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Gitweb: http://git.kernel.org/linus/ecdfa44610fa18678c3dd481af75368b9800c6c7 Commit: ecdfa44610fa18678c3dd481af75368b9800c6c7 Parent: 2d7cf8ef75abbe0d33d9115872d4545e9cefced2 Author: Greg Kroah-Hartman <gregkh@suse.de> AuthorDate: Tue Aug 4 15:57:55 2009 -0700 Committer: Greg Kroah-Hartman <gregkh@suse.de> CommitDate: Tue Sep 15 12:02:30 2009 -0700 Staging: add Realtek 8192 PCI wireless driver This wireless driver should work for the Realtek 8192 PCI devices. It comes directly from Realtek and has been tested to work on at least one laptop in the wild. Cc: Anthony Wong <awong1@novell.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/staging/Kconfig | 2 + drivers/staging/Makefile | 1 + drivers/staging/rtl8192e/Kconfig | 6 + drivers/staging/rtl8192e/Makefile | 35 + drivers/staging/rtl8192e/dot11d.h | 102 + drivers/staging/rtl8192e/ieee80211.h | 2802 ++++++++ drivers/staging/rtl8192e/ieee80211/EndianFree.h | 199 + drivers/staging/rtl8192e/ieee80211/aes.c | 469 ++ drivers/staging/rtl8192e/ieee80211/api.c | 246 + drivers/staging/rtl8192e/ieee80211/arc4.c | 103 + drivers/staging/rtl8192e/ieee80211/autoload.c | 40 + drivers/staging/rtl8192e/ieee80211/cipher.c | 299 + drivers/staging/rtl8192e/ieee80211/compress.c | 64 + drivers/staging/rtl8192e/ieee80211/crypto_compat.h | 90 + drivers/staging/rtl8192e/ieee80211/digest.c | 108 + drivers/staging/rtl8192e/ieee80211/dot11d.c | 239 + drivers/staging/rtl8192e/ieee80211/dot11d.h | 102 + drivers/staging/rtl8192e/ieee80211/ieee80211.h | 2802 ++++++++ .../staging/rtl8192e/ieee80211/ieee80211_crypt.c | 273 + .../staging/rtl8192e/ieee80211/ieee80211_crypt.h | 93 + .../rtl8192e/ieee80211/ieee80211_crypt_ccmp.c | 534 ++ .../rtl8192e/ieee80211/ieee80211_crypt_tkip.c | 1034 +++ .../rtl8192e/ieee80211/ieee80211_crypt_wep.c | 397 ++ .../staging/rtl8192e/ieee80211/ieee80211_module.c | 432 ++ drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c | 2802 ++++++++ .../staging/rtl8192e/ieee80211/ieee80211_softmac.c | 3548 ++++++++++ .../rtl8192e/ieee80211/ieee80211_softmac_wx.c | 692 ++ drivers/staging/rtl8192e/ieee80211/ieee80211_tx.c | 933 +++ drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c | 1032 +++ drivers/staging/rtl8192e/ieee80211/internal.h | 115 + drivers/staging/rtl8192e/ieee80211/kmap_types.h | 20 + drivers/staging/rtl8192e/ieee80211/michael_mic.c | 194 + drivers/staging/rtl8192e/ieee80211/proc.c | 116 + drivers/staging/rtl8192e/ieee80211/rtl819x_BA.h | 69 + .../staging/rtl8192e/ieee80211/rtl819x_BAProc.c | 779 +++ drivers/staging/rtl8192e/ieee80211/rtl819x_HT.h | 481 ++ .../staging/rtl8192e/ieee80211/rtl819x_HTProc.c | 1719 +++++ drivers/staging/rtl8192e/ieee80211/rtl819x_Qos.h | 749 ++ drivers/staging/rtl8192e/ieee80211/rtl819x_TS.h | 56 + .../staging/rtl8192e/ieee80211/rtl819x_TSProc.c | 659 ++ drivers/staging/rtl8192e/ieee80211/rtl_crypto.h | 399 ++ drivers/staging/rtl8192e/ieee80211/scatterwalk.c | 126 + drivers/staging/rtl8192e/ieee80211/scatterwalk.h | 51 + drivers/staging/rtl8192e/ieee80211_crypt.h | 86 + drivers/staging/rtl8192e/r8180_93cx6.c | 146 + drivers/staging/rtl8192e/r8180_93cx6.h | 40 + drivers/staging/rtl8192e/r8190_rtl8256.c | 1161 ++++ drivers/staging/rtl8192e/r8190_rtl8256.h | 28 + drivers/staging/rtl8192e/r8192E.h | 1554 +++++ drivers/staging/rtl8192e/r8192E_core.c | 7192 ++++++++++++++++++++ drivers/staging/rtl8192e/r8192E_dm.c | 4257 ++++++++++++ drivers/staging/rtl8192e/r8192E_dm.h | 320 + drivers/staging/rtl8192e/r8192E_hw.h | 811 +++ drivers/staging/rtl8192e/r8192E_wx.c | 1408 ++++ drivers/staging/rtl8192e/r8192E_wx.h | 22 + drivers/staging/rtl8192e/r8192_pm.c | 181 + drivers/staging/rtl8192e/r8192_pm.h | 28 + drivers/staging/rtl8192e/r819xE_cmdpkt.c | 826 +++ drivers/staging/rtl8192e/r819xE_cmdpkt.h | 207 + drivers/staging/rtl8192e/r819xE_firmware.c | 668 ++ drivers/staging/rtl8192e/r819xE_firmware.h | 68 + drivers/staging/rtl8192e/r819xE_firmware_img.h | 2778 ++++++++ drivers/staging/rtl8192e/r819xE_phy.c | 3352 +++++++++ drivers/staging/rtl8192e/r819xE_phy.h | 125 + drivers/staging/rtl8192e/r819xE_phyreg.h | 878 +++ drivers/staging/rtl8192e/r819xP_firmware_img.h | 3637 ++++++++++ 66 files changed, 54785 insertions(+), 0 deletions(-) diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 4d836a0..2b3c0c4 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -87,6 +87,8 @@ source "drivers/staging/rtl8187se/Kconfig" source "drivers/staging/rtl8192su/Kconfig" +source "drivers/staging/rtl8192e/Kconfig" + source "drivers/staging/rspiusb/Kconfig" source "drivers/staging/mimio/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index f0c33ee..aa9553c 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_PANEL) += panel/ obj-$(CONFIG_ALTERA_PCIE_CHDMA) += altpciechdma/ obj-$(CONFIG_RTL8187SE) += rtl8187se/ obj-$(CONFIG_RTL8192SU) += rtl8192su/ +obj-$(CONFIG_RTL8192E) += rtl8192e/ obj-$(CONFIG_USB_RSPI) += rspiusb/ obj-$(CONFIG_INPUT_MIMIO) += mimio/ obj-$(CONFIG_TRANZPORT) += frontier/ diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig new file mode 100644 index 0000000..3100aa5 --- /dev/null +++ b/drivers/staging/rtl8192e/Kconfig @@ -0,0 +1,6 @@ +config RTL8192E + tristate "RealTek RTL8192E Wireless LAN NIC driver" + depends on PCI + depends on WIRELESS_EXT + default N + ---help--- diff --git a/drivers/staging/rtl8192e/Makefile b/drivers/staging/rtl8192e/Makefile new file mode 100644 index 0000000..e24ab23 --- /dev/null +++ b/drivers/staging/rtl8192e/Makefile @@ -0,0 +1,35 @@ +NIC_SELECT = RTL8192E + + +EXTRA_CFLAGS += -DRTL8192E +EXTRA_CFLAGS += -std=gnu89 +EXTRA_CFLAGS += -O2 +EXTRA_CFLAGS += -mhard-float -DCONFIG_FORCE_HARD_FLOAT=y +EXTRA_CFLAGS += -DTHOMAS_TURBO +EXTRA_CFLAGS += -DENABLE_DOT11D + +r8192_pci-objs := \ + r8192E_core.o \ + r8180_93cx6.o \ + r8192E_wx.o \ + r8190_rtl8256.o \ + r819xE_phy.o \ + r819xE_firmware.o \ + r819xE_cmdpkt.o \ + r8192E_dm.o \ + ieee80211/ieee80211_rx.o \ + ieee80211/ieee80211_softmac.o \ + ieee80211/ieee80211_tx.o \ + ieee80211/ieee80211_wx.o \ + ieee80211/ieee80211_module.o \ + ieee80211/ieee80211_softmac_wx.o \ + ieee80211/rtl819x_HTProc.o \ + ieee80211/rtl819x_TSProc.o \ + ieee80211/rtl819x_BAProc.o \ + ieee80211/dot11d.o \ + ieee80211/ieee80211_crypt.o \ + ieee80211/ieee80211_crypt_tkip.o \ + ieee80211/ieee80211_crypt_ccmp.o \ + ieee80211/ieee80211_crypt_wep.o + +obj-$(CONFIG_RTL8192E) += r8192_pci.o diff --git a/drivers/staging/rtl8192e/dot11d.h b/drivers/staging/rtl8192e/dot11d.h new file mode 100644 index 0000000..15b7a4b --- /dev/null +++ b/drivers/staging/rtl8192e/dot11d.h @@ -0,0 +1,102 @@ +#ifndef __INC_DOT11D_H +#define __INC_DOT11D_H + +#ifdef ENABLE_DOT11D +#include "ieee80211.h" + +//#define ENABLE_DOT11D + +//#define DOT11D_MAX_CHNL_NUM 83 + +typedef struct _CHNL_TXPOWER_TRIPLE { + u8 FirstChnl; + u8 NumChnls; + u8 MaxTxPowerInDbm; +}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE; + +typedef enum _DOT11D_STATE { + DOT11D_STATE_NONE = 0, + DOT11D_STATE_LEARNED, + DOT11D_STATE_DONE, +}DOT11D_STATE; + +typedef struct _RT_DOT11D_INFO { + //DECLARE_RT_OBJECT(RT_DOT11D_INFO); + + bool bEnabled; // dot11MultiDomainCapabilityEnabled + + u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element. + u8 CountryIeBuf[MAX_IE_LEN]; + u8 CountryIeSrcAddr[6]; // Source AP of the country IE. + u8 CountryIeWatchdog; + + u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan) + //u8 ChnlListLen; // #Bytes valid in ChnlList[]. + //u8 ChnlList[DOT11D_MAX_CHNL_NUM]; + u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1]; + + DOT11D_STATE State; +}RT_DOT11D_INFO, *PRT_DOT11D_INFO; +#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) +#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5]) +#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo)) + +#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled +#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0) + +#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) +#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) + +#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \ + (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \ + FALSE : \ + (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length))) + +#define CIE_WATCHDOG_TH 1 +#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog +#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0 +#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev) + +#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE) + + +void +Dot11d_Init( + struct ieee80211_device *dev + ); + +void +Dot11d_Reset( + struct ieee80211_device *dev + ); + +void +Dot11d_UpdateCountryIe( + struct ieee80211_device *dev, + u8 * pTaddr, + u16 CoutryIeLen, + u8 * pCoutryIe + ); + +u8 +DOT11D_GetMaxTxPwrInDbm( + struct ieee80211_device *dev, + u8 Channel + ); + +void +DOT11D_ScanComplete( + struct ieee80211_device * dev + ); + +int IsLegalChannel( + struct ieee80211_device * dev, + u8 channel +); + +int ToLegalChannel( + struct ieee80211_device * dev, + u8 channel +); +#endif //ENABLE_DOT11D +#endif // #ifndef __INC_DOT11D_H diff --git a/drivers/staging/rtl8192e/ieee80211.h b/drivers/staging/rtl8192e/ieee80211.h new file mode 100644 index 0000000..896fd17 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211.h @@ -0,0 +1,2802 @@ +/* + * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11 + * remains copyright by the original authors + * + * Portions of the merged code are based on Host AP (software wireless + * LAN access point) driver for Intersil Prism2/2.5/3. + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * <jkmaline@cc.hut.fi> + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * <jketreno@linux.intel.com> + * Copyright (c) 2004, Intel Corporation + * + * Modified for Realtek's wi-fi cards by Andrea Merello + * <andreamrl@tiscali.it> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ +#ifndef IEEE80211_H +#define IEEE80211_H +#include <linux/if_ether.h> /* ETH_ALEN */ +#include <linux/kernel.h> /* ARRAY_SIZE */ +#include <linux/version.h> +#include <linux/module.h> +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +#include <linux/jiffies.h> +#else +#include <linux/jffs.h> +#include <linux/tqueue.h> +#endif +#include <linux/timer.h> +#include <linux/sched.h> + +#include <linux/delay.h> +#include <linux/wireless.h> + +#include "ieee80211/rtl819x_HT.h" +#include "ieee80211/rtl819x_BA.h" +#include "ieee80211/rtl819x_TS.h" + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)) +#ifndef bool +typedef enum{false = 0, true} bool; +#endif +#endif + +#ifndef IW_MODE_MONITOR +#define IW_MODE_MONITOR 6 +#endif + +#ifndef IWEVCUSTOM +#define IWEVCUSTOM 0x8c02 +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#ifndef __bitwise +#define __bitwise __attribute__((bitwise)) +#endif +typedef __u16 __le16; +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,27)) +struct iw_spy_data{ + /* --- Standard spy support --- */ + int spy_number; + u_char spy_address[IW_MAX_SPY][ETH_ALEN]; + struct iw_quality spy_stat[IW_MAX_SPY]; + /* --- Enhanced spy support (event) */ + struct iw_quality spy_thr_low; /* Low threshold */ + struct iw_quality spy_thr_high; /* High threshold */ + u_char spy_thr_under[IW_MAX_SPY]; +}; +#endif +#endif + +#ifndef container_of +/** + * container_of - cast a member of a structure out to the containing structure + * + * @ptr: the pointer to the member. + * @type: the type of the container struct this is embedded in. + * @member: the name of the member within the struct. + * + */ +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) +#endif + +#define KEY_TYPE_NA 0x0 +#define KEY_TYPE_WEP40 0x1 +#define KEY_TYPE_TKIP 0x2 +#define KEY_TYPE_CCMP 0x4 +#define KEY_TYPE_WEP104 0x5 + +/* added for rtl819x tx procedure */ +#define MAX_QUEUE_SIZE 0x10 + +// +// 8190 queue mapping +// +#define BK_QUEUE 0 +#define BE_QUEUE 1 +#define VI_QUEUE 2 +#define VO_QUEUE 3 +#define HCCA_QUEUE 4 +#define TXCMD_QUEUE 5 +#define MGNT_QUEUE 6 +#define HIGH_QUEUE 7 +#define BEACON_QUEUE 8 + +#define LOW_QUEUE BE_QUEUE +#define NORMAL_QUEUE MGNT_QUEUE + +//added by amy for ps +#define SWRF_TIMEOUT 50 + +//added by amy for LEAP related +#define IE_CISCO_FLAG_POSITION 0x08 // Flag byte: byte 8, numbered from 0. +#define SUPPORT_CKIP_MIC 0x08 // bit3 +#define SUPPORT_CKIP_PK 0x10 // bit4 +/* defined for skb cb field */ +/* At most 28 byte */ +typedef struct cb_desc { + /* Tx Desc Related flags (8-9) */ + u8 bLastIniPkt:1; + u8 bCmdOrInit:1; + u8 bFirstSeg:1; + u8 bLastSeg:1; + u8 bEncrypt:1; + u8 bTxDisableRateFallBack:1; + u8 bTxUseDriverAssingedRate:1; + u8 bHwSec:1; //indicate whether use Hw security. WB + + u8 reserved1; + + /* Tx Firmware Relaged flags (10-11)*/ + u8 bCTSEnable:1; + u8 bRTSEnable:1; + u8 bUseShortGI:1; + u8 bUseShortPreamble:1; + u8 bTxEnableFwCalcDur:1; + u8 bAMPDUEnable:1; + u8 bRTSSTBC:1; + u8 RTSSC:1; + + u8 bRTSBW:1; + u8 bPacketBW:1; + u8 bRTSUseShortPreamble:1; + u8 bRTSUseShortGI:1; + u8 bMulticast:1; + u8 bBroadcast:1; + //u8 reserved2:2; + u8 drv_agg_enable:1; + u8 reserved2:1; + + /* Tx Desc related element(12-19) */ + u8 rata_index; + u8 queue_index; + //u8 reserved3; + //u8 reserved4; + u16 txbuf_size; + //u8 reserved5; + u8 RATRIndex; + u8 reserved6; + u8 reserved7; + u8 reserved8; + + /* Tx firmware related element(20-27) */ + u8 data_rate; + u8 rts_rate; + u8 ampdu_factor; + u8 ampdu_density; + //u8 reserved9; + //u8 reserved10; + //u8 reserved11; + u8 DrvAggrNum; + u16 pkt_size; + u8 reserved12; +}cb_desc, *pcb_desc; + +/*--------------------------Define -------------------------------------------*/ +#define MGN_1M 0x02 +#define MGN_2M 0x04 +#define MGN_5_5M 0x0b +#define MGN_11M 0x16 + +#define MGN_6M 0x0c +#define MGN_9M 0x12 +#define MGN_12M 0x18 +#define MGN_18M 0x24 +#define MGN_24M 0x30 +#define MGN_36M 0x48 +#define MGN_48M 0x60 +#define MGN_54M 0x6c + +#define MGN_MCS0 0x80 +#define MGN_MCS1 0x81 +#define MGN_MCS2 0x82 +#define MGN_MCS3 0x83 +#define MGN_MCS4 0x84 +#define MGN_MCS5 0x85 +#define MGN_MCS6 0x86 +#define MGN_MCS7 0x87 +#define MGN_MCS8 0x88 +#define MGN_MCS9 0x89 +#define MGN_MCS10 0x8a +#define MGN_MCS11 0x8b +#define MGN_MCS12 0x8c +#define MGN_MCS13 0x8d +#define MGN_MCS14 0x8e +#define MGN_MCS15 0x8f + +//---------------------------------------------------------------------------- +// 802.11 Management frame Reason Code field +//---------------------------------------------------------------------------- +enum _ReasonCode{ + unspec_reason = 0x1, + auth_not_valid = 0x2, + deauth_lv_ss = 0x3, + inactivity = 0x4, + ap_overload = 0x5, + class2_err = 0x6, + class3_err = 0x7, + disas_lv_ss = 0x8, + asoc_not_auth = 0x9, + + //----MIC_CHECK + mic_failure = 0xe, + //----END MIC_CHECK + + // Reason code defined in 802.11i D10.0 p.28. + invalid_IE = 0x0d, + four_way_tmout = 0x0f, + two_way_tmout = 0x10, + IE_dismatch = 0x11, + invalid_Gcipher = 0x12, + invalid_Pcipher = 0x13, + invalid_AKMP = 0x14, + unsup_RSNIEver = 0x15, + invalid_RSNIE = 0x16, + auth_802_1x_fail= 0x17, + ciper_reject = 0x18, + + // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15. + QoS_unspec = 0x20, // 32 + QAP_bandwidth = 0x21, // 33 + poor_condition = 0x22, // 34 + no_facility = 0x23, // 35 + // Where is 36??? + req_declined = 0x25, // 37 + invalid_param = 0x26, // 38 + req_not_honored= 0x27, // 39 + TS_not_created = 0x2F, // 47 + DL_not_allowed = 0x30, // 48 + dest_not_exist = 0x31, // 49 + dest_not_QSTA = 0x32, // 50 +}; + + + +#define aSifsTime (((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10) + +#define MGMT_QUEUE_NUM 5 + +#define IEEE_CMD_SET_WPA_PARAM 1 +#define IEEE_CMD_SET_WPA_IE 2 +#define IEEE_CMD_SET_ENCRYPTION 3 +#define IEEE_CMD_MLME 4 + +#define IEEE_PARAM_WPA_ENABLED 1 +#define IEEE_PARAM_TKIP_COUNTERMEASURES 2 +#define IEEE_PARAM_DROP_UNENCRYPTED 3 +#define IEEE_PARAM_PRIVACY_INVOKED 4 +#define IEEE_PARAM_AUTH_ALGS 5 +#define IEEE_PARAM_IEEE_802_1X 6 +//It should consistent with the driver_XXX.c +// David, 2006.9.26 +#define IEEE_PARAM_WPAX_SELECT 7 +//Added for notify the encryption type selection +// David, 2006.9.26 +#define IEEE_PROTO_WPA 1 +#define IEEE_PROTO_RSN 2 +//Added for notify the encryption type selection +// David, 2006.9.26 +#define IEEE_WPAX_USEGROUP 0 +#define IEEE_WPAX_WEP40 1 +#define IEEE_WPAX_TKIP 2 +#define IEEE_WPAX_WRAP 3 +#define IEEE_WPAX_CCMP 4 +#define IEEE_WPAX_WEP104 5 + +#define IEEE_KEY_MGMT_IEEE8021X 1 +#define IEEE_KEY_MGMT_PSK 2 + +#define IEEE_MLME_STA_DEAUTH 1 +#define IEEE_MLME_STA_DISASSOC 2 + + +#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2 +#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3 +#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4 +#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5 +#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6 +#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7 + + +#define IEEE_CRYPT_ALG_NAME_LEN 16 + +#define MAX_IE_LEN 0xff + +// added for kernel conflict +#define ieee80211_crypt_deinit_entries ieee80211_crypt_deinit_entries_rsl +#define ieee80211_crypt_deinit_handler ieee80211_crypt_deinit_handler_rsl +#define ieee80211_crypt_delayed_deinit ieee80211_crypt_delayed_deinit_rsl +#define ieee80211_register_crypto_ops ieee80211_register_crypto_ops_rsl +#define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl +#define ieee80211_get_crypto_ops ieee80211_get_crypto_ops_rsl + +#define ieee80211_ccmp_null ieee80211_ccmp_null_rsl + +#define ieee80211_tkip_null ieee80211_tkip_null_rsl + +#define ieee80211_wep_null ieee80211_wep_null_rsl + +#define free_ieee80211 free_ieee80211_rsl +#define alloc_ieee80211 alloc_ieee80211_rsl + +#define ieee80211_rx ieee80211_rx_rsl +#define ieee80211_rx_mgt ieee80211_rx_mgt_rsl + +#define ieee80211_get_beacon ieee80211_get_beacon_rsl +#define ieee80211_wake_queue ieee80211_wake_queue_rsl +#define ieee80211_stop_queue ieee80211_stop_queue_rsl +#define ieee80211_reset_queue ieee80211_reset_queue_rsl +#define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl +#define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl +#define ieee80211_is_shortslot ieee80211_is_shortslot_rsl +#define ieee80211_is_54g ieee80211_is_54g_rsl +#define ieee80211_wpa_supplicant_ioctl ieee80211_wpa_supplicant_ioctl_rsl +#define ieee80211_ps_tx_ack ieee80211_ps_tx_ack_rsl +#define ieee80211_softmac_xmit ieee80211_softmac_xmit_rsl +#define ieee80211_stop_send_beacons ieee80211_stop_send_beacons_rsl +#define notify_wx_assoc_event notify_wx_assoc_event_rsl +#define SendDisassociation SendDisassociation_rsl +#define ieee80211_disassociate ieee80211_disassociate_rsl +#define ieee80211_start_send_beacons ieee80211_start_send_beacons_rsl +#define ieee80211_stop_scan ieee80211_stop_scan_rsl +#define ieee80211_send_probe_requests ieee80211_send_probe_requests_rsl +#define ieee80211_softmac_scan_syncro ieee80211_softmac_scan_syncro_rsl +#define ieee80211_start_scan_syncro ieee80211_start_scan_syncro_rsl + +#define ieee80211_wx_get_essid ieee80211_wx_get_essid_rsl +#define ieee80211_wx_set_essid ieee80211_wx_set_essid_rsl +#define ieee80211_wx_set_rate ieee80211_wx_set_rate_rsl +#define ieee80211_wx_get_rate ieee80211_wx_get_rate_rsl +#define ieee80211_wx_set_wap ieee80211_wx_set_wap_rsl +#define ieee80211_wx_get_wap ieee80211_wx_get_wap_rsl +#define ieee80211_wx_set_mode ieee80211_wx_set_mode_rsl +#define ieee80211_wx_get_mode ieee80211_wx_get_mode_rsl +#define ieee80211_wx_set_scan ieee80211_wx_set_scan_rsl +#define ieee80211_wx_get_freq ieee80211_wx_get_freq_rsl +#define ieee80211_wx_set_freq ieee80211_wx_set_freq_rsl +#define ieee80211_wx_set_rawtx ieee80211_wx_set_rawtx_rsl +#define ieee80211_wx_get_name ieee80211_wx_get_name_rsl +#define ieee80211_wx_set_power ieee80211_wx_set_power_rsl +#define ieee80211_wx_get_power ieee80211_wx_get_power_rsl +#define ieee80211_wlan_frequencies ieee80211_wlan_frequencies_rsl +#define ieee80211_wx_set_rts ieee80211_wx_set_rts_rsl +#define ieee80211_wx_get_rts ieee80211_wx_get_rts_rsl + +#define ieee80211_txb_free ieee80211_txb_free_rsl + +#define ieee80211_wx_set_gen_ie ieee80211_wx_set_gen_ie_rsl +#define ieee80211_wx_get_scan ieee80211_wx_get_scan_rsl +#define ieee80211_wx_set_encode ieee80211_wx_set_encode_rsl +#define ieee80211_wx_get_encode ieee80211_wx_get_encode_rsl +#if WIRELESS_EXT >= 18 +#define ieee80211_wx_set_mlme ieee80211_wx_set_mlme_rsl +#define ieee80211_wx_set_auth ieee80211_wx_set_auth_rsl +#define ieee80211_wx_set_encode_ext ieee80211_wx_set_encode_ext_rsl +#define ieee80211_wx_get_encode_ext ieee80211_wx_get_encode_ext_rsl +#endif + + +typedef struct ieee_param { + u32 cmd; + u8 sta_addr[ETH_ALEN]; + union { + struct { + u8 name; + u32 value; + } wpa_param; + struct { + u32 len; + u8 reserved[32]; + u8 data[0]; + } wpa_ie; + struct{ + int command; + int reason_code; + } mlme; + struct { + u8 alg[IEEE_CRYPT_ALG_NAME_LEN]; + u8 set_tx; + u32 err; + u8 idx; + u8 seq[8]; /* sequence counter (set: RX, get: TX) */ + u16 key_len; + u8 key[0]; + } crypt; + } u; +}ieee_param; + + +#if WIRELESS_EXT < 17 +#define IW_QUAL_QUAL_INVALID 0x10 +#define IW_QUAL_LEVEL_INVALID 0x20 +#define IW_QUAL_NOISE_INVALID 0x40 +#define IW_QUAL_QUAL_UPDATED 0x1 +#define IW_QUAL_LEVEL_UPDATED 0x2 +#define IW_QUAL_NOISE_UPDATED 0x4 +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +static inline void tq_init(struct tq_struct * task, void(*func)(void *), void *data) +{ + task->routine = func; + task->data = data; + //task->next = NULL; + INIT_LIST_HEAD(&task->list); + task->sync = 0; +} +#endif + +// linux under 2.6.9 release may not support it, so modify it for common use +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)) +//#define MSECS(t) (1000 * ((t) / HZ) + 1000 * ((t) % HZ) / HZ) +#define MSECS(t) (HZ * ((t) / 1000) + (HZ * ((t) % 1000)) / 1000) +static inline unsigned long msleep_interruptible_rsl(unsigned int msecs) +{ + unsigned long timeout = MSECS(msecs) + 1; + + while (timeout) { + set_current_state(TASK_INTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } + return timeout; +} +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,31)) +static inline void msleep(unsigned int msecs) +{ + unsigned long timeout = MSECS(msecs) + 1; + + while (timeout) { + set_current_state(TASK_UNINTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } +} +#endif +#else +#define MSECS(t) msecs_to_jiffies(t) +#define msleep_interruptible_rsl msleep_interruptible +#endif + +#define IEEE80211_DATA_LEN 2304 +/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section + 6.2.1.1.2. + + The figure in section 7.1.2 suggests a body size of up to 2312 + bytes is allowed, which is a bit confusing, I suspect this + represents the 2304 bytes of real data, plus a possible 8 bytes of + WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */ +#define IEEE80211_1ADDR_LEN 10 +#define IEEE80211_2ADDR_LEN 16 +#define IEEE80211_3ADDR_LEN 24 +#define IEEE80211_4ADDR_LEN 30 +#define IEEE80211_FCS_LEN 4 +#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) +#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) +#define IEEE80211_MGMT_HDR_LEN 24 +#define IEEE80211_DATA_HDR3_LEN 24 +#define IEEE80211_DATA_HDR4_LEN 30 + +#define MIN_FRAG_THRESHOLD 256U +#define MAX_FRAG_THRESHOLD 2346U + + +/* Frame control field constants */ +#define IEEE80211_FCTL_VERS 0x0003 +#define IEEE80211_FCTL_FTYPE 0x000c +#define IEEE80211_FCTL_STYPE 0x00f0 +#define IEEE80211_FCTL_FRAMETYPE 0x00fc +#define IEEE80211_FCTL_TODS 0x0100 +#define IEEE80211_FCTL_FROMDS 0x0200 +#define IEEE80211_FCTL_DSTODS 0x0300 //added by david +#define IEEE80211_FCTL_MOREFRAGS 0x0400 +#define IEEE80211_FCTL_RETRY 0x0800 +#define IEEE80211_FCTL_PM 0x1000 +#define IEEE80211_FCTL_MOREDATA 0x2000 +#define IEEE80211_FCTL_WEP 0x4000 +#define IEEE80211_FCTL_ORDER 0x8000 + +#define IEEE80211_FTYPE_MGMT 0x0000 +#define IEEE80211_FTYPE_CTL 0x0004 +#define IEEE80211_FTYPE_DATA 0x0008 + +/* management */ +#define IEEE80211_STYPE_ASSOC_REQ 0x0000 +#define IEEE80211_STYPE_ASSOC_RESP 0x0010 +#define IEEE80211_STYPE_REASSOC_REQ 0x0020 +#define IEEE80211_STYPE_REASSOC_RESP 0x0030 +#define IEEE80211_STYPE_PROBE_REQ 0x0040 +#define IEEE80211_STYPE_PROBE_RESP 0x0050 +#define IEEE80211_STYPE_BEACON 0x0080 +#define IEEE80211_STYPE_ATIM 0x0090 +#define IEEE80211_STYPE_DISASSOC 0x00A0 +#define IEEE80211_STYPE_AUTH 0x00B0 +#define IEEE80211_STYPE_DEAUTH 0x00C0 +#define IEEE80211_STYPE_MANAGE_ACT 0x00D0 + +/* control */ +#define IEEE80211_STYPE_PSPOLL 0x00A0 +#define IEEE80211_STYPE_RTS 0x00B0 +#define IEEE80211_STYPE_CTS 0x00C0 +#define IEEE80211_STYPE_ACK 0x00D0 +#define IEEE80211_STYPE_CFEND 0x00E0 +#define IEEE80211_STYPE_CFENDACK 0x00F0 +#define IEEE80211_STYPE_BLOCKACK 0x0094 + +/* data */ +#define IEEE80211_STYPE_DATA 0x0000 +#define IEEE80211_STYPE_DATA_CFACK 0x0010 +#define IEEE80211_STYPE_DATA_CFPOLL 0x0020 +#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 +#define IEEE80211_STYPE_NULLFUNC 0x0040 +#define IEEE80211_STYPE_CFACK 0x0050 +#define IEEE80211_STYPE_CFPOLL 0x0060 +#define IEEE80211_STYPE_CFACKPOLL 0x0070 +#define IEEE80211_STYPE_QOS_DATA 0x0080 //added for WMM 2006/8/2 +#define IEEE80211_STYPE_QOS_NULL 0x00C0 + +#define IEEE80211_SCTL_FRAG 0x000F +#define IEEE80211_SCTL_SEQ 0xFFF0 + +/* QOS control */ +#define IEEE80211_QCTL_TID 0x000F + +#define FC_QOS_BIT BIT7 +#define IsDataFrame(pdu) ( ((pdu[0] & 0x0C)==0x08) ? true : false ) +#define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) ) +//added by wb. Is this right? +#define IsQoSDataFrame(pframe) ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) +#define Frame_Order(pframe) (*(u16*)pframe&IEEE80211_FCTL_ORDER) +#define SN_LESS(a, b) (((a-b)&0x800)!=0) +#define SN_EQUAL(a, b) (a == b) +#define MAX_DEV_ADDR_SIZE 8 +typedef enum _ACT_CATEGORY{ + ACT_CAT_QOS = 1, + ACT_CAT_DLS = 2, + ACT_CAT_BA = 3, + ACT_CAT_HT = 7, + ACT_CAT_WMM = 17, +} ACT_CATEGORY, *PACT_CATEGORY; + +typedef enum _TS_ACTION{ + ACT_ADDTSREQ = 0, + ACT_ADDTSRSP = 1, + ACT_DELTS = 2, + ACT_SCHEDULE = 3, +} TS_ACTION, *PTS_ACTION; + +typedef enum _BA_ACTION{ + ACT_ADDBAREQ = 0, + ACT_ADDBARSP = 1, + ACT_DELBA = 2, +} BA_ACTION, *PBA_ACTION; + +typedef enum _InitialGainOpType{ + IG_Backup=0, + IG_Restore, + IG_Max +}InitialGainOpType; + +/* debug macros */ +#define CONFIG_IEEE80211_DEBUG +#ifdef CONFIG_IEEE80211_DEBUG +extern u32 ieee80211_debug_level; +#define IEEE80211_DEBUG(level, fmt, args...) \ +do { if (ieee80211_debug_level & (level)) \ + printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0) +//wb added to debug out data buf +//if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA +#define IEEE80211_DEBUG_DATA(level, data, datalen) \ + do{ if ((ieee80211_debug_level & (level)) == (level)) \ + { \ + int i; \ + u8* pdata = (u8*) data; \ + printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__); \ + for(i=0; i<(int)(datalen); i++) \ + { \ + printk("%2x ", pdata[i]); \ + if ((i+1)%16 == 0) printk("\n"); \ + } \ + printk("\n"); \ + } \ + } while (0) +#else +#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) +#define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0) +#endif /* CONFIG_IEEE80211_DEBUG */ + +/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */ + +#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" +#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5] + +/* + * To use the debug system; + * + * If you are defining a new debug classification, simply add it to the #define + * list here in the form of: + * + * #define IEEE80211_DL_xxxx VALUE + * + * shifting value to the left one bit from the previous entry. xxxx should be + * the name of the classification (for example, WEP) + * + * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your + * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want + * to send output to that classification. + * + * To add your debug level to the list of levels seen when you perform + * + * % cat /proc/net/ipw/debug_level + * + * you simply need to add your entry to the ipw_debug_levels array. + * + * If you do not see debug_level in /proc/net/ipw then you do not have + * CONFIG_IEEE80211_DEBUG defined in your kernel configuration + * + */ + +#define IEEE80211_DL_INFO (1<<0) +#define IEEE80211_DL_WX (1<<1) +#define IEEE80211_DL_SCAN (1<<2) +#define IEEE80211_DL_STATE (1<<3) +#define IEEE80211_DL_MGMT (1<<4) +#define IEEE80211_DL_FRAG (1<<5) +#define IEEE80211_DL_EAP (1<<6) +#define IEEE80211_DL_DROP (1<<7) + +#define IEEE80211_DL_TX (1<<8) +#define IEEE80211_DL_RX (1<<9) + +#define IEEE80211_DL_HT (1<<10) //HT +#define IEEE80211_DL_BA (1<<11) //ba +#define IEEE80211_DL_TS (1<<12) //TS +#define IEEE80211_DL_QOS (1<<13) +#define IEEE80211_DL_REORDER (1<<14) +#define IEEE80211_DL_IOT (1<<15) +#define IEEE80211_DL_IPS (1<<16) +#define IEEE80211_DL_TRACE (1<<29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen +#define IEEE80211_DL_DATA (1<<30) //use this flag to control whether print data buf out. +#define IEEE80211_DL_ERR (1<<31) //always open +#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a) +#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a) +#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a) + +#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a) +#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a) +#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a) +#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a) +#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a) +#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a) +#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a) +#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a) +#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a) +#define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a) + +#ifdef CONFIG_IEEE80211_DEBUG +/* Added by Annie, 2005-11-22. */ +#define MAX_STR_LEN 64 +/* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/ +#define PRINTABLE(_ch) (_ch>'!' && _ch<'~') +#define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) \ + if((_Comp) & level) \ + { \ + int __i; \ + u8 buffer[MAX_STR_LEN]; \ + int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ; \ + memset(buffer, 0, MAX_STR_LEN); \ + memcpy(buffer, (u8 *)_Ptr, length ); \ + for( __i=0; __i<MAX_STR_LEN; __i++ ) \ + { \ + if( !PRINTABLE(buffer[__i]) ) buffer[__i] = '?'; \ + } \ + buffer[length] = '\0'; \ + printk("Rtl819x: "); \ + printk(_TitleString); \ + printk(": %d, <%s>\n", _Len, buffer); \ + } +#else +#define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) do {} while (0) +#endif + +#include <linux/netdevice.h> +#include <linux/if_arp.h> /* ARPHRD_ETHER */ + +#ifndef WIRELESS_SPY +#define WIRELESS_SPY // enable iwspy support +#endif +#include <net/iw_handler.h> // new driver API + +#ifndef ETH_P_PAE +#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ +#endif /* ETH_P_PAE */ + +#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */ + +#ifndef ETH_P_80211_RAW +#define ETH_P_80211_RAW (ETH_P_ECONET + 1) +#endif + +/* IEEE 802.11 defines */ + +#define P80211_OUI_LEN 3 + +struct ieee80211_snap_hdr { + + u8 dsap; /* always 0xAA */ + u8 ssap; /* always 0xAA */ + u8 ctrl; /* always 0x03 */ + u8 oui[P80211_OUI_LEN]; /* organizational universal id */ + +} __attribute__ ((packed)); + +#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) + +#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS) +#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE) +#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE) + +#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE) +#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG) +#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) + +/* Authentication algorithms */ +#define WLAN_AUTH_OPEN 0 +#define WLAN_AUTH_SHARED_KEY 1 +#define WLAN_AUTH_LEAP 2 + +#define WLAN_AUTH_CHALLENGE_LEN 128 + +#define WLAN_CAPABILITY_BSS (1<<0) +#define WLAN_CAPABILITY_IBSS (1<<1) +#define WLAN_CAPABILITY_CF_POLLABLE (1<<2) +#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) +#define WLAN_CAPABILITY_PRIVACY (1<<4) +#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) +#define WLAN_CAPABILITY_PBCC (1<<6) +#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) +#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) +#define WLAN_CAPABILITY_QOS (1<<9) +#define WLAN_CAPABILITY_SHORT_SLOT (1<<10) +#define WLAN_CAPABILITY_DSSS_OFDM (1<<13) + +/* 802.11g ERP information element */ +#define WLAN_ERP_NON_ERP_PRESENT (1<<0) +#define WLAN_ERP_USE_PROTECTION (1<<1) +#define WLAN_ERP_BARKER_PREAMBLE (1<<2) + +/* Status codes */ +enum ieee80211_statuscode { + WLAN_STATUS_SUCCESS = 0, + WLAN_STATUS_UNSPECIFIED_FAILURE = 1, + WLAN_STATUS_CAPS_UNSUPPORTED = 10, + WLAN_STATUS_REASSOC_NO_ASSOC = 11, + WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, + WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, + WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, + WLAN_STATUS_CHALLENGE_FAIL = 15, + WLAN_STATUS_AUTH_TIMEOUT = 16, + WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, + WLAN_STATUS_ASSOC_DENIED_RATES = 18, + /* 802.11b */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, + WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, + WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, + /* 802.11h */ + WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, + WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, + WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, + /* 802.11g */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, + WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, + /* 802.11i */ + WLAN_STATUS_INVALID_IE = 40, + WLAN_STATUS_INVALID_GROUP_CIPHER = 41, + WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, + WLAN_STATUS_INVALID_AKMP = 43, + WLAN_STATUS_UNSUPP_RSN_VERSION = 44, + WLAN_STATUS_INVALID_RSN_IE_CAP = 45, + WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, +}; + +/* Reason codes */ +enum ieee80211_reasoncode { + WLAN_REASON_UNSPECIFIED = 1, + WLAN_REASON_PREV_AUTH_NOT_VALID = 2, + WLAN_REASON_DEAUTH_LEAVING = 3, + WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, + WLAN_REASON_DISASSOC_AP_BUSY = 5, + WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, + WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, + WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, + WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, + /* 802.11h */ + WLAN_REASON_DISASSOC_BAD_POWER = 10, + WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, + /* 802.11i */ + WLAN_REASON_INVALID_IE = 13, + WLAN_REASON_MIC_FAILURE = 14, + WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, + WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, + WLAN_REASON_IE_DIFFERENT = 17, + WLAN_REASON_INVALID_GROUP_CIPHER = 18, + WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, + WLAN_REASON_INVALID_AKMP = 20, + WLAN_REASON_UNSUPP_RSN_VERSION = 21, + WLAN_REASON_INVALID_RSN_IE_CAP = 22, + WLAN_REASON_IEEE8021X_FAILED = 23, + WLAN_REASON_CIPHER_SUITE_REJECTED = 24, +}; + +#define IEEE80211_STATMASK_SIGNAL (1<<0) +#define IEEE80211_STATMASK_RSSI (1<<1) +#define IEEE80211_STATMASK_NOISE (1<<2) +#define IEEE80211_STATMASK_RATE (1<<3) +#define IEEE80211_STATMASK_WEMASK 0x7 + +#define IEEE80211_CCK_MODULATION (1<<0) +#define IEEE80211_OFDM_MODULATION (1<<1) + +#define IEEE80211_24GHZ_BAND (1<<0) +#define IEEE80211_52GHZ_BAND (1<<1) + +#define IEEE80211_CCK_RATE_LEN 4 +#define IEEE80211_CCK_RATE_1MB 0x02 +#define IEEE80211_CCK_RATE_2MB 0x04 +#define IEEE80211_CCK_RATE_5MB 0x0B +#define IEEE80211_CCK_RATE_11MB 0x16 +#define IEEE80211_OFDM_RATE_LEN 8 +#define IEEE80211_OFDM_RATE_6MB 0x0C +#define IEEE80211_OFDM_RATE_9MB 0x12 +#define IEEE80211_OFDM_RATE_12MB 0x18 +#define IEEE80211_OFDM_RATE_18MB 0x24 +#define IEEE80211_OFDM_RATE_24MB 0x30 +#define IEEE80211_OFDM_RATE_36MB 0x48 +#define IEEE80211_OFDM_RATE_48MB 0x60 +#define IEEE80211_OFDM_RATE_54MB 0x6C +#define IEEE80211_BASIC_RATE_MASK 0x80 + +#define IEEE80211_CCK_RATE_1MB_MASK (1<<0) +#define IEEE80211_CCK_RATE_2MB_MASK (1<<1) +#define IEEE80211_CCK_RATE_5MB_MASK (1<<2) +#define IEEE80211_CCK_RATE_11MB_MASK (1<<3) +#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4) +#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5) +#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6) +#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7) +#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8) +#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9) +#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10) +#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11) + +#define IEEE80211_CCK_RATES_MASK 0x0000000F +#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \ + IEEE80211_CCK_RATE_2MB_MASK) +#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \ + IEEE80211_CCK_RATE_5MB_MASK | \ + IEEE80211_CCK_RATE_11MB_MASK) + +#define IEEE80211_OFDM_RATES_MASK 0x00000FF0 +#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \ + IEEE80211_OFDM_RATE_12MB_MASK | \ + IEEE80211_OFDM_RATE_24MB_MASK) +#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \ + IEEE80211_OFDM_RATE_9MB_MASK | \ + IEEE80211_OFDM_RATE_18MB_MASK | \ + IEEE80211_OFDM_RATE_36MB_MASK | \ + IEEE80211_OFDM_RATE_48MB_MASK | \ + IEEE80211_OFDM_RATE_54MB_MASK) +#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \ + IEEE80211_CCK_DEFAULT_RATES_MASK) + +#define IEEE80211_NUM_OFDM_RATES 8 +#define IEEE80211_NUM_CCK_RATES 4 +#define IEEE80211_OFDM_SHIFT_MASK_A 4 + + +/* this is stolen and modified from the madwifi driver*/ +#define IEEE80211_FC0_TYPE_MASK 0x0c +#define IEEE80211_FC0_TYPE_DATA 0x08 +#define IEEE80211_FC0_SUBTYPE_MASK 0xB0 +#define IEEE80211_FC0_SUBTYPE_QOS 0x80 + +#define IEEE80211_QOS_HAS_SEQ(fc) \ + (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \ + (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) + +/* this is stolen from ipw2200 driver */ +#define IEEE_IBSS_MAC_HASH_SIZE 31 +struct ieee_ibss_seq { + u8 mac[ETH_ALEN]; + u16 seq_num[17]; + u16 frag_num[17]; + unsigned long packet_time[17]; + struct list_head list; +}; + +/* NOTE: This data is for statistical purposes; not all hardware provides this + * information for frames received. Not setting these will not cause + * any adverse affects. */ +struct ieee80211_rx_stats { +#if 1 + u32 mac_time[2]; + s8 rssi; + u8 signal; + u8 noise; + u16 rate; /* in 100 kbps */ + u8 received_channel; + u8 control; + u8 mask; + u8 freq; + u16 len; + u64 tsf; + u32 beacon_time; + u8 nic_type; + u16 Length; + // u8 DataRate; // In 0.5 Mbps + u8 SignalQuality; // in 0-100 index. + s32 RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation. + s8 RxPower; // in dBm Translate from PWdB + u8 SignalStrength; // in 0-100 index. + u16 bHwError:1; + u16 bCRC:1; + u16 bICV:1; + u16 bShortPreamble:1; + u16 Antenna:1; //for rtl8185 + u16 Decrypted:1; //for rtl8185, rtl8187 + u16 Wakeup:1; //for rtl8185 + u16 Reserved0:1; //for rtl8185 + u8 AGC; + u32 TimeStampLow; + u32 TimeStampHigh; + bool bShift; + bool bIsQosData; // Added by Annie, 2005-12-22. + u8 UserPriority; + + //1!!!!!!!!!!!!!!!!!!!!!!!!!!! + //1Attention Please!!!<11n or 8190 specific code should be put below this line> + //1!!!!!!!!!!!!!!!!!!!!!!!!!!! + + u8 RxDrvInfoSize; + u8 RxBufShift; + bool bIsAMPDU; + bool bFirstMPDU; + bool bContainHTC; + bool RxIs40MHzPacket; + u32 RxPWDBAll; + u8 RxMIMOSignalStrength[4]; // in 0~100 index + s8 RxMIMOSignalQuality[2]; + bool bPacketMatchBSSID; + bool bIsCCK; + bool bPacketToSelf; + //added by amy + u8* virtual_address; + u16 packetlength; // Total packet length: Must equal to sum of all FragLength + u16 fraglength; // FragLength should equal to PacketLength in non-fragment case + u16 fragoffset; // Data offset for this fragment + u16 ntotalfrag; + bool bisrxaggrsubframe; + bool bPacketBeacon; //cosa add for rssi + bool bToSelfBA; //cosa add for rssi + char cck_adc_pwdb[4]; //cosa add for rx path selection + u16 Seq_Num; +#endif + +}; + +/* IEEE 802.11 requires that STA supports concurrent reception of at least + * three fragmented frames. This define can be increased to support more + * concurrent frames, but it should be noted that each entry can consume about + * 2 kB of RAM and increasing cache size will slow down frame reassembly. */ +#define IEEE80211_FRAG_CACHE_LEN 4 + +struct ieee80211_frag_entry { + unsigned long first_frag_time; + unsigned int seq; + unsigned int last_frag; + struct sk_buff *skb; + u8 src_addr[ETH_ALEN]; + u8 dst_addr[ETH_ALEN]; +}; + +struct ieee80211_stats { + unsigned int tx_unicast_frames; + unsigned int tx_multicast_frames; + unsigned int tx_fragments; + unsigned int tx_unicast_octets; + unsigned int tx_multicast_octets; + unsigned int tx_deferred_transmissions; + unsigned int tx_single_retry_frames; + unsigned int tx_multiple_retry_frames; + unsigned int tx_retry_limit_exceeded; + unsigned int tx_discards; + unsigned int rx_unicast_frames; + unsigned int rx_multicast_frames; + unsigned int rx_fragments; + unsigned int rx_unicast_octets; + unsigned int rx_multicast_octets; + unsigned int rx_fcs_errors; + unsigned int rx_discards_no_buffer; + unsigned int tx_discards_wrong_sa; + unsigned int rx_discards_undecryptable; + unsigned int rx_message_in_msg_fragments; + unsigned int rx_message_in_bad_msg_fragments; +}; + +struct ieee80211_device; + +#include "ieee80211_crypt.h" + +#define SEC_KEY_1 (1<<0) +#define SEC_KEY_2 (1<<1) +#define SEC_KEY_3 (1<<2) +#define SEC_KEY_4 (1<<3) +#define SEC_ACTIVE_KEY (1<<4) +#define SEC_AUTH_MODE (1<<5) +#define SEC_UNICAST_GROUP (1<<6) +#define SEC_LEVEL (1<<7) +#define SEC_ENABLED (1<<8) +#define SEC_ENCRYPT (1<<9) + +#define SEC_LEVEL_0 0 /* None */ +#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */ +#define SEC_LEVEL_2 2 /* Level 1 + TKIP */ +#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */ +#define SEC_LEVEL_3 4 /* Level 2 + CCMP */ + +#define SEC_ALG_NONE 0 +#define SEC_ALG_WEP 1 +#define SEC_ALG_TKIP 2 +#define SEC_ALG_CCMP 3 + +#define WEP_KEYS 4 +#define WEP_KEY_LEN 13 +#define SCM_KEY_LEN 32 +#define SCM_TEMPORAL_KEY_LENGTH 16 + +struct ieee80211_security { + u16 active_key:2, + enabled:1, + auth_mode:2, + auth_algo:4, + unicast_uses_group:1, + encrypt:1; + u8 key_sizes[WEP_KEYS]; + u8 keys[WEP_KEYS][SCM_KEY_LEN]; + u8 level; + u16 flags; +} __attribute__ ((packed)); + + +/* + 802.11 data frame from AP + ,-------------------------------------------------------------------. +Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 | + |------|------|---------|---------|---------|------|---------|------| +Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs | + | | tion | (BSSID) | | | ence | data | | + `-------------------------------------------------------------------' +Total: 28-2340 bytes +*/ + +/* Management Frame Information Element Types */ +enum ieee80211_mfie { + MFIE_TYPE_SSID = 0, + MFIE_TYPE_RATES = 1, + MFIE_TYPE_FH_SET = 2, + MFIE_TYPE_DS_SET = 3, + MFIE_TYPE_CF_SET = 4, + MFIE_TYPE_TIM = 5, + MFIE_TYPE_IBSS_SET = 6, + MFIE_TYPE_COUNTRY = 7, + MFIE_TYPE_HOP_PARAMS = 8, + MFIE_TYPE_HOP_TABLE = 9, + MFIE_TYPE_REQUEST = 10, + MFIE_TYPE_CHALLENGE = 16, + MFIE_TYPE_POWER_CONSTRAINT = 32, + MFIE_TYPE_POWER_CAPABILITY = 33, + MFIE_TYPE_TPC_REQUEST = 34, + MFIE_TYPE_TPC_REPORT = 35, + MFIE_TYPE_SUPP_CHANNELS = 36, + MFIE_TYPE_CSA = 37, + MFIE_TYPE_MEASURE_REQUEST = 38, + MFIE_TYPE_MEASURE_REPORT = 39, + MFIE_TYPE_QUIET = 40, + MFIE_TYPE_IBSS_DFS = 41, + MFIE_TYPE_ERP = 42, + MFIE_TYPE_RSN = 48, + MFIE_TYPE_RATES_EX = 50, + MFIE_TYPE_HT_CAP= 45, + MFIE_TYPE_HT_INFO= 61, + MFIE_TYPE_AIRONET=133, + MFIE_TYPE_GENERIC = 221, + MFIE_TYPE_QOS_PARAMETER = 222, +}; + +/* Minimal header; can be used for passing 802.11 frames with sufficient + * information to determine what type of underlying data type is actually + * stored in the data. */ +struct ieee80211_hdr { + __le16 frame_ctl; + __le16 duration_id; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_1addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_2addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_3addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_4addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 addr4[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_3addrqos { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 payload[0]; + __le16 qos_ctl; +} __attribute__ ((packed)); + +struct ieee80211_hdr_4addrqos { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 addr4[ETH_ALEN]; + u8 payload[0]; + __le16 qos_ctl; +} __attribute__ ((packed)); + +struct ieee80211_info_element { + u8 id; + u8 len; + u8 data[0]; +} __attribute__ ((packed)); + +struct ieee80211_authentication { + struct ieee80211_hdr_3addr header; + __le16 algorithm; + __le16 transaction; + __le16 status; + /*challenge*/ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_disassoc { + struct ieee80211_hdr_3addr header; + __le16 reason; +} __attribute__ ((packed)); + +struct ieee80211_probe_request { + struct ieee80211_hdr_3addr header; + /* SSID, supported rates */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_probe_response { + struct ieee80211_hdr_3addr header; + u32 time_stamp[2]; + __le16 beacon_interval; + __le16 capability; + /* SSID, supported rates, FH params, DS params, + * CF params, IBSS params, TIM (if beacon), RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +/* Alias beacon for probe_response */ +#define ieee80211_beacon ieee80211_probe_response + +struct ieee80211_assoc_request_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 listen_interval; + /* SSID, supported rates, RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_reassoc_request_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 listen_interval; + u8 current_ap[ETH_ALEN]; + /* SSID, supported rates, RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_assoc_response_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 status; + __le16 aid; + struct ieee80211_info_element info_element[0]; /* supported rates */ +} __attribute__ ((packed)); + +struct ieee80211_txb { + u8 nr_frags; + u8 encrypted; + u8 queue_index; + u8 rts_included; + u16 reserved; + __le16 frag_size; + __le16 payload_size; + struct sk_buff *fragments[0]; +}; + +#define MAX_TX_AGG_COUNT 16 +struct ieee80211_drv_agg_txb { + u8 nr_drv_agg_frames; + struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT]; +}__attribute__((packed)); + +#define MAX_SUBFRAME_COUNT 64 +struct ieee80211_rxb { + u8 nr_subframes; + struct sk_buff *subframes[MAX_SUBFRAME_COUNT]; + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; +}__attribute__((packed)); + +typedef union _frameqos { + u16 shortdata; + u8 chardata[2]; + struct { + u16 tid:4; + u16 eosp:1; + u16 ack_policy:2; + u16 reserved:1; + u16 txop:8; + }field; +}frameqos,*pframeqos; + +/* SWEEP TABLE ENTRIES NUMBER*/ +#define MAX_SWEEP_TAB_ENTRIES 42 +#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7 +/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs + * only use 8, and then use extended rates for the remaining supported + * rates. Other APs, however, stick all of their supported rates on the + * main rates information element... */ +#define MAX_RATES_LENGTH ((u8)12) +#define MAX_RATES_EX_LENGTH ((u8)16) +#define MAX_NETWORK_COUNT 128 + +#define MAX_CHANNEL_NUMBER 161 +#define IEEE80211_SOFTMAC_SCAN_TIME 100 +//(HZ / 2) +#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2) + +#define CRC_LENGTH 4U + +#define MAX_WPA_IE_LEN 64 + +#define NETWORK_EMPTY_ESSID (1<<0) +#define NETWORK_HAS_OFDM (1<<1) +#define NETWORK_HAS_CCK (1<<2) + +/* QoS structure */ +#define NETWORK_HAS_QOS_PARAMETERS (1<<3) +#define NETWORK_HAS_QOS_INFORMATION (1<<4) +#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \ + NETWORK_HAS_QOS_INFORMATION) +/* 802.11h */ +#define NETWORK_HAS_POWER_CONSTRAINT (1<<5) +#define NETWORK_HAS_CSA (1<<6) +#define NETWORK_HAS_QUIET (1<<7) +#define NETWORK_HAS_IBSS_DFS (1<<8) +#define NETWORK_HAS_TPC_REPORT (1<<9) + +#define NETWORK_HAS_ERP_VALUE (1<<10) + +#define QOS_QUEUE_NUM 4 +#define QOS_OUI_LEN 3 +#define QOS_OUI_TYPE 2 +#define QOS_ELEMENT_ID 221 +#define QOS_OUI_INFO_SUB_TYPE 0 +#define QOS_OUI_PARAM_SUB_TYPE 1 +#define QOS_VERSION_1 1 +#define QOS_AIFSN_MIN_VALUE 2 +#if 1 +struct ieee80211_qos_information_element { + u8 elementID; + u8 length; + u8 qui[QOS_OUI_LEN]; + u8 qui_type; + u8 qui_subtype; + u8 version; + u8 ac_info; +} __attribute__ ((packed)); + +struct ieee80211_qos_ac_parameter { + u8 aci_aifsn; + u8 ecw_min_max; + __le16 tx_op_limit; +} __attribute__ ((packed)); + +struct ieee80211_qos_parameter_info { + struct ieee80211_qos_information_element info_element; + u8 reserved; + struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM]; +} __attribute__ ((packed)); + +struct ieee80211_qos_parameters { + __le16 cw_min[QOS_QUEUE_NUM]; + __le16 cw_max[QOS_QUEUE_NUM]; + u8 aifs[QOS_QUEUE_NUM]; + u8 flag[QOS_QUEUE_NUM]; + __le16 tx_op_limit[QOS_QUEUE_NUM]; +} __attribute__ ((packed)); + +struct ieee80211_qos_data { + struct ieee80211_qos_parameters parameters; + int active; + int supported; + u8 param_count; + u8 old_param_count; +}; + +struct ieee80211_tim_parameters { + u8 tim_count; + u8 tim_period; +} __attribute__ ((packed)); + +//#else +struct ieee80211_wmm_ac_param { + u8 ac_aci_acm_aifsn; + u8 ac_ecwmin_ecwmax; + u16 ac_txop_limit; +}; + +struct ieee80211_wmm_ts_info { + u8 ac_dir_tid; + u8 ac_up_psb; + u8 reserved; +} __attribute__ ((packed)); + +struct ieee80211_wmm_tspec_elem { + struct ieee80211_wmm_ts_info ts_info; + u16 norm_msdu_size; + u16 max_msdu_size; + u32 min_serv_inter; + u32 max_serv_inter; + u32 inact_inter; + u32 suspen_inter; + u32 serv_start_time; + u32 min_data_rate; + u32 mean_data_rate; + u32 peak_data_rate; + u32 max_burst_size; + u32 delay_bound; + u32 min_phy_rate; + u16 surp_band_allow; + u16 medium_time; +}__attribute__((packed)); +#endif +enum eap_type { + EAP_PACKET = 0, + EAPOL_START, + EAPOL_LOGOFF, + EAPOL_KEY, + EAPOL_ENCAP_ASF_ALERT +}; + +static const char *eap_types[] = { + [EAP_PACKET] = "EAP-Packet", + [EAPOL_START] = "EAPOL-Start", + [EAPOL_LOGOFF] = "EAPOL-Logoff", + [EAPOL_KEY] = "EAPOL-Key", + [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert" +}; + +static inline const char *eap_get_type(int type) +{ + return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type]; +} +//added by amy for reorder +static inline u8 Frame_QoSTID(u8* buf) +{ + struct ieee80211_hdr_3addr *hdr; + u16 fc; + hdr = (struct ieee80211_hdr_3addr *)buf; + fc = le16_to_cpu(hdr->frame_ctl); + return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid; +} + +//added by amy for reorder + +struct eapol { + u8 snap[6]; + u16 ethertype; + u8 version; + u8 type; + u16 length; +} __attribute__ ((packed)); + +struct ieee80211_softmac_stats{ + unsigned int rx_ass_ok; + unsigned int rx_ass_err; + unsigned int rx_probe_rq; + unsigned int tx_probe_rs; + unsigned int tx_beacons; + unsigned int rx_auth_rq; + unsigned int rx_auth_rs_ok; + unsigned int rx_auth_rs_err; + unsigned int tx_auth_rq; + unsigned int no_auth_rs; + unsigned int no_ass_rs; + unsigned int tx_ass_rq; + unsigned int rx_ass_rq; + unsigned int tx_probe_rq; + unsigned int reassoc; + unsigned int swtxstop; + unsigned int swtxawake; + unsigned char CurrentShowTxate; + unsigned char last_packet_rate; + unsigned int txretrycount; +}; + +#define BEACON_PROBE_SSID_ID_POSITION 12 + +struct ieee80211_info_element_hdr { + u8 id; + u8 len; +} __attribute__ ((packed)); + +/* + * These are the data types that can make up management packets + * + u16 auth_algorithm; + u16 auth_sequence; + u16 beacon_interval; + u16 capability; + u8 current_ap[ETH_ALEN]; + u16 listen_interval; + struct { + u16 association_id:14, reserved:2; + } __attribute__ ((packed)); + u32 time_stamp[2]; + u16 reason; + u16 status; +*/ + +#define IEEE80211_DEFAULT_TX_ESSID "Penguin" +#define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps + +enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame}; +#define MAX_SP_Len (WMM_all_frame << 4) +#define IEEE80211_QOS_TID 0x0f +#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5) + +#define IEEE80211_DTIM_MBCAST 4 +#define IEEE80211_DTIM_UCAST 2 +#define IEEE80211_DTIM_VALID 1 +#define IEEE80211_DTIM_INVALID 0 + +#define IEEE80211_PS_DISABLED 0 +#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST +#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST + +//added by David for QoS 2006/6/30 +//#define WMM_Hang_8187 +#ifdef WMM_Hang_8187 +#undef WMM_Hang_8187 +#endif + +#define WME_AC_BK 0x00 +#define WME_AC_BE 0x01 +#define WME_AC_VI 0x02 +#define WME_AC_VO 0x03 +#define WME_ACI_MASK 0x03 +#define WME_AIFSN_MASK 0x03 +#define WME_AC_PRAM_LEN 16 + +#define MAX_RECEIVE_BUFFER_SIZE 9100 + +//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP +//#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1)) +#if 1 +#define UP2AC(up) ( \ + ((up) < 1) ? WME_AC_BE : \ + ((up) < 3) ? WME_AC_BK : \ + ((up) < 4) ? WME_AC_BE : \ + ((up) < 6) ? WME_AC_VI : \ + WME_AC_VO) +#endif +//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue +#define AC2UP(_ac) ( \ + ((_ac) == WME_AC_VO) ? 6 : \ + ((_ac) == WME_AC_VI) ? 5 : \ + ((_ac) == WME_AC_BK) ? 1 : \ + 0) + +#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */ +#define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address plus ether type*/ + +struct ether_header { + u8 ether_dhost[ETHER_ADDR_LEN]; + u8 ether_shost[ETHER_ADDR_LEN]; + u16 ether_type; +} __attribute__((packed)); + +#ifndef ETHERTYPE_PAE +#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */ +#endif +#ifndef ETHERTYPE_IP +#define ETHERTYPE_IP 0x0800 /* IP protocol */ +#endif + +typedef struct _bss_ht{ + + bool support_ht; + + // HT related elements + u8 ht_cap_buf[32]; + u16 ht_cap_len; + u8 ht_info_buf[32]; + u16 ht_info_len; + + HT_SPEC_VER ht_spec_ver; + //HT_CAPABILITY_ELE bdHTCapEle; + //HT_INFORMATION_ELE bdHTInfoEle; + + bool aggregation; + bool long_slot_time; +}bss_ht, *pbss_ht; + +typedef enum _erp_t{ + ERP_NonERPpresent = 0x01, + ERP_UseProtection = 0x02, + ERP_BarkerPreambleMode = 0x04, +} erp_t; + + +struct ieee80211_network { + /* These entries are used to identify a unique network */ + u8 bssid[ETH_ALEN]; + u8 channel; + /* Ensure null-terminated for any debug msgs */ + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; +#if 1 + struct ieee80211_qos_data qos_data; +#else + // Qos related. Added by Annie, 2005-11-01. + BSS_QOS BssQos; +#endif + + //added by amy for LEAP + bool bWithAironetIE; + bool bCkipSupported; + bool bCcxRmEnable; + u16 CcxRmState[2]; + // CCXv4 S59, MBSSID. + bool bMBssidValid; + u8 MBssidMask; + u8 MBssid[6]; + // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20. + bool bWithCcxVerNum; + u8 BssCcxVerNumber; + /* These are network statistics */ + struct ieee80211_rx_stats stats; + u16 capability; + u8 rates[MAX_RATES_LENGTH]; + u8 rates_len; + u8 rates_ex[MAX_RATES_EX_LENGTH]; + u8 rates_ex_len; + unsigned long last_scanned; + u8 mode; + u32 flags; + u32 last_associate; + u32 time_stamp[2]; + u16 beacon_interval; + u16 listen_interval; + u16 atim_window; + u8 erp_value; + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + u8 rsn_ie[MAX_WPA_IE_LEN]; + size_t rsn_ie_len; + + struct ieee80211_tim_parameters tim; + u8 dtim_period; + u8 dtim_data; + u32 last_dtim_sta_time[2]; + + //appeded for QoS + u8 wmm_info; + struct ieee80211_wmm_ac_param wmm_param[4]; + u8 QoS_Enable; +#ifdef THOMAS_TURBO + u8 Turbo_Enable;//enable turbo mode, added by thomas +#endif +#ifdef ENABLE_DOT11D + u16 CountryIeLen; + u8 CountryIeBuf[MAX_IE_LEN]; +#endif + // HT Related, by amy, 2008.04.29 + BSS_HT bssht; + // Add to handle broadcom AP management frame CCK rate. + bool broadcom_cap_exist; + bool ralink_cap_exist; + bool atheros_cap_exist; + bool cisco_cap_exist; + bool unknown_cap_exist; +// u8 berp_info; + bool berp_info_valid; + bool buseprotection; + //put at the end of the structure. + struct list_head list; +}; + +#if 1 +enum ieee80211_state { + + /* the card is not linked at all */ + IEEE80211_NOLINK = 0, + + /* IEEE80211_ASSOCIATING* are for BSS client mode + * the driver shall not perform RX filtering unless + * the state is LINKED. + * The driver shall just check for the state LINKED and + * defaults to NOLINK for ALL the other states (including + * LINKED_SCANNING) + */ + + /* the association procedure will start (wq scheduling)*/ + IEEE80211_ASSOCIATING, + IEEE80211_ASSOCIATING_RETRY, + + /* the association procedure is sending AUTH request*/ + IEEE80211_ASSOCIATING_AUTHENTICATING, + + /* the association procedure has successfully authentcated + * and is sending association request + */ + IEEE80211_ASSOCIATING_AUTHENTICATED, + + /* the link is ok. the card associated to a BSS or linked + * to a ibss cell or acting as an AP and creating the bss + */ + IEEE80211_LINKED, + + /* same as LINKED, but the driver shall apply RX filter + * rules as we are in NO_LINK mode. As the card is still + * logically linked, but it is doing a syncro site survey + * then it will be back to LINKED state. + */ + IEEE80211_LINKED_SCANNING, + +}; +#else +enum ieee80211_state { + IEEE80211_UNINITIALIZED = 0, + IEEE80211_INITIALIZED, + IEEE80211_ASSOCIATING, + IEEE80211_ASSOCIATED, + IEEE80211_AUTHENTICATING, + IEEE80211_AUTHENTICATED, + IEEE80211_SHUTDOWN +}; +#endif + +#define DEFAULT_MAX_SCAN_AGE (15 * HZ) +#define DEFAULT_FTS 2346 + +#define CFG_IEEE80211_RESERVE_FCS (1<<0) +#define CFG_IEEE80211_COMPUTE_FCS (1<<1) +#define CFG_IEEE80211_RTS (1<<2) + +#define IEEE80211_24GHZ_MIN_CHANNEL 1 +#define IEEE80211_24GHZ_MAX_CHANNEL 14 +#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \ + IEEE80211_24GHZ_MIN_CHANNEL + 1) + +#define IEEE80211_52GHZ_MIN_CHANNEL 34 +#define IEEE80211_52GHZ_MAX_CHANNEL 165 +#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \ + IEEE80211_52GHZ_MIN_CHANNEL + 1) + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11)) +extern inline int is_multicast_ether_addr(const u8 *addr) +{ + return ((addr[0] != 0xff) && (0x01 & addr[0])); +} +#endif + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,13)) +extern inline int is_broadcast_ether_addr(const u8 *addr) +{ + return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && \ + (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff)); +} +#endif + +typedef struct tx_pending_t{ + int frag; + struct ieee80211_txb *txb; +}tx_pending_t; + +typedef struct _bandwidth_autoswitch +{ + long threshold_20Mhzto40Mhz; + long threshold_40Mhzto20Mhz; + bool bforced_tx20Mhz; + bool bautoswitch_enable; +}bandwidth_autoswitch,*pbandwidth_autoswitch; + + +//added by amy for order + +#define REORDER_WIN_SIZE 128 +#define REORDER_ENTRY_NUM 128 +typedef struct _RX_REORDER_ENTRY +{ + struct list_head List; + u16 SeqNum; + struct ieee80211_rxb* prxb; +} RX_REORDER_ENTRY, *PRX_REORDER_ENTRY; +//added by amy for order +typedef enum _Fsync_State{ + Default_Fsync, + HW_Fsync, + SW_Fsync +}Fsync_State; + +// Power save mode configured. +typedef enum _RT_PS_MODE +{ + eActive, // Active/Continuous access. + eMaxPs, // Max power save mode. + eFastPs // Fast power save mode. +}RT_PS_MODE; + +typedef enum _IPS_CALLBACK_FUNCION +{ + IPS_CALLBACK_NONE = 0, + IPS_CALLBACK_MGNT_LINK_REQUEST = 1, + IPS_CALLBACK_JOIN_REQUEST = 2, +}IPS_CALLBACK_FUNCION; + +typedef enum _RT_JOIN_ACTION{ + RT_JOIN_INFRA = 1, + RT_JOIN_IBSS = 2, + RT_START_IBSS = 3, + RT_NO_ACTION = 4, +}RT_JOIN_ACTION; + +typedef struct _IbssParms{ + u16 atimWin; +}IbssParms, *PIbssParms; +#define MAX_NUM_RATES 264 // Max num of support rates element: 8, Max num of ext. support rate: 255. 061122, by rcnjko. + +// RF state. +typedef enum _RT_RF_POWER_STATE +{ + eRfOn, + eRfSleep, + eRfOff +}RT_RF_POWER_STATE; + +typedef struct _RT_POWER_SAVE_CONTROL +{ + + // + // Inactive Power Save(IPS) : Disable RF when disconnected + // + bool bInactivePs; + bool bIPSModeBackup; + bool bSwRfProcessing; + RT_RF_POWER_STATE eInactivePowerState; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct work_struct InactivePsWorkItem; +#else + struct tq_struct InactivePsWorkItem; +#endif + struct timer_list InactivePsTimer; + + // Return point for join action + IPS_CALLBACK_FUNCION ReturnPoint; + + // Recored Parameters for rescheduled JoinRequest + bool bTmpBssDesc; + RT_JOIN_ACTION tmpJoinAction; + struct ieee80211_network tmpBssDesc; + + // Recored Parameters for rescheduled MgntLinkRequest + bool bTmpScanOnly; + bool bTmpActiveScan; + bool bTmpFilterHiddenAP; + bool bTmpUpdateParms; + u8 tmpSsidBuf[33]; + OCTET_STRING tmpSsid2Scan; + bool bTmpSsid2Scan; + u8 tmpNetworkType; + u8 tmpChannelNumber; + u16 tmpBcnPeriod; + u8 tmpDtimPeriod; + u16 tmpmCap; + OCTET_STRING tmpSuppRateSet; + u8 tmpSuppRateBuf[MAX_NUM_RATES]; + bool bTmpSuppRate; + IbssParms tmpIbpm; + bool bTmpIbpm; + + // + // Leisre Poswer Save : Disable RF if connected but traffic is not busy + // + bool bLeisurePs; + +}RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL; + +typedef u32 RT_RF_CHANGE_SOURCE; +#define RF_CHANGE_BY_SW BIT31 +#define RF_CHANGE_BY_HW BIT30 +#define RF_CHANGE_BY_PS BIT29 +#define RF_CHANGE_BY_IPS BIT28 +#define RF_CHANGE_BY_INIT 0 // Do not change the RFOff reason. Defined by Bruce, 2008-01-17. + +#ifdef ENABLE_DOT11D +typedef enum +{ + COUNTRY_CODE_FCC = 0, + COUNTRY_CODE_IC = 1, + COUNTRY_CODE_ETSI = 2, + COUNTRY_CODE_SPAIN = 3, + COUNTRY_CODE_FRANCE = 4, + COUNTRY_CODE_MKK = 5, + COUNTRY_CODE_MKK1 = 6, + COUNTRY_CODE_ISRAEL = 7, + COUNTRY_CODE_TELEC, + COUNTRY_CODE_MIC, + COUNTRY_CODE_GLOBAL_DOMAIN +}country_code_type_t; +#endif + +#define RT_MAX_LD_SLOT_NUM 10 +typedef struct _RT_LINK_DETECT_T{ + + u32 NumRecvBcnInPeriod; + u32 NumRecvDataInPeriod; + + u32 RxBcnNum[RT_MAX_LD_SLOT_NUM]; // number of Rx beacon / CheckForHang_period to determine link status + u32 RxDataNum[RT_MAX_LD_SLOT_NUM]; // number of Rx data / CheckForHang_period to determine link status + u16 SlotNum; // number of CheckForHang period to determine link status + u16 SlotIndex; + + u32 NumTxOkInPeriod; + u32 NumRxOkInPeriod; + bool bBusyTraffic; +}RT_LINK_DETECT_T, *PRT_LINK_DETECT_T; + + +struct ieee80211_device { + struct net_device *dev; + struct ieee80211_security sec; + + //hw security related +// u8 hwsec_support; //support? + u8 hwsec_active; //hw security active. + bool is_silent_reset; + bool is_roaming; + bool ieee_up; + //added by amy + bool bSupportRemoteWakeUp; + RT_PS_MODE dot11PowerSaveMode; // Power save mode configured. + bool actscanning; + bool beinretry; + RT_RF_POWER_STATE eRFPowerState; + RT_RF_CHANGE_SOURCE RfOffReason; + bool is_set_key; + //11n spec related I wonder if These info structure need to be moved out of ieee80211_device + + //11n HT below + PRT_HIGH_THROUGHPUT pHTInfo; + //struct timer_list SwBwTimer; +// spinlock_t chnlop_spinlock; + spinlock_t bw_spinlock; + + spinlock_t reorder_spinlock; + // for HT operation rate set. we use this one for HT data rate to seperate different descriptors + //the way fill this is the same as in the IE + u8 Regdot11HTOperationalRateSet[16]; //use RATR format + u8 dot11HTOperationalRateSet[16]; //use RATR format + u8 RegHTSuppRateSet[16]; + u8 HTCurrentOperaRate; + u8 HTHighestOperaRate; + //wb added for rate operation mode to firmware + u8 bTxDisableRateFallBack; + u8 bTxUseDriverAssingedRate; + atomic_t atm_chnlop; + atomic_t atm_swbw; +// u8 HTHighestOperaRate; +// u8 HTCurrentOperaRate; + + // 802.11e and WMM Traffic Stream Info (TX) + struct list_head Tx_TS_Admit_List; + struct list_head Tx_TS_Pending_List; + struct list_head Tx_TS_Unused_List; + TX_TS_RECORD TxTsRecord[TOTAL_TS_NUM]; + // 802.11e and WMM Traffic Stream Info (RX) + struct list_head Rx_TS_Admit_List; + struct list_head Rx_TS_Pending_List; + struct list_head Rx_TS_Unused_List; + RX_TS_RECORD RxTsRecord[TOTAL_TS_NUM]; +//#ifdef TO_DO_LIST + RX_REORDER_ENTRY RxReorderEntry[128]; + struct list_head RxReorder_Unused_List; +//#endif + // Qos related. Added by Annie, 2005-11-01. +// PSTA_QOS pStaQos; + u8 ForcedPriority; // Force per-packet priority 1~7. (default: 0, not to force it.) + + + /* Bookkeeping structures */ + struct net_device_stats stats; + struct ieee80211_stats ieee_stats; + struct ieee80211_softmac_stats softmac_stats; + + /* Probe / Beacon management */ + struct list_head network_free_list; + struct list_head network_list; + struct ieee80211_network *networks; + int scans; + int scan_age; + + int iw_mode; /* operating mode (IW_MODE_*) */ + struct iw_spy_data spy_data; + + spinlock_t lock; + spinlock_t wpax_suitlist_lock; + + int tx_headroom; /* Set to size of any additional room needed at front + * of allocated Tx SKBs */ + u32 config; + + /* WEP and other encryption related settings at the device level */ + int open_wep; /* Set to 1 to allow unencrypted frames */ + int auth_mode; + int reset_on_keychange; /* Set to 1 if the HW needs to be reset on + * WEP key changes */ + + /* If the host performs {en,de}cryption, then set to 1 */ + int host_encrypt; + int host_encrypt_msdu; + int host_decrypt; + /* host performs multicast decryption */ + int host_mc_decrypt; + + /* host should strip IV and ICV from protected frames */ + /* meaningful only when hardware decryption is being used */ + int host_strip_iv_icv; + + int host_open_frag; + int host_build_iv; + int ieee802_1x; /* is IEEE 802.1X used */ + + /* WPA data */ + bool bHalfWirelessN24GMode; + int wpa_enabled; + int drop_unencrypted; + int tkip_countermeasures; + int privacy_invoked; + size_t wpa_ie_len; + u8 *wpa_ie; + u8 ap_mac_addr[6]; + u16 pairwise_key_type; + u16 group_key_type; + struct list_head crypt_deinit_list; + struct ieee80211_crypt_data *crypt[WEP_KEYS]; + int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */ + struct timer_list crypt_deinit_timer; + int crypt_quiesced; + + int bcrx_sta_key; /* use individual keys to override default keys even + * with RX of broad/multicast frames */ + + /* Fragmentation structures */ + // each streaming contain a entry + struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN]; + unsigned int frag_next_idx[17]; + u16 fts; /* Fragmentation Threshold */ +#define DEFAULT_RTS_THRESHOLD 2346U +#define MIN_RTS_THRESHOLD 1 +#define MAX_RTS_THRESHOLD 2346U + u16 rts; /* RTS threshold */ + + /* Association info */ + u8 bssid[ETH_ALEN]; + + /* This stores infos for the current network. + * Either the network we are associated in INFRASTRUCTURE + * or the network that we are creating in MASTER mode. + * ad-hoc is a mixture ;-). + * Note that in infrastructure mode, even when not associated, + * fields bssid and essid may be valid (if wpa_set and essid_set + * are true) as thy carry the value set by the user via iwconfig + */ + struct ieee80211_network current_network; + + enum ieee80211_state state; + + int short_slot; + int reg_mode; + int mode; /* A, B, G */ + int modulation; /* CCK, OFDM */ + int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */ + int abg_true; /* ABG flag */ + + /* used for forcing the ibss workqueue to terminate + * without wait for the syncro scan to terminate + */ + short sync_scan_hurryup; + + int perfect_rssi; + int worst_rssi; + + u16 prev_seq_ctl; /* used to drop duplicate frames */ + + /* map of allowed channels. 0 is dummy */ + // FIXME: remeber to default to a basic channel plan depending of the PHY type +#ifdef ENABLE_DOT11D + void* pDot11dInfo; + bool bGlobalDomain; +#else + int channel_map[MAX_CHANNEL_NUMBER+1]; +#endif + int rate; /* current rate */ + int basic_rate; + //FIXME: pleace callback, see if redundant with softmac_features + short active_scan; + + /* this contains flags for selectively enable softmac support */ + u16 softmac_features; + + /* if the sequence control field is not filled by HW */ + u16 seq_ctrl[5]; + + /* association procedure transaction sequence number */ + u16 associate_seq; + + /* AID for RTXed association responses */ + u16 assoc_id; + + /* power save mode related*/ + u8 ack_tx_to_ieee; + short ps; + short sta_sleep; + int ps_timeout; + int ps_period; + struct tasklet_struct ps_task; + u32 ps_th; + u32 ps_tl; + + short raw_tx; + /* used if IEEE_SOFTMAC_TX_QUEUE is set */ + short queue_stop; + short scanning; + short proto_started; + + struct semaphore wx_sem; + struct semaphore scan_sem; + + spinlock_t mgmt_tx_lock; + spinlock_t beacon_lock; + + short beacon_txing; + + short wap_set; + short ssid_set; + + u8 wpax_type_set; //{added by David, 2006.9.28} + u32 wpax_type_notify; //{added by David, 2006.9.26} + + /* QoS related flag */ + char init_wmmparam_flag; + /* set on initialization */ + u8 qos_support; + + /* for discarding duplicated packets in IBSS */ + struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE]; + + /* for discarding duplicated packets in BSS */ + u16 last_rxseq_num[17]; /* rx seq previous per-tid */ + u16 last_rxfrag_num[17];/* tx frag previous per-tid */ + unsigned long last_packet_time[17]; + + /* for PS mode */ + unsigned long last_rx_ps_time; + + /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */ + struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM]; + int mgmt_queue_head; + int mgmt_queue_tail; +//{ added for rtl819x +#define IEEE80211_QUEUE_LIMIT 128 + u8 AsocRetryCount; + unsigned int hw_header; + struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE]; + struct sk_buff_head skb_aggQ[MAX_QUEUE_SIZE]; + struct sk_buff_head skb_drv_aggQ[MAX_QUEUE_SIZE]; + u32 sta_edca_param[4]; + bool aggregation; + // Enable/Disable Rx immediate BA capability. + bool enable_rx_imm_BA; + bool bibsscoordinator; + + //+by amy for DM ,080515 + //Dynamic Tx power for near/far range enable/Disable , by amy , 2008-05-15 + bool bdynamic_txpower_enable; + + bool bCTSToSelfEnable; + u8 CTSToSelfTH; + + u32 fsync_time_interval; + u32 fsync_rate_bitmap; + u8 fsync_rssi_threshold; + bool bfsync_enable; + + u8 fsync_multiple_timeinterval; // FsyncMultipleTimeInterval * FsyncTimeInterval + u32 fsync_firstdiff_ratethreshold; // low threshold + u32 fsync_seconddiff_ratethreshold; // decrease threshold + Fsync_State fsync_state; + bool bis_any_nonbepkts; + //20Mhz 40Mhz AutoSwitch Threshold + bandwidth_autoswitch bandwidth_auto_switch; + //for txpower tracking + bool FwRWRF; + + //added by amy for AP roaming + RT_LINK_DETECT_T LinkDetectInfo; + //added by amy for ps + RT_POWER_SAVE_CONTROL PowerSaveControl; +//} + /* used if IEEE_SOFTMAC_TX_QUEUE is set */ + struct tx_pending_t tx_pending; + + /* used if IEEE_SOFTMAC_ASSOCIATE is set */ + struct timer_list associate_timer; + + /* used if IEEE_SOFTMAC_BEACONS is set */ + struct timer_list beacon_timer; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct work_struct associate_complete_wq; + struct work_struct associate_procedure_wq; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + struct delayed_work softmac_scan_wq; + struct delayed_work associate_retry_wq; + struct delayed_work start_ibss_wq; + struct delayed_work hw_wakeup_wq; + struct delayed_work hw_sleep_wq; +#else + struct work_struct softmac_scan_wq; + struct work_struct associate_retry_wq; + struct work_struct start_ibss_wq; + struct work_struct hw_wakeup_wq; + struct work_struct hw_sleep_wq; +#endif + struct work_struct wx_sync_scan_wq; + struct workqueue_struct *wq; +#else + /* used for periodly scan */ + struct timer_list scan_timer; + + struct tq_struct associate_complete_wq; + struct tq_struct associate_retry_wq; + struct tq_struct start_ibss_wq; + struct tq_struct associate_procedure_wq; + struct tq_struct softmac_scan_wq; + struct tq_struct wx_sync_scan_wq; + +#endif + // Qos related. Added by Annie, 2005-11-01. + //STA_QOS StaQos; + + //u32 STA_EDCA_PARAM[4]; + //CHANNEL_ACCESS_SETTING ChannelAccessSetting; + + + /* Callback functions */ + void (*set_security)(struct net_device *dev, + struct ieee80211_security *sec); + + /* Used to TX data frame by using txb structs. + * this is not used if in the softmac_features + * is set the flag IEEE_SOFTMAC_TX_QUEUE + */ + int (*hard_start_xmit)(struct ieee80211_txb *txb, + struct net_device *dev); + + int (*reset_port)(struct net_device *dev); + int (*is_queue_full) (struct net_device * dev, int pri); + + int (*handle_management) (struct net_device * dev, + struct ieee80211_network * network, u16 type); + int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb); + + /* Softmac-generated frames (mamagement) are TXed via this + * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is + * not set. As some cards may have different HW queues that + * one might want to use for data and management frames + * the option to have two callbacks might be useful. + * This fucntion can't sleep. + */ + int (*softmac_hard_start_xmit)(struct sk_buff *skb, + struct net_device *dev); + + /* used instead of hard_start_xmit (not softmac_hard_start_xmit) + * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data + * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set + * then also management frames are sent via this callback. + * This function can't sleep. + */ + void (*softmac_data_hard_start_xmit)(struct sk_buff *skb, + struct net_device *dev,int rate); + + /* stops the HW queue for DATA frames. Useful to avoid + * waste time to TX data frame when we are reassociating + * This function can sleep. + */ + void (*data_hard_stop)(struct net_device *dev); + + /* OK this is complementar to data_poll_hard_stop */ + void (*data_hard_resume)(struct net_device *dev); + + /* ask to the driver to retune the radio . + * This function can sleep. the driver should ensure + * the radio has been swithced before return. + */ + void (*set_chan)(struct net_device *dev,short ch); + + /* These are not used if the ieee stack takes care of + * scanning (IEEE_SOFTMAC_SCAN feature set). + * In this case only the set_chan is used. + * + * The syncro version is similar to the start_scan but + * does not return until all channels has been scanned. + * this is called in user context and should sleep, + * it is called in a work_queue when swithcing to ad-hoc mode + * or in behalf of iwlist scan when the card is associated + * and root user ask for a scan. + * the fucntion stop_scan should stop both the syncro and + * background scanning and can sleep. + * The fucntion start_scan should initiate the background + * scanning and can't sleep. + */ + void (*scan_syncro)(struct net_device *dev); + void (*start_scan)(struct net_device *dev); + void (*stop_scan)(struct net_device *dev); + + /* indicate the driver that the link state is changed + * for example it may indicate the card is associated now. + * Driver might be interested in this to apply RX filter + * rules or simply light the LINK led + */ + void (*link_change)(struct net_device *dev); + + /* these two function indicates to the HW when to start + * and stop to send beacons. This is used when the + * IEEE_SOFTMAC_BEACONS is not set. For now the + * stop_send_bacons is NOT guaranteed to be called only + * after start_send_beacons. + */ + void (*start_send_beacons) (struct net_device *dev); + void (*stop_send_beacons) (struct net_device *dev); + + /* power save mode related */ + void (*sta_wake_up) (struct net_device *dev); +// void (*ps_request_tx_ack) (struct net_device *dev); + void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl); + short (*ps_is_queue_empty) (struct net_device *dev); +#if 0 + /* Typical STA methods */ + int (*handle_auth) (struct net_device * dev, + struct ieee80211_auth * auth); + int (*handle_deauth) (struct net_device * dev, + struct ieee80211_deauth * auth); + int (*handle_action) (struct net_device * dev, + struct ieee80211_action * action, + struct ieee80211_rx_stats * stats); + int (*handle_disassoc) (struct net_device * dev, + struct ieee80211_disassoc * assoc); +#endif + int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network); +#if 0 + int (*handle_probe_response) (struct net_device * dev, + struct ieee80211_probe_response * resp, + struct ieee80211_network * network); + int (*handle_probe_request) (struct net_device * dev, + struct ieee80211_probe_request * req, + struct ieee80211_rx_stats * stats); +#endif + int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network); + +#if 0 + /* Typical AP methods */ + int (*handle_assoc_request) (struct net_device * dev); + int (*handle_reassoc_request) (struct net_device * dev, + struct ieee80211_reassoc_request * req); +#endif + + /* check whether Tx hw resouce available */ + short (*check_nic_enough_desc)(struct net_device *dev, int queue_index); + //added by wb for HT related +// void (*SwChnlByTimerHandler)(struct net_device *dev, int channel); + void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset); +// void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate); + bool (*GetNmodeSupportBySecCfg)(struct net_device* dev); + void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode); + bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev); + void (*InitialGainHandler)(struct net_device *dev, u8 Operation); + + /* This must be the last item so that it points to the data + * allocated beyond this structure by alloc_ieee80211 */ + u8 priv[0]; +}; + +#define IEEE_A (1<<0) +#define IEEE_B (1<<1) +#define IEEE_G (1<<2) +#define IEEE_N_24G (1<<4) +#define IEEE_N_5G (1<<5) +#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G) + +/* Generate a 802.11 header */ + +/* Uses the channel change callback directly + * instead of [start/stop] scan callbacks + */ +#define IEEE_SOFTMAC_SCAN (1<<2) + +/* Perform authentication and association handshake */ +#define IEEE_SOFTMAC_ASSOCIATE (1<<3) + +/* Generate probe requests */ +#define IEEE_SOFTMAC_PROBERQ (1<<4) + +/* Generate respones to probe requests */ +#define IEEE_SOFTMAC_PROBERS (1<<5) + +/* The ieee802.11 stack will manages the netif queue + * wake/stop for the driver, taking care of 802.11 + * fragmentation. See softmac.c for details. */ +#define IEEE_SOFTMAC_TX_QUEUE (1<<7) + +/* Uses only the softmac_data_hard_start_xmit + * even for TX management frames. + */ +#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8) + +/* Generate beacons. The stack will enqueue beacons + * to the card + */ +#define IEEE_SOFTMAC_BEACONS (1<<6) + +static inline void *ieee80211_priv(struct net_device *dev) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + return ((struct ieee80211_device *)netdev_priv(dev))->priv; +#else + return ((struct ieee80211_device *)dev->priv)->priv; +#endif +} + +extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len) +{ + /* Single white space is for Linksys APs */ + if (essid_len == 1 && essid[0] == ' ') + return 1; + + /* Otherwise, if the entire essid is 0, we assume it is hidden */ + while (essid_len) { + essid_len--; + if (essid[essid_len] != '\0') + return 0; + } + + return 1; +} + +extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode) +{ + /* + * It is possible for both access points and our device to support + * combinations of modes, so as long as there is one valid combination + * of ap/device supported modes, then return success + * + */ + if ((mode & IEEE_A) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_52GHZ_BAND)) + return 1; + + if ((mode & IEEE_G) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + if ((mode & IEEE_B) && + (ieee->modulation & IEEE80211_CCK_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + return 0; +} + +extern inline int ieee80211_get_hdrlen(u16 fc) +{ + int hdrlen = IEEE80211_3ADDR_LEN; + + switch (WLAN_FC_GET_TYPE(fc)) { + case IEEE80211_FTYPE_DATA: + if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS)) + hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */ + if(IEEE80211_QOS_HAS_SEQ(fc)) + hdrlen += 2; /* QOS ctrl*/ + break; + case IEEE80211_FTYPE_CTL: + switch (WLAN_FC_GET_STYPE(fc)) { + case IEEE80211_STYPE_CTS: + case IEEE80211_STYPE_ACK: + hdrlen = IEEE80211_1ADDR_LEN; + break; + default: + hdrlen = IEEE80211_2ADDR_LEN; + break; + } + break; + } + + return hdrlen; +} + +static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr) +{ + switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) { + case IEEE80211_1ADDR_LEN: + return ((struct ieee80211_hdr_1addr *)hdr)->payload; + case IEEE80211_2ADDR_LEN: + return ((struct ieee80211_hdr_2addr *)hdr)->payload; + case IEEE80211_3ADDR_LEN: + return ((struct ieee80211_hdr_3addr *)hdr)->payload; + case IEEE80211_4ADDR_LEN: + return ((struct ieee80211_hdr_4addr *)hdr)->payload; + } + return NULL; +} + +static inline int ieee80211_is_ofdm_rate(u8 rate) +{ + switch (rate & ~IEEE80211_BASIC_RATE_MASK) { + case IEEE80211_OFDM_RATE_6MB: + case IEEE80211_OFDM_RATE_9MB: + case IEEE80211_OFDM_RATE_12MB: + case IEEE80211_OFDM_RATE_18MB: + case IEEE80211_OFDM_RATE_24MB: + case IEEE80211_OFDM_RATE_36MB: + case IEEE80211_OFDM_RATE_48MB: + case IEEE80211_OFDM_RATE_54MB: + return 1; + } + return 0; +} + +static inline int ieee80211_is_cck_rate(u8 rate) +{ + switch (rate & ~IEEE80211_BASIC_RATE_MASK) { + case IEEE80211_CCK_RATE_1MB: + case IEEE80211_CCK_RATE_2MB: + case IEEE80211_CCK_RATE_5MB: + case IEEE80211_CCK_RATE_11MB: + return 1; + } + return 0; +} + + +/* ieee80211.c */ +extern void free_ieee80211(struct net_device *dev); +extern struct net_device *alloc_ieee80211(int sizeof_priv); + +extern int ieee80211_set_encryption(struct ieee80211_device *ieee); + +/* ieee80211_tx.c */ + +extern int ieee80211_encrypt_fragment( + struct ieee80211_device *ieee, + struct sk_buff *frag, + int hdr_len); + +extern int ieee80211_xmit(struct sk_buff *skb, + struct net_device *dev); +extern void ieee80211_txb_free(struct ieee80211_txb *); + + +/* ieee80211_rx.c */ +extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats); +extern void ieee80211_rx_mgt(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *header, + struct ieee80211_rx_stats *stats); + +/* ieee80211_wx.c */ +extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +#if WIRELESS_EXT >= 18 +extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data* wrqu, char *extra); +extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data* wrqu, char *extra); +extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee, + struct iw_request_info *info, + struct iw_param *data, char *extra); +extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); +#endif +extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len); + +/* ieee80211_softmac.c */ +extern short ieee80211_is_54g(struct ieee80211_network net); +extern short ieee80211_is_shortslot(struct ieee80211_network net); +extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats, u16 type, + u16 stype); +extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net); + +void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn); +extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee); + +extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee); +extern void notify_wx_assoc_event(struct ieee80211_device *ieee); +extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee); +extern void ieee80211_start_bss(struct ieee80211_device *ieee); +extern void ieee80211_start_master_bss(struct ieee80211_device *ieee); +extern void ieee80211_start_ibss(struct ieee80211_device *ieee); +extern void ieee80211_softmac_init(struct ieee80211_device *ieee); +extern void ieee80211_softmac_free(struct ieee80211_device *ieee); +extern void ieee80211_associate_abort(struct ieee80211_device *ieee); +extern void ieee80211_disassociate(struct ieee80211_device *ieee); +extern void ieee80211_stop_scan(struct ieee80211_device *ieee); +extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee); +extern void ieee80211_check_all_nets(struct ieee80211_device *ieee); +extern void ieee80211_start_protocol(struct ieee80211_device *ieee); +extern void ieee80211_stop_protocol(struct ieee80211_device *ieee); +extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee); +extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee); +extern void ieee80211_reset_queue(struct ieee80211_device *ieee); +extern void ieee80211_wake_queue(struct ieee80211_device *ieee); +extern void ieee80211_stop_queue(struct ieee80211_device *ieee); +extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee); +extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee); +extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee); +extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p); +extern void notify_wx_assoc_event(struct ieee80211_device *ieee); +extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success); + +extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee); + +/* ieee80211_crypt_ccmp&tkip&wep.c */ +extern void ieee80211_tkip_null(void); +extern void ieee80211_wep_null(void); +extern void ieee80211_ccmp_null(void); + +/* ieee80211_softmac_wx.c */ + +extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *ext); + +extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *awrq, + char *extra); + +extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b); + +extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee, + struct iw_request_info *a, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +//extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +extern void ieee80211_wx_sync_scan_wq(struct work_struct *work); +#else + extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee); +#endif + + +extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_name(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); +//HT +#define MAX_RECEIVE_BUFFER_SIZE 9100 // +extern void HTDebugHTCapability(u8* CapIE, u8* TitleString ); +extern void HTDebugHTInfo(u8* InfoIE, u8* TitleString); + +void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset); +extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee); +extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt); +extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt); +extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len); +extern void HTOnAssocRsp(struct ieee80211_device *ieee); +extern void HTInitializeHTInfo(struct ieee80211_device* ieee); +extern void HTInitializeBssDesc(PBSS_HT pBssHT); +extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork); +extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork); +extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter); +extern u8 MCS_FILTER_ALL[]; +extern u16 MCS_DATA_RATE[2][2][77] ; +extern u8 HTCCheck(struct ieee80211_device* ieee, u8* pFrame); +//extern void HTSetConnectBwModeCallback(unsigned long data); +extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo); +extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee); +extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee, u8 nMcsRate); +extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate); +extern u16 TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate); +//function in BAPROC.c +extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb); +extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb); +extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb); +extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD pTS, u8 Policy, u8 bOverwritePending); +extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect); +extern void BaSetupTimeOut(unsigned long data); +extern void TxBaInactTimeout(unsigned long data); +extern void RxBaInactTimeout(unsigned long data); +extern void ResetBaEntry( PBA_RECORD pBA); +//function in TS.c +extern bool GetTs( + struct ieee80211_device* ieee, + PTS_COMMON_INFO *ppTS, + u8* Addr, + u8 TID, + TR_SELECT TxRxSelect, //Rx:1, Tx:0 + bool bAddNewTs + ); +extern void TSInitialize(struct ieee80211_device *ieee); +extern void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD pTxTS); +extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr); +extern void RemoveAllTS(struct ieee80211_device* ieee); +void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee); + +extern const long ieee80211_wlan_frequencies[]; + +extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee) +{ + ieee->scans++; +} + +extern inline int ieee80211_get_scans(struct ieee80211_device *ieee) +{ + return ieee->scans; +} + +static inline const char *escape_essid(const char *essid, u8 essid_len) { + static char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; + const char *s = essid; + char *d = escaped; + + if (ieee80211_is_empty_essid(essid, essid_len)) { + memcpy(escaped, "<hidden>", sizeof("<hidden>")); + return escaped; + } + + essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE); + while (essid_len--) { + if (*s == '\0') { + *d++ = '\\'; + *d++ = '0'; + s++; + } else { + *d++ = *s++; + } + } + *d = '\0'; + return escaped; +} + +/* For the function is more related to hardware setting, it's better to use the + * ieee handler to refer to it. + */ +extern short check_nic_enough_desc(struct net_device *dev, int queue_index); +extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev); +extern int ieee80211_parse_info_param(struct ieee80211_device *ieee, + struct ieee80211_info_element *info_element, + u16 length, + struct ieee80211_network *network, + struct ieee80211_rx_stats *stats); + +void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8 index); +#define RT_ASOC_RETRY_LIMIT 5 +#endif /* IEEE80211_H */ diff --git a/drivers/staging/rtl8192e/ieee80211/EndianFree.h b/drivers/staging/rtl8192e/ieee80211/EndianFree.h new file mode 100644 index 0000000..0c417a6 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/EndianFree.h @@ -0,0 +1,199 @@ +#ifndef __INC_ENDIANFREE_H +#define __INC_ENDIANFREE_H + +/* + * Call endian free function when + * 1. Read/write packet content. + * 2. Before write integer to IO. + * 3. After read integer from IO. + */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)) +#ifndef bool +typedef enum{false = 0, true} bool; +#endif +#endif + +#define __MACHINE_LITTLE_ENDIAN 1234 /* LSB first: i386, vax */ +#define __MACHINE_BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net, ppc */ + +#define BYTE_ORDER __MACHINE_LITTLE_ENDIAN + +#if BYTE_ORDER == __MACHINE_LITTLE_ENDIAN +// Convert data +#define EF1Byte(_val) ((u8)(_val)) +#define EF2Byte(_val) ((u16)(_val)) +#define EF4Byte(_val) ((u32)(_val)) + +#else +// Convert data +#define EF1Byte(_val) ((u8)(_val)) +#define EF2Byte(_val) (((((u16)(_val))&0x00ff)<<8)|((((u16)(_val))&0xff00)>>8)) +#define EF4Byte(_val) (((((u32)(_val))&0x000000ff)<<24)|\ + ((((u32)(_val))&0x0000ff00)<<8)|\ + ((((u32)(_val))&0x00ff0000)>>8)|\ + ((((u32)(_val))&0xff000000)>>24)) +#endif + +// Read data from memory +#define ReadEF1Byte(_ptr) EF1Byte(*((u8 *)(_ptr))) +#define ReadEF2Byte(_ptr) EF2Byte(*((u16 *)(_ptr))) +#define ReadEF4Byte(_ptr) EF4Byte(*((u32 *)(_ptr))) + +// Write data to memory +#define WriteEF1Byte(_ptr, _val) (*((u8 *)(_ptr)))=EF1Byte(_val) +#define WriteEF2Byte(_ptr, _val) (*((u16 *)(_ptr)))=EF2Byte(_val) +#define WriteEF4Byte(_ptr, _val) (*((u32 *)(_ptr)))=EF4Byte(_val) +// Convert Host system specific byte ording (litten or big endia) to Network byte ording (big endian). +// 2006.05.07, by rcnjko. +#if BYTE_ORDER == __MACHINE_LITTLE_ENDIAN +#define H2N1BYTE(_val) ((u8)(_val)) +#define H2N2BYTE(_val) (((((u16)(_val))&0x00ff)<<8)|\ + ((((u16)(_val))&0xff00)>>8)) +#define H2N4BYTE(_val) (((((u32)(_val))&0x000000ff)<<24)|\ + ((((u32)(_val))&0x0000ff00)<<8) |\ + ((((u32)(_val))&0x00ff0000)>>8) |\ + ((((u32)(_val))&0xff000000)>>24)) +#else +#define H2N1BYTE(_val) ((u8)(_val)) +#define H2N2BYTE(_val) ((u16)(_val)) +#define H2N4BYTE(_val) ((u32)(_val)) +#endif + +// Convert from Network byte ording (big endian) to Host system specific byte ording (litten or big endia). +// 2006.05.07, by rcnjko. +#if BYTE_ORDER == __MACHINE_LITTLE_ENDIAN +#define N2H1BYTE(_val) ((u8)(_val)) +#define N2H2BYTE(_val) (((((u16)(_val))&0x00ff)<<8)|\ + ((((u16)(_val))&0xff00)>>8)) +#define N2H4BYTE(_val) (((((u32)(_val))&0x000000ff)<<24)|\ + ((((u32)(_val))&0x0000ff00)<<8) |\ + ((((u32)(_val))&0x00ff0000)>>8) |\ + ((((u32)(_val))&0xff000000)>>24)) +#else +#define N2H1BYTE(_val) ((u8)(_val)) +#define N2H2BYTE(_val) ((u16)(_val)) +#define N2H4BYTE(_val) ((u32)(_val)) +#endif + +// +// Example: +// BIT_LEN_MASK_32(0) => 0x00000000 +// BIT_LEN_MASK_32(1) => 0x00000001 +// BIT_LEN_MASK_32(2) => 0x00000003 +// BIT_LEN_MASK_32(32) => 0xFFFFFFFF +// +#define BIT_LEN_MASK_32(__BitLen) (0xFFFFFFFF >> (32 - (__BitLen))) +// +// Example: +// BIT_OFFSET_LEN_MASK_32(0, 2) => 0x00000003 +// BIT_OFFSET_LEN_MASK_32(16, 2) => 0x00030000 +// +#define BIT_OFFSET_LEN_MASK_32(__BitOffset, __BitLen) (BIT_LEN_MASK_32(__BitLen) << (__BitOffset)) + +// +// Description: +// Return 4-byte value in host byte ordering from +// 4-byte pointer in litten-endian system. +// +#define LE_P4BYTE_TO_HOST_4BYTE(__pStart) (EF4Byte(*((u32 *)(__pStart)))) + +// +// Description: +// Translate subfield (continuous bits in little-endian) of 4-byte value in litten byte to +// 4-byte value in host byte ordering. +// +#define LE_BITS_TO_4BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + ( LE_P4BYTE_TO_HOST_4BYTE(__pStart) >> (__BitOffset) ) \ + & \ + BIT_LEN_MASK_32(__BitLen) \ + ) + +// +// Description: +// Mask subfield (continuous bits in little-endian) of 4-byte value in litten byte oredering +// and return the result in 4-byte value in host byte ordering. +// +#define LE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + LE_P4BYTE_TO_HOST_4BYTE(__pStart) \ + & \ + ( ~BIT_OFFSET_LEN_MASK_32(__BitOffset, __BitLen) ) \ + ) + +// +// Description: +// Set subfield of little-endian 4-byte value to specified value. +// +#define SET_BITS_TO_LE_4BYTE(__pStart, __BitOffset, __BitLen, __Value) \ + *((u32 *)(__pStart)) = \ + EF4Byte( \ + LE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \ + | \ + ( (((u32)__Value) & BIT_LEN_MASK_32(__BitLen)) << (__BitOffset) ) \ + ); + + +#define BIT_LEN_MASK_16(__BitLen) \ + (0xFFFF >> (16 - (__BitLen))) + +#define BIT_OFFSET_LEN_MASK_16(__BitOffset, __BitLen) \ + (BIT_LEN_MASK_16(__BitLen) << (__BitOffset)) + +#define LE_P2BYTE_TO_HOST_2BYTE(__pStart) \ + (EF2Byte(*((u16 *)(__pStart)))) + +#define LE_BITS_TO_2BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + ( LE_P2BYTE_TO_HOST_2BYTE(__pStart) >> (__BitOffset) ) \ + & \ + BIT_LEN_MASK_16(__BitLen) \ + ) + +#define LE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + LE_P2BYTE_TO_HOST_2BYTE(__pStart) \ + & \ + ( ~BIT_OFFSET_LEN_MASK_16(__BitOffset, __BitLen) ) \ + ) + +#define SET_BITS_TO_LE_2BYTE(__pStart, __BitOffset, __BitLen, __Value) \ + *((u16 *)(__pStart)) = \ + EF2Byte( \ + LE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \ + | \ + ( (((u16)__Value) & BIT_LEN_MASK_16(__BitLen)) << (__BitOffset) ) \ + ); + +#define BIT_LEN_MASK_8(__BitLen) \ + (0xFF >> (8 - (__BitLen))) + +#define BIT_OFFSET_LEN_MASK_8(__BitOffset, __BitLen) \ + (BIT_LEN_MASK_8(__BitLen) << (__BitOffset)) + +#define LE_P1BYTE_TO_HOST_1BYTE(__pStart) \ + (EF1Byte(*((u8 *)(__pStart)))) + +#define LE_BITS_TO_1BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + ( LE_P1BYTE_TO_HOST_1BYTE(__pStart) >> (__BitOffset) ) \ + & \ + BIT_LEN_MASK_8(__BitLen) \ + ) + +#define LE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \ + ( \ + LE_P1BYTE_TO_HOST_1BYTE(__pStart) \ + & \ + ( ~BIT_OFFSET_LEN_MASK_8(__BitOffset, __BitLen) ) \ + ) + +#define SET_BITS_TO_LE_1BYTE(__pStart, __BitOffset, __BitLen, __Value) \ + *((u8 *)(__pStart)) = \ + EF1Byte( \ + LE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \ + | \ + ( (((u8)__Value) & BIT_LEN_MASK_8(__BitLen)) << (__BitOffset) ) \ + ); + +#endif // #ifndef __INC_ENDIANFREE_H diff --git a/drivers/staging/rtl8192e/ieee80211/aes.c b/drivers/staging/rtl8192e/ieee80211/aes.c new file mode 100644 index 0000000..0c176e2 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/aes.c @@ -0,0 +1,469 @@ +/* + * Cryptographic API. + * + * AES Cipher Algorithm. + * + * Based on Brian Gladman's code. + * + * Linux developers: + * Alexander Kjeldaas <astor@fast.no> + * Herbert Valerio Riedel <hvr@hvrlab.org> + * Kyle McMartin <kyle@debian.org> + * Adam J. Richter <adam@yggdrasil.com> (conversion to 2.5 API). + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * --------------------------------------------------------------------------- + * Copyright (c) 2002, Dr Brian Gladman <brg@gladman.me.uk>, Worcester, UK. + * All rights reserved. + * + * LICENSE TERMS + * + * The free distribution and use of this software in both source and binary + * form is allowed (with or without changes) provided that: + * + * 1. distributions of this source code include the above copyright + * notice, this list of conditions and the following disclaimer; + * + * 2. distributions in binary form include the above copyright + * notice, this list of conditions and the following disclaimer + * in the documentation and/or other associated materials; + * + * 3. the copyright holder's name is not used to endorse products + * built using this software without specific written permission. + * + * ALTERNATIVELY, provided that this notice is retained in full, this product + * may be distributed under the terms of the GNU General Public License (GPL), + * in which case the provisions of the GPL apply INSTEAD OF those given above. + * + * DISCLAIMER + * + * This software is provided 'as is' with no explicit or implied warranties + * in respect of its properties, including, but not limited to, correctness + * and/or fitness for purpose. + * --------------------------------------------------------------------------- + */ + +/* Some changes from the Gladman version: + s/RIJNDAEL(e_key)/E_KEY/g + s/RIJNDAEL(d_key)/D_KEY/g +*/ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/errno.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <asm/byteorder.h> + +#define AES_MIN_KEY_SIZE 16 +#define AES_MAX_KEY_SIZE 32 + +#define AES_BLOCK_SIZE 16 + +static inline +u32 generic_rotr32 (const u32 x, const unsigned bits) +{ + const unsigned n = bits % 32; + return (x >> n) | (x << (32 - n)); +} + +static inline +u32 generic_rotl32 (const u32 x, const unsigned bits) +{ + const unsigned n = bits % 32; + return (x << n) | (x >> (32 - n)); +} + +#define rotl generic_rotl32 +#define rotr generic_rotr32 + +/* + * #define byte(x, nr) ((unsigned char)((x) >> (nr*8))) + */ +inline static u8 +byte(const u32 x, const unsigned n) +{ + return x >> (n << 3); +} + +#define u32_in(x) le32_to_cpu(*(const u32 *)(x)) +#define u32_out(to, from) (*(u32 *)(to) = cpu_to_le32(from)) + +struct aes_ctx { + int key_length; + u32 E[60]; + u32 D[60]; +}; + +#define E_KEY ctx->E +#define D_KEY ctx->D + +static u8 pow_tab[256] __initdata; +static u8 log_tab[256] __initdata; +static u8 sbx_tab[256] __initdata; +static u8 isb_tab[256] __initdata; +static u32 rco_tab[10]; +static u32 ft_tab[4][256]; +static u32 it_tab[4][256]; + +static u32 fl_tab[4][256]; +static u32 il_tab[4][256]; + +static inline u8 __init +f_mult (u8 a, u8 b) +{ + u8 aa = log_tab[a], cc = aa + log_tab[b]; + + return pow_tab[cc + (cc < aa ? 1 : 0)]; +} + +#define ff_mult(a,b) (a && b ? f_mult(a, b) : 0) + +#define f_rn(bo, bi, n, k) \ + bo[n] = ft_tab[0][byte(bi[n],0)] ^ \ + ft_tab[1][byte(bi[(n + 1) & 3],1)] ^ \ + ft_tab[2][byte(bi[(n + 2) & 3],2)] ^ \ + ft_tab[3][byte(bi[(n + 3) & 3],3)] ^ *(k + n) + +#define i_rn(bo, bi, n, k) \ + bo[n] = it_tab[0][byte(bi[n],0)] ^ \ + it_tab[1][byte(bi[(n + 3) & 3],1)] ^ \ + it_tab[2][byte(bi[(n + 2) & 3],2)] ^ \ + it_tab[3][byte(bi[(n + 1) & 3],3)] ^ *(k + n) + +#define ls_box(x) \ + ( fl_tab[0][byte(x, 0)] ^ \ + fl_tab[1][byte(x, 1)] ^ \ + fl_tab[2][byte(x, 2)] ^ \ + fl_tab[3][byte(x, 3)] ) + +#define f_rl(bo, bi, n, k) \ + bo[n] = fl_tab[0][byte(bi[n],0)] ^ \ + fl_tab[1][byte(bi[(n + 1) & 3],1)] ^ \ + fl_tab[2][byte(bi[(n + 2) & 3],2)] ^ \ + fl_tab[3][byte(bi[(n + 3) & 3],3)] ^ *(k + n) + +#define i_rl(bo, bi, n, k) \ + bo[n] = il_tab[0][byte(bi[n],0)] ^ \ + il_tab[1][byte(bi[(n + 3) & 3],1)] ^ \ + il_tab[2][byte(bi[(n + 2) & 3],2)] ^ \ + il_tab[3][byte(bi[(n + 1) & 3],3)] ^ *(k + n) + +static void __init +gen_tabs (void) +{ + u32 i, t; + u8 p, q; + + /* log and power tables for GF(2**8) finite field with + 0x011b as modular polynomial - the simplest primitive + root is 0x03, used here to generate the tables */ + + for (i = 0, p = 1; i < 256; ++i) { + pow_tab[i] = (u8) p; + log_tab[p] = (u8) i; + + p ^= (p << 1) ^ (p & 0x80 ? 0x01b : 0); + } + + log_tab[1] = 0; + + for (i = 0, p = 1; i < 10; ++i) { + rco_tab[i] = p; + + p = (p << 1) ^ (p & 0x80 ? 0x01b : 0); + } + + for (i = 0; i < 256; ++i) { + p = (i ? pow_tab[255 - log_tab[i]] : 0); + q = ((p >> 7) | (p << 1)) ^ ((p >> 6) | (p << 2)); + p ^= 0x63 ^ q ^ ((q >> 6) | (q << 2)); + sbx_tab[i] = p; + isb_tab[p] = (u8) i; + } + + for (i = 0; i < 256; ++i) { + p = sbx_tab[i]; + + t = p; + fl_tab[0][i] = t; + fl_tab[1][i] = rotl (t, 8); + fl_tab[2][i] = rotl (t, 16); + fl_tab[3][i] = rotl (t, 24); + + t = ((u32) ff_mult (2, p)) | + ((u32) p << 8) | + ((u32) p << 16) | ((u32) ff_mult (3, p) << 24); + + ft_tab[0][i] = t; + ft_tab[1][i] = rotl (t, 8); + ft_tab[2][i] = rotl (t, 16); + ft_tab[3][i] = rotl (t, 24); + + p = isb_tab[i]; + + t = p; + il_tab[0][i] = t; + il_tab[1][i] = rotl (t, 8); + il_tab[2][i] = rotl (t, 16); + il_tab[3][i] = rotl (t, 24); + + t = ((u32) ff_mult (14, p)) | + ((u32) ff_mult (9, p) << 8) | + ((u32) ff_mult (13, p) << 16) | + ((u32) ff_mult (11, p) << 24); + + it_tab[0][i] = t; + it_tab[1][i] = rotl (t, 8); + it_tab[2][i] = rotl (t, 16); + it_tab[3][i] = rotl (t, 24); + } +} + +#define star_x(x) (((x) & 0x7f7f7f7f) << 1) ^ ((((x) & 0x80808080) >> 7) * 0x1b) + +#define imix_col(y,x) \ + u = star_x(x); \ + v = star_x(u); \ + w = star_x(v); \ + t = w ^ (x); \ + (y) = u ^ v ^ w; \ + (y) ^= rotr(u ^ t, 8) ^ \ + rotr(v ^ t, 16) ^ \ + rotr(t,24) + +/* initialise the key schedule from the user supplied key */ + +#define loop4(i) \ +{ t = rotr(t, 8); t = ls_box(t) ^ rco_tab[i]; \ + t ^= E_KEY[4 * i]; E_KEY[4 * i + 4] = t; \ + t ^= E_KEY[4 * i + 1]; E_KEY[4 * i + 5] = t; \ + t ^= E_KEY[4 * i + 2]; E_KEY[4 * i + 6] = t; \ + t ^= E_KEY[4 * i + 3]; E_KEY[4 * i + 7] = t; \ +} + +#define loop6(i) \ +{ t = rotr(t, 8); t = ls_box(t) ^ rco_tab[i]; \ + t ^= E_KEY[6 * i]; E_KEY[6 * i + 6] = t; \ + t ^= E_KEY[6 * i + 1]; E_KEY[6 * i + 7] = t; \ + t ^= E_KEY[6 * i + 2]; E_KEY[6 * i + 8] = t; \ + t ^= E_KEY[6 * i + 3]; E_KEY[6 * i + 9] = t; \ + t ^= E_KEY[6 * i + 4]; E_KEY[6 * i + 10] = t; \ + t ^= E_KEY[6 * i + 5]; E_KEY[6 * i + 11] = t; \ +} + +#define loop8(i) \ +{ t = rotr(t, 8); ; t = ls_box(t) ^ rco_tab[i]; \ + t ^= E_KEY[8 * i]; E_KEY[8 * i + 8] = t; \ + t ^= E_KEY[8 * i + 1]; E_KEY[8 * i + 9] = t; \ + t ^= E_KEY[8 * i + 2]; E_KEY[8 * i + 10] = t; \ + t ^= E_KEY[8 * i + 3]; E_KEY[8 * i + 11] = t; \ + t = E_KEY[8 * i + 4] ^ ls_box(t); \ + E_KEY[8 * i + 12] = t; \ + t ^= E_KEY[8 * i + 5]; E_KEY[8 * i + 13] = t; \ + t ^= E_KEY[8 * i + 6]; E_KEY[8 * i + 14] = t; \ + t ^= E_KEY[8 * i + 7]; E_KEY[8 * i + 15] = t; \ +} + +static int +aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags) +{ + struct aes_ctx *ctx = ctx_arg; + u32 i, t, u, v, w; + + if (key_len != 16 && key_len != 24 && key_len != 32) { + *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; + } + + ctx->key_length = key_len; + + E_KEY[0] = u32_in (in_key); + E_KEY[1] = u32_in (in_key + 4); + E_KEY[2] = u32_in (in_key + 8); + E_KEY[3] = u32_in (in_key + 12); + + switch (key_len) { + case 16: + t = E_KEY[3]; + for (i = 0; i < 10; ++i) + loop4 (i); + break; + + case 24: + E_KEY[4] = u32_in (in_key + 16); + t = E_KEY[5] = u32_in (in_key + 20); + for (i = 0; i < 8; ++i) + loop6 (i); + break; + + case 32: + E_KEY[4] = u32_in (in_key + 16); + E_KEY[5] = u32_in (in_key + 20); + E_KEY[6] = u32_in (in_key + 24); + t = E_KEY[7] = u32_in (in_key + 28); + for (i = 0; i < 7; ++i) + loop8 (i); + break; + } + + D_KEY[0] = E_KEY[0]; + D_KEY[1] = E_KEY[1]; + D_KEY[2] = E_KEY[2]; + D_KEY[3] = E_KEY[3]; + + for (i = 4; i < key_len + 24; ++i) { + imix_col (D_KEY[i], E_KEY[i]); + } + + return 0; +} + +/* encrypt a block of text */ + +#define f_nround(bo, bi, k) \ + f_rn(bo, bi, 0, k); \ + f_rn(bo, bi, 1, k); \ + f_rn(bo, bi, 2, k); \ + f_rn(bo, bi, 3, k); \ + k += 4 + +#define f_lround(bo, bi, k) \ + f_rl(bo, bi, 0, k); \ + f_rl(bo, bi, 1, k); \ + f_rl(bo, bi, 2, k); \ + f_rl(bo, bi, 3, k) + +static void aes_encrypt(void *ctx_arg, u8 *out, const u8 *in) +{ + const struct aes_ctx *ctx = ctx_arg; + u32 b0[4], b1[4]; + const u32 *kp = E_KEY + 4; + + b0[0] = u32_in (in) ^ E_KEY[0]; + b0[1] = u32_in (in + 4) ^ E_KEY[1]; + b0[2] = u32_in (in + 8) ^ E_KEY[2]; + b0[3] = u32_in (in + 12) ^ E_KEY[3]; + + if (ctx->key_length > 24) { + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + } + + if (ctx->key_length > 16) { + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + } + + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + f_nround (b1, b0, kp); + f_nround (b0, b1, kp); + f_nround (b1, b0, kp); + f_lround (b0, b1, kp); + + u32_out (out, b0[0]); + u32_out (out + 4, b0[1]); + u32_out (out + 8, b0[2]); + u32_out (out + 12, b0[3]); +} + +/* decrypt a block of text */ + +#define i_nround(bo, bi, k) \ + i_rn(bo, bi, 0, k); \ + i_rn(bo, bi, 1, k); \ + i_rn(bo, bi, 2, k); \ + i_rn(bo, bi, 3, k); \ + k -= 4 + +#define i_lround(bo, bi, k) \ + i_rl(bo, bi, 0, k); \ + i_rl(bo, bi, 1, k); \ + i_rl(bo, bi, 2, k); \ + i_rl(bo, bi, 3, k) + +static void aes_decrypt(void *ctx_arg, u8 *out, const u8 *in) +{ + const struct aes_ctx *ctx = ctx_arg; + u32 b0[4], b1[4]; + const int key_len = ctx->key_length; + const u32 *kp = D_KEY + key_len + 20; + + b0[0] = u32_in (in) ^ E_KEY[key_len + 24]; + b0[1] = u32_in (in + 4) ^ E_KEY[key_len + 25]; + b0[2] = u32_in (in + 8) ^ E_KEY[key_len + 26]; + b0[3] = u32_in (in + 12) ^ E_KEY[key_len + 27]; + + if (key_len > 24) { + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + } + + if (key_len > 16) { + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + } + + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + i_nround (b1, b0, kp); + i_nround (b0, b1, kp); + i_nround (b1, b0, kp); + i_lround (b0, b1, kp); + + u32_out (out, b0[0]); + u32_out (out + 4, b0[1]); + u32_out (out + 8, b0[2]); + u32_out (out + 12, b0[3]); +} + + +static struct crypto_alg aes_alg = { + .cra_name = "aes", + .cra_flags = CRYPTO_ALG_TYPE_CIPHER, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct aes_ctx), + .cra_module = THIS_MODULE, + .cra_list = LIST_HEAD_INIT(aes_alg.cra_list), + .cra_u = { + .cipher = { + .cia_min_keysize = AES_MIN_KEY_SIZE, + .cia_max_keysize = AES_MAX_KEY_SIZE, + .cia_setkey = aes_set_key, + .cia_encrypt = aes_encrypt, + .cia_decrypt = aes_decrypt + } + } +}; + +static int __init aes_init(void) +{ + gen_tabs(); + return crypto_register_alg(&aes_alg); +} + +static void __exit aes_fini(void) +{ + crypto_unregister_alg(&aes_alg); +} + +module_init(aes_init); +module_exit(aes_fini); + +MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm"); +MODULE_LICENSE("Dual BSD/GPL"); + diff --git a/drivers/staging/rtl8192e/ieee80211/api.c b/drivers/staging/rtl8192e/ieee80211/api.c new file mode 100644 index 0000000..c627d02 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/api.c @@ -0,0 +1,246 @@ +/* + * Scatterlist Cryptographic API. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * Copyright (c) 2002 David S. Miller (davem@redhat.com) + * + * Portions derived from Cryptoapi, by Alexander Kjeldaas <astor@fast.no> + * and Nettle, by Niels M鰈ler. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include "kmap_types.h" + +#include <linux/init.h> +#include <linux/module.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/errno.h> +#include <linux/rwsem.h> +#include <linux/slab.h> +#include "internal.h" + +LIST_HEAD(crypto_alg_list); +DECLARE_RWSEM(crypto_alg_sem); + +static inline int crypto_alg_get(struct crypto_alg *alg) +{ + return try_inc_mod_count(alg->cra_module); +} + +static inline void crypto_alg_put(struct crypto_alg *alg) +{ + if (alg->cra_module) + __MOD_DEC_USE_COUNT(alg->cra_module); +} + +struct crypto_alg *crypto_alg_lookup(const char *name) +{ + struct crypto_alg *q, *alg = NULL; + + if (!name) + return NULL; + + down_read(&crypto_alg_sem); + + list_for_each_entry(q, &crypto_alg_list, cra_list) { + if (!(strcmp(q->cra_name, name))) { + if (crypto_alg_get(q)) + alg = q; + break; + } + } + + up_read(&crypto_alg_sem); + return alg; +} + +static int crypto_init_flags(struct crypto_tfm *tfm, u32 flags) +{ + tfm->crt_flags = 0; + + switch (crypto_tfm_alg_type(tfm)) { + case CRYPTO_ALG_TYPE_CIPHER: + return crypto_init_cipher_flags(tfm, flags); + + case CRYPTO_ALG_TYPE_DIGEST: + return crypto_init_digest_flags(tfm, flags); + + case CRYPTO_ALG_TYPE_COMPRESS: + return crypto_init_compress_flags(tfm, flags); + + default: + break; + } + + BUG(); + return -EINVAL; +} + +static int crypto_init_ops(struct crypto_tfm *tfm) +{ + switch (crypto_tfm_alg_type(tfm)) { + case CRYPTO_ALG_TYPE_CIPHER: + return crypto_init_cipher_ops(tfm); + + case CRYPTO_ALG_TYPE_DIGEST: + return crypto_init_digest_ops(tfm); + + case CRYPTO_ALG_TYPE_COMPRESS: + return crypto_init_compress_ops(tfm); + + default: + break; + } + + BUG(); + return -EINVAL; +} + +static void crypto_exit_ops(struct crypto_tfm *tfm) +{ + switch (crypto_tfm_alg_type(tfm)) { + case CRYPTO_ALG_TYPE_CIPHER: + crypto_exit_cipher_ops(tfm); + break; + + case CRYPTO_ALG_TYPE_DIGEST: + crypto_exit_digest_ops(tfm); + break; + + case CRYPTO_ALG_TYPE_COMPRESS: + crypto_exit_compress_ops(tfm); + break; + + default: + BUG(); + + } +} + +struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) +{ + struct crypto_tfm *tfm = NULL; + struct crypto_alg *alg; + + alg = crypto_alg_mod_lookup(name); + if (alg == NULL) + goto out; + + tfm = kmalloc(sizeof(*tfm) + alg->cra_ctxsize, GFP_KERNEL); + if (tfm == NULL) + goto out_put; + + memset(tfm, 0, sizeof(*tfm) + alg->cra_ctxsize); + + tfm->__crt_alg = alg; + + if (crypto_init_flags(tfm, flags)) + goto out_free_tfm; + + if (crypto_init_ops(tfm)) { + crypto_exit_ops(tfm); + goto out_free_tfm; + } + + goto out; + +out_free_tfm: + kfree(tfm); + tfm = NULL; +out_put: + crypto_alg_put(alg); +out: + return tfm; +} + +void crypto_free_tfm(struct crypto_tfm *tfm) +{ + struct crypto_alg *alg = tfm->__crt_alg; + int size = sizeof(*tfm) + alg->cra_ctxsize; + + crypto_exit_ops(tfm); + crypto_alg_put(alg); + memset(tfm, 0, size); + kfree(tfm); +} + +int crypto_register_alg(struct crypto_alg *alg) +{ + int ret = 0; + struct crypto_alg *q; + + down_write(&crypto_alg_sem); + + list_for_each_entry(q, &crypto_alg_list, cra_list) { + if (!(strcmp(q->cra_name, alg->cra_name))) { + ret = -EEXIST; + goto out; + } + } + + list_add_tail(&alg->cra_list, &crypto_alg_list); +out: + up_write(&crypto_alg_sem); + return ret; +} + +int crypto_unregister_alg(struct crypto_alg *alg) +{ + int ret = -ENOENT; + struct crypto_alg *q; + + BUG_ON(!alg->cra_module); + + down_write(&crypto_alg_sem); + list_for_each_entry(q, &crypto_alg_list, cra_list) { + if (alg == q) { + list_del(&alg->cra_list); + ret = 0; + goto out; + } + } +out: + up_write(&crypto_alg_sem); + return ret; +} + +int crypto_alg_available(const char *name, u32 flags) +{ + int ret = 0; + struct crypto_alg *alg = crypto_alg_mod_lookup(name); + + if (alg) { + crypto_alg_put(alg); + ret = 1; + } + + return ret; +} + +static int __init init_crypto(void) +{ + printk(KERN_INFO "Initializing Cryptographic API\n"); + crypto_init_proc(); + return 0; +} + +__initcall(init_crypto); + +/* +EXPORT_SYMBOL_GPL(crypto_register_alg); +EXPORT_SYMBOL_GPL(crypto_unregister_alg); +EXPORT_SYMBOL_GPL(crypto_alloc_tfm); +EXPORT_SYMBOL_GPL(crypto_free_tfm); +EXPORT_SYMBOL_GPL(crypto_alg_available); +*/ + +EXPORT_SYMBOL_NOVERS(crypto_register_alg); +EXPORT_SYMBOL_NOVERS(crypto_unregister_alg); +EXPORT_SYMBOL_NOVERS(crypto_alloc_tfm); +EXPORT_SYMBOL_NOVERS(crypto_free_tfm); +EXPORT_SYMBOL_NOVERS(crypto_alg_available); diff --git a/drivers/staging/rtl8192e/ieee80211/arc4.c b/drivers/staging/rtl8192e/ieee80211/arc4.c new file mode 100644 index 0000000..e408472 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/arc4.c @@ -0,0 +1,103 @@ +/* + * Cryptographic API + * + * ARC4 Cipher Algorithm + * + * Jon Oberheide <jon@oberheide.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + */ +#include <linux/module.h> +#include <linux/init.h> +#include "rtl_crypto.h" + +#define ARC4_MIN_KEY_SIZE 1 +#define ARC4_MAX_KEY_SIZE 256 +#define ARC4_BLOCK_SIZE 1 + +struct arc4_ctx { + u8 S[256]; + u8 x, y; +}; + +static int arc4_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags) +{ + struct arc4_ctx *ctx = ctx_arg; + int i, j = 0, k = 0; + + ctx->x = 1; + ctx->y = 0; + + for(i = 0; i < 256; i++) + ctx->S[i] = i; + + for(i = 0; i < 256; i++) + { + u8 a = ctx->S[i]; + j = (j + in_key[k] + a) & 0xff; + ctx->S[i] = ctx->S[j]; + ctx->S[j] = a; + if((unsigned int)++k >= key_len) + k = 0; + } + + return 0; +} + +static void arc4_crypt(void *ctx_arg, u8 *out, const u8 *in) +{ + struct arc4_ctx *ctx = ctx_arg; + + u8 *const S = ctx->S; + u8 x = ctx->x; + u8 y = ctx->y; + u8 a, b; + + a = S[x]; + y = (y + a) & 0xff; + b = S[y]; + S[x] = b; + S[y] = a; + x = (x + 1) & 0xff; + *out++ = *in ^ S[(a + b) & 0xff]; + + ctx->x = x; + ctx->y = y; +} + +static struct crypto_alg arc4_alg = { + .cra_name = "arc4", + .cra_flags = CRYPTO_ALG_TYPE_CIPHER, + .cra_blocksize = ARC4_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct arc4_ctx), + .cra_module = THIS_MODULE, + .cra_list = LIST_HEAD_INIT(arc4_alg.cra_list), + .cra_u = { .cipher = { + .cia_min_keysize = ARC4_MIN_KEY_SIZE, + .cia_max_keysize = ARC4_MAX_KEY_SIZE, + .cia_setkey = arc4_set_key, + .cia_encrypt = arc4_crypt, + .cia_decrypt = arc4_crypt } } +}; + +static int __init arc4_init(void) +{ + return crypto_register_alg(&arc4_alg); +} + + +static void __exit arc4_exit(void) +{ + crypto_unregister_alg(&arc4_alg); +} + +module_init(arc4_init); +module_exit(arc4_exit); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("ARC4 Cipher Algorithm"); +MODULE_AUTHOR("Jon Oberheide <jon@oberheide.org>"); diff --git a/drivers/staging/rtl8192e/ieee80211/autoload.c b/drivers/staging/rtl8192e/ieee80211/autoload.c new file mode 100644 index 0000000..c97756f --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/autoload.c @@ -0,0 +1,40 @@ +/* + * Cryptographic API. + * + * Algorithm autoloader. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include "kmap_types.h" + +#include <linux/kernel.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/string.h> +#include <linux/kmod.h> +#include "internal.h" + +/* + * A far more intelligent version of this is planned. For now, just + * try an exact match on the name of the algorithm. + */ +void crypto_alg_autoload(const char *name) +{ + request_module(name); +} + +struct crypto_alg *crypto_alg_mod_lookup(const char *name) +{ + struct crypto_alg *alg = crypto_alg_lookup(name); + if (alg == NULL) { + crypto_alg_autoload(name); + alg = crypto_alg_lookup(name); + } + return alg; +} diff --git a/drivers/staging/rtl8192e/ieee80211/cipher.c b/drivers/staging/rtl8192e/ieee80211/cipher.c new file mode 100644 index 0000000..1968acf --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/cipher.c @@ -0,0 +1,299 @@ +/* + * Cryptographic API. + * + * Cipher operations. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include <linux/kernel.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/errno.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <asm/scatterlist.h> +#include "internal.h" +#include "scatterwalk.h" + +typedef void (cryptfn_t)(void *, u8 *, const u8 *); +typedef void (procfn_t)(struct crypto_tfm *, u8 *, + u8*, cryptfn_t, int enc, void *, int); + +static inline void xor_64(u8 *a, const u8 *b) +{ + ((u32 *)a)[0] ^= ((u32 *)b)[0]; + ((u32 *)a)[1] ^= ((u32 *)b)[1]; +} + +static inline void xor_128(u8 *a, const u8 *b) +{ + ((u32 *)a)[0] ^= ((u32 *)b)[0]; + ((u32 *)a)[1] ^= ((u32 *)b)[1]; + ((u32 *)a)[2] ^= ((u32 *)b)[2]; + ((u32 *)a)[3] ^= ((u32 *)b)[3]; +} + + +/* + * Generic encrypt/decrypt wrapper for ciphers, handles operations across + * multiple page boundaries by using temporary blocks. In user context, + * the kernel is given a chance to schedule us once per block. + */ +static int crypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, cryptfn_t crfn, + procfn_t prfn, int enc, void *info) +{ + struct scatter_walk walk_in, walk_out; + const unsigned int bsize = crypto_tfm_alg_blocksize(tfm); + u8 tmp_src[bsize]; + u8 tmp_dst[bsize]; + + if (!nbytes) + return 0; + + if (nbytes % bsize) { + tfm->crt_flags |= CRYPTO_TFM_RES_BAD_BLOCK_LEN; + return -EINVAL; + } + + scatterwalk_start(&walk_in, src); + scatterwalk_start(&walk_out, dst); + + for(;;) { + u8 *src_p, *dst_p; + int in_place; + + scatterwalk_map(&walk_in, 0); + scatterwalk_map(&walk_out, 1); + src_p = scatterwalk_whichbuf(&walk_in, bsize, tmp_src); + dst_p = scatterwalk_whichbuf(&walk_out, bsize, tmp_dst); + in_place = scatterwalk_samebuf(&walk_in, &walk_out, + src_p, dst_p); + + nbytes -= bsize; + + scatterwalk_copychunks(src_p, &walk_in, bsize, 0); + + prfn(tfm, dst_p, src_p, crfn, enc, info, in_place); + + scatterwalk_done(&walk_in, 0, nbytes); + + scatterwalk_copychunks(dst_p, &walk_out, bsize, 1); + scatterwalk_done(&walk_out, 1, nbytes); + + if (!nbytes) + return 0; + + crypto_yield(tfm); + } +} + +static void cbc_process(struct crypto_tfm *tfm, u8 *dst, u8 *src, + cryptfn_t fn, int enc, void *info, int in_place) +{ + u8 *iv = info; + + /* Null encryption */ + if (!iv) + return; + + if (enc) { + tfm->crt_u.cipher.cit_xor_block(iv, src); + fn(crypto_tfm_ctx(tfm), dst, iv); + memcpy(iv, dst, crypto_tfm_alg_blocksize(tfm)); + } else { + u8 stack[in_place ? crypto_tfm_alg_blocksize(tfm) : 0]; + u8 *buf = in_place ? stack : dst; + + fn(crypto_tfm_ctx(tfm), buf, src); + tfm->crt_u.cipher.cit_xor_block(buf, iv); + memcpy(iv, src, crypto_tfm_alg_blocksize(tfm)); + if (buf != dst) + memcpy(dst, buf, crypto_tfm_alg_blocksize(tfm)); + } +} + +static void ecb_process(struct crypto_tfm *tfm, u8 *dst, u8 *src, + cryptfn_t fn, int enc, void *info, int in_place) +{ + fn(crypto_tfm_ctx(tfm), dst, src); +} + +static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen) +{ + struct cipher_alg *cia = &tfm->__crt_alg->cra_cipher; + + if (keylen < cia->cia_min_keysize || keylen > cia->cia_max_keysize) { + tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; + } else + return cia->cia_setkey(crypto_tfm_ctx(tfm), key, keylen, + &tfm->crt_flags); +} + +static int ecb_encrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_encrypt, + ecb_process, 1, NULL); +} + +static int ecb_decrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_decrypt, + ecb_process, 1, NULL); +} + +static int cbc_encrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_encrypt, + cbc_process, 1, tfm->crt_cipher.cit_iv); +} + +static int cbc_encrypt_iv(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_encrypt, + cbc_process, 1, iv); +} + +static int cbc_decrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_decrypt, + cbc_process, 0, tfm->crt_cipher.cit_iv); +} + +static int cbc_decrypt_iv(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv) +{ + return crypt(tfm, dst, src, nbytes, + tfm->__crt_alg->cra_cipher.cia_decrypt, + cbc_process, 0, iv); +} + +static int nocrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + return -ENOSYS; +} + +static int nocrypt_iv(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv) +{ + return -ENOSYS; +} + +int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags) +{ + u32 mode = flags & CRYPTO_TFM_MODE_MASK; + + tfm->crt_cipher.cit_mode = mode ? mode : CRYPTO_TFM_MODE_ECB; + if (flags & CRYPTO_TFM_REQ_WEAK_KEY) + tfm->crt_flags = CRYPTO_TFM_REQ_WEAK_KEY; + + return 0; +} + +int crypto_init_cipher_ops(struct crypto_tfm *tfm) +{ + int ret = 0; + struct cipher_tfm *ops = &tfm->crt_cipher; + + ops->cit_setkey = setkey; + + switch (tfm->crt_cipher.cit_mode) { + case CRYPTO_TFM_MODE_ECB: + ops->cit_encrypt = ecb_encrypt; + ops->cit_decrypt = ecb_decrypt; + break; + + case CRYPTO_TFM_MODE_CBC: + ops->cit_encrypt = cbc_encrypt; + ops->cit_decrypt = cbc_decrypt; + ops->cit_encrypt_iv = cbc_encrypt_iv; + ops->cit_decrypt_iv = cbc_decrypt_iv; + break; + + case CRYPTO_TFM_MODE_CFB: + ops->cit_encrypt = nocrypt; + ops->cit_decrypt = nocrypt; + ops->cit_encrypt_iv = nocrypt_iv; + ops->cit_decrypt_iv = nocrypt_iv; + break; + + case CRYPTO_TFM_MODE_CTR: + ops->cit_encrypt = nocrypt; + ops->cit_decrypt = nocrypt; + ops->cit_encrypt_iv = nocrypt_iv; + ops->cit_decrypt_iv = nocrypt_iv; + break; + + default: + BUG(); + } + + if (ops->cit_mode == CRYPTO_TFM_MODE_CBC) { + + switch (crypto_tfm_alg_blocksize(tfm)) { + case 8: + ops->cit_xor_block = xor_64; + break; + + case 16: + ops->cit_xor_block = xor_128; + break; + + default: + printk(KERN_WARNING "%s: block size %u not supported\n", + crypto_tfm_alg_name(tfm), + crypto_tfm_alg_blocksize(tfm)); + ret = -EINVAL; + goto out; + } + + ops->cit_ivsize = crypto_tfm_alg_blocksize(tfm); + ops->cit_iv = kmalloc(ops->cit_ivsize, GFP_KERNEL); + if (ops->cit_iv == NULL) + ret = -ENOMEM; + } + +out: + return ret; +} + +void crypto_exit_cipher_ops(struct crypto_tfm *tfm) +{ + if (tfm->crt_cipher.cit_iv) + kfree(tfm->crt_cipher.cit_iv); +} diff --git a/drivers/staging/rtl8192e/ieee80211/compress.c b/drivers/staging/rtl8192e/ieee80211/compress.c new file mode 100644 index 0000000..c2df80e --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/compress.c @@ -0,0 +1,64 @@ +/* + * Cryptographic API. + * + * Compression operations. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include <linux/types.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/errno.h> +#include <asm/scatterlist.h> +#include <linux/string.h> +#include "internal.h" + +static int crypto_compress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + return tfm->__crt_alg->cra_compress.coa_compress(crypto_tfm_ctx(tfm), + src, slen, dst, + dlen); +} + +static int crypto_decompress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + return tfm->__crt_alg->cra_compress.coa_decompress(crypto_tfm_ctx(tfm), + src, slen, dst, + dlen); +} + +int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags) +{ + return flags ? -EINVAL : 0; +} + +int crypto_init_compress_ops(struct crypto_tfm *tfm) +{ + int ret = 0; + struct compress_tfm *ops = &tfm->crt_compress; + + ret = tfm->__crt_alg->cra_compress.coa_init(crypto_tfm_ctx(tfm)); + if (ret) + goto out; + + ops->cot_compress = crypto_compress; + ops->cot_decompress = crypto_decompress; + +out: + return ret; +} + +void crypto_exit_compress_ops(struct crypto_tfm *tfm) +{ + tfm->__crt_alg->cra_compress.coa_exit(crypto_tfm_ctx(tfm)); +} diff --git a/drivers/staging/rtl8192e/ieee80211/crypto_compat.h b/drivers/staging/rtl8192e/ieee80211/crypto_compat.h new file mode 100644 index 0000000..587e8bb --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/crypto_compat.h @@ -0,0 +1,90 @@ +/* + * Header file to maintain compatibility among different kernel versions. + * + * Copyright (c) 2004-2006 <lawrence_wang@realsil.com.cn> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +#include <linux/crypto.h> + +static inline int crypto_cipher_encrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_encrypt(tfm, dst, src, nbytes); +} + + +static inline int crypto_cipher_decrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_decrypt(tfm, dst, src, nbytes); +} + +#if 0 +/* + * crypto_free_tfm - Free crypto transform + * @tfm: Transform to free + * + * crypto_free_tfm() frees up the transform and any associated resources, + * then drops the refcount on the associated algorithm. + */ +void crypto_free_tfm(struct crypto_tfm *tfm) +{ + struct crypto_alg *alg; + int size; + + if (unlikely(!tfm)) + return; + + alg = tfm->__crt_alg; + size = sizeof(*tfm) + alg->cra_ctxsize; + + if (alg->cra_exit) + alg->cra_exit(tfm); + crypto_exit_ops(tfm); + crypto_mod_put(alg); + memset(tfm, 0, size); + kfree(tfm); +} + +#endif +#if 1 + struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) +{ + struct crypto_tfm *tfm = NULL; + int err; + printk("call crypto_alloc_tfm!!!\n"); + do { + struct crypto_alg *alg; + + alg = crypto_alg_mod_lookup(name, 0, CRYPTO_ALG_ASYNC); + err = PTR_ERR(alg); + if (IS_ERR(alg)) + continue; + + tfm = __crypto_alloc_tfm(alg, flags); + err = 0; + if (IS_ERR(tfm)) { + crypto_mod_put(alg); + err = PTR_ERR(tfm); + tfm = NULL; + } + } while (err == -EAGAIN && !signal_pending(current)); + + return tfm; +} +#endif +//EXPORT_SYMBOL_GPL(crypto_alloc_tfm); +//EXPORT_SYMBOL_GPL(crypto_free_tfm); + + diff --git a/drivers/staging/rtl8192e/ieee80211/digest.c b/drivers/staging/rtl8192e/ieee80211/digest.c new file mode 100644 index 0000000..1a95f2d --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/digest.c @@ -0,0 +1,108 @@ +/* + * Cryptographic API. + * + * Digest operations. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/mm.h> +#include <linux/errno.h> +#include <linux/highmem.h> +#include <asm/scatterlist.h> +#include "internal.h" + +static void init(struct crypto_tfm *tfm) +{ + tfm->__crt_alg->cra_digest.dia_init(crypto_tfm_ctx(tfm)); +} + +static void update(struct crypto_tfm *tfm, + struct scatterlist *sg, unsigned int nsg) +{ + unsigned int i; + + for (i = 0; i < nsg; i++) { + + struct page *pg = sg[i].page; + unsigned int offset = sg[i].offset; + unsigned int l = sg[i].length; + + do { + unsigned int bytes_from_page = min(l, ((unsigned int) + (PAGE_SIZE)) - + offset); + char *p = crypto_kmap(pg, 0) + offset; + + tfm->__crt_alg->cra_digest.dia_update + (crypto_tfm_ctx(tfm), p, + bytes_from_page); + crypto_kunmap(p, 0); + crypto_yield(tfm); + offset = 0; + pg++; + l -= bytes_from_page; + } while (l > 0); + } +} + +static void final(struct crypto_tfm *tfm, u8 *out) +{ + tfm->__crt_alg->cra_digest.dia_final(crypto_tfm_ctx(tfm), out); +} + +static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen) +{ + u32 flags; + if (tfm->__crt_alg->cra_digest.dia_setkey == NULL) + return -ENOSYS; + return tfm->__crt_alg->cra_digest.dia_setkey(crypto_tfm_ctx(tfm), + key, keylen, &flags); +} + +static void digest(struct crypto_tfm *tfm, + struct scatterlist *sg, unsigned int nsg, u8 *out) +{ + unsigned int i; + + tfm->crt_digest.dit_init(tfm); + + for (i = 0; i < nsg; i++) { + char *p = crypto_kmap(sg[i].page, 0) + sg[i].offset; + tfm->__crt_alg->cra_digest.dia_update(crypto_tfm_ctx(tfm), + p, sg[i].length); + crypto_kunmap(p, 0); + crypto_yield(tfm); + } + crypto_digest_final(tfm, out); +} + +int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags) +{ + return flags ? -EINVAL : 0; +} + +int crypto_init_digest_ops(struct crypto_tfm *tfm) +{ + struct digest_tfm *ops = &tfm->crt_digest; + + ops->dit_init = init; + ops->dit_update = update; + ops->dit_final = final; + ops->dit_digest = digest; + ops->dit_setkey = setkey; + + return crypto_alloc_hmac_block(tfm); +} + +void crypto_exit_digest_ops(struct crypto_tfm *tfm) +{ + crypto_free_hmac_block(tfm); +} diff --git a/drivers/staging/rtl8192e/ieee80211/dot11d.c b/drivers/staging/rtl8192e/ieee80211/dot11d.c new file mode 100644 index 0000000..908f605 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/dot11d.c @@ -0,0 +1,239 @@ +#ifdef ENABLE_DOT11D +//----------------------------------------------------------------------------- +// File: +// Dot11d.c +// +// Description: +// Implement 802.11d. +// +//----------------------------------------------------------------------------- + +#include "dot11d.h" + +void +Dot11d_Init(struct ieee80211_device *ieee) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee); + + pDot11dInfo->bEnabled = 0; + + pDot11dInfo->State = DOT11D_STATE_NONE; + pDot11dInfo->CountryIeLen = 0; + memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); + memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); + RESET_CIE_WATCHDOG(ieee); + + printk("Dot11d_Init()\n"); +} + +// +// Description: +// Reset to the state as we are just entering a regulatory domain. +// +void +Dot11d_Reset(struct ieee80211_device *ieee) +{ + u32 i; + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(ieee); +#if 0 + if(!pDot11dInfo->bEnabled) + return; +#endif + // Clear old channel map + memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); + memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); + // Set new channel map + for (i=1; i<=11; i++) { + (pDot11dInfo->channel_map)[i] = 1; + } + for (i=12; i<=14; i++) { + (pDot11dInfo->channel_map)[i] = 2; + } + + pDot11dInfo->State = DOT11D_STATE_NONE; + pDot11dInfo->CountryIeLen = 0; + RESET_CIE_WATCHDOG(ieee); + + //printk("Dot11d_Reset()\n"); +} + +// +// Description: +// Update country IE from Beacon or Probe Resopnse +// and configure PHY for operation in the regulatory domain. +// +// TODO: +// Configure Tx power. +// +// Assumption: +// 1. IS_DOT11D_ENABLE() is TRUE. +// 2. Input IE is an valid one. +// +void +Dot11d_UpdateCountryIe( + struct ieee80211_device *dev, + u8 * pTaddr, + u16 CoutryIeLen, + u8 * pCoutryIe + ) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); + u8 i, j, NumTriples, MaxChnlNum; + PCHNL_TXPOWER_TRIPLE pTriple; + + memset(pDot11dInfo->channel_map, 0, MAX_CHANNEL_NUMBER+1); + memset(pDot11dInfo->MaxTxPwrDbmList, 0xFF, MAX_CHANNEL_NUMBER+1); + MaxChnlNum = 0; + NumTriples = (CoutryIeLen - 3) / 3; // skip 3-byte country string. + pTriple = (PCHNL_TXPOWER_TRIPLE)(pCoutryIe + 3); + for(i = 0; i < NumTriples; i++) + { + if(MaxChnlNum >= pTriple->FirstChnl) + { // It is not in a monotonically increasing order, so stop processing. + printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........1\n"); + return; + } + if(MAX_CHANNEL_NUMBER < (pTriple->FirstChnl + pTriple->NumChnls)) + { // It is not a valid set of channel id, so stop processing. + printk("Dot11d_UpdateCountryIe(): Invalid country IE, skip it........2\n"); + return; + } + + for(j = 0 ; j < pTriple->NumChnls; j++) + { + pDot11dInfo->channel_map[pTriple->FirstChnl + j] = 1; + pDot11dInfo->MaxTxPwrDbmList[pTriple->FirstChnl + j] = pTriple->MaxTxPowerInDbm; + MaxChnlNum = pTriple->FirstChnl + j; + } + + pTriple = (PCHNL_TXPOWER_TRIPLE)((u8*)pTriple + 3); + } +#if 1 + //printk("Dot11d_UpdateCountryIe(): Channel List:\n"); + printk("Channel List:"); + for(i=1; i<= MAX_CHANNEL_NUMBER; i++) + if(pDot11dInfo->channel_map[i] > 0) + printk(" %d", i); + printk("\n"); +#endif + + UPDATE_CIE_SRC(dev, pTaddr); + + pDot11dInfo->CountryIeLen = CoutryIeLen; + memcpy(pDot11dInfo->CountryIeBuf, pCoutryIe,CoutryIeLen); + pDot11dInfo->State = DOT11D_STATE_LEARNED; +} + + +u8 +DOT11D_GetMaxTxPwrInDbm( + struct ieee80211_device *dev, + u8 Channel + ) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); + u8 MaxTxPwrInDbm = 255; + + if(MAX_CHANNEL_NUMBER < Channel) + { + printk("DOT11D_GetMaxTxPwrInDbm(): Invalid Channel\n"); + return MaxTxPwrInDbm; + } + if(pDot11dInfo->channel_map[Channel]) + { + MaxTxPwrInDbm = pDot11dInfo->MaxTxPwrDbmList[Channel]; + } + + return MaxTxPwrInDbm; +} + + +void +DOT11D_ScanComplete( + struct ieee80211_device * dev + ) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); + + switch(pDot11dInfo->State) + { + case DOT11D_STATE_LEARNED: + pDot11dInfo->State = DOT11D_STATE_DONE; + break; + + case DOT11D_STATE_DONE: + if( GET_CIE_WATCHDOG(dev) == 0 ) + { // Reset country IE if previous one is gone. + Dot11d_Reset(dev); + } + break; + case DOT11D_STATE_NONE: + break; + } +} + +int IsLegalChannel( + struct ieee80211_device * dev, + u8 channel +) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); + + if(MAX_CHANNEL_NUMBER < channel) + { + printk("IsLegalChannel(): Invalid Channel\n"); + return 0; + } + if(pDot11dInfo->channel_map[channel] > 0) + return 1; + return 0; +} + +int ToLegalChannel( + struct ieee80211_device * dev, + u8 channel +) +{ + PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev); + u8 default_chn = 0; + u32 i = 0; + + for (i=1; i<= MAX_CHANNEL_NUMBER; i++) + { + if(pDot11dInfo->channel_map[i] > 0) + { + default_chn = i; + break; + } + } + + if(MAX_CHANNEL_NUMBER < channel) + { + printk("IsLegalChannel(): Invalid Channel\n"); + return default_chn; + } + + if(pDot11dInfo->channel_map[channel] > 0) + return channel; + + return default_chn; +} +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(Dot11d_Init); +//EXPORT_SYMBOL(Dot11d_Reset); +//EXPORT_SYMBOL(Dot11d_UpdateCountryIe); +//EXPORT_SYMBOL(DOT11D_GetMaxTxPwrInDbm); +//EXPORT_SYMBOL(DOT11D_ScanComplete); +//EXPORT_SYMBOL(IsLegalChannel); +//EXPORT_SYMBOL(ToLegalChannel); +#else +EXPORT_SYMBOL_NOVERS(Dot11d_Init); +EXPORT_SYMBOL_NOVERS(Dot11d_Reset); +EXPORT_SYMBOL_NOVERS(Dot11d_UpdateCountryIe); +EXPORT_SYMBOL_NOVERS(DOT11D_GetMaxTxPwrInDbm); +EXPORT_SYMBOL_NOVERS(DOT11D_ScanComplete); +EXPORT_SYMBOL_NOVERS(IsLegalChannel); +EXPORT_SYMBOL_NOVERS(ToLegalChannel); +#endif + +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/dot11d.h b/drivers/staging/rtl8192e/ieee80211/dot11d.h new file mode 100644 index 0000000..15b7a4b --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/dot11d.h @@ -0,0 +1,102 @@ +#ifndef __INC_DOT11D_H +#define __INC_DOT11D_H + +#ifdef ENABLE_DOT11D +#include "ieee80211.h" + +//#define ENABLE_DOT11D + +//#define DOT11D_MAX_CHNL_NUM 83 + +typedef struct _CHNL_TXPOWER_TRIPLE { + u8 FirstChnl; + u8 NumChnls; + u8 MaxTxPowerInDbm; +}CHNL_TXPOWER_TRIPLE, *PCHNL_TXPOWER_TRIPLE; + +typedef enum _DOT11D_STATE { + DOT11D_STATE_NONE = 0, + DOT11D_STATE_LEARNED, + DOT11D_STATE_DONE, +}DOT11D_STATE; + +typedef struct _RT_DOT11D_INFO { + //DECLARE_RT_OBJECT(RT_DOT11D_INFO); + + bool bEnabled; // dot11MultiDomainCapabilityEnabled + + u16 CountryIeLen; // > 0 if CountryIeBuf[] contains valid country information element. + u8 CountryIeBuf[MAX_IE_LEN]; + u8 CountryIeSrcAddr[6]; // Source AP of the country IE. + u8 CountryIeWatchdog; + + u8 channel_map[MAX_CHANNEL_NUMBER+1]; //!!!Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan) + //u8 ChnlListLen; // #Bytes valid in ChnlList[]. + //u8 ChnlList[DOT11D_MAX_CHNL_NUM]; + u8 MaxTxPwrDbmList[MAX_CHANNEL_NUMBER+1]; + + DOT11D_STATE State; +}RT_DOT11D_INFO, *PRT_DOT11D_INFO; +#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) +#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5]) +#define GET_DOT11D_INFO(__pIeeeDev) ((PRT_DOT11D_INFO)((__pIeeeDev)->pDot11dInfo)) + +#define IS_DOT11D_ENABLE(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->bEnabled +#define IS_COUNTRY_IE_VALID(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen > 0) + +#define IS_EQUAL_CIE_SRC(__pIeeeDev, __pTa) eqMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) +#define UPDATE_CIE_SRC(__pIeeeDev, __pTa) cpMacAddr(GET_DOT11D_INFO(__pIeeeDev)->CountryIeSrcAddr, __pTa) + +#define IS_COUNTRY_IE_CHANGED(__pIeeeDev, __Ie) \ + (((__Ie).Length == 0 || (__Ie).Length != GET_DOT11D_INFO(__pIeeeDev)->CountryIeLen) ? \ + FALSE : \ + (!memcmp(GET_DOT11D_INFO(__pIeeeDev)->CountryIeBuf, (__Ie).Octet, (__Ie).Length))) + +#define CIE_WATCHDOG_TH 1 +#define GET_CIE_WATCHDOG(__pIeeeDev) GET_DOT11D_INFO(__pIeeeDev)->CountryIeWatchdog +#define RESET_CIE_WATCHDOG(__pIeeeDev) GET_CIE_WATCHDOG(__pIeeeDev) = 0 +#define UPDATE_CIE_WATCHDOG(__pIeeeDev) ++GET_CIE_WATCHDOG(__pIeeeDev) + +#define IS_DOT11D_STATE_DONE(__pIeeeDev) (GET_DOT11D_INFO(__pIeeeDev)->State == DOT11D_STATE_DONE) + + +void +Dot11d_Init( + struct ieee80211_device *dev + ); + +void +Dot11d_Reset( + struct ieee80211_device *dev + ); + +void +Dot11d_UpdateCountryIe( + struct ieee80211_device *dev, + u8 * pTaddr, + u16 CoutryIeLen, + u8 * pCoutryIe + ); + +u8 +DOT11D_GetMaxTxPwrInDbm( + struct ieee80211_device *dev, + u8 Channel + ); + +void +DOT11D_ScanComplete( + struct ieee80211_device * dev + ); + +int IsLegalChannel( + struct ieee80211_device * dev, + u8 channel +); + +int ToLegalChannel( + struct ieee80211_device * dev, + u8 channel +); +#endif //ENABLE_DOT11D +#endif // #ifndef __INC_DOT11D_H diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211.h b/drivers/staging/rtl8192e/ieee80211/ieee80211.h new file mode 100644 index 0000000..83c8452 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211.h @@ -0,0 +1,2802 @@ +/* + * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11 + * remains copyright by the original authors + * + * Portions of the merged code are based on Host AP (software wireless + * LAN access point) driver for Intersil Prism2/2.5/3. + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * <jkmaline@cc.hut.fi> + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * <jketreno@linux.intel.com> + * Copyright (c) 2004, Intel Corporation + * + * Modified for Realtek's wi-fi cards by Andrea Merello + * <andreamrl@tiscali.it> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ +#ifndef IEEE80211_H +#define IEEE80211_H +#include <linux/if_ether.h> /* ETH_ALEN */ +#include <linux/kernel.h> /* ARRAY_SIZE */ +#include <linux/version.h> +#include <linux/module.h> +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +#include <linux/jiffies.h> +#else +#include <linux/jffs.h> +#include <linux/tqueue.h> +#endif +#include <linux/timer.h> +#include <linux/sched.h> + +#include <linux/delay.h> +#include <linux/wireless.h> + +#include "rtl819x_HT.h" +#include "rtl819x_BA.h" +#include "rtl819x_TS.h" + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)) +#ifndef bool +typedef enum{false = 0, true} bool; +#endif +#endif + +#ifndef IW_MODE_MONITOR +#define IW_MODE_MONITOR 6 +#endif + +#ifndef IWEVCUSTOM +#define IWEVCUSTOM 0x8c02 +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#ifndef __bitwise +#define __bitwise __attribute__((bitwise)) +#endif +typedef __u16 __le16; +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,27)) +struct iw_spy_data{ + /* --- Standard spy support --- */ + int spy_number; + u_char spy_address[IW_MAX_SPY][ETH_ALEN]; + struct iw_quality spy_stat[IW_MAX_SPY]; + /* --- Enhanced spy support (event) */ + struct iw_quality spy_thr_low; /* Low threshold */ + struct iw_quality spy_thr_high; /* High threshold */ + u_char spy_thr_under[IW_MAX_SPY]; +}; +#endif +#endif + +#ifndef container_of +/** + * container_of - cast a member of a structure out to the containing structure + * + * @ptr: the pointer to the member. + * @type: the type of the container struct this is embedded in. + * @member: the name of the member within the struct. + * + */ +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) +#endif + +#define KEY_TYPE_NA 0x0 +#define KEY_TYPE_WEP40 0x1 +#define KEY_TYPE_TKIP 0x2 +#define KEY_TYPE_CCMP 0x4 +#define KEY_TYPE_WEP104 0x5 + +/* added for rtl819x tx procedure */ +#define MAX_QUEUE_SIZE 0x10 + +// +// 8190 queue mapping +// +#define BK_QUEUE 0 +#define BE_QUEUE 1 +#define VI_QUEUE 2 +#define VO_QUEUE 3 +#define HCCA_QUEUE 4 +#define TXCMD_QUEUE 5 +#define MGNT_QUEUE 6 +#define HIGH_QUEUE 7 +#define BEACON_QUEUE 8 + +#define LOW_QUEUE BE_QUEUE +#define NORMAL_QUEUE MGNT_QUEUE + +//added by amy for ps +#define SWRF_TIMEOUT 50 + +//added by amy for LEAP related +#define IE_CISCO_FLAG_POSITION 0x08 // Flag byte: byte 8, numbered from 0. +#define SUPPORT_CKIP_MIC 0x08 // bit3 +#define SUPPORT_CKIP_PK 0x10 // bit4 +/* defined for skb cb field */ +/* At most 28 byte */ +typedef struct cb_desc { + /* Tx Desc Related flags (8-9) */ + u8 bLastIniPkt:1; + u8 bCmdOrInit:1; + u8 bFirstSeg:1; + u8 bLastSeg:1; + u8 bEncrypt:1; + u8 bTxDisableRateFallBack:1; + u8 bTxUseDriverAssingedRate:1; + u8 bHwSec:1; //indicate whether use Hw security. WB + + u8 reserved1; + + /* Tx Firmware Relaged flags (10-11)*/ + u8 bCTSEnable:1; + u8 bRTSEnable:1; + u8 bUseShortGI:1; + u8 bUseShortPreamble:1; + u8 bTxEnableFwCalcDur:1; + u8 bAMPDUEnable:1; + u8 bRTSSTBC:1; + u8 RTSSC:1; + + u8 bRTSBW:1; + u8 bPacketBW:1; + u8 bRTSUseShortPreamble:1; + u8 bRTSUseShortGI:1; + u8 bMulticast:1; + u8 bBroadcast:1; + //u8 reserved2:2; + u8 drv_agg_enable:1; + u8 reserved2:1; + + /* Tx Desc related element(12-19) */ + u8 rata_index; + u8 queue_index; + //u8 reserved3; + //u8 reserved4; + u16 txbuf_size; + //u8 reserved5; + u8 RATRIndex; + u8 reserved6; + u8 reserved7; + u8 reserved8; + + /* Tx firmware related element(20-27) */ + u8 data_rate; + u8 rts_rate; + u8 ampdu_factor; + u8 ampdu_density; + //u8 reserved9; + //u8 reserved10; + //u8 reserved11; + u8 DrvAggrNum; + u16 pkt_size; + u8 reserved12; +}cb_desc, *pcb_desc; + +/*--------------------------Define -------------------------------------------*/ +#define MGN_1M 0x02 +#define MGN_2M 0x04 +#define MGN_5_5M 0x0b +#define MGN_11M 0x16 + +#define MGN_6M 0x0c +#define MGN_9M 0x12 +#define MGN_12M 0x18 +#define MGN_18M 0x24 +#define MGN_24M 0x30 +#define MGN_36M 0x48 +#define MGN_48M 0x60 +#define MGN_54M 0x6c + +#define MGN_MCS0 0x80 +#define MGN_MCS1 0x81 +#define MGN_MCS2 0x82 +#define MGN_MCS3 0x83 +#define MGN_MCS4 0x84 +#define MGN_MCS5 0x85 +#define MGN_MCS6 0x86 +#define MGN_MCS7 0x87 +#define MGN_MCS8 0x88 +#define MGN_MCS9 0x89 +#define MGN_MCS10 0x8a +#define MGN_MCS11 0x8b +#define MGN_MCS12 0x8c +#define MGN_MCS13 0x8d +#define MGN_MCS14 0x8e +#define MGN_MCS15 0x8f + +//---------------------------------------------------------------------------- +// 802.11 Management frame Reason Code field +//---------------------------------------------------------------------------- +enum _ReasonCode{ + unspec_reason = 0x1, + auth_not_valid = 0x2, + deauth_lv_ss = 0x3, + inactivity = 0x4, + ap_overload = 0x5, + class2_err = 0x6, + class3_err = 0x7, + disas_lv_ss = 0x8, + asoc_not_auth = 0x9, + + //----MIC_CHECK + mic_failure = 0xe, + //----END MIC_CHECK + + // Reason code defined in 802.11i D10.0 p.28. + invalid_IE = 0x0d, + four_way_tmout = 0x0f, + two_way_tmout = 0x10, + IE_dismatch = 0x11, + invalid_Gcipher = 0x12, + invalid_Pcipher = 0x13, + invalid_AKMP = 0x14, + unsup_RSNIEver = 0x15, + invalid_RSNIE = 0x16, + auth_802_1x_fail= 0x17, + ciper_reject = 0x18, + + // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15. + QoS_unspec = 0x20, // 32 + QAP_bandwidth = 0x21, // 33 + poor_condition = 0x22, // 34 + no_facility = 0x23, // 35 + // Where is 36??? + req_declined = 0x25, // 37 + invalid_param = 0x26, // 38 + req_not_honored= 0x27, // 39 + TS_not_created = 0x2F, // 47 + DL_not_allowed = 0x30, // 48 + dest_not_exist = 0x31, // 49 + dest_not_QSTA = 0x32, // 50 +}; + + + +#define aSifsTime (((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10) + +#define MGMT_QUEUE_NUM 5 + +#define IEEE_CMD_SET_WPA_PARAM 1 +#define IEEE_CMD_SET_WPA_IE 2 +#define IEEE_CMD_SET_ENCRYPTION 3 +#define IEEE_CMD_MLME 4 + +#define IEEE_PARAM_WPA_ENABLED 1 +#define IEEE_PARAM_TKIP_COUNTERMEASURES 2 +#define IEEE_PARAM_DROP_UNENCRYPTED 3 +#define IEEE_PARAM_PRIVACY_INVOKED 4 +#define IEEE_PARAM_AUTH_ALGS 5 +#define IEEE_PARAM_IEEE_802_1X 6 +//It should consistent with the driver_XXX.c +// David, 2006.9.26 +#define IEEE_PARAM_WPAX_SELECT 7 +//Added for notify the encryption type selection +// David, 2006.9.26 +#define IEEE_PROTO_WPA 1 +#define IEEE_PROTO_RSN 2 +//Added for notify the encryption type selection +// David, 2006.9.26 +#define IEEE_WPAX_USEGROUP 0 +#define IEEE_WPAX_WEP40 1 +#define IEEE_WPAX_TKIP 2 +#define IEEE_WPAX_WRAP 3 +#define IEEE_WPAX_CCMP 4 +#define IEEE_WPAX_WEP104 5 + +#define IEEE_KEY_MGMT_IEEE8021X 1 +#define IEEE_KEY_MGMT_PSK 2 + +#define IEEE_MLME_STA_DEAUTH 1 +#define IEEE_MLME_STA_DISASSOC 2 + + +#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2 +#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3 +#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4 +#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5 +#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6 +#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7 + + +#define IEEE_CRYPT_ALG_NAME_LEN 16 + +#define MAX_IE_LEN 0xff + +// added for kernel conflict +#define ieee80211_crypt_deinit_entries ieee80211_crypt_deinit_entries_rsl +#define ieee80211_crypt_deinit_handler ieee80211_crypt_deinit_handler_rsl +#define ieee80211_crypt_delayed_deinit ieee80211_crypt_delayed_deinit_rsl +#define ieee80211_register_crypto_ops ieee80211_register_crypto_ops_rsl +#define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl +#define ieee80211_get_crypto_ops ieee80211_get_crypto_ops_rsl + +#define ieee80211_ccmp_null ieee80211_ccmp_null_rsl + +#define ieee80211_tkip_null ieee80211_tkip_null_rsl + +#define ieee80211_wep_null ieee80211_wep_null_rsl + +#define free_ieee80211 free_ieee80211_rsl +#define alloc_ieee80211 alloc_ieee80211_rsl + +#define ieee80211_rx ieee80211_rx_rsl +#define ieee80211_rx_mgt ieee80211_rx_mgt_rsl + +#define ieee80211_get_beacon ieee80211_get_beacon_rsl +#define ieee80211_wake_queue ieee80211_wake_queue_rsl +#define ieee80211_stop_queue ieee80211_stop_queue_rsl +#define ieee80211_reset_queue ieee80211_reset_queue_rsl +#define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl +#define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl +#define ieee80211_is_shortslot ieee80211_is_shortslot_rsl +#define ieee80211_is_54g ieee80211_is_54g_rsl +#define ieee80211_wpa_supplicant_ioctl ieee80211_wpa_supplicant_ioctl_rsl +#define ieee80211_ps_tx_ack ieee80211_ps_tx_ack_rsl +#define ieee80211_softmac_xmit ieee80211_softmac_xmit_rsl +#define ieee80211_stop_send_beacons ieee80211_stop_send_beacons_rsl +#define notify_wx_assoc_event notify_wx_assoc_event_rsl +#define SendDisassociation SendDisassociation_rsl +#define ieee80211_disassociate ieee80211_disassociate_rsl +#define ieee80211_start_send_beacons ieee80211_start_send_beacons_rsl +#define ieee80211_stop_scan ieee80211_stop_scan_rsl +#define ieee80211_send_probe_requests ieee80211_send_probe_requests_rsl +#define ieee80211_softmac_scan_syncro ieee80211_softmac_scan_syncro_rsl +#define ieee80211_start_scan_syncro ieee80211_start_scan_syncro_rsl + +#define ieee80211_wx_get_essid ieee80211_wx_get_essid_rsl +#define ieee80211_wx_set_essid ieee80211_wx_set_essid_rsl +#define ieee80211_wx_set_rate ieee80211_wx_set_rate_rsl +#define ieee80211_wx_get_rate ieee80211_wx_get_rate_rsl +#define ieee80211_wx_set_wap ieee80211_wx_set_wap_rsl +#define ieee80211_wx_get_wap ieee80211_wx_get_wap_rsl +#define ieee80211_wx_set_mode ieee80211_wx_set_mode_rsl +#define ieee80211_wx_get_mode ieee80211_wx_get_mode_rsl +#define ieee80211_wx_set_scan ieee80211_wx_set_scan_rsl +#define ieee80211_wx_get_freq ieee80211_wx_get_freq_rsl +#define ieee80211_wx_set_freq ieee80211_wx_set_freq_rsl +#define ieee80211_wx_set_rawtx ieee80211_wx_set_rawtx_rsl +#define ieee80211_wx_get_name ieee80211_wx_get_name_rsl +#define ieee80211_wx_set_power ieee80211_wx_set_power_rsl +#define ieee80211_wx_get_power ieee80211_wx_get_power_rsl +#define ieee80211_wlan_frequencies ieee80211_wlan_frequencies_rsl +#define ieee80211_wx_set_rts ieee80211_wx_set_rts_rsl +#define ieee80211_wx_get_rts ieee80211_wx_get_rts_rsl + +#define ieee80211_txb_free ieee80211_txb_free_rsl + +#define ieee80211_wx_set_gen_ie ieee80211_wx_set_gen_ie_rsl +#define ieee80211_wx_get_scan ieee80211_wx_get_scan_rsl +#define ieee80211_wx_set_encode ieee80211_wx_set_encode_rsl +#define ieee80211_wx_get_encode ieee80211_wx_get_encode_rsl +#if WIRELESS_EXT >= 18 +#define ieee80211_wx_set_mlme ieee80211_wx_set_mlme_rsl +#define ieee80211_wx_set_auth ieee80211_wx_set_auth_rsl +#define ieee80211_wx_set_encode_ext ieee80211_wx_set_encode_ext_rsl +#define ieee80211_wx_get_encode_ext ieee80211_wx_get_encode_ext_rsl +#endif + + +typedef struct ieee_param { + u32 cmd; + u8 sta_addr[ETH_ALEN]; + union { + struct { + u8 name; + u32 value; + } wpa_param; + struct { + u32 len; + u8 reserved[32]; + u8 data[0]; + } wpa_ie; + struct{ + int command; + int reason_code; + } mlme; + struct { + u8 alg[IEEE_CRYPT_ALG_NAME_LEN]; + u8 set_tx; + u32 err; + u8 idx; + u8 seq[8]; /* sequence counter (set: RX, get: TX) */ + u16 key_len; + u8 key[0]; + } crypt; + } u; +}ieee_param; + + +#if WIRELESS_EXT < 17 +#define IW_QUAL_QUAL_INVALID 0x10 +#define IW_QUAL_LEVEL_INVALID 0x20 +#define IW_QUAL_NOISE_INVALID 0x40 +#define IW_QUAL_QUAL_UPDATED 0x1 +#define IW_QUAL_LEVEL_UPDATED 0x2 +#define IW_QUAL_NOISE_UPDATED 0x4 +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +static inline void tq_init(struct tq_struct * task, void(*func)(void *), void *data) +{ + task->routine = func; + task->data = data; + //task->next = NULL; + INIT_LIST_HEAD(&task->list); + task->sync = 0; +} +#endif + +// linux under 2.6.9 release may not support it, so modify it for common use +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)) +//#define MSECS(t) (1000 * ((t) / HZ) + 1000 * ((t) % HZ) / HZ) +#define MSECS(t) (HZ * ((t) / 1000) + (HZ * ((t) % 1000)) / 1000) +static inline unsigned long msleep_interruptible_rsl(unsigned int msecs) +{ + unsigned long timeout = MSECS(msecs) + 1; + + while (timeout) { + set_current_state(TASK_INTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } + return timeout; +} +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,31)) +static inline void msleep(unsigned int msecs) +{ + unsigned long timeout = MSECS(msecs) + 1; + + while (timeout) { + set_current_state(TASK_UNINTERRUPTIBLE); + timeout = schedule_timeout(timeout); + } +} +#endif +#else +#define MSECS(t) msecs_to_jiffies(t) +#define msleep_interruptible_rsl msleep_interruptible +#endif + +#define IEEE80211_DATA_LEN 2304 +/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section + 6.2.1.1.2. + + The figure in section 7.1.2 suggests a body size of up to 2312 + bytes is allowed, which is a bit confusing, I suspect this + represents the 2304 bytes of real data, plus a possible 8 bytes of + WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */ +#define IEEE80211_1ADDR_LEN 10 +#define IEEE80211_2ADDR_LEN 16 +#define IEEE80211_3ADDR_LEN 24 +#define IEEE80211_4ADDR_LEN 30 +#define IEEE80211_FCS_LEN 4 +#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) +#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) +#define IEEE80211_MGMT_HDR_LEN 24 +#define IEEE80211_DATA_HDR3_LEN 24 +#define IEEE80211_DATA_HDR4_LEN 30 + +#define MIN_FRAG_THRESHOLD 256U +#define MAX_FRAG_THRESHOLD 2346U + + +/* Frame control field constants */ +#define IEEE80211_FCTL_VERS 0x0003 +#define IEEE80211_FCTL_FTYPE 0x000c +#define IEEE80211_FCTL_STYPE 0x00f0 +#define IEEE80211_FCTL_FRAMETYPE 0x00fc +#define IEEE80211_FCTL_TODS 0x0100 +#define IEEE80211_FCTL_FROMDS 0x0200 +#define IEEE80211_FCTL_DSTODS 0x0300 //added by david +#define IEEE80211_FCTL_MOREFRAGS 0x0400 +#define IEEE80211_FCTL_RETRY 0x0800 +#define IEEE80211_FCTL_PM 0x1000 +#define IEEE80211_FCTL_MOREDATA 0x2000 +#define IEEE80211_FCTL_WEP 0x4000 +#define IEEE80211_FCTL_ORDER 0x8000 + +#define IEEE80211_FTYPE_MGMT 0x0000 +#define IEEE80211_FTYPE_CTL 0x0004 +#define IEEE80211_FTYPE_DATA 0x0008 + +/* management */ +#define IEEE80211_STYPE_ASSOC_REQ 0x0000 +#define IEEE80211_STYPE_ASSOC_RESP 0x0010 +#define IEEE80211_STYPE_REASSOC_REQ 0x0020 +#define IEEE80211_STYPE_REASSOC_RESP 0x0030 +#define IEEE80211_STYPE_PROBE_REQ 0x0040 +#define IEEE80211_STYPE_PROBE_RESP 0x0050 +#define IEEE80211_STYPE_BEACON 0x0080 +#define IEEE80211_STYPE_ATIM 0x0090 +#define IEEE80211_STYPE_DISASSOC 0x00A0 +#define IEEE80211_STYPE_AUTH 0x00B0 +#define IEEE80211_STYPE_DEAUTH 0x00C0 +#define IEEE80211_STYPE_MANAGE_ACT 0x00D0 + +/* control */ +#define IEEE80211_STYPE_PSPOLL 0x00A0 +#define IEEE80211_STYPE_RTS 0x00B0 +#define IEEE80211_STYPE_CTS 0x00C0 +#define IEEE80211_STYPE_ACK 0x00D0 +#define IEEE80211_STYPE_CFEND 0x00E0 +#define IEEE80211_STYPE_CFENDACK 0x00F0 +#define IEEE80211_STYPE_BLOCKACK 0x0094 + +/* data */ +#define IEEE80211_STYPE_DATA 0x0000 +#define IEEE80211_STYPE_DATA_CFACK 0x0010 +#define IEEE80211_STYPE_DATA_CFPOLL 0x0020 +#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 +#define IEEE80211_STYPE_NULLFUNC 0x0040 +#define IEEE80211_STYPE_CFACK 0x0050 +#define IEEE80211_STYPE_CFPOLL 0x0060 +#define IEEE80211_STYPE_CFACKPOLL 0x0070 +#define IEEE80211_STYPE_QOS_DATA 0x0080 //added for WMM 2006/8/2 +#define IEEE80211_STYPE_QOS_NULL 0x00C0 + +#define IEEE80211_SCTL_FRAG 0x000F +#define IEEE80211_SCTL_SEQ 0xFFF0 + +/* QOS control */ +#define IEEE80211_QCTL_TID 0x000F + +#define FC_QOS_BIT BIT7 +#define IsDataFrame(pdu) ( ((pdu[0] & 0x0C)==0x08) ? true : false ) +#define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) ) +//added by wb. Is this right? +#define IsQoSDataFrame(pframe) ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) +#define Frame_Order(pframe) (*(u16*)pframe&IEEE80211_FCTL_ORDER) +#define SN_LESS(a, b) (((a-b)&0x800)!=0) +#define SN_EQUAL(a, b) (a == b) +#define MAX_DEV_ADDR_SIZE 8 +typedef enum _ACT_CATEGORY{ + ACT_CAT_QOS = 1, + ACT_CAT_DLS = 2, + ACT_CAT_BA = 3, + ACT_CAT_HT = 7, + ACT_CAT_WMM = 17, +} ACT_CATEGORY, *PACT_CATEGORY; + +typedef enum _TS_ACTION{ + ACT_ADDTSREQ = 0, + ACT_ADDTSRSP = 1, + ACT_DELTS = 2, + ACT_SCHEDULE = 3, +} TS_ACTION, *PTS_ACTION; + +typedef enum _BA_ACTION{ + ACT_ADDBAREQ = 0, + ACT_ADDBARSP = 1, + ACT_DELBA = 2, +} BA_ACTION, *PBA_ACTION; + +typedef enum _InitialGainOpType{ + IG_Backup=0, + IG_Restore, + IG_Max +}InitialGainOpType; + +/* debug macros */ +#define CONFIG_IEEE80211_DEBUG +#ifdef CONFIG_IEEE80211_DEBUG +extern u32 ieee80211_debug_level; +#define IEEE80211_DEBUG(level, fmt, args...) \ +do { if (ieee80211_debug_level & (level)) \ + printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0) +//wb added to debug out data buf +//if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA +#define IEEE80211_DEBUG_DATA(level, data, datalen) \ + do{ if ((ieee80211_debug_level & (level)) == (level)) \ + { \ + int i; \ + u8* pdata = (u8*) data; \ + printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__); \ + for(i=0; i<(int)(datalen); i++) \ + { \ + printk("%2x ", pdata[i]); \ + if ((i+1)%16 == 0) printk("\n"); \ + } \ + printk("\n"); \ + } \ + } while (0) +#else +#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) +#define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0) +#endif /* CONFIG_IEEE80211_DEBUG */ + +/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */ + +#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" +#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5] + +/* + * To use the debug system; + * + * If you are defining a new debug classification, simply add it to the #define + * list here in the form of: + * + * #define IEEE80211_DL_xxxx VALUE + * + * shifting value to the left one bit from the previous entry. xxxx should be + * the name of the classification (for example, WEP) + * + * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your + * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want + * to send output to that classification. + * + * To add your debug level to the list of levels seen when you perform + * + * % cat /proc/net/ipw/debug_level + * + * you simply need to add your entry to the ipw_debug_levels array. + * + * If you do not see debug_level in /proc/net/ipw then you do not have + * CONFIG_IEEE80211_DEBUG defined in your kernel configuration + * + */ + +#define IEEE80211_DL_INFO (1<<0) +#define IEEE80211_DL_WX (1<<1) +#define IEEE80211_DL_SCAN (1<<2) +#define IEEE80211_DL_STATE (1<<3) +#define IEEE80211_DL_MGMT (1<<4) +#define IEEE80211_DL_FRAG (1<<5) +#define IEEE80211_DL_EAP (1<<6) +#define IEEE80211_DL_DROP (1<<7) + +#define IEEE80211_DL_TX (1<<8) +#define IEEE80211_DL_RX (1<<9) + +#define IEEE80211_DL_HT (1<<10) //HT +#define IEEE80211_DL_BA (1<<11) //ba +#define IEEE80211_DL_TS (1<<12) //TS +#define IEEE80211_DL_QOS (1<<13) +#define IEEE80211_DL_REORDER (1<<14) +#define IEEE80211_DL_IOT (1<<15) +#define IEEE80211_DL_IPS (1<<16) +#define IEEE80211_DL_TRACE (1<<29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen +#define IEEE80211_DL_DATA (1<<30) //use this flag to control whether print data buf out. +#define IEEE80211_DL_ERR (1<<31) //always open +#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a) +#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a) +#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a) + +#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a) +#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a) +#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a) +#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a) +#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a) +#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a) +#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a) +#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a) +#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a) +#define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a) + +#ifdef CONFIG_IEEE80211_DEBUG +/* Added by Annie, 2005-11-22. */ +#define MAX_STR_LEN 64 +/* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/ +#define PRINTABLE(_ch) (_ch>'!' && _ch<'~') +#define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) \ + if((_Comp) & level) \ + { \ + int __i; \ + u8 buffer[MAX_STR_LEN]; \ + int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ; \ + memset(buffer, 0, MAX_STR_LEN); \ + memcpy(buffer, (u8 *)_Ptr, length ); \ + for( __i=0; __i<MAX_STR_LEN; __i++ ) \ + { \ + if( !PRINTABLE(buffer[__i]) ) buffer[__i] = '?'; \ + } \ + buffer[length] = '\0'; \ + printk("Rtl819x: "); \ + printk(_TitleString); \ + printk(": %d, <%s>\n", _Len, buffer); \ + } +#else +#define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) do {} while (0) +#endif + +#include <linux/netdevice.h> +#include <linux/if_arp.h> /* ARPHRD_ETHER */ + +#ifndef WIRELESS_SPY +#define WIRELESS_SPY // enable iwspy support +#endif +#include <net/iw_handler.h> // new driver API + +#ifndef ETH_P_PAE +#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ +#endif /* ETH_P_PAE */ + +#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */ + +#ifndef ETH_P_80211_RAW +#define ETH_P_80211_RAW (ETH_P_ECONET + 1) +#endif + +/* IEEE 802.11 defines */ + +#define P80211_OUI_LEN 3 + +struct ieee80211_snap_hdr { + + u8 dsap; /* always 0xAA */ + u8 ssap; /* always 0xAA */ + u8 ctrl; /* always 0x03 */ + u8 oui[P80211_OUI_LEN]; /* organizational universal id */ + +} __attribute__ ((packed)); + +#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) + +#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS) +#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE) +#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE) + +#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE) +#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG) +#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) + +/* Authentication algorithms */ +#define WLAN_AUTH_OPEN 0 +#define WLAN_AUTH_SHARED_KEY 1 +#define WLAN_AUTH_LEAP 2 + +#define WLAN_AUTH_CHALLENGE_LEN 128 + +#define WLAN_CAPABILITY_BSS (1<<0) +#define WLAN_CAPABILITY_IBSS (1<<1) +#define WLAN_CAPABILITY_CF_POLLABLE (1<<2) +#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) +#define WLAN_CAPABILITY_PRIVACY (1<<4) +#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) +#define WLAN_CAPABILITY_PBCC (1<<6) +#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) +#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) +#define WLAN_CAPABILITY_QOS (1<<9) +#define WLAN_CAPABILITY_SHORT_SLOT (1<<10) +#define WLAN_CAPABILITY_DSSS_OFDM (1<<13) + +/* 802.11g ERP information element */ +#define WLAN_ERP_NON_ERP_PRESENT (1<<0) +#define WLAN_ERP_USE_PROTECTION (1<<1) +#define WLAN_ERP_BARKER_PREAMBLE (1<<2) + +/* Status codes */ +enum ieee80211_statuscode { + WLAN_STATUS_SUCCESS = 0, + WLAN_STATUS_UNSPECIFIED_FAILURE = 1, + WLAN_STATUS_CAPS_UNSUPPORTED = 10, + WLAN_STATUS_REASSOC_NO_ASSOC = 11, + WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, + WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, + WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, + WLAN_STATUS_CHALLENGE_FAIL = 15, + WLAN_STATUS_AUTH_TIMEOUT = 16, + WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, + WLAN_STATUS_ASSOC_DENIED_RATES = 18, + /* 802.11b */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, + WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, + WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, + /* 802.11h */ + WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, + WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, + WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, + /* 802.11g */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, + WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, + /* 802.11i */ + WLAN_STATUS_INVALID_IE = 40, + WLAN_STATUS_INVALID_GROUP_CIPHER = 41, + WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, + WLAN_STATUS_INVALID_AKMP = 43, + WLAN_STATUS_UNSUPP_RSN_VERSION = 44, + WLAN_STATUS_INVALID_RSN_IE_CAP = 45, + WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, +}; + +/* Reason codes */ +enum ieee80211_reasoncode { + WLAN_REASON_UNSPECIFIED = 1, + WLAN_REASON_PREV_AUTH_NOT_VALID = 2, + WLAN_REASON_DEAUTH_LEAVING = 3, + WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, + WLAN_REASON_DISASSOC_AP_BUSY = 5, + WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, + WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, + WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, + WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, + /* 802.11h */ + WLAN_REASON_DISASSOC_BAD_POWER = 10, + WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, + /* 802.11i */ + WLAN_REASON_INVALID_IE = 13, + WLAN_REASON_MIC_FAILURE = 14, + WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, + WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, + WLAN_REASON_IE_DIFFERENT = 17, + WLAN_REASON_INVALID_GROUP_CIPHER = 18, + WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, + WLAN_REASON_INVALID_AKMP = 20, + WLAN_REASON_UNSUPP_RSN_VERSION = 21, + WLAN_REASON_INVALID_RSN_IE_CAP = 22, + WLAN_REASON_IEEE8021X_FAILED = 23, + WLAN_REASON_CIPHER_SUITE_REJECTED = 24, +}; + +#define IEEE80211_STATMASK_SIGNAL (1<<0) +#define IEEE80211_STATMASK_RSSI (1<<1) +#define IEEE80211_STATMASK_NOISE (1<<2) +#define IEEE80211_STATMASK_RATE (1<<3) +#define IEEE80211_STATMASK_WEMASK 0x7 + +#define IEEE80211_CCK_MODULATION (1<<0) +#define IEEE80211_OFDM_MODULATION (1<<1) + +#define IEEE80211_24GHZ_BAND (1<<0) +#define IEEE80211_52GHZ_BAND (1<<1) + +#define IEEE80211_CCK_RATE_LEN 4 +#define IEEE80211_CCK_RATE_1MB 0x02 +#define IEEE80211_CCK_RATE_2MB 0x04 +#define IEEE80211_CCK_RATE_5MB 0x0B +#define IEEE80211_CCK_RATE_11MB 0x16 +#define IEEE80211_OFDM_RATE_LEN 8 +#define IEEE80211_OFDM_RATE_6MB 0x0C +#define IEEE80211_OFDM_RATE_9MB 0x12 +#define IEEE80211_OFDM_RATE_12MB 0x18 +#define IEEE80211_OFDM_RATE_18MB 0x24 +#define IEEE80211_OFDM_RATE_24MB 0x30 +#define IEEE80211_OFDM_RATE_36MB 0x48 +#define IEEE80211_OFDM_RATE_48MB 0x60 +#define IEEE80211_OFDM_RATE_54MB 0x6C +#define IEEE80211_BASIC_RATE_MASK 0x80 + +#define IEEE80211_CCK_RATE_1MB_MASK (1<<0) +#define IEEE80211_CCK_RATE_2MB_MASK (1<<1) +#define IEEE80211_CCK_RATE_5MB_MASK (1<<2) +#define IEEE80211_CCK_RATE_11MB_MASK (1<<3) +#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4) +#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5) +#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6) +#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7) +#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8) +#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9) +#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10) +#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11) + +#define IEEE80211_CCK_RATES_MASK 0x0000000F +#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \ + IEEE80211_CCK_RATE_2MB_MASK) +#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \ + IEEE80211_CCK_RATE_5MB_MASK | \ + IEEE80211_CCK_RATE_11MB_MASK) + +#define IEEE80211_OFDM_RATES_MASK 0x00000FF0 +#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \ + IEEE80211_OFDM_RATE_12MB_MASK | \ + IEEE80211_OFDM_RATE_24MB_MASK) +#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \ + IEEE80211_OFDM_RATE_9MB_MASK | \ + IEEE80211_OFDM_RATE_18MB_MASK | \ + IEEE80211_OFDM_RATE_36MB_MASK | \ + IEEE80211_OFDM_RATE_48MB_MASK | \ + IEEE80211_OFDM_RATE_54MB_MASK) +#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \ + IEEE80211_CCK_DEFAULT_RATES_MASK) + +#define IEEE80211_NUM_OFDM_RATES 8 +#define IEEE80211_NUM_CCK_RATES 4 +#define IEEE80211_OFDM_SHIFT_MASK_A 4 + + +/* this is stolen and modified from the madwifi driver*/ +#define IEEE80211_FC0_TYPE_MASK 0x0c +#define IEEE80211_FC0_TYPE_DATA 0x08 +#define IEEE80211_FC0_SUBTYPE_MASK 0xB0 +#define IEEE80211_FC0_SUBTYPE_QOS 0x80 + +#define IEEE80211_QOS_HAS_SEQ(fc) \ + (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \ + (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) + +/* this is stolen from ipw2200 driver */ +#define IEEE_IBSS_MAC_HASH_SIZE 31 +struct ieee_ibss_seq { + u8 mac[ETH_ALEN]; + u16 seq_num[17]; + u16 frag_num[17]; + unsigned long packet_time[17]; + struct list_head list; +}; + +/* NOTE: This data is for statistical purposes; not all hardware provides this + * information for frames received. Not setting these will not cause + * any adverse affects. */ +struct ieee80211_rx_stats { +#if 1 + u32 mac_time[2]; + s8 rssi; + u8 signal; + u8 noise; + u16 rate; /* in 100 kbps */ + u8 received_channel; + u8 control; + u8 mask; + u8 freq; + u16 len; + u64 tsf; + u32 beacon_time; + u8 nic_type; + u16 Length; + // u8 DataRate; // In 0.5 Mbps + u8 SignalQuality; // in 0-100 index. + s32 RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation. + s8 RxPower; // in dBm Translate from PWdB + u8 SignalStrength; // in 0-100 index. + u16 bHwError:1; + u16 bCRC:1; + u16 bICV:1; + u16 bShortPreamble:1; + u16 Antenna:1; //for rtl8185 + u16 Decrypted:1; //for rtl8185, rtl8187 + u16 Wakeup:1; //for rtl8185 + u16 Reserved0:1; //for rtl8185 + u8 AGC; + u32 TimeStampLow; + u32 TimeStampHigh; + bool bShift; + bool bIsQosData; // Added by Annie, 2005-12-22. + u8 UserPriority; + + //1!!!!!!!!!!!!!!!!!!!!!!!!!!! + //1Attention Please!!!<11n or 8190 specific code should be put below this line> + //1!!!!!!!!!!!!!!!!!!!!!!!!!!! + + u8 RxDrvInfoSize; + u8 RxBufShift; + bool bIsAMPDU; + bool bFirstMPDU; + bool bContainHTC; + bool RxIs40MHzPacket; + u32 RxPWDBAll; + u8 RxMIMOSignalStrength[4]; // in 0~100 index + s8 RxMIMOSignalQuality[2]; + bool bPacketMatchBSSID; + bool bIsCCK; + bool bPacketToSelf; + //added by amy + u8* virtual_address; + u16 packetlength; // Total packet length: Must equal to sum of all FragLength + u16 fraglength; // FragLength should equal to PacketLength in non-fragment case + u16 fragoffset; // Data offset for this fragment + u16 ntotalfrag; + bool bisrxaggrsubframe; + bool bPacketBeacon; //cosa add for rssi + bool bToSelfBA; //cosa add for rssi + char cck_adc_pwdb[4]; //cosa add for rx path selection + u16 Seq_Num; +#endif + +}; + +/* IEEE 802.11 requires that STA supports concurrent reception of at least + * three fragmented frames. This define can be increased to support more + * concurrent frames, but it should be noted that each entry can consume about + * 2 kB of RAM and increasing cache size will slow down frame reassembly. */ +#define IEEE80211_FRAG_CACHE_LEN 4 + +struct ieee80211_frag_entry { + unsigned long first_frag_time; + unsigned int seq; + unsigned int last_frag; + struct sk_buff *skb; + u8 src_addr[ETH_ALEN]; + u8 dst_addr[ETH_ALEN]; +}; + +struct ieee80211_stats { + unsigned int tx_unicast_frames; + unsigned int tx_multicast_frames; + unsigned int tx_fragments; + unsigned int tx_unicast_octets; + unsigned int tx_multicast_octets; + unsigned int tx_deferred_transmissions; + unsigned int tx_single_retry_frames; + unsigned int tx_multiple_retry_frames; + unsigned int tx_retry_limit_exceeded; + unsigned int tx_discards; + unsigned int rx_unicast_frames; + unsigned int rx_multicast_frames; + unsigned int rx_fragments; + unsigned int rx_unicast_octets; + unsigned int rx_multicast_octets; + unsigned int rx_fcs_errors; + unsigned int rx_discards_no_buffer; + unsigned int tx_discards_wrong_sa; + unsigned int rx_discards_undecryptable; + unsigned int rx_message_in_msg_fragments; + unsigned int rx_message_in_bad_msg_fragments; +}; + +struct ieee80211_device; + +#include "ieee80211_crypt.h" + +#define SEC_KEY_1 (1<<0) +#define SEC_KEY_2 (1<<1) +#define SEC_KEY_3 (1<<2) +#define SEC_KEY_4 (1<<3) +#define SEC_ACTIVE_KEY (1<<4) +#define SEC_AUTH_MODE (1<<5) +#define SEC_UNICAST_GROUP (1<<6) +#define SEC_LEVEL (1<<7) +#define SEC_ENABLED (1<<8) +#define SEC_ENCRYPT (1<<9) + +#define SEC_LEVEL_0 0 /* None */ +#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */ +#define SEC_LEVEL_2 2 /* Level 1 + TKIP */ +#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */ +#define SEC_LEVEL_3 4 /* Level 2 + CCMP */ + +#define SEC_ALG_NONE 0 +#define SEC_ALG_WEP 1 +#define SEC_ALG_TKIP 2 +#define SEC_ALG_CCMP 3 + +#define WEP_KEYS 4 +#define WEP_KEY_LEN 13 +#define SCM_KEY_LEN 32 +#define SCM_TEMPORAL_KEY_LENGTH 16 + +struct ieee80211_security { + u16 active_key:2, + enabled:1, + auth_mode:2, + auth_algo:4, + unicast_uses_group:1, + encrypt:1; + u8 key_sizes[WEP_KEYS]; + u8 keys[WEP_KEYS][SCM_KEY_LEN]; + u8 level; + u16 flags; +} __attribute__ ((packed)); + + +/* + 802.11 data frame from AP + ,-------------------------------------------------------------------. +Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 | + |------|------|---------|---------|---------|------|---------|------| +Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs | + | | tion | (BSSID) | | | ence | data | | + `-------------------------------------------------------------------' +Total: 28-2340 bytes +*/ + +/* Management Frame Information Element Types */ +enum ieee80211_mfie { + MFIE_TYPE_SSID = 0, + MFIE_TYPE_RATES = 1, + MFIE_TYPE_FH_SET = 2, + MFIE_TYPE_DS_SET = 3, + MFIE_TYPE_CF_SET = 4, + MFIE_TYPE_TIM = 5, + MFIE_TYPE_IBSS_SET = 6, + MFIE_TYPE_COUNTRY = 7, + MFIE_TYPE_HOP_PARAMS = 8, + MFIE_TYPE_HOP_TABLE = 9, + MFIE_TYPE_REQUEST = 10, + MFIE_TYPE_CHALLENGE = 16, + MFIE_TYPE_POWER_CONSTRAINT = 32, + MFIE_TYPE_POWER_CAPABILITY = 33, + MFIE_TYPE_TPC_REQUEST = 34, + MFIE_TYPE_TPC_REPORT = 35, + MFIE_TYPE_SUPP_CHANNELS = 36, + MFIE_TYPE_CSA = 37, + MFIE_TYPE_MEASURE_REQUEST = 38, + MFIE_TYPE_MEASURE_REPORT = 39, + MFIE_TYPE_QUIET = 40, + MFIE_TYPE_IBSS_DFS = 41, + MFIE_TYPE_ERP = 42, + MFIE_TYPE_RSN = 48, + MFIE_TYPE_RATES_EX = 50, + MFIE_TYPE_HT_CAP= 45, + MFIE_TYPE_HT_INFO= 61, + MFIE_TYPE_AIRONET=133, + MFIE_TYPE_GENERIC = 221, + MFIE_TYPE_QOS_PARAMETER = 222, +}; + +/* Minimal header; can be used for passing 802.11 frames with sufficient + * information to determine what type of underlying data type is actually + * stored in the data. */ +struct ieee80211_hdr { + __le16 frame_ctl; + __le16 duration_id; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_1addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_2addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_3addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_4addr { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 addr4[ETH_ALEN]; + u8 payload[0]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_3addrqos { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 payload[0]; + __le16 qos_ctl; +} __attribute__ ((packed)); + +struct ieee80211_hdr_4addrqos { + __le16 frame_ctl; + __le16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctl; + u8 addr4[ETH_ALEN]; + u8 payload[0]; + __le16 qos_ctl; +} __attribute__ ((packed)); + +struct ieee80211_info_element { + u8 id; + u8 len; + u8 data[0]; +} __attribute__ ((packed)); + +struct ieee80211_authentication { + struct ieee80211_hdr_3addr header; + __le16 algorithm; + __le16 transaction; + __le16 status; + /*challenge*/ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_disassoc { + struct ieee80211_hdr_3addr header; + __le16 reason; +} __attribute__ ((packed)); + +struct ieee80211_probe_request { + struct ieee80211_hdr_3addr header; + /* SSID, supported rates */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_probe_response { + struct ieee80211_hdr_3addr header; + u32 time_stamp[2]; + __le16 beacon_interval; + __le16 capability; + /* SSID, supported rates, FH params, DS params, + * CF params, IBSS params, TIM (if beacon), RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +/* Alias beacon for probe_response */ +#define ieee80211_beacon ieee80211_probe_response + +struct ieee80211_assoc_request_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 listen_interval; + /* SSID, supported rates, RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_reassoc_request_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 listen_interval; + u8 current_ap[ETH_ALEN]; + /* SSID, supported rates, RSN */ + struct ieee80211_info_element info_element[0]; +} __attribute__ ((packed)); + +struct ieee80211_assoc_response_frame { + struct ieee80211_hdr_3addr header; + __le16 capability; + __le16 status; + __le16 aid; + struct ieee80211_info_element info_element[0]; /* supported rates */ +} __attribute__ ((packed)); + +struct ieee80211_txb { + u8 nr_frags; + u8 encrypted; + u8 queue_index; + u8 rts_included; + u16 reserved; + __le16 frag_size; + __le16 payload_size; + struct sk_buff *fragments[0]; +}; + +#define MAX_TX_AGG_COUNT 16 +struct ieee80211_drv_agg_txb { + u8 nr_drv_agg_frames; + struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT]; +}__attribute__((packed)); + +#define MAX_SUBFRAME_COUNT 64 +struct ieee80211_rxb { + u8 nr_subframes; + struct sk_buff *subframes[MAX_SUBFRAME_COUNT]; + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; +}__attribute__((packed)); + +typedef union _frameqos { + u16 shortdata; + u8 chardata[2]; + struct { + u16 tid:4; + u16 eosp:1; + u16 ack_policy:2; + u16 reserved:1; + u16 txop:8; + }field; +}frameqos,*pframeqos; + +/* SWEEP TABLE ENTRIES NUMBER*/ +#define MAX_SWEEP_TAB_ENTRIES 42 +#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7 +/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs + * only use 8, and then use extended rates for the remaining supported + * rates. Other APs, however, stick all of their supported rates on the + * main rates information element... */ +#define MAX_RATES_LENGTH ((u8)12) +#define MAX_RATES_EX_LENGTH ((u8)16) +#define MAX_NETWORK_COUNT 128 + +#define MAX_CHANNEL_NUMBER 161 +#define IEEE80211_SOFTMAC_SCAN_TIME 100 +//(HZ / 2) +#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2) + +#define CRC_LENGTH 4U + +#define MAX_WPA_IE_LEN 64 + +#define NETWORK_EMPTY_ESSID (1<<0) +#define NETWORK_HAS_OFDM (1<<1) +#define NETWORK_HAS_CCK (1<<2) + +/* QoS structure */ +#define NETWORK_HAS_QOS_PARAMETERS (1<<3) +#define NETWORK_HAS_QOS_INFORMATION (1<<4) +#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \ + NETWORK_HAS_QOS_INFORMATION) +/* 802.11h */ +#define NETWORK_HAS_POWER_CONSTRAINT (1<<5) +#define NETWORK_HAS_CSA (1<<6) +#define NETWORK_HAS_QUIET (1<<7) +#define NETWORK_HAS_IBSS_DFS (1<<8) +#define NETWORK_HAS_TPC_REPORT (1<<9) + +#define NETWORK_HAS_ERP_VALUE (1<<10) + +#define QOS_QUEUE_NUM 4 +#define QOS_OUI_LEN 3 +#define QOS_OUI_TYPE 2 +#define QOS_ELEMENT_ID 221 +#define QOS_OUI_INFO_SUB_TYPE 0 +#define QOS_OUI_PARAM_SUB_TYPE 1 +#define QOS_VERSION_1 1 +#define QOS_AIFSN_MIN_VALUE 2 +#if 1 +struct ieee80211_qos_information_element { + u8 elementID; + u8 length; + u8 qui[QOS_OUI_LEN]; + u8 qui_type; + u8 qui_subtype; + u8 version; + u8 ac_info; +} __attribute__ ((packed)); + +struct ieee80211_qos_ac_parameter { + u8 aci_aifsn; + u8 ecw_min_max; + __le16 tx_op_limit; +} __attribute__ ((packed)); + +struct ieee80211_qos_parameter_info { + struct ieee80211_qos_information_element info_element; + u8 reserved; + struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM]; +} __attribute__ ((packed)); + +struct ieee80211_qos_parameters { + __le16 cw_min[QOS_QUEUE_NUM]; + __le16 cw_max[QOS_QUEUE_NUM]; + u8 aifs[QOS_QUEUE_NUM]; + u8 flag[QOS_QUEUE_NUM]; + __le16 tx_op_limit[QOS_QUEUE_NUM]; +} __attribute__ ((packed)); + +struct ieee80211_qos_data { + struct ieee80211_qos_parameters parameters; + int active; + int supported; + u8 param_count; + u8 old_param_count; +}; + +struct ieee80211_tim_parameters { + u8 tim_count; + u8 tim_period; +} __attribute__ ((packed)); + +//#else +struct ieee80211_wmm_ac_param { + u8 ac_aci_acm_aifsn; + u8 ac_ecwmin_ecwmax; + u16 ac_txop_limit; +}; + +struct ieee80211_wmm_ts_info { + u8 ac_dir_tid; + u8 ac_up_psb; + u8 reserved; +} __attribute__ ((packed)); + +struct ieee80211_wmm_tspec_elem { + struct ieee80211_wmm_ts_info ts_info; + u16 norm_msdu_size; + u16 max_msdu_size; + u32 min_serv_inter; + u32 max_serv_inter; + u32 inact_inter; + u32 suspen_inter; + u32 serv_start_time; + u32 min_data_rate; + u32 mean_data_rate; + u32 peak_data_rate; + u32 max_burst_size; + u32 delay_bound; + u32 min_phy_rate; + u16 surp_band_allow; + u16 medium_time; +}__attribute__((packed)); +#endif +enum eap_type { + EAP_PACKET = 0, + EAPOL_START, + EAPOL_LOGOFF, + EAPOL_KEY, + EAPOL_ENCAP_ASF_ALERT +}; + +static const char *eap_types[] = { + [EAP_PACKET] = "EAP-Packet", + [EAPOL_START] = "EAPOL-Start", + [EAPOL_LOGOFF] = "EAPOL-Logoff", + [EAPOL_KEY] = "EAPOL-Key", + [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert" +}; + +static inline const char *eap_get_type(int type) +{ + return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type]; +} +//added by amy for reorder +static inline u8 Frame_QoSTID(u8* buf) +{ + struct ieee80211_hdr_3addr *hdr; + u16 fc; + hdr = (struct ieee80211_hdr_3addr *)buf; + fc = le16_to_cpu(hdr->frame_ctl); + return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid; +} + +//added by amy for reorder + +struct eapol { + u8 snap[6]; + u16 ethertype; + u8 version; + u8 type; + u16 length; +} __attribute__ ((packed)); + +struct ieee80211_softmac_stats{ + unsigned int rx_ass_ok; + unsigned int rx_ass_err; + unsigned int rx_probe_rq; + unsigned int tx_probe_rs; + unsigned int tx_beacons; + unsigned int rx_auth_rq; + unsigned int rx_auth_rs_ok; + unsigned int rx_auth_rs_err; + unsigned int tx_auth_rq; + unsigned int no_auth_rs; + unsigned int no_ass_rs; + unsigned int tx_ass_rq; + unsigned int rx_ass_rq; + unsigned int tx_probe_rq; + unsigned int reassoc; + unsigned int swtxstop; + unsigned int swtxawake; + unsigned char CurrentShowTxate; + unsigned char last_packet_rate; + unsigned int txretrycount; +}; + +#define BEACON_PROBE_SSID_ID_POSITION 12 + +struct ieee80211_info_element_hdr { + u8 id; + u8 len; +} __attribute__ ((packed)); + +/* + * These are the data types that can make up management packets + * + u16 auth_algorithm; + u16 auth_sequence; + u16 beacon_interval; + u16 capability; + u8 current_ap[ETH_ALEN]; + u16 listen_interval; + struct { + u16 association_id:14, reserved:2; + } __attribute__ ((packed)); + u32 time_stamp[2]; + u16 reason; + u16 status; +*/ + +#define IEEE80211_DEFAULT_TX_ESSID "Penguin" +#define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps + +enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame}; +#define MAX_SP_Len (WMM_all_frame << 4) +#define IEEE80211_QOS_TID 0x0f +#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5) + +#define IEEE80211_DTIM_MBCAST 4 +#define IEEE80211_DTIM_UCAST 2 +#define IEEE80211_DTIM_VALID 1 +#define IEEE80211_DTIM_INVALID 0 + +#define IEEE80211_PS_DISABLED 0 +#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST +#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST + +//added by David for QoS 2006/6/30 +//#define WMM_Hang_8187 +#ifdef WMM_Hang_8187 +#undef WMM_Hang_8187 +#endif + +#define WME_AC_BK 0x00 +#define WME_AC_BE 0x01 +#define WME_AC_VI 0x02 +#define WME_AC_VO 0x03 +#define WME_ACI_MASK 0x03 +#define WME_AIFSN_MASK 0x03 +#define WME_AC_PRAM_LEN 16 + +#define MAX_RECEIVE_BUFFER_SIZE 9100 + +//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP +//#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1)) +#if 1 +#define UP2AC(up) ( \ + ((up) < 1) ? WME_AC_BE : \ + ((up) < 3) ? WME_AC_BK : \ + ((up) < 4) ? WME_AC_BE : \ + ((up) < 6) ? WME_AC_VI : \ + WME_AC_VO) +#endif +//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue +#define AC2UP(_ac) ( \ + ((_ac) == WME_AC_VO) ? 6 : \ + ((_ac) == WME_AC_VI) ? 5 : \ + ((_ac) == WME_AC_BK) ? 1 : \ + 0) + +#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */ +#define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address plus ether type*/ + +struct ether_header { + u8 ether_dhost[ETHER_ADDR_LEN]; + u8 ether_shost[ETHER_ADDR_LEN]; + u16 ether_type; +} __attribute__((packed)); + +#ifndef ETHERTYPE_PAE +#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */ +#endif +#ifndef ETHERTYPE_IP +#define ETHERTYPE_IP 0x0800 /* IP protocol */ +#endif + +typedef struct _bss_ht{ + + bool support_ht; + + // HT related elements + u8 ht_cap_buf[32]; + u16 ht_cap_len; + u8 ht_info_buf[32]; + u16 ht_info_len; + + HT_SPEC_VER ht_spec_ver; + //HT_CAPABILITY_ELE bdHTCapEle; + //HT_INFORMATION_ELE bdHTInfoEle; + + bool aggregation; + bool long_slot_time; +}bss_ht, *pbss_ht; + +typedef enum _erp_t{ + ERP_NonERPpresent = 0x01, + ERP_UseProtection = 0x02, + ERP_BarkerPreambleMode = 0x04, +} erp_t; + + +struct ieee80211_network { + /* These entries are used to identify a unique network */ + u8 bssid[ETH_ALEN]; + u8 channel; + /* Ensure null-terminated for any debug msgs */ + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; +#if 1 + struct ieee80211_qos_data qos_data; +#else + // Qos related. Added by Annie, 2005-11-01. + BSS_QOS BssQos; +#endif + + //added by amy for LEAP + bool bWithAironetIE; + bool bCkipSupported; + bool bCcxRmEnable; + u16 CcxRmState[2]; + // CCXv4 S59, MBSSID. + bool bMBssidValid; + u8 MBssidMask; + u8 MBssid[6]; + // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20. + bool bWithCcxVerNum; + u8 BssCcxVerNumber; + /* These are network statistics */ + struct ieee80211_rx_stats stats; + u16 capability; + u8 rates[MAX_RATES_LENGTH]; + u8 rates_len; + u8 rates_ex[MAX_RATES_EX_LENGTH]; + u8 rates_ex_len; + unsigned long last_scanned; + u8 mode; + u32 flags; + u32 last_associate; + u32 time_stamp[2]; + u16 beacon_interval; + u16 listen_interval; + u16 atim_window; + u8 erp_value; + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + u8 rsn_ie[MAX_WPA_IE_LEN]; + size_t rsn_ie_len; + + struct ieee80211_tim_parameters tim; + u8 dtim_period; + u8 dtim_data; + u32 last_dtim_sta_time[2]; + + //appeded for QoS + u8 wmm_info; + struct ieee80211_wmm_ac_param wmm_param[4]; + u8 QoS_Enable; +#ifdef THOMAS_TURBO + u8 Turbo_Enable;//enable turbo mode, added by thomas +#endif +#ifdef ENABLE_DOT11D + u16 CountryIeLen; + u8 CountryIeBuf[MAX_IE_LEN]; +#endif + // HT Related, by amy, 2008.04.29 + BSS_HT bssht; + // Add to handle broadcom AP management frame CCK rate. + bool broadcom_cap_exist; + bool ralink_cap_exist; + bool atheros_cap_exist; + bool cisco_cap_exist; + bool unknown_cap_exist; +// u8 berp_info; + bool berp_info_valid; + bool buseprotection; + //put at the end of the structure. + struct list_head list; +}; + +#if 1 +enum ieee80211_state { + + /* the card is not linked at all */ + IEEE80211_NOLINK = 0, + + /* IEEE80211_ASSOCIATING* are for BSS client mode + * the driver shall not perform RX filtering unless + * the state is LINKED. + * The driver shall just check for the state LINKED and + * defaults to NOLINK for ALL the other states (including + * LINKED_SCANNING) + */ + + /* the association procedure will start (wq scheduling)*/ + IEEE80211_ASSOCIATING, + IEEE80211_ASSOCIATING_RETRY, + + /* the association procedure is sending AUTH request*/ + IEEE80211_ASSOCIATING_AUTHENTICATING, + + /* the association procedure has successfully authentcated + * and is sending association request + */ + IEEE80211_ASSOCIATING_AUTHENTICATED, + + /* the link is ok. the card associated to a BSS or linked + * to a ibss cell or acting as an AP and creating the bss + */ + IEEE80211_LINKED, + + /* same as LINKED, but the driver shall apply RX filter + * rules as we are in NO_LINK mode. As the card is still + * logically linked, but it is doing a syncro site survey + * then it will be back to LINKED state. + */ + IEEE80211_LINKED_SCANNING, + +}; +#else +enum ieee80211_state { + IEEE80211_UNINITIALIZED = 0, + IEEE80211_INITIALIZED, + IEEE80211_ASSOCIATING, + IEEE80211_ASSOCIATED, + IEEE80211_AUTHENTICATING, + IEEE80211_AUTHENTICATED, + IEEE80211_SHUTDOWN +}; +#endif + +#define DEFAULT_MAX_SCAN_AGE (15 * HZ) +#define DEFAULT_FTS 2346 + +#define CFG_IEEE80211_RESERVE_FCS (1<<0) +#define CFG_IEEE80211_COMPUTE_FCS (1<<1) +#define CFG_IEEE80211_RTS (1<<2) + +#define IEEE80211_24GHZ_MIN_CHANNEL 1 +#define IEEE80211_24GHZ_MAX_CHANNEL 14 +#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \ + IEEE80211_24GHZ_MIN_CHANNEL + 1) + +#define IEEE80211_52GHZ_MIN_CHANNEL 34 +#define IEEE80211_52GHZ_MAX_CHANNEL 165 +#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \ + IEEE80211_52GHZ_MIN_CHANNEL + 1) + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11)) +extern inline int is_multicast_ether_addr(const u8 *addr) +{ + return ((addr[0] != 0xff) && (0x01 & addr[0])); +} +#endif + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,13)) +extern inline int is_broadcast_ether_addr(const u8 *addr) +{ + return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && \ + (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff)); +} +#endif + +typedef struct tx_pending_t{ + int frag; + struct ieee80211_txb *txb; +}tx_pending_t; + +typedef struct _bandwidth_autoswitch +{ + long threshold_20Mhzto40Mhz; + long threshold_40Mhzto20Mhz; + bool bforced_tx20Mhz; + bool bautoswitch_enable; +}bandwidth_autoswitch,*pbandwidth_autoswitch; + + +//added by amy for order + +#define REORDER_WIN_SIZE 128 +#define REORDER_ENTRY_NUM 128 +typedef struct _RX_REORDER_ENTRY +{ + struct list_head List; + u16 SeqNum; + struct ieee80211_rxb* prxb; +} RX_REORDER_ENTRY, *PRX_REORDER_ENTRY; +//added by amy for order +typedef enum _Fsync_State{ + Default_Fsync, + HW_Fsync, + SW_Fsync +}Fsync_State; + +// Power save mode configured. +typedef enum _RT_PS_MODE +{ + eActive, // Active/Continuous access. + eMaxPs, // Max power save mode. + eFastPs // Fast power save mode. +}RT_PS_MODE; + +typedef enum _IPS_CALLBACK_FUNCION +{ + IPS_CALLBACK_NONE = 0, + IPS_CALLBACK_MGNT_LINK_REQUEST = 1, + IPS_CALLBACK_JOIN_REQUEST = 2, +}IPS_CALLBACK_FUNCION; + +typedef enum _RT_JOIN_ACTION{ + RT_JOIN_INFRA = 1, + RT_JOIN_IBSS = 2, + RT_START_IBSS = 3, + RT_NO_ACTION = 4, +}RT_JOIN_ACTION; + +typedef struct _IbssParms{ + u16 atimWin; +}IbssParms, *PIbssParms; +#define MAX_NUM_RATES 264 // Max num of support rates element: 8, Max num of ext. support rate: 255. 061122, by rcnjko. + +// RF state. +typedef enum _RT_RF_POWER_STATE +{ + eRfOn, + eRfSleep, + eRfOff +}RT_RF_POWER_STATE; + +typedef struct _RT_POWER_SAVE_CONTROL +{ + + // + // Inactive Power Save(IPS) : Disable RF when disconnected + // + bool bInactivePs; + bool bIPSModeBackup; + bool bSwRfProcessing; + RT_RF_POWER_STATE eInactivePowerState; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct work_struct InactivePsWorkItem; +#else + struct tq_struct InactivePsWorkItem; +#endif + struct timer_list InactivePsTimer; + + // Return point for join action + IPS_CALLBACK_FUNCION ReturnPoint; + + // Recored Parameters for rescheduled JoinRequest + bool bTmpBssDesc; + RT_JOIN_ACTION tmpJoinAction; + struct ieee80211_network tmpBssDesc; + + // Recored Parameters for rescheduled MgntLinkRequest + bool bTmpScanOnly; + bool bTmpActiveScan; + bool bTmpFilterHiddenAP; + bool bTmpUpdateParms; + u8 tmpSsidBuf[33]; + OCTET_STRING tmpSsid2Scan; + bool bTmpSsid2Scan; + u8 tmpNetworkType; + u8 tmpChannelNumber; + u16 tmpBcnPeriod; + u8 tmpDtimPeriod; + u16 tmpmCap; + OCTET_STRING tmpSuppRateSet; + u8 tmpSuppRateBuf[MAX_NUM_RATES]; + bool bTmpSuppRate; + IbssParms tmpIbpm; + bool bTmpIbpm; + + // + // Leisre Poswer Save : Disable RF if connected but traffic is not busy + // + bool bLeisurePs; + +}RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL; + +typedef u32 RT_RF_CHANGE_SOURCE; +#define RF_CHANGE_BY_SW BIT31 +#define RF_CHANGE_BY_HW BIT30 +#define RF_CHANGE_BY_PS BIT29 +#define RF_CHANGE_BY_IPS BIT28 +#define RF_CHANGE_BY_INIT 0 // Do not change the RFOff reason. Defined by Bruce, 2008-01-17. + +#ifdef ENABLE_DOT11D +typedef enum +{ + COUNTRY_CODE_FCC = 0, + COUNTRY_CODE_IC = 1, + COUNTRY_CODE_ETSI = 2, + COUNTRY_CODE_SPAIN = 3, + COUNTRY_CODE_FRANCE = 4, + COUNTRY_CODE_MKK = 5, + COUNTRY_CODE_MKK1 = 6, + COUNTRY_CODE_ISRAEL = 7, + COUNTRY_CODE_TELEC, + COUNTRY_CODE_MIC, + COUNTRY_CODE_GLOBAL_DOMAIN +}country_code_type_t; +#endif + +#define RT_MAX_LD_SLOT_NUM 10 +typedef struct _RT_LINK_DETECT_T{ + + u32 NumRecvBcnInPeriod; + u32 NumRecvDataInPeriod; + + u32 RxBcnNum[RT_MAX_LD_SLOT_NUM]; // number of Rx beacon / CheckForHang_period to determine link status + u32 RxDataNum[RT_MAX_LD_SLOT_NUM]; // number of Rx data / CheckForHang_period to determine link status + u16 SlotNum; // number of CheckForHang period to determine link status + u16 SlotIndex; + + u32 NumTxOkInPeriod; + u32 NumRxOkInPeriod; + bool bBusyTraffic; +}RT_LINK_DETECT_T, *PRT_LINK_DETECT_T; + + +struct ieee80211_device { + struct net_device *dev; + struct ieee80211_security sec; + + //hw security related +// u8 hwsec_support; //support? + u8 hwsec_active; //hw security active. + bool is_silent_reset; + bool is_roaming; + bool ieee_up; + //added by amy + bool bSupportRemoteWakeUp; + RT_PS_MODE dot11PowerSaveMode; // Power save mode configured. + bool actscanning; + bool beinretry; + RT_RF_POWER_STATE eRFPowerState; + RT_RF_CHANGE_SOURCE RfOffReason; + bool is_set_key; + //11n spec related I wonder if These info structure need to be moved out of ieee80211_device + + //11n HT below + PRT_HIGH_THROUGHPUT pHTInfo; + //struct timer_list SwBwTimer; +// spinlock_t chnlop_spinlock; + spinlock_t bw_spinlock; + + spinlock_t reorder_spinlock; + // for HT operation rate set. we use this one for HT data rate to seperate different descriptors + //the way fill this is the same as in the IE + u8 Regdot11HTOperationalRateSet[16]; //use RATR format + u8 dot11HTOperationalRateSet[16]; //use RATR format + u8 RegHTSuppRateSet[16]; + u8 HTCurrentOperaRate; + u8 HTHighestOperaRate; + //wb added for rate operation mode to firmware + u8 bTxDisableRateFallBack; + u8 bTxUseDriverAssingedRate; + atomic_t atm_chnlop; + atomic_t atm_swbw; +// u8 HTHighestOperaRate; +// u8 HTCurrentOperaRate; + + // 802.11e and WMM Traffic Stream Info (TX) + struct list_head Tx_TS_Admit_List; + struct list_head Tx_TS_Pending_List; + struct list_head Tx_TS_Unused_List; + TX_TS_RECORD TxTsRecord[TOTAL_TS_NUM]; + // 802.11e and WMM Traffic Stream Info (RX) + struct list_head Rx_TS_Admit_List; + struct list_head Rx_TS_Pending_List; + struct list_head Rx_TS_Unused_List; + RX_TS_RECORD RxTsRecord[TOTAL_TS_NUM]; +//#ifdef TO_DO_LIST + RX_REORDER_ENTRY RxReorderEntry[128]; + struct list_head RxReorder_Unused_List; +//#endif + // Qos related. Added by Annie, 2005-11-01. +// PSTA_QOS pStaQos; + u8 ForcedPriority; // Force per-packet priority 1~7. (default: 0, not to force it.) + + + /* Bookkeeping structures */ + struct net_device_stats stats; + struct ieee80211_stats ieee_stats; + struct ieee80211_softmac_stats softmac_stats; + + /* Probe / Beacon management */ + struct list_head network_free_list; + struct list_head network_list; + struct ieee80211_network *networks; + int scans; + int scan_age; + + int iw_mode; /* operating mode (IW_MODE_*) */ + struct iw_spy_data spy_data; + + spinlock_t lock; + spinlock_t wpax_suitlist_lock; + + int tx_headroom; /* Set to size of any additional room needed at front + * of allocated Tx SKBs */ + u32 config; + + /* WEP and other encryption related settings at the device level */ + int open_wep; /* Set to 1 to allow unencrypted frames */ + int auth_mode; + int reset_on_keychange; /* Set to 1 if the HW needs to be reset on + * WEP key changes */ + + /* If the host performs {en,de}cryption, then set to 1 */ + int host_encrypt; + int host_encrypt_msdu; + int host_decrypt; + /* host performs multicast decryption */ + int host_mc_decrypt; + + /* host should strip IV and ICV from protected frames */ + /* meaningful only when hardware decryption is being used */ + int host_strip_iv_icv; + + int host_open_frag; + int host_build_iv; + int ieee802_1x; /* is IEEE 802.1X used */ + + /* WPA data */ + bool bHalfWirelessN24GMode; + int wpa_enabled; + int drop_unencrypted; + int tkip_countermeasures; + int privacy_invoked; + size_t wpa_ie_len; + u8 *wpa_ie; + u8 ap_mac_addr[6]; + u16 pairwise_key_type; + u16 group_key_type; + struct list_head crypt_deinit_list; + struct ieee80211_crypt_data *crypt[WEP_KEYS]; + int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */ + struct timer_list crypt_deinit_timer; + int crypt_quiesced; + + int bcrx_sta_key; /* use individual keys to override default keys even + * with RX of broad/multicast frames */ + + /* Fragmentation structures */ + // each streaming contain a entry + struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN]; + unsigned int frag_next_idx[17]; + u16 fts; /* Fragmentation Threshold */ +#define DEFAULT_RTS_THRESHOLD 2346U +#define MIN_RTS_THRESHOLD 1 +#define MAX_RTS_THRESHOLD 2346U + u16 rts; /* RTS threshold */ + + /* Association info */ + u8 bssid[ETH_ALEN]; + + /* This stores infos for the current network. + * Either the network we are associated in INFRASTRUCTURE + * or the network that we are creating in MASTER mode. + * ad-hoc is a mixture ;-). + * Note that in infrastructure mode, even when not associated, + * fields bssid and essid may be valid (if wpa_set and essid_set + * are true) as thy carry the value set by the user via iwconfig + */ + struct ieee80211_network current_network; + + enum ieee80211_state state; + + int short_slot; + int reg_mode; + int mode; /* A, B, G */ + int modulation; /* CCK, OFDM */ + int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */ + int abg_true; /* ABG flag */ + + /* used for forcing the ibss workqueue to terminate + * without wait for the syncro scan to terminate + */ + short sync_scan_hurryup; + + int perfect_rssi; + int worst_rssi; + + u16 prev_seq_ctl; /* used to drop duplicate frames */ + + /* map of allowed channels. 0 is dummy */ + // FIXME: remeber to default to a basic channel plan depending of the PHY type +#ifdef ENABLE_DOT11D + void* pDot11dInfo; + bool bGlobalDomain; +#else + int channel_map[MAX_CHANNEL_NUMBER+1]; +#endif + int rate; /* current rate */ + int basic_rate; + //FIXME: pleace callback, see if redundant with softmac_features + short active_scan; + + /* this contains flags for selectively enable softmac support */ + u16 softmac_features; + + /* if the sequence control field is not filled by HW */ + u16 seq_ctrl[5]; + + /* association procedure transaction sequence number */ + u16 associate_seq; + + /* AID for RTXed association responses */ + u16 assoc_id; + + /* power save mode related*/ + u8 ack_tx_to_ieee; + short ps; + short sta_sleep; + int ps_timeout; + int ps_period; + struct tasklet_struct ps_task; + u32 ps_th; + u32 ps_tl; + + short raw_tx; + /* used if IEEE_SOFTMAC_TX_QUEUE is set */ + short queue_stop; + short scanning; + short proto_started; + + struct semaphore wx_sem; + struct semaphore scan_sem; + + spinlock_t mgmt_tx_lock; + spinlock_t beacon_lock; + + short beacon_txing; + + short wap_set; + short ssid_set; + + u8 wpax_type_set; //{added by David, 2006.9.28} + u32 wpax_type_notify; //{added by David, 2006.9.26} + + /* QoS related flag */ + char init_wmmparam_flag; + /* set on initialization */ + u8 qos_support; + + /* for discarding duplicated packets in IBSS */ + struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE]; + + /* for discarding duplicated packets in BSS */ + u16 last_rxseq_num[17]; /* rx seq previous per-tid */ + u16 last_rxfrag_num[17];/* tx frag previous per-tid */ + unsigned long last_packet_time[17]; + + /* for PS mode */ + unsigned long last_rx_ps_time; + + /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */ + struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM]; + int mgmt_queue_head; + int mgmt_queue_tail; +//{ added for rtl819x +#define IEEE80211_QUEUE_LIMIT 128 + u8 AsocRetryCount; + unsigned int hw_header; + struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE]; + struct sk_buff_head skb_aggQ[MAX_QUEUE_SIZE]; + struct sk_buff_head skb_drv_aggQ[MAX_QUEUE_SIZE]; + u32 sta_edca_param[4]; + bool aggregation; + // Enable/Disable Rx immediate BA capability. + bool enable_rx_imm_BA; + bool bibsscoordinator; + + //+by amy for DM ,080515 + //Dynamic Tx power for near/far range enable/Disable , by amy , 2008-05-15 + bool bdynamic_txpower_enable; + + bool bCTSToSelfEnable; + u8 CTSToSelfTH; + + u32 fsync_time_interval; + u32 fsync_rate_bitmap; + u8 fsync_rssi_threshold; + bool bfsync_enable; + + u8 fsync_multiple_timeinterval; // FsyncMultipleTimeInterval * FsyncTimeInterval + u32 fsync_firstdiff_ratethreshold; // low threshold + u32 fsync_seconddiff_ratethreshold; // decrease threshold + Fsync_State fsync_state; + bool bis_any_nonbepkts; + //20Mhz 40Mhz AutoSwitch Threshold + bandwidth_autoswitch bandwidth_auto_switch; + //for txpower tracking + bool FwRWRF; + + //added by amy for AP roaming + RT_LINK_DETECT_T LinkDetectInfo; + //added by amy for ps + RT_POWER_SAVE_CONTROL PowerSaveControl; +//} + /* used if IEEE_SOFTMAC_TX_QUEUE is set */ + struct tx_pending_t tx_pending; + + /* used if IEEE_SOFTMAC_ASSOCIATE is set */ + struct timer_list associate_timer; + + /* used if IEEE_SOFTMAC_BEACONS is set */ + struct timer_list beacon_timer; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct work_struct associate_complete_wq; + struct work_struct associate_procedure_wq; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + struct delayed_work softmac_scan_wq; + struct delayed_work associate_retry_wq; + struct delayed_work start_ibss_wq; + struct delayed_work hw_wakeup_wq; + struct delayed_work hw_sleep_wq; +#else + struct work_struct softmac_scan_wq; + struct work_struct associate_retry_wq; + struct work_struct start_ibss_wq; + struct work_struct hw_wakeup_wq; + struct work_struct hw_sleep_wq; +#endif + struct work_struct wx_sync_scan_wq; + struct workqueue_struct *wq; +#else + /* used for periodly scan */ + struct timer_list scan_timer; + + struct tq_struct associate_complete_wq; + struct tq_struct associate_retry_wq; + struct tq_struct start_ibss_wq; + struct tq_struct associate_procedure_wq; + struct tq_struct softmac_scan_wq; + struct tq_struct wx_sync_scan_wq; + +#endif + // Qos related. Added by Annie, 2005-11-01. + //STA_QOS StaQos; + + //u32 STA_EDCA_PARAM[4]; + //CHANNEL_ACCESS_SETTING ChannelAccessSetting; + + + /* Callback functions */ + void (*set_security)(struct net_device *dev, + struct ieee80211_security *sec); + + /* Used to TX data frame by using txb structs. + * this is not used if in the softmac_features + * is set the flag IEEE_SOFTMAC_TX_QUEUE + */ + int (*hard_start_xmit)(struct ieee80211_txb *txb, + struct net_device *dev); + + int (*reset_port)(struct net_device *dev); + int (*is_queue_full) (struct net_device * dev, int pri); + + int (*handle_management) (struct net_device * dev, + struct ieee80211_network * network, u16 type); + int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb); + + /* Softmac-generated frames (mamagement) are TXed via this + * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is + * not set. As some cards may have different HW queues that + * one might want to use for data and management frames + * the option to have two callbacks might be useful. + * This fucntion can't sleep. + */ + int (*softmac_hard_start_xmit)(struct sk_buff *skb, + struct net_device *dev); + + /* used instead of hard_start_xmit (not softmac_hard_start_xmit) + * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data + * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set + * then also management frames are sent via this callback. + * This function can't sleep. + */ + void (*softmac_data_hard_start_xmit)(struct sk_buff *skb, + struct net_device *dev,int rate); + + /* stops the HW queue for DATA frames. Useful to avoid + * waste time to TX data frame when we are reassociating + * This function can sleep. + */ + void (*data_hard_stop)(struct net_device *dev); + + /* OK this is complementar to data_poll_hard_stop */ + void (*data_hard_resume)(struct net_device *dev); + + /* ask to the driver to retune the radio . + * This function can sleep. the driver should ensure + * the radio has been swithced before return. + */ + void (*set_chan)(struct net_device *dev,short ch); + + /* These are not used if the ieee stack takes care of + * scanning (IEEE_SOFTMAC_SCAN feature set). + * In this case only the set_chan is used. + * + * The syncro version is similar to the start_scan but + * does not return until all channels has been scanned. + * this is called in user context and should sleep, + * it is called in a work_queue when swithcing to ad-hoc mode + * or in behalf of iwlist scan when the card is associated + * and root user ask for a scan. + * the fucntion stop_scan should stop both the syncro and + * background scanning and can sleep. + * The fucntion start_scan should initiate the background + * scanning and can't sleep. + */ + void (*scan_syncro)(struct net_device *dev); + void (*start_scan)(struct net_device *dev); + void (*stop_scan)(struct net_device *dev); + + /* indicate the driver that the link state is changed + * for example it may indicate the card is associated now. + * Driver might be interested in this to apply RX filter + * rules or simply light the LINK led + */ + void (*link_change)(struct net_device *dev); + + /* these two function indicates to the HW when to start + * and stop to send beacons. This is used when the + * IEEE_SOFTMAC_BEACONS is not set. For now the + * stop_send_bacons is NOT guaranteed to be called only + * after start_send_beacons. + */ + void (*start_send_beacons) (struct net_device *dev,u16 tx_rate); + void (*stop_send_beacons) (struct net_device *dev); + + /* power save mode related */ + void (*sta_wake_up) (struct net_device *dev); +// void (*ps_request_tx_ack) (struct net_device *dev); + void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl); + short (*ps_is_queue_empty) (struct net_device *dev); +#if 0 + /* Typical STA methods */ + int (*handle_auth) (struct net_device * dev, + struct ieee80211_auth * auth); + int (*handle_deauth) (struct net_device * dev, + struct ieee80211_deauth * auth); + int (*handle_action) (struct net_device * dev, + struct ieee80211_action * action, + struct ieee80211_rx_stats * stats); + int (*handle_disassoc) (struct net_device * dev, + struct ieee80211_disassoc * assoc); +#endif + int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network); +#if 0 + int (*handle_probe_response) (struct net_device * dev, + struct ieee80211_probe_response * resp, + struct ieee80211_network * network); + int (*handle_probe_request) (struct net_device * dev, + struct ieee80211_probe_request * req, + struct ieee80211_rx_stats * stats); +#endif + int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network); + +#if 0 + /* Typical AP methods */ + int (*handle_assoc_request) (struct net_device * dev); + int (*handle_reassoc_request) (struct net_device * dev, + struct ieee80211_reassoc_request * req); +#endif + + /* check whether Tx hw resouce available */ + short (*check_nic_enough_desc)(struct net_device *dev, int queue_index); + //added by wb for HT related +// void (*SwChnlByTimerHandler)(struct net_device *dev, int channel); + void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset); +// void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate); + bool (*GetNmodeSupportBySecCfg)(struct net_device* dev); + void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode); + bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev); + void (*InitialGainHandler)(struct net_device *dev, u8 Operation); + + /* This must be the last item so that it points to the data + * allocated beyond this structure by alloc_ieee80211 */ + u8 priv[0]; +}; + +#define IEEE_A (1<<0) +#define IEEE_B (1<<1) +#define IEEE_G (1<<2) +#define IEEE_N_24G (1<<4) +#define IEEE_N_5G (1<<5) +#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G) + +/* Generate a 802.11 header */ + +/* Uses the channel change callback directly + * instead of [start/stop] scan callbacks + */ +#define IEEE_SOFTMAC_SCAN (1<<2) + +/* Perform authentication and association handshake */ +#define IEEE_SOFTMAC_ASSOCIATE (1<<3) + +/* Generate probe requests */ +#define IEEE_SOFTMAC_PROBERQ (1<<4) + +/* Generate respones to probe requests */ +#define IEEE_SOFTMAC_PROBERS (1<<5) + +/* The ieee802.11 stack will manages the netif queue + * wake/stop for the driver, taking care of 802.11 + * fragmentation. See softmac.c for details. */ +#define IEEE_SOFTMAC_TX_QUEUE (1<<7) + +/* Uses only the softmac_data_hard_start_xmit + * even for TX management frames. + */ +#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8) + +/* Generate beacons. The stack will enqueue beacons + * to the card + */ +#define IEEE_SOFTMAC_BEACONS (1<<6) + +static inline void *ieee80211_priv(struct net_device *dev) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + return ((struct ieee80211_device *)netdev_priv(dev))->priv; +#else + return ((struct ieee80211_device *)dev->priv)->priv; +#endif +} + +extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len) +{ + /* Single white space is for Linksys APs */ + if (essid_len == 1 && essid[0] == ' ') + return 1; + + /* Otherwise, if the entire essid is 0, we assume it is hidden */ + while (essid_len) { + essid_len--; + if (essid[essid_len] != '\0') + return 0; + } + + return 1; +} + +extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode) +{ + /* + * It is possible for both access points and our device to support + * combinations of modes, so as long as there is one valid combination + * of ap/device supported modes, then return success + * + */ + if ((mode & IEEE_A) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_52GHZ_BAND)) + return 1; + + if ((mode & IEEE_G) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + if ((mode & IEEE_B) && + (ieee->modulation & IEEE80211_CCK_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + return 0; +} + +extern inline int ieee80211_get_hdrlen(u16 fc) +{ + int hdrlen = IEEE80211_3ADDR_LEN; + + switch (WLAN_FC_GET_TYPE(fc)) { + case IEEE80211_FTYPE_DATA: + if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS)) + hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */ + if(IEEE80211_QOS_HAS_SEQ(fc)) + hdrlen += 2; /* QOS ctrl*/ + break; + case IEEE80211_FTYPE_CTL: + switch (WLAN_FC_GET_STYPE(fc)) { + case IEEE80211_STYPE_CTS: + case IEEE80211_STYPE_ACK: + hdrlen = IEEE80211_1ADDR_LEN; + break; + default: + hdrlen = IEEE80211_2ADDR_LEN; + break; + } + break; + } + + return hdrlen; +} + +static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr) +{ + switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) { + case IEEE80211_1ADDR_LEN: + return ((struct ieee80211_hdr_1addr *)hdr)->payload; + case IEEE80211_2ADDR_LEN: + return ((struct ieee80211_hdr_2addr *)hdr)->payload; + case IEEE80211_3ADDR_LEN: + return ((struct ieee80211_hdr_3addr *)hdr)->payload; + case IEEE80211_4ADDR_LEN: + return ((struct ieee80211_hdr_4addr *)hdr)->payload; + } + return NULL; +} + +static inline int ieee80211_is_ofdm_rate(u8 rate) +{ + switch (rate & ~IEEE80211_BASIC_RATE_MASK) { + case IEEE80211_OFDM_RATE_6MB: + case IEEE80211_OFDM_RATE_9MB: + case IEEE80211_OFDM_RATE_12MB: + case IEEE80211_OFDM_RATE_18MB: + case IEEE80211_OFDM_RATE_24MB: + case IEEE80211_OFDM_RATE_36MB: + case IEEE80211_OFDM_RATE_48MB: + case IEEE80211_OFDM_RATE_54MB: + return 1; + } + return 0; +} + +static inline int ieee80211_is_cck_rate(u8 rate) +{ + switch (rate & ~IEEE80211_BASIC_RATE_MASK) { + case IEEE80211_CCK_RATE_1MB: + case IEEE80211_CCK_RATE_2MB: + case IEEE80211_CCK_RATE_5MB: + case IEEE80211_CCK_RATE_11MB: + return 1; + } + return 0; +} + + +/* ieee80211.c */ +extern void free_ieee80211(struct net_device *dev); +extern struct net_device *alloc_ieee80211(int sizeof_priv); + +extern int ieee80211_set_encryption(struct ieee80211_device *ieee); + +/* ieee80211_tx.c */ + +extern int ieee80211_encrypt_fragment( + struct ieee80211_device *ieee, + struct sk_buff *frag, + int hdr_len); + +extern int ieee80211_xmit(struct sk_buff *skb, + struct net_device *dev); +extern void ieee80211_txb_free(struct ieee80211_txb *); + + +/* ieee80211_rx.c */ +extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats); +extern void ieee80211_rx_mgt(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *header, + struct ieee80211_rx_stats *stats); + +/* ieee80211_wx.c */ +extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +#if WIRELESS_EXT >= 18 +extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data* wrqu, char *extra); +extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data* wrqu, char *extra); +extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee, + struct iw_request_info *info, + struct iw_param *data, char *extra); +extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); +#endif +extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len); + +/* ieee80211_softmac.c */ +extern short ieee80211_is_54g(struct ieee80211_network net); +extern short ieee80211_is_shortslot(struct ieee80211_network net); +extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats, u16 type, + u16 stype); +extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net); + +void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn); +extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee); + +extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee); +extern void notify_wx_assoc_event(struct ieee80211_device *ieee); +extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee); +extern void ieee80211_start_bss(struct ieee80211_device *ieee); +extern void ieee80211_start_master_bss(struct ieee80211_device *ieee); +extern void ieee80211_start_ibss(struct ieee80211_device *ieee); +extern void ieee80211_softmac_init(struct ieee80211_device *ieee); +extern void ieee80211_softmac_free(struct ieee80211_device *ieee); +extern void ieee80211_associate_abort(struct ieee80211_device *ieee); +extern void ieee80211_disassociate(struct ieee80211_device *ieee); +extern void ieee80211_stop_scan(struct ieee80211_device *ieee); +extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee); +extern void ieee80211_check_all_nets(struct ieee80211_device *ieee); +extern void ieee80211_start_protocol(struct ieee80211_device *ieee); +extern void ieee80211_stop_protocol(struct ieee80211_device *ieee); +extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee); +extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee); +extern void ieee80211_reset_queue(struct ieee80211_device *ieee); +extern void ieee80211_wake_queue(struct ieee80211_device *ieee); +extern void ieee80211_stop_queue(struct ieee80211_device *ieee); +extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee); +extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee); +extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee); +extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p); +extern void notify_wx_assoc_event(struct ieee80211_device *ieee); +extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success); + +extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee); + +/* ieee80211_crypt_ccmp&tkip&wep.c */ +extern void ieee80211_tkip_null(void); +extern void ieee80211_wep_null(void); +extern void ieee80211_ccmp_null(void); + +/* ieee80211_softmac_wx.c */ + +extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *ext); + +extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *awrq, + char *extra); + +extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b); + +extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee, + struct iw_request_info *a, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b); + +//extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +extern void ieee80211_wx_sync_scan_wq(struct work_struct *work); +#else + extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee); +#endif + + +extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_name(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); + +extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); +//HT +#define MAX_RECEIVE_BUFFER_SIZE 9100 // +extern void HTDebugHTCapability(u8* CapIE, u8* TitleString ); +extern void HTDebugHTInfo(u8* InfoIE, u8* TitleString); + +void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset); +extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee); +extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt); +extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt); +extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len); +extern void HTOnAssocRsp(struct ieee80211_device *ieee); +extern void HTInitializeHTInfo(struct ieee80211_device* ieee); +extern void HTInitializeBssDesc(PBSS_HT pBssHT); +extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork); +extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork); +extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter); +extern u8 MCS_FILTER_ALL[]; +extern u16 MCS_DATA_RATE[2][2][77] ; +extern u8 HTCCheck(struct ieee80211_device* ieee, u8* pFrame); +//extern void HTSetConnectBwModeCallback(unsigned long data); +extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo); +extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee); +extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee, u8 nMcsRate); +extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate); +extern u16 TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate); +//function in BAPROC.c +extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb); +extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb); +extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb); +extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD pTS, u8 Policy, u8 bOverwritePending); +extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect); +extern void BaSetupTimeOut(unsigned long data); +extern void TxBaInactTimeout(unsigned long data); +extern void RxBaInactTimeout(unsigned long data); +extern void ResetBaEntry( PBA_RECORD pBA); +//function in TS.c +extern bool GetTs( + struct ieee80211_device* ieee, + PTS_COMMON_INFO *ppTS, + u8* Addr, + u8 TID, + TR_SELECT TxRxSelect, //Rx:1, Tx:0 + bool bAddNewTs + ); +extern void TSInitialize(struct ieee80211_device *ieee); +extern void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD pTxTS); +extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr); +extern void RemoveAllTS(struct ieee80211_device* ieee); +void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee); + +extern const long ieee80211_wlan_frequencies[]; + +extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee) +{ + ieee->scans++; +} + +extern inline int ieee80211_get_scans(struct ieee80211_device *ieee) +{ + return ieee->scans; +} + +static inline const char *escape_essid(const char *essid, u8 essid_len) { + static char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; + const char *s = essid; + char *d = escaped; + + if (ieee80211_is_empty_essid(essid, essid_len)) { + memcpy(escaped, "<hidden>", sizeof("<hidden>")); + return escaped; + } + + essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE); + while (essid_len--) { + if (*s == '\0') { + *d++ = '\\'; + *d++ = '0'; + s++; + } else { + *d++ = *s++; + } + } + *d = '\0'; + return escaped; +} + +/* For the function is more related to hardware setting, it's better to use the + * ieee handler to refer to it. + */ +extern short check_nic_enough_desc(struct net_device *dev, int queue_index); +extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev); +extern int ieee80211_parse_info_param(struct ieee80211_device *ieee, + struct ieee80211_info_element *info_element, + u16 length, + struct ieee80211_network *network, + struct ieee80211_rx_stats *stats); + +void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8 index); +#define RT_ASOC_RETRY_LIMIT 5 +#endif /* IEEE80211_H */ diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c new file mode 100644 index 0000000..1a8ea8a --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c @@ -0,0 +1,273 @@ +/* + * Host AP crypto routines + * + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * Portions Copyright (C) 2004, Intel Corporation <jketreno@linux.intel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + * + */ + +//#include <linux/config.h> +#include <linux/version.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <asm/string.h> +#include <asm/errno.h> + +#include "ieee80211.h" + +//MODULE_AUTHOR("Jouni Malinen"); +//MODULE_DESCRIPTION("HostAP crypto"); +//MODULE_LICENSE("GPL"); + +struct ieee80211_crypto_alg { + struct list_head list; + struct ieee80211_crypto_ops *ops; +}; + + +struct ieee80211_crypto { + struct list_head algs; + spinlock_t lock; +}; + +static struct ieee80211_crypto *hcrypt; + +void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, + int force) +{ + struct list_head *ptr, *n; + struct ieee80211_crypt_data *entry; + + for (ptr = ieee->crypt_deinit_list.next, n = ptr->next; + ptr != &ieee->crypt_deinit_list; ptr = n, n = ptr->next) { + entry = list_entry(ptr, struct ieee80211_crypt_data, list); + + if (atomic_read(&entry->refcnt) != 0 && !force) + continue; + + list_del(ptr); + + if (entry->ops) { + entry->ops->deinit(entry->priv); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) + module_put(entry->ops->owner); +#else + __MOD_DEC_USE_COUNT(entry->ops->owner); +#endif + } + kfree(entry); + } +} + +void ieee80211_crypt_deinit_handler(unsigned long data) +{ + struct ieee80211_device *ieee = (struct ieee80211_device *)data; + unsigned long flags; + + spin_lock_irqsave(&ieee->lock, flags); + ieee80211_crypt_deinit_entries(ieee, 0); + if (!list_empty(&ieee->crypt_deinit_list)) { + printk(KERN_DEBUG "%s: entries remaining in delayed crypt " + "deletion list\n", ieee->dev->name); + ieee->crypt_deinit_timer.expires = jiffies + HZ; + add_timer(&ieee->crypt_deinit_timer); + } + spin_unlock_irqrestore(&ieee->lock, flags); + +} + +void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee, + struct ieee80211_crypt_data **crypt) +{ + struct ieee80211_crypt_data *tmp; + unsigned long flags; + + if (*crypt == NULL) + return; + + tmp = *crypt; + *crypt = NULL; + + /* must not run ops->deinit() while there may be pending encrypt or + * decrypt operations. Use a list of delayed deinits to avoid needing + * locking. */ + + spin_lock_irqsave(&ieee->lock, flags); + list_add(&tmp->list, &ieee->crypt_deinit_list); + if (!timer_pending(&ieee->crypt_deinit_timer)) { + ieee->crypt_deinit_timer.expires = jiffies + HZ; + add_timer(&ieee->crypt_deinit_timer); + } + spin_unlock_irqrestore(&ieee->lock, flags); +} + +int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops) +{ + unsigned long flags; + struct ieee80211_crypto_alg *alg; + + if (hcrypt == NULL) + return -1; + + alg = kmalloc(sizeof(*alg), GFP_KERNEL); + if (alg == NULL) + return -ENOMEM; + + memset(alg, 0, sizeof(*alg)); + alg->ops = ops; + + spin_lock_irqsave(&hcrypt->lock, flags); + list_add(&alg->list, &hcrypt->algs); + spin_unlock_irqrestore(&hcrypt->lock, flags); + + printk(KERN_DEBUG "ieee80211_crypt: registered algorithm '%s'\n", + ops->name); + + return 0; +} + +int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops) +{ + unsigned long flags; + struct list_head *ptr; + struct ieee80211_crypto_alg *del_alg = NULL; + + if (hcrypt == NULL) + return -1; + + spin_lock_irqsave(&hcrypt->lock, flags); + for (ptr = hcrypt->algs.next; ptr != &hcrypt->algs; ptr = ptr->next) { + struct ieee80211_crypto_alg *alg = + (struct ieee80211_crypto_alg *) ptr; + if (alg->ops == ops) { + list_del(&alg->list); + del_alg = alg; + break; + } + } + spin_unlock_irqrestore(&hcrypt->lock, flags); + + if (del_alg) { + printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm " + "'%s'\n", ops->name); + kfree(del_alg); + } + + return del_alg ? 0 : -1; +} + + +struct ieee80211_crypto_ops * ieee80211_get_crypto_ops(const char *name) +{ + unsigned long flags; + struct list_head *ptr; + struct ieee80211_crypto_alg *found_alg = NULL; + + if (hcrypt == NULL) + return NULL; + + spin_lock_irqsave(&hcrypt->lock, flags); + for (ptr = hcrypt->algs.next; ptr != &hcrypt->algs; ptr = ptr->next) { + struct ieee80211_crypto_alg *alg = + (struct ieee80211_crypto_alg *) ptr; + if (strcmp(alg->ops->name, name) == 0) { + found_alg = alg; + break; + } + } + spin_unlock_irqrestore(&hcrypt->lock, flags); + + if (found_alg) + return found_alg->ops; + else + return NULL; +} + + +static void * ieee80211_crypt_null_init(int keyidx) { return (void *) 1; } +static void ieee80211_crypt_null_deinit(void *priv) {} + +static struct ieee80211_crypto_ops ieee80211_crypt_null = { + .name = "NULL", + .init = ieee80211_crypt_null_init, + .deinit = ieee80211_crypt_null_deinit, + .encrypt_mpdu = NULL, + .decrypt_mpdu = NULL, + .encrypt_msdu = NULL, + .decrypt_msdu = NULL, + .set_key = NULL, + .get_key = NULL, + .extra_prefix_len = 0, + .extra_postfix_len = 0, + .owner = THIS_MODULE, +}; + + +int __init ieee80211_crypto_init(void) +{ + int ret = -ENOMEM; + + hcrypt = kmalloc(sizeof(*hcrypt), GFP_KERNEL); + if (!hcrypt) + goto out; + + memset(hcrypt, 0, sizeof(*hcrypt)); + INIT_LIST_HEAD(&hcrypt->algs); + spin_lock_init(&hcrypt->lock); + + ret = ieee80211_register_crypto_ops(&ieee80211_crypt_null); + if (ret < 0) { + kfree(hcrypt); + hcrypt = NULL; + } +out: + return ret; +} + + +void __exit ieee80211_crypto_deinit(void) +{ + struct list_head *ptr, *n; + + if (hcrypt == NULL) + return; + + for (ptr = hcrypt->algs.next, n = ptr->next; ptr != &hcrypt->algs; + ptr = n, n = ptr->next) { + struct ieee80211_crypto_alg *alg = + (struct ieee80211_crypto_alg *) ptr; + list_del(ptr); + printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm " + "'%s' (deinit)\n", alg->ops->name); + kfree(alg); + } + + kfree(hcrypt); +} + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_crypt_deinit_entries); +//EXPORT_SYMBOL(ieee80211_crypt_deinit_handler); +//EXPORT_SYMBOL(ieee80211_crypt_delayed_deinit); + +//EXPORT_SYMBOL(ieee80211_register_crypto_ops); +//EXPORT_SYMBOL(ieee80211_unregister_crypto_ops); +//EXPORT_SYMBOL(ieee80211_get_crypto_ops); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_crypt_deinit_entries); +EXPORT_SYMBOL_NOVERS(ieee80211_crypt_deinit_handler); +EXPORT_SYMBOL_NOVERS(ieee80211_crypt_delayed_deinit); + +EXPORT_SYMBOL_NOVERS(ieee80211_register_crypto_ops); +EXPORT_SYMBOL_NOVERS(ieee80211_unregister_crypto_ops); +EXPORT_SYMBOL_NOVERS(ieee80211_get_crypto_ops); +#endif + +//module_init(ieee80211_crypto_init); +//module_exit(ieee80211_crypto_deinit); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.h b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.h new file mode 100644 index 0000000..a84df4b --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.h @@ -0,0 +1,93 @@ +/* + * Original code based on Host AP (software wireless LAN access point) driver + * for Intersil Prism2/2.5/3. + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * <jkmaline@cc.hut.fi> + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * <jketreno@linux.intel.com> + * + * Copyright (c) 2004, Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +/* + * This file defines the interface to the ieee80211 crypto module. + */ +#ifndef IEEE80211_CRYPT_H +#define IEEE80211_CRYPT_H + +#include <linux/skbuff.h> + +struct ieee80211_crypto_ops { + const char *name; + + /* init new crypto context (e.g., allocate private data space, + * select IV, etc.); returns NULL on failure or pointer to allocated + * private data on success */ + void * (*init)(int keyidx); + + /* deinitialize crypto context and free allocated private data */ + void (*deinit)(void *priv); + + /* encrypt/decrypt return < 0 on error or >= 0 on success. The return + * value from decrypt_mpdu is passed as the keyidx value for + * decrypt_msdu. skb must have enough head and tail room for the + * encryption; if not, error will be returned; these functions are + * called for all MPDUs (i.e., fragments). + */ + int (*encrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + + /* These functions are called for full MSDUs, i.e. full frames. + * These can be NULL if full MSDU operations are not needed. */ + int (*encrypt_msdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_msdu)(struct sk_buff *skb, int keyidx, int hdr_len, + void *priv); + + int (*set_key)(void *key, int len, u8 *seq, void *priv); + int (*get_key)(void *key, int len, u8 *seq, void *priv); + + /* procfs handler for printing out key information and possible + * statistics */ + char * (*print_stats)(char *p, void *priv); + + /* maximum number of bytes added by encryption; encrypt buf is + * allocated with extra_prefix_len bytes, copy of in_buf, and + * extra_postfix_len; encrypt need not use all this space, but + * the result must start at the beginning of the buffer and correct + * length must be returned */ + int extra_prefix_len, extra_postfix_len; + + struct module *owner; +}; + +struct ieee80211_crypt_data { + struct list_head list; /* delayed deletion list */ + struct ieee80211_crypto_ops *ops; + void *priv; + atomic_t refcnt; +}; + +int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops); +int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops); +struct ieee80211_crypto_ops * ieee80211_get_crypto_ops(const char *name); +void ieee80211_crypt_deinit_entries(struct ieee80211_device *, int); +void ieee80211_crypt_deinit_handler(unsigned long); +void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee, + struct ieee80211_crypt_data **crypt); +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#define offset_in_page(p) ((unsigned long)(p) & ~PAGE_MASK) +#endif +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,31)) +#define crypto_alloc_tfm crypto_alloc_tfm_rsl +#define crypto_free_tfm crypto_free_tfm_rsl +#endif + +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_ccmp.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_ccmp.c new file mode 100644 index 0000000..ab871b3 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_ccmp.c @@ -0,0 +1,534 @@ +/* + * Host AP crypt: host-based CCMP encryption implementation for Host AP driver + * + * Copyright (c) 2003-2004, Jouni Malinen <jkmaline@cc.hut.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +//#include <linux/config.h> +#include <linux/version.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/random.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/if_ether.h> +#include <linux/if_arp.h> +#include <asm/string.h> +#include <linux/wireless.h> + +#include "ieee80211.h" + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#include "rtl_crypto.h" +#else +#include <linux/crypto.h> +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) + #include <asm/scatterlist.h> +#else + #include <linux/scatterlist.h> +#endif +//#include <asm/scatterlist.h> + +MODULE_AUTHOR("Jouni Malinen"); +MODULE_DESCRIPTION("Host AP crypt: CCMP"); +MODULE_LICENSE("GPL"); + +#ifndef OPENSUSE_SLED +#define OPENSUSE_SLED 0 +#endif + +#define AES_BLOCK_LEN 16 +#define CCMP_HDR_LEN 8 +#define CCMP_MIC_LEN 8 +#define CCMP_TK_LEN 16 +#define CCMP_PN_LEN 6 + +struct ieee80211_ccmp_data { + u8 key[CCMP_TK_LEN]; + int key_set; + + u8 tx_pn[CCMP_PN_LEN]; + u8 rx_pn[CCMP_PN_LEN]; + + u32 dot11RSNAStatsCCMPFormatErrors; + u32 dot11RSNAStatsCCMPReplays; + u32 dot11RSNAStatsCCMPDecryptErrors; + + int key_idx; + + struct crypto_tfm *tfm; + + /* scratch buffers for virt_to_page() (crypto API) */ + u8 tx_b0[AES_BLOCK_LEN], tx_b[AES_BLOCK_LEN], + tx_e[AES_BLOCK_LEN], tx_s0[AES_BLOCK_LEN]; + u8 rx_b0[AES_BLOCK_LEN], rx_b[AES_BLOCK_LEN], rx_a[AES_BLOCK_LEN]; +}; + +void ieee80211_ccmp_aes_encrypt(struct crypto_tfm *tfm, + const u8 pt[16], u8 ct[16]) +{ +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + struct scatterlist src, dst; + + src.page = virt_to_page(pt); + src.offset = offset_in_page(pt); + src.length = AES_BLOCK_LEN; + + dst.page = virt_to_page(ct); + dst.offset = offset_in_page(ct); + dst.length = AES_BLOCK_LEN; + + crypto_cipher_encrypt(tfm, &dst, &src, AES_BLOCK_LEN); +#else + crypto_cipher_encrypt_one((void*)tfm, ct, pt); +#endif +} + +static void * ieee80211_ccmp_init(int key_idx) +{ + struct ieee80211_ccmp_data *priv; + + priv = kmalloc(sizeof(*priv), GFP_ATOMIC); + if (priv == NULL) + goto fail; + memset(priv, 0, sizeof(*priv)); + priv->key_idx = key_idx; + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + priv->tfm = crypto_alloc_tfm("aes", 0); + if (priv->tfm == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_ccmp: could not allocate " + "crypto API aes\n"); + goto fail; + } + #else + priv->tfm = (void*)crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->tfm)) { + printk(KERN_DEBUG "ieee80211_crypt_ccmp: could not allocate " + "crypto API aes\n"); + priv->tfm = NULL; + goto fail; + } + #endif + return priv; + +fail: + if (priv) { + if (priv->tfm) + #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) + crypto_free_tfm(priv->tfm); + #else + crypto_free_cipher((void*)priv->tfm); + #endif + kfree(priv); + } + + return NULL; +} + + +static void ieee80211_ccmp_deinit(void *priv) +{ + struct ieee80211_ccmp_data *_priv = priv; + if (_priv && _priv->tfm) +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) + crypto_free_tfm(_priv->tfm); +#else + crypto_free_cipher((void*)_priv->tfm); +#endif + kfree(priv); +} + + +static inline void xor_block(u8 *b, u8 *a, size_t len) +{ + int i; + for (i = 0; i < len; i++) + b[i] ^= a[i]; +} + + + +static void ccmp_init_blocks(struct crypto_tfm *tfm, + struct ieee80211_hdr_4addr *hdr, + u8 *pn, size_t dlen, u8 *b0, u8 *auth, + u8 *s0) +{ + u8 *pos, qc = 0; + size_t aad_len; + u16 fc; + int a4_included, qc_included; + u8 aad[2 * AES_BLOCK_LEN]; + + fc = le16_to_cpu(hdr->frame_ctl); + a4_included = ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == + (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)); + /* + qc_included = ((WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA) && + (WLAN_FC_GET_STYPE(fc) & 0x08)); + */ + // fixed by David :2006.9.6 + qc_included = ((WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA) && + (WLAN_FC_GET_STYPE(fc) & 0x80)); + aad_len = 22; + if (a4_included) + aad_len += 6; + if (qc_included) { + pos = (u8 *) &hdr->addr4; + if (a4_included) + pos += 6; + qc = *pos & 0x0f; + aad_len += 2; + } + /* CCM Initial Block: + * Flag (Include authentication header, M=3 (8-octet MIC), + * L=1 (2-octet Dlen)) + * Nonce: 0x00 | A2 | PN + * Dlen */ + b0[0] = 0x59; + b0[1] = qc; + memcpy(b0 + 2, hdr->addr2, ETH_ALEN); + memcpy(b0 + 8, pn, CCMP_PN_LEN); + b0[14] = (dlen >> 8) & 0xff; + b0[15] = dlen & 0xff; + + /* AAD: + * FC with bits 4..6 and 11..13 masked to zero; 14 is always one + * A1 | A2 | A3 + * SC with bits 4..15 (seq#) masked to zero + * A4 (if present) + * QC (if present) + */ + pos = (u8 *) hdr; + aad[0] = 0; /* aad_len >> 8 */ + aad[1] = aad_len & 0xff; + aad[2] = pos[0] & 0x8f; + aad[3] = pos[1] & 0xc7; + memcpy(aad + 4, hdr->addr1, 3 * ETH_ALEN); + pos = (u8 *) &hdr->seq_ctl; + aad[22] = pos[0] & 0x0f; + aad[23] = 0; /* all bits masked */ + memset(aad + 24, 0, 8); + if (a4_included) + memcpy(aad + 24, hdr->addr4, ETH_ALEN); + if (qc_included) { + aad[a4_included ? 30 : 24] = qc; + /* rest of QC masked */ + } + + /* Start with the first block and AAD */ + ieee80211_ccmp_aes_encrypt(tfm, b0, auth); + xor_block(auth, aad, AES_BLOCK_LEN); + ieee80211_ccmp_aes_encrypt(tfm, auth, auth); + xor_block(auth, &aad[AES_BLOCK_LEN], AES_BLOCK_LEN); + ieee80211_ccmp_aes_encrypt(tfm, auth, auth); + b0[0] &= 0x07; + b0[14] = b0[15] = 0; + ieee80211_ccmp_aes_encrypt(tfm, b0, s0); +} + + + +static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct ieee80211_ccmp_data *key = priv; + int data_len, i; + u8 *pos; + struct ieee80211_hdr_4addr *hdr; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + + if (skb_headroom(skb) < CCMP_HDR_LEN || + skb_tailroom(skb) < CCMP_MIC_LEN || + skb->len < hdr_len) + return -1; + + data_len = skb->len - hdr_len; + pos = skb_push(skb, CCMP_HDR_LEN); + memmove(pos, pos + CCMP_HDR_LEN, hdr_len); + pos += hdr_len; +// mic = skb_put(skb, CCMP_MIC_LEN); + + i = CCMP_PN_LEN - 1; + while (i >= 0) { + key->tx_pn[i]++; + if (key->tx_pn[i] != 0) + break; + i--; + } + + *pos++ = key->tx_pn[5]; + *pos++ = key->tx_pn[4]; + *pos++ = 0; + *pos++ = (key->key_idx << 6) | (1 << 5) /* Ext IV included */; + *pos++ = key->tx_pn[3]; + *pos++ = key->tx_pn[2]; + *pos++ = key->tx_pn[1]; + *pos++ = key->tx_pn[0]; + + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + if (!tcb_desc->bHwSec) + { + int blocks, last, len; + u8 *mic; + u8 *b0 = key->tx_b0; + u8 *b = key->tx_b; + u8 *e = key->tx_e; + u8 *s0 = key->tx_s0; + + //mic is moved to here by john + mic = skb_put(skb, CCMP_MIC_LEN); + + ccmp_init_blocks(key->tfm, hdr, key->tx_pn, data_len, b0, b, s0); + + blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN; + last = data_len % AES_BLOCK_LEN; + + for (i = 1; i <= blocks; i++) { + len = (i == blocks && last) ? last : AES_BLOCK_LEN; + /* Authentication */ + xor_block(b, pos, len); + ieee80211_ccmp_aes_encrypt(key->tfm, b, b); + /* Encryption, with counter */ + b0[14] = (i >> 8) & 0xff; + b0[15] = i & 0xff; + ieee80211_ccmp_aes_encrypt(key->tfm, b0, e); + xor_block(pos, e, len); + pos += len; + } + + for (i = 0; i < CCMP_MIC_LEN; i++) + mic[i] = b[i] ^ s0[i]; + } + return 0; +} + + +static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct ieee80211_ccmp_data *key = priv; + u8 keyidx, *pos; + struct ieee80211_hdr_4addr *hdr; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + u8 pn[6]; + + if (skb->len < hdr_len + CCMP_HDR_LEN + CCMP_MIC_LEN) { + key->dot11RSNAStatsCCMPFormatErrors++; + return -1; + } + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + pos = skb->data + hdr_len; + keyidx = pos[3]; + if (!(keyidx & (1 << 5))) { + if (net_ratelimit()) { + printk(KERN_DEBUG "CCMP: received packet without ExtIV" + " flag from " MAC_FMT "\n", MAC_ARG(hdr->addr2)); + } + key->dot11RSNAStatsCCMPFormatErrors++; + return -2; + } + keyidx >>= 6; + if (key->key_idx != keyidx) { + printk(KERN_DEBUG "CCMP: RX tkey->key_idx=%d frame " + "keyidx=%d priv=%p\n", key->key_idx, keyidx, priv); + return -6; + } + if (!key->key_set) { + if (net_ratelimit()) { + printk(KERN_DEBUG "CCMP: received packet from " MAC_FMT + " with keyid=%d that does not have a configured" + " key\n", MAC_ARG(hdr->addr2), keyidx); + } + return -3; + } + + pn[0] = pos[7]; + pn[1] = pos[6]; + pn[2] = pos[5]; + pn[3] = pos[4]; + pn[4] = pos[1]; + pn[5] = pos[0]; + pos += 8; + + if (memcmp(pn, key->rx_pn, CCMP_PN_LEN) <= 0) { + if (net_ratelimit()) { + printk(KERN_DEBUG "CCMP: replay detected: STA=" MAC_FMT + " previous PN %02x%02x%02x%02x%02x%02x " + "received PN %02x%02x%02x%02x%02x%02x\n", + MAC_ARG(hdr->addr2), MAC_ARG(key->rx_pn), + MAC_ARG(pn)); + } + key->dot11RSNAStatsCCMPReplays++; + return -4; + } + if (!tcb_desc->bHwSec) + { + size_t data_len = skb->len - hdr_len - CCMP_HDR_LEN - CCMP_MIC_LEN; + u8 *mic = skb->data + skb->len - CCMP_MIC_LEN; + u8 *b0 = key->rx_b0; + u8 *b = key->rx_b; + u8 *a = key->rx_a; + int i, blocks, last, len; + + + ccmp_init_blocks(key->tfm, hdr, pn, data_len, b0, a, b); + xor_block(mic, b, CCMP_MIC_LEN); + + blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN; + last = data_len % AES_BLOCK_LEN; + + for (i = 1; i <= blocks; i++) { + len = (i == blocks && last) ? last : AES_BLOCK_LEN; + /* Decrypt, with counter */ + b0[14] = (i >> 8) & 0xff; + b0[15] = i & 0xff; + ieee80211_ccmp_aes_encrypt(key->tfm, b0, b); + xor_block(pos, b, len); + /* Authentication */ + xor_block(a, pos, len); + ieee80211_ccmp_aes_encrypt(key->tfm, a, a); + pos += len; + } + + if (memcmp(mic, a, CCMP_MIC_LEN) != 0) { + if (net_ratelimit()) { + printk(KERN_DEBUG "CCMP: decrypt failed: STA=" + MAC_FMT "\n", MAC_ARG(hdr->addr2)); + } + key->dot11RSNAStatsCCMPDecryptErrors++; + return -5; + } + + memcpy(key->rx_pn, pn, CCMP_PN_LEN); + } + /* Remove hdr and MIC */ + memmove(skb->data + CCMP_HDR_LEN, skb->data, hdr_len); + skb_pull(skb, CCMP_HDR_LEN); + skb_trim(skb, skb->len - CCMP_MIC_LEN); + + return keyidx; +} + + +static int ieee80211_ccmp_set_key(void *key, int len, u8 *seq, void *priv) +{ + struct ieee80211_ccmp_data *data = priv; + int keyidx; + struct crypto_tfm *tfm = data->tfm; + + keyidx = data->key_idx; + memset(data, 0, sizeof(*data)); + data->key_idx = keyidx; + data->tfm = tfm; + if (len == CCMP_TK_LEN) { + memcpy(data->key, key, CCMP_TK_LEN); + data->key_set = 1; + if (seq) { + data->rx_pn[0] = seq[5]; + data->rx_pn[1] = seq[4]; + data->rx_pn[2] = seq[3]; + data->rx_pn[3] = seq[2]; + data->rx_pn[4] = seq[1]; + data->rx_pn[5] = seq[0]; + } + crypto_cipher_setkey((void*)data->tfm, data->key, CCMP_TK_LEN); + } else if (len == 0) + data->key_set = 0; + else + return -1; + + return 0; +} + + +static int ieee80211_ccmp_get_key(void *key, int len, u8 *seq, void *priv) +{ + struct ieee80211_ccmp_data *data = priv; + + if (len < CCMP_TK_LEN) + return -1; + + if (!data->key_set) + return 0; + memcpy(key, data->key, CCMP_TK_LEN); + + if (seq) { + seq[0] = data->tx_pn[5]; + seq[1] = data->tx_pn[4]; + seq[2] = data->tx_pn[3]; + seq[3] = data->tx_pn[2]; + seq[4] = data->tx_pn[1]; + seq[5] = data->tx_pn[0]; + } + + return CCMP_TK_LEN; +} + + +static char * ieee80211_ccmp_print_stats(char *p, void *priv) +{ + struct ieee80211_ccmp_data *ccmp = priv; + p += sprintf(p, "key[%d] alg=CCMP key_set=%d " + "tx_pn=%02x%02x%02x%02x%02x%02x " + "rx_pn=%02x%02x%02x%02x%02x%02x " + "format_errors=%d replays=%d decrypt_errors=%d\n", + ccmp->key_idx, ccmp->key_set, + MAC_ARG(ccmp->tx_pn), MAC_ARG(ccmp->rx_pn), + ccmp->dot11RSNAStatsCCMPFormatErrors, + ccmp->dot11RSNAStatsCCMPReplays, + ccmp->dot11RSNAStatsCCMPDecryptErrors); + + return p; +} + +void ieee80211_ccmp_null(void) +{ +// printk("============>%s()\n", __FUNCTION__); + return; +} + +static struct ieee80211_crypto_ops ieee80211_crypt_ccmp = { + .name = "CCMP", + .init = ieee80211_ccmp_init, + .deinit = ieee80211_ccmp_deinit, + .encrypt_mpdu = ieee80211_ccmp_encrypt, + .decrypt_mpdu = ieee80211_ccmp_decrypt, + .encrypt_msdu = NULL, + .decrypt_msdu = NULL, + .set_key = ieee80211_ccmp_set_key, + .get_key = ieee80211_ccmp_get_key, + .print_stats = ieee80211_ccmp_print_stats, + .extra_prefix_len = CCMP_HDR_LEN, + .extra_postfix_len = CCMP_MIC_LEN, + .owner = THIS_MODULE, +}; + + +int __init ieee80211_crypto_ccmp_init(void) +{ + return ieee80211_register_crypto_ops(&ieee80211_crypt_ccmp); +} + + +void __exit ieee80211_crypto_ccmp_exit(void) +{ + ieee80211_unregister_crypto_ops(&ieee80211_crypt_ccmp); +} + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_ccmp_null); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_ccmp_null); +#endif + +//module_init(ieee80211_crypto_ccmp_init); +//module_exit(ieee80211_crypto_ccmp_exit); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_tkip.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_tkip.c new file mode 100644 index 0000000..a9eddeb --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_tkip.c @@ -0,0 +1,1034 @@ +/* + * Host AP crypt: host-based TKIP encryption implementation for Host AP driver + * + * Copyright (c) 2003-2004, Jouni Malinen <jkmaline@cc.hut.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +//#include <linux/config.h> +#include <linux/version.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/random.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/if_ether.h> +#include <linux/if_arp.h> +#include <asm/string.h> + +#include "ieee80211.h" +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,20)) +//#include "crypto_compat.h" +#endif + + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#include "rtl_crypto.h" +#else +#include <linux/crypto.h> +#endif +//#include <asm/scatterlist.h> +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) + #include <asm/scatterlist.h> +#else + #include <linux/scatterlist.h> +#endif + +#include <linux/crc32.h> + +MODULE_AUTHOR("Jouni Malinen"); +MODULE_DESCRIPTION("Host AP crypt: TKIP"); +MODULE_LICENSE("GPL"); + +#ifndef OPENSUSE_SLED +#define OPENSUSE_SLED 0 +#endif + +struct ieee80211_tkip_data { +#define TKIP_KEY_LEN 32 + u8 key[TKIP_KEY_LEN]; + int key_set; + + u32 tx_iv32; + u16 tx_iv16; + u16 tx_ttak[5]; + int tx_phase1_done; + + u32 rx_iv32; + u16 rx_iv16; + u16 rx_ttak[5]; + int rx_phase1_done; + u32 rx_iv32_new; + u16 rx_iv16_new; + + u32 dot11RSNAStatsTKIPReplays; + u32 dot11RSNAStatsTKIPICVErrors; + u32 dot11RSNAStatsTKIPLocalMICFailures; + + int key_idx; +#if((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) || (OPENSUSE_SLED)) + struct crypto_blkcipher *rx_tfm_arc4; + struct crypto_hash *rx_tfm_michael; + struct crypto_blkcipher *tx_tfm_arc4; + struct crypto_hash *tx_tfm_michael; +#else + struct crypto_tfm *tx_tfm_arc4; + struct crypto_tfm *tx_tfm_michael; + struct crypto_tfm *rx_tfm_arc4; + struct crypto_tfm *rx_tfm_michael; +#endif + /* scratch buffers for virt_to_page() (crypto API) */ + u8 rx_hdr[16], tx_hdr[16]; +}; + +static void * ieee80211_tkip_init(int key_idx) +{ + struct ieee80211_tkip_data *priv; + + priv = kmalloc(sizeof(*priv), GFP_ATOMIC); + if (priv == NULL) + goto fail; + memset(priv, 0, sizeof(*priv)); + priv->key_idx = key_idx; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + priv->tx_tfm_arc4 = crypto_alloc_tfm("arc4", 0); + if (priv->tx_tfm_arc4 == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API arc4\n"); + goto fail; + } + + priv->tx_tfm_michael = crypto_alloc_tfm("michael_mic", 0); + if (priv->tx_tfm_michael == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API michael_mic\n"); + goto fail; + } + + priv->rx_tfm_arc4 = crypto_alloc_tfm("arc4", 0); + if (priv->rx_tfm_arc4 == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API arc4\n"); + goto fail; + } + + priv->rx_tfm_michael = crypto_alloc_tfm("michael_mic", 0); + if (priv->rx_tfm_michael == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API michael_mic\n"); + goto fail; + } +#else + priv->tx_tfm_arc4 = crypto_alloc_blkcipher("ecb(arc4)", 0, + CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->tx_tfm_arc4)) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API arc4\n"); + priv->tx_tfm_arc4 = NULL; + goto fail; + } + + priv->tx_tfm_michael = crypto_alloc_hash("michael_mic", 0, + CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->tx_tfm_michael)) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API michael_mic\n"); + priv->tx_tfm_michael = NULL; + goto fail; + } + + priv->rx_tfm_arc4 = crypto_alloc_blkcipher("ecb(arc4)", 0, + CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->rx_tfm_arc4)) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API arc4\n"); + priv->rx_tfm_arc4 = NULL; + goto fail; + } + + priv->rx_tfm_michael = crypto_alloc_hash("michael_mic", 0, + CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->rx_tfm_michael)) { + printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate " + "crypto API michael_mic\n"); + priv->rx_tfm_michael = NULL; + goto fail; + } +#endif + return priv; + +fail: + if (priv) { +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (priv->tx_tfm_michael) + crypto_free_tfm(priv->tx_tfm_michael); + if (priv->tx_tfm_arc4) + crypto_free_tfm(priv->tx_tfm_arc4); + if (priv->rx_tfm_michael) + crypto_free_tfm(priv->rx_tfm_michael); + if (priv->rx_tfm_arc4) + crypto_free_tfm(priv->rx_tfm_arc4); + +#else + if (priv->tx_tfm_michael) + crypto_free_hash(priv->tx_tfm_michael); + if (priv->tx_tfm_arc4) + crypto_free_blkcipher(priv->tx_tfm_arc4); + if (priv->rx_tfm_michael) + crypto_free_hash(priv->rx_tfm_michael); + if (priv->rx_tfm_arc4) + crypto_free_blkcipher(priv->rx_tfm_arc4); +#endif + kfree(priv); + } + + return NULL; +} + + +static void ieee80211_tkip_deinit(void *priv) +{ + struct ieee80211_tkip_data *_priv = priv; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (_priv->tx_tfm_michael) + crypto_free_tfm(_priv->tx_tfm_michael); + if (_priv->tx_tfm_arc4) + crypto_free_tfm(_priv->tx_tfm_arc4); + if (_priv->rx_tfm_michael) + crypto_free_tfm(_priv->rx_tfm_michael); + if (_priv->rx_tfm_arc4) + crypto_free_tfm(_priv->rx_tfm_arc4); +#else + if (_priv) { + if (_priv->tx_tfm_michael) + crypto_free_hash(_priv->tx_tfm_michael); + if (_priv->tx_tfm_arc4) + crypto_free_blkcipher(_priv->tx_tfm_arc4); + if (_priv->rx_tfm_michael) + crypto_free_hash(_priv->rx_tfm_michael); + if (_priv->rx_tfm_arc4) + crypto_free_blkcipher(_priv->rx_tfm_arc4); + } +#endif + kfree(priv); +} + + +static inline u16 RotR1(u16 val) +{ + return (val >> 1) | (val << 15); +} + + +static inline u8 Lo8(u16 val) +{ + return val & 0xff; +} + + +static inline u8 Hi8(u16 val) +{ + return val >> 8; +} + + +static inline u16 Lo16(u32 val) +{ + return val & 0xffff; +} + + +static inline u16 Hi16(u32 val) +{ + return val >> 16; +} + + +static inline u16 Mk16(u8 hi, u8 lo) +{ + return lo | (((u16) hi) << 8); +} + + +static inline u16 Mk16_le(u16 *v) +{ + return le16_to_cpu(*v); +} + + +static const u16 Sbox[256] = +{ + 0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154, + 0x6050, 0x0203, 0xCEA9, 0x567D, 0xE719, 0xB562, 0x4DE6, 0xEC9A, + 0x8F45, 0x1F9D, 0x8940, 0xFA87, 0xEF15, 0xB2EB, 0x8EC9, 0xFB0B, + 0x41EC, 0xB367, 0x5FFD, 0x45EA, 0x23BF, 0x53F7, 0xE496, 0x9B5B, + 0x75C2, 0xE11C, 0x3DAE, 0x4C6A, 0x6C5A, 0x7E41, 0xF502, 0x834F, + 0x685C, 0x51F4, 0xD134, 0xF908, 0xE293, 0xAB73, 0x6253, 0x2A3F, + 0x080C, 0x9552, 0x4665, 0x9D5E, 0x3028, 0x37A1, 0x0A0F, 0x2FB5, + 0x0E09, 0x2436, 0x1B9B, 0xDF3D, 0xCD26, 0x4E69, 0x7FCD, 0xEA9F, + 0x121B, 0x1D9E, 0x5874, 0x342E, 0x362D, 0xDCB2, 0xB4EE, 0x5BFB, + 0xA4F6, 0x764D, 0xB761, 0x7DCE, 0x527B, 0xDD3E, 0x5E71, 0x1397, + 0xA6F5, 0xB968, 0x0000, 0xC12C, 0x4060, 0xE31F, 0x79C8, 0xB6ED, + 0xD4BE, 0x8D46, 0x67D9, 0x724B, 0x94DE, 0x98D4, 0xB0E8, 0x854A, + 0xBB6B, 0xC52A, 0x4FE5, 0xED16, 0x86C5, 0x9AD7, 0x6655, 0x1194, + 0x8ACF, 0xE910, 0x0406, 0xFE81, 0xA0F0, 0x7844, 0x25BA, 0x4BE3, + 0xA2F3, 0x5DFE, 0x80C0, 0x058A, 0x3FAD, 0x21BC, 0x7048, 0xF104, + 0x63DF, 0x77C1, 0xAF75, 0x4263, 0x2030, 0xE51A, 0xFD0E, 0xBF6D, + 0x814C, 0x1814, 0x2635, 0xC32F, 0xBEE1, 0x35A2, 0x88CC, 0x2E39, + 0x9357, 0x55F2, 0xFC82, 0x7A47, 0xC8AC, 0xBAE7, 0x322B, 0xE695, + 0xC0A0, 0x1998, 0x9ED1, 0xA37F, 0x4466, 0x547E, 0x3BAB, 0x0B83, + 0x8CCA, 0xC729, 0x6BD3, 0x283C, 0xA779, 0xBCE2, 0x161D, 0xAD76, + 0xDB3B, 0x6456, 0x744E, 0x141E, 0x92DB, 0x0C0A, 0x486C, 0xB8E4, + 0x9F5D, 0xBD6E, 0x43EF, 0xC4A6, 0x39A8, 0x31A4, 0xD337, 0xF28B, + 0xD532, 0x8B43, 0x6E59, 0xDAB7, 0x018C, 0xB164, 0x9CD2, 0x49E0, + 0xD8B4, 0xACFA, 0xF307, 0xCF25, 0xCAAF, 0xF48E, 0x47E9, 0x1018, + 0x6FD5, 0xF088, 0x4A6F, 0x5C72, 0x3824, 0x57F1, 0x73C7, 0x9751, + 0xCB23, 0xA17C, 0xE89C, 0x3E21, 0x96DD, 0x61DC, 0x0D86, 0x0F85, + 0xE090, 0x7C42, 0x71C4, 0xCCAA, 0x90D8, 0x0605, 0xF701, 0x1C12, + 0xC2A3, 0x6A5F, 0xAEF9, 0x69D0, 0x1791, 0x9958, 0x3A27, 0x27B9, + 0xD938, 0xEB13, 0x2BB3, 0x2233, 0xD2BB, 0xA970, 0x0789, 0x33A7, + 0x2DB6, 0x3C22, 0x1592, 0xC920, 0x8749, 0xAAFF, 0x5078, 0xA57A, + 0x038F, 0x59F8, 0x0980, 0x1A17, 0x65DA, 0xD731, 0x84C6, 0xD0B8, + 0x82C3, 0x29B0, 0x5A77, 0x1E11, 0x7BCB, 0xA8FC, 0x6DD6, 0x2C3A, +}; + + +static inline u16 _S_(u16 v) +{ + u16 t = Sbox[Hi8(v)]; + return Sbox[Lo8(v)] ^ ((t << 8) | (t >> 8)); +} + + +#define PHASE1_LOOP_COUNT 8 + + +static void tkip_mixing_phase1(u16 *TTAK, const u8 *TK, const u8 *TA, u32 IV32) +{ + int i, j; + + /* Initialize the 80-bit TTAK from TSC (IV32) and TA[0..5] */ + TTAK[0] = Lo16(IV32); + TTAK[1] = Hi16(IV32); + TTAK[2] = Mk16(TA[1], TA[0]); + TTAK[3] = Mk16(TA[3], TA[2]); + TTAK[4] = Mk16(TA[5], TA[4]); + + for (i = 0; i < PHASE1_LOOP_COUNT; i++) { + j = 2 * (i & 1); + TTAK[0] += _S_(TTAK[4] ^ Mk16(TK[1 + j], TK[0 + j])); + TTAK[1] += _S_(TTAK[0] ^ Mk16(TK[5 + j], TK[4 + j])); + TTAK[2] += _S_(TTAK[1] ^ Mk16(TK[9 + j], TK[8 + j])); + TTAK[3] += _S_(TTAK[2] ^ Mk16(TK[13 + j], TK[12 + j])); + TTAK[4] += _S_(TTAK[3] ^ Mk16(TK[1 + j], TK[0 + j])) + i; + } +} + + +static void tkip_mixing_phase2(u8 *WEPSeed, const u8 *TK, const u16 *TTAK, + u16 IV16) +{ + /* Make temporary area overlap WEP seed so that the final copy can be + * avoided on little endian hosts. */ + u16 *PPK = (u16 *) &WEPSeed[4]; + + /* Step 1 - make copy of TTAK and bring in TSC */ + PPK[0] = TTAK[0]; + PPK[1] = TTAK[1]; + PPK[2] = TTAK[2]; + PPK[3] = TTAK[3]; + PPK[4] = TTAK[4]; + PPK[5] = TTAK[4] + IV16; + + /* Step 2 - 96-bit bijective mixing using S-box */ + PPK[0] += _S_(PPK[5] ^ Mk16_le((u16 *) &TK[0])); + PPK[1] += _S_(PPK[0] ^ Mk16_le((u16 *) &TK[2])); + PPK[2] += _S_(PPK[1] ^ Mk16_le((u16 *) &TK[4])); + PPK[3] += _S_(PPK[2] ^ Mk16_le((u16 *) &TK[6])); + PPK[4] += _S_(PPK[3] ^ Mk16_le((u16 *) &TK[8])); + PPK[5] += _S_(PPK[4] ^ Mk16_le((u16 *) &TK[10])); + + PPK[0] += RotR1(PPK[5] ^ Mk16_le((u16 *) &TK[12])); + PPK[1] += RotR1(PPK[0] ^ Mk16_le((u16 *) &TK[14])); + PPK[2] += RotR1(PPK[1]); + PPK[3] += RotR1(PPK[2]); + PPK[4] += RotR1(PPK[3]); + PPK[5] += RotR1(PPK[4]); + + /* Step 3 - bring in last of TK bits, assign 24-bit WEP IV value + * WEPSeed[0..2] is transmitted as WEP IV */ + WEPSeed[0] = Hi8(IV16); + WEPSeed[1] = (Hi8(IV16) | 0x20) & 0x7F; + WEPSeed[2] = Lo8(IV16); + WEPSeed[3] = Lo8((PPK[5] ^ Mk16_le((u16 *) &TK[0])) >> 1); + +#ifdef __BIG_ENDIAN + { + int i; + for (i = 0; i < 6; i++) + PPK[i] = (PPK[i] << 8) | (PPK[i] >> 8); + } +#endif +} + + +static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + int len; + u8 *pos; + struct ieee80211_hdr_4addr *hdr; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + + #if((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) || (OPENSUSE_SLED)) + struct blkcipher_desc desc = {.tfm = tkey->tx_tfm_arc4}; + int ret = 0; + #endif + u8 rc4key[16], *icv; + u32 crc; + struct scatterlist sg; + + if (skb_headroom(skb) < 8 || skb_tailroom(skb) < 4 || + skb->len < hdr_len) + return -1; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + +#if 0 +printk("@@ tkey\n"); +printk("%x|", ((u32*)tkey->key)[0]); +printk("%x|", ((u32*)tkey->key)[1]); +printk("%x|", ((u32*)tkey->key)[2]); +printk("%x|", ((u32*)tkey->key)[3]); +printk("%x|", ((u32*)tkey->key)[4]); +printk("%x|", ((u32*)tkey->key)[5]); +printk("%x|", ((u32*)tkey->key)[6]); +printk("%x\n", ((u32*)tkey->key)[7]); +#endif + + if (!tcb_desc->bHwSec) + { + if (!tkey->tx_phase1_done) { + tkip_mixing_phase1(tkey->tx_ttak, tkey->key, hdr->addr2, + tkey->tx_iv32); + tkey->tx_phase1_done = 1; + } + tkip_mixing_phase2(rc4key, tkey->key, tkey->tx_ttak, tkey->tx_iv16); + } + else + tkey->tx_phase1_done = 1; + + + len = skb->len - hdr_len; + pos = skb_push(skb, 8); + memmove(pos, pos + 8, hdr_len); + pos += hdr_len; + + if (tcb_desc->bHwSec) + { + *pos++ = Hi8(tkey->tx_iv16); + *pos++ = (Hi8(tkey->tx_iv16) | 0x20) & 0x7F; + *pos++ = Lo8(tkey->tx_iv16); + } + else + { + *pos++ = rc4key[0]; + *pos++ = rc4key[1]; + *pos++ = rc4key[2]; + } + + *pos++ = (tkey->key_idx << 6) | (1 << 5) /* Ext IV included */; + *pos++ = tkey->tx_iv32 & 0xff; + *pos++ = (tkey->tx_iv32 >> 8) & 0xff; + *pos++ = (tkey->tx_iv32 >> 16) & 0xff; + *pos++ = (tkey->tx_iv32 >> 24) & 0xff; + + if (!tcb_desc->bHwSec) + { + icv = skb_put(skb, 4); +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) + crc = ~crc32_le(~0, pos, len); +#else + crc = ~ether_crc_le(len, pos); +#endif + icv[0] = crc; + icv[1] = crc >> 8; + icv[2] = crc >> 16; + icv[3] = crc >> 24; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + crypto_cipher_setkey(tkey->tx_tfm_arc4, rc4key, 16); + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = len + 4; + crypto_cipher_encrypt(tkey->tx_tfm_arc4, &sg, &sg, len + 4); +#else + crypto_blkcipher_setkey(tkey->tx_tfm_arc4, rc4key, 16); +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = len + 4; +#else + sg_init_one(&sg, pos, len+4); +#endif + ret= crypto_blkcipher_encrypt(&desc, &sg, &sg, len + 4); +#endif + + } + + tkey->tx_iv16++; + if (tkey->tx_iv16 == 0) { + tkey->tx_phase1_done = 0; + tkey->tx_iv32++; + } + + if (!tcb_desc->bHwSec) +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + return 0; + #else + return ret; + #endif + else + return 0; + + +} + +static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + u8 keyidx, *pos; + u32 iv32; + u16 iv16; + struct ieee80211_hdr_4addr *hdr; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + #if((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) || (OPENSUSE_SLED)) + struct blkcipher_desc desc = {.tfm = tkey->rx_tfm_arc4}; + #endif + u8 rc4key[16]; + u8 icv[4]; + u32 crc; + struct scatterlist sg; + int plen; + if (skb->len < hdr_len + 8 + 4) + return -1; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + pos = skb->data + hdr_len; + keyidx = pos[3]; + if (!(keyidx & (1 << 5))) { + if (net_ratelimit()) { + printk(KERN_DEBUG "TKIP: received packet without ExtIV" + " flag from " MAC_FMT "\n", MAC_ARG(hdr->addr2)); + } + return -2; + } + keyidx >>= 6; + if (tkey->key_idx != keyidx) { + printk(KERN_DEBUG "TKIP: RX tkey->key_idx=%d frame " + "keyidx=%d priv=%p\n", tkey->key_idx, keyidx, priv); + return -6; + } + if (!tkey->key_set) { + if (net_ratelimit()) { + printk(KERN_DEBUG "TKIP: received packet from " MAC_FMT + " with keyid=%d that does not have a configured" + " key\n", MAC_ARG(hdr->addr2), keyidx); + } + return -3; + } + iv16 = (pos[0] << 8) | pos[2]; + iv32 = pos[4] | (pos[5] << 8) | (pos[6] << 16) | (pos[7] << 24); + pos += 8; + + if (!tcb_desc->bHwSec) + { + if (iv32 < tkey->rx_iv32 || + (iv32 == tkey->rx_iv32 && iv16 <= tkey->rx_iv16)) { + if (net_ratelimit()) { + printk(KERN_DEBUG "TKIP: replay detected: STA=" MAC_FMT + " previous TSC %08x%04x received TSC " + "%08x%04x\n", MAC_ARG(hdr->addr2), + tkey->rx_iv32, tkey->rx_iv16, iv32, iv16); + } + tkey->dot11RSNAStatsTKIPReplays++; + return -4; + } + + if (iv32 != tkey->rx_iv32 || !tkey->rx_phase1_done) { + tkip_mixing_phase1(tkey->rx_ttak, tkey->key, hdr->addr2, iv32); + tkey->rx_phase1_done = 1; + } + tkip_mixing_phase2(rc4key, tkey->key, tkey->rx_ttak, iv16); + + plen = skb->len - hdr_len - 12; + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + crypto_cipher_setkey(tkey->rx_tfm_arc4, rc4key, 16); + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = plen + 4; + crypto_cipher_decrypt(tkey->rx_tfm_arc4, &sg, &sg, plen + 4); +#else + crypto_blkcipher_setkey(tkey->rx_tfm_arc4, rc4key, 16); +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = plen + 4; +#else + sg_init_one(&sg, pos, plen+4); +#endif + if (crypto_blkcipher_decrypt(&desc, &sg, &sg, plen + 4)) { + if (net_ratelimit()) { + printk(KERN_DEBUG ": TKIP: failed to decrypt " + "received packet from " MAC_FMT "\n", + MAC_ARG(hdr->addr2)); + } + return -7; + } +#endif + + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) + crc = ~crc32_le(~0, pos, plen); + #else + crc = ~ether_crc_le(plen, pos); + #endif + icv[0] = crc; + icv[1] = crc >> 8; + icv[2] = crc >> 16; + icv[3] = crc >> 24; + + if (memcmp(icv, pos + plen, 4) != 0) { + if (iv32 != tkey->rx_iv32) { + /* Previously cached Phase1 result was already lost, so + * it needs to be recalculated for the next packet. */ + tkey->rx_phase1_done = 0; + } + if (net_ratelimit()) { + printk(KERN_DEBUG "TKIP: ICV error detected: STA=" + MAC_FMT "\n", MAC_ARG(hdr->addr2)); + } + tkey->dot11RSNAStatsTKIPICVErrors++; + return -5; + } + + } + + /* Update real counters only after Michael MIC verification has + * completed */ + tkey->rx_iv32_new = iv32; + tkey->rx_iv16_new = iv16; + + /* Remove IV and ICV */ + memmove(skb->data + 8, skb->data, hdr_len); + skb_pull(skb, 8); + skb_trim(skb, skb->len - 4); + +//john's test +#ifdef JOHN_DUMP +if( ((u16*)skb->data)[0] & 0x4000){ + printk("@@ rx decrypted skb->data"); + int i; + for(i=0;i<skb->len;i++){ + if( (i%24)==0 ) printk("\n"); + printk("%2x ", ((u8*)skb->data)[i]); + } + printk("\n"); +} +#endif /*JOHN_DUMP*/ + return keyidx; +} + + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) +static int michael_mic(struct crypto_tfm * tfm_michael, u8 *key, u8 *hdr, + u8 *data, size_t data_len, u8 *mic) +{ + struct scatterlist sg[2]; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + struct hash_desc desc; + int ret = 0; +#endif + + if (tfm_michael == NULL){ + printk(KERN_WARNING "michael_mic: tfm_michael == NULL\n"); + return -1; + } + sg[0].page = virt_to_page(hdr); + sg[0].offset = offset_in_page(hdr); + sg[0].length = 16; + + sg[1].page = virt_to_page(data); + sg[1].offset = offset_in_page(data); + sg[1].length = data_len; + + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) + crypto_digest_init(tfm_michael); + crypto_digest_setkey(tfm_michael, key, 8); + crypto_digest_update(tfm_michael, sg, 2); + crypto_digest_final(tfm_michael, mic); + return 0; +#else +if (crypto_hash_setkey(tkey->tfm_michael, key, 8)) + return -1; + +// return 0; + desc.tfm = tkey->tfm_michael; + desc.flags = 0; + ret = crypto_hash_digest(&desc, sg, data_len + 16, mic); + return ret; +#endif +} +#else +static int michael_mic(struct crypto_hash *tfm_michael, u8 * key, u8 * hdr, + u8 * data, size_t data_len, u8 * mic) +{ + struct hash_desc desc; + struct scatterlist sg[2]; + + if (tfm_michael == NULL) { + printk(KERN_WARNING "michael_mic: tfm_michael == NULL\n"); + return -1; + } +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) + sg[0].page = virt_to_page(hdr); + sg[0].offset = offset_in_page(hdr); + sg[0].length = 16; + + sg[1].page = virt_to_page(data); + sg[1].offset = offset_in_page(data); + sg[1].length = data_len; +#else + sg_init_table(sg, 2); + sg_set_buf(&sg[0], hdr, 16); + sg_set_buf(&sg[1], data, data_len); +#endif + + if (crypto_hash_setkey(tfm_michael, key, 8)) + return -1; + + desc.tfm = tfm_michael; + desc.flags = 0; + return crypto_hash_digest(&desc, sg, data_len + 16, mic); +} +#endif + + + +static void michael_mic_hdr(struct sk_buff *skb, u8 *hdr) +{ + struct ieee80211_hdr_4addr *hdr11; + + hdr11 = (struct ieee80211_hdr_4addr *) skb->data; + switch (le16_to_cpu(hdr11->frame_ctl) & + (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { + case IEEE80211_FCTL_TODS: + memcpy(hdr, hdr11->addr3, ETH_ALEN); /* DA */ + memcpy(hdr + ETH_ALEN, hdr11->addr2, ETH_ALEN); /* SA */ + break; + case IEEE80211_FCTL_FROMDS: + memcpy(hdr, hdr11->addr1, ETH_ALEN); /* DA */ + memcpy(hdr + ETH_ALEN, hdr11->addr3, ETH_ALEN); /* SA */ + break; + case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: + memcpy(hdr, hdr11->addr3, ETH_ALEN); /* DA */ + memcpy(hdr + ETH_ALEN, hdr11->addr4, ETH_ALEN); /* SA */ + break; + case 0: + memcpy(hdr, hdr11->addr1, ETH_ALEN); /* DA */ + memcpy(hdr + ETH_ALEN, hdr11->addr2, ETH_ALEN); /* SA */ + break; + } + + hdr[12] = 0; /* priority */ + + hdr[13] = hdr[14] = hdr[15] = 0; /* reserved */ +} + + +static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + u8 *pos; + struct ieee80211_hdr_4addr *hdr; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + + if (skb_tailroom(skb) < 8 || skb->len < hdr_len) { + printk(KERN_DEBUG "Invalid packet for Michael MIC add " + "(tailroom=%d hdr_len=%d skb->len=%d)\n", + skb_tailroom(skb), hdr_len, skb->len); + return -1; + } + + michael_mic_hdr(skb, tkey->tx_hdr); + + // { david, 2006.9.1 + // fix the wpa process with wmm enabled. + if(IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl))) { + tkey->tx_hdr[12] = *(skb->data + hdr_len - 2) & 0x07; + } + // } + pos = skb_put(skb, 8); +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (michael_mic(tkey->tx_tfm_michael, &tkey->key[16], tkey->tx_hdr, + skb->data + hdr_len, skb->len - 8 - hdr_len, pos)) +#else + if (michael_mic(tkey->tx_tfm_michael, &tkey->key[16], tkey->tx_hdr, + skb->data + hdr_len, skb->len - 8 - hdr_len, pos)) +#endif + return -1; + + return 0; +} + + +#if WIRELESS_EXT >= 18 +static void ieee80211_michael_mic_failure(struct net_device *dev, + struct ieee80211_hdr_4addr *hdr, + int keyidx) +{ + union iwreq_data wrqu; + struct iw_michaelmicfailure ev; + + /* TODO: needed parameters: count, keyid, key type, TSC */ + memset(&ev, 0, sizeof(ev)); + ev.flags = keyidx & IW_MICFAILURE_KEY_ID; + if (hdr->addr1[0] & 0x01) + ev.flags |= IW_MICFAILURE_GROUP; + else + ev.flags |= IW_MICFAILURE_PAIRWISE; + ev.src_addr.sa_family = ARPHRD_ETHER; + memcpy(ev.src_addr.sa_data, hdr->addr2, ETH_ALEN); + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = sizeof(ev); + wireless_send_event(dev, IWEVMICHAELMICFAILURE, &wrqu, (char *) &ev); +} +#elif WIRELESS_EXT >= 15 +static void ieee80211_michael_mic_failure(struct net_device *dev, + struct ieee80211_hdr_4addr *hdr, + int keyidx) +{ + union iwreq_data wrqu; + char buf[128]; + + /* TODO: needed parameters: count, keyid, key type, TSC */ + sprintf(buf, "MLME-MICHAELMICFAILURE.indication(keyid=%d %scast addr=" + MAC_FMT ")", keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni", + MAC_ARG(hdr->addr2)); + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = strlen(buf); + wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf); +} +#else /* WIRELESS_EXT >= 15 */ +static inline void ieee80211_michael_mic_failure(struct net_device *dev, + struct ieee80211_hdr_4addr *hdr, + int keyidx) +{ +} +#endif /* WIRELESS_EXT >= 15 */ + +static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx, + int hdr_len, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + u8 mic[8]; + struct ieee80211_hdr_4addr *hdr; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + + if (!tkey->key_set) + return -1; + + michael_mic_hdr(skb, tkey->rx_hdr); + // { david, 2006.9.1 + // fix the wpa process with wmm enabled. + if(IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl))) { + tkey->rx_hdr[12] = *(skb->data + hdr_len - 2) & 0x07; + } + // } + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (michael_mic(tkey->rx_tfm_michael, &tkey->key[24], tkey->rx_hdr, + skb->data + hdr_len, skb->len - 8 - hdr_len, mic)) +#else + if (michael_mic(tkey->rx_tfm_michael, &tkey->key[24], tkey->rx_hdr, + skb->data + hdr_len, skb->len - 8 - hdr_len, mic)) +#endif + return -1; + if (memcmp(mic, skb->data + skb->len - 8, 8) != 0) { + struct ieee80211_hdr_4addr *hdr; + hdr = (struct ieee80211_hdr_4addr *) skb->data; + printk(KERN_DEBUG "%s: Michael MIC verification failed for " + "MSDU from " MAC_FMT " keyidx=%d\n", + skb->dev ? skb->dev->name : "N/A", MAC_ARG(hdr->addr2), + keyidx); + if (skb->dev) + ieee80211_michael_mic_failure(skb->dev, hdr, keyidx); + tkey->dot11RSNAStatsTKIPLocalMICFailures++; + return -1; + } + + /* Update TSC counters for RX now that the packet verification has + * completed. */ + tkey->rx_iv32 = tkey->rx_iv32_new; + tkey->rx_iv16 = tkey->rx_iv16_new; + + skb_trim(skb, skb->len - 8); + + return 0; +} + + +static int ieee80211_tkip_set_key(void *key, int len, u8 *seq, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + int keyidx; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + struct crypto_tfm *tfm = tkey->tx_tfm_michael; + struct crypto_tfm *tfm2 = tkey->tx_tfm_arc4; + struct crypto_tfm *tfm3 = tkey->rx_tfm_michael; + struct crypto_tfm *tfm4 = tkey->rx_tfm_arc4; +#else + struct crypto_hash *tfm = tkey->tx_tfm_michael; + struct crypto_blkcipher *tfm2 = tkey->tx_tfm_arc4; + struct crypto_hash *tfm3 = tkey->rx_tfm_michael; + struct crypto_blkcipher *tfm4 = tkey->rx_tfm_arc4; +#endif + + keyidx = tkey->key_idx; + memset(tkey, 0, sizeof(*tkey)); + tkey->key_idx = keyidx; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + tkey->tx_tfm_michael = tfm; + tkey->tx_tfm_arc4 = tfm2; + tkey->rx_tfm_michael = tfm3; + tkey->rx_tfm_arc4 = tfm4; +#else + tkey->tx_tfm_michael = tfm; + tkey->tx_tfm_arc4 = tfm2; + tkey->rx_tfm_michael = tfm3; + tkey->rx_tfm_arc4 = tfm4; +#endif + + if (len == TKIP_KEY_LEN) { + memcpy(tkey->key, key, TKIP_KEY_LEN); + tkey->key_set = 1; + tkey->tx_iv16 = 1; /* TSC is initialized to 1 */ + if (seq) { + tkey->rx_iv32 = (seq[5] << 24) | (seq[4] << 16) | + (seq[3] << 8) | seq[2]; + tkey->rx_iv16 = (seq[1] << 8) | seq[0]; + } + } else if (len == 0) + tkey->key_set = 0; + else + return -1; + + return 0; +} + + +static int ieee80211_tkip_get_key(void *key, int len, u8 *seq, void *priv) +{ + struct ieee80211_tkip_data *tkey = priv; + + if (len < TKIP_KEY_LEN) + return -1; + + if (!tkey->key_set) + return 0; + memcpy(key, tkey->key, TKIP_KEY_LEN); + + if (seq) { + /* Return the sequence number of the last transmitted frame. */ + u16 iv16 = tkey->tx_iv16; + u32 iv32 = tkey->tx_iv32; + if (iv16 == 0) + iv32--; + iv16--; + seq[0] = tkey->tx_iv16; + seq[1] = tkey->tx_iv16 >> 8; + seq[2] = tkey->tx_iv32; + seq[3] = tkey->tx_iv32 >> 8; + seq[4] = tkey->tx_iv32 >> 16; + seq[5] = tkey->tx_iv32 >> 24; + } + + return TKIP_KEY_LEN; +} + + +static char * ieee80211_tkip_print_stats(char *p, void *priv) +{ + struct ieee80211_tkip_data *tkip = priv; + p += sprintf(p, "key[%d] alg=TKIP key_set=%d " + "tx_pn=%02x%02x%02x%02x%02x%02x " + "rx_pn=%02x%02x%02x%02x%02x%02x " + "replays=%d icv_errors=%d local_mic_failures=%d\n", + tkip->key_idx, tkip->key_set, + (tkip->tx_iv32 >> 24) & 0xff, + (tkip->tx_iv32 >> 16) & 0xff, + (tkip->tx_iv32 >> 8) & 0xff, + tkip->tx_iv32 & 0xff, + (tkip->tx_iv16 >> 8) & 0xff, + tkip->tx_iv16 & 0xff, + (tkip->rx_iv32 >> 24) & 0xff, + (tkip->rx_iv32 >> 16) & 0xff, + (tkip->rx_iv32 >> 8) & 0xff, + tkip->rx_iv32 & 0xff, + (tkip->rx_iv16 >> 8) & 0xff, + tkip->rx_iv16 & 0xff, + tkip->dot11RSNAStatsTKIPReplays, + tkip->dot11RSNAStatsTKIPICVErrors, + tkip->dot11RSNAStatsTKIPLocalMICFailures); + return p; +} + + +static struct ieee80211_crypto_ops ieee80211_crypt_tkip = { + .name = "TKIP", + .init = ieee80211_tkip_init, + .deinit = ieee80211_tkip_deinit, + .encrypt_mpdu = ieee80211_tkip_encrypt, + .decrypt_mpdu = ieee80211_tkip_decrypt, + .encrypt_msdu = ieee80211_michael_mic_add, + .decrypt_msdu = ieee80211_michael_mic_verify, + .set_key = ieee80211_tkip_set_key, + .get_key = ieee80211_tkip_get_key, + .print_stats = ieee80211_tkip_print_stats, + .extra_prefix_len = 4 + 4, /* IV + ExtIV */ + .extra_postfix_len = 8 + 4, /* MIC + ICV */ + .owner = THIS_MODULE, +}; + + +int __init ieee80211_crypto_tkip_init(void) +{ + return ieee80211_register_crypto_ops(&ieee80211_crypt_tkip); +} + + +void __exit ieee80211_crypto_tkip_exit(void) +{ + ieee80211_unregister_crypto_ops(&ieee80211_crypt_tkip); +} + +void ieee80211_tkip_null(void) +{ +// printk("============>%s()\n", __FUNCTION__); + return; +} +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_tkip_null); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_tkip_null); +#endif + +//module_init(ieee80211_crypto_tkip_init); +//module_exit(ieee80211_crypto_tkip_exit); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_wep.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_wep.c new file mode 100644 index 0000000..6341435 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_wep.c @@ -0,0 +1,397 @@ +/* + * Host AP crypt: host-based WEP encryption implementation for Host AP driver + * + * Copyright (c) 2002-2004, Jouni Malinen <jkmaline@cc.hut.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +//#include <linux/config.h> +#include <linux/version.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/random.h> +#include <linux/skbuff.h> +#include <asm/string.h> + +#include "ieee80211.h" + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,20)) +//#include "crypto_compat.h" +#endif + + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#include "rtl_crypto.h" +#else +#include <linux/crypto.h> +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) + #include <asm/scatterlist.h> +#else + #include <linux/scatterlist.h> +#endif +//#include <asm/scatterlist.h> +#include <linux/crc32.h> +// +/* +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +#include "rtl_crypto.h" +#else +#include <linux/crypto.h> +#endif + +#include <asm/scatterlist.h> +#include <linux/crc32.h> +*/ +MODULE_AUTHOR("Jouni Malinen"); +MODULE_DESCRIPTION("Host AP crypt: WEP"); +MODULE_LICENSE("GPL"); +#ifndef OPENSUSE_SLED +#define OPENSUSE_SLED 0 +#endif + +struct prism2_wep_data { + u32 iv; +#define WEP_KEY_LEN 13 + u8 key[WEP_KEY_LEN + 1]; + u8 key_len; + u8 key_idx; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + struct crypto_tfm *tfm; + #else + struct crypto_blkcipher *tx_tfm; + struct crypto_blkcipher *rx_tfm; + #endif +}; + + +static void * prism2_wep_init(int keyidx) +{ + struct prism2_wep_data *priv; + + priv = kmalloc(sizeof(*priv), GFP_ATOMIC); + if (priv == NULL) + goto fail; + memset(priv, 0, sizeof(*priv)); + priv->key_idx = keyidx; + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + priv->tfm = crypto_alloc_tfm("arc4", 0); + if (priv->tfm == NULL) { + printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate " + "crypto API arc4\n"); + goto fail; + } + #else + priv->tx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->tx_tfm)) { + printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate " + "crypto API arc4\n"); + priv->tx_tfm = NULL; + goto fail; + } + priv->rx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC); + if (IS_ERR(priv->rx_tfm)) { + printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate " + "crypto API arc4\n"); + priv->rx_tfm = NULL; + goto fail; + } + #endif + + /* start WEP IV from a random value */ + get_random_bytes(&priv->iv, 4); + + return priv; + +fail: +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (priv) { + if (priv->tfm) + crypto_free_tfm(priv->tfm); + kfree(priv); + } + #else + if (priv) { + if (priv->tx_tfm) + crypto_free_blkcipher(priv->tx_tfm); + if (priv->rx_tfm) + crypto_free_blkcipher(priv->rx_tfm); + kfree(priv); + } + #endif + return NULL; +} + + +static void prism2_wep_deinit(void *priv) +{ + struct prism2_wep_data *_priv = priv; +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + if (_priv && _priv->tfm) + crypto_free_tfm(_priv->tfm); + #else + if (_priv) { + if (_priv->tx_tfm) + crypto_free_blkcipher(_priv->tx_tfm); + if (_priv->rx_tfm) + crypto_free_blkcipher(_priv->rx_tfm); + } + #endif + kfree(priv); +} + +/* Perform WEP encryption on given skb that has at least 4 bytes of headroom + * for IV and 4 bytes of tailroom for ICV. Both IV and ICV will be transmitted, + * so the payload length increases with 8 bytes. + * + * WEP frame payload: IV + TX key idx, RC4(data), ICV = RC4(CRC32(data)) + */ +static int prism2_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct prism2_wep_data *wep = priv; + u32 klen, len; + u8 key[WEP_KEY_LEN + 3]; + u8 *pos; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + #if((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) || (OPENSUSE_SLED)) + struct blkcipher_desc desc = {.tfm = wep->tx_tfm}; + #endif + u32 crc; + u8 *icv; + struct scatterlist sg; + if (skb_headroom(skb) < 4 || skb_tailroom(skb) < 4 || + skb->len < hdr_len) + return -1; + + len = skb->len - hdr_len; + pos = skb_push(skb, 4); + memmove(pos, pos + 4, hdr_len); + pos += hdr_len; + + klen = 3 + wep->key_len; + + wep->iv++; + + /* Fluhrer, Mantin, and Shamir have reported weaknesses in the key + * scheduling algorithm of RC4. At least IVs (KeyByte + 3, 0xff, N) + * can be used to speedup attacks, so avoid using them. */ + if ((wep->iv & 0xff00) == 0xff00) { + u8 B = (wep->iv >> 16) & 0xff; + if (B >= 3 && B < klen) + wep->iv += 0x0100; + } + + /* Prepend 24-bit IV to RC4 key and TX frame */ + *pos++ = key[0] = (wep->iv >> 16) & 0xff; + *pos++ = key[1] = (wep->iv >> 8) & 0xff; + *pos++ = key[2] = wep->iv & 0xff; + *pos++ = wep->key_idx << 6; + + /* Copy rest of the WEP key (the secret part) */ + memcpy(key + 3, wep->key, wep->key_len); + + if (!tcb_desc->bHwSec) + { + + /* Append little-endian CRC32 and encrypt it to produce ICV */ + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) + crc = ~crc32_le(~0, pos, len); + #else + crc = ~ether_crc_le(len, pos); + #endif + icv = skb_put(skb, 4); + icv[0] = crc; + icv[1] = crc >> 8; + icv[2] = crc >> 16; + icv[3] = crc >> 24; + +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + crypto_cipher_setkey(wep->tfm, key, klen); + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = len + 4; + crypto_cipher_encrypt(wep->tfm, &sg, &sg, len + 4); + return 0; + #else + crypto_blkcipher_setkey(wep->tx_tfm, key, klen); + #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = len + 4; + #else + sg_init_one(&sg, pos, len+4); + #endif + return crypto_blkcipher_encrypt(&desc, &sg, &sg, len + 4); + #endif + } + + return 0; +} + + +/* Perform WEP decryption on given buffer. Buffer includes whole WEP part of + * the frame: IV (4 bytes), encrypted payload (including SNAP header), + * ICV (4 bytes). len includes both IV and ICV. + * + * Returns 0 if frame was decrypted successfully and ICV was correct and -1 on + * failure. If frame is OK, IV and ICV will be removed. + */ +static int prism2_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv) +{ + struct prism2_wep_data *wep = priv; + u32 klen, plen; + u8 key[WEP_KEY_LEN + 3]; + u8 keyidx, *pos; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + #if((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) || (OPENSUSE_SLED)) + struct blkcipher_desc desc = {.tfm = wep->rx_tfm}; + #endif + u32 crc; + u8 icv[4]; + struct scatterlist sg; + if (skb->len < hdr_len + 8) + return -1; + + pos = skb->data + hdr_len; + key[0] = *pos++; + key[1] = *pos++; + key[2] = *pos++; + keyidx = *pos++ >> 6; + if (keyidx != wep->key_idx) + return -1; + + klen = 3 + wep->key_len; + + /* Copy rest of the WEP key (the secret part) */ + memcpy(key + 3, wep->key, wep->key_len); + + /* Apply RC4 to data and compute CRC32 over decrypted data */ + plen = skb->len - hdr_len - 8; + + if (!tcb_desc->bHwSec) + { +#if((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)) && (!OPENSUSE_SLED)) + crypto_cipher_setkey(wep->tfm, key, klen); + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = plen + 4; + crypto_cipher_decrypt(wep->tfm, &sg, &sg, plen + 4); + #else + crypto_blkcipher_setkey(wep->rx_tfm, key, klen); + #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + sg.page = virt_to_page(pos); + sg.offset = offset_in_page(pos); + sg.length = plen + 4; + #else + sg_init_one(&sg, pos, plen+4); + #endif + if (crypto_blkcipher_decrypt(&desc, &sg, &sg, plen + 4)) + return -7; + #endif + #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) + crc = ~crc32_le(~0, pos, plen); + #else + crc = ~ether_crc_le(plen, pos); + #endif + icv[0] = crc; + icv[1] = crc >> 8; + icv[2] = crc >> 16; + icv[3] = crc >> 24; + if (memcmp(icv, pos + plen, 4) != 0) { + /* ICV mismatch - drop frame */ + return -2; + } + } + /* Remove IV and ICV */ + memmove(skb->data + 4, skb->data, hdr_len); + skb_pull(skb, 4); + skb_trim(skb, skb->len - 4); + + return 0; +} + + +static int prism2_wep_set_key(void *key, int len, u8 *seq, void *priv) +{ + struct prism2_wep_data *wep = priv; + + if (len < 0 || len > WEP_KEY_LEN) + return -1; + + memcpy(wep->key, key, len); + wep->key_len = len; + + return 0; +} + + +static int prism2_wep_get_key(void *key, int len, u8 *seq, void *priv) +{ + struct prism2_wep_data *wep = priv; + + if (len < wep->key_len) + return -1; + + memcpy(key, wep->key, wep->key_len); + + return wep->key_len; +} + + +static char * prism2_wep_print_stats(char *p, void *priv) +{ + struct prism2_wep_data *wep = priv; + p += sprintf(p, "key[%d] alg=WEP len=%d\n", + wep->key_idx, wep->key_len); + return p; +} + + +static struct ieee80211_crypto_ops ieee80211_crypt_wep = { + .name = "WEP", + .init = prism2_wep_init, + .deinit = prism2_wep_deinit, + .encrypt_mpdu = prism2_wep_encrypt, + .decrypt_mpdu = prism2_wep_decrypt, + .encrypt_msdu = NULL, + .decrypt_msdu = NULL, + .set_key = prism2_wep_set_key, + .get_key = prism2_wep_get_key, + .print_stats = prism2_wep_print_stats, + .extra_prefix_len = 4, /* IV */ + .extra_postfix_len = 4, /* ICV */ + .owner = THIS_MODULE, +}; + + +int __init ieee80211_crypto_wep_init(void) +{ + return ieee80211_register_crypto_ops(&ieee80211_crypt_wep); +} + + +void __exit ieee80211_crypto_wep_exit(void) +{ + ieee80211_unregister_crypto_ops(&ieee80211_crypt_wep); +} + +void ieee80211_wep_null(void) +{ +// printk("============>%s()\n", __FUNCTION__); + return; +} +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_wep_null); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_wep_null); +#endif + +//module_init(ieee80211_crypto_wep_init); +//module_exit(ieee80211_crypto_wep_exit); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c new file mode 100644 index 0000000..16256a3 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c @@ -0,0 +1,432 @@ +/******************************************************************************* + + Copyright(c) 2004 Intel Corporation. All rights reserved. + + Portions of this file are based on the WEP enablement code provided by the + Host AP project hostap-drivers v0.1.3 + Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + <jkmaline@cc.hut.fi> + Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., 59 + Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + The full GNU General Public License is included in this distribution in the + file called LICENSE. + + Contact Information: + James P. Ketrenos <ipw2100-admin@linux.intel.com> + Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + +*******************************************************************************/ + +#include <linux/compiler.h> +//#include <linux/config.h> +#include <linux/errno.h> +#include <linux/if_arp.h> +#include <linux/in6.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +#include <linux/proc_fs.h> +#include <linux/skbuff.h> +#include <linux/slab.h> +#include <linux/tcp.h> +#include <linux/types.h> +#include <linux/version.h> +#include <linux/wireless.h> +#include <linux/etherdevice.h> +#include <asm/uaccess.h> +#include <net/arp.h> + +#include "ieee80211.h" + +MODULE_DESCRIPTION("802.11 data/management/control stack"); +MODULE_AUTHOR("Copyright (C) 2004 Intel Corporation <jketreno@linux.intel.com>"); +MODULE_LICENSE("GPL"); + +#define DRV_NAME "ieee80211" + +static inline int ieee80211_networks_allocate(struct ieee80211_device *ieee) +{ + if (ieee->networks) + return 0; + + ieee->networks = kmalloc( + MAX_NETWORK_COUNT * sizeof(struct ieee80211_network), + GFP_KERNEL); + if (!ieee->networks) { + printk(KERN_WARNING "%s: Out of memory allocating beacons\n", + ieee->dev->name); + return -ENOMEM; + } + + memset(ieee->networks, 0, + MAX_NETWORK_COUNT * sizeof(struct ieee80211_network)); + + return 0; +} + +static inline void ieee80211_networks_free(struct ieee80211_device *ieee) +{ + if (!ieee->networks) + return; + kfree(ieee->networks); + ieee->networks = NULL; +} + +static inline void ieee80211_networks_initialize(struct ieee80211_device *ieee) +{ + int i; + + INIT_LIST_HEAD(&ieee->network_free_list); + INIT_LIST_HEAD(&ieee->network_list); + for (i = 0; i < MAX_NETWORK_COUNT; i++) + list_add_tail(&ieee->networks[i].list, &ieee->network_free_list); +} + + +struct net_device *alloc_ieee80211(int sizeof_priv) +{ + struct ieee80211_device *ieee; + struct net_device *dev; + int i,err; + + IEEE80211_DEBUG_INFO("Initializing...\n"); + + dev = alloc_etherdev(sizeof(struct ieee80211_device) + sizeof_priv); + if (!dev) { + IEEE80211_ERROR("Unable to network device.\n"); + goto failed; + } + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) + ieee = netdev_priv(dev); +#else + ieee = (struct ieee80211_device *)dev->priv; +#endif +#if 0 + dev->hard_start_xmit = ieee80211_xmit; +#endif + + memset(ieee, 0, sizeof(struct ieee80211_device)+sizeof_priv); + ieee->dev = dev; + + err = ieee80211_networks_allocate(ieee); + if (err) { + IEEE80211_ERROR("Unable to allocate beacon storage: %d\n", + err); + goto failed; + } + ieee80211_networks_initialize(ieee); + + + /* Default fragmentation threshold is maximum payload size */ + ieee->fts = DEFAULT_FTS; + ieee->scan_age = DEFAULT_MAX_SCAN_AGE; + ieee->open_wep = 1; + + /* Default to enabling full open WEP with host based encrypt/decrypt */ + ieee->host_encrypt = 1; + ieee->host_decrypt = 1; + ieee->ieee802_1x = 1; /* Default to supporting 802.1x */ + + INIT_LIST_HEAD(&ieee->crypt_deinit_list); + init_timer(&ieee->crypt_deinit_timer); + ieee->crypt_deinit_timer.data = (unsigned long)ieee; + ieee->crypt_deinit_timer.function = ieee80211_crypt_deinit_handler; + + spin_lock_init(&ieee->lock); + spin_lock_init(&ieee->wpax_suitlist_lock); + spin_lock_init(&ieee->bw_spinlock); + spin_lock_init(&ieee->reorder_spinlock); + //added by WB + atomic_set(&(ieee->atm_chnlop), 0); + atomic_set(&(ieee->atm_swbw), 0); + + ieee->wpax_type_set = 0; + ieee->wpa_enabled = 0; + ieee->tkip_countermeasures = 0; + ieee->drop_unencrypted = 0; + ieee->privacy_invoked = 0; + ieee->ieee802_1x = 1; + ieee->raw_tx = 0; + //ieee->hwsec_support = 1; //defalt support hw security. //use module_param instead. + ieee->hwsec_active = 0; //disable hwsec, switch it on when necessary. + + ieee80211_softmac_init(ieee); + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13)) + ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL); +#else + ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kmalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL); + memset(ieee->pHTInfo,0,sizeof(RT_HIGH_THROUGHPUT)); +#endif + if (ieee->pHTInfo == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc memory for HTInfo\n"); + return NULL; + } + HTUpdateDefaultSetting(ieee); + HTInitializeHTInfo(ieee); //may move to other place. + TSInitialize(ieee); +#if 0 +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) + INIT_WORK(&ieee->ht_onAssRsp, (void(*)(void*)) HTOnAssocRsp_wq); +#else + INIT_WORK(&ieee->ht_onAssRsp, (void(*)(void*)) HTOnAssocRsp_wq, ieee); +#endif +#endif + for (i = 0; i < IEEE_IBSS_MAC_HASH_SIZE; i++) + INIT_LIST_HEAD(&ieee->ibss_mac_hash[i]); + + for (i = 0; i < 17; i++) { + ieee->last_rxseq_num[i] = -1; + ieee->last_rxfrag_num[i] = -1; + ieee->last_packet_time[i] = 0; + } + +//These function were added to load crypte module autoly + ieee80211_tkip_null(); + ieee80211_wep_null(); + ieee80211_ccmp_null(); + + return dev; + + failed: + if (dev) +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) + free_netdev(dev); +#else + kfree(dev); +#endif + return NULL; +} + + +void free_ieee80211(struct net_device *dev) +{ +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) + struct ieee80211_device *ieee = netdev_priv(dev); +#else + struct ieee80211_device *ieee = (struct ieee80211_device *)dev->priv; +#endif + int i; + //struct list_head *p, *q; +// del_timer_sync(&ieee->SwBwTimer); +#if 1 + if (ieee->pHTInfo != NULL) + { + kfree(ieee->pHTInfo); + ieee->pHTInfo = NULL; + } +#endif + RemoveAllTS(ieee); + ieee80211_softmac_free(ieee); + del_timer_sync(&ieee->crypt_deinit_timer); + ieee80211_crypt_deinit_entries(ieee, 1); + + for (i = 0; i < WEP_KEYS; i++) { + struct ieee80211_crypt_data *crypt = ieee->crypt[i]; + if (crypt) { + if (crypt->ops) { + crypt->ops->deinit(crypt->priv); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) + module_put(crypt->ops->owner); +#else + __MOD_DEC_USE_COUNT(crypt->ops->owner); +#endif + } + kfree(crypt); + ieee->crypt[i] = NULL; + } + } + + ieee80211_networks_free(ieee); +#if 0 + for (i = 0; i < IEEE_IBSS_MAC_HASH_SIZE; i++) { + list_for_each_safe(p, q, &ieee->ibss_mac_hash[i]) { + kfree(list_entry(p, struct ieee_ibss_seq, list)); + list_del(p); + } + } + +#endif +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) + free_netdev(dev); +#else + kfree(dev); +#endif +} + +#ifdef CONFIG_IEEE80211_DEBUG + +u32 ieee80211_debug_level = 0; +static int debug = \ + // IEEE80211_DL_INFO | + // IEEE80211_DL_WX | + // IEEE80211_DL_SCAN | + // IEEE80211_DL_STATE | + // IEEE80211_DL_MGMT | + // IEEE80211_DL_FRAG | + // IEEE80211_DL_EAP | + // IEEE80211_DL_DROP | + // IEEE80211_DL_TX | + // IEEE80211_DL_RX | + //IEEE80211_DL_QOS | + // IEEE80211_DL_HT | + // IEEE80211_DL_TS | +// IEEE80211_DL_BA | + // IEEE80211_DL_REORDER| +// IEEE80211_DL_TRACE | + //IEEE80211_DL_DATA | + IEEE80211_DL_ERR //awayls open this flags to show error out + ; +struct proc_dir_entry *ieee80211_proc = NULL; + +static int show_debug_level(char *page, char **start, off_t offset, + int count, int *eof, void *data) +{ + return snprintf(page, count, "0x%08X\n", ieee80211_debug_level); +} + +static int store_debug_level(struct file *file, const char *buffer, + unsigned long count, void *data) +{ + char buf[] = "0x00000000"; + unsigned long len = min(sizeof(buf) - 1, (u32)count); + char *p = (char *)buf; + unsigned long val; + + if (copy_from_user(buf, buffer, len)) + return count; + buf[len] = 0; + if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { + p++; + if (p[0] == 'x' || p[0] == 'X') + p++; + val = simple_strtoul(p, &p, 16); + } else + val = simple_strtoul(p, &p, 10); + if (p == buf) + printk(KERN_INFO DRV_NAME + ": %s is not in hex or decimal form.\n", buf); + else + ieee80211_debug_level = val; + + return strnlen(buf, count); +} + +extern int ieee80211_crypto_init(void); +extern void ieee80211_crypto_deinit(void); +extern int ieee80211_crypto_tkip_init(void); +extern void ieee80211_crypto_tkip_exit(void); +extern int ieee80211_crypto_ccmp_init(void); +extern void ieee80211_crypto_ccmp_exit(void); +extern int ieee80211_crypto_wep_init(void); +extern void ieee80211_crypto_wep_exit(void); + +int __init ieee80211_init(void) +{ + struct proc_dir_entry *e; + int retval; + + retval = ieee80211_crypto_init(); + if (retval) + return retval; + retval = ieee80211_crypto_tkip_init(); + if (retval) { + ieee80211_crypto_deinit(); + return retval; + } + retval = ieee80211_crypto_ccmp_init(); + if (retval) { + ieee80211_crypto_tkip_exit(); + ieee80211_crypto_deinit(); + return retval; + } + retval = ieee80211_crypto_wep_init(); + if (retval) { + ieee80211_crypto_ccmp_exit(); + ieee80211_crypto_tkip_exit(); + ieee80211_crypto_deinit(); + return retval; + } + + ieee80211_debug_level = debug; +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + ieee80211_proc = create_proc_entry(DRV_NAME, S_IFDIR, proc_net); +#else + ieee80211_proc = create_proc_entry(DRV_NAME, S_IFDIR, init_net.proc_net); +#endif + if (ieee80211_proc == NULL) { + IEEE80211_ERROR("Unable to create " DRV_NAME + " proc directory\n"); + return -EIO; + } + e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, + ieee80211_proc); + if (!e) { +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + remove_proc_entry(DRV_NAME, proc_net); +#else + remove_proc_entry(DRV_NAME, init_net.proc_net); +#endif + ieee80211_proc = NULL; + return -EIO; + } + e->read_proc = show_debug_level; + e->write_proc = store_debug_level; + e->data = NULL; + + return 0; +} + +void __exit ieee80211_exit(void) +{ + if (ieee80211_proc) { + remove_proc_entry("debug_level", ieee80211_proc); +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + remove_proc_entry(DRV_NAME, proc_net); +#else + remove_proc_entry(DRV_NAME, init_net.proc_net); +#endif + ieee80211_proc = NULL; + } + ieee80211_crypto_wep_exit(); + ieee80211_crypto_ccmp_exit(); + ieee80211_crypto_tkip_exit(); + ieee80211_crypto_deinit(); +} + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +#include <linux/moduleparam.h> +module_param(debug, int, 0444); +MODULE_PARM_DESC(debug, "debug output mask"); + + +//module_exit(ieee80211_exit); +//module_init(ieee80211_init); +#endif +#endif + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(alloc_ieee80211); +//EXPORT_SYMBOL(free_ieee80211); +#else +EXPORT_SYMBOL_NOVERS(alloc_ieee80211); +EXPORT_SYMBOL_NOVERS(free_ieee80211); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c new file mode 100644 index 0000000..5dc478b --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c @@ -0,0 +1,2802 @@ +/* + * Original code based Host AP (software wireless LAN access point) driver + * for Intersil Prism2/2.5/3 - hostap.o module, common routines + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * <jkmaline@cc.hut.fi> + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * Copyright (c) 2004, Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + ****************************************************************************** + + Few modifications for Realtek's Wi-Fi drivers by + Andrea Merello <andreamrl@tiscali.it> + + A special thanks goes to Realtek for their support ! + +******************************************************************************/ + + +#include <linux/compiler.h> +//#include <linux/config.h> +#include <linux/errno.h> +#include <linux/if_arp.h> +#include <linux/in6.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +#include <linux/proc_fs.h> +#include <linux/skbuff.h> +#include <linux/slab.h> +#include <linux/tcp.h> +#include <linux/types.h> +#include <linux/version.h> +#include <linux/wireless.h> +#include <linux/etherdevice.h> +#include <asm/uaccess.h> +#include <linux/ctype.h> + +#include "ieee80211.h" +#ifdef ENABLE_DOT11D +#include "dot11d.h" +#endif +static inline void ieee80211_monitor_rx(struct ieee80211_device *ieee, + struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats) +{ + struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *)skb->data; + u16 fc = le16_to_cpu(hdr->frame_ctl); + + skb->dev = ieee->dev; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) + skb_reset_mac_header(skb); +#else + skb->mac.raw = skb->data; +#endif + + skb_pull(skb, ieee80211_get_hdrlen(fc)); + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = __constant_htons(ETH_P_80211_RAW); + memset(skb->cb, 0, sizeof(skb->cb)); + netif_rx(skb); +} + + +/* Called only as a tasklet (software IRQ) */ +static struct ieee80211_frag_entry * +ieee80211_frag_cache_find(struct ieee80211_device *ieee, unsigned int seq, + unsigned int frag, u8 tid,u8 *src, u8 *dst) +{ + struct ieee80211_frag_entry *entry; + int i; + + for (i = 0; i < IEEE80211_FRAG_CACHE_LEN; i++) { + entry = &ieee->frag_cache[tid][i]; + if (entry->skb != NULL && + time_after(jiffies, entry->first_frag_time + 2 * HZ)) { + IEEE80211_DEBUG_FRAG( + "expiring fragment cache entry " + "seq=%u last_frag=%u\n", + entry->seq, entry->last_frag); + dev_kfree_skb_any(entry->skb); + entry->skb = NULL; + } + + if (entry->skb != NULL && entry->seq == seq && + (entry->last_frag + 1 == frag || frag == -1) && + memcmp(entry->src_addr, src, ETH_ALEN) == 0 && + memcmp(entry->dst_addr, dst, ETH_ALEN) == 0) + return entry; + } + + return NULL; +} + +/* Called only as a tasklet (software IRQ) */ +static struct sk_buff * +ieee80211_frag_cache_get(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *hdr) +{ + struct sk_buff *skb = NULL; + u16 fc = le16_to_cpu(hdr->frame_ctl); + u16 sc = le16_to_cpu(hdr->seq_ctl); + unsigned int frag = WLAN_GET_SEQ_FRAG(sc); + unsigned int seq = WLAN_GET_SEQ_SEQ(sc); + struct ieee80211_frag_entry *entry; + struct ieee80211_hdr_3addrqos *hdr_3addrqos; + struct ieee80211_hdr_4addrqos *hdr_4addrqos; + u8 tid; + + if (((fc & IEEE80211_FCTL_DSTODS) == IEEE80211_FCTL_DSTODS)&&IEEE80211_QOS_HAS_SEQ(fc)) { + hdr_4addrqos = (struct ieee80211_hdr_4addrqos *)hdr; + tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else if (IEEE80211_QOS_HAS_SEQ(fc)) { + hdr_3addrqos = (struct ieee80211_hdr_3addrqos *)hdr; + tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else { + tid = 0; + } + + if (frag == 0) { + /* Reserve enough space to fit maximum frame length */ + skb = dev_alloc_skb(ieee->dev->mtu + + sizeof(struct ieee80211_hdr_4addr) + + 8 /* LLC */ + + 2 /* alignment */ + + 8 /* WEP */ + + ETH_ALEN /* WDS */ + + (IEEE80211_QOS_HAS_SEQ(fc)?2:0) /* QOS Control */); + if (skb == NULL) + return NULL; + + entry = &ieee->frag_cache[tid][ieee->frag_next_idx[tid]]; + ieee->frag_next_idx[tid]++; + if (ieee->frag_next_idx[tid] >= IEEE80211_FRAG_CACHE_LEN) + ieee->frag_next_idx[tid] = 0; + + if (entry->skb != NULL) + dev_kfree_skb_any(entry->skb); + + entry->first_frag_time = jiffies; + entry->seq = seq; + entry->last_frag = frag; + entry->skb = skb; + memcpy(entry->src_addr, hdr->addr2, ETH_ALEN); + memcpy(entry->dst_addr, hdr->addr1, ETH_ALEN); + } else { + /* received a fragment of a frame for which the head fragment + * should have already been received */ + entry = ieee80211_frag_cache_find(ieee, seq, frag, tid,hdr->addr2, + hdr->addr1); + if (entry != NULL) { + entry->last_frag = frag; + skb = entry->skb; + } + } + + return skb; +} + + +/* Called only as a tasklet (software IRQ) */ +static int ieee80211_frag_cache_invalidate(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *hdr) +{ + u16 fc = le16_to_cpu(hdr->frame_ctl); + u16 sc = le16_to_cpu(hdr->seq_ctl); + unsigned int seq = WLAN_GET_SEQ_SEQ(sc); + struct ieee80211_frag_entry *entry; + struct ieee80211_hdr_3addrqos *hdr_3addrqos; + struct ieee80211_hdr_4addrqos *hdr_4addrqos; + u8 tid; + + if(((fc & IEEE80211_FCTL_DSTODS) == IEEE80211_FCTL_DSTODS)&&IEEE80211_QOS_HAS_SEQ(fc)) { + hdr_4addrqos = (struct ieee80211_hdr_4addrqos *)hdr; + tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else if (IEEE80211_QOS_HAS_SEQ(fc)) { + hdr_3addrqos = (struct ieee80211_hdr_3addrqos *)hdr; + tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else { + tid = 0; + } + + entry = ieee80211_frag_cache_find(ieee, seq, -1, tid,hdr->addr2, + hdr->addr1); + + if (entry == NULL) { + IEEE80211_DEBUG_FRAG( + "could not invalidate fragment cache " + "entry (seq=%u)\n", seq); + return -1; + } + + entry->skb = NULL; + return 0; +} + + + +/* ieee80211_rx_frame_mgtmt + * + * Responsible for handling management control frames + * + * Called by ieee80211_rx */ +static inline int +ieee80211_rx_frame_mgmt(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats, u16 type, + u16 stype) +{ + /* On the struct stats definition there is written that + * this is not mandatory.... but seems that the probe + * response parser uses it + */ + struct ieee80211_hdr_3addr * hdr = (struct ieee80211_hdr_3addr *)skb->data; + + rx_stats->len = skb->len; + ieee80211_rx_mgt(ieee,(struct ieee80211_hdr_4addr *)skb->data,rx_stats); + //if ((ieee->state == IEEE80211_LINKED) && (memcmp(hdr->addr3, ieee->current_network.bssid, ETH_ALEN))) + if ((memcmp(hdr->addr1, ieee->dev->dev_addr, ETH_ALEN)))//use ADDR1 to perform address matching for Management frames + { + dev_kfree_skb_any(skb); + return 0; + } + + ieee80211_rx_frame_softmac(ieee, skb, rx_stats, type, stype); + + dev_kfree_skb_any(skb); + + return 0; + + #ifdef NOT_YET + if (ieee->iw_mode == IW_MODE_MASTER) { + printk(KERN_DEBUG "%s: Master mode not yet suppported.\n", + ieee->dev->name); + return 0; +/* + hostap_update_sta_ps(ieee, (struct hostap_ieee80211_hdr_4addr *) + skb->data);*/ + } + + if (ieee->hostapd && type == IEEE80211_TYPE_MGMT) { + if (stype == WLAN_FC_STYPE_BEACON && + ieee->iw_mode == IW_MODE_MASTER) { + struct sk_buff *skb2; + /* Process beacon frames also in kernel driver to + * update STA(AP) table statistics */ + skb2 = skb_clone(skb, GFP_ATOMIC); + if (skb2) + hostap_rx(skb2->dev, skb2, rx_stats); + } + + /* send management frames to the user space daemon for + * processing */ + ieee->apdevstats.rx_packets++; + ieee->apdevstats.rx_bytes += skb->len; + prism2_rx_80211(ieee->apdev, skb, rx_stats, PRISM2_RX_MGMT); + return 0; + } + + if (ieee->iw_mode == IW_MODE_MASTER) { + if (type != WLAN_FC_TYPE_MGMT && type != WLAN_FC_TYPE_CTRL) { + printk(KERN_DEBUG "%s: unknown management frame " + "(type=0x%02x, stype=0x%02x) dropped\n", + skb->dev->name, type, stype); + return -1; + } + + hostap_rx(skb->dev, skb, rx_stats); + return 0; + } + + printk(KERN_DEBUG "%s: hostap_rx_frame_mgmt: management frame " + "received in non-Host AP mode\n", skb->dev->name); + return -1; + #endif +} + + + +/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */ +/* Ethernet-II snap header (RFC1042 for most EtherTypes) */ +static unsigned char rfc1042_header[] = +{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; +/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */ +static unsigned char bridge_tunnel_header[] = +{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 }; +/* No encapsulation header if EtherType < 0x600 (=length) */ + +/* Called by ieee80211_rx_frame_decrypt */ +static int ieee80211_is_eapol_frame(struct ieee80211_device *ieee, + struct sk_buff *skb, size_t hdrlen) +{ + struct net_device *dev = ieee->dev; + u16 fc, ethertype; + struct ieee80211_hdr_4addr *hdr; + u8 *pos; + + if (skb->len < 24) + return 0; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + fc = le16_to_cpu(hdr->frame_ctl); + + /* check that the frame is unicast frame to us */ + if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == + IEEE80211_FCTL_TODS && + memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0 && + memcmp(hdr->addr3, dev->dev_addr, ETH_ALEN) == 0) { + /* ToDS frame with own addr BSSID and DA */ + } else if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == + IEEE80211_FCTL_FROMDS && + memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0) { + /* FromDS frame with own addr as DA */ + } else + return 0; + + if (skb->len < 24 + 8) + return 0; + + /* check for port access entity Ethernet type */ +// pos = skb->data + 24; + pos = skb->data + hdrlen; + ethertype = (pos[6] << 8) | pos[7]; + if (ethertype == ETH_P_PAE) + return 1; + + return 0; +} + +/* Called only as a tasklet (software IRQ), by ieee80211_rx */ +static inline int +ieee80211_rx_frame_decrypt(struct ieee80211_device* ieee, struct sk_buff *skb, + struct ieee80211_crypt_data *crypt) +{ + struct ieee80211_hdr_4addr *hdr; + int res, hdrlen; + + if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL) + return 0; +#if 1 + if (ieee->hwsec_active) + { + cb_desc *tcb_desc = (cb_desc *)(skb->cb+ MAX_DEV_ADDR_SIZE); + tcb_desc->bHwSec = 1; + } +#endif + hdr = (struct ieee80211_hdr_4addr *) skb->data; + hdrlen = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl)); + +#ifdef CONFIG_IEEE80211_CRYPT_TKIP + if (ieee->tkip_countermeasures && + strcmp(crypt->ops->name, "TKIP") == 0) { + if (net_ratelimit()) { + printk(KERN_DEBUG "%s: TKIP countermeasures: dropped " + "received packet from " MAC_FMT "\n", + ieee->dev->name, MAC_ARG(hdr->addr2)); + } + return -1; + } +#endif + + atomic_inc(&crypt->refcnt); + res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv); + atomic_dec(&crypt->refcnt); + if (res < 0) { + IEEE80211_DEBUG_DROP( + "decryption failed (SA=" MAC_FMT + ") res=%d\n", MAC_ARG(hdr->addr2), res); + if (res == -2) + IEEE80211_DEBUG_DROP("Decryption failed ICV " + "mismatch (key %d)\n", + skb->data[hdrlen + 3] >> 6); + ieee->ieee_stats.rx_discards_undecryptable++; + return -1; + } + + return res; +} + + +/* Called only as a tasklet (software IRQ), by ieee80211_rx */ +static inline int +ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device* ieee, struct sk_buff *skb, + int keyidx, struct ieee80211_crypt_data *crypt) +{ + struct ieee80211_hdr_4addr *hdr; + int res, hdrlen; + + if (crypt == NULL || crypt->ops->decrypt_msdu == NULL) + return 0; + if (ieee->hwsec_active) + { + cb_desc *tcb_desc = (cb_desc *)(skb->cb+ MAX_DEV_ADDR_SIZE); + tcb_desc->bHwSec = 1; + } + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + hdrlen = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl)); + + atomic_inc(&crypt->refcnt); + res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv); + atomic_dec(&crypt->refcnt); + if (res < 0) { + printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed" + " (SA=" MAC_FMT " keyidx=%d)\n", + ieee->dev->name, MAC_ARG(hdr->addr2), keyidx); + return -1; + } + + return 0; +} + + +/* this function is stolen from ipw2200 driver*/ +#define IEEE_PACKET_RETRY_TIME (5*HZ) +static int is_duplicate_packet(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *header) +{ + u16 fc = le16_to_cpu(header->frame_ctl); + u16 sc = le16_to_cpu(header->seq_ctl); + u16 seq = WLAN_GET_SEQ_SEQ(sc); + u16 frag = WLAN_GET_SEQ_FRAG(sc); + u16 *last_seq, *last_frag; + unsigned long *last_time; + struct ieee80211_hdr_3addrqos *hdr_3addrqos; + struct ieee80211_hdr_4addrqos *hdr_4addrqos; + u8 tid; + + + //TO2DS and QoS + if(((fc & IEEE80211_FCTL_DSTODS) == IEEE80211_FCTL_DSTODS)&&IEEE80211_QOS_HAS_SEQ(fc)) { + hdr_4addrqos = (struct ieee80211_hdr_4addrqos *)header; + tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else if(IEEE80211_QOS_HAS_SEQ(fc)) { //QoS + hdr_3addrqos = (struct ieee80211_hdr_3addrqos*)header; + tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & IEEE80211_QCTL_TID; + tid = UP2AC(tid); + tid ++; + } else { // no QoS + tid = 0; + } + + switch (ieee->iw_mode) { + case IW_MODE_ADHOC: + { + struct list_head *p; + struct ieee_ibss_seq *entry = NULL; + u8 *mac = header->addr2; + int index = mac[5] % IEEE_IBSS_MAC_HASH_SIZE; + //for (pos = (head)->next; pos != (head); pos = pos->next) + //__list_for_each(p, &ieee->ibss_mac_hash[index]) { + list_for_each(p, &ieee->ibss_mac_hash[index]) { + entry = list_entry(p, struct ieee_ibss_seq, list); + if (!memcmp(entry->mac, mac, ETH_ALEN)) + break; + } + // if (memcmp(entry->mac, mac, ETH_ALEN)){ + if (p == &ieee->ibss_mac_hash[index]) { + entry = kmalloc(sizeof(struct ieee_ibss_seq), GFP_ATOMIC); + if (!entry) { + printk(KERN_WARNING "Cannot malloc new mac entry\n"); + return 0; + } + memcpy(entry->mac, mac, ETH_ALEN); + entry->seq_num[tid] = seq; + entry->frag_num[tid] = frag; + entry->packet_time[tid] = jiffies; + list_add(&entry->list, &ieee->ibss_mac_hash[index]); + return 0; + } + last_seq = &entry->seq_num[tid]; + last_frag = &entry->frag_num[tid]; + last_time = &entry->packet_time[tid]; + break; + } + + case IW_MODE_INFRA: + last_seq = &ieee->last_rxseq_num[tid]; + last_frag = &ieee->last_rxfrag_num[tid]; + last_time = &ieee->last_packet_time[tid]; + + break; + default: + return 0; + } + +// if(tid != 0) { +// printk(KERN_WARNING ":)))))))))))%x %x %x, fc(%x)\n", tid, *last_seq, seq, header->frame_ctl); +// } + if ((*last_seq == seq) && + time_after(*last_time + IEEE_PACKET_RETRY_TIME, jiffies)) { + if (*last_frag == frag){ + //printk(KERN_WARNING "[1] go drop!\n"); + goto drop; + + } + if (*last_frag + 1 != frag) + /* out-of-order fragment */ + //printk(KERN_WARNING "[2] go drop!\n"); + goto drop; + } else + *last_seq = seq; + + *last_frag = frag; + *last_time = jiffies; + return 0; + +drop: +// BUG_ON(!(fc & IEEE80211_FCTL_RETRY)); +// printk("DUP\n"); + + return 1; +} +bool +AddReorderEntry( + PRX_TS_RECORD pTS, + PRX_REORDER_ENTRY pReorderEntry + ) +{ + struct list_head *pList = &pTS->RxPendingPktList; +#if 1 + while(pList->next != &pTS->RxPendingPktList) + { + if( SN_LESS(pReorderEntry->SeqNum, ((PRX_REORDER_ENTRY)list_entry(pList->next,RX_REORDER_ENTRY,List))->SeqNum) ) + { + pList = pList->next; + } + else if( SN_EQUAL(pReorderEntry->SeqNum, ((PRX_REORDER_ENTRY)list_entry(pList->next,RX_REORDER_ENTRY,List))->SeqNum) ) + { + return false; + } + else + { + break; + } + } +#endif + pReorderEntry->List.next = pList->next; + pReorderEntry->List.next->prev = &pReorderEntry->List; + pReorderEntry->List.prev = pList; + pList->next = &pReorderEntry->List; + + return true; +} + +void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8 index) +{ + u8 i = 0 , j=0; + u16 ethertype; +// if(index > 1) +// IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): hahahahhhh, We indicate packet from reorder list, index is %u\n",__FUNCTION__,index); + for(j = 0; j<index; j++) + { +//added by amy for reorder + struct ieee80211_rxb* prxb = prxbIndicateArray[j]; + for(i = 0; i<prxb->nr_subframes; i++) { + struct sk_buff *sub_skb = prxb->subframes[i]; + + /* convert hdr + possible LLC headers into Ethernet header */ + ethertype = (sub_skb->data[6] << 8) | sub_skb->data[7]; + if (sub_skb->len >= 8 && + ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 && + ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) || + memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) { + /* remove RFC1042 or Bridge-Tunnel encapsulation and + * replace EtherType */ + skb_pull(sub_skb, SNAP_SIZE); + memcpy(skb_push(sub_skb, ETH_ALEN), prxb->src, ETH_ALEN); + memcpy(skb_push(sub_skb, ETH_ALEN), prxb->dst, ETH_ALEN); + } else { + u16 len; + /* Leave Ethernet header part of hdr and full payload */ + len = htons(sub_skb->len); + memcpy(skb_push(sub_skb, 2), &len, 2); + memcpy(skb_push(sub_skb, ETH_ALEN), prxb->src, ETH_ALEN); + memcpy(skb_push(sub_skb, ETH_ALEN), prxb->dst, ETH_ALEN); + } + //stats->rx_packets++; + //stats->rx_bytes += sub_skb->len; + + /* Indicat the packets to upper layer */ + if (sub_skb) { + //printk("0skb_len(%d)\n", skb->len); + sub_skb->protocol = eth_type_trans(sub_skb, ieee->dev); + memset(sub_skb->cb, 0, sizeof(sub_skb->cb)); + sub_skb->dev = ieee->dev; + sub_skb->ip_summed = CHECKSUM_NONE; /* 802.11 crc not sufficient */ + //skb->ip_summed = CHECKSUM_UNNECESSARY; /* 802.11 crc not sufficient */ + ieee->last_rx_ps_time = jiffies; + //printk("1skb_len(%d)\n", skb->len); + netif_rx(sub_skb); + } + } + kfree(prxb); + prxb = NULL; + } +} + + +void RxReorderIndicatePacket( struct ieee80211_device *ieee, + struct ieee80211_rxb* prxb, + PRX_TS_RECORD pTS, + u16 SeqNum) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + PRX_REORDER_ENTRY pReorderEntry = NULL; + struct ieee80211_rxb* prxbIndicateArray[REORDER_WIN_SIZE]; + u8 WinSize = pHTInfo->RxReorderWinSize; + u16 WinEnd = (pTS->RxIndicateSeq + WinSize -1)%4096; + u8 index = 0; + bool bMatchWinStart = false, bPktInBuf = false; + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): Seq is %d,pTS->RxIndicateSeq is %d, WinSize is %d\n",__FUNCTION__,SeqNum,pTS->RxIndicateSeq,WinSize); +#if 0 + if(!list_empty(&ieee->RxReorder_Unused_List)) + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): ieee->RxReorder_Unused_List is nut NULL\n"); +#endif + /* Rx Reorder initialize condition.*/ + if(pTS->RxIndicateSeq == 0xffff) { + pTS->RxIndicateSeq = SeqNum; + } + + /* Drop out the packet which SeqNum is smaller than WinStart */ + if(SN_LESS(SeqNum, pTS->RxIndicateSeq)) { + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"Packet Drop! IndicateSeq: %d, NewSeq: %d\n", + pTS->RxIndicateSeq, SeqNum); + pHTInfo->RxReorderDropCounter++; + { + int i; + for(i =0; i < prxb->nr_subframes; i++) { + dev_kfree_skb(prxb->subframes[i]); + } + kfree(prxb); + prxb = NULL; + } + return; + } + + /* + * Sliding window manipulation. Conditions includes: + * 1. Incoming SeqNum is equal to WinStart =>Window shift 1 + * 2. Incoming SeqNum is larger than the WinEnd => Window shift N + */ + if(SN_EQUAL(SeqNum, pTS->RxIndicateSeq)) { + pTS->RxIndicateSeq = (pTS->RxIndicateSeq + 1) % 4096; + bMatchWinStart = true; + } else if(SN_LESS(WinEnd, SeqNum)) { + if(SeqNum >= (WinSize - 1)) { + pTS->RxIndicateSeq = SeqNum + 1 -WinSize; + } else { + pTS->RxIndicateSeq = 4095 - (WinSize - (SeqNum +1)) + 1; + } + IEEE80211_DEBUG(IEEE80211_DL_REORDER, "Window Shift! IndicateSeq: %d, NewSeq: %d\n",pTS->RxIndicateSeq, SeqNum); + } + + /* + * Indication process. + * After Packet dropping and Sliding Window shifting as above, we can now just indicate the packets + * with the SeqNum smaller than latest WinStart and buffer other packets. + */ + /* For Rx Reorder condition: + * 1. All packets with SeqNum smaller than WinStart => Indicate + * 2. All packets with SeqNum larger than or equal to WinStart => Buffer it. + */ + if(bMatchWinStart) { + /* Current packet is going to be indicated.*/ + IEEE80211_DEBUG(IEEE80211_DL_REORDER, "Packets indication!! IndicateSeq: %d, NewSeq: %d\n",\ + pTS->RxIndicateSeq, SeqNum); + prxbIndicateArray[0] = prxb; +// printk("========================>%s(): SeqNum is %d\n",__FUNCTION__,SeqNum); + index = 1; + } else { + /* Current packet is going to be inserted into pending list.*/ + //IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): We RX no ordered packed, insert to orderd list\n",__FUNCTION__); + if(!list_empty(&ieee->RxReorder_Unused_List)) { + pReorderEntry = (PRX_REORDER_ENTRY)list_entry(ieee->RxReorder_Unused_List.next,RX_REORDER_ENTRY,List); + list_del_init(&pReorderEntry->List); + + /* Make a reorder entry and insert into a the packet list.*/ + pReorderEntry->SeqNum = SeqNum; + pReorderEntry->prxb = prxb; + // IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): pREorderEntry->SeqNum is %d\n",__FUNCTION__,pReorderEntry->SeqNum); + +#if 1 + if(!AddReorderEntry(pTS, pReorderEntry)) { + IEEE80211_DEBUG(IEEE80211_DL_REORDER, "%s(): Duplicate packet is dropped!! IndicateSeq: %d, NewSeq: %d\n", + __FUNCTION__, pTS->RxIndicateSeq, SeqNum); + list_add_tail(&pReorderEntry->List,&ieee->RxReorder_Unused_List); + { + int i; + for(i =0; i < prxb->nr_subframes; i++) { + dev_kfree_skb(prxb->subframes[i]); + } + kfree(prxb); + prxb = NULL; + } + } else { + IEEE80211_DEBUG(IEEE80211_DL_REORDER, + "Pkt insert into buffer!! IndicateSeq: %d, NewSeq: %d\n",pTS->RxIndicateSeq, SeqNum); + } +#endif + } + else { + /* + * Packets are dropped if there is not enough reorder entries. + * This part shall be modified!! We can just indicate all the + * packets in buffer and get reorder entries. + */ + IEEE80211_DEBUG(IEEE80211_DL_ERR, "RxReorderIndicatePacket(): There is no reorder entry!! Packet is dropped!!\n"); + { + int i; + for(i =0; i < prxb->nr_subframes; i++) { + dev_kfree_skb(prxb->subframes[i]); + } + kfree(prxb); + prxb = NULL; + } + } + } + + /* Check if there is any packet need indicate.*/ + while(!list_empty(&pTS->RxPendingPktList)) { + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): start RREORDER indicate\n",__FUNCTION__); +#if 1 + pReorderEntry = (PRX_REORDER_ENTRY)list_entry(pTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List); + if( SN_LESS(pReorderEntry->SeqNum, pTS->RxIndicateSeq) || + SN_EQUAL(pReorderEntry->SeqNum, pTS->RxIndicateSeq)) + { + /* This protect buffer from overflow. */ + if(index >= REORDER_WIN_SIZE) { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "RxReorderIndicatePacket(): Buffer overflow!! \n"); + bPktInBuf = true; + break; + } + + list_del_init(&pReorderEntry->List); + + if(SN_EQUAL(pReorderEntry->SeqNum, pTS->RxIndicateSeq)) + pTS->RxIndicateSeq = (pTS->RxIndicateSeq + 1) % 4096; + + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"Packets indication!! IndicateSeq: %d, NewSeq: %d\n",pTS->RxIndicateSeq, SeqNum); + prxbIndicateArray[index] = pReorderEntry->prxb; + // printk("========================>%s(): pReorderEntry->SeqNum is %d\n",__FUNCTION__,pReorderEntry->SeqNum); + index++; + + list_add_tail(&pReorderEntry->List,&ieee->RxReorder_Unused_List); + } else { + bPktInBuf = true; + break; + } +#endif + } + + /* Handling pending timer. Set this timer to prevent from long time Rx buffering.*/ + if(index>0) { + // Cancel previous pending timer. + if (timer_pending(&pTS->RxPktPendingTimer)) + del_timer_sync(&pTS->RxPktPendingTimer); + pTS->RxTimeoutIndicateSeq = 0xffff; + + // Indicate packets + if(index>REORDER_WIN_SIZE){ + IEEE80211_DEBUG(IEEE80211_DL_ERR, "RxReorderIndicatePacket(): Rx Reorer buffer full!! \n"); + return; + } + ieee80211_indicate_packets(ieee, prxbIndicateArray, index); + bPktInBuf = false; + } + +#if 1 + if(bPktInBuf && pTS->RxTimeoutIndicateSeq==0xffff) { + // Set new pending timer. + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): SET rx timeout timer\n", __FUNCTION__); + pTS->RxTimeoutIndicateSeq = pTS->RxIndicateSeq; +#if 0 + if(timer_pending(&pTS->RxPktPendingTimer)) + del_timer_sync(&pTS->RxPktPendingTimer); + pTS->RxPktPendingTimer.expires = jiffies + MSECS(pHTInfo->RxReorderPendingTime); + add_timer(&pTS->RxPktPendingTimer); +#else + mod_timer(&pTS->RxPktPendingTimer, jiffies + MSECS(pHTInfo->RxReorderPendingTime)); +#endif + } +#endif +} + +u8 parse_subframe(struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats, + struct ieee80211_rxb *rxb,u8* src,u8* dst) +{ + struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr* )skb->data; + u16 fc = le16_to_cpu(hdr->frame_ctl); + + u16 LLCOffset= sizeof(struct ieee80211_hdr_3addr); + u16 ChkLength; + bool bIsAggregateFrame = false; + u16 nSubframe_Length; + u8 nPadding_Length = 0; + u16 SeqNum=0; + + struct sk_buff *sub_skb; + u8 *data_ptr; + /* just for debug purpose */ + SeqNum = WLAN_GET_SEQ_SEQ(le16_to_cpu(hdr->seq_ctl)); + + if((IEEE80211_QOS_HAS_SEQ(fc))&&\ + (((frameqos *)(skb->data + IEEE80211_3ADDR_LEN))->field.reserved)) { + bIsAggregateFrame = true; + } + + if(IEEE80211_QOS_HAS_SEQ(fc)) { + LLCOffset += 2; + } + + if(rx_stats->bContainHTC) { + LLCOffset += sHTCLng; + } + //printk("ChkLength = %d\n", LLCOffset); + // Null packet, don't indicate it to upper layer + ChkLength = LLCOffset;/* + (Frame_WEP(frame)!=0 ?Adapter->MgntInfo.SecurityInfo.EncryptionHeadOverhead:0);*/ + + if( skb->len <= ChkLength ) { + return 0; + } + + skb_pull(skb, LLCOffset); + + if(!bIsAggregateFrame) { + rxb->nr_subframes = 1; +#ifdef JOHN_NOCPY + rxb->subframes[0] = skb; +#else + rxb->subframes[0] = skb_copy(skb, GFP_ATOMIC); +#endif + + memcpy(rxb->src,src,ETH_ALEN); + memcpy(rxb->dst,dst,ETH_ALEN); + //IEEE80211_DEBUG_DATA(IEEE80211_DL_RX,skb->data,skb->len); + return 1; + } else { + rxb->nr_subframes = 0; + memcpy(rxb->src,src,ETH_ALEN); + memcpy(rxb->dst,dst,ETH_ALEN); + while(skb->len > ETHERNET_HEADER_SIZE) { + /* Offset 12 denote 2 mac address */ + nSubframe_Length = *((u16*)(skb->data + 12)); + //==m==>change the length order + nSubframe_Length = (nSubframe_Length>>8) + (nSubframe_Length<<8); + + if(skb->len<(ETHERNET_HEADER_SIZE + nSubframe_Length)) { +#if 0//cosa + RT_ASSERT( + (nRemain_Length>=(ETHERNET_HEADER_SIZE + nSubframe_Length)), + ("ParseSubframe(): A-MSDU subframe parse error!! Subframe Length: %d\n", nSubframe_Length) ); +#endif + printk("%s: A-MSDU parse error!! pRfd->nTotalSubframe : %d\n",\ + __FUNCTION__,rxb->nr_subframes); + printk("%s: A-MSDU parse error!! Subframe Length: %d\n",__FUNCTION__, nSubframe_Length); + printk("nRemain_Length is %d and nSubframe_Length is : %d\n",skb->len,nSubframe_Length); + printk("The Packet SeqNum is %d\n",SeqNum); + return 0; + } + + /* move the data point to data content */ + skb_pull(skb, ETHERNET_HEADER_SIZE); + +#ifdef JOHN_NOCPY + sub_skb = skb_clone(skb, GFP_ATOMIC); + sub_skb->len = nSubframe_Length; + sub_skb->tail = sub_skb->data + nSubframe_Length; +#else + /* Allocate new skb for releasing to upper layer */ + sub_skb = dev_alloc_skb(nSubframe_Length + 12); + skb_reserve(sub_skb, 12); + data_ptr = (u8 *)skb_put(sub_skb, nSubframe_Length); + memcpy(data_ptr,skb->data,nSubframe_Length); +#endif + rxb->subframes[rxb->nr_subframes++] = sub_skb; + if(rxb->nr_subframes >= MAX_SUBFRAME_COUNT) { + IEEE80211_DEBUG_RX("ParseSubframe(): Too many Subframes! Packets dropped!\n"); + break; + } + skb_pull(skb,nSubframe_Length); + + if(skb->len != 0) { + nPadding_Length = 4 - ((nSubframe_Length + ETHERNET_HEADER_SIZE) % 4); + if(nPadding_Length == 4) { + nPadding_Length = 0; + } + + if(skb->len < nPadding_Length) { + return 0; + } + + skb_pull(skb,nPadding_Length); + } + } +#ifdef JOHN_NOCPY + dev_kfree_skb(skb); +#endif + //{just for debug added by david + //printk("AMSDU::rxb->nr_subframes = %d\n",rxb->nr_subframes); + //} + return rxb->nr_subframes; + } +} + +/* All received frames are sent to this function. @skb contains the frame in + * IEEE 802.11 format, i.e., in the format it was sent over air. + * This function is called only as a tasklet (software IRQ). */ +int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats) +{ + struct net_device *dev = ieee->dev; + struct ieee80211_hdr_4addr *hdr; + //struct ieee80211_hdr_3addrqos *hdr; + + size_t hdrlen; + u16 fc, type, stype, sc; + struct net_device_stats *stats; + unsigned int frag; + u8 *payload; + u16 ethertype; + //added by amy for reorder + u8 TID = 0; + u16 SeqNum = 0; + PRX_TS_RECORD pTS = NULL; + //bool bIsAggregateFrame = false; + //added by amy for reorder +#ifdef NOT_YET + struct net_device *wds = NULL; + struct sk_buff *skb2 = NULL; + struct net_device *wds = NULL; + int frame_authorized = 0; + int from_assoc_ap = 0; + void *sta = NULL; +#endif +// u16 qos_ctl = 0; + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; + u8 bssid[ETH_ALEN]; + struct ieee80211_crypt_data *crypt = NULL; + int keyidx = 0; + + int i; + struct ieee80211_rxb* rxb = NULL; + // cheat the the hdr type + hdr = (struct ieee80211_hdr_4addr *)skb->data; + stats = &ieee->stats; + + if (skb->len < 10) { + printk(KERN_INFO "%s: SKB length < 10\n", + dev->name); + goto rx_dropped; + } + + fc = le16_to_cpu(hdr->frame_ctl); + type = WLAN_FC_GET_TYPE(fc); + stype = WLAN_FC_GET_STYPE(fc); + sc = le16_to_cpu(hdr->seq_ctl); + + frag = WLAN_GET_SEQ_FRAG(sc); + hdrlen = ieee80211_get_hdrlen(fc); + + if(HTCCheck(ieee, skb->data)) + { + if(net_ratelimit()) + printk("find HTCControl\n"); + hdrlen += 4; + rx_stats->bContainHTC = 1; + } + + //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, skb->data, skb->len); +#ifdef NOT_YET +#if WIRELESS_EXT > 15 + /* Put this code here so that we avoid duplicating it in all + * Rx paths. - Jean II */ +#ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ + /* If spy monitoring on */ + if (iface->spy_data.spy_number > 0) { + struct iw_quality wstats; + wstats.level = rx_stats->rssi; + wstats.noise = rx_stats->noise; + wstats.updated = 6; /* No qual value */ + /* Update spy records */ + wireless_spy_update(dev, hdr->addr2, &wstats); + } +#endif /* IW_WIRELESS_SPY */ +#endif /* WIRELESS_EXT > 15 */ + hostap_update_rx_stats(local->ap, hdr, rx_stats); +#endif + +#if WIRELESS_EXT > 15 + if (ieee->iw_mode == IW_MODE_MONITOR) { + ieee80211_monitor_rx(ieee, skb, rx_stats); + stats->rx_packets++; + stats->rx_bytes += skb->len; + return 1; + } +#endif + if (ieee->host_decrypt) { + int idx = 0; + if (skb->len >= hdrlen + 3) + idx = skb->data[hdrlen + 3] >> 6; + crypt = ieee->crypt[idx]; +#ifdef NOT_YET + sta = NULL; + + /* Use station specific key to override default keys if the + * receiver address is a unicast address ("individual RA"). If + * bcrx_sta_key parameter is set, station specific key is used + * even with broad/multicast targets (this is against IEEE + * 802.11, but makes it easier to use different keys with + * stations that do not support WEP key mapping). */ + + if (!(hdr->addr1[0] & 0x01) || local->bcrx_sta_key) + (void) hostap_handle_sta_crypto(local, hdr, &crypt, + &sta); +#endif + + /* allow NULL decrypt to indicate an station specific override + * for default encryption */ + if (crypt && (crypt->ops == NULL || + crypt->ops->decrypt_mpdu == NULL)) + crypt = NULL; + + if (!crypt && (fc & IEEE80211_FCTL_WEP)) { + /* This seems to be triggered by some (multicast?) + * frames from other than current BSS, so just drop the + * frames silently instead of filling system log with + * these reports. */ + IEEE80211_DEBUG_DROP("Decryption failed (not set)" + " (SA=" MAC_FMT ")\n", + MAC_ARG(hdr->addr2)); + ieee->ieee_stats.rx_discards_undecryptable++; + goto rx_dropped; + } + } + + if (skb->len < IEEE80211_DATA_HDR3_LEN) + goto rx_dropped; + + // if QoS enabled, should check the sequence for each of the AC + if( (ieee->pHTInfo->bCurRxReorderEnable == false) || !ieee->current_network.qos_data.active|| !IsDataFrame(skb->data) || IsLegacyDataFrame(skb->data)){ + if (is_duplicate_packet(ieee, hdr)) + goto rx_dropped; + + } + else + { + PRX_TS_RECORD pRxTS = NULL; + #if 0 + struct ieee80211_hdr_3addr *hdr; + u16 fc; + hdr = (struct ieee80211_hdr_3addr *)skb->data; + fc = le16_to_cpu(hdr->frame_ctl); + u8 tmp = (fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS); + + u8 tid = (*((u8*)skb->data + (((fc& IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))?30:24)))&0xf; + printk("====================>fc:%x, tid:%d, tmp:%d\n", fc, tid, tmp); + //u8 tid = (u8)((frameqos*)(buf + ((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24))->field.tid; + #endif + //IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): QOS ENABLE AND RECEIVE QOS DATA , we will get Ts, tid:%d\n",__FUNCTION__, tid); +#if 1 + if(GetTs( + ieee, + (PTS_COMMON_INFO*) &pRxTS, + hdr->addr2, + (u8)Frame_QoSTID((u8*)(skb->data)), + RX_DIR, + true)) + { + + // IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): pRxTS->RxLastFragNum is %d,frag is %d,pRxTS->RxLastSeqNum is %d,seq is %d\n",__FUNCTION__,pRxTS->RxLastFragNum,frag,pRxTS->RxLastSeqNum,WLAN_GET_SEQ_SEQ(sc)); + if( (fc & (1<<11)) && + (frag == pRxTS->RxLastFragNum) && + (WLAN_GET_SEQ_SEQ(sc) == pRxTS->RxLastSeqNum) ) + { + goto rx_dropped; + } + else + { + pRxTS->RxLastFragNum = frag; + pRxTS->RxLastSeqNum = WLAN_GET_SEQ_SEQ(sc); + } + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "%s(): No TS!! Skip the check!!\n",__FUNCTION__); + goto rx_dropped; + } + } +#endif + if (type == IEEE80211_FTYPE_MGMT) { + + #if 0 + if ( stype == IEEE80211_STYPE_AUTH && + fc & IEEE80211_FCTL_WEP && ieee->host_decrypt && + (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) + { + printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth " + "from " MAC_FMT "\n", dev->name, + MAC_ARG(hdr->addr2)); + /* TODO: could inform hostapd about this so that it + * could send auth failure report */ + goto rx_dropped; + } + #endif + + //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, skb->data, skb->len); + if (ieee80211_rx_frame_mgmt(ieee, skb, rx_stats, type, stype)) + goto rx_dropped; + else + goto rx_exit; + } + + /* Data frame - extract src/dst addresses */ + switch (fc & (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { + case IEEE80211_FCTL_FROMDS: + memcpy(dst, hdr->addr1, ETH_ALEN); + memcpy(src, hdr->addr3, ETH_ALEN); + memcpy(bssid, hdr->addr2, ETH_ALEN); + break; + case IEEE80211_FCTL_TODS: + memcpy(dst, hdr->addr3, ETH_ALEN); + memcpy(src, hdr->addr2, ETH_ALEN); + memcpy(bssid, hdr->addr1, ETH_ALEN); + break; + case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: + if (skb->len < IEEE80211_DATA_HDR4_LEN) + goto rx_dropped; + memcpy(dst, hdr->addr3, ETH_ALEN); + memcpy(src, hdr->addr4, ETH_ALEN); + memcpy(bssid, ieee->current_network.bssid, ETH_ALEN); + break; + case 0: + memcpy(dst, hdr->addr1, ETH_ALEN); + memcpy(src, hdr->addr2, ETH_ALEN); + memcpy(bssid, hdr->addr3, ETH_ALEN); + break; + } + +#ifdef NOT_YET + if (hostap_rx_frame_wds(ieee, hdr, fc, &wds)) + goto rx_dropped; + if (wds) { + skb->dev = dev = wds; + stats = hostap_get_stats(dev); + } + + if (ieee->iw_mode == IW_MODE_MASTER && !wds && + (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == IEEE80211_FCTL_FROMDS && + ieee->stadev && + memcmp(hdr->addr2, ieee->assoc_ap_addr, ETH_ALEN) == 0) { + /* Frame from BSSID of the AP for which we are a client */ + skb->dev = dev = ieee->stadev; + stats = hostap_get_stats(dev); + from_assoc_ap = 1; + } +#endif + + dev->last_rx = jiffies; + +#ifdef NOT_YET + if ((ieee->iw_mode == IW_MODE_MASTER || + ieee->iw_mode == IW_MODE_REPEAT) && + !from_assoc_ap) { + switch (hostap_handle_sta_rx(ieee, dev, skb, rx_stats, + wds != NULL)) { + case AP_RX_CONTINUE_NOT_AUTHORIZED: + frame_authorized = 0; + break; + case AP_RX_CONTINUE: + frame_authorized = 1; + break; + case AP_RX_DROP: + goto rx_dropped; + case AP_RX_EXIT: + goto rx_exit; + } + } +#endif + //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, skb->data, skb->len); + /* Nullfunc frames may have PS-bit set, so they must be passed to + * hostap_handle_sta_rx() before being dropped here. */ + if (stype != IEEE80211_STYPE_DATA && + stype != IEEE80211_STYPE_DATA_CFACK && + stype != IEEE80211_STYPE_DATA_CFPOLL && + stype != IEEE80211_STYPE_DATA_CFACKPOLL&& + stype != IEEE80211_STYPE_QOS_DATA//add by David,2006.8.4 + ) { + if (stype != IEEE80211_STYPE_NULLFUNC) + IEEE80211_DEBUG_DROP( + "RX: dropped data frame " + "with no data (type=0x%02x, " + "subtype=0x%02x, len=%d)\n", + type, stype, skb->len); + goto rx_dropped; + } + if (memcmp(bssid, ieee->current_network.bssid, ETH_ALEN)) + goto rx_dropped; + + /* skb: hdr + (possibly fragmented, possibly encrypted) payload */ + + if (ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + (keyidx = ieee80211_rx_frame_decrypt(ieee, skb, crypt)) < 0) + { + printk("decrypt frame error\n"); + goto rx_dropped; + } + + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + + /* skb: hdr + (possibly fragmented) plaintext payload */ + // PR: FIXME: hostap has additional conditions in the "if" below: + // ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + if ((frag != 0 || (fc & IEEE80211_FCTL_MOREFRAGS))) { + int flen; + struct sk_buff *frag_skb = ieee80211_frag_cache_get(ieee, hdr); + IEEE80211_DEBUG_FRAG("Rx Fragment received (%u)\n", frag); + + if (!frag_skb) { + IEEE80211_DEBUG(IEEE80211_DL_RX | IEEE80211_DL_FRAG, + "Rx cannot get skb from fragment " + "cache (morefrag=%d seq=%u frag=%u)\n", + (fc & IEEE80211_FCTL_MOREFRAGS) != 0, + WLAN_GET_SEQ_SEQ(sc), frag); + goto rx_dropped; + } + flen = skb->len; + if (frag != 0) + flen -= hdrlen; + + if (frag_skb->tail + flen > frag_skb->end) { + printk(KERN_WARNING "%s: host decrypted and " + "reassembled frame did not fit skb\n", + dev->name); + ieee80211_frag_cache_invalidate(ieee, hdr); + goto rx_dropped; + } + + if (frag == 0) { + /* copy first fragment (including full headers) into + * beginning of the fragment cache skb */ + memcpy(skb_put(frag_skb, flen), skb->data, flen); + } else { + /* append frame payload to the end of the fragment + * cache skb */ + memcpy(skb_put(frag_skb, flen), skb->data + hdrlen, + flen); + } + dev_kfree_skb_any(skb); + skb = NULL; + + if (fc & IEEE80211_FCTL_MOREFRAGS) { + /* more fragments expected - leave the skb in fragment + * cache for now; it will be delivered to upper layers + * after all fragments have been received */ + goto rx_exit; + } + + /* this was the last fragment and the frame will be + * delivered, so remove skb from fragment cache */ + skb = frag_skb; + hdr = (struct ieee80211_hdr_4addr *) skb->data; + ieee80211_frag_cache_invalidate(ieee, hdr); + } + + /* skb: hdr + (possible reassembled) full MSDU payload; possibly still + * encrypted/authenticated */ + if (ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + ieee80211_rx_frame_decrypt_msdu(ieee, skb, keyidx, crypt)) + { + printk("==>decrypt msdu error\n"); + goto rx_dropped; + } + + //added by amy for AP roaming + ieee->LinkDetectInfo.NumRecvDataInPeriod++; + ieee->LinkDetectInfo.NumRxOkInPeriod++; + + hdr = (struct ieee80211_hdr_4addr *) skb->data; + if (crypt && !(fc & IEEE80211_FCTL_WEP) && !ieee->open_wep) { + if (/*ieee->ieee802_1x &&*/ + ieee80211_is_eapol_frame(ieee, skb, hdrlen)) { + +#ifdef CONFIG_IEEE80211_DEBUG + /* pass unencrypted EAPOL frames even if encryption is + * configured */ + struct eapol *eap = (struct eapol *)(skb->data + + 24); + IEEE80211_DEBUG_EAP("RX: IEEE 802.1X EAPOL frame: %s\n", + eap_get_type(eap->type)); +#endif + } else { + IEEE80211_DEBUG_DROP( + "encryption configured, but RX " + "frame not encrypted (SA=" MAC_FMT ")\n", + MAC_ARG(hdr->addr2)); + goto rx_dropped; + } + } + +#ifdef CONFIG_IEEE80211_DEBUG + if (crypt && !(fc & IEEE80211_FCTL_WEP) && + ieee80211_is_eapol_frame(ieee, skb, hdrlen)) { + struct eapol *eap = (struct eapol *)(skb->data + + 24); + IEEE80211_DEBUG_EAP("RX: IEEE 802.1X EAPOL frame: %s\n", + eap_get_type(eap->type)); + } +#endif + + if (crypt && !(fc & IEEE80211_FCTL_WEP) && !ieee->open_wep && + !ieee80211_is_eapol_frame(ieee, skb, hdrlen)) { + IEEE80211_DEBUG_DROP( + "dropped unencrypted RX data " + "frame from " MAC_FMT + " (drop_unencrypted=1)\n", + MAC_ARG(hdr->addr2)); + goto rx_dropped; + } +/* + if(ieee80211_is_eapol_frame(ieee, skb, hdrlen)) { + printk(KERN_WARNING "RX: IEEE802.1X EPAOL frame!\n"); + } +*/ +//added by amy for reorder +#if 1 + if(ieee->current_network.qos_data.active && IsQoSDataFrame(skb->data) + && !is_multicast_ether_addr(hdr->addr1) && !is_broadcast_ether_addr(hdr->addr1)) + { + TID = Frame_QoSTID(skb->data); + SeqNum = WLAN_GET_SEQ_SEQ(sc); + GetTs(ieee,(PTS_COMMON_INFO*) &pTS,hdr->addr2,TID,RX_DIR,true); + if(TID !=0 && TID !=3) + { + ieee->bis_any_nonbepkts = true; + } + } +#endif +//added by amy for reorder + /* skb: hdr + (possible reassembled) full plaintext payload */ + payload = skb->data + hdrlen; + //ethertype = (payload[6] << 8) | payload[7]; + rxb = (struct ieee80211_rxb*)kmalloc(sizeof(struct ieee80211_rxb),GFP_ATOMIC); + if(rxb == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR,"%s(): kmalloc rxb error\n",__FUNCTION__); + goto rx_dropped; + } + /* to parse amsdu packets */ + /* qos data packets & reserved bit is 1 */ + if(parse_subframe(skb,rx_stats,rxb,src,dst) == 0) { + /* only to free rxb, and not submit the packets to upper layer */ + for(i =0; i < rxb->nr_subframes; i++) { + dev_kfree_skb(rxb->subframes[i]); + } + kfree(rxb); + rxb = NULL; + goto rx_dropped; + } + + ieee->last_rx_ps_time = jiffies; +//added by amy for reorder + if(ieee->pHTInfo->bCurRxReorderEnable == false ||pTS == NULL){ +//added by amy for reorder + for(i = 0; i<rxb->nr_subframes; i++) { + struct sk_buff *sub_skb = rxb->subframes[i]; + + if (sub_skb) { + /* convert hdr + possible LLC headers into Ethernet header */ + ethertype = (sub_skb->data[6] << 8) | sub_skb->data[7]; + if (sub_skb->len >= 8 && + ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 && + ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) || + memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) { + /* remove RFC1042 or Bridge-Tunnel encapsulation and + * replace EtherType */ + skb_pull(sub_skb, SNAP_SIZE); + memcpy(skb_push(sub_skb, ETH_ALEN), src, ETH_ALEN); + memcpy(skb_push(sub_skb, ETH_ALEN), dst, ETH_ALEN); + } else { + u16 len; + /* Leave Ethernet header part of hdr and full payload */ + len = htons(sub_skb->len); + memcpy(skb_push(sub_skb, 2), &len, 2); + memcpy(skb_push(sub_skb, ETH_ALEN), src, ETH_ALEN); + memcpy(skb_push(sub_skb, ETH_ALEN), dst, ETH_ALEN); + } + + stats->rx_packets++; + stats->rx_bytes += sub_skb->len; + if(is_multicast_ether_addr(dst)) { + stats->multicast++; + } + + /* Indicat the packets to upper layer */ + //printk("0skb_len(%d)\n", skb->len); + sub_skb->protocol = eth_type_trans(sub_skb, dev); + memset(sub_skb->cb, 0, sizeof(sub_skb->cb)); + sub_skb->dev = dev; + sub_skb->ip_summed = CHECKSUM_NONE; /* 802.11 crc not sufficient */ + //skb->ip_summed = CHECKSUM_UNNECESSARY; /* 802.11 crc not sufficient */ + //printk("1skb_len(%d)\n", skb->len); + netif_rx(sub_skb); + } + } + kfree(rxb); + rxb = NULL; + + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"%s(): REORDER ENABLE AND PTS not NULL, and we will enter RxReorderIndicatePacket()\n",__FUNCTION__); + RxReorderIndicatePacket(ieee, rxb, pTS, SeqNum); + } +#ifndef JOHN_NOCPY + dev_kfree_skb(skb); +#endif + + rx_exit: +#ifdef NOT_YET + if (sta) + hostap_handle_sta_release(sta); +#endif + return 1; + + rx_dropped: + if (rxb != NULL) + { + kfree(rxb); + rxb = NULL; + } + stats->rx_dropped++; + + /* Returning 0 indicates to caller that we have not handled the SKB-- + * so it is still allocated and can be used again by underlying + * hardware as a DMA target */ + return 0; +} + +#define MGMT_FRAME_FIXED_PART_LENGTH 0x24 + +static u8 qos_oui[QOS_OUI_LEN] = { 0x00, 0x50, 0xF2 }; + +/* +* Make ther structure we read from the beacon packet has +* the right values +*/ +static int ieee80211_verify_qos_info(struct ieee80211_qos_information_element + *info_element, int sub_type) +{ + + if (info_element->qui_subtype != sub_type) + return -1; + if (memcmp(info_element->qui, qos_oui, QOS_OUI_LEN)) + return -1; + if (info_element->qui_type != QOS_OUI_TYPE) + return -1; + if (info_element->version != QOS_VERSION_1) + return -1; + + return 0; +} + + +/* + * Parse a QoS parameter element + */ +static int ieee80211_read_qos_param_element(struct ieee80211_qos_parameter_info + *element_param, struct ieee80211_info_element + *info_element) +{ + int ret = 0; + u16 size = sizeof(struct ieee80211_qos_parameter_info) - 2; + + if ((info_element == NULL) || (element_param == NULL)) + return -1; + + if (info_element->id == QOS_ELEMENT_ID && info_element->len == size) { + memcpy(element_param->info_element.qui, info_element->data, + info_element->len); + element_param->info_element.elementID = info_element->id; + element_param->info_element.length = info_element->len; + } else + ret = -1; + if (ret == 0) + ret = ieee80211_verify_qos_info(&element_param->info_element, + QOS_OUI_PARAM_SUB_TYPE); + return ret; +} + +/* + * Parse a QoS information element + */ +static int ieee80211_read_qos_info_element(struct + ieee80211_qos_information_element + *element_info, struct ieee80211_info_element + *info_element) +{ + int ret = 0; + u16 size = sizeof(struct ieee80211_qos_information_element) - 2; + + if (element_info == NULL) + return -1; + if (info_element == NULL) + return -1; + + if ((info_element->id == QOS_ELEMENT_ID) && (info_element->len == size)) { + memcpy(element_info->qui, info_element->data, + info_element->len); + element_info->elementID = info_element->id; + element_info->length = info_element->len; + } else + ret = -1; + + if (ret == 0) + ret = ieee80211_verify_qos_info(element_info, + QOS_OUI_INFO_SUB_TYPE); + return ret; +} + + +/* + * Write QoS parameters from the ac parameters. + */ +static int ieee80211_qos_convert_ac_to_parameters(struct + ieee80211_qos_parameter_info + *param_elm, struct + ieee80211_qos_parameters + *qos_param) +{ + int rc = 0; + int i; + struct ieee80211_qos_ac_parameter *ac_params; + u8 aci; + //u8 cw_min; + //u8 cw_max; + + for (i = 0; i < QOS_QUEUE_NUM; i++) { + ac_params = &(param_elm->ac_params_record[i]); + + aci = (ac_params->aci_aifsn & 0x60) >> 5; + + if(aci >= QOS_QUEUE_NUM) + continue; + qos_param->aifs[aci] = (ac_params->aci_aifsn) & 0x0f; + + /* WMM spec P.11: The minimum value for AIFSN shall be 2 */ + qos_param->aifs[aci] = (qos_param->aifs[aci] < 2) ? 2:qos_param->aifs[aci]; + + qos_param->cw_min[aci] = ac_params->ecw_min_max & 0x0F; + + qos_param->cw_max[aci] = (ac_params->ecw_min_max & 0xF0) >> 4; + + qos_param->flag[aci] = + (ac_params->aci_aifsn & 0x10) ? 0x01 : 0x00; + qos_param->tx_op_limit[aci] = le16_to_cpu(ac_params->tx_op_limit); + } + return rc; +} + +/* + * we have a generic data element which it may contain QoS information or + * parameters element. check the information element length to decide + * which type to read + */ +static int ieee80211_parse_qos_info_param_IE(struct ieee80211_info_element + *info_element, + struct ieee80211_network *network) +{ + int rc = 0; + struct ieee80211_qos_parameters *qos_param = NULL; + struct ieee80211_qos_information_element qos_info_element; + + rc = ieee80211_read_qos_info_element(&qos_info_element, info_element); + + if (rc == 0) { + network->qos_data.param_count = qos_info_element.ac_info & 0x0F; + network->flags |= NETWORK_HAS_QOS_INFORMATION; + } else { + struct ieee80211_qos_parameter_info param_element; + + rc = ieee80211_read_qos_param_element(¶m_element, + info_element); + if (rc == 0) { + qos_param = &(network->qos_data.parameters); + ieee80211_qos_convert_ac_to_parameters(¶m_element, + qos_param); + network->flags |= NETWORK_HAS_QOS_PARAMETERS; + network->qos_data.param_count = + param_element.info_element.ac_info & 0x0F; + } + } + + if (rc == 0) { + IEEE80211_DEBUG_QOS("QoS is supported\n"); + network->qos_data.supported = 1; + } + return rc; +} + +#ifdef CONFIG_IEEE80211_DEBUG +#define MFIE_STRING(x) case MFIE_TYPE_ ##x: return #x + +static const char *get_info_element_string(u16 id) +{ + switch (id) { + MFIE_STRING(SSID); + MFIE_STRING(RATES); + MFIE_STRING(FH_SET); + MFIE_STRING(DS_SET); + MFIE_STRING(CF_SET); + MFIE_STRING(TIM); + MFIE_STRING(IBSS_SET); + MFIE_STRING(COUNTRY); + MFIE_STRING(HOP_PARAMS); + MFIE_STRING(HOP_TABLE); + MFIE_STRING(REQUEST); + MFIE_STRING(CHALLENGE); + MFIE_STRING(POWER_CONSTRAINT); + MFIE_STRING(POWER_CAPABILITY); + MFIE_STRING(TPC_REQUEST); + MFIE_STRING(TPC_REPORT); + MFIE_STRING(SUPP_CHANNELS); + MFIE_STRING(CSA); + MFIE_STRING(MEASURE_REQUEST); + MFIE_STRING(MEASURE_REPORT); + MFIE_STRING(QUIET); + MFIE_STRING(IBSS_DFS); + // MFIE_STRING(ERP_INFO); + MFIE_STRING(RSN); + MFIE_STRING(RATES_EX); + MFIE_STRING(GENERIC); + MFIE_STRING(QOS_PARAMETER); + default: + return "UNKNOWN"; + } +} +#endif + +#ifdef ENABLE_DOT11D +static inline void ieee80211_extract_country_ie( + struct ieee80211_device *ieee, + struct ieee80211_info_element *info_element, + struct ieee80211_network *network, + u8 * addr2 +) +{ + if(IS_DOT11D_ENABLE(ieee)) + { + if(info_element->len!= 0) + { + memcpy(network->CountryIeBuf, info_element->data, info_element->len); + network->CountryIeLen = info_element->len; + + if(!IS_COUNTRY_IE_VALID(ieee)) + { + Dot11d_UpdateCountryIe(ieee, addr2, info_element->len, info_element->data); + } + } + + // + // 070305, rcnjko: I update country IE watch dog here because + // some AP (e.g. Cisco 1242) don't include country IE in their + // probe response frame. + // + if(IS_EQUAL_CIE_SRC(ieee, addr2) ) + { + UPDATE_CIE_WATCHDOG(ieee); + } + } + +} +#endif + +int ieee80211_parse_info_param(struct ieee80211_device *ieee, + struct ieee80211_info_element *info_element, + u16 length, + struct ieee80211_network *network, + struct ieee80211_rx_stats *stats) +{ + u8 i; + short offset; + u16 tmp_htcap_len=0; + u16 tmp_htinfo_len=0; + u16 ht_realtek_agg_len=0; + u8 ht_realtek_agg_buf[MAX_IE_LEN]; +// u16 broadcom_len = 0; +#ifdef CONFIG_IEEE80211_DEBUG + char rates_str[64]; + char *p; +#endif + + while (length >= sizeof(*info_element)) { + if (sizeof(*info_element) + info_element->len > length) { + IEEE80211_DEBUG_MGMT("Info elem: parse failed: " + "info_element->len + 2 > left : " + "info_element->len+2=%zd left=%d, id=%d.\n", + info_element->len + + sizeof(*info_element), + length, info_element->id); + /* We stop processing but don't return an error here + * because some misbehaviour APs break this rule. ie. + * Orinoco AP1000. */ + break; + } + + switch (info_element->id) { + case MFIE_TYPE_SSID: + if (ieee80211_is_empty_essid(info_element->data, + info_element->len)) { + network->flags |= NETWORK_EMPTY_ESSID; + break; + } + + network->ssid_len = min(info_element->len, + (u8) IW_ESSID_MAX_SIZE); + memcpy(network->ssid, info_element->data, network->ssid_len); + if (network->ssid_len < IW_ESSID_MAX_SIZE) + memset(network->ssid + network->ssid_len, 0, + IW_ESSID_MAX_SIZE - network->ssid_len); + + IEEE80211_DEBUG_MGMT("MFIE_TYPE_SSID: '%s' len=%d.\n", + network->ssid, network->ssid_len); + break; + + case MFIE_TYPE_RATES: +#ifdef CONFIG_IEEE80211_DEBUG + p = rates_str; +#endif + network->rates_len = min(info_element->len, + MAX_RATES_LENGTH); + for (i = 0; i < network->rates_len; i++) { + network->rates[i] = info_element->data[i]; +#ifdef CONFIG_IEEE80211_DEBUG + p += snprintf(p, sizeof(rates_str) - + (p - rates_str), "%02X ", + network->rates[i]); +#endif + if (ieee80211_is_ofdm_rate + (info_element->data[i])) { + network->flags |= NETWORK_HAS_OFDM; + if (info_element->data[i] & + IEEE80211_BASIC_RATE_MASK) + network->flags &= + ~NETWORK_HAS_CCK; + } + } + + IEEE80211_DEBUG_MGMT("MFIE_TYPE_RATES: '%s' (%d)\n", + rates_str, network->rates_len); + break; + + case MFIE_TYPE_RATES_EX: +#ifdef CONFIG_IEEE80211_DEBUG + p = rates_str; +#endif + network->rates_ex_len = min(info_element->len, + MAX_RATES_EX_LENGTH); + for (i = 0; i < network->rates_ex_len; i++) { + network->rates_ex[i] = info_element->data[i]; +#ifdef CONFIG_IEEE80211_DEBUG + p += snprintf(p, sizeof(rates_str) - + (p - rates_str), "%02X ", + network->rates[i]); +#endif + if (ieee80211_is_ofdm_rate + (info_element->data[i])) { + network->flags |= NETWORK_HAS_OFDM; + if (info_element->data[i] & + IEEE80211_BASIC_RATE_MASK) + network->flags &= + ~NETWORK_HAS_CCK; + } + } + + IEEE80211_DEBUG_MGMT("MFIE_TYPE_RATES_EX: '%s' (%d)\n", + rates_str, network->rates_ex_len); + break; + + case MFIE_TYPE_DS_SET: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_DS_SET: %d\n", + info_element->data[0]); + network->channel = info_element->data[0]; + break; + + case MFIE_TYPE_FH_SET: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_FH_SET: ignored\n"); + break; + + case MFIE_TYPE_CF_SET: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_CF_SET: ignored\n"); + break; + + case MFIE_TYPE_TIM: + if(info_element->len < 4) + break; + + network->tim.tim_count = info_element->data[0]; + network->tim.tim_period = info_element->data[1]; + + network->dtim_period = info_element->data[1]; + if(ieee->state != IEEE80211_LINKED) + break; +#if 0 + network->last_dtim_sta_time[0] = stats->mac_time[0]; +#else + //we use jiffies for legacy Power save + network->last_dtim_sta_time[0] = jiffies; +#endif + network->last_dtim_sta_time[1] = stats->mac_time[1]; + + network->dtim_data = IEEE80211_DTIM_VALID; + + if(info_element->data[0] != 0) + break; + + if(info_element->data[2] & 1) + network->dtim_data |= IEEE80211_DTIM_MBCAST; + + offset = (info_element->data[2] >> 1)*2; + + //printk("offset1:%x aid:%x\n",offset, ieee->assoc_id); + + if(ieee->assoc_id < 8*offset || + ieee->assoc_id > 8*(offset + info_element->len -3)) + + break; + + offset = (ieee->assoc_id / 8) - offset;// + ((aid % 8)? 0 : 1) ; + + if(info_element->data[3+offset] & (1<<(ieee->assoc_id%8))) + network->dtim_data |= IEEE80211_DTIM_UCAST; + + //IEEE80211_DEBUG_MGMT("MFIE_TYPE_TIM: partially ignored\n"); + break; + + case MFIE_TYPE_ERP: + network->erp_value = info_element->data[0]; + network->flags |= NETWORK_HAS_ERP_VALUE; + IEEE80211_DEBUG_MGMT("MFIE_TYPE_ERP_SET: %d\n", + network->erp_value); + break; + case MFIE_TYPE_IBSS_SET: + network->atim_window = info_element->data[0]; + IEEE80211_DEBUG_MGMT("MFIE_TYPE_IBSS_SET: %d\n", + network->atim_window); + break; + + case MFIE_TYPE_CHALLENGE: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_CHALLENGE: ignored\n"); + break; + + case MFIE_TYPE_GENERIC: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_GENERIC: %d bytes\n", + info_element->len); + if (!ieee80211_parse_qos_info_param_IE(info_element, + network)) + break; + + if (info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x50 && + info_element->data[2] == 0xf2 && + info_element->data[3] == 0x01) { + network->wpa_ie_len = min(info_element->len + 2, + MAX_WPA_IE_LEN); + memcpy(network->wpa_ie, info_element, + network->wpa_ie_len); + break; + } + +#ifdef THOMAS_TURBO + if (info_element->len == 7 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0xe0 && + info_element->data[2] == 0x4c && + info_element->data[3] == 0x01 && + info_element->data[4] == 0x02) { + network->Turbo_Enable = 1; + } +#endif + + //for HTcap and HTinfo parameters + if(tmp_htcap_len == 0){ + if(info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x90 && + info_element->data[2] == 0x4c && + info_element->data[3] == 0x033){ + + tmp_htcap_len = min(info_element->len,(u8)MAX_IE_LEN); + if(tmp_htcap_len != 0){ + network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC; + network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf)?\ + sizeof(network->bssht.bdHTCapBuf):tmp_htcap_len; + memcpy(network->bssht.bdHTCapBuf,info_element->data,network->bssht.bdHTCapLen); + } + } + if(tmp_htcap_len != 0) + network->bssht.bdSupportHT = true; + else + network->bssht.bdSupportHT = false; + } + + + if(tmp_htinfo_len == 0){ + if(info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x90 && + info_element->data[2] == 0x4c && + info_element->data[3] == 0x034){ + + tmp_htinfo_len = min(info_element->len,(u8)MAX_IE_LEN); + if(tmp_htinfo_len != 0){ + network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC; + if(tmp_htinfo_len){ + network->bssht.bdHTInfoLen = tmp_htinfo_len > sizeof(network->bssht.bdHTInfoBuf)?\ + sizeof(network->bssht.bdHTInfoBuf):tmp_htinfo_len; + memcpy(network->bssht.bdHTInfoBuf,info_element->data,network->bssht.bdHTInfoLen); + } + + } + + } + } + + if(ieee->aggregation){ + if(network->bssht.bdSupportHT){ + if(info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0xe0 && + info_element->data[2] == 0x4c && + info_element->data[3] == 0x02){ + + ht_realtek_agg_len = min(info_element->len,(u8)MAX_IE_LEN); + memcpy(ht_realtek_agg_buf,info_element->data,info_element->len); + + } + if(ht_realtek_agg_len >= 5){ + network->bssht.bdRT2RTAggregation = true; + + if((ht_realtek_agg_buf[4] == 1) && (ht_realtek_agg_buf[5] & 0x02)) + network->bssht.bdRT2RTLongSlotTime = true; + } + } + + } + + //if(tmp_htcap_len !=0 || tmp_htinfo_len != 0) + { + if((info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x05 && + info_element->data[2] == 0xb5) || + (info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x0a && + info_element->data[2] == 0xf7) || + (info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x10 && + info_element->data[2] == 0x18)){ + + network->broadcom_cap_exist = true; + + } + } +#if 0 + if (tmp_htcap_len !=0) + { + u16 cap_ext = ((PHT_CAPABILITY_ELE)&info_element->data[0])->ExtHTCapInfo; + if ((cap_ext & 0x0c00) == 0x0c00) + { + network->ralink_cap_exist = true; + } + } +#endif + if(info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x0c && + info_element->data[2] == 0x43) + { + network->ralink_cap_exist = true; + } + else + network->ralink_cap_exist = false; + //added by amy for atheros AP + if((info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x03 && + info_element->data[2] == 0x7f) || + (info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x13 && + info_element->data[2] == 0x74)) + { + printk("========>%s(): athros AP is exist\n",__FUNCTION__); + network->atheros_cap_exist = true; + } + else + network->atheros_cap_exist = false; + + if(info_element->len >= 3 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x40 && + info_element->data[2] == 0x96) + { + network->cisco_cap_exist = true; + } + else + network->cisco_cap_exist = false; + //added by amy for LEAP of cisco + if(info_element->len > 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x40 && + info_element->data[2] == 0x96 && + info_element->data[3] == 0x01) + { + if(info_element->len == 6) + { + memcpy(network->CcxRmState, &info_element[4], 2); + if(network->CcxRmState[0] != 0) + { + network->bCcxRmEnable = true; + } + else + network->bCcxRmEnable = false; + // + // CCXv4 Table 59-1 MBSSID Masks. + // + network->MBssidMask = network->CcxRmState[1] & 0x07; + if(network->MBssidMask != 0) + { + network->bMBssidValid = true; + network->MBssidMask = 0xff << (network->MBssidMask); + cpMacAddr(network->MBssid, network->bssid); + network->MBssid[5] &= network->MBssidMask; + } + else + { + network->bMBssidValid = false; + } + } + else + { + network->bCcxRmEnable = false; + } + } + if(info_element->len > 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x40 && + info_element->data[2] == 0x96 && + info_element->data[3] == 0x03) + { + if(info_element->len == 5) + { + network->bWithCcxVerNum = true; + network->BssCcxVerNumber = info_element->data[4]; + } + else + { + network->bWithCcxVerNum = false; + network->BssCcxVerNumber = 0; + } + } + break; + + case MFIE_TYPE_RSN: + IEEE80211_DEBUG_MGMT("MFIE_TYPE_RSN: %d bytes\n", + info_element->len); + network->rsn_ie_len = min(info_element->len + 2, + MAX_WPA_IE_LEN); + memcpy(network->rsn_ie, info_element, + network->rsn_ie_len); + break; + + //HT related element. + case MFIE_TYPE_HT_CAP: + IEEE80211_DEBUG_SCAN("MFIE_TYPE_HT_CAP: %d bytes\n", + info_element->len); + tmp_htcap_len = min(info_element->len,(u8)MAX_IE_LEN); + if(tmp_htcap_len != 0){ + network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC; + network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf)?\ + sizeof(network->bssht.bdHTCapBuf):tmp_htcap_len; + memcpy(network->bssht.bdHTCapBuf,info_element->data,network->bssht.bdHTCapLen); + + //If peer is HT, but not WMM, call QosSetLegacyWMMParamWithHT() + // windows driver will update WMM parameters each beacon received once connected + // Linux driver is a bit different. + network->bssht.bdSupportHT = true; + } + else + network->bssht.bdSupportHT = false; + break; + + + case MFIE_TYPE_HT_INFO: + IEEE80211_DEBUG_SCAN("MFIE_TYPE_HT_INFO: %d bytes\n", + info_element->len); + tmp_htinfo_len = min(info_element->len,(u8)MAX_IE_LEN); + if(tmp_htinfo_len){ + network->bssht.bdHTSpecVer = HT_SPEC_VER_IEEE; + network->bssht.bdHTInfoLen = tmp_htinfo_len > sizeof(network->bssht.bdHTInfoBuf)?\ + sizeof(network->bssht.bdHTInfoBuf):tmp_htinfo_len; + memcpy(network->bssht.bdHTInfoBuf,info_element->data,network->bssht.bdHTInfoLen); + } + break; + + case MFIE_TYPE_AIRONET: + IEEE80211_DEBUG_SCAN("MFIE_TYPE_AIRONET: %d bytes\n", + info_element->len); + if(info_element->len >IE_CISCO_FLAG_POSITION) + { + network->bWithAironetIE = true; + + // CCX 1 spec v1.13, A01.1 CKIP Negotiation (page23): + // "A Cisco access point advertises support for CKIP in beacon and probe response packets, + // by adding an Aironet element and setting one or both of the CKIP negotiation bits." + if( (info_element->data[IE_CISCO_FLAG_POSITION]&SUPPORT_CKIP_MIC) || + (info_element->data[IE_CISCO_FLAG_POSITION]&SUPPORT_CKIP_PK) ) + { + network->bCkipSupported = true; + } + else + { + network->bCkipSupported = false; + } + } + else + { + network->bWithAironetIE = false; + network->bCkipSupported = false; + } + break; + case MFIE_TYPE_QOS_PARAMETER: + printk(KERN_ERR + "QoS Error need to parse QOS_PARAMETER IE\n"); + break; + +#ifdef ENABLE_DOT11D + case MFIE_TYPE_COUNTRY: + IEEE80211_DEBUG_SCAN("MFIE_TYPE_COUNTRY: %d bytes\n", + info_element->len); + //printk("=====>Receive <%s> Country IE\n",network->ssid); + ieee80211_extract_country_ie(ieee, info_element, network, network->bssid);//addr2 is same as addr3 when from an AP + break; +#endif +/* TODO */ +#if 0 + /* 802.11h */ + case MFIE_TYPE_POWER_CONSTRAINT: + network->power_constraint = info_element->data[0]; + network->flags |= NETWORK_HAS_POWER_CONSTRAINT; + break; + + case MFIE_TYPE_CSA: + network->power_constraint = info_element->data[0]; + network->flags |= NETWORK_HAS_CSA; + break; + + case MFIE_TYPE_QUIET: + network->quiet.count = info_element->data[0]; + network->quiet.period = info_element->data[1]; + network->quiet.duration = info_element->data[2]; + network->quiet.offset = info_element->data[3]; + network->flags |= NETWORK_HAS_QUIET; + break; + + case MFIE_TYPE_IBSS_DFS: + if (network->ibss_dfs) + break; + network->ibss_dfs = kmemdup(info_element->data, + info_element->len, + GFP_ATOMIC); + if (!network->ibss_dfs) + return 1; + network->flags |= NETWORK_HAS_IBSS_DFS; + break; + + case MFIE_TYPE_TPC_REPORT: + network->tpc_report.transmit_power = + info_element->data[0]; + network->tpc_report.link_margin = info_element->data[1]; + network->flags |= NETWORK_HAS_TPC_REPORT; + break; +#endif + default: + IEEE80211_DEBUG_MGMT + ("Unsupported info element: %s (%d)\n", + get_info_element_string(info_element->id), + info_element->id); + break; + } + + length -= sizeof(*info_element) + info_element->len; + info_element = + (struct ieee80211_info_element *)&info_element-> + data[info_element->len]; + } + + if(!network->atheros_cap_exist && !network->broadcom_cap_exist && + !network->cisco_cap_exist && !network->ralink_cap_exist && !network->bssht.bdRT2RTAggregation) + { + network->unknown_cap_exist = true; + } + else + { + network->unknown_cap_exist = false; + } + return 0; +} + +static inline u8 ieee80211_SignalStrengthTranslate( + u8 CurrSS + ) +{ + u8 RetSS; + + // Step 1. Scale mapping. + if(CurrSS >= 71 && CurrSS <= 100) + { + RetSS = 90 + ((CurrSS - 70) / 3); + } + else if(CurrSS >= 41 && CurrSS <= 70) + { + RetSS = 78 + ((CurrSS - 40) / 3); + } + else if(CurrSS >= 31 && CurrSS <= 40) + { + RetSS = 66 + (CurrSS - 30); + } + else if(CurrSS >= 21 && CurrSS <= 30) + { + RetSS = 54 + (CurrSS - 20); + } + else if(CurrSS >= 5 && CurrSS <= 20) + { + RetSS = 42 + (((CurrSS - 5) * 2) / 3); + } + else if(CurrSS == 4) + { + RetSS = 36; + } + else if(CurrSS == 3) + { + RetSS = 27; + } + else if(CurrSS == 2) + { + RetSS = 18; + } + else if(CurrSS == 1) + { + RetSS = 9; + } + else + { + RetSS = CurrSS; + } + //RT_TRACE(COMP_DBG, DBG_LOUD, ("##### After Mapping: LastSS: %d, CurrSS: %d, RetSS: %d\n", LastSS, CurrSS, RetSS)); + + // Step 2. Smoothing. + + //RT_TRACE(COMP_DBG, DBG_LOUD, ("$$$$$ After Smoothing: LastSS: %d, CurrSS: %d, RetSS: %d\n", LastSS, CurrSS, RetSS)); + + return RetSS; +} + +long ieee80211_translate_todbm(u8 signal_strength_index )// 0-100 index. +{ + long signal_power; // in dBm. + + // Translate to dBm (x=0.5y-95). + signal_power = (long)((signal_strength_index + 1) >> 1); + signal_power -= 95; + + return signal_power; +} + +static inline int ieee80211_network_init( + struct ieee80211_device *ieee, + struct ieee80211_probe_response *beacon, + struct ieee80211_network *network, + struct ieee80211_rx_stats *stats) +{ +#ifdef CONFIG_IEEE80211_DEBUG + //char rates_str[64]; + //char *p; +#endif + + network->qos_data.active = 0; + network->qos_data.supported = 0; + network->qos_data.param_count = 0; + network->qos_data.old_param_count = 0; + + /* Pull out fixed field data */ + memcpy(network->bssid, beacon->header.addr3, ETH_ALEN); + network->capability = le16_to_cpu(beacon->capability); + network->last_scanned = jiffies; + network->time_stamp[0] = le32_to_cpu(beacon->time_stamp[0]); + network->time_stamp[1] = le32_to_cpu(beacon->time_stamp[1]); + network->beacon_interval = le32_to_cpu(beacon->beacon_interval); + /* Where to pull this? beacon->listen_interval;*/ + network->listen_interval = 0x0A; + network->rates_len = network->rates_ex_len = 0; + network->last_associate = 0; + network->ssid_len = 0; + network->flags = 0; + network->atim_window = 0; + network->erp_value = (network->capability & WLAN_CAPABILITY_IBSS) ? + 0x3 : 0x0; + network->berp_info_valid = false; + network->broadcom_cap_exist = false; + network->ralink_cap_exist = false; + network->atheros_cap_exist = false; + network->cisco_cap_exist = false; + network->unknown_cap_exist = false; +#ifdef THOMAS_TURBO + network->Turbo_Enable = 0; +#endif +#ifdef ENABLE_DOT11D + network->CountryIeLen = 0; + memset(network->CountryIeBuf, 0, MAX_IE_LEN); +#endif +//Initialize HT parameters + //ieee80211_ht_initialize(&network->bssht); + HTInitializeBssDesc(&network->bssht); + if (stats->freq == IEEE80211_52GHZ_BAND) { + /* for A band (No DS info) */ + network->channel = stats->received_channel; + } else + network->flags |= NETWORK_HAS_CCK; + + network->wpa_ie_len = 0; + network->rsn_ie_len = 0; + + if (ieee80211_parse_info_param + (ieee,beacon->info_element, stats->len - sizeof(*beacon), network, stats)) + return 1; + + network->mode = 0; + if (stats->freq == IEEE80211_52GHZ_BAND) + network->mode = IEEE_A; + else { + if (network->flags & NETWORK_HAS_OFDM) + network->mode |= IEEE_G; + if (network->flags & NETWORK_HAS_CCK) + network->mode |= IEEE_B; + } + + if (network->mode == 0) { + IEEE80211_DEBUG_SCAN("Filtered out '%s (" MAC_FMT ")' " + "network.\n", + escape_essid(network->ssid, + network->ssid_len), + MAC_ARG(network->bssid)); + return 1; + } + + if(network->bssht.bdSupportHT){ + if(network->mode == IEEE_A) + network->mode = IEEE_N_5G; + else if(network->mode & (IEEE_G | IEEE_B)) + network->mode = IEEE_N_24G; + } + if (ieee80211_is_empty_essid(network->ssid, network->ssid_len)) + network->flags |= NETWORK_EMPTY_ESSID; + +#if 1 + stats->signal = 30 + (stats->SignalStrength * 70) / 100; + //stats->signal = ieee80211_SignalStrengthTranslate(stats->signal); + stats->noise = ieee80211_translate_todbm((u8)(100-stats->signal)) -25; +#endif + + memcpy(&network->stats, stats, sizeof(network->stats)); + + return 0; +} + +static inline int is_same_network(struct ieee80211_network *src, + struct ieee80211_network *dst, struct ieee80211_device* ieee) +{ + /* A network is only a duplicate if the channel, BSSID, ESSID + * and the capability field (in particular IBSS and BSS) all match. + * We treat all <hidden> with the same BSSID and channel + * as one network */ + return //((src->ssid_len == dst->ssid_len) && + (((src->ssid_len == dst->ssid_len) || (ieee->iw_mode == IW_MODE_INFRA)) && + (src->channel == dst->channel) && + !memcmp(src->bssid, dst->bssid, ETH_ALEN) && + //!memcmp(src->ssid, dst->ssid, src->ssid_len) && + (!memcmp(src->ssid, dst->ssid, src->ssid_len) || (ieee->iw_mode == IW_MODE_INFRA)) && + ((src->capability & WLAN_CAPABILITY_IBSS) == + (dst->capability & WLAN_CAPABILITY_IBSS)) && + ((src->capability & WLAN_CAPABILITY_BSS) == + (dst->capability & WLAN_CAPABILITY_BSS))); +} + +static inline void update_network(struct ieee80211_network *dst, + struct ieee80211_network *src) +{ + int qos_active; + u8 old_param; + + memcpy(&dst->stats, &src->stats, sizeof(struct ieee80211_rx_stats)); + dst->capability = src->capability; + memcpy(dst->rates, src->rates, src->rates_len); + dst->rates_len = src->rates_len; + memcpy(dst->rates_ex, src->rates_ex, src->rates_ex_len); + dst->rates_ex_len = src->rates_ex_len; + if(src->ssid_len > 0) + { + memset(dst->ssid, 0, dst->ssid_len); + dst->ssid_len = src->ssid_len; + memcpy(dst->ssid, src->ssid, src->ssid_len); + } + dst->mode = src->mode; + dst->flags = src->flags; + dst->time_stamp[0] = src->time_stamp[0]; + dst->time_stamp[1] = src->time_stamp[1]; + if (src->flags & NETWORK_HAS_ERP_VALUE) + { + dst->erp_value = src->erp_value; + dst->berp_info_valid = src->berp_info_valid = true; + } + dst->beacon_interval = src->beacon_interval; + dst->listen_interval = src->listen_interval; + dst->atim_window = src->atim_window; + dst->dtim_period = src->dtim_period; + dst->dtim_data = src->dtim_data; + dst->last_dtim_sta_time[0] = src->last_dtim_sta_time[0]; + dst->last_dtim_sta_time[1] = src->last_dtim_sta_time[1]; + memcpy(&dst->tim, &src->tim, sizeof(struct ieee80211_tim_parameters)); + + dst->bssht.bdSupportHT = src->bssht.bdSupportHT; + dst->bssht.bdRT2RTAggregation = src->bssht.bdRT2RTAggregation; + dst->bssht.bdHTCapLen= src->bssht.bdHTCapLen; + memcpy(dst->bssht.bdHTCapBuf,src->bssht.bdHTCapBuf,src->bssht.bdHTCapLen); + dst->bssht.bdHTInfoLen= src->bssht.bdHTInfoLen; + memcpy(dst->bssht.bdHTInfoBuf,src->bssht.bdHTInfoBuf,src->bssht.bdHTInfoLen); + dst->bssht.bdHTSpecVer = src->bssht.bdHTSpecVer; + dst->bssht.bdRT2RTLongSlotTime = src->bssht.bdRT2RTLongSlotTime; + dst->broadcom_cap_exist = src->broadcom_cap_exist; + dst->ralink_cap_exist = src->ralink_cap_exist; + dst->atheros_cap_exist = src->atheros_cap_exist; + dst->cisco_cap_exist = src->cisco_cap_exist; + dst->unknown_cap_exist = src->unknown_cap_exist; + memcpy(dst->wpa_ie, src->wpa_ie, src->wpa_ie_len); + dst->wpa_ie_len = src->wpa_ie_len; + memcpy(dst->rsn_ie, src->rsn_ie, src->rsn_ie_len); + dst->rsn_ie_len = src->rsn_ie_len; + + dst->last_scanned = jiffies; + /* qos related parameters */ + //qos_active = src->qos_data.active; + qos_active = dst->qos_data.active; + //old_param = dst->qos_data.old_param_count; + old_param = dst->qos_data.param_count; + if(dst->flags & NETWORK_HAS_QOS_MASK){ + //not update QOS paramter in beacon, as most AP will set all these parameter to 0.//WB + // printk("====>%s(), aifs:%x, %x\n", __FUNCTION__, dst->qos_data.parameters.aifs[0], src->qos_data.parameters.aifs[0]); + // memcpy(&dst->qos_data, &src->qos_data, + // sizeof(struct ieee80211_qos_data)); + } + else { + dst->qos_data.supported = src->qos_data.supported; + dst->qos_data.param_count = src->qos_data.param_count; + } + + if(dst->qos_data.supported == 1) { + dst->QoS_Enable = 1; + if(dst->ssid_len) + IEEE80211_DEBUG_QOS + ("QoS the network %s is QoS supported\n", + dst->ssid); + else + IEEE80211_DEBUG_QOS + ("QoS the network is QoS supported\n"); + } + dst->qos_data.active = qos_active; + dst->qos_data.old_param_count = old_param; + + /* dst->last_associate is not overwritten */ +#if 1 + dst->wmm_info = src->wmm_info; //sure to exist in beacon or probe response frame. + if(src->wmm_param[0].ac_aci_acm_aifsn|| \ + src->wmm_param[1].ac_aci_acm_aifsn|| \ + src->wmm_param[2].ac_aci_acm_aifsn|| \ + src->wmm_param[1].ac_aci_acm_aifsn) { + memcpy(dst->wmm_param, src->wmm_param, WME_AC_PRAM_LEN); + } + //dst->QoS_Enable = src->QoS_Enable; +#else + dst->QoS_Enable = 1;//for Rtl8187 simulation +#endif +#ifdef THOMAS_TURBO + dst->Turbo_Enable = src->Turbo_Enable; +#endif + +#ifdef ENABLE_DOT11D + dst->CountryIeLen = src->CountryIeLen; + memcpy(dst->CountryIeBuf, src->CountryIeBuf, src->CountryIeLen); +#endif + + //added by amy for LEAP + dst->bWithAironetIE = src->bWithAironetIE; + dst->bCkipSupported = src->bCkipSupported; + memcpy(dst->CcxRmState,src->CcxRmState,2); + dst->bCcxRmEnable = src->bCcxRmEnable; + dst->MBssidMask = src->MBssidMask; + dst->bMBssidValid = src->bMBssidValid; + memcpy(dst->MBssid,src->MBssid,6); + dst->bWithCcxVerNum = src->bWithCcxVerNum; + dst->BssCcxVerNumber = src->BssCcxVerNumber; + +} + +static inline int is_beacon(__le16 fc) +{ + return (WLAN_FC_GET_STYPE(le16_to_cpu(fc)) == IEEE80211_STYPE_BEACON); +} + +static inline void ieee80211_process_probe_response( + struct ieee80211_device *ieee, + struct ieee80211_probe_response *beacon, + struct ieee80211_rx_stats *stats) +{ + struct ieee80211_network network; + struct ieee80211_network *target; + struct ieee80211_network *oldest = NULL; +#ifdef CONFIG_IEEE80211_DEBUG + struct ieee80211_info_element *info_element = &beacon->info_element[0]; +#endif + unsigned long flags; + short renew; + //u8 wmm_info; + + memset(&network, 0, sizeof(struct ieee80211_network)); + IEEE80211_DEBUG_SCAN( + "'%s' (" MAC_FMT "): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n", + escape_essid(info_element->data, info_element->len), + MAC_ARG(beacon->header.addr3), + (beacon->capability & (1<<0xf)) ? '1' : '0', + (beacon->capability & (1<<0xe)) ? '1' : '0', + (beacon->capability & (1<<0xd)) ? '1' : '0', + (beacon->capability & (1<<0xc)) ? '1' : '0', + (beacon->capability & (1<<0xb)) ? '1' : '0', + (beacon->capability & (1<<0xa)) ? '1' : '0', + (beacon->capability & (1<<0x9)) ? '1' : '0', + (beacon->capability & (1<<0x8)) ? '1' : '0', + (beacon->capability & (1<<0x7)) ? '1' : '0', + (beacon->capability & (1<<0x6)) ? '1' : '0', + (beacon->capability & (1<<0x5)) ? '1' : '0', + (beacon->capability & (1<<0x4)) ? '1' : '0', + (beacon->capability & (1<<0x3)) ? '1' : '0', + (beacon->capability & (1<<0x2)) ? '1' : '0', + (beacon->capability & (1<<0x1)) ? '1' : '0', + (beacon->capability & (1<<0x0)) ? '1' : '0'); + + if (ieee80211_network_init(ieee, beacon, &network, stats)) { + IEEE80211_DEBUG_SCAN("Dropped '%s' (" MAC_FMT ") via %s.\n", + escape_essid(info_element->data, + info_element->len), + MAC_ARG(beacon->header.addr3), + WLAN_FC_GET_STYPE(beacon->header.frame_ctl) == + IEEE80211_STYPE_PROBE_RESP ? + "PROBE RESPONSE" : "BEACON"); + return; + } + +#ifdef ENABLE_DOT11D + // For Asus EeePc request, + // (1) if wireless adapter receive get any 802.11d country code in AP beacon, + // wireless adapter should follow the country code. + // (2) If there is no any country code in beacon, + // then wireless adapter should do active scan from ch1~11 and + // passive scan from ch12~14 + + if( !IsLegalChannel(ieee, network.channel) ) + return; + if(ieee->bGlobalDomain) + { + if (WLAN_FC_GET_STYPE(beacon->header.frame_ctl) == IEEE80211_STYPE_PROBE_RESP) + { + // Case 1: Country code + if(IS_COUNTRY_IE_VALID(ieee) ) + { + if( !IsLegalChannel(ieee, network.channel) ) + { + printk("GetScanInfo(): For Country code, filter probe response at channel(%d).\n", network.channel); + return; + } + } + // Case 2: No any country code. + else + { + // Filter over channel ch12~14 + if(network.channel > 11) + { + printk("GetScanInfo(): For Global Domain, filter probe response at channel(%d).\n", network.channel); + return; + } + } + } + else + { + // Case 1: Country code + if(IS_COUNTRY_IE_VALID(ieee) ) + { + if( !IsLegalChannel(ieee, network.channel) ) + { + printk("GetScanInfo(): For Country code, filter beacon at channel(%d).\n",network.channel); + return; + } + } + // Case 2: No any country code. + else + { + // Filter over channel ch12~14 + if(network.channel > 14) + { + printk("GetScanInfo(): For Global Domain, filter beacon at channel(%d).\n",network.channel); + return; + } + } + } + } +#endif + + /* The network parsed correctly -- so now we scan our known networks + * to see if we can find it in our list. + * + * NOTE: This search is definitely not optimized. Once its doing + * the "right thing" we'll optimize it for efficiency if + * necessary */ + + /* Search for this entry in the list and update it if it is + * already there. */ + + spin_lock_irqsave(&ieee->lock, flags); + + if(is_same_network(&ieee->current_network, &network, ieee)) { + update_network(&ieee->current_network, &network); + if((ieee->current_network.mode == IEEE_N_24G || ieee->current_network.mode == IEEE_G) + && ieee->current_network.berp_info_valid){ + if(ieee->current_network.erp_value& ERP_UseProtection) + ieee->current_network.buseprotection = true; + else + ieee->current_network.buseprotection = false; + } + if(is_beacon(beacon->header.frame_ctl)) + { + if(ieee->state == IEEE80211_LINKED) + ieee->LinkDetectInfo.NumRecvBcnInPeriod++; + } + else //hidden AP + network.flags = (~NETWORK_EMPTY_ESSID & network.flags)|(NETWORK_EMPTY_ESSID & ieee->current_network.flags); + } + + list_for_each_entry(target, &ieee->network_list, list) { + if (is_same_network(target, &network, ieee)) + break; + if ((oldest == NULL) || + (target->last_scanned < oldest->last_scanned)) + oldest = target; + } + + /* If we didn't find a match, then get a new network slot to initialize + * with this beacon's information */ + if (&target->list == &ieee->network_list) { + if (list_empty(&ieee->network_free_list)) { + /* If there are no more slots, expire the oldest */ + list_del(&oldest->list); + target = oldest; + IEEE80211_DEBUG_SCAN("Expired '%s' (" MAC_FMT ") from " + "network list.\n", + escape_essid(target->ssid, + target->ssid_len), + MAC_ARG(target->bssid)); + } else { + /* Otherwise just pull from the free list */ + target = list_entry(ieee->network_free_list.next, + struct ieee80211_network, list); + list_del(ieee->network_free_list.next); + } + + +#ifdef CONFIG_IEEE80211_DEBUG + IEEE80211_DEBUG_SCAN("Adding '%s' (" MAC_FMT ") via %s.\n", + escape_essid(network.ssid, + network.ssid_len), + MAC_ARG(network.bssid), + WLAN_FC_GET_STYPE(beacon->header.frame_ctl) == + IEEE80211_STYPE_PROBE_RESP ? + "PROBE RESPONSE" : "BEACON"); +#endif + memcpy(target, &network, sizeof(*target)); + list_add_tail(&target->list, &ieee->network_list); + if(ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) + ieee80211_softmac_new_net(ieee,&network); + } else { + IEEE80211_DEBUG_SCAN("Updating '%s' (" MAC_FMT ") via %s.\n", + escape_essid(target->ssid, + target->ssid_len), + MAC_ARG(target->bssid), + WLAN_FC_GET_STYPE(beacon->header.frame_ctl) == + IEEE80211_STYPE_PROBE_RESP ? + "PROBE RESPONSE" : "BEACON"); + + /* we have an entry and we are going to update it. But this entry may + * be already expired. In this case we do the same as we found a new + * net and call the new_net handler + */ + renew = !time_after(target->last_scanned + ieee->scan_age, jiffies); + //YJ,add,080819,for hidden ap + if(is_beacon(beacon->header.frame_ctl) == 0) + network.flags = (~NETWORK_EMPTY_ESSID & network.flags)|(NETWORK_EMPTY_ESSID & target->flags); + //if(strncmp(network.ssid, "linksys-c",9) == 0) + // printk("====>2 network.ssid=%s FLAG=%d target.ssid=%s FLAG=%d\n", network.ssid, network.flags, target->ssid, target->flags); + if(((network.flags & NETWORK_EMPTY_ESSID) == NETWORK_EMPTY_ESSID) \ + && (((network.ssid_len > 0) && (strncmp(target->ssid, network.ssid, network.ssid_len)))\ + ||((ieee->current_network.ssid_len == network.ssid_len)&&(strncmp(ieee->current_network.ssid, network.ssid, network.ssid_len) == 0)&&(ieee->state == IEEE80211_NOLINK)))) + renew = 1; + //YJ,add,080819,for hidden ap,end + + update_network(target, &network); + if(renew && (ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE)) + ieee80211_softmac_new_net(ieee,&network); + } + + spin_unlock_irqrestore(&ieee->lock, flags); + if (is_beacon(beacon->header.frame_ctl)&&is_same_network(&ieee->current_network, &network, ieee)&&\ + (ieee->state == IEEE80211_LINKED)) { + if(ieee->handle_beacon != NULL) { + ieee->handle_beacon(ieee->dev,beacon,&ieee->current_network); + } + } +} + +void ieee80211_rx_mgt(struct ieee80211_device *ieee, + struct ieee80211_hdr_4addr *header, + struct ieee80211_rx_stats *stats) +{ + if(ieee->sta_sleep || (ieee->ps != IEEE80211_PS_DISABLED && + ieee->iw_mode == IW_MODE_INFRA && + ieee->state == IEEE80211_LINKED)) + { + tasklet_schedule(&ieee->ps_task); + } + + if(WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_PROBE_RESP && + WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_BEACON) + ieee->last_rx_ps_time = jiffies; + + switch (WLAN_FC_GET_STYPE(header->frame_ctl)) { + + case IEEE80211_STYPE_BEACON: + IEEE80211_DEBUG_MGMT("received BEACON (%d)\n", + WLAN_FC_GET_STYPE(header->frame_ctl)); + IEEE80211_DEBUG_SCAN("Beacon\n"); + ieee80211_process_probe_response( + ieee, (struct ieee80211_probe_response *)header, stats); + break; + + case IEEE80211_STYPE_PROBE_RESP: + IEEE80211_DEBUG_MGMT("received PROBE RESPONSE (%d)\n", + WLAN_FC_GET_STYPE(header->frame_ctl)); + IEEE80211_DEBUG_SCAN("Probe response\n"); + ieee80211_process_probe_response( + ieee, (struct ieee80211_probe_response *)header, stats); + break; + + } +} + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_rx_mgt); +//EXPORT_SYMBOL(ieee80211_rx); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_rx_mgt); +EXPORT_SYMBOL_NOVERS(ieee80211_rx); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c new file mode 100644 index 0000000..a50bfc1 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c @@ -0,0 +1,3548 @@ +/* IEEE 802.11 SoftMAC layer + * Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> + * + * Mostly extracted from the rtl8180-sa2400 driver for the + * in-kernel generic ieee802.11 stack. + * + * Few lines might be stolen from other part of the ieee80211 + * stack. Copyright who own it's copyright + * + * WPA code stolen from the ipw2200 driver. + * Copyright who own it's copyright. + * + * released under the GPL + */ + + +#include "ieee80211.h" + +#include <linux/random.h> +#include <linux/delay.h> +#include <linux/version.h> +#include <asm/uaccess.h> +#ifdef ENABLE_DOT11D +#include "dot11d.h" +#endif + +u8 rsn_authen_cipher_suite[16][4] = { + {0x00,0x0F,0xAC,0x00}, //Use group key, //Reserved + {0x00,0x0F,0xAC,0x01}, //WEP-40 //RSNA default + {0x00,0x0F,0xAC,0x02}, //TKIP //NONE //{used just as default} + {0x00,0x0F,0xAC,0x03}, //WRAP-historical + {0x00,0x0F,0xAC,0x04}, //CCMP + {0x00,0x0F,0xAC,0x05}, //WEP-104 +}; + +short ieee80211_is_54g(struct ieee80211_network net) +{ + return ((net.rates_ex_len > 0) || (net.rates_len > 4)); +} + +short ieee80211_is_shortslot(struct ieee80211_network net) +{ + return (net.capability & WLAN_CAPABILITY_SHORT_SLOT); +} + +/* returns the total length needed for pleacing the RATE MFIE + * tag and the EXTENDED RATE MFIE tag if needed. + * It encludes two bytes per tag for the tag itself and its len + */ +unsigned int ieee80211_MFIE_rate_len(struct ieee80211_device *ieee) +{ + unsigned int rate_len = 0; + + if (ieee->modulation & IEEE80211_CCK_MODULATION) + rate_len = IEEE80211_CCK_RATE_LEN + 2; + + if (ieee->modulation & IEEE80211_OFDM_MODULATION) + + rate_len += IEEE80211_OFDM_RATE_LEN + 2; + + return rate_len; +} + +/* pleace the MFIE rate, tag to the memory (double) poined. + * Then it updates the pointer so that + * it points after the new MFIE tag added. + */ +void ieee80211_MFIE_Brate(struct ieee80211_device *ieee, u8 **tag_p) +{ + u8 *tag = *tag_p; + + if (ieee->modulation & IEEE80211_CCK_MODULATION){ + *tag++ = MFIE_TYPE_RATES; + *tag++ = 4; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_5MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_11MB; + } + + /* We may add an option for custom rates that specific HW might support */ + *tag_p = tag; +} + +void ieee80211_MFIE_Grate(struct ieee80211_device *ieee, u8 **tag_p) +{ + u8 *tag = *tag_p; + + if (ieee->modulation & IEEE80211_OFDM_MODULATION){ + + *tag++ = MFIE_TYPE_RATES_EX; + *tag++ = 8; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_6MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_9MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_12MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_18MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_24MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_36MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_48MB; + *tag++ = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_54MB; + + } + + /* We may add an option for custom rates that specific HW might support */ + *tag_p = tag; +} + + +void ieee80211_WMM_Info(struct ieee80211_device *ieee, u8 **tag_p) { + u8 *tag = *tag_p; + + *tag++ = MFIE_TYPE_GENERIC; //0 + *tag++ = 7; + *tag++ = 0x00; + *tag++ = 0x50; + *tag++ = 0xf2; + *tag++ = 0x02;//5 + *tag++ = 0x00; + *tag++ = 0x01; +#ifdef SUPPORT_USPD + if(ieee->current_network.wmm_info & 0x80) { + *tag++ = 0x0f|MAX_SP_Len; + } else { + *tag++ = MAX_SP_Len; + } +#else + *tag++ = MAX_SP_Len; +#endif + *tag_p = tag; +} + +#ifdef THOMAS_TURBO +void ieee80211_TURBO_Info(struct ieee80211_device *ieee, u8 **tag_p) { + u8 *tag = *tag_p; + + *tag++ = MFIE_TYPE_GENERIC; //0 + *tag++ = 7; + *tag++ = 0x00; + *tag++ = 0xe0; + *tag++ = 0x4c; + *tag++ = 0x01;//5 + *tag++ = 0x02; + *tag++ = 0x11; + *tag++ = 0x00; + + *tag_p = tag; + printk(KERN_ALERT "This is enable turbo mode IE process\n"); +} +#endif + +void enqueue_mgmt(struct ieee80211_device *ieee, struct sk_buff *skb) +{ + int nh; + nh = (ieee->mgmt_queue_head +1) % MGMT_QUEUE_NUM; + +/* + * if the queue is full but we have newer frames then + * just overwrites the oldest. + * + * if (nh == ieee->mgmt_queue_tail) + * return -1; + */ + ieee->mgmt_queue_head = nh; + ieee->mgmt_queue_ring[nh] = skb; + + //return 0; +} + +struct sk_buff *dequeue_mgmt(struct ieee80211_device *ieee) +{ + struct sk_buff *ret; + + if(ieee->mgmt_queue_tail == ieee->mgmt_queue_head) + return NULL; + + ret = ieee->mgmt_queue_ring[ieee->mgmt_queue_tail]; + + ieee->mgmt_queue_tail = + (ieee->mgmt_queue_tail+1) % MGMT_QUEUE_NUM; + + return ret; +} + +void init_mgmt_queue(struct ieee80211_device *ieee) +{ + ieee->mgmt_queue_tail = ieee->mgmt_queue_head = 0; +} + +u8 MgntQuery_MgntFrameTxRate(struct ieee80211_device *ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + u8 rate; + + // 2008/01/25 MH For broadcom, MGNT frame set as OFDM 6M. + if(pHTInfo->IOTAction & HT_IOT_ACT_MGNT_USE_CCK_6M) + rate = 0x0c; + else + rate = ieee->basic_rate & 0x7f; + + if(rate == 0){ + // 2005.01.26, by rcnjko. + if(ieee->mode == IEEE_A|| + ieee->mode== IEEE_N_5G|| + (ieee->mode== IEEE_N_24G&&!pHTInfo->bCurSuppCCK)) + rate = 0x0c; + else + rate = 0x02; + } + + /* + // Data rate of ProbeReq is already decided. Annie, 2005-03-31 + if( pMgntInfo->bScanInProgress || (pMgntInfo->bDualModeScanStep!=0) ) + { + if(pMgntInfo->dot11CurrentWirelessMode==WIRELESS_MODE_A) + rate = 0x0c; + else + rate = 0x02; + } + */ + return rate; +} + + +void ieee80211_sta_wakeup(struct ieee80211_device *ieee, short nl); + +inline void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee) +{ + unsigned long flags; + short single = ieee->softmac_features & IEEE_SOFTMAC_SINGLE_QUEUE; + struct ieee80211_hdr_3addr *header= + (struct ieee80211_hdr_3addr *) skb->data; + + cb_desc *tcb_desc = (cb_desc *)(skb->cb + 8); + spin_lock_irqsave(&ieee->lock, flags); + + /* called with 2nd param 0, no mgmt lock required */ + ieee80211_sta_wakeup(ieee,0); + + tcb_desc->queue_index = MGNT_QUEUE; + tcb_desc->data_rate = MgntQuery_MgntFrameTxRate(ieee); + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + + if(single){ + if(ieee->queue_stop){ + enqueue_mgmt(ieee,skb); + }else{ + header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0]<<4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + /* avoid watchdog triggers */ + // ieee->dev->trans_start = jiffies; + ieee->softmac_data_hard_start_xmit(skb,ieee->dev,ieee->basic_rate); + //dev_kfree_skb_any(skb);//edit by thomas + } + + spin_unlock_irqrestore(&ieee->lock, flags); + }else{ + spin_unlock_irqrestore(&ieee->lock, flags); + spin_lock_irqsave(&ieee->mgmt_tx_lock, flags); + + header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + /* check wether the managed packet queued greater than 5 */ + if(!ieee->check_nic_enough_desc(ieee->dev,tcb_desc->queue_index)||\ + (skb_queue_len(&ieee->skb_waitQ[tcb_desc->queue_index]) != 0)||\ + (ieee->queue_stop) ) { + /* insert the skb packet to the management queue */ + /* as for the completion function, it does not need + * to check it any more. + * */ + printk("%s():insert to waitqueue!\n",__FUNCTION__); + skb_queue_tail(&ieee->skb_waitQ[tcb_desc->queue_index], skb); + } else { + //printk("TX packet!\n"); + ieee->softmac_hard_start_xmit(skb,ieee->dev); + //dev_kfree_skb_any(skb);//edit by thomas + } + spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags); + } +} + +inline void softmac_ps_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee) +{ + + short single = ieee->softmac_features & IEEE_SOFTMAC_SINGLE_QUEUE; + struct ieee80211_hdr_3addr *header = + (struct ieee80211_hdr_3addr *) skb->data; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + 8); + + tcb_desc->queue_index = MGNT_QUEUE; + tcb_desc->data_rate = MgntQuery_MgntFrameTxRate(ieee); + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + //printk("=============>%s()\n", __FUNCTION__); + if(single){ + + header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + /* avoid watchdog triggers */ + // ieee->dev->trans_start = jiffies; + ieee->softmac_data_hard_start_xmit(skb,ieee->dev,ieee->basic_rate); + + }else{ + + header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + ieee->softmac_hard_start_xmit(skb,ieee->dev); + + } + //dev_kfree_skb_any(skb);//edit by thomas +} + +inline struct sk_buff *ieee80211_probe_req(struct ieee80211_device *ieee) +{ + unsigned int len,rate_len; + u8 *tag; + struct sk_buff *skb; + struct ieee80211_probe_request *req; + + len = ieee->current_network.ssid_len; + + rate_len = ieee80211_MFIE_rate_len(ieee); + + skb = dev_alloc_skb(sizeof(struct ieee80211_probe_request) + + 2 + len + rate_len + ieee->tx_headroom); + if (!skb) + return NULL; + + skb_reserve(skb, ieee->tx_headroom); + + req = (struct ieee80211_probe_request *) skb_put(skb,sizeof(struct ieee80211_probe_request)); + req->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_PROBE_REQ); + req->header.duration_id = 0; //FIXME: is this OK ? + + memset(req->header.addr1, 0xff, ETH_ALEN); + memcpy(req->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memset(req->header.addr3, 0xff, ETH_ALEN); + + tag = (u8 *) skb_put(skb,len+2+rate_len); + + *tag++ = MFIE_TYPE_SSID; + *tag++ = len; + memcpy(tag, ieee->current_network.ssid, len); + tag += len; + + ieee80211_MFIE_Brate(ieee,&tag); + ieee80211_MFIE_Grate(ieee,&tag); + return skb; +} + +struct sk_buff *ieee80211_get_beacon_(struct ieee80211_device *ieee); +void ieee80211_send_beacon(struct ieee80211_device *ieee) +{ + struct sk_buff *skb; + if(!ieee->ieee_up) + return; + //unsigned long flags; + skb = ieee80211_get_beacon_(ieee); + + if (skb){ + softmac_mgmt_xmit(skb, ieee); + ieee->softmac_stats.tx_beacons++; + //dev_kfree_skb_any(skb);//edit by thomas + } +// ieee->beacon_timer.expires = jiffies + +// (MSECS( ieee->current_network.beacon_interval -5)); + + //spin_lock_irqsave(&ieee->beacon_lock,flags); + if(ieee->beacon_txing && ieee->ieee_up){ +// if(!timer_pending(&ieee->beacon_timer)) +// add_timer(&ieee->beacon_timer); + mod_timer(&ieee->beacon_timer,jiffies+(MSECS(ieee->current_network.beacon_interval-5))); + } + //spin_unlock_irqrestore(&ieee->beacon_lock,flags); +} + + +void ieee80211_send_beacon_cb(unsigned long _ieee) +{ + struct ieee80211_device *ieee = + (struct ieee80211_device *) _ieee; + unsigned long flags; + + spin_lock_irqsave(&ieee->beacon_lock, flags); + ieee80211_send_beacon(ieee); + spin_unlock_irqrestore(&ieee->beacon_lock, flags); +} + + +void ieee80211_send_probe(struct ieee80211_device *ieee) +{ + struct sk_buff *skb; + + skb = ieee80211_probe_req(ieee); + if (skb){ + softmac_mgmt_xmit(skb, ieee); + ieee->softmac_stats.tx_probe_rq++; + //dev_kfree_skb_any(skb);//edit by thomas + } +} + +void ieee80211_send_probe_requests(struct ieee80211_device *ieee) +{ + if (ieee->active_scan && (ieee->softmac_features & IEEE_SOFTMAC_PROBERQ)){ + ieee80211_send_probe(ieee); + ieee80211_send_probe(ieee); + } +} + +/* this performs syncro scan blocking the caller until all channels + * in the allowed channel map has been checked. + */ +void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee) +{ + short ch = 0; +#ifdef ENABLE_DOT11D + u8 channel_map[MAX_CHANNEL_NUMBER+1]; + memcpy(channel_map, GET_DOT11D_INFO(ieee)->channel_map, MAX_CHANNEL_NUMBER+1); +#endif + down(&ieee->scan_sem); + + while(1) + { + + do{ + ch++; + if (ch > MAX_CHANNEL_NUMBER) + goto out; /* scan completed */ +#ifdef ENABLE_DOT11D + }while(!channel_map[ch]); +#else + }while(!ieee->channel_map[ch]); +#endif + + /* this fuction can be called in two situations + * 1- We have switched to ad-hoc mode and we are + * performing a complete syncro scan before conclude + * there are no interesting cell and to create a + * new one. In this case the link state is + * IEEE80211_NOLINK until we found an interesting cell. + * If so the ieee8021_new_net, called by the RX path + * will set the state to IEEE80211_LINKED, so we stop + * scanning + * 2- We are linked and the root uses run iwlist scan. + * So we switch to IEEE80211_LINKED_SCANNING to remember + * that we are still logically linked (not interested in + * new network events, despite for updating the net list, + * but we are temporarly 'unlinked' as the driver shall + * not filter RX frames and the channel is changing. + * So the only situation in witch are interested is to check + * if the state become LINKED because of the #1 situation + */ + + if (ieee->state == IEEE80211_LINKED) + goto out; + ieee->set_chan(ieee->dev, ch); +#ifdef ENABLE_DOT11D + if(channel_map[ch] == 1) +#endif + ieee80211_send_probe_requests(ieee); + + /* this prevent excessive time wait when we + * need to wait for a syncro scan to end.. + */ + if(ieee->state < IEEE80211_LINKED) + ; + else + if (ieee->sync_scan_hurryup) + goto out; + + + msleep_interruptible_rsl(IEEE80211_SOFTMAC_SCAN_TIME); + + } +out: + if(ieee->state < IEEE80211_LINKED){ + ieee->actscanning = false; + up(&ieee->scan_sem); + } + else{ + ieee->sync_scan_hurryup = 0; +#ifdef ENABLE_DOT11D + if(IS_DOT11D_ENABLE(ieee)) + DOT11D_ScanComplete(ieee); +#endif + up(&ieee->scan_sem); +} +} + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +/* called both by wq with ieee->lock held */ +void ieee80211_softmac_scan(struct ieee80211_device *ieee) +{ +#if 0 + short watchdog = 0; + do{ + ieee->current_network.channel = + (ieee->current_network.channel + 1) % MAX_CHANNEL_NUMBER; + if (watchdog++ > MAX_CHANNEL_NUMBER) + return; /* no good chans */ + + }while(!ieee->channel_map[ieee->current_network.channel]); +#endif + + schedule_task(&ieee->softmac_scan_wq); +} +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void ieee80211_softmac_scan_wq(struct work_struct *work) +{ + struct delayed_work *dwork = container_of(work, struct delayed_work, work); + struct ieee80211_device *ieee = container_of(dwork, struct ieee80211_device, softmac_scan_wq); +#else +void ieee80211_softmac_scan_wq(struct ieee80211_device *ieee) +{ +#endif + static short watchdog = 0; + u8 last_channel = ieee->current_network.channel; +#ifdef ENABLE_DOT11D + u8 channel_map[MAX_CHANNEL_NUMBER+1]; + memcpy(channel_map, GET_DOT11D_INFO(ieee)->channel_map, MAX_CHANNEL_NUMBER+1); +#endif + if(!ieee->ieee_up) + return; + down(&ieee->scan_sem); + do{ + ieee->current_network.channel = + (ieee->current_network.channel + 1) % MAX_CHANNEL_NUMBER; + if (watchdog++ > MAX_CHANNEL_NUMBER) + { + //if current channel is not in channel map, set to default channel. + #ifdef ENABLE_DOT11D + if (!channel_map[ieee->current_network.channel]); + #else + if (!ieee->channel_map[ieee->current_network.channel]); + #endif + ieee->current_network.channel = 6; + goto out; /* no good chans */ + } +#ifdef ENABLE_DOT11D + }while(!channel_map[ieee->current_network.channel]); +#else + }while(!ieee->channel_map[ieee->current_network.channel]); +#endif + if (ieee->scanning == 0 ) + goto out; + ieee->set_chan(ieee->dev, ieee->current_network.channel); +#ifdef ENABLE_DOT11D + if(channel_map[ieee->current_network.channel] == 1) +#endif + ieee80211_send_probe_requests(ieee); + + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_delayed_work(ieee->wq, &ieee->softmac_scan_wq, IEEE80211_SOFTMAC_SCAN_TIME); +#else + //ieee->scan_timer.expires = jiffies + MSECS(IEEE80211_SOFTMAC_SCAN_TIME); + if (ieee->scanning == 1) + mod_timer(&ieee->scan_timer,(jiffies + MSECS(IEEE80211_SOFTMAC_SCAN_TIME))); +#endif + + up(&ieee->scan_sem); + return; +out: +#ifdef ENABLE_DOT11D + if(IS_DOT11D_ENABLE(ieee)) + DOT11D_ScanComplete(ieee); +#endif + ieee->current_network.channel = last_channel; + ieee->actscanning = false; + watchdog = 0; + ieee->scanning = 0; + up(&ieee->scan_sem); +} + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +void ieee80211_softmac_scan_cb(unsigned long _dev) +{ + unsigned long flags; + struct ieee80211_device *ieee = (struct ieee80211_device *)_dev; + + spin_lock_irqsave(&ieee->lock, flags); + ieee80211_softmac_scan(ieee); + spin_unlock_irqrestore(&ieee->lock, flags); +} +#endif + + +void ieee80211_beacons_start(struct ieee80211_device *ieee) +{ + unsigned long flags; + spin_lock_irqsave(&ieee->beacon_lock,flags); + + ieee->beacon_txing = 1; + ieee80211_send_beacon(ieee); + + spin_unlock_irqrestore(&ieee->beacon_lock,flags); +} + +void ieee80211_beacons_stop(struct ieee80211_device *ieee) +{ + unsigned long flags; + + spin_lock_irqsave(&ieee->beacon_lock,flags); + + ieee->beacon_txing = 0; + del_timer_sync(&ieee->beacon_timer); + + spin_unlock_irqrestore(&ieee->beacon_lock,flags); + +} + + +void ieee80211_stop_send_beacons(struct ieee80211_device *ieee) +{ + if(ieee->stop_send_beacons) + ieee->stop_send_beacons(ieee->dev); + if (ieee->softmac_features & IEEE_SOFTMAC_BEACONS) + ieee80211_beacons_stop(ieee); +} + + +void ieee80211_start_send_beacons(struct ieee80211_device *ieee) +{ + if(ieee->start_send_beacons) + ieee->start_send_beacons(ieee->dev,ieee->basic_rate); + if(ieee->softmac_features & IEEE_SOFTMAC_BEACONS) + ieee80211_beacons_start(ieee); +} + + +void ieee80211_softmac_stop_scan(struct ieee80211_device *ieee) +{ +// unsigned long flags; + + //ieee->sync_scan_hurryup = 1; + + down(&ieee->scan_sem); +// spin_lock_irqsave(&ieee->lock, flags); + + if (ieee->scanning == 1){ + ieee->scanning = 0; + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + cancel_delayed_work(&ieee->softmac_scan_wq); +#else + del_timer_sync(&ieee->scan_timer); +#endif + } + +// spin_unlock_irqrestore(&ieee->lock, flags); + up(&ieee->scan_sem); +} + +void ieee80211_stop_scan(struct ieee80211_device *ieee) +{ + if (ieee->softmac_features & IEEE_SOFTMAC_SCAN) + ieee80211_softmac_stop_scan(ieee); + else + ieee->stop_scan(ieee->dev); +} + +/* called with ieee->lock held */ +void ieee80211_start_scan(struct ieee80211_device *ieee) +{ +#ifdef ENABLE_DOT11D + if(IS_DOT11D_ENABLE(ieee) ) + { + if(IS_COUNTRY_IE_VALID(ieee)) + { + RESET_CIE_WATCHDOG(ieee); + } + } +#endif + if (ieee->softmac_features & IEEE_SOFTMAC_SCAN){ + if (ieee->scanning == 0){ + ieee->scanning = 1; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + queue_delayed_work(ieee->wq, &ieee->softmac_scan_wq, 0); +#else + + queue_work(ieee->wq, &ieee->softmac_scan_wq); +#endif +#else + ieee80211_softmac_scan(ieee); +#endif + } + }else + ieee->start_scan(ieee->dev); + +} + +/* called with wx_sem held */ +void ieee80211_start_scan_syncro(struct ieee80211_device *ieee) +{ +#ifdef ENABLE_DOT11D + if(IS_DOT11D_ENABLE(ieee) ) + { + if(IS_COUNTRY_IE_VALID(ieee)) + { + RESET_CIE_WATCHDOG(ieee); + } + } +#endif + ieee->sync_scan_hurryup = 0; + if (ieee->softmac_features & IEEE_SOFTMAC_SCAN) + ieee80211_softmac_scan_syncro(ieee); + else + ieee->scan_syncro(ieee->dev); + +} + +inline struct sk_buff *ieee80211_authentication_req(struct ieee80211_network *beacon, + struct ieee80211_device *ieee, int challengelen) +{ + struct sk_buff *skb; + struct ieee80211_authentication *auth; + int len = sizeof(struct ieee80211_authentication) + challengelen + ieee->tx_headroom; + + + skb = dev_alloc_skb(len); + if (!skb) return NULL; + + skb_reserve(skb, ieee->tx_headroom); + auth = (struct ieee80211_authentication *) + skb_put(skb, sizeof(struct ieee80211_authentication)); + + auth->header.frame_ctl = IEEE80211_STYPE_AUTH; + if (challengelen) auth->header.frame_ctl |= IEEE80211_FCTL_WEP; + + auth->header.duration_id = 0x013a; //FIXME + + memcpy(auth->header.addr1, beacon->bssid, ETH_ALEN); + memcpy(auth->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(auth->header.addr3, beacon->bssid, ETH_ALEN); + + //auth->algorithm = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY; + if(ieee->auth_mode == 0) + auth->algorithm = WLAN_AUTH_OPEN; + else if(ieee->auth_mode == 1) + auth->algorithm = WLAN_AUTH_SHARED_KEY; + else if(ieee->auth_mode == 2) + auth->algorithm = WLAN_AUTH_OPEN;//0x80; + printk("=================>%s():auth->algorithm is %d\n",__FUNCTION__,auth->algorithm); + auth->transaction = cpu_to_le16(ieee->associate_seq); + ieee->associate_seq++; + + auth->status = cpu_to_le16(WLAN_STATUS_SUCCESS); + + return skb; + +} + + +static struct sk_buff* ieee80211_probe_resp(struct ieee80211_device *ieee, u8 *dest) +{ + u8 *tag; + int beacon_size; + struct ieee80211_probe_response *beacon_buf; + struct sk_buff *skb = NULL; + int encrypt; + int atim_len,erp_len; + struct ieee80211_crypt_data* crypt; + + char *ssid = ieee->current_network.ssid; + int ssid_len = ieee->current_network.ssid_len; + int rate_len = ieee->current_network.rates_len+2; + int rate_ex_len = ieee->current_network.rates_ex_len; + int wpa_ie_len = ieee->wpa_ie_len; + u8 erpinfo_content = 0; + + u8* tmp_ht_cap_buf; + u8 tmp_ht_cap_len=0; + u8* tmp_ht_info_buf; + u8 tmp_ht_info_len=0; + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + u8* tmp_generic_ie_buf=NULL; + u8 tmp_generic_ie_len=0; + + if(rate_ex_len > 0) rate_ex_len+=2; + + if(ieee->current_network.capability & WLAN_CAPABILITY_IBSS) + atim_len = 4; + else + atim_len = 0; + +#if 1 + if(ieee80211_is_54g(ieee->current_network)) + erp_len = 3; + else + erp_len = 0; +#else + if((ieee->current_network.mode == IEEE_G) + ||( ieee->current_network.mode == IEEE_N_24G && ieee->pHTInfo->bCurSuppCCK)) { + erp_len = 3; + erpinfo_content = 0; + if(ieee->current_network.buseprotection) + erpinfo_content |= ERP_UseProtection; + } + else + erp_len = 0; +#endif + + + crypt = ieee->crypt[ieee->tx_keyidx]; + + + encrypt = ieee->host_encrypt && crypt && crypt->ops && + ((0 == strcmp(crypt->ops->name, "WEP") || wpa_ie_len)); + //HT ralated element +#if 1 + tmp_ht_cap_buf =(u8*) &(ieee->pHTInfo->SelfHTCap); + tmp_ht_cap_len = sizeof(ieee->pHTInfo->SelfHTCap); + tmp_ht_info_buf =(u8*) &(ieee->pHTInfo->SelfHTInfo); + tmp_ht_info_len = sizeof(ieee->pHTInfo->SelfHTInfo); + HTConstructCapabilityElement(ieee, tmp_ht_cap_buf, &tmp_ht_cap_len,encrypt); + HTConstructInfoElement(ieee,tmp_ht_info_buf,&tmp_ht_info_len, encrypt); + + + if(pHTInfo->bRegRT2RTAggregation) + { + tmp_generic_ie_buf = ieee->pHTInfo->szRT2RTAggBuffer; + tmp_generic_ie_len = sizeof(ieee->pHTInfo->szRT2RTAggBuffer); + HTConstructRT2RTAggElement(ieee, tmp_generic_ie_buf, &tmp_generic_ie_len); + } +// printk("===============>tmp_ht_cap_len is %d,tmp_ht_info_len is %d, tmp_generic_ie_len is %d\n",tmp_ht_cap_len,tmp_ht_info_len,tmp_generic_ie_len); +#endif + beacon_size = sizeof(struct ieee80211_probe_response)+2+ + ssid_len + +3 //channel + +rate_len + +rate_ex_len + +atim_len + +erp_len + +wpa_ie_len + // +tmp_ht_cap_len + // +tmp_ht_info_len + // +tmp_generic_ie_len +// +wmm_len+2 + +ieee->tx_headroom; + skb = dev_alloc_skb(beacon_size); + if (!skb) + return NULL; + skb_reserve(skb, ieee->tx_headroom); + beacon_buf = (struct ieee80211_probe_response*) skb_put(skb, (beacon_size - ieee->tx_headroom)); + memcpy (beacon_buf->header.addr1, dest,ETH_ALEN); + memcpy (beacon_buf->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy (beacon_buf->header.addr3, ieee->current_network.bssid, ETH_ALEN); + + beacon_buf->header.duration_id = 0; //FIXME + beacon_buf->beacon_interval = + cpu_to_le16(ieee->current_network.beacon_interval); + beacon_buf->capability = + cpu_to_le16(ieee->current_network.capability & WLAN_CAPABILITY_IBSS); + beacon_buf->capability |= + cpu_to_le16(ieee->current_network.capability & WLAN_CAPABILITY_SHORT_PREAMBLE); //add short preamble here + + if(ieee->short_slot && (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_SLOT)) + cpu_to_le16((beacon_buf->capability |= WLAN_CAPABILITY_SHORT_SLOT)); + + crypt = ieee->crypt[ieee->tx_keyidx]; +#if 0 + encrypt = ieee->host_encrypt && crypt && crypt->ops && + (0 == strcmp(crypt->ops->name, "WEP")); +#endif + if (encrypt) + beacon_buf->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY); + + + beacon_buf->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_PROBE_RESP); + beacon_buf->info_element[0].id = MFIE_TYPE_SSID; + beacon_buf->info_element[0].len = ssid_len; + + tag = (u8*) beacon_buf->info_element[0].data; + + memcpy(tag, ssid, ssid_len); + + tag += ssid_len; + + *(tag++) = MFIE_TYPE_RATES; + *(tag++) = rate_len-2; + memcpy(tag,ieee->current_network.rates,rate_len-2); + tag+=rate_len-2; + + *(tag++) = MFIE_TYPE_DS_SET; + *(tag++) = 1; + *(tag++) = ieee->current_network.channel; + + if(atim_len){ + u16 val16; + *(tag++) = MFIE_TYPE_IBSS_SET; + *(tag++) = 2; + //*((u16*)(tag)) = cpu_to_le16(ieee->current_network.atim_window); + val16 = cpu_to_le16(ieee->current_network.atim_window); + memcpy((u8 *)tag, (u8 *)&val16, 2); + tag+=2; + } + + if(erp_len){ + *(tag++) = MFIE_TYPE_ERP; + *(tag++) = 1; + *(tag++) = erpinfo_content; + } +#if 0 + //Include High Throuput capability + + *(tag++) = MFIE_TYPE_HT_CAP; + *(tag++) = tmp_ht_cap_len - 2; + memcpy(tag, tmp_ht_cap_buf, tmp_ht_cap_len - 2); + tag += tmp_ht_cap_len - 2; +#endif + if(rate_ex_len){ + *(tag++) = MFIE_TYPE_RATES_EX; + *(tag++) = rate_ex_len-2; + memcpy(tag,ieee->current_network.rates_ex,rate_ex_len-2); + tag+=rate_ex_len-2; + } + +#if 0 + //Include High Throuput info + + *(tag++) = MFIE_TYPE_HT_INFO; + *(tag++) = tmp_ht_info_len - 2; + memcpy(tag, tmp_ht_info_buf, tmp_ht_info_len -2); + tag += tmp_ht_info_len - 2; +#endif + if (wpa_ie_len) + { + if (ieee->iw_mode == IW_MODE_ADHOC) + {//as Windows will set pairwise key same as the group key which is not allowed in Linux, so set this for IOT issue. WB 2008.07.07 + memcpy(&ieee->wpa_ie[14], &ieee->wpa_ie[8], 4); + } + memcpy(tag, ieee->wpa_ie, ieee->wpa_ie_len); + tag += wpa_ie_len; + } + +#if 0 + // + // Construct Realtek Proprietary Aggregation mode (Set AMPDU Factor to 2, 32k) + // + if(pHTInfo->bRegRT2RTAggregation) + { + (*tag++) = 0xdd; + (*tag++) = tmp_generic_ie_len - 2; + memcpy(tag,tmp_generic_ie_buf,tmp_generic_ie_len -2); + tag += tmp_generic_ie_len -2; + + } +#endif +#if 0 + if(ieee->qos_support) + { + (*tag++) = 0xdd; + (*tag++) = wmm_len; + memcpy(tag,QosOui,wmm_len); + tag += wmm_len; + } +#endif + //skb->dev = ieee->dev; + return skb; +} + + +struct sk_buff* ieee80211_assoc_resp(struct ieee80211_device *ieee, u8 *dest) +{ + struct sk_buff *skb; + u8* tag; + + struct ieee80211_crypt_data* crypt; + struct ieee80211_assoc_response_frame *assoc; + short encrypt; + + unsigned int rate_len = ieee80211_MFIE_rate_len(ieee); + int len = sizeof(struct ieee80211_assoc_response_frame) + rate_len + ieee->tx_headroom; + + skb = dev_alloc_skb(len); + + if (!skb) + return NULL; + + skb_reserve(skb, ieee->tx_headroom); + + assoc = (struct ieee80211_assoc_response_frame *) + skb_put(skb,sizeof(struct ieee80211_assoc_response_frame)); + + assoc->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP); + memcpy(assoc->header.addr1, dest,ETH_ALEN); + memcpy(assoc->header.addr3, ieee->dev->dev_addr, ETH_ALEN); + memcpy(assoc->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + assoc->capability = cpu_to_le16(ieee->iw_mode == IW_MODE_MASTER ? + WLAN_CAPABILITY_BSS : WLAN_CAPABILITY_IBSS); + + + if(ieee->short_slot) + assoc->capability |= cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT); + + if (ieee->host_encrypt) + crypt = ieee->crypt[ieee->tx_keyidx]; + else crypt = NULL; + + encrypt = ( crypt && crypt->ops); + + if (encrypt) + assoc->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY); + + assoc->status = 0; + assoc->aid = cpu_to_le16(ieee->assoc_id); + if (ieee->assoc_id == 0x2007) ieee->assoc_id=0; + else ieee->assoc_id++; + + tag = (u8*) skb_put(skb, rate_len); + + ieee80211_MFIE_Brate(ieee, &tag); + ieee80211_MFIE_Grate(ieee, &tag); + + return skb; +} + +struct sk_buff* ieee80211_auth_resp(struct ieee80211_device *ieee,int status, u8 *dest) +{ + struct sk_buff *skb; + struct ieee80211_authentication *auth; + int len = ieee->tx_headroom + sizeof(struct ieee80211_authentication)+1; + + skb = dev_alloc_skb(len); + + if (!skb) + return NULL; + + skb->len = sizeof(struct ieee80211_authentication); + + auth = (struct ieee80211_authentication *)skb->data; + + auth->status = cpu_to_le16(status); + auth->transaction = cpu_to_le16(2); + auth->algorithm = cpu_to_le16(WLAN_AUTH_OPEN); + + memcpy(auth->header.addr3, ieee->dev->dev_addr, ETH_ALEN); + memcpy(auth->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(auth->header.addr1, dest, ETH_ALEN); + auth->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_AUTH); + return skb; + + +} + +struct sk_buff* ieee80211_null_func(struct ieee80211_device *ieee,short pwr) +{ + struct sk_buff *skb; + struct ieee80211_hdr_3addr* hdr; + + skb = dev_alloc_skb(sizeof(struct ieee80211_hdr_3addr)); + + if (!skb) + return NULL; + + hdr = (struct ieee80211_hdr_3addr*)skb_put(skb,sizeof(struct ieee80211_hdr_3addr)); + + memcpy(hdr->addr1, ieee->current_network.bssid, ETH_ALEN); + memcpy(hdr->addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(hdr->addr3, ieee->current_network.bssid, ETH_ALEN); + + hdr->frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA | + IEEE80211_STYPE_NULLFUNC | IEEE80211_FCTL_TODS | + (pwr ? IEEE80211_FCTL_PM:0)); + + return skb; + + +} + + +void ieee80211_resp_to_assoc_rq(struct ieee80211_device *ieee, u8* dest) +{ + struct sk_buff *buf = ieee80211_assoc_resp(ieee, dest); + + if (buf) + softmac_mgmt_xmit(buf, ieee); +} + + +void ieee80211_resp_to_auth(struct ieee80211_device *ieee, int s, u8* dest) +{ + struct sk_buff *buf = ieee80211_auth_resp(ieee, s, dest); + + if (buf) + softmac_mgmt_xmit(buf, ieee); +} + + +void ieee80211_resp_to_probe(struct ieee80211_device *ieee, u8 *dest) +{ + + + struct sk_buff *buf = ieee80211_probe_resp(ieee, dest); + if (buf) + softmac_mgmt_xmit(buf, ieee); +} + + +inline struct sk_buff *ieee80211_association_req(struct ieee80211_network *beacon,struct ieee80211_device *ieee) +{ + struct sk_buff *skb; + //unsigned long flags; + + struct ieee80211_assoc_request_frame *hdr; + u8 *tag;//,*rsn_ie; + //short info_addr = 0; + //int i; + //u16 suite_count = 0; + //u8 suit_select = 0; + //unsigned int wpa_len = beacon->wpa_ie_len; + //for HT + u8* ht_cap_buf = NULL; + u8 ht_cap_len=0; + u8* realtek_ie_buf=NULL; + u8 realtek_ie_len=0; + int wpa_ie_len= ieee->wpa_ie_len; + unsigned int ckip_ie_len=0; + unsigned int ccxrm_ie_len=0; + unsigned int cxvernum_ie_len=0; + struct ieee80211_crypt_data* crypt; + int encrypt; + + unsigned int rate_len = ieee80211_MFIE_rate_len(ieee); + unsigned int wmm_info_len = beacon->qos_data.supported?9:0; +#ifdef THOMAS_TURBO + unsigned int turbo_info_len = beacon->Turbo_Enable?9:0; +#endif + + int len = 0; + + crypt = ieee->crypt[ieee->tx_keyidx]; + encrypt = ieee->host_encrypt && crypt && crypt->ops && ((0 == strcmp(crypt->ops->name,"WEP") || wpa_ie_len)); + + //Include High Throuput capability && Realtek proprietary + if(ieee->pHTInfo->bCurrentHTSupport&&ieee->pHTInfo->bEnableHT) + { + ht_cap_buf = (u8*)&(ieee->pHTInfo->SelfHTCap); + ht_cap_len = sizeof(ieee->pHTInfo->SelfHTCap); + HTConstructCapabilityElement(ieee, ht_cap_buf, &ht_cap_len, encrypt); + if(ieee->pHTInfo->bCurrentRT2RTAggregation) + { + realtek_ie_buf = ieee->pHTInfo->szRT2RTAggBuffer; + realtek_ie_len = sizeof( ieee->pHTInfo->szRT2RTAggBuffer); + HTConstructRT2RTAggElement(ieee, realtek_ie_buf, &realtek_ie_len); + + } + } + if(ieee->qos_support){ + wmm_info_len = beacon->qos_data.supported?9:0; + } + + + if(beacon->bCkipSupported) + { + ckip_ie_len = 30+2; + } + if(beacon->bCcxRmEnable) + { + ccxrm_ie_len = 6+2; + } + if( beacon->BssCcxVerNumber >= 2 ) + { + cxvernum_ie_len = 5+2; + } +#ifdef THOMAS_TURBO + len = sizeof(struct ieee80211_assoc_request_frame)+ 2 + + beacon->ssid_len//essid tagged val + + rate_len//rates tagged val + + wpa_ie_len + + wmm_info_len + + turbo_info_len + + ht_cap_len + + realtek_ie_len + + ckip_ie_len + + ccxrm_ie_len + + cxvernum_ie_len + + ieee->tx_headroom; +#else + len = sizeof(struct ieee80211_assoc_request_frame)+ 2 + + beacon->ssid_len//essid tagged val + + rate_len//rates tagged val + + wpa_ie_len + + wmm_info_len + + ht_cap_len + + realtek_ie_len + + ckip_ie_len + + ccxrm_ie_len + + cxvernum_ie_len + + ieee->tx_headroom; +#endif + + skb = dev_alloc_skb(len); + + if (!skb) + return NULL; + + skb_reserve(skb, ieee->tx_headroom); + + hdr = (struct ieee80211_assoc_request_frame *) + skb_put(skb, sizeof(struct ieee80211_assoc_request_frame)+2); + + + hdr->header.frame_ctl = IEEE80211_STYPE_ASSOC_REQ; + hdr->header.duration_id= 37; //FIXME + memcpy(hdr->header.addr1, beacon->bssid, ETH_ALEN); + memcpy(hdr->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(hdr->header.addr3, beacon->bssid, ETH_ALEN); + + memcpy(ieee->ap_mac_addr, beacon->bssid, ETH_ALEN);//for HW security, John + + hdr->capability = cpu_to_le16(WLAN_CAPABILITY_BSS); + if (beacon->capability & WLAN_CAPABILITY_PRIVACY ) + hdr->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY); + + if (beacon->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + hdr->capability |= cpu_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE); //add short_preamble here + + if(ieee->short_slot) + hdr->capability |= cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT); + if (wmm_info_len) //QOS + hdr->capability |= cpu_to_le16(WLAN_CAPABILITY_QOS); + + hdr->listen_interval = 0xa; //FIXME + + hdr->info_element[0].id = MFIE_TYPE_SSID; + + hdr->info_element[0].len = beacon->ssid_len; + tag = skb_put(skb, beacon->ssid_len); + memcpy(tag, beacon->ssid, beacon->ssid_len); + + tag = skb_put(skb, rate_len); + + ieee80211_MFIE_Brate(ieee, &tag); + ieee80211_MFIE_Grate(ieee, &tag); + // For CCX 1 S13, CKIP. Added by Annie, 2006-08-14. + if( beacon->bCkipSupported ) + { + static u8 AironetIeOui[] = {0x00, 0x01, 0x66}; // "4500-client" + u8 CcxAironetBuf[30]; + OCTET_STRING osCcxAironetIE; + + memset(CcxAironetBuf, 0,30); + osCcxAironetIE.Octet = CcxAironetBuf; + osCcxAironetIE.Length = sizeof(CcxAironetBuf); + // + // Ref. CCX test plan v3.61, 3.2.3.1 step 13. + // We want to make the device type as "4500-client". 060926, by CCW. + // + memcpy(osCcxAironetIE.Octet, AironetIeOui, sizeof(AironetIeOui)); + + // CCX1 spec V1.13, A01.1 CKIP Negotiation (page23): + // "The CKIP negotiation is started with the associate request from the client to the access point, + // containing an Aironet element with both the MIC and KP bits set." + osCcxAironetIE.Octet[IE_CISCO_FLAG_POSITION] |= (SUPPORT_CKIP_PK|SUPPORT_CKIP_MIC) ; + tag = skb_put(skb, ckip_ie_len); + *tag++ = MFIE_TYPE_AIRONET; + *tag++ = osCcxAironetIE.Length; + memcpy(tag,osCcxAironetIE.Octet,osCcxAironetIE.Length); + tag += osCcxAironetIE.Length; + } + + if(beacon->bCcxRmEnable) + { + static u8 CcxRmCapBuf[] = {0x00, 0x40, 0x96, 0x01, 0x01, 0x00}; + OCTET_STRING osCcxRmCap; + + osCcxRmCap.Octet = CcxRmCapBuf; + osCcxRmCap.Length = sizeof(CcxRmCapBuf); + tag = skb_put(skb,ccxrm_ie_len); + *tag++ = MFIE_TYPE_GENERIC; + *tag++ = osCcxRmCap.Length; + memcpy(tag,osCcxRmCap.Octet,osCcxRmCap.Length); + tag += osCcxRmCap.Length; + } + + if( beacon->BssCcxVerNumber >= 2 ) + { + u8 CcxVerNumBuf[] = {0x00, 0x40, 0x96, 0x03, 0x00}; + OCTET_STRING osCcxVerNum; + CcxVerNumBuf[4] = beacon->BssCcxVerNumber; + osCcxVerNum.Octet = CcxVerNumBuf; + osCcxVerNum.Length = sizeof(CcxVerNumBuf); + tag = skb_put(skb,cxvernum_ie_len); + *tag++ = MFIE_TYPE_GENERIC; + *tag++ = osCcxVerNum.Length; + memcpy(tag,osCcxVerNum.Octet,osCcxVerNum.Length); + tag += osCcxVerNum.Length; + } + //HT cap element + if(ieee->pHTInfo->bCurrentHTSupport&&ieee->pHTInfo->bEnableHT){ + if(ieee->pHTInfo->ePeerHTSpecVer != HT_SPEC_VER_EWC) + { + tag = skb_put(skb, ht_cap_len); + *tag++ = MFIE_TYPE_HT_CAP; + *tag++ = ht_cap_len - 2; + memcpy(tag, ht_cap_buf,ht_cap_len -2); + tag += ht_cap_len -2; + } + } + + + //choose what wpa_supplicant gives to associate. + tag = skb_put(skb, wpa_ie_len); + if (wpa_ie_len){ + memcpy(tag, ieee->wpa_ie, ieee->wpa_ie_len); + } + + tag = skb_put(skb,wmm_info_len); + if(wmm_info_len) { + ieee80211_WMM_Info(ieee, &tag); + } +#ifdef THOMAS_TURBO + tag = skb_put(skb,turbo_info_len); + if(turbo_info_len) { + ieee80211_TURBO_Info(ieee, &tag); + } +#endif + + if(ieee->pHTInfo->bCurrentHTSupport&&ieee->pHTInfo->bEnableHT){ + if(ieee->pHTInfo->ePeerHTSpecVer == HT_SPEC_VER_EWC) + { + tag = skb_put(skb, ht_cap_len); + *tag++ = MFIE_TYPE_GENERIC; + *tag++ = ht_cap_len - 2; + memcpy(tag, ht_cap_buf,ht_cap_len - 2); + tag += ht_cap_len -2; + } + + if(ieee->pHTInfo->bCurrentRT2RTAggregation){ + tag = skb_put(skb, realtek_ie_len); + *tag++ = MFIE_TYPE_GENERIC; + *tag++ = realtek_ie_len - 2; + memcpy(tag, realtek_ie_buf,realtek_ie_len -2 ); + } + } +// printk("<=====%s(), %p, %p\n", __FUNCTION__, ieee->dev, ieee->dev->dev_addr); +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, skb->data, skb->len); + return skb; +} + +void ieee80211_associate_abort(struct ieee80211_device *ieee) +{ + + unsigned long flags; + spin_lock_irqsave(&ieee->lock, flags); + + ieee->associate_seq++; + + /* don't scan, and avoid to have the RX path possibily + * try again to associate. Even do not react to AUTH or + * ASSOC response. Just wait for the retry wq to be scheduled. + * Here we will check if there are good nets to associate + * with, so we retry or just get back to NO_LINK and scanning + */ + if (ieee->state == IEEE80211_ASSOCIATING_AUTHENTICATING){ + IEEE80211_DEBUG_MGMT("Authentication failed\n"); + ieee->softmac_stats.no_auth_rs++; + }else{ + IEEE80211_DEBUG_MGMT("Association failed\n"); + ieee->softmac_stats.no_ass_rs++; + } + + ieee->state = IEEE80211_ASSOCIATING_RETRY; + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_delayed_work(ieee->wq, &ieee->associate_retry_wq, \ + IEEE80211_SOFTMAC_ASSOC_RETRY_TIME); +#else + schedule_task(&ieee->associate_retry_wq); +#endif + + spin_unlock_irqrestore(&ieee->lock, flags); +} + +void ieee80211_associate_abort_cb(unsigned long dev) +{ + ieee80211_associate_abort((struct ieee80211_device *) dev); +} + + +void ieee80211_associate_step1(struct ieee80211_device *ieee) +{ + struct ieee80211_network *beacon = &ieee->current_network; + struct sk_buff *skb; + + IEEE80211_DEBUG_MGMT("Stopping scan\n"); + + ieee->softmac_stats.tx_auth_rq++; + skb=ieee80211_authentication_req(beacon, ieee, 0); + + if (!skb) + ieee80211_associate_abort(ieee); + else{ + ieee->state = IEEE80211_ASSOCIATING_AUTHENTICATING ; + IEEE80211_DEBUG_MGMT("Sending authentication request\n"); + //printk(KERN_WARNING "Sending authentication request\n"); + softmac_mgmt_xmit(skb, ieee); + //BUGON when you try to add_timer twice, using mod_timer may be better, john0709 + if(!timer_pending(&ieee->associate_timer)){ + ieee->associate_timer.expires = jiffies + (HZ / 2); + add_timer(&ieee->associate_timer); + } + //dev_kfree_skb_any(skb);//edit by thomas + } +} + +void ieee80211_auth_challenge(struct ieee80211_device *ieee, u8 *challenge, int chlen) +{ + u8 *c; + struct sk_buff *skb; + struct ieee80211_network *beacon = &ieee->current_network; +// int hlen = sizeof(struct ieee80211_authentication); + + ieee->associate_seq++; + ieee->softmac_stats.tx_auth_rq++; + + skb = ieee80211_authentication_req(beacon, ieee, chlen+2); + if (!skb) + ieee80211_associate_abort(ieee); + else{ + c = skb_put(skb, chlen+2); + *(c++) = MFIE_TYPE_CHALLENGE; + *(c++) = chlen; + memcpy(c, challenge, chlen); + + IEEE80211_DEBUG_MGMT("Sending authentication challenge response\n"); + + ieee80211_encrypt_fragment(ieee, skb, sizeof(struct ieee80211_hdr_3addr )); + + softmac_mgmt_xmit(skb, ieee); + mod_timer(&ieee->associate_timer, jiffies + (HZ/2)); +#if 0 + ieee->associate_timer.expires = jiffies + (HZ / 2); + add_timer(&ieee->associate_timer); +#endif + //dev_kfree_skb_any(skb);//edit by thomas + } + kfree(challenge); +} + +void ieee80211_associate_step2(struct ieee80211_device *ieee) +{ + struct sk_buff* skb; + struct ieee80211_network *beacon = &ieee->current_network; + + del_timer_sync(&ieee->associate_timer); + + IEEE80211_DEBUG_MGMT("Sending association request\n"); + + ieee->softmac_stats.tx_ass_rq++; + skb=ieee80211_association_req(beacon, ieee); + if (!skb) + ieee80211_associate_abort(ieee); + else{ + softmac_mgmt_xmit(skb, ieee); + mod_timer(&ieee->associate_timer, jiffies + (HZ/2)); +#if 0 + ieee->associate_timer.expires = jiffies + (HZ / 2); + add_timer(&ieee->associate_timer); +#endif + //dev_kfree_skb_any(skb);//edit by thomas + } +} +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void ieee80211_associate_complete_wq(struct work_struct *work) +{ + struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, associate_complete_wq); +#else +void ieee80211_associate_complete_wq(struct ieee80211_device *ieee) +{ +#endif + printk(KERN_INFO "Associated successfully\n"); + ieee->is_roaming = false; + if(ieee80211_is_54g(ieee->current_network) && + (ieee->modulation & IEEE80211_OFDM_MODULATION)){ + + ieee->rate = 108; + printk(KERN_INFO"Using G rates:%d\n", ieee->rate); + }else{ + ieee->rate = 22; + printk(KERN_INFO"Using B rates:%d\n", ieee->rate); + } + if (ieee->pHTInfo->bCurrentHTSupport&&ieee->pHTInfo->bEnableHT) + { + printk("Successfully associated, ht enabled\n"); + HTOnAssocRsp(ieee); + } + else + { + printk("Successfully associated, ht not enabled(%d, %d)\n", ieee->pHTInfo->bCurrentHTSupport, ieee->pHTInfo->bEnableHT); + memset(ieee->dot11HTOperationalRateSet, 0, 16); + //HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + } + ieee->LinkDetectInfo.SlotNum = 2 * (1 + ieee->current_network.beacon_interval/500); + // To prevent the immediately calling watch_dog after association. + if(ieee->LinkDetectInfo.NumRecvBcnInPeriod==0||ieee->LinkDetectInfo.NumRecvDataInPeriod==0 ) + { + ieee->LinkDetectInfo.NumRecvBcnInPeriod = 1; + ieee->LinkDetectInfo.NumRecvDataInPeriod= 1; + } + ieee->link_change(ieee->dev); + if(ieee->is_silent_reset == 0){ + printk("============>normal associate\n"); + notify_wx_assoc_event(ieee); + } + else if(ieee->is_silent_reset == 1) + { + printk("==================>silent reset associate\n"); + ieee->is_silent_reset = 0; + } + + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + netif_carrier_on(ieee->dev); +} + +void ieee80211_associate_complete(struct ieee80211_device *ieee) +{ +// int i; +// struct net_device* dev = ieee->dev; + del_timer_sync(&ieee->associate_timer); + +#if 0 + for(i = 0; i < 6; i++) { + ieee->seq_ctrl[i] = 0; + } +#endif + ieee->state = IEEE80211_LINKED; +#if 0 + if (ieee->pHTInfo->bCurrentHTSupport) + { + printk("Successfully associated, ht enabled\n"); + queue_work(ieee->wq, &ieee->ht_onAssRsp); + } + else + { + printk("Successfully associated, ht not enabled\n"); + memset(ieee->dot11HTOperationalRateSet, 0, 16); + HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + } +#endif + //ieee->UpdateHalRATRTableHandler(dev, ieee->dot11HTOperationalRateSet); +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(ieee->wq, &ieee->associate_complete_wq); +#else + schedule_task(&ieee->associate_complete_wq); +#endif +} + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void ieee80211_associate_procedure_wq(struct work_struct *work) +{ + struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, associate_procedure_wq); +#else +void ieee80211_associate_procedure_wq(struct ieee80211_device *ieee) +{ +#endif + ieee->sync_scan_hurryup = 1; + down(&ieee->wx_sem); + + if (ieee->data_hard_stop) + ieee->data_hard_stop(ieee->dev); + + ieee80211_stop_scan(ieee); + printk("===>%s(), chan:%d\n", __FUNCTION__, ieee->current_network.channel); + //ieee->set_chan(ieee->dev, ieee->current_network.channel); + HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + + ieee->associate_seq = 1; + ieee80211_associate_step1(ieee); + + up(&ieee->wx_sem); +} + +inline void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net) +{ + u8 tmp_ssid[IW_ESSID_MAX_SIZE+1]; + int tmp_ssid_len = 0; + + short apset,ssidset,ssidbroad,apmatch,ssidmatch; + + /* we are interested in new new only if we are not associated + * and we are not associating / authenticating + */ + if (ieee->state != IEEE80211_NOLINK) + return; + + if ((ieee->iw_mode == IW_MODE_INFRA) && !(net->capability & WLAN_CAPABILITY_BSS)) + return; + + if ((ieee->iw_mode == IW_MODE_ADHOC) && !(net->capability & WLAN_CAPABILITY_IBSS)) + return; + + + if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC){ + /* if the user specified the AP MAC, we need also the essid + * This could be obtained by beacons or, if the network does not + * broadcast it, it can be put manually. + */ + apset = ieee->wap_set;//(memcmp(ieee->current_network.bssid, zero,ETH_ALEN)!=0 ); + ssidset = ieee->ssid_set;//ieee->current_network.ssid[0] != '\0'; + ssidbroad = !(net->ssid_len == 0 || net->ssid[0]== '\0'); + apmatch = (memcmp(ieee->current_network.bssid, net->bssid, ETH_ALEN)==0); + ssidmatch = (ieee->current_network.ssid_len == net->ssid_len)&&\ + (!strncmp(ieee->current_network.ssid, net->ssid, net->ssid_len)); + + + if ( /* if the user set the AP check if match. + * if the network does not broadcast essid we check the user supplyed ANY essid + * if the network does broadcast and the user does not set essid it is OK + * if the network does broadcast and the user did set essid chech if essid match + */ + ( apset && apmatch && + ((ssidset && ssidbroad && ssidmatch) || (ssidbroad && !ssidset) || (!ssidbroad && ssidset)) ) || + /* if the ap is not set, check that the user set the bssid + * and the network does bradcast and that those two bssid matches + */ + (!apset && ssidset && ssidbroad && ssidmatch) + ){ + /* if the essid is hidden replace it with the + * essid provided by the user. + */ + if (!ssidbroad){ + strncpy(tmp_ssid, ieee->current_network.ssid, IW_ESSID_MAX_SIZE); + tmp_ssid_len = ieee->current_network.ssid_len; + } + memcpy(&ieee->current_network, net, sizeof(struct ieee80211_network)); + + if (!ssidbroad){ + strncpy(ieee->current_network.ssid, tmp_ssid, IW_ESSID_MAX_SIZE); + ieee->current_network.ssid_len = tmp_ssid_len; + } + printk(KERN_INFO"Linking with %s,channel:%d, qos:%d, myHT:%d, networkHT:%d\n",ieee->current_network.ssid,ieee->current_network.channel, ieee->current_network.qos_data.supported, ieee->pHTInfo->bEnableHT, ieee->current_network.bssht.bdSupportHT); + + //ieee->pHTInfo->IOTAction = 0; + HTResetIOTSetting(ieee->pHTInfo); + if (ieee->iw_mode == IW_MODE_INFRA){ + /* Join the network for the first time */ + ieee->AsocRetryCount = 0; + //for HT by amy 080514 + if((ieee->current_network.qos_data.supported == 1) && + // (ieee->pHTInfo->bEnableHT && ieee->current_network.bssht.bdSupportHT)) + ieee->current_network.bssht.bdSupportHT) +/*WB, 2008.09.09:bCurrentHTSupport and bEnableHT two flags are going to put together to check whether we are in HT now, so needn't to check bEnableHT flags here. That's is to say we will set to HT support whenever joined AP has the ability to support HT. And whether we are in HT or not, please check bCurrentHTSupport&&bEnableHT now please.*/ + { + // ieee->pHTInfo->bCurrentHTSupport = true; + HTResetSelfAndSavePeerSetting(ieee, &(ieee->current_network)); + } + else + { + ieee->pHTInfo->bCurrentHTSupport = false; + } + + ieee->state = IEEE80211_ASSOCIATING; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(ieee->wq, &ieee->associate_procedure_wq); +#else + schedule_task(&ieee->associate_procedure_wq); +#endif + }else{ + if(ieee80211_is_54g(ieee->current_network) && + (ieee->modulation & IEEE80211_OFDM_MODULATION)){ + ieee->rate = 108; + ieee->SetWirelessMode(ieee->dev, IEEE_G); + printk(KERN_INFO"Using G rates\n"); + }else{ + ieee->rate = 22; + ieee->SetWirelessMode(ieee->dev, IEEE_B); + printk(KERN_INFO"Using B rates\n"); + } + memset(ieee->dot11HTOperationalRateSet, 0, 16); + //HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + ieee->state = IEEE80211_LINKED; + } + + } + } + +} + +void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee) +{ + unsigned long flags; + struct ieee80211_network *target; + + spin_lock_irqsave(&ieee->lock, flags); + + list_for_each_entry(target, &ieee->network_list, list) { + + /* if the state become different that NOLINK means + * we had found what we are searching for + */ + + if (ieee->state != IEEE80211_NOLINK) + break; + + if (ieee->scan_age == 0 || time_after(target->last_scanned + ieee->scan_age, jiffies)) + ieee80211_softmac_new_net(ieee, target); + } + + spin_unlock_irqrestore(&ieee->lock, flags); + +} + + +static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen) +{ + struct ieee80211_authentication *a; + u8 *t; + if (skb->len < (sizeof(struct ieee80211_authentication)-sizeof(struct ieee80211_info_element))){ + IEEE80211_DEBUG_MGMT("invalid len in auth resp: %d\n",skb->len); + return 0xcafe; + } + *challenge = NULL; + a = (struct ieee80211_authentication*) skb->data; + if(skb->len > (sizeof(struct ieee80211_authentication) +3)){ + t = skb->data + sizeof(struct ieee80211_authentication); + + if(*(t++) == MFIE_TYPE_CHALLENGE){ + *chlen = *(t++); + *challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC); + memcpy(*challenge, t, *chlen); + } + } + + return cpu_to_le16(a->status); + +} + + +int auth_rq_parse(struct sk_buff *skb,u8* dest) +{ + struct ieee80211_authentication *a; + + if (skb->len < (sizeof(struct ieee80211_authentication)-sizeof(struct ieee80211_info_element))){ + IEEE80211_DEBUG_MGMT("invalid len in auth request: %d\n",skb->len); + return -1; + } + a = (struct ieee80211_authentication*) skb->data; + + memcpy(dest,a->header.addr2, ETH_ALEN); + + if (le16_to_cpu(a->algorithm) != WLAN_AUTH_OPEN) + return WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG; + + return WLAN_STATUS_SUCCESS; +} + +static short probe_rq_parse(struct ieee80211_device *ieee, struct sk_buff *skb, u8 *src) +{ + u8 *tag; + u8 *skbend; + u8 *ssid=NULL; + u8 ssidlen = 0; + + struct ieee80211_hdr_3addr *header = + (struct ieee80211_hdr_3addr *) skb->data; + + if (skb->len < sizeof (struct ieee80211_hdr_3addr )) + return -1; /* corrupted */ + + memcpy(src,header->addr2, ETH_ALEN); + + skbend = (u8*)skb->data + skb->len; + + tag = skb->data + sizeof (struct ieee80211_hdr_3addr ); + + while (tag+1 < skbend){ + if (*tag == 0){ + ssid = tag+2; + ssidlen = *(tag+1); + break; + } + tag++; /* point to the len field */ + tag = tag + *(tag); /* point to the last data byte of the tag */ + tag++; /* point to the next tag */ + } + + //IEEE80211DMESG("Card MAC address is "MACSTR, MAC2STR(src)); + if (ssidlen == 0) return 1; + + if (!ssid) return 1; /* ssid not found in tagged param */ + return (!strncmp(ssid, ieee->current_network.ssid, ssidlen)); + +} + +int assoc_rq_parse(struct sk_buff *skb,u8* dest) +{ + struct ieee80211_assoc_request_frame *a; + + if (skb->len < (sizeof(struct ieee80211_assoc_request_frame) - + sizeof(struct ieee80211_info_element))) { + + IEEE80211_DEBUG_MGMT("invalid len in auth request:%d \n", skb->len); + return -1; + } + + a = (struct ieee80211_assoc_request_frame*) skb->data; + + memcpy(dest,a->header.addr2,ETH_ALEN); + + return 0; +} + +static inline u16 assoc_parse(struct ieee80211_device *ieee, struct sk_buff *skb, int *aid) +{ + struct ieee80211_assoc_response_frame *response_head; + u16 status_code; + + if (skb->len < sizeof(struct ieee80211_assoc_response_frame)){ + IEEE80211_DEBUG_MGMT("invalid len in auth resp: %d\n", skb->len); + return 0xcafe; + } + + response_head = (struct ieee80211_assoc_response_frame*) skb->data; + *aid = le16_to_cpu(response_head->aid) & 0x3fff; + + status_code = le16_to_cpu(response_head->status); + if((status_code==WLAN_STATUS_ASSOC_DENIED_RATES || \ + status_code==WLAN_STATUS_CAPS_UNSUPPORTED)&& + ((ieee->mode == IEEE_G) && + (ieee->current_network.mode == IEEE_N_24G) && + (ieee->AsocRetryCount++ < (RT_ASOC_RETRY_LIMIT-1)))) { + ieee->pHTInfo->IOTAction |= HT_IOT_ACT_PURE_N_MODE; + }else { + ieee->AsocRetryCount = 0; + } + + return le16_to_cpu(response_head->status); +} + +static inline void +ieee80211_rx_probe_rq(struct ieee80211_device *ieee, struct sk_buff *skb) +{ + u8 dest[ETH_ALEN]; + + //IEEE80211DMESG("Rx probe"); + ieee->softmac_stats.rx_probe_rq++; + //DMESG("Dest is "MACSTR, MAC2STR(dest)); + if (probe_rq_parse(ieee, skb, dest)){ + //IEEE80211DMESG("Was for me!"); + ieee->softmac_stats.tx_probe_rs++; + ieee80211_resp_to_probe(ieee, dest); + } +} + +static inline void +ieee80211_rx_auth_rq(struct ieee80211_device *ieee, struct sk_buff *skb) +{ + u8 dest[ETH_ALEN]; + int status; + //IEEE80211DMESG("Rx probe"); + ieee->softmac_stats.rx_auth_rq++; + + if ((status = auth_rq_parse(skb, dest))!= -1){ + ieee80211_resp_to_auth(ieee, status, dest); + } + //DMESG("Dest is "MACSTR, MAC2STR(dest)); + +} + +static inline void +ieee80211_rx_assoc_rq(struct ieee80211_device *ieee, struct sk_buff *skb) +{ + + u8 dest[ETH_ALEN]; + //unsigned long flags; + + ieee->softmac_stats.rx_ass_rq++; + if (assoc_rq_parse(skb,dest) != -1){ + ieee80211_resp_to_assoc_rq(ieee, dest); + } + + printk(KERN_INFO"New client associated: "MAC_FMT"\n", MAC_ARG(dest)); + //FIXME + #if 0 + spin_lock_irqsave(&ieee->lock,flags); + add_associate(ieee,dest); + spin_unlock_irqrestore(&ieee->lock,flags); + #endif +} + + + +void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee, short pwr) +{ + + struct sk_buff *buf = ieee80211_null_func(ieee, pwr); + + if (buf) + softmac_ps_mgmt_xmit(buf, ieee); + +} + + +short ieee80211_sta_ps_sleep(struct ieee80211_device *ieee, u32 *time_h, u32 *time_l) +{ + int timeout = ieee->ps_timeout; + u8 dtim; + /*if(ieee->ps == IEEE80211_PS_DISABLED || + ieee->iw_mode != IW_MODE_INFRA || + ieee->state != IEEE80211_LINKED) + + return 0; + */ + dtim = ieee->current_network.dtim_data; + //printk("DTIM\n"); + if(!(dtim & IEEE80211_DTIM_VALID)) + return 0; + timeout = ieee->current_network.beacon_interval; //should we use ps_timeout value or beacon_interval + //printk("VALID\n"); + ieee->current_network.dtim_data = IEEE80211_DTIM_INVALID; + + if(dtim & ((IEEE80211_DTIM_UCAST | IEEE80211_DTIM_MBCAST)& ieee->ps)) + return 2; + + if(!time_after(jiffies, ieee->dev->trans_start + MSECS(timeout))) + return 0; + + if(!time_after(jiffies, ieee->last_rx_ps_time + MSECS(timeout))) + return 0; + + if((ieee->softmac_features & IEEE_SOFTMAC_SINGLE_QUEUE ) && + (ieee->mgmt_queue_tail != ieee->mgmt_queue_head)) + return 0; + + if(time_l){ + *time_l = ieee->current_network.last_dtim_sta_time[0] + + (ieee->current_network.beacon_interval); + // * ieee->current_network.dtim_period) * 1000; + } + + if(time_h){ + *time_h = ieee->current_network.last_dtim_sta_time[1]; + if(time_l && *time_l < ieee->current_network.last_dtim_sta_time[0]) + *time_h += 1; + } + + return 1; + + +} + +inline void ieee80211_sta_ps(struct ieee80211_device *ieee) +{ + + u32 th,tl; + short sleep; + + unsigned long flags,flags2; + + spin_lock_irqsave(&ieee->lock, flags); + + if((ieee->ps == IEEE80211_PS_DISABLED || + ieee->iw_mode != IW_MODE_INFRA || + ieee->state != IEEE80211_LINKED)){ + + // #warning CHECK_LOCK_HERE + spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2); + + ieee80211_sta_wakeup(ieee, 1); + + spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2); + } + + sleep = ieee80211_sta_ps_sleep(ieee,&th, &tl); + /* 2 wake, 1 sleep, 0 do nothing */ + if(sleep == 0) + goto out; + + if(sleep == 1){ + + if(ieee->sta_sleep == 1) + ieee->enter_sleep_state(ieee->dev,th,tl); + + else if(ieee->sta_sleep == 0){ + // printk("send null 1\n"); + spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2); + + if(ieee->ps_is_queue_empty(ieee->dev)){ + + + ieee->sta_sleep = 2; + + ieee->ack_tx_to_ieee = 1; + + ieee80211_sta_ps_send_null_frame(ieee,1); + + ieee->ps_th = th; + ieee->ps_tl = tl; + } + spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2); + + } + + + }else if(sleep == 2){ +//#warning CHECK_LOCK_HERE + spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2); + + ieee80211_sta_wakeup(ieee,1); + + spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2); + } + +out: + spin_unlock_irqrestore(&ieee->lock, flags); + +} + +void ieee80211_sta_wakeup(struct ieee80211_device *ieee, short nl) +{ + if(ieee->sta_sleep == 0){ + if(nl){ + printk("Warning: driver is probably failing to report TX ps error\n"); + ieee->ack_tx_to_ieee = 1; + ieee80211_sta_ps_send_null_frame(ieee, 0); + } + return; + + } + + if(ieee->sta_sleep == 1) + ieee->sta_wake_up(ieee->dev); + + ieee->sta_sleep = 0; + + if(nl){ + ieee->ack_tx_to_ieee = 1; + ieee80211_sta_ps_send_null_frame(ieee, 0); + } +} + +void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success) +{ + unsigned long flags,flags2; + + spin_lock_irqsave(&ieee->lock, flags); + + if(ieee->sta_sleep == 2){ + /* Null frame with PS bit set */ + if(success){ + ieee->sta_sleep = 1; + ieee->enter_sleep_state(ieee->dev,ieee->ps_th,ieee->ps_tl); + } + /* if the card report not success we can't be sure the AP + * has not RXed so we can't assume the AP believe us awake + */ + } + /* 21112005 - tx again null without PS bit if lost */ + else { + + if((ieee->sta_sleep == 0) && !success){ + spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2); + ieee80211_sta_ps_send_null_frame(ieee, 0); + spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2); + } + } + spin_unlock_irqrestore(&ieee->lock, flags); +} +void ieee80211_process_action(struct ieee80211_device* ieee, struct sk_buff* skb) +{ + struct ieee80211_hdr* header = (struct ieee80211_hdr*)skb->data; + u8* act = ieee80211_get_payload(header); + u8 tmp = 0; +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len); + if (act == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "error to get payload of action frame\n"); + return; + } + tmp = *act; + act ++; + switch (tmp) + { + case ACT_CAT_BA: + if (*act == ACT_ADDBAREQ) + ieee80211_rx_ADDBAReq(ieee, skb); + else if (*act == ACT_ADDBARSP) + ieee80211_rx_ADDBARsp(ieee, skb); + else if (*act == ACT_DELBA) + ieee80211_rx_DELBA(ieee, skb); + break; + default: +// if (net_ratelimit()) +// IEEE80211_DEBUG(IEEE80211_DL_BA, "unknown action frame(%d)\n", tmp); + break; + } + return; + +} +inline int +ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats, u16 type, + u16 stype) +{ + struct ieee80211_hdr_3addr *header = (struct ieee80211_hdr_3addr *) skb->data; + u16 errcode; + u8* challenge; + int chlen=0; + int aid; + struct ieee80211_assoc_response_frame *assoc_resp; +// struct ieee80211_info_element *info_element; + bool bSupportNmode = true, bHalfSupportNmode = false; //default support N mode, disable halfNmode + + if(!ieee->proto_started) + return 0; +#if 0 + printk("%d, %d, %d, %d\n", ieee->sta_sleep, ieee->ps, ieee->iw_mode, ieee->state); + if(ieee->sta_sleep || (ieee->ps != IEEE80211_PS_DISABLED && + ieee->iw_mode == IW_MODE_INFRA && + ieee->state == IEEE80211_LINKED)) + + tasklet_schedule(&ieee->ps_task); + + if(WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_PROBE_RESP && + WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_BEACON) + ieee->last_rx_ps_time = jiffies; +#endif + + switch (WLAN_FC_GET_STYPE(header->frame_ctl)) { + + case IEEE80211_STYPE_ASSOC_RESP: + case IEEE80211_STYPE_REASSOC_RESP: + + IEEE80211_DEBUG_MGMT("received [RE]ASSOCIATION RESPONSE (%d)\n", + WLAN_FC_GET_STYPE(header->frame_ctl)); + if ((ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) && + ieee->state == IEEE80211_ASSOCIATING_AUTHENTICATED && + ieee->iw_mode == IW_MODE_INFRA){ + struct ieee80211_network network_resp; + struct ieee80211_network *network = &network_resp; + + if (0 == (errcode=assoc_parse(ieee,skb, &aid))){ + ieee->state=IEEE80211_LINKED; + ieee->assoc_id = aid; + ieee->softmac_stats.rx_ass_ok++; + /* station support qos */ + /* Let the register setting defaultly with Legacy station */ + if(ieee->qos_support) { + assoc_resp = (struct ieee80211_assoc_response_frame*)skb->data; + memset(network, 0, sizeof(*network)); + if (ieee80211_parse_info_param(ieee,assoc_resp->info_element,\ + rx_stats->len - sizeof(*assoc_resp),\ + network,rx_stats)){ + return 1; + } + else + { //filling the PeerHTCap. //maybe not neccesary as we can get its info from current_network. + memcpy(ieee->pHTInfo->PeerHTCapBuf, network->bssht.bdHTCapBuf, network->bssht.bdHTCapLen); + memcpy(ieee->pHTInfo->PeerHTInfoBuf, network->bssht.bdHTInfoBuf, network->bssht.bdHTInfoLen); + } + if (ieee->handle_assoc_response != NULL) + ieee->handle_assoc_response(ieee->dev, (struct ieee80211_assoc_response_frame*)header, network); + } + ieee80211_associate_complete(ieee); + } else { + /* aid could not been allocated */ + ieee->softmac_stats.rx_ass_err++; + printk( + "Association response status code 0x%x\n", + errcode); + IEEE80211_DEBUG_MGMT( + "Association response status code 0x%x\n", + errcode); + if(ieee->AsocRetryCount < RT_ASOC_RETRY_LIMIT) { +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(ieee->wq, &ieee->associate_procedure_wq); +#else + schedule_task(&ieee->associate_procedure_wq); +#endif + } else { + ieee80211_associate_abort(ieee); + } + } + } + break; + + case IEEE80211_STYPE_ASSOC_REQ: + case IEEE80211_STYPE_REASSOC_REQ: + + if ((ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) && + ieee->iw_mode == IW_MODE_MASTER) + + ieee80211_rx_assoc_rq(ieee, skb); + break; + + case IEEE80211_STYPE_AUTH: + + if (ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE){ + if (ieee->state == IEEE80211_ASSOCIATING_AUTHENTICATING && + ieee->iw_mode == IW_MODE_INFRA){ + + IEEE80211_DEBUG_MGMT("Received authentication response"); + + if (0 == (errcode=auth_parse(skb, &challenge, &chlen))){ + if(ieee->open_wep || !challenge){ + ieee->state = IEEE80211_ASSOCIATING_AUTHENTICATED; + ieee->softmac_stats.rx_auth_rs_ok++; + if(!(ieee->pHTInfo->IOTAction&HT_IOT_ACT_PURE_N_MODE)) + { + if (!ieee->GetNmodeSupportBySecCfg(ieee->dev)) + { + // WEP or TKIP encryption + if(IsHTHalfNmodeAPs(ieee)) + { + bSupportNmode = true; + bHalfSupportNmode = true; + } + else + { + bSupportNmode = false; + bHalfSupportNmode = false; + } + printk("==========>to link with AP using SEC(%d, %d)", bSupportNmode, bHalfSupportNmode); + } + } + /* Dummy wirless mode setting to avoid encryption issue */ + if(bSupportNmode) { + //N mode setting + ieee->SetWirelessMode(ieee->dev, \ + ieee->current_network.mode); + }else{ + //b/g mode setting + /*TODO*/ + ieee->SetWirelessMode(ieee->dev, IEEE_G); + } + + if (ieee->current_network.mode == IEEE_N_24G && bHalfSupportNmode == true) + { + printk("===============>entern half N mode\n"); + ieee->bHalfWirelessN24GMode = true; + } + else + ieee->bHalfWirelessN24GMode = false; + + ieee80211_associate_step2(ieee); + }else{ + ieee80211_auth_challenge(ieee, challenge, chlen); + } + }else{ + ieee->softmac_stats.rx_auth_rs_err++; + IEEE80211_DEBUG_MGMT("Authentication respose status code 0x%x",errcode); + + printk("Authentication respose status code 0x%x",errcode); + ieee80211_associate_abort(ieee); + } + + }else if (ieee->iw_mode == IW_MODE_MASTER){ + ieee80211_rx_auth_rq(ieee, skb); + } + } + break; + + case IEEE80211_STYPE_PROBE_REQ: + + if ((ieee->softmac_features & IEEE_SOFTMAC_PROBERS) && + ((ieee->iw_mode == IW_MODE_ADHOC || + ieee->iw_mode == IW_MODE_MASTER) && + ieee->state == IEEE80211_LINKED)){ + ieee80211_rx_probe_rq(ieee, skb); + } + break; + + case IEEE80211_STYPE_DISASSOC: + case IEEE80211_STYPE_DEAUTH: + /* FIXME for now repeat all the association procedure + * both for disassociation and deauthentication + */ + if ((ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) && + ieee->state == IEEE80211_LINKED && + ieee->iw_mode == IW_MODE_INFRA){ + + ieee->state = IEEE80211_ASSOCIATING; + ieee->softmac_stats.reassoc++; + ieee->is_roaming = true; + ieee80211_disassociate(ieee); + // notify_wx_assoc_event(ieee); + //HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + RemovePeerTS(ieee, header->addr2); +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(ieee->wq, &ieee->associate_procedure_wq); +#else + schedule_task(&ieee->associate_procedure_wq); +#endif + } + break; + case IEEE80211_STYPE_MANAGE_ACT: + ieee80211_process_action(ieee,skb); + break; + default: + return -1; + break; + } + + //dev_kfree_skb_any(skb); + return 0; +} + +/* following are for a simplier TX queue management. + * Instead of using netif_[stop/wake]_queue the driver + * will uses these two function (plus a reset one), that + * will internally uses the kernel netif_* and takes + * care of the ieee802.11 fragmentation. + * So the driver receives a fragment per time and might + * call the stop function when it want without take care + * to have enought room to TX an entire packet. + * This might be useful if each fragment need it's own + * descriptor, thus just keep a total free memory > than + * the max fragmentation treshold is not enought.. If the + * ieee802.11 stack passed a TXB struct then you needed + * to keep N free descriptors where + * N = MAX_PACKET_SIZE / MIN_FRAG_TRESHOLD + * In this way you need just one and the 802.11 stack + * will take care of buffering fragments and pass them to + * to the driver later, when it wakes the queue. + */ +void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee) +{ + + unsigned int queue_index = txb->queue_index; + unsigned long flags; + int i; + cb_desc *tcb_desc = NULL; + + spin_lock_irqsave(&ieee->lock,flags); + + /* called with 2nd parm 0, no tx mgmt lock required */ + ieee80211_sta_wakeup(ieee,0); + + /* update the tx status */ +// ieee->stats.tx_bytes += txb->payload_size; +// ieee->stats.tx_packets++; + tcb_desc = (cb_desc *)(txb->fragments[0]->cb + MAX_DEV_ADDR_SIZE); + if(tcb_desc->bMulticast) { + ieee->stats.multicast++; + } +#if 1 + /* if xmit available, just xmit it immediately, else just insert it to the wait queue */ + for(i = 0; i < txb->nr_frags; i++) { +#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE + if ((skb_queue_len(&ieee->skb_drv_aggQ[queue_index]) != 0) || +#else + if ((skb_queue_len(&ieee->skb_waitQ[queue_index]) != 0) || +#endif + (!ieee->check_nic_enough_desc(ieee->dev,queue_index))||\ + (ieee->queue_stop)) { + /* insert the skb packet to the wait queue */ + /* as for the completion function, it does not need + * to check it any more. + * */ + //printk("error:no descriptor left@queue_index %d\n", queue_index); + //ieee80211_stop_queue(ieee); +#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE + skb_queue_tail(&ieee->skb_drv_aggQ[queue_index], txb->fragments[i]); +#else + skb_queue_tail(&ieee->skb_waitQ[queue_index], txb->fragments[i]); +#endif + }else{ + ieee->softmac_data_hard_start_xmit( + txb->fragments[i], + ieee->dev,ieee->rate); + //ieee->stats.tx_packets++; + //ieee->stats.tx_bytes += txb->fragments[i]->len; + //ieee->dev->trans_start = jiffies; + } + } +#endif + ieee80211_txb_free(txb); + +//exit: + spin_unlock_irqrestore(&ieee->lock,flags); + +} + +/* called with ieee->lock acquired */ +void ieee80211_resume_tx(struct ieee80211_device *ieee) +{ + int i; + for(i = ieee->tx_pending.frag; i < ieee->tx_pending.txb->nr_frags; i++) { + + if (ieee->queue_stop){ + ieee->tx_pending.frag = i; + return; + }else{ + + ieee->softmac_data_hard_start_xmit( + ieee->tx_pending.txb->fragments[i], + ieee->dev,ieee->rate); + //(i+1)<ieee->tx_pending.txb->nr_frags); + ieee->stats.tx_packets++; + // ieee->dev->trans_start = jiffies; + } + } + + + ieee80211_txb_free(ieee->tx_pending.txb); + ieee->tx_pending.txb = NULL; +} + + +void ieee80211_reset_queue(struct ieee80211_device *ieee) +{ + unsigned long flags; + + spin_lock_irqsave(&ieee->lock,flags); + init_mgmt_queue(ieee); + if (ieee->tx_pending.txb){ + ieee80211_txb_free(ieee->tx_pending.txb); + ieee->tx_pending.txb = NULL; + } + ieee->queue_stop = 0; + spin_unlock_irqrestore(&ieee->lock,flags); + +} + +void ieee80211_wake_queue(struct ieee80211_device *ieee) +{ + + unsigned long flags; + struct sk_buff *skb; + struct ieee80211_hdr_3addr *header; + + spin_lock_irqsave(&ieee->lock,flags); + if (! ieee->queue_stop) goto exit; + + ieee->queue_stop = 0; + + if(ieee->softmac_features & IEEE_SOFTMAC_SINGLE_QUEUE){ + while (!ieee->queue_stop && (skb = dequeue_mgmt(ieee))){ + + header = (struct ieee80211_hdr_3addr *) skb->data; + + header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + ieee->softmac_data_hard_start_xmit(skb,ieee->dev,ieee->basic_rate); + //dev_kfree_skb_any(skb);//edit by thomas + } + } + if (!ieee->queue_stop && ieee->tx_pending.txb) + ieee80211_resume_tx(ieee); + + if (!ieee->queue_stop && netif_queue_stopped(ieee->dev)){ + ieee->softmac_stats.swtxawake++; + netif_wake_queue(ieee->dev); + } + +exit : + spin_unlock_irqrestore(&ieee->lock,flags); +} + + +void ieee80211_stop_queue(struct ieee80211_device *ieee) +{ + //unsigned long flags; + //spin_lock_irqsave(&ieee->lock,flags); + + if (! netif_queue_stopped(ieee->dev)){ + netif_stop_queue(ieee->dev); + ieee->softmac_stats.swtxstop++; + } + ieee->queue_stop = 1; + //spin_unlock_irqrestore(&ieee->lock,flags); + +} + + +inline void ieee80211_randomize_cell(struct ieee80211_device *ieee) +{ + + get_random_bytes(ieee->current_network.bssid, ETH_ALEN); + + /* an IBSS cell address must have the two less significant + * bits of the first byte = 2 + */ + ieee->current_network.bssid[0] &= ~0x01; + ieee->current_network.bssid[0] |= 0x02; +} + +/* called in user context only */ +void ieee80211_start_master_bss(struct ieee80211_device *ieee) +{ + ieee->assoc_id = 1; + + if (ieee->current_network.ssid_len == 0){ + strncpy(ieee->current_network.ssid, + IEEE80211_DEFAULT_TX_ESSID, + IW_ESSID_MAX_SIZE); + + ieee->current_network.ssid_len = strlen(IEEE80211_DEFAULT_TX_ESSID); + ieee->ssid_set = 1; + } + + memcpy(ieee->current_network.bssid, ieee->dev->dev_addr, ETH_ALEN); + + ieee->set_chan(ieee->dev, ieee->current_network.channel); + ieee->state = IEEE80211_LINKED; + ieee->link_change(ieee->dev); + notify_wx_assoc_event(ieee); + + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + + netif_carrier_on(ieee->dev); +} + +void ieee80211_start_monitor_mode(struct ieee80211_device *ieee) +{ + if(ieee->raw_tx){ + + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + + netif_carrier_on(ieee->dev); + } +} +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void ieee80211_start_ibss_wq(struct work_struct *work) +{ + + struct delayed_work *dwork = container_of(work, struct delayed_work, work); + struct ieee80211_device *ieee = container_of(dwork, struct ieee80211_device, start_ibss_wq); +#else +void ieee80211_start_ibss_wq(struct ieee80211_device *ieee) +{ +#endif + /* iwconfig mode ad-hoc will schedule this and return + * on the other hand this will block further iwconfig SET + * operations because of the wx_sem hold. + * Anyway some most set operations set a flag to speed-up + * (abort) this wq (when syncro scanning) before sleeping + * on the semaphore + */ + if(!ieee->proto_started){ + printk("==========oh driver down return\n"); + return; + } + down(&ieee->wx_sem); + + if (ieee->current_network.ssid_len == 0){ + strcpy(ieee->current_network.ssid,IEEE80211_DEFAULT_TX_ESSID); + ieee->current_network.ssid_len = strlen(IEEE80211_DEFAULT_TX_ESSID); + ieee->ssid_set = 1; + } + + /* check if we have this cell in our network list */ + ieee80211_softmac_check_all_nets(ieee); + + +#ifdef ENABLE_DOT11D //if creating an ad-hoc, set its channel to 10 temporarily--this is the requirement for ASUS, not 11D, so disable 11d. +// if((IS_DOT11D_ENABLE(ieee)) && (ieee->state == IEEE80211_NOLINK)) + if (ieee->state == IEEE80211_NOLINK) + ieee->current_network.channel = 6; +#endif + /* if not then the state is not linked. Maybe the user swithced to + * ad-hoc mode just after being in monitor mode, or just after + * being very few time in managed mode (so the card have had no + * time to scan all the chans..) or we have just run up the iface + * after setting ad-hoc mode. So we have to give another try.. + * Here, in ibss mode, should be safe to do this without extra care + * (in bss mode we had to make sure no-one tryed to associate when + * we had just checked the ieee->state and we was going to start the + * scan) beacause in ibss mode the ieee80211_new_net function, when + * finds a good net, just set the ieee->state to IEEE80211_LINKED, + * so, at worst, we waste a bit of time to initiate an unneeded syncro + * scan, that will stop at the first round because it sees the state + * associated. + */ + if (ieee->state == IEEE80211_NOLINK) + ieee80211_start_scan_syncro(ieee); + + /* the network definitively is not here.. create a new cell */ + if (ieee->state == IEEE80211_NOLINK){ + printk("creating new IBSS cell\n"); + if(!ieee->wap_set) + ieee80211_randomize_cell(ieee); + + if(ieee->modulation & IEEE80211_CCK_MODULATION){ + + ieee->current_network.rates_len = 4; + + ieee->current_network.rates[0] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB; + ieee->current_network.rates[1] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB; + ieee->current_network.rates[2] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_5MB; + ieee->current_network.rates[3] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_11MB; + + }else + ieee->current_network.rates_len = 0; + + if(ieee->modulation & IEEE80211_OFDM_MODULATION){ + ieee->current_network.rates_ex_len = 8; + + ieee->current_network.rates_ex[0] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_6MB; + ieee->current_network.rates_ex[1] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_9MB; + ieee->current_network.rates_ex[2] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_12MB; + ieee->current_network.rates_ex[3] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_18MB; + ieee->current_network.rates_ex[4] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_24MB; + ieee->current_network.rates_ex[5] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_36MB; + ieee->current_network.rates_ex[6] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_48MB; + ieee->current_network.rates_ex[7] = IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_54MB; + + ieee->rate = 108; + }else{ + ieee->current_network.rates_ex_len = 0; + ieee->rate = 22; + } + + // By default, WMM function will be disabled in IBSS mode + ieee->current_network.QoS_Enable = 0; + ieee->SetWirelessMode(ieee->dev, IEEE_G); + ieee->current_network.atim_window = 0; + ieee->current_network.capability = WLAN_CAPABILITY_IBSS; + if(ieee->short_slot) + ieee->current_network.capability |= WLAN_CAPABILITY_SHORT_SLOT; + + } + + ieee->state = IEEE80211_LINKED; + + ieee->set_chan(ieee->dev, ieee->current_network.channel); + ieee->link_change(ieee->dev); + + notify_wx_assoc_event(ieee); + + ieee80211_start_send_beacons(ieee); + + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + netif_carrier_on(ieee->dev); + + up(&ieee->wx_sem); +} + +inline void ieee80211_start_ibss(struct ieee80211_device *ieee) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_delayed_work(ieee->wq, &ieee->start_ibss_wq, 150); +#else + schedule_task(&ieee->start_ibss_wq); +#endif +} + +/* this is called only in user context, with wx_sem held */ +void ieee80211_start_bss(struct ieee80211_device *ieee) +{ + unsigned long flags; +#ifdef ENABLE_DOT11D + // + // Ref: 802.11d 11.1.3.3 + // STA shall not start a BSS unless properly formed Beacon frame including a Country IE. + // + if(IS_DOT11D_ENABLE(ieee) && !IS_COUNTRY_IE_VALID(ieee)) + { + if(! ieee->bGlobalDomain) + { + return; + } + } +#endif + /* check if we have already found the net we + * are interested in (if any). + * if not (we are disassociated and we are not + * in associating / authenticating phase) start the background scanning. + */ + ieee80211_softmac_check_all_nets(ieee); + + /* ensure no-one start an associating process (thus setting + * the ieee->state to ieee80211_ASSOCIATING) while we + * have just cheked it and we are going to enable scan. + * The ieee80211_new_net function is always called with + * lock held (from both ieee80211_softmac_check_all_nets and + * the rx path), so we cannot be in the middle of such function + */ + spin_lock_irqsave(&ieee->lock, flags); + + if (ieee->state == IEEE80211_NOLINK){ + ieee->actscanning = true; + ieee80211_start_scan(ieee); + } + spin_unlock_irqrestore(&ieee->lock, flags); +} + +/* called only in userspace context */ +void ieee80211_disassociate(struct ieee80211_device *ieee) +{ + + + netif_carrier_off(ieee->dev); + if (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE) + ieee80211_reset_queue(ieee); + + if (ieee->data_hard_stop) + ieee->data_hard_stop(ieee->dev); +#ifdef ENABLE_DOT11D + if(IS_DOT11D_ENABLE(ieee)) + Dot11d_Reset(ieee); +#endif + ieee->state = IEEE80211_NOLINK; + ieee->is_set_key = false; + ieee->link_change(ieee->dev); + //HTSetConnectBwMode(ieee, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + notify_wx_assoc_event(ieee); + +} +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void ieee80211_associate_retry_wq(struct work_struct *work) +{ + struct delayed_work *dwork = container_of(work, struct delayed_work, work); + struct ieee80211_device *ieee = container_of(dwork, struct ieee80211_device, associate_retry_wq); +#else +void ieee80211_associate_retry_wq(struct ieee80211_device *ieee) +{ +#endif + unsigned long flags; + + down(&ieee->wx_sem); + if(!ieee->proto_started) + goto exit; + + if(ieee->state != IEEE80211_ASSOCIATING_RETRY) + goto exit; + + /* until we do not set the state to IEEE80211_NOLINK + * there are no possibility to have someone else trying + * to start an association procdure (we get here with + * ieee->state = IEEE80211_ASSOCIATING). + * When we set the state to IEEE80211_NOLINK it is possible + * that the RX path run an attempt to associate, but + * both ieee80211_softmac_check_all_nets and the + * RX path works with ieee->lock held so there are no + * problems. If we are still disassociated then start a scan. + * the lock here is necessary to ensure no one try to start + * an association procedure when we have just checked the + * state and we are going to start the scan. + */ + ieee->beinretry = true; + ieee->state = IEEE80211_NOLINK; + + ieee80211_softmac_check_all_nets(ieee); + + spin_lock_irqsave(&ieee->lock, flags); + + if(ieee->state == IEEE80211_NOLINK) + { + ieee->is_roaming= false; + ieee->actscanning = true; + ieee80211_start_scan(ieee); + } + spin_unlock_irqrestore(&ieee->lock, flags); + + ieee->beinretry = false; +exit: + up(&ieee->wx_sem); +} + +struct sk_buff *ieee80211_get_beacon_(struct ieee80211_device *ieee) +{ + u8 broadcast_addr[] = {0xff,0xff,0xff,0xff,0xff,0xff}; + + struct sk_buff *skb; + struct ieee80211_probe_response *b; + + skb = ieee80211_probe_resp(ieee, broadcast_addr); + + if (!skb) + return NULL; + + b = (struct ieee80211_probe_response *) skb->data; + b->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_BEACON); + + return skb; + +} + +struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee) +{ + struct sk_buff *skb; + struct ieee80211_probe_response *b; + + skb = ieee80211_get_beacon_(ieee); + if(!skb) + return NULL; + + b = (struct ieee80211_probe_response *) skb->data; + b->header.seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4); + + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + + return skb; +} + +void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee) +{ + ieee->sync_scan_hurryup = 1; + down(&ieee->wx_sem); + ieee80211_stop_protocol(ieee); + up(&ieee->wx_sem); +} + + +void ieee80211_stop_protocol(struct ieee80211_device *ieee) +{ + if (!ieee->proto_started) + return; + + ieee->proto_started = 0; + + ieee80211_stop_send_beacons(ieee); + del_timer_sync(&ieee->associate_timer); +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + cancel_delayed_work(&ieee->associate_retry_wq); + cancel_delayed_work(&ieee->start_ibss_wq); +#endif + ieee80211_stop_scan(ieee); + + ieee80211_disassociate(ieee); + RemoveAllTS(ieee); //added as we disconnect from the previous BSS, Remove all TS +} + +void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee) +{ + ieee->sync_scan_hurryup = 0; + down(&ieee->wx_sem); + ieee80211_start_protocol(ieee); + up(&ieee->wx_sem); +} + +void ieee80211_start_protocol(struct ieee80211_device *ieee) +{ + short ch = 0; + int i = 0; + if (ieee->proto_started) + return; + + ieee->proto_started = 1; + + if (ieee->current_network.channel == 0){ + do{ + ch++; + if (ch > MAX_CHANNEL_NUMBER) + return; /* no channel found */ +#ifdef ENABLE_DOT11D + }while(!GET_DOT11D_INFO(ieee)->channel_map[ch]); +#else + }while(!ieee->channel_map[ch]); +#endif + ieee->current_network.channel = ch; + } + + if (ieee->current_network.beacon_interval == 0) + ieee->current_network.beacon_interval = 100; +// printk("===>%s(), chan:%d\n", __FUNCTION__, ieee->current_network.channel); +// ieee->set_chan(ieee->dev,ieee->current_network.channel); + + for(i = 0; i < 17; i++) { + ieee->last_rxseq_num[i] = -1; + ieee->last_rxfrag_num[i] = -1; + ieee->last_packet_time[i] = 0; + } + + ieee->init_wmmparam_flag = 0;//reinitialize AC_xx_PARAM registers. + + + /* if the user set the MAC of the ad-hoc cell and then + * switch to managed mode, shall we make sure that association + * attempts does not fail just because the user provide the essid + * and the nic is still checking for the AP MAC ?? + */ + if (ieee->iw_mode == IW_MODE_INFRA) + ieee80211_start_bss(ieee); + + else if (ieee->iw_mode == IW_MODE_ADHOC) + ieee80211_start_ibss(ieee); + + else if (ieee->iw_mode == IW_MODE_MASTER) + ieee80211_start_master_bss(ieee); + + else if(ieee->iw_mode == IW_MODE_MONITOR) + ieee80211_start_monitor_mode(ieee); +} + + +#define DRV_NAME "Ieee80211" +void ieee80211_softmac_init(struct ieee80211_device *ieee) +{ + int i; + memset(&ieee->current_network, 0, sizeof(struct ieee80211_network)); + + ieee->state = IEEE80211_NOLINK; + ieee->sync_scan_hurryup = 0; + for(i = 0; i < 5; i++) { + ieee->seq_ctrl[i] = 0; + } +#ifdef ENABLE_DOT11D + ieee->pDot11dInfo = kmalloc(sizeof(RT_DOT11D_INFO), GFP_ATOMIC); + if (!ieee->pDot11dInfo) + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc memory for DOT11D\n"); + memset(ieee->pDot11dInfo, 0, sizeof(RT_DOT11D_INFO)); +#endif + //added for AP roaming + ieee->LinkDetectInfo.SlotNum = 2; + ieee->LinkDetectInfo.NumRecvBcnInPeriod=0; + ieee->LinkDetectInfo.NumRecvDataInPeriod=0; + + ieee->assoc_id = 0; + ieee->queue_stop = 0; + ieee->scanning = 0; + ieee->softmac_features = 0; //so IEEE2100-like driver are happy + ieee->wap_set = 0; + ieee->ssid_set = 0; + ieee->proto_started = 0; + ieee->basic_rate = IEEE80211_DEFAULT_BASIC_RATE; + ieee->rate = 22; + ieee->ps = IEEE80211_PS_DISABLED; + ieee->sta_sleep = 0; + ieee->Regdot11HTOperationalRateSet[0]= 0xff;//support MCS 0~7 + ieee->Regdot11HTOperationalRateSet[1]= 0xff;//support MCS 8~15 + ieee->Regdot11HTOperationalRateSet[4]= 0x01; + //added by amy + ieee->actscanning = false; + ieee->beinretry = false; + ieee->is_set_key = false; + init_mgmt_queue(ieee); + + ieee->sta_edca_param[0] = 0x0000A403; + ieee->sta_edca_param[1] = 0x0000A427; + ieee->sta_edca_param[2] = 0x005E4342; + ieee->sta_edca_param[3] = 0x002F3262; + ieee->aggregation = true; + ieee->enable_rx_imm_BA = 1; +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) + init_timer(&ieee->scan_timer); + ieee->scan_timer.data = (unsigned long)ieee; + ieee->scan_timer.function = ieee80211_softmac_scan_cb; +#endif + ieee->tx_pending.txb = NULL; + + init_timer(&ieee->associate_timer); + ieee->associate_timer.data = (unsigned long)ieee; + ieee->associate_timer.function = ieee80211_associate_abort_cb; + + init_timer(&ieee->beacon_timer); + ieee->beacon_timer.data = (unsigned long) ieee; + ieee->beacon_timer.function = ieee80211_send_beacon_cb; + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#ifdef PF_SYNCTHREAD + ieee->wq = create_workqueue(DRV_NAME,0); +#else + ieee->wq = create_workqueue(DRV_NAME); +#endif +#endif + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + INIT_DELAYED_WORK(&ieee->start_ibss_wq,ieee80211_start_ibss_wq); + INIT_WORK(&ieee->associate_complete_wq, ieee80211_associate_complete_wq); + INIT_WORK(&ieee->associate_procedure_wq, ieee80211_associate_procedure_wq); + INIT_DELAYED_WORK(&ieee->softmac_scan_wq,ieee80211_softmac_scan_wq); + INIT_DELAYED_WORK(&ieee->associate_retry_wq, ieee80211_associate_retry_wq); + INIT_WORK(&ieee->wx_sync_scan_wq,ieee80211_wx_sync_scan_wq); + +#else + INIT_WORK(&ieee->start_ibss_wq,(void(*)(void*)) ieee80211_start_ibss_wq,ieee); + INIT_WORK(&ieee->associate_retry_wq,(void(*)(void*)) ieee80211_associate_retry_wq,ieee); + INIT_WORK(&ieee->associate_complete_wq,(void(*)(void*)) ieee80211_associate_complete_wq,ieee); + INIT_WORK(&ieee->associate_procedure_wq,(void(*)(void*)) ieee80211_associate_procedure_wq,ieee); + INIT_WORK(&ieee->softmac_scan_wq,(void(*)(void*)) ieee80211_softmac_scan_wq,ieee); + INIT_WORK(&ieee->wx_sync_scan_wq,(void(*)(void*)) ieee80211_wx_sync_scan_wq,ieee); +#endif + +#else + tq_init(&ieee->start_ibss_wq,(void(*)(void*)) ieee80211_start_ibss_wq,ieee); + tq_init(&ieee->associate_retry_wq,(void(*)(void*)) ieee80211_associate_retry_wq,ieee); + tq_init(&ieee->associate_complete_wq,(void(*)(void*)) ieee80211_associate_complete_wq,ieee); + tq_init(&ieee->associate_procedure_wq,(void(*)(void*)) ieee80211_associate_procedure_wq,ieee); + tq_init(&ieee->softmac_scan_wq,(void(*)(void*)) ieee80211_softmac_scan_wq,ieee); + tq_init(&ieee->wx_sync_scan_wq,(void(*)(void*)) ieee80211_wx_sync_scan_wq,ieee); +#endif + sema_init(&ieee->wx_sem, 1); + sema_init(&ieee->scan_sem, 1); + + spin_lock_init(&ieee->mgmt_tx_lock); + spin_lock_init(&ieee->beacon_lock); + + tasklet_init(&ieee->ps_task, + (void(*)(unsigned long)) ieee80211_sta_ps, + (unsigned long)ieee); + +} + +void ieee80211_softmac_free(struct ieee80211_device *ieee) +{ + down(&ieee->wx_sem); +#ifdef ENABLE_DOT11D + if(NULL != ieee->pDot11dInfo) + { + kfree(ieee->pDot11dInfo); + ieee->pDot11dInfo = NULL; + } +#endif + del_timer_sync(&ieee->associate_timer); + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + cancel_delayed_work(&ieee->associate_retry_wq); + destroy_workqueue(ieee->wq); +#endif + + up(&ieee->wx_sem); +} + +/******************************************************** + * Start of WPA code. * + * this is stolen from the ipw2200 driver * + ********************************************************/ + + +static int ieee80211_wpa_enable(struct ieee80211_device *ieee, int value) +{ + /* This is called when wpa_supplicant loads and closes the driver + * interface. */ + printk("%s WPA\n",value ? "enabling" : "disabling"); + ieee->wpa_enabled = value; + return 0; +} + + +void ieee80211_wpa_assoc_frame(struct ieee80211_device *ieee, char *wpa_ie, int wpa_ie_len) +{ + /* make sure WPA is enabled */ + ieee80211_wpa_enable(ieee, 1); + + ieee80211_disassociate(ieee); +} + + +static int ieee80211_wpa_mlme(struct ieee80211_device *ieee, int command, int reason) +{ + + int ret = 0; + + switch (command) { + case IEEE_MLME_STA_DEAUTH: + // silently ignore + break; + + case IEEE_MLME_STA_DISASSOC: + ieee80211_disassociate(ieee); + break; + + default: + printk("Unknown MLME request: %d\n", command); + ret = -EOPNOTSUPP; + } + + return ret; +} + + +static int ieee80211_wpa_set_wpa_ie(struct ieee80211_device *ieee, + struct ieee_param *param, int plen) +{ + u8 *buf; + + if (param->u.wpa_ie.len > MAX_WPA_IE_LEN || + (param->u.wpa_ie.len && param->u.wpa_ie.data == NULL)) + return -EINVAL; + + if (param->u.wpa_ie.len) { + buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len); + kfree(ieee->wpa_ie); + ieee->wpa_ie = buf; + ieee->wpa_ie_len = param->u.wpa_ie.len; + } else { + kfree(ieee->wpa_ie); + ieee->wpa_ie = NULL; + ieee->wpa_ie_len = 0; + } + + ieee80211_wpa_assoc_frame(ieee, ieee->wpa_ie, ieee->wpa_ie_len); + return 0; +} + +#define AUTH_ALG_OPEN_SYSTEM 0x1 +#define AUTH_ALG_SHARED_KEY 0x2 + +static int ieee80211_wpa_set_auth_algs(struct ieee80211_device *ieee, int value) +{ + + struct ieee80211_security sec = { + .flags = SEC_AUTH_MODE, + }; + int ret = 0; + + if (value & AUTH_ALG_SHARED_KEY) { + sec.auth_mode = WLAN_AUTH_SHARED_KEY; + ieee->open_wep = 0; + ieee->auth_mode = 1; + } else if (value & AUTH_ALG_OPEN_SYSTEM){ + sec.auth_mode = WLAN_AUTH_OPEN; + ieee->open_wep = 1; + ieee->auth_mode = 0; + } + else if (value & IW_AUTH_ALG_LEAP){ + sec.auth_mode = WLAN_AUTH_LEAP; + ieee->open_wep = 1; + ieee->auth_mode = 2; + } + + + if (ieee->set_security) + ieee->set_security(ieee->dev, &sec); + //else + // ret = -EOPNOTSUPP; + + return ret; +} + +static int ieee80211_wpa_set_param(struct ieee80211_device *ieee, u8 name, u32 value) +{ + int ret=0; + unsigned long flags; + + switch (name) { + case IEEE_PARAM_WPA_ENABLED: + ret = ieee80211_wpa_enable(ieee, value); + break; + + case IEEE_PARAM_TKIP_COUNTERMEASURES: + ieee->tkip_countermeasures=value; + break; + + case IEEE_PARAM_DROP_UNENCRYPTED: { + /* HACK: + * + * wpa_supplicant calls set_wpa_enabled when the driver + * is loaded and unloaded, regardless of if WPA is being + * used. No other calls are made which can be used to + * determine if encryption will be used or not prior to + * association being expected. If encryption is not being + * used, drop_unencrypted is set to false, else true -- we + * can use this to determine if the CAP_PRIVACY_ON bit should + * be set. + */ + struct ieee80211_security sec = { + .flags = SEC_ENABLED, + .enabled = value, + }; + ieee->drop_unencrypted = value; + /* We only change SEC_LEVEL for open mode. Others + * are set by ipw_wpa_set_encryption. + */ + if (!value) { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_0; + } + else { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_1; + } + if (ieee->set_security) + ieee->set_security(ieee->dev, &sec); + break; + } + + case IEEE_PARAM_PRIVACY_INVOKED: + ieee->privacy_invoked=value; + break; + + case IEEE_PARAM_AUTH_ALGS: + ret = ieee80211_wpa_set_auth_algs(ieee, value); + break; + + case IEEE_PARAM_IEEE_802_1X: + ieee->ieee802_1x=value; + break; + case IEEE_PARAM_WPAX_SELECT: + // added for WPA2 mixed mode + spin_lock_irqsave(&ieee->wpax_suitlist_lock,flags); + ieee->wpax_type_set = 1; + ieee->wpax_type_notify = value; + spin_unlock_irqrestore(&ieee->wpax_suitlist_lock,flags); + break; + + default: + printk("Unknown WPA param: %d\n",name); + ret = -EOPNOTSUPP; + } + + return ret; +} + +/* implementation borrowed from hostap driver */ + +static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, + struct ieee_param *param, int param_len) +{ + int ret = 0; + + struct ieee80211_crypto_ops *ops; + struct ieee80211_crypt_data **crypt; + + struct ieee80211_security sec = { + .flags = 0, + }; + + param->u.crypt.err = 0; + param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; + + if (param_len != + (int) ((char *) param->u.crypt.key - (char *) param) + + param->u.crypt.key_len) { + printk("Len mismatch %d, %d\n", param_len, + param->u.crypt.key_len); + return -EINVAL; + } + if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && + param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && + param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { + if (param->u.crypt.idx >= WEP_KEYS) + return -EINVAL; + crypt = &ieee->crypt[param->u.crypt.idx]; + } else { + return -EINVAL; + } + + if (strcmp(param->u.crypt.alg, "none") == 0) { + if (crypt) { + sec.enabled = 0; + // FIXME FIXME + //sec.encrypt = 0; + sec.level = SEC_LEVEL_0; + sec.flags |= SEC_ENABLED | SEC_LEVEL; + ieee80211_crypt_delayed_deinit(ieee, crypt); + } + goto done; + } + sec.enabled = 1; +// FIXME FIXME +// sec.encrypt = 1; + sec.flags |= SEC_ENABLED; + + /* IPW HW cannot build TKIP MIC, host decryption still needed. */ + if (!(ieee->host_encrypt || ieee->host_decrypt) && + strcmp(param->u.crypt.alg, "TKIP")) + goto skip_host_crypt; + + ops = ieee80211_get_crypto_ops(param->u.crypt.alg); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { + request_module("ieee80211_crypt_wep"); + ops = ieee80211_get_crypto_ops(param->u.crypt.alg); + //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place + } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { + request_module("ieee80211_crypt_tkip"); + ops = ieee80211_get_crypto_ops(param->u.crypt.alg); + } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { + request_module("ieee80211_crypt_ccmp"); + ops = ieee80211_get_crypto_ops(param->u.crypt.alg); + } + if (ops == NULL) { + printk("unknown crypto alg '%s'\n", param->u.crypt.alg); + param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; + ret = -EINVAL; + goto done; + } + + if (*crypt == NULL || (*crypt)->ops != ops) { + struct ieee80211_crypt_data *new_crypt; + + ieee80211_crypt_delayed_deinit(ieee, crypt); + + new_crypt = (struct ieee80211_crypt_data *) + kmalloc(sizeof(*new_crypt), GFP_KERNEL); + if (new_crypt == NULL) { + ret = -ENOMEM; + goto done; + } + memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); + new_crypt->ops = ops; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) + if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) +#else + if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) +#endif + new_crypt->priv = + new_crypt->ops->init(param->u.crypt.idx); + + if (new_crypt->priv == NULL) { + kfree(new_crypt); + param->u.crypt.err = IEEE_CRYPT_ERR_CRYPT_INIT_FAILED; + ret = -EINVAL; + goto done; + } + + *crypt = new_crypt; + } + + if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key && + (*crypt)->ops->set_key(param->u.crypt.key, + param->u.crypt.key_len, param->u.crypt.seq, + (*crypt)->priv) < 0) { + printk("key setting failed\n"); + param->u.crypt.err = IEEE_CRYPT_ERR_KEY_SET_FAILED; + ret = -EINVAL; + goto done; + } + + skip_host_crypt: + if (param->u.crypt.set_tx) { + ieee->tx_keyidx = param->u.crypt.idx; + sec.active_key = param->u.crypt.idx; + sec.flags |= SEC_ACTIVE_KEY; + } else + sec.flags &= ~SEC_ACTIVE_KEY; + + if (param->u.crypt.alg != NULL) { + memcpy(sec.keys[param->u.crypt.idx], + param->u.crypt.key, + param->u.crypt.key_len); + sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len; + sec.flags |= (1 << param->u.crypt.idx); + + if (strcmp(param->u.crypt.alg, "WEP") == 0) { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_1; + } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_2; + } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_3; + } + } + done: + if (ieee->set_security) + ieee->set_security(ieee->dev, &sec); + + /* Do not reset port if card is in Managed mode since resetting will + * generate new IEEE 802.11 authentication which may end up in looping + * with IEEE 802.1X. If your hardware requires a reset after WEP + * configuration (for example... Prism2), implement the reset_port in + * the callbacks structures used to initialize the 802.11 stack. */ + if (ieee->reset_on_keychange && + ieee->iw_mode != IW_MODE_INFRA && + ieee->reset_port && + ieee->reset_port(ieee->dev)) { + printk("reset_port failed\n"); + param->u.crypt.err = IEEE_CRYPT_ERR_CARD_CONF_FAILED; + return -EINVAL; + } + + return ret; +} + +inline struct sk_buff *ieee80211_disassociate_skb( + struct ieee80211_network *beacon, + struct ieee80211_device *ieee, + u8 asRsn) +{ + struct sk_buff *skb; + struct ieee80211_disassoc *disass; + + skb = dev_alloc_skb(sizeof(struct ieee80211_disassoc)); + if (!skb) + return NULL; + + disass = (struct ieee80211_disassoc *) skb_put(skb,sizeof(struct ieee80211_disassoc)); + disass->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_DISASSOC); + disass->header.duration_id = 0; + + memcpy(disass->header.addr1, beacon->bssid, ETH_ALEN); + memcpy(disass->header.addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(disass->header.addr3, beacon->bssid, ETH_ALEN); + + disass->reason = asRsn; + return skb; +} + + +void +SendDisassociation( + struct ieee80211_device *ieee, + u8* asSta, + u8 asRsn +) +{ + struct ieee80211_network *beacon = &ieee->current_network; + struct sk_buff *skb; + skb = ieee80211_disassociate_skb(beacon,ieee,asRsn); + if (skb){ + softmac_mgmt_xmit(skb, ieee); + //dev_kfree_skb_any(skb);//edit by thomas + } +} + +int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p) +{ + struct ieee_param *param; + int ret=0; + + down(&ieee->wx_sem); + //IEEE_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length); + + if (p->length < sizeof(struct ieee_param) || !p->pointer){ + ret = -EINVAL; + goto out; + } + + param = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL); + if (param == NULL){ + ret = -ENOMEM; + goto out; + } + if (copy_from_user(param, p->pointer, p->length)) { + kfree(param); + ret = -EFAULT; + goto out; + } + + switch (param->cmd) { + + case IEEE_CMD_SET_WPA_PARAM: + ret = ieee80211_wpa_set_param(ieee, param->u.wpa_param.name, + param->u.wpa_param.value); + break; + + case IEEE_CMD_SET_WPA_IE: + ret = ieee80211_wpa_set_wpa_ie(ieee, param, p->length); + break; + + case IEEE_CMD_SET_ENCRYPTION: + ret = ieee80211_wpa_set_encryption(ieee, param, p->length); + break; + + case IEEE_CMD_MLME: + ret = ieee80211_wpa_mlme(ieee, param->u.mlme.command, + param->u.mlme.reason_code); + break; + + default: + printk("Unknown WPA supplicant request: %d\n",param->cmd); + ret = -EOPNOTSUPP; + break; + } + + if (ret == 0 && copy_to_user(p->pointer, param, p->length)) + ret = -EFAULT; + + kfree(param); +out: + up(&ieee->wx_sem); + + return ret; +} + +void notify_wx_assoc_event(struct ieee80211_device *ieee) +{ + union iwreq_data wrqu; + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + if (ieee->state == IEEE80211_LINKED) + memcpy(wrqu.ap_addr.sa_data, ieee->current_network.bssid, ETH_ALEN); + else + memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); + wireless_send_event(ieee->dev, SIOCGIWAP, &wrqu, NULL); +} + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_get_beacon); +//EXPORT_SYMBOL(ieee80211_wake_queue); +//EXPORT_SYMBOL(ieee80211_stop_queue); +//EXPORT_SYMBOL(ieee80211_reset_queue); +//EXPORT_SYMBOL(ieee80211_softmac_stop_protocol); +//EXPORT_SYMBOL(ieee80211_softmac_start_protocol); +//EXPORT_SYMBOL(ieee80211_is_shortslot); +//EXPORT_SYMBOL(ieee80211_is_54g); +//EXPORT_SYMBOL(ieee80211_wpa_supplicant_ioctl); +//EXPORT_SYMBOL(ieee80211_ps_tx_ack); +//EXPORT_SYMBOL(ieee80211_softmac_xmit); +//EXPORT_SYMBOL(ieee80211_stop_send_beacons); +//EXPORT_SYMBOL(notify_wx_assoc_event); +//EXPORT_SYMBOL(SendDisassociation); +//EXPORT_SYMBOL(ieee80211_disassociate); +//EXPORT_SYMBOL(ieee80211_start_send_beacons); +//EXPORT_SYMBOL(ieee80211_stop_scan); +//EXPORT_SYMBOL(ieee80211_send_probe_requests); +//EXPORT_SYMBOL(ieee80211_softmac_scan_syncro); +//EXPORT_SYMBOL(ieee80211_start_scan_syncro); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_get_beacon); +EXPORT_SYMBOL_NOVERS(ieee80211_wake_queue); +EXPORT_SYMBOL_NOVERS(ieee80211_stop_queue); +EXPORT_SYMBOL_NOVERS(ieee80211_reset_queue); +EXPORT_SYMBOL_NOVERS(ieee80211_softmac_stop_protocol); +EXPORT_SYMBOL_NOVERS(ieee80211_softmac_start_protocol); +EXPORT_SYMBOL_NOVERS(ieee80211_is_shortslot); +EXPORT_SYMBOL_NOVERS(ieee80211_is_54g); +EXPORT_SYMBOL_NOVERS(ieee80211_wpa_supplicant_ioctl); +EXPORT_SYMBOL_NOVERS(ieee80211_ps_tx_ack); +EXPORT_SYMBOL_NOVERS(ieee80211_softmac_xmit); +EXPORT_SYMBOL_NOVERS(ieee80211_stop_send_beacons); +EXPORT_SYMBOL_NOVERS(notify_wx_assoc_event); +EXPORT_SYMBOL_NOVERS(SendDisassociation); +EXPORT_SYMBOL_NOVERS(ieee80211_disassociate); +EXPORT_SYMBOL_NOVERS(ieee80211_start_send_beacons); +EXPORT_SYMBOL_NOVERS(ieee80211_stop_scan); +EXPORT_SYMBOL_NOVERS(ieee80211_send_probe_requests); +EXPORT_SYMBOL_NOVERS(ieee80211_softmac_scan_syncro); +EXPORT_SYMBOL_NOVERS(ieee80211_start_scan_syncro); +#endif +//EXPORT_SYMBOL(ieee80211_sta_ps_send_null_frame); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac_wx.c new file mode 100644 index 0000000..7fcda9b --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac_wx.c @@ -0,0 +1,692 @@ +/* IEEE 802.11 SoftMAC layer + * Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> + * + * Mostly extracted from the rtl8180-sa2400 driver for the + * in-kernel generic ieee802.11 stack. + * + * Some pieces of code might be stolen from ipw2100 driver + * copyright of who own it's copyright ;-) + * + * PS wx handler mostly stolen from hostap, copyright who + * own it's copyright ;-) + * + * released under the GPL + */ + + +#include "ieee80211.h" +#ifdef ENABLE_DOT11D +#include "dot11d.h" +#endif +/* FIXME: add A freqs */ + +const long ieee80211_wlan_frequencies[] = { + 2412, 2417, 2422, 2427, + 2432, 2437, 2442, 2447, + 2452, 2457, 2462, 2467, + 2472, 2484 +}; + + +int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b) +{ + int ret; + struct iw_freq *fwrq = & wrqu->freq; + + down(&ieee->wx_sem); + + if(ieee->iw_mode == IW_MODE_INFRA){ + ret = -EOPNOTSUPP; + goto out; + } + + /* if setting by freq convert to channel */ + if (fwrq->e == 1) { + if ((fwrq->m >= (int) 2.412e8 && + fwrq->m <= (int) 2.487e8)) { + int f = fwrq->m / 100000; + int c = 0; + + while ((c < 14) && (f != ieee80211_wlan_frequencies[c])) + c++; + + /* hack to fall through */ + fwrq->e = 0; + fwrq->m = c + 1; + } + } + + if (fwrq->e > 0 || fwrq->m > 14 || fwrq->m < 1 ){ + ret = -EOPNOTSUPP; + goto out; + + }else { /* Set the channel */ + +#ifdef ENABLE_DOT11D + if (!(GET_DOT11D_INFO(ieee)->channel_map)[fwrq->m]) { + ret = -EINVAL; + goto out; + } +#endif + ieee->current_network.channel = fwrq->m; + ieee->set_chan(ieee->dev, ieee->current_network.channel); + + if(ieee->iw_mode == IW_MODE_ADHOC || ieee->iw_mode == IW_MODE_MASTER) + if(ieee->state == IEEE80211_LINKED){ + + ieee80211_stop_send_beacons(ieee); + ieee80211_start_send_beacons(ieee); + } + } + + ret = 0; +out: + up(&ieee->wx_sem); + return ret; +} + + +int ieee80211_wx_get_freq(struct ieee80211_device *ieee, + struct iw_request_info *a, + union iwreq_data *wrqu, char *b) +{ + struct iw_freq *fwrq = & wrqu->freq; + + if (ieee->current_network.channel == 0) + return -1; + //NM 0.7.0 will not accept channel any more. + fwrq->m = ieee80211_wlan_frequencies[ieee->current_network.channel-1] * 100000; + fwrq->e = 1; +// fwrq->m = ieee->current_network.channel; +// fwrq->e = 0; + + return 0; +} + +int ieee80211_wx_get_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + unsigned long flags; + wrqu->ap_addr.sa_family = ARPHRD_ETHER; + + if (ieee->iw_mode == IW_MODE_MONITOR) + return -1; + + /* We want avoid to give to the user inconsistent infos*/ + spin_lock_irqsave(&ieee->lock, flags); + + if (ieee->state != IEEE80211_LINKED && + ieee->state != IEEE80211_LINKED_SCANNING && + ieee->wap_set == 0) + + memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN); + else + memcpy(wrqu->ap_addr.sa_data, + ieee->current_network.bssid, ETH_ALEN); + + spin_unlock_irqrestore(&ieee->lock, flags); + + return 0; +} + + +int ieee80211_wx_set_wap(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *awrq, + char *extra) +{ + + int ret = 0; + u8 zero[] = {0,0,0,0,0,0}; + unsigned long flags; + + short ifup = ieee->proto_started;//dev->flags & IFF_UP; + struct sockaddr *temp = (struct sockaddr *)awrq; + + ieee->sync_scan_hurryup = 1; + + down(&ieee->wx_sem); + /* use ifconfig hw ether */ + if (ieee->iw_mode == IW_MODE_MASTER){ + ret = -1; + goto out; + } + + if (temp->sa_family != ARPHRD_ETHER){ + ret = -EINVAL; + goto out; + } + + if (ifup) + ieee80211_stop_protocol(ieee); + + /* just to avoid to give inconsistent infos in the + * get wx method. not really needed otherwise + */ + spin_lock_irqsave(&ieee->lock, flags); + + memcpy(ieee->current_network.bssid, temp->sa_data, ETH_ALEN); + ieee->wap_set = memcmp(temp->sa_data, zero,ETH_ALEN)!=0; + + spin_unlock_irqrestore(&ieee->lock, flags); + + if (ifup) + ieee80211_start_protocol(ieee); +out: + up(&ieee->wx_sem); + return ret; +} + + int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b) +{ + int len,ret = 0; + unsigned long flags; + + if (ieee->iw_mode == IW_MODE_MONITOR) + return -1; + + /* We want avoid to give to the user inconsistent infos*/ + spin_lock_irqsave(&ieee->lock, flags); + + if (ieee->current_network.ssid[0] == '\0' || + ieee->current_network.ssid_len == 0){ + ret = -1; + goto out; + } + + if (ieee->state != IEEE80211_LINKED && + ieee->state != IEEE80211_LINKED_SCANNING && + ieee->ssid_set == 0){ + ret = -1; + goto out; + } + len = ieee->current_network.ssid_len; + wrqu->essid.length = len; + strncpy(b,ieee->current_network.ssid,len); + wrqu->essid.flags = 1; + +out: + spin_unlock_irqrestore(&ieee->lock, flags); + + return ret; + +} + +int ieee80211_wx_set_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + + u32 target_rate = wrqu->bitrate.value; + + ieee->rate = target_rate/100000; + //FIXME: we might want to limit rate also in management protocols. + return 0; +} + + + +int ieee80211_wx_get_rate(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + u32 tmp_rate; +#if 0 + printk("===>mode:%d, halfNmode:%d\n", ieee->mode, ieee->bHalfWirelessN24GMode); + if (ieee->mode & (IEEE_A | IEEE_B | IEEE_G)) + tmp_rate = ieee->rate; + else if (ieee->mode & IEEE_N_5G) + tmp_rate = 580; + else if (ieee->mode & IEEE_N_24G) + { + if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) + tmp_rate = HTHalfMcsToDataRate(ieee, 15); + else + tmp_rate = HTMcsToDataRate(ieee, 15); + } +#else + tmp_rate = TxCountToDataRate(ieee, ieee->softmac_stats.CurrentShowTxate); + +#endif + wrqu->bitrate.value = tmp_rate * 500000; + + return 0; +} + + +int ieee80211_wx_set_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + if (wrqu->rts.disabled || !wrqu->rts.fixed) + ieee->rts = DEFAULT_RTS_THRESHOLD; + else + { + if (wrqu->rts.value < MIN_RTS_THRESHOLD || + wrqu->rts.value > MAX_RTS_THRESHOLD) + return -EINVAL; + ieee->rts = wrqu->rts.value; + } + return 0; +} + +int ieee80211_wx_get_rts(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + wrqu->rts.value = ieee->rts; + wrqu->rts.fixed = 0; /* no auto select */ + wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); + return 0; +} +int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b) +{ + + ieee->sync_scan_hurryup = 1; + + down(&ieee->wx_sem); + + if (wrqu->mode == ieee->iw_mode) + goto out; + + if (wrqu->mode == IW_MODE_MONITOR){ + + ieee->dev->type = ARPHRD_IEEE80211; + }else{ + ieee->dev->type = ARPHRD_ETHER; + } + + if (!ieee->proto_started){ + ieee->iw_mode = wrqu->mode; + }else{ + ieee80211_stop_protocol(ieee); + ieee->iw_mode = wrqu->mode; + ieee80211_start_protocol(ieee); + } + +out: + up(&ieee->wx_sem); + return 0; +} + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) +void ieee80211_wx_sync_scan_wq(struct work_struct *work) +{ + struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, wx_sync_scan_wq); +#else +void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee) +{ +#endif + short chan; + HT_EXTCHNL_OFFSET chan_offset=0; + HT_CHANNEL_WIDTH bandwidth=0; + int b40M = 0; + static int count = 0; + chan = ieee->current_network.channel; + netif_carrier_off(ieee->dev); + + if (ieee->data_hard_stop) + ieee->data_hard_stop(ieee->dev); + + ieee80211_stop_send_beacons(ieee); + + ieee->state = IEEE80211_LINKED_SCANNING; + ieee->link_change(ieee->dev); + ieee->InitialGainHandler(ieee->dev,IG_Backup); + if (ieee->pHTInfo->bCurrentHTSupport && ieee->pHTInfo->bEnableHT && ieee->pHTInfo->bCurBW40MHz) { + b40M = 1; + chan_offset = ieee->pHTInfo->CurSTAExtChnlOffset; + bandwidth = (HT_CHANNEL_WIDTH)ieee->pHTInfo->bCurBW40MHz; + printk("Scan in 40M, force to 20M first:%d, %d\n", chan_offset, bandwidth); + ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + } + ieee80211_start_scan_syncro(ieee); + if (b40M) { + printk("Scan in 20M, back to 40M\n"); + if (chan_offset == HT_EXTCHNL_OFFSET_UPPER) + ieee->set_chan(ieee->dev, chan + 2); + else if (chan_offset == HT_EXTCHNL_OFFSET_LOWER) + ieee->set_chan(ieee->dev, chan - 2); + else + ieee->set_chan(ieee->dev, chan); + ieee->SetBWModeHandler(ieee->dev, bandwidth, chan_offset); + } else { + ieee->set_chan(ieee->dev, chan); + } + + ieee->InitialGainHandler(ieee->dev,IG_Restore); + ieee->state = IEEE80211_LINKED; + ieee->link_change(ieee->dev); + // To prevent the immediately calling watch_dog after scan. + if(ieee->LinkDetectInfo.NumRecvBcnInPeriod==0||ieee->LinkDetectInfo.NumRecvDataInPeriod==0 ) + { + ieee->LinkDetectInfo.NumRecvBcnInPeriod = 1; + ieee->LinkDetectInfo.NumRecvDataInPeriod= 1; + } + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + + if(ieee->iw_mode == IW_MODE_ADHOC || ieee->iw_mode == IW_MODE_MASTER) + ieee80211_start_send_beacons(ieee); + + netif_carrier_on(ieee->dev); + count = 0; + up(&ieee->wx_sem); + +} + +int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b) +{ + int ret = 0; + + down(&ieee->wx_sem); + + if (ieee->iw_mode == IW_MODE_MONITOR || !(ieee->proto_started)){ + ret = -1; + goto out; + } + + if ( ieee->state == IEEE80211_LINKED){ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(ieee->wq, &ieee->wx_sync_scan_wq); +#else + schedule_task(&ieee->wx_sync_scan_wq); +#endif + /* intentionally forget to up sem */ + return 0; + } + +out: + up(&ieee->wx_sem); + return ret; +} + +int ieee80211_wx_set_essid(struct ieee80211_device *ieee, + struct iw_request_info *a, + union iwreq_data *wrqu, char *extra) +{ + + int ret=0,len; + short proto_started; + unsigned long flags; + + ieee->sync_scan_hurryup = 1; + down(&ieee->wx_sem); + + proto_started = ieee->proto_started; + + if (wrqu->essid.length > IW_ESSID_MAX_SIZE){ + ret= -E2BIG; + goto out; + } + + if (ieee->iw_mode == IW_MODE_MONITOR){ + ret= -1; + goto out; + } + + if(proto_started) + ieee80211_stop_protocol(ieee); + + + /* this is just to be sure that the GET wx callback + * has consisten infos. not needed otherwise + */ + spin_lock_irqsave(&ieee->lock, flags); + + if (wrqu->essid.flags && wrqu->essid.length) { + //first flush current network.ssid + len = ((wrqu->essid.length-1) < IW_ESSID_MAX_SIZE) ? (wrqu->essid.length-1) : IW_ESSID_MAX_SIZE; +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) + strncpy(ieee->current_network.ssid, extra, len); + ieee->current_network.ssid_len = len; +#if 0 + { + int i; + for (i=0; i<len; i++) + printk("%c ", extra[i]); + printk("\n"); + } +#endif +#else + strncpy(ieee->current_network.ssid, extra, len+1); + ieee->current_network.ssid_len = len+1; +#if 0 + { + int i; + for (i=0; i<len + 1; i++) + printk("%c ", extra[i]); + printk("\n"); + } +#endif +#endif + ieee->ssid_set = 1; + } + else{ + ieee->ssid_set = 0; + ieee->current_network.ssid[0] = '\0'; + ieee->current_network.ssid_len = 0; + } + spin_unlock_irqrestore(&ieee->lock, flags); + + if (proto_started) + ieee80211_start_protocol(ieee); +out: + up(&ieee->wx_sem); + return ret; +} + + int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a, + union iwreq_data *wrqu, char *b) +{ + + wrqu->mode = ieee->iw_mode; + return 0; +} + + int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + + int *parms = (int *)extra; + int enable = (parms[0] > 0); + short prev = ieee->raw_tx; + + down(&ieee->wx_sem); + + if(enable) + ieee->raw_tx = 1; + else + ieee->raw_tx = 0; + + printk(KERN_INFO"raw TX is %s\n", + ieee->raw_tx ? "enabled" : "disabled"); + + if(ieee->iw_mode == IW_MODE_MONITOR) + { + if(prev == 0 && ieee->raw_tx){ + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + + netif_carrier_on(ieee->dev); + } + + if(prev && ieee->raw_tx == 1) + netif_carrier_off(ieee->dev); + } + + up(&ieee->wx_sem); + + return 0; +} + +int ieee80211_wx_get_name(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + strcpy(wrqu->name, "802.11"); + if(ieee->modulation & IEEE80211_CCK_MODULATION){ + strcat(wrqu->name, "b"); + if(ieee->modulation & IEEE80211_OFDM_MODULATION) + strcat(wrqu->name, "/g"); + }else if(ieee->modulation & IEEE80211_OFDM_MODULATION) + strcat(wrqu->name, "g"); + if (ieee->mode & (IEEE_N_24G | IEEE_N_5G)) + strcat(wrqu->name, "/n"); + + if((ieee->state == IEEE80211_LINKED) || + (ieee->state == IEEE80211_LINKED_SCANNING)) + strcat(wrqu->name," linked"); + else if(ieee->state != IEEE80211_NOLINK) + strcat(wrqu->name," link.."); + + + return 0; +} + + +/* this is mostly stolen from hostap */ +int ieee80211_wx_set_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + int ret = 0; +#if 1 + if( + (!ieee->sta_wake_up) || + // (!ieee->ps_request_tx_ack) || + (!ieee->enter_sleep_state) || + (!ieee->ps_is_queue_empty)){ + + // printk("ERROR. PS mode is tryied to be use but driver missed a callback\n\n"); + + return -1; + } +#endif + down(&ieee->wx_sem); + + if (wrqu->power.disabled){ + ieee->ps = IEEE80211_PS_DISABLED; + goto exit; + } + if (wrqu->power.flags & IW_POWER_TIMEOUT) { + //ieee->ps_period = wrqu->power.value / 1000; + ieee->ps_timeout = wrqu->power.value / 1000; + } + + if (wrqu->power.flags & IW_POWER_PERIOD) { + + //ieee->ps_timeout = wrqu->power.value / 1000; + ieee->ps_period = wrqu->power.value / 1000; + //wrq->value / 1024; + + } + switch (wrqu->power.flags & IW_POWER_MODE) { + case IW_POWER_UNICAST_R: + ieee->ps = IEEE80211_PS_UNICAST; + break; + case IW_POWER_MULTICAST_R: + ieee->ps = IEEE80211_PS_MBCAST; + break; + case IW_POWER_ALL_R: + ieee->ps = IEEE80211_PS_UNICAST | IEEE80211_PS_MBCAST; + break; + + case IW_POWER_ON: + // ieee->ps = IEEE80211_PS_DISABLED; + break; + + default: + ret = -EINVAL; + goto exit; + + } +exit: + up(&ieee->wx_sem); + return ret; + +} + +/* this is stolen from hostap */ +int ieee80211_wx_get_power(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + int ret =0; + + down(&ieee->wx_sem); + + if(ieee->ps == IEEE80211_PS_DISABLED){ + wrqu->power.disabled = 1; + goto exit; + } + + wrqu->power.disabled = 0; + + if ((wrqu->power.flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { + wrqu->power.flags = IW_POWER_TIMEOUT; + wrqu->power.value = ieee->ps_timeout * 1000; + } else { +// ret = -EOPNOTSUPP; +// goto exit; + wrqu->power.flags = IW_POWER_PERIOD; + wrqu->power.value = ieee->ps_period * 1000; +//ieee->current_network.dtim_period * ieee->current_network.beacon_interval * 1024; + } + + if ((ieee->ps & (IEEE80211_PS_MBCAST | IEEE80211_PS_UNICAST)) == (IEEE80211_PS_MBCAST | IEEE80211_PS_UNICAST)) + wrqu->power.flags |= IW_POWER_ALL_R; + else if (ieee->ps & IEEE80211_PS_MBCAST) + wrqu->power.flags |= IW_POWER_MULTICAST_R; + else + wrqu->power.flags |= IW_POWER_UNICAST_R; + +exit: + up(&ieee->wx_sem); + return ret; + +} +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_wx_get_essid); +//EXPORT_SYMBOL(ieee80211_wx_set_essid); +//EXPORT_SYMBOL(ieee80211_wx_set_rate); +//EXPORT_SYMBOL(ieee80211_wx_get_rate); +//EXPORT_SYMBOL(ieee80211_wx_set_wap); +//EXPORT_SYMBOL(ieee80211_wx_get_wap); +//EXPORT_SYMBOL(ieee80211_wx_set_mode); +//EXPORT_SYMBOL(ieee80211_wx_get_mode); +//EXPORT_SYMBOL(ieee80211_wx_set_scan); +//EXPORT_SYMBOL(ieee80211_wx_get_freq); +//EXPORT_SYMBOL(ieee80211_wx_set_freq); +//EXPORT_SYMBOL(ieee80211_wx_set_rawtx); +//EXPORT_SYMBOL(ieee80211_wx_get_name); +//EXPORT_SYMBOL(ieee80211_wx_set_power); +//EXPORT_SYMBOL(ieee80211_wx_get_power); +//EXPORT_SYMBOL(ieee80211_wlan_frequencies); +//EXPORT_SYMBOL(ieee80211_wx_set_rts); +//EXPORT_SYMBOL(ieee80211_wx_get_rts); +#else +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_essid); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_essid); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rate); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_rate); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_wap); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_wap); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_mode); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_mode); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_scan); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_freq); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_freq); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rawtx); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_name); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_power); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_power); +EXPORT_SYMBOL_NOVERS(ieee80211_wlan_frequencies); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rts); +EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_rts); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_tx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_tx.c new file mode 100644 index 0000000..103b33c --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_tx.c @@ -0,0 +1,933 @@ +/****************************************************************************** + + Copyright(c) 2003 - 2004 Intel Corporation. All rights reserved. + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., 59 + Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + The full GNU General Public License is included in this distribution in the + file called LICENSE. + + Contact Information: + James P. Ketrenos <ipw2100-admin@linux.intel.com> + Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + +****************************************************************************** + + Few modifications for Realtek's Wi-Fi drivers by + Andrea Merello <andreamrl@tiscali.it> + + A special thanks goes to Realtek for their support ! + +******************************************************************************/ + +#include <linux/compiler.h> +//#include <linux/config.h> +#include <linux/errno.h> +#include <linux/if_arp.h> +#include <linux/in6.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +#include <linux/proc_fs.h> +#include <linux/skbuff.h> +#include <linux/slab.h> +#include <linux/tcp.h> +#include <linux/types.h> +#include <linux/version.h> +#include <linux/wireless.h> +#include <linux/etherdevice.h> +#include <asm/uaccess.h> +#include <linux/if_vlan.h> + +#include "ieee80211.h" + + +/* + + +802.11 Data Frame + + +802.11 frame_contorl for data frames - 2 bytes + ,-----------------------------------------------------------------------------------------. +bits | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | + |----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|------| +val | 0 | 0 | 0 | 1 | x | 0 | 0 | 0 | 1 | 0 | x | x | x | x | x | + |----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|------| +desc | ^-ver-^ | ^type-^ | ^-----subtype-----^ | to |from |more |retry| pwr |more |wep | + | | | x=0 data,x=1 data+ack | DS | DS |frag | | mgm |data | | + '-----------------------------------------------------------------------------------------' + /\ + | +802.11 Data Frame | + ,--------- 'ctrl' expands to >-----------' + | + ,--'---,-------------------------------------------------------------. +Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 | + |------|------|---------|---------|---------|------|---------|------| +Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | Frame | fcs | + | | tion | (BSSID) | | | ence | data | | + `--------------------------------------------------| |------' +Total: 28 non-data bytes `----.----' + | + .- 'Frame data' expands to <---------------------------' + | + V + ,---------------------------------------------------. +Bytes | 1 | 1 | 1 | 3 | 2 | 0-2304 | + |------|------|---------|----------|------|---------| +Desc. | SNAP | SNAP | Control |Eth Tunnel| Type | IP | + | DSAP | SSAP | | | | Packet | + | 0xAA | 0xAA |0x03 (UI)|0x00-00-F8| | | + `-----------------------------------------| | +Total: 8 non-data bytes `----.----' + | + .- 'IP Packet' expands, if WEP enabled, to <--' + | + V + ,-----------------------. +Bytes | 4 | 0-2296 | 4 | + |-----|-----------|-----| +Desc. | IV | Encrypted | ICV | + | | IP Packet | | + `-----------------------' +Total: 8 non-data bytes + + +802.3 Ethernet Data Frame + + ,-----------------------------------------. +Bytes | 6 | 6 | 2 | Variable | 4 | + |-------|-------|------|-----------|------| +Desc. | Dest. | Source| Type | IP Packet | fcs | + | MAC | MAC | | | | + `-----------------------------------------' +Total: 18 non-data bytes + +In the event that fragmentation is required, the incoming payload is split into +N parts of size ieee->fts. The first fragment contains the SNAP header and the +remaining packets are just data. + +If encryption is enabled, each fragment payload size is reduced by enough space +to add the prefix and postfix (IV and ICV totalling 8 bytes in the case of WEP) +So if you have 1500 bytes of payload with ieee->fts set to 500 without +encryption it will take 3 frames. With WEP it will take 4 frames as the +payload of each frame is reduced to 492 bytes. + +* SKB visualization +* +* ,- skb->data +* | +* | ETHERNET HEADER ,-<-- PAYLOAD +* | | 14 bytes from skb->data +* | 2 bytes for Type --> ,T. | (sizeof ethhdr) +* | | | | +* |,-Dest.--. ,--Src.---. | | | +* | 6 bytes| | 6 bytes | | | | +* v | | | | | | +* 0 | v 1 | v | v 2 +* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 +* ^ | ^ | ^ | +* | | | | | | +* | | | | `T' <---- 2 bytes for Type +* | | | | +* | | '---SNAP--' <-------- 6 bytes for SNAP +* | | +* `-IV--' <-------------------- 4 bytes for IV (WEP) +* +* SNAP HEADER +* +*/ + +static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 }; +static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 }; + +static inline int ieee80211_put_snap(u8 *data, u16 h_proto) +{ + struct ieee80211_snap_hdr *snap; + u8 *oui; + + snap = (struct ieee80211_snap_hdr *)data; + snap->dsap = 0xaa; + snap->ssap = 0xaa; + snap->ctrl = 0x03; + + if (h_proto == 0x8137 || h_proto == 0x80f3) + oui = P802_1H_OUI; + else + oui = RFC1042_OUI; + snap->oui[0] = oui[0]; + snap->oui[1] = oui[1]; + snap->oui[2] = oui[2]; + + *(u16 *)(data + SNAP_SIZE) = htons(h_proto); + + return SNAP_SIZE + sizeof(u16); +} + +int ieee80211_encrypt_fragment( + struct ieee80211_device *ieee, + struct sk_buff *frag, + int hdr_len) +{ + struct ieee80211_crypt_data* crypt = ieee->crypt[ieee->tx_keyidx]; + int res; + + if (!(crypt && crypt->ops)) + { + printk("=========>%s(), crypt is null\n", __FUNCTION__); + return -1; + } +#ifdef CONFIG_IEEE80211_CRYPT_TKIP + struct ieee80211_hdr *header; + + if (ieee->tkip_countermeasures && + crypt && crypt->ops && strcmp(crypt->ops->name, "TKIP") == 0) { + header = (struct ieee80211_hdr *) frag->data; + if (net_ratelimit()) { + printk(KERN_DEBUG "%s: TKIP countermeasures: dropped " + "TX packet to " MAC_FMT "\n", + ieee->dev->name, MAC_ARG(header->addr1)); + } + return -1; + } +#endif + /* To encrypt, frame format is: + * IV (4 bytes), clear payload (including SNAP), ICV (4 bytes) */ + + // PR: FIXME: Copied from hostap. Check fragmentation/MSDU/MPDU encryption. + /* Host-based IEEE 802.11 fragmentation for TX is not yet supported, so + * call both MSDU and MPDU encryption functions from here. */ + atomic_inc(&crypt->refcnt); + res = 0; + if (crypt->ops->encrypt_msdu) + res = crypt->ops->encrypt_msdu(frag, hdr_len, crypt->priv); + if (res == 0 && crypt->ops->encrypt_mpdu) + res = crypt->ops->encrypt_mpdu(frag, hdr_len, crypt->priv); + + atomic_dec(&crypt->refcnt); + if (res < 0) { + printk(KERN_INFO "%s: Encryption failed: len=%d.\n", + ieee->dev->name, frag->len); + ieee->ieee_stats.tx_discards++; + return -1; + } + + return 0; +} + + +void ieee80211_txb_free(struct ieee80211_txb *txb) { + //int i; + if (unlikely(!txb)) + return; +#if 0 + for (i = 0; i < txb->nr_frags; i++) + if (txb->fragments[i]) + dev_kfree_skb_any(txb->fragments[i]); +#endif + kfree(txb); +} + +struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size, + int gfp_mask) +{ + struct ieee80211_txb *txb; + int i; + txb = kmalloc( + sizeof(struct ieee80211_txb) + (sizeof(u8*) * nr_frags), + gfp_mask); + if (!txb) + return NULL; + + memset(txb, 0, sizeof(struct ieee80211_txb)); + txb->nr_frags = nr_frags; + txb->frag_size = txb_size; + + for (i = 0; i < nr_frags; i++) { + txb->fragments[i] = dev_alloc_skb(txb_size); + if (unlikely(!txb->fragments[i])) { + i--; + break; + } + memset(txb->fragments[i]->cb, 0, sizeof(txb->fragments[i]->cb)); + } + if (unlikely(i != nr_frags)) { + while (i >= 0) + dev_kfree_skb_any(txb->fragments[i--]); + kfree(txb); + return NULL; + } + return txb; +} + +// Classify the to-be send data packet +// Need to acquire the sent queue index. +static int +ieee80211_classify(struct sk_buff *skb, struct ieee80211_network *network) +{ + struct ethhdr *eth; + struct iphdr *ip; + eth = (struct ethhdr *)skb->data; + if (eth->h_proto != htons(ETH_P_IP)) + return 0; + +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, skb->data, skb->len); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)) + ip = ip_hdr(skb); +#else + ip = (struct iphdr*)(skb->data + sizeof(struct ether_header)); +#endif + switch (ip->tos & 0xfc) { + case 0x20: + return 2; + case 0x40: + return 1; + case 0x60: + return 3; + case 0x80: + return 4; + case 0xa0: + return 5; + case 0xc0: + return 6; + case 0xe0: + return 7; + default: + return 0; + } +} + +#define SN_LESS(a, b) (((a-b)&0x800)!=0) +void ieee80211_tx_query_agg_cap(struct ieee80211_device* ieee, struct sk_buff* skb, cb_desc* tcb_desc) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + PTX_TS_RECORD pTxTs = NULL; + struct ieee80211_hdr_1addr* hdr = (struct ieee80211_hdr_1addr*)skb->data; + + if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT) + return; + if (!IsQoSDataFrame(skb->data)) + return; + + if (is_multicast_ether_addr(hdr->addr1) || is_broadcast_ether_addr(hdr->addr1)) + return; + //check packet and mode later +#ifdef TO_DO_LIST + if(pTcb->PacketLength >= 4096) + return; + // For RTL819X, if pairwisekey = wep/tkip, we don't aggrregation. + if(!Adapter->HalFunc.GetNmodeSupportBySecCfgHandler(Adapter)) + return; +#endif +#if 1 + if(!ieee->GetNmodeSupportBySecCfg(ieee->dev)) + { + return; + } +#endif + if(pHTInfo->bCurrentAMPDUEnable) + { + if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTxTs), hdr->addr1, skb->priority, TX_DIR, true)) + { + printk("===>can't get TS\n"); + return; + } + if (pTxTs->TxAdmittedBARecord.bValid == false) + { + //as some AP will refuse our action frame until key handshake has been finished. WB + if (ieee->wpa_ie_len && (ieee->pairwise_key_type == KEY_TYPE_NA)) + ; + else + TsStartAddBaProcess(ieee, pTxTs); + goto FORCED_AGG_SETTING; + } + else if (pTxTs->bUsingBa == false) + { + if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum, (pTxTs->TxCurSeq+1)%4096)) + pTxTs->bUsingBa = true; + else + goto FORCED_AGG_SETTING; + } + + if (ieee->iw_mode == IW_MODE_INFRA) + { + tcb_desc->bAMPDUEnable = true; + tcb_desc->ampdu_factor = pHTInfo->CurrentAMPDUFactor; + tcb_desc->ampdu_density = pHTInfo->CurrentMPDUDensity; + } + } +FORCED_AGG_SETTING: + switch(pHTInfo->ForcedAMPDUMode ) + { + case HT_AGG_AUTO: + break; + + case HT_AGG_FORCE_ENABLE: + tcb_desc->bAMPDUEnable = true; + tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity; + tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor; + break; + + case HT_AGG_FORCE_DISABLE: + tcb_desc->bAMPDUEnable = false; + tcb_desc->ampdu_density = 0; + tcb_desc->ampdu_factor = 0; + break; + + } + return; +} + +extern void ieee80211_qurey_ShortPreambleMode(struct ieee80211_device* ieee, cb_desc* tcb_desc) +{ + tcb_desc->bUseShortPreamble = false; + if (tcb_desc->data_rate == 2) + {//// 1M can only use Long Preamble. 11B spec + return; + } + else if (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + { + tcb_desc->bUseShortPreamble = true; + } + return; +} +extern void +ieee80211_query_HTCapShortGI(struct ieee80211_device *ieee, cb_desc *tcb_desc) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + tcb_desc->bUseShortGI = false; + + if(!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT) + return; + + if(pHTInfo->bForcedShortGI) + { + tcb_desc->bUseShortGI = true; + return; + } + + if((pHTInfo->bCurBW40MHz==true) && pHTInfo->bCurShortGI40MHz) + tcb_desc->bUseShortGI = true; + else if((pHTInfo->bCurBW40MHz==false) && pHTInfo->bCurShortGI20MHz) + tcb_desc->bUseShortGI = true; +} + +void ieee80211_query_BandwidthMode(struct ieee80211_device* ieee, cb_desc *tcb_desc) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + tcb_desc->bPacketBW = false; + + if(!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT) + return; + + if(tcb_desc->bMulticast || tcb_desc->bBroadcast) + return; + + if((tcb_desc->data_rate & 0x80)==0) // If using legacy rate, it shall use 20MHz channel. + return; + //BandWidthAutoSwitch is for auto switch to 20 or 40 in long distance + if(pHTInfo->bCurBW40MHz && pHTInfo->bCurTxBW40MHz && !ieee->bandwidth_auto_switch.bforced_tx20Mhz) + tcb_desc->bPacketBW = true; + return; +} + +void ieee80211_query_protectionmode(struct ieee80211_device* ieee, cb_desc* tcb_desc, struct sk_buff* skb) +{ + // Common Settings + tcb_desc->bRTSSTBC = false; + tcb_desc->bRTSUseShortGI = false; // Since protection frames are always sent by legacy rate, ShortGI will never be used. + tcb_desc->bCTSEnable = false; // Most of protection using RTS/CTS + tcb_desc->RTSSC = 0; // 20MHz: Don't care; 40MHz: Duplicate. + tcb_desc->bRTSBW = false; // RTS frame bandwidth is always 20MHz + + if(tcb_desc->bBroadcast || tcb_desc->bMulticast)//only unicast frame will use rts/cts + return; + + if (is_broadcast_ether_addr(skb->data+16)) //check addr3 as infrastructure add3 is DA. + return; + + if (ieee->mode < IEEE_N_24G) //b, g mode + { + // (1) RTS_Threshold is compared to the MPDU, not MSDU. + // (2) If there are more than one frag in this MSDU, only the first frag uses protection frame. + // Other fragments are protected by previous fragment. + // So we only need to check the length of first fragment. + if (skb->len > ieee->rts) + { + tcb_desc->bRTSEnable = true; + tcb_desc->rts_rate = MGN_24M; + } + else if (ieee->current_network.buseprotection) + { + // Use CTS-to-SELF in protection mode. + tcb_desc->bRTSEnable = true; + tcb_desc->bCTSEnable = true; + tcb_desc->rts_rate = MGN_24M; + } + //otherwise return; + return; + } + else + {// 11n High throughput case. + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + while (true) + { + //check ERP protection + if (ieee->current_network.buseprotection) + {// CTS-to-SELF + tcb_desc->bRTSEnable = true; + tcb_desc->bCTSEnable = true; + tcb_desc->rts_rate = MGN_24M; + break; + } + //check HT op mode + if(pHTInfo->bCurrentHTSupport && pHTInfo->bEnableHT) + { + u8 HTOpMode = pHTInfo->CurrentOpMode; + if((pHTInfo->bCurBW40MHz && (HTOpMode == 2 || HTOpMode == 3)) || + (!pHTInfo->bCurBW40MHz && HTOpMode == 3) ) + { + tcb_desc->rts_rate = MGN_24M; // Rate is 24Mbps. + tcb_desc->bRTSEnable = true; + break; + } + } + //check rts + if (skb->len > ieee->rts) + { + tcb_desc->rts_rate = MGN_24M; // Rate is 24Mbps. + tcb_desc->bRTSEnable = true; + break; + } + //to do list: check MIMO power save condition. + //check AMPDU aggregation for TXOP + if(tcb_desc->bAMPDUEnable) + { + tcb_desc->rts_rate = MGN_24M; // Rate is 24Mbps. + // According to 8190 design, firmware sends CF-End only if RTS/CTS is enabled. However, it degrads + // throughput around 10M, so we disable of this mechanism. 2007.08.03 by Emily + tcb_desc->bRTSEnable = false; + break; + } + //check IOT action + if(pHTInfo->IOTAction & HT_IOT_ACT_FORCED_CTS2SELF) + { + tcb_desc->bCTSEnable = true; + tcb_desc->rts_rate = MGN_24M; + tcb_desc->bRTSEnable = true; + break; + } + // Totally no protection case!! + goto NO_PROTECTION; + } + } + // For test , CTS replace with RTS + if( 0 ) + { + tcb_desc->bCTSEnable = true; + tcb_desc->rts_rate = MGN_24M; + tcb_desc->bRTSEnable = true; + } + if (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + tcb_desc->bUseShortPreamble = true; + if (ieee->mode == IW_MODE_MASTER) + goto NO_PROTECTION; + return; +NO_PROTECTION: + tcb_desc->bRTSEnable = false; + tcb_desc->bCTSEnable = false; + tcb_desc->rts_rate = 0; + tcb_desc->RTSSC = 0; + tcb_desc->bRTSBW = false; +} + + +void ieee80211_txrate_selectmode(struct ieee80211_device* ieee, cb_desc* tcb_desc) +{ +#ifdef TO_DO_LIST + if(!IsDataFrame(pFrame)) + { + pTcb->bTxDisableRateFallBack = TRUE; + pTcb->bTxUseDriverAssingedRate = TRUE; + pTcb->RATRIndex = 7; + return; + } + + if(pMgntInfo->ForcedDataRate!= 0) + { + pTcb->bTxDisableRateFallBack = TRUE; + pTcb->bTxUseDriverAssingedRate = TRUE; + return; + } +#endif + if(ieee->bTxDisableRateFallBack) + tcb_desc->bTxDisableRateFallBack = true; + + if(ieee->bTxUseDriverAssingedRate) + tcb_desc->bTxUseDriverAssingedRate = true; + if(!tcb_desc->bTxDisableRateFallBack || !tcb_desc->bTxUseDriverAssingedRate) + { + if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) + tcb_desc->RATRIndex = 0; + } +} + +void ieee80211_query_seqnum(struct ieee80211_device*ieee, struct sk_buff* skb, u8* dst) +{ + if (is_multicast_ether_addr(dst) || is_broadcast_ether_addr(dst)) + return; + if (IsQoSDataFrame(skb->data)) //we deal qos data only + { + PTX_TS_RECORD pTS = NULL; + if (!GetTs(ieee, (PTS_COMMON_INFO*)(&pTS), dst, skb->priority, TX_DIR, true)) + { + return; + } + pTS->TxCurSeq = (pTS->TxCurSeq+1)%4096; + } +} + +int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) +{ +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) + struct ieee80211_device *ieee = netdev_priv(dev); +#else + struct ieee80211_device *ieee = (struct ieee80211_device *)dev->priv; +#endif + struct ieee80211_txb *txb = NULL; + struct ieee80211_hdr_3addrqos *frag_hdr; + int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size; + unsigned long flags; + struct net_device_stats *stats = &ieee->stats; + int ether_type = 0, encrypt; + int bytes, fc, qos_ctl = 0, hdr_len; + struct sk_buff *skb_frag; + struct ieee80211_hdr_3addrqos header = { /* Ensure zero initialized */ + .duration_id = 0, + .seq_ctl = 0, + .qos_ctl = 0 + }; + u8 dest[ETH_ALEN], src[ETH_ALEN]; + int qos_actived = ieee->current_network.qos_data.active; + + struct ieee80211_crypt_data* crypt; + + cb_desc *tcb_desc; + + spin_lock_irqsave(&ieee->lock, flags); + + /* If there is no driver handler to take the TXB, dont' bother + * creating it... */ + if ((!ieee->hard_start_xmit && !(ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE))|| + ((!ieee->softmac_data_hard_start_xmit && (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE)))) { + printk(KERN_WARNING "%s: No xmit handler.\n", + ieee->dev->name); + goto success; + } + + + if(likely(ieee->raw_tx == 0)){ + if (unlikely(skb->len < SNAP_SIZE + sizeof(u16))) { + printk(KERN_WARNING "%s: skb too small (%d).\n", + ieee->dev->name, skb->len); + goto success; + } + + memset(skb->cb, 0, sizeof(skb->cb)); + ether_type = ntohs(((struct ethhdr *)skb->data)->h_proto); + + crypt = ieee->crypt[ieee->tx_keyidx]; + + encrypt = !(ether_type == ETH_P_PAE && ieee->ieee802_1x) && + ieee->host_encrypt && crypt && crypt->ops; + + if (!encrypt && ieee->ieee802_1x && + ieee->drop_unencrypted && ether_type != ETH_P_PAE) { + stats->tx_dropped++; + goto success; + } + #ifdef CONFIG_IEEE80211_DEBUG + if (crypt && !encrypt && ether_type == ETH_P_PAE) { + struct eapol *eap = (struct eapol *)(skb->data + + sizeof(struct ethhdr) - SNAP_SIZE - sizeof(u16)); + IEEE80211_DEBUG_EAP("TX: IEEE 802.11 EAPOL frame: %s\n", + eap_get_type(eap->type)); + } + #endif + + /* Save source and destination addresses */ + memcpy(&dest, skb->data, ETH_ALEN); + memcpy(&src, skb->data+ETH_ALEN, ETH_ALEN); + + /* Advance the SKB to the start of the payload */ + skb_pull(skb, sizeof(struct ethhdr)); + + /* Determine total amount of storage required for TXB packets */ + bytes = skb->len + SNAP_SIZE + sizeof(u16); + + if (encrypt) + fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_WEP; + else + + fc = IEEE80211_FTYPE_DATA; + + //if(ieee->current_network.QoS_Enable) + if(qos_actived) + fc |= IEEE80211_STYPE_QOS_DATA; + else + fc |= IEEE80211_STYPE_DATA; + + if (ieee->iw_mode == IW_MODE_INFRA) { + fc |= IEEE80211_FCTL_TODS; + /* To DS: Addr1 = BSSID, Addr2 = SA, + Addr3 = DA */ + memcpy(&header.addr1, ieee->current_network.bssid, ETH_ALEN); + memcpy(&header.addr2, &src, ETH_ALEN); + memcpy(&header.addr3, &dest, ETH_ALEN); + } else if (ieee->iw_mode == IW_MODE_ADHOC) { + /* not From/To DS: Addr1 = DA, Addr2 = SA, + Addr3 = BSSID */ + memcpy(&header.addr1, dest, ETH_ALEN); + memcpy(&header.addr2, src, ETH_ALEN); + memcpy(&header.addr3, ieee->current_network.bssid, ETH_ALEN); + } + + header.frame_ctl = cpu_to_le16(fc); + + /* Determine fragmentation size based on destination (multicast + * and broadcast are not fragmented) */ + if (is_multicast_ether_addr(header.addr1) || + is_broadcast_ether_addr(header.addr1)) { + frag_size = MAX_FRAG_THRESHOLD; + qos_ctl |= QOS_CTL_NOTCONTAIN_ACK; + } + else { + frag_size = ieee->fts;//default:392 + qos_ctl = 0; + } + + //if (ieee->current_network.QoS_Enable) + if(qos_actived) + { + hdr_len = IEEE80211_3ADDR_LEN + 2; + + skb->priority = ieee80211_classify(skb, &ieee->current_network); + qos_ctl |= skb->priority; //set in the ieee80211_classify + header.qos_ctl = cpu_to_le16(qos_ctl & IEEE80211_QOS_TID); + } else { + hdr_len = IEEE80211_3ADDR_LEN; + } + /* Determine amount of payload per fragment. Regardless of if + * this stack is providing the full 802.11 header, one will + * eventually be affixed to this fragment -- so we must account for + * it when determining the amount of payload space. */ + bytes_per_frag = frag_size - hdr_len; + if (ieee->config & + (CFG_IEEE80211_COMPUTE_FCS | CFG_IEEE80211_RESERVE_FCS)) + bytes_per_frag -= IEEE80211_FCS_LEN; + + /* Each fragment may need to have room for encryptiong pre/postfix */ + if (encrypt) + bytes_per_frag -= crypt->ops->extra_prefix_len + + crypt->ops->extra_postfix_len; + + /* Number of fragments is the total bytes_per_frag / + * payload_per_fragment */ + nr_frags = bytes / bytes_per_frag; + bytes_last_frag = bytes % bytes_per_frag; + if (bytes_last_frag) + nr_frags++; + else + bytes_last_frag = bytes_per_frag; + + /* When we allocate the TXB we allocate enough space for the reserve + * and full fragment bytes (bytes_per_frag doesn't include prefix, + * postfix, header, FCS, etc.) */ + txb = ieee80211_alloc_txb(nr_frags, frag_size + ieee->tx_headroom, GFP_ATOMIC); + if (unlikely(!txb)) { + printk(KERN_WARNING "%s: Could not allocate TXB\n", + ieee->dev->name); + goto failed; + } + txb->encrypted = encrypt; + txb->payload_size = bytes; + + //if (ieee->current_network.QoS_Enable) + if(qos_actived) + { + txb->queue_index = UP2AC(skb->priority); + } else { + txb->queue_index = WME_AC_BK;; + } + + + + for (i = 0; i < nr_frags; i++) { + skb_frag = txb->fragments[i]; + tcb_desc = (cb_desc *)(skb_frag->cb + MAX_DEV_ADDR_SIZE); + if(qos_actived){ + skb_frag->priority = skb->priority;//UP2AC(skb->priority); + tcb_desc->queue_index = UP2AC(skb->priority); + } else { + skb_frag->priority = WME_AC_BK; + tcb_desc->queue_index = WME_AC_BK; + } + skb_reserve(skb_frag, ieee->tx_headroom); + + if (encrypt){ + if (ieee->hwsec_active) + tcb_desc->bHwSec = 1; + else + tcb_desc->bHwSec = 0; + skb_reserve(skb_frag, crypt->ops->extra_prefix_len); + } + else + { + tcb_desc->bHwSec = 0; + } + frag_hdr = (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len); + memcpy(frag_hdr, &header, hdr_len); + + /* If this is not the last fragment, then add the MOREFRAGS + * bit to the frame control */ + if (i != nr_frags - 1) { + frag_hdr->frame_ctl = cpu_to_le16( + fc | IEEE80211_FCTL_MOREFRAGS); + bytes = bytes_per_frag; + + } else { + /* The last fragment takes the remaining length */ + bytes = bytes_last_frag; + } + //if(ieee->current_network.QoS_Enable) + if(qos_actived) + { + // add 1 only indicate to corresponding seq number control 2006/7/12 + frag_hdr->seq_ctl = cpu_to_le16(ieee->seq_ctrl[UP2AC(skb->priority)+1]<<4 | i); + } else { + frag_hdr->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0]<<4 | i); + } + + /* Put a SNAP header on the first fragment */ + if (i == 0) { + ieee80211_put_snap( + skb_put(skb_frag, SNAP_SIZE + sizeof(u16)), + ether_type); + bytes -= SNAP_SIZE + sizeof(u16); + } + + memcpy(skb_put(skb_frag, bytes), skb->data, bytes); + + /* Advance the SKB... */ + skb_pull(skb, bytes); + + /* Encryption routine will move the header forward in order + * to insert the IV between the header and the payload */ + if (encrypt) + ieee80211_encrypt_fragment(ieee, skb_frag, hdr_len); + if (ieee->config & + (CFG_IEEE80211_COMPUTE_FCS | CFG_IEEE80211_RESERVE_FCS)) + skb_put(skb_frag, 4); + } + + if(qos_actived) + { + if (ieee->seq_ctrl[UP2AC(skb->priority) + 1] == 0xFFF) + ieee->seq_ctrl[UP2AC(skb->priority) + 1] = 0; + else + ieee->seq_ctrl[UP2AC(skb->priority) + 1]++; + } else { + if (ieee->seq_ctrl[0] == 0xFFF) + ieee->seq_ctrl[0] = 0; + else + ieee->seq_ctrl[0]++; + } + }else{ + if (unlikely(skb->len < sizeof(struct ieee80211_hdr_3addr))) { + printk(KERN_WARNING "%s: skb too small (%d).\n", + ieee->dev->name, skb->len); + goto success; + } + + txb = ieee80211_alloc_txb(1, skb->len, GFP_ATOMIC); + if(!txb){ + printk(KERN_WARNING "%s: Could not allocate TXB\n", + ieee->dev->name); + goto failed; + } + + txb->encrypted = 0; + txb->payload_size = skb->len; + memcpy(skb_put(txb->fragments[0],skb->len), skb->data, skb->len); + } + + success: +//WB add to fill data tcb_desc here. only first fragment is considered, need to change, and you may remove to other place. + if (txb) + { +#if 1 + cb_desc *tcb_desc = (cb_desc *)(txb->fragments[0]->cb + MAX_DEV_ADDR_SIZE); + tcb_desc->bTxEnableFwCalcDur = 1; + if (is_multicast_ether_addr(header.addr1)) + tcb_desc->bMulticast = 1; + if (is_broadcast_ether_addr(header.addr1)) + tcb_desc->bBroadcast = 1; + ieee80211_txrate_selectmode(ieee, tcb_desc); + if ( tcb_desc->bMulticast || tcb_desc->bBroadcast) + tcb_desc->data_rate = ieee->basic_rate; + else + //tcb_desc->data_rate = CURRENT_RATE(ieee->current_network.mode, ieee->rate, ieee->HTCurrentOperaRate); + tcb_desc->data_rate = CURRENT_RATE(ieee->mode, ieee->rate, ieee->HTCurrentOperaRate); + ieee80211_qurey_ShortPreambleMode(ieee, tcb_desc); + ieee80211_tx_query_agg_cap(ieee, txb->fragments[0], tcb_desc); + ieee80211_query_HTCapShortGI(ieee, tcb_desc); + ieee80211_query_BandwidthMode(ieee, tcb_desc); + ieee80211_query_protectionmode(ieee, tcb_desc, txb->fragments[0]); + ieee80211_query_seqnum(ieee, txb->fragments[0], header.addr1); +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, txb->fragments[0]->data, txb->fragments[0]->len); + //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, tcb_desc, sizeof(cb_desc)); +#endif + } + spin_unlock_irqrestore(&ieee->lock, flags); + dev_kfree_skb_any(skb); + if (txb) { + if (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE){ + ieee80211_softmac_xmit(txb, ieee); + }else{ + if ((*ieee->hard_start_xmit)(txb, dev) == 0) { + stats->tx_packets++; + stats->tx_bytes += txb->payload_size; + return 0; + } + ieee80211_txb_free(txb); + } + } + + return 0; + + failed: + spin_unlock_irqrestore(&ieee->lock, flags); + netif_stop_queue(dev); + stats->tx_errors++; + return 1; + +} + +//EXPORT_SYMBOL(ieee80211_txb_free); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c new file mode 100644 index 0000000..7162f61 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c @@ -0,0 +1,1032 @@ +/****************************************************************************** + + Copyright(c) 2004 Intel Corporation. All rights reserved. + + Portions of this file are based on the WEP enablement code provided by the + Host AP project hostap-drivers v0.1.3 + Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + <jkmaline@cc.hut.fi> + Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., 59 + Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + The full GNU General Public License is included in this distribution in the + file called LICENSE. + + Contact Information: + James P. Ketrenos <ipw2100-admin@linux.intel.com> + Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + +******************************************************************************/ +#include <linux/wireless.h> +#include <linux/version.h> +#include <linux/kmod.h> +#include <linux/module.h> + +#include "ieee80211.h" +#if 0 +static const char *ieee80211_modes[] = { + "?", "a", "b", "ab", "g", "ag", "bg", "abg" +}; +#endif +struct modes_unit { + char *mode_string; + int mode_size; +}; +struct modes_unit ieee80211_modes[] = { + {"a",1}, + {"b",1}, + {"g",1}, + {"?",1}, + {"N-24G",5}, + {"N-5G",4}, +}; + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,4,20)) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) +static inline char * +iwe_stream_add_event_rsl(char * stream, /* Stream of events */ + char * ends, /* End of stream */ + struct iw_event *iwe, /* Payload */ + int event_len) /* Real size of payload */ +{ + /* Check if it's possible */ + if((stream + event_len) < ends) { + iwe->len = event_len; + ndelay(1); //new + memcpy(stream, (char *) iwe, event_len); + stream += event_len; + } + return stream; +} +#else +#define iwe_stream_add_event_rsl iwe_stream_add_event +#endif + +#define MAX_CUSTOM_LEN 64 +static inline char *rtl819x_translate_scan(struct ieee80211_device *ieee, + char *start, char *stop, + struct ieee80211_network *network, + struct iw_request_info *info) +{ + char custom[MAX_CUSTOM_LEN]; + char proto_name[IFNAMSIZ]; + char *pname = proto_name; + char *p; + struct iw_event iwe; + int i, j; + u16 max_rate, rate; + static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; + + /* First entry *MUST* be the AP MAC address */ + iwe.cmd = SIOCGIWAP; + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, IW_EV_ADDR_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, IW_EV_ADDR_LEN); +#endif + /* Remaining entries will be displayed in the order we provide them */ + + /* Add the ESSID */ + iwe.cmd = SIOCGIWESSID; + iwe.u.data.flags = 1; +// if (network->flags & NETWORK_EMPTY_ESSID) { + if (network->ssid_len == 0) { + iwe.u.data.length = sizeof("<hidden>"); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, "<hidden>"); +#else + start = iwe_stream_add_point(start, stop, &iwe, "<hidden>"); +#endif + } else { + iwe.u.data.length = min(network->ssid_len, (u8)32); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid); +#else + start = iwe_stream_add_point(start, stop, &iwe, network->ssid); +#endif + } + /* Add the protocol name */ + iwe.cmd = SIOCGIWNAME; + for(i=0; i<(sizeof(ieee80211_modes)/sizeof(ieee80211_modes[0])); i++) { + if(network->mode&(1<<i)) { + sprintf(pname,ieee80211_modes[i].mode_string,ieee80211_modes[i].mode_size); + pname +=ieee80211_modes[i].mode_size; + } + } + *pname = '\0'; + snprintf(iwe.u.name, IFNAMSIZ, "IEEE802.11%s", proto_name); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, IW_EV_CHAR_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, IW_EV_CHAR_LEN); +#endif + /* Add mode */ + iwe.cmd = SIOCGIWMODE; + if (network->capability & + (WLAN_CAPABILITY_BSS | WLAN_CAPABILITY_IBSS)) { + if (network->capability & WLAN_CAPABILITY_BSS) + iwe.u.mode = IW_MODE_MASTER; + else + iwe.u.mode = IW_MODE_ADHOC; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, IW_EV_UINT_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, IW_EV_UINT_LEN); +#endif + } + + /* Add frequency/channel */ + iwe.cmd = SIOCGIWFREQ; +/* iwe.u.freq.m = ieee80211_frequency(network->channel, network->mode); + iwe.u.freq.e = 3; */ + iwe.u.freq.m = network->channel; + iwe.u.freq.e = 0; + iwe.u.freq.i = 0; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, IW_EV_FREQ_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, IW_EV_FREQ_LEN); +#endif + /* Add encryption capability */ + iwe.cmd = SIOCGIWENCODE; + if (network->capability & WLAN_CAPABILITY_PRIVACY) + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + else + iwe.u.data.flags = IW_ENCODE_DISABLED; + iwe.u.data.length = 0; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid); +#else + start = iwe_stream_add_point(start, stop, &iwe, network->ssid); +#endif + /* Add basic and extended rates */ + max_rate = 0; + p = custom; + p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): "); + for (i = 0, j = 0; i < network->rates_len; ) { + if (j < network->rates_ex_len && + ((network->rates_ex[j] & 0x7F) < + (network->rates[i] & 0x7F))) + rate = network->rates_ex[j++] & 0x7F; + else + rate = network->rates[i++] & 0x7F; + if (rate > max_rate) + max_rate = rate; + p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), + "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); + } + for (; j < network->rates_ex_len; j++) { + rate = network->rates_ex[j] & 0x7F; + p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), + "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); + if (rate > max_rate) + max_rate = rate; + } + + if (network->mode >= IEEE_N_24G)//add N rate here; + { + PHT_CAPABILITY_ELE ht_cap = NULL; + bool is40M = false, isShortGI = false; + u8 max_mcs = 0; + if (!memcmp(network->bssht.bdHTCapBuf, EWC11NHTCap, 4)) + ht_cap = (PHT_CAPABILITY_ELE)&network->bssht.bdHTCapBuf[4]; + else + ht_cap = (PHT_CAPABILITY_ELE)&network->bssht.bdHTCapBuf[0]; + is40M = (ht_cap->ChlWidth)?1:0; + isShortGI = (ht_cap->ChlWidth)? + ((ht_cap->ShortGI40Mhz)?1:0): + ((ht_cap->ShortGI20Mhz)?1:0); + + max_mcs = HTGetHighestMCSRate(ieee, ht_cap->MCS, MCS_FILTER_ALL); + rate = MCS_DATA_RATE[is40M][isShortGI][max_mcs&0x7f]; + if (rate > max_rate) + max_rate = rate; + } +#if 0 + printk("max rate:%d ===basic rate:\n", max_rate); + for (i=0;i<network->rates_len;i++) + printk(" %x", network->rates[i]); + printk("\n=======extend rate\n"); + for (i=0; i<network->rates_ex_len; i++) + printk(" %x", network->rates_ex[i]); + printk("\n"); +#endif + iwe.cmd = SIOCGIWRATE; + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + iwe.u.bitrate.value = max_rate * 500000; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, + IW_EV_PARAM_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, + IW_EV_PARAM_LEN); +#endif + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = p - custom; + if (iwe.u.data.length) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, custom); +#else + start = iwe_stream_add_point(start, stop, &iwe, custom); +#endif + /* Add quality statistics */ + /* TODO: Fix these values... */ + iwe.cmd = IWEVQUAL; + iwe.u.qual.qual = network->stats.signal; + iwe.u.qual.level = network->stats.rssi; + iwe.u.qual.noise = network->stats.noise; + iwe.u.qual.updated = network->stats.mask & IEEE80211_STATMASK_WEMASK; + if (!(network->stats.mask & IEEE80211_STATMASK_RSSI)) + iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID; + if (!(network->stats.mask & IEEE80211_STATMASK_NOISE)) + iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID; + if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL)) + iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID; + iwe.u.qual.updated = 7; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_event_rsl(info, start, stop, &iwe, IW_EV_QUAL_LEN); +#else + start = iwe_stream_add_event_rsl(start, stop, &iwe, IW_EV_QUAL_LEN); +#endif + iwe.cmd = IWEVCUSTOM; + p = custom; + + iwe.u.data.length = p - custom; + if (iwe.u.data.length) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, custom); +#else + start = iwe_stream_add_point(start, stop, &iwe, custom); +#endif +#if (WIRELESS_EXT < 18) + if (ieee->wpa_enabled && network->wpa_ie_len){ + char buf[MAX_WPA_IE_LEN * 2 + 30]; + // printk("WPA IE\n"); + u8 *p = buf; + p += sprintf(p, "wpa_ie="); + for (i = 0; i < network->wpa_ie_len; i++) { + p += sprintf(p, "%02x", network->wpa_ie[i]); + } + + memset(&iwe, 0, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = strlen(buf); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, buf); +#else + start = iwe_stream_add_point(start, stop, &iwe, buf); +#endif + } + + if (ieee->wpa_enabled && network->rsn_ie_len){ + char buf[MAX_WPA_IE_LEN * 2 + 30]; + + u8 *p = buf; + p += sprintf(p, "rsn_ie="); + for (i = 0; i < network->rsn_ie_len; i++) { + p += sprintf(p, "%02x", network->rsn_ie[i]); + } + + memset(&iwe, 0, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = strlen(buf); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, buf); +#else + start = iwe_stream_add_point(start, stop, &iwe, buf); +#endif + } +#else + memset(&iwe, 0, sizeof(iwe)); + if (network->wpa_ie_len) + { + char buf[MAX_WPA_IE_LEN]; + memcpy(buf, network->wpa_ie, network->wpa_ie_len); + iwe.cmd = IWEVGENIE; + iwe.u.data.length = network->wpa_ie_len; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, buf); +#else + start = iwe_stream_add_point(start, stop, &iwe, buf); +#endif + } + memset(&iwe, 0, sizeof(iwe)); + if (network->rsn_ie_len) + { + char buf[MAX_WPA_IE_LEN]; + memcpy(buf, network->rsn_ie, network->rsn_ie_len); + iwe.cmd = IWEVGENIE; + iwe.u.data.length = network->rsn_ie_len; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, buf); +#else + start = iwe_stream_add_point(start, stop, &iwe, buf); +#endif + } +#endif + + + /* Add EXTRA: Age to display seconds since last beacon/probe response + * for given network. */ + iwe.cmd = IWEVCUSTOM; + p = custom; + p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), + " Last beacon: %lums ago", (jiffies - network->last_scanned) / (HZ / 100)); + iwe.u.data.length = p - custom; + if (iwe.u.data.length) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27) + start = iwe_stream_add_point(info, start, stop, &iwe, custom); +#else + start = iwe_stream_add_point(start, stop, &iwe, custom); +#endif + + return start; +} + +int ieee80211_wx_get_scan(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ieee80211_network *network; + unsigned long flags; + + char *ev = extra; +// char *stop = ev + IW_SCAN_MAX_DATA; + char *stop = ev + wrqu->data.length;//IW_SCAN_MAX_DATA; + //char *stop = ev + IW_SCAN_MAX_DATA; + int i = 0; + int err = 0; + IEEE80211_DEBUG_WX("Getting scan\n"); + down(&ieee->wx_sem); + spin_lock_irqsave(&ieee->lock, flags); + + list_for_each_entry(network, &ieee->network_list, list) { + i++; + if((stop-ev)<200) + { + err = -E2BIG; + break; + } + if (ieee->scan_age == 0 || + time_after(network->last_scanned + ieee->scan_age, jiffies)) + ev = rtl819x_translate_scan(ieee, ev, stop, network, info); + else + IEEE80211_DEBUG_SCAN( + "Not showing network '%s (" + MAC_FMT ")' due to age (%lums).\n", + escape_essid(network->ssid, + network->ssid_len), + MAC_ARG(network->bssid), + (jiffies - network->last_scanned) / (HZ / 100)); + } + + spin_unlock_irqrestore(&ieee->lock, flags); + up(&ieee->wx_sem); + wrqu->data.length = ev - extra; + wrqu->data.flags = 0; + + IEEE80211_DEBUG_WX("exit: %d networks returned.\n", i); + + return err; +} + +int ieee80211_wx_set_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *keybuf) +{ + struct iw_point *erq = &(wrqu->encoding); + struct net_device *dev = ieee->dev; + struct ieee80211_security sec = { + .flags = 0 + }; + int i, key, key_provided, len; + struct ieee80211_crypt_data **crypt; + + IEEE80211_DEBUG_WX("SET_ENCODE\n"); + + key = erq->flags & IW_ENCODE_INDEX; + if (key) { + if (key > WEP_KEYS) + return -EINVAL; + key--; + key_provided = 1; + } else { + key_provided = 0; + key = ieee->tx_keyidx; + } + + IEEE80211_DEBUG_WX("Key: %d [%s]\n", key, key_provided ? + "provided" : "default"); + crypt = &ieee->crypt[key]; + + if (erq->flags & IW_ENCODE_DISABLED) { + if (key_provided && *crypt) { + IEEE80211_DEBUG_WX("Disabling encryption on key %d.\n", + key); + ieee80211_crypt_delayed_deinit(ieee, crypt); + } else + IEEE80211_DEBUG_WX("Disabling encryption.\n"); + + /* Check all the keys to see if any are still configured, + * and if no key index was provided, de-init them all */ + for (i = 0; i < WEP_KEYS; i++) { + if (ieee->crypt[i] != NULL) { + if (key_provided) + break; + ieee80211_crypt_delayed_deinit( + ieee, &ieee->crypt[i]); + } + } + + if (i == WEP_KEYS) { + sec.enabled = 0; + sec.level = SEC_LEVEL_0; + sec.flags |= SEC_ENABLED | SEC_LEVEL; + } + + goto done; + } + + + + sec.enabled = 1; + sec.flags |= SEC_ENABLED; + + if (*crypt != NULL && (*crypt)->ops != NULL && + strcmp((*crypt)->ops->name, "WEP") != 0) { + /* changing to use WEP; deinit previously used algorithm + * on this key */ + ieee80211_crypt_delayed_deinit(ieee, crypt); + } + + if (*crypt == NULL) { + struct ieee80211_crypt_data *new_crypt; + + /* take WEP into use */ + new_crypt = kmalloc(sizeof(struct ieee80211_crypt_data), + GFP_KERNEL); + if (new_crypt == NULL) + return -ENOMEM; + memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); + new_crypt->ops = ieee80211_get_crypto_ops("WEP"); + if (!new_crypt->ops) { + request_module("ieee80211_crypt_wep"); + new_crypt->ops = ieee80211_get_crypto_ops("WEP"); + } +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) + if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) +#else + if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) +#endif + new_crypt->priv = new_crypt->ops->init(key); + + if (!new_crypt->ops || !new_crypt->priv) { + kfree(new_crypt); + new_crypt = NULL; + + printk(KERN_WARNING "%s: could not initialize WEP: " + "load module ieee80211_crypt_wep\n", + dev->name); + return -EOPNOTSUPP; + } + *crypt = new_crypt; + } + + /* If a new key was provided, set it up */ + if (erq->length > 0) { + len = erq->length <= 5 ? 5 : 13; + memcpy(sec.keys[key], keybuf, erq->length); + if (len > erq->length) + memset(sec.keys[key] + erq->length, 0, + len - erq->length); + IEEE80211_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n", + key, escape_essid(sec.keys[key], len), + erq->length, len); + sec.key_sizes[key] = len; + (*crypt)->ops->set_key(sec.keys[key], len, NULL, + (*crypt)->priv); + sec.flags |= (1 << key); + /* This ensures a key will be activated if no key is + * explicitely set */ + if (key == sec.active_key) + sec.flags |= SEC_ACTIVE_KEY; + ieee->tx_keyidx = key; + + } else { + len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN, + NULL, (*crypt)->priv); + if (len == 0) { + /* Set a default key of all 0 */ + printk("Setting key %d to all zero.\n", + key); + + IEEE80211_DEBUG_WX("Setting key %d to all zero.\n", + key); + memset(sec.keys[key], 0, 13); + (*crypt)->ops->set_key(sec.keys[key], 13, NULL, + (*crypt)->priv); + sec.key_sizes[key] = 13; + sec.flags |= (1 << key); + } + + /* No key data - just set the default TX key index */ + if (key_provided) { + IEEE80211_DEBUG_WX( + "Setting key %d to default Tx key.\n", key); + ieee->tx_keyidx = key; + sec.active_key = key; + sec.flags |= SEC_ACTIVE_KEY; + } + } + + done: + ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED); + ieee->auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY; + sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY; + sec.flags |= SEC_AUTH_MODE; + IEEE80211_DEBUG_WX("Auth: %s\n", sec.auth_mode == WLAN_AUTH_OPEN ? + "OPEN" : "SHARED KEY"); + + /* For now we just support WEP, so only set that security level... + * TODO: When WPA is added this is one place that needs to change */ + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_1; /* 40 and 104 bit WEP */ + + if (ieee->set_security) + ieee->set_security(dev, &sec); + + /* Do not reset port if card is in Managed mode since resetting will + * generate new IEEE 802.11 authentication which may end up in looping + * with IEEE 802.1X. If your hardware requires a reset after WEP + * configuration (for example... Prism2), implement the reset_port in + * the callbacks structures used to initialize the 802.11 stack. */ + if (ieee->reset_on_keychange && + ieee->iw_mode != IW_MODE_INFRA && + ieee->reset_port && ieee->reset_port(dev)) { + printk(KERN_DEBUG "%s: reset_port failed\n", dev->name); + return -EINVAL; + } + return 0; +} + +int ieee80211_wx_get_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *keybuf) +{ + struct iw_point *erq = &(wrqu->encoding); + int len, key; + struct ieee80211_crypt_data *crypt; + + IEEE80211_DEBUG_WX("GET_ENCODE\n"); + + if(ieee->iw_mode == IW_MODE_MONITOR) + return -1; + + key = erq->flags & IW_ENCODE_INDEX; + if (key) { + if (key > WEP_KEYS) + return -EINVAL; + key--; + } else + key = ieee->tx_keyidx; + + crypt = ieee->crypt[key]; + erq->flags = key + 1; + + if (crypt == NULL || crypt->ops == NULL) { + erq->length = 0; + erq->flags |= IW_ENCODE_DISABLED; + return 0; + } +#if 0 + if (strcmp(crypt->ops->name, "WEP") != 0) { + /* only WEP is supported with wireless extensions, so just + * report that encryption is used */ + erq->length = 0; + erq->flags |= IW_ENCODE_ENABLED; + return 0; + } +#endif + len = crypt->ops->get_key(keybuf, SCM_KEY_LEN, NULL, crypt->priv); + erq->length = (len >= 0 ? len : 0); + + erq->flags |= IW_ENCODE_ENABLED; + + if (ieee->open_wep) + erq->flags |= IW_ENCODE_OPEN; + else + erq->flags |= IW_ENCODE_RESTRICTED; + + return 0; +} +#if (WIRELESS_EXT >= 18) +int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + int ret = 0; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct net_device *dev = ieee->dev; + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int i, idx; + int group_key = 0; + const char *alg, *module; + struct ieee80211_crypto_ops *ops; + struct ieee80211_crypt_data **crypt; + + struct ieee80211_security sec = { + .flags = 0, + }; + //printk("======>encoding flag:%x,ext flag:%x, ext alg:%d\n", encoding->flags,ext->ext_flags, ext->alg); + idx = encoding->flags & IW_ENCODE_INDEX; + if (idx) { + if (idx < 1 || idx > WEP_KEYS) + return -EINVAL; + idx--; + } else + idx = ieee->tx_keyidx; + + if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { + + crypt = &ieee->crypt[idx]; + + group_key = 1; + } else { + /* some Cisco APs use idx>0 for unicast in dynamic WEP */ + //printk("not group key, flags:%x, ext->alg:%d\n", ext->ext_flags, ext->alg); + if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP) + return -EINVAL; + if (ieee->iw_mode == IW_MODE_INFRA) + + crypt = &ieee->crypt[idx]; + + else + return -EINVAL; + } + + sec.flags |= SEC_ENABLED;// | SEC_ENCRYPT; + if ((encoding->flags & IW_ENCODE_DISABLED) || + ext->alg == IW_ENCODE_ALG_NONE) { + if (*crypt) + ieee80211_crypt_delayed_deinit(ieee, crypt); + + for (i = 0; i < WEP_KEYS; i++) + + if (ieee->crypt[i] != NULL) + + break; + + if (i == WEP_KEYS) { + sec.enabled = 0; + // sec.encrypt = 0; + sec.level = SEC_LEVEL_0; + sec.flags |= SEC_LEVEL; + } + //printk("disabled: flag:%x\n", encoding->flags); + goto done; + } + + sec.enabled = 1; + // sec.encrypt = 1; +#if 0 + if (group_key ? !ieee->host_mc_decrypt : + !(ieee->host_encrypt || ieee->host_decrypt || + ieee->host_encrypt_msdu)) + goto skip_host_crypt; +#endif + switch (ext->alg) { + case IW_ENCODE_ALG_WEP: + alg = "WEP"; + module = "ieee80211_crypt_wep"; + break; + case IW_ENCODE_ALG_TKIP: + alg = "TKIP"; + module = "ieee80211_crypt_tkip"; + break; + case IW_ENCODE_ALG_CCMP: + alg = "CCMP"; + module = "ieee80211_crypt_ccmp"; + break; + default: + IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", + dev->name, ext->alg); + ret = -EINVAL; + goto done; + } + printk("alg name:%s\n",alg); + + ops = ieee80211_get_crypto_ops(alg); + if (ops == NULL) { + request_module(module); + ops = ieee80211_get_crypto_ops(alg); + } + if (ops == NULL) { + IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", + dev->name, ext->alg); + printk("========>unknown crypto alg %d\n", ext->alg); + ret = -EINVAL; + goto done; + } + + if (*crypt == NULL || (*crypt)->ops != ops) { + struct ieee80211_crypt_data *new_crypt; + + ieee80211_crypt_delayed_deinit(ieee, crypt); + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13)) + new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL); +#else + new_crypt = kmalloc(sizeof(*new_crypt), GFP_KERNEL); + memset(new_crypt,0,sizeof(*new_crypt)); +#endif + if (new_crypt == NULL) { + ret = -ENOMEM; + goto done; + } + new_crypt->ops = ops; + if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + new_crypt->priv = new_crypt->ops->init(idx); + if (new_crypt->priv == NULL) { + kfree(new_crypt); + ret = -EINVAL; + goto done; + } + *crypt = new_crypt; + + } + + if (ext->key_len > 0 && (*crypt)->ops->set_key && + (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq, + (*crypt)->priv) < 0) { + IEEE80211_DEBUG_WX("%s: key setting failed\n", dev->name); + printk("key setting failed\n"); + ret = -EINVAL; + goto done; + } +#if 1 + //skip_host_crypt: + //printk("skip_host_crypt:ext_flags:%x\n", ext->ext_flags); + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { + ieee->tx_keyidx = idx; + sec.active_key = idx; + sec.flags |= SEC_ACTIVE_KEY; + } + + if (ext->alg != IW_ENCODE_ALG_NONE) { + //memcpy(sec.keys[idx], ext->key, ext->key_len); + sec.key_sizes[idx] = ext->key_len; + sec.flags |= (1 << idx); + if (ext->alg == IW_ENCODE_ALG_WEP) { + // sec.encode_alg[idx] = SEC_ALG_WEP; + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_1; + } else if (ext->alg == IW_ENCODE_ALG_TKIP) { + // sec.encode_alg[idx] = SEC_ALG_TKIP; + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_2; + } else if (ext->alg == IW_ENCODE_ALG_CCMP) { + // sec.encode_alg[idx] = SEC_ALG_CCMP; + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_3; + } + /* Don't set sec level for group keys. */ + if (group_key) + sec.flags &= ~SEC_LEVEL; + } +#endif +done: + if (ieee->set_security) + ieee->set_security(ieee->dev, &sec); + + if (ieee->reset_on_keychange && + ieee->iw_mode != IW_MODE_INFRA && + ieee->reset_port && ieee->reset_port(dev)) { + IEEE80211_DEBUG_WX("%s: reset_port failed\n", dev->name); + return -EINVAL; + } +#endif + return ret; +} + +int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + struct ieee80211_crypt_data *crypt; + int idx, max_key_len; + + max_key_len = encoding->length - sizeof(*ext); + if (max_key_len < 0) + return -EINVAL; + + idx = encoding->flags & IW_ENCODE_INDEX; + if (idx) { + if (idx < 1 || idx > WEP_KEYS) + return -EINVAL; + idx--; + } else + idx = ieee->tx_keyidx; + + if (!ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY && + ext->alg != IW_ENCODE_ALG_WEP) + if (idx != 0 || ieee->iw_mode != IW_MODE_INFRA) + return -EINVAL; + + crypt = ieee->crypt[idx]; + encoding->flags = idx + 1; + memset(ext, 0, sizeof(*ext)); + + if (crypt == NULL || crypt->ops == NULL ) { + ext->alg = IW_ENCODE_ALG_NONE; + ext->key_len = 0; + encoding->flags |= IW_ENCODE_DISABLED; + } else { + if (strcmp(crypt->ops->name, "WEP") == 0 ) + ext->alg = IW_ENCODE_ALG_WEP; + else if (strcmp(crypt->ops->name, "TKIP")) + ext->alg = IW_ENCODE_ALG_TKIP; + else if (strcmp(crypt->ops->name, "CCMP")) + ext->alg = IW_ENCODE_ALG_CCMP; + else + return -EINVAL; + ext->key_len = crypt->ops->get_key(ext->key, SCM_KEY_LEN, NULL, crypt->priv); + encoding->flags |= IW_ENCODE_ENABLED; + if (ext->key_len && + (ext->alg == IW_ENCODE_ALG_TKIP || + ext->alg == IW_ENCODE_ALG_CCMP)) + ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID; + + } + + return 0; +} + +int ieee80211_wx_set_mlme(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct iw_mlme *mlme = (struct iw_mlme *) extra; + switch (mlme->cmd) { + case IW_MLME_DEAUTH: + case IW_MLME_DISASSOC: + ieee80211_disassociate(ieee); + break; + default: + return -EOPNOTSUPP; + } +#endif + return 0; +} + +int ieee80211_wx_set_auth(struct ieee80211_device *ieee, + struct iw_request_info *info, + struct iw_param *data, char *extra) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + switch (data->flags & IW_AUTH_INDEX) { + case IW_AUTH_WPA_VERSION: + /*need to support wpa2 here*/ + //printk("wpa version:%x\n", data->value); + break; + case IW_AUTH_CIPHER_PAIRWISE: + case IW_AUTH_CIPHER_GROUP: + case IW_AUTH_KEY_MGMT: + /* + * * Host AP driver does not use these parameters and allows + * * wpa_supplicant to control them internally. + * */ + break; + case IW_AUTH_TKIP_COUNTERMEASURES: + ieee->tkip_countermeasures = data->value; + break; + case IW_AUTH_DROP_UNENCRYPTED: + ieee->drop_unencrypted = data->value; + break; + + case IW_AUTH_80211_AUTH_ALG: + //printk("======>%s():data->value is %d\n",__FUNCTION__,data->value); + // ieee->open_wep = (data->value&IW_AUTH_ALG_OPEN_SYSTEM)?1:0; + if(data->value & IW_AUTH_ALG_SHARED_KEY){ + ieee->open_wep = 0; + ieee->auth_mode = 1; + } + else if(data->value & IW_AUTH_ALG_OPEN_SYSTEM){ + ieee->open_wep = 1; + ieee->auth_mode = 0; + } + else if(data->value & IW_AUTH_ALG_LEAP){ + ieee->open_wep = 1; + ieee->auth_mode = 2; + //printk("hahahaa:LEAP\n"); + } + else + return -EINVAL; + //printk("open_wep:%d\n", ieee->open_wep); + break; + +#if 1 + case IW_AUTH_WPA_ENABLED: + ieee->wpa_enabled = (data->value)?1:0; + //printk("enalbe wpa:%d\n", ieee->wpa_enabled); + break; + +#endif + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + ieee->ieee802_1x = data->value; + break; + case IW_AUTH_PRIVACY_INVOKED: + ieee->privacy_invoked = data->value; + break; + default: + return -EOPNOTSUPP; + } +#endif + return 0; +} +#endif +#if 1 +int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len) +{ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#if 0 + printk("====>%s()\n", __FUNCTION__); + { + int i; + for (i=0; i<len; i++) + printk("%2x ", ie[i]&0xff); + printk("\n"); + } +#endif + u8 *buf; + + if (len>MAX_WPA_IE_LEN || (len && ie == NULL)) + { + // printk("return error out, len:%d\n", len); + return -EINVAL; + } + + + if (len) + { + if (len != ie[1]+2) + { + printk("len:%d, ie:%d\n", len, ie[1]); + return -EINVAL; + } + buf = kmalloc(len, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + memcpy(buf, ie, len); + kfree(ieee->wpa_ie); + ieee->wpa_ie = buf; + ieee->wpa_ie_len = len; + } + else{ + if (ieee->wpa_ie) + kfree(ieee->wpa_ie); + ieee->wpa_ie = NULL; + ieee->wpa_ie_len = 0; + } +#endif + return 0; + +} +#endif + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +//EXPORT_SYMBOL(ieee80211_wx_set_gen_ie); +#if (WIRELESS_EXT >= 18) +//EXPORT_SYMBOL(ieee80211_wx_set_mlme); +//EXPORT_SYMBOL(ieee80211_wx_set_auth); +//EXPORT_SYMBOL(ieee80211_wx_set_encode_ext); +//EXPORT_SYMBOL(ieee80211_wx_get_encode_ext); +#endif +//EXPORT_SYMBOL(ieee80211_wx_get_scan); +//EXPORT_SYMBOL(ieee80211_wx_set_encode); +//EXPORT_SYMBOL(ieee80211_wx_get_encode); +#else +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_gen_ie); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_mlme); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_auth); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_encode_ext); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_scan); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_encode); +//EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_encode); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/internal.h b/drivers/staging/rtl8192e/ieee80211/internal.h new file mode 100644 index 0000000..ddc2235 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/internal.h @@ -0,0 +1,115 @@ +/* + * Cryptographic API. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#ifndef _CRYPTO_INTERNAL_H +#define _CRYPTO_INTERNAL_H + + +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/mm.h> +#include <linux/highmem.h> +#include <linux/init.h> +#include <asm/hardirq.h> +#include <asm/softirq.h> +#include <asm/kmap_types.h> + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,20)) +#define list_for_each_entry(pos, head, member) \ + for (pos = list_entry((head)->next, typeof(*pos), member), \ + prefetch(pos->member.next); \ + &pos->member != (head); \ + pos = list_entry(pos->member.next, typeof(*pos), member), \ + prefetch(pos->member.next)) + +static inline void cond_resched(void) +{ + if (need_resched()) { + set_current_state(TASK_RUNNING); + schedule(); + } +} +#endif + +extern enum km_type crypto_km_types[]; + +static inline enum km_type crypto_kmap_type(int out) +{ + return crypto_km_types[(in_softirq() ? 2 : 0) + out]; +} + +static inline void *crypto_kmap(struct page *page, int out) +{ + return kmap_atomic(page, crypto_kmap_type(out)); +} + +static inline void crypto_kunmap(void *vaddr, int out) +{ + kunmap_atomic(vaddr, crypto_kmap_type(out)); +} + +static inline void crypto_yield(struct crypto_tfm *tfm) +{ + if (!in_softirq()) + cond_resched(); +} + +static inline void *crypto_tfm_ctx(struct crypto_tfm *tfm) +{ + return (void *)&tfm[1]; +} + +struct crypto_alg *crypto_alg_lookup(const char *name); + +#ifdef CONFIG_KMOD +void crypto_alg_autoload(const char *name); +struct crypto_alg *crypto_alg_mod_lookup(const char *name); +#else +static inline struct crypto_alg *crypto_alg_mod_lookup(const char *name) +{ + return crypto_alg_lookup(name); +} +#endif + +#ifdef CONFIG_CRYPTO_HMAC +int crypto_alloc_hmac_block(struct crypto_tfm *tfm); +void crypto_free_hmac_block(struct crypto_tfm *tfm); +#else +static inline int crypto_alloc_hmac_block(struct crypto_tfm *tfm) +{ + return 0; +} + +static inline void crypto_free_hmac_block(struct crypto_tfm *tfm) +{ } +#endif + +#ifdef CONFIG_PROC_FS +void __init crypto_init_proc(void); +#else +static inline void crypto_init_proc(void) +{ } +#endif + +int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags); +int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags); +int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags); + +int crypto_init_digest_ops(struct crypto_tfm *tfm); +int crypto_init_cipher_ops(struct crypto_tfm *tfm); +int crypto_init_compress_ops(struct crypto_tfm *tfm); + +void crypto_exit_digest_ops(struct crypto_tfm *tfm); +void crypto_exit_cipher_ops(struct crypto_tfm *tfm); +void crypto_exit_compress_ops(struct crypto_tfm *tfm); + +#endif /* _CRYPTO_INTERNAL_H */ + diff --git a/drivers/staging/rtl8192e/ieee80211/kmap_types.h b/drivers/staging/rtl8192e/ieee80211/kmap_types.h new file mode 100644 index 0000000..de67bb0 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/kmap_types.h @@ -0,0 +1,20 @@ +#ifndef __KMAP_TYPES_H + +#define __KMAP_TYPES_H + + +enum km_type { + KM_BOUNCE_READ, + KM_SKB_SUNRPC_DATA, + KM_SKB_DATA_SOFTIRQ, + KM_USER0, + KM_USER1, + KM_BH_IRQ, + KM_SOFTIRQ0, + KM_SOFTIRQ1, + KM_TYPE_NR +}; + +#define _ASM_KMAP_TYPES_H + +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/michael_mic.c b/drivers/staging/rtl8192e/ieee80211/michael_mic.c new file mode 100644 index 0000000..df256e4 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/michael_mic.c @@ -0,0 +1,194 @@ +/* + * Cryptographic API + * + * Michael MIC (IEEE 802.11i/TKIP) keyed digest + * + * Copyright (c) 2004 Jouni Malinen <jkmaline@cc.hut.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/string.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" + + +struct michael_mic_ctx { + u8 pending[4]; + size_t pending_len; + + u32 l, r; +}; + + +static inline u32 rotl(u32 val, int bits) +{ + return (val << bits) | (val >> (32 - bits)); +} + + +static inline u32 rotr(u32 val, int bits) +{ + return (val >> bits) | (val << (32 - bits)); +} + + +static inline u32 xswap(u32 val) +{ + return ((val & 0x00ff00ff) << 8) | ((val & 0xff00ff00) >> 8); +} + + +#define michael_block(l, r) \ +do { \ + r ^= rotl(l, 17); \ + l += r; \ + r ^= xswap(l); \ + l += r; \ + r ^= rotl(l, 3); \ + l += r; \ + r ^= rotr(l, 2); \ + l += r; \ +} while (0) + + +static inline u32 get_le32(const u8 *p) +{ + return p[0] | (p[1] << 8) | (p[2] << 16) | (p[3] << 24); +} + + +static inline void put_le32(u8 *p, u32 v) +{ + p[0] = v; + p[1] = v >> 8; + p[2] = v >> 16; + p[3] = v >> 24; +} + + +static void michael_init(void *ctx) +{ + struct michael_mic_ctx *mctx = ctx; + mctx->pending_len = 0; +} + + +static void michael_update(void *ctx, const u8 *data, unsigned int len) +{ + struct michael_mic_ctx *mctx = ctx; + + if (mctx->pending_len) { + int flen = 4 - mctx->pending_len; + if (flen > len) + flen = len; + memcpy(&mctx->pending[mctx->pending_len], data, flen); + mctx->pending_len += flen; + data += flen; + len -= flen; + + if (mctx->pending_len < 4) + return; + + mctx->l ^= get_le32(mctx->pending); + michael_block(mctx->l, mctx->r); + mctx->pending_len = 0; + } + + while (len >= 4) { + mctx->l ^= get_le32(data); + michael_block(mctx->l, mctx->r); + data += 4; + len -= 4; + } + + if (len > 0) { + mctx->pending_len = len; + memcpy(mctx->pending, data, len); + } +} + + +static void michael_final(void *ctx, u8 *out) +{ + struct michael_mic_ctx *mctx = ctx; + u8 *data = mctx->pending; + + /* Last block and padding (0x5a, 4..7 x 0) */ + switch (mctx->pending_len) { + case 0: + mctx->l ^= 0x5a; + break; + case 1: + mctx->l ^= data[0] | 0x5a00; + break; + case 2: + mctx->l ^= data[0] | (data[1] << 8) | 0x5a0000; + break; + case 3: + mctx->l ^= data[0] | (data[1] << 8) | (data[2] << 16) | + 0x5a000000; + break; + } + michael_block(mctx->l, mctx->r); + /* l ^= 0; */ + michael_block(mctx->l, mctx->r); + + put_le32(out, mctx->l); + put_le32(out + 4, mctx->r); +} + + +static int michael_setkey(void *ctx, const u8 *key, unsigned int keylen, + u32 *flags) +{ + struct michael_mic_ctx *mctx = ctx; + if (keylen != 8) { + if (flags) + *flags = CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; + } + mctx->l = get_le32(key); + mctx->r = get_le32(key + 4); + return 0; +} + + +static struct crypto_alg michael_mic_alg = { + .cra_name = "michael_mic", + .cra_flags = CRYPTO_ALG_TYPE_DIGEST, + .cra_blocksize = 8, + .cra_ctxsize = sizeof(struct michael_mic_ctx), + .cra_module = THIS_MODULE, + .cra_list = LIST_HEAD_INIT(michael_mic_alg.cra_list), + .cra_u = { .digest = { + .dia_digestsize = 8, + .dia_init = michael_init, + .dia_update = michael_update, + .dia_final = michael_final, + .dia_setkey = michael_setkey } } +}; + + +static int __init michael_mic_init(void) +{ + return crypto_register_alg(&michael_mic_alg); +} + + +static void __exit michael_mic_exit(void) +{ + crypto_unregister_alg(&michael_mic_alg); +} + + +module_init(michael_mic_init); +module_exit(michael_mic_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("Michael MIC"); +MODULE_AUTHOR("Jouni Malinen <jkmaline@cc.hut.fi>"); diff --git a/drivers/staging/rtl8192e/ieee80211/proc.c b/drivers/staging/rtl8192e/ieee80211/proc.c new file mode 100644 index 0000000..4f3f9ed --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/proc.c @@ -0,0 +1,116 @@ +/* + * Scatterlist Cryptographic API. + * + * Procfs information. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include <linux/init.h> +//#include <linux/crypto.h> +#include "rtl_crypto.h" +#include <linux/rwsem.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> +#include "internal.h" + +extern struct list_head crypto_alg_list; +extern struct rw_semaphore crypto_alg_sem; + +static void *c_start(struct seq_file *m, loff_t *pos) +{ + struct list_head *v; + loff_t n = *pos; + + down_read(&crypto_alg_sem); + list_for_each(v, &crypto_alg_list) + if (!n--) + return list_entry(v, struct crypto_alg, cra_list); + return NULL; +} + +static void *c_next(struct seq_file *m, void *p, loff_t *pos) +{ + struct list_head *v = p; + + (*pos)++; + v = v->next; + return (v == &crypto_alg_list) ? + NULL : list_entry(v, struct crypto_alg, cra_list); +} + +static void c_stop(struct seq_file *m, void *p) +{ + up_read(&crypto_alg_sem); +} + +static int c_show(struct seq_file *m, void *p) +{ + struct crypto_alg *alg = (struct crypto_alg *)p; + + seq_printf(m, "name : %s\n", alg->cra_name); + seq_printf(m, "module : %s\n", + (alg->cra_module ? + alg->cra_module->name : + "kernel")); + + switch (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) { + case CRYPTO_ALG_TYPE_CIPHER: + seq_printf(m, "type : cipher\n"); + seq_printf(m, "blocksize : %u\n", alg->cra_blocksize); + seq_printf(m, "min keysize : %u\n", + alg->cra_cipher.cia_min_keysize); + seq_printf(m, "max keysize : %u\n", + alg->cra_cipher.cia_max_keysize); + break; + + case CRYPTO_ALG_TYPE_DIGEST: + seq_printf(m, "type : digest\n"); + seq_printf(m, "blocksize : %u\n", alg->cra_blocksize); + seq_printf(m, "digestsize : %u\n", + alg->cra_digest.dia_digestsize); + break; + case CRYPTO_ALG_TYPE_COMPRESS: + seq_printf(m, "type : compression\n"); + break; + default: + seq_printf(m, "type : unknown\n"); + break; + } + + seq_putc(m, '\n'); + return 0; +} + +static struct seq_operations crypto_seq_ops = { + .start = c_start, + .next = c_next, + .stop = c_stop, + .show = c_show +}; + +static int crypto_info_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &crypto_seq_ops); +} + +static struct file_operations proc_crypto_ops = { + .open = crypto_info_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release +}; + +void __init crypto_init_proc(void) +{ + struct proc_dir_entry *proc; + + proc = create_proc_entry("crypto", 0, NULL); + if (proc) + proc->proc_fops = &proc_crypto_ops; +} diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_BA.h b/drivers/staging/rtl8192e/ieee80211/rtl819x_BA.h new file mode 100644 index 0000000..8ddc8bf --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_BA.h @@ -0,0 +1,69 @@ +#ifndef _BATYPE_H_ +#define _BATYPE_H_ + +#define TOTAL_TXBA_NUM 16 +#define TOTAL_RXBA_NUM 16 + +#define BA_SETUP_TIMEOUT 200 +#define BA_INACT_TIMEOUT 60000 + +#define BA_POLICY_DELAYED 0 +#define BA_POLICY_IMMEDIATE 1 + +#define ADDBA_STATUS_SUCCESS 0 +#define ADDBA_STATUS_REFUSED 37 +#define ADDBA_STATUS_INVALID_PARAM 38 + +#define DELBA_REASON_QSTA_LEAVING 36 +#define DELBA_REASON_END_BA 37 +#define DELBA_REASON_UNKNOWN_BA 38 +#define DELBA_REASON_TIMEOUT 39 +/* whether need define BA Action frames here? +struct ieee80211_ADDBA_Req{ + struct ieee80211_header_data header; + u8 category; + u8 +} __attribute__ ((packed)); +*/ +//Is this need?I put here just to make it easier to define structure BA_RECORD //WB +typedef union _SEQUENCE_CONTROL{ + u16 ShortData; + struct + { + u16 FragNum:4; + u16 SeqNum:12; + }field; +}SEQUENCE_CONTROL, *PSEQUENCE_CONTROL; + +typedef union _BA_PARAM_SET { + u8 charData[2]; + u16 shortData; + struct { + u16 AMSDU_Support:1; + u16 BAPolicy:1; + u16 TID:4; + u16 BufferSize:10; + } field; +} BA_PARAM_SET, *PBA_PARAM_SET; + +typedef union _DELBA_PARAM_SET { + u8 charData[2]; + u16 shortData; + struct { + u16 Reserved:11; + u16 Initiator:1; + u16 TID:4; + } field; +} DELBA_PARAM_SET, *PDELBA_PARAM_SET; + +typedef struct _BA_RECORD { + struct timer_list Timer; + u8 bValid; + u8 DialogToken; + BA_PARAM_SET BaParamSet; + u16 BaTimeoutValue; + SEQUENCE_CONTROL BaStartSeqCtrl; +} BA_RECORD, *PBA_RECORD; + +#endif //end _BATYPE_H_ + diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_BAProc.c b/drivers/staging/rtl8192e/ieee80211/rtl819x_BAProc.c new file mode 100644 index 0000000..98b3bb6 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_BAProc.c @@ -0,0 +1,779 @@ +/******************************************************************************************************************************** + * This file is created to process BA Action Frame. According to 802.11 spec, there are 3 BA action types at all. And as BA is + * related to TS, this part need some struture defined in QOS side code. Also TX RX is going to be resturctured, so how to send + * ADDBAREQ ADDBARSP and DELBA packet is still on consideration. Temporarily use MANAGE QUEUE instead of Normal Queue. + * WB 2008-05-27 + * *****************************************************************************************************************************/ +#include "ieee80211.h" +#include "rtl819x_BA.h" + +/******************************************************************************************************************** + *function: Activate BA entry. And if Time is nozero, start timer. + * input: PBA_RECORD pBA //BA entry to be enabled + * u16 Time //indicate time delay. + * output: none +********************************************************************************************************************/ +void ActivateBAEntry(struct ieee80211_device* ieee, PBA_RECORD pBA, u16 Time) +{ + pBA->bValid = true; + if(Time != 0) + mod_timer(&pBA->Timer, jiffies + MSECS(Time)); +} + +/******************************************************************************************************************** + *function: deactivate BA entry, including its timer. + * input: PBA_RECORD pBA //BA entry to be disabled + * output: none +********************************************************************************************************************/ +void DeActivateBAEntry( struct ieee80211_device* ieee, PBA_RECORD pBA) +{ + pBA->bValid = false; + del_timer_sync(&pBA->Timer); +} +/******************************************************************************************************************** + *function: deactivete BA entry in Tx Ts, and send DELBA. + * input: + * PTX_TS_RECORD pTxTs //Tx Ts which is to deactivate BA entry. + * output: none + * notice: As PTX_TS_RECORD structure will be defined in QOS, so wait to be merged. //FIXME +********************************************************************************************************************/ +u8 TxTsDeleteBA( struct ieee80211_device* ieee, PTX_TS_RECORD pTxTs) +{ + PBA_RECORD pAdmittedBa = &pTxTs->TxAdmittedBARecord; //These two BA entries must exist in TS structure + PBA_RECORD pPendingBa = &pTxTs->TxPendingBARecord; + u8 bSendDELBA = false; + + // Delete pending BA + if(pPendingBa->bValid) + { + DeActivateBAEntry(ieee, pPendingBa); + bSendDELBA = true; + } + + // Delete admitted BA + if(pAdmittedBa->bValid) + { + DeActivateBAEntry(ieee, pAdmittedBa); + bSendDELBA = true; + } + + return bSendDELBA; +} + +/******************************************************************************************************************** + *function: deactivete BA entry in Tx Ts, and send DELBA. + * input: + * PRX_TS_RECORD pRxTs //Rx Ts which is to deactivate BA entry. + * output: none + * notice: As PRX_TS_RECORD structure will be defined in QOS, so wait to be merged. //FIXME, same with above +********************************************************************************************************************/ +u8 RxTsDeleteBA( struct ieee80211_device* ieee, PRX_TS_RECORD pRxTs) +{ + PBA_RECORD pBa = &pRxTs->RxAdmittedBARecord; + u8 bSendDELBA = false; + + if(pBa->bValid) + { + DeActivateBAEntry(ieee, pBa); + bSendDELBA = true; + } + + return bSendDELBA; +} + +/******************************************************************************************************************** + *function: reset BA entry + * input: + * PBA_RECORD pBA //entry to be reset + * output: none +********************************************************************************************************************/ +void ResetBaEntry( PBA_RECORD pBA) +{ + pBA->bValid = false; + pBA->BaParamSet.shortData = 0; + pBA->BaTimeoutValue = 0; + pBA->DialogToken = 0; + pBA->BaStartSeqCtrl.ShortData = 0; +} +//These functions need porting here or not? +/******************************************************************************************************************************* + *function: construct ADDBAREQ and ADDBARSP frame here together. + * input: u8* Dst //ADDBA frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA. + * u16 StatusCode //status code in RSP and I will use it to indicate whether it's RSP or REQ(will I?) + * u8 type //indicate whether it's RSP(ACT_ADDBARSP) ow REQ(ACT_ADDBAREQ) + * output: none + * return: sk_buff* skb //return constructed skb to xmit +*******************************************************************************************************************************/ +static struct sk_buff* ieee80211_ADDBA(struct ieee80211_device* ieee, u8* Dst, PBA_RECORD pBA, u16 StatusCode, u8 type) +{ + struct sk_buff *skb = NULL; + struct ieee80211_hdr_3addr* BAReq = NULL; + u8* tag = NULL; + u16 tmp = 0; + u16 len = ieee->tx_headroom + 9; + //category(1) + action field(1) + Dialog Token(1) + BA Parameter Set(2) + BA Timeout Value(2) + BA Start SeqCtrl(2)(or StatusCode(2)) + IEEE80211_DEBUG(IEEE80211_DL_TRACE | IEEE80211_DL_BA, "========>%s(), frame(%d) sentd to:"MAC_FMT", ieee->dev:%p\n", __FUNCTION__, type, MAC_ARG(Dst), ieee->dev); + if (pBA == NULL||ieee == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "pBA(%p) is NULL or ieee(%p) is NULL\n", pBA, ieee); + return NULL; + } + skb = dev_alloc_skb(len + sizeof( struct ieee80211_hdr_3addr)); //need to add something others? FIXME + if (skb == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc skb for ADDBA_REQ\n"); + return NULL; + } + + memset(skb->data, 0, sizeof( struct ieee80211_hdr_3addr)); //I wonder whether it's necessary. Apparently kernel will not do it when alloc a skb. + skb_reserve(skb, ieee->tx_headroom); + + BAReq = ( struct ieee80211_hdr_3addr *) skb_put(skb,sizeof( struct ieee80211_hdr_3addr)); + + memcpy(BAReq->addr1, Dst, ETH_ALEN); + memcpy(BAReq->addr2, ieee->dev->dev_addr, ETH_ALEN); + + memcpy(BAReq->addr3, ieee->current_network.bssid, ETH_ALEN); + + BAReq->frame_ctl = cpu_to_le16(IEEE80211_STYPE_MANAGE_ACT); //action frame + + //tag += sizeof( struct ieee80211_hdr_3addr); //move to action field + tag = (u8*)skb_put(skb, 9); + *tag ++= ACT_CAT_BA; + *tag ++= type; + // Dialog Token + *tag ++= pBA->DialogToken; + + if (ACT_ADDBARSP == type) + { + // Status Code + printk("=====>to send ADDBARSP\n"); + tmp = cpu_to_le16(StatusCode); + memcpy(tag, (u8*)&tmp, 2); + tag += 2; + } + // BA Parameter Set + tmp = cpu_to_le16(pBA->BaParamSet.shortData); + memcpy(tag, (u8*)&tmp, 2); + tag += 2; + // BA Timeout Value + tmp = cpu_to_le16(pBA->BaTimeoutValue); + memcpy(tag, (u8*)&tmp, 2); + tag += 2; + + if (ACT_ADDBAREQ == type) + { + // BA Start SeqCtrl + memcpy(tag,(u8*)&(pBA->BaStartSeqCtrl), 2); + tag += 2; + } + + IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len); + return skb; + //return NULL; +} + +#if 0 //I try to merge ADDBA_REQ and ADDBA_RSP frames together.. +/******************************************************************************************************************** + *function: construct ADDBAREQ frame + * input: u8* dst //ADDBARsp frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA_RSP. + * u16 StatusCode //status code. + * output: none + * return: sk_buff* skb //return constructed skb to xmit +********************************************************************************************************************/ +static struct sk_buff* ieee80211_ADDBA_Rsp( IN struct ieee80211_device* ieee, u8* dst, PBA_RECORD pBA, u16 StatusCode) +{ + OCTET_STRING osADDBAFrame, tmp; + + FillOctetString(osADDBAFrame, Buffer, 0); + *pLength = 0; + + ConstructMaFrameHdr( + Adapter, + Addr, + ACT_CAT_BA, + ACT_ADDBARSP, + &osADDBAFrame ); + + // Dialog Token + FillOctetString(tmp, &pBA->DialogToken, 1); + PacketAppendData(&osADDBAFrame, tmp); + + // Status Code + FillOctetString(tmp, &StatusCode, 2); + PacketAppendData(&osADDBAFrame, tmp); + + // BA Parameter Set + FillOctetString(tmp, &pBA->BaParamSet, 2); + PacketAppendData(&osADDBAFrame, tmp); + + // BA Timeout Value + FillOctetString(tmp, &pBA->BaTimeoutValue, 2); + PacketAppendData(&osADDBAFrame, tmp); + + *pLength = osADDBAFrame.Length; +} +#endif + +/******************************************************************************************************************** + *function: construct DELBA frame + * input: u8* dst //DELBA frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA + * TR_SELECT TxRxSelect //TX RX direction + * u16 ReasonCode //status code. + * output: none + * return: sk_buff* skb //return constructed skb to xmit +********************************************************************************************************************/ +static struct sk_buff* ieee80211_DELBA( + struct ieee80211_device* ieee, + u8* dst, + PBA_RECORD pBA, + TR_SELECT TxRxSelect, + u16 ReasonCode + ) +{ + DELBA_PARAM_SET DelbaParamSet; + struct sk_buff *skb = NULL; + struct ieee80211_hdr_3addr* Delba = NULL; + u8* tag = NULL; + u16 tmp = 0; + //len = head len + DELBA Parameter Set(2) + Reason Code(2) + u16 len = 6 + ieee->tx_headroom; + + if (net_ratelimit()) + IEEE80211_DEBUG(IEEE80211_DL_TRACE | IEEE80211_DL_BA, "========>%s(), ReasonCode(%d) sentd to:"MAC_FMT"\n", __FUNCTION__, ReasonCode, MAC_ARG(dst)); + + memset(&DelbaParamSet, 0, 2); + + DelbaParamSet.field.Initiator = (TxRxSelect==TX_DIR)?1:0; + DelbaParamSet.field.TID = pBA->BaParamSet.field.TID; + + skb = dev_alloc_skb(len + sizeof( struct ieee80211_hdr_3addr)); //need to add something others? FIXME + if (skb == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc skb for ADDBA_REQ\n"); + return NULL; + } +// memset(skb->data, 0, len+sizeof( struct ieee80211_hdr_3addr)); + skb_reserve(skb, ieee->tx_headroom); + + Delba = ( struct ieee80211_hdr_3addr *) skb_put(skb,sizeof( struct ieee80211_hdr_3addr)); + + memcpy(Delba->addr1, dst, ETH_ALEN); + memcpy(Delba->addr2, ieee->dev->dev_addr, ETH_ALEN); + memcpy(Delba->addr3, ieee->current_network.bssid, ETH_ALEN); + Delba->frame_ctl = cpu_to_le16(IEEE80211_STYPE_MANAGE_ACT); //action frame + + tag = (u8*)skb_put(skb, 6); + + *tag ++= ACT_CAT_BA; + *tag ++= ACT_DELBA; + + // DELBA Parameter Set + tmp = cpu_to_le16(DelbaParamSet.shortData); + memcpy(tag, (u8*)&tmp, 2); + tag += 2; + // Reason Code + tmp = cpu_to_le16(ReasonCode); + memcpy(tag, (u8*)&tmp, 2); + tag += 2; + + IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len); + if (net_ratelimit()) + IEEE80211_DEBUG(IEEE80211_DL_TRACE | IEEE80211_DL_BA, "<=====%s()\n", __FUNCTION__); + return skb; +} + +/******************************************************************************************************************** + *function: send ADDBAReq frame out + * input: u8* dst //ADDBAReq frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA + * output: none + * notice: If any possible, please hide pBA in ieee. And temporarily use Manage Queue as softmac_mgmt_xmit() usually does +********************************************************************************************************************/ +void ieee80211_send_ADDBAReq(struct ieee80211_device* ieee, u8* dst, PBA_RECORD pBA) +{ + struct sk_buff *skb = NULL; + skb = ieee80211_ADDBA(ieee, dst, pBA, 0, ACT_ADDBAREQ); //construct ACT_ADDBAREQ frames so set statuscode zero. + + if (skb) + { + softmac_mgmt_xmit(skb, ieee); + //add statistic needed here. + //and skb will be freed in softmac_mgmt_xmit(), so omit all dev_kfree_skb_any() outside softmac_mgmt_xmit() + //WB + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "alloc skb error in function %s()\n", __FUNCTION__); + } + return; +} + +/******************************************************************************************************************** + *function: send ADDBARSP frame out + * input: u8* dst //DELBA frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA + * u16 StatusCode //RSP StatusCode + * output: none + * notice: If any possible, please hide pBA in ieee. And temporarily use Manage Queue as softmac_mgmt_xmit() usually does +********************************************************************************************************************/ +void ieee80211_send_ADDBARsp(struct ieee80211_device* ieee, u8* dst, PBA_RECORD pBA, u16 StatusCode) +{ + struct sk_buff *skb = NULL; + skb = ieee80211_ADDBA(ieee, dst, pBA, StatusCode, ACT_ADDBARSP); //construct ACT_ADDBARSP frames + if (skb) + { + softmac_mgmt_xmit(skb, ieee); + //same above + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "alloc skb error in function %s()\n", __FUNCTION__); + } + + return; + +} +/******************************************************************************************************************** + *function: send ADDBARSP frame out + * input: u8* dst //DELBA frame's destination + * PBA_RECORD pBA //BA_RECORD entry which stores the necessary information for BA + * TR_SELECT TxRxSelect //TX or RX + * u16 ReasonCode //DEL ReasonCode + * output: none + * notice: If any possible, please hide pBA in ieee. And temporarily use Manage Queue as softmac_mgmt_xmit() usually does +********************************************************************************************************************/ + +void ieee80211_send_DELBA(struct ieee80211_device* ieee, u8* dst, PBA_RECORD pBA, TR_SELECT TxRxSelect, u16 ReasonCode) +{ + struct sk_buff *skb = NULL; + skb = ieee80211_DELBA(ieee, dst, pBA, TxRxSelect, ReasonCode); //construct ACT_ADDBARSP frames + if (skb) + { + softmac_mgmt_xmit(skb, ieee); + //same above + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "alloc skb error in function %s()\n", __FUNCTION__); + } + return ; +} + +/******************************************************************************************************************** + *function: RX ADDBAReq + * input: struct sk_buff * skb //incoming ADDBAReq skb. + * return: 0(pass), other(fail) + * notice: As this function need support of QOS, I comment some code out. And when qos is ready, this code need to be support. +********************************************************************************************************************/ +int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb) +{ + struct ieee80211_hdr_3addr* req = NULL; + u16 rc = 0; + u8 * dst = NULL, *pDialogToken = NULL, *tag = NULL; + PBA_RECORD pBA = NULL; + PBA_PARAM_SET pBaParamSet = NULL; + u16* pBaTimeoutVal = NULL; + PSEQUENCE_CONTROL pBaStartSeqCtrl = NULL; + PRX_TS_RECORD pTS = NULL; + + if (skb->len < sizeof( struct ieee80211_hdr_3addr) + 9) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, " Invalid skb len in BAREQ(%d / %d)\n", skb->len, (sizeof( struct ieee80211_hdr_3addr) + 9)); + return -1; + } + + IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len); + + req = ( struct ieee80211_hdr_3addr*) skb->data; + tag = (u8*)req; + dst = (u8*)(&req->addr2[0]); + tag += sizeof( struct ieee80211_hdr_3addr); + pDialogToken = tag + 2; //category+action + pBaParamSet = (PBA_PARAM_SET)(tag + 3); //+DialogToken + pBaTimeoutVal = (u16*)(tag + 5); + pBaStartSeqCtrl = (PSEQUENCE_CONTROL)(req + 7); + + printk("====================>rx ADDBAREQ from :"MAC_FMT"\n", MAC_ARG(dst)); +//some other capability is not ready now. + if( (ieee->current_network.qos_data.active == 0) || + (ieee->pHTInfo->bCurrentHTSupport == false)) //|| + // (ieee->pStaQos->bEnableRxImmBA == false) ) + { + rc = ADDBA_STATUS_REFUSED; + IEEE80211_DEBUG(IEEE80211_DL_ERR, "Failed to reply on ADDBA_REQ as some capability is not ready(%d, %d)\n", ieee->current_network.qos_data.active, ieee->pHTInfo->bCurrentHTSupport); + goto OnADDBAReq_Fail; + } + // Search for related traffic stream. + // If there is no matched TS, reject the ADDBA request. + if( !GetTs( + ieee, + (PTS_COMMON_INFO*)(&pTS), + dst, + (u8)(pBaParamSet->field.TID), + RX_DIR, + true) ) + { + rc = ADDBA_STATUS_REFUSED; + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't get TS in %s()\n", __FUNCTION__); + goto OnADDBAReq_Fail; + } + pBA = &pTS->RxAdmittedBARecord; + // To Determine the ADDBA Req content + // We can do much more check here, including BufferSize, AMSDU_Support, Policy, StartSeqCtrl... + // I want to check StartSeqCtrl to make sure when we start aggregation!!! + // + if(pBaParamSet->field.BAPolicy == BA_POLICY_DELAYED) + { + rc = ADDBA_STATUS_INVALID_PARAM; + IEEE80211_DEBUG(IEEE80211_DL_ERR, "BA Policy is not correct in %s()\n", __FUNCTION__); + goto OnADDBAReq_Fail; + } + // Admit the ADDBA Request + // + DeActivateBAEntry(ieee, pBA); + pBA->DialogToken = *pDialogToken; + pBA->BaParamSet = *pBaParamSet; + pBA->BaTimeoutValue = *pBaTimeoutVal; + pBA->BaStartSeqCtrl = *pBaStartSeqCtrl; + //for half N mode we only aggregate 1 frame + if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) + pBA->BaParamSet.field.BufferSize = 1; + else + pBA->BaParamSet.field.BufferSize = 32; + ActivateBAEntry(ieee, pBA, pBA->BaTimeoutValue); + ieee80211_send_ADDBARsp(ieee, dst, pBA, ADDBA_STATUS_SUCCESS); + + // End of procedure. + return 0; + +OnADDBAReq_Fail: + { + BA_RECORD BA; + BA.BaParamSet = *pBaParamSet; + BA.BaTimeoutValue = *pBaTimeoutVal; + BA.DialogToken = *pDialogToken; + BA.BaParamSet.field.BAPolicy = BA_POLICY_IMMEDIATE; + ieee80211_send_ADDBARsp(ieee, dst, &BA, rc); + return 0; //we send RSP out. + } + +} + +/******************************************************************************************************************** + *function: RX ADDBARSP + * input: struct sk_buff * skb //incoming ADDBAReq skb. + * return: 0(pass), other(fail) + * notice: As this function need support of QOS, I comment some code out. And when qos is ready, this code need to be support. +********************************************************************************************************************/ +int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb) +{ + struct ieee80211_hdr_3addr* rsp = NULL; + PBA_RECORD pPendingBA, pAdmittedBA; + PTX_TS_RECORD pTS = NULL; + u8* dst = NULL, *pDialogToken = NULL, *tag = NULL; + u16* pStatusCode = NULL, *pBaTimeoutVal = NULL; + PBA_PARAM_SET pBaParamSet = NULL; + u16 ReasonCode; + + if (skb->len < sizeof( struct ieee80211_hdr_3addr) + 9) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, " Invalid skb len in BARSP(%d / %d)\n", skb->len, (sizeof( struct ieee80211_hdr_3addr) + 9)); + return -1; + } + rsp = ( struct ieee80211_hdr_3addr*)skb->data; + tag = (u8*)rsp; + dst = (u8*)(&rsp->addr2[0]); + tag += sizeof( struct ieee80211_hdr_3addr); + pDialogToken = tag + 2; + pStatusCode = (u16*)(tag + 3); + pBaParamSet = (PBA_PARAM_SET)(tag + 5); + pBaTimeoutVal = (u16*)(tag + 7); + + // Check the capability + // Since we can always receive A-MPDU, we just check if it is under HT mode. + if( ieee->current_network.qos_data.active == 0 || + ieee->pHTInfo->bCurrentHTSupport == false || + ieee->pHTInfo->bCurrentAMPDUEnable == false ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "reject to ADDBA_RSP as some capability is not ready(%d, %d, %d)\n",ieee->current_network.qos_data.active, ieee->pHTInfo->bCurrentHTSupport, ieee->pHTInfo->bCurrentAMPDUEnable); + ReasonCode = DELBA_REASON_UNKNOWN_BA; + goto OnADDBARsp_Reject; + } + + + // + // Search for related TS. + // If there is no TS found, we wil reject ADDBA Rsp by sending DELBA frame. + // + if (!GetTs( + ieee, + (PTS_COMMON_INFO*)(&pTS), + dst, + (u8)(pBaParamSet->field.TID), + TX_DIR, + false) ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't get TS in %s()\n", __FUNCTION__); + ReasonCode = DELBA_REASON_UNKNOWN_BA; + goto OnADDBARsp_Reject; + } + + pTS->bAddBaReqInProgress = false; + pPendingBA = &pTS->TxPendingBARecord; + pAdmittedBA = &pTS->TxAdmittedBARecord; + + + // + // Check if related BA is waiting for setup. + // If not, reject by sending DELBA frame. + // + if((pAdmittedBA->bValid==true)) + { + // Since BA is already setup, we ignore all other ADDBA Response. + IEEE80211_DEBUG(IEEE80211_DL_BA, "OnADDBARsp(): Recv ADDBA Rsp. Drop because already admit it! \n"); + return -1; + } + else if((pPendingBA->bValid == false) ||(*pDialogToken != pPendingBA->DialogToken)) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "OnADDBARsp(): Recv ADDBA Rsp. BA invalid, DELBA! \n"); + ReasonCode = DELBA_REASON_UNKNOWN_BA; + goto OnADDBARsp_Reject; + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_BA, "OnADDBARsp(): Recv ADDBA Rsp. BA is admitted! Status code:%X\n", *pStatusCode); + DeActivateBAEntry(ieee, pPendingBA); + } + + + if(*pStatusCode == ADDBA_STATUS_SUCCESS) + { + // + // Determine ADDBA Rsp content here. + // We can compare the value of BA parameter set that Peer returned and Self sent. + // If it is OK, then admitted. Or we can send DELBA to cancel BA mechanism. + // + if(pBaParamSet->field.BAPolicy == BA_POLICY_DELAYED) + { + // Since this is a kind of ADDBA failed, we delay next ADDBA process. + pTS->bAddBaReqDelayed = true; + DeActivateBAEntry(ieee, pAdmittedBA); + ReasonCode = DELBA_REASON_END_BA; + goto OnADDBARsp_Reject; + } + + + // + // Admitted condition + // + pAdmittedBA->DialogToken = *pDialogToken; + pAdmittedBA->BaTimeoutValue = *pBaTimeoutVal; + pAdmittedBA->BaStartSeqCtrl = pPendingBA->BaStartSeqCtrl; + pAdmittedBA->BaParamSet = *pBaParamSet; + DeActivateBAEntry(ieee, pAdmittedBA); + ActivateBAEntry(ieee, pAdmittedBA, *pBaTimeoutVal); + } + else + { + // Delay next ADDBA process. + pTS->bAddBaReqDelayed = true; + } + + // End of procedure + return 0; + +OnADDBARsp_Reject: + { + BA_RECORD BA; + BA.BaParamSet = *pBaParamSet; + ieee80211_send_DELBA(ieee, dst, &BA, TX_DIR, ReasonCode); + return 0; + } + +} + +/******************************************************************************************************************** + *function: RX DELBA + * input: struct sk_buff * skb //incoming ADDBAReq skb. + * return: 0(pass), other(fail) + * notice: As this function need support of QOS, I comment some code out. And when qos is ready, this code need to be support. +********************************************************************************************************************/ +int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb) +{ + struct ieee80211_hdr_3addr* delba = NULL; + PDELBA_PARAM_SET pDelBaParamSet = NULL; + u16* pReasonCode = NULL; + u8* dst = NULL; + + if (skb->len < sizeof( struct ieee80211_hdr_3addr) + 6) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, " Invalid skb len in DELBA(%d / %d)\n", skb->len, (sizeof( struct ieee80211_hdr_3addr) + 6)); + return -1; + } + + if(ieee->current_network.qos_data.active == 0 || + ieee->pHTInfo->bCurrentHTSupport == false ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "received DELBA while QOS or HT is not supported(%d, %d)\n",ieee->current_network.qos_data.active, ieee->pHTInfo->bCurrentHTSupport); + return -1; + } + + IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len); + delba = ( struct ieee80211_hdr_3addr*)skb->data; + dst = (u8*)(&delba->addr2[0]); + delba += sizeof( struct ieee80211_hdr_3addr); + pDelBaParamSet = (PDELBA_PARAM_SET)(delba+2); + pReasonCode = (u16*)(delba+4); + + if(pDelBaParamSet->field.Initiator == 1) + { + PRX_TS_RECORD pRxTs; + + if( !GetTs( + ieee, + (PTS_COMMON_INFO*)&pRxTs, + dst, + (u8)pDelBaParamSet->field.TID, + RX_DIR, + false) ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't get TS for RXTS in %s()\n", __FUNCTION__); + return -1; + } + + RxTsDeleteBA(ieee, pRxTs); + } + else + { + PTX_TS_RECORD pTxTs; + + if(!GetTs( + ieee, + (PTS_COMMON_INFO*)&pTxTs, + dst, + (u8)pDelBaParamSet->field.TID, + TX_DIR, + false) ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't get TS for TXTS in %s()\n", __FUNCTION__); + return -1; + } + + pTxTs->bUsingBa = false; + pTxTs->bAddBaReqInProgress = false; + pTxTs->bAddBaReqDelayed = false; + del_timer_sync(&pTxTs->TsAddBaTimer); + //PlatformCancelTimer(Adapter, &pTxTs->TsAddBaTimer); + TxTsDeleteBA(ieee, pTxTs); + } + return 0; +} + +// +// ADDBA initiate. This can only be called by TX side. +// +void +TsInitAddBA( + struct ieee80211_device* ieee, + PTX_TS_RECORD pTS, + u8 Policy, + u8 bOverwritePending + ) +{ + PBA_RECORD pBA = &pTS->TxPendingBARecord; + + if(pBA->bValid==true && bOverwritePending==false) + return; + + // Set parameters to "Pending" variable set + DeActivateBAEntry(ieee, pBA); + + pBA->DialogToken++; // DialogToken: Only keep the latest dialog token + pBA->BaParamSet.field.AMSDU_Support = 0; // Do not support A-MSDU with A-MPDU now!! + pBA->BaParamSet.field.BAPolicy = Policy; // Policy: Delayed or Immediate + pBA->BaParamSet.field.TID = pTS->TsCommonInfo.TSpec.f.TSInfo.field.ucTSID; // TID + // BufferSize: This need to be set according to A-MPDU vector + pBA->BaParamSet.field.BufferSize = 32; // BufferSize: This need to be set according to A-MPDU vector + pBA->BaTimeoutValue = 0; // Timeout value: Set 0 to disable Timer + pBA->BaStartSeqCtrl.field.SeqNum = (pTS->TxCurSeq + 3) % 4096; // Block Ack will start after 3 packets later. + + ActivateBAEntry(ieee, pBA, BA_SETUP_TIMEOUT); + + ieee80211_send_ADDBAReq(ieee, pTS->TsCommonInfo.Addr, pBA); +} + +void +TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect) +{ + + if(TxRxSelect == TX_DIR) + { + PTX_TS_RECORD pTxTs = (PTX_TS_RECORD)pTsCommonInfo; + + if(TxTsDeleteBA(ieee, pTxTs)) + ieee80211_send_DELBA( + ieee, + pTsCommonInfo->Addr, + (pTxTs->TxAdmittedBARecord.bValid)?(&pTxTs->TxAdmittedBARecord):(&pTxTs->TxPendingBARecord), + TxRxSelect, + DELBA_REASON_END_BA); + } + else if(TxRxSelect == RX_DIR) + { + PRX_TS_RECORD pRxTs = (PRX_TS_RECORD)pTsCommonInfo; + if(RxTsDeleteBA(ieee, pRxTs)) + ieee80211_send_DELBA( + ieee, + pTsCommonInfo->Addr, + &pRxTs->RxAdmittedBARecord, + TxRxSelect, + DELBA_REASON_END_BA ); + } +} +/******************************************************************************************************************** + *function: BA setup timer + * input: unsigned long data //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer + * return: NULL + * notice: +********************************************************************************************************************/ +void BaSetupTimeOut(unsigned long data) +{ + PTX_TS_RECORD pTxTs = (PTX_TS_RECORD)data; + + pTxTs->bAddBaReqInProgress = false; + pTxTs->bAddBaReqDelayed = true; + pTxTs->TxPendingBARecord.bValid = false; +} + +void TxBaInactTimeout(unsigned long data) +{ + PTX_TS_RECORD pTxTs = (PTX_TS_RECORD)data; + struct ieee80211_device *ieee = container_of(pTxTs, struct ieee80211_device, TxTsRecord[pTxTs->num]); + TxTsDeleteBA(ieee, pTxTs); + ieee80211_send_DELBA( + ieee, + pTxTs->TsCommonInfo.Addr, + &pTxTs->TxAdmittedBARecord, + TX_DIR, + DELBA_REASON_TIMEOUT); +} + +void RxBaInactTimeout(unsigned long data) +{ + PRX_TS_RECORD pRxTs = (PRX_TS_RECORD)data; + struct ieee80211_device *ieee = container_of(pRxTs, struct ieee80211_device, RxTsRecord[pRxTs->num]); + + RxTsDeleteBA(ieee, pRxTs); + ieee80211_send_DELBA( + ieee, + pRxTs->TsCommonInfo.Addr, + &pRxTs->RxAdmittedBARecord, + RX_DIR, + DELBA_REASON_TIMEOUT); + return ; +} + diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_HT.h b/drivers/staging/rtl8192e/ieee80211/rtl819x_HT.h new file mode 100644 index 0000000..992b718 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_HT.h @@ -0,0 +1,481 @@ +#ifndef _RTL819XU_HTTYPE_H_ +#define _RTL819XU_HTTYPE_H_ + +//------------------------------------------------------------ +// The HT Capability element is present in beacons, association request, +// reassociation request and probe response frames +//------------------------------------------------------------ + +// +// Operation mode value +// +#define HT_OPMODE_NO_PROTECT 0 +#define HT_OPMODE_OPTIONAL 1 +#define HT_OPMODE_40MHZ_PROTECT 2 +#define HT_OPMODE_MIXED 3 + +// +// MIMO Power Save Setings +// +#define MIMO_PS_STATIC 0 +#define MIMO_PS_DYNAMIC 1 +#define MIMO_PS_NOLIMIT 3 + + +// +// There should be 128 bits to cover all of the MCS rates. However, since +// 8190 does not support too much rates, one integer is quite enough. +// + +#define sHTCLng 4 + + +#define HT_SUPPORTED_MCS_1SS_BITMAP 0x000000ff +#define HT_SUPPORTED_MCS_2SS_BITMAP 0x0000ff00 +#define HT_SUPPORTED_MCS_1SS_2SS_BITMAP HT_MCS_1SS_BITMAP|HT_MCS_1SS_2SS_BITMAP + + +typedef enum _HT_MCS_RATE{ + HT_MCS0 = 0x00000001, + HT_MCS1 = 0x00000002, + HT_MCS2 = 0x00000004, + HT_MCS3 = 0x00000008, + HT_MCS4 = 0x00000010, + HT_MCS5 = 0x00000020, + HT_MCS6 = 0x00000040, + HT_MCS7 = 0x00000080, + HT_MCS8 = 0x00000100, + HT_MCS9 = 0x00000200, + HT_MCS10 = 0x00000400, + HT_MCS11 = 0x00000800, + HT_MCS12 = 0x00001000, + HT_MCS13 = 0x00002000, + HT_MCS14 = 0x00004000, + HT_MCS15 = 0x00008000, + // Do not define MCS32 here although 8190 support MCS32 +}HT_MCS_RATE,*PHT_MCS_RATE; + +// +// Represent Channel Width in HT Capabilities +// +typedef enum _HT_CHANNEL_WIDTH{ + HT_CHANNEL_WIDTH_20 = 0, + HT_CHANNEL_WIDTH_20_40 = 1, +}HT_CHANNEL_WIDTH, *PHT_CHANNEL_WIDTH; + +// +// Represent Extention Channel Offset in HT Capabilities +// This is available only in 40Mhz mode. +// +typedef enum _HT_EXTCHNL_OFFSET{ + HT_EXTCHNL_OFFSET_NO_EXT = 0, + HT_EXTCHNL_OFFSET_UPPER = 1, + HT_EXTCHNL_OFFSET_NO_DEF = 2, + HT_EXTCHNL_OFFSET_LOWER = 3, +}HT_EXTCHNL_OFFSET, *PHT_EXTCHNL_OFFSET; + +typedef enum _CHNLOP{ + CHNLOP_NONE = 0, // No Action now + CHNLOP_SCAN = 1, // Scan in progress + CHNLOP_SWBW = 2, // Bandwidth switching in progress + CHNLOP_SWCHNL = 3, // Software Channel switching in progress +} CHNLOP, *PCHNLOP; + +// Determine if the Channel Operation is in progress +#define CHHLOP_IN_PROGRESS(_pHTInfo) \ + ((_pHTInfo)->ChnlOp > CHNLOP_NONE) ? TRUE : FALSE + +/* +typedef union _HT_CAPABILITY{ + u16 ShortData; + u8 CharData[2]; + struct + { + u16 AdvCoding:1; + u16 ChlWidth:1; + u16 MimoPwrSave:2; + u16 GreenField:1; + u16 ShortGI20Mhz:1; + u16 ShortGI40Mhz:1; + u16 STBC:1; + u16 BeamForm:1; + u16 DelayBA:1; + u16 MaxAMSDUSize:1; + u16 DssCCk:1; + u16 PSMP:1; + u16 Rsvd:3; + }Field; +}HT_CAPABILITY, *PHT_CAPABILITY; + +typedef union _HT_CAPABILITY_MACPARA{ + u8 ShortData; + u8 CharData[1]; + struct + { + u8 MaxRxAMPDU:2; + u8 MPDUDensity:2; + u8 Rsvd:4; + }Field; +}HT_CAPABILITY_MACPARA, *PHT_CAPABILITY_MACPARA; +*/ + +typedef enum _HT_ACTION{ + ACT_RECOMMAND_WIDTH = 0, + ACT_MIMO_PWR_SAVE = 1, + ACT_PSMP = 2, + ACT_SET_PCO_PHASE = 3, + ACT_MIMO_CHL_MEASURE = 4, + ACT_RECIPROCITY_CORRECT = 5, + ACT_MIMO_CSI_MATRICS = 6, + ACT_MIMO_NOCOMPR_STEER = 7, + ACT_MIMO_COMPR_STEER = 8, + ACT_ANTENNA_SELECT = 9, +} HT_ACTION, *PHT_ACTION; + + +/* 2007/06/07 MH Define sub-carrier mode for 40MHZ. */ +typedef enum _HT_Bandwidth_40MHZ_Sub_Carrier{ + SC_MODE_DUPLICATE = 0, + SC_MODE_LOWER = 1, + SC_MODE_UPPER = 2, + SC_MODE_FULL40MHZ = 3, +}HT_BW40_SC_E; + +typedef struct _HT_CAPABILITY_ELE{ + + //HT capability info + u8 AdvCoding:1; + u8 ChlWidth:1; + u8 MimoPwrSave:2; + u8 GreenField:1; + u8 ShortGI20Mhz:1; + u8 ShortGI40Mhz:1; + u8 TxSTBC:1; + u8 RxSTBC:2; + u8 DelayBA:1; + u8 MaxAMSDUSize:1; + u8 DssCCk:1; + u8 PSMP:1; + u8 Rsvd1:1; + u8 LSigTxopProtect:1; + + //MAC HT parameters info + u8 MaxRxAMPDUFactor:2; + u8 MPDUDensity:3; + u8 Rsvd2:3; + + //Supported MCS set + u8 MCS[16]; + + + //Extended HT Capability Info + u16 ExtHTCapInfo; + + //TXBF Capabilities + u8 TxBFCap[4]; + + //Antenna Selection Capabilities + u8 ASCap; + +} __attribute__ ((packed)) HT_CAPABILITY_ELE, *PHT_CAPABILITY_ELE; + +//------------------------------------------------------------ +// The HT Information element is present in beacons +// Only AP is required to include this element +//------------------------------------------------------------ + +typedef struct _HT_INFORMATION_ELE{ + u8 ControlChl; + + u8 ExtChlOffset:2; + u8 RecommemdedTxWidth:1; + u8 RIFS:1; + u8 PSMPAccessOnly:1; + u8 SrvIntGranularity:3; + + u8 OptMode:2; + u8 NonGFDevPresent:1; + u8 Revd1:5; + u8 Revd2:8; + + u8 Rsvd3:6; + u8 DualBeacon:1; + u8 DualCTSProtect:1; + + u8 SecondaryBeacon:1; + u8 LSigTxopProtectFull:1; + u8 PcoActive:1; + u8 PcoPhase:1; + u8 Rsvd4:4; + + u8 BasicMSC[16]; +} __attribute__ ((packed)) HT_INFORMATION_ELE, *PHT_INFORMATION_ELE; + +// +// MIMO Power Save control field. +// This is appear in MIMO Power Save Action Frame +// +typedef struct _MIMOPS_CTRL{ + u8 MimoPsEnable:1; + u8 MimoPsMode:1; + u8 Reserved:6; +} MIMOPS_CTRL, *PMIMOPS_CTRL; + +typedef enum _HT_SPEC_VER{ + HT_SPEC_VER_IEEE = 0, + HT_SPEC_VER_EWC = 1, +}HT_SPEC_VER, *PHT_SPEC_VER; + +typedef enum _HT_AGGRE_MODE_E{ + HT_AGG_AUTO = 0, + HT_AGG_FORCE_ENABLE = 1, + HT_AGG_FORCE_DISABLE = 2, +}HT_AGGRE_MODE_E, *PHT_AGGRE_MODE_E; + +//------------------------------------------------------------ +// The Data structure is used to keep HT related variables when card is +// configured as non-AP STA mode. **Note** Current_xxx should be set +// to default value in HTInitializeHTInfo() +//------------------------------------------------------------ + +typedef struct _RT_HIGH_THROUGHPUT{ + u8 bEnableHT; + u8 bCurrentHTSupport; + + u8 bRegBW40MHz; // Tx 40MHz channel capablity + u8 bCurBW40MHz; // Tx 40MHz channel capability + + u8 bRegShortGI40MHz; // Tx Short GI for 40Mhz + u8 bCurShortGI40MHz; // Tx Short GI for 40MHz + + u8 bRegShortGI20MHz; // Tx Short GI for 20MHz + u8 bCurShortGI20MHz; // Tx Short GI for 20MHz + + u8 bRegSuppCCK; // Tx CCK rate capability + u8 bCurSuppCCK; // Tx CCK rate capability + + // 802.11n spec version for "peer" + HT_SPEC_VER ePeerHTSpecVer; + + + // HT related information for "Self" + HT_CAPABILITY_ELE SelfHTCap; // This is HT cap element sent to peer STA, which also indicate HT Rx capabilities. + HT_INFORMATION_ELE SelfHTInfo; // This is HT info element sent to peer STA, which also indicate HT Rx capabilities. + + // HT related information for "Peer" + u8 PeerHTCapBuf[32]; + u8 PeerHTInfoBuf[32]; + + + // A-MSDU related + u8 bAMSDU_Support; // This indicates Tx A-MSDU capability + u16 nAMSDU_MaxSize; // This indicates Tx A-MSDU capability + u8 bCurrent_AMSDU_Support; // This indicates Tx A-MSDU capability + u16 nCurrent_AMSDU_MaxSize; // This indicates Tx A-MSDU capability + + + // AMPDU related <2006.08.10 Emily> + u8 bAMPDUEnable; // This indicate Tx A-MPDU capability + u8 bCurrentAMPDUEnable; // This indicate Tx A-MPDU capability + u8 AMPDU_Factor; // This indicate Tx A-MPDU capability + u8 CurrentAMPDUFactor; // This indicate Tx A-MPDU capability + u8 MPDU_Density; // This indicate Tx A-MPDU capability + u8 CurrentMPDUDensity; // This indicate Tx A-MPDU capability + + // Forced A-MPDU enable + HT_AGGRE_MODE_E ForcedAMPDUMode; + u8 ForcedAMPDUFactor; + u8 ForcedMPDUDensity; + + // Forced A-MSDU enable + HT_AGGRE_MODE_E ForcedAMSDUMode; + u16 ForcedAMSDUMaxSize; + + u8 bForcedShortGI; + + u8 CurrentOpMode; + + // MIMO PS related + u8 SelfMimoPs; + u8 PeerMimoPs; + + // 40MHz Channel Offset settings. + HT_EXTCHNL_OFFSET CurSTAExtChnlOffset; + u8 bCurTxBW40MHz; // If we use 40 MHz to Tx + u8 PeerBandwidth; + + // For Bandwidth Switching + u8 bSwBwInProgress; + CHNLOP ChnlOp; // software switching channel in progress. By Bruce, 2008-02-15. + u8 SwBwStep; + //struct timer_list SwBwTimer; //moved to ieee80211_device. as timer_list need include some header file here. + + // For Realtek proprietary A-MPDU factor for aggregation + u8 bRegRT2RTAggregation; + u8 bCurrentRT2RTAggregation; + u8 bCurrentRT2RTLongSlotTime; + u8 szRT2RTAggBuffer[10]; + + // Rx Reorder control + u8 bRegRxReorderEnable; + u8 bCurRxReorderEnable; + u8 RxReorderWinSize; + u8 RxReorderPendingTime; + u16 RxReorderDropCounter; + +#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE + u8 UsbTxAggrNum; +#endif +#ifdef USB_RX_AGGREGATION_SUPPORT + u8 UsbRxFwAggrEn; + u8 UsbRxFwAggrPageNum; + u8 UsbRxFwAggrPacketNum; + u8 UsbRxFwAggrTimeout; +#endif + + // Add for Broadcom(Linksys) IOT. Joseph + u8 bIsPeerBcm; + + // For IOT issue. + u8 IOTPeer; + u32 IOTAction; +} __attribute__ ((packed)) RT_HIGH_THROUGHPUT, *PRT_HIGH_THROUGHPUT; + + +//------------------------------------------------------------ +// The Data structure is used to keep HT related variable for "each Sta" +// when card is configured as "AP mode" +//------------------------------------------------------------ + +typedef struct _RT_HTINFO_STA_ENTRY{ + u8 bEnableHT; + + u8 bSupportCck; + + u16 AMSDU_MaxSize; + + u8 AMPDU_Factor; + u8 MPDU_Density; + + u8 HTHighestOperaRate; + + u8 bBw40MHz; + + u8 MimoPs; + + u8 McsRateSet[16]; + + +}RT_HTINFO_STA_ENTRY, *PRT_HTINFO_STA_ENTRY; + + + + + +//------------------------------------------------------------ +// The Data structure is used to keep HT related variable for "each AP" +// when card is configured as "STA mode" +//------------------------------------------------------------ + +typedef struct _BSS_HT{ + + u8 bdSupportHT; + + // HT related elements + u8 bdHTCapBuf[32]; + u16 bdHTCapLen; + u8 bdHTInfoBuf[32]; + u16 bdHTInfoLen; + + HT_SPEC_VER bdHTSpecVer; + //HT_CAPABILITY_ELE bdHTCapEle; + //HT_INFORMATION_ELE bdHTInfoEle; + + u8 bdRT2RTAggregation; + u8 bdRT2RTLongSlotTime; +} __attribute__ ((packed)) BSS_HT, *PBSS_HT; + +typedef struct _MIMO_RSSI{ + u32 EnableAntenna; + u32 AntennaA; + u32 AntennaB; + u32 AntennaC; + u32 AntennaD; + u32 Average; +}MIMO_RSSI, *PMIMO_RSSI; + +typedef struct _MIMO_EVM{ + u32 EVM1; + u32 EVM2; +}MIMO_EVM, *PMIMO_EVM; + +typedef struct _FALSE_ALARM_STATISTICS{ + u32 Cnt_Parity_Fail; + u32 Cnt_Rate_Illegal; + u32 Cnt_Crc8_fail; + u32 Cnt_all; +}FALSE_ALARM_STATISTICS, *PFALSE_ALARM_STATISTICS; + + +extern u8 MCS_FILTER_ALL[16]; +extern u8 MCS_FILTER_1SS[16]; + +/* 2007/07/11 MH Modify the macro. Becaus STA may link with a N-AP. If we set + STA in A/B/G mode and AP is still in N mode. The macro will be wrong. We have + to add a macro to judge wireless mode. */ +#define PICK_RATE(_nLegacyRate, _nMcsRate) \ + (_nMcsRate==0)?(_nLegacyRate&0x7f):(_nMcsRate) +/* 2007/07/12 MH We only define legacy and HT wireless mode now. */ +#define LEGACY_WIRELESS_MODE IEEE_MODE_MASK + +#define CURRENT_RATE(WirelessMode, LegacyRate, HTRate) \ + ((WirelessMode & (LEGACY_WIRELESS_MODE))!=0)?\ + (LegacyRate):\ + (PICK_RATE(LegacyRate, HTRate)) + + + +// MCS Bw 40 {1~7, 12~15,32} +#define RATE_ADPT_1SS_MASK 0xFF +#define RATE_ADPT_2SS_MASK 0xF0 //Skip MCS8~11 because mcs7 > mcs6, 9, 10, 11. 2007.01.16 by Emily +#define RATE_ADPT_MCS32_MASK 0x01 + +#define IS_11N_MCS_RATE(rate) (rate&0x80) + +typedef enum _HT_AGGRE_SIZE{ + HT_AGG_SIZE_8K = 0, + HT_AGG_SIZE_16K = 1, + HT_AGG_SIZE_32K = 2, + HT_AGG_SIZE_64K = 3, +}HT_AGGRE_SIZE_E, *PHT_AGGRE_SIZE_E; + +/* Indicate different AP vendor for IOT issue */ +typedef enum _HT_IOT_PEER +{ + HT_IOT_PEER_UNKNOWN = 0, + HT_IOT_PEER_REALTEK = 1, + HT_IOT_PEER_BROADCOM = 2, + HT_IOT_PEER_RALINK = 3, + HT_IOT_PEER_ATHEROS = 4, + HT_IOT_PEER_CISCO= 5, + HT_IOT_PEER_MAX = 6 +}HT_IOT_PEER_E, *PHTIOT_PEER_E; + +// +// IOT Action for different AP +// +typedef enum _HT_IOT_ACTION{ + HT_IOT_ACT_TX_USE_AMSDU_4K = 0x00000001, + HT_IOT_ACT_TX_USE_AMSDU_8K = 0x00000002, + HT_IOT_ACT_DISABLE_MCS14 = 0x00000004, + HT_IOT_ACT_DISABLE_MCS15 = 0x00000008, + HT_IOT_ACT_DISABLE_ALL_2SS = 0x00000010, + HT_IOT_ACT_DISABLE_EDCA_TURBO = 0x00000020, + HT_IOT_ACT_MGNT_USE_CCK_6M = 0x00000040, + HT_IOT_ACT_CDD_FSYNC = 0x00000080, + HT_IOT_ACT_PURE_N_MODE = 0x00000100, + HT_IOT_ACT_FORCED_CTS2SELF = 0x00000200, +}HT_IOT_ACTION_E, *PHT_IOT_ACTION_E; + +#endif //_RTL819XU_HTTYPE_H_ + diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_HTProc.c b/drivers/staging/rtl8192e/ieee80211/rtl819x_HTProc.c new file mode 100644 index 0000000..1e39214 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_HTProc.c @@ -0,0 +1,1719 @@ + +//As this function is mainly ported from Windows driver, so leave the name little changed. If any confusion caused, tell me. Created by WB. 2008.05.08 +#include "ieee80211.h" +#include "rtl819x_HT.h" +u8 MCS_FILTER_ALL[16] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + +u8 MCS_FILTER_1SS[16] = {0xff, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + +u16 MCS_DATA_RATE[2][2][77] = + { { {13, 26, 39, 52, 78, 104, 117, 130, 26, 52, 78 ,104, 156, 208, 234, 260, + 39, 78, 117, 234, 312, 351, 390, 52, 104, 156, 208, 312, 416, 468, 520, + 0, 78, 104, 130, 117, 156, 195, 104, 130, 130, 156, 182, 182, 208, 156, 195, + 195, 234, 273, 273, 312, 130, 156, 181, 156, 181, 208, 234, 208, 234, 260, 260, + 286, 195, 234, 273, 234, 273, 312, 351, 312, 351, 390, 390, 429}, // Long GI, 20MHz + {14, 29, 43, 58, 87, 116, 130, 144, 29, 58, 87, 116, 173, 231, 260, 289, + 43, 87, 130, 173, 260, 347, 390, 433, 58, 116, 173, 231, 347, 462, 520, 578, + 0, 87, 116, 144, 130, 173, 217, 116, 144, 144, 173, 202, 202, 231, 173, 217, + 217, 260, 303, 303, 347, 144, 173, 202, 173, 202, 231, 260, 231, 260, 289, 289, + 318, 217, 260, 303, 260, 303, 347, 390, 347, 390, 433, 433, 477} }, // Short GI, 20MHz + { {27, 54, 81, 108, 162, 216, 243, 270, 54, 108, 162, 216, 324, 432, 486, 540, + 81, 162, 243, 324, 486, 648, 729, 810, 108, 216, 324, 432, 648, 864, 972, 1080, + 12, 162, 216, 270, 243, 324, 405, 216, 270, 270, 324, 378, 378, 432, 324, 405, + 405, 486, 567, 567, 648, 270, 324, 378, 324, 378, 432, 486, 432, 486, 540, 540, + 594, 405, 486, 567, 486, 567, 648, 729, 648, 729, 810, 810, 891}, // Long GI, 40MHz + {30, 60, 90, 120, 180, 240, 270, 300, 60, 120, 180, 240, 360, 480, 540, 600, + 90, 180, 270, 360, 540, 720, 810, 900, 120, 240, 360, 480, 720, 960, 1080, 1200, + 13, 180, 240, 300, 270, 360, 450, 240, 300, 300, 360, 420, 420, 480, 360, 450, + 450, 540, 630, 630, 720, 300, 360, 420, 360, 420, 480, 540, 480, 540, 600, 600, + 660, 450, 540, 630, 540, 630, 720, 810, 720, 810, 900, 900, 990} } // Short GI, 40MHz + }; + +static u8 UNKNOWN_BORADCOM[3] = {0x00, 0x14, 0xbf}; +static u8 LINKSYSWRT330_LINKSYSWRT300_BROADCOM[3] = {0x00, 0x1a, 0x70}; +static u8 LINKSYSWRT350_LINKSYSWRT150_BROADCOM[3] = {0x00, 0x1d, 0x7e}; +static u8 NETGEAR834Bv2_BROADCOM[3] = {0x00, 0x1b, 0x2f}; +static u8 BELKINF5D8233V1_RALINK[3] = {0x00, 0x17, 0x3f}; //cosa 03202008 +static u8 BELKINF5D82334V3_RALINK[3] = {0x00, 0x1c, 0xdf}; +static u8 PCI_RALINK[3] = {0x00, 0x90, 0xcc}; +static u8 EDIMAX_RALINK[3] = {0x00, 0x0e, 0x2e}; +static u8 AIRLINK_RALINK[3] = {0x00, 0x18, 0x02}; +static u8 DLINK_ATHEROS[3] = {0x00, 0x1c, 0xf0}; +static u8 CISCO_BROADCOM[3] = {0x00, 0x17, 0x94}; + +// 2008/04/01 MH For Cisco G mode RX TP We need to change FW duration. Shoud we put the +// code in other place?? +//static u8 WIFI_CISCO_G_AP[3] = {0x00, 0x40, 0x96}; +/******************************************************************************************************************** + *function: This function update default settings in pHTInfo structure + * input: PRT_HIGH_THROUGHPUT pHTInfo + * output: none + * return: none + * notice: These value need be modified if any changes. + * *****************************************************************************************************************/ +void HTUpdateDefaultSetting(struct ieee80211_device* ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + //const typeof( ((struct ieee80211_device *)0)->pHTInfo ) *__mptr = &pHTInfo; + + //printk("pHTinfo:%p, &pHTinfo:%p, mptr:%p, offsetof:%x\n", pHTInfo, &pHTInfo, __mptr, offsetof(struct ieee80211_device, pHTInfo)); + //printk("===>ieee:%p,\n", ieee); + // ShortGI support + pHTInfo->bRegShortGI20MHz= 1; + pHTInfo->bRegShortGI40MHz= 1; + + // 40MHz channel support + pHTInfo->bRegBW40MHz = 1; + + // CCK rate support in 40MHz channel + if(pHTInfo->bRegBW40MHz) + pHTInfo->bRegSuppCCK = 1; + else + pHTInfo->bRegSuppCCK = true; + + // AMSDU related + pHTInfo->nAMSDU_MaxSize = 7935UL; + pHTInfo->bAMSDU_Support = 0; + + // AMPDU related + pHTInfo->bAMPDUEnable = 1; + pHTInfo->AMPDU_Factor = 2; //// 0: 2n13(8K), 1:2n14(16K), 2:2n15(32K), 3:2n16(64k) + pHTInfo->MPDU_Density = 0;// 0: No restriction, 1: 1/8usec, 2: 1/4usec, 3: 1/2usec, 4: 1usec, 5: 2usec, 6: 4usec, 7:8usec + + // MIMO Power Save + pHTInfo->SelfMimoPs = 3;// 0: Static Mimo Ps, 1: Dynamic Mimo Ps, 3: No Limitation, 2: Reserved(Set to 3 automatically.) + if(pHTInfo->SelfMimoPs == 2) + pHTInfo->SelfMimoPs = 3; + // 8190 only. Assign rate operation mode to firmware + ieee->bTxDisableRateFallBack = 0; + ieee->bTxUseDriverAssingedRate = 0; + +#ifdef TO_DO_LIST + // 8190 only. Assign duration operation mode to firmware + pMgntInfo->bTxEnableFwCalcDur = (BOOLEAN)pNdisCommon->bRegTxEnableFwCalcDur; +#endif + // 8190 only, Realtek proprietary aggregation mode + // Set MPDUDensity=2, 1: Set MPDUDensity=2(32k) for Realtek AP and set MPDUDensity=0(8k) for others + pHTInfo->bRegRT2RTAggregation = 1;//0: Set MPDUDensity=2, 1: Set MPDUDensity=2(32k) for Realtek AP and set MPDUDensity=0(8k) for others + + // For Rx Reorder Control + pHTInfo->bRegRxReorderEnable = 1; + pHTInfo->RxReorderWinSize = 64; + pHTInfo->RxReorderPendingTime = 30; + +#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE + pHTInfo->UsbTxAggrNum = 4; +#endif +#ifdef USB_RX_AGGREGATION_SUPPORT + pHTInfo->UsbRxFwAggrEn = 1; + pHTInfo->UsbRxFwAggrPageNum = 24; + pHTInfo->UsbRxFwAggrPacketNum = 8; + pHTInfo->UsbRxFwAggrTimeout = 16; ////usb rx FW aggregation timeout threshold.It's in units of 64us +#endif + + +} +/******************************************************************************************************************** + *function: This function print out each field on HT capability IE mainly from (Beacon/ProbeRsp/AssocReq) + * input: u8* CapIE //Capability IE to be printed out + * u8* TitleString //mainly print out caller function + * output: none + * return: none + * notice: Driver should not print out this message by default. + * *****************************************************************************************************************/ +void HTDebugHTCapability(u8* CapIE, u8* TitleString ) +{ + + static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; // For 11n EWC definition, 2007.07.17, by Emily + PHT_CAPABILITY_ELE pCapELE; + + if(!memcmp(CapIE, EWC11NHTCap, sizeof(EWC11NHTCap))) + { + //EWC IE + IEEE80211_DEBUG(IEEE80211_DL_HT, "EWC IE in %s()\n", __FUNCTION__); + pCapELE = (PHT_CAPABILITY_ELE)(&CapIE[4]); + }else + pCapELE = (PHT_CAPABILITY_ELE)(&CapIE[0]); + + IEEE80211_DEBUG(IEEE80211_DL_HT, "<Log HT Capability>. Called by %s\n", TitleString ); + + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupported Channel Width = %s\n", (pCapELE->ChlWidth)?"20MHz": "20/40MHz"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport Short GI for 20M = %s\n", (pCapELE->ShortGI20Mhz)?"YES": "NO"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport Short GI for 40M = %s\n", (pCapELE->ShortGI40Mhz)?"YES": "NO"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport TX STBC = %s\n", (pCapELE->TxSTBC)?"YES": "NO"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMax AMSDU Size = %s\n", (pCapELE->MaxAMSDUSize)?"3839": "7935"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport CCK in 20/40 mode = %s\n", (pCapELE->DssCCk)?"YES": "NO"); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMax AMPDU Factor = %d\n", pCapELE->MaxRxAMPDUFactor); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMPDU Density = %d\n", pCapELE->MPDUDensity); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMCS Rate Set = [%x][%x][%x][%x][%x]\n", pCapELE->MCS[0],\ + pCapELE->MCS[1], pCapELE->MCS[2], pCapELE->MCS[3], pCapELE->MCS[4]); + return; + +} +/******************************************************************************************************************** + *function: This function print out each field on HT Information IE mainly from (Beacon/ProbeRsp) + * input: u8* InfoIE //Capability IE to be printed out + * u8* TitleString //mainly print out caller function + * output: none + * return: none + * notice: Driver should not print out this message by default. + * *****************************************************************************************************************/ +void HTDebugHTInfo(u8* InfoIE, u8* TitleString) +{ + + static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34}; // For 11n EWC definition, 2007.07.17, by Emily + PHT_INFORMATION_ELE pHTInfoEle; + + if(!memcmp(InfoIE, EWC11NHTInfo, sizeof(EWC11NHTInfo))) + { + // Not EWC IE + IEEE80211_DEBUG(IEEE80211_DL_HT, "EWC IE in %s()\n", __FUNCTION__); + pHTInfoEle = (PHT_INFORMATION_ELE)(&InfoIE[4]); + }else + pHTInfoEle = (PHT_INFORMATION_ELE)(&InfoIE[0]); + + + IEEE80211_DEBUG(IEEE80211_DL_HT, "<Log HT Information Element>. Called by %s\n", TitleString); + + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tPrimary channel = %d\n", pHTInfoEle->ControlChl); + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSenondary channel ="); + switch(pHTInfoEle->ExtChlOffset) + { + case 0: + IEEE80211_DEBUG(IEEE80211_DL_HT, "Not Present\n"); + break; + case 1: + IEEE80211_DEBUG(IEEE80211_DL_HT, "Upper channel\n"); + break; + case 2: + IEEE80211_DEBUG(IEEE80211_DL_HT, "Reserved. Eooro!!!\n"); + break; + case 3: + IEEE80211_DEBUG(IEEE80211_DL_HT, "Lower Channel\n"); + break; + } + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tRecommended channel width = %s\n", (pHTInfoEle->RecommemdedTxWidth)?"20Mhz": "40Mhz"); + + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tOperation mode for protection = "); + switch(pHTInfoEle->OptMode) + { + case 0: + IEEE80211_DEBUG(IEEE80211_DL_HT, "No Protection\n"); + break; + case 1: + IEEE80211_DEBUG(IEEE80211_DL_HT, "HT non-member protection mode\n"); + break; + case 2: + IEEE80211_DEBUG(IEEE80211_DL_HT, "Suggest to open protection\n"); + break; + case 3: + IEEE80211_DEBUG(IEEE80211_DL_HT, "HT mixed mode\n"); + break; + } + + IEEE80211_DEBUG(IEEE80211_DL_HT, "\tBasic MCS Rate Set = [%x][%x][%x][%x][%x]\n", pHTInfoEle->BasicMSC[0],\ + pHTInfoEle->BasicMSC[1], pHTInfoEle->BasicMSC[2], pHTInfoEle->BasicMSC[3], pHTInfoEle->BasicMSC[4]); + return; +} + +/* +* Return: true if station in half n mode and AP supports 40 bw +*/ +bool IsHTHalfNmode40Bandwidth(struct ieee80211_device* ieee) +{ + bool retValue = false; + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + if(pHTInfo->bCurrentHTSupport == false ) // wireless is n mode + retValue = false; + else if(pHTInfo->bRegBW40MHz == false) // station supports 40 bw + retValue = false; + else if(!ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) // station in half n mode + retValue = false; + else if(((PHT_CAPABILITY_ELE)(pHTInfo->PeerHTCapBuf))->ChlWidth) // ap support 40 bw + retValue = true; + else + retValue = false; + + return retValue; +} + +bool IsHTHalfNmodeSGI(struct ieee80211_device* ieee, bool is40MHz) +{ + bool retValue = false; + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + if(pHTInfo->bCurrentHTSupport == false ) // wireless is n mode + retValue = false; + else if(!ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) // station in half n mode + retValue = false; + else if(is40MHz) // ap support 40 bw + { + if(((PHT_CAPABILITY_ELE)(pHTInfo->PeerHTCapBuf))->ShortGI40Mhz) // ap support 40 bw short GI + retValue = true; + else + retValue = false; + } + else + { + if(((PHT_CAPABILITY_ELE)(pHTInfo->PeerHTCapBuf))->ShortGI20Mhz) // ap support 40 bw short GI + retValue = true; + else + retValue = false; + } + + return retValue; +} + +u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee, u8 nMcsRate) +{ + + u8 is40MHz; + u8 isShortGI; + + is40MHz = (IsHTHalfNmode40Bandwidth(ieee))?1:0; + isShortGI = (IsHTHalfNmodeSGI(ieee, is40MHz))? 1:0; + + return MCS_DATA_RATE[is40MHz][isShortGI][(nMcsRate&0x7f)]; +} + + +u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + u8 is40MHz = (pHTInfo->bCurBW40MHz)?1:0; + u8 isShortGI = (pHTInfo->bCurBW40MHz)? + ((pHTInfo->bCurShortGI40MHz)?1:0): + ((pHTInfo->bCurShortGI20MHz)?1:0); + return MCS_DATA_RATE[is40MHz][isShortGI][(nMcsRate&0x7f)]; +} + +/******************************************************************************************************************** + *function: This function returns current datarate. + * input: struct ieee80211_device* ieee + * u8 nDataRate + * output: none + * return: tx rate + * notice: quite unsure about how to use this function //wb + * *****************************************************************************************************************/ +u16 TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate) +{ + //PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + u16 CCKOFDMRate[12] = {0x02 , 0x04 , 0x0b , 0x16 , 0x0c , 0x12 , 0x18 , 0x24 , 0x30 , 0x48 , 0x60 , 0x6c}; + u8 is40MHz = 0; + u8 isShortGI = 0; + + if(nDataRate < 12) + { + return CCKOFDMRate[nDataRate]; + } + else + { + if (nDataRate >= 0x10 && nDataRate <= 0x1f)//if(nDataRate > 11 && nDataRate < 28 ) + { + is40MHz = 0; + isShortGI = 0; + + // nDataRate = nDataRate - 12; + } + else if(nDataRate >=0x20 && nDataRate <= 0x2f ) //(27, 44) + { + is40MHz = 1; + isShortGI = 0; + + //nDataRate = nDataRate - 28; + } + else if(nDataRate >= 0x30 && nDataRate <= 0x3f ) //(43, 60) + { + is40MHz = 0; + isShortGI = 1; + + //nDataRate = nDataRate - 44; + } + else if(nDataRate >= 0x40 && nDataRate <= 0x4f ) //(59, 76) + { + is40MHz = 1; + isShortGI = 1; + + //nDataRate = nDataRate - 60; + } + return MCS_DATA_RATE[is40MHz][isShortGI][nDataRate&0xf]; + } +} + + + +bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee) +{ + bool retValue = false; + struct ieee80211_network* net = &ieee->current_network; +#if 0 + if(pMgntInfo->bHalfNMode == false) + retValue = false; + else +#endif + if((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3)==0) || + (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3)==0) || + (memcmp(net->bssid, PCI_RALINK, 3)==0) || + (memcmp(net->bssid, EDIMAX_RALINK, 3)==0) || + (memcmp(net->bssid, AIRLINK_RALINK, 3)==0) || + (net->ralink_cap_exist)) + retValue = true; + else if((memcmp(net->bssid, UNKNOWN_BORADCOM, 3)==0) || + (memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3)==0)|| + (memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3)==0)|| + (memcmp(net->bssid, NETGEAR834Bv2_BROADCOM, 3)==0) || + (net->broadcom_cap_exist)) + retValue = true; + else if(net->bssht.bdRT2RTAggregation) + retValue = true; + else + retValue = false; + + return retValue; +} + +/******************************************************************************************************************** + *function: This function returns peer IOT. + * input: struct ieee80211_device* ieee + * output: none + * return: + * notice: + * *****************************************************************************************************************/ +void HTIOTPeerDetermine(struct ieee80211_device* ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + struct ieee80211_network* net = &ieee->current_network; + if(net->bssht.bdRT2RTAggregation) + pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK; + else if(net->broadcom_cap_exist) + pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM; + else if((memcmp(net->bssid, UNKNOWN_BORADCOM, 3)==0) || + (memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3)==0)|| + (memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3)==0)|| + (memcmp(net->bssid, NETGEAR834Bv2_BROADCOM, 3)==0) ) + pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM; + else if((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3)==0) || + (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3)==0) || + (memcmp(net->bssid, PCI_RALINK, 3)==0) || + (memcmp(net->bssid, EDIMAX_RALINK, 3)==0) || + (memcmp(net->bssid, AIRLINK_RALINK, 3)==0) || + net->ralink_cap_exist) + pHTInfo->IOTPeer = HT_IOT_PEER_RALINK; + else if((net->atheros_cap_exist )|| (memcmp(net->bssid, DLINK_ATHEROS, 3) == 0)) + pHTInfo->IOTPeer = HT_IOT_PEER_ATHEROS; + else if(memcmp(net->bssid, CISCO_BROADCOM, 3)==0) + pHTInfo->IOTPeer = HT_IOT_PEER_CISCO; + else + pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN; + + IEEE80211_DEBUG(IEEE80211_DL_IOT, "Joseph debug!! IOTPEER: %x\n", pHTInfo->IOTPeer); +} +/******************************************************************************************************************** + *function: Check whether driver should declare received rate up to MCS13 only since some chipset is not good + * at receiving MCS14~15 frame from some AP. + * input: struct ieee80211_device* ieee + * u8 * PeerMacAddr + * output: none + * return: return 1 if driver should declare MCS13 only(otherwise return 0) + * *****************************************************************************************************************/ +u8 HTIOTActIsDisableMCS14(struct ieee80211_device* ieee, u8* PeerMacAddr) +{ + u8 ret = 0; +#if 0 + // Apply for 819u only +#if (HAL_CODE_BASE==RTL8192 && DEV_BUS_TYPE==USB_INTERFACE) + if((memcmp(PeerMacAddr, UNKNOWN_BORADCOM, 3)==0) || + (memcmp(PeerMacAddr, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3)==0) + ) + { + ret = 1; + } + + + if(pHTInfo->bCurrentRT2RTAggregation) + { + // The parameter of pHTInfo->bCurrentRT2RTAggregation must be decided previously + ret = 1; + } +#endif +#endif + return ret; + } + + +/** +* Function: HTIOTActIsDisableMCS15 +* +* Overview: Check whether driver should declare capability of receving MCS15 +* +* Input: +* PADAPTER Adapter, +* +* Output: None +* Return: true if driver should disable MCS15 +* 2008.04.15 Emily +*/ +bool HTIOTActIsDisableMCS15(struct ieee80211_device* ieee) +{ + bool retValue = false; + +#ifdef TODO + // Apply for 819u only +#if (HAL_CODE_BASE==RTL8192) + +#if (DEV_BUS_TYPE == USB_INTERFACE) + // Alway disable MCS15 by Jerry Chang's request.by Emily, 2008.04.15 + retValue = true; +#elif (DEV_BUS_TYPE == PCI_INTERFACE) + // Enable MCS15 if the peer is Cisco AP. by Emily, 2008.05.12 +// if(pBssDesc->bCiscoCapExist) +// retValue = false; +// else + retValue = false; +#endif +#endif +#endif + // Jerry Chang suggest that 8190 1x2 does not need to disable MCS15 + + return retValue; +} + +/** +* Function: HTIOTActIsDisableMCSTwoSpatialStream +* +* Overview: Check whether driver should declare capability of receving All 2 ss packets +* +* Input: +* PADAPTER Adapter, +* +* Output: None +* Return: true if driver should disable all two spatial stream packet +* 2008.04.21 Emily +*/ +bool HTIOTActIsDisableMCSTwoSpatialStream(struct ieee80211_device* ieee, u8 *PeerMacAddr) +{ + bool retValue = false; + +#ifdef TODO + // Apply for 819u only +//#if (HAL_CODE_BASE==RTL8192) + + //This rule only apply to Belkin(Ralink) AP + if(IS_UNDER_11N_AES_MODE(Adapter)) + { + if((PlatformCompareMemory(PeerMacAddr, BELKINF5D8233V1_RALINK, 3)==0) || + (PlatformCompareMemory(PeerMacAddr, PCI_RALINK, 3)==0) || + (PlatformCompareMemory(PeerMacAddr, EDIMAX_RALINK, 3)==0)) + { + //Set True to disable this function. Disable by default, Emily, 2008.04.23 + retValue = false; + } + } + +//#endif +#endif + return retValue; +} + +/******************************************************************************************************************** + *function: Check whether driver should disable EDCA turbo mode + * input: struct ieee80211_device* ieee + * u8* PeerMacAddr + * output: none + * return: return 1 if driver should disable EDCA turbo mode(otherwise return 0) + * *****************************************************************************************************************/ +u8 HTIOTActIsDisableEDCATurbo(struct ieee80211_device* ieee, u8* PeerMacAddr) +{ + u8 retValue = false; // default enable EDCA Turbo mode. + // Set specific EDCA parameter for different AP in DM handler. + + return retValue; +#if 0 + if((memcmp(PeerMacAddr, UNKNOWN_BORADCOM, 3)==0)|| + (memcmp(PeerMacAddr, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3)==0)|| + (memcmp(PeerMacAddr, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3)==0)|| + (memcmp(PeerMacAddr, NETGEAR834Bv2_BROADCOM, 3)==0)) + + { + retValue = 1; //Linksys disable EDCA turbo mode + } + + return retValue; +#endif +} + +/******************************************************************************************************************** + *function: Check whether we need to use OFDM to sned MGNT frame for broadcom AP + * input: struct ieee80211_network *network //current network we live + * output: none + * return: return 1 if true + * *****************************************************************************************************************/ +u8 HTIOTActIsMgntUseCCK6M(struct ieee80211_network *network) +{ + u8 retValue = 0; + + // 2008/01/25 MH Judeg if we need to use OFDM to sned MGNT frame for broadcom AP. + // 2008/01/28 MH We must prevent that we select null bssid to link. + + if(network->broadcom_cap_exist) + { + retValue = 1; + } + + return retValue; +} + +u8 HTIOTActIsCCDFsync(u8* PeerMacAddr) +{ + u8 retValue = 0; + if( (memcmp(PeerMacAddr, UNKNOWN_BORADCOM, 3)==0) || + (memcmp(PeerMacAddr, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3)==0) || + (memcmp(PeerMacAddr, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) ==0)) + { + retValue = 1; + } + + return retValue; +} + +void HTResetIOTSetting( + PRT_HIGH_THROUGHPUT pHTInfo +) +{ + pHTInfo->IOTAction = 0; + pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN; +} + + +/******************************************************************************************************************** + *function: Construct Capablility Element in Beacon... if HTEnable is turned on + * input: struct ieee80211_device* ieee + * u8* posHTCap //pointer to store Capability Ele + * u8* len //store length of CE + * u8 IsEncrypt //whether encrypt, needed further + * output: none + * return: none + * notice: posHTCap can't be null and should be initialized before. + * *****************************************************************************************************************/ +void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 IsEncrypt) +{ + PRT_HIGH_THROUGHPUT pHT = ieee->pHTInfo; + PHT_CAPABILITY_ELE pCapELE = NULL; + //u8 bIsDeclareMCS13; + + if ((posHTCap == NULL) || (pHT == NULL)) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "posHTCap or pHTInfo can't be null in HTConstructCapabilityElement()\n"); + return; + } + memset(posHTCap, 0, *len); + if(pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC) + { + u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; // For 11n EWC definition, 2007.07.17, by Emily + memcpy(posHTCap, EWC11NHTCap, sizeof(EWC11NHTCap)); + pCapELE = (PHT_CAPABILITY_ELE)&(posHTCap[4]); + }else + { + pCapELE = (PHT_CAPABILITY_ELE)posHTCap; + } + + + //HT capability info + pCapELE->AdvCoding = 0; // This feature is not supported now!! + if(ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) + { + pCapELE->ChlWidth = 0; + } + else + { + pCapELE->ChlWidth = (pHT->bRegBW40MHz?1:0); + } + +// pCapELE->ChlWidth = (pHT->bRegBW40MHz?1:0); + pCapELE->MimoPwrSave = pHT->SelfMimoPs; + pCapELE->GreenField = 0; // This feature is not supported now!! + pCapELE->ShortGI20Mhz = 1; // We can receive Short GI!! + pCapELE->ShortGI40Mhz = 1; // We can receive Short GI!! + //DbgPrint("TX HT cap/info ele BW=%d SG20=%d SG40=%d\n\r", + //pCapELE->ChlWidth, pCapELE->ShortGI20Mhz, pCapELE->ShortGI40Mhz); + pCapELE->TxSTBC = 1; + pCapELE->RxSTBC = 0; + pCapELE->DelayBA = 0; // Do not support now!! + pCapELE->MaxAMSDUSize = (MAX_RECEIVE_BUFFER_SIZE>=7935)?1:0; + pCapELE->DssCCk = ((pHT->bRegBW40MHz)?(pHT->bRegSuppCCK?1:0):0); + pCapELE->PSMP = 0; // Do not support now!! + pCapELE->LSigTxopProtect = 0; // Do not support now!! + + + //MAC HT parameters info + // TODO: Nedd to take care of this part + IEEE80211_DEBUG(IEEE80211_DL_HT, "TX HT cap/info ele BW=%d MaxAMSDUSize:%d DssCCk:%d\n", pCapELE->ChlWidth, pCapELE->MaxAMSDUSize, pCapELE->DssCCk); + + if( IsEncrypt) + { + pCapELE->MPDUDensity = 7; // 8us + pCapELE->MaxRxAMPDUFactor = 2; // 2 is for 32 K and 3 is 64K + } + else + { + pCapELE->MaxRxAMPDUFactor = 3; // 2 is for 32 K and 3 is 64K + pCapELE->MPDUDensity = 0; // no density + } + + //Supported MCS set + memcpy(pCapELE->MCS, ieee->Regdot11HTOperationalRateSet, 16); + if(pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS15) + pCapELE->MCS[1] &= 0x7f; + + if(pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS14) + pCapELE->MCS[1] &= 0xbf; + + if(pHT->IOTAction & HT_IOT_ACT_DISABLE_ALL_2SS) + pCapELE->MCS[1] &= 0x00; + + // 2008.06.12 + // For RTL819X, if pairwisekey = wep/tkip, ap is ralink, we support only MCS0~7. + if(ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) + { + int i; + for(i = 1; i< 16; i++) + pCapELE->MCS[i] = 0; + } + + //Extended HT Capability Info + memset(&pCapELE->ExtHTCapInfo, 0, 2); + + + //TXBF Capabilities + memset(pCapELE->TxBFCap, 0, 4); + + //Antenna Selection Capabilities + pCapELE->ASCap = 0; +//add 2 to give space for element ID and len when construct frames + if(pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC) + *len = 30 + 2; + else + *len = 26 + 2; + + + +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA | IEEE80211_DL_HT, posHTCap, *len -2); + + //Print each field in detail. Driver should not print out this message by default +// HTDebugHTCapability(posHTCap, (u8*)"HTConstructCapability()"); + return; + +} +/******************************************************************************************************************** + *function: Construct Information Element in Beacon... if HTEnable is turned on + * input: struct ieee80211_device* ieee + * u8* posHTCap //pointer to store Information Ele + * u8* len //store len of + * u8 IsEncrypt //whether encrypt, needed further + * output: none + * return: none + * notice: posHTCap can't be null and be initialized before. only AP and IBSS sta should do this + * *****************************************************************************************************************/ +void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 IsEncrypt) +{ + PRT_HIGH_THROUGHPUT pHT = ieee->pHTInfo; + PHT_INFORMATION_ELE pHTInfoEle = (PHT_INFORMATION_ELE)posHTInfo; + if ((posHTInfo == NULL) || (pHTInfoEle == NULL)) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "posHTInfo or pHTInfoEle can't be null in HTConstructInfoElement()\n"); + return; + } + + memset(posHTInfo, 0, *len); + if ( (ieee->iw_mode == IW_MODE_ADHOC) || (ieee->iw_mode == IW_MODE_MASTER)) //ap mode is not currently supported + { + pHTInfoEle->ControlChl = ieee->current_network.channel; + pHTInfoEle->ExtChlOffset = ((pHT->bRegBW40MHz == false)?HT_EXTCHNL_OFFSET_NO_EXT: + (ieee->current_network.channel<=6)? + HT_EXTCHNL_OFFSET_UPPER:HT_EXTCHNL_OFFSET_LOWER); + pHTInfoEle->RecommemdedTxWidth = pHT->bRegBW40MHz; + pHTInfoEle->RIFS = 0; + pHTInfoEle->PSMPAccessOnly = 0; + pHTInfoEle->SrvIntGranularity = 0; + pHTInfoEle->OptMode = pHT->CurrentOpMode; + pHTInfoEle->NonGFDevPresent = 0; + pHTInfoEle->DualBeacon = 0; + pHTInfoEle->SecondaryBeacon = 0; + pHTInfoEle->LSigTxopProtectFull = 0; + pHTInfoEle->PcoActive = 0; + pHTInfoEle->PcoPhase = 0; + + memset(pHTInfoEle->BasicMSC, 0, 16); + + + *len = 22 + 2; //same above + + } + else + { + //STA should not generate High Throughput Information Element + *len = 0; + } + //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA | IEEE80211_DL_HT, posHTInfo, *len - 2); + //HTDebugHTInfo(posHTInfo, "HTConstructInforElement"); + return; +} + +/* + * According to experiment, Realtek AP to STA (based on rtl8190) may achieve best performance + * if both STA and AP set limitation of aggregation size to 32K, that is, set AMPDU density to 2 + * (Ref: IEEE 11n specification). However, if Realtek STA associates to other AP, STA should set + * limitation of aggregation size to 8K, otherwise, performance of traffic stream from STA to AP + * will be much less than the traffic stream from AP to STA if both of the stream runs concurrently + * at the same time. + * + * Frame Format + * Element ID Length OUI Type1 Reserved + * 1 byte 1 byte 3 bytes 1 byte 1 byte + * + * OUI = 0x00, 0xe0, 0x4c, + * Type = 0x02 + * Reserved = 0x00 + * + * 2007.8.21 by Emily +*/ +/******************************************************************************************************************** + *function: Construct Information Element in Beacon... in RT2RT condition + * input: struct ieee80211_device* ieee + * u8* posRT2RTAgg //pointer to store Information Ele + * u8* len //store len + * output: none + * return: none + * notice: + * *****************************************************************************************************************/ +void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len) +{ + if (posRT2RTAgg == NULL) { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "posRT2RTAgg can't be null in HTConstructRT2RTAggElement()\n"); + return; + } + memset(posRT2RTAgg, 0, *len); + *posRT2RTAgg++ = 0x00; + *posRT2RTAgg++ = 0xe0; + *posRT2RTAgg++ = 0x4c; + *posRT2RTAgg++ = 0x02; + *posRT2RTAgg++ = 0x01; + *posRT2RTAgg = 0x10;//*posRT2RTAgg = 0x02; + + if(ieee->bSupportRemoteWakeUp) { + *posRT2RTAgg |= 0x08;//RT_HT_CAP_USE_WOW; + } + + *len = 6 + 2; + return; +#ifdef TODO +#if(HAL_CODE_BASE == RTL8192 && DEV_BUS_TYPE == USB_INTERFACE) + /* + //Emily. If it is required to Ask Realtek AP to send AMPDU during AES mode, enable this + section of code. + if(IS_UNDER_11N_AES_MODE(Adapter)) + { + posRT2RTAgg->Octet[5] |=RT_HT_CAP_USE_AMPDU; + }else + { + posRT2RTAgg->Octet[5] &= 0xfb; + } + */ + +#else + // Do Nothing +#endif + + posRT2RTAgg->Length = 6; +#endif + + + + +} + + +/******************************************************************************************************************** + *function: Pick the right Rate Adaptive table to use + * input: struct ieee80211_device* ieee + * u8* pOperateMCS //A pointer to MCS rate bitmap + * return: always we return true + * notice: + * *****************************************************************************************************************/ +u8 HT_PickMCSRate(struct ieee80211_device* ieee, u8* pOperateMCS) +{ + u8 i; + if (pOperateMCS == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "pOperateMCS can't be null in HT_PickMCSRate()\n"); + return false; + } + + switch(ieee->mode) + { + case IEEE_A: + case IEEE_B: + case IEEE_G: + //legacy rate routine handled at selectedrate + + //no MCS rate + for(i=0;i<=15;i++){ + pOperateMCS[i] = 0; + } + break; + + case IEEE_N_24G: //assume CCK rate ok + case IEEE_N_5G: + // Legacy part we only use 6, 5.5,2,1 for N_24G and 6 for N_5G. + // Legacy part shall be handled at SelectRateSet(). + + //HT part + // TODO: may be different if we have different number of antenna + pOperateMCS[0] &=RATE_ADPT_1SS_MASK; //support MCS 0~7 + pOperateMCS[1] &=RATE_ADPT_2SS_MASK; + pOperateMCS[3] &=RATE_ADPT_MCS32_MASK; + break; + + //should never reach here + default: + + break; + + } + + return true; +} + +/* +* Description: +* This function will get the highest speed rate in input MCS set. +* +* /param Adapter Pionter to Adapter entity +* pMCSRateSet Pointer to MCS rate bitmap +* pMCSFilter Pointer to MCS rate filter +* +* /return Highest MCS rate included in pMCSRateSet and filtered by pMCSFilter. +* +*/ +/******************************************************************************************************************** + *function: This function will get the highest speed rate in input MCS set. + * input: struct ieee80211_device* ieee + * u8* pMCSRateSet //Pointer to MCS rate bitmap + * u8* pMCSFilter //Pointer to MCS rate filter + * return: Highest MCS rate included in pMCSRateSet and filtered by pMCSFilter + * notice: + * *****************************************************************************************************************/ +u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter) +{ + u8 i, j; + u8 bitMap; + u8 mcsRate = 0; + u8 availableMcsRate[16]; + if (pMCSRateSet == NULL || pMCSFilter == NULL) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "pMCSRateSet or pMCSFilter can't be null in HTGetHighestMCSRate()\n"); + return false; + } + for(i=0; i<16; i++) + availableMcsRate[i] = pMCSRateSet[i] & pMCSFilter[i]; + + for(i = 0; i < 16; i++) + { + if(availableMcsRate[i] != 0) + break; + } + if(i == 16) + return false; + + for(i = 0; i < 16; i++) + { + if(availableMcsRate[i] != 0) + { + bitMap = availableMcsRate[i]; + for(j = 0; j < 8; j++) + { + if((bitMap%2) != 0) + { + if(HTMcsToDataRate(ieee, (8*i+j)) > HTMcsToDataRate(ieee, mcsRate)) + mcsRate = (8*i+j); + } + bitMap = bitMap>>1; + } + } + } + return (mcsRate|0x80); +} + + + +/* +** +**1.Filter our operation rate set with AP's rate set +**2.shall reference channel bandwidth, STBC, Antenna number +**3.generate rate adative table for firmware +**David 20060906 +** +** \pHTSupportedCap: the connected STA's supported rate Capability element +*/ +u8 HTFilterMCSRate( struct ieee80211_device* ieee, u8* pSupportMCS, u8* pOperateMCS) +{ + + u8 i=0; + + // filter out operational rate set not supported by AP, the lenth of it is 16 + for(i=0;i<=15;i++){ + pOperateMCS[i] = ieee->Regdot11HTOperationalRateSet[i]&pSupportMCS[i]; + } + + + // TODO: adjust our operational rate set according to our channel bandwidth, STBC and Antenna number + + // TODO: fill suggested rate adaptive rate index and give firmware info using Tx command packet + // we also shall suggested the first start rate set according to our singal strength + HT_PickMCSRate(ieee, pOperateMCS); + + // For RTL819X, if pairwisekey = wep/tkip, we support only MCS0~7. + if(ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) + pOperateMCS[1] = 0; + + // + // For RTL819X, we support only MCS0~15. + // And also, we do not know how to use MCS32 now. + // + for(i=2; i<=15; i++) + pOperateMCS[i] = 0; + + return true; +} +void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset); +#if 0 +//I need move this function to other places, such as rx? +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void HTOnAssocRsp_wq(struct work_struct *work) +{ + struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, ht_onAssRsp); +#else +void HTOnAssocRsp_wq(struct ieee80211_device *ieee) +{ +#endif +#endif +void HTOnAssocRsp(struct ieee80211_device *ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + PHT_CAPABILITY_ELE pPeerHTCap = NULL; + PHT_INFORMATION_ELE pPeerHTInfo = NULL; + u16 nMaxAMSDUSize = 0; + u8* pMcsFilter = NULL; + + static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; // For 11n EWC definition, 2007.07.17, by Emily + static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34}; // For 11n EWC definition, 2007.07.17, by Emily + + if( pHTInfo->bCurrentHTSupport == false ) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "<=== HTOnAssocRsp(): HT_DISABLE\n"); + return; + } + IEEE80211_DEBUG(IEEE80211_DL_HT, "===> HTOnAssocRsp_wq(): HT_ENABLE\n"); +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, pHTInfo->PeerHTCapBuf, sizeof(HT_CAPABILITY_ELE)); +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, pHTInfo->PeerHTInfoBuf, sizeof(HT_INFORMATION_ELE)); + +// HTDebugHTCapability(pHTInfo->PeerHTCapBuf,"HTOnAssocRsp_wq"); +// HTDebugHTInfo(pHTInfo->PeerHTInfoBuf,"HTOnAssocRsp_wq"); + // + if(!memcmp(pHTInfo->PeerHTCapBuf,EWC11NHTCap, sizeof(EWC11NHTCap))) + pPeerHTCap = (PHT_CAPABILITY_ELE)(&pHTInfo->PeerHTCapBuf[4]); + else + pPeerHTCap = (PHT_CAPABILITY_ELE)(pHTInfo->PeerHTCapBuf); + + if(!memcmp(pHTInfo->PeerHTInfoBuf, EWC11NHTInfo, sizeof(EWC11NHTInfo))) + pPeerHTInfo = (PHT_INFORMATION_ELE)(&pHTInfo->PeerHTInfoBuf[4]); + else + pPeerHTInfo = (PHT_INFORMATION_ELE)(pHTInfo->PeerHTInfoBuf); + + + //////////////////////////////////////////////////////// + // Configurations: + //////////////////////////////////////////////////////// + IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_HT, pPeerHTCap, sizeof(HT_CAPABILITY_ELE)); +// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_HT, pPeerHTInfo, sizeof(HT_INFORMATION_ELE)); + // Config Supported Channel Width setting + // + HTSetConnectBwMode(ieee, (HT_CHANNEL_WIDTH)(pPeerHTCap->ChlWidth), (HT_EXTCHNL_OFFSET)(pPeerHTInfo->ExtChlOffset)); + +// if(pHTInfo->bCurBW40MHz == true) + pHTInfo->bCurTxBW40MHz = ((pPeerHTInfo->RecommemdedTxWidth == 1)?true:false); + + // + // Update short GI/ long GI setting + // + // TODO: + pHTInfo->bCurShortGI20MHz= + ((pHTInfo->bRegShortGI20MHz)?((pPeerHTCap->ShortGI20Mhz==1)?true:false):false); + pHTInfo->bCurShortGI40MHz= + ((pHTInfo->bRegShortGI40MHz)?((pPeerHTCap->ShortGI40Mhz==1)?true:false):false); + + // + // Config TX STBC setting + // + // TODO: + + // + // Config DSSS/CCK mode in 40MHz mode + // + // TODO: + pHTInfo->bCurSuppCCK = + ((pHTInfo->bRegSuppCCK)?((pPeerHTCap->DssCCk==1)?true:false):false); + + + // + // Config and configure A-MSDU setting + // + pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support; + + nMaxAMSDUSize = (pPeerHTCap->MaxAMSDUSize==0)?3839:7935; + + if(pHTInfo->nAMSDU_MaxSize > nMaxAMSDUSize ) + pHTInfo->nCurrent_AMSDU_MaxSize = nMaxAMSDUSize; + else + pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize; + + + // + // Config A-MPDU setting + // + pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable; + + // <1> Decide AMPDU Factor + + // By Emily + if(!pHTInfo->bRegRT2RTAggregation) + { + // Decide AMPDU Factor according to protocol handshake + if(pHTInfo->AMPDU_Factor > pPeerHTCap->MaxRxAMPDUFactor) + pHTInfo->CurrentAMPDUFactor = pPeerHTCap->MaxRxAMPDUFactor; + else + pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor; + + }else + { + // Set MPDU density to 2 to Realtek AP, and set it to 0 for others + // Replace MPDU factor declared in original association response frame format. 2007.08.20 by Emily +#if 0 + osTmp= PacketGetElement( asocpdu, EID_Vendor, OUI_SUB_REALTEK_AGG, OUI_SUBTYPE_DONT_CARE); + if(osTmp.Length >= 5) //00:e0:4c:02:00 +#endif + if (ieee->current_network.bssht.bdRT2RTAggregation) + { + if( ieee->pairwise_key_type != KEY_TYPE_NA) + // Realtek may set 32k in security mode and 64k for others + pHTInfo->CurrentAMPDUFactor = pPeerHTCap->MaxRxAMPDUFactor; + else + pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_64K; + }else + { + if(pPeerHTCap->MaxRxAMPDUFactor < HT_AGG_SIZE_32K) + pHTInfo->CurrentAMPDUFactor = pPeerHTCap->MaxRxAMPDUFactor; + else + pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_32K; + } + } + + // <2> Set AMPDU Minimum MPDU Start Spacing + // 802.11n 3.0 section 9.7d.3 +#if 1 + if(pHTInfo->MPDU_Density > pPeerHTCap->MPDUDensity) + pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density; + else + pHTInfo->CurrentMPDUDensity = pPeerHTCap->MPDUDensity; + if(ieee->pairwise_key_type != KEY_TYPE_NA ) + pHTInfo->CurrentMPDUDensity = 7; // 8us +#else + if(pHTInfo->MPDU_Density > pPeerHTCap->MPDUDensity) + pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density; + else + pHTInfo->CurrentMPDUDensity = pPeerHTCap->MPDUDensity; +#endif + // Force TX AMSDU + + // Lanhsin: mark for tmp to avoid deauth by ap from s3 + //if(memcmp(pMgntInfo->Bssid, NETGEAR834Bv2_BROADCOM, 3)==0) + if(0) + { + + pHTInfo->bCurrentAMPDUEnable = false; + pHTInfo->ForcedAMSDUMode = HT_AGG_FORCE_ENABLE; + pHTInfo->ForcedAMSDUMaxSize = 7935; + + pHTInfo->IOTAction |= HT_IOT_ACT_TX_USE_AMSDU_8K; + } + + // Rx Reorder Setting + pHTInfo->bCurRxReorderEnable = pHTInfo->bRegRxReorderEnable; + + // + // Filter out unsupported HT rate for this AP + // Update RATR table + // This is only for 8190 ,8192 or later product which using firmware to handle rate adaptive mechanism. + // + + // Handle Ralink AP bad MCS rate set condition. Joseph. + // This fix the bug of Ralink AP. This may be removed in the future. + if(pPeerHTCap->MCS[0] == 0) + pPeerHTCap->MCS[0] = 0xff; + + HTFilterMCSRate(ieee, pPeerHTCap->MCS, ieee->dot11HTOperationalRateSet); + + // + // Config MIMO Power Save setting + // + pHTInfo->PeerMimoPs = pPeerHTCap->MimoPwrSave; + if(pHTInfo->PeerMimoPs == MIMO_PS_STATIC) + pMcsFilter = MCS_FILTER_1SS; + else + pMcsFilter = MCS_FILTER_ALL; + //WB add for MCS8 bug +// pMcsFilter = MCS_FILTER_1SS; + ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee, ieee->dot11HTOperationalRateSet, pMcsFilter); + ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate; + + // + // Config current operation mode. + // + pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode; + + + +} + +void HTSetConnectBwModeCallback(struct ieee80211_device* ieee); +/******************************************************************************************************************** + *function: initialize HT info(struct PRT_HIGH_THROUGHPUT) + * input: struct ieee80211_device* ieee + * output: none + * return: none + * notice: This function is called when * (1) MPInitialization Phase * (2) Receiving of Deauthentication from AP +********************************************************************************************************************/ +// TODO: Should this funciton be called when receiving of Disassociation? +void HTInitializeHTInfo(struct ieee80211_device* ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + // + // These parameters will be reset when receiving deauthentication packet + // + IEEE80211_DEBUG(IEEE80211_DL_HT, "===========>%s()\n", __FUNCTION__); + pHTInfo->bCurrentHTSupport = false; + + // 40MHz channel support + pHTInfo->bCurBW40MHz = false; + pHTInfo->bCurTxBW40MHz = false; + + // Short GI support + pHTInfo->bCurShortGI20MHz = false; + pHTInfo->bCurShortGI40MHz = false; + pHTInfo->bForcedShortGI = false; + + // CCK rate support + // This flag is set to true to support CCK rate by default. + // It will be affected by "pHTInfo->bRegSuppCCK" and AP capabilities only when associate to + // 11N BSS. + pHTInfo->bCurSuppCCK = true; + + // AMSDU related + pHTInfo->bCurrent_AMSDU_Support = false; + pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize; + + // AMPUD related + pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density; + pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor; + + + + // Initialize all of the parameters related to 11n + memset((void*)(&(pHTInfo->SelfHTCap)), 0, sizeof(pHTInfo->SelfHTCap)); + memset((void*)(&(pHTInfo->SelfHTInfo)), 0, sizeof(pHTInfo->SelfHTInfo)); + memset((void*)(&(pHTInfo->PeerHTCapBuf)), 0, sizeof(pHTInfo->PeerHTCapBuf)); + memset((void*)(&(pHTInfo->PeerHTInfoBuf)), 0, sizeof(pHTInfo->PeerHTInfoBuf)); + + pHTInfo->bSwBwInProgress = false; + pHTInfo->ChnlOp = CHNLOP_NONE; + + // Set default IEEE spec for Draft N + pHTInfo->ePeerHTSpecVer = HT_SPEC_VER_IEEE; + + // Realtek proprietary aggregation mode + pHTInfo->bCurrentRT2RTAggregation = false; + pHTInfo->bCurrentRT2RTLongSlotTime = false; + pHTInfo->IOTPeer = 0; + pHTInfo->IOTAction = 0; + + //MCS rate initialized here + { + u8* RegHTSuppRateSets = &(ieee->RegHTSuppRateSet[0]); + RegHTSuppRateSets[0] = 0xFF; //support MCS 0~7 + RegHTSuppRateSets[1] = 0xFF; //support MCS 8~15 + RegHTSuppRateSets[4] = 0x01; //support MCS 32 + } +} +/******************************************************************************************************************** + *function: initialize Bss HT structure(struct PBSS_HT) + * input: PBSS_HT pBssHT //to be initialized + * output: none + * return: none + * notice: This function is called when initialize network structure +********************************************************************************************************************/ +void HTInitializeBssDesc(PBSS_HT pBssHT) +{ + + pBssHT->bdSupportHT = false; + memset(pBssHT->bdHTCapBuf, 0, sizeof(pBssHT->bdHTCapBuf)); + pBssHT->bdHTCapLen = 0; + memset(pBssHT->bdHTInfoBuf, 0, sizeof(pBssHT->bdHTInfoBuf)); + pBssHT->bdHTInfoLen = 0; + + pBssHT->bdHTSpecVer= HT_SPEC_VER_IEEE; + + pBssHT->bdRT2RTAggregation = false; + pBssHT->bdRT2RTLongSlotTime = false; +} +#if 0 +//below function has merged into ieee80211_network_init() in ieee80211_rx.c +void +HTParsingHTCapElement( + IN PADAPTER Adapter, + IN OCTET_STRING HTCapIE, + OUT PRT_WLAN_BSS pBssDesc +) +{ + PMGNT_INFO pMgntInfo = &Adapter->MgntInfo; + + if( HTCapIE.Length > sizeof(pBssDesc->BssHT.bdHTCapBuf) ) + { + RT_TRACE( COMP_HT, DBG_LOUD, ("HTParsingHTCapElement(): HT Capability Element length is too long!\n") ); + return; + } + + // TODO: Check the correctness of HT Cap + //Print each field in detail. Driver should not print out this message by default + if(!pMgntInfo->mActingAsAp && !pMgntInfo->mAssoc) + HTDebugHTCapability(DBG_TRACE, Adapter, &HTCapIE, (pu8)"HTParsingHTCapElement()"); + + HTCapIE.Length = HTCapIE.Length > sizeof(pBssDesc->BssHT.bdHTCapBuf)?\ + sizeof(pBssDesc->BssHT.bdHTCapBuf):HTCapIE.Length; //prevent from overflow + + CopyMem(pBssDesc->BssHT.bdHTCapBuf, HTCapIE.Octet, HTCapIE.Length); + pBssDesc->BssHT.bdHTCapLen = HTCapIE.Length; + +} + + +void +HTParsingHTInfoElement( + PADAPTER Adapter, + OCTET_STRING HTInfoIE, + PRT_WLAN_BSS pBssDesc +) +{ + PMGNT_INFO pMgntInfo = &Adapter->MgntInfo; + + if( HTInfoIE.Length > sizeof(pBssDesc->BssHT.bdHTInfoBuf)) + { + RT_TRACE( COMP_HT, DBG_LOUD, ("HTParsingHTInfoElement(): HT Information Element length is too long!\n") ); + return; + } + + // TODO: Check the correctness of HT Info + //Print each field in detail. Driver should not print out this message by default + if(!pMgntInfo->mActingAsAp && !pMgntInfo->mAssoc) + HTDebugHTInfo(DBG_TRACE, Adapter, &HTInfoIE, (pu8)"HTParsingHTInfoElement()"); + + HTInfoIE.Length = HTInfoIE.Length > sizeof(pBssDesc->BssHT.bdHTInfoBuf)?\ + sizeof(pBssDesc->BssHT.bdHTInfoBuf):HTInfoIE.Length; //prevent from overflow + + CopyMem( pBssDesc->BssHT.bdHTInfoBuf, HTInfoIE.Octet, HTInfoIE.Length); + pBssDesc->BssHT.bdHTInfoLen = HTInfoIE.Length; +} + +/* + * Get HT related information from beacon and save it in BssDesc + * + * (1) Parse HTCap, and HTInfo, and record whether it is 11n AP + * (2) If peer is HT, but not WMM, call QosSetLegacyWMMParamWithHT() + * (3) Check whether peer is Realtek AP (for Realtek proprietary aggregation mode). + * Input: + * PADAPTER Adapter + * + * Output: + * PRT_TCB BssDesc + * +*/ +void HTGetValueFromBeaconOrProbeRsp( + PADAPTER Adapter, + POCTET_STRING pSRCmmpdu, + PRT_WLAN_BSS bssDesc +) +{ + PMGNT_INFO pMgntInfo = &Adapter->MgntInfo; + PRT_HIGH_THROUGHPUT pHTInfo = GET_HT_INFO(pMgntInfo); + OCTET_STRING HTCapIE, HTInfoIE, HTRealtekAgg, mmpdu; + OCTET_STRING BroadcomElement, CiscoElement; + + mmpdu.Octet = pSRCmmpdu->Octet; + mmpdu.Length = pSRCmmpdu->Length; + + //2Note: + // Mark for IOT testing using Linksys WRT350N, This AP does not contain WMM IE when + // it is configured at pure-N mode. + // if(bssDesc->BssQos.bdQoSMode & QOS_WMM) + // + + HTInitializeBssDesc (&bssDesc->BssHT); + + //2<1> Parse HTCap, and HTInfo + // Get HT Capability IE: (1) Get IEEE Draft N IE or (2) Get EWC IE + HTCapIE = PacketGetElement(mmpdu, EID_HTCapability, OUI_SUB_DONT_CARE, OUI_SUBTYPE_DONT_CARE); + if(HTCapIE.Length == 0) + { + HTCapIE = PacketGetElement(mmpdu, EID_Vendor, OUI_SUB_11N_EWC_HT_CAP, OUI_SUBTYPE_DONT_CARE); + if(HTCapIE.Length != 0) + bssDesc->BssHT.bdHTSpecVer= HT_SPEC_VER_EWC; + } + if(HTCapIE.Length != 0) + HTParsingHTCapElement(Adapter, HTCapIE, bssDesc); + + // Get HT Information IE: (1) Get IEEE Draft N IE or (2) Get EWC IE + HTInfoIE = PacketGetElement(mmpdu, EID_HTInfo, OUI_SUB_DONT_CARE, OUI_SUBTYPE_DONT_CARE); + if(HTInfoIE.Length == 0) + { + HTInfoIE = PacketGetElement(mmpdu, EID_Vendor, OUI_SUB_11N_EWC_HT_INFO, OUI_SUBTYPE_DONT_CARE); + if(HTInfoIE.Length != 0) + bssDesc->BssHT.bdHTSpecVer = HT_SPEC_VER_EWC; + } + if(HTInfoIE.Length != 0) + HTParsingHTInfoElement(Adapter, HTInfoIE, bssDesc); + + //2<2>If peer is HT, but not WMM, call QosSetLegacyWMMParamWithHT() + if(HTCapIE.Length != 0) + { + bssDesc->BssHT.bdSupportHT = true; + if(bssDesc->BssQos.bdQoSMode == QOS_DISABLE) + QosSetLegacyWMMParamWithHT(Adapter, bssDesc); + } + else + { + bssDesc->BssHT.bdSupportHT = false; + } + + //2<3>Check whether the peer is Realtek AP/STA + if(pHTInfo->bRegRT2RTAggregation) + { + if(bssDesc->BssHT.bdSupportHT) + { + HTRealtekAgg = PacketGetElement(mmpdu, EID_Vendor, OUI_SUB_REALTEK_AGG, OUI_SUBTYPE_DONT_CARE); + if(HTRealtekAgg.Length >=5 ) + { + bssDesc->BssHT.bdRT2RTAggregation = true; + + if((HTRealtekAgg.Octet[4]==1) && (HTRealtekAgg.Octet[5] & 0x02)) + bssDesc->BssHT.bdRT2RTLongSlotTime = true; + } + } + } + + // + // 2008/01/25 MH Get Broadcom AP IE for manamgent frame CCK rate problem. + // AP can not receive CCK managemtn from from 92E. + // + + // Initialize every new bss broadcom cap exist as false.. + bssDesc->bBroadcomCapExist= false; + + if(HTCapIE.Length != 0 || HTInfoIE.Length != 0) + { + u4Byte Length = 0; + + FillOctetString(BroadcomElement, NULL, 0); + + BroadcomElement = PacketGetElement( mmpdu, EID_Vendor, OUI_SUB_BROADCOM_IE_1, OUI_SUBTYPE_DONT_CARE); + Length += BroadcomElement.Length; + BroadcomElement = PacketGetElement( mmpdu, EID_Vendor, OUI_SUB_BROADCOM_IE_2, OUI_SUBTYPE_DONT_CARE); + Length += BroadcomElement.Length; + BroadcomElement = PacketGetElement( mmpdu, EID_Vendor, OUI_SUB_BROADCOM_IE_3, OUI_SUBTYPE_DONT_CARE); + Length += BroadcomElement.Length; + + if(Length > 0) + bssDesc->bBroadcomCapExist = true; + } + + + // For Cisco IOT issue + CiscoElement = PacketGetElement( mmpdu, EID_Vendor, OUI_SUB_CISCO_IE, OUI_SUBTYPE_DONT_CARE); + if(CiscoElement.Length != 0){ // 3: 0x00, 0x40, 0x96 .... + bssDesc->bCiscoCapExist = true; + }else{ + bssDesc->bCiscoCapExist = false; + } +} + + +#endif +/******************************************************************************************************************** + *function: initialize Bss HT structure(struct PBSS_HT) + * input: struct ieee80211_device *ieee + * struct ieee80211_network *pNetwork //usually current network we are live in + * output: none + * return: none + * notice: This function should ONLY be called before association +********************************************************************************************************************/ +void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; +// u16 nMaxAMSDUSize; +// PHT_CAPABILITY_ELE pPeerHTCap = (PHT_CAPABILITY_ELE)pNetwork->bssht.bdHTCapBuf; +// PHT_INFORMATION_ELE pPeerHTInfo = (PHT_INFORMATION_ELE)pNetwork->bssht.bdHTInfoBuf; +// u8* pMcsFilter; + u8 bIOTAction = 0; + + // + // Save Peer Setting before Association + // + IEEE80211_DEBUG(IEEE80211_DL_HT, "==============>%s()\n", __FUNCTION__); + /*unmark bEnableHT flag here is the same reason why unmarked in function ieee80211_softmac_new_net. WB 2008.09.10*/ +// if( pHTInfo->bEnableHT && pNetwork->bssht.bdSupportHT) + if (pNetwork->bssht.bdSupportHT) + { + pHTInfo->bCurrentHTSupport = true; + pHTInfo->ePeerHTSpecVer = pNetwork->bssht.bdHTSpecVer; + + // Save HTCap and HTInfo information Element + if(pNetwork->bssht.bdHTCapLen > 0 && pNetwork->bssht.bdHTCapLen <= sizeof(pHTInfo->PeerHTCapBuf)) + memcpy(pHTInfo->PeerHTCapBuf, pNetwork->bssht.bdHTCapBuf, pNetwork->bssht.bdHTCapLen); + + if(pNetwork->bssht.bdHTInfoLen > 0 && pNetwork->bssht.bdHTInfoLen <= sizeof(pHTInfo->PeerHTInfoBuf)) + memcpy(pHTInfo->PeerHTInfoBuf, pNetwork->bssht.bdHTInfoBuf, pNetwork->bssht.bdHTInfoLen); + + // Check whether RT to RT aggregation mode is enabled + if(pHTInfo->bRegRT2RTAggregation) + { + pHTInfo->bCurrentRT2RTAggregation = pNetwork->bssht.bdRT2RTAggregation; + pHTInfo->bCurrentRT2RTLongSlotTime = pNetwork->bssht.bdRT2RTLongSlotTime; + } + else + { + pHTInfo->bCurrentRT2RTAggregation = false; + pHTInfo->bCurrentRT2RTLongSlotTime = false; + } + + // Determine the IOT Peer Vendor. + HTIOTPeerDetermine(ieee); + + // Decide IOT Action + // Must be called after the parameter of pHTInfo->bCurrentRT2RTAggregation is decided + pHTInfo->IOTAction = 0; + bIOTAction = HTIOTActIsDisableMCS14(ieee, pNetwork->bssid); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS14; + + bIOTAction = HTIOTActIsDisableMCS15(ieee); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS15; + + bIOTAction = HTIOTActIsDisableMCSTwoSpatialStream(ieee, pNetwork->bssid); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_ALL_2SS; + + + bIOTAction = HTIOTActIsDisableEDCATurbo(ieee, pNetwork->bssid); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_EDCA_TURBO; + + bIOTAction = HTIOTActIsMgntUseCCK6M(pNetwork); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_MGNT_USE_CCK_6M; + + bIOTAction = HTIOTActIsCCDFsync(pNetwork->bssid); + if(bIOTAction) + pHTInfo->IOTAction |= HT_IOT_ACT_CDD_FSYNC; + + + } + else + { + pHTInfo->bCurrentHTSupport = false; + pHTInfo->bCurrentRT2RTAggregation = false; + pHTInfo->bCurrentRT2RTLongSlotTime = false; + + pHTInfo->IOTAction = 0; + } + +} + +void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; +// PHT_CAPABILITY_ELE pPeerHTCap = (PHT_CAPABILITY_ELE)pNetwork->bssht.bdHTCapBuf; + PHT_INFORMATION_ELE pPeerHTInfo = (PHT_INFORMATION_ELE)pNetwork->bssht.bdHTInfoBuf; + + if(pHTInfo->bCurrentHTSupport) + { + // + // Config current operation mode. + // + if(pNetwork->bssht.bdHTInfoLen != 0) + pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode; + + // + // <TODO: Config according to OBSS non-HT STA present!!> + // + } +} + +void HTUseDefaultSetting(struct ieee80211_device* ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; +// u8 regBwOpMode; + + if(pHTInfo->bEnableHT) + { + pHTInfo->bCurrentHTSupport = true; + + pHTInfo->bCurSuppCCK = pHTInfo->bRegSuppCCK; + + pHTInfo->bCurBW40MHz = pHTInfo->bRegBW40MHz; + + pHTInfo->bCurShortGI20MHz= pHTInfo->bRegShortGI20MHz; + + pHTInfo->bCurShortGI40MHz= pHTInfo->bRegShortGI40MHz; + + pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support; + + pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize; + + pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable; + + pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor; + + pHTInfo->CurrentMPDUDensity = pHTInfo->CurrentMPDUDensity; + + // Set BWOpMode register + + //update RATR index0 + HTFilterMCSRate(ieee, ieee->Regdot11HTOperationalRateSet, ieee->dot11HTOperationalRateSet); + //function below is not implemented at all. WB +#ifdef TODO + Adapter->HalFunc.InitHalRATRTableHandler( Adapter, &pMgntInfo->dot11OperationalRateSet, pMgntInfo->dot11HTOperationalRateSet); +#endif + ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee, ieee->dot11HTOperationalRateSet, MCS_FILTER_ALL); + ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate; + + } + else + { + pHTInfo->bCurrentHTSupport = false; + } + return; +} +/******************************************************************************************************************** + *function: check whether HT control field exists + * input: struct ieee80211_device *ieee + * u8* pFrame //coming skb->data + * output: none + * return: return true if HT control field exists(false otherwise) + * notice: +********************************************************************************************************************/ +u8 HTCCheck(struct ieee80211_device* ieee, u8* pFrame) +{ + if(ieee->pHTInfo->bCurrentHTSupport) + { + if( (IsQoSDataFrame(pFrame) && Frame_Order(pFrame)) == 1) + { + IEEE80211_DEBUG(IEEE80211_DL_HT, "HT CONTROL FILED EXIST!!\n"); + return true; + } + } + return false; +} + +// +// This function set bandwidth mode in protocol layer. +// +void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; +// u32 flags = 0; + + if(pHTInfo->bRegBW40MHz == false) + return; + + + + // To reduce dummy operation +// if((pHTInfo->bCurBW40MHz==false && Bandwidth==HT_CHANNEL_WIDTH_20) || +// (pHTInfo->bCurBW40MHz==true && Bandwidth==HT_CHANNEL_WIDTH_20_40 && Offset==pHTInfo->CurSTAExtChnlOffset)) +// return; + +// spin_lock_irqsave(&(ieee->bw_spinlock), flags); + if(pHTInfo->bSwBwInProgress) { +// spin_unlock_irqrestore(&(ieee->bw_spinlock), flags); + return; + } + //if in half N mode, set to 20M bandwidth please 09.08.2008 WB. + if(Bandwidth==HT_CHANNEL_WIDTH_20_40 && (!ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))) + { + // Handle Illegal extention channel offset!! + if(ieee->current_network.channel<2 && Offset==HT_EXTCHNL_OFFSET_LOWER) + Offset = HT_EXTCHNL_OFFSET_NO_EXT; + if(Offset==HT_EXTCHNL_OFFSET_UPPER || Offset==HT_EXTCHNL_OFFSET_LOWER) { + pHTInfo->bCurBW40MHz = true; + pHTInfo->CurSTAExtChnlOffset = Offset; + } else { + pHTInfo->bCurBW40MHz = false; + pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT; + } + } else { + pHTInfo->bCurBW40MHz = false; + pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT; + } + + pHTInfo->bSwBwInProgress = true; + + // TODO: 2007.7.13 by Emily Wait 2000ms in order to garantee that switching + // bandwidth is executed after scan is finished. It is a temporal solution + // because software should ganrantee the last operation of switching bandwidth + // is executed properlly. + HTSetConnectBwModeCallback(ieee); + +// spin_unlock_irqrestore(&(ieee->bw_spinlock), flags); +} + +void HTSetConnectBwModeCallback(struct ieee80211_device* ieee) +{ + PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; + + IEEE80211_DEBUG(IEEE80211_DL_HT, "======>%s()\n", __FUNCTION__); + + if(pHTInfo->bCurBW40MHz) + { + if(pHTInfo->CurSTAExtChnlOffset==HT_EXTCHNL_OFFSET_UPPER) + ieee->set_chan(ieee->dev, ieee->current_network.channel+2); + else if(pHTInfo->CurSTAExtChnlOffset==HT_EXTCHNL_OFFSET_LOWER) + ieee->set_chan(ieee->dev, ieee->current_network.channel-2); + else + ieee->set_chan(ieee->dev, ieee->current_network.channel); + + ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20_40, pHTInfo->CurSTAExtChnlOffset); + } else { + ieee->set_chan(ieee->dev, ieee->current_network.channel); + ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); + } + + pHTInfo->bSwBwInProgress = false; +} + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +//EXPORT_SYMBOL_NOVERS(HTUpdateSelfAndPeerSetting); +#else +//EXPORT_SYMBOL(HTUpdateSelfAndPeerSetting); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_Qos.h b/drivers/staging/rtl8192e/ieee80211/rtl819x_Qos.h new file mode 100644 index 0000000..f7b882b --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_Qos.h @@ -0,0 +1,749 @@ +#ifndef __INC_QOS_TYPE_H +#define __INC_QOS_TYPE_H + +//#include "EndianFree.h" +#define BIT0 0x00000001 +#define BIT1 0x00000002 +#define BIT2 0x00000004 +#define BIT3 0x00000008 +#define BIT4 0x00000010 +#define BIT5 0x00000020 +#define BIT6 0x00000040 +#define BIT7 0x00000080 +#define BIT8 0x00000100 +#define BIT9 0x00000200 +#define BIT10 0x00000400 +#define BIT11 0x00000800 +#define BIT12 0x00001000 +#define BIT13 0x00002000 +#define BIT14 0x00004000 +#define BIT15 0x00008000 +#define BIT16 0x00010000 +#define BIT17 0x00020000 +#define BIT18 0x00040000 +#define BIT19 0x00080000 +#define BIT20 0x00100000 +#define BIT21 0x00200000 +#define BIT22 0x00400000 +#define BIT23 0x00800000 +#define BIT24 0x01000000 +#define BIT25 0x02000000 +#define BIT26 0x04000000 +#define BIT27 0x08000000 +#define BIT28 0x10000000 +#define BIT29 0x20000000 +#define BIT30 0x40000000 +#define BIT31 0x80000000 + +#define MAX_WMMELE_LENGTH 64 + +// +// QoS mode. +// enum 0, 1, 2, 4: since we can use the OR(|) operation. +// +// QOS_MODE is redefined for enum can't be ++, | under C++ compiler, 2006.05.17, by rcnjko. +//typedef enum _QOS_MODE{ +// QOS_DISABLE = 0, +// QOS_WMM = 1, +// QOS_EDCA = 2, +// QOS_HCCA = 4, +//}QOS_MODE,*PQOS_MODE; +// +typedef u32 QOS_MODE, *PQOS_MODE; +#define QOS_DISABLE 0 +#define QOS_WMM 1 +#define QOS_WMMSA 2 +#define QOS_EDCA 4 +#define QOS_HCCA 8 +#define QOS_WMM_UAPSD 16 //WMM Power Save, 2006-06-14 Isaiah + +#define AC_PARAM_SIZE 4 +#define WMM_PARAM_ELE_BODY_LEN 18 + +// +// QoS ACK Policy Field Values +// Ref: WMM spec 2.1.6: QoS Control Field, p.10. +// +typedef enum _ACK_POLICY{ + eAckPlc0_ACK = 0x00, + eAckPlc1_NoACK = 0x01, +}ACK_POLICY,*PACK_POLICY; + +#define WMM_PARAM_ELEMENT_SIZE (8+(4*AC_PARAM_SIZE)) +#if 0 +#define GET_QOS_CTRL(_pStart) ReadEF2Byte((u8 *)(_pStart) + 24) +#define SET_QOS_CTRL(_pStart, _value) WriteEF2Byte((u8 *)(_pStart) + 24, _value) + +// WMM control field. +#define GET_QOS_CTRL_WMM_UP(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 0, 3)) +#define SET_QOS_CTRL_WMM_UP(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 0, 3, (u8)(_value)) + +#define GET_QOS_CTRL_WMM_EOSP(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 4, 1)) +#define SET_QOS_CTRL_WMM_EOSP(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 4, 1, (u8)(_value)) + +#define GET_QOS_CTRL_WMM_ACK_POLICY(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 5, 2)) +#define SET_QOS_CTRL_WMM_ACK_POLICY(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 5, 2, (u8)(_value)) + +// 802.11e control field (by STA, data) +#define GET_QOS_CTRL_STA_DATA_TID(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 0, 4)) +#define SET_QOS_CTRL_STA_DATA_TID(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 0, 4, (u8)(_value)) + +#define GET_QOS_CTRL_STA_DATA_QSIZE_FLAG(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 4, 1)) +#define SET_QOS_CTRL_STA_DATA_QSIZE_FLAG(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 4, 1, (u8)(_value)) + +#define GET_QOS_CTRL_STA_DATA_ACK_POLICY(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 5, 2)) +#define SET_QOS_CTRL_STA_DATA_ACK_POLICY(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 5, 2, (u8)(_value)) + +#define GET_QOS_CTRL_STA_DATA_TXOP(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 8, 8)) +#define SET_QOS_CTRL_STA_DATA_TXOP(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 8, 8, (u8)(_value)) + +#define GET_QOS_CTRL_STA_DATA_QSIZE(_pStart) GET_QOS_CTRL_STA_DATA_TXOP(_pStart) +#define SET_QOS_CTRL_STA_DATA_QSIZE(_pStart, _value) SET_QOS_CTRL_STA_DATA_TXOP(_pStart) + +// 802.11e control field (by HC, data) +#define GET_QOS_CTRL_HC_DATA_TID(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 0, 4)) +#define SET_QOS_CTRL_HC_DATA_TID(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 0, 4, (u8)(_value)) + +#define GET_QOS_CTRL_HC_DATA_EOSP(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 4, 1)) +#define SET_QOS_CTRL_HC_DATA_EOSP(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 4, 1, (u8)(_value)) + +#define GET_QOS_CTRL_HC_DATA_ACK_POLICY(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 5, 2)) +#define SET_QOS_CTRL_HC_DATA_ACK_POLICY(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 5, 2, (u8)(_value)) + +#define GET_QOS_CTRL_HC_DATA_PS_BUFSTATE(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 8, 8)) +#define SET_QOS_CTRL_HC_DATA_PS_BUFSTATE(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 8, 8, (u8)(_value)) + +// 802.11e control field (by HC, CFP) +#define GET_QOS_CTRL_HC_CFP_TID(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 0, 4)) +#define SET_QOS_CTRL_HC_CFP_TID(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 0, 4, (u8)(_value)) + +#define GET_QOS_CTRL_HC_CFP_EOSP(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 4, 1)) +#define SET_QOS_CTRL_HC_CFP_EOSP(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 4, 1, (u8)(_value)) + +#define GET_QOS_CTRL_HC_CFP_ACK_POLICY(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 5, 2)) +#define SET_QOS_CTRL_HC_CFP_ACK_POLICY(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 5, 2, (u8)(_value)) + +#define GET_QOS_CTRL_HC_CFP_TXOP_LIMIT(_pStart) ((u8)LE_BITS_TO_2BYTE((u8 *)(_pStart)+24, 8, 8)) +#define SET_QOS_CTRL_HC_CFP_TXOP_LIMIT(_pStart, _value) SET_BITS_TO_LE_2BYTE((u8 *)(_pStart)+24, 8, 8, (u8)(_value)) + +#define SET_WMM_QOS_INFO_FIELD(_pStart, _val) WriteEF1Byte(_pStart, _val) + +#define GET_WMM_QOS_INFO_FIELD_PARAMETERSET_COUNT(_pStart) LE_BITS_TO_1BYTE(_pStart, 0, 4) +#define SET_WMM_QOS_INFO_FIELD_PARAMETERSET_COUNT(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 0, 4, _val) + +#define GET_WMM_QOS_INFO_FIELD_AP_UAPSD(_pStart) LE_BITS_TO_1BYTE(_pStart, 7, 1) +#define SET_WMM_QOS_INFO_FIELD_AP_UAPSD(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 7, 1, _val) + +#define GET_WMM_QOS_INFO_FIELD_STA_AC_VO_UAPSD(_pStart) LE_BITS_TO_1BYTE(_pStart, 0, 1) +#define SET_WMM_QOS_INFO_FIELD_STA_AC_VO_UAPSD(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 0, 1, _val) + +#define GET_WMM_QOS_INFO_FIELD_STA_AC_VI_UAPSD(_pStart) LE_BITS_TO_1BYTE(_pStart, 1, 1) +#define SET_WMM_QOS_INFO_FIELD_STA_AC_VI_UAPSD(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 1, 1, _val) + +#define GET_WMM_QOS_INFO_FIELD_STA_AC_BE_UAPSD(_pStart) LE_BITS_TO_1BYTE(_pStart, 2, 1) +#define SET_WMM_QOS_INFO_FIELD_STA_AC_BE_UAPSD(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 2, 1, _val) + +#define GET_WMM_QOS_INFO_FIELD_STA_AC_BK_UAPSD(_pStart) LE_BITS_TO_1BYTE(_pStart, 3, 1) +#define SET_WMM_QOS_INFO_FIELD_STA_AC_BK_UAPSD(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 3, 1, _val) + +#define GET_WMM_QOS_INFO_FIELD_STA_MAX_SP_LEN(_pStart) LE_BITS_TO_1BYTE(_pStart, 5, 2) +#define SET_WMM_QOS_INFO_FIELD_STA_MAX_SP_LEN(_pStart, _val) SET_BITS_TO_LE_1BYTE(_pStart, 5, 2, _val) + + +#define WMM_INFO_ELEMENT_SIZE 7 + +#define GET_WMM_INFO_ELE_OUI(_pStart) ((u8 *)(_pStart)) +#define SET_WMM_INFO_ELE_OUI(_pStart, _pVal) PlatformMoveMemory(_pStart, _pVal, 3); + +#define GET_WMM_INFO_ELE_OUI_TYPE(_pStart) ( EF1Byte( *((u8 *)(_pStart)+3) ) ) +#define SET_WMM_INFO_ELE_OUI_TYPE(_pStart, _val) ( *((u8 *)(_pStart)+3) = EF1Byte(_val) ) + +#define GET_WMM_INFO_ELE_OUI_SUBTYPE(_pStart) ( EF1Byte( *((u8 *)(_pStart)+4) ) ) +#define SET_WMM_INFO_ELE_OUI_SUBTYPE(_pStart, _val) ( *((u8 *)(_pStart)+4) = EF1Byte(_val) ) + +#define GET_WMM_INFO_ELE_VERSION(_pStart) ( EF1Byte( *((u8 *)(_pStart)+5) ) ) +#define SET_WMM_INFO_ELE_VERSION(_pStart, _val) ( *((u8 *)(_pStart)+5) = EF1Byte(_val) ) + +#define GET_WMM_INFO_ELE_QOS_INFO_FIELD(_pStart) ( EF1Byte( *((u8 *)(_pStart)+6) ) ) +#define SET_WMM_INFO_ELE_QOS_INFO_FIELD(_pStart, _val) ( *((u8 *)(_pStart)+6) = EF1Byte(_val) ) + + + +#define GET_WMM_AC_PARAM_AIFSN(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 0, 4) ) +#define SET_WMM_AC_PARAM_AIFSN(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 0, 4, _val) + +#define GET_WMM_AC_PARAM_ACM(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 4, 1) ) +#define SET_WMM_AC_PARAM_ACM(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 4, 1, _val) + +#define GET_WMM_AC_PARAM_ACI(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 5, 2) ) +#define SET_WMM_AC_PARAM_ACI(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 5, 2, _val) + +#define GET_WMM_AC_PARAM_ACI_AIFSN(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 0, 8) ) +#define SET_WMM_AC_PARAM_ACI_AIFSN(_pStart, _val) SET_BTIS_TO_LE_4BYTE(_pStart, 0, 8, _val) + +#define GET_WMM_AC_PARAM_ECWMIN(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 8, 4) ) +#define SET_WMM_AC_PARAM_ECWMIN(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 8, 4, _val) + +#define GET_WMM_AC_PARAM_ECWMAX(_pStart) ( (u8)LE_BITS_TO_4BYTE(_pStart, 12, 4) ) +#define SET_WMM_AC_PARAM_ECWMAX(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 12, 4, _val) + +#define GET_WMM_AC_PARAM_TXOP_LIMIT(_pStart) ( (u16)LE_BITS_TO_4BYTE(_pStart, 16, 16) ) +#define SET_WMM_AC_PARAM_TXOP_LIMIT(_pStart, _val) SET_BITS_TO_LE_4BYTE(_pStart, 16, 16, _val) + + + + +#define GET_WMM_PARAM_ELE_OUI(_pStart) ((u8 *)(_pStart)) +#define SET_WMM_PARAM_ELE_OUI(_pStart, _pVal) PlatformMoveMemory(_pStart, _pVal, 3) + +#define GET_WMM_PARAM_ELE_OUI_TYPE(_pStart) ( EF1Byte( *((u8 *)(_pStart)+3) ) ) +#define SET_WMM_PARAM_ELE_OUI_TYPE(_pStart, _val) ( *((u8 *)(_pStart)+3) = EF1Byte(_val) ) + +#define GET_WMM_PARAM_ELE_OUI_SUBTYPE(_pStart) ( EF1Byte( *((u8 *)(_pStart)+4) ) ) +#define SET_WMM_PARAM_ELE_OUI_SUBTYPE(_pStart, _val) ( *((u8 *)(_pStart)+4) = EF1Byte(_val) ) + +#define GET_WMM_PARAM_ELE_VERSION(_pStart) ( EF1Byte( *((u8 *)(_pStart)+5) ) ) +#define SET_WMM_PARAM_ELE_VERSION(_pStart, _val) ( *((u8 *)(_pStart)+5) = EF1Byte(_val) ) + +#define GET_WMM_PARAM_ELE_QOS_INFO_FIELD(_pStart) ( EF1Byte( *((u8 *)(_pStart)+6) ) ) +#define SET_WMM_PARAM_ELE_QOS_INFO_FIELD(_pStart, _val) ( *((u8 *)(_pStart)+6) = EF1Byte(_val) ) + +#define GET_WMM_PARAM_ELE_AC_PARAM(_pStart) ( (u8 *)(_pStart)+8 ) +#define SET_WMM_PARAM_ELE_AC_PARAM(_pStart, _pVal) PlatformMoveMemory((_pStart)+8, _pVal, 16) +#endif + +// +// QoS Control Field +// Ref: +// 1. WMM spec 2.1.6: QoS Control Field, p.9. +// 2. 802.11e/D13.0 7.1.3.5, p.26. +// +typedef union _QOS_CTRL_FIELD{ + u8 charData[2]; + u16 shortData; + + // WMM spec + struct + { + u8 UP:3; + u8 usRsvd1:1; + u8 EOSP:1; + u8 AckPolicy:2; + u8 usRsvd2:1; + u8 ucRsvdByte; + }WMM; + + // 802.11e: QoS data type frame sent by non-AP QSTAs. + struct + { + u8 TID:4; + u8 bIsQsize:1;// 0: BIT[8:15] is TXOP Duration Requested, 1: BIT[8:15] is Queue Size. + u8 AckPolicy:2; + u8 usRsvd:1; + u8 TxopOrQsize; // (BIT4=0)TXOP Duration Requested or (BIT4=1)Queue Size. + }BySta; + + // 802.11e: QoS data, QoS Null, and QoS Data+CF-Ack frames sent by HC. + struct + { + u8 TID:4; + u8 EOSP:1; + u8 AckPolicy:2; + u8 usRsvd:1; + u8 PSBufState; // QAP PS Buffer State. + }ByHc_Data; + + // 802.11e: QoS (+) CF-Poll frames sent by HC. + struct + { + u8 TID:4; + u8 EOSP:1; + u8 AckPolicy:2; + u8 usRsvd:1; + u8 TxopLimit; // TXOP Limit. + }ByHc_CFP; + +}QOS_CTRL_FIELD, *PQOS_CTRL_FIELD; + + +// +// QoS Info Field +// Ref: +// 1. WMM spec 2.2.1: WME Information Element, p.11. +// 2. 8185 QoS code: QOS_INFO [def. in QoS_mp.h] +// +typedef union _QOS_INFO_FIELD{ + u8 charData; + + struct + { + u8 ucParameterSetCount:4; + u8 ucReserved:4; + }WMM; + + struct + { + //Ref WMM_Specification_1-1.pdf, 2006-06-13 Isaiah + u8 ucAC_VO_UAPSD:1; + u8 ucAC_VI_UAPSD:1; + u8 ucAC_BE_UAPSD:1; + u8 ucAC_BK_UAPSD:1; + u8 ucReserved1:1; + u8 ucMaxSPLen:2; + u8 ucReserved2:1; + + }ByWmmPsSta; + + struct + { + //Ref WMM_Specification_1-1.pdf, 2006-06-13 Isaiah + u8 ucParameterSetCount:4; + u8 ucReserved:3; + u8 ucApUapsd:1; + }ByWmmPsAp; + + struct + { + u8 ucAC3_UAPSD:1; + u8 ucAC2_UAPSD:1; + u8 ucAC1_UAPSD:1; + u8 ucAC0_UAPSD:1; + u8 ucQAck:1; + u8 ucMaxSPLen:2; + u8 ucMoreDataAck:1; + } By11eSta; + + struct + { + u8 ucParameterSetCount:4; + u8 ucQAck:1; + u8 ucQueueReq:1; + u8 ucTXOPReq:1; + u8 ucReserved:1; + } By11eAp; + + struct + { + u8 ucReserved1:4; + u8 ucQAck:1; + u8 ucReserved2:2; + u8 ucMoreDataAck:1; + } ByWmmsaSta; + + struct + { + u8 ucReserved1:4; + u8 ucQAck:1; + u8 ucQueueReq:1; + u8 ucTXOPReq:1; + u8 ucReserved2:1; + } ByWmmsaAp; + + struct + { + u8 ucAC3_UAPSD:1; + u8 ucAC2_UAPSD:1; + u8 ucAC1_UAPSD:1; + u8 ucAC0_UAPSD:1; + u8 ucQAck:1; + u8 ucMaxSPLen:2; + u8 ucMoreDataAck:1; + } ByAllSta; + + struct + { + u8 ucParameterSetCount:4; + u8 ucQAck:1; + u8 ucQueueReq:1; + u8 ucTXOPReq:1; + u8 ucApUapsd:1; + } ByAllAp; + +}QOS_INFO_FIELD, *PQOS_INFO_FIELD; + +#if 0 +// +// WMM Information Element +// Ref: WMM spec 2.2.1: WME Information Element, p.10. +// +typedef struct _WMM_INFO_ELEMENT{ +// u8 ElementID; +// u8 Length; + u8 OUI[3]; + u8 OUI_Type; + u8 OUI_SubType; + u8 Version; + QOS_INFO_FIELD QosInfo; +}WMM_INFO_ELEMENT, *PWMM_INFO_ELEMENT; +#endif + +// +// ACI to AC coding. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.13. +// +// AC_CODING is redefined for enum can't be ++, | under C++ compiler, 2006.05.17, by rcnjko. +//typedef enum _AC_CODING{ +// AC0_BE = 0, // ACI: 0x00 // Best Effort +// AC1_BK = 1, // ACI: 0x01 // Background +// AC2_VI = 2, // ACI: 0x10 // Video +// AC3_VO = 3, // ACI: 0x11 // Voice +// AC_MAX = 4, // Max: define total number; Should not to be used as a real enum. +//}AC_CODING,*PAC_CODING; +// +typedef u32 AC_CODING; +#define AC0_BE 0 // ACI: 0x00 // Best Effort +#define AC1_BK 1 // ACI: 0x01 // Background +#define AC2_VI 2 // ACI: 0x10 // Video +#define AC3_VO 3 // ACI: 0x11 // Voice +#define AC_MAX 4 // Max: define total number; Should not to be used as a real enum. + +// +// ACI/AIFSN Field. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.12. +// +typedef union _ACI_AIFSN{ + u8 charData; + + struct + { + u8 AIFSN:4; + u8 ACM:1; + u8 ACI:2; + u8 Reserved:1; + }f; // Field +}ACI_AIFSN, *PACI_AIFSN; + +// +// ECWmin/ECWmax field. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.13. +// +typedef union _ECW{ + u8 charData; + struct + { + u8 ECWmin:4; + u8 ECWmax:4; + }f; // Field +}ECW, *PECW; + +// +// AC Parameters Record Format. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.12. +// +typedef union _AC_PARAM{ + u32 longData; + u8 charData[4]; + + struct + { + ACI_AIFSN AciAifsn; + ECW Ecw; + u16 TXOPLimit; + }f; // Field +}AC_PARAM, *PAC_PARAM; + + + +// +// QoS element subtype +// +typedef enum _QOS_ELE_SUBTYPE{ + QOSELE_TYPE_INFO = 0x00, // 0x00: Information element + QOSELE_TYPE_PARAM = 0x01, // 0x01: parameter element +}QOS_ELE_SUBTYPE,*PQOS_ELE_SUBTYPE; + + +// +// Direction Field Values. +// Ref: WMM spec 2.2.11: WME TSPEC Element, p.18. +// +typedef enum _DIRECTION_VALUE{ + DIR_UP = 0, // 0x00 // UpLink + DIR_DOWN = 1, // 0x01 // DownLink + DIR_DIRECT = 2, // 0x10 // DirectLink + DIR_BI_DIR = 3, // 0x11 // Bi-Direction +}DIRECTION_VALUE,*PDIRECTION_VALUE; + + +// +// TS Info field in WMM TSPEC Element. +// Ref: +// 1. WMM spec 2.2.11: WME TSPEC Element, p.18. +// 2. 8185 QoS code: QOS_TSINFO [def. in QoS_mp.h] +// +typedef union _QOS_TSINFO{ + u8 charData[3]; + struct { + u8 ucTrafficType:1; //WMM is reserved + u8 ucTSID:4; + u8 ucDirection:2; + u8 ucAccessPolicy:2; //WMM: bit8=0, bit7=1 + u8 ucAggregation:1; //WMM is reserved + u8 ucPSB:1; //WMMSA is APSD + u8 ucUP:3; + u8 ucTSInfoAckPolicy:2; //WMM is reserved + u8 ucSchedule:1; //WMM is reserved + u8 ucReserved:7; + }field; +}QOS_TSINFO, *PQOS_TSINFO; + +// +// WMM TSPEC Body. +// Ref: WMM spec 2.2.11: WME TSPEC Element, p.16. +// +typedef union _TSPEC_BODY{ + u8 charData[55]; + + struct + { + QOS_TSINFO TSInfo; //u8 TSInfo[3]; + u16 NominalMSDUsize; + u16 MaxMSDUsize; + u32 MinServiceItv; + u32 MaxServiceItv; + u32 InactivityItv; + u32 SuspenItv; + u32 ServiceStartTime; + u32 MinDataRate; + u32 MeanDataRate; + u32 PeakDataRate; + u32 MaxBurstSize; + u32 DelayBound; + u32 MinPhyRate; + u16 SurplusBandwidthAllowance; + u16 MediumTime; + } f; // Field +}TSPEC_BODY, *PTSPEC_BODY; + + +// +// WMM TSPEC Element. +// Ref: WMM spec 2.2.11: WME TSPEC Element, p.16. +// +typedef struct _WMM_TSPEC{ + u8 ID; + u8 Length; + u8 OUI[3]; + u8 OUI_Type; + u8 OUI_SubType; + u8 Version; + TSPEC_BODY Body; +} WMM_TSPEC, *PWMM_TSPEC; + +// +// ACM implementation method. +// Annie, 2005-12-13. +// +typedef enum _ACM_METHOD{ + eAcmWay0_SwAndHw = 0, // By SW and HW. + eAcmWay1_HW = 1, // By HW. + eAcmWay2_SW = 2, // By SW. +}ACM_METHOD,*PACM_METHOD; + + +typedef struct _ACM{ +// u8 RegEnableACM; + u64 UsedTime; + u64 MediumTime; + u8 HwAcmCtl; // TRUE: UsedTime exceed => Do NOT USE this AC. It wll be written to ACM_CONTROL(0xBF BIT 0/1/2 in 8185B). +}ACM, *PACM; + +typedef u8 AC_UAPSD, *PAC_UAPSD; + +#define GET_VO_UAPSD(_apsd) ((_apsd) & BIT0) +#define SET_VO_UAPSD(_apsd) ((_apsd) |= BIT0) + +#define GET_VI_UAPSD(_apsd) ((_apsd) & BIT1) +#define SET_VI_UAPSD(_apsd) ((_apsd) |= BIT1) + +#define GET_BK_UAPSD(_apsd) ((_apsd) & BIT2) +#define SET_BK_UAPSD(_apsd) ((_apsd) |= BIT2) + +#define GET_BE_UAPSD(_apsd) ((_apsd) & BIT3) +#define SET_BE_UAPSD(_apsd) ((_apsd) |= BIT3) + + +//typedef struct _TCLASS{ +// TODO +//} TCLASS, *PTCLASS; +typedef union _QOS_TCLAS{ + + struct _TYPE_GENERAL{ + u8 Priority; + u8 ClassifierType; + u8 Mask; + } TYPE_GENERAL; + + struct _TYPE0_ETH{ + u8 Priority; + u8 ClassifierType; + u8 Mask; + u8 SrcAddr[6]; + u8 DstAddr[6]; + u16 Type; + } TYPE0_ETH; + + struct _TYPE1_IPV4{ + u8 Priority; + u8 ClassifierType; + u8 Mask; + u8 Version; + u8 SrcIP[4]; + u8 DstIP[4]; + u16 SrcPort; + u16 DstPort; + u8 DSCP; + u8 Protocol; + u8 Reserved; + } TYPE1_IPV4; + + struct _TYPE1_IPV6{ + u8 Priority; + u8 ClassifierType; + u8 Mask; + u8 Version; + u8 SrcIP[16]; + u8 DstIP[16]; + u16 SrcPort; + u16 DstPort; + u8 FlowLabel[3]; + } TYPE1_IPV6; + + struct _TYPE2_8021Q{ + u8 Priority; + u8 ClassifierType; + u8 Mask; + u16 TagType; + } TYPE2_8021Q; +} QOS_TCLAS, *PQOS_TCLAS; + +//typedef struct _WMM_TSTREAM{ +// +//- TSPEC +//- AC (which to mapping) +//} WMM_TSTREAM, *PWMM_TSTREAM; +typedef struct _QOS_TSTREAM{ + u8 AC; + WMM_TSPEC TSpec; + QOS_TCLAS TClass; +} QOS_TSTREAM, *PQOS_TSTREAM; + +//typedef struct _U_APSD{ +//- TriggerEnable [4] +//- MaxSPLength +//- HighestAcBuffered +//} U_APSD, *PU_APSD; + +//joseph TODO: +// UAPSD function should be implemented by 2 data structure +// "Qos control field" and "Qos info field" +//typedef struct _QOS_UAPSD{ +// u8 bTriggerEnable[4]; +// u8 MaxSPLength; +// u8 HighestBufAC; +//} QOS_UAPSD, *PQOS_APSD; + +//---------------------------------------------------------------------------- +// 802.11 Management frame Status Code field +//---------------------------------------------------------------------------- +typedef struct _OCTET_STRING{ + u8 *Octet; + u16 Length; +}OCTET_STRING, *POCTET_STRING; +#if 0 +#define FillOctetString(_os,_octet,_len) \ + (_os).Octet=(u8 *)(_octet); \ + (_os).Length=(_len); + +#define WMM_ELEM_HDR_LEN 6 +#define WMMElemSkipHdr(_osWMMElem) \ + (_osWMMElem).Octet += WMM_ELEM_HDR_LEN; \ + (_osWMMElem).Length -= WMM_ELEM_HDR_LEN; +#endif +// +// STA QoS data. +// Ref: DOT11_QOS in 8185 code. [def. in QoS_mp.h] +// +typedef struct _STA_QOS{ + //DECLARE_RT_OBJECT(STA_QOS); + u8 WMMIEBuf[MAX_WMMELE_LENGTH]; + u8* WMMIE; + + // Part 1. Self QoS Mode. + QOS_MODE QosCapability; //QoS Capability, 2006-06-14 Isaiah + QOS_MODE CurrentQosMode; + + // For WMM Power Save Mode : + // ACs are trigger/delivery enabled or legacy power save enabled. 2006-06-13 Isaiah + AC_UAPSD b4ac_Uapsd; //VoUapsd(bit0), ViUapsd(bit1), BkUapsd(bit2), BeUapsd(bit3), + AC_UAPSD Curr4acUapsd; + u8 bInServicePeriod; + u8 MaxSPLength; + int NumBcnBeforeTrigger; + + // Part 2. EDCA Parameter (perAC) + u8 * pWMMInfoEle; + u8 WMMParamEle[WMM_PARAM_ELEMENT_SIZE]; + u8 WMMPELength; + + // <Bruce_Note> + //2 ToDo: remove the Qos Info Field and replace it by the above WMM Info element. + // By Bruce, 2008-01-30. + // Part 2. EDCA Parameter (perAC) + QOS_INFO_FIELD QosInfoField_STA; // Maintained by STA + QOS_INFO_FIELD QosInfoField_AP; // Retrieved from AP + + AC_PARAM CurAcParameters[4]; + + // Part 3. ACM + ACM acm[4]; + ACM_METHOD AcmMethod; + + // Part 4. Per TID (Part 5: TCLASS will be described by TStream) + QOS_TSTREAM TStream[16]; + WMM_TSPEC TSpec; + + u32 QBssWirelessMode; + + // No Ack Setting + u8 bNoAck; + + // Enable/Disable Rx immediate BA capability. + u8 bEnableRxImmBA; + +}STA_QOS, *PSTA_QOS; + +// +// BSS QOS data. +// Ref: BssDscr in 8185 code. [def. in BssDscr.h] +// +typedef struct _BSS_QOS{ + QOS_MODE bdQoSMode; + + u8 bdWMMIEBuf[MAX_WMMELE_LENGTH]; + u8* bdWMMIE; + + QOS_ELE_SUBTYPE EleSubType; + + u8 * pWMMInfoEle; + u8 * pWMMParamEle; + + QOS_INFO_FIELD QosInfoField; + AC_PARAM AcParameter[4]; +}BSS_QOS, *PBSS_QOS; + + +// +// Ref: sQoSCtlLng and QoSCtl definition in 8185 QoS code. +//#define QoSCtl (( (Adapter->bRegQoS) && (Adapter->dot11QoS.QoSMode &(QOS_EDCA|QOS_HCCA)) ) ?sQoSCtlLng:0) +// +#define sQoSCtlLng 2 +#define QOS_CTRL_LEN(_QosMode) ((_QosMode > QOS_DISABLE)? sQoSCtlLng : 0) + + +//Added by joseph +//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP +//#define UP2AC(up) ((up<3)?((up==0)?1:0):(up>>1)) +#define IsACValid(ac) ((ac<=7 )?true:false ) + +#endif // #ifndef __INC_QOS_TYPE_H diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_TS.h b/drivers/staging/rtl8192e/ieee80211/rtl819x_TS.h new file mode 100644 index 0000000..baaac21 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_TS.h @@ -0,0 +1,56 @@ +#ifndef _TSTYPE_H_ +#define _TSTYPE_H_ +#include "rtl819x_Qos.h" +#define TS_SETUP_TIMEOUT 60 // In millisecond +#define TS_INACT_TIMEOUT 60 +#define TS_ADDBA_DELAY 60 + +#define TOTAL_TS_NUM 16 +#define TCLAS_NUM 4 + +// This define the Tx/Rx directions +typedef enum _TR_SELECT { + TX_DIR = 0, + RX_DIR = 1, +} TR_SELECT, *PTR_SELECT; + +typedef struct _TS_COMMON_INFO{ + struct list_head List; + struct timer_list SetupTimer; + struct timer_list InactTimer; + u8 Addr[6]; + TSPEC_BODY TSpec; + QOS_TCLAS TClass[TCLAS_NUM]; + u8 TClasProc; + u8 TClasNum; +} TS_COMMON_INFO, *PTS_COMMON_INFO; + +typedef struct _TX_TS_RECORD{ + TS_COMMON_INFO TsCommonInfo; + u16 TxCurSeq; + BA_RECORD TxPendingBARecord; // For BA Originator + BA_RECORD TxAdmittedBARecord; // For BA Originator +// QOS_DL_RECORD DLRecord; + u8 bAddBaReqInProgress; + u8 bAddBaReqDelayed; + u8 bUsingBa; + struct timer_list TsAddBaTimer; + u8 num; +} TX_TS_RECORD, *PTX_TS_RECORD; + +typedef struct _RX_TS_RECORD { + TS_COMMON_INFO TsCommonInfo; + u16 RxIndicateSeq; + u16 RxTimeoutIndicateSeq; + struct list_head RxPendingPktList; + struct timer_list RxPktPendingTimer; + BA_RECORD RxAdmittedBARecord; // For BA Recepient + u16 RxLastSeqNum; + u8 RxLastFragNum; + u8 num; +// QOS_DL_RECORD DLRecord; +} RX_TS_RECORD, *PRX_TS_RECORD; + + +#endif + diff --git a/drivers/staging/rtl8192e/ieee80211/rtl819x_TSProc.c b/drivers/staging/rtl8192e/ieee80211/rtl819x_TSProc.c new file mode 100644 index 0000000..2816b60 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl819x_TSProc.c @@ -0,0 +1,659 @@ +#include "ieee80211.h" +#include <linux/etherdevice.h> +#include "rtl819x_TS.h" + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#define list_for_each_entry_safe(pos, n, head, member) \ + for (pos = list_entry((head)->next, typeof(*pos), member), \ + n = list_entry(pos->member.next, typeof(*pos), member); \ + &pos->member != (head); \ + pos = n, n = list_entry(n->member.next, typeof(*n), member)) +#endif +void TsSetupTimeOut(unsigned long data) +{ + // Not implement yet + // This is used for WMMSA and ACM , that would send ADDTSReq frame. +} + +void TsInactTimeout(unsigned long data) +{ + // Not implement yet + // This is used for WMMSA and ACM. + // This function would be call when TS is no Tx/Rx for some period of time. +} + +/******************************************************************************************************************** + *function: I still not understand this function, so wait for further implementation + * input: unsigned long data //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer + * return: NULL + * notice: +********************************************************************************************************************/ +#if 1 +void RxPktPendingTimeout(unsigned long data) +{ + PRX_TS_RECORD pRxTs = (PRX_TS_RECORD)data; + struct ieee80211_device *ieee = container_of(pRxTs, struct ieee80211_device, RxTsRecord[pRxTs->num]); + + PRX_REORDER_ENTRY pReorderEntry = NULL; + + //u32 flags = 0; + unsigned long flags = 0; + struct ieee80211_rxb *stats_IndicateArray[REORDER_WIN_SIZE]; + u8 index = 0; + bool bPktInBuf = false; + + + spin_lock_irqsave(&(ieee->reorder_spinlock), flags); + //PlatformAcquireSpinLock(Adapter, RT_RX_SPINLOCK); + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"==================>%s()\n",__FUNCTION__); + if(pRxTs->RxTimeoutIndicateSeq != 0xffff) + { + // Indicate the pending packets sequentially according to SeqNum until meet the gap. + while(!list_empty(&pRxTs->RxPendingPktList)) + { + pReorderEntry = (PRX_REORDER_ENTRY)list_entry(pRxTs->RxPendingPktList.prev,RX_REORDER_ENTRY,List); + if(index == 0) + pRxTs->RxIndicateSeq = pReorderEntry->SeqNum; + + if( SN_LESS(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq) || + SN_EQUAL(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq) ) + { + list_del_init(&pReorderEntry->List); + + if(SN_EQUAL(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq)) + pRxTs->RxIndicateSeq = (pRxTs->RxIndicateSeq + 1) % 4096; + + IEEE80211_DEBUG(IEEE80211_DL_REORDER,"RxPktPendingTimeout(): IndicateSeq: %d\n", pReorderEntry->SeqNum); + stats_IndicateArray[index] = pReorderEntry->prxb; + index++; + + list_add_tail(&pReorderEntry->List, &ieee->RxReorder_Unused_List); + } + else + { + bPktInBuf = true; + break; + } + } + } + + if(index>0) + { + // Set RxTimeoutIndicateSeq to 0xffff to indicate no pending packets in buffer now. + pRxTs->RxTimeoutIndicateSeq = 0xffff; + + // Indicate packets + if(index > REORDER_WIN_SIZE){ + IEEE80211_DEBUG(IEEE80211_DL_ERR, "RxReorderIndicatePacket(): Rx Reorer buffer full!! \n"); + spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags); + return; + } + ieee80211_indicate_packets(ieee, stats_IndicateArray, index); + bPktInBuf = false; + } + + if(bPktInBuf && (pRxTs->RxTimeoutIndicateSeq==0xffff)) + { + pRxTs->RxTimeoutIndicateSeq = pRxTs->RxIndicateSeq; +#if 0 + if(timer_pending(&pRxTs->RxPktPendingTimer)) + del_timer_sync(&pRxTs->RxPktPendingTimer); + pRxTs->RxPktPendingTimer.expires = jiffies + ieee->pHTInfo->RxReorderPendingTime; + add_timer(&pRxTs->RxPktPendingTimer); +#else + mod_timer(&pRxTs->RxPktPendingTimer, jiffies + MSECS(ieee->pHTInfo->RxReorderPendingTime)); +#endif + } + spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags); + //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK); +} +#endif + +/******************************************************************************************************************** + *function: Add BA timer function + * input: unsigned long data //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer + * return: NULL + * notice: +********************************************************************************************************************/ +void TsAddBaProcess(unsigned long data) +{ + PTX_TS_RECORD pTxTs = (PTX_TS_RECORD)data; + u8 num = pTxTs->num; + struct ieee80211_device *ieee = container_of(pTxTs, struct ieee80211_device, TxTsRecord[num]); + + TsInitAddBA(ieee, pTxTs, BA_POLICY_IMMEDIATE, false); + IEEE80211_DEBUG(IEEE80211_DL_BA, "TsAddBaProcess(): ADDBA Req is started!! \n"); +} + + +void ResetTsCommonInfo(PTS_COMMON_INFO pTsCommonInfo) +{ + memset(pTsCommonInfo->Addr, 0, 6); + memset(&pTsCommonInfo->TSpec, 0, sizeof(TSPEC_BODY)); + memset(&pTsCommonInfo->TClass, 0, sizeof(QOS_TCLAS)*TCLAS_NUM); + pTsCommonInfo->TClasProc = 0; + pTsCommonInfo->TClasNum = 0; +} + +void ResetTxTsEntry(PTX_TS_RECORD pTS) +{ + ResetTsCommonInfo(&pTS->TsCommonInfo); + pTS->TxCurSeq = 0; + pTS->bAddBaReqInProgress = false; + pTS->bAddBaReqDelayed = false; + pTS->bUsingBa = false; + ResetBaEntry(&pTS->TxAdmittedBARecord); //For BA Originator + ResetBaEntry(&pTS->TxPendingBARecord); +} + +void ResetRxTsEntry(PRX_TS_RECORD pTS) +{ + ResetTsCommonInfo(&pTS->TsCommonInfo); + pTS->RxIndicateSeq = 0xffff; // This indicate the RxIndicateSeq is not used now!! + pTS->RxTimeoutIndicateSeq = 0xffff; // This indicate the RxTimeoutIndicateSeq is not used now!! + ResetBaEntry(&pTS->RxAdmittedBARecord); // For BA Recepient +} + +void TSInitialize(struct ieee80211_device *ieee) +{ + PTX_TS_RECORD pTxTS = ieee->TxTsRecord; + PRX_TS_RECORD pRxTS = ieee->RxTsRecord; + PRX_REORDER_ENTRY pRxReorderEntry = ieee->RxReorderEntry; + u8 count = 0; + IEEE80211_DEBUG(IEEE80211_DL_TS, "==========>%s()\n", __FUNCTION__); + // Initialize Tx TS related info. + INIT_LIST_HEAD(&ieee->Tx_TS_Admit_List); + INIT_LIST_HEAD(&ieee->Tx_TS_Pending_List); + INIT_LIST_HEAD(&ieee->Tx_TS_Unused_List); + + for(count = 0; count < TOTAL_TS_NUM; count++) + { + // + pTxTS->num = count; + // The timers for the operation of Traffic Stream and Block Ack. + // DLS related timer will be add here in the future!! + init_timer(&pTxTS->TsCommonInfo.SetupTimer); + pTxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pTxTS; + pTxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut; + + init_timer(&pTxTS->TsCommonInfo.InactTimer); + pTxTS->TsCommonInfo.InactTimer.data = (unsigned long)pTxTS; + pTxTS->TsCommonInfo.InactTimer.function = TsInactTimeout; + + init_timer(&pTxTS->TsAddBaTimer); + pTxTS->TsAddBaTimer.data = (unsigned long)pTxTS; + pTxTS->TsAddBaTimer.function = TsAddBaProcess; + + init_timer(&pTxTS->TxPendingBARecord.Timer); + pTxTS->TxPendingBARecord.Timer.data = (unsigned long)pTxTS; + pTxTS->TxPendingBARecord.Timer.function = BaSetupTimeOut; + + init_timer(&pTxTS->TxAdmittedBARecord.Timer); + pTxTS->TxAdmittedBARecord.Timer.data = (unsigned long)pTxTS; + pTxTS->TxAdmittedBARecord.Timer.function = TxBaInactTimeout; + + ResetTxTsEntry(pTxTS); + list_add_tail(&pTxTS->TsCommonInfo.List, &ieee->Tx_TS_Unused_List); + pTxTS++; + } + + // Initialize Rx TS related info. + INIT_LIST_HEAD(&ieee->Rx_TS_Admit_List); + INIT_LIST_HEAD(&ieee->Rx_TS_Pending_List); + INIT_LIST_HEAD(&ieee->Rx_TS_Unused_List); + for(count = 0; count < TOTAL_TS_NUM; count++) + { + pRxTS->num = count; + INIT_LIST_HEAD(&pRxTS->RxPendingPktList); + + init_timer(&pRxTS->TsCommonInfo.SetupTimer); + pRxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pRxTS; + pRxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut; + + init_timer(&pRxTS->TsCommonInfo.InactTimer); + pRxTS->TsCommonInfo.InactTimer.data = (unsigned long)pRxTS; + pRxTS->TsCommonInfo.InactTimer.function = TsInactTimeout; + + init_timer(&pRxTS->RxAdmittedBARecord.Timer); + pRxTS->RxAdmittedBARecord.Timer.data = (unsigned long)pRxTS; + pRxTS->RxAdmittedBARecord.Timer.function = RxBaInactTimeout; + + init_timer(&pRxTS->RxPktPendingTimer); + pRxTS->RxPktPendingTimer.data = (unsigned long)pRxTS; + pRxTS->RxPktPendingTimer.function = RxPktPendingTimeout; + + ResetRxTsEntry(pRxTS); + list_add_tail(&pRxTS->TsCommonInfo.List, &ieee->Rx_TS_Unused_List); + pRxTS++; + } + // Initialize unused Rx Reorder List. + INIT_LIST_HEAD(&ieee->RxReorder_Unused_List); +//#ifdef TO_DO_LIST + for(count = 0; count < REORDER_ENTRY_NUM; count++) + { + list_add_tail( &pRxReorderEntry->List,&ieee->RxReorder_Unused_List); + if(count == (REORDER_ENTRY_NUM-1)) + break; + pRxReorderEntry = &ieee->RxReorderEntry[count+1]; + } +//#endif + +} + +void AdmitTS(struct ieee80211_device *ieee, PTS_COMMON_INFO pTsCommonInfo, u32 InactTime) +{ + del_timer_sync(&pTsCommonInfo->SetupTimer); + del_timer_sync(&pTsCommonInfo->InactTimer); + + if(InactTime!=0) + mod_timer(&pTsCommonInfo->InactTimer, jiffies + MSECS(InactTime)); +} + + +PTS_COMMON_INFO SearchAdmitTRStream(struct ieee80211_device *ieee, u8* Addr, u8 TID, TR_SELECT TxRxSelect) +{ + //DIRECTION_VALUE dir; + u8 dir; + bool search_dir[4] = {0, 0, 0, 0}; + struct list_head* psearch_list; //FIXME + PTS_COMMON_INFO pRet = NULL; + if(ieee->iw_mode == IW_MODE_MASTER) //ap mode + { + if(TxRxSelect == TX_DIR) + { + search_dir[DIR_DOWN] = true; + search_dir[DIR_BI_DIR]= true; + } + else + { + search_dir[DIR_UP] = true; + search_dir[DIR_BI_DIR]= true; + } + } + else if(ieee->iw_mode == IW_MODE_ADHOC) + { + if(TxRxSelect == TX_DIR) + search_dir[DIR_UP] = true; + else + search_dir[DIR_DOWN] = true; + } + else + { + if(TxRxSelect == TX_DIR) + { + search_dir[DIR_UP] = true; + search_dir[DIR_BI_DIR]= true; + search_dir[DIR_DIRECT]= true; + } + else + { + search_dir[DIR_DOWN] = true; + search_dir[DIR_BI_DIR]= true; + search_dir[DIR_DIRECT]= true; + } + } + + if(TxRxSelect == TX_DIR) + psearch_list = &ieee->Tx_TS_Admit_List; + else + psearch_list = &ieee->Rx_TS_Admit_List; + + //for(dir = DIR_UP; dir <= DIR_BI_DIR; dir++) + for(dir = 0; dir <= DIR_BI_DIR; dir++) + { + if(search_dir[dir] ==false ) + continue; + list_for_each_entry(pRet, psearch_list, List){ + // IEEE80211_DEBUG(IEEE80211_DL_TS, "ADD:"MAC_FMT", TID:%d, dir:%d\n", MAC_ARG(pRet->Addr), pRet->TSpec.f.TSInfo.field.ucTSID, pRet->TSpec.f.TSInfo.field.ucDirection); + if (memcmp(pRet->Addr, Addr, 6) == 0) + if (pRet->TSpec.f.TSInfo.field.ucTSID == TID) + if(pRet->TSpec.f.TSInfo.field.ucDirection == dir) + { + // printk("Bingo! got it\n"); + break; + } + + } + if(&pRet->List != psearch_list) + break; + } + + if(&pRet->List != psearch_list){ + return pRet ; + } + else + return NULL; +} + +void MakeTSEntry( + PTS_COMMON_INFO pTsCommonInfo, + u8* Addr, + PTSPEC_BODY pTSPEC, + PQOS_TCLAS pTCLAS, + u8 TCLAS_Num, + u8 TCLAS_Proc + ) +{ + u8 count; + + if(pTsCommonInfo == NULL) + return; + + memcpy(pTsCommonInfo->Addr, Addr, 6); + + if(pTSPEC != NULL) + memcpy((u8*)(&(pTsCommonInfo->TSpec)), (u8*)pTSPEC, sizeof(TSPEC_BODY)); + + for(count = 0; count < TCLAS_Num; count++) + memcpy((u8*)(&(pTsCommonInfo->TClass[count])), (u8*)pTCLAS, sizeof(QOS_TCLAS)); + + pTsCommonInfo->TClasProc = TCLAS_Proc; + pTsCommonInfo->TClasNum = TCLAS_Num; +} + + +bool GetTs( + struct ieee80211_device* ieee, + PTS_COMMON_INFO *ppTS, + u8* Addr, + u8 TID, + TR_SELECT TxRxSelect, //Rx:1, Tx:0 + bool bAddNewTs + ) +{ + u8 UP = 0; + // + // We do not build any TS for Broadcast or Multicast stream. + // So reject these kinds of search here. + // + if(is_broadcast_ether_addr(Addr) || is_multicast_ether_addr(Addr)) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "get TS for Broadcast or Multicast\n"); + return false; + } +#if 0 + if(ieee->pStaQos->CurrentQosMode == QOS_DISABLE) + { UP = 0; } //only use one TS + else if(ieee->pStaQos->CurrentQosMode & QOS_WMM) + { +#else + if (ieee->current_network.qos_data.supported == 0) + UP = 0; + else + { +#endif + // In WMM case: we use 4 TID only + if (!IsACValid(TID)) + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, " in %s(), TID(%d) is not valid\n", __FUNCTION__, TID); + return false; + } + + switch(TID) + { + case 0: + case 3: + UP = 0; + break; + + case 1: + case 2: + UP = 2; + break; + + case 4: + case 5: + UP = 5; + break; + + case 6: + case 7: + UP = 7; + break; + } + } + + *ppTS = SearchAdmitTRStream( + ieee, + Addr, + UP, + TxRxSelect); + if(*ppTS != NULL) + { + return true; + } + else + { + if(bAddNewTs == false) + { + IEEE80211_DEBUG(IEEE80211_DL_TS, "add new TS failed(tid:%d)\n", UP); + return false; + } + else + { + // + // Create a new Traffic stream for current Tx/Rx + // This is for EDCA and WMM to add a new TS. + // For HCCA or WMMSA, TS cannot be addmit without negotiation. + // + TSPEC_BODY TSpec; + PQOS_TSINFO pTSInfo = &TSpec.f.TSInfo; + struct list_head* pUnusedList = + (TxRxSelect == TX_DIR)? + (&ieee->Tx_TS_Unused_List): + (&ieee->Rx_TS_Unused_List); + + struct list_head* pAddmitList = + (TxRxSelect == TX_DIR)? + (&ieee->Tx_TS_Admit_List): + (&ieee->Rx_TS_Admit_List); + + DIRECTION_VALUE Dir = (ieee->iw_mode == IW_MODE_MASTER)? + ((TxRxSelect==TX_DIR)?DIR_DOWN:DIR_UP): + ((TxRxSelect==TX_DIR)?DIR_UP:DIR_DOWN); + IEEE80211_DEBUG(IEEE80211_DL_TS, "to add Ts\n"); + if(!list_empty(pUnusedList)) + { + (*ppTS) = list_entry(pUnusedList->next, TS_COMMON_INFO, List); + list_del_init(&(*ppTS)->List); + if(TxRxSelect==TX_DIR) + { + PTX_TS_RECORD tmp = container_of(*ppTS, TX_TS_RECORD, TsCommonInfo); + ResetTxTsEntry(tmp); + } + else{ + PRX_TS_RECORD tmp = container_of(*ppTS, RX_TS_RECORD, TsCommonInfo); + ResetRxTsEntry(tmp); + } + + IEEE80211_DEBUG(IEEE80211_DL_TS, "to init current TS, UP:%d, Dir:%d, addr:"MAC_FMT"\n", UP, Dir, MAC_ARG(Addr)); + // Prepare TS Info releated field + pTSInfo->field.ucTrafficType = 0; // Traffic type: WMM is reserved in this field + pTSInfo->field.ucTSID = UP; // TSID + pTSInfo->field.ucDirection = Dir; // Direction: if there is DirectLink, this need additional consideration. + pTSInfo->field.ucAccessPolicy = 1; // Access policy + pTSInfo->field.ucAggregation = 0; // Aggregation + pTSInfo->field.ucPSB = 0; // Aggregation + pTSInfo->field.ucUP = UP; // User priority + pTSInfo->field.ucTSInfoAckPolicy = 0; // Ack policy + pTSInfo->field.ucSchedule = 0; // Schedule + + MakeTSEntry(*ppTS, Addr, &TSpec, NULL, 0, 0); + AdmitTS(ieee, *ppTS, 0); + list_add_tail(&((*ppTS)->List), pAddmitList); + // if there is DirectLink, we need to do additional operation here!! + + return true; + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_ERR, "in function %s() There is not enough TS record to be used!!", __FUNCTION__); + return false; + } + } + } +} + +void RemoveTsEntry( + struct ieee80211_device* ieee, + PTS_COMMON_INFO pTs, + TR_SELECT TxRxSelect + ) +{ + //u32 flags = 0; + unsigned long flags = 0; + del_timer_sync(&pTs->SetupTimer); + del_timer_sync(&pTs->InactTimer); + TsInitDelBA(ieee, pTs, TxRxSelect); + + if(TxRxSelect == RX_DIR) + { +//#ifdef TO_DO_LIST + PRX_REORDER_ENTRY pRxReorderEntry; + PRX_TS_RECORD pRxTS = (PRX_TS_RECORD)pTs; + if(timer_pending(&pRxTS->RxPktPendingTimer)) + del_timer_sync(&pRxTS->RxPktPendingTimer); + + while(!list_empty(&pRxTS->RxPendingPktList)) + { + // PlatformAcquireSpinLock(Adapter, RT_RX_SPINLOCK); + spin_lock_irqsave(&(ieee->reorder_spinlock), flags); + //pRxReorderEntry = list_entry(&pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List); + pRxReorderEntry = (PRX_REORDER_ENTRY)list_entry(pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List); + list_del_init(&pRxReorderEntry->List); + { + int i = 0; + struct ieee80211_rxb * prxb = pRxReorderEntry->prxb; + if (unlikely(!prxb)) + { + spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags); + return; + } + for(i =0; i < prxb->nr_subframes; i++) { + dev_kfree_skb(prxb->subframes[i]); + } + kfree(prxb); + prxb = NULL; + } + list_add_tail(&pRxReorderEntry->List,&ieee->RxReorder_Unused_List); + //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK); + spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags); + } + +//#endif + } + else + { + PTX_TS_RECORD pTxTS = (PTX_TS_RECORD)pTs; + del_timer_sync(&pTxTS->TsAddBaTimer); + } +} + +void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr) +{ + PTS_COMMON_INFO pTS, pTmpTS; + printk("===========>RemovePeerTS,"MAC_FMT"\n", MAC_ARG(Addr)); +#if 1 + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Pending_List, List) + { + if (memcmp(pTS->Addr, Addr, 6) == 0) + { + RemoveTsEntry(ieee, pTS, TX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List); + } + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Admit_List, List) + { + if (memcmp(pTS->Addr, Addr, 6) == 0) + { + printk("====>remove Tx_TS_admin_list\n"); + RemoveTsEntry(ieee, pTS, TX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List); + } + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Pending_List, List) + { + if (memcmp(pTS->Addr, Addr, 6) == 0) + { + RemoveTsEntry(ieee, pTS, RX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List); + } + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Admit_List, List) + { + if (memcmp(pTS->Addr, Addr, 6) == 0) + { + RemoveTsEntry(ieee, pTS, RX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List); + } + } +#endif +} + +void RemoveAllTS(struct ieee80211_device* ieee) +{ + PTS_COMMON_INFO pTS, pTmpTS; +#if 1 + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Pending_List, List) + { + RemoveTsEntry(ieee, pTS, TX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List); + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Admit_List, List) + { + RemoveTsEntry(ieee, pTS, TX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List); + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Pending_List, List) + { + RemoveTsEntry(ieee, pTS, RX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List); + } + + list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Admit_List, List) + { + RemoveTsEntry(ieee, pTS, RX_DIR); + list_del_init(&pTS->List); + list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List); + } +#endif +} + +void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD pTxTS) +{ + if(pTxTS->bAddBaReqInProgress == false) + { + pTxTS->bAddBaReqInProgress = true; +#if 1 + if(pTxTS->bAddBaReqDelayed) + { + IEEE80211_DEBUG(IEEE80211_DL_BA, "TsStartAddBaProcess(): Delayed Start ADDBA after 60 sec!!\n"); + mod_timer(&pTxTS->TsAddBaTimer, jiffies + MSECS(TS_ADDBA_DELAY)); + } + else + { + IEEE80211_DEBUG(IEEE80211_DL_BA,"TsStartAddBaProcess(): Immediately Start ADDBA now!!\n"); + mod_timer(&pTxTS->TsAddBaTimer, jiffies+10); //set 10 ticks + } +#endif + } + else + IEEE80211_DEBUG(IEEE80211_DL_ERR, "%s()==>BA timer is already added\n", __FUNCTION__); +} +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +EXPORT_SYMBOL_NOVERS(RemovePeerTS); +#else +//EXPORT_SYMBOL(RemovePeerTS); +#endif diff --git a/drivers/staging/rtl8192e/ieee80211/rtl_crypto.h b/drivers/staging/rtl8192e/ieee80211/rtl_crypto.h new file mode 100644 index 0000000..ccf6ae7 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/rtl_crypto.h @@ -0,0 +1,399 @@ +/* + * Scatterlist Cryptographic API. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * Copyright (c) 2002 David S. Miller (davem@redhat.com) + * + * Portions derived from Cryptoapi, by Alexander Kjeldaas <astor@fast.no> + * and Nettle, by Niels M鰈ler. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#ifndef _LINUX_CRYPTO_H +#define _LINUX_CRYPTO_H + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/list.h> +#include <linux/string.h> +#include <asm/page.h> +#include <asm/errno.h> + +#define crypto_register_alg crypto_register_alg_rsl +#define crypto_unregister_alg crypto_unregister_alg_rsl +#define crypto_alloc_tfm crypto_alloc_tfm_rsl +#define crypto_free_tfm crypto_free_tfm_rsl +#define crypto_alg_available crypto_alg_available_rsl + +/* + * Algorithm masks and types. + */ +#define CRYPTO_ALG_TYPE_MASK 0x000000ff +#define CRYPTO_ALG_TYPE_CIPHER 0x00000001 +#define CRYPTO_ALG_TYPE_DIGEST 0x00000002 +#define CRYPTO_ALG_TYPE_COMPRESS 0x00000004 + +/* + * Transform masks and values (for crt_flags). + */ +#define CRYPTO_TFM_MODE_MASK 0x000000ff +#define CRYPTO_TFM_REQ_MASK 0x000fff00 +#define CRYPTO_TFM_RES_MASK 0xfff00000 + +#define CRYPTO_TFM_MODE_ECB 0x00000001 +#define CRYPTO_TFM_MODE_CBC 0x00000002 +#define CRYPTO_TFM_MODE_CFB 0x00000004 +#define CRYPTO_TFM_MODE_CTR 0x00000008 + +#define CRYPTO_TFM_REQ_WEAK_KEY 0x00000100 +#define CRYPTO_TFM_RES_WEAK_KEY 0x00100000 +#define CRYPTO_TFM_RES_BAD_KEY_LEN 0x00200000 +#define CRYPTO_TFM_RES_BAD_KEY_SCHED 0x00400000 +#define CRYPTO_TFM_RES_BAD_BLOCK_LEN 0x00800000 +#define CRYPTO_TFM_RES_BAD_FLAGS 0x01000000 + +/* + * Miscellaneous stuff. + */ +#define CRYPTO_UNSPEC 0 +#define CRYPTO_MAX_ALG_NAME 64 + +struct scatterlist; + +/* + * Algorithms: modular crypto algorithm implementations, managed + * via crypto_register_alg() and crypto_unregister_alg(). + */ +struct cipher_alg { + unsigned int cia_min_keysize; + unsigned int cia_max_keysize; + int (*cia_setkey)(void *ctx, const u8 *key, + unsigned int keylen, u32 *flags); + void (*cia_encrypt)(void *ctx, u8 *dst, const u8 *src); + void (*cia_decrypt)(void *ctx, u8 *dst, const u8 *src); +}; + +struct digest_alg { + unsigned int dia_digestsize; + void (*dia_init)(void *ctx); + void (*dia_update)(void *ctx, const u8 *data, unsigned int len); + void (*dia_final)(void *ctx, u8 *out); + int (*dia_setkey)(void *ctx, const u8 *key, + unsigned int keylen, u32 *flags); +}; + +struct compress_alg { + int (*coa_init)(void *ctx); + void (*coa_exit)(void *ctx); + int (*coa_compress)(void *ctx, const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen); + int (*coa_decompress)(void *ctx, const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen); +}; + +#define cra_cipher cra_u.cipher +#define cra_digest cra_u.digest +#define cra_compress cra_u.compress + +struct crypto_alg { + struct list_head cra_list; + u32 cra_flags; + unsigned int cra_blocksize; + unsigned int cra_ctxsize; + const char cra_name[CRYPTO_MAX_ALG_NAME]; + + union { + struct cipher_alg cipher; + struct digest_alg digest; + struct compress_alg compress; + } cra_u; + + struct module *cra_module; +}; + +/* + * Algorithm registration interface. + */ +int crypto_register_alg(struct crypto_alg *alg); +int crypto_unregister_alg(struct crypto_alg *alg); + +/* + * Algorithm query interface. + */ +int crypto_alg_available(const char *name, u32 flags); + +/* + * Transforms: user-instantiated objects which encapsulate algorithms + * and core processing logic. Managed via crypto_alloc_tfm() and + * crypto_free_tfm(), as well as the various helpers below. + */ +struct crypto_tfm; + +struct cipher_tfm { + void *cit_iv; + unsigned int cit_ivsize; + u32 cit_mode; + int (*cit_setkey)(struct crypto_tfm *tfm, + const u8 *key, unsigned int keylen); + int (*cit_encrypt)(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes); + int (*cit_encrypt_iv)(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv); + int (*cit_decrypt)(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes); + int (*cit_decrypt_iv)(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv); + void (*cit_xor_block)(u8 *dst, const u8 *src); +}; + +struct digest_tfm { + void (*dit_init)(struct crypto_tfm *tfm); + void (*dit_update)(struct crypto_tfm *tfm, + struct scatterlist *sg, unsigned int nsg); + void (*dit_final)(struct crypto_tfm *tfm, u8 *out); + void (*dit_digest)(struct crypto_tfm *tfm, struct scatterlist *sg, + unsigned int nsg, u8 *out); + int (*dit_setkey)(struct crypto_tfm *tfm, + const u8 *key, unsigned int keylen); +#ifdef CONFIG_CRYPTO_HMAC + void *dit_hmac_block; +#endif +}; + +struct compress_tfm { + int (*cot_compress)(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen); + int (*cot_decompress)(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen); +}; + +#define crt_cipher crt_u.cipher +#define crt_digest crt_u.digest +#define crt_compress crt_u.compress + +struct crypto_tfm { + + u32 crt_flags; + + union { + struct cipher_tfm cipher; + struct digest_tfm digest; + struct compress_tfm compress; + } crt_u; + + struct crypto_alg *__crt_alg; +}; + +/* + * Transform user interface. + */ + +/* + * crypto_alloc_tfm() will first attempt to locate an already loaded algorithm. + * If that fails and the kernel supports dynamically loadable modules, it + * will then attempt to load a module of the same name or alias. A refcount + * is grabbed on the algorithm which is then associated with the new transform. + * + * crypto_free_tfm() frees up the transform and any associated resources, + * then drops the refcount on the associated algorithm. + */ +struct crypto_tfm *crypto_alloc_tfm(const char *alg_name, u32 tfm_flags); +void crypto_free_tfm(struct crypto_tfm *tfm); + +/* + * Transform helpers which query the underlying algorithm. + */ +static inline const char *crypto_tfm_alg_name(struct crypto_tfm *tfm) +{ + return tfm->__crt_alg->cra_name; +} + +static inline const char *crypto_tfm_alg_modname(struct crypto_tfm *tfm) +{ + struct crypto_alg *alg = tfm->__crt_alg; + + if (alg->cra_module) + return alg->cra_module->name; + else + return NULL; +} + +static inline u32 crypto_tfm_alg_type(struct crypto_tfm *tfm) +{ + return tfm->__crt_alg->cra_flags & CRYPTO_ALG_TYPE_MASK; +} + +static inline unsigned int crypto_tfm_alg_min_keysize(struct crypto_tfm *tfm) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->__crt_alg->cra_cipher.cia_min_keysize; +} + +static inline unsigned int crypto_tfm_alg_max_keysize(struct crypto_tfm *tfm) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->__crt_alg->cra_cipher.cia_max_keysize; +} + +static inline unsigned int crypto_tfm_alg_ivsize(struct crypto_tfm *tfm) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_ivsize; +} + +static inline unsigned int crypto_tfm_alg_blocksize(struct crypto_tfm *tfm) +{ + return tfm->__crt_alg->cra_blocksize; +} + +static inline unsigned int crypto_tfm_alg_digestsize(struct crypto_tfm *tfm) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + return tfm->__crt_alg->cra_digest.dia_digestsize; +} + +/* + * API wrappers. + */ +static inline void crypto_digest_init(struct crypto_tfm *tfm) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + tfm->crt_digest.dit_init(tfm); +} + +static inline void crypto_digest_update(struct crypto_tfm *tfm, + struct scatterlist *sg, + unsigned int nsg) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + tfm->crt_digest.dit_update(tfm, sg, nsg); +} + +static inline void crypto_digest_final(struct crypto_tfm *tfm, u8 *out) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + tfm->crt_digest.dit_final(tfm, out); +} + +static inline void crypto_digest_digest(struct crypto_tfm *tfm, + struct scatterlist *sg, + unsigned int nsg, u8 *out) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + tfm->crt_digest.dit_digest(tfm, sg, nsg, out); +} + +static inline int crypto_digest_setkey(struct crypto_tfm *tfm, + const u8 *key, unsigned int keylen) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST); + if (tfm->crt_digest.dit_setkey == NULL) + return -ENOSYS; + return tfm->crt_digest.dit_setkey(tfm, key, keylen); +} + +static inline int crypto_cipher_setkey(struct crypto_tfm *tfm, + const u8 *key, unsigned int keylen) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_setkey(tfm, key, keylen); +} + +static inline int crypto_cipher_encrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_encrypt(tfm, dst, src, nbytes); +} + +static inline int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + BUG_ON(tfm->crt_cipher.cit_mode == CRYPTO_TFM_MODE_ECB); + return tfm->crt_cipher.cit_encrypt_iv(tfm, dst, src, nbytes, iv); +} + +static inline int crypto_cipher_decrypt(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + return tfm->crt_cipher.cit_decrypt(tfm, dst, src, nbytes); +} + +static inline int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm, + struct scatterlist *dst, + struct scatterlist *src, + unsigned int nbytes, u8 *iv) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + BUG_ON(tfm->crt_cipher.cit_mode == CRYPTO_TFM_MODE_ECB); + return tfm->crt_cipher.cit_decrypt_iv(tfm, dst, src, nbytes, iv); +} + +static inline void crypto_cipher_set_iv(struct crypto_tfm *tfm, + const u8 *src, unsigned int len) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + memcpy(tfm->crt_cipher.cit_iv, src, len); +} + +static inline void crypto_cipher_get_iv(struct crypto_tfm *tfm, + u8 *dst, unsigned int len) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); + memcpy(dst, tfm->crt_cipher.cit_iv, len); +} + +static inline int crypto_comp_compress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_COMPRESS); + return tfm->crt_compress.cot_compress(tfm, src, slen, dst, dlen); +} + +static inline int crypto_comp_decompress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_COMPRESS); + return tfm->crt_compress.cot_decompress(tfm, src, slen, dst, dlen); +} + +/* + * HMAC support. + */ +#ifdef CONFIG_CRYPTO_HMAC +void crypto_hmac_init(struct crypto_tfm *tfm, u8 *key, unsigned int *keylen); +void crypto_hmac_update(struct crypto_tfm *tfm, + struct scatterlist *sg, unsigned int nsg); +void crypto_hmac_final(struct crypto_tfm *tfm, u8 *key, + unsigned int *keylen, u8 *out); +void crypto_hmac(struct crypto_tfm *tfm, u8 *key, unsigned int *keylen, + struct scatterlist *sg, unsigned int nsg, u8 *out); +#endif /* CONFIG_CRYPTO_HMAC */ + +#endif /* _LINUX_CRYPTO_H */ + diff --git a/drivers/staging/rtl8192e/ieee80211/scatterwalk.c b/drivers/staging/rtl8192e/ieee80211/scatterwalk.c new file mode 100644 index 0000000..49f401f --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/scatterwalk.c @@ -0,0 +1,126 @@ +/* + * Cryptographic API. + * + * Cipher operations. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * 2002 Adam J. Richter <adam@yggdrasil.com> + * 2004 Jean-Luc Cooke <jlcooke@certainkey.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include "kmap_types.h" + +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/pagemap.h> +#include <linux/highmem.h> +#include <asm/scatterlist.h> +#include "internal.h" +#include "scatterwalk.h" + +enum km_type crypto_km_types[] = { + KM_USER0, + KM_USER1, + KM_SOFTIRQ0, + KM_SOFTIRQ1, +}; + +void *scatterwalk_whichbuf(struct scatter_walk *walk, unsigned int nbytes, void *scratch) +{ + if (nbytes <= walk->len_this_page && + (((unsigned long)walk->data) & (PAGE_CACHE_SIZE - 1)) + nbytes <= + PAGE_CACHE_SIZE) + return walk->data; + else + return scratch; +} + +static void memcpy_dir(void *buf, void *sgdata, size_t nbytes, int out) +{ + if (out) + memcpy(sgdata, buf, nbytes); + else + memcpy(buf, sgdata, nbytes); +} + +void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg) +{ + unsigned int rest_of_page; + + walk->sg = sg; + + walk->page = sg->page; + walk->len_this_segment = sg->length; + + rest_of_page = PAGE_CACHE_SIZE - (sg->offset & (PAGE_CACHE_SIZE - 1)); + walk->len_this_page = min(sg->length, rest_of_page); + walk->offset = sg->offset; +} + +void scatterwalk_map(struct scatter_walk *walk, int out) +{ + walk->data = crypto_kmap(walk->page, out) + walk->offset; +} + +static void scatterwalk_pagedone(struct scatter_walk *walk, int out, + unsigned int more) +{ + /* walk->data may be pointing the first byte of the next page; + however, we know we transfered at least one byte. So, + walk->data - 1 will be a virtual address in the mapped page. */ + + if (out) + flush_dcache_page(walk->page); + + if (more) { + walk->len_this_segment -= walk->len_this_page; + + if (walk->len_this_segment) { + walk->page++; + walk->len_this_page = min(walk->len_this_segment, + (unsigned)PAGE_CACHE_SIZE); + walk->offset = 0; + } + else + scatterwalk_start(walk, sg_next(walk->sg)); + } +} + +void scatterwalk_done(struct scatter_walk *walk, int out, int more) +{ + crypto_kunmap(walk->data, out); + if (walk->len_this_page == 0 || !more) + scatterwalk_pagedone(walk, out, more); +} + +/* + * Do not call this unless the total length of all of the fragments + * has been verified as multiple of the block size. + */ +int scatterwalk_copychunks(void *buf, struct scatter_walk *walk, + size_t nbytes, int out) +{ + if (buf != walk->data) { + while (nbytes > walk->len_this_page) { + memcpy_dir(buf, walk->data, walk->len_this_page, out); + buf += walk->len_this_page; + nbytes -= walk->len_this_page; + + crypto_kunmap(walk->data, out); + scatterwalk_pagedone(walk, out, 1); + scatterwalk_map(walk, out); + } + + memcpy_dir(buf, walk->data, nbytes, out); + } + + walk->offset += nbytes; + walk->len_this_page -= nbytes; + walk->len_this_segment -= nbytes; + return 0; +} diff --git a/drivers/staging/rtl8192e/ieee80211/scatterwalk.h b/drivers/staging/rtl8192e/ieee80211/scatterwalk.h new file mode 100644 index 0000000..b164465 --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211/scatterwalk.h @@ -0,0 +1,51 @@ +/* + * Cryptographic API. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * Copyright (c) 2002 Adam J. Richter <adam@yggdrasil.com> + * Copyright (c) 2004 Jean-Luc Cooke <jlcooke@certainkey.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#ifndef _CRYPTO_SCATTERWALK_H +#define _CRYPTO_SCATTERWALK_H +#include <linux/mm.h> +#include <asm/scatterlist.h> + +struct scatter_walk { + struct scatterlist *sg; + struct page *page; + void *data; + unsigned int len_this_page; + unsigned int len_this_segment; + unsigned int offset; +}; + +/* Define sg_next is an inline routine now in case we want to change + scatterlist to a linked list later. */ +static inline struct scatterlist *sg_next(struct scatterlist *sg) +{ + return sg + 1; +} + +static inline int scatterwalk_samebuf(struct scatter_walk *walk_in, + struct scatter_walk *walk_out, + void *src_p, void *dst_p) +{ + return walk_in->page == walk_out->page && + walk_in->offset == walk_out->offset && + walk_in->data == src_p && walk_out->data == dst_p; +} + +void *scatterwalk_whichbuf(struct scatter_walk *walk, unsigned int nbytes, void *scratch); +void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg); +int scatterwalk_copychunks(void *buf, struct scatter_walk *walk, size_t nbytes, int out); +void scatterwalk_map(struct scatter_walk *walk, int out); +void scatterwalk_done(struct scatter_walk *walk, int out, int more); + +#endif /* _CRYPTO_SCATTERWALK_H */ diff --git a/drivers/staging/rtl8192e/ieee80211_crypt.h b/drivers/staging/rtl8192e/ieee80211_crypt.h new file mode 100644 index 0000000..b58a3bc --- /dev/null +++ b/drivers/staging/rtl8192e/ieee80211_crypt.h @@ -0,0 +1,86 @@ +/* + * Original code based on Host AP (software wireless LAN access point) driver + * for Intersil Prism2/2.5/3. + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * <jkmaline@cc.hut.fi> + * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * <jketreno@linux.intel.com> + * + * Copyright (c) 2004, Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +/* + * This file defines the interface to the ieee80211 crypto module. + */ +#ifndef IEEE80211_CRYPT_H +#define IEEE80211_CRYPT_H + +#include <linux/skbuff.h> + +struct ieee80211_crypto_ops { + const char *name; + + /* init new crypto context (e.g., allocate private data space, + * select IV, etc.); returns NULL on failure or pointer to allocated + * private data on success */ + void * (*init)(int keyidx); + + /* deinitialize crypto context and free allocated private data */ + void (*deinit)(void *priv); + + /* encrypt/decrypt return < 0 on error or >= 0 on success. The return + * value from decrypt_mpdu is passed as the keyidx value for + * decrypt_msdu. skb must have enough head and tail room for the + * encryption; if not, error will be returned; these functions are + * called for all MPDUs (i.e., fragments). + */ + int (*encrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + + /* These functions are called for full MSDUs, i.e. full frames. + * These can be NULL if full MSDU operations are not needed. */ + int (*encrypt_msdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_msdu)(struct sk_buff *skb, int keyidx, int hdr_len, + void *priv); + + int (*set_key)(void *key, int len, u8 *seq, void *priv); + int (*get_key)(void *key, int len, u8 *seq, void *priv); + + /* procfs handler for printing out key information and possible + * statistics */ + char * (*print_stats)(char *p, void *priv); + + /* maximum number of bytes added by encryption; encrypt buf is + * allocated with extra_prefix_len bytes, copy of in_buf, and + * extra_postfix_len; encrypt need not use all this space, but + * the result must start at the beginning of the buffer and correct + * length must be returned */ + int extra_prefix_len, extra_postfix_len; + + struct module *owner; +}; + +struct ieee80211_crypt_data { + struct list_head list; /* delayed deletion list */ + struct ieee80211_crypto_ops *ops; + void *priv; + atomic_t refcnt; +}; + +int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops); +int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops); +struct ieee80211_crypto_ops * ieee80211_get_crypto_ops(const char *name); +void ieee80211_crypt_deinit_entries(struct ieee80211_device *, int); +void ieee80211_crypt_deinit_handler(unsigned long); +void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee, + struct ieee80211_crypt_data **crypt); + +#endif diff --git a/drivers/staging/rtl8192e/r8180_93cx6.c b/drivers/staging/rtl8192e/r8180_93cx6.c new file mode 100644 index 0000000..838ee35 --- /dev/null +++ b/drivers/staging/rtl8192e/r8180_93cx6.c @@ -0,0 +1,146 @@ +/* + This files contains card eeprom (93c46 or 93c56) programming routines, + memory is addressed by 16 bits words. + + This is part of rtl8180 OpenSource driver. + Copyright (C) Andrea Merello 2004 <andreamrl@tiscali.it> + Released under the terms of GPL (General Public Licence) + + Parts of this driver are based on the GPL part of the + official realtek driver. + + Parts of this driver are based on the rtl8180 driver skeleton + from Patric Schenke & Andres Salomon. + + Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver. + + We want to tanks the Authors of those projects and the Ndiswrapper + project Authors. +*/ + +#include "r8180_93cx6.h" + +void eprom_cs(struct net_device *dev, short bit) +{ + if(bit) + write_nic_byte(dev, EPROM_CMD, + (1<<EPROM_CS_SHIFT) | \ + read_nic_byte(dev, EPROM_CMD)); //enable EPROM + else + write_nic_byte(dev, EPROM_CMD, read_nic_byte(dev, EPROM_CMD)\ + &~(1<<EPROM_CS_SHIFT)); //disable EPROM + + force_pci_posting(dev); + udelay(EPROM_DELAY); +} + + +void eprom_ck_cycle(struct net_device *dev) +{ + write_nic_byte(dev, EPROM_CMD, + (1<<EPROM_CK_SHIFT) | read_nic_byte(dev,EPROM_CMD)); + force_pci_posting(dev); + udelay(EPROM_DELAY); + write_nic_byte(dev, EPROM_CMD, + read_nic_byte(dev, EPROM_CMD) &~ (1<<EPROM_CK_SHIFT)); + force_pci_posting(dev); + udelay(EPROM_DELAY); +} + + +void eprom_w(struct net_device *dev,short bit) +{ + if(bit) + write_nic_byte(dev, EPROM_CMD, (1<<EPROM_W_SHIFT) | \ + read_nic_byte(dev,EPROM_CMD)); + else + write_nic_byte(dev, EPROM_CMD, read_nic_byte(dev,EPROM_CMD)\ + &~(1<<EPROM_W_SHIFT)); + + force_pci_posting(dev); + udelay(EPROM_DELAY); +} + + +short eprom_r(struct net_device *dev) +{ + short bit; + + bit=(read_nic_byte(dev, EPROM_CMD) & (1<<EPROM_R_SHIFT) ); + udelay(EPROM_DELAY); + + if(bit) return 1; + return 0; +} + + +void eprom_send_bits_string(struct net_device *dev, short b[], int len) +{ + int i; + + for(i=0; i<len; i++){ + eprom_w(dev, b[i]); + eprom_ck_cycle(dev); + } +} + + +u32 eprom_read(struct net_device *dev, u32 addr) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + short read_cmd[]={1,1,0}; + short addr_str[8]; + int i; + int addr_len; + u32 ret; + + ret=0; + //enable EPROM programming + write_nic_byte(dev, EPROM_CMD, + (EPROM_CMD_PROGRAM<<EPROM_CMD_OPERATING_MODE_SHIFT)); + force_pci_posting(dev); + udelay(EPROM_DELAY); + + if (priv->epromtype==EPROM_93c56){ + addr_str[7]=addr & 1; + addr_str[6]=addr & (1<<1); + addr_str[5]=addr & (1<<2); + addr_str[4]=addr & (1<<3); + addr_str[3]=addr & (1<<4); + addr_str[2]=addr & (1<<5); + addr_str[1]=addr & (1<<6); + addr_str[0]=addr & (1<<7); + addr_len=8; + }else{ + addr_str[5]=addr & 1; + addr_str[4]=addr & (1<<1); + addr_str[3]=addr & (1<<2); + addr_str[2]=addr & (1<<3); + addr_str[1]=addr & (1<<4); + addr_str[0]=addr & (1<<5); + addr_len=6; + } + eprom_cs(dev, 1); + eprom_ck_cycle(dev); + eprom_send_bits_string(dev, read_cmd, 3); + eprom_send_bits_string(dev, addr_str, addr_len); + + //keep chip pin D to low state while reading. + //I'm unsure if it is necessary, but anyway shouldn't hurt + eprom_w(dev, 0); + + for(i=0;i<16;i++){ + //eeprom needs a clk cycle between writing opcode&adr + //and reading data. (eeprom outs a dummy 0) + eprom_ck_cycle(dev); + ret |= (eprom_r(dev)<<(15-i)); + } + + eprom_cs(dev, 0); + eprom_ck_cycle(dev); + + //disable EPROM programming + write_nic_byte(dev, EPROM_CMD, + (EPROM_CMD_NORMAL<<EPROM_CMD_OPERATING_MODE_SHIFT)); + return ret; +} diff --git a/drivers/staging/rtl8192e/r8180_93cx6.h b/drivers/staging/rtl8192e/r8180_93cx6.h new file mode 100644 index 0000000..62e14c7 --- /dev/null +++ b/drivers/staging/rtl8192e/r8180_93cx6.h @@ -0,0 +1,40 @@ +/* + This is part of rtl8187 OpenSource driver + Copyright (C) Andrea Merello 2004-2005 <andreamrl@tiscali.it> + Released under the terms of GPL (General Public Licence) + + Parts of this driver are based on the GPL part of the official realtek driver + Parts of this driver are based on the rtl8180 driver skeleton from Patric Schenke & Andres Salomon + Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver + + We want to tanks the Authors of such projects and the Ndiswrapper project Authors. +*/ + +/*This files contains card eeprom (93c46 or 93c56) programming routines*/ +/*memory is addressed by WORDS*/ + +#include "r8192E.h" +#include "r8192E_hw.h" + +#define EPROM_DELAY 10 + +#define EPROM_ANAPARAM_ADDRLWORD 0xd +#define EPROM_ANAPARAM_ADDRHWORD 0xe + +#define EPROM_RFCHIPID 0x6 +#define EPROM_TXPW_BASE 0x05 +#define EPROM_RFCHIPID_RTL8225U 5 +#define EPROM_RF_PARAM 0x4 +#define EPROM_CONFIG2 0xc + +#define EPROM_VERSION 0x1E +#define MAC_ADR 0x7 + +#define CIS 0x18 + +#define EPROM_TXPW0 0x16 +#define EPROM_TXPW2 0x1b +#define EPROM_TXPW1 0x3d + + +u32 eprom_read(struct net_device *dev,u32 addr); //reads a 16 bits word diff --git a/drivers/staging/rtl8192e/r8190_rtl8256.c b/drivers/staging/rtl8192e/r8190_rtl8256.c new file mode 100644 index 0000000..da628c5 --- /dev/null +++ b/drivers/staging/rtl8192e/r8190_rtl8256.c @@ -0,0 +1,1161 @@ +/* + This is part of the rtl8192 driver + released under the GPL (See file COPYING for details). + + This files contains programming code for the rtl8256 + radio frontend. + + *Many* thanks to Realtek Corp. for their great support! + +*/ + +#include "r8192E.h" +#include "r8192E_hw.h" +#include "r819xE_phyreg.h" +#include "r819xE_phy.h" +#include "r8190_rtl8256.h" + +/*-------------------------------------------------------------------------- + * Overview: set RF band width (20M or 40M) + * Input: struct net_device* dev + * WIRELESS_BANDWIDTH_E Bandwidth //20M or 40M + * Output: NONE + * Return: NONE + * Note: 8226 support both 20M and 40 MHz + *---------------------------------------------------------------------------*/ +void PHY_SetRF8256Bandwidth(struct net_device* dev , HT_CHANNEL_WIDTH Bandwidth) //20M or 40M +{ + u8 eRFPath; + struct r8192_priv *priv = ieee80211_priv(dev); + + //for(eRFPath = RF90_PATH_A; eRFPath <pHalData->NumTotalRFPath; eRFPath++) + for(eRFPath = 0; eRFPath <priv->NumTotalRFPath; eRFPath++) + { + if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath)) + continue; + + switch(Bandwidth) + { + case HT_CHANNEL_WIDTH_20: + if(priv->card_8192_version == VERSION_8190_BD || priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! + { + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x100); //phy para:1ba + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3d7); + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x021); + + //cosa add for sd3's request 01/23/2008 + //rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x14, bMask12Bits, 0x5ab); + } + else + { + RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); + } + + break; + case HT_CHANNEL_WIDTH_20_40: + if(priv->card_8192_version == VERSION_8190_BD ||priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! + { + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x300); //phy para:3ba + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3ff); + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x0e1); + + //cosa add for sd3's request 01/23/2008 + #if 0 + if(priv->chan == 3 || priv->chan == 9) //I need to set priv->chan whenever current channel changes + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x14, bMask12Bits, 0x59b); + else + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x14, bMask12Bits, 0x5ab); + #endif + } + else + { + RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); + } + + + break; + default: + RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown Bandwidth: %#X\n",Bandwidth ); + break; + + } + } + return; +} +/*-------------------------------------------------------------------------- + * Overview: Interface to config 8256 + * Input: struct net_device* dev + * Output: NONE + * Return: NONE + *---------------------------------------------------------------------------*/ +RT_STATUS PHY_RF8256_Config(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + // Initialize general global value + // + RT_STATUS rtStatus = RT_STATUS_SUCCESS; + // TODO: Extend RF_PATH_C and RF_PATH_D in the future + priv->NumTotalRFPath = RTL819X_TOTAL_RF_PATH; + // Config BB and RF + rtStatus = phy_RF8256_Config_ParaFile(dev); + + return rtStatus; +} +/*-------------------------------------------------------------------------- + * Overview: Interface to config 8256 + * Input: struct net_device* dev + * Output: NONE + * Return: NONE + *---------------------------------------------------------------------------*/ +RT_STATUS phy_RF8256_Config_ParaFile(struct net_device* dev) +{ + u32 u4RegValue = 0; + u8 eRFPath; + RT_STATUS rtStatus = RT_STATUS_SUCCESS; + BB_REGISTER_DEFINITION_T *pPhyReg; + struct r8192_priv *priv = ieee80211_priv(dev); + u32 RegOffSetToBeCheck = 0x3; + u32 RegValueToBeCheck = 0x7f1; + u32 RF3_Final_Value = 0; + u8 ConstRetryTimes = 5, RetryTimes = 5; + u8 ret = 0; + //3//----------------------------------------------------------------- + //3// <2> Initialize RF + //3//----------------------------------------------------------------- + for(eRFPath = (RF90_RADIO_PATH_E)RF90_PATH_A; eRFPath <priv->NumTotalRFPath; eRFPath++) + { + if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath)) + continue; + + pPhyReg = &priv->PHYRegDef[eRFPath]; + + // Joseph test for shorten RF config + // pHalData->RfReg0Value[eRFPath] = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, rGlobalCtrl, bMaskDWord); + + /*----Store original RFENV control type----*/ + switch(eRFPath) + { + case RF90_PATH_A: + case RF90_PATH_C: + u4RegValue = rtl8192_QueryBBReg(dev, pPhyReg->rfintfs, bRFSI_RFENV); + break; + case RF90_PATH_B : + case RF90_PATH_D: + u4RegValue = rtl8192_QueryBBReg(dev, pPhyReg->rfintfs, bRFSI_RFENV<<16); + break; + } + + /*----Set RF_ENV enable----*/ + rtl8192_setBBreg(dev, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1); + + /*----Set RF_ENV output high----*/ + rtl8192_setBBreg(dev, pPhyReg->rfintfo, bRFSI_RFENV, 0x1); + + /* Set bit number of Address and Data for RF register */ + rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0); // Set 0 to 4 bits for Z-serial and set 1 to 6 bits for 8258 + rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0); // Set 0 to 12 bits for Z-serial and 8258, and set 1 to 14 bits for ??? + + rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E) eRFPath, 0x0, bMask12Bits, 0xbf); + + /*----Check RF block (for FPGA platform only)----*/ + // TODO: this function should be removed on ASIC , Emily 2007.2.2 + rtStatus = rtl8192_phy_checkBBAndRF(dev, HW90_BLOCK_RF, (RF90_RADIO_PATH_E)eRFPath); + if(rtStatus!= RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR, "PHY_RF8256_Config():Check Radio[%d] Fail!!\n", eRFPath); + goto phy_RF8256_Config_ParaFile_Fail; + } + + RetryTimes = ConstRetryTimes; + RF3_Final_Value = 0; + /*----Initialize RF fom connfiguration file----*/ + switch(eRFPath) + { + case RF90_PATH_A: + while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) + { + ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); + RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); + RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); + RetryTimes--; + } + break; + case RF90_PATH_B: + while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) + { + ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); + RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); + RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); + RetryTimes--; + } + break; + case RF90_PATH_C: + while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) + { + ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); + RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); + RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); + RetryTimes--; + } + break; + case RF90_PATH_D: + while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) + { + ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); + RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); + RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); + RetryTimes--; + } + break; + } + + /*----Restore RFENV control type----*/; + switch(eRFPath) + { + case RF90_PATH_A: + case RF90_PATH_C: + rtl8192_setBBreg(dev, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue); + break; + case RF90_PATH_B : + case RF90_PATH_D: + rtl8192_setBBreg(dev, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue); + break; + } + + if(ret){ + RT_TRACE(COMP_ERR, "phy_RF8256_Config_ParaFile():Radio[%d] Fail!!", eRFPath); + goto phy_RF8256_Config_ParaFile_Fail; + } + + } + + RT_TRACE(COMP_PHY, "PHY Initialization Success\n") ; + return RT_STATUS_SUCCESS; + +phy_RF8256_Config_ParaFile_Fail: + RT_TRACE(COMP_ERR, "PHY Initialization failed\n") ; + return RT_STATUS_FAILURE; +} + + +void PHY_SetRF8256CCKTxPower(struct net_device* dev, u8 powerlevel) +{ + u32 TxAGC=0; + struct r8192_priv *priv = ieee80211_priv(dev); +#ifdef RTL8190P + u8 byte0, byte1; + + TxAGC |= ((powerlevel<<8)|powerlevel); + TxAGC += priv->CCKTxPowerLevelOriginalOffset; + + if(priv->bDynamicTxLowPower == true //cosa 04282008 for cck long range + /*pMgntInfo->bScanInProgress == TRUE*/ ) //cosa 05/22/2008 for scan + { + if(priv->CustomerID == RT_CID_819x_Netcore) + TxAGC = 0x2222; + else + TxAGC += ((priv->CckPwEnl<<8)|priv->CckPwEnl); + } + + byte0 = (u8)(TxAGC & 0xff); + byte1 = (u8)((TxAGC & 0xff00)>>8); + if(byte0 > 0x24) + byte0 = 0x24; + if(byte1 > 0x24) + byte1 = 0x24; + if(priv->rf_type == RF_2T4R) //Only 2T4R you have to care the Antenna Tx Power offset + { // check antenna C over the max index 0x24 + if(priv->RF_C_TxPwDiff > 0) + { + if( (byte0 + (u8)priv->RF_C_TxPwDiff) > 0x24) + byte0 = 0x24 - priv->RF_C_TxPwDiff; + if( (byte1 + (u8)priv->RF_C_TxPwDiff) > 0x24) + byte1 = 0x24 - priv->RF_C_TxPwDiff; + } + } + TxAGC = (byte1<<8) |byte0; + write_nic_dword(dev, CCK_TXAGC, TxAGC); +#else + #ifdef RTL8192E + + TxAGC = powerlevel; + if(priv->bDynamicTxLowPower == true)//cosa 04282008 for cck long range + { + if(priv->CustomerID == RT_CID_819x_Netcore) + TxAGC = 0x22; + else + TxAGC += priv->CckPwEnl; + } + if(TxAGC > 0x24) + TxAGC = 0x24; + rtl8192_setBBreg(dev, rTxAGC_CCK_Mcs32, bTxAGCRateCCK, TxAGC); + #endif +#endif +} + + +void PHY_SetRF8256OFDMTxPower(struct net_device* dev, u8 powerlevel) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + //Joseph TxPower for 8192 testing +#ifdef RTL8190P + u32 TxAGC1=0, TxAGC2=0, TxAGC2_tmp = 0; + u8 i, byteVal1[4], byteVal2[4], byteVal3[4]; + + if(priv->bDynamicTxHighPower == true) //Add by Jacken 2008/03/06 + { + TxAGC1 |= ((powerlevel<<24)|(powerlevel<<16)|(powerlevel<<8)|powerlevel); + //for tx power track + TxAGC2_tmp = TxAGC1; + + TxAGC1 += priv->MCSTxPowerLevelOriginalOffset[0]; + TxAGC2 =0x03030303; + + //for tx power track + TxAGC2_tmp += priv->MCSTxPowerLevelOriginalOffset[1]; + } + else + { + TxAGC1 |= ((powerlevel<<24)|(powerlevel<<16)|(powerlevel<<8)|powerlevel); + TxAGC2 = TxAGC1; + + TxAGC1 += priv->MCSTxPowerLevelOriginalOffset[0]; + TxAGC2 += priv->MCSTxPowerLevelOriginalOffset[1]; + + TxAGC2_tmp = TxAGC2; + + } + for(i=0; i<4; i++) + { + byteVal1[i] = (u8)( (TxAGC1 & (0xff<<(i*8))) >>(i*8) ); + if(byteVal1[i] > 0x24) + byteVal1[i] = 0x24; + byteVal2[i] = (u8)( (TxAGC2 & (0xff<<(i*8))) >>(i*8) ); + if(byteVal2[i] > 0x24) + byteVal2[i] = 0x24; + + //for tx power track + byteVal3[i] = (u8)( (TxAGC2_tmp & (0xff<<(i*8))) >>(i*8) ); + if(byteVal3[i] > 0x24) + byteVal3[i] = 0x24; + } + + if(priv->rf_type == RF_2T4R) //Only 2T4R you have to care the Antenna Tx Power offset + { // check antenna C over the max index 0x24 + if(priv->RF_C_TxPwDiff > 0) + { + for(i=0; i<4; i++) + { + if( (byteVal1[i] + (u8)priv->RF_C_TxPwDiff) > 0x24) + byteVal1[i] = 0x24 - priv->RF_C_TxPwDiff; + if( (byteVal2[i] + (u8)priv->RF_C_TxPwDiff) > 0x24) + byteVal2[i] = 0x24 - priv->RF_C_TxPwDiff; + if( (byteVal3[i] + (u8)priv->RF_C_TxPwDiff) > 0x24) + byteVal3[i] = 0x24 - priv->RF_C_TxPwDiff; + } + } + } + + TxAGC1 = (byteVal1[3]<<24) | (byteVal1[2]<<16) |(byteVal1[1]<<8) |byteVal1[0]; + TxAGC2 = (byteVal2[3]<<24) | (byteVal2[2]<<16) |(byteVal2[1]<<8) |byteVal2[0]; + + //for tx power track + TxAGC2_tmp = (byteVal3[3]<<24) | (byteVal3[2]<<16) |(byteVal3[1]<<8) |byteVal3[0]; + priv->Pwr_Track = TxAGC2_tmp; + //DbgPrint("TxAGC2_tmp = 0x%x\n", TxAGC2_tmp); + + //DbgPrint("TxAGC1/TxAGC2 = 0x%x/0x%x\n", TxAGC1, TxAGC2); + write_nic_dword(dev, MCS_TXAGC, TxAGC1); + write_nic_dword(dev, MCS_TXAGC+4, TxAGC2); +#else +#ifdef RTL8192E + u32 writeVal, powerBase0, powerBase1, writeVal_tmp; + u8 index = 0; + u16 RegOffset[6] = {0xe00, 0xe04, 0xe10, 0xe14, 0xe18, 0xe1c}; + u8 byte0, byte1, byte2, byte3; + + powerBase0 = powerlevel + priv->LegacyHTTxPowerDiff; //OFDM rates + powerBase0 = (powerBase0<<24) | (powerBase0<<16) |(powerBase0<<8) |powerBase0; + powerBase1 = powerlevel; //MCS rates + powerBase1 = (powerBase1<<24) | (powerBase1<<16) |(powerBase1<<8) |powerBase1; + + for(index=0; index<6; index++) + { + writeVal = priv->MCSTxPowerLevelOriginalOffset[index] + ((index<2)?powerBase0:powerBase1); + byte0 = (u8)(writeVal & 0x7f); + byte1 = (u8)((writeVal & 0x7f00)>>8); + byte2 = (u8)((writeVal & 0x7f0000)>>16); + byte3 = (u8)((writeVal & 0x7f000000)>>24); + if(byte0 > 0x24) // Max power index = 0x24 + byte0 = 0x24; + if(byte1 > 0x24) + byte1 = 0x24; + if(byte2 > 0x24) + byte2 = 0x24; + if(byte3 > 0x24) + byte3 = 0x24; + + if(index == 3) + { + writeVal_tmp = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; + priv->Pwr_Track = writeVal_tmp; + } + + if(priv->bDynamicTxHighPower == true) //Add by Jacken 2008/03/06 //when DM implement, add this + { + writeVal = 0x03030303; + } + else + { + writeVal = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; + } + rtl8192_setBBreg(dev, RegOffset[index], 0x7f7f7f7f, writeVal); + } + +#endif +#endif + return; +} + +#define MAX_DOZE_WAITING_TIMES_9x 64 +bool +SetRFPowerState8190( + struct net_device* dev, + RT_RF_POWER_STATE eRFPowerState + ) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl)); + bool bResult = true; + //u8 eRFPath; + u8 i = 0, QueueID = 0; + ptx_ring head=NULL,tail=NULL; + + if(priv->SetRFPowerStateInProgress == true) + return false; + RT_TRACE(COMP_POWER, "===========> SetRFPowerState8190()!\n"); + priv->SetRFPowerStateInProgress = true; + + switch(priv->rf_chip) + { + case RF_8256: + switch( eRFPowerState ) + { + case eRfOn: + RT_TRACE(COMP_POWER, "SetRFPowerState8190() eRfOn !\n"); + //RXTX enable control: On + //for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++) + // PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x2); + #ifdef RTL8190P + if(priv->rf_type == RF_2T4R) + { + //enable RF-Chip A/B + rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x1); // 0x860[4] + //enable RF-Chip C/D + rtl8192_setBBreg(dev, rFPGA0_XC_RFInterfaceOE, BIT4, 0x1); // 0x868[4] + //analog to digital on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0xf00, 0xf);// 0x88c[11:8] + //digital to analog on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x1e0, 0xf); // 0x880[8:5] + //rx antenna on + rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xf, 0xf);// 0xc04[3:0] + //rx antenna on + rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xf, 0xf);// 0xd04[3:0] + //analog to digital part2 on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x1e00, 0xf); // 0x880[12:9] + } + else if(priv->rf_type == RF_1T2R) //RF-C, RF-D + { + //enable RF-Chip C/D + rtl8192_setBBreg(dev, rFPGA0_XC_RFInterfaceOE, BIT4, 0x1); // 0x868[4] + //analog to digital on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0xc00, 0x3);// 0x88c[11:10] + //digital to analog on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x180, 0x3); // 0x880[8:7] + //rx antenna on + rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xc, 0x3);// 0xc04[3:2] + //rx antenna on + rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xc, 0x3);// 0xd04[3:2] + //analog to digital part2 on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x1800, 0x3); // 0x880[12:11] + } + #else + write_nic_byte(dev, ANAPAR, 0x37);//160MHz + write_nic_byte(dev, MacBlkCtrl, 0x17); // 0x403 + mdelay(1); + //enable clock 80/88 MHz + + priv->bHwRfOffAction = 0; + //} + + // Baseband reset 2008.09.30 add + write_nic_byte(dev, BB_RESET, (read_nic_byte(dev, BB_RESET)|BIT0)); + + //2 AFE + // 2008.09.30 add + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter2, 0x20000000, 0x1); // 0x884 + //analog to digital part2 on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x3); // 0x880[6:5] + //digital to analog on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x98, 0x13); // 0x880[4:3] + //analog to digital on + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0xf03, 0xf03);// 0x88c[9:8] + //rx antenna on + //PHY_SetBBReg(Adapter, rOFDM0_TRxPathEnable, 0x3, 0x3);// 0xc04[1:0] + //rx antenna on 2008.09.30 mark + //PHY_SetBBReg(Adapter, rOFDM1_TRxPathEnable, 0x3, 0x3);// 0xd04[1:0] + + //2 RF + //enable RF-Chip A/B + rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x1); // 0x860[4] + rtl8192_setBBreg(dev, rFPGA0_XB_RFInterfaceOE, BIT4, 0x1); // 0x864[4] + #endif + break; + + // + // In current solution, RFSleep=RFOff in order to save power under 802.11 power save. + // By Bruce, 2008-01-16. + // + case eRfSleep: + case eRfOff: + RT_TRACE(COMP_POWER, "SetRFPowerState8190() eRfOff/Sleep !\n"); + if (pPSC->bLeisurePs) + { + for(QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) + { + switch(QueueID) { + case MGNT_QUEUE: + tail=priv->txmapringtail; + head=priv->txmapringhead; + break; + + case BK_QUEUE: + tail=priv->txbkpringtail; + head=priv->txbkpringhead; + break; + + case BE_QUEUE: + tail=priv->txbepringtail; + head=priv->txbepringhead; + break; + + case VI_QUEUE: + tail=priv->txvipringtail; + head=priv->txvipringhead; + break; + + case VO_QUEUE: + tail=priv->txvopringtail; + head=priv->txvopringhead; + break; + + default: + tail=head=NULL; + break; + } + if(tail == head) + { + //DbgPrint("QueueID = %d", QueueID); + QueueID++; + continue; + } + else + { + RT_TRACE(COMP_POWER, "eRf Off/Sleep: %d times BusyQueue[%d] !=0 before doze!\n", (i+1), QueueID); + udelay(10); + i++; + } + + if(i >= MAX_DOZE_WAITING_TIMES_9x) + { + RT_TRACE(COMP_POWER, "\n\n\n TimeOut!! SetRFPowerState8190(): eRfOff: %d times BusyQueue[%d] != 0 !!!\n\n\n", MAX_DOZE_WAITING_TIMES_9x, QueueID); + break; + } + } + } + #ifdef RTL8190P + if(priv->rf_type == RF_2T4R) + { + //disable RF-Chip A/B + rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0); // 0x860[4] + } + //disable RF-Chip C/D + rtl8192_setBBreg(dev, rFPGA0_XC_RFInterfaceOE, BIT4, 0x0); // 0x868[4] + //analog to digital off, for power save + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0xf00, 0x0);// 0x88c[11:8] + //digital to analog off, for power save + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x1e0, 0x0); // 0x880[8:5] + //rx antenna off + rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xf, 0x0);// 0xc04[3:0] + //rx antenna off + rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xf, 0x0);// 0xd04[3:0] + //analog to digital part2 off, for power save + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x1e00, 0x0); // 0x880[12:9] +#else //8192E + //2 RF + //disable RF-Chip A/B + rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0); // 0x860[4] + rtl8192_setBBreg(dev, rFPGA0_XB_RFInterfaceOE, BIT4, 0x0); // 0x864[4] + //2 AFE + //analog to digital off, for power save + //PHY_SetBBReg(Adapter, rFPGA0_AnalogParameter4, 0xf00, 0x0);// 0x88c[11:8] + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0xf03, 0x0); // 2008.09.30 Modify + //digital to analog off, for power save + //PHY_SetBBReg(Adapter, rFPGA0_AnalogParameter1, 0x18, 0x0); // 0x880[4:3] + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x98, 0x0); // 0x880 2008.09.30 Modify + //rx antenna off 2008.09.30 mark + //PHY_SetBBReg(Adapter, rOFDM0_TRxPathEnable, 0xf, 0x0);// 0xc04[3:0] + //rx antenna off 2008.09.30 mark + //PHY_SetBBReg(Adapter, rOFDM1_TRxPathEnable, 0xf, 0x0);// 0xd04[3:0] + //analog to digital part2 off, for power save + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x0); // 0x880[6:5] + // 2008.09.30 add + rtl8192_setBBreg(dev, rFPGA0_AnalogParameter2, 0x20000000, 0x0); // 0x884 + + + //disable clock 80/88 MHz 2008.09.30 mark + //PHY_SetBBReg(Adapter, rFPGA0_AnalogParameter1, 0x4, 0x0); // 0x880[2] + //2 BB + // Baseband reset 2008.09.30 add + write_nic_byte(dev, BB_RESET, (read_nic_byte(dev, BB_RESET)|BIT0)); // 0x101 + //MAC: off + write_nic_byte(dev, MacBlkCtrl, 0x0); // 0x403 + //slow down cpu/lbus clock from 160MHz to Lower + write_nic_byte(dev, ANAPAR, 0x07); // 0x 17 40MHz + priv->bHwRfOffAction = 0; + //} + #endif + break; + + default: + bResult = false; + RT_TRACE(COMP_ERR, "SetRFPowerState8190(): unknow state to set: 0x%X!!!\n", eRFPowerState); + break; + } + + break; + + default: + RT_TRACE(COMP_ERR, "SetRFPowerState8190(): Unknown RF type\n"); + break; + } + + if(bResult) + { + // Update current RF state variable. + priv->ieee80211->eRFPowerState = eRFPowerState; + + switch(priv->rf_chip ) + { + case RF_8256: + switch(priv->ieee80211->eRFPowerState) + { + case eRfOff: + // + //If Rf off reason is from IPS, Led should blink with no link, by Maddest 071015 + // + if(priv->ieee80211->RfOffReason==RF_CHANGE_BY_IPS ) + { + #ifdef TO_DO + Adapter->HalFunc.LedControlHandler(Adapter,LED_CTL_NO_LINK); + #endif + } + else + { + // Turn off LED if RF is not ON. + #ifdef TO_DO + Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_OFF); + #endif + } + break; + + case eRfOn: + // Turn on RF we are still linked, which might happen when + // we quickly turn off and on HW RF. 2006.05.12, by rcnjko. + if( priv->ieee80211->state == IEEE80211_LINKED) + { + #ifdef TO_DO + Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_LINK); + #endif + } + else + { + // Turn off LED if RF is not ON. + #ifdef TO_DO + Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_NO_LINK); + #endif + } + break; + + default: + // do nothing. + break; + }// Switch RF state + + break; + + default: + RT_TRACE(COMP_ERR, "SetRFPowerState8190(): Unknown RF type\n"); + break; + }// Switch RFChipID + } + + priv->SetRFPowerStateInProgress = false; + RT_TRACE(COMP_POWER, "<=========== SetRFPowerState8190() bResult = %d!\n", bResult); + return bResult; +} + + + +// +// Description: +// Change RF power state. +// +// Assumption: +// This function must be executed in re-schdulable context, +// ie. PASSIVE_LEVEL. +// +// 050823, by rcnjko. +// +bool +SetRFPowerState( + struct net_device* dev, + RT_RF_POWER_STATE eRFPowerState + ) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + bool bResult = false; + + RT_TRACE(COMP_RF,"---------> SetRFPowerState(): eRFPowerState(%d)\n", eRFPowerState); +#ifdef RTL8192E + if(eRFPowerState == priv->ieee80211->eRFPowerState && priv->bHwRfOffAction == 0) +#else + if(eRFPowerState == priv->ieee80211->eRFPowerState) +#endif + { + RT_TRACE(COMP_POWER, "<--------- SetRFPowerState(): discard the request for eRFPowerState(%d) is the same.\n", eRFPowerState); + return bResult; + } + + bResult = SetRFPowerState8190(dev, eRFPowerState); + + RT_TRACE(COMP_POWER, "<--------- SetRFPowerState(): bResult(%d)\n", bResult); + + return bResult; +} + +void +MgntDisconnectIBSS( + struct net_device* dev +) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + //RT_OP_MODE OpMode; + u8 i; + bool bFilterOutNonAssociatedBSSID = false; + + //IEEE80211_DEBUG(IEEE80211_DL_TRACE, "XXXXXXXXXX MgntDisconnect IBSS\n"); + + priv->ieee80211->state = IEEE80211_NOLINK; + +// PlatformZeroMemory( pMgntInfo->Bssid, 6 ); + for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i]= 0x55; + priv->OpMode = RT_OP_MODE_NO_LINK; + write_nic_word(dev, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); + write_nic_dword(dev, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); + { + RT_OP_MODE OpMode = priv->OpMode; + //LED_CTL_MODE LedAction = LED_CTL_NO_LINK; + u8 btMsr = read_nic_byte(dev, MSR); + + btMsr &= 0xfc; + + switch(OpMode) + { + case RT_OP_MODE_INFRASTRUCTURE: + btMsr |= MSR_LINK_MANAGED; + //LedAction = LED_CTL_LINK; + break; + + case RT_OP_MODE_IBSS: + btMsr |= MSR_LINK_ADHOC; + // led link set seperate + break; + + case RT_OP_MODE_AP: + btMsr |= MSR_LINK_MASTER; + //LedAction = LED_CTL_LINK; + break; + + default: + btMsr |= MSR_LINK_NONE; + break; + } + + write_nic_byte(dev, MSR, btMsr); + + // LED control + //Adapter->HalFunc.LedControlHandler(Adapter, LedAction); + } + ieee80211_stop_send_beacons(priv->ieee80211); + + // If disconnect, clear RCR CBSSID bit + bFilterOutNonAssociatedBSSID = false; + { + u32 RegRCR, Type; + Type = bFilterOutNonAssociatedBSSID; + RegRCR = read_nic_dword(dev,RCR); + priv->ReceiveConfig = RegRCR; + if (Type == true) + RegRCR |= (RCR_CBSSID); + else if (Type == false) + RegRCR &= (~RCR_CBSSID); + + { + write_nic_dword(dev, RCR,RegRCR); + priv->ReceiveConfig = RegRCR; + } + + } + //MgntIndicateMediaStatus( Adapter, RT_MEDIA_DISCONNECT, GENERAL_INDICATE ); + notify_wx_assoc_event(priv->ieee80211); + +} + +void +MlmeDisassociateRequest( + struct net_device* dev, + u8* asSta, + u8 asRsn + ) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 i; + + RemovePeerTS(priv->ieee80211, asSta); + + SendDisassociation( priv->ieee80211, asSta, asRsn ); + + if(memcpy(priv->ieee80211->current_network.bssid,asSta,6) == 0) + { + //ShuChen TODO: change media status. + //ShuChen TODO: What to do when disassociate. + priv->ieee80211->state = IEEE80211_NOLINK; + //pMgntInfo->AsocTimestamp = 0; + for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i] = 0x22; +// pMgntInfo->mBrates.Length = 0; +// Adapter->HalFunc.SetHwRegHandler( Adapter, HW_VAR_BASIC_RATE, (pu1Byte)(&pMgntInfo->mBrates) ); + priv->OpMode = RT_OP_MODE_NO_LINK; + { + RT_OP_MODE OpMode = priv->OpMode; + //LED_CTL_MODE LedAction = LED_CTL_NO_LINK; + u8 btMsr = read_nic_byte(dev, MSR); + + btMsr &= 0xfc; + + switch(OpMode) + { + case RT_OP_MODE_INFRASTRUCTURE: + btMsr |= MSR_LINK_MANAGED; + //LedAction = LED_CTL_LINK; + break; + + case RT_OP_MODE_IBSS: + btMsr |= MSR_LINK_ADHOC; + // led link set seperate + break; + + case RT_OP_MODE_AP: + btMsr |= MSR_LINK_MASTER; + //LedAction = LED_CTL_LINK; + break; + + default: + btMsr |= MSR_LINK_NONE; + break; + } + + write_nic_byte(dev, MSR, btMsr); + + // LED control + //Adapter->HalFunc.LedControlHandler(Adapter, LedAction); + } + ieee80211_disassociate(priv->ieee80211); + + write_nic_word(dev, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); + write_nic_dword(dev, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); + + } + +} + + +void +MgntDisconnectAP( + struct net_device* dev, + u8 asRsn +) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + bool bFilterOutNonAssociatedBSSID = false; + +// +// Commented out by rcnjko, 2005.01.27: +// I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE(). +// +// //2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success +// SecClearAllKeys(Adapter); + + // In WPA WPA2 need to Clear all key ... because new key will set after new handshaking. +#ifdef TO_DO + if( pMgntInfo->SecurityInfo.AuthMode > RT_802_11AuthModeAutoSwitch || + (pMgntInfo->bAPSuportCCKM && pMgntInfo->bCCX8021xenable) ) // In CCKM mode will Clear key + { + SecClearAllKeys(Adapter); + RT_TRACE(COMP_SEC, DBG_LOUD,("======>CCKM clear key...")) + } +#endif + // If disconnect, clear RCR CBSSID bit + bFilterOutNonAssociatedBSSID = false; + { + u32 RegRCR, Type; + + Type = bFilterOutNonAssociatedBSSID; + //Adapter->HalFunc.GetHwRegHandler(Adapter, HW_VAR_RCR, (pu1Byte)(&RegRCR)); + RegRCR = read_nic_dword(dev,RCR); + priv->ReceiveConfig = RegRCR; + + if (Type == true) + RegRCR |= (RCR_CBSSID); + else if (Type == false) + RegRCR &= (~RCR_CBSSID); + + write_nic_dword(dev, RCR,RegRCR); + priv->ReceiveConfig = RegRCR; + + + } + // 2004.10.11, by rcnjko. + //MlmeDisassociateRequest( Adapter, pMgntInfo->Bssid, disas_lv_ss ); + MlmeDisassociateRequest( dev, priv->ieee80211->current_network.bssid, asRsn ); + + priv->ieee80211->state = IEEE80211_NOLINK; + //pMgntInfo->AsocTimestamp = 0; +} + + +bool +MgntDisconnect( + struct net_device* dev, + u8 asRsn +) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + // + // Schedule an workitem to wake up for ps mode, 070109, by rcnjko. + // +#ifdef TO_DO + if(pMgntInfo->mPss != eAwake) + { + // + // Using AwkaeTimer to prevent mismatch ps state. + // In the timer the state will be changed according to the RF is being awoke or not. By Bruce, 2007-10-31. + // + // PlatformScheduleWorkItem( &(pMgntInfo->AwakeWorkItem) ); + PlatformSetTimer( Adapter, &(pMgntInfo->AwakeTimer), 0 ); + } +#endif + // Follow 8180 AP mode, 2005.05.30, by rcnjko. +#ifdef TO_DO + if(pMgntInfo->mActingAsAp) + { + RT_TRACE(COMP_MLME, DBG_LOUD, ("MgntDisconnect() ===> AP_DisassociateAllStation\n")); + AP_DisassociateAllStation(Adapter, unspec_reason); + return TRUE; + } +#endif + // Indication of disassociation event. + //DrvIFIndicateDisassociation(Adapter, asRsn); + + // In adhoc mode, update beacon frame. + if( priv->ieee80211->state == IEEE80211_LINKED ) + { + if( priv->ieee80211->iw_mode == IW_MODE_ADHOC ) + { + //RT_TRACE(COMP_MLME, "MgntDisconnect() ===> MgntDisconnectIBSS\n"); + MgntDisconnectIBSS(dev); + } + if( priv->ieee80211->iw_mode == IW_MODE_INFRA ) + { + // We clear key here instead of MgntDisconnectAP() because that + // MgntActSet_802_11_DISASSOCIATE() is an interface called by OS, + // e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is + // used to handle disassociation related things to AP, e.g. send Disassoc + // frame to AP. 2005.01.27, by rcnjko. + //IEEE80211_DEBUG(IEEE80211_DL_TRACE,"MgntDisconnect() ===> MgntDisconnectAP\n"); + MgntDisconnectAP(dev, asRsn); + } + + // Inidicate Disconnect, 2005.02.23, by rcnjko. + //MgntIndicateMediaStatus( Adapter, RT_MEDIA_DISCONNECT, GENERAL_INDICATE); + } + + return true; +} + +// +// Description: +// Chang RF Power State. +// Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE. +// +// Assumption: +// PASSIVE LEVEL. +// +bool +MgntActSet_RF_State( + struct net_device* dev, + RT_RF_POWER_STATE StateToSet, + RT_RF_CHANGE_SOURCE ChangeSource + ) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + bool bActionAllowed = false; + bool bConnectBySSID = false; + RT_RF_POWER_STATE rtState; + u16 RFWaitCounter = 0; + unsigned long flag; + RT_TRACE(COMP_POWER, "===>MgntActSet_RF_State(): StateToSet(%d)\n",StateToSet); + + //1// + //1//<1>Prevent the race condition of RF state change. + //1// + // Only one thread can change the RF state at one time, and others should wait to be executed. By Bruce, 2007-11-28. + + while(true) + { + spin_lock_irqsave(&priv->rf_ps_lock,flag); + if(priv->RFChangeInProgress) + { + spin_unlock_irqrestore(&priv->rf_ps_lock,flag); + RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): RF Change in progress! Wait to set..StateToSet(%d).\n", StateToSet); + + // Set RF after the previous action is done. + while(priv->RFChangeInProgress) + { + RFWaitCounter ++; + RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Wait 1 ms (%d times)...\n", RFWaitCounter); + udelay(1000); // 1 ms + + // Wait too long, return FALSE to avoid to be stuck here. + if(RFWaitCounter > 100) + { + RT_TRACE(COMP_ERR, "MgntActSet_RF_State(): Wait too logn to set RF\n"); + // TODO: Reset RF state? + return false; + } + } + } + else + { + priv->RFChangeInProgress = true; + spin_unlock_irqrestore(&priv->rf_ps_lock,flag); + break; + } + } + + rtState = priv->ieee80211->eRFPowerState; + + switch(StateToSet) + { + case eRfOn: + // + // Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or + // the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02. + // + + priv->ieee80211->RfOffReason &= (~ChangeSource); + + if(! priv->ieee80211->RfOffReason) + { + priv->ieee80211->RfOffReason = 0; + bActionAllowed = true; + + + if(rtState == eRfOff && ChangeSource >=RF_CHANGE_BY_HW ) + { + bConnectBySSID = true; + } + } + else + RT_TRACE(COMP_POWER, "MgntActSet_RF_State - eRfon reject pMgntInfo->RfOffReason= 0x%x, ChangeSource=0x%X\n", priv->ieee80211->RfOffReason, ChangeSource); + + break; + + case eRfOff: + + if (priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS) + { + // + // 060808, Annie: + // Disconnect to current BSS when radio off. Asked by QuanTa. + // + // Set all link status falg, by Bruce, 2007-06-26. + //MgntActSet_802_11_DISASSOCIATE( Adapter, disas_lv_ss ); + MgntDisconnect(dev, disas_lv_ss); + + // Clear content of bssDesc[] and bssDesc4Query[] to avoid reporting old bss to UI. + // 2007.05.28, by shien chang. + + } + + + priv->ieee80211->RfOffReason |= ChangeSource; + bActionAllowed = true; + break; + + case eRfSleep: + priv->ieee80211->RfOffReason |= ChangeSource; + bActionAllowed = true; + break; + + default: + break; + } + + if(bActionAllowed) + { + RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is allowed.... StateToSet(%d), RfOffReason(%#X)\n", StateToSet, priv->ieee80211->RfOffReason); + // Config HW to the specified mode. + SetRFPowerState(dev, StateToSet); + // Turn on RF. + if(StateToSet == eRfOn) + { + //Adapter->HalFunc.HalEnableRxHandler(Adapter); + if(bConnectBySSID) + { + //MgntActSet_802_11_SSID(Adapter, Adapter->MgntInfo.Ssid.Octet, Adapter->MgntInfo.Ssid.Length, TRUE ); + } + } + // Turn off RF. + else if(StateToSet == eRfOff) + { + //Adapter->HalFunc.HalDisableRxHandler(Adapter); + } + } + else + { + RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is rejected.... StateToSet(%d), ChangeSource(%#X), RfOffReason(%#X)\n", StateToSet, ChangeSource, priv->ieee80211->RfOffReason); + } + + // Release RF spinlock + spin_lock_irqsave(&priv->rf_ps_lock,flag); + priv->RFChangeInProgress = false; + spin_unlock_irqrestore(&priv->rf_ps_lock,flag); + + RT_TRACE(COMP_POWER, "<===MgntActSet_RF_State()\n"); + return bActionAllowed; +} + + diff --git a/drivers/staging/rtl8192e/r8190_rtl8256.h b/drivers/staging/rtl8192e/r8190_rtl8256.h new file mode 100644 index 0000000..7d9095a --- /dev/null +++ b/drivers/staging/rtl8192e/r8190_rtl8256.h @@ -0,0 +1,28 @@ +/* + This is part of the rtl8180-sa2400 driver + released under the GPL (See file COPYING for details). + Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> + + This files contains programming code for the rtl8256 + radio frontend. + + *Many* thanks to Realtek Corp. for their great support! + +*/ + +#ifndef RTL8225H +#define RTL8225H + +#ifdef RTL8190P +#define RTL819X_TOTAL_RF_PATH 4 +#else +#define RTL819X_TOTAL_RF_PATH 2 //for 8192E +#endif +extern void PHY_SetRF8256Bandwidth(struct net_device* dev , HT_CHANNEL_WIDTH Bandwidth); +extern RT_STATUS PHY_RF8256_Config(struct net_device* dev); +extern RT_STATUS phy_RF8256_Config_ParaFile(struct net_device* dev); +extern void PHY_SetRF8256CCKTxPower(struct net_device* dev, u8 powerlevel); +extern void PHY_SetRF8256OFDMTxPower(struct net_device* dev, u8 powerlevel); +extern bool MgntActSet_RF_State(struct net_device* dev, RT_RF_POWER_STATE StateToSet, RT_RF_CHANGE_SOURCE ChangeSource); + +#endif diff --git a/drivers/staging/rtl8192e/r8192E.h b/drivers/staging/rtl8192e/r8192E.h new file mode 100644 index 0000000..52b1dd0 --- /dev/null +++ b/drivers/staging/rtl8192e/r8192E.h @@ -0,0 +1,1554 @@ +/* + This is part of rtl8187 OpenSource driver. + Copyright (C) Andrea Merello 2004-2005 <andreamrl@tiscali.it> + Released under the terms of GPL (General Public Licence) + + Parts of this driver are based on the GPL part of the + official realtek driver + + Parts of this driver are based on the rtl8192 driver skeleton + from Patric Schenke & Andres Salomon + + Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver + + We want to tanks the Authors of those projects and the Ndiswrapper + project Authors. +*/ + +#ifndef R819xU_H +#define R819xU_H + +#include <linux/module.h> +#include <linux/kernel.h> +//#include <linux/config.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/sched.h> +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +//#include <linux/usb.h> +#include <linux/etherdevice.h> +#include <linux/delay.h> +#include <linux/rtnetlink.h> //for rtnl_lock() +#include <linux/wireless.h> +#include <linux/timer.h> +#include <linux/proc_fs.h> // Necessary because we use the proc fs +#include <linux/if_arp.h> +#include <linux/random.h> +#include <linux/version.h> +#include <asm/io.h> +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27)) +#include <asm/semaphore.h> +#endif +#include "ieee80211.h" + + + + +#define RTL819xE_MODULE_NAME "rtl819xE" +//added for HW security, john.0629 +#define FALSE 0 +#define TRUE 1 +#define MAX_KEY_LEN 61 +#define KEY_BUF_SIZE 5 + +#define BIT0 0x00000001 +#define BIT1 0x00000002 +#define BIT2 0x00000004 +#define BIT3 0x00000008 +#define BIT4 0x00000010 +#define BIT5 0x00000020 +#define BIT6 0x00000040 +#define BIT7 0x00000080 +#define BIT8 0x00000100 +#define BIT9 0x00000200 +#define BIT10 0x00000400 +#define BIT11 0x00000800 +#define BIT12 0x00001000 +#define BIT13 0x00002000 +#define BIT14 0x00004000 +#define BIT15 0x00008000 +#define BIT16 0x00010000 +#define BIT17 0x00020000 +#define BIT18 0x00040000 +#define BIT19 0x00080000 +#define BIT20 0x00100000 +#define BIT21 0x00200000 +#define BIT22 0x00400000 +#define BIT23 0x00800000 +#define BIT24 0x01000000 +#define BIT25 0x02000000 +#define BIT26 0x04000000 +#define BIT27 0x08000000 +#define BIT28 0x10000000 +#define BIT29 0x20000000 +#define BIT30 0x40000000 +#define BIT31 0x80000000 +// Rx smooth factor +#define Rx_Smooth_Factor 20 +/* 2007/06/04 MH Define sliding window for RSSI history. */ +#define PHY_RSSI_SLID_WIN_MAX 100 +#define PHY_Beacon_RSSI_SLID_WIN_MAX 10 + +#define IC_VersionCut_D 0x3 +#define IC_VersionCut_E 0x4 + +#if 0 //we need to use RT_TRACE instead DMESG as RT_TRACE will clearly show debug level wb. +#define DMESG(x,a...) printk(KERN_INFO RTL819xE_MODULE_NAME ": " x "\n", ## a) +#define DMESGW(x,a...) printk(KERN_WARNING RTL819xE_MODULE_NAME ": WW:" x "\n", ## a) +#define DMESGE(x,a...) printk(KERN_WARNING RTL819xE_MODULE_NAME ": EE:" x "\n", ## a) +#else +#define DMESG(x,a...) +#define DMESGW(x,a...) +#define DMESGE(x,a...) +extern u32 rt_global_debug_component; +#define RT_TRACE(component, x, args...) \ +do { if(rt_global_debug_component & component) \ + printk(KERN_DEBUG RTL819xE_MODULE_NAME ":" x "\n" , \ + ##args);\ +}while(0); + +#define COMP_TRACE BIT0 // For function call tracing. +#define COMP_DBG BIT1 // Only for temporary debug message. +#define COMP_INIT BIT2 // during driver initialization / halt / reset. + + +#define COMP_RECV BIT3 // Reveive part data path. +#define COMP_SEND BIT4 // Send part path. +#define COMP_IO BIT5 // I/O Related. Added by Annie, 2006-03-02. +#define COMP_POWER BIT6 // 802.11 Power Save mode or System/Device Power state related. +#define COMP_EPROM BIT7 // 802.11 link related: join/start BSS, leave BSS. +#define COMP_SWBW BIT8 // For bandwidth switch. +#define COMP_SEC BIT9// For Security. + + +#define COMP_TURBO BIT10 // For Turbo Mode related. By Annie, 2005-10-21. +#define COMP_QOS BIT11 // For QoS. + +#define COMP_RATE BIT12 // For Rate Adaptive mechanism, 2006.07.02, by rcnjko. #define COMP_EVENTS 0x00000080 // Event handling +#define COMP_RXDESC BIT13 // Show Rx desc information for SD3 debug. Added by Annie, 2006-07-15. +#define COMP_PHY BIT14 +#define COMP_DIG BIT15 // For DIG, 2006.09.25, by rcnjko. +#define COMP_TXAGC BIT16 // For Tx power, 060928, by rcnjko. +#define COMP_HALDM BIT17 // For HW Dynamic Mechanism, 061010, by rcnjko. +#define COMP_POWER_TRACKING BIT18 //FOR 8190 TX POWER TRACKING +#define COMP_EVENTS BIT19 // Event handling + +#define COMP_RF BIT20 // For RF. +//1!!!!!!!!!!!!!!!!!!!!!!!!!!! +//1//1Attention Please!!!<11n or 8190 specific code should be put below this line> +//1!!!!!!!!!!!!!!!!!!!!!!!!!!! + +#define COMP_FIRMWARE BIT21 //for firmware downloading +#define COMP_HT BIT22 // For 802.11n HT related information. by Emily 2006-8-11 + +#define COMP_RESET BIT23 +#define COMP_CMDPKT BIT24 +#define COMP_SCAN BIT25 +#define COMP_IPS BIT26 +#define COMP_DOWN BIT27 // for rm driver module +#define COMP_INTR BIT28 // for interrupt +#define COMP_ERR BIT31 // for error out, always on +#endif + +#define RTL819x_DEBUG +#ifdef RTL819x_DEBUG +#define assert(expr) \ + if (!(expr)) { \ + printk( "Assertion failed! %s,%s,%s,line=%d\n", \ + #expr,__FILE__,__FUNCTION__,__LINE__); \ + } +//wb added to debug out data buf +//if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA +#define RT_DEBUG_DATA(level, data, datalen) \ + do{ if ((rt_global_debug_component & (level)) == (level)) \ + { \ + int i; \ + u8* pdata = (u8*) data; \ + printk(KERN_DEBUG RTL819xE_MODULE_NAME ": %s()\n", __FUNCTION__); \ + for(i=0; i<(int)(datalen); i++) \ + { \ + printk("%2x ", pdata[i]); \ + if ((i+1)%16 == 0) printk("\n"); \ + } \ + printk("\n"); \ + } \ + } while (0) +#else +#define assert(expr) do {} while (0) +#define RT_DEBUG_DATA(level, data, datalen) do {} while(0) +#endif /* RTL8169_DEBUG */ + + +// +// Queue Select Value in TxDesc +// +#define QSLT_BK 0x1 +#define QSLT_BE 0x0 +#define QSLT_VI 0x4 +#define QSLT_VO 0x6 +#define QSLT_BEACON 0x10 +#define QSLT_HIGH 0x11 +#define QSLT_MGNT 0x12 +#define QSLT_CMD 0x13 + +#define DESC90_RATE1M 0x00 +#define DESC90_RATE2M 0x01 +#define DESC90_RATE5_5M 0x02 +#define DESC90_RATE11M 0x03 +#define DESC90_RATE6M 0x04 +#define DESC90_RATE9M 0x05 +#define DESC90_RATE12M 0x06 +#define DESC90_RATE18M 0x07 +#define DESC90_RATE24M 0x08 +#define DESC90_RATE36M 0x09 +#define DESC90_RATE48M 0x0a +#define DESC90_RATE54M 0x0b +#define DESC90_RATEMCS0 0x00 +#define DESC90_RATEMCS1 0x01 +#define DESC90_RATEMCS2 0x02 +#define DESC90_RATEMCS3 0x03 +#define DESC90_RATEMCS4 0x04 +#define DESC90_RATEMCS5 0x05 +#define DESC90_RATEMCS6 0x06 +#define DESC90_RATEMCS7 0x07 +#define DESC90_RATEMCS8 0x08 +#define DESC90_RATEMCS9 0x09 +#define DESC90_RATEMCS10 0x0a +#define DESC90_RATEMCS11 0x0b +#define DESC90_RATEMCS12 0x0c +#define DESC90_RATEMCS13 0x0d +#define DESC90_RATEMCS14 0x0e +#define DESC90_RATEMCS15 0x0f +#define DESC90_RATEMCS32 0x20 + +#define RTL819X_DEFAULT_RF_TYPE RF_1T2R +#define EEPROM_Default_LegacyHTTxPowerDiff 0x4 +#define IEEE80211_WATCH_DOG_TIME 2000 + +/* For rtl819x */ +typedef struct _tx_desc_819x_pci { + //DWORD 0 + u16 PktSize; + u8 Offset; + u8 Reserved1:3; + u8 CmdInit:1; + u8 LastSeg:1; + u8 FirstSeg:1; + u8 LINIP:1; + u8 OWN:1; + + //DWORD 1 + u8 TxFWInfoSize; + u8 RATid:3; + u8 DISFB:1; + u8 USERATE:1; + u8 MOREFRAG:1; + u8 NoEnc:1; + u8 PIFS:1; + u8 QueueSelect:5; + u8 NoACM:1; + u8 Resv:2; + u8 SecCAMID:5; + u8 SecDescAssign:1; + u8 SecType:2; + + //DWORD 2 + u16 TxBufferSize; + u8 PktId:7; + u8 Resv1:1; + u8 Reserved2; + + //DWORD 3 + u32 TxBuffAddr; + + //DWORD 4 + u32 NextDescAddress; + + //DWORD 5,6,7 + u32 Reserved5; + u32 Reserved6; + u32 Reserved7; +}tx_desc_819x_pci, *ptx_desc_819x_pci; + + +typedef struct _tx_desc_cmd_819x_pci { + //DWORD 0 + u16 PktSize; + u8 Reserved1; + u8 CmdType:3; + u8 CmdInit:1; + u8 LastSeg:1; + u8 FirstSeg:1; + u8 LINIP:1; + u8 OWN:1; + + //DOWRD 1 + u16 ElementReport; + u16 Reserved2; + + //DOWRD 2 + u16 TxBufferSize; + u16 Reserved3; + + //DWORD 3,4,5 + u32 TxBufferAddr; + u32 NextDescAddress; + u32 Reserved4; + u32 Reserved5; + u32 Reserved6; +}tx_desc_cmd_819x_pci, *ptx_desc_cmd_819x_pci; + + +typedef struct _tx_fwinfo_819x_pci { + //DOWRD 0 + u8 TxRate:7; + u8 CtsEnable:1; + u8 RtsRate:7; + u8 RtsEnable:1; + u8 TxHT:1; + u8 Short:1; //Short PLCP for CCK, or short GI for 11n MCS + u8 TxBandwidth:1; // This is used for HT MCS rate only. + u8 TxSubCarrier:2; // This is used for legacy OFDM rate only. + u8 STBC:2; + u8 AllowAggregation:1; + u8 RtsHT:1; //Interpre RtsRate field as high throughput data rate + u8 RtsShort:1; //Short PLCP for CCK, or short GI for 11n MCS + u8 RtsBandwidth:1; // This is used for HT MCS rate only. + u8 RtsSubcarrier:2; // This is used for legacy OFDM rate only. + u8 RtsSTBC:2; + u8 EnableCPUDur:1; //Enable firmware to recalculate and assign packet duration + + //DWORD 1 + u8 RxMF:2; + u8 RxAMD:3; + u8 Reserved1:3; + u8 Reserved2; + u8 Reserved3; + u8 Reserved4; + + //u32 Reserved; +}tx_fwinfo_819x_pci, *ptx_fwinfo_819x_pci; + +typedef struct rtl8192_rx_info { + struct urb *urb; + struct net_device *dev; + u8 out_pipe; +}rtl8192_rx_info ; +typedef struct _rx_desc_819x_pci{ + //DOWRD 0 + u16 Length:14; + u16 CRC32:1; + u16 ICV:1; + u8 RxDrvInfoSize; + u8 Shift:2; + u8 PHYStatus:1; + u8 SWDec:1; + u8 LastSeg:1; + u8 FirstSeg:1; + u8 EOR:1; + u8 OWN:1; + + //DWORD 1 + u32 Reserved2; + + //DWORD 2 + u32 Reserved3; + + //DWORD 3 + u32 BufferAddress; + +}rx_desc_819x_pci, *prx_desc_819x_pci; + +typedef struct _rx_fwinfo_819x_pci{ + //DWORD 0 + u16 Reserved1:12; + u16 PartAggr:1; + u16 FirstAGGR:1; + u16 Reserved2:2; + + u8 RxRate:7; + u8 RxHT:1; + + u8 BW:1; + u8 SPLCP:1; + u8 Reserved3:2; + u8 PAM:1; + u8 Mcast:1; + u8 Bcast:1; + u8 Reserved4:1; + + //DWORD 1 + u32 TSFL; + +}rx_fwinfo_819x_pci, *prx_fwinfo_819x_pci; + +#define MAX_DEV_ADDR_SIZE 8 /* support till 64 bit bus width OS */ +#define MAX_FIRMWARE_INFORMATION_SIZE 32 /*2006/04/30 by Emily forRTL8190*/ +#define MAX_802_11_HEADER_LENGTH (40 + MAX_FIRMWARE_INFORMATION_SIZE) +#define ENCRYPTION_MAX_OVERHEAD 128 +//#define USB_HWDESC_HEADER_LEN sizeof(tx_desc_819x_usb) +//#define TX_PACKET_SHIFT_BYTES (USB_HWDESC_HEADER_LEN + sizeof(tx_fwinfo_819x_usb)) +#define MAX_FRAGMENT_COUNT 8 +#define MAX_TRANSMIT_BUFFER_SIZE (1600+(MAX_802_11_HEADER_LENGTH+ENCRYPTION_MAX_OVERHEAD)*MAX_FRAGMENT_COUNT) + +#define scrclng 4 // octets for crc32 (FCS, ICV) +/* 8190 Loopback Mode definition */ +typedef enum _rtl819x_loopback{ + RTL819X_NO_LOOPBACK = 0, + RTL819X_MAC_LOOPBACK = 1, + RTL819X_DMA_LOOPBACK = 2, + RTL819X_CCK_LOOPBACK = 3, +}rtl819x_loopback_e; + +/* due to rtl8192 firmware */ +typedef enum _desc_packet_type_e{ + DESC_PACKET_TYPE_INIT = 0, + DESC_PACKET_TYPE_NORMAL = 1, +}desc_packet_type_e; + +typedef enum _firmware_source{ + FW_SOURCE_IMG_FILE = 0, + FW_SOURCE_HEADER_FILE = 1, //from header file +}firmware_source_e, *pfirmware_source_e; + +typedef enum _firmware_status{ + FW_STATUS_0_INIT = 0, + FW_STATUS_1_MOVE_BOOT_CODE = 1, + FW_STATUS_2_MOVE_MAIN_CODE = 2, + FW_STATUS_3_TURNON_CPU = 3, + FW_STATUS_4_MOVE_DATA_CODE = 4, + FW_STATUS_5_READY = 5, +}firmware_status_e; + +typedef struct _rt_firmare_seg_container { + u16 seg_size; + u8 *seg_ptr; +}fw_seg_container, *pfw_seg_container; + +typedef struct _rt_firmware{ + firmware_status_e firmware_status; + u16 cmdpacket_frag_thresold; +#define RTL8190_MAX_FIRMWARE_CODE_SIZE 64000 //64k +#define MAX_FW_INIT_STEP 3 + u8 firmware_buf[MAX_FW_INIT_STEP][RTL8190_MAX_FIRMWARE_CODE_SIZE]; + u16 firmware_buf_size[MAX_FW_INIT_STEP]; +}rt_firmware, *prt_firmware; +//+by amy 080507 +#define MAX_RECEIVE_BUFFER_SIZE 9100 // Add this to 9100 bytes to receive A-MSDU from RT-AP + +/* Firmware Queue Layout */ +#define NUM_OF_FIRMWARE_QUEUE 10 +#define NUM_OF_PAGES_IN_FW 0x100 +#define NUM_OF_PAGE_IN_FW_QUEUE_BE 0x0aa +#define NUM_OF_PAGE_IN_FW_QUEUE_BK 0x007 +#define NUM_OF_PAGE_IN_FW_QUEUE_VI 0x024 +#define NUM_OF_PAGE_IN_FW_QUEUE_VO 0x007 +#define NUM_OF_PAGE_IN_FW_QUEUE_HCCA 0 +#define NUM_OF_PAGE_IN_FW_QUEUE_CMD 0x2 +#define NUM_OF_PAGE_IN_FW_QUEUE_MGNT 0x10 +#define NUM_OF_PAGE_IN_FW_QUEUE_HIGH 0 +#define NUM_OF_PAGE_IN_FW_QUEUE_BCN 0x4 +#define NUM_OF_PAGE_IN_FW_QUEUE_PUB 0xd +#define APPLIED_RESERVED_QUEUE_IN_FW 0x80000000 +#define RSVD_FW_QUEUE_PAGE_BK_SHIFT 0x00 +#define RSVD_FW_QUEUE_PAGE_BE_SHIFT 0x08 +#define RSVD_FW_QUEUE_PAGE_VI_SHIFT 0x10 +#define RSVD_FW_QUEUE_PAGE_VO_SHIFT 0x18 +#define RSVD_FW_QUEUE_PAGE_MGNT_SHIFT 0x10 +#define RSVD_FW_QUEUE_PAGE_CMD_SHIFT 0x08 +#define RSVD_FW_QUEUE_PAGE_BCN_SHIFT 0x00 +#define RSVD_FW_QUEUE_PAGE_PUB_SHIFT 0x08 + +//8187B Security +//#define RWCAM 0xA0 // Software read/write CAM config +//#define WCAMI 0xA4 // Software write CAM input content +//#define RCAMO 0xA8 // Output value from CAM according to 0xa0 setting +#define DCAM 0xAC // Debug CAM Interface +#define AESMSK_FC 0xB2 // AES Mask register for frame control (0xB2~0xB3). Added by Annie, 2006-03-06. + + +#define CAM_CONTENT_COUNT 8 +//#define CFG_DEFAULT_KEY BIT5 +#define CFG_VALID BIT15 +#if 0 +//---------------------------------------------------------------------------- +// 8187B WPA Config Register (offset 0xb0, 1 byte) +//---------------------------------------------------------------------------- +#define SCR_UseDK 0x01 +#define SCR_TxSecEnable 0x02 +#define SCR_RxSecEnable 0x04 + +//---------------------------------------------------------------------------- +// 8187B CAM Config Setting (offset 0xb0, 1 byte) +//---------------------------------------------------------------------------- +#define CAM_VALID 0x8000 +#define CAM_NOTVALID 0x0000 +#define CAM_USEDK 0x0020 + + +#define CAM_NONE 0x0 +#define CAM_WEP40 0x01 +#define CAM_TKIP 0x02 +#define CAM_AES 0x04 +#define CAM_WEP104 0x05 + +//#define CAM_SIZE 16 +#define TOTAL_CAM_ENTRY 16 +#define CAM_ENTRY_LEN_IN_DW 6 // 6, unit: in u4byte. Added by Annie, 2006-05-25. +#define CAM_ENTRY_LEN_IN_BYTE (CAM_ENTRY_LEN_IN_DW*sizeof(u32)) // 24, unit: in u1byte. Added by Annie, 2006-05-25. + +#define CAM_CONFIG_USEDK 1 +#define CAM_CONFIG_NO_USEDK 0 + +#define CAM_WRITE 0x00010000 +#define CAM_READ 0x00000000 +#define CAM_POLLINIG 0x80000000 + +//================================================================= +//================================================================= + +#endif +#define EPROM_93c46 0 +#define EPROM_93c56 1 + +#define DEFAULT_FRAG_THRESHOLD 2342U +#define MIN_FRAG_THRESHOLD 256U +#define DEFAULT_BEACONINTERVAL 0x64U +#define DEFAULT_BEACON_ESSID "Rtl819xU" + +#define DEFAULT_SSID "" +#define DEFAULT_RETRY_RTS 7 +#define DEFAULT_RETRY_DATA 7 +#define PRISM_HDR_SIZE 64 + +#define PHY_RSSI_SLID_WIN_MAX 100 + + +typedef enum _WIRELESS_MODE { + WIRELESS_MODE_UNKNOWN = 0x00, + WIRELESS_MODE_A = 0x01, + WIRELESS_MODE_B = 0x02, + WIRELESS_MODE_G = 0x04, + WIRELESS_MODE_AUTO = 0x08, + WIRELESS_MODE_N_24G = 0x10, + WIRELESS_MODE_N_5G = 0x20 +} WIRELESS_MODE; + +#define RTL_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30 + +typedef struct buffer +{ + struct buffer *next; + u32 *buf; + dma_addr_t dma; + +} buffer; + +typedef struct rtl_reg_debug{ + unsigned int cmd; + struct { + unsigned char type; + unsigned char addr; + unsigned char page; + unsigned char length; + } head; + unsigned char buf[0xff]; +}rtl_reg_debug; + +#if 0 + +typedef struct tx_pendingbuf +{ + struct ieee80211_txb *txb; + short ispending; + short descfrag; +} tx_pendigbuf; + +#endif + +typedef struct _rt_9x_tx_rate_history { + u32 cck[4]; + u32 ofdm[8]; + // HT_MCS[0][]: BW=0 SG=0 + // HT_MCS[1][]: BW=1 SG=0 + // HT_MCS[2][]: BW=0 SG=1 + // HT_MCS[3][]: BW=1 SG=1 + u32 ht_mcs[4][16]; +}rt_tx_rahis_t, *prt_tx_rahis_t; + +typedef struct _RT_SMOOTH_DATA_4RF { + char elements[4][100];//array to store values + u32 index; //index to current array to store + u32 TotalNum; //num of valid elements + u32 TotalVal[4]; //sum of valid elements +}RT_SMOOTH_DATA_4RF, *PRT_SMOOTH_DATA_4RF; + +typedef enum _tag_TxCmd_Config_Index{ + TXCMD_TXRA_HISTORY_CTRL = 0xFF900000, + TXCMD_RESET_TX_PKT_BUFF = 0xFF900001, + TXCMD_RESET_RX_PKT_BUFF = 0xFF900002, + TXCMD_SET_TX_DURATION = 0xFF900003, + TXCMD_SET_RX_RSSI = 0xFF900004, + TXCMD_SET_TX_PWR_TRACKING = 0xFF900005, + TXCMD_XXXX_CTRL, +}DCMD_TXCMD_OP; + +typedef struct Stats +{ + unsigned long txrdu; + unsigned long rxrdu; + //unsigned long rxnolast; + //unsigned long rxnodata; +// unsigned long rxreset; +// unsigned long rxnopointer; + unsigned long rxok; + unsigned long rxframgment; + unsigned long rxcmdpkt[4]; //08/05/08 amy rx cmd element txfeedback/bcn report/cfg set/query + unsigned long rxurberr; + unsigned long rxstaterr; + unsigned long rxcrcerrmin;//crc error (0-500) + unsigned long rxcrcerrmid;//crc error (500-1000) + unsigned long rxcrcerrmax;//crc error (>1000) + unsigned long received_rate_histogram[4][32]; //0: Total, 1:OK, 2:CRC, 3:ICV, 2007 07 03 cosa + unsigned long received_preamble_GI[2][32]; //0: Long preamble/GI, 1:Short preamble/GI + unsigned long rx_AMPDUsize_histogram[5]; // level: (<4K), (4K~8K), (8K~16K), (16K~32K), (32K~64K) + unsigned long rx_AMPDUnum_histogram[5]; // level: (<5), (5~10), (10~20), (20~40), (>40) + unsigned long numpacket_matchbssid; // debug use only. + unsigned long numpacket_toself; // debug use only. + unsigned long num_process_phyinfo; // debug use only. + unsigned long numqry_phystatus; + unsigned long numqry_phystatusCCK; + unsigned long numqry_phystatusHT; + unsigned long received_bwtype[5]; //0: 20M, 1: funn40M, 2: upper20M, 3: lower20M, 4: duplicate + unsigned long txnperr; + unsigned long txnpdrop; + unsigned long txresumed; +// unsigned long rxerr; + unsigned long rxoverflow; + unsigned long rxint; + unsigned long txnpokint; +// unsigned long txhpokint; +// unsigned long txhperr; + unsigned long ints; + unsigned long shints; + unsigned long txoverflow; +// unsigned long rxdmafail; +// unsigned long txbeacon; +// unsigned long txbeaconerr; + unsigned long txlpokint; + unsigned long txlpdrop; + unsigned long txlperr; + unsigned long txbeokint; + unsigned long txbedrop; + unsigned long txbeerr; + unsigned long txbkokint; + unsigned long txbkdrop; + unsigned long txbkerr; + unsigned long txviokint; + unsigned long txvidrop; + unsigned long txvierr; + unsigned long txvookint; + unsigned long txvodrop; + unsigned long txvoerr; + unsigned long txbeaconokint; + unsigned long txbeacondrop; + unsigned long txbeaconerr; + unsigned long txmanageokint; + unsigned long txmanagedrop; + unsigned long txmanageerr; + unsigned long txcmdpktokint; + unsigned long txdatapkt; + unsigned long txfeedback; + unsigned long txfeedbackok; + unsigned long txoktotal; + unsigned long txokbytestotal; + unsigned long txokinperiod; + unsigned long txmulticast; + unsigned long txbytesmulticast; + unsigned long txbroadcast; + unsigned long txbytesbroadcast; + unsigned long txunicast; + unsigned long txbytesunicast; + unsigned long rxbytesunicast; + unsigned long txfeedbackfail; + unsigned long txerrtotal; + unsigned long txerrbytestotal; + unsigned long txerrmulticast; + unsigned long txerrbroadcast; + unsigned long txerrunicast; + unsigned long txretrycount; + unsigned long txfeedbackretry; + u8 last_packet_rate; + unsigned long slide_signal_strength[100]; + unsigned long slide_evm[100]; + unsigned long slide_rssi_total; // For recording sliding window's RSSI value + unsigned long slide_evm_total; // For recording sliding window's EVM value + long signal_strength; // Transformed, in dbm. Beautified signal strength for UI, not correct. + long signal_quality; + long last_signal_strength_inpercent; + long recv_signal_power; // Correct smoothed ss in Dbm, only used in driver to report real power now. + u8 rx_rssi_percentage[4]; + u8 rx_evm_percentage[2]; + long rxSNRdB[4]; + rt_tx_rahis_t txrate; + u32 Slide_Beacon_pwdb[100]; //cosa add for beacon rssi + u32 Slide_Beacon_Total; //cosa add for beacon rssi + RT_SMOOTH_DATA_4RF cck_adc_pwdb; + u32 CurrentShowTxate; + + +} Stats; + + +// Bandwidth Offset +#define HAL_PRIME_CHNL_OFFSET_DONT_CARE 0 +#define HAL_PRIME_CHNL_OFFSET_LOWER 1 +#define HAL_PRIME_CHNL_OFFSET_UPPER 2 + +//+by amy 080507 + +typedef struct ChnlAccessSetting { + u16 SIFS_Timer; + u16 DIFS_Timer; + u16 SlotTimeTimer; + u16 EIFS_Timer; + u16 CWminIndex; + u16 CWmaxIndex; +}*PCHANNEL_ACCESS_SETTING,CHANNEL_ACCESS_SETTING; + +typedef struct _BB_REGISTER_DEFINITION{ + u32 rfintfs; // set software control: // 0x870~0x877[8 bytes] + u32 rfintfi; // readback data: // 0x8e0~0x8e7[8 bytes] + u32 rfintfo; // output data: // 0x860~0x86f [16 bytes] + u32 rfintfe; // output enable: // 0x860~0x86f [16 bytes] + u32 rf3wireOffset; // LSSI data: // 0x840~0x84f [16 bytes] + u32 rfLSSI_Select; // BB Band Select: // 0x878~0x87f [8 bytes] + u32 rfTxGainStage; // Tx gain stage: // 0x80c~0x80f [4 bytes] + u32 rfHSSIPara1; // wire parameter control1 : // 0x820~0x823,0x828~0x82b, 0x830~0x833, 0x838~0x83b [16 bytes] + u32 rfHSSIPara2; // wire parameter control2 : // 0x824~0x827,0x82c~0x82f, 0x834~0x837, 0x83c~0x83f [16 bytes] + u32 rfSwitchControl; //Tx Rx antenna control : // 0x858~0x85f [16 bytes] + u32 rfAGCControl1; //AGC parameter control1 : // 0xc50~0xc53,0xc58~0xc5b, 0xc60~0xc63, 0xc68~0xc6b [16 bytes] + u32 rfAGCControl2; //AGC parameter control2 : // 0xc54~0xc57,0xc5c~0xc5f, 0xc64~0xc67, 0xc6c~0xc6f [16 bytes] + u32 rfRxIQImbalance; //OFDM Rx IQ imbalance matrix : // 0xc14~0xc17,0xc1c~0xc1f, 0xc24~0xc27, 0xc2c~0xc2f [16 bytes] + u32 rfRxAFE; //Rx IQ DC ofset and Rx digital filter, Rx DC notch filter : // 0xc10~0xc13,0xc18~0xc1b, 0xc20~0xc23, 0xc28~0xc2b [16 bytes] + u32 rfTxIQImbalance; //OFDM Tx IQ imbalance matrix // 0xc80~0xc83,0xc88~0xc8b, 0xc90~0xc93, 0xc98~0xc9b [16 bytes] + u32 rfTxAFE; //Tx IQ DC Offset and Tx DFIR type // 0xc84~0xc87,0xc8c~0xc8f, 0xc94~0xc97, 0xc9c~0xc9f [16 bytes] + u32 rfLSSIReadBack; //LSSI RF readback data // 0x8a0~0x8af [16 bytes] +}BB_REGISTER_DEFINITION_T, *PBB_REGISTER_DEFINITION_T; + +typedef enum _RT_RF_TYPE_819xU{ + RF_TYPE_MIN = 0, + RF_8225, + RF_8256, + RF_8258, + RF_PSEUDO_11N = 4, +}RT_RF_TYPE_819xU, *PRT_RF_TYPE_819xU; + + +typedef struct _rate_adaptive +{ + u8 rate_adaptive_disabled; + u8 ratr_state; + u16 reserve; + + u32 high_rssi_thresh_for_ra; + u32 high2low_rssi_thresh_for_ra; + u8 low2high_rssi_thresh_for_ra40M; + u32 low_rssi_thresh_for_ra40M; + u8 low2high_rssi_thresh_for_ra20M; + u32 low_rssi_thresh_for_ra20M; + u32 upper_rssi_threshold_ratr; + u32 middle_rssi_threshold_ratr; + u32 low_rssi_threshold_ratr; + u32 low_rssi_threshold_ratr_40M; + u32 low_rssi_threshold_ratr_20M; + u8 ping_rssi_enable; //cosa add for test + u32 ping_rssi_ratr; //cosa add for test + u32 ping_rssi_thresh_for_ra;//cosa add for test + u32 last_ratr; + +} rate_adaptive, *prate_adaptive; +#define TxBBGainTableLength 37 +#define CCKTxBBGainTableLength 23 +typedef struct _txbbgain_struct +{ + long txbb_iq_amplifygain; + u32 txbbgain_value; +} txbbgain_struct, *ptxbbgain_struct; + +typedef struct _ccktxbbgain_struct +{ + //The Value is from a22 to a29 one Byte one time is much Safer + u8 ccktxbb_valuearray[8]; +} ccktxbbgain_struct,*pccktxbbgain_struct; + + +typedef struct _init_gain +{ + u8 xaagccore1; + u8 xbagccore1; + u8 xcagccore1; + u8 xdagccore1; + u8 cca; + +} init_gain, *pinit_gain; + +/* 2007/11/02 MH Define RF mode temporarily for test. */ +typedef enum tag_Rf_Operatetion_State +{ + RF_STEP_INIT = 0, + RF_STEP_NORMAL, + RF_STEP_MAX +}RF_STEP_E; + +typedef enum _RT_STATUS{ + RT_STATUS_SUCCESS, + RT_STATUS_FAILURE, + RT_STATUS_PENDING, + RT_STATUS_RESOURCE +}RT_STATUS,*PRT_STATUS; + +typedef enum _RT_CUSTOMER_ID +{ + RT_CID_DEFAULT = 0, + RT_CID_8187_ALPHA0 = 1, + RT_CID_8187_SERCOMM_PS = 2, + RT_CID_8187_HW_LED = 3, + RT_CID_8187_NETGEAR = 4, + RT_CID_WHQL = 5, + RT_CID_819x_CAMEO = 6, + RT_CID_819x_RUNTOP = 7, + RT_CID_819x_Senao = 8, + RT_CID_TOSHIBA = 9, // Merge by Jacken, 2008/01/31. + RT_CID_819x_Netcore = 10, + RT_CID_Nettronix = 11, + RT_CID_DLINK = 12, + RT_CID_PRONET = 13, + RT_CID_COREGA = 14, +}RT_CUSTOMER_ID, *PRT_CUSTOMER_ID; + +//================================================================================ +// LED customization. +//================================================================================ + +typedef enum _LED_STRATEGY_8190{ + SW_LED_MODE0, // SW control 1 LED via GPIO0. It is default option. + SW_LED_MODE1, // SW control for PCI Express + SW_LED_MODE2, // SW control for Cameo. + SW_LED_MODE3, // SW contorl for RunTop. + SW_LED_MODE4, // SW control for Netcore + SW_LED_MODE5, //added by vivi, for led new mode, DLINK + SW_LED_MODE6, //added by vivi, for led new mode, PRONET + HW_LED, // HW control 2 LEDs, LED0 and LED1 (there are 4 different control modes) +}LED_STRATEGY_8190, *PLED_STRATEGY_8190; + +#define CHANNEL_PLAN_LEN 10 + +#define sCrcLng 4 + +typedef struct _TX_FWINFO_STRUCUTRE{ + //DOWRD 0 + u8 TxRate:7; + u8 CtsEnable:1; + u8 RtsRate:7; + u8 RtsEnable:1; + u8 TxHT:1; + u8 Short:1; + u8 TxBandwidth:1; + u8 TxSubCarrier:2; + u8 STBC:2; + u8 AllowAggregation:1; + u8 RtsHT:1; + u8 RtsShort:1; + u8 RtsBandwidth:1; + u8 RtsSubcarrier:2; + u8 RtsSTBC:2; + u8 EnableCPUDur:1; + + //DWORD 1 + u32 RxMF:2; + u32 RxAMD:3; + u32 Reserved1:3; + u32 TxAGCOffset:4; + u32 TxAGCSign:1; + u32 Tx_INFO_RSVD:6; + u32 PacketID:13; +}TX_FWINFO_T; + + +typedef struct _TX_FWINFO_8190PCI{ + //DOWRD 0 + u8 TxRate:7; + u8 CtsEnable:1; + u8 RtsRate:7; + u8 RtsEnable:1; + u8 TxHT:1; + u8 Short:1; //Short PLCP for CCK, or short GI for 11n MCS + u8 TxBandwidth:1; // This is used for HT MCS rate only. + u8 TxSubCarrier:2; // This is used for legacy OFDM rate only. + u8 STBC:2; + u8 AllowAggregation:1; + u8 RtsHT:1; //Interpre RtsRate field as high throughput data rate + u8 RtsShort:1; //Short PLCP for CCK, or short GI for 11n MCS + u8 RtsBandwidth:1; // This is used for HT MCS rate only. + u8 RtsSubcarrier:2; // This is used for legacy OFDM rate only. + u8 RtsSTBC:2; + u8 EnableCPUDur:1; //Enable firmware to recalculate and assign packet duration + + //DWORD 1 + u32 RxMF:2; + u32 RxAMD:3; + u32 TxPerPktInfoFeedback:1; // 1: indicate that the transimission info of this packet should be gathered by Firmware and retured by Rx Cmd. + u32 Reserved1:2; + u32 TxAGCOffset:4; // Only 90 support + u32 TxAGCSign:1; // Only 90 support + u32 RAW_TXD:1; // MAC will send data in txpktbuffer without any processing,such as CRC check + u32 Retry_Limit:4; // CCX Support relative retry limit FW page only support 4 bits now. + u32 Reserved2:1; + u32 PacketID:13; + + // DW 2 + +}TX_FWINFO_8190PCI, *PTX_FWINFO_8190PCI; + +typedef struct _phy_ofdm_rx_status_report_819xpci +{ + u8 trsw_gain_X[4]; + u8 pwdb_all; + u8 cfosho_X[4]; + u8 cfotail_X[4]; + u8 rxevm_X[2]; + u8 rxsnr_X[4]; + u8 pdsnr_X[2]; + u8 csi_current_X[2]; + u8 csi_target_X[2]; + u8 sigevm; + u8 max_ex_pwr; + u8 sgi_en; + u8 rxsc_sgien_exflg; +}phy_sts_ofdm_819xpci_t; + +typedef struct _phy_cck_rx_status_report_819xpci +{ + /* For CCK rate descriptor. This is a unsigned 8:1 variable. LSB bit presend + 0.5. And MSB 7 bts presend a signed value. Range from -64~+63.5. */ + u8 adc_pwdb_X[4]; + u8 sq_rpt; + u8 cck_agc_rpt; +}phy_sts_cck_819xpci_t; + +typedef struct _phy_ofdm_rx_status_rxsc_sgien_exintfflag{ + u8 reserved:4; + u8 rxsc:2; + u8 sgi_en:1; + u8 ex_intf_flag:1; +}phy_ofdm_rx_status_rxsc_sgien_exintfflag; + +typedef enum _RT_OP_MODE{ + RT_OP_MODE_AP, + RT_OP_MODE_INFRASTRUCTURE, + RT_OP_MODE_IBSS, + RT_OP_MODE_NO_LINK, +}RT_OP_MODE, *PRT_OP_MODE; + + +/* 2007/11/02 MH Define RF mode temporarily for test. */ +typedef enum tag_Rf_OpType +{ + RF_OP_By_SW_3wire = 0, + RF_OP_By_FW, + RF_OP_MAX +}RF_OpType_E; + +typedef enum _RESET_TYPE { + RESET_TYPE_NORESET = 0x00, + RESET_TYPE_NORMAL = 0x01, + RESET_TYPE_SILENT = 0x02 +} RESET_TYPE; + +typedef struct _tx_ring{ + u32 * desc; + u8 nStuckCount; + struct _tx_ring * next; +}__attribute__ ((packed)) tx_ring, * ptx_ring; + +struct rtl8192_tx_ring { + tx_desc_819x_pci *desc; + dma_addr_t dma; + unsigned int idx; + unsigned int entries; + struct sk_buff_head queue; +}; + +#define NIC_SEND_HANG_THRESHOLD_NORMAL 4 +#define NIC_SEND_HANG_THRESHOLD_POWERSAVE 8 +#define MAX_TX_QUEUE 9 // BK, BE, VI, VO, HCCA, MANAGEMENT, COMMAND, HIGH, BEACON. + +#define MAX_RX_COUNT 64 +#define MAX_TX_QUEUE_COUNT 9 + +typedef struct r8192_priv +{ + struct pci_dev *pdev; + //added for maintain info from eeprom + short epromtype; + u16 eeprom_vid; + u16 eeprom_did; + u8 eeprom_CustomerID; + u16 eeprom_ChannelPlan; + RT_CUSTOMER_ID CustomerID; + LED_STRATEGY_8190 LedStrategy; + //bool bDcut; + u8 IC_Cut; + int irq; + short irq_enabled; + struct ieee80211_device *ieee80211; + bool being_init_adapter; + u8 Rf_Mode; + short card_8192; /* O: rtl8192, 1:rtl8185 V B/C, 2:rtl8185 V D */ + u8 card_8192_version; /* if TCR reports card V B/C this discriminates */ +// short phy_ver; /* meaningful for rtl8225 1:A 2:B 3:C */ + short enable_gpio0; + enum card_type {PCI,MINIPCI,CARDBUS,USB/*rtl8187*/}card_type; + short hw_plcp_len; + short plcp_preamble_mode; + u8 ScanDelay; + spinlock_t irq_lock; + spinlock_t irq_th_lock; + spinlock_t tx_lock; + spinlock_t rf_ps_lock; +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16)) + struct semaphore mutex; +#else + struct mutex mutex; +#endif + spinlock_t rf_lock; //used to lock rf write operation added by wb + spinlock_t ps_lock; + + u32 irq_mask; +// short irq_enabled; +// struct net_device *dev; //comment this out. + short chan; + short sens; + short max_sens; + u32 rx_prevlen; +/*RX stuff*/ + rx_desc_819x_pci *rx_ring; + dma_addr_t rx_ring_dma; + unsigned int rx_idx; + struct sk_buff *rx_buf[MAX_RX_COUNT]; + int rxringcount; + u16 rxbuffersize; + + + struct sk_buff *rx_skb; + u32 *rxring; + u32 *rxringtail; + dma_addr_t rxringdma; + struct buffer *rxbuffer; + struct buffer *rxbufferhead; + short rx_skb_complete; +/*TX stuff*/ + struct rtl8192_tx_ring tx_ring[MAX_TX_QUEUE_COUNT]; + int txringcount; +//{ + int txbuffsize; + int txfwbuffersize; + //struct tx_pendingbuf txnp_pending; + //struct tasklet_struct irq_tx_tasklet; + struct tasklet_struct irq_rx_tasklet; + struct tasklet_struct irq_tx_tasklet; + struct tasklet_struct irq_prepare_beacon_tasklet; + struct buffer *txmapbufs; + struct buffer *txbkpbufs; + struct buffer *txbepbufs; + struct buffer *txvipbufs; + struct buffer *txvopbufs; + struct buffer *txcmdbufs; + struct buffer *txmapbufstail; + struct buffer *txbkpbufstail; + struct buffer *txbepbufstail; + struct buffer *txvipbufstail; + struct buffer *txvopbufstail; + struct buffer *txcmdbufstail; + /* adhoc/master mode stuff */ + ptx_ring txbeaconringtail; + dma_addr_t txbeaconringdma; + ptx_ring txbeaconring; + int txbeaconcount; + struct buffer *txbeaconbufs; + struct buffer *txbeaconbufstail; + ptx_ring txmapring; + ptx_ring txbkpring; + ptx_ring txbepring; + ptx_ring txvipring; + ptx_ring txvopring; + ptx_ring txcmdring; + ptx_ring txmapringtail; + ptx_ring txbkpringtail; + ptx_ring txbepringtail; + ptx_ring txvipringtail; + ptx_ring txvopringtail; + ptx_ring txcmdringtail; + ptx_ring txmapringhead; + ptx_ring txbkpringhead; + ptx_ring txbepringhead; + ptx_ring txvipringhead; + ptx_ring txvopringhead; + ptx_ring txcmdringhead; + dma_addr_t txmapringdma; + dma_addr_t txbkpringdma; + dma_addr_t txbepringdma; + dma_addr_t txvipringdma; + dma_addr_t txvopringdma; + dma_addr_t txcmdringdma; + // u8 chtxpwr[15]; //channels from 1 to 14, 0 not used +// u8 chtxpwr_ofdm[15]; //channels from 1 to 14, 0 not used +// u8 cck_txpwr_base; +// u8 ofdm_txpwr_base; +// u8 challow[15]; //channels from 1 to 14, 0 not used + short up; + short crcmon; //if 1 allow bad crc frame reception in monitor mode +// short prism_hdr; + +// struct timer_list scan_timer; + /*short scanpending; + short stopscan;*/ +// spinlock_t scan_lock; +// u8 active_probe; + //u8 active_scan_num; + struct semaphore wx_sem; + struct semaphore rf_sem; //used to lock rf write operation added by wb, modified by david +// short hw_wep; + +// short digphy; +// short antb; +// short diversity; +// u8 cs_treshold; +// short rcr_csense; + u8 rf_type; //0 means 1T2R, 1 means 2T4R + RT_RF_TYPE_819xU rf_chip; + +// u32 key0[4]; + short (*rf_set_sens)(struct net_device *dev,short sens); + u8 (*rf_set_chan)(struct net_device *dev,u8 ch); + void (*rf_close)(struct net_device *dev); + void (*rf_init)(struct net_device *dev); + //short rate; + short promisc; + /*stats*/ + struct Stats stats; + struct iw_statistics wstats; + struct proc_dir_entry *dir_dev; + + /*RX stuff*/ +// u32 *rxring; +// u32 *rxringtail; +// dma_addr_t rxringdma; + +#ifdef THOMAS_BEACON + u32 *oldaddr; +#endif +#ifdef THOMAS_TASKLET + atomic_t irt_counter;//count for irq_rx_tasklet +#endif +#ifdef JACKSON_NEW_RX + struct sk_buff **pp_rxskb; + int rx_inx; +#endif + +/* modified by davad for Rx process */ + struct sk_buff_head rx_queue; + struct sk_buff_head skb_queue; +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) + struct tq_struct qos_activate; +#else + struct work_struct qos_activate; +#endif + short tx_urb_index; + atomic_t tx_pending[0x10];//UART_PRIORITY+1 + + struct urb *rxurb_task; + + //2 Tx Related variables + u16 ShortRetryLimit; + u16 LongRetryLimit; + u32 TransmitConfig; + u8 RegCWinMin; // For turbo mode CW adaptive. Added by Annie, 2005-10-27. + + u32 LastRxDescTSFHigh; + u32 LastRxDescTSFLow; + + + //2 Rx Related variables + u16 EarlyRxThreshold; + u32 ReceiveConfig; + u8 AcmControl; + + u8 RFProgType; + + u8 retry_data; + u8 retry_rts; + u16 rts; + + struct ChnlAccessSetting ChannelAccessSetting; + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + struct work_struct reset_wq; +#else + struct tq_struct reset_wq; +#endif + +/**********************************************************/ +//for rtl819xPci + // Data Rate Config. Added by Annie, 2006-04-13. + u16 basic_rate; + u8 short_preamble; + u8 slot_time; + u16 SifsTime; +/* WirelessMode*/ + u8 RegWirelessMode; +/*Firmware*/ + prt_firmware pFirmware; + rtl819x_loopback_e LoopbackMode; + firmware_source_e firmware_source; + bool AutoloadFailFlag; + u16 EEPROMTxPowerDiff; + u16 EEPROMAntPwDiff; // Antenna gain offset from B/C/D to A + u8 EEPROMThermalMeter; + u8 EEPROMPwDiff; + u8 EEPROMCrystalCap; + u8 EEPROM_Def_Ver; + u8 EEPROMTxPowerLevelCCK[14];// CCK channel 1~14 + // The following definition is for eeprom 93c56 + u8 EEPROMRfACCKChnl1TxPwLevel[3]; //RF-A CCK Tx Power Level at channel 7 + u8 EEPROMRfAOfdmChnlTxPwLevel[3];//RF-A CCK Tx Power Level at [0],[1],[2] = channel 1,7,13 + u8 EEPROMRfCCCKChnl1TxPwLevel[3]; //RF-C CCK Tx Power Level at channel 7 + u8 EEPROMRfCOfdmChnlTxPwLevel[3];//RF-C CCK Tx Power Level at [0],[1],[2] = channel 1,7,13 + u8 EEPROMTxPowerLevelCCK_V1[3]; + u8 EEPROMTxPowerLevelOFDM24G[14]; // OFDM 2.4G channel 1~14 + u8 EEPROMTxPowerLevelOFDM5G[24]; // OFDM 5G + u8 EEPROMLegacyHTTxPowerDiff; // Legacy to HT rate power diff + bool bTXPowerDataReadFromEEPORM; +/*channel plan*/ + u16 RegChannelPlan; // Channel Plan specifed by user, 15: following setting of EEPROM, 0-14: default channel plan index specified by user. + u16 ChannelPlan; +/*PS related*/ + bool RegRfOff; + // Rf off action for power save + u8 bHwRfOffAction; //0:No action, 1:By GPIO, 2:By Disable +/*PHY related*/ + BB_REGISTER_DEFINITION_T PHYRegDef[4]; //Radio A/B/C/D + // Read/write are allow for following hardware information variables + u32 MCSTxPowerLevelOriginalOffset[6]; + u32 CCKTxPowerLevelOriginalOffset; + u8 TxPowerLevelCCK[14]; // CCK channel 1~14 + u8 TxPowerLevelCCK_A[14]; // RF-A, CCK channel 1~14 + u8 TxPowerLevelCCK_C[14]; + u8 TxPowerLevelOFDM24G[14]; // OFDM 2.4G channel 1~14 + u8 TxPowerLevelOFDM5G[14]; // OFDM 5G + u8 TxPowerLevelOFDM24G_A[14]; // RF-A, OFDM 2.4G channel 1~14 + u8 TxPowerLevelOFDM24G_C[14]; // RF-C, OFDM 2.4G channel 1~14 + u8 LegacyHTTxPowerDiff; // Legacy to HT rate power diff + u8 TxPowerDiff; + char RF_C_TxPwDiff; // Antenna gain offset, rf-c to rf-a + u8 AntennaTxPwDiff[3]; // Antenna gain offset, index 0 for B, 1 for C, and 2 for D + u8 CrystalCap; // CrystalCap. + u8 ThermalMeter[2]; // ThermalMeter, index 0 for RFIC0, and 1 for RFIC1 + //05/27/2008 cck power enlarge + u8 CckPwEnl; + u16 TSSI_13dBm; + u32 Pwr_Track; + u8 CCKPresentAttentuation_20Mdefault; + u8 CCKPresentAttentuation_40Mdefault; + char CCKPresentAttentuation_difference; + char CCKPresentAttentuation; + // Use to calculate PWBD. + u8 bCckHighPower; + long undecorated_smoothed_pwdb; + long undecorated_smoothed_cck_adc_pwdb[4]; + //for set channel + u8 SwChnlInProgress; + u8 SwChnlStage; + u8 SwChnlStep; + u8 SetBWModeInProgress; + HT_CHANNEL_WIDTH CurrentChannelBW; + + // 8190 40MHz mode + // + u8 nCur40MhzPrimeSC; // Control channel sub-carrier + // Joseph test for shorten RF configuration time. + // We save RF reg0 in this variable to reduce RF reading. + // + u32 RfReg0Value[4]; + u8 NumTotalRFPath; + bool brfpath_rxenable[4]; +//+by amy 080507 + struct timer_list watch_dog_timer; + +//+by amy 080515 for dynamic mechenism + //Add by amy Tx Power Control for Near/Far Range 2008/05/15 + bool bdynamic_txpower; //bDynamicTxPower + bool bDynamicTxHighPower; // Tx high power state + bool bDynamicTxLowPower; // Tx low power state + bool bLastDTPFlag_High; + bool bLastDTPFlag_Low; + + bool bstore_last_dtpflag; + bool bstart_txctrl_bydtp; //Define to discriminate on High power State or on sitesuvey to change Tx gain index + //Add by amy for Rate Adaptive + rate_adaptive rate_adaptive; + //Add by amy for TX power tracking + //2008/05/15 Mars OPEN/CLOSE TX POWER TRACKING + txbbgain_struct txbbgain_table[TxBBGainTableLength]; + u8 txpower_count;//For 6 sec do tracking again + bool btxpower_trackingInit; + u8 OFDM_index; + u8 CCK_index; + u8 Record_CCK_20Mindex; + u8 Record_CCK_40Mindex; + //2007/09/10 Mars Add CCK TX Power Tracking + ccktxbbgain_struct cck_txbbgain_table[CCKTxBBGainTableLength]; + ccktxbbgain_struct cck_txbbgain_ch14_table[CCKTxBBGainTableLength]; + u8 rfa_txpowertrackingindex; + u8 rfa_txpowertrackingindex_real; + u8 rfa_txpowertracking_default; + u8 rfc_txpowertrackingindex; + u8 rfc_txpowertrackingindex_real; + u8 rfc_txpowertracking_default; + bool btxpower_tracking; + bool bcck_in_ch14; + + //For Backup Initial Gain + init_gain initgain_backup; + u8 DefaultInitialGain[4]; + // For EDCA Turbo mode, Added by amy 080515. + bool bis_any_nonbepkts; + bool bcurrent_turbo_EDCA; + + bool bis_cur_rdlstate; + struct timer_list fsync_timer; + bool bfsync_processing; // 500ms Fsync timer is active or not + u32 rate_record; + u32 rateCountDiffRecord; + u32 ContiuneDiffCount; + bool bswitch_fsync; + + u8 framesync; + u32 framesyncC34; + u8 framesyncMonitor; + //Added by amy 080516 for RX related + u16 nrxAMPDU_size; + u8 nrxAMPDU_aggr_num; + + /*Last RxDesc TSF value*/ + u32 last_rxdesc_tsf_high; + u32 last_rxdesc_tsf_low; + + //by amy for gpio + bool bHwRadioOff; + //by amy for ps + bool RFChangeInProgress; // RF Chnage in progress, by Bruce, 2007-10-30 + bool SetRFPowerStateInProgress; + RT_OP_MODE OpMode; + //by amy for reset_count + u32 reset_count; + bool bpbc_pressed; + //by amy for debug + u32 txpower_checkcnt; + u32 txpower_tracking_callback_cnt; + u8 thermal_read_val[40]; + u8 thermal_readback_index; + u32 ccktxpower_adjustcnt_not_ch14; + u32 ccktxpower_adjustcnt_ch14; + u8 tx_fwinfo_force_subcarriermode; + u8 tx_fwinfo_force_subcarrierval; + + //by amy for silent reset + RESET_TYPE ResetProgress; + bool bForcedSilentReset; + bool bDisableNormalResetCheck; + u16 TxCounter; + u16 RxCounter; + int IrpPendingCount; + bool bResetInProgress; + bool force_reset; + u8 InitialGainOperateType; + + //define work item by amy 080526 +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + struct delayed_work update_beacon_wq; + struct delayed_work watch_dog_wq; + struct delayed_work txpower_tracking_wq; + struct delayed_work rfpath_check_wq; + struct delayed_work gpio_change_rf_wq; + struct delayed_work initialgain_operate_wq; +#else + struct work_struct update_beacon_wq; + struct work_struct watch_dog_wq; + struct work_struct txpower_tracking_wq; + struct work_struct rfpath_check_wq; + struct work_struct gpio_change_rf_wq; + struct work_struct initialgain_operate_wq; +#endif + struct workqueue_struct *priv_wq; +#else + struct tq_struct update_beacon_wq; + /* used for periodly scan */ + struct tq_struct txpower_tracking_wq; + struct tq_struct rfpath_check_wq; + struct tq_struct watch_dog_wq; + struct tq_struct gpio_change_rf_wq; + struct tq_struct initialgain_operate_wq; +#endif +}r8192_priv; + +// for rtl8187 +// now mirging to rtl8187B +/* +typedef enum{ + LOW_PRIORITY = 0x02, + NORM_PRIORITY + } priority_t; +*/ +//for rtl8187B +#if 0 +typedef enum{ + BULK_PRIORITY = 0x01, + //RSVD0, + //RSVD1, + LOW_PRIORITY, + NORM_PRIORITY, + VO_PRIORITY, + VI_PRIORITY, //0x05 + BE_PRIORITY, + BK_PRIORITY, + CMD_PRIORITY,//0x8 + RSVD3, + BEACON_PRIORITY, //0x0A + HIGH_PRIORITY, + MANAGE_PRIORITY, + RSVD4, + RSVD5, + UART_PRIORITY //0x0F +} priority_t; +#endif +typedef enum{ + NIC_8192E = 1, + } nic_t; + + +#if 0 //defined in Qos.h +//typedef u32 AC_CODING; +#define AC0_BE 0 // ACI: 0x00 // Best Effort +#define AC1_BK 1 // ACI: 0x01 // Background +#define AC2_VI 2 // ACI: 0x10 // Video +#define AC3_VO 3 // ACI: 0x11 // Voice +#define AC_MAX 4 // Max: define total number; Should not to be used as a real enum. + +// +// ECWmin/ECWmax field. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.13. +// +typedef union _ECW{ + u8 charData; + struct + { + u8 ECWmin:4; + u8 ECWmax:4; + }f; // Field +}ECW, *PECW; + +// +// ACI/AIFSN Field. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.12. +// +typedef union _ACI_AIFSN{ + u8 charData; + + struct + { + u8 AIFSN:4; + u8 ACM:1; + u8 ACI:2; + u8 Reserved:1; + }f; // Field +}ACI_AIFSN, *PACI_AIFSN; + +// +// AC Parameters Record Format. +// Ref: WMM spec 2.2.2: WME Parameter Element, p.12. +// +typedef union _AC_PARAM{ + u32 longData; + u8 charData[4]; + + struct + { + ACI_AIFSN AciAifsn; + ECW Ecw; + u16 TXOPLimit; + }f; // Field +}AC_PARAM, *PAC_PARAM; + +#endif +bool init_firmware(struct net_device *dev); +void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb); +short rtl8192_tx(struct net_device *dev, struct sk_buff* skb); +u32 read_cam(struct net_device *dev, u8 addr); +void write_cam(struct net_device *dev, u8 addr, u32 data); +u8 read_nic_byte(struct net_device *dev, int x); +u8 read_nic_byte_E(struct net_device *dev, int x); +u32 read_nic_dword(struct net_device *dev, int x); +u16 read_nic_word(struct net_device *dev, int x) ; +void write_nic_byte(struct net_device *dev, int x,u8 y); +void write_nic_byte_E(struct net_device *dev, int x,u8 y); +void write_nic_word(struct net_device *dev, int x,u16 y); +void write_nic_dword(struct net_device *dev, int x,u32 y); +void force_pci_posting(struct net_device *dev); + +void rtl8192_rtx_disable(struct net_device *); +void rtl8192_rx_enable(struct net_device *); +void rtl8192_tx_enable(struct net_device *); + +void rtl8192_disassociate(struct net_device *dev); +//void fix_rx_fifo(struct net_device *dev); +void rtl8185_set_rf_pins_enable(struct net_device *dev,u32 a); + +void rtl8192_set_anaparam(struct net_device *dev,u32 a); +void rtl8185_set_anaparam2(struct net_device *dev,u32 a); +void rtl8192_update_msr(struct net_device *dev); +int rtl8192_down(struct net_device *dev); +int rtl8192_up(struct net_device *dev); +void rtl8192_commit(struct net_device *dev); +void rtl8192_set_chan(struct net_device *dev,short ch); +void write_phy(struct net_device *dev, u8 adr, u8 data); +void write_phy_cck(struct net_device *dev, u8 adr, u32 data); +void write_phy_ofdm(struct net_device *dev, u8 adr, u32 data); +void rtl8185_tx_antenna(struct net_device *dev, u8 ant); +void rtl8187_set_rxconf(struct net_device *dev); +//short check_nic_enough_desc(struct net_device *dev, priority_t priority); +void rtl8192_start_beacon(struct net_device *dev); +void CamResetAllEntry(struct net_device* dev); +void EnableHWSecurityConfig8192(struct net_device *dev); +void setKey(struct net_device *dev, u8 EntryNo, u8 KeyIndex, u16 KeyType, u8 *MacAddr, u8 DefaultKey, u32 *KeyContent ); +void CamPrintDbgReg(struct net_device* dev); +extern void dm_cck_txpower_adjust(struct net_device *dev,bool binch14); +extern void firmware_init_param(struct net_device *dev); +extern RT_STATUS cmpk_message_handle_tx(struct net_device *dev, u8* codevirtualaddress, u32 packettype, u32 buffer_len); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void rtl8192_hw_wakeup_wq (struct work_struct *work); +#else +void rtl8192_hw_wakeup_wq(struct net_device *dev); +#endif + +short rtl8192_is_tx_queue_empty(struct net_device *dev); +#ifdef ENABLE_IPS +void IPSEnter(struct net_device *dev); +void IPSLeave(struct net_device *dev); +#endif +#endif diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c new file mode 100644 index 0000000..abb6b49 --- /dev/null +++ b/drivers/staging/rtl8192e/r8192E_core.c @@ -0,0 +1,7192 @@ +/****************************************************************************** + * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. + * Linux device driver for RTL8190P / RTL8192E + * + * Based on the r8180 driver, which is: + * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al. + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * Jerry chuang <wlanfae@realtek.com> + */ + +#ifndef CONFIG_FORCE_HARD_FLOAT +double __floatsidf (int i) { return i; } +unsigned int __fixunsdfsi (double d) { return d; } +double __adddf3(double a, double b) { return a+b; } +double __addsf3(float a, float b) { return a+b; } +double __subdf3(double a, double b) { return a-b; } +double __extendsfdf2(float a) {return a;} +#endif + +#undef LOOP_TEST +#undef RX_DONT_PASS_UL +#undef DEBUG_EPROM +#undef DEBUG_RX_VERBOSE +#undef DUMMY_RX +#undef DEBUG_ZERO_RX +#undef DEBUG_RX_SKB +#undef DEBUG_TX_FRAG +#undef DEBUG_RX_FRAG +#undef DEBUG_TX_FILLDESC +#undef DEBUG_TX +#undef DEBUG_IRQ +#undef DEBUG_RX +#undef DEBUG_RXALLOC +#undef DEBUG_REGISTERS +#undef DEBUG_RING +#undef DEBUG_IRQ_TASKLET +#undef DEBUG_TX_ALLOC +#undef DEBUG_TX_DESC + +//#define CONFIG_RTL8192_IO_MAP +#include <asm/uaccess.h> +#include "r8192E_hw.h" +#include "r8192E.h" +#include "r8190_rtl8256.h" /* RTL8225 Radio frontend */ +#include "r8180_93cx6.h" /* Card EEPROM */ +#include "r8192E_wx.h" +#include "r819xE_phy.h" //added by WB 4.30.2008 +#include "r819xE_phyreg.h" +#include "r819xE_cmdpkt.h" +#include "r8192E_dm.h" +//#include "r8192xU_phyreg.h" +//#include <linux/usb.h> +// FIXME: check if 2.6.7 is ok + +#ifdef CONFIG_PM_RTL +#include "r8192_pm.h" +#endif + +#ifdef ENABLE_DOT11D +#include "dot11d.h" +#endif + +//set here to open your trace code. //WB +u32 rt_global_debug_component = \ + // COMP_INIT | + // COMP_EPROM | + // COMP_PHY | + // COMP_RF | + COMP_FIRMWARE | + // COMP_TRACE | + // COMP_DOWN | + // COMP_SWBW | + // COMP_SEC | +// COMP_QOS | +// COMP_RATE | + // COMP_RECV | + // COMP_SEND | + // COMP_POWER | + // COMP_EVENTS | + // COMP_RESET | + // COMP_CMDPKT | + // COMP_POWER_TRACKING | + // COMP_INTR | + COMP_ERR ; //always open err flags on +#ifndef PCI_DEVICE +#define PCI_DEVICE(vend,dev)\ + .vendor=(vend),.device=(dev),\ + .subvendor=PCI_ANY_ID,.subdevice=PCI_ANY_ID +#endif +static struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = { +#ifdef RTL8190P + /* Realtek */ + /* Dlink */ + { PCI_DEVICE(0x10ec, 0x8190) }, + /* Corega */ + { PCI_DEVICE(0x07aa, 0x0045) }, + { PCI_DEVICE(0x07aa, 0x0046) }, +#else + /* Realtek */ + { PCI_DEVICE(0x10ec, 0x8192) }, + + /* Corega */ + { PCI_DEVICE(0x07aa, 0x0044) }, + { PCI_DEVICE(0x07aa, 0x0047) }, +#endif + {} +}; + +static char* ifname = "wlan%d"; +#if 0 +static int hwseqnum = 0; +static int hwwep = 0; +#endif +static int hwwep = 1; //default use hw. set 0 to use software security +static int channels = 0x3fff; + +MODULE_LICENSE("GPL"); +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) +MODULE_VERSION("V 1.1"); +#endif +MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl); +//MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>"); +MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards"); + +#if 0 +MODULE_PARM(ifname,"s"); +MODULE_PARM_DESC(devname," Net interface name, wlan%d=default"); + +MODULE_PARM(hwseqnum,"i"); +MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default"); + +MODULE_PARM(hwwep,"i"); +MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards"); + +MODULE_PARM(channels,"i"); +MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI"); +#endif + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 9) +module_param(ifname, charp, S_IRUGO|S_IWUSR ); +//module_param(hwseqnum,int, S_IRUGO|S_IWUSR); +module_param(hwwep,int, S_IRUGO|S_IWUSR); +module_param(channels,int, S_IRUGO|S_IWUSR); +#else +MODULE_PARM(ifname, "s"); +//MODULE_PARM(hwseqnum,"i"); +MODULE_PARM(hwwep,"i"); +MODULE_PARM(channels,"i"); +#endif + +MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default"); +//MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default"); +MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards"); +MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI"); + +static int __devinit rtl8192_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id); +static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev); + +static struct pci_driver rtl8192_pci_driver = { + .name = RTL819xE_MODULE_NAME, /* Driver name */ + .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */ + .probe = rtl8192_pci_probe, /* probe fn */ + .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */ +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0) +#ifdef CONFIG_PM_RTL + .suspend = rtl8192E_suspend, /* PM suspend fn */ + .resume = rtl8192E_resume, /* PM resume fn */ +#else + .suspend = NULL, /* PM suspend fn */ + .resume = NULL, /* PM resume fn */ +#endif +#endif +}; + +#ifdef ENABLE_DOT11D + +typedef struct _CHANNEL_LIST +{ + u8 Channel[32]; + u8 Len; +}CHANNEL_LIST, *PCHANNEL_LIST; + +static CHANNEL_LIST ChannelPlan[] = { + {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64,149,153,157,161,165},24}, //FCC + {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI. + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI. + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, //MKK //MKK + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1 + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel. + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, // For 11a , TELEC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14},14} //For Global Domain. 1-11:active scan, 12-14 passive scan. //+YJ, 080626 +}; + +static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv) +{ + int i, max_chan=-1, min_chan=-1; + struct ieee80211_device* ieee = priv->ieee80211; + switch (channel_plan) + { + case COUNTRY_CODE_FCC: + case COUNTRY_CODE_IC: + case COUNTRY_CODE_ETSI: + case COUNTRY_CODE_SPAIN: + case COUNTRY_CODE_FRANCE: + case COUNTRY_CODE_MKK: + case COUNTRY_CODE_MKK1: + case COUNTRY_CODE_ISRAEL: + case COUNTRY_CODE_TELEC: + case COUNTRY_CODE_MIC: + { + Dot11d_Init(ieee); + ieee->bGlobalDomain = false; + //acturally 8225 & 8256 rf chip only support B,G,24N mode + if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256)) + { + min_chan = 1; + max_chan = 14; + } + else + { + RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__); + } + if (ChannelPlan[channel_plan].Len != 0){ + // Clear old channel map + memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map)); + // Set new channel map + for (i=0;i<ChannelPlan[channel_plan].Len;i++) + { + if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan) + break; + GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1; + } + } + break; + } + case COUNTRY_CODE_GLOBAL_DOMAIN: + { + GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting + Dot11d_Reset(ieee); + ieee->bGlobalDomain = true; + break; + } + default: + break; + } +} +#endif + + +#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) +/* 2007/07/25 MH Defien temp tx fw info. */ +TX_FWINFO_T Tmp_TxFwInfo; + + +#define rx_hal_is_cck_rate(_pdrvinfo)\ + (_pdrvinfo->RxRate == DESC90_RATE1M ||\ + _pdrvinfo->RxRate == DESC90_RATE2M ||\ + _pdrvinfo->RxRate == DESC90_RATE5_5M ||\ + _pdrvinfo->RxRate == DESC90_RATE11M) &&\ + !_pdrvinfo->RxHT\ + + +void CamResetAllEntry(struct net_device *dev) +{ + //u8 ucIndex; + u32 ulcommand = 0; + +#if 1 + ulcommand |= BIT31|BIT30; + write_nic_dword(dev, RWCAM, ulcommand); +#else + for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++) + CAM_mark_invalid(dev, ucIndex); + for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++) + CAM_empty_entry(dev, ucIndex); +#endif +} + + +void write_cam(struct net_device *dev, u8 addr, u32 data) +{ + write_nic_dword(dev, WCAMI, data); + write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) ); +} +u32 read_cam(struct net_device *dev, u8 addr) +{ + write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) ); + return read_nic_dword(dev, 0xa8); +} + +//////////////////////////////////////////////////////////// +#ifdef CONFIG_RTL8180_IO_MAP + +u8 read_nic_byte(struct net_device *dev, int x) +{ + return 0xff&inb(dev->base_addr +x); +} + +u32 read_nic_dword(struct net_device *dev, int x) +{ + return inl(dev->base_addr +x); +} + +u16 read_nic_word(struct net_device *dev, int x) +{ + return inw(dev->base_addr +x); +} + +void write_nic_byte(struct net_device *dev, int x,u8 y) +{ + outb(y&0xff,dev->base_addr +x); +} + +void write_nic_word(struct net_device *dev, int x,u16 y) +{ + outw(y,dev->base_addr +x); +} + +void write_nic_dword(struct net_device *dev, int x,u32 y) +{ + outl(y,dev->base_addr +x); +} + +#else /* RTL_IO_MAP */ + +u8 read_nic_byte(struct net_device *dev, int x) +{ + return 0xff&readb((u8*)dev->mem_start +x); +} + +u32 read_nic_dword(struct net_device *dev, int x) +{ + return readl((u8*)dev->mem_start +x); +} + +u16 read_nic_word(struct net_device *dev, int x) +{ + return readw((u8*)dev->mem_start +x); +} + +void write_nic_byte(struct net_device *dev, int x,u8 y) +{ + writeb(y,(u8*)dev->mem_start +x); + udelay(20); +} + +void write_nic_dword(struct net_device *dev, int x,u32 y) +{ + writel(y,(u8*)dev->mem_start +x); + udelay(20); +} + +void write_nic_word(struct net_device *dev, int x,u16 y) +{ + writew(y,(u8*)dev->mem_start +x); + udelay(20); +} + +#endif /* RTL_IO_MAP */ + + +/////////////////////////////////////////////////////////// + +//u8 read_phy_cck(struct net_device *dev, u8 adr); +//u8 read_phy_ofdm(struct net_device *dev, u8 adr); +/* this might still called in what was the PHY rtl8185/rtl8192 common code + * plans are to possibilty turn it again in one common code... + */ +inline void force_pci_posting(struct net_device *dev) +{ +} + + +//warning message WB +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +void rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs); +#else +irqreturn_t rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs); +#endif +#else +irqreturn_t rtl8192_interrupt(int irq, void *netdev); +#endif +//static struct net_device_stats *rtl8192_stats(struct net_device *dev); +void rtl8192_commit(struct net_device *dev); +//void rtl8192_restart(struct net_device *dev); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void rtl8192_restart(struct work_struct *work); +//void rtl8192_rq_tx_ack(struct work_struct *work); +#else + void rtl8192_restart(struct net_device *dev); +// //void rtl8192_rq_tx_ack(struct net_device *dev); + #endif + +void watch_dog_timer_callback(unsigned long data); +#ifdef ENABLE_IPS +void IPSEnter(struct net_device *dev); +void IPSLeave(struct net_device *dev); +void InactivePsWorkItemCallback(struct net_device *dev); +#endif +/**************************************************************************** + -----------------------------PROCFS STUFF------------------------- +*****************************************************************************/ + +static struct proc_dir_entry *rtl8192_proc = NULL; + + + +static int proc_get_stats_ap(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee80211; + struct ieee80211_network *target; + + int len = 0; + + list_for_each_entry(target, &ieee->network_list, list) { + + len += snprintf(page + len, count - len, + "%s ", target->ssid); + + if(target->wpa_ie_len>0 || target->rsn_ie_len>0){ + len += snprintf(page + len, count - len, + "WPA\n"); + } + else{ + len += snprintf(page + len, count - len, + "non_WPA\n"); + } + + } + + *eof = 1; + return len; +} + +static int proc_get_registers(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; +// struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + int i,n; + + int max=0xff; + + /* This dump the current register page */ + len += snprintf(page + len, count - len, + "\n####################page 0##################\n "); + + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + len += snprintf(page + len, count - len,"\n"); + len += snprintf(page + len, count - len, + "\n####################page 1##################\n "); + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,0x100|n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + + len += snprintf(page + len, count - len, + "\n####################page 3##################\n "); + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,0x300|n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + + + *eof = 1; + return len; + +} + + +#if 0 +static int proc_get_cck_reg(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; +// struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + int i,n; + + int max = 0x5F; + + /* This dump the current register page */ + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_phy_cck(dev,n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + len += snprintf(page + len, count - len,"\n"); + + + *eof = 1; + return len; +} + +#endif + +#if 0 +static int proc_get_ofdm_reg(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + + struct net_device *dev = data; +// struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + int i,n; + + //int max=0xff; + int max = 0x40; + + /* This dump the current register page */ + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_phy_ofdm(dev,n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + len += snprintf(page + len, count - len,"\n"); + + + + *eof = 1; + return len; +} + +#endif + +#if 0 +static int proc_get_stats_hw(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + + len += snprintf(page + len, count - len, + "NIC int: %lu\n" + "Total int: %lu\n", + priv->stats.ints, + priv->stats.shints); + + *eof = 1; + return len; +} +#endif + +static int proc_get_stats_tx(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + + len += snprintf(page + len, count - len, + "TX VI priority ok int: %lu\n" +// "TX VI priority error int: %lu\n" + "TX VO priority ok int: %lu\n" +// "TX VO priority error int: %lu\n" + "TX BE priority ok int: %lu\n" +// "TX BE priority error int: %lu\n" + "TX BK priority ok int: %lu\n" +// "TX BK priority error int: %lu\n" + "TX MANAGE priority ok int: %lu\n" +// "TX MANAGE priority error int: %lu\n" + "TX BEACON priority ok int: %lu\n" + "TX BEACON priority error int: %lu\n" + "TX CMDPKT priority ok int: %lu\n" +// "TX high priority ok int: %lu\n" +// "TX high priority failed error int: %lu\n" +// "TX queue resume: %lu\n" + "TX queue stopped?: %d\n" + "TX fifo overflow: %lu\n" +// "TX beacon: %lu\n" +// "TX VI queue: %d\n" +// "TX VO queue: %d\n" +// "TX BE queue: %d\n" +// "TX BK queue: %d\n" +// "TX HW queue: %d\n" +// "TX VI dropped: %lu\n" +// "TX VO dropped: %lu\n" +// "TX BE dropped: %lu\n" +// "TX BK dropped: %lu\n" + "TX total data packets %lu\n" + "TX total data bytes :%lu\n", +// "TX beacon aborted: %lu\n", + priv->stats.txviokint, +// priv->stats.txvierr, + priv->stats.txvookint, +// priv->stats.txvoerr, + priv->stats.txbeokint, +// priv->stats.txbeerr, + priv->stats.txbkokint, +// priv->stats.txbkerr, + priv->stats.txmanageokint, +// priv->stats.txmanageerr, + priv->stats.txbeaconokint, + priv->stats.txbeaconerr, + priv->stats.txcmdpktokint, +// priv->stats.txhpokint, +// priv->stats.txhperr, +// priv->stats.txresumed, + netif_queue_stopped(dev), + priv->stats.txoverflow, +// priv->stats.txbeacon, +// atomic_read(&(priv->tx_pending[VI_QUEUE])), +// atomic_read(&(priv->tx_pending[VO_QUEUE])), +// atomic_read(&(priv->tx_pending[BE_QUEUE])), +// atomic_read(&(priv->tx_pending[BK_QUEUE])), +// read_nic_byte(dev, TXFIFOCOUNT), +// priv->stats.txvidrop, +// priv->stats.txvodrop, + priv->ieee80211->stats.tx_packets, + priv->ieee80211->stats.tx_bytes + + +// priv->stats.txbedrop, +// priv->stats.txbkdrop + // priv->stats.txdatapkt +// priv->stats.txbeaconerr + ); + + *eof = 1; + return len; +} + + + +static int proc_get_stats_rx(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + + len += snprintf(page + len, count - len, + "RX packets: %lu\n" + "RX desc err: %lu\n" + "RX rx overflow error: %lu\n" + "RX invalid urb error: %lu\n", + priv->stats.rxint, + priv->stats.rxrdu, + priv->stats.rxoverflow, + priv->stats.rxurberr); + + *eof = 1; + return len; +} + +void rtl8192_proc_module_init(void) +{ + RT_TRACE(COMP_INIT, "Initializing proc filesystem"); +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, proc_net); +#else + rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net); +#endif +} + + +void rtl8192_proc_module_remove(void) +{ +#if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)) + remove_proc_entry(RTL819xE_MODULE_NAME, proc_net); +#else + remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net); +#endif +} + + +void rtl8192_proc_remove_one(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + printk("dev name=======> %s\n",dev->name); + + if (priv->dir_dev) { + // remove_proc_entry("stats-hw", priv->dir_dev); + remove_proc_entry("stats-tx", priv->dir_dev); + remove_proc_entry("stats-rx", priv->dir_dev); + // remove_proc_entry("stats-ieee", priv->dir_dev); + remove_proc_entry("stats-ap", priv->dir_dev); + remove_proc_entry("registers", priv->dir_dev); + // remove_proc_entry("cck-registers",priv->dir_dev); + // remove_proc_entry("ofdm-registers",priv->dir_dev); + //remove_proc_entry(dev->name, rtl8192_proc); + remove_proc_entry("wlan0", rtl8192_proc); + priv->dir_dev = NULL; + } +} + + +void rtl8192_proc_init_one(struct net_device *dev) +{ + struct proc_dir_entry *e; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dir_dev = create_proc_entry(dev->name, + S_IFDIR | S_IRUGO | S_IXUGO, + rtl8192_proc); + if (!priv->dir_dev) { + RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n", + dev->name); + return; + } + #if 0 + e = create_proc_read_entry("stats-hw", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_hw, dev); + + if (!e) { + DMESGE("Unable to initialize " + "/proc/net/rtl8192/%s/stats-hw\n", + dev->name); + } + #endif + e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_rx, dev); + + if (!e) { + RT_TRACE(COMP_ERR,"Unable to initialize " + "/proc/net/rtl8192/%s/stats-rx\n", + dev->name); + } + + + e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_tx, dev); + + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/stats-tx\n", + dev->name); + } + #if 0 + e = create_proc_read_entry("stats-ieee", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_ieee, dev); + + if (!e) { + DMESGE("Unable to initialize " + "/proc/net/rtl8192/%s/stats-ieee\n", + dev->name); + } + + #endif + + e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_ap, dev); + + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/stats-ap\n", + dev->name); + } + + e = create_proc_read_entry("registers", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_registers, dev); + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/registers\n", + dev->name); + } +#if 0 + e = create_proc_read_entry("cck-registers", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_cck_reg, dev); + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/cck-registers\n", + dev->name); + } + + e = create_proc_read_entry("ofdm-registers", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_ofdm_reg, dev); + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/ofdm-registers\n", + dev->name); + } +#endif +} +/**************************************************************************** + -----------------------------MISC STUFF------------------------- +*****************************************************************************/ + +/* this is only for debugging */ +void print_buffer(u32 *buffer, int len) +{ + int i; + u8 *buf =(u8*)buffer; + + printk("ASCII BUFFER DUMP (len: %x):\n",len); + + for(i=0;i<len;i++) + printk("%c",buf[i]); + + printk("\nBINARY BUFFER DUMP (len: %x):\n",len); + + for(i=0;i<len;i++) + printk("%x",buf[i]); + + printk("\n"); +} + +short check_nic_enough_desc(struct net_device *dev, int prio) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + /* for now we reserve two free descriptor as a safety boundary + * between the tail and the head + */ + if (ring->entries - skb_queue_len(&ring->queue) >= 2) { + return 1; + } else { + return 0; + } +} + +void tx_timeout(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + //rtl8192_commit(dev); + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) + schedule_work(&priv->reset_wq); +#else + schedule_task(&priv->reset_wq); +#endif + printk("TXTIMEOUT"); +} + + +/* this is only for debug */ +void dump_eprom(struct net_device *dev) +{ + int i; + for(i=0; i<0xff; i++) + RT_TRACE(COMP_INIT, "EEPROM addr %x : %x", i, eprom_read(dev,i)); +} + +/* this is only for debug */ +void rtl8192_dump_reg(struct net_device *dev) +{ + int i; + int n; + int max=0x5ff; + + RT_TRACE(COMP_INIT, "Dumping NIC register map"); + + for(n=0;n<=max;) + { + printk( "\nD: %2x> ", n); + for(i=0;i<16 && n<=max;i++,n++) + printk("%2x ",read_nic_byte(dev,n)); + } + printk("\n"); +} + +/**************************************************************************** + ------------------------------HW STUFF--------------------------- +*****************************************************************************/ + + +void rtl8192_irq_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->irq_enabled = 1; + write_nic_dword(dev,INTA_MASK, priv->irq_mask); +} + + +void rtl8192_irq_disable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + write_nic_dword(dev,INTA_MASK,0); + force_pci_posting(dev); + priv->irq_enabled = 0; +} + + +void rtl8192_set_mode(struct net_device *dev,int mode) +{ + u8 ecmd; + ecmd=read_nic_byte(dev, EPROM_CMD); + ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK; + ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT); + ecmd=ecmd &~ (1<<EPROM_CS_SHIFT); + ecmd=ecmd &~ (1<<EPROM_CK_SHIFT); + write_nic_byte(dev, EPROM_CMD, ecmd); +} + + +void rtl8192_update_msr(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 msr; + + msr = read_nic_byte(dev, MSR); + msr &= ~ MSR_LINK_MASK; + + /* do not change in link_state != WLAN_LINK_ASSOCIATED. + * msr must be updated if the state is ASSOCIATING. + * this is intentional and make sense for ad-hoc and + * master (see the create BSS/IBSS func) + */ + if (priv->ieee80211->state == IEEE80211_LINKED){ + + if (priv->ieee80211->iw_mode == IW_MODE_INFRA) + msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT); + else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) + msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT); + else if (priv->ieee80211->iw_mode == IW_MODE_MASTER) + msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT); + + }else + msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT); + + write_nic_byte(dev, MSR, msr); +} + +void rtl8192_set_chan(struct net_device *dev,short ch) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch); + priv->chan=ch; +#if 0 + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC || + priv->ieee80211->iw_mode == IW_MODE_MASTER){ + + priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED; + priv->ieee80211->master_chan = ch; + rtl8192_update_beacon_ch(dev); + } +#endif + + /* this hack should avoid frame TX during channel setting*/ + + + // tx = read_nic_dword(dev,TX_CONF); + // tx &= ~TX_LOOPBACK_MASK; + +#ifndef LOOP_TEST + //TODO + // write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT)); + + //need to implement rf set channel here WB + + if (priv->rf_set_chan) + priv->rf_set_chan(dev,priv->chan); + // mdelay(10); + // write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT)); +#endif +} + +void rtl8192_rx_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + write_nic_dword(dev, RDQDA,priv->rx_ring_dma); +} + +/* the TX_DESC_BASE setting is according to the following queue index + * BK_QUEUE ===> 0 + * BE_QUEUE ===> 1 + * VI_QUEUE ===> 2 + * VO_QUEUE ===> 3 + * HCCA_QUEUE ===> 4 + * TXCMD_QUEUE ===> 5 + * MGNT_QUEUE ===> 6 + * HIGH_QUEUE ===> 7 + * BEACON_QUEUE ===> 8 + * */ +u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA}; +void rtl8192_tx_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 i; + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) + write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma); + + ieee80211_reset_queue(priv->ieee80211); +} + +#if 0 +void rtl8192_beacon_tx_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 reg; + + reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK); + + /* enable Beacon realted interrupt signal */ + reg |= (IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER); + write_nic_byte(dev,reg); +} +#endif + +static void rtl8192_free_rx_ring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + for (i = 0; i < priv->rxringcount; i++) { + struct sk_buff *skb = priv->rx_buf[i]; + if (!skb) + continue; + + pci_unmap_single(priv->pdev, + *((dma_addr_t *)skb->cb), + priv->rxbuffersize, PCI_DMA_FROMDEVICE); + kfree_skb(skb); + } + + pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount, + priv->rx_ring, priv->rx_ring_dma); + priv->rx_ring = NULL; +} + +static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb = __skb_dequeue(&ring->queue); + + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + kfree_skb(skb); + ring->idx = (ring->idx + 1) % ring->entries; + } + + pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries, + ring->desc, ring->dma); + ring->desc = NULL; +} + + +void rtl8192_beacon_disable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 reg; + + reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK); + + /* disable Beacon realted interrupt signal */ + reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER); + write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg); +} + +void rtl8192_rtx_disable(struct net_device *dev) +{ + u8 cmd; + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + cmd=read_nic_byte(dev,CMDR); +// if(!priv->ieee80211->bSupportRemoteWakeUp) { + write_nic_byte(dev, CMDR, cmd &~ \ + (CR_TE|CR_RE)); +// } + force_pci_posting(dev); + mdelay(30); + + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_purge(&priv->ieee80211->skb_waitQ [i]); + } + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_purge(&priv->ieee80211->skb_aggQ [i]); + } + + + skb_queue_purge(&priv->skb_queue); + return; +} + +void rtl8192_reset(struct net_device *dev) +{ + rtl8192_irq_disable(dev); + printk("This is RTL819xP Reset procedure\n"); +} + +static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540}; +inline u16 rtl8192_rate2rate(short rate) +{ + if (rate >11) return 0; + return rtl_rate[rate]; +} + + + +u32 +rtl819xusb_rx_command_packet( + struct net_device *dev, + struct ieee80211_rx_stats *pstats + ) +{ + u32 status; + + //RT_TRACE(COMP_RECV, DBG_TRACE, ("---> RxCommandPacketHandle819xUsb()\n")); + + RT_TRACE(COMP_EVENTS, "---->rtl819xusb_rx_command_packet()\n"); + status = cmpk_message_handle_rx(dev, pstats); + if (status) + { + DMESG("rxcommandpackethandle819xusb: It is a command packet\n"); + } + else + { + //RT_TRACE(COMP_RECV, DBG_TRACE, ("RxCommandPacketHandle819xUsb: It is not a command packet\n")); + } + + //RT_TRACE(COMP_RECV, DBG_TRACE, ("<--- RxCommandPacketHandle819xUsb()\n")); + return status; +} + +#if 0 +void rtl8192_tx_queues_stop(struct net_device *dev) +{ + //struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u8 dma_poll_mask = (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); + dma_poll_mask |= (1<<TX_DMA_STOP_HIPRIORITY_SHIFT); + dma_poll_mask |= (1<<TX_DMA_STOP_NORMPRIORITY_SHIFT); + dma_poll_mask |= (1<<TX_DMA_STOP_BEACON_SHIFT); + + rtl8192_set_mode(dev,EPROM_CMD_CONFIG); + write_nic_byte(dev,TX_DMA_POLLING,dma_poll_mask); + rtl8192_set_mode(dev,EPROM_CMD_NORMAL); +} +#endif + +void rtl8192_data_hard_stop(struct net_device *dev) +{ + //FIXME !! + #if 0 + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); + rtl8192_set_mode(dev,EPROM_CMD_CONFIG); + write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); + rtl8192_set_mode(dev,EPROM_CMD_NORMAL); + #endif +} + + +void rtl8192_data_hard_resume(struct net_device *dev) +{ + // FIXME !! + #if 0 + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); + rtl8192_set_mode(dev,EPROM_CMD_CONFIG); + write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); + rtl8192_set_mode(dev,EPROM_CMD_NORMAL); + #endif +} + +/* this function TX data frames when the ieee80211 stack requires this. + * It checks also if we need to stop the ieee tx queue, eventually do it + */ +void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + int ret; + //unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + u8 queue_index = tcb_desc->queue_index; + /* shall not be referred by command packet */ + assert(queue_index != TXCMD_QUEUE); + + //spin_lock_irqsave(&priv->tx_lock,flags); + + memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); +#if 0 + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + tcb_desc->bTxEnableFwCalcDur = 1; +#endif + skb_push(skb, priv->ieee80211->tx_headroom); + ret = rtl8192_tx(dev, skb); + if(ret != 0) { + kfree_skb(skb); + }; + +// + if(queue_index!=MGNT_QUEUE) { + priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom); + priv->ieee80211->stats.tx_packets++; + } + + //spin_unlock_irqrestore(&priv->tx_lock,flags); + +// return ret; + return; +} + +/* This is a rough attempt to TX a frame + * This is called by the ieee 80211 stack to TX management frames. + * If the ring is full packet are dropped (for data frame the queue + * is stopped before this can happen). + */ +int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + + int ret; + //unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + u8 queue_index = tcb_desc->queue_index; + + + //spin_lock_irqsave(&priv->tx_lock,flags); + + memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); + if(queue_index == TXCMD_QUEUE) { + // skb_push(skb, USB_HWDESC_HEADER_LEN); + rtl819xE_tx_cmd(dev, skb); + ret = 0; + //spin_unlock_irqrestore(&priv->tx_lock,flags); + return ret; + } else { + // RT_TRACE(COMP_SEND, "To send management packet\n"); + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + tcb_desc->bTxEnableFwCalcDur = 1; + skb_push(skb, priv->ieee80211->tx_headroom); + ret = rtl8192_tx(dev, skb); + if(ret != 0) { + kfree_skb(skb); + }; + } + +// priv->ieee80211->stats.tx_bytes+=skb->len; +// priv->ieee80211->stats.tx_packets++; + + //spin_unlock_irqrestore(&priv->tx_lock,flags); + + return ret; + +} + + +void rtl8192_try_wake_queue(struct net_device *dev, int pri); + +void rtl8192_tx_isr(struct net_device *dev, int prio) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb; + + /* beacon packet will only use the first descriptor defautly, + * and the OWN may not be cleared by the hardware + * */ + if(prio != BEACON_QUEUE) { + if(entry->OWN) + return; + ring->idx = (ring->idx + 1) % ring->entries; + } + + skb = __skb_dequeue(&ring->queue); + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + + kfree_skb(skb); + } + if (prio == MGNT_QUEUE){ + if (priv->ieee80211->ack_tx_to_ieee){ + if (rtl8192_is_tx_queue_empty(dev)){ + priv->ieee80211->ack_tx_to_ieee = 0; + ieee80211_ps_tx_ack(priv->ieee80211, 1); + } + } + } + + if(prio != BEACON_QUEUE) { + /* try to deal with the pending packets */ + tasklet_schedule(&priv->irq_tx_tasklet); + } + +} + +void rtl8192_stop_beacon(struct net_device *dev) +{ + //rtl8192_beacon_disable(dev); +} + +void rtl8192_config_rate(struct net_device* dev, u16* rate_config) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net; + u8 i=0, basic_rate = 0; + net = & priv->ieee80211->current_network; + + for (i=0; i<net->rates_len; i++) + { + basic_rate = net->rates[i]&0x7f; + switch(basic_rate) + { + case MGN_1M: *rate_config |= RRSR_1M; break; + case MGN_2M: *rate_config |= RRSR_2M; break; + case MGN_5_5M: *rate_config |= RRSR_5_5M; break; + case MGN_11M: *rate_config |= RRSR_11M; break; + case MGN_6M: *rate_config |= RRSR_6M; break; + case MGN_9M: *rate_config |= RRSR_9M; break; + case MGN_12M: *rate_config |= RRSR_12M; break; + case MGN_18M: *rate_config |= RRSR_18M; break; + case MGN_24M: *rate_config |= RRSR_24M; break; + case MGN_36M: *rate_config |= RRSR_36M; break; + case MGN_48M: *rate_config |= RRSR_48M; break; + case MGN_54M: *rate_config |= RRSR_54M; break; + } + } + for (i=0; i<net->rates_ex_len; i++) + { + basic_rate = net->rates_ex[i]&0x7f; + switch(basic_rate) + { + case MGN_1M: *rate_config |= RRSR_1M; break; + case MGN_2M: *rate_config |= RRSR_2M; break; + case MGN_5_5M: *rate_config |= RRSR_5_5M; break; + case MGN_11M: *rate_config |= RRSR_11M; break; + case MGN_6M: *rate_config |= RRSR_6M; break; + case MGN_9M: *rate_config |= RRSR_9M; break; + case MGN_12M: *rate_config |= RRSR_12M; break; + case MGN_18M: *rate_config |= RRSR_18M; break; + case MGN_24M: *rate_config |= RRSR_24M; break; + case MGN_36M: *rate_config |= RRSR_36M; break; + case MGN_48M: *rate_config |= RRSR_48M; break; + case MGN_54M: *rate_config |= RRSR_54M; break; + } + } +} + + +#define SHORT_SLOT_TIME 9 +#define NON_SHORT_SLOT_TIME 20 + +void rtl8192_update_cap(struct net_device* dev, u16 cap) +{ + u32 tmp = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net = &priv->ieee80211->current_network; + priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE; + tmp = priv->basic_rate; + if (priv->short_preamble) + tmp |= BRSR_AckShortPmb; + write_nic_dword(dev, RRSR, tmp); + + if (net->mode & (IEEE_G|IEEE_N_24G)) + { + u8 slot_time = 0; + if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime)) + {//short slot time + slot_time = SHORT_SLOT_TIME; + } + else //long slot time + slot_time = NON_SHORT_SLOT_TIME; + priv->slot_time = slot_time; + write_nic_byte(dev, SLOT_TIME, slot_time); + } + +} +void rtl8192_net_update(struct net_device *dev) +{ + + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net; + u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf; + u16 rate_config = 0; + net = &priv->ieee80211->current_network; + //update Basic rate: RR, BRSR + rtl8192_config_rate(dev, &rate_config); + // 2007.01.16, by Emily + // Select RRSR (in Legacy-OFDM and CCK) + // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate. + // We do not use other rates. + priv->basic_rate = rate_config &= 0x15f; + //BSSID + write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]); + write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]); +#if 0 + //MSR + rtl8192_update_msr(dev); +#endif + + +// rtl8192_update_cap(dev, net->capability); + if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) + { + write_nic_word(dev, ATIMWND, 2); + write_nic_word(dev, BCN_DMATIME, 256); + write_nic_word(dev, BCN_INTERVAL, net->beacon_interval); + // write_nic_word(dev, BcnIntTime, 100); + //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied. + write_nic_word(dev, BCN_DRV_EARLY_INT, 10); + write_nic_byte(dev, BCN_ERR_THRESH, 100); + + BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT); + // TODO: BcnIFS may required to be changed on ASIC + BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS; + + write_nic_word(dev, BCN_TCFG, BcnTimeCfg); + } + + +} + +inline u8 rtl8192_IsWirelessBMode(u16 rate) +{ + if( ((rate <= 110) && (rate != 60) && (rate != 90)) || (rate == 220) ) + return 1; + else return 0; +} + +u16 N_DBPSOfRate(u16 DataRate); + +u16 ComputeTxTime( + u16 FrameLength, + u16 DataRate, + u8 bManagementFrame, + u8 bShortPreamble +) +{ + u16 FrameTime; + u16 N_DBPS; + u16 Ceiling; + + if( rtl8192_IsWirelessBMode(DataRate) ) + { + if( bManagementFrame || !bShortPreamble || DataRate == 10 ) + { // long preamble + FrameTime = (u16)(144+48+(FrameLength*8/(DataRate/10))); + } + else + { // Short preamble + FrameTime = (u16)(72+24+(FrameLength*8/(DataRate/10))); + } + if( ( FrameLength*8 % (DataRate/10) ) != 0 ) //Get the Ceilling + FrameTime ++; + } else { //802.11g DSSS-OFDM PLCP length field calculation. + N_DBPS = N_DBPSOfRate(DataRate); + Ceiling = (16 + 8*FrameLength + 6) / N_DBPS + + (((16 + 8*FrameLength + 6) % N_DBPS) ? 1 : 0); + FrameTime = (u16)(16 + 4 + 4*Ceiling + 6); + } + return FrameTime; +} + +u16 N_DBPSOfRate(u16 DataRate) +{ + u16 N_DBPS = 24; + + switch(DataRate) + { + case 60: + N_DBPS = 24; + break; + + case 90: + N_DBPS = 36; + break; + + case 120: + N_DBPS = 48; + break; + + case 180: + N_DBPS = 72; + break; + + case 240: + N_DBPS = 96; + break; + + case 360: + N_DBPS = 144; + break; + + case 480: + N_DBPS = 192; + break; + + case 540: + N_DBPS = 216; + break; + + default: + break; + } + + return N_DBPS; +} + +unsigned int txqueue2outpipe(unsigned int tx_queue) { + unsigned int outpipe = 0x04; + + switch (tx_queue) { + case VO_QUEUE://EP4 + outpipe = 0x04; + break; + + case VI_QUEUE://EP5 + outpipe = 0x05; + break; + + case BE_QUEUE://EP6 + outpipe = 0x06; + break; + + case BK_QUEUE://EP7 + outpipe = 0x07; + break; + + case HCCA_QUEUE://EP8 + outpipe = 0x08; + break; + + case BEACON_QUEUE://EPA + outpipe = 0x0A; + break; + + case HIGH_QUEUE://EPB + outpipe = 0x0B; + break; + + case MGNT_QUEUE://EPC + outpipe = 0x0C; + break; + + case TXCMD_QUEUE://EPD + outpipe = 0x0D; + break; + + default: + printk("Unknow queue index!\n"); + break; + } + + return outpipe; +} + +void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring; + tx_desc_819x_pci *entry; + unsigned int idx; + dma_addr_t mapping; + cb_desc *tcb_desc; + unsigned long flags; + + ring = &priv->tx_ring[TXCMD_QUEUE]; + mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + + spin_lock_irqsave(&priv->irq_th_lock,flags); + idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; + entry = &ring->desc[idx]; + + tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + memset(entry,0,12); + entry->LINIP = tcb_desc->bLastIniPkt; + entry->FirstSeg = 1;//first segment + entry->LastSeg = 1; //last segment + if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) { + entry->CmdInit = DESC_PACKET_TYPE_INIT; + } else { + entry->CmdInit = DESC_PACKET_TYPE_NORMAL; + entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8; + entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset); + entry->QueueSelect = QSLT_CMD; + entry->TxFWInfoSize = 0x08; + entry->RATid = (u8)DESC_PACKET_TYPE_INIT; + } + entry->TxBufferSize = skb->len; + entry->TxBuffAddr = cpu_to_le32(mapping); + entry->OWN = 1; + +#ifdef JOHN_DUMP_TXDESC + { int i; + tx_desc_819x_pci *entry1 = &ring->desc[0]; + unsigned int *ptr= (unsigned int *)entry1; + printk("<Tx descriptor>:\n"); + for (i = 0; i < 8; i++) + printk("%8x ", ptr[i]); + printk("\n"); + } +#endif + __skb_queue_tail(&ring->queue, skb); + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + + write_nic_byte(dev, TPPoll, TPPoll_CQ); + + return; +} + +/* + * Mapping Software/Hardware descriptor queue id to "Queue Select Field" + * in TxFwInfo data structure + * 2006.10.30 by Emily + * + * \param QUEUEID Software Queue +*/ +u8 MapHwQueueToFirmwareQueue(u8 QueueID) +{ + u8 QueueSelect = 0x0; //defualt set to + + switch(QueueID) { + case BE_QUEUE: + QueueSelect = QSLT_BE; //or QSelect = pTcb->priority; + break; + + case BK_QUEUE: + QueueSelect = QSLT_BK; //or QSelect = pTcb->priority; + break; + + case VO_QUEUE: + QueueSelect = QSLT_VO; //or QSelect = pTcb->priority; + break; + + case VI_QUEUE: + QueueSelect = QSLT_VI; //or QSelect = pTcb->priority; + break; + case MGNT_QUEUE: + QueueSelect = QSLT_MGNT; + break; + + case BEACON_QUEUE: + QueueSelect = QSLT_BEACON; + break; + + // TODO: 2006.10.30 mark other queue selection until we verify it is OK + // TODO: Remove Assertions +//#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502) + case TXCMD_QUEUE: + QueueSelect = QSLT_CMD; + break; +//#endif + case HIGH_QUEUE: + //QueueSelect = QSLT_HIGH; + //break; + + default: + RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID); + break; + } + return QueueSelect; +} + +u8 MRateToHwRate8190Pci(u8 rate) +{ + u8 ret = DESC90_RATE1M; + + switch(rate) { + case MGN_1M: ret = DESC90_RATE1M; break; + case MGN_2M: ret = DESC90_RATE2M; break; + case MGN_5_5M: ret = DESC90_RATE5_5M; break; + case MGN_11M: ret = DESC90_RATE11M; break; + case MGN_6M: ret = DESC90_RATE6M; break; + case MGN_9M: ret = DESC90_RATE9M; break; + case MGN_12M: ret = DESC90_RATE12M; break; + case MGN_18M: ret = DESC90_RATE18M; break; + case MGN_24M: ret = DESC90_RATE24M; break; + case MGN_36M: ret = DESC90_RATE36M; break; + case MGN_48M: ret = DESC90_RATE48M; break; + case MGN_54M: ret = DESC90_RATE54M; break; + + // HT rate since here + case MGN_MCS0: ret = DESC90_RATEMCS0; break; + case MGN_MCS1: ret = DESC90_RATEMCS1; break; + case MGN_MCS2: ret = DESC90_RATEMCS2; break; + case MGN_MCS3: ret = DESC90_RATEMCS3; break; + case MGN_MCS4: ret = DESC90_RATEMCS4; break; + case MGN_MCS5: ret = DESC90_RATEMCS5; break; + case MGN_MCS6: ret = DESC90_RATEMCS6; break; + case MGN_MCS7: ret = DESC90_RATEMCS7; break; + case MGN_MCS8: ret = DESC90_RATEMCS8; break; + case MGN_MCS9: ret = DESC90_RATEMCS9; break; + case MGN_MCS10: ret = DESC90_RATEMCS10; break; + case MGN_MCS11: ret = DESC90_RATEMCS11; break; + case MGN_MCS12: ret = DESC90_RATEMCS12; break; + case MGN_MCS13: ret = DESC90_RATEMCS13; break; + case MGN_MCS14: ret = DESC90_RATEMCS14; break; + case MGN_MCS15: ret = DESC90_RATEMCS15; break; + case (0x80|0x20): ret = DESC90_RATEMCS32; break; + + default: break; + } + return ret; +} + + +u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc) +{ + u8 tmp_Short; + + tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0); + + if(TxHT==1 && TxRate != DESC90_RATEMCS15) + tmp_Short = 0; + + return tmp_Short; +} + +/* + * The tx procedure is just as following, + * skb->cb will contain all the following information, + * priority, morefrag, rate, &dev. + * */ +short rtl8192_tx(struct net_device *dev, struct sk_buff* skb) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring; + unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + tx_desc_819x_pci *pdesc = NULL; + TX_FWINFO_8190PCI *pTxFwInfo = NULL; + dma_addr_t mapping; + bool multi_addr=false,broad_addr=false,uni_addr=false; + u8* pda_addr = NULL; + int idx; + + mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + /* collect the tx packets statitcs */ + pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI); + if(is_multicast_ether_addr(pda_addr)) + multi_addr = true; + else if(is_broadcast_ether_addr(pda_addr)) + broad_addr = true; + else + uni_addr = true; + + if(uni_addr) + priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + else if(multi_addr) + priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + else + priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + + /* fill tx firmware */ + pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data; + memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI)); + pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0; + pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate); + pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur; + pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc); + + /* Aggregation related */ + if(tcb_desc->bAMPDUEnable) { + pTxFwInfo->AllowAggregation = 1; + pTxFwInfo->RxMF = tcb_desc->ampdu_factor; + pTxFwInfo->RxAMD = tcb_desc->ampdu_density; + } else { + pTxFwInfo->AllowAggregation = 0; + pTxFwInfo->RxMF = 0; + pTxFwInfo->RxAMD = 0; + } + + // + // Protection mode related + // + pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0; + pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0; + pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0; + pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0; + pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate); + pTxFwInfo->RtsBandwidth = 0; + pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC; + pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0); + // + // Set Bandwidth and sub-channel settings. + // + if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) + { + if(tcb_desc->bPacketBW) + { + pTxFwInfo->TxBandwidth = 1; +#ifdef RTL8190P + pTxFwInfo->TxSubCarrier = 3; +#else + pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008 +#endif + } + else + { + pTxFwInfo->TxBandwidth = 0; + pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC; + } + } else { + pTxFwInfo->TxBandwidth = 0; + pTxFwInfo->TxSubCarrier = 0; + } + + if (0) + { + /* 2007/07/25 MH Copy current TX FW info.*/ + memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI)); + printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n"); + printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur); + printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC); + printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier); + printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation); + printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT); + printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate); + printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD); + printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF); + printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth); + printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier); + + printk("<=====**********************out of print\n"); + + } + spin_lock_irqsave(&priv->irq_th_lock,flags); + ring = &priv->tx_ring[tcb_desc->queue_index]; + if (tcb_desc->queue_index != BEACON_QUEUE) { + idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; + } else { + idx = 0; + } + + pdesc = &ring->desc[idx]; + if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) { + RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \ + tcb_desc->queue_index,ring->idx, idx,skb->len); + return skb->len; + } + + /* fill tx descriptor */ + memset((u8*)pdesc,0,12); + /*DWORD 0*/ + pdesc->LINIP = 0; + pdesc->CmdInit = 1; + pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily + pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI); + + /*DWORD 1*/ + pdesc->SecCAMID= 0; + pdesc->RATid = tcb_desc->RATRIndex; + + + pdesc->NoEnc = 1; + pdesc->SecType = 0x0; + if (tcb_desc->bHwSec) { + static u8 tmp =0; + if (!tmp) { + printk("==>================hw sec\n"); + tmp = 1; + } + switch (priv->ieee80211->pairwise_key_type) { + case KEY_TYPE_WEP40: + case KEY_TYPE_WEP104: + pdesc->SecType = 0x1; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_TKIP: + pdesc->SecType = 0x2; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_CCMP: + pdesc->SecType = 0x3; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_NA: + pdesc->SecType = 0x0; + pdesc->NoEnc = 1; + break; + } + } + + // + // Set Packet ID + // + pdesc->PktId = 0x0; + + pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index); + pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI); + + pdesc->DISFB = tcb_desc->bTxDisableRateFallBack; + pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate; + + pdesc->FirstSeg =1; + pdesc->LastSeg = 1; + pdesc->TxBufferSize = skb->len; + + pdesc->TxBuffAddr = cpu_to_le32(mapping); + __skb_queue_tail(&ring->queue, skb); + pdesc->OWN = 1; + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + dev->trans_start = jiffies; + write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index); + return 0; +} + +short rtl8192_alloc_rx_desc_ring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + rx_desc_819x_pci *entry = NULL; + int i; + + priv->rx_ring = pci_alloc_consistent(priv->pdev, + sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma); + + if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) { + RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n"); + return -ENOMEM; + } + + memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount); + priv->rx_idx = 0; + + for (i = 0; i < priv->rxringcount; i++) { + struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize); + dma_addr_t *mapping; + entry = &priv->rx_ring[i]; + if (!skb) + return 0; + priv->rx_buf[i] = skb; + mapping = (dma_addr_t *)skb->cb; + *mapping = pci_map_single(priv->pdev, skb->tail,//skb_tail_pointer(skb), + priv->rxbuffersize, PCI_DMA_FROMDEVICE); + + entry->BufferAddress = cpu_to_le32(*mapping); + + entry->Length = priv->rxbuffersize; + entry->OWN = 1; + } + + entry->EOR = 1; + return 0; +} + +static int rtl8192_alloc_tx_desc_ring(struct net_device *dev, + unsigned int prio, unsigned int entries) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + tx_desc_819x_pci *ring; + dma_addr_t dma; + int i; + + ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma); + if (!ring || (unsigned long)ring & 0xFF) { + RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio); + return -ENOMEM; + } + + memset(ring, 0, sizeof(*ring)*entries); + priv->tx_ring[prio].desc = ring; + priv->tx_ring[prio].dma = dma; + priv->tx_ring[prio].idx = 0; + priv->tx_ring[prio].entries = entries; + skb_queue_head_init(&priv->tx_ring[prio].queue); + + for (i = 0; i < entries; i++) + ring[i].NextDescAddress = + cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring)); + + return 0; +} + + +short rtl8192_pci_initdescring(struct net_device *dev) +{ + u32 ret; + int i; + struct r8192_priv *priv = ieee80211_priv(dev); + + ret = rtl8192_alloc_rx_desc_ring(dev); + if (ret) { + return ret; + } + + + /* general process for other queue */ + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) { + if ((ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount))) + goto err_free_rings; + } + +#if 0 + /* specific process for hardware beacon process */ + if ((ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2))) + goto err_free_rings; +#endif + + return 0; + +err_free_rings: + rtl8192_free_rx_ring(dev); + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) + if (priv->tx_ring[i].desc) + rtl8192_free_tx_ring(dev, i); + return 1; +} + +void rtl8192_pci_resetdescring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + /* force the rx_idx to the first one */ + if(priv->rx_ring) { + rx_desc_819x_pci *entry = NULL; + for (i = 0; i < priv->rxringcount; i++) { + entry = &priv->rx_ring[i]; + entry->OWN = 1; + } + priv->rx_idx = 0; + } + + /* after reset, release previous pending packet, and force the + * tx idx to the first one */ + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) { + if (priv->tx_ring[i].desc) { + struct rtl8192_tx_ring *ring = &priv->tx_ring[i]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb = __skb_dequeue(&ring->queue); + + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + kfree_skb(skb); + ring->idx = (ring->idx + 1) % ring->entries; + } + ring->idx = 0; + } + } +} + +#if 1 +extern void rtl8192_update_ratr_table(struct net_device* dev); +void rtl8192_link_change(struct net_device *dev) +{ +// int i; + + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval); + if (ieee->state == IEEE80211_LINKED) + { + rtl8192_net_update(dev); + rtl8192_update_ratr_table(dev); +#if 1 + //add this as in pure N mode, wep encryption will use software way, but there is no chance to set this as wep will not set group key in wext. WB.2008.07.08 + if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) + EnableHWSecurityConfig8192(dev); +#endif + } + else + { + write_nic_byte(dev, 0x173, 0); + } + /*update timing params*/ + //rtl8192_set_chan(dev, priv->chan); + //MSR + rtl8192_update_msr(dev); + + // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have + // // To set CBSSID bit when link with any AP or STA. + if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) + { + u32 reg = 0; + reg = read_nic_dword(dev, RCR); + if (priv->ieee80211->state == IEEE80211_LINKED) + priv->ReceiveConfig = reg |= RCR_CBSSID; + else + priv->ReceiveConfig = reg &= ~RCR_CBSSID; + write_nic_dword(dev, RCR, reg); + } +} +#endif + + +static struct ieee80211_qos_parameters def_qos_parameters = { + {3,3,3,3},/* cw_min */ + {7,7,7,7},/* cw_max */ + {2,2,2,2},/* aifs */ + {0,0,0,0},/* flags */ + {0,0,0,0} /* tx_op_limit */ +}; + +#if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,20) +void rtl8192_update_beacon(struct work_struct * work) +{ + struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work); + struct net_device *dev = priv->ieee80211->dev; +#else +void rtl8192_update_beacon(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +#endif + struct ieee80211_device* ieee = priv->ieee80211; + struct ieee80211_network* net = &ieee->current_network; + + if (ieee->pHTInfo->bCurrentHTSupport) + HTUpdateSelfAndPeerSetting(ieee, net); + ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime; + rtl8192_update_cap(dev, net->capability); +} +/* +* background support to run QoS activate functionality +*/ +int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO}; +#if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,20) +void rtl8192_qos_activate(struct work_struct * work) +{ + struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate); + struct net_device *dev = priv->ieee80211->dev; +#else +void rtl8192_qos_activate(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +#endif + struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters; + u8 mode = priv->ieee80211->current_network.mode; +// u32 size = sizeof(struct ieee80211_qos_parameters); + u8 u1bAIFS; + u32 u4bAcParam; + int i; + if (priv == NULL) + return; + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16)) + down(&priv->mutex); +#else + mutex_lock(&priv->mutex); +#endif + if(priv->ieee80211->state != IEEE80211_LINKED) + goto success; + RT_TRACE(COMP_QOS,"qos active process with associate response received\n"); + /* It better set slot time at first */ + /* For we just support b/g mode at present, let the slot time at 9/20 selection */ + /* update the ac parameter to related registers */ + for(i = 0; i < QOS_QUEUE_NUM; i++) { + //Mode G/A: slotTimeTimer = 9; Mode B: 20 + u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime; + u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)| + (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)| + (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)| + ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET)); + printk("===>u4bAcParam:%x, ", u4bAcParam); + write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam); + //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332); + } + +success: +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16)) + up(&priv->mutex); +#else + mutex_unlock(&priv->mutex); +#endif +} + +static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv, + int active_network, + struct ieee80211_network *network) +{ + int ret = 0; + u32 size = sizeof(struct ieee80211_qos_parameters); + + if(priv->ieee80211->state !=IEEE80211_LINKED) + return ret; + + if ((priv->ieee80211->iw_mode != IW_MODE_INFRA)) + return ret; + + if (network->flags & NETWORK_HAS_QOS_MASK) { + if (active_network && + (network->flags & NETWORK_HAS_QOS_PARAMETERS)) + network->qos_data.active = network->qos_data.supported; + + if ((network->qos_data.active == 1) && (active_network == 1) && + (network->flags & NETWORK_HAS_QOS_PARAMETERS) && + (network->qos_data.old_param_count != + network->qos_data.param_count)) { + network->qos_data.old_param_count = + network->qos_data.param_count; +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(priv->priv_wq, &priv->qos_activate); +#else + schedule_task(&priv->qos_activate); +#endif + RT_TRACE (COMP_QOS, "QoS parameters change call " + "qos_activate\n"); + } + } else { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &def_qos_parameters, size); + + if ((network->qos_data.active == 1) && (active_network == 1)) { +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(priv->priv_wq, &priv->qos_activate); +#else + schedule_task(&priv->qos_activate); +#endif + RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n"); + } + network->qos_data.active = 0; + network->qos_data.supported = 0; + } + + return 0; +} + +/* handle manage frame frame beacon and probe response */ +static int rtl8192_handle_beacon(struct net_device * dev, + struct ieee80211_beacon * beacon, + struct ieee80211_network * network) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + rtl8192_qos_handle_probe_response(priv,1,network); + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0); +#else +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) + schedule_task(&priv->update_beacon_wq); +#else + queue_work(priv->priv_wq, &priv->update_beacon_wq); +#endif +#endif + return 0; + +} + +/* +* handling the beaconing responses. if we get different QoS setting +* off the network from the associated setting, adjust the QoS +* setting +*/ +static int rtl8192_qos_association_resp(struct r8192_priv *priv, + struct ieee80211_network *network) +{ + int ret = 0; + unsigned long flags; + u32 size = sizeof(struct ieee80211_qos_parameters); + int set_qos_param = 0; + + if ((priv == NULL) || (network == NULL)) + return ret; + + if(priv->ieee80211->state !=IEEE80211_LINKED) + return ret; + + if ((priv->ieee80211->iw_mode != IW_MODE_INFRA)) + return ret; + + spin_lock_irqsave(&priv->ieee80211->lock, flags); + if(network->flags & NETWORK_HAS_QOS_PARAMETERS) { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &network->qos_data.parameters,\ + sizeof(struct ieee80211_qos_parameters)); + priv->ieee80211->current_network.qos_data.active = 1; +#if 0 + if((priv->ieee80211->current_network.qos_data.param_count != \ + network->qos_data.param_count)) +#endif + { + set_qos_param = 1; + /* update qos parameter for current network */ + priv->ieee80211->current_network.qos_data.old_param_count = \ + priv->ieee80211->current_network.qos_data.param_count; + priv->ieee80211->current_network.qos_data.param_count = \ + network->qos_data.param_count; + } + } else { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &def_qos_parameters, size); + priv->ieee80211->current_network.qos_data.active = 0; + priv->ieee80211->current_network.qos_data.supported = 0; + set_qos_param = 1; + } + + spin_unlock_irqrestore(&priv->ieee80211->lock, flags); + + RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active); + if (set_qos_param == 1) +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) + queue_work(priv->priv_wq, &priv->qos_activate); +#else + schedule_task(&priv->qos_activate); +#endif + + + return ret; +} + + +static int rtl8192_handle_assoc_response(struct net_device *dev, + struct ieee80211_assoc_response_frame *resp, + struct ieee80211_network *network) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + rtl8192_qos_association_resp(priv, network); + return 0; +} + + +//updateRATRTabel for MCS only. Basic rate is not implement. +void rtl8192_update_ratr_table(struct net_device* dev) + // POCTET_STRING posLegacyRate, + // u8* pMcsRate) + // PRT_WLAN_STA pEntry) +{ + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + u8* pMcsRate = ieee->dot11HTOperationalRateSet; + //struct ieee80211_network *net = &ieee->current_network; + u32 ratr_value = 0; + u8 rate_index = 0; + + rtl8192_config_rate(dev, (u16*)(&ratr_value)); + ratr_value |= (*(u16*)(pMcsRate)) << 12; +// switch (net->mode) + switch (ieee->mode) + { + case IEEE_A: + ratr_value &= 0x00000FF0; + break; + case IEEE_B: + ratr_value &= 0x0000000F; + break; + case IEEE_G: + ratr_value &= 0x00000FF7; + break; + case IEEE_N_24G: + case IEEE_N_5G: + if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC + ratr_value &= 0x0007F007; + else{ + if (priv->rf_type == RF_1T2R) + ratr_value &= 0x000FF007; + else + ratr_value &= 0x0F81F007; + } + break; + default: + break; + } + ratr_value &= 0x0FFFFFFF; + if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){ + ratr_value |= 0x80000000; + }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){ + ratr_value |= 0x80000000; + } + write_nic_dword(dev, RATR0+rate_index*4, ratr_value); + write_nic_byte(dev, UFWP, 1); +} + +static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04}; +static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04}; +bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev) +{ +#if 1 + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + int wpa_ie_len= ieee->wpa_ie_len; + struct ieee80211_crypt_data* crypt; + int encrypt; + + crypt = ieee->crypt[ieee->tx_keyidx]; + encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP"))); + + /* simply judge */ + if(encrypt && (wpa_ie_len == 0)) { + /* wep encryption, no N mode setting */ + return false; +// } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) { + } else if((wpa_ie_len != 0)) { + /* parse pairwise key type */ + //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP)) + if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) || ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4)))) + return true; + else + return false; + } else { + //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ ); + return true; + } + +#if 0 + //In here we discuss with SD4 David. He think we still can send TKIP in broadcast group key in MCS rate. + //We can't force in G mode if Pairwie key is AES and group key is TKIP + if((pSecInfo->GroupEncAlgorithm == WEP104_Encryption) || (pSecInfo->GroupEncAlgorithm == WEP40_Encryption) || + (pSecInfo->PairwiseEncAlgorithm == WEP104_Encryption) || + (pSecInfo->PairwiseEncAlgorithm == WEP40_Encryption) || (pSecInfo->PairwiseEncAlgorithm == TKIP_Encryption)) + { + return false; + } + else + return true; +#endif + return true; +#endif +} + +void rtl8192_refresh_supportrate(struct r8192_priv* priv) +{ + struct ieee80211_device* ieee = priv->ieee80211; + //we donot consider set support rate for ABG mode, only HT MCS rate is set here. + if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G) + { + memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16); + //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16); + //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16); + } + else + memset(ieee->Regdot11HTOperationalRateSet, 0, 16); + return; +} + +u8 rtl8192_getSupportedWireleeMode(struct net_device*dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 ret = 0; + switch(priv->rf_chip) + { + case RF_8225: + case RF_8256: + case RF_PSEUDO_11N: + ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B); + break; + case RF_8258: + ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G); + break; + default: + ret = WIRELESS_MODE_B; + break; + } + return ret; +} +void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev); + +#if 1 + if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0)) + { + if(bSupportMode & WIRELESS_MODE_N_24G) + { + wireless_mode = WIRELESS_MODE_N_24G; + } + else if(bSupportMode & WIRELESS_MODE_N_5G) + { + wireless_mode = WIRELESS_MODE_N_5G; + } + else if((bSupportMode & WIRELESS_MODE_A)) + { + wireless_mode = WIRELESS_MODE_A; + } + else if((bSupportMode & WIRELESS_MODE_G)) + { + wireless_mode = WIRELESS_MODE_G; + } + else if((bSupportMode & WIRELESS_MODE_B)) + { + wireless_mode = WIRELESS_MODE_B; + } + else{ + RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode); + wireless_mode = WIRELESS_MODE_B; + } + } +#ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we shoud wait for FPGA + ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting ); +#endif + priv->ieee80211->mode = wireless_mode; + + if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G)) + priv->ieee80211->pHTInfo->bEnableHT = 1; + else + priv->ieee80211->pHTInfo->bEnableHT = 0; + RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode); + rtl8192_refresh_supportrate(priv); +#endif + +} +//init priv variables here + +bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev) +{ + bool Reval; + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + + if(ieee->bHalfWirelessN24GMode == true) + Reval = true; + else + Reval = false; + + return Reval; +} + +short rtl8192_is_tx_queue_empty(struct net_device *dev) +{ + int i=0; + struct r8192_priv *priv = ieee80211_priv(dev); + for (i=0; i<=MGNT_QUEUE; i++) + { + if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) ) + continue; + if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){ + printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue)); + return 0; + } + } + return 1; +} +#if 0 +void rtl8192_rq_tx_ack(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + priv->ieee80211->ack_tx_to_ieee = 1; +} +#endif +void rtl8192_hw_sleep_down(struct net_device *dev) +{ + RT_TRACE(COMP_POWER, "%s()============>come to sleep down\n", __FUNCTION__); + MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS); +} +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void rtl8192_hw_sleep_wq (struct work_struct *work) +{ +// struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); +// struct ieee80211_device * ieee = (struct ieee80211_device*) +// container_of(work, struct ieee80211_device, watch_dog_wq); + struct delayed_work *dwork = container_of(work,struct delayed_work,work); + struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq); + struct net_device *dev = ieee->dev; +#else +void rtl8192_hw_sleep_wq(struct net_device* dev) +{ +#endif + //printk("=========>%s()\n", __FUNCTION__); + rtl8192_hw_sleep_down(dev); +} +// printk("dev is %d\n",dev); +// printk("&*&(^*(&(&=========>%s()\n", __FUNCTION__); +void rtl8192_hw_wakeup(struct net_device* dev) +{ +// u32 flags = 0; + +// spin_lock_irqsave(&priv->ps_lock,flags); + RT_TRACE(COMP_POWER, "%s()============>come to wake up\n", __FUNCTION__); + MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS); + //FIXME: will we send package stored while nic is sleep? +// spin_unlock_irqrestore(&priv->ps_lock,flags); +} +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +void rtl8192_hw_wakeup_wq (struct work_struct *work) +{ +// struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); +// struct ieee80211_device * ieee = (struct ieee80211_device*) +// container_of(work, struct ieee80211_device, watch_dog_wq); + struct delayed_work *dwork = container_of(work,struct delayed_work,work); + struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq); + struct net_device *dev = ieee->dev; +#else +void rtl8192_hw_wakeup_wq(struct net_device* dev) +{ +#endif + rtl8192_hw_wakeup(dev); + +} + +#define MIN_SLEEP_TIME 50 +#define MAX_SLEEP_TIME 10000 +void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl) +{ + + struct r8192_priv *priv = ieee80211_priv(dev); + + u32 rb = jiffies; + unsigned long flags; + + spin_lock_irqsave(&priv->ps_lock,flags); + + /* Writing HW register with 0 equals to disable + * the timer, that is not really what we want + */ + tl -= MSECS(4+16+7); + + //if(tl == 0) tl = 1; + + /* FIXME HACK FIXME HACK */ +// force_pci_posting(dev); + //mdelay(1); + +// rb = read_nic_dword(dev, TSFTR); + + /* If the interval in witch we are requested to sleep is too + * short then give up and remain awake + */ + if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME)) + ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) { + spin_unlock_irqrestore(&priv->ps_lock,flags); + printk("too short to sleep\n"); + return; + } + +// write_nic_dword(dev, TimerInt, tl); +// rb = read_nic_dword(dev, TSFTR); + { + u32 tmp = (tl>rb)?(tl-rb):(rb-tl); + // if (tl<rb) + queue_delayed_work(priv->ieee80211->wq, &priv->ieee80211->hw_wakeup_wq, tmp); //as tl may be less than rb + } + /* if we suspect the TimerInt is gone beyond tl + * while setting it, then give up + */ +#if 1 + if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))|| + ((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) { + printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME)); + spin_unlock_irqrestore(&priv->ps_lock,flags); + return; + } +#endif +// if(priv->rf_sleep) +// priv->rf_sleep(dev); + + //printk("<=========%s()\n", __FUNCTION__); + queue_delayed_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq,0); + spin_unlock_irqrestore(&priv->ps_lock,flags); +} +static void rtl8192_init_priv_variable(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 i; + priv->being_init_adapter = false; + priv->txbuffsize = 1600;//1024; + priv->txfwbuffersize = 4096; + priv->txringcount = 64;//32; + //priv->txbeaconcount = priv->txringcount; + priv->txbeaconcount = 2; + priv->rxbuffersize = 9100;//2048;//1024; + priv->rxringcount = MAX_RX_COUNT;//64; + priv->irq_enabled=0; + priv->card_8192 = NIC_8192E; + priv->rx_skb_complete = 1; + priv->chan = 1; //set to channel 1 + priv->RegWirelessMode = WIRELESS_MODE_AUTO; + priv->RegChannelPlan = 0xf; + priv->nrxAMPDU_size = 0; + priv->nrxAMPDU_aggr_num = 0; + priv->last_rxdesc_tsf_high = 0; + priv->last_rxdesc_tsf_low = 0; + priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO + priv->ieee80211->iw_mode = IW_MODE_INFRA; + priv->ieee80211->ieee_up=0; + priv->retry_rts = DEFAULT_RETRY_RTS; + priv->retry_data = DEFAULT_RETRY_DATA; + priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD; + priv->ieee80211->rate = 110; //11 mbps + priv->ieee80211->short_slot = 1; + priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0; + priv->bcck_in_ch14 = false; + priv->bfsync_processing = false; + priv->CCKPresentAttentuation = 0; + priv->rfa_txpowertrackingindex = 0; + priv->rfc_txpowertrackingindex = 0; + priv->CckPwEnl = 6; + priv->ScanDelay = 50;//for Scan TODO + //added by amy for silent reset + priv->ResetProgress = RESET_TYPE_NORESET; + priv->bForcedSilentReset = 0; + priv->bDisableNormalResetCheck = false; + priv->force_reset = false; + //added by amy for power save + priv->RegRfOff = 0; + priv->ieee80211->RfOffReason = 0; + priv->RFChangeInProgress = false; + priv->bHwRfOffAction = 0; + priv->SetRFPowerStateInProgress = false; + priv->ieee80211->PowerSaveControl.bInactivePs = true; + priv->ieee80211->PowerSaveControl.bIPSModeBackup = false; + //just for debug + priv->txpower_checkcnt = 0; + priv->thermal_readback_index =0; + priv->txpower_tracking_callback_cnt = 0; + priv->ccktxpower_adjustcnt_ch14 = 0; + priv->ccktxpower_adjustcnt_not_ch14 = 0; + + priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL; + priv->ieee80211->iw_mode = IW_MODE_INFRA; + priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN | + IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ | + IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* | + IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE; + + priv->ieee80211->active_scan = 1; + priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION; + priv->ieee80211->host_encrypt = 1; + priv->ieee80211->host_decrypt = 1; + //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604 + //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604 + priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107 + priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107 + priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit; + priv->ieee80211->set_chan = rtl8192_set_chan; + priv->ieee80211->link_change = rtl8192_link_change; + priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit; + priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop; + priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume; + priv->ieee80211->init_wmmparam_flag = 0; + priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD; + priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc; + priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI); + priv->ieee80211->qos_support = 1; + priv->ieee80211->dot11PowerSaveMode = 0; + //added by WB +// priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl; + priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode; + priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response; + priv->ieee80211->handle_beacon = rtl8192_handle_beacon; + + priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup; +// priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack; + priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep; + priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty; + //added by david + priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci; + priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode; + priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci; + + //added by amy + priv->ieee80211->InitialGainHandler = InitialGain819xPci; + + priv->card_type = USB; + { + priv->ShortRetryLimit = 0x30; + priv->LongRetryLimit = 0x30; + } + priv->EarlyRxThreshold = 7; + priv->enable_gpio0 = 0; + + priv->TransmitConfig = 0; + + priv->ReceiveConfig = RCR_ADD3 | + RCR_AMF | RCR_ADF | //accept management/data + RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko. + RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC + RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) | + ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT; + + priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\ + IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\ + IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |\ + IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER); + + priv->AcmControl = 0; + priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware)); + if (priv->pFirmware) + memset(priv->pFirmware, 0, sizeof(rt_firmware)); + + /* rx related queue */ + skb_queue_head_init(&priv->rx_queue); + skb_queue_head_init(&priv->skb_queue); + + /* Tx related queue */ + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]); + } + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]); + } + priv->rf_set_chan = rtl8192_phy_SwChnl; +} + +//init lock here +static void rtl8192_init_priv_lock(struct r8192_priv* priv) +{ + spin_lock_init(&priv->tx_lock); + spin_lock_init(&priv->irq_lock);//added by thomas + spin_lock_init(&priv->irq_th_lock); + spin_lock_init(&priv->rf_ps_lock); + spin_lock_init(&priv->ps_lock); + //spin_lock_init(&priv->rf_lock); + sema_init(&priv->wx_sem,1); + sema_init(&priv->rf_sem,1); +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16)) + sema_init(&priv->mutex, 1); +#else + mutex_init(&priv->mutex); +#endif +} + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +extern void rtl819x_watchdog_wqcallback(struct work_struct *work); +#else +extern void rtl819x_watchdog_wqcallback(struct net_device *dev); +#endif + +void rtl8192_irq_rx_tasklet(struct r8192_priv *priv); +void rtl8192_irq_tx_tasklet(struct r8192_priv *priv); +void rtl8192_prepare_beacon(struct r8192_priv *priv); +//init tasklet and wait_queue here. only 2.6 above kernel is considered +#define DRV_NAME "wlan0" +static void rtl8192_init_priv_task(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) +#ifdef PF_SYNCTHREAD + priv->priv_wq = create_workqueue(DRV_NAME,0); +#else + priv->priv_wq = create_workqueue(DRV_NAME); +#endif +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) +// INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart); + INIT_WORK(&priv->reset_wq, rtl8192_restart); +// INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog); + INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback); + INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback); + INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback); + INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon); + //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem); + //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem); + INIT_WORK(&priv->qos_activate, rtl8192_qos_activate); + INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq); + INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq); + +#else +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) + tq_init(&priv->reset_wq, (void*)rtl8192_restart, dev); + tq_init(&priv->watch_dog_wq, (void*)rtl819x_watchdog_wqcallback, dev); + tq_init(&priv->txpower_tracking_wq, (void*)dm_txpower_trackingcallback, dev); + tq_init(&priv->rfpath_check_wq, (void*)dm_rf_pathcheck_workitemcallback, dev); + tq_init(&priv->update_beacon_wq, (void*)rtl8192_update_beacon, dev); + //tq_init(&priv->SwChnlWorkItem, (void*) rtl8192_SwChnl_WorkItem, dev); + //tq_init(&priv->SetBWModeWorkItem, (void*)rtl8192_SetBWModeWorkItem, dev); + tq_init(&priv->qos_activate, (void *)rtl8192_qos_activate, dev); + tq_init(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq, dev); + tq_init(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq, dev); + +#else + INIT_WORK(&priv->reset_wq,(void(*)(void*)) rtl8192_restart,dev); +// INIT_WORK(&priv->watch_dog_wq, (void(*)(void*)) hal_dm_watchdog,dev); + INIT_WORK(&priv->watch_dog_wq, (void(*)(void*)) rtl819x_watchdog_wqcallback,dev); + INIT_WORK(&priv->txpower_tracking_wq, (void(*)(void*)) dm_txpower_trackingcallback,dev); + INIT_WORK(&priv->rfpath_check_wq, (void(*)(void*)) dm_rf_pathcheck_workitemcallback,dev); + INIT_WORK(&priv->update_beacon_wq, (void(*)(void*))rtl8192_update_beacon,dev); + //INIT_WORK(&priv->SwChnlWorkItem, (void(*)(void*)) rtl8192_SwChnl_WorkItem, dev); + //INIT_WORK(&priv->SetBWModeWorkItem, (void(*)(void*)) rtl8192_SetBWModeWorkItem, dev); + INIT_WORK(&priv->qos_activate, (void(*)(void *))rtl8192_qos_activate, dev); + INIT_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq, dev); + INIT_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq, dev); +#endif +#endif + + tasklet_init(&priv->irq_rx_tasklet, + (void(*)(unsigned long))rtl8192_irq_rx_tasklet, + (unsigned long)priv); + tasklet_init(&priv->irq_tx_tasklet, + (void(*)(unsigned long))rtl8192_irq_tx_tasklet, + (unsigned long)priv); + tasklet_init(&priv->irq_prepare_beacon_tasklet, + (void(*)(unsigned long))rtl8192_prepare_beacon, + (unsigned long)priv); +} + +static void rtl8192_get_eeprom_size(struct net_device* dev) +{ + u16 curCR = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__); + curCR = read_nic_dword(dev, EPROM_CMD); + RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR); + //whether need I consider BIT5? + priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46; + RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype); +} + +//used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead. +static inline u16 endian_swap(u16* data) +{ + u16 tmp = *data; + *data = (tmp >> 8) | (tmp << 8); + return *data; +} + +/* + * Note: Adapter->EEPROMAddressSize should be set before this function call. + * EEPROM address size can be got through GetEEPROMSize8185() +*/ +static void rtl8192_read_eeprom_info(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + u8 tempval; +#ifdef RTL8192E + u8 ICVer8192, ICVer8256; +#endif + u16 i,usValue, IC_Version; + u16 EEPROMId; +#ifdef RTL8190P + u8 offset;//, tmpAFR; + u8 EepromTxPower[100]; +#endif + u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01}; + RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n"); + + + // TODO: I don't know if we need to apply EF function to EEPROM read function + + //2 Read EEPROM ID to make sure autoload is success + EEPROMId = eprom_read(dev, 0); + if( EEPROMId != RTL8190_EEPROM_ID ) + { + RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID); + priv->AutoloadFailFlag=true; + } + else + { + priv->AutoloadFailFlag=false; + } + + // + // Assign Chip Version ID + // + // Read IC Version && Channel Plan + if(!priv->AutoloadFailFlag) + { + // VID, PID + priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1)); + priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1)); + + usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ; + priv->eeprom_CustomerID = (u8)( usValue & 0xff); + usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1)); + priv->eeprom_ChannelPlan = usValue&0xff; + IC_Version = ((usValue&0xff00)>>8); + +#ifdef RTL8190P + priv->card_8192_version = (VERSION_8190)(IC_Version); +#else + #ifdef RTL8192E + ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut... + ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut... + RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192); + RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256); + if(ICVer8192 == 0x2) //B-cut + { + if(ICVer8256 == 0x5) //E-cut + priv->card_8192_version= VERSION_8190_BE; + } + #endif +#endif + switch(priv->card_8192_version) + { + case VERSION_8190_BD: + case VERSION_8190_BE: + break; + default: + priv->card_8192_version = VERSION_8190_BD; + break; + } + RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version); + } + else + { + priv->card_8192_version = VERSION_8190_BD; + priv->eeprom_vid = 0; + priv->eeprom_did = 0; + priv->eeprom_CustomerID = 0; + priv->eeprom_ChannelPlan = 0; + RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff); + } + + RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid); + RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did); + RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID); + + //2 Read Permanent MAC address + if(!priv->AutoloadFailFlag) + { + for(i = 0; i < 6; i += 2) + { + usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1)); + *(u16*)(&dev->dev_addr[i]) = usValue; + } + } else { + // when auto load failed, the last address byte set to be a random one. + // added by david woo.2007/11/7 + memcpy(dev->dev_addr, bMac_Tmp_Addr, 6); + #if 0 + for(i = 0; i < 6; i++) + { + Adapter->PermanentAddress[i] = sMacAddr[i]; + PlatformEFIOWrite1Byte(Adapter, IDR0+i, sMacAddr[i]); + } + #endif + } + + RT_TRACE(COMP_INIT, "Permanent Address = %02x-%02x-%02x-%02x-%02x-%02x\n", + dev->dev_addr[0], dev->dev_addr[1], + dev->dev_addr[2], dev->dev_addr[3], + dev->dev_addr[4], dev->dev_addr[5]); + + //2 TX Power Check EEPROM Fail or not + if(priv->card_8192_version > VERSION_8190_BD) { + priv->bTXPowerDataReadFromEEPORM = true; + } else { + priv->bTXPowerDataReadFromEEPORM = false; + } + + // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE dafault=1T2R + priv->rf_type = RTL819X_DEFAULT_RF_TYPE; + + if(priv->card_8192_version > VERSION_8190_BD) + { + // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate. + if(!priv->AutoloadFailFlag) + { + tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff; + priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0] + + if (tempval&0x80) //RF-indication, bit[7] + priv->rf_type = RF_1T2R; + else + priv->rf_type = RF_2T4R; + } + else + { + priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff; + } + RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n", + priv->EEPROMLegacyHTTxPowerDiff); + + // Read ThermalMeter from EEPROM + if(!priv->AutoloadFailFlag) + { + priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8); + } + else + { + priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter; + } + RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter); + //vivi, for tx power track + priv->TSSI_13dBm = priv->EEPROMThermalMeter *100; + + if(priv->epromtype == EPROM_93c46) + { + // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1)); + priv->EEPROMAntPwDiff = (usValue&0x0fff); + priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12); + } + else + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap; + } + RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff); + RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap); + + // + // Get per-channel Tx Power Level + // + for(i=0; i<14; i+=2) + { + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) ); + } + else + { + usValue = EEPROM_Default_TxPower; + } + *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue; + RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]); + RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]); + } + for(i=0; i<14; i+=2) + { + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) ); + } + else + { + usValue = EEPROM_Default_TxPower; + } + *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue; + RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]); + RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]); + } + } + else if(priv->epromtype== EPROM_93c56) + { + #ifdef RTL8190P + // Read CrystalCap from EEPROM + if(!priv->AutoloadFailFlag) + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12); + } + else + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap; + } + RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff); + RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap); + + // Get Tx Power Level by Channel + if(!priv->AutoloadFailFlag) + { + // Read Tx power of Channel 1 ~ 14 from EEPROM. + for(i = 0; i < 12; i+=2) + { + if (i <6) + offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i; + else + offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6; + usValue = eprom_read(dev, (offset>>1)); + *((u16*)(&EepromTxPower[i])) = usValue; + } + + for(i = 0; i < 12; i++) + { + if (i <= 2) + priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i]; + else if ((i >=3 )&&(i <= 5)) + priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i]; + else if ((i >=6 )&&(i <= 8)) + priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i]; + else + priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i]; + } + } + else + { + priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel; + } + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]); +#endif + + } + // + // Update HAL variables. + // + if(priv->epromtype == EPROM_93c46) + { + for(i=0; i<14; i++) + { + priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i]; + priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i]; + } + priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff; + // Antenna B gain offset to antenna A, bit0~3 + priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf); + // Antenna C gain offset to antenna A, bit4~7 + priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4); + // Antenna D gain offset to antenna A, bit8~11 + priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8); + // CrystalCap, bit12~15 + priv->CrystalCap = priv->EEPROMCrystalCap; + // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2 + priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf); + priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4); + } + else if(priv->epromtype == EPROM_93c56) + { + //char cck_pwr_diff_a=0, cck_pwr_diff_c=0; + + //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1]; + //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1]; + for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level. + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0]; + } + for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1]; + } + for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2]; + } + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]); + priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff; + priv->AntennaTxPwDiff[0] = 0; + priv->AntennaTxPwDiff[1] = 0; + priv->AntennaTxPwDiff[2] = 0; + priv->CrystalCap = priv->EEPROMCrystalCap; + // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2 + priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf); + priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4); + } + } + + if(priv->rf_type == RF_1T2R) + { + RT_TRACE(COMP_INIT, "\n1T2R config\n"); + } + else if (priv->rf_type == RF_2T4R) + { + RT_TRACE(COMP_INIT, "\n2T4R config\n"); + } + + // 2008/01/16 MH We can only know RF type in the function. So we have to init + // DIG RATR table again. + init_rate_adaptive(dev); + + //1 Make a copy for following variables and we can change them if we want + + priv->rf_chip= RF_8256; + + if(priv->RegChannelPlan == 0xf) + { + priv->ChannelPlan = priv->eeprom_ChannelPlan; + } + else + { + priv->ChannelPlan = priv->RegChannelPlan; + } + + // + // Used PID and DID to Set CustomerID + // + if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 ) + { + priv->CustomerID = RT_CID_DLINK; + } + + switch(priv->eeprom_CustomerID) + { + case EEPROM_CID_DEFAULT: + priv->CustomerID = RT_CID_DEFAULT; + break; + case EEPROM_CID_CAMEO: + priv->CustomerID = RT_CID_819x_CAMEO; + break; + case EEPROM_CID_RUNTOP: + priv->CustomerID = RT_CID_819x_RUNTOP; + break; + case EEPROM_CID_NetCore: + priv->CustomerID = RT_CID_819x_Netcore; + break; + case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31 + priv->CustomerID = RT_CID_TOSHIBA; + if(priv->eeprom_ChannelPlan&0x80) + priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f; + else + priv->ChannelPlan = 0x0; + RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n", + priv->ChannelPlan); + break; + case EEPROM_CID_Nettronix: + priv->ScanDelay = 100; //cosa add for scan + priv->CustomerID = RT_CID_Nettronix; + break; + case EEPROM_CID_Pronet: + priv->CustomerID = RT_CID_PRONET; + break; + case EEPROM_CID_DLINK: + priv->CustomerID = RT_CID_DLINK; + break; + + case EEPROM_CID_WHQL: + //Adapter->bInHctTest = TRUE;//do not supported + + //priv->bSupportTurboMode = FALSE; + //priv->bAutoTurboBy8186 = FALSE; + + //pMgntInfo->PowerSaveControl.bInactivePs = FALSE; + //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE; + //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE; + + break; + default: + // value from RegCustomerID + break; + } + + //Avoid the channel plan array overflow, by Bruce, 2007-08-27. + if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1) + priv->ChannelPlan = 0; //FCC + + switch(priv->CustomerID) + { + case RT_CID_DEFAULT: + #ifdef RTL8190P + priv->LedStrategy = HW_LED; + #else + #ifdef RTL8192E + priv->LedStrategy = SW_LED_MODE1; + #endif + #endif + break; + + case RT_CID_819x_CAMEO: + priv->LedStrategy = SW_LED_MODE2; + break; + + case RT_CID_819x_RUNTOP: + priv->LedStrategy = SW_LED_MODE3; + break; + + case RT_CID_819x_Netcore: + priv->LedStrategy = SW_LED_MODE4; + break; + + case RT_CID_Nettronix: + priv->LedStrategy = SW_LED_MODE5; + break; + + case RT_CID_PRONET: + priv->LedStrategy = SW_LED_MODE6; + break; + + case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31 + // Do nothing. + //break; + + default: + #ifdef RTL8190P + priv->LedStrategy = HW_LED; + #else + #ifdef RTL8192E + priv->LedStrategy = SW_LED_MODE1; + #endif + #endif + break; + } +/* + //2008.06.03, for WOL + if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304) + priv->ieee80211->bSupportRemoteWakeUp = TRUE; + else + priv->ieee80211->bSupportRemoteWakeUp = FALSE; +*/ + RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan); + RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan); + RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy); + RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n"); + + return ; +} + + +short rtl8192_get_channel_map(struct net_device * dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +#ifdef ENABLE_DOT11D + if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){ + printk("rtl8180_init:Error channel plan! Set to default.\n"); + priv->ChannelPlan= 0; + } + RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan); + + rtl819x_set_channel_map(priv->ChannelPlan, priv); +#else + int ch,i; + //Set Default Channel Plan + if(!channels){ + DMESG("No channels, aborting"); + return -1; + } + ch=channels; + priv->ChannelPlan= 0;//hikaru + // set channels 1..14 allowed in given locale + for (i=1; i<=14; i++) { + (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01); + ch >>= 1; + } +#endif + return 0; +} +short rtl8192_init(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + memset(&(priv->stats),0,sizeof(struct Stats)); + rtl8192_init_priv_variable(dev); + rtl8192_init_priv_lock(priv); + rtl8192_init_priv_task(dev); + rtl8192_get_eeprom_size(dev); + rtl8192_read_eeprom_info(dev); + rtl8192_get_channel_map(dev); + init_hal_dm(dev); + init_timer(&priv->watch_dog_timer); + priv->watch_dog_timer.data = (unsigned long)dev; + priv->watch_dog_timer.function = watch_dog_timer_callback; +#if defined(IRQF_SHARED) + if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){ +#else + if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){ +#endif + printk("Error allocating IRQ %d",dev->irq); + return -1; + }else{ + priv->irq=dev->irq; + printk("IRQ %d",dev->irq); + } + if(rtl8192_pci_initdescring(dev)!=0){ + printk("Endopoints initialization failed"); + return -1; + } + + //rtl8192_rx_enable(dev); + //rtl8192_adapter_start(dev); +//#ifdef DEBUG_EPROM +// dump_eprom(dev); +//#endif + //rtl8192_dump_reg(dev); + return 0; +} + +/****************************************************************************** + *function: This function actually only set RRSR, RATR and BW_OPMODE registers + * not to do all the hw config as its name says + * input: net_device dev + * output: none + * return: none + * notice: This part need to modified according to the rate set we filtered + * ****************************************************************************/ +void rtl8192_hwconfig(struct net_device* dev) +{ + u32 regRATR = 0, regRRSR = 0; + u8 regBwOpMode = 0, regTmp = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + +// Set RRSR, RATR, and BW_OPMODE registers + // + switch(priv->ieee80211->mode) + { + case WIRELESS_MODE_B: + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK; + regRRSR = RATE_ALL_CCK; + break; + case WIRELESS_MODE_A: + regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ; + regRATR = RATE_ALL_OFDM_AG; + regRRSR = RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_G: + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_AUTO: + case WIRELESS_MODE_N_24G: + // It support CCK rate by default. + // CCK rate will be filtered out only when associated AP does not support it. + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS; + regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_N_5G: + regBwOpMode = BW_OPMODE_5G; + regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS; + regRRSR = RATE_ALL_OFDM_AG; + break; + } + + write_nic_byte(dev, BW_OPMODE, regBwOpMode); + { + u32 ratr_value = 0; + ratr_value = regRATR; + if (priv->rf_type == RF_1T2R) + { + ratr_value &= ~(RATE_ALL_OFDM_2SS); + } + write_nic_dword(dev, RATR0, ratr_value); + write_nic_byte(dev, UFWP, 1); + } + regTmp = read_nic_byte(dev, 0x313); + regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff); + write_nic_dword(dev, RRSR, regRRSR); + + // + // Set Retry Limit here + // + write_nic_word(dev, RETRY_LIMIT, + priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \ + priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT); + // Set Contention Window here + + // Set Tx AGC + + // Set Tx Antenna including Feedback control + + // Set Auto Rate fallback control + + +} + + +RT_STATUS rtl8192_adapter_start(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +// struct ieee80211_device *ieee = priv->ieee80211; + u32 ulRegRead; + RT_STATUS rtStatus = RT_STATUS_SUCCESS; +// static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG; +// static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG; + //u8 eRFPath; + u8 tmpvalue; +#ifdef RTL8192E + u8 ICVersion,SwitchingRegulatorOutput; +#endif + bool bfirmwareok = true; +#ifdef RTL8190P + u8 ucRegRead; +#endif + u32 tmpRegA, tmpRegC, TempCCk; + int i =0; +// u32 dwRegRead = 0; + + RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__); + priv->being_init_adapter = true; + rtl8192_pci_resetdescring(dev); + // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W. + priv->Rf_Mode = RF_OP_By_SW_3wire; +#ifdef RTL8192E + //dPLL on + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + write_nic_byte(dev, ANAPAR, 0x37); + // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms + // Joseph increae the time to prevent firmware download fail + mdelay(500); + } +#endif + //PlatformSleepUs(10000); + // For any kind of InitializeAdapter process, we shall use system now!! + priv->pFirmware->firmware_status = FW_STATUS_0_INIT; + + // Set to eRfoff in order not to count receive count. + if(priv->RegRfOff == TRUE) + priv->ieee80211->eRFPowerState = eRfOff; + + // + //3 //Config CPUReset Register + //3// + //3 Firmware Reset Or Not + ulRegRead = read_nic_dword(dev, CPU_GEN); + if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT) + { //called from MPInitialized. do nothing + ulRegRead |= CPU_GEN_SYSTEM_RESET; + }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY) + ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset + else + RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status); + +#ifdef RTL8190P + //2008.06.03, for WOL 90 hw bug + ulRegRead &= (~(CPU_GEN_GPIO_UART)); +#endif + + write_nic_dword(dev, CPU_GEN, ulRegRead); + //mdelay(100); + +#ifdef RTL8192E + + //3// + //3 //Fix the issue of E-cut high temperature issue + //3// + // TODO: E cut only + ICVersion = read_nic_byte(dev, IC_VERRSION); + if(ICVersion >= 0x4) //E-cut only + { + // HW SD suggest that we should not wirte this register too often, so driver + // should readback this register. This register will be modified only when + // power on reset + SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR); + if(SwitchingRegulatorOutput != 0xb8) + { + write_nic_byte(dev, SWREGULATOR, 0xa8); + mdelay(1); + write_nic_byte(dev, SWREGULATOR, 0xb8); + } + } +#endif + + + //3// + //3// Initialize BB before MAC + //3// + //rtl8192_dump_reg(dev); + RT_TRACE(COMP_INIT, "BB Config Start!\n"); + rtStatus = rtl8192_BBConfig(dev); + if(rtStatus != RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR, "BB Config failed\n"); + return rtStatus; + } + RT_TRACE(COMP_INIT,"BB Config Finished!\n"); + + //rtl8192_dump_reg(dev); + // + //3//Set Loopback mode or Normal mode + //3// + //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings + // because setting of System_Reset bit reset MAC to default transmission mode. + //Loopback mode or not + priv->LoopbackMode = RTL819X_NO_LOOPBACK; + //priv->LoopbackMode = RTL819X_MAC_LOOPBACK; + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + ulRegRead = read_nic_dword(dev, CPU_GEN); + if(priv->LoopbackMode == RTL819X_NO_LOOPBACK) + { + ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET); + } + else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK ) + { + ulRegRead |= CPU_CCK_LOOPBACK; + } + else + { + RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n"); + } + + //2008.06.03, for WOL + //ulRegRead &= (~(CPU_GEN_GPIO_UART)); + write_nic_dword(dev, CPU_GEN, ulRegRead); + + // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily + udelay(500); + } + //3Set Hardware(Do nothing now) + rtl8192_hwconfig(dev); + //2======================================================= + // Common Setting for all of the FPGA platform. (part 1) + //2======================================================= + // If there is changes, please make sure it applies to all of the FPGA version + //3 Turn on Tx/Rx + write_nic_byte(dev, CMDR, CR_RE|CR_TE); + + //2Set Tx dma burst +#ifdef RTL8190P + write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \ + (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \ + (1<<MULRW_SHIFT))); +#else + #ifdef RTL8192E + write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\ + (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) )); + #endif +#endif + //set IDR0 here + write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]); + write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]); + //set RCR + write_nic_dword(dev, RCR, priv->ReceiveConfig); + + //3 Initialize Number of Reserved Pages in Firmware Queue + #ifdef TO_DO_LIST + if(priv->bInHctTest) + { + PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\ + NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT); + PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT); + PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \ + NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\ + NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT); + } + else + #endif + { + write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\ + NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT); + write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT); + write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \ + NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\ + NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT); + } + + rtl8192_tx_enable(dev); + rtl8192_rx_enable(dev); + //3Set Response Rate Setting Register + // CCK rate is supported by default. + // CCK rate will be filtered out only when associated AP does not support it. + ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK; + write_nic_dword(dev, RRSR, ulRegRead); + write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK)); + + //2Set AckTimeout + // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily + write_nic_byte(dev, ACK_TIMEOUT, 0x30); + + //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode); + if(priv->ResetProgress == RESET_TYPE_NORESET) + rtl8192_SetWirelessMode(dev, priv->ieee80211->mode); + //----------------------------------------------------------------------------- + // Set up security related. 070106, by rcnjko: + // 1. Clear all H/W keys. + // 2. Enable H/W encryption/decryption. + //----------------------------------------------------------------------------- + CamResetAllEntry(dev); + { + u8 SECR_value = 0x0; + SECR_value |= SCR_TxEncEnable; + SECR_value |= SCR_RxDecEnable; + SECR_value |= SCR_NoSKMC; + write_nic_byte(dev, SECR, SECR_value); + } + //3Beacon related + write_nic_word(dev, ATIMWND, 2); + write_nic_word(dev, BCN_INTERVAL, 100); + { + int i; + for (i=0; i<QOS_QUEUE_NUM; i++) + write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332); + } + // + // Switching regulator controller: This is set temporarily. + // It's not sure if this can be removed in the future. + // PJ advised to leave it by default. + // + write_nic_byte(dev, 0xbe, 0xc0); + + //2======================================================= + // Set PHY related configuration defined in MAC register bank + //2======================================================= + rtl8192_phy_configmac(dev); + + if (priv->card_8192_version > (u8) VERSION_8190_BD) { + rtl8192_phy_getTxPower(dev); + rtl8192_phy_setTxPower(dev, priv->chan); + } + + //if D or C cut + tmpvalue = read_nic_byte(dev, IC_VERRSION); + priv->IC_Cut = tmpvalue; + RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut); + if(priv->IC_Cut >= IC_VersionCut_D) + { + //pHalData->bDcut = TRUE; + if(priv->IC_Cut == IC_VersionCut_D) + RT_TRACE(COMP_INIT, "D-cut\n"); + if(priv->IC_Cut == IC_VersionCut_E) + { + RT_TRACE(COMP_INIT, "E-cut\n"); + // HW SD suggest that we should not wirte this register too often, so driver + // should readback this register. This register will be modified only when + // power on reset + } + } + else + { + //pHalData->bDcut = FALSE; + RT_TRACE(COMP_INIT, "Before C-cut\n"); + } + +#if 1 + //Firmware download + RT_TRACE(COMP_INIT, "Load Firmware!\n"); + bfirmwareok = init_firmware(dev); + if(bfirmwareok != true) { + rtStatus = RT_STATUS_FAILURE; + return rtStatus; + } + RT_TRACE(COMP_INIT, "Load Firmware finished!\n"); +#endif + //RF config + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + RT_TRACE(COMP_INIT, "RF Config Started!\n"); + rtStatus = rtl8192_phy_RFConfig(dev); + if(rtStatus != RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR, "RF Config failed\n"); + return rtStatus; + } + RT_TRACE(COMP_INIT, "RF Config Finished!\n"); + } + rtl8192_phy_updateInitGain(dev); + + /*---- Set CCK and OFDM Block "ON"----*/ + rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1); + rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1); + +#ifdef RTL8192E + //Enable Led + write_nic_byte(dev, 0x87, 0x0); +#endif +#ifdef RTL8190P + //2008.06.03, for WOL + ucRegRead = read_nic_byte(dev, GPE); + ucRegRead |= BIT0; + write_nic_byte(dev, GPE, ucRegRead); + + ucRegRead = read_nic_byte(dev, GPO); + ucRegRead &= ~BIT0; + write_nic_byte(dev, GPO, ucRegRead); +#endif + + //2======================================================= + // RF Power Save + //2======================================================= +#ifdef ENABLE_IPS + +{ + if(priv->RegRfOff == TRUE) + { // User disable RF via registry. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__); + MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW); +#if 0//cosa, ask SD3 willis and he doesn't know what is this for + // Those action will be discard in MgntActSet_RF_State because off the same state + for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++) + PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0); +#endif + } + else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS) + { // H/W or S/W RF OFF before sleep. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason); + MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason); + } + else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS) + { // H/W or S/W RF OFF before sleep. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason); + MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason); + } + else + { + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__); + priv->ieee80211->eRFPowerState = eRfOn; + priv->ieee80211->RfOffReason = 0; + //DrvIFIndicateCurrentPhyStatus(Adapter); + // LED control + //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON); + + // + // If inactive power mode is enabled, disable rf while in disconnected state. + // But we should still tell upper layer we are in rf on state. + // 2007.07.16, by shien chang. + // + //if(!Adapter->bInHctTest) + //IPSEnter(Adapter); + + } +} +#endif + if(1){ +#ifdef RTL8192E + // We can force firmware to do RF-R/W + if(priv->ieee80211->FwRWRF) + priv->Rf_Mode = RF_OP_By_FW; + else + priv->Rf_Mode = RF_OP_By_SW_3wire; +#else + priv->Rf_Mode = RF_OP_By_SW_3wire; +#endif + } +#ifdef RTL8190P + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + dm_initialize_txpower_tracking(dev); + + tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord); + tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord); + + if(priv->rf_type == RF_2T4R){ + for(i = 0; i<TxBBGainTableLength; i++) + { + if(tmpRegA == priv->txbbgain_table[i].txbbgain_value) + { + priv->rfa_txpowertrackingindex= (u8)i; + priv->rfa_txpowertrackingindex_real= (u8)i; + priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex; + break; + } + } + } + for(i = 0; i<TxBBGainTableLength; i++) + { + if(tmpRegC == priv->txbbgain_table[i].txbbgain_value) + { + priv->rfc_txpowertrackingindex= (u8)i; + priv->rfc_txpowertrackingindex_real= (u8)i; + priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex; + break; + } + } + TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2); + + for(i=0 ; i<CCKTxBBGainTableLength ; i++) + { + if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0]) + { + priv->CCKPresentAttentuation_20Mdefault =(u8) i; + break; + } + } + priv->CCKPresentAttentuation_40Mdefault = 0; +