On Wed, May 20, 2009 at 12:19 AM, Jiri Slaby  wrote:

quoted text
> On 05/20/2009 08:16 AM, Steven Hunt wrote:

>> On Tue, May 19, 2009 at 10:12 PM, Greg KH  wrote:

>>> On Tue, May 19, 2009 at 09:49:22PM -0700, Steven Hunt wrote:

>>>> I bought myself a super-cheap USB drawing tablet, and (shocker)

>>>> there's no linux driver that supports it.

>>>

>>> What device is it?

>>

>> On the product packaging, it says "Hanvon Drawing Tablet"; however

>> dmesg reports:

>> HanWang co. HW Micro Drawing Tablet

>> with a vendor ID of 0B57, and a product ID of 8019.

>>

>> Full output from 2.6.28-11-generic at device connect:

>> [ 1673.776066] usb 2-2: new low speed USB device using uhci_hcd and address 5

>> [ 1673.961620] usb 2-2: configuration #1 chosen from 1 choice

>> [ 1673.982901] generic-usb 0003:0B57:8019.0005: hiddev96,hidraw1: USB

>> HID v1.00 Device [HanWang co. HW Micro Drawing Tablet] on

>> usb-0000:00:1d.0-2/input0

>

> Hmm, It looks like it is a standard HID device and got registered in the

> input layer. Could you attach lsusb -v of that device and

> /proc/bus/input/devices?

>

Here's lsusb -v :

---------------------------------------------------------------------------------------------------------

$ lsusb -v

Bus 002 Device 002: ID 0b57:8019 Beijing HanwangTechnology Co., Ltd

Device Descriptor:

  bLength                18

  bDescriptorType         1

  bcdUSB               1.00

  bDeviceClass            0 (Defined at Interface level)

  bDeviceSubClass         0

  bDeviceProtocol         0

  bMaxPacketSize0         8

  idVendor           0x0b57 Beijing HanwangTechnology Co., Ltd

  idProduct          0x8019

  bcdDevice            1.11

  iManufacturer           1 HanWang co.

  iProduct                2 HW Micro Drawing Tablet

  iSerial                 3 V1.0

  bNumConfigurations      1

  Configuration Descriptor:

    bLength                 9

    bDescriptorType         2

    wTotalLength           34

    bNumInterfaces          1

    bConfigurationValue     1

    iConfiguration          0

    bmAttributes         0xa0

      (Bus Powered)

      Remote Wakeup

    MaxPower               50mA

    Interface Descriptor:

      bLength                 9

      bDescriptorType         4

      bInterfaceNumber        0

      bAlternateSetting       0

      bNumEndpoints           1

      bInterfaceClass         3 Human Interface Device

      bInterfaceSubClass      1 Boot Interface Subclass

      bInterfaceProtocol      2 Mouse

      iInterface              0

        HID Device Descriptor:

          bLength                 9

          bDescriptorType        33

          bcdHID               1.00

          bCountryCode            0 Not supported

          bNumDescriptors         1

          bDescriptorType        34 Report

          wDescriptorLength      41

         Report Descriptors:

           ** UNAVAILABLE **

      Endpoint Descriptor:

        bLength                 7

        bDescriptorType         5

        bEndpointAddress     0x81  EP 1 IN

        bmAttributes            3

          Transfer Type            Interrupt

          Synch Type               None

          Usage Type               Data

        wMaxPacketSize     0x0008  1x 8 bytes

        bInterval              10

Device Status:     0x0003

  Self Powered

  Remote Wakeup Enabled

---------------------------------------------------------------------------------------------------------

Here's all of /proc/bus/input/devices, because I couldn't figure out

which part was specific to the tablet:

---------------------------------------------------------------------------------------------------------

$ cat /proc/bus/input/devices

I: Bus=0019 Vendor=0000 Product=0002 Version=0000

N: Name="Power Button (FF)"

P: Phys=LNXPWRBN/button/input0

S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0

U: Uniq=

H: Handlers=kbd event0

B: EV=3

B: KEY=100000 0 0 0
I: Bus=0019 Vendor=0000 Product=0005 Version=0000

N: Name="Lid Switch"

P: Phys=PNP0C0D/button/input0

S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input1

U: Uniq=

H: Handlers=event1

B: EV=21

B: SW=1
I: Bus=0019 Vendor=0000 Product=0003 Version=0000

N: Name="Sleep Button (CM)"

P: Phys=PNP0C0E/button/input0

S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input2

U: Uniq=

H: Handlers=kbd event2

B: EV=3

B: KEY=4000 0 0 0 0
I: Bus=0017 Vendor=0001 Product=0001 Version=0100

N: Name="Macintosh mouse button emulation"

P: Phys=

S: Sysfs=/devices/virtual/input/input3

U: Uniq=

H: Handlers=mouse0 event3

B: EV=7

B: KEY=70000 0 0 0 0 0 0 0 0

B: REL=3
I: Bus=0011 Vendor=0001 Product=0001 Version=ab54

N: Name="AT Translated Set 2 keyboard"

P: Phys=isa0060/serio0/input0

S: Sysfs=/devices/platform/i8042/serio0/input/input4

U: Uniq=

H: Handlers=kbd event4

B: EV=120013

B: KEY=4 2000000 3803078 f800d001 feffffdf ffefffff ffffffff fffffffe

B: MSC=10

B: LED=7
I: Bus=0003 Vendor=046d Product=c019 Version=0111

N: Name="Logitech USB Optical Mouse"

P: Phys=usb-0000:00:1d.2-1/input0

S: Sysfs=/devices/pci0000:00/0000:00:1d.2/usb4/4-1/4-1:1.0/input/input5

U: Uniq=

H: Handlers=mouse1 event5

B: EV=17

B: KEY=ff0000 0 0 0 0 0 0 0 0

B: REL=143

B: MSC=10
I: Bus=0010 Vendor=001f Product=0001 Version=0100

N: Name="PC Speaker"

P: Phys=isa0061/input0

S: Sysfs=/devices/platform/pcspkr/input/input6

U: Uniq=

H: Handlers=kbd event6

B: EV=40001

B: SND=6
I: Bus=0019 Vendor=0000 Product=0006 Version=0000

N: Name="Video Bus"

P: Phys=/video/input0

S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/input/input7

U: Uniq=

H: Handlers=kbd event7

B: EV=3

B: KEY=3f000b 0 0 0 0 0 0 0
I: Bus=0019 Vendor=17aa Product=5054 Version=4101

N: Name="ThinkPad Extra Buttons"

P: Phys=thinkpad_acpi/input0

S: Sysfs=/devices/virtual/input/input8

U: Uniq=

H: Handlers=kbd event8

B: EV=33

B: KEY=18840000 0 2 100000 0 0 0 1101b 2005 0 1104000 e0000 0 0 0

B: MSC=10

B: SW=8
I: Bus=0011 Vendor=0002 Product=000a Version=0000

N: Name="TPPS/2 IBM TrackPoint"

P: Phys=isa0060/serio1/input0

S: Sysfs=/devices/platform/i8042/serio1/input/input9

U: Uniq=

H: Handlers=mouse2 event9

B: EV=7

B: KEY=70000 0 0 0 0 0 0 0 0

B: REL=3
Steve

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