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[PATCH] m68knommu: fix ColdFire 5272 fec driver hash registers

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To: <torvalds@...>
Cc: <akpm@...>, <gerg@...>, <linux-kernel@...>
Date: Wednesday, April 30, 2008 - 11:35 pm

Renamed the 5272 hash_table registers to match the "grp" hash_table
registers of the other ColdFire parts. They are actually a group hash.
The makes for consistent setup across all ColdFire parts.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
---


diff -Naurp linux-2.6.25/drivers/net/fec.h linux-2.6.25-uc0/drivers/net/fec.h
--- linux-2.6.25/drivers/net/fec.h	2008-04-17 12:49:44.000000000 +1000
+++ linux-2.6.25-uc0/drivers/net/fec.h	2008-02-05 17:23:17.000000000 +1000
@@ -88,8 +88,8 @@ typedef struct fec {
 	unsigned long	fec_reserved7[158];
 	unsigned long	fec_addr_low;		/* Low 32bits MAC address */
 	unsigned long	fec_addr_high;		/* High 16bits MAC address */
-	unsigned long	fec_hash_table_high;	/* High 32bits hash table */
-	unsigned long	fec_hash_table_low;	/* Low 32bits hash table */
+	unsigned long	fec_grp_hash_table_high;/* High 32bits hash table */
+	unsigned long	fec_grp_hash_table_low;	/* Low 32bits hash table */
 	unsigned long	fec_r_des_start;	/* Receive descriptor ring */
 	unsigned long	fec_x_des_start;	/* Transmit descriptor ring */
 	unsigned long	fec_r_buff_size;	/* Maximum receive buff size */
diff -Naurp linux-2.6.25/drivers/net/fec.c linux-2.6.25-uc0/drivers/net/fec.c
--- linux-2.6.25/drivers/net/fec.c	2008-04-17 12:49:44.000000000 +1000
+++ linux-2.6.25-uc0/drivers/net/fec.c	2008-05-01 13:30:39.000000000 +1000
@@ -2243,13 +2243,13 @@ static void set_multicast_list(struct ne
 			/* Catch all multicast addresses, so set the
 			 * filter to all 1's.
 			 */
-			ep->fec_hash_table_high = 0xffffffff;
-			ep->fec_hash_table_low = 0xffffffff;
+			ep->fec_grp_hash_table_high = 0xffffffff;
+			ep->fec_grp_hash_table_low = 0xffffffff;
 		} else {
 			/* Clear filter and add the addresses in hash register.
 			*/
-			ep->fec_hash_table_high = 0;
-			ep->fec_hash_table_low = 0;
+			ep->fec_grp_hash_table_high = 0;
+			ep->fec_grp_hash_table_low = 0;
 
 			dmi = dev->mc_list;
 
@@ -2280,9 +2280,9 @@ static void set_multicast_list(struct ne
 				hash = (crc >> (32 - HASH_BITS)) & 0x3f;
 
 				if (hash > 31)
-					ep->fec_hash_table_high |= 1 << (hash - 32);
+					ep->fec_grp_hash_table_high |= 1 << (hash - 32);
 				else
-					ep->fec_hash_table_low |= 1 << hash;
+					ep->fec_grp_hash_table_low |= 1 << hash;
 			}
 		}
 	}
@@ -2430,11 +2430,15 @@ int __init fec_enet_init(struct net_devi
 	*/
 	fec_request_intrs(dev);
 
-	fecp->fec_hash_table_high = 0;
-	fecp->fec_hash_table_low = 0;
+	fecp->fec_grp_hash_table_high = 0;
+	fecp->fec_grp_hash_table_low = 0;
 	fecp->fec_r_buff_size = PKT_MAXBLR_SIZE;
 	fecp->fec_ecntrl = 2;
 	fecp->fec_r_des_active = 0;
+#ifndef CONFIG_M5272
+	fecp->fec_hash_table_high = 0;
+	fecp->fec_hash_table_low = 0;
+#endif
 
 	dev->base_addr = (unsigned long)fecp;
 
@@ -2500,8 +2504,8 @@ fec_restart(struct net_device *dev, int 
 
 	/* Reset all multicast.
 	*/
-	fecp->fec_hash_table_high = 0;
-	fecp->fec_hash_table_low = 0;
+	fecp->fec_grp_hash_table_high = 0;
+	fecp->fec_grp_hash_table_low = 0;
 
 	/* Set maximum receive buffer size.
 	*/
--
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[PATCH] m68knommu: fix ColdFire 5272 fec driver hash registers, Greg Ungerer, (Wed Apr 30, 11:35 pm)
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