[PATCH 1/6]: powerpc/cell spidernet burst alignment patch

[Linas Vepstas]

This patch increases the Burst Address alignment from 64 to 1024 in the
Spidernet driver. This improves transmit performance for arge packets
from about 100Mbps to 300-400Mbps.

From: James K Lewis <jklewis at us.ibm.com>
Signed-off-by: James K Lewis <jklewis at us.ibm.com>
Signed-off-by: Linas Vepstas <linas at austin.ibm.com>
Cc: Utz Bacher <utz.bacher at de.ibm.com>
Cc: Jens Osterkamp <Jens.Osterkamp at de.ibm.com>
Cc: Arnd Bergmann <arnd at arndb.de>

----
 drivers/net/spider_net.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.18-rc3-mm2/drivers/net/spider_net.h
===================================================================
--- linux-2.6.18-rc3-mm2.orig/drivers/net/spider_net.h	2006-08-07 14:37:10.000000000 -0500
+++ linux-2.6.18-rc3-mm2/drivers/net/spider_net.h	2006-08-11 11:09:57.000000000 -0500
@@ -209,7 +209,7 @@ extern char spider_net_driver_name[];
 #define SPIDER_NET_DMA_RX_FEND_VALUE	0x00030003
 /* to set TX_DMA_EN */
 #define SPIDER_NET_TX_DMA_EN		0x80000000
-#define SPIDER_NET_GDTDCEIDIS		0x00000002
+#define SPIDER_NET_GDTDCEIDIS		0x00000302
 #define SPIDER_NET_DMA_TX_VALUE		SPIDER_NET_TX_DMA_EN | \
 					SPIDER_NET_GDTDCEIDIS
 #define SPIDER_NET_DMA_TX_FEND_VALUE	0x00030003