[PATCH 2/21]: powerpc/cell spidernet burst alignment patch.

From: Linas Vepstas
Date: Tue Oct 10 2006 - 16:57:57 EST



This patch increases the Burst Address alignment from 64 to 1024 in the
Spidernet driver. This improves transmit performance for large packets.

From: James K Lewis <jklewis@xxxxxxxxxx>
Signed-off-by: James K Lewis <jklewis@xxxxxxxxxx>
Signed-off-by: Linas Vepstas <linas@xxxxxxxxxxxxxx>
Acked-by: Arnd Bergmann <arnd@xxxxxxxx>

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

Index: linux-2.6.18-mm2/drivers/net/spider_net.h
===================================================================
--- linux-2.6.18-mm2.orig/drivers/net/spider_net.h 2006-10-10 12:20:07.000000000 -0500
+++ linux-2.6.18-mm2/drivers/net/spider_net.h 2006-10-10 12:20:55.000000000 -0500
@@ -211,7 +211,7 @@ 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
-
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