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From: linas@austin.ibm.com (Linas Vepstas)
To: jeff@garzik.org, akpm@osdl.org
Cc: netdev@vger.kernel.org, James K Lewis <jklewis@us.ibm.com>,
	linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
	linuxppc-dev@ozlabs.org
Subject: [PATCH 1/6]: powerpc/cell spidernet burst alignment patch.
Date: Fri, 29 Sep 2006 18:15:11 -0500	[thread overview]
Message-ID: <20060929231511.GI6433@austin.ibm.com> (raw)
In-Reply-To: <20060929230552.GG6433@austin.ibm.com>


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@us.ibm.com>
Signed-off-by: James K Lewis <jklewis@us.ibm.com>
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>

----
 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	2006-09-29 14:11:21.000000000 -0500
+++ linux-2.6.18-mm2/drivers/net/spider_net.h	2006-09-29 16:33:49.000000000 -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

  reply	other threads:[~2006-09-29 23:15 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-29 23:05 [PATCH 0/6]: powerpc/cell spidernet ethernet patches Linas Vepstas
2006-09-29 23:05 ` Linas Vepstas
2006-09-29 23:15 ` Linas Vepstas [this message]
2006-09-30 10:29   ` [PATCH 1/6]: powerpc/cell spidernet burst alignment patch Arnd Bergmann
2006-09-30 10:29     ` Arnd Bergmann
2006-09-29 23:17 ` [PATCH 2/6]: powerpc/cell spidernet low watermark patch Linas Vepstas
2006-09-30 10:30   ` Arnd Bergmann
2006-09-30 10:30     ` Arnd Bergmann
2006-09-29 23:19 ` [PATCH 3/6]: powerpc/cell spidernet stop error printing patch Linas Vepstas
2006-09-30 10:32   ` Arnd Bergmann
2006-09-30 10:32     ` Arnd Bergmann
2006-09-29 23:21 ` [PATCH 4/6]: powerpc/cell spidernet ethtool -i version number info Linas Vepstas
2006-09-30 10:33   ` Arnd Bergmann
2006-09-30 10:33     ` Arnd Bergmann
2006-10-02 17:14     ` Linas Vepstas
2006-10-02 17:14       ` Linas Vepstas
2006-09-29 23:26 ` [PATCH 5/6]: powerpc/cell spidernet ethtool -i version number Linas Vepstas
2006-09-30 10:35   ` Arnd Bergmann
2006-09-30 10:35     ` Arnd Bergmann
2006-09-29 23:29 ` [PATCH 6/6]: powerpc/cell spidernet refine locking Linas Vepstas
2006-09-30  2:47   ` Andrew Morton
2006-09-30  2:47     ` Andrew Morton
2006-10-02 17:47     ` Linas Vepstas
2006-10-02 17:47       ` Linas Vepstas
2006-09-30 10:40 ` [PATCH 0/6]: powerpc/cell spidernet ethernet patches Arnd Bergmann
2006-09-30 10:40   ` Arnd Bergmann
2006-10-02 16:27   ` Linas Vepstas
2006-10-02 16:27     ` Linas Vepstas
2006-10-02 16:50     ` Arnd Bergmann
2006-10-02 16:50       ` Arnd Bergmann
2006-10-02 17:23       ` Linas Vepstas
2006-10-02 17:23         ` Linas Vepstas
  -- strict thread matches above, loose matches on Subject: below --
2006-08-18 22:07 [PATCH 0/6]: powerpc/cell spidernet ethernet driver update Linas Vepstas
2006-08-18 22:20 ` [PATCH 1/6]: powerpc/cell spidernet burst alignment patch Linas Vepstas
2006-08-18 22:51   ` Arnd Bergmann
2006-08-18 22:51     ` Arnd Bergmann

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