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Date:	Sun,  9 May 2010 06:18:51 -0400
From:	Mike Frysinger <vapier@...too.org>
To:	netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>
Cc:	uclinux-dist-devel@...ckfin.uclinux.org,
	Sonic Zhang <sonic.zhang@...log.com>
Subject: [PATCH 05/11] netdev: bfin_mac: clear RXCKS if hardware generated checksum is not enabled

From: Sonic Zhang <sonic.zhang@...log.com>

Otherwise we might be get a setting mismatch from a previous module or
bootloader and what the driver currently expects.

Signed-off-by: Sonic Zhang <sonic.zhang@...log.com>
Signed-off-by: Mike Frysinger <vapier@...too.org>
---
 drivers/net/bfin_mac.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 5b00fc8..6d69bbb 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -515,10 +515,11 @@ void setup_system_regs(struct net_device *dev)
 	 * Configure checksum support and rcve frame word alignment
 	 */
 	sysctl = bfin_read_EMAC_SYSCTL();
+	sysctl |= RXDWA;
 #if defined(BFIN_MAC_CSUM_OFFLOAD)
-	sysctl |= RXDWA | RXCKS;
+	sysctl |= RXCKS;
 #else
-	sysctl |= RXDWA;
+	sysctl &= ~RXCKS;
 #endif
 	bfin_write_EMAC_SYSCTL(sysctl);
 
-- 
1.7.1

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