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[5/6] netdev: bfin_mac: clear RXCKS if hardware generated checksum is not enabled

Message ID 1263899307-10627-5-git-send-email-vapier@gentoo.org
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Mike Frysinger Jan. 19, 2010, 11:08 a.m. UTC 
From: Sonic Zhang <sonic.zhang@analog.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@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
 drivers/net/bfin_mac.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 112d13e..af45f65 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);