netdev - [PATCH net-next 2/5] bnx2: Restrict WoL support.

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Date:	Wed, 12 Nov 2008 15:10:01 -0800
From:	"Michael Chan" <mchan@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, "Michael Chan" <mchan@...adcom.com>,
	"Matt Carlson" <mcarlson@...adcom.com>,
	"Benjamin Li" <benli@...adcom.com>
Subject: [PATCH net-next 2/5] bnx2: Restrict WoL support.

On some quad-port cards that cannot support WoL on all ports due
to excessive power consumption, the driver needs to restrict WoL
on some ports by checking VAUX_PRESET bit.

Signed-off-by: Michael Chan <mchan@...adcom.com>
Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Signed-off-by: Benjamin Li <benli@...adcom.com>
---
 drivers/net/bnx2.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 49ebb50..d28cbce 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -7586,7 +7586,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 
 	if ((CHIP_ID(bp) == CHIP_ID_5708_A0) ||
 	    (CHIP_ID(bp) == CHIP_ID_5708_B0) ||
-	    (CHIP_ID(bp) == CHIP_ID_5708_B1)) {
+	    (CHIP_ID(bp) == CHIP_ID_5708_B1) ||
+	    !(REG_RD(bp, BNX2_PCI_CONFIG_3) & BNX2_PCI_CONFIG_3_VAUX_PRESET)) {
 		bp->flags |= BNX2_FLAG_NO_WOL;
 		bp->wol = 0;
 	}
-- 
1.5.6.GIT


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