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@broadcom.com>
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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 @@
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;
}