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authorPeter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>2009-06-04 11:09:58 +0000
committerDavid S. Miller <davem@davemloft.net>2009-06-07 05:20:15 -0700
commitbdf0a550c81c293f22bc511e3cd2d0bf1d847d47 (patch)
treed0e328c500fe329ef19e7e45f3fce72fb58a0903 /drivers/net/ixgbe
parent7d217d7ffc3433d8b157e1fb6c68a07197a182d5 (diff)
ixgbe: Enable ACPI WoL capabilities for 82599
The 82599 KX4 device defaults to legacy power management, or APME. This puts the device into ACPI mode, which allows more robust WoL setups to work properly. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe')
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index de70a2df9ae..043acab5cb0 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5282,6 +5282,9 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
case IXGBE_DEV_ID_82599_KX4:
adapter->wol = (IXGBE_WUFC_MAG | IXGBE_WUFC_EX |
IXGBE_WUFC_MC | IXGBE_WUFC_BC);
+ /* Enable ACPI wakeup in GRC */
+ IXGBE_WRITE_REG(hw, IXGBE_GRC,
+ (IXGBE_READ_REG(hw, IXGBE_GRC) & ~IXGBE_GRC_APME));
break;
default:
adapter->wol = 0;