From 0ecad5a262923967147e2d1725e277a2a5fbcdd4 Mon Sep 17 00:00:00 2001 From: Mallikarjuna R Chilakala Date: Thu, 18 Mar 2010 15:16:56 +0000 Subject: [PATCH] ixgbe: Fix 82599 KX4 Wake on LAN issue after an improper system shutdown Advanced Power Management is disabled for 82599 KX4 connections by clearing GRC.APME bit, causing it to not wake the system from an improper system shutdown. By default GRC.APME is enabled and software is not supposed to clear these settings during adapter probe. Signed-off-by: Mallikarjuna R Chilakala Signed-off-by: Jeff Kirsher Signed-off-by: David S. Miller --- drivers/net/ixgbe/ixgbe_main.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index b858a1a79d0..18b5b217f31 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -6246,9 +6246,6 @@ 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;