ixgbe: fix WOL register setup for 82599

We need to have the WUS register set to all 1's in order for the hardware
to be capable of ever waking up.  Set it here in the ixgbe_probe().

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 7b7c8486c0bf8dee604ea17949a1d945abeabf9c..951b73cf5ca2b2f9dd53e4bcd6c8509740a659b0 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5763,6 +5763,10 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
        if (err)
                goto err_sw_init;
 
+       /* Make it possible the adapter to be woken up via WOL */
+       if (adapter->hw.mac.type == ixgbe_mac_82599EB)
+               IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0);
+
        /*
         * If there is a fan on this device and it has failed log the
         * failure.