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Commit c509e754 authored by Don Skidmore's avatar Don Skidmore Committed by Jeff Kirsher
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ixgbe: fix WoL issue with fiber 



There are times we turn of the laser before shutdown.  This is a bad thing
if we want to wake on lan to work so now we make sure the laser is on
before shutdown if we support WoL.

Signed-off-by: default avatarDon Skidmore <donald.c.skidmore@intel.com>
Tested-by: default avatarStephen Ko <stephen.s.ko@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 92fe1733

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

+10 −0
Original line number Diff line number Diff line
@@ -4893,6 +4893,16 @@ static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake) 
	if (wufc) {

		ixgbe_set_rx_mode(netdev);



		/*

		 * enable the optics for both mult-speed fiber and

		 * 82599 SFP+ fiber as we can WoL.

		 */

		if (hw->mac.ops.enable_tx_laser &&

		    (hw->phy.multispeed_fiber ||

		    (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber &&

		     hw->mac.type == ixgbe_mac_82599EB)))

			hw->mac.ops.enable_tx_laser(hw);



		/* turn on all-multi mode if wake on multicast is enabled */

		if (wufc & IXGBE_WUFC_MC) {

			fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL);