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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: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
hifive-unleashed-5.1
Don Skidmore 2012-04-05 08:12:05 +00:00 committed by Jeff Kirsher
parent 92fe173391
commit c509e754af
1 changed files with 10 additions and 0 deletions
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10
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
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@ -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);