ixgbe: add WOL support for X540
Add support for WOL as determined by the EEPROM.
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index fae2f44..5f50f1b 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7074,6 +7074,7 @@
u16 device_caps;
#endif
u32 eec;
+ u16 wol_cap;
/* Catch broken hardware that put the wrong VF device ID in
* the PCIe SR-IOV capability.
@@ -7338,6 +7339,8 @@
netdev->features &= ~NETIF_F_RXHASH;
}
+ /* WOL not supported for all but the following */
+ adapter->wol = 0;
switch (pdev->device) {
case IXGBE_DEV_ID_82599_SFP:
/* Only this subdevice supports WOL */
@@ -7352,8 +7355,15 @@
case IXGBE_DEV_ID_82599_KX4:
adapter->wol = IXGBE_WUFC_MAG;
break;
- default:
- adapter->wol = 0;
+ case IXGBE_DEV_ID_X540T:
+ /* Check eeprom to see if it is enabled */
+ hw->eeprom.ops.read(hw, 0x2c, &adapter->eeprom_cap);
+ wol_cap = adapter->eeprom_cap & IXGBE_DEVICE_CAPS_WOL_MASK;
+
+ if ((wol_cap == IXGBE_DEVICE_CAPS_WOL_PORT0_1) ||
+ ((wol_cap == IXGBE_DEVICE_CAPS_WOL_PORT0) &&
+ (hw->bus.func == 0)))
+ adapter->wol = IXGBE_WUFC_MAG;
break;
}
device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);