igb: add support for wake-on-link
This adds support for wake-on-link/phy activity to the ethtool
interface.
Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@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/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index f771a6c..145a8eb 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -1812,7 +1812,8 @@
struct igb_adapter *adapter = netdev_priv(netdev);
wol->supported = WAKE_UCAST | WAKE_MCAST |
- WAKE_BCAST | WAKE_MAGIC;
+ WAKE_BCAST | WAKE_MAGIC |
+ WAKE_PHY;
wol->wolopts = 0;
/* this function will set ->supported = 0 and return 1 if wol is not
@@ -1835,15 +1836,15 @@
wol->wolopts |= WAKE_BCAST;
if (adapter->wol & E1000_WUFC_MAG)
wol->wolopts |= WAKE_MAGIC;
-
- return;
+ if (adapter->wol & E1000_WUFC_LNKC)
+ wol->wolopts |= WAKE_PHY;
}
static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
+ if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
return -EOPNOTSUPP;
if (igb_wol_exclusion(adapter, wol) ||
@@ -1861,6 +1862,8 @@
adapter->wol |= E1000_WUFC_BC;
if (wol->wolopts & WAKE_MAGIC)
adapter->wol |= E1000_WUFC_MAG;
+ if (wol->wolopts & WAKE_PHY)
+ adapter->wol |= E1000_WUFC_LNKC;
device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
return 0;