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authorAlexander Duyck <alexander.h.duyck@intel.com>2009-04-08 13:20:50 +0000
committerDavid S. Miller <davem@davemloft.net>2009-04-11 01:43:14 -0700
commitd6c519e12984d26d96b91e4482280acbba0e0a22 (patch)
tree2a2aa35b91803502c55d105021c6dc9f397cb25b
parent87c1201708381c2791caa78a2caf217778633277 (diff)
downloadlwn-d6c519e12984d26d96b91e4482280acbba0e0a22.tar.gz
lwn-d6c519e12984d26d96b91e4482280acbba0e0a22.zip
ixgbe: only allow WOL for 82599 KX4 NIC
All NICs were reporting WOL support when only the KX4 NIC is capable of supporting WOL. This patch adds a function to check for and exclude all non-WOL capable nics from enabling WOL in ethtool. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index aafc120f164e..f0a20facc650 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -943,6 +943,24 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
}
+static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
+ struct ethtool_wolinfo *wol)
+{
+ struct ixgbe_hw *hw = &adapter->hw;
+ int retval = 1;
+
+ switch(hw->device_id) {
+ case IXGBE_DEV_ID_82599_KX4:
+ retval = 0;
+ break;
+ default:
+ wol->supported = 0;
+ retval = 0;
+ }
+
+ return retval;
+}
+
static void ixgbe_get_wol(struct net_device *netdev,
struct ethtool_wolinfo *wol)
{
@@ -952,7 +970,8 @@ static void ixgbe_get_wol(struct net_device *netdev,
WAKE_BCAST | WAKE_MAGIC;
wol->wolopts = 0;
- if (!device_can_wakeup(&adapter->pdev->dev))
+ if (ixgbe_wol_exclusion(adapter, wol) ||
+ !device_can_wakeup(&adapter->pdev->dev))
return;
if (adapter->wol & IXGBE_WUFC_EX)
@@ -974,6 +993,9 @@ static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
return -EOPNOTSUPP;
+ if (ixgbe_wol_exclusion(adapter, wol))
+ return wol->wolopts ? -EOPNOTSUPP : 0;
+
adapter->wol = 0;
if (wol->wolopts & WAKE_UCAST)