qlge: Fix ethtool WOL calls to operate only on devices that support WOL.

Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 18 insertions, 4 deletions

diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h
index 6e7050c7127d..02fd96bb7db6 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge.h
+++ b/drivers/net/ethernet/qlogic/qlge/qlge.h
@@ -25,6 +25,8 @@
 #define QLGE_VENDOR_ID    0x1077
 #define QLGE_DEVICE_ID_8012     0x8012
 #define QLGE_DEVICE_ID_8000     0x8000
+#define QLGE_MEZZ_SSYS_ID_068   0x0068
+#define QLGE_MEZZ_SSYS_ID_180   0x0180
 #define MAX_CPUS 8
 #define MAX_TX_RINGS MAX_CPUS
 #define MAX_RX_RINGS ((MAX_CPUS * 2) + 1)
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
index 8e2c2a74f3a5..c2adfa26906d 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
@@ -388,17 +388,29 @@ static void ql_get_drvinfo(struct net_device *ndev,
 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 {
         struct ql_adapter *qdev = netdev_priv(ndev);
-        /* What we support. */
-        wol->supported = WAKE_MAGIC;
-        /* What we've currently got set. */
-        wol->wolopts = qdev->wol;
+        unsigned short ssys_dev = qdev->pdev->subsystem_device;
+
+        /* WOL is only supported for mezz card. */
+        if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
+                        ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
+                wol->supported = WAKE_MAGIC;
+                wol->wolopts = qdev->wol;
+        }
 }
 
 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 {
         struct ql_adapter *qdev = netdev_priv(ndev);
         int status;
+        unsigned short ssys_dev = qdev->pdev->subsystem_device;
 
+        /* WOL is only supported for mezz card. */
+        if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 ||
+                        ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
+                netif_info(qdev, drv, qdev->ndev,
+                                "WOL is only supported for mezz card\n");
+                return -EOPNOTSUPP;
+        }
         if (wol->wolopts & ~WAKE_MAGIC)
                 return -EINVAL;
         qdev->wol = wol->wolopts;