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>
git-mirror · Jul 11, 2012 · 206d78e · 206d78e
1 parent d0de730
commit 206d78e
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Showing 2 changed files with 18 additions and 4 deletions.
diff --git 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
@@ -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;