mlx4_en: using stop/start_all_queues

After we moved to be a multi queue device, need to stop/start
all of our transmit queues.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index e02bafd..20a34cb 100644
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -668,7 +668,7 @@
 	queue_work(mdev->workqueue, &priv->mcast_task);
 
 	priv->port_up = true;
-	netif_start_queue(dev);
+	netif_tx_start_all_queues(dev);
 	return 0;
 
 mac_err:
@@ -700,7 +700,7 @@
 		en_dbg(DRV, priv, "stop port called while port already down\n");
 		return;
 	}
-	netif_stop_queue(dev);
+	netif_tx_stop_all_queues(dev);
 
 	/* Synchronize with tx routine */
 	netif_tx_lock_bh(dev);