net/mlx5e: start/stop all tx queues upon open/close netdev

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlx5 / core / en_main.c

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 0cebc7e..5a4d88c 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1348,6 +1348,11 @@ static int mlx5e_open_channels(struct mlx5e_priv *priv)
                        goto err_close_channels;
        }
 
+       /* FIXME: This is a W/A for tx timeout watch dog false alarm when
+        * polling for inactive tx queues.
+        */
+       netif_tx_start_all_queues(priv->netdev);
+
        kfree(cparam);
        return 0;
 
@@ -1367,6 +1372,12 @@ static void mlx5e_close_channels(struct mlx5e_priv *priv)
 {
        int i;
 
+       /* FIXME: This is a W/A only for tx timeout watch dog false alarm when
+        * polling for inactive tx queues.
+        */
+       netif_tx_stop_all_queues(priv->netdev);
+       netif_tx_disable(priv->netdev);
+
        for (i = 0; i < priv->params.num_channels; i++)
                mlx5e_close_channel(priv->channel[i]);