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path: root/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_netdev.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c38
1 files changed, 26 insertions, 12 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 72fa807b69ce..467ae5824875 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -702,6 +702,8 @@ int mlx4_en_start_port(struct net_device *dev)
702 /* Schedule multicast task to populate multicast list */ 702 /* Schedule multicast task to populate multicast list */
703 queue_work(mdev->workqueue, &priv->mcast_task); 703 queue_work(mdev->workqueue, &priv->mcast_task);
704 704
705 mlx4_set_stats_bitmap(mdev->dev, &priv->stats_bitmap);
706
705 priv->port_up = true; 707 priv->port_up = true;
706 netif_tx_start_all_queues(dev); 708 netif_tx_start_all_queues(dev);
707 return 0; 709 return 0;
@@ -807,38 +809,50 @@ static void mlx4_en_restart(struct work_struct *work)
807 mutex_unlock(&mdev->state_lock); 809 mutex_unlock(&mdev->state_lock);
808} 810}
809 811
810 812static void mlx4_en_clear_stats(struct net_device *dev)
811static int mlx4_en_open(struct net_device *dev)
812{ 813{
813 struct mlx4_en_priv *priv = netdev_priv(dev); 814 struct mlx4_en_priv *priv = netdev_priv(dev);
814 struct mlx4_en_dev *mdev = priv->mdev; 815 struct mlx4_en_dev *mdev = priv->mdev;
815 int i; 816 int i;
816 int err = 0;
817
818 mutex_lock(&mdev->state_lock);
819
820 if (!mdev->device_up) {
821 en_err(priv, "Cannot open - device down/disabled\n");
822 err = -EBUSY;
823 goto out;
824 }
825 817
826 /* Reset HW statistics and performance counters */
827 if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1)) 818 if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1))
828 en_dbg(HW, priv, "Failed dumping statistics\n"); 819 en_dbg(HW, priv, "Failed dumping statistics\n");
829 820
830 memset(&priv->stats, 0, sizeof(priv->stats)); 821 memset(&priv->stats, 0, sizeof(priv->stats));
831 memset(&priv->pstats, 0, sizeof(priv->pstats)); 822 memset(&priv->pstats, 0, sizeof(priv->pstats));
823 memset(&priv->pkstats, 0, sizeof(priv->pkstats));
824 memset(&priv->port_stats, 0, sizeof(priv->port_stats));
832 825
833 for (i = 0; i < priv->tx_ring_num; i++) { 826 for (i = 0; i < priv->tx_ring_num; i++) {
834 priv->tx_ring[i].bytes = 0; 827 priv->tx_ring[i].bytes = 0;
835 priv->tx_ring[i].packets = 0; 828 priv->tx_ring[i].packets = 0;
829 priv->tx_ring[i].tx_csum = 0;
836 } 830 }
837 for (i = 0; i < priv->rx_ring_num; i++) { 831 for (i = 0; i < priv->rx_ring_num; i++) {
838 priv->rx_ring[i].bytes = 0; 832 priv->rx_ring[i].bytes = 0;
839 priv->rx_ring[i].packets = 0; 833 priv->rx_ring[i].packets = 0;
834 priv->rx_ring[i].csum_ok = 0;
835 priv->rx_ring[i].csum_none = 0;
836 }
837}
838
839static int mlx4_en_open(struct net_device *dev)
840{
841 struct mlx4_en_priv *priv = netdev_priv(dev);
842 struct mlx4_en_dev *mdev = priv->mdev;
843 int err = 0;
844
845 mutex_lock(&mdev->state_lock);
846
847 if (!mdev->device_up) {
848 en_err(priv, "Cannot open - device down/disabled\n");
849 err = -EBUSY;
850 goto out;
840 } 851 }
841 852
853 /* Reset HW statistics and SW counters */
854 mlx4_en_clear_stats(dev);
855
842 err = mlx4_en_start_port(dev); 856 err = mlx4_en_start_port(dev);
843 if (err) 857 if (err)
844 en_err(priv, "Failed starting port:%d\n", priv->port); 858 en_err(priv, "Failed starting port:%d\n", priv->port);