net/mlx5e: Move Q counters allocation and drop RQ to init_rx

[sfrench/cifs-2.6.git] / drivers / net / ethernet / mellanox / mlx5 / core / ipoib / ipoib.c

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index e3797a44e07439a2e6ac620791a333d7f0b266b2..a825ed093efd979c95b7fb9bfc99395a7efd856b 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -45,6 +45,7 @@ static int mlx5i_change_mtu(struct net_device *netdev, int new_mtu);
 static const struct net_device_ops mlx5i_netdev_ops = {
        .ndo_open                = mlx5i_open,
        .ndo_stop                = mlx5i_close,
+       .ndo_get_stats64         = mlx5i_get_stats,
        .ndo_init                = mlx5i_dev_init,
        .ndo_uninit              = mlx5i_dev_cleanup,
        .ndo_change_mtu          = mlx5i_change_mtu,
@@ -83,6 +84,7 @@ void mlx5i_init(struct mlx5_core_dev *mdev,
        priv->netdev      = netdev;
        priv->profile     = profile;
        priv->ppriv       = ppriv;
+       priv->max_opened_tc = 1;
        mutex_init(&priv->state_lock);
 
        mlx5_query_port_max_mtu(mdev, &max_mtu, 1);
@@ -114,6 +116,47 @@ static void mlx5i_cleanup(struct mlx5e_priv *priv)
        /* Do nothing .. */
 }
 
+static void mlx5i_grp_sw_update_stats(struct mlx5e_priv *priv)
+{
+       struct mlx5e_sw_stats s = { 0 };
+       int i, j;
+
+       for (i = 0; i < priv->profile->max_nch(priv->mdev); i++) {
+               struct mlx5e_channel_stats *channel_stats;
+               struct mlx5e_rq_stats *rq_stats;
+
+               channel_stats = &priv->channel_stats[i];
+               rq_stats = &channel_stats->rq;
+
+               s.rx_packets += rq_stats->packets;
+               s.rx_bytes   += rq_stats->bytes;
+
+               for (j = 0; j < priv->max_opened_tc; j++) {
+                       struct mlx5e_sq_stats *sq_stats = &channel_stats->sq[j];
+
+                       s.tx_packets           += sq_stats->packets;
+                       s.tx_bytes             += sq_stats->bytes;
+                       s.tx_queue_dropped     += sq_stats->dropped;
+               }
+       }
+
+       memcpy(&priv->stats.sw, &s, sizeof(s));
+}
+
+void mlx5i_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
+{
+       struct mlx5e_priv     *priv   = mlx5i_epriv(dev);
+       struct mlx5e_sw_stats *sstats = &priv->stats.sw;
+
+       mlx5i_grp_sw_update_stats(priv);
+
+       stats->rx_packets = sstats->rx_packets;
+       stats->rx_bytes   = sstats->rx_bytes;
+       stats->tx_packets = sstats->tx_packets;
+       stats->tx_bytes   = sstats->tx_bytes;
+       stats->tx_dropped = sstats->tx_queue_dropped;
+}
+
 int mlx5i_init_underlay_qp(struct mlx5e_priv *priv)
 {
        struct mlx5_core_dev *mdev = priv->mdev;
@@ -306,11 +349,20 @@ static void mlx5i_destroy_flow_steering(struct mlx5e_priv *priv)
 
 static int mlx5i_init_rx(struct mlx5e_priv *priv)
 {
+       struct mlx5_core_dev *mdev = priv->mdev;
        int err;
 
+       mlx5e_create_q_counters(priv);
+
+       err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
+       if (err) {
+               mlx5_core_err(mdev, "open drop rq failed, %d\n", err);
+               goto err_destroy_q_counters;
+       }
+
        err = mlx5e_create_indirect_rqt(priv);
        if (err)
-               return err;
+               goto err_close_drop_rq;
 
        err = mlx5e_create_direct_rqts(priv);
        if (err)
@@ -338,6 +390,10 @@ err_destroy_direct_rqts:
        mlx5e_destroy_direct_rqts(priv);
 err_destroy_indirect_rqts:
        mlx5e_destroy_rqt(priv, &priv->indir_rqt);
+err_close_drop_rq:
+       mlx5e_close_drop_rq(&priv->drop_rq);
+err_destroy_q_counters:
+       mlx5e_destroy_q_counters(priv);
        return err;
 }
 
@@ -348,6 +404,8 @@ static void mlx5i_cleanup_rx(struct mlx5e_priv *priv)
        mlx5e_destroy_indirect_tirs(priv);
        mlx5e_destroy_direct_rqts(priv);
        mlx5e_destroy_rqt(priv, &priv->indir_rqt);
+       mlx5e_close_drop_rq(&priv->drop_rq);
+       mlx5e_destroy_q_counters(priv);
 }
 
 static const struct mlx5e_profile mlx5i_nic_profile = {