net/mlx5: Forward QP/WorkQueues resource events

Allow forwarding QP and WQ events to mlx5_core interfaces, e.g. mlx5_ib

Use mlx5_notifier_register/unregister in qp.c in order to allow seamless
transition of qp.c to infiniband subsystem.

Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c
index 3708b42c1d6b91c1d52b0c243396af9121a176e7..201c5f6091eabedb13010632c4d0324b5f6b1326 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/events.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c
@@ -34,6 +34,16 @@ static struct mlx5_nb events_nbs_ref[] = {
        /* Events to be forwarded (as is) to mlx5 core interfaces (mlx5e/mlx5_ib) */
        {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_PORT_CHANGE },
        {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_GENERAL_EVENT },
+       /* QP/WQ resource events to forward */
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_DCT_DRAINED },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_PATH_MIG },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_COMM_EST },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_SQ_DRAINED },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_SRQ_LAST_WQE },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_WQ_CATAS_ERROR },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_PATH_MIG_FAILED },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR },
+       {.nb.notifier_call = forward_event,   .event_type = MLX5_EVENT_TYPE_WQ_ACCESS_ERROR },
 };
 
 struct mlx5_events {

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
index 28726c63101f7a1156de5504d6f96698489ec545..388f205a497f0ba703c26b73ea05be1b591ad7b7 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
@@ -150,7 +150,7 @@ static int rsc_event_notifier(struct notifier_block *nb,
                return NOTIFY_DONE;
        }
 
-       table = mlx5_nb_cof(nb, struct mlx5_qp_table, nb);
+       table = container_of(nb, struct mlx5_qp_table, nb);
        priv  = container_of(table, struct mlx5_priv, qp_table);
        dev   = container_of(priv, struct mlx5_core_dev, priv);
 
@@ -523,15 +523,15 @@ void mlx5_init_qp_table(struct mlx5_core_dev *dev)
        INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
        mlx5_qp_debugfs_init(dev);
 
-       MLX5_NB_INIT(&table->nb, rsc_event_notifier, NOTIFY_ANY);
-       mlx5_eq_notifier_register(dev, &table->nb);
+       table->nb.notifier_call = rsc_event_notifier;
+       mlx5_notifier_register(dev, &table->nb);
 }
 
 void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev)
 {
        struct mlx5_qp_table *table = &dev->priv.qp_table;
 
-       mlx5_eq_notifier_unregister(dev, &table->nb);
+       mlx5_notifier_unregister(dev, &table->nb);
        mlx5_qp_debugfs_cleanup(dev);
 }
 

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index a77bedb8a556547b548cf8656aa3b944e7ae95d5..4f078b7f6620ce8c39c6ad664707e8c38d54b550 100644 (file)
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -456,7 +456,7 @@ struct mlx5_core_health {
 };
 
 struct mlx5_qp_table {
-       struct mlx5_nb          nb;
+       struct notifier_block   nb;
 
        /* protect radix tree
         */