vdpa/mlx5: add CPU core parameter to bind polling thread

[dpdk.git] / drivers / vdpa / mlx5 / mlx5_vdpa.h

diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.h b/drivers/vdpa/mlx5/mlx5_vdpa.h
index 462805a..b4dd383 100644 (file)
--- a/drivers/vdpa/mlx5/mlx5_vdpa.h
+++ b/drivers/vdpa/mlx5/mlx5_vdpa.h
@@ -36,7 +36,7 @@
 #define VIRTIO_F_RING_PACKED 34
 #endif
 
-#define MLX5_VDPA_DEFAULT_TIMER_DELAY_US 100u
+#define MLX5_VDPA_DEFAULT_TIMER_DELAY_US 0u
 #define MLX5_VDPA_DEFAULT_TIMER_STEP_US 1u
 
 struct mlx5_vdpa_cq {
@@ -86,6 +86,8 @@ struct mlx5_vdpa_virtq {
        uint16_t index;
        uint16_t vq_size;
        uint8_t notifier_state;
+       bool stopped;
+       uint32_t version;
        struct mlx5_vdpa_priv *priv;
        struct mlx5_devx_obj *virtq;
        struct mlx5_devx_obj *counters;
@@ -96,6 +98,8 @@ struct mlx5_vdpa_virtq {
                uint32_t size;
        } umems[3];
        struct rte_intr_handle intr_handle;
+       uint64_t err_time[3]; /* RDTSC time of recent errors. */
+       uint32_t n_retry;
        struct mlx5_devx_virtio_q_couners_attr reset;
 };
 
@@ -127,6 +131,7 @@ struct mlx5_vdpa_priv {
        pthread_cond_t timer_cond;
        volatile uint8_t timer_on;
        int event_mode;
+       int event_core; /* Event thread cpu affinity core. */
        uint32_t event_us;
        uint32_t timer_delay_us;
        uint32_t no_traffic_time_s;
@@ -142,11 +147,14 @@ struct mlx5_vdpa_priv {
        struct rte_vhost_memory *vmem;
        uint32_t eqn;
        struct mlx5dv_devx_event_channel *eventc;
+       struct mlx5dv_devx_event_channel *err_chnl;
        struct mlx5dv_devx_uar *uar;
        struct rte_intr_handle intr_handle;
+       struct rte_intr_handle err_intr_handle;
        struct mlx5_devx_obj *td;
-       struct mlx5_devx_obj *tis;
+       struct mlx5_devx_obj *tiss[16]; /* TIS list for each LAG port. */
        uint16_t nr_virtqs;
+       uint8_t num_lag_ports;
        uint64_t features; /* Negotiated features. */
        uint16_t log_max_rqt_size;
        struct mlx5_vdpa_steer steer;
@@ -258,6 +266,25 @@ int mlx5_vdpa_cqe_event_setup(struct mlx5_vdpa_priv *priv);
  */
 void mlx5_vdpa_cqe_event_unset(struct mlx5_vdpa_priv *priv);
 
+/**
+ * Setup error interrupt handler.
+ *
+ * @param[in] priv
+ *   The vdpa driver private structure.
+ *
+ * @return
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int mlx5_vdpa_err_event_setup(struct mlx5_vdpa_priv *priv);
+
+/**
+ * Unset error event handler.
+ *
+ * @param[in] priv
+ *   The vdpa driver private structure.
+ */
+void mlx5_vdpa_err_event_unset(struct mlx5_vdpa_priv *priv);
+
 /**
  * Release a virtq and all its related resources.
  *
@@ -391,6 +418,19 @@ int mlx5_vdpa_virtq_modify(struct mlx5_vdpa_virtq *virtq, int state);
  */
 int mlx5_vdpa_virtq_stop(struct mlx5_vdpa_priv *priv, int index);
 
+/**
+ * Query virtq information.
+ *
+ * @param[in] priv
+ *   The vdpa driver private structure.
+ * @param[in] index
+ *   The virtq index.
+ *
+ * @return
+ *   0 on success, a negative value otherwise.
+ */
+int mlx5_vdpa_virtq_query(struct mlx5_vdpa_priv *priv, int index);
+
 /**
  * Get virtq statistics.
  *