+ rte_atomic32_inc(&tbl->refcnt);
+ return 0;
+}
+
+/**
+ * Add source vport match to the specified matcher.
+ *
+ * @param[in, out] matcher
+ * Flow matcher.
+ * @param[in, out] key
+ * Flow matcher value.
+ * @param[in] port
+ * Source vport value to match
+ * @param[in] mask
+ * Mask
+ */
+static void
+flow_dv_translate_source_vport(void *matcher, void *key,
+ int16_t port, uint16_t mask)
+{
+ void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
+ void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
+
+ MLX5_SET(fte_match_set_misc, misc_m, source_port, mask);
+ MLX5_SET(fte_match_set_misc, misc_v, source_port, port);
+}
+
+/**
+ * Find existing tag resource or create and register a new one.
+ *
+ * @param dev[in, out]
+ * Pointer to rte_eth_dev structure.
+ * @param[in, out] resource
+ * Pointer to tag resource.
+ * @parm[in, out] dev_flow
+ * Pointer to the dev_flow.
+ * @param[out] error
+ * pointer to error structure.
+ *
+ * @return
+ * 0 on success otherwise -errno and errno is set.
+ */
+static int
+flow_dv_tag_resource_register
+ (struct rte_eth_dev *dev,
+ struct mlx5_flow_dv_tag_resource *resource,
+ struct mlx5_flow *dev_flow,
+ struct rte_flow_error *error)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_ibv_shared *sh = priv->sh;
+ struct mlx5_flow_dv_tag_resource *cache_resource;
+
+ /* Lookup a matching resource from cache. */
+ LIST_FOREACH(cache_resource, &sh->tags, next) {
+ if (resource->tag == cache_resource->tag) {
+ DRV_LOG(DEBUG, "tag resource %p: refcnt %d++",
+ (void *)cache_resource,
+ rte_atomic32_read(&cache_resource->refcnt));
+ rte_atomic32_inc(&cache_resource->refcnt);
+ dev_flow->flow->tag_resource = cache_resource;
+ return 0;
+ }
+ }
+ /* Register new resource. */
+ cache_resource = rte_calloc(__func__, 1, sizeof(*cache_resource), 0);
+ if (!cache_resource)
+ return rte_flow_error_set(error, ENOMEM,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "cannot allocate resource memory");
+ *cache_resource = *resource;
+ cache_resource->action = mlx5_glue->dv_create_flow_action_tag
+ (resource->tag);
+ if (!cache_resource->action) {
+ rte_free(cache_resource);
+ return rte_flow_error_set(error, ENOMEM,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL, "cannot create action");
+ }
+ rte_atomic32_init(&cache_resource->refcnt);
+ rte_atomic32_inc(&cache_resource->refcnt);
+ LIST_INSERT_HEAD(&sh->tags, cache_resource, next);
+ dev_flow->flow->tag_resource = cache_resource;
+ DRV_LOG(DEBUG, "new tag resource %p: refcnt %d++",
+ (void *)cache_resource,
+ rte_atomic32_read(&cache_resource->refcnt));