+ }
+ }
+}
+
+/*
+ * Initialize the ASO connection tracking structure.
+ *
+ * @param[in] sh
+ * Pointer to mlx5_dev_ctx_shared object.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_flow_aso_ct_mng_init(struct mlx5_dev_ctx_shared *sh)
+{
+ int err;
+
+ if (sh->ct_mng)
+ return 0;
+ sh->ct_mng = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sh->ct_mng),
+ RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
+ if (!sh->ct_mng) {
+ DRV_LOG(ERR, "ASO CT management allocation failed.");
+ rte_errno = ENOMEM;
+ return -rte_errno;
+ }
+ err = mlx5_aso_queue_init(sh, ASO_OPC_MOD_CONNECTION_TRACKING);
+ if (err) {
+ mlx5_free(sh->ct_mng);
+ /* rte_errno should be extracted from the failure. */
+ rte_errno = EINVAL;
+ return -rte_errno;
+ }
+ rte_spinlock_init(&sh->ct_mng->ct_sl);
+ rte_rwlock_init(&sh->ct_mng->resize_rwl);
+ LIST_INIT(&sh->ct_mng->free_cts);
+ return 0;
+}
+
+/*
+ * Close and release all the resources of the
+ * ASO connection tracking management structure.
+ *
+ * @param[in] sh
+ * Pointer to mlx5_dev_ctx_shared object to free.
+ */
+static void
+mlx5_flow_aso_ct_mng_close(struct mlx5_dev_ctx_shared *sh)
+{
+ struct mlx5_aso_ct_pools_mng *mng = sh->ct_mng;
+ struct mlx5_aso_ct_pool *ct_pool;
+ struct mlx5_aso_ct_action *ct;
+ uint32_t idx;
+ uint32_t val;
+ uint32_t cnt;
+ int i;
+
+ mlx5_aso_queue_uninit(sh, ASO_OPC_MOD_CONNECTION_TRACKING);
+ idx = mng->next;
+ while (idx--) {
+ cnt = 0;
+ ct_pool = mng->pools[idx];
+ for (i = 0; i < MLX5_ASO_CT_ACTIONS_PER_POOL; i++) {
+ ct = &ct_pool->actions[i];
+ val = __atomic_fetch_sub(&ct->refcnt, 1,
+ __ATOMIC_RELAXED);
+ MLX5_ASSERT(val == 1);
+ if (val > 1)
+ cnt++;
+#ifdef HAVE_MLX5_DR_ACTION_ASO_CT
+ if (ct->dr_action_orig)
+ claim_zero(mlx5_glue->destroy_flow_action
+ (ct->dr_action_orig));
+ if (ct->dr_action_rply)
+ claim_zero(mlx5_glue->destroy_flow_action
+ (ct->dr_action_rply));
+#endif
+ }
+ claim_zero(mlx5_devx_cmd_destroy(ct_pool->devx_obj));
+ if (cnt) {
+ DRV_LOG(DEBUG, "%u ASO CT objects are being used in the pool %u",
+ cnt, i);
+ }
+ mlx5_free(ct_pool);
+ /* in case of failure. */
+ mng->next--;