Function flow_dv_translate

dpdk/drivers/net/mlx5/mlx5_flow_dv.c:14291–15111

* Fill the flow with DV spec, lock free * (mutex should be acquired by caller). * * @param[in] dev * Pointer to rte_eth_dev structure. * @param[in, out] dev_flow * Pointer to the sub flow. * @param[in] attr * Pointer to the flow attributes. * @param[in] items * Pointer to the list of items. * @param[in] actions * Pointer to the list of actions. * @param[out] error * Point

 *   0 on success, a negative errno value otherwise and rte_errno is set.
 */
static int
flow_dv_translate(struct rte_eth_dev *dev,
		  struct mlx5_flow *dev_flow,
		  const struct rte_flow_attr *attr,
		  const struct rte_flow_item items[],
		  const struct rte_flow_action actions[],
		  struct rte_flow_error *error)
{
	struct mlx5_priv *priv = dev->data->dev_private;
	struct mlx5_sh_config *dev_conf = &priv->sh->config;
	struct rte_flow *flow = dev_flow->flow;
	struct mlx5_flow_handle *handle = dev_flow->handle;
	struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
	struct mlx5_flow_rss_desc *rss_desc;
	uint64_t action_flags = 0;
	struct mlx5_flow_dv_matcher matcher = {
		.mask = {
			.size = sizeof(matcher.mask.buf),
		},
	};
	int actions_n = 0;
	bool actions_end = false;
	union {
		struct mlx5_flow_dv_modify_hdr_resource res;
		uint8_t len[sizeof(struct mlx5_flow_dv_modify_hdr_resource) +
			    sizeof(struct mlx5_modification_cmd) *
			    (MLX5_MAX_MODIFY_NUM + 1)];
	} mhdr_dummy;
	struct mlx5_flow_dv_modify_hdr_resource *mhdr_res = &mhdr_dummy.res;
	const struct rte_flow_action_count *count = NULL;
	const struct rte_flow_action_age *non_shared_age = NULL;
	union flow_dv_attr flow_attr = { .attr = 0 };
	uint32_t tag_be;
	union mlx5_flow_tbl_key tbl_key;
	uint32_t modify_action_position = UINT32_MAX;
	struct rte_vlan_hdr vlan = { 0 };
	struct mlx5_flow_dv_dest_array_resource mdest_res;
	struct mlx5_flow_dv_sample_resource sample_res;
	void *sample_actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS] = {0};
	const struct rte_flow_action_sample *sample = NULL;
	struct mlx5_flow_sub_actions_list *sample_act;
	uint32_t sample_act_pos = UINT32_MAX;
	uint32_t age_act_pos = UINT32_MAX;
	uint32_t num_of_dest = 0;
	int tmp_actions_n = 0;
	uint32_t table;
	int ret = 0;
	const struct mlx5_flow_tunnel *tunnel = NULL;
	struct flow_grp_info grp_info = {
		.external = !!dev_flow->external,
		.transfer = !!attr->transfer,
		.fdb_def_rule = !!priv->fdb_def_rule,
		.skip_scale = dev_flow->skip_scale &
			(1 << MLX5_SCALE_FLOW_GROUP_BIT),
		.std_tbl_fix = true,
	};

	if (!wks)