Function rte_pipeline_check

dpdk/lib/pipeline/rte_pipeline.c:1031–1074

* Pipeline run-time */

 * Pipeline run-time
 */
int
rte_pipeline_check(struct rte_pipeline *p)
{
	uint32_t port_in_id;

	/* Check input arguments */
	if (p == NULL) {
		RTE_LOG(ERR, PIPELINE, "%s: pipeline parameter NULL\n",
			__func__);
		return -EINVAL;
	}

	/* Check that pipeline has at least one input port, one table and one
	output port */
	if (p->num_ports_in == 0) {
		RTE_LOG(ERR, PIPELINE, "%s: must have at least 1 input port\n",
			__func__);
		return -EINVAL;
	}
	if (p->num_tables == 0) {
		RTE_LOG(ERR, PIPELINE, "%s: must have at least 1 table\n",
			__func__);
		return -EINVAL;
	}
	if (p->num_ports_out == 0) {
		RTE_LOG(ERR, PIPELINE, "%s: must have at least 1 output port\n",
			__func__);
		return -EINVAL;
	}

	/* Check that all input ports are connected */
	for (port_in_id = 0; port_in_id < p->num_ports_in; port_in_id++) {
		struct rte_port_in *port_in = &p->ports_in[port_in_id];

		if (port_in->table_id == RTE_TABLE_INVALID) {
			RTE_LOG(ERR, PIPELINE,
				"%s: Port IN ID %u is not connected\n",
				__func__, port_in_id);
			return -EINVAL;
		}
	}

	return 0;
}

static inline void
rte_pipeline_compute_masks(struct rte_pipeline *p, uint64_t pkts_mask)