Function sfc_ev_qinit

dpdk/drivers/net/sfc/sfc_ev.c:891–937

}

int
sfc_ev_qinit(struct sfc_adapter *sa,
	     enum sfc_evq_type type, unsigned int type_index,
	     unsigned int entries, int socket_id, struct sfc_evq **evqp)
{
	struct sfc_evq *evq;
	int rc;

	sfc_log_init(sa, "type=%s type_index=%u",
		     sfc_evq_type2str(type), type_index);

	SFC_ASSERT(rte_is_power_of_2(entries));

	rc = ENOMEM;
	evq = rte_zmalloc_socket("sfc-evq", sizeof(*evq), RTE_CACHE_LINE_SIZE,
				 socket_id);
	if (evq == NULL)
		goto fail_evq_alloc;

	evq->sa = sa;
	evq->type = type;
	evq->entries = entries;

	/* Allocate DMA space */
	rc = sfc_dma_alloc(sa, sfc_evq_type2str(type), type_index,
			   EFX_NIC_DMA_ADDR_EVENT_RING,
			   efx_evq_size(sa->nic, evq->entries, sa->evq_flags),
			   socket_id, &evq->mem);
	if (rc != 0)
		goto fail_dma_alloc;

	evq->init_state = SFC_EVQ_INITIALIZED;

	sa->evq_count++;

	*evqp = evq;

	return 0;

fail_dma_alloc:
	rte_free(evq);

fail_evq_alloc:

	sfc_log_init(sa, "failed %d", rc);
	return rc;
}

void
sfc_ev_qfini(struct sfc_evq *evq)