Function sfc_tx_queue_start

dpdk/drivers/net/sfc/sfc_ethdev.c:1472–1510

}

static int
sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
{
	struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
	struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
	struct sfc_txq_info *txq_info;
	sfc_sw_index_t sw_index;
	int rc;

	sfc_log_init(sa, "TxQ = %u", ethdev_qid);

	sfc_adapter_lock(sa);

	rc = EINVAL;
	if (sa->state != SFC_ETHDEV_STARTED)
		goto fail_not_started;

	txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
	if (txq_info->state != SFC_TXQ_INITIALIZED)
		goto fail_not_setup;

	sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
	rc = sfc_tx_qstart(sa, sw_index);
	if (rc != 0)
		goto fail_tx_qstart;

	txq_info->deferred_started = B_TRUE;

	sfc_adapter_unlock(sa);
	return 0;

fail_tx_qstart:

fail_not_setup:
fail_not_started:
	sfc_adapter_unlock(sa);
	SFC_ASSERT(rc > 0);
	return -rc;
}

static int
sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)