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net/sfc: support runtime Tx queue setup

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Signed-off-by: Igor Romanov <igor.romanov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
This commit is contained in:
Igor Romanov 2018-08-29 08:35:34 +01:00 committed by Ferruh Yigit
parent 0668a27a62
commit 862b35afca
3 changed files with 12 additions and 4 deletions
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1
doc/guides/nics/features/sfc_efx.ini
View File

@ -10,6 +10,7 @@ Link status event = Y
Fast mbuf free = Y
Queue start/stop = Y
Runtime Rx queue setup = Y
Runtime Tx queue setup = Y
MTU update = Y
Jumbo frame = Y
Scattered Rx = Y

7
drivers/net/sfc/sfc_ethdev.c
View File

@ -172,7 +172,8 @@ sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
if (sa->dp_tx->get_dev_info != NULL)
sa->dp_tx->get_dev_info(dev_info);
dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP;
dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
}
static const uint32_t *
@ -1197,6 +1198,9 @@ sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
if (sa->state != SFC_ADAPTER_STARTED)
goto fail_not_started;
if (sa->txq_info[tx_queue_id].txq == NULL)
goto fail_not_setup;
rc = sfc_tx_qstart(sa, tx_queue_id);
if (rc != 0)
goto fail_tx_qstart;
@ -1208,6 +1212,7 @@ sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
fail_tx_qstart:
fail_not_setup:
fail_not_started:
sfc_adapter_unlock(sa);
SFC_ASSERT(rc > 0);

8
drivers/net/sfc/sfc_tx.c
View File

@ -421,6 +421,7 @@ sfc_tx_qstart(struct sfc_adapter *sa, unsigned int sw_index)
txq = txq_info->txq;
SFC_ASSERT(txq != NULL);
SFC_ASSERT(txq->state == SFC_TXQ_INITIALIZED);
evq = txq->evq;
@ -501,7 +502,7 @@ sfc_tx_qstop(struct sfc_adapter *sa, unsigned int sw_index)
txq = txq_info->txq;
if (txq->state == SFC_TXQ_INITIALIZED)
if (txq == NULL || txq->state == SFC_TXQ_INITIALIZED)
return;
SFC_ASSERT(txq->state & SFC_TXQ_STARTED);
@ -578,8 +579,9 @@ sfc_tx_start(struct sfc_adapter *sa)
goto fail_efx_tx_init;
for (sw_index = 0; sw_index < sa->txq_count; ++sw_index) {
if (!(sa->txq_info[sw_index].deferred_start) ||
sa->txq_info[sw_index].deferred_started) {
if (sa->txq_info[sw_index].txq != NULL &&
(!(sa->txq_info[sw_index].deferred_start) ||
sa->txq_info[sw_index].deferred_started)) {
rc = sfc_tx_qstart(sa, sw_index);
if (rc != 0)
goto fail_tx_qstart;