114 lines
2.2 KiB
C
114 lines
2.2 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2019 Cesnet
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* Copyright(c) 2019 Netcope Technologies, a.s. <info@netcope.com>
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* All rights reserved.
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*/
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#include "nfb_tx.h"
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#include "nfb.h"
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int
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nfb_eth_tx_queue_start(struct rte_eth_dev *dev, uint16_t txq_id)
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{
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struct ndp_tx_queue *txq = dev->data->tx_queues[txq_id];
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int ret;
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if (txq->queue == NULL) {
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RTE_LOG(ERR, PMD, "RX NDP queue is NULL!\n");
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return -EINVAL;
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}
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ret = ndp_queue_start(txq->queue);
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if (ret != 0)
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goto err;
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dev->data->tx_queue_state[txq_id] = RTE_ETH_QUEUE_STATE_STARTED;
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return 0;
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err:
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return -EINVAL;
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}
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int
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nfb_eth_tx_queue_stop(struct rte_eth_dev *dev, uint16_t txq_id)
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{
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struct ndp_tx_queue *txq = dev->data->tx_queues[txq_id];
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int ret;
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if (txq->queue == NULL) {
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RTE_LOG(ERR, PMD, "TX NDP queue is NULL!\n");
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return -EINVAL;
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}
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ret = ndp_queue_stop(txq->queue);
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if (ret != 0)
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return -EINVAL;
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dev->data->tx_queue_state[txq_id] = RTE_ETH_QUEUE_STATE_STOPPED;
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return 0;
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}
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int
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nfb_eth_tx_queue_setup(struct rte_eth_dev *dev,
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uint16_t tx_queue_id,
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uint16_t nb_tx_desc __rte_unused,
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unsigned int socket_id,
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const struct rte_eth_txconf *tx_conf __rte_unused)
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{
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struct pmd_internals *internals = dev->data->dev_private;
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int ret;
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struct ndp_tx_queue *txq;
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txq = rte_zmalloc_socket("ndp tx queue",
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sizeof(struct ndp_tx_queue),
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RTE_CACHE_LINE_SIZE, socket_id);
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if (txq == NULL) {
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RTE_LOG(ERR, PMD, "rte_zmalloc_socket() failed for tx queue id "
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"%" PRIu16 "!\n", tx_queue_id);
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return -ENOMEM;
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}
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ret = nfb_eth_tx_queue_init(internals->nfb,
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tx_queue_id,
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txq);
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if (ret == 0)
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dev->data->tx_queues[tx_queue_id] = txq;
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else
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rte_free(txq);
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return ret;
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}
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int
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nfb_eth_tx_queue_init(struct nfb_device *nfb,
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uint16_t tx_queue_id,
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struct ndp_tx_queue *txq)
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{
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if (nfb == NULL)
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return -EINVAL;
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txq->queue = ndp_open_tx_queue(nfb, tx_queue_id);
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if (txq->queue == NULL)
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return -EINVAL;
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txq->nfb = nfb;
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txq->tx_queue_id = tx_queue_id;
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txq->tx_pkts = 0;
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txq->tx_bytes = 0;
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txq->err_pkts = 0;
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return 0;
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}
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void
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nfb_eth_tx_queue_release(void *q)
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{
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struct ndp_tx_queue *txq = (struct ndp_tx_queue *)q;
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if (txq->queue != NULL) {
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ndp_close_tx_queue(txq->queue);
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rte_free(txq);
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txq->queue = NULL;
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}
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}
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