Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj at caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <Kamil.Rytarowski at caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak at semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek at semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad at semihalf.com>
---
 drivers/net/thunderx/nicvf_ethdev.c | 68 +++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/drivers/net/thunderx/nicvf_ethdev.c 
b/drivers/net/thunderx/nicvf_ethdev.c
index 6a3c01b..3d45986 100644
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -90,6 +90,8 @@ static int nicvf_dev_rss_hash_conf_get(struct rte_eth_dev 
*dev,
                                       struct rte_eth_rss_conf *rss_conf);
 static int nicvf_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t qidx);
 static int nicvf_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx);
+static int nicvf_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx);
+static int nicvf_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx);
 static int nicvf_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
                                    uint16_t nb_desc, unsigned int socket_id,
                                    const struct rte_eth_rxconf *rx_conf,
@@ -618,6 +620,52 @@ nicvf_tx_queue_reset(struct nicvf_txq *txq)
        txq->xmit_bufs = 0;
 }

+static inline int
+nicvf_start_tx_queue(struct rte_eth_dev *dev, uint16_t qidx)
+{
+       struct nicvf_txq *txq;
+       int ret;
+
+       if (dev->data->tx_queue_state[qidx] ==
+           RTE_ETH_QUEUE_STATE_STARTED)
+               return 0;
+
+       txq = dev->data->tx_queues[qidx];
+       txq->pool = NULL;
+       ret = nicvf_qset_sq_config(nicvf_pmd_priv(dev), qidx, txq);
+       if (ret) {
+               PMD_INIT_LOG(ERR, "Failed to configure sq %d %d", qidx, ret);
+               goto config_sq_error;
+       }
+
+       dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
+       return ret;
+
+config_sq_error:
+       nicvf_qset_sq_reclaim(nicvf_pmd_priv(dev), qidx);
+       return ret;
+}
+
+static inline int
+nicvf_stop_tx_queue(struct rte_eth_dev *dev, uint16_t qidx)
+{
+       struct nicvf_txq *txq;
+       int ret;
+
+       if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
+               return 0;
+
+       ret = nicvf_qset_sq_reclaim(nicvf_pmd_priv(dev), qidx);
+       if (ret)
+               PMD_INIT_LOG(ERR, "Failed to reclaim sq %d %d", qidx, ret);
+
+       txq = dev->data->tx_queues[qidx];
+       nicvf_tx_queue_release_mbufs(txq);
+       nicvf_tx_queue_reset(txq);
+
+       dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
+       return ret;
+}

 static inline int
 nicvf_configure_cpi(struct rte_eth_dev *dev)
@@ -934,6 +982,24 @@ nicvf_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t 
qidx)
 }

 static int
+nicvf_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
+{
+       if (qidx >= nicvf_pmd_priv(dev)->eth_dev->data->nb_tx_queues)
+               return -EINVAL;
+
+       return nicvf_start_tx_queue(dev, qidx);
+}
+
+static int
+nicvf_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
+{
+       if (qidx >= nicvf_pmd_priv(dev)->eth_dev->data->nb_tx_queues)
+               return -EINVAL;
+
+       return nicvf_stop_tx_queue(dev, qidx);
+}
+
+static int
 nicvf_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
                         uint16_t nb_desc, unsigned int socket_id,
                         const struct rte_eth_rxconf *rx_conf,
@@ -1162,6 +1228,8 @@ static const struct eth_dev_ops nicvf_eth_dev_ops = {
        .rss_hash_conf_get        = nicvf_dev_rss_hash_conf_get,
        .rx_queue_start           = nicvf_dev_rx_queue_start,
        .rx_queue_stop            = nicvf_dev_rx_queue_stop,
+       .tx_queue_start           = nicvf_dev_tx_queue_start,
+       .tx_queue_stop            = nicvf_dev_tx_queue_stop,
        .rx_queue_setup           = nicvf_dev_rx_queue_setup,
        .rx_queue_release         = nicvf_dev_rx_queue_release,
        .rx_queue_count           = nicvf_dev_rx_queue_count,
-- 
2.5.5

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