[19/36] net/mlx4: fix Rx and Tx queue state
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Commit Message
The DPDK framework reports the queue state, which is stored in
dev->data->tx_queue_state and dev->data->rx_queue_state. The
state is maintained by the driver. Users may determine whether
a queue participates in packet forwarding based on the state.
Therefore, the driver needs to modify the queue state in time
according to the actual situation.
Fixes: 9ad9ff476cac ("ethdev: add queue state in queried queue information")
Cc: stable@dpdk.org
Signed-off-by: Jie Hai <haijie1@huawei.com>
---
drivers/net/mlx4/mlx4.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
@@ -292,6 +292,7 @@ mlx4_dev_start(struct rte_eth_dev *dev)
{
struct mlx4_priv *priv = dev->data->dev_private;
struct rte_flow_error error;
+ uint16_t i;
int ret;
if (priv->started)
@@ -327,6 +328,12 @@ mlx4_dev_start(struct rte_eth_dev *dev)
dev->rx_pkt_burst = mlx4_rx_burst;
/* Enable datapath on secondary process. */
mlx4_mp_req_start_rxtx(dev);
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED;
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED;
+
return 0;
err:
mlx4_dev_stop(dev);
@@ -345,6 +352,7 @@ static int
mlx4_dev_stop(struct rte_eth_dev *dev)
{
struct mlx4_priv *priv = dev->data->dev_private;
+ uint16_t i;
if (!priv->started)
return 0;
@@ -359,6 +367,11 @@ mlx4_dev_stop(struct rte_eth_dev *dev)
mlx4_rxq_intr_disable(priv);
mlx4_rss_deinit(priv);
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED;
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED;
+
return 0;
}