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net/mana: start/stop device

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Add support for starting/stopping the device.

Signed-off-by: Long Li <longli@microsoft.com>
This commit is contained in:
Long Li 2022-10-05 16:22:06 -07:00 committed by Ferruh Yigit
parent 7f322844f4
commit 37544700e1
1 changed files with 77 additions and 0 deletions
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77
drivers/net/mana/mana.c
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@ -105,6 +105,81 @@ mana_dev_configure(struct rte_eth_dev *dev)
static int mana_intr_uninstall(struct mana_priv *priv);
static int
mana_dev_start(struct rte_eth_dev *dev)
{
int ret;
struct mana_priv *priv = dev->data->dev_private;
rte_spinlock_init(&priv->mr_btree_lock);
ret = mana_mr_btree_init(&priv->mr_btree, MANA_MR_BTREE_CACHE_N,
dev->device->numa_node);
if (ret) {
DRV_LOG(ERR, "Failed to init device MR btree %d", ret);
return ret;
}
ret = mana_start_tx_queues(dev);
if (ret) {
DRV_LOG(ERR, "failed to start tx queues %d", ret);
goto failed_tx;
}
ret = mana_start_rx_queues(dev);
if (ret) {
DRV_LOG(ERR, "failed to start rx queues %d", ret);
goto failed_rx;
}
rte_wmb();
dev->tx_pkt_burst = mana_tx_burst;
dev->rx_pkt_burst = mana_rx_burst;
DRV_LOG(INFO, "TX/RX queues have started");
/* Enable datapath for secondary processes */
mana_mp_req_on_rxtx(dev, MANA_MP_REQ_START_RXTX);
return 0;
failed_rx:
mana_stop_tx_queues(dev);
failed_tx:
mana_mr_btree_free(&priv->mr_btree);
return ret;
}
static int
mana_dev_stop(struct rte_eth_dev *dev __rte_unused)
{
int ret;
dev->tx_pkt_burst = mana_tx_burst_removed;
dev->rx_pkt_burst = mana_rx_burst_removed;
/* Stop datapath on secondary processes */
mana_mp_req_on_rxtx(dev, MANA_MP_REQ_STOP_RXTX);
rte_wmb();
ret = mana_stop_tx_queues(dev);
if (ret) {
DRV_LOG(ERR, "failed to stop tx queues");
return ret;
}
ret = mana_stop_rx_queues(dev);
if (ret) {
DRV_LOG(ERR, "failed to stop tx queues");
return ret;
}
return 0;
}
static int
mana_dev_close(struct rte_eth_dev *dev)
{
@ -453,6 +528,8 @@ mana_dev_link_update(struct rte_eth_dev *dev,
static const struct eth_dev_ops mana_dev_ops = {
.dev_configure = mana_dev_configure,
.dev_start = mana_dev_start,
.dev_stop = mana_dev_stop,
.dev_close = mana_dev_close,
.dev_infos_get = mana_dev_info_get,
.txq_info_get = mana_dev_tx_queue_info,