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net/mana: configure Rx queues

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Rx hardware queue is allocated when starting the queue. This function is
for queue configuration pre starting.

Signed-off-by: Long Li <longli@microsoft.com>
This commit is contained in:
Long Li 2022-10-05 16:21:58 -07:00 committed by Ferruh Yigit
parent a382177c13
commit 0c63c005f6
2 changed files with 92 additions and 0 deletions
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71
drivers/net/mana/mana.c
View File

@ -205,6 +205,17 @@ mana_dev_info_get(struct rte_eth_dev *dev,
return 0;
}
static void
mana_dev_rx_queue_info(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo)
{
struct mana_rxq *rxq = dev->data->rx_queues[queue_id];
qinfo->mp = rxq->mp;
qinfo->nb_desc = rxq->num_desc;
qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
}
static const uint32_t *
mana_supported_ptypes(struct rte_eth_dev *dev __rte_unused)
{
@ -282,6 +293,63 @@ mana_rss_hash_conf_get(struct rte_eth_dev *dev,
return 0;
}
static int
mana_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
uint16_t nb_desc, unsigned int socket_id,
const struct rte_eth_rxconf *rx_conf __rte_unused,
struct rte_mempool *mp)
{
struct mana_priv *priv = dev->data->dev_private;
struct mana_rxq *rxq;
int ret;
rxq = rte_zmalloc_socket("mana_rxq", sizeof(*rxq), 0, socket_id);
if (!rxq) {
DRV_LOG(ERR, "failed to allocate rxq");
return -ENOMEM;
}
DRV_LOG(DEBUG, "idx %u nb_desc %u socket %u",
queue_idx, nb_desc, socket_id);
rxq->socket = socket_id;
rxq->desc_ring = rte_zmalloc_socket("mana_rx_mbuf_ring",
sizeof(struct mana_rxq_desc) *
nb_desc,
RTE_CACHE_LINE_SIZE, socket_id);
if (!rxq->desc_ring) {
DRV_LOG(ERR, "failed to allocate rxq desc_ring");
ret = -ENOMEM;
goto fail;
}
rxq->desc_ring_head = 0;
rxq->desc_ring_tail = 0;
rxq->priv = priv;
rxq->num_desc = nb_desc;
rxq->mp = mp;
dev->data->rx_queues[queue_idx] = rxq;
return 0;
fail:
rte_free(rxq->desc_ring);
rte_free(rxq);
return ret;
}
static void
mana_dev_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
{
struct mana_rxq *rxq = dev->data->rx_queues[qid];
rte_free(rxq->desc_ring);
rte_free(rxq);
}
static int
mana_dev_link_update(struct rte_eth_dev *dev,
int wait_to_complete __rte_unused)
@ -303,9 +371,12 @@ static const struct eth_dev_ops mana_dev_ops = {
.dev_configure = mana_dev_configure,
.dev_close = mana_dev_close,
.dev_infos_get = mana_dev_info_get,
.rxq_info_get = mana_dev_rx_queue_info,
.dev_supported_ptypes_get = mana_supported_ptypes,
.rss_hash_update = mana_rss_hash_update,
.rss_hash_conf_get = mana_rss_hash_conf_get,
.rx_queue_setup = mana_dev_rx_queue_setup,
.rx_queue_release = mana_dev_rx_queue_release,
.link_update = mana_dev_link_update,
};

21
drivers/net/mana/mana.h
View File

@ -75,6 +75,27 @@ struct mana_priv {
uint64_t max_mr_size;
};
struct mana_rxq_desc {
struct rte_mbuf *pkt;
uint32_t wqe_size_in_bu;
};
struct mana_rxq {
struct mana_priv *priv;
uint32_t num_desc;
struct rte_mempool *mp;
/* For storing pending requests */
struct mana_rxq_desc *desc_ring;
/* desc_ring_head is where we put pending requests to ring,
* completion pull off desc_ring_tail
*/
uint32_t desc_ring_head, desc_ring_tail;
unsigned int socket;
};
extern int mana_logtype_driver;
extern int mana_logtype_init;