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net/bnxt: limit queue count for NS3/Stingray devices

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Cap max queue count to 128 for NS3 devices and ensure that same count
is reported as part of dev_info_get_op as well

Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Rahul Gupta <rahul.gupta@broadcom.com>
This commit is contained in:
Somnath Kotur 2019-11-13 13:59:41 +05:30 committed by Ferruh Yigit
parent aadae082ee
commit f03e66cb64
4 changed files with 10 additions and 3 deletions
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7
drivers/net/bnxt/bnxt.h
View File

@ -608,6 +608,13 @@ struct bnxt {
uint16_t max_cp_rings;
uint16_t max_tx_rings;
uint16_t max_rx_rings;
#define MAX_STINGRAY_RINGS 128U
#define BNXT_MAX_RINGS(bp) \
(BNXT_STINGRAY(bp) ? RTE_MIN(RTE_MIN(bp->max_rx_rings, \
MAX_STINGRAY_RINGS), \
bp->max_stat_ctx) : \
RTE_MIN(bp->max_rx_rings, bp->max_stat_ctx))
uint16_t max_nq_rings;
uint16_t max_l2_ctx;
uint16_t max_rx_em_flows;

2
drivers/net/bnxt/bnxt_ethdev.c
View File

@ -505,7 +505,7 @@ static int bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
if (BNXT_PF(bp))
dev_info->max_vfs = pdev->max_vfs;
max_rx_rings = RTE_MIN(bp->max_rx_rings, bp->max_stat_ctx);
max_rx_rings = BNXT_MAX_RINGS(bp);
/* For the sake of symmetry, max_rx_queues = max_tx_queues */
dev_info->max_rx_queues = max_rx_rings;
dev_info->max_tx_queues = max_rx_rings;

2
drivers/net/bnxt/bnxt_rxq.c
View File

@ -296,7 +296,7 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
if (rc)
return rc;
if (queue_idx >= bp->max_rx_rings) {
if (queue_idx >= BNXT_MAX_RINGS(bp)) {
PMD_DRV_LOG(ERR,
"Cannot create Rx ring %d. Only %d rings available\n",
queue_idx, bp->max_rx_rings);

2
drivers/net/bnxt/bnxt_txq.c
View File

@ -90,7 +90,7 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
if (rc)
return rc;
if (queue_idx >= bp->max_tx_rings) {
if (queue_idx >= BNXT_MAX_RINGS(bp)) {
PMD_DRV_LOG(ERR,
"Cannot create Tx ring %d. Only %d rings available\n",
queue_idx, bp->max_tx_rings);