[dpdk-dev] [PATCH 1/2] net/bnxt: refactor multi queue Rx configuration
Ajit Khaparde
ajit.khaparde at broadcom.com
Mon May 3 00:30:09 CEST 2021
On Sun, Apr 25, 2021 at 11:09 PM Somnath Kotur <somnath.kotur at broadcom.com>
wrote:
> Eliminate separate codepath/handling for single queue
> as the multiqueue code path takes care of it as well.
> The only difference being the end_grp_id being 1
> now instead of 0 for single queue, but that does not matter
> for single queue and does not alter any functionality.
>
> Fixes: 6133f207970c ("net/bnxt: add Rx queue create/destroy")
>
> Signed-off-by: Somnath Kotur <somnath.kotur at broadcom.com>
> Reviewed-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
>
Patch applied to dpdk-next-net-brcm.
> ---
> drivers/net/bnxt/bnxt_rxq.c | 30 ------------------------------
> 1 file changed, 30 deletions(-)
>
> diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
> index 2b0d3d4ac7..45e0c3d01c 100644
> --- a/drivers/net/bnxt/bnxt_rxq.c
> +++ b/drivers/net/bnxt/bnxt_rxq.c
> @@ -40,35 +40,6 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
>
> bp->nr_vnics = 0;
>
> - /* Single queue mode */
> - if (bp->rx_cp_nr_rings < 2) {
> - vnic = &bp->vnic_info[0];
> - if (!vnic) {
> - PMD_DRV_LOG(ERR, "VNIC alloc failed\n");
> - rc = -ENOMEM;
> - goto err_out;
> - }
> - vnic->flags |= BNXT_VNIC_INFO_BCAST;
> - bp->nr_vnics++;
> -
> - rxq = bp->eth_dev->data->rx_queues[0];
> - rxq->vnic = vnic;
> -
> - vnic->func_default = true;
> - vnic->start_grp_id = 0;
> - vnic->end_grp_id = vnic->start_grp_id;
> - filter = bnxt_alloc_filter(bp);
> - if (!filter) {
> - PMD_DRV_LOG(ERR, "L2 filter alloc failed\n");
> - rc = -ENOMEM;
> - goto err_out;
> - }
> - filter->mac_index = 0;
> - filter->flags |=
> HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST;
> - STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
> - goto out;
> - }
> -
> /* Multi-queue mode */
> if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB_RSS) {
> /* VMDq ONLY, VMDq+RSS, VMDq+DCB, VMDq+DCB+RSS */
> @@ -163,7 +134,6 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
> end_grp_id += nb_q_per_grp;
> }
>
> -out:
> bp->rx_num_qs_per_vnic = nb_q_per_grp;
>
> if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
> --
> 2.28.0.497.g54e85e7
>
>
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