Re: [dpdk-stable] [PATCH] net/bnxt: fix Tx queue startup state

[Ajit Khaparde <ajit.khaparde@broadcom.com>]

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On Fri, Sep 24, 2021 at 5:55 PM Ajit Khaparde
<ajit.khaparde@broadcom.com> wrote:
>
> Default queue state of Tx queues on startup is not correct.
> Fix this by setting the state when the port is started.
>
> Fixes: 6eb3cc2294fd ("net/bnxt: add initial Tx code")
> Cc: stable@dpdk.org
>
> Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
> Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
Patch applied to dpdk-next-net-brcm. Thanks

> ---
>  drivers/net/bnxt/bnxt_ethdev.c | 10 ++++++++++
>  drivers/net/bnxt/bnxt_txq.c    |  5 -----
>  2 files changed, 10 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
> index 097dd10de9..eb9147927e 100644
> --- a/drivers/net/bnxt/bnxt_ethdev.c
> +++ b/drivers/net/bnxt/bnxt_ethdev.c
> @@ -814,6 +814,16 @@ static int bnxt_start_nic(struct bnxt *bp)
>                 }
>         }
>
> +       for (j = 0; j < bp->tx_nr_rings; j++) {
> +               struct bnxt_tx_queue *txq = bp->tx_queues[j];
> +
> +               if (!txq->tx_deferred_start) {
> +                       bp->eth_dev->data->tx_queue_state[j] =
> +                               RTE_ETH_QUEUE_STATE_STARTED;
> +                       txq->tx_started = true;
> +               }
> +       }
> +
>         rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, &bp->vnic_info[0], 0, NULL);
>         if (rc) {
>                 PMD_DRV_LOG(ERR,
> diff --git a/drivers/net/bnxt/bnxt_txq.c b/drivers/net/bnxt/bnxt_txq.c
> index 830416af3d..3ffc334cff 100644
> --- a/drivers/net/bnxt/bnxt_txq.c
> +++ b/drivers/net/bnxt/bnxt_txq.c
> @@ -166,11 +166,6 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
>
>         eth_dev->data->tx_queues[queue_idx] = txq;
>
> -       if (txq->tx_deferred_start)
> -               txq->tx_started = false;
> -       else
> -               txq->tx_started = true;
> -
>         return 0;
>  err:
>         bnxt_tx_queue_release_op(txq);
> --
> 2.30.1 (Apple Git-130)
>