On Thu, Mar 18, 2021 at 2:13 AM Kalesh A P
<kalesh-anakkur.pura...@broadcom.com> wrote:
>
> From: Kalesh AP <kalesh-anakkur.pura...@broadcom.com>
>
> VFs does not have the privilege to change link configuration.
> But the driver silently returns success to these ethdev callbacks
> without actually issuing the HWRM command to bring the link up/down.
>
> Fixes: 5c206086feaa ("net/bnxt: add link state operations")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Kalesh AP <kalesh-anakkur.pura...@broadcom.com>
> Reviewed-by: Somnath Kotur <somnath.ko...@broadcom.com>
> Reviewed-by: Ajit Kumar Khaparde <ajit.khapa...@broadcom.com>
Patch applied to dpdk-next-net-brcm.
> ---
> drivers/net/bnxt/bnxt_ethdev.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
> index 1997783..3665f31 100644
> --- a/drivers/net/bnxt/bnxt_ethdev.c
> +++ b/drivers/net/bnxt/bnxt_ethdev.c
> @@ -1268,6 +1268,9 @@ static int bnxt_dev_set_link_up_op(struct rte_eth_dev
> *eth_dev)
> struct bnxt *bp = eth_dev->data->dev_private;
> int rc = 0;
>
> + if (!BNXT_SINGLE_PF(bp))
> + return -ENOTSUP;
> +
> if (!bp->link_info->link_up)
> rc = bnxt_set_hwrm_link_config(bp, true);
> if (!rc)
> @@ -1281,6 +1284,9 @@ static int bnxt_dev_set_link_down_op(struct rte_eth_dev
> *eth_dev)
> {
> struct bnxt *bp = eth_dev->data->dev_private;
>
> + if (!BNXT_SINGLE_PF(bp))
> + return -ENOTSUP;
> +
> eth_dev->data->dev_link.link_status = 0;
> bnxt_set_hwrm_link_config(bp, false);
> bp->link_info->link_up = 0;
> --
> 2.10.1
>
