Re: [dpdk-dev] [PATCH v3 1/8] common/cnxk: set appropriate max frame size for SDP and LBK

[Jerin Jacob <jerinjacobk@gmail.com>]

On Wed, Sep 22, 2021 at 11:42 AM <skoteshwar@marvell.com> wrote:
>
> From: Satha Rao <skoteshwar@marvell.com>
>
> For SDP interface all platforms supports up to 65535 frame size.
> Updated api with new check for SDP interface.
>
> Signed-off-by: Satha Rao <skoteshwar@marvell.com>
> Acked-by: Nithin Dabilpuram <ndabilpuram@marvell.com>


Series applied to dpdk-next-net-mrvl/for-next-net. Thanks.


> ---
>  drivers/common/cnxk/hw/nix.h  | 1 +
>  drivers/common/cnxk/roc_nix.c | 5 ++++-
>  2 files changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/common/cnxk/hw/nix.h b/drivers/common/cnxk/hw/nix.h
> index 6b86002ead..a0ffd25660 100644
> --- a/drivers/common/cnxk/hw/nix.h
> +++ b/drivers/common/cnxk/hw/nix.h
> @@ -2102,6 +2102,7 @@ struct nix_lso_format {
>
>  #define NIX_CN9K_MAX_HW_FRS 9212UL
>  #define NIX_LBK_MAX_HW_FRS  65535UL
> +#define NIX_SDP_MAX_HW_FRS  65535UL
>  #define NIX_RPM_MAX_HW_FRS  16380UL
>  #define NIX_MIN_HW_FRS     60UL
>
> diff --git a/drivers/common/cnxk/roc_nix.c b/drivers/common/cnxk/roc_nix.c
> index 23d508b941..d1e8c2d4af 100644
> --- a/drivers/common/cnxk/roc_nix.c
> +++ b/drivers/common/cnxk/roc_nix.c
> @@ -113,10 +113,13 @@ roc_nix_max_pkt_len(struct roc_nix *roc_nix)
>  {
>         struct nix *nix = roc_nix_to_nix_priv(roc_nix);
>
> +       if (roc_nix_is_sdp(roc_nix))
> +               return NIX_SDP_MAX_HW_FRS;
> +
>         if (roc_model_is_cn9k())
>                 return NIX_CN9K_MAX_HW_FRS;
>
> -       if (nix->lbk_link || roc_nix_is_sdp(roc_nix))
> +       if (nix->lbk_link)
>                 return NIX_LBK_MAX_HW_FRS;
>
>         return NIX_RPM_MAX_HW_FRS;
> --
> 2.25.1
>