[dpdk-dev] [PATCH] net/cnxk: add spec for SPI to SA action for cnxk

[Jerin Jacob]

On Mon, Jun 5, 2023 at 1:10 PM <psatheesh at marvell.com> wrote:
>
> From: Kiran Kumar K <kirankumark at marvell.com>
>
> Adding spec for MS_28_25 Flow action for cnxk device.
>
> Signed-off-by: Kiran Kumar K <kirankumark at marvell.com>
> Reviewed-by: Nithin Kumar Dabilpuram <ndabilpuram at marvell.com>

Updated the git commit as follows and applied to
dpdk-next-net-mrvl/for-next-net. Thanks

    net/cnxk: support new SPI to SA action as ALG4

    Support MS_28_25 SPI to SA action as RTE_PMD_CNXK_SEC_ACTION_ALG4.

    Signed-off-by: Kiran Kumar K <kirankumark at marvell.com>
    Reviewed-by: Nithin Kumar Dabilpuram <ndabilpuram at marvell.com>

> ---
>  drivers/net/cnxk/rte_pmd_cnxk.h | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/cnxk/rte_pmd_cnxk.h b/drivers/net/cnxk/rte_pmd_cnxk.h
> index 8770425dfb..d7eadd582d 100644
> --- a/drivers/net/cnxk/rte_pmd_cnxk.h
> +++ b/drivers/net/cnxk/rte_pmd_cnxk.h
> @@ -34,12 +34,17 @@ enum rte_pmd_cnxk_sec_action_alg {
>          *  SA_alg = { 7'b0, SA_mcam[24:0] + SPI[27:25]}
>          */
>         RTE_PMD_CNXK_SEC_ACTION_ALG2,
> +       /** SPI<28:25> segment the sequence number space.
> +        * Initial SA_index is from SA_XOR if enabled.
> +        * SA_alg = { 7'b0, SA_mcam[24:0] + SPI[28:25]}
> +        */
> +       RTE_PMD_CNXK_SEC_ACTION_ALG3,
>         /** The inbound SPI maybe "random", therefore we want the MCAM to be
>          * capable of remapping the SPI to an arbitrary SA_index.
>          * SPI to SA is done using a lookup in NIX/NPC cam entry with key as
>          * SPI, MATCH_ID, LFID.
>          */
> -       RTE_PMD_CNXK_SEC_ACTION_ALG3,
> +       RTE_PMD_CNXK_SEC_ACTION_ALG4,
>  };
>
>  struct rte_pmd_cnxk_sec_action {
> --
> 2.39.2
>