Re: [PATCH v2 1/6] ethdev: add L2TPv2 RSS offload type

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 1/26/2022 6:30 AM, Jie Wang wrote:
> This patch defines new RSS offload type for L2TPv2, which
> is required when users want to distribute packets based on
> the L2TPv2 session ID field.
> 
> Signed-off-by: Jie Wang <jie1x.wang@intel.com>

<...>

> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index 147cc1ced3..1e493a1e33 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -651,6 +651,13 @@ struct rte_eth_rss_conf {
>   #define RTE_ETH_RSS_L4_CHKSUM          RTE_BIT64(35)
>   #define ETH_RSS_L4_CHKSUM RTE_DEPRECATED(ETH_RSS_L4_CHKSUM) RTE_ETH_RSS_L4_CHKSUM
>   
> +/*
> + * Below macro is defined for RSS offload type, it can be used to
> + * fill rte_eth_rss_conf.rss_hf or rte_flow_action_rss.types.
> + */
> +#define RTE_ETH_RSS_L2TPV2            RTE_BIT64(36)
> +#define ETH_RSS_L2TPV2 RTE_DEPRECATED(ETH_RSS_L2TPV2) RTE_ETH_RSS_L2TPV2

The RTE_DEPRECATED is for old and deprecated macros, please don't use it for new
macros.

> +
>   /*
>    * We use the following macros to combine with above RTE_ETH_RSS_* for
>    * more specific input set selection. These bits are defined starting