On Thu, 29 May 2025 21:13:42 +0530
<kirankum...@marvell.com> wrote:
> From: Kiran Kumar K <kirankum...@marvell.com>
>
> On supporting hardware, RoCEv2 header can be used to
> perform RSS in the ingress path.
>
> Signed-off-by: Kiran Kumar K <kirankum...@marvell.com>
> ---
> V9 Changes:
> * Fix checkpatch warnings.
> V8 Changes:
> * Fixed doc
> V7 Changes;
> * Addressed review comments related to rss_type_table.
> app/test-pmd/config.c | 4 +++-
> doc/guides/rel_notes/release_25_07.rst | 5 +++++
> lib/ethdev/rte_ethdev.h | 2 ++
> 3 files changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
> index e89af21cec..26fd920a36 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -92,7 +92,8 @@ const struct rss_type_info rss_type_table[] = {
> { "all", RTE_ETH_RSS_ETH | RTE_ETH_RSS_VLAN | RTE_ETH_RSS_IP |
> RTE_ETH_RSS_TCP |
> RTE_ETH_RSS_UDP | RTE_ETH_RSS_SCTP | RTE_ETH_RSS_L2_PAYLOAD |
> RTE_ETH_RSS_L2TPV3 | RTE_ETH_RSS_ESP | RTE_ETH_RSS_AH |
> RTE_ETH_RSS_PFCP |
> - RTE_ETH_RSS_GTPU | RTE_ETH_RSS_ECPRI | RTE_ETH_RSS_MPLS |
> RTE_ETH_RSS_L2TPV2},
> + RTE_ETH_RSS_GTPU | RTE_ETH_RSS_ECPRI | RTE_ETH_RSS_MPLS |
> RTE_ETH_RSS_L2TPV2 |
> + RTE_ETH_RSS_IB_BTH},
> { "none", 0 },
> { "ip", RTE_ETH_RSS_IP },
> { "udp", RTE_ETH_RSS_UDP },
> @@ -149,6 +150,7 @@ const struct rss_type_info rss_type_table[] = {
> { "l3-dst-only", RTE_ETH_RSS_L3_DST_ONLY },
> { "l3-src-only", RTE_ETH_RSS_L3_SRC_ONLY },
> { "ipv6-flow-label", RTE_ETH_RSS_IPV6_FLOW_LABEL },
> + { "ib-bth", RTE_ETH_RSS_IB_BTH },
> { NULL, 0},
> };
>
> diff --git a/doc/guides/rel_notes/release_25_07.rst
> b/doc/guides/rel_notes/release_25_07.rst
> index 6b070801de..9a3677f972 100644
> --- a/doc/guides/rel_notes/release_25_07.rst
> +++ b/doc/guides/rel_notes/release_25_07.rst
> @@ -55,6 +55,11 @@ New Features
> Also, make sure to start the actual text at the margin.
> =======================================================
>
> +* **Added new RSS offload types for IB_BTH in RSS flow.**
> +
> + Added ``RTE_ETH_RSS_IB_BTH`` macro so that the RoCE Infiniband base
> transport header
> + can be used as input set for RSS.
> +
> * **Added burst mode query function to Intel drivers.**
>
> Added support for Rx and Tx burst mode query to the following drivers:
> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index ea7f8c4a1a..8e0c89581e 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -602,6 +602,8 @@ struct rte_eth_rss_conf {
>
> #define RTE_ETH_RSS_L2TPV2 RTE_BIT64(36)
> #define RTE_ETH_RSS_IPV6_FLOW_LABEL RTE_BIT64(37)
> +/** RoCE InfiniBand Base Transport Header */
> +#define RTE_ETH_RSS_IB_BTH RTE_BIT64(38)
>
> /*
> * We use the following macros to combine with above RTE_ETH_RSS_* for
> --
> 2.48.1
>
Applied with some rebasing and whitespace fixes to next-net.
