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
