Add supports for RSS_IPV4_CHKSUM & RSS_L4_CHKSUM RSS offload types
in RSS flow.
Signed-off-by: Alvin Zhang <alvinx.zh...@intel.com>
---
v2: rebase to dpdk-next-net-intel
v3: add release note
---
doc/guides/rel_notes/release_21_11.rst | 4 ++++
drivers/net/iavf/iavf_hash.c | 38 +++++++++++++++++++++++++++-------
2 files changed, 35 insertions(+), 7 deletions(-)
diff --git a/doc/guides/rel_notes/release_21_11.rst
b/doc/guides/rel_notes/release_21_11.rst
index eeb1e3d..dcff939 100644
--- a/doc/guides/rel_notes/release_21_11.rst
+++ b/doc/guides/rel_notes/release_21_11.rst
@@ -73,6 +73,10 @@ New Features
* Implement support for tunnel offload.
* Updated HWRM API to version 1.10.2.44
+* **Updated Intel iavf driver.**
+
+ * Added IPv4 and L4(TCP/UDP/SCTP) checksum hash support in RSS flow.
+
* **Updated Intel ice driver.**
* Added 1PPS out support by a devargs.
diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index 03dae5d..01b8c08 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -342,23 +342,30 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
/* IPv4 outer */
#define IAVF_RSS_TYPE_OUTER_IPV4 (ETH_RSS_ETH | ETH_RSS_IPV4 | \
- ETH_RSS_FRAG_IPV4)
+ ETH_RSS_FRAG_IPV4 | \
+ ETH_RSS_IPV4_CHKSUM)
#define IAVF_RSS_TYPE_OUTER_IPV4_UDP (IAVF_RSS_TYPE_OUTER_IPV4 | \
- ETH_RSS_NONFRAG_IPV4_UDP)
+ ETH_RSS_NONFRAG_IPV4_UDP | \
+ ETH_RSS_L4_CHKSUM)
#define IAVF_RSS_TYPE_OUTER_IPV4_TCP (IAVF_RSS_TYPE_OUTER_IPV4 | \
- ETH_RSS_NONFRAG_IPV4_TCP)
+ ETH_RSS_NONFRAG_IPV4_TCP | \
+ ETH_RSS_L4_CHKSUM)
#define IAVF_RSS_TYPE_OUTER_IPV4_SCTP (IAVF_RSS_TYPE_OUTER_IPV4 | \
- ETH_RSS_NONFRAG_IPV4_SCTP)
+ ETH_RSS_NONFRAG_IPV4_SCTP | \
+ ETH_RSS_L4_CHKSUM)
/* IPv6 outer */
#define IAVF_RSS_TYPE_OUTER_IPV6 (ETH_RSS_ETH | ETH_RSS_IPV6)
#define IAVF_RSS_TYPE_OUTER_IPV6_FRAG (IAVF_RSS_TYPE_OUTER_IPV6 | \
ETH_RSS_FRAG_IPV6)
#define IAVF_RSS_TYPE_OUTER_IPV6_UDP (IAVF_RSS_TYPE_OUTER_IPV6 | \
- ETH_RSS_NONFRAG_IPV6_UDP)
+ ETH_RSS_NONFRAG_IPV6_UDP | \
+ ETH_RSS_L4_CHKSUM)
#define IAVF_RSS_TYPE_OUTER_IPV6_TCP (IAVF_RSS_TYPE_OUTER_IPV6 | \
- ETH_RSS_NONFRAG_IPV6_TCP)
+ ETH_RSS_NONFRAG_IPV6_TCP | \
+ ETH_RSS_L4_CHKSUM)
#define IAVF_RSS_TYPE_OUTER_IPV6_SCTP (IAVF_RSS_TYPE_OUTER_IPV6 | \
- ETH_RSS_NONFRAG_IPV6_SCTP)
+ ETH_RSS_NONFRAG_IPV6_SCTP | \
+ ETH_RSS_L4_CHKSUM)
/* VLAN IPV4 */
#define IAVF_RSS_TYPE_VLAN_IPV4 (IAVF_RSS_TYPE_OUTER_IPV4 | \
ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
@@ -800,6 +807,10 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
} else {
hdr->field_selector = 0;
}
+
+ if (rss_type & ETH_RSS_IPV4_CHKSUM)
+ REFINE_PROTO_FLD(ADD, IPV4_CHKSUM);
+
break;
case VIRTCHNL_PROTO_HDR_IPV4_FRAG:
if (rss_type &
@@ -812,6 +823,10 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
} else {
hdr->field_selector = 0;
}
+
+ if (rss_type & ETH_RSS_IPV4_CHKSUM)
+ REFINE_PROTO_FLD(ADD, IPV4_CHKSUM);
+
break;
case VIRTCHNL_PROTO_HDR_IPV6:
if (rss_type &
@@ -863,6 +878,9 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
} else {
hdr->field_selector = 0;
}
+
+ if (rss_type & ETH_RSS_L4_CHKSUM)
+ REFINE_PROTO_FLD(ADD, UDP_CHKSUM);
break;
case VIRTCHNL_PROTO_HDR_TCP:
if (rss_type &
@@ -879,6 +897,9 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
} else {
hdr->field_selector = 0;
}
+
+ if (rss_type & ETH_RSS_L4_CHKSUM)
+ REFINE_PROTO_FLD(ADD, TCP_CHKSUM);
break;
case VIRTCHNL_PROTO_HDR_SCTP:
if (rss_type &
@@ -895,6 +916,9 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
} else {
hdr->field_selector = 0;
}
+
+ if (rss_type & ETH_RSS_L4_CHKSUM)
+ REFINE_PROTO_FLD(ADD, SCTP_CHKSUM);
break;
case VIRTCHNL_PROTO_HDR_S_VLAN:
if (!(rss_type & ETH_RSS_S_VLAN))
--
1.8.3.1
