From 02f688532ecb83f1ec54a53dde93ae62a5f6d899 Mon Sep 17 00:00:00 2001 From: Alvin Zhang Date: Fri, 24 Sep 2021 17:57:29 +0800 Subject: [PATCH] net/iavf: support IPv4/L4 checksum RSS offload Add supports for RSS_IPV4_CHKSUM & RSS_L4_CHKSUM RSS offload types in RSS flow. Signed-off-by: Alvin Zhang Acked-by: Qi Zhang --- doc/guides/rel_notes/release_21_11.rst | 1 + drivers/net/iavf/iavf_hash.c | 38 +++++++++++++++++++++----- 2 files changed, 32 insertions(+), 7 deletions(-) diff --git a/doc/guides/rel_notes/release_21_11.rst b/doc/guides/rel_notes/release_21_11.rst index d7e0e44c1a..219071fd18 100644 --- a/doc/guides/rel_notes/release_21_11.rst +++ b/doc/guides/rel_notes/release_21_11.rst @@ -76,6 +76,7 @@ New Features * **Updated Intel iavf driver.** * Added Intel iavf support on Windows. + * Added IPv4 and L4 (TCP/UDP/SCTP) checksum hash support in RSS flow. * **Updated Intel ice driver.** diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c index 589d7f6856..e84f58d6f4 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 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, } 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 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, } 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 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, } 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 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, } 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 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, } 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)) -- 2.20.1