diff options
| author | Haiyue Wang <haiyue.wang@intel.com> | 2021-04-13 03:48:44 +0300 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2021-04-22 19:26:23 +0300 |
| commit | e41985f0fe8b68d1ac321bd4eda460fb553e65ad (patch) | |
| tree | a4eabb42c58e6b098dbf8971bc2d89425445a24d /drivers/net/ethernet/intel/iavf/iavf_adv_rss.c | |
| parent | 7b8f3f957b22746bc9a410d7cd2e9edd0efcc9f5 (diff) | |
| download | linux-e41985f0fe8b68d1ac321bd4eda460fb553e65ad.tar.xz | |
iavf: Support for modifying SCTP RSS flow hashing
Provide the ability to enable SCTP RSS hashing by ethtool.
It gives users option of generating RSS hash based on the SCTP source
and destination ports numbers, IPv4 or IPv6 source and destination
addresses.
Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/iavf/iavf_adv_rss.c')
| -rw-r--r-- | drivers/net/ethernet/intel/iavf/iavf_adv_rss.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf_adv_rss.c b/drivers/net/ethernet/intel/iavf/iavf_adv_rss.c index a8e03aaccc6b..6edbf134b73f 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_adv_rss.c +++ b/drivers/net/ethernet/intel/iavf/iavf_adv_rss.c @@ -74,6 +74,23 @@ iavf_fill_adv_rss_udp_hdr(struct virtchnl_proto_hdr *hdr, u64 hash_flds) } /** + * iavf_fill_adv_rss_sctp_hdr - fill the SCTP RSS protocol header + * @hdr: the virtchnl message protocol header data structure + * @hash_flds: the RSS configuration protocol hash fields + */ +static void +iavf_fill_adv_rss_sctp_hdr(struct virtchnl_proto_hdr *hdr, u64 hash_flds) +{ + VIRTCHNL_SET_PROTO_HDR_TYPE(hdr, SCTP); + + if (hash_flds & IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT) + VIRTCHNL_ADD_PROTO_HDR_FIELD_BIT(hdr, SCTP, SRC_PORT); + + if (hash_flds & IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT) + VIRTCHNL_ADD_PROTO_HDR_FIELD_BIT(hdr, SCTP, DST_PORT); +} + +/** * iavf_fill_adv_rss_cfg_msg - fill the RSS configuration into virtchnl message * @rss_cfg: the virtchnl message to be filled with RSS configuration setting * @packet_hdrs: the RSS configuration protocol header types @@ -112,6 +129,9 @@ iavf_fill_adv_rss_cfg_msg(struct virtchnl_rss_cfg *rss_cfg, case IAVF_ADV_RSS_FLOW_SEG_HDR_UDP: iavf_fill_adv_rss_udp_hdr(hdr, hash_flds); break; + case IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP: + iavf_fill_adv_rss_sctp_hdr(hdr, hash_flds); + break; default: return -EINVAL; } @@ -160,6 +180,8 @@ iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss, proto = "TCP"; else if (packet_hdrs & IAVF_ADV_RSS_FLOW_SEG_HDR_UDP) proto = "UDP"; + else if (packet_hdrs & IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP) + proto = "SCTP"; else return; @@ -178,10 +200,12 @@ iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss, IAVF_ADV_RSS_HASH_FLD_IPV6_DA)) strcat(hash_opt, "IP DA,"); if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT | - IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT)) + IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT | + IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT)) strcat(hash_opt, "src port,"); if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT | - IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT)) + IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT | + IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT)) strcat(hash_opt, "dst port,"); if (!action) |