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>
This commit is contained in:
Haiyue Wang
Tony Nguyen
Родитель
7b8f3f957b
Коммит
e41985f0fe
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@ -73,6 +73,23 @@ iavf_fill_adv_rss_udp_hdr(struct virtchnl_proto_hdr *hdr, u64 hash_flds)
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VIRTCHNL_ADD_PROTO_HDR_FIELD_BIT(hdr, UDP, DST_PORT);
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}
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/**
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* iavf_fill_adv_rss_sctp_hdr - fill the SCTP RSS protocol header
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* @hdr: the virtchnl message protocol header data structure
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* @hash_flds: the RSS configuration protocol hash fields
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*/
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static void
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iavf_fill_adv_rss_sctp_hdr(struct virtchnl_proto_hdr *hdr, u64 hash_flds)
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{
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VIRTCHNL_SET_PROTO_HDR_TYPE(hdr, SCTP);
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if (hash_flds & IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT)
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VIRTCHNL_ADD_PROTO_HDR_FIELD_BIT(hdr, SCTP, SRC_PORT);
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if (hash_flds & IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT)
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VIRTCHNL_ADD_PROTO_HDR_FIELD_BIT(hdr, SCTP, DST_PORT);
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}
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/**
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* iavf_fill_adv_rss_cfg_msg - fill the RSS configuration into virtchnl message
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* @rss_cfg: the virtchnl message to be filled with RSS configuration setting
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@ -112,6 +129,9 @@ iavf_fill_adv_rss_cfg_msg(struct virtchnl_rss_cfg *rss_cfg,
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case IAVF_ADV_RSS_FLOW_SEG_HDR_UDP:
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iavf_fill_adv_rss_udp_hdr(hdr, hash_flds);
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break;
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case IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP:
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iavf_fill_adv_rss_sctp_hdr(hdr, hash_flds);
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break;
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default:
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return -EINVAL;
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}
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@ -160,6 +180,8 @@ iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss,
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proto = "TCP";
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else if (packet_hdrs & IAVF_ADV_RSS_FLOW_SEG_HDR_UDP)
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proto = "UDP";
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else if (packet_hdrs & IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP)
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proto = "SCTP";
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else
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return;
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@ -178,10 +200,12 @@ iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss,
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IAVF_ADV_RSS_HASH_FLD_IPV6_DA))
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strcat(hash_opt, "IP DA,");
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if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT |
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IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT))
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IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT |
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IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT))
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strcat(hash_opt, "src port,");
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if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT |
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IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT))
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IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT |
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IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT))
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strcat(hash_opt, "dst port,");
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if (!action)
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@ -21,6 +21,7 @@ enum iavf_adv_rss_flow_seg_hdr {
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6 = 0x00000002,
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IAVF_ADV_RSS_FLOW_SEG_HDR_TCP = 0x00000004,
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IAVF_ADV_RSS_FLOW_SEG_HDR_UDP = 0x00000008,
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IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP = 0x00000010,
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};
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#define IAVF_ADV_RSS_FLOW_SEG_HDR_L3 \
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@ -29,7 +30,8 @@ enum iavf_adv_rss_flow_seg_hdr {
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#define IAVF_ADV_RSS_FLOW_SEG_HDR_L4 \
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(IAVF_ADV_RSS_FLOW_SEG_HDR_TCP | \
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IAVF_ADV_RSS_FLOW_SEG_HDR_UDP)
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IAVF_ADV_RSS_FLOW_SEG_HDR_UDP | \
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IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP)
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enum iavf_adv_rss_flow_field {
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/* L3 */
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@ -42,6 +44,8 @@ enum iavf_adv_rss_flow_field {
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IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT,
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/* The total number of enums must not exceed 64 */
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IAVF_ADV_RSS_FLOW_FIELD_IDX_MAX
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@ -64,6 +68,10 @@ enum iavf_adv_rss_flow_field {
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT)
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/* bookkeeping of advanced RSS configuration */
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struct iavf_adv_rss {
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@ -1438,6 +1438,10 @@ static u32 iavf_adv_rss_parse_hdrs(struct ethtool_rxnfc *cmd)
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hdrs |= IAVF_ADV_RSS_FLOW_SEG_HDR_UDP |
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4;
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break;
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case SCTP_V4_FLOW:
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hdrs |= IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP |
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4;
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break;
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case TCP_V6_FLOW:
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hdrs |= IAVF_ADV_RSS_FLOW_SEG_HDR_TCP |
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6;
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@ -1446,6 +1450,10 @@ static u32 iavf_adv_rss_parse_hdrs(struct ethtool_rxnfc *cmd)
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hdrs |= IAVF_ADV_RSS_FLOW_SEG_HDR_UDP |
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6;
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break;
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case SCTP_V6_FLOW:
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hdrs |= IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP |
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6;
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break;
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default:
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break;
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}
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@ -1468,6 +1476,7 @@ static u64 iavf_adv_rss_parse_hash_flds(struct ethtool_rxnfc *cmd)
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switch (cmd->flow_type) {
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case TCP_V4_FLOW:
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case UDP_V4_FLOW:
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case SCTP_V4_FLOW:
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if (cmd->data & RXH_IP_SRC)
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hfld |= IAVF_ADV_RSS_HASH_FLD_IPV4_SA;
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if (cmd->data & RXH_IP_DST)
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@ -1475,6 +1484,7 @@ static u64 iavf_adv_rss_parse_hash_flds(struct ethtool_rxnfc *cmd)
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break;
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case TCP_V6_FLOW:
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case UDP_V6_FLOW:
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case SCTP_V6_FLOW:
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if (cmd->data & RXH_IP_SRC)
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hfld |= IAVF_ADV_RSS_HASH_FLD_IPV6_SA;
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if (cmd->data & RXH_IP_DST)
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@ -1501,6 +1511,13 @@ static u64 iavf_adv_rss_parse_hash_flds(struct ethtool_rxnfc *cmd)
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if (cmd->data & RXH_L4_B_2_3)
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hfld |= IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT;
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break;
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case SCTP_V4_FLOW:
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case SCTP_V6_FLOW:
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if (cmd->data & RXH_L4_B_0_1)
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hfld |= IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT;
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if (cmd->data & RXH_L4_B_2_3)
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hfld |= IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT;
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break;
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default:
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break;
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}
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@ -1635,11 +1652,13 @@ iavf_get_adv_rss_hash_opt(struct iavf_adapter *adapter,
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cmd->data |= (u64)RXH_IP_DST;
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if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT |
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IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT))
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IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT |
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IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT))
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cmd->data |= (u64)RXH_L4_B_0_1;
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if (hash_flds & (IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT |
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IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT))
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IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT |
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IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT))
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cmd->data |= (u64)RXH_L4_B_2_3;
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return 0;
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