1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2021, Intel Corporation. */ 3 4 #ifndef _IAVF_ADV_RSS_H_ 5 #define _IAVF_ADV_RSS_H_ 6 7 struct iavf_adapter; 8 9 /* State of advanced RSS configuration */ 10 enum iavf_adv_rss_state_t { 11 IAVF_ADV_RSS_ADD_REQUEST, /* User requests to add RSS */ 12 IAVF_ADV_RSS_ADD_PENDING, /* RSS pending add by the PF */ 13 IAVF_ADV_RSS_DEL_REQUEST, /* Driver requests to delete RSS */ 14 IAVF_ADV_RSS_DEL_PENDING, /* RSS pending delete by the PF */ 15 IAVF_ADV_RSS_ACTIVE, /* RSS configuration is active */ 16 }; 17 18 enum iavf_adv_rss_flow_seg_hdr { 19 IAVF_ADV_RSS_FLOW_SEG_HDR_NONE = 0x00000000, 20 IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 = 0x00000001, 21 IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6 = 0x00000002, 22 IAVF_ADV_RSS_FLOW_SEG_HDR_TCP = 0x00000004, 23 IAVF_ADV_RSS_FLOW_SEG_HDR_UDP = 0x00000008, 24 IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP = 0x00000010, 25 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC = 0x00000400, 26 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC_TEID = 0x00000800, 27 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_IP = 0x00001000, 28 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_EH = 0x00002000, 29 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_DWN = 0x00004000, 30 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_UP = 0x00008000, 31 }; 32 33 #define IAVF_ADV_RSS_FLOW_SEG_HDR_L3 \ 34 (IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 | \ 35 IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6) 36 37 #define IAVF_ADV_RSS_FLOW_SEG_HDR_L4 \ 38 (IAVF_ADV_RSS_FLOW_SEG_HDR_TCP | \ 39 IAVF_ADV_RSS_FLOW_SEG_HDR_UDP | \ 40 IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP) 41 42 #define IAVF_ADV_RSS_FLOW_SEG_HDR_GTP \ 43 (IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC | \ 44 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC_TEID | \ 45 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_IP | \ 46 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_EH | \ 47 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_DWN | \ 48 IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_UP) 49 50 enum iavf_adv_rss_flow_field { 51 /* L3 */ 52 IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA, 53 IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA, 54 IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA, 55 IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA, 56 /* L4 */ 57 IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT, 58 IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT, 59 IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT, 60 IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT, 61 IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT, 62 IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT, 63 /* GTPC_TEID */ 64 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPC_TEID, 65 /* GTPU_IP */ 66 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_IP_TEID, 67 /* GTPU_EH */ 68 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_TEID, 69 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_QFI, 70 /* GTPU_UP */ 71 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_UP_TEID, 72 /* GTPU_DWN */ 73 IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_DWN_TEID, 74 75 /* The total number of enums must not exceed 64 */ 76 IAVF_ADV_RSS_FLOW_FIELD_IDX_MAX 77 }; 78 79 #define IAVF_ADV_RSS_HASH_INVALID 0 80 #define IAVF_ADV_RSS_HASH_FLD_IPV4_SA \ 81 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA) 82 #define IAVF_ADV_RSS_HASH_FLD_IPV6_SA \ 83 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA) 84 #define IAVF_ADV_RSS_HASH_FLD_IPV4_DA \ 85 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA) 86 #define IAVF_ADV_RSS_HASH_FLD_IPV6_DA \ 87 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA) 88 #define IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT \ 89 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT) 90 #define IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT \ 91 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT) 92 #define IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT \ 93 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT) 94 #define IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT \ 95 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT) 96 #define IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT \ 97 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT) 98 #define IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT \ 99 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT) 100 #define IAVF_ADV_RSS_HASH_FLD_GTPC_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPC_TEID) 101 #define IAVF_ADV_RSS_HASH_FLD_GTPU_IP_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_IP_TEID) 102 #define IAVF_ADV_RSS_HASH_FLD_GTPU_EH_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_TEID) 103 #define IAVF_ADV_RSS_HASH_FLD_GTPU_UP_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_UP_TEID) 104 #define IAVF_ADV_RSS_HASH_FLD_GTPU_DWN_TEID \ 105 BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_DWN_TEID) 106 107 /* bookkeeping of advanced RSS configuration */ 108 struct iavf_adv_rss { 109 enum iavf_adv_rss_state_t state; 110 struct list_head list; 111 112 u32 packet_hdrs; 113 u64 hash_flds; 114 bool symm; 115 116 struct virtchnl_rss_cfg cfg_msg; 117 }; 118 119 int 120 iavf_fill_adv_rss_cfg_msg(struct virtchnl_rss_cfg *rss_cfg, 121 u32 packet_hdrs, u64 hash_flds, bool symm); 122 struct iavf_adv_rss * 123 iavf_find_adv_rss_cfg_by_hdrs(struct iavf_adapter *adapter, u32 packet_hdrs); 124 void 125 iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss, 126 const char *action, const char *result); 127 #endif /* _IAVF_ADV_RSS_H_ */ 128