1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2001-2020 Intel Corporation 3 */ 4 5 #ifndef _ICE_FLOW_H_ 6 #define _ICE_FLOW_H_ 7 8 #include "ice_flex_type.h" 9 #include "ice_acl.h" 10 11 #define ICE_IPV4_MAKE_PREFIX_MASK(prefix) ((u32)(~0) << (32 - (prefix))) 12 #define ICE_FLOW_PROF_ID_INVAL 0xfffffffffffffffful 13 #define ICE_FLOW_PROF_ID_BYPASS 0 14 #define ICE_FLOW_PROF_ID_DEFAULT 1 15 #define ICE_FLOW_ENTRY_HANDLE_INVAL 0 16 #define ICE_FLOW_VSI_INVAL 0xffff 17 #define ICE_FLOW_FLD_OFF_INVAL 0xffff 18 19 /* Generate flow hash field from flow field type(s) */ 20 #define ICE_FLOW_HASH_ETH \ 21 (BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_DA) | \ 22 BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_SA)) 23 #define ICE_FLOW_HASH_IPV4 \ 24 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | \ 25 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)) 26 #define ICE_FLOW_HASH_IPV6 \ 27 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | \ 28 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)) 29 #define ICE_FLOW_HASH_IPV6_PRE32 \ 30 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE32_SA) | \ 31 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE32_DA)) 32 #define ICE_FLOW_HASH_IPV6_PRE48 \ 33 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE48_SA) | \ 34 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE48_DA)) 35 #define ICE_FLOW_HASH_IPV6_PRE64 \ 36 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE64_SA) | \ 37 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE64_DA)) 38 #define ICE_FLOW_HASH_TCP_PORT \ 39 (BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) | \ 40 BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)) 41 #define ICE_FLOW_HASH_UDP_PORT \ 42 (BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) | \ 43 BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)) 44 #define ICE_FLOW_HASH_SCTP_PORT \ 45 (BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) | \ 46 BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)) 47 48 #define ICE_HASH_INVALID 0 49 #define ICE_HASH_TCP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_TCP_PORT) 50 #define ICE_HASH_TCP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_TCP_PORT) 51 #define ICE_HASH_UDP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_UDP_PORT) 52 #define ICE_HASH_UDP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_UDP_PORT) 53 #define ICE_HASH_SCTP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_SCTP_PORT) 54 #define ICE_HASH_SCTP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_SCTP_PORT) 55 56 #define ICE_HASH_TCP_IPV6_PRE32 \ 57 (ICE_FLOW_HASH_IPV6_PRE32 | ICE_FLOW_HASH_TCP_PORT) 58 #define ICE_HASH_UDP_IPV6_PRE32 \ 59 (ICE_FLOW_HASH_IPV6_PRE32 | ICE_FLOW_HASH_UDP_PORT) 60 #define ICE_HASH_SCTP_IPV6_PRE32 \ 61 (ICE_FLOW_HASH_IPV6_PRE32 | ICE_FLOW_HASH_SCTP_PORT) 62 #define ICE_HASH_TCP_IPV6_PRE48 \ 63 (ICE_FLOW_HASH_IPV6_PRE48 | ICE_FLOW_HASH_TCP_PORT) 64 #define ICE_HASH_UDP_IPV6_PRE48 \ 65 (ICE_FLOW_HASH_IPV6_PRE48 | ICE_FLOW_HASH_UDP_PORT) 66 #define ICE_HASH_SCTP_IPV6_PRE48 \ 67 (ICE_FLOW_HASH_IPV6_PRE48 | ICE_FLOW_HASH_SCTP_PORT) 68 #define ICE_HASH_TCP_IPV6_PRE64 \ 69 (ICE_FLOW_HASH_IPV6_PRE64 | ICE_FLOW_HASH_TCP_PORT) 70 #define ICE_HASH_UDP_IPV6_PRE64 \ 71 (ICE_FLOW_HASH_IPV6_PRE64 | ICE_FLOW_HASH_UDP_PORT) 72 #define ICE_HASH_SCTP_IPV6_PRE64 \ 73 (ICE_FLOW_HASH_IPV6_PRE64 | ICE_FLOW_HASH_SCTP_PORT) 74 75 #define ICE_FLOW_HASH_VXLAN_VNI \ 76 (BIT_ULL(ICE_FLOW_FIELD_IDX_VXLAN_VNI)) 77 78 #define ICE_FLOW_HASH_GTP_TEID \ 79 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID)) 80 81 #define ICE_FLOW_HASH_GTP_IPV4_TEID \ 82 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_TEID) 83 #define ICE_FLOW_HASH_GTP_IPV6_TEID \ 84 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_TEID) 85 86 #define ICE_FLOW_HASH_GTP_U_TEID \ 87 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID)) 88 89 #define ICE_FLOW_HASH_GTP_U_IPV4_TEID \ 90 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_TEID) 91 #define ICE_FLOW_HASH_GTP_U_IPV6_TEID \ 92 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_TEID) 93 94 #define ICE_FLOW_HASH_GTP_U_EH_TEID \ 95 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID)) 96 97 #define ICE_FLOW_HASH_GTP_U_EH_QFI \ 98 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_QFI)) 99 100 #define ICE_FLOW_HASH_GTP_U_IPV4_EH \ 101 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_EH_TEID | \ 102 ICE_FLOW_HASH_GTP_U_EH_QFI) 103 #define ICE_FLOW_HASH_GTP_U_IPV6_EH \ 104 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_EH_TEID | \ 105 ICE_FLOW_HASH_GTP_U_EH_QFI) 106 107 #define ICE_FLOW_HASH_PPPOE_SESS_ID \ 108 (BIT_ULL(ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID)) 109 110 #define ICE_FLOW_HASH_PPPOE_SESS_ID_ETH \ 111 (ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_PPPOE_SESS_ID) 112 #define ICE_FLOW_HASH_PPPOE_TCP_ID \ 113 (ICE_FLOW_HASH_TCP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID) 114 #define ICE_FLOW_HASH_PPPOE_UDP_ID \ 115 (ICE_FLOW_HASH_UDP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID) 116 117 #define ICE_FLOW_HASH_PFCP_SEID \ 118 (BIT_ULL(ICE_FLOW_FIELD_IDX_PFCP_SEID)) 119 #define ICE_FLOW_HASH_PFCP_IPV4_SEID \ 120 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_PFCP_SEID) 121 #define ICE_FLOW_HASH_PFCP_IPV6_SEID \ 122 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_PFCP_SEID) 123 124 #define ICE_FLOW_HASH_L2TPV3_SESS_ID \ 125 (BIT_ULL(ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID)) 126 #define ICE_FLOW_HASH_L2TPV3_IPV4_SESS_ID \ 127 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_L2TPV3_SESS_ID) 128 #define ICE_FLOW_HASH_L2TPV3_IPV6_SESS_ID \ 129 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_L2TPV3_SESS_ID) 130 131 #define ICE_FLOW_HASH_ESP_SPI \ 132 (BIT_ULL(ICE_FLOW_FIELD_IDX_ESP_SPI)) 133 #define ICE_FLOW_HASH_ESP_IPV4_SPI \ 134 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_ESP_SPI) 135 #define ICE_FLOW_HASH_ESP_IPV6_SPI \ 136 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_ESP_SPI) 137 138 #define ICE_FLOW_HASH_AH_SPI \ 139 (BIT_ULL(ICE_FLOW_FIELD_IDX_AH_SPI)) 140 #define ICE_FLOW_HASH_AH_IPV4_SPI \ 141 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_AH_SPI) 142 #define ICE_FLOW_HASH_AH_IPV6_SPI \ 143 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_AH_SPI) 144 145 #define ICE_FLOW_HASH_NAT_T_ESP_SPI \ 146 (BIT_ULL(ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI)) 147 #define ICE_FLOW_HASH_NAT_T_ESP_IPV4_SPI \ 148 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_NAT_T_ESP_SPI) 149 #define ICE_FLOW_HASH_NAT_T_ESP_IPV6_SPI \ 150 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_NAT_T_ESP_SPI) 151 152 /* Protocol header fields within a packet segment. A segment consists of one or 153 * more protocol headers that make up a logical group of protocol headers. Each 154 * logical group of protocol headers encapsulates or is encapsulated using/by 155 * tunneling or encapsulation protocols for network virtualization such as GRE, 156 * VxLAN, etc. 157 */ 158 enum ice_flow_seg_hdr { 159 ICE_FLOW_SEG_HDR_NONE = 0x00000000, 160 ICE_FLOW_SEG_HDR_ETH = 0x00000001, 161 ICE_FLOW_SEG_HDR_VLAN = 0x00000002, 162 ICE_FLOW_SEG_HDR_IPV4 = 0x00000004, 163 ICE_FLOW_SEG_HDR_IPV6 = 0x00000008, 164 ICE_FLOW_SEG_HDR_ARP = 0x00000010, 165 ICE_FLOW_SEG_HDR_ICMP = 0x00000020, 166 ICE_FLOW_SEG_HDR_TCP = 0x00000040, 167 ICE_FLOW_SEG_HDR_UDP = 0x00000080, 168 ICE_FLOW_SEG_HDR_SCTP = 0x00000100, 169 ICE_FLOW_SEG_HDR_GRE = 0x00000200, 170 ICE_FLOW_SEG_HDR_GTPC = 0x00000400, 171 ICE_FLOW_SEG_HDR_GTPC_TEID = 0x00000800, 172 ICE_FLOW_SEG_HDR_GTPU_IP = 0x00001000, 173 ICE_FLOW_SEG_HDR_GTPU_EH = 0x00002000, 174 ICE_FLOW_SEG_HDR_GTPU_DWN = 0x00004000, 175 ICE_FLOW_SEG_HDR_GTPU_UP = 0x00008000, 176 ICE_FLOW_SEG_HDR_PPPOE = 0x00010000, 177 ICE_FLOW_SEG_HDR_PFCP_NODE = 0x00020000, 178 ICE_FLOW_SEG_HDR_PFCP_SESSION = 0x00040000, 179 ICE_FLOW_SEG_HDR_L2TPV3 = 0x00080000, 180 ICE_FLOW_SEG_HDR_ESP = 0x00100000, 181 ICE_FLOW_SEG_HDR_AH = 0x00200000, 182 ICE_FLOW_SEG_HDR_NAT_T_ESP = 0x00400000, 183 ICE_FLOW_SEG_HDR_ETH_NON_IP = 0x00800000, 184 ICE_FLOW_SEG_HDR_GTPU_NON_IP = 0x01000000, 185 ICE_FLOW_SEG_HDR_VXLAN = 0x02000000, 186 ICE_FLOW_SEG_HDR_ECPRI_TP0 = 0x04000000, 187 ICE_FLOW_SEG_HDR_UDP_ECPRI_TP0 = 0x08000000, 188 /* The following is an additive bit for ICE_FLOW_SEG_HDR_IPV4 and 189 * ICE_FLOW_SEG_HDR_IPV6 which include the IPV4 other PTYPEs 190 */ 191 ICE_FLOW_SEG_HDR_IPV_OTHER = 0x20000000, 192 }; 193 194 /* These segements all have the same PTYPES, but are otherwise distinguished by 195 * the value of the gtp_eh_pdu and gtp_eh_pdu_link flags: 196 * 197 * gtp_eh_pdu gtp_eh_pdu_link 198 * ICE_FLOW_SEG_HDR_GTPU_IP 0 0 199 * ICE_FLOW_SEG_HDR_GTPU_EH 1 don't care 200 * ICE_FLOW_SEG_HDR_GTPU_DWN 1 0 201 * ICE_FLOW_SEG_HDR_GTPU_UP 1 1 202 */ 203 #define ICE_FLOW_SEG_HDR_GTPU (ICE_FLOW_SEG_HDR_GTPU_IP | \ 204 ICE_FLOW_SEG_HDR_GTPU_EH | \ 205 ICE_FLOW_SEG_HDR_GTPU_DWN | \ 206 ICE_FLOW_SEG_HDR_GTPU_UP) 207 #define ICE_FLOW_SEG_HDR_PFCP (ICE_FLOW_SEG_HDR_PFCP_NODE | \ 208 ICE_FLOW_SEG_HDR_PFCP_SESSION) 209 210 enum ice_flow_field { 211 /* L2 */ 212 ICE_FLOW_FIELD_IDX_ETH_DA, 213 ICE_FLOW_FIELD_IDX_ETH_SA, 214 ICE_FLOW_FIELD_IDX_S_VLAN, 215 ICE_FLOW_FIELD_IDX_C_VLAN, 216 ICE_FLOW_FIELD_IDX_ETH_TYPE, 217 /* L3 */ 218 ICE_FLOW_FIELD_IDX_IPV4_DSCP, 219 ICE_FLOW_FIELD_IDX_IPV6_DSCP, 220 ICE_FLOW_FIELD_IDX_IPV4_TTL, 221 ICE_FLOW_FIELD_IDX_IPV4_PROT, 222 ICE_FLOW_FIELD_IDX_IPV6_TTL, 223 ICE_FLOW_FIELD_IDX_IPV6_PROT, 224 ICE_FLOW_FIELD_IDX_IPV4_SA, 225 ICE_FLOW_FIELD_IDX_IPV4_DA, 226 ICE_FLOW_FIELD_IDX_IPV6_SA, 227 ICE_FLOW_FIELD_IDX_IPV6_DA, 228 ICE_FLOW_FIELD_IDX_IPV6_PRE32_SA, 229 ICE_FLOW_FIELD_IDX_IPV6_PRE32_DA, 230 ICE_FLOW_FIELD_IDX_IPV6_PRE48_SA, 231 ICE_FLOW_FIELD_IDX_IPV6_PRE48_DA, 232 ICE_FLOW_FIELD_IDX_IPV6_PRE64_SA, 233 ICE_FLOW_FIELD_IDX_IPV6_PRE64_DA, 234 /* L4 */ 235 ICE_FLOW_FIELD_IDX_TCP_SRC_PORT, 236 ICE_FLOW_FIELD_IDX_TCP_DST_PORT, 237 ICE_FLOW_FIELD_IDX_UDP_SRC_PORT, 238 ICE_FLOW_FIELD_IDX_UDP_DST_PORT, 239 ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT, 240 ICE_FLOW_FIELD_IDX_SCTP_DST_PORT, 241 ICE_FLOW_FIELD_IDX_TCP_FLAGS, 242 /* ARP */ 243 ICE_FLOW_FIELD_IDX_ARP_SIP, 244 ICE_FLOW_FIELD_IDX_ARP_DIP, 245 ICE_FLOW_FIELD_IDX_ARP_SHA, 246 ICE_FLOW_FIELD_IDX_ARP_DHA, 247 ICE_FLOW_FIELD_IDX_ARP_OP, 248 /* ICMP */ 249 ICE_FLOW_FIELD_IDX_ICMP_TYPE, 250 ICE_FLOW_FIELD_IDX_ICMP_CODE, 251 /* GRE */ 252 ICE_FLOW_FIELD_IDX_GRE_KEYID, 253 /* GTPC_TEID */ 254 ICE_FLOW_FIELD_IDX_GTPC_TEID, 255 /* GTPU_IP */ 256 ICE_FLOW_FIELD_IDX_GTPU_IP_TEID, 257 /* GTPU_EH */ 258 ICE_FLOW_FIELD_IDX_GTPU_EH_TEID, 259 ICE_FLOW_FIELD_IDX_GTPU_EH_QFI, 260 /* GTPU_UP */ 261 ICE_FLOW_FIELD_IDX_GTPU_UP_TEID, 262 /* GTPU_DWN */ 263 ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID, 264 /* PPPOE */ 265 ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID, 266 /* PFCP */ 267 ICE_FLOW_FIELD_IDX_PFCP_SEID, 268 /* L2TPV3 */ 269 ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID, 270 /* ESP */ 271 ICE_FLOW_FIELD_IDX_ESP_SPI, 272 /* AH */ 273 ICE_FLOW_FIELD_IDX_AH_SPI, 274 /* NAT_T ESP */ 275 ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI, 276 /* VXLAN VNI */ 277 ICE_FLOW_FIELD_IDX_VXLAN_VNI, 278 /* ECPRI_TP0 */ 279 ICE_FLOW_FIELD_IDX_ECPRI_TP0_PC_ID, 280 /* UDP_ECPRI_TP0 */ 281 ICE_FLOW_FIELD_IDX_UDP_ECPRI_TP0_PC_ID, 282 /* The total number of enums must not exceed 64 */ 283 ICE_FLOW_FIELD_IDX_MAX 284 }; 285 286 /* Flow headers and fields for AVF support */ 287 enum ice_flow_avf_hdr_field { 288 /* Values 0 - 28 are reserved for future use */ 289 ICE_AVF_FLOW_FIELD_INVALID = 0, 290 ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP = 29, 291 ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP, 292 ICE_AVF_FLOW_FIELD_IPV4_UDP, 293 ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK, 294 ICE_AVF_FLOW_FIELD_IPV4_TCP, 295 ICE_AVF_FLOW_FIELD_IPV4_SCTP, 296 ICE_AVF_FLOW_FIELD_IPV4_OTHER, 297 ICE_AVF_FLOW_FIELD_FRAG_IPV4, 298 /* Values 37-38 are reserved */ 299 ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP = 39, 300 ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP, 301 ICE_AVF_FLOW_FIELD_IPV6_UDP, 302 ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK, 303 ICE_AVF_FLOW_FIELD_IPV6_TCP, 304 ICE_AVF_FLOW_FIELD_IPV6_SCTP, 305 ICE_AVF_FLOW_FIELD_IPV6_OTHER, 306 ICE_AVF_FLOW_FIELD_FRAG_IPV6, 307 ICE_AVF_FLOW_FIELD_RSVD47, 308 ICE_AVF_FLOW_FIELD_FCOE_OX, 309 ICE_AVF_FLOW_FIELD_FCOE_RX, 310 ICE_AVF_FLOW_FIELD_FCOE_OTHER, 311 /* Values 51-62 are reserved */ 312 ICE_AVF_FLOW_FIELD_L2_PAYLOAD = 63, 313 ICE_AVF_FLOW_FIELD_MAX 314 }; 315 316 /* Supported RSS offloads This macro is defined to support 317 * VIRTCHNL_OP_GET_RSS_HENA_CAPS ops. PF driver sends the RSS hardware 318 * capabilities to the caller of this ops. 319 */ 320 #define ICE_DEFAULT_RSS_HENA ( \ 321 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_UDP) | \ 322 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP) | \ 323 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP) | \ 324 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_OTHER) | \ 325 BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV4) | \ 326 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_UDP) | \ 327 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP) | \ 328 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP) | \ 329 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_OTHER) | \ 330 BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV6) | \ 331 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK) | \ 332 BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP) | \ 333 BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP) | \ 334 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK) | \ 335 BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP) | \ 336 BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP)) 337 338 enum ice_rss_cfg_hdr_type { 339 ICE_RSS_OUTER_HEADERS, /* take outer headers as inputset. */ 340 ICE_RSS_INNER_HEADERS, /* take inner headers as inputset. */ 341 /* take inner headers as inputset for packet with outer ipv4. */ 342 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4, 343 /* take inner headers as inputset for packet with outer ipv6. */ 344 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6, 345 /* take outer headers first then inner headers as inputset */ 346 ICE_RSS_ANY_HEADERS 347 }; 348 349 struct ice_rss_hash_cfg { 350 u32 addl_hdrs; /* protocol header fields */ 351 u64 hash_flds; /* hash bit field (ICE_FLOW_HASH_*) to configure */ 352 enum ice_rss_cfg_hdr_type hdr_type; /* to specify inner or outer */ 353 bool symm; /* symmetric or asymmetric hash */ 354 }; 355 356 enum ice_flow_dir { 357 ICE_FLOW_DIR_UNDEFINED = 0, 358 ICE_FLOW_TX = 0x01, 359 ICE_FLOW_RX = 0x02, 360 ICE_FLOW_TX_RX = ICE_FLOW_RX | ICE_FLOW_TX 361 }; 362 363 enum ice_flow_priority { 364 ICE_FLOW_PRIO_LOW, 365 ICE_FLOW_PRIO_NORMAL, 366 ICE_FLOW_PRIO_HIGH 367 }; 368 369 #define ICE_FLOW_SEG_SINGLE 1 370 #define ICE_FLOW_SEG_MAX 2 371 #define ICE_FLOW_SEG_RAW_FLD_MAX 2 372 #define ICE_FLOW_PROFILE_MAX 1024 373 #define ICE_FLOW_SW_FIELD_VECTOR_MAX 48 374 #define ICE_FLOW_ACL_FIELD_VECTOR_MAX 32 375 #define ICE_FLOW_FV_EXTRACT_SZ 2 376 377 #define ICE_FLOW_SET_HDRS(seg, val) ((seg)->hdrs |= (u32)(val)) 378 379 struct ice_flow_seg_xtrct { 380 u8 prot_id; /* Protocol ID of extracted header field */ 381 u16 off; /* Starting offset of the field in header in bytes */ 382 u8 idx; /* Index of FV entry used */ 383 u8 disp; /* Displacement of field in bits fr. FV entry's start */ 384 u16 mask; /* Mask for field */ 385 }; 386 387 enum ice_flow_fld_match_type { 388 ICE_FLOW_FLD_TYPE_REG, /* Value, mask */ 389 ICE_FLOW_FLD_TYPE_RANGE, /* Value, mask, last (upper bound) */ 390 ICE_FLOW_FLD_TYPE_PREFIX, /* IP address, prefix, size of prefix */ 391 ICE_FLOW_FLD_TYPE_SIZE, /* Value, mask, size of match */ 392 }; 393 394 struct ice_flow_fld_loc { 395 /* Describe offsets of field information relative to the beginning of 396 * input buffer provided when adding flow entries. 397 */ 398 u16 val; /* Offset where the value is located */ 399 u16 mask; /* Offset where the mask/prefix value is located */ 400 u16 last; /* Length or offset where the upper value is located */ 401 }; 402 403 struct ice_flow_fld_info { 404 enum ice_flow_fld_match_type type; 405 /* Location where to retrieve data from an input buffer */ 406 struct ice_flow_fld_loc src; 407 /* Location where to put the data into the final entry buffer */ 408 struct ice_flow_fld_loc entry; 409 struct ice_flow_seg_xtrct xtrct; 410 }; 411 412 struct ice_flow_seg_fld_raw { 413 struct ice_flow_fld_info info; 414 u16 off; /* Offset from the start of the segment */ 415 }; 416 417 struct ice_flow_seg_info { 418 u32 hdrs; /* Bitmask indicating protocol headers present */ 419 u64 match; /* Bitmask indicating header fields to be matched */ 420 u64 range; /* Bitmask indicating header fields matched as ranges */ 421 422 struct ice_flow_fld_info fields[ICE_FLOW_FIELD_IDX_MAX]; 423 424 u8 raws_cnt; /* Number of raw fields to be matched */ 425 struct ice_flow_seg_fld_raw raws[ICE_FLOW_SEG_RAW_FLD_MAX]; 426 }; 427 428 /* This structure describes a flow entry, and is tracked only in this file */ 429 struct ice_flow_entry { 430 struct LIST_ENTRY_TYPE l_entry; 431 432 u64 id; 433 struct ice_flow_prof *prof; 434 /* Action list */ 435 struct ice_flow_action *acts; 436 /* Flow entry's content */ 437 void *entry; 438 /* Range buffer (For ACL only) */ 439 struct ice_aqc_acl_profile_ranges *range_buf; 440 enum ice_flow_priority priority; 441 u16 vsi_handle; 442 u16 entry_sz; 443 /* Entry index in the ACL's scenario */ 444 u16 scen_entry_idx; 445 #define ICE_FLOW_ACL_MAX_NUM_ACT 2 446 u8 acts_cnt; 447 }; 448 449 #define ICE_FLOW_ENTRY_HNDL(e) ((unsigned long)e) 450 #define ICE_FLOW_ENTRY_PTR(h) ((struct ice_flow_entry *)(h)) 451 452 struct ice_flow_prof { 453 struct LIST_ENTRY_TYPE l_entry; 454 455 u64 id; 456 enum ice_flow_dir dir; 457 u8 segs_cnt; 458 u8 acts_cnt; 459 460 /* Keep track of flow entries associated with this flow profile */ 461 struct ice_lock entries_lock; 462 struct LIST_HEAD_TYPE entries; 463 464 struct ice_flow_seg_info segs[ICE_FLOW_SEG_MAX]; 465 466 /* software VSI handles referenced by this flow profile */ 467 ice_declare_bitmap(vsis, ICE_MAX_VSI); 468 469 union { 470 /* struct sw_recipe */ 471 struct ice_acl_scen *scen; 472 /* struct fd */ 473 u32 data; 474 bool symm; /* Symmetric Hash for RSS */ 475 } cfg; 476 477 /* Default actions */ 478 struct ice_flow_action *acts; 479 }; 480 481 struct ice_rss_cfg { 482 struct LIST_ENTRY_TYPE l_entry; 483 /* bitmap of VSIs added to the RSS entry */ 484 ice_declare_bitmap(vsis, ICE_MAX_VSI); 485 struct ice_rss_hash_cfg hash; 486 }; 487 488 enum ice_flow_action_type { 489 ICE_FLOW_ACT_NOP, 490 ICE_FLOW_ACT_ALLOW, 491 ICE_FLOW_ACT_DROP, 492 ICE_FLOW_ACT_CNTR_PKT, 493 ICE_FLOW_ACT_FWD_VSI, 494 ICE_FLOW_ACT_FWD_VSI_LIST, /* Should be abstracted away */ 495 ICE_FLOW_ACT_FWD_QUEUE, /* Can Queues be abstracted away? */ 496 ICE_FLOW_ACT_FWD_QUEUE_GROUP, /* Can Queues be abstracted away? */ 497 ICE_FLOW_ACT_PUSH, 498 ICE_FLOW_ACT_POP, 499 ICE_FLOW_ACT_MODIFY, 500 ICE_FLOW_ACT_CNTR_BYTES, 501 ICE_FLOW_ACT_CNTR_PKT_BYTES, 502 ICE_FLOW_ACT_GENERIC_0, 503 ICE_FLOW_ACT_GENERIC_1, 504 ICE_FLOW_ACT_GENERIC_2, 505 ICE_FLOW_ACT_GENERIC_3, 506 ICE_FLOW_ACT_GENERIC_4, 507 ICE_FLOW_ACT_RPT_FLOW_ID, 508 ICE_FLOW_ACT_BUILD_PROF_IDX, 509 }; 510 511 struct ice_flow_action { 512 enum ice_flow_action_type type; 513 union { 514 struct ice_acl_act_entry acl_act; 515 u32 dummy; 516 } data; 517 }; 518 519 u64 520 ice_flow_find_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir, 521 struct ice_flow_seg_info *segs, u8 segs_cnt); 522 enum ice_status 523 ice_flow_add_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir, 524 u64 prof_id, struct ice_flow_seg_info *segs, u8 segs_cnt, 525 struct ice_flow_action *acts, u8 acts_cnt, 526 struct ice_flow_prof **prof); 527 enum ice_status 528 ice_flow_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id); 529 enum ice_status 530 ice_flow_assoc_prof(struct ice_hw *hw, enum ice_block blk, 531 struct ice_flow_prof *prof, u16 vsi_handle); 532 enum ice_status 533 ice_flow_assoc_vsig_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi_handle, 534 u16 vsig); 535 enum ice_status 536 ice_flow_get_hw_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id, 537 u8 *hw_prof); 538 539 u64 ice_flow_find_entry(struct ice_hw *hw, enum ice_block blk, u64 entry_id); 540 enum ice_status 541 ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id, 542 u64 entry_id, u16 vsi, enum ice_flow_priority prio, 543 void *data, struct ice_flow_action *acts, u8 acts_cnt, 544 u64 *entry_h); 545 enum ice_status 546 ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk, u64 entry_h); 547 void 548 ice_flow_set_fld(struct ice_flow_seg_info *seg, enum ice_flow_field fld, 549 u16 val_loc, u16 mask_loc, u16 last_loc, bool range); 550 void 551 ice_flow_set_fld_prefix(struct ice_flow_seg_info *seg, enum ice_flow_field fld, 552 u16 val_loc, u16 prefix_loc, u8 prefix_sz); 553 void 554 ice_flow_add_fld_raw(struct ice_flow_seg_info *seg, u16 off, u8 len, 555 u16 val_loc, u16 mask_loc); 556 void ice_rem_vsi_rss_list(struct ice_hw *hw, u16 vsi_handle); 557 enum ice_status ice_replay_rss_cfg(struct ice_hw *hw, u16 vsi_handle); 558 enum ice_status 559 ice_add_avf_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds); 560 enum ice_status ice_rem_vsi_rss_cfg(struct ice_hw *hw, u16 vsi_handle); 561 enum ice_status 562 ice_add_rss_cfg(struct ice_hw *hw, u16 vsi_handle, 563 const struct ice_rss_hash_cfg *cfg); 564 enum ice_status 565 ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle, 566 const struct ice_rss_hash_cfg *cfg); 567 u64 ice_get_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u32 hdrs); 568 #endif /* _ICE_FLOW_H_ */ 569