1 /* 2 * Copyright (C) 2017 Netronome Systems, Inc. 3 * 4 * This software is dual licensed under the GNU General License Version 2, 5 * June 1991 as shown in the file COPYING in the top-level directory of this 6 * source tree or the BSD 2-Clause License provided below. You have the 7 * option to license this software under the complete terms of either license. 8 * 9 * The BSD 2-Clause License: 10 * 11 * Redistribution and use in source and binary forms, with or 12 * without modification, are permitted provided that the following 13 * conditions are met: 14 * 15 * 1. Redistributions of source code must retain the above 16 * copyright notice, this list of conditions and the following 17 * disclaimer. 18 * 19 * 2. Redistributions in binary form must reproduce the above 20 * copyright notice, this list of conditions and the following 21 * disclaimer in the documentation and/or other materials 22 * provided with the distribution. 23 * 24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 31 * SOFTWARE. 32 */ 33 34 #ifndef NFP_FLOWER_CMSG_H 35 #define NFP_FLOWER_CMSG_H 36 37 #include <linux/bitfield.h> 38 #include <linux/skbuff.h> 39 #include <linux/types.h> 40 #include <net/geneve.h> 41 42 #include "../nfp_app.h" 43 #include "../nfpcore/nfp_cpp.h" 44 45 #define NFP_FLOWER_LAYER_EXT_META BIT(0) 46 #define NFP_FLOWER_LAYER_PORT BIT(1) 47 #define NFP_FLOWER_LAYER_MAC BIT(2) 48 #define NFP_FLOWER_LAYER_TP BIT(3) 49 #define NFP_FLOWER_LAYER_IPV4 BIT(4) 50 #define NFP_FLOWER_LAYER_IPV6 BIT(5) 51 #define NFP_FLOWER_LAYER_CT BIT(6) 52 #define NFP_FLOWER_LAYER_VXLAN BIT(7) 53 54 #define NFP_FLOWER_LAYER2_GENEVE BIT(5) 55 #define NFP_FLOWER_LAYER2_GENEVE_OP BIT(6) 56 57 #define NFP_FLOWER_MASK_VLAN_PRIO GENMASK(15, 13) 58 #define NFP_FLOWER_MASK_VLAN_CFI BIT(12) 59 #define NFP_FLOWER_MASK_VLAN_VID GENMASK(11, 0) 60 61 #define NFP_FLOWER_MASK_MPLS_LB GENMASK(31, 12) 62 #define NFP_FLOWER_MASK_MPLS_TC GENMASK(11, 9) 63 #define NFP_FLOWER_MASK_MPLS_BOS BIT(8) 64 #define NFP_FLOWER_MASK_MPLS_Q BIT(0) 65 66 #define NFP_FL_IP_FRAG_FIRST BIT(7) 67 #define NFP_FL_IP_FRAGMENTED BIT(6) 68 69 /* Compressed HW representation of TCP Flags */ 70 #define NFP_FL_TCP_FLAG_URG BIT(4) 71 #define NFP_FL_TCP_FLAG_PSH BIT(3) 72 #define NFP_FL_TCP_FLAG_RST BIT(2) 73 #define NFP_FL_TCP_FLAG_SYN BIT(1) 74 #define NFP_FL_TCP_FLAG_FIN BIT(0) 75 76 #define NFP_FL_SC_ACT_DROP 0x80000000 77 #define NFP_FL_SC_ACT_USER 0x7D000000 78 #define NFP_FL_SC_ACT_POPV 0x6A000000 79 #define NFP_FL_SC_ACT_NULL 0x00000000 80 81 /* The maximum action list size (in bytes) supported by the NFP. 82 */ 83 #define NFP_FL_MAX_A_SIZ 1216 84 #define NFP_FL_LW_SIZ 2 85 86 /* Maximum allowed geneve options */ 87 #define NFP_FL_MAX_GENEVE_OPT_ACT 32 88 #define NFP_FL_MAX_GENEVE_OPT_CNT 64 89 #define NFP_FL_MAX_GENEVE_OPT_KEY 32 90 91 /* Action opcodes */ 92 #define NFP_FL_ACTION_OPCODE_OUTPUT 0 93 #define NFP_FL_ACTION_OPCODE_PUSH_VLAN 1 94 #define NFP_FL_ACTION_OPCODE_POP_VLAN 2 95 #define NFP_FL_ACTION_OPCODE_SET_IPV4_TUNNEL 6 96 #define NFP_FL_ACTION_OPCODE_SET_ETHERNET 7 97 #define NFP_FL_ACTION_OPCODE_SET_IPV4_ADDRS 9 98 #define NFP_FL_ACTION_OPCODE_SET_IPV6_SRC 11 99 #define NFP_FL_ACTION_OPCODE_SET_IPV6_DST 12 100 #define NFP_FL_ACTION_OPCODE_SET_UDP 14 101 #define NFP_FL_ACTION_OPCODE_SET_TCP 15 102 #define NFP_FL_ACTION_OPCODE_PRE_LAG 16 103 #define NFP_FL_ACTION_OPCODE_PRE_TUNNEL 17 104 #define NFP_FL_ACTION_OPCODE_PUSH_GENEVE 26 105 #define NFP_FL_ACTION_OPCODE_NUM 32 106 107 #define NFP_FL_OUT_FLAGS_LAST BIT(15) 108 #define NFP_FL_OUT_FLAGS_USE_TUN BIT(4) 109 #define NFP_FL_OUT_FLAGS_TYPE_IDX GENMASK(2, 0) 110 111 #define NFP_FL_PUSH_VLAN_PRIO GENMASK(15, 13) 112 #define NFP_FL_PUSH_VLAN_CFI BIT(12) 113 #define NFP_FL_PUSH_VLAN_VID GENMASK(11, 0) 114 115 /* LAG ports */ 116 #define NFP_FL_LAG_OUT 0xC0DE0000 117 118 /* Tunnel ports */ 119 #define NFP_FL_PORT_TYPE_TUN 0x50000000 120 #define NFP_FL_IPV4_TUNNEL_TYPE GENMASK(7, 4) 121 #define NFP_FL_IPV4_PRE_TUN_INDEX GENMASK(2, 0) 122 123 #define NFP_FLOWER_WORKQ_MAX_SKBS 30000 124 125 #define nfp_flower_cmsg_warn(app, fmt, args...) \ 126 do { \ 127 if (net_ratelimit()) \ 128 nfp_warn((app)->cpp, fmt, ## args); \ 129 } while (0) 130 131 enum nfp_flower_tun_type { 132 NFP_FL_TUNNEL_NONE = 0, 133 NFP_FL_TUNNEL_VXLAN = 2, 134 NFP_FL_TUNNEL_GENEVE = 4, 135 }; 136 137 struct nfp_fl_act_head { 138 u8 jump_id; 139 u8 len_lw; 140 }; 141 142 struct nfp_fl_set_eth { 143 struct nfp_fl_act_head head; 144 __be16 reserved; 145 u8 eth_addr_mask[ETH_ALEN * 2]; 146 u8 eth_addr_val[ETH_ALEN * 2]; 147 }; 148 149 struct nfp_fl_set_ip4_addrs { 150 struct nfp_fl_act_head head; 151 __be16 reserved; 152 __be32 ipv4_src_mask; 153 __be32 ipv4_src; 154 __be32 ipv4_dst_mask; 155 __be32 ipv4_dst; 156 }; 157 158 struct nfp_fl_set_ipv6_addr { 159 struct nfp_fl_act_head head; 160 __be16 reserved; 161 struct { 162 __be32 mask; 163 __be32 exact; 164 } ipv6[4]; 165 }; 166 167 struct nfp_fl_set_tport { 168 struct nfp_fl_act_head head; 169 __be16 reserved; 170 u8 tp_port_mask[4]; 171 u8 tp_port_val[4]; 172 }; 173 174 struct nfp_fl_output { 175 struct nfp_fl_act_head head; 176 __be16 flags; 177 __be32 port; 178 }; 179 180 struct nfp_fl_push_vlan { 181 struct nfp_fl_act_head head; 182 __be16 reserved; 183 __be16 vlan_tpid; 184 __be16 vlan_tci; 185 }; 186 187 struct nfp_fl_pop_vlan { 188 struct nfp_fl_act_head head; 189 __be16 reserved; 190 }; 191 192 struct nfp_fl_pre_lag { 193 struct nfp_fl_act_head head; 194 __be16 group_id; 195 u8 lag_version[3]; 196 u8 instance; 197 }; 198 199 #define NFP_FL_PRE_LAG_VER_OFF 8 200 201 struct nfp_fl_pre_tunnel { 202 struct nfp_fl_act_head head; 203 __be16 reserved; 204 __be32 ipv4_dst; 205 /* reserved for use with IPv6 addresses */ 206 __be32 extra[3]; 207 }; 208 209 struct nfp_fl_set_ipv4_udp_tun { 210 struct nfp_fl_act_head head; 211 __be16 reserved; 212 __be64 tun_id __packed; 213 __be32 tun_type_index; 214 __be16 tun_flags; 215 u8 ttl; 216 u8 tos; 217 __be32 extra; 218 u8 tun_len; 219 u8 res2; 220 __be16 tun_proto; 221 }; 222 223 struct nfp_fl_push_geneve { 224 struct nfp_fl_act_head head; 225 __be16 reserved; 226 __be16 class; 227 u8 type; 228 u8 length; 229 u8 opt_data[]; 230 }; 231 232 /* Metadata with L2 (1W/4B) 233 * ---------------------------------------------------------------- 234 * 3 2 1 235 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 236 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 237 * | key_type | mask_id | PCP |p| vlan outermost VID | 238 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 239 * ^ ^ 240 * NOTE: | TCI | 241 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 242 */ 243 struct nfp_flower_meta_tci { 244 u8 nfp_flow_key_layer; 245 u8 mask_id; 246 __be16 tci; 247 }; 248 249 /* Extended metadata for additional key_layers (1W/4B) 250 * ---------------------------------------------------------------- 251 * 3 2 1 252 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 253 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 254 * | nfp_flow_key_layer2 | 255 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 256 */ 257 struct nfp_flower_ext_meta { 258 __be32 nfp_flow_key_layer2; 259 }; 260 261 /* Port details (1W/4B) 262 * ---------------------------------------------------------------- 263 * 3 2 1 264 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 265 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 266 * | port_ingress | 267 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 268 */ 269 struct nfp_flower_in_port { 270 __be32 in_port; 271 }; 272 273 /* L2 details (4W/16B) 274 * 3 2 1 275 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 276 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 277 * | mac_addr_dst, 31 - 0 | 278 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 279 * | mac_addr_dst, 47 - 32 | mac_addr_src, 15 - 0 | 280 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 281 * | mac_addr_src, 47 - 16 | 282 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 283 * | mpls outermost label | TC |B| reserved |q| 284 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 285 */ 286 struct nfp_flower_mac_mpls { 287 u8 mac_dst[6]; 288 u8 mac_src[6]; 289 __be32 mpls_lse; 290 }; 291 292 /* L4 ports (for UDP, TCP, SCTP) (1W/4B) 293 * 3 2 1 294 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 295 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 296 * | port_src | port_dst | 297 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 298 */ 299 struct nfp_flower_tp_ports { 300 __be16 port_src; 301 __be16 port_dst; 302 }; 303 304 struct nfp_flower_ip_ext { 305 u8 tos; 306 u8 proto; 307 u8 ttl; 308 u8 flags; 309 }; 310 311 /* L3 IPv4 details (3W/12B) 312 * 3 2 1 313 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 314 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 315 * | DSCP |ECN| protocol | ttl | flags | 316 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 317 * | ipv4_addr_src | 318 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 319 * | ipv4_addr_dst | 320 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 321 */ 322 struct nfp_flower_ipv4 { 323 struct nfp_flower_ip_ext ip_ext; 324 __be32 ipv4_src; 325 __be32 ipv4_dst; 326 }; 327 328 /* L3 IPv6 details (10W/40B) 329 * 3 2 1 330 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 331 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 332 * | DSCP |ECN| protocol | ttl | flags | 333 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 334 * | ipv6_exthdr | res | ipv6_flow_label | 335 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 336 * | ipv6_addr_src, 31 - 0 | 337 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 338 * | ipv6_addr_src, 63 - 32 | 339 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 340 * | ipv6_addr_src, 95 - 64 | 341 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 342 * | ipv6_addr_src, 127 - 96 | 343 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 344 * | ipv6_addr_dst, 31 - 0 | 345 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 346 * | ipv6_addr_dst, 63 - 32 | 347 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 348 * | ipv6_addr_dst, 95 - 64 | 349 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 350 * | ipv6_addr_dst, 127 - 96 | 351 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 352 */ 353 struct nfp_flower_ipv6 { 354 struct nfp_flower_ip_ext ip_ext; 355 __be32 ipv6_flow_label_exthdr; 356 struct in6_addr ipv6_src; 357 struct in6_addr ipv6_dst; 358 }; 359 360 /* Flow Frame IPv4 UDP TUNNEL --> Tunnel details (4W/16B) 361 * ----------------------------------------------------------------- 362 * 3 2 1 363 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 364 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 365 * | ipv4_addr_src | 366 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 367 * | ipv4_addr_dst | 368 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 369 * | Reserved | tos | ttl | 370 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 371 * | Reserved | 372 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 373 * | VNI | Reserved | 374 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 375 */ 376 struct nfp_flower_ipv4_udp_tun { 377 __be32 ip_src; 378 __be32 ip_dst; 379 __be16 reserved1; 380 u8 tos; 381 u8 ttl; 382 __be32 reserved2; 383 __be32 tun_id; 384 }; 385 386 struct nfp_flower_geneve_options { 387 u8 data[NFP_FL_MAX_GENEVE_OPT_KEY]; 388 }; 389 390 #define NFP_FL_TUN_VNI_OFFSET 8 391 392 /* The base header for a control message packet. 393 * Defines an 8-bit version, and an 8-bit type, padded 394 * to a 32-bit word. Rest of the packet is type-specific. 395 */ 396 struct nfp_flower_cmsg_hdr { 397 __be16 pad; 398 u8 type; 399 u8 version; 400 }; 401 402 #define NFP_FLOWER_CMSG_HLEN sizeof(struct nfp_flower_cmsg_hdr) 403 #define NFP_FLOWER_CMSG_VER1 1 404 405 /* Types defined for port related control messages */ 406 enum nfp_flower_cmsg_type_port { 407 NFP_FLOWER_CMSG_TYPE_FLOW_ADD = 0, 408 NFP_FLOWER_CMSG_TYPE_FLOW_DEL = 2, 409 NFP_FLOWER_CMSG_TYPE_LAG_CONFIG = 4, 410 NFP_FLOWER_CMSG_TYPE_PORT_REIFY = 6, 411 NFP_FLOWER_CMSG_TYPE_MAC_REPR = 7, 412 NFP_FLOWER_CMSG_TYPE_PORT_MOD = 8, 413 NFP_FLOWER_CMSG_TYPE_NO_NEIGH = 10, 414 NFP_FLOWER_CMSG_TYPE_TUN_MAC = 11, 415 NFP_FLOWER_CMSG_TYPE_ACTIVE_TUNS = 12, 416 NFP_FLOWER_CMSG_TYPE_TUN_NEIGH = 13, 417 NFP_FLOWER_CMSG_TYPE_TUN_IPS = 14, 418 NFP_FLOWER_CMSG_TYPE_FLOW_STATS = 15, 419 NFP_FLOWER_CMSG_TYPE_PORT_ECHO = 16, 420 NFP_FLOWER_CMSG_TYPE_MAX = 32, 421 }; 422 423 /* NFP_FLOWER_CMSG_TYPE_MAC_REPR */ 424 struct nfp_flower_cmsg_mac_repr { 425 u8 reserved[3]; 426 u8 num_ports; 427 struct { 428 u8 idx; 429 u8 info; 430 u8 nbi_port; 431 u8 phys_port; 432 } ports[0]; 433 }; 434 435 #define NFP_FLOWER_CMSG_MAC_REPR_NBI GENMASK(1, 0) 436 437 /* NFP_FLOWER_CMSG_TYPE_PORT_MOD */ 438 struct nfp_flower_cmsg_portmod { 439 __be32 portnum; 440 u8 reserved; 441 u8 info; 442 __be16 mtu; 443 }; 444 445 #define NFP_FLOWER_CMSG_PORTMOD_INFO_LINK BIT(0) 446 #define NFP_FLOWER_CMSG_PORTMOD_MTU_CHANGE_ONLY BIT(1) 447 448 /* NFP_FLOWER_CMSG_TYPE_PORT_REIFY */ 449 struct nfp_flower_cmsg_portreify { 450 __be32 portnum; 451 u16 reserved; 452 __be16 info; 453 }; 454 455 #define NFP_FLOWER_CMSG_PORTREIFY_INFO_EXIST BIT(0) 456 457 enum nfp_flower_cmsg_port_type { 458 NFP_FLOWER_CMSG_PORT_TYPE_UNSPEC = 0x0, 459 NFP_FLOWER_CMSG_PORT_TYPE_PHYS_PORT = 0x1, 460 NFP_FLOWER_CMSG_PORT_TYPE_PCIE_PORT = 0x2, 461 NFP_FLOWER_CMSG_PORT_TYPE_OTHER_PORT = 0x3, 462 }; 463 464 enum nfp_flower_cmsg_port_vnic_type { 465 NFP_FLOWER_CMSG_PORT_VNIC_TYPE_VF = 0x0, 466 NFP_FLOWER_CMSG_PORT_VNIC_TYPE_PF = 0x1, 467 NFP_FLOWER_CMSG_PORT_VNIC_TYPE_CTRL = 0x2, 468 }; 469 470 #define NFP_FLOWER_CMSG_PORT_TYPE GENMASK(31, 28) 471 #define NFP_FLOWER_CMSG_PORT_SYS_ID GENMASK(27, 24) 472 #define NFP_FLOWER_CMSG_PORT_NFP_ID GENMASK(23, 22) 473 #define NFP_FLOWER_CMSG_PORT_PCI GENMASK(15, 14) 474 #define NFP_FLOWER_CMSG_PORT_VNIC_TYPE GENMASK(13, 12) 475 #define NFP_FLOWER_CMSG_PORT_VNIC GENMASK(11, 6) 476 #define NFP_FLOWER_CMSG_PORT_PCIE_Q GENMASK(5, 0) 477 #define NFP_FLOWER_CMSG_PORT_PHYS_PORT_NUM GENMASK(7, 0) 478 479 static inline u32 nfp_flower_cmsg_phys_port(u8 phys_port) 480 { 481 return FIELD_PREP(NFP_FLOWER_CMSG_PORT_PHYS_PORT_NUM, phys_port) | 482 FIELD_PREP(NFP_FLOWER_CMSG_PORT_TYPE, 483 NFP_FLOWER_CMSG_PORT_TYPE_PHYS_PORT); 484 } 485 486 static inline u32 487 nfp_flower_cmsg_pcie_port(u8 nfp_pcie, enum nfp_flower_cmsg_port_vnic_type type, 488 u8 vnic, u8 q) 489 { 490 return FIELD_PREP(NFP_FLOWER_CMSG_PORT_PCI, nfp_pcie) | 491 FIELD_PREP(NFP_FLOWER_CMSG_PORT_VNIC_TYPE, type) | 492 FIELD_PREP(NFP_FLOWER_CMSG_PORT_VNIC, vnic) | 493 FIELD_PREP(NFP_FLOWER_CMSG_PORT_PCIE_Q, q) | 494 FIELD_PREP(NFP_FLOWER_CMSG_PORT_TYPE, 495 NFP_FLOWER_CMSG_PORT_TYPE_PCIE_PORT); 496 } 497 498 static inline void *nfp_flower_cmsg_get_data(struct sk_buff *skb) 499 { 500 return (unsigned char *)skb->data + NFP_FLOWER_CMSG_HLEN; 501 } 502 503 static inline int nfp_flower_cmsg_get_data_len(struct sk_buff *skb) 504 { 505 return skb->len - NFP_FLOWER_CMSG_HLEN; 506 } 507 508 struct sk_buff * 509 nfp_flower_cmsg_mac_repr_start(struct nfp_app *app, unsigned int num_ports); 510 void 511 nfp_flower_cmsg_mac_repr_add(struct sk_buff *skb, unsigned int idx, 512 unsigned int nbi, unsigned int nbi_port, 513 unsigned int phys_port); 514 int nfp_flower_cmsg_portmod(struct nfp_repr *repr, bool carrier_ok, 515 unsigned int mtu, bool mtu_only); 516 int nfp_flower_cmsg_portreify(struct nfp_repr *repr, bool exists); 517 void nfp_flower_cmsg_process_rx(struct work_struct *work); 518 void nfp_flower_cmsg_rx(struct nfp_app *app, struct sk_buff *skb); 519 struct sk_buff * 520 nfp_flower_cmsg_alloc(struct nfp_app *app, unsigned int size, 521 enum nfp_flower_cmsg_type_port type, gfp_t flag); 522 523 #endif 524