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