LXR linux/drivers/net/ethernet/netronome/nfp/flower/cmsg.h

   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_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_LAYER_ETHER          BIT(3)
  54#define NFP_FLOWER_LAYER_ARP            BIT(4)
  55
  56#define NFP_FLOWER_MASK_VLAN_PRIO       GENMASK(15, 13)
  57#define NFP_FLOWER_MASK_VLAN_CFI        BIT(12)
  58#define NFP_FLOWER_MASK_VLAN_VID        GENMASK(11, 0)
  59
  60#define NFP_FLOWER_MASK_MPLS_LB         GENMASK(31, 12)
  61#define NFP_FLOWER_MASK_MPLS_TC         GENMASK(11, 9)
  62#define NFP_FLOWER_MASK_MPLS_BOS        BIT(8)
  63#define NFP_FLOWER_MASK_MPLS_Q          BIT(0)
  64
  65#define NFP_FL_SC_ACT_DROP              0x80000000
  66#define NFP_FL_SC_ACT_USER              0x7D000000
  67#define NFP_FL_SC_ACT_POPV              0x6A000000
  68#define NFP_FL_SC_ACT_NULL              0x00000000
  69
  70/* The maximum action list size (in bytes) supported by the NFP.
  71 */
  72#define NFP_FL_MAX_A_SIZ                1216
  73#define NFP_FL_LW_SIZ                   2
  74
  75/* Action opcodes */
  76#define NFP_FL_ACTION_OPCODE_OUTPUT             0
  77#define NFP_FL_ACTION_OPCODE_PUSH_VLAN          1
  78#define NFP_FL_ACTION_OPCODE_POP_VLAN           2
  79#define NFP_FL_ACTION_OPCODE_SET_IPV4_TUNNEL    6
  80#define NFP_FL_ACTION_OPCODE_SET_ETHERNET       7
  81#define NFP_FL_ACTION_OPCODE_SET_IPV4_ADDRS     9
  82#define NFP_FL_ACTION_OPCODE_SET_IPV6_SRC       11
  83#define NFP_FL_ACTION_OPCODE_SET_IPV6_DST       12
  84#define NFP_FL_ACTION_OPCODE_SET_UDP            14
  85#define NFP_FL_ACTION_OPCODE_SET_TCP            15
  86#define NFP_FL_ACTION_OPCODE_PRE_TUNNEL         17
  87#define NFP_FL_ACTION_OPCODE_NUM                32
  88
  89#define NFP_FL_OUT_FLAGS_LAST           BIT(15)
  90#define NFP_FL_OUT_FLAGS_USE_TUN        BIT(4)
  91#define NFP_FL_OUT_FLAGS_TYPE_IDX       GENMASK(2, 0)
  92
  93#define NFP_FL_PUSH_VLAN_PRIO           GENMASK(15, 13)
  94#define NFP_FL_PUSH_VLAN_CFI            BIT(12)
  95#define NFP_FL_PUSH_VLAN_VID            GENMASK(11, 0)
  96
  97/* Tunnel ports */
  98#define NFP_FL_PORT_TYPE_TUN            0x50000000
  99#define NFP_FL_IPV4_TUNNEL_TYPE         GENMASK(7, 4)
 100#define NFP_FL_IPV4_PRE_TUN_INDEX       GENMASK(2, 0)
 101
 102#define nfp_flower_cmsg_warn(app, fmt, args...)                         \
 103        do {                                                            \
 104                if (net_ratelimit())                                    \
 105                        nfp_warn((app)->cpp, fmt, ## args);             \
 106        } while (0)
 107
 108enum nfp_flower_tun_type {
 109        NFP_FL_TUNNEL_NONE =    0,
 110        NFP_FL_TUNNEL_VXLAN =   2,
 111};
 112
 113struct nfp_fl_act_head {
 114        u8 jump_id;
 115        u8 len_lw;
 116};
 117
 118struct nfp_fl_set_eth {
 119        struct nfp_fl_act_head head;
 120        __be16 reserved;
 121        u8 eth_addr_mask[ETH_ALEN * 2];
 122        u8 eth_addr_val[ETH_ALEN * 2];
 123};
 124
 125struct nfp_fl_set_ip4_addrs {
 126        struct nfp_fl_act_head head;
 127        __be16 reserved;
 128        __be32 ipv4_src_mask;
 129        __be32 ipv4_src;
 130        __be32 ipv4_dst_mask;
 131        __be32 ipv4_dst;
 132};
 133
 134struct nfp_fl_set_ipv6_addr {
 135        struct nfp_fl_act_head head;
 136        __be16 reserved;
 137        struct {
 138                __be32 mask;
 139                __be32 exact;
 140        } ipv6[4];
 141};
 142
 143struct nfp_fl_set_tport {
 144        struct nfp_fl_act_head head;
 145        __be16 reserved;
 146        u8 tp_port_mask[4];
 147        u8 tp_port_val[4];
 148};
 149
 150struct nfp_fl_output {
 151        struct nfp_fl_act_head head;
 152        __be16 flags;
 153        __be32 port;
 154};
 155
 156struct nfp_fl_push_vlan {
 157        struct nfp_fl_act_head head;
 158        __be16 reserved;
 159        __be16 vlan_tpid;
 160        __be16 vlan_tci;
 161};
 162
 163struct nfp_fl_pop_vlan {
 164        struct nfp_fl_act_head head;
 165        __be16 reserved;
 166};
 167
 168/* Metadata without L2 (1W/4B)
 169 * ----------------------------------------------------------------
 170 *    3                   2                   1
 171 *  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
 172 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 173 * |  key_layers   |    mask_id    |           reserved            |
 174 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 175 */
 176struct nfp_flower_meta_one {
 177        u8 nfp_flow_key_layer;
 178        u8 mask_id;
 179        u16 reserved;
 180};
 181
 182struct nfp_fl_pre_tunnel {
 183        struct nfp_fl_act_head head;
 184        __be16 reserved;
 185        __be32 ipv4_dst;
 186        /* reserved for use with IPv6 addresses */
 187        __be32 extra[3];
 188};
 189
 190struct nfp_fl_set_vxlan {
 191        struct nfp_fl_act_head head;
 192        __be16 reserved;
 193        __be64 tun_id;
 194        __be32 tun_type_index;
 195        __be16 tun_flags;
 196        u8 ipv4_ttl;
 197        u8 ipv4_tos;
 198        __be32 extra[2];
 199} __packed;
 200
 201/* Metadata with L2 (1W/4B)
 202 * ----------------------------------------------------------------
 203 *    3                   2                   1
 204 *  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
 205 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 206 * |    key_type   |    mask_id    | PCP |p|   vlan outermost VID  |
 207 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 208 *                                 ^                               ^
 209 *                           NOTE: |             TCI               |
 210 *                                 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 211 */
 212struct nfp_flower_meta_two {
 213        u8 nfp_flow_key_layer;
 214        u8 mask_id;
 215        __be16 tci;
 216};
 217
 218/* Port details (1W/4B)
 219 * ----------------------------------------------------------------
 220 *    3                   2                   1
 221 *  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
 222 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 223 * |                         port_ingress                          |
 224 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 225 */
 226struct nfp_flower_in_port {
 227        __be32 in_port;
 228};
 229
 230/* L2 details (4W/16B)
 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 * |                     mac_addr_dst, 31 - 0                      |
 235 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 236 * |      mac_addr_dst, 47 - 32    |     mac_addr_src, 15 - 0      |
 237 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 238 * |                     mac_addr_src, 47 - 16                     |
 239 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 240 * |       mpls outermost label            |  TC |B|   reserved  |q|
 241 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 242 */
 243struct nfp_flower_mac_mpls {
 244        u8 mac_dst[6];
 245        u8 mac_src[6];
 246        __be32 mpls_lse;
 247};
 248
 249/* L4 ports (for UDP, TCP, SCTP) (1W/4B)
 250 *    3                   2                   1
 251 *  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
 252 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 253 * |            port_src           |           port_dst            |
 254 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 255 */
 256struct nfp_flower_tp_ports {
 257        __be16 port_src;
 258        __be16 port_dst;
 259};
 260
 261/* L3 IPv4 details (3W/12B)
 262 *    3                   2                   1
 263 *  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
 264 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 265 * |    DSCP   |ECN|   protocol    |           reserved            |
 266 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 267 * |                        ipv4_addr_src                          |
 268 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 269 * |                        ipv4_addr_dst                          |
 270 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 271 */
 272struct nfp_flower_ipv4 {
 273        u8 tos;
 274        u8 proto;
 275        u8 ttl;
 276        u8 reserved;
 277        __be32 ipv4_src;
 278        __be32 ipv4_dst;
 279};
 280
 281/* L3 IPv6 details (10W/40B)
 282 *    3                   2                   1
 283 *  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
 284 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 285 * |    DSCP   |ECN|   protocol    |          reserved             |
 286 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 287 * |   ipv6_exthdr   | res |            ipv6_flow_label            |
 288 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 289 * |                  ipv6_addr_src,   31 - 0                      |
 290 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 291 * |                  ipv6_addr_src,  63 - 32                      |
 292 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 293 * |                  ipv6_addr_src,  95 - 64                      |
 294 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 295 * |                  ipv6_addr_src, 127 - 96                      |
 296 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 297 * |                  ipv6_addr_dst,   31 - 0                      |
 298 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 299 * |                  ipv6_addr_dst,  63 - 32                      |
 300 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 301 * |                  ipv6_addr_dst,  95 - 64                      |
 302 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 303 * |                  ipv6_addr_dst, 127 - 96                      |
 304 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 305 */
 306struct nfp_flower_ipv6 {
 307        u8 tos;
 308        u8 proto;
 309        u8 ttl;
 310        u8 reserved;
 311        __be32 ipv6_flow_label_exthdr;
 312        struct in6_addr ipv6_src;
 313        struct in6_addr ipv6_dst;
 314};
 315
 316/* Flow Frame VXLAN --> Tunnel details (4W/16B)
 317 * -----------------------------------------------------------------
 318 *    3                   2                   1
 319 *  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
 320 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 321 * |                         ipv4_addr_src                         |
 322 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 323 * |                         ipv4_addr_dst                         |
 324 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 325 * |           tun_flags           |       tos     |       ttl     |
 326 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 327 * |   gpe_flags   |            Reserved           | Next Protocol |
 328 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 329 * |                     VNI                       |   Reserved    |
 330 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 331 */
 332struct nfp_flower_vxlan {
 333        __be32 ip_src;
 334        __be32 ip_dst;
 335        __be16 tun_flags;
 336        u8 tos;
 337        u8 ttl;
 338        u8 gpe_flags;
 339        u8 reserved[2];
 340        u8 nxt_proto;
 341        __be32 tun_id;
 342};
 343
 344#define NFP_FL_TUN_VNI_OFFSET 8
 345
 346/* The base header for a control message packet.
 347 * Defines an 8-bit version, and an 8-bit type, padded
 348 * to a 32-bit word. Rest of the packet is type-specific.
 349 */
 350struct nfp_flower_cmsg_hdr {
 351        __be16 pad;
 352        u8 type;
 353        u8 version;
 354};
 355
 356#define NFP_FLOWER_CMSG_HLEN            sizeof(struct nfp_flower_cmsg_hdr)
 357#define NFP_FLOWER_CMSG_VER1            1
 358
 359/* Types defined for port related control messages  */
 360enum nfp_flower_cmsg_type_port {
 361        NFP_FLOWER_CMSG_TYPE_FLOW_ADD =         0,
 362        NFP_FLOWER_CMSG_TYPE_FLOW_DEL =         2,
 363        NFP_FLOWER_CMSG_TYPE_MAC_REPR =         7,
 364        NFP_FLOWER_CMSG_TYPE_PORT_MOD =         8,
 365        NFP_FLOWER_CMSG_TYPE_NO_NEIGH =         10,
 366        NFP_FLOWER_CMSG_TYPE_TUN_MAC =          11,
 367        NFP_FLOWER_CMSG_TYPE_ACTIVE_TUNS =      12,
 368        NFP_FLOWER_CMSG_TYPE_TUN_NEIGH =        13,
 369        NFP_FLOWER_CMSG_TYPE_TUN_IPS =          14,
 370        NFP_FLOWER_CMSG_TYPE_FLOW_STATS =       15,
 371        NFP_FLOWER_CMSG_TYPE_PORT_ECHO =        16,
 372        NFP_FLOWER_CMSG_TYPE_MAX =              32,
 373};
 374
 375/* NFP_FLOWER_CMSG_TYPE_MAC_REPR */
 376struct nfp_flower_cmsg_mac_repr {
 377        u8 reserved[3];
 378        u8 num_ports;
 379        struct {
 380                u8 idx;
 381                u8 info;
 382                u8 nbi_port;
 383                u8 phys_port;
 384        } ports[0];
 385};
 386
 387#define NFP_FLOWER_CMSG_MAC_REPR_NBI            GENMASK(1, 0)
 388
 389/* NFP_FLOWER_CMSG_TYPE_PORT_MOD */
 390struct nfp_flower_cmsg_portmod {
 391        __be32 portnum;
 392        u8 reserved;
 393        u8 info;
 394        __be16 mtu;
 395};
 396
 397#define NFP_FLOWER_CMSG_PORTMOD_INFO_LINK       BIT(0)
 398
 399enum nfp_flower_cmsg_port_type {
 400        NFP_FLOWER_CMSG_PORT_TYPE_UNSPEC =      0x0,
 401        NFP_FLOWER_CMSG_PORT_TYPE_PHYS_PORT =   0x1,
 402        NFP_FLOWER_CMSG_PORT_TYPE_PCIE_PORT =   0x2,
 403        NFP_FLOWER_CMSG_PORT_TYPE_OTHER_PORT =  0x3,
 404};
 405
 406enum nfp_flower_cmsg_port_vnic_type {
 407        NFP_FLOWER_CMSG_PORT_VNIC_TYPE_VF =     0x0,
 408        NFP_FLOWER_CMSG_PORT_VNIC_TYPE_PF =     0x1,
 409        NFP_FLOWER_CMSG_PORT_VNIC_TYPE_CTRL =   0x2,
 410};
 411
 412#define NFP_FLOWER_CMSG_PORT_TYPE               GENMASK(31, 28)
 413#define NFP_FLOWER_CMSG_PORT_SYS_ID             GENMASK(27, 24)
 414#define NFP_FLOWER_CMSG_PORT_NFP_ID             GENMASK(23, 22)
 415#define NFP_FLOWER_CMSG_PORT_PCI                GENMASK(15, 14)
 416#define NFP_FLOWER_CMSG_PORT_VNIC_TYPE          GENMASK(13, 12)
 417#define NFP_FLOWER_CMSG_PORT_VNIC               GENMASK(11, 6)
 418#define NFP_FLOWER_CMSG_PORT_PCIE_Q             GENMASK(5, 0)
 419#define NFP_FLOWER_CMSG_PORT_PHYS_PORT_NUM      GENMASK(7, 0)
 420
 421static inline u32 nfp_flower_cmsg_phys_port(u8 phys_port)
 422{
 423        return FIELD_PREP(NFP_FLOWER_CMSG_PORT_PHYS_PORT_NUM, phys_port) |
 424                FIELD_PREP(NFP_FLOWER_CMSG_PORT_TYPE,
 425                           NFP_FLOWER_CMSG_PORT_TYPE_PHYS_PORT);
 426}
 427
 428static inline u32
 429nfp_flower_cmsg_pcie_port(u8 nfp_pcie, enum nfp_flower_cmsg_port_vnic_type type,
 430                          u8 vnic, u8 q)
 431{
 432        return FIELD_PREP(NFP_FLOWER_CMSG_PORT_PCI, nfp_pcie) |
 433                FIELD_PREP(NFP_FLOWER_CMSG_PORT_VNIC_TYPE, type) |
 434                FIELD_PREP(NFP_FLOWER_CMSG_PORT_VNIC, vnic) |
 435                FIELD_PREP(NFP_FLOWER_CMSG_PORT_PCIE_Q, q) |
 436                FIELD_PREP(NFP_FLOWER_CMSG_PORT_TYPE,
 437                           NFP_FLOWER_CMSG_PORT_TYPE_PCIE_PORT);
 438}
 439
 440static inline void *nfp_flower_cmsg_get_data(struct sk_buff *skb)
 441{
 442        return (unsigned char *)skb->data + NFP_FLOWER_CMSG_HLEN;
 443}
 444
 445static inline int nfp_flower_cmsg_get_data_len(struct sk_buff *skb)
 446{
 447        return skb->len - NFP_FLOWER_CMSG_HLEN;
 448}
 449
 450struct sk_buff *
 451nfp_flower_cmsg_mac_repr_start(struct nfp_app *app, unsigned int num_ports);
 452void
 453nfp_flower_cmsg_mac_repr_add(struct sk_buff *skb, unsigned int idx,
 454                             unsigned int nbi, unsigned int nbi_port,
 455                             unsigned int phys_port);
 456int nfp_flower_cmsg_portmod(struct nfp_repr *repr, bool carrier_ok);
 457void nfp_flower_cmsg_process_rx(struct work_struct *work);
 458void nfp_flower_cmsg_rx(struct nfp_app *app, struct sk_buff *skb);
 459struct sk_buff *
 460nfp_flower_cmsg_alloc(struct nfp_app *app, unsigned int size,
 461                      enum nfp_flower_cmsg_type_port type, gfp_t flag);
 462
 463#endif
 464