LXR linux/include/uapi/rdma/ib_user

   1/*
   2 * Copyright (c) 2005 Topspin Communications.  All rights reserved.
   3 * Copyright (c) 2005, 2006 Cisco Systems.  All rights reserved.
   4 * Copyright (c) 2005 PathScale, Inc.  All rights reserved.
   5 * Copyright (c) 2006 Mellanox Technologies.  All rights reserved.
   6 *
   7 * This software is available to you under a choice of one of two
   8 * licenses.  You may choose to be licensed under the terms of the GNU
   9 * General Public License (GPL) Version 2, available from the file
  10 * COPYING in the main directory of this source tree, or the
  11 * OpenIB.org BSD license below:
  12 *
  13 *     Redistribution and use in source and binary forms, with or
  14 *     without modification, are permitted provided that the following
  15 *     conditions are met:
  16 *
  17 *      - Redistributions of source code must retain the above
  18 *        copyright notice, this list of conditions and the following
  19 *        disclaimer.
  20 *
  21 *      - Redistributions in binary form must reproduce the above
  22 *        copyright notice, this list of conditions and the following
  23 *        disclaimer in the documentation and/or other materials
  24 *        provided with the distribution.
  25 *
  26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  33 * SOFTWARE.
  34 */
  35
  36#ifndef IB_USER_VERBS_H
  37#define IB_USER_VERBS_H
  38
  39#include <linux/types.h>
  40
  41/*
  42 * Increment this value if any changes that break userspace ABI
  43 * compatibility are made.
  44 */
  45#define IB_USER_VERBS_ABI_VERSION       6
  46#define IB_USER_VERBS_CMD_THRESHOLD    50
  47
  48enum {
  49        IB_USER_VERBS_CMD_GET_CONTEXT,
  50        IB_USER_VERBS_CMD_QUERY_DEVICE,
  51        IB_USER_VERBS_CMD_QUERY_PORT,
  52        IB_USER_VERBS_CMD_ALLOC_PD,
  53        IB_USER_VERBS_CMD_DEALLOC_PD,
  54        IB_USER_VERBS_CMD_CREATE_AH,
  55        IB_USER_VERBS_CMD_MODIFY_AH,
  56        IB_USER_VERBS_CMD_QUERY_AH,
  57        IB_USER_VERBS_CMD_DESTROY_AH,
  58        IB_USER_VERBS_CMD_REG_MR,
  59        IB_USER_VERBS_CMD_REG_SMR,
  60        IB_USER_VERBS_CMD_REREG_MR,
  61        IB_USER_VERBS_CMD_QUERY_MR,
  62        IB_USER_VERBS_CMD_DEREG_MR,
  63        IB_USER_VERBS_CMD_ALLOC_MW,
  64        IB_USER_VERBS_CMD_BIND_MW,
  65        IB_USER_VERBS_CMD_DEALLOC_MW,
  66        IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
  67        IB_USER_VERBS_CMD_CREATE_CQ,
  68        IB_USER_VERBS_CMD_RESIZE_CQ,
  69        IB_USER_VERBS_CMD_DESTROY_CQ,
  70        IB_USER_VERBS_CMD_POLL_CQ,
  71        IB_USER_VERBS_CMD_PEEK_CQ,
  72        IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
  73        IB_USER_VERBS_CMD_CREATE_QP,
  74        IB_USER_VERBS_CMD_QUERY_QP,
  75        IB_USER_VERBS_CMD_MODIFY_QP,
  76        IB_USER_VERBS_CMD_DESTROY_QP,
  77        IB_USER_VERBS_CMD_POST_SEND,
  78        IB_USER_VERBS_CMD_POST_RECV,
  79        IB_USER_VERBS_CMD_ATTACH_MCAST,
  80        IB_USER_VERBS_CMD_DETACH_MCAST,
  81        IB_USER_VERBS_CMD_CREATE_SRQ,
  82        IB_USER_VERBS_CMD_MODIFY_SRQ,
  83        IB_USER_VERBS_CMD_QUERY_SRQ,
  84        IB_USER_VERBS_CMD_DESTROY_SRQ,
  85        IB_USER_VERBS_CMD_POST_SRQ_RECV,
  86        IB_USER_VERBS_CMD_OPEN_XRCD,
  87        IB_USER_VERBS_CMD_CLOSE_XRCD,
  88        IB_USER_VERBS_CMD_CREATE_XSRQ,
  89        IB_USER_VERBS_CMD_OPEN_QP,
  90};
  91
  92enum {
  93        IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
  94        IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
  95};
  96
  97/*
  98 * Make sure that all structs defined in this file remain laid out so
  99 * that they pack the same way on 32-bit and 64-bit architectures (to
 100 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
 101 * Specifically:
 102 *  - Do not use pointer types -- pass pointers in __u64 instead.
 103 *  - Make sure that any structure larger than 4 bytes is padded to a
 104 *    multiple of 8 bytes.  Otherwise the structure size will be
 105 *    different between 32-bit and 64-bit architectures.
 106 */
 107
 108struct ib_uverbs_async_event_desc {
 109        __u64 element;
 110        __u32 event_type;       /* enum ib_event_type */
 111        __u32 reserved;
 112};
 113
 114struct ib_uverbs_comp_event_desc {
 115        __u64 cq_handle;
 116};
 117
 118/*
 119 * All commands from userspace should start with a __u32 command field
 120 * followed by __u16 in_words and out_words fields (which give the
 121 * length of the command block and response buffer if any in 32-bit
 122 * words).  The kernel driver will read these fields first and read
 123 * the rest of the command struct based on these value.
 124 */
 125
 126#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
 127#define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u
 128#define IB_USER_VERBS_CMD_FLAGS_SHIFT 24
 129
 130#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80
 131
 132struct ib_uverbs_cmd_hdr {
 133        __u32 command;
 134        __u16 in_words;
 135        __u16 out_words;
 136};
 137
 138struct ib_uverbs_ex_cmd_hdr {
 139        __u64 response;
 140        __u16 provider_in_words;
 141        __u16 provider_out_words;
 142        __u32 cmd_hdr_reserved;
 143};
 144
 145struct ib_uverbs_get_context {
 146        __u64 response;
 147        __u64 driver_data[0];
 148};
 149
 150struct ib_uverbs_get_context_resp {
 151        __u32 async_fd;
 152        __u32 num_comp_vectors;
 153};
 154
 155struct ib_uverbs_query_device {
 156        __u64 response;
 157        __u64 driver_data[0];
 158};
 159
 160struct ib_uverbs_query_device_resp {
 161        __u64 fw_ver;
 162        __be64 node_guid;
 163        __be64 sys_image_guid;
 164        __u64 max_mr_size;
 165        __u64 page_size_cap;
 166        __u32 vendor_id;
 167        __u32 vendor_part_id;
 168        __u32 hw_ver;
 169        __u32 max_qp;
 170        __u32 max_qp_wr;
 171        __u32 device_cap_flags;
 172        __u32 max_sge;
 173        __u32 max_sge_rd;
 174        __u32 max_cq;
 175        __u32 max_cqe;
 176        __u32 max_mr;
 177        __u32 max_pd;
 178        __u32 max_qp_rd_atom;
 179        __u32 max_ee_rd_atom;
 180        __u32 max_res_rd_atom;
 181        __u32 max_qp_init_rd_atom;
 182        __u32 max_ee_init_rd_atom;
 183        __u32 atomic_cap;
 184        __u32 max_ee;
 185        __u32 max_rdd;
 186        __u32 max_mw;
 187        __u32 max_raw_ipv6_qp;
 188        __u32 max_raw_ethy_qp;
 189        __u32 max_mcast_grp;
 190        __u32 max_mcast_qp_attach;
 191        __u32 max_total_mcast_qp_attach;
 192        __u32 max_ah;
 193        __u32 max_fmr;
 194        __u32 max_map_per_fmr;
 195        __u32 max_srq;
 196        __u32 max_srq_wr;
 197        __u32 max_srq_sge;
 198        __u16 max_pkeys;
 199        __u8  local_ca_ack_delay;
 200        __u8  phys_port_cnt;
 201        __u8  reserved[4];
 202};
 203
 204struct ib_uverbs_query_port {
 205        __u64 response;
 206        __u8  port_num;
 207        __u8  reserved[7];
 208        __u64 driver_data[0];
 209};
 210
 211struct ib_uverbs_query_port_resp {
 212        __u32 port_cap_flags;
 213        __u32 max_msg_sz;
 214        __u32 bad_pkey_cntr;
 215        __u32 qkey_viol_cntr;
 216        __u32 gid_tbl_len;
 217        __u16 pkey_tbl_len;
 218        __u16 lid;
 219        __u16 sm_lid;
 220        __u8  state;
 221        __u8  max_mtu;
 222        __u8  active_mtu;
 223        __u8  lmc;
 224        __u8  max_vl_num;
 225        __u8  sm_sl;
 226        __u8  subnet_timeout;
 227        __u8  init_type_reply;
 228        __u8  active_width;
 229        __u8  active_speed;
 230        __u8  phys_state;
 231        __u8  link_layer;
 232        __u8  reserved[2];
 233};
 234
 235struct ib_uverbs_alloc_pd {
 236        __u64 response;
 237        __u64 driver_data[0];
 238};
 239
 240struct ib_uverbs_alloc_pd_resp {
 241        __u32 pd_handle;
 242};
 243
 244struct ib_uverbs_dealloc_pd {
 245        __u32 pd_handle;
 246};
 247
 248struct ib_uverbs_open_xrcd {
 249        __u64 response;
 250        __u32 fd;
 251        __u32 oflags;
 252        __u64 driver_data[0];
 253};
 254
 255struct ib_uverbs_open_xrcd_resp {
 256        __u32 xrcd_handle;
 257};
 258
 259struct ib_uverbs_close_xrcd {
 260        __u32 xrcd_handle;
 261};
 262
 263struct ib_uverbs_reg_mr {
 264        __u64 response;
 265        __u64 start;
 266        __u64 length;
 267        __u64 hca_va;
 268        __u32 pd_handle;
 269        __u32 access_flags;
 270        __u64 driver_data[0];
 271};
 272
 273struct ib_uverbs_reg_mr_resp {
 274        __u32 mr_handle;
 275        __u32 lkey;
 276        __u32 rkey;
 277};
 278
 279struct ib_uverbs_rereg_mr {
 280        __u64 response;
 281        __u32 mr_handle;
 282        __u32 flags;
 283        __u64 start;
 284        __u64 length;
 285        __u64 hca_va;
 286        __u32 pd_handle;
 287        __u32 access_flags;
 288};
 289
 290struct ib_uverbs_rereg_mr_resp {
 291        __u32 lkey;
 292        __u32 rkey;
 293};
 294
 295struct ib_uverbs_dereg_mr {
 296        __u32 mr_handle;
 297};
 298
 299struct ib_uverbs_alloc_mw {
 300        __u64 response;
 301        __u32 pd_handle;
 302        __u8  mw_type;
 303        __u8  reserved[3];
 304};
 305
 306struct ib_uverbs_alloc_mw_resp {
 307        __u32 mw_handle;
 308        __u32 rkey;
 309};
 310
 311struct ib_uverbs_dealloc_mw {
 312        __u32 mw_handle;
 313};
 314
 315struct ib_uverbs_create_comp_channel {
 316        __u64 response;
 317};
 318
 319struct ib_uverbs_create_comp_channel_resp {
 320        __u32 fd;
 321};
 322
 323struct ib_uverbs_create_cq {
 324        __u64 response;
 325        __u64 user_handle;
 326        __u32 cqe;
 327        __u32 comp_vector;
 328        __s32 comp_channel;
 329        __u32 reserved;
 330        __u64 driver_data[0];
 331};
 332
 333struct ib_uverbs_create_cq_resp {
 334        __u32 cq_handle;
 335        __u32 cqe;
 336};
 337
 338struct ib_uverbs_resize_cq {
 339        __u64 response;
 340        __u32 cq_handle;
 341        __u32 cqe;
 342        __u64 driver_data[0];
 343};
 344
 345struct ib_uverbs_resize_cq_resp {
 346        __u32 cqe;
 347        __u32 reserved;
 348        __u64 driver_data[0];
 349};
 350
 351struct ib_uverbs_poll_cq {
 352        __u64 response;
 353        __u32 cq_handle;
 354        __u32 ne;
 355};
 356
 357struct ib_uverbs_wc {
 358        __u64 wr_id;
 359        __u32 status;
 360        __u32 opcode;
 361        __u32 vendor_err;
 362        __u32 byte_len;
 363        union {
 364                __u32 imm_data;
 365                __u32 invalidate_rkey;
 366        } ex;
 367        __u32 qp_num;
 368        __u32 src_qp;
 369        __u32 wc_flags;
 370        __u16 pkey_index;
 371        __u16 slid;
 372        __u8 sl;
 373        __u8 dlid_path_bits;
 374        __u8 port_num;
 375        __u8 reserved;
 376};
 377
 378struct ib_uverbs_poll_cq_resp {
 379        __u32 count;
 380        __u32 reserved;
 381        struct ib_uverbs_wc wc[0];
 382};
 383
 384struct ib_uverbs_req_notify_cq {
 385        __u32 cq_handle;
 386        __u32 solicited_only;
 387};
 388
 389struct ib_uverbs_destroy_cq {
 390        __u64 response;
 391        __u32 cq_handle;
 392        __u32 reserved;
 393};
 394
 395struct ib_uverbs_destroy_cq_resp {
 396        __u32 comp_events_reported;
 397        __u32 async_events_reported;
 398};
 399
 400struct ib_uverbs_global_route {
 401        __u8  dgid[16];
 402        __u32 flow_label;
 403        __u8  sgid_index;
 404        __u8  hop_limit;
 405        __u8  traffic_class;
 406        __u8  reserved;
 407};
 408
 409struct ib_uverbs_ah_attr {
 410        struct ib_uverbs_global_route grh;
 411        __u16 dlid;
 412        __u8  sl;
 413        __u8  src_path_bits;
 414        __u8  static_rate;
 415        __u8  is_global;
 416        __u8  port_num;
 417        __u8  reserved;
 418};
 419
 420struct ib_uverbs_qp_attr {
 421        __u32   qp_attr_mask;
 422        __u32   qp_state;
 423        __u32   cur_qp_state;
 424        __u32   path_mtu;
 425        __u32   path_mig_state;
 426        __u32   qkey;
 427        __u32   rq_psn;
 428        __u32   sq_psn;
 429        __u32   dest_qp_num;
 430        __u32   qp_access_flags;
 431
 432        struct ib_uverbs_ah_attr ah_attr;
 433        struct ib_uverbs_ah_attr alt_ah_attr;
 434
 435        /* ib_qp_cap */
 436        __u32   max_send_wr;
 437        __u32   max_recv_wr;
 438        __u32   max_send_sge;
 439        __u32   max_recv_sge;
 440        __u32   max_inline_data;
 441
 442        __u16   pkey_index;
 443        __u16   alt_pkey_index;
 444        __u8    en_sqd_async_notify;
 445        __u8    sq_draining;
 446        __u8    max_rd_atomic;
 447        __u8    max_dest_rd_atomic;
 448        __u8    min_rnr_timer;
 449        __u8    port_num;
 450        __u8    timeout;
 451        __u8    retry_cnt;
 452        __u8    rnr_retry;
 453        __u8    alt_port_num;
 454        __u8    alt_timeout;
 455        __u8    reserved[5];
 456};
 457
 458struct ib_uverbs_create_qp {
 459        __u64 response;
 460        __u64 user_handle;
 461        __u32 pd_handle;
 462        __u32 send_cq_handle;
 463        __u32 recv_cq_handle;
 464        __u32 srq_handle;
 465        __u32 max_send_wr;
 466        __u32 max_recv_wr;
 467        __u32 max_send_sge;
 468        __u32 max_recv_sge;
 469        __u32 max_inline_data;
 470        __u8  sq_sig_all;
 471        __u8  qp_type;
 472        __u8  is_srq;
 473        __u8  reserved;
 474        __u64 driver_data[0];
 475};
 476
 477struct ib_uverbs_open_qp {
 478        __u64 response;
 479        __u64 user_handle;
 480        __u32 pd_handle;
 481        __u32 qpn;
 482        __u8  qp_type;
 483        __u8  reserved[7];
 484        __u64 driver_data[0];
 485};
 486
 487/* also used for open response */
 488struct ib_uverbs_create_qp_resp {
 489        __u32 qp_handle;
 490        __u32 qpn;
 491        __u32 max_send_wr;
 492        __u32 max_recv_wr;
 493        __u32 max_send_sge;
 494        __u32 max_recv_sge;
 495        __u32 max_inline_data;
 496        __u32 reserved;
 497};
 498
 499/*
 500 * This struct needs to remain a multiple of 8 bytes to keep the
 501 * alignment of the modify QP parameters.
 502 */
 503struct ib_uverbs_qp_dest {
 504        __u8  dgid[16];
 505        __u32 flow_label;
 506        __u16 dlid;
 507        __u16 reserved;
 508        __u8  sgid_index;
 509        __u8  hop_limit;
 510        __u8  traffic_class;
 511        __u8  sl;
 512        __u8  src_path_bits;
 513        __u8  static_rate;
 514        __u8  is_global;
 515        __u8  port_num;
 516};
 517
 518struct ib_uverbs_query_qp {
 519        __u64 response;
 520        __u32 qp_handle;
 521        __u32 attr_mask;
 522        __u64 driver_data[0];
 523};
 524
 525struct ib_uverbs_query_qp_resp {
 526        struct ib_uverbs_qp_dest dest;
 527        struct ib_uverbs_qp_dest alt_dest;
 528        __u32 max_send_wr;
 529        __u32 max_recv_wr;
 530        __u32 max_send_sge;
 531        __u32 max_recv_sge;
 532        __u32 max_inline_data;
 533        __u32 qkey;
 534        __u32 rq_psn;
 535        __u32 sq_psn;
 536        __u32 dest_qp_num;
 537        __u32 qp_access_flags;
 538        __u16 pkey_index;
 539        __u16 alt_pkey_index;
 540        __u8  qp_state;
 541        __u8  cur_qp_state;
 542        __u8  path_mtu;
 543        __u8  path_mig_state;
 544        __u8  sq_draining;
 545        __u8  max_rd_atomic;
 546        __u8  max_dest_rd_atomic;
 547        __u8  min_rnr_timer;
 548        __u8  port_num;
 549        __u8  timeout;
 550        __u8  retry_cnt;
 551        __u8  rnr_retry;
 552        __u8  alt_port_num;
 553        __u8  alt_timeout;
 554        __u8  sq_sig_all;
 555        __u8  reserved[5];
 556        __u64 driver_data[0];
 557};
 558
 559struct ib_uverbs_modify_qp {
 560        struct ib_uverbs_qp_dest dest;
 561        struct ib_uverbs_qp_dest alt_dest;
 562        __u32 qp_handle;
 563        __u32 attr_mask;
 564        __u32 qkey;
 565        __u32 rq_psn;
 566        __u32 sq_psn;
 567        __u32 dest_qp_num;
 568        __u32 qp_access_flags;
 569        __u16 pkey_index;
 570        __u16 alt_pkey_index;
 571        __u8  qp_state;
 572        __u8  cur_qp_state;
 573        __u8  path_mtu;
 574        __u8  path_mig_state;
 575        __u8  en_sqd_async_notify;
 576        __u8  max_rd_atomic;
 577        __u8  max_dest_rd_atomic;
 578        __u8  min_rnr_timer;
 579        __u8  port_num;
 580        __u8  timeout;
 581        __u8  retry_cnt;
 582        __u8  rnr_retry;
 583        __u8  alt_port_num;
 584        __u8  alt_timeout;
 585        __u8  reserved[2];
 586        __u64 driver_data[0];
 587};
 588
 589struct ib_uverbs_modify_qp_resp {
 590};
 591
 592struct ib_uverbs_destroy_qp {
 593        __u64 response;
 594        __u32 qp_handle;
 595        __u32 reserved;
 596};
 597
 598struct ib_uverbs_destroy_qp_resp {
 599        __u32 events_reported;
 600};
 601
 602/*
 603 * The ib_uverbs_sge structure isn't used anywhere, since we assume
 604 * the ib_sge structure is packed the same way on 32-bit and 64-bit
 605 * architectures in both kernel and user space.  It's just here to
 606 * document the ABI.
 607 */
 608struct ib_uverbs_sge {
 609        __u64 addr;
 610        __u32 length;
 611        __u32 lkey;
 612};
 613
 614struct ib_uverbs_send_wr {
 615        __u64 wr_id;
 616        __u32 num_sge;
 617        __u32 opcode;
 618        __u32 send_flags;
 619        union {
 620                __u32 imm_data;
 621                __u32 invalidate_rkey;
 622        } ex;
 623        union {
 624                struct {
 625                        __u64 remote_addr;
 626                        __u32 rkey;
 627                        __u32 reserved;
 628                } rdma;
 629                struct {
 630                        __u64 remote_addr;
 631                        __u64 compare_add;
 632                        __u64 swap;
 633                        __u32 rkey;
 634                        __u32 reserved;
 635                } atomic;
 636                struct {
 637                        __u32 ah;
 638                        __u32 remote_qpn;
 639                        __u32 remote_qkey;
 640                        __u32 reserved;
 641                } ud;
 642        } wr;
 643};
 644
 645struct ib_uverbs_post_send {
 646        __u64 response;
 647        __u32 qp_handle;
 648        __u32 wr_count;
 649        __u32 sge_count;
 650        __u32 wqe_size;
 651        struct ib_uverbs_send_wr send_wr[0];
 652};
 653
 654struct ib_uverbs_post_send_resp {
 655        __u32 bad_wr;
 656};
 657
 658struct ib_uverbs_recv_wr {
 659        __u64 wr_id;
 660        __u32 num_sge;
 661        __u32 reserved;
 662};
 663
 664struct ib_uverbs_post_recv {
 665        __u64 response;
 666        __u32 qp_handle;
 667        __u32 wr_count;
 668        __u32 sge_count;
 669        __u32 wqe_size;
 670        struct ib_uverbs_recv_wr recv_wr[0];
 671};
 672
 673struct ib_uverbs_post_recv_resp {
 674        __u32 bad_wr;
 675};
 676
 677struct ib_uverbs_post_srq_recv {
 678        __u64 response;
 679        __u32 srq_handle;
 680        __u32 wr_count;
 681        __u32 sge_count;
 682        __u32 wqe_size;
 683        struct ib_uverbs_recv_wr recv[0];
 684};
 685
 686struct ib_uverbs_post_srq_recv_resp {
 687        __u32 bad_wr;
 688};
 689
 690struct ib_uverbs_create_ah {
 691        __u64 response;
 692        __u64 user_handle;
 693        __u32 pd_handle;
 694        __u32 reserved;
 695        struct ib_uverbs_ah_attr attr;
 696};
 697
 698struct ib_uverbs_create_ah_resp {
 699        __u32 ah_handle;
 700};
 701
 702struct ib_uverbs_destroy_ah {
 703        __u32 ah_handle;
 704};
 705
 706struct ib_uverbs_attach_mcast {
 707        __u8  gid[16];
 708        __u32 qp_handle;
 709        __u16 mlid;
 710        __u16 reserved;
 711        __u64 driver_data[0];
 712};
 713
 714struct ib_uverbs_detach_mcast {
 715        __u8  gid[16];
 716        __u32 qp_handle;
 717        __u16 mlid;
 718        __u16 reserved;
 719        __u64 driver_data[0];
 720};
 721
 722struct ib_uverbs_flow_spec_hdr {
 723        __u32 type;
 724        __u16 size;
 725        __u16 reserved;
 726        /* followed by flow_spec */
 727        __u64 flow_spec_data[0];
 728};
 729
 730struct ib_uverbs_flow_eth_filter {
 731        __u8  dst_mac[6];
 732        __u8  src_mac[6];
 733        __be16 ether_type;
 734        __be16 vlan_tag;
 735};
 736
 737struct ib_uverbs_flow_spec_eth {
 738        union {
 739                struct ib_uverbs_flow_spec_hdr hdr;
 740                struct {
 741                        __u32 type;
 742                        __u16 size;
 743                        __u16 reserved;
 744                };
 745        };
 746        struct ib_uverbs_flow_eth_filter val;
 747        struct ib_uverbs_flow_eth_filter mask;
 748};
 749
 750struct ib_uverbs_flow_ipv4_filter {
 751        __be32 src_ip;
 752        __be32 dst_ip;
 753};
 754
 755struct ib_uverbs_flow_spec_ipv4 {
 756        union {
 757                struct ib_uverbs_flow_spec_hdr hdr;
 758                struct {
 759                        __u32 type;
 760                        __u16 size;
 761                        __u16 reserved;
 762                };
 763        };
 764        struct ib_uverbs_flow_ipv4_filter val;
 765        struct ib_uverbs_flow_ipv4_filter mask;
 766};
 767
 768struct ib_uverbs_flow_tcp_udp_filter {
 769        __be16 dst_port;
 770        __be16 src_port;
 771};
 772
 773struct ib_uverbs_flow_spec_tcp_udp {
 774        union {
 775                struct ib_uverbs_flow_spec_hdr hdr;
 776                struct {
 777                        __u32 type;
 778                        __u16 size;
 779                        __u16 reserved;
 780                };
 781        };
 782        struct ib_uverbs_flow_tcp_udp_filter val;
 783        struct ib_uverbs_flow_tcp_udp_filter mask;
 784};
 785
 786struct ib_uverbs_flow_attr {
 787        __u32 type;
 788        __u16 size;
 789        __u16 priority;
 790        __u8  num_of_specs;
 791        __u8  reserved[2];
 792        __u8  port;
 793        __u32 flags;
 794        /* Following are the optional layers according to user request
 795         * struct ib_flow_spec_xxx
 796         * struct ib_flow_spec_yyy
 797         */
 798        struct ib_uverbs_flow_spec_hdr flow_specs[0];
 799};
 800
 801struct ib_uverbs_create_flow  {
 802        __u32 comp_mask;
 803        __u32 qp_handle;
 804        struct ib_uverbs_flow_attr flow_attr;
 805};
 806
 807struct ib_uverbs_create_flow_resp {
 808        __u32 comp_mask;
 809        __u32 flow_handle;
 810};
 811
 812struct ib_uverbs_destroy_flow  {
 813        __u32 comp_mask;
 814        __u32 flow_handle;
 815};
 816
 817struct ib_uverbs_create_srq {
 818        __u64 response;
 819        __u64 user_handle;
 820        __u32 pd_handle;
 821        __u32 max_wr;
 822        __u32 max_sge;
 823        __u32 srq_limit;
 824        __u64 driver_data[0];
 825};
 826
 827struct ib_uverbs_create_xsrq {
 828        __u64 response;
 829        __u64 user_handle;
 830        __u32 srq_type;
 831        __u32 pd_handle;
 832        __u32 max_wr;
 833        __u32 max_sge;
 834        __u32 srq_limit;
 835        __u32 reserved;
 836        __u32 xrcd_handle;
 837        __u32 cq_handle;
 838        __u64 driver_data[0];
 839};
 840
 841struct ib_uverbs_create_srq_resp {
 842        __u32 srq_handle;
 843        __u32 max_wr;
 844        __u32 max_sge;
 845        __u32 srqn;
 846};
 847
 848struct ib_uverbs_modify_srq {
 849        __u32 srq_handle;
 850        __u32 attr_mask;
 851        __u32 max_wr;
 852        __u32 srq_limit;
 853        __u64 driver_data[0];
 854};
 855
 856struct ib_uverbs_query_srq {
 857        __u64 response;
 858        __u32 srq_handle;
 859        __u32 reserved;
 860        __u64 driver_data[0];
 861};
 862
 863struct ib_uverbs_query_srq_resp {
 864        __u32 max_wr;
 865        __u32 max_sge;
 866        __u32 srq_limit;
 867        __u32 reserved;
 868};
 869
 870struct ib_uverbs_destroy_srq {
 871        __u64 response;
 872        __u32 srq_handle;
 873        __u32 reserved;
 874};
 875
 876struct ib_uverbs_destroy_srq_resp {
 877        __u32 events_reported;
 878};
 879
 880#endif /* IB_USER_VERBS_H */
 881