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_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE,
  94        IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ,
  95        IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
  96        IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
  97};
  98
  99/*
 100 * Make sure that all structs defined in this file remain laid out so
 101 * that they pack the same way on 32-bit and 64-bit architectures (to
 102 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
 103 * Specifically:
 104 *  - Do not use pointer types -- pass pointers in __u64 instead.
 105 *  - Make sure that any structure larger than 4 bytes is padded to a
 106 *    multiple of 8 bytes.  Otherwise the structure size will be
 107 *    different between 32-bit and 64-bit architectures.
 108 */
 109
 110struct ib_uverbs_async_event_desc {
 111        __u64 element;
 112        __u32 event_type;       /* enum ib_event_type */
 113        __u32 reserved;
 114};
 115
 116struct ib_uverbs_comp_event_desc {
 117        __u64 cq_handle;
 118};
 119
 120/*
 121 * All commands from userspace should start with a __u32 command field
 122 * followed by __u16 in_words and out_words fields (which give the
 123 * length of the command block and response buffer if any in 32-bit
 124 * words).  The kernel driver will read these fields first and read
 125 * the rest of the command struct based on these value.
 126 */
 127
 128#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
 129#define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u
 130#define IB_USER_VERBS_CMD_FLAGS_SHIFT 24
 131
 132#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80
 133
 134struct ib_uverbs_cmd_hdr {
 135        __u32 command;
 136        __u16 in_words;
 137        __u16 out_words;
 138};
 139
 140struct ib_uverbs_ex_cmd_hdr {
 141        __u64 response;
 142        __u16 provider_in_words;
 143        __u16 provider_out_words;
 144        __u32 cmd_hdr_reserved;
 145};
 146
 147struct ib_uverbs_get_context {
 148        __u64 response;
 149        __u64 driver_data[0];
 150};
 151
 152struct ib_uverbs_get_context_resp {
 153        __u32 async_fd;
 154        __u32 num_comp_vectors;
 155};
 156
 157struct ib_uverbs_query_device {
 158        __u64 response;
 159        __u64 driver_data[0];
 160};
 161
 162struct ib_uverbs_query_device_resp {
 163        __u64 fw_ver;
 164        __be64 node_guid;
 165        __be64 sys_image_guid;
 166        __u64 max_mr_size;
 167        __u64 page_size_cap;
 168        __u32 vendor_id;
 169        __u32 vendor_part_id;
 170        __u32 hw_ver;
 171        __u32 max_qp;
 172        __u32 max_qp_wr;
 173        __u32 device_cap_flags;
 174        __u32 max_sge;
 175        __u32 max_sge_rd;
 176        __u32 max_cq;
 177        __u32 max_cqe;
 178        __u32 max_mr;
 179        __u32 max_pd;
 180        __u32 max_qp_rd_atom;
 181        __u32 max_ee_rd_atom;
 182        __u32 max_res_rd_atom;
 183        __u32 max_qp_init_rd_atom;
 184        __u32 max_ee_init_rd_atom;
 185        __u32 atomic_cap;
 186        __u32 max_ee;
 187        __u32 max_rdd;
 188        __u32 max_mw;
 189        __u32 max_raw_ipv6_qp;
 190        __u32 max_raw_ethy_qp;
 191        __u32 max_mcast_grp;
 192        __u32 max_mcast_qp_attach;
 193        __u32 max_total_mcast_qp_attach;
 194        __u32 max_ah;
 195        __u32 max_fmr;
 196        __u32 max_map_per_fmr;
 197        __u32 max_srq;
 198        __u32 max_srq_wr;
 199        __u32 max_srq_sge;
 200        __u16 max_pkeys;
 201        __u8  local_ca_ack_delay;
 202        __u8  phys_port_cnt;
 203        __u8  reserved[4];
 204};
 205
 206struct ib_uverbs_ex_query_device {
 207        __u32 comp_mask;
 208        __u32 reserved;
 209};
 210
 211struct ib_uverbs_odp_caps {
 212        __u64 general_caps;
 213        struct {
 214                __u32 rc_odp_caps;
 215                __u32 uc_odp_caps;
 216                __u32 ud_odp_caps;
 217        } per_transport_caps;
 218        __u32 reserved;
 219};
 220
 221struct ib_uverbs_ex_query_device_resp {
 222        struct ib_uverbs_query_device_resp base;
 223        __u32 comp_mask;
 224        __u32 response_length;
 225        struct ib_uverbs_odp_caps odp_caps;
 226        __u64 timestamp_mask;
 227        __u64 hca_core_clock; /* in KHZ */
 228};
 229
 230struct ib_uverbs_query_port {
 231        __u64 response;
 232        __u8  port_num;
 233        __u8  reserved[7];
 234        __u64 driver_data[0];
 235};
 236
 237struct ib_uverbs_query_port_resp {
 238        __u32 port_cap_flags;
 239        __u32 max_msg_sz;
 240        __u32 bad_pkey_cntr;
 241        __u32 qkey_viol_cntr;
 242        __u32 gid_tbl_len;
 243        __u16 pkey_tbl_len;
 244        __u16 lid;
 245        __u16 sm_lid;
 246        __u8  state;
 247        __u8  max_mtu;
 248        __u8  active_mtu;
 249        __u8  lmc;
 250        __u8  max_vl_num;
 251        __u8  sm_sl;
 252        __u8  subnet_timeout;
 253        __u8  init_type_reply;
 254        __u8  active_width;
 255        __u8  active_speed;
 256        __u8  phys_state;
 257        __u8  link_layer;
 258        __u8  reserved[2];
 259};
 260
 261struct ib_uverbs_alloc_pd {
 262        __u64 response;
 263        __u64 driver_data[0];
 264};
 265
 266struct ib_uverbs_alloc_pd_resp {
 267        __u32 pd_handle;
 268};
 269
 270struct ib_uverbs_dealloc_pd {
 271        __u32 pd_handle;
 272};
 273
 274struct ib_uverbs_open_xrcd {
 275        __u64 response;
 276        __u32 fd;
 277        __u32 oflags;
 278        __u64 driver_data[0];
 279};
 280
 281struct ib_uverbs_open_xrcd_resp {
 282        __u32 xrcd_handle;
 283};
 284
 285struct ib_uverbs_close_xrcd {
 286        __u32 xrcd_handle;
 287};
 288
 289struct ib_uverbs_reg_mr {
 290        __u64 response;
 291        __u64 start;
 292        __u64 length;
 293        __u64 hca_va;
 294        __u32 pd_handle;
 295        __u32 access_flags;
 296        __u64 driver_data[0];
 297};
 298
 299struct ib_uverbs_reg_mr_resp {
 300        __u32 mr_handle;
 301        __u32 lkey;
 302        __u32 rkey;
 303};
 304
 305struct ib_uverbs_rereg_mr {
 306        __u64 response;
 307        __u32 mr_handle;
 308        __u32 flags;
 309        __u64 start;
 310        __u64 length;
 311        __u64 hca_va;
 312        __u32 pd_handle;
 313        __u32 access_flags;
 314};
 315
 316struct ib_uverbs_rereg_mr_resp {
 317        __u32 lkey;
 318        __u32 rkey;
 319};
 320
 321struct ib_uverbs_dereg_mr {
 322        __u32 mr_handle;
 323};
 324
 325struct ib_uverbs_alloc_mw {
 326        __u64 response;
 327        __u32 pd_handle;
 328        __u8  mw_type;
 329        __u8  reserved[3];
 330};
 331
 332struct ib_uverbs_alloc_mw_resp {
 333        __u32 mw_handle;
 334        __u32 rkey;
 335};
 336
 337struct ib_uverbs_dealloc_mw {
 338        __u32 mw_handle;
 339};
 340
 341struct ib_uverbs_create_comp_channel {
 342        __u64 response;
 343};
 344
 345struct ib_uverbs_create_comp_channel_resp {
 346        __u32 fd;
 347};
 348
 349struct ib_uverbs_create_cq {
 350        __u64 response;
 351        __u64 user_handle;
 352        __u32 cqe;
 353        __u32 comp_vector;
 354        __s32 comp_channel;
 355        __u32 reserved;
 356        __u64 driver_data[0];
 357};
 358
 359struct ib_uverbs_ex_create_cq {
 360        __u64 user_handle;
 361        __u32 cqe;
 362        __u32 comp_vector;
 363        __s32 comp_channel;
 364        __u32 comp_mask;
 365        __u32 flags;
 366        __u32 reserved;
 367};
 368
 369struct ib_uverbs_create_cq_resp {
 370        __u32 cq_handle;
 371        __u32 cqe;
 372};
 373
 374struct ib_uverbs_ex_create_cq_resp {
 375        struct ib_uverbs_create_cq_resp base;
 376        __u32 comp_mask;
 377        __u32 response_length;
 378};
 379
 380struct ib_uverbs_resize_cq {
 381        __u64 response;
 382        __u32 cq_handle;
 383        __u32 cqe;
 384        __u64 driver_data[0];
 385};
 386
 387struct ib_uverbs_resize_cq_resp {
 388        __u32 cqe;
 389        __u32 reserved;
 390        __u64 driver_data[0];
 391};
 392
 393struct ib_uverbs_poll_cq {
 394        __u64 response;
 395        __u32 cq_handle;
 396        __u32 ne;
 397};
 398
 399struct ib_uverbs_wc {
 400        __u64 wr_id;
 401        __u32 status;
 402        __u32 opcode;
 403        __u32 vendor_err;
 404        __u32 byte_len;
 405        union {
 406                __u32 imm_data;
 407                __u32 invalidate_rkey;
 408        } ex;
 409        __u32 qp_num;
 410        __u32 src_qp;
 411        __u32 wc_flags;
 412        __u16 pkey_index;
 413        __u16 slid;
 414        __u8 sl;
 415        __u8 dlid_path_bits;
 416        __u8 port_num;
 417        __u8 reserved;
 418};
 419
 420struct ib_uverbs_poll_cq_resp {
 421        __u32 count;
 422        __u32 reserved;
 423        struct ib_uverbs_wc wc[0];
 424};
 425
 426struct ib_uverbs_req_notify_cq {
 427        __u32 cq_handle;
 428        __u32 solicited_only;
 429};
 430
 431struct ib_uverbs_destroy_cq {
 432        __u64 response;
 433        __u32 cq_handle;
 434        __u32 reserved;
 435};
 436
 437struct ib_uverbs_destroy_cq_resp {
 438        __u32 comp_events_reported;
 439        __u32 async_events_reported;
 440};
 441
 442struct ib_uverbs_global_route {
 443        __u8  dgid[16];
 444        __u32 flow_label;
 445        __u8  sgid_index;
 446        __u8  hop_limit;
 447        __u8  traffic_class;
 448        __u8  reserved;
 449};
 450
 451struct ib_uverbs_ah_attr {
 452        struct ib_uverbs_global_route grh;
 453        __u16 dlid;
 454        __u8  sl;
 455        __u8  src_path_bits;
 456        __u8  static_rate;
 457        __u8  is_global;
 458        __u8  port_num;
 459        __u8  reserved;
 460};
 461
 462struct ib_uverbs_qp_attr {
 463        __u32   qp_attr_mask;
 464        __u32   qp_state;
 465        __u32   cur_qp_state;
 466        __u32   path_mtu;
 467        __u32   path_mig_state;
 468        __u32   qkey;
 469        __u32   rq_psn;
 470        __u32   sq_psn;
 471        __u32   dest_qp_num;
 472        __u32   qp_access_flags;
 473
 474        struct ib_uverbs_ah_attr ah_attr;
 475        struct ib_uverbs_ah_attr alt_ah_attr;
 476
 477        /* ib_qp_cap */
 478        __u32   max_send_wr;
 479        __u32   max_recv_wr;
 480        __u32   max_send_sge;
 481        __u32   max_recv_sge;
 482        __u32   max_inline_data;
 483
 484        __u16   pkey_index;
 485        __u16   alt_pkey_index;
 486        __u8    en_sqd_async_notify;
 487        __u8    sq_draining;
 488        __u8    max_rd_atomic;
 489        __u8    max_dest_rd_atomic;
 490        __u8    min_rnr_timer;
 491        __u8    port_num;
 492        __u8    timeout;
 493        __u8    retry_cnt;
 494        __u8    rnr_retry;
 495        __u8    alt_port_num;
 496        __u8    alt_timeout;
 497        __u8    reserved[5];
 498};
 499
 500struct ib_uverbs_create_qp {
 501        __u64 response;
 502        __u64 user_handle;
 503        __u32 pd_handle;
 504        __u32 send_cq_handle;
 505        __u32 recv_cq_handle;
 506        __u32 srq_handle;
 507        __u32 max_send_wr;
 508        __u32 max_recv_wr;
 509        __u32 max_send_sge;
 510        __u32 max_recv_sge;
 511        __u32 max_inline_data;
 512        __u8  sq_sig_all;
 513        __u8  qp_type;
 514        __u8  is_srq;
 515        __u8  reserved;
 516        __u64 driver_data[0];
 517};
 518
 519struct ib_uverbs_open_qp {
 520        __u64 response;
 521        __u64 user_handle;
 522        __u32 pd_handle;
 523        __u32 qpn;
 524        __u8  qp_type;
 525        __u8  reserved[7];
 526        __u64 driver_data[0];
 527};
 528
 529/* also used for open response */
 530struct ib_uverbs_create_qp_resp {
 531        __u32 qp_handle;
 532        __u32 qpn;
 533        __u32 max_send_wr;
 534        __u32 max_recv_wr;
 535        __u32 max_send_sge;
 536        __u32 max_recv_sge;
 537        __u32 max_inline_data;
 538        __u32 reserved;
 539};
 540
 541/*
 542 * This struct needs to remain a multiple of 8 bytes to keep the
 543 * alignment of the modify QP parameters.
 544 */
 545struct ib_uverbs_qp_dest {
 546        __u8  dgid[16];
 547        __u32 flow_label;
 548        __u16 dlid;
 549        __u16 reserved;
 550        __u8  sgid_index;
 551        __u8  hop_limit;
 552        __u8  traffic_class;
 553        __u8  sl;
 554        __u8  src_path_bits;
 555        __u8  static_rate;
 556        __u8  is_global;
 557        __u8  port_num;
 558};
 559
 560struct ib_uverbs_query_qp {
 561        __u64 response;
 562        __u32 qp_handle;
 563        __u32 attr_mask;
 564        __u64 driver_data[0];
 565};
 566
 567struct ib_uverbs_query_qp_resp {
 568        struct ib_uverbs_qp_dest dest;
 569        struct ib_uverbs_qp_dest alt_dest;
 570        __u32 max_send_wr;
 571        __u32 max_recv_wr;
 572        __u32 max_send_sge;
 573        __u32 max_recv_sge;
 574        __u32 max_inline_data;
 575        __u32 qkey;
 576        __u32 rq_psn;
 577        __u32 sq_psn;
 578        __u32 dest_qp_num;
 579        __u32 qp_access_flags;
 580        __u16 pkey_index;
 581        __u16 alt_pkey_index;
 582        __u8  qp_state;
 583        __u8  cur_qp_state;
 584        __u8  path_mtu;
 585        __u8  path_mig_state;
 586        __u8  sq_draining;
 587        __u8  max_rd_atomic;
 588        __u8  max_dest_rd_atomic;
 589        __u8  min_rnr_timer;
 590        __u8  port_num;
 591        __u8  timeout;
 592        __u8  retry_cnt;
 593        __u8  rnr_retry;
 594        __u8  alt_port_num;
 595        __u8  alt_timeout;
 596        __u8  sq_sig_all;
 597        __u8  reserved[5];
 598        __u64 driver_data[0];
 599};
 600
 601struct ib_uverbs_modify_qp {
 602        struct ib_uverbs_qp_dest dest;
 603        struct ib_uverbs_qp_dest alt_dest;
 604        __u32 qp_handle;
 605        __u32 attr_mask;
 606        __u32 qkey;
 607        __u32 rq_psn;
 608        __u32 sq_psn;
 609        __u32 dest_qp_num;
 610        __u32 qp_access_flags;
 611        __u16 pkey_index;
 612        __u16 alt_pkey_index;
 613        __u8  qp_state;
 614        __u8  cur_qp_state;
 615        __u8  path_mtu;
 616        __u8  path_mig_state;
 617        __u8  en_sqd_async_notify;
 618        __u8  max_rd_atomic;
 619        __u8  max_dest_rd_atomic;
 620        __u8  min_rnr_timer;
 621        __u8  port_num;
 622        __u8  timeout;
 623        __u8  retry_cnt;
 624        __u8  rnr_retry;
 625        __u8  alt_port_num;
 626        __u8  alt_timeout;
 627        __u8  reserved[2];
 628        __u64 driver_data[0];
 629};
 630
 631struct ib_uverbs_modify_qp_resp {
 632};
 633
 634struct ib_uverbs_destroy_qp {
 635        __u64 response;
 636        __u32 qp_handle;
 637        __u32 reserved;
 638};
 639
 640struct ib_uverbs_destroy_qp_resp {
 641        __u32 events_reported;
 642};
 643
 644/*
 645 * The ib_uverbs_sge structure isn't used anywhere, since we assume
 646 * the ib_sge structure is packed the same way on 32-bit and 64-bit
 647 * architectures in both kernel and user space.  It's just here to
 648 * document the ABI.
 649 */
 650struct ib_uverbs_sge {
 651        __u64 addr;
 652        __u32 length;
 653        __u32 lkey;
 654};
 655
 656struct ib_uverbs_send_wr {
 657        __u64 wr_id;
 658        __u32 num_sge;
 659        __u32 opcode;
 660        __u32 send_flags;
 661        union {
 662                __u32 imm_data;
 663                __u32 invalidate_rkey;
 664        } ex;
 665        union {
 666                struct {
 667                        __u64 remote_addr;
 668                        __u32 rkey;
 669                        __u32 reserved;
 670                } rdma;
 671                struct {
 672                        __u64 remote_addr;
 673                        __u64 compare_add;
 674                        __u64 swap;
 675                        __u32 rkey;
 676                        __u32 reserved;
 677                } atomic;
 678                struct {
 679                        __u32 ah;
 680                        __u32 remote_qpn;
 681                        __u32 remote_qkey;
 682                        __u32 reserved;
 683                } ud;
 684        } wr;
 685};
 686
 687struct ib_uverbs_post_send {
 688        __u64 response;
 689        __u32 qp_handle;
 690        __u32 wr_count;
 691        __u32 sge_count;
 692        __u32 wqe_size;
 693        struct ib_uverbs_send_wr send_wr[0];
 694};
 695
 696struct ib_uverbs_post_send_resp {
 697        __u32 bad_wr;
 698};
 699
 700struct ib_uverbs_recv_wr {
 701        __u64 wr_id;
 702        __u32 num_sge;
 703        __u32 reserved;
 704};
 705
 706struct ib_uverbs_post_recv {
 707        __u64 response;
 708        __u32 qp_handle;
 709        __u32 wr_count;
 710        __u32 sge_count;
 711        __u32 wqe_size;
 712        struct ib_uverbs_recv_wr recv_wr[0];
 713};
 714
 715struct ib_uverbs_post_recv_resp {
 716        __u32 bad_wr;
 717};
 718
 719struct ib_uverbs_post_srq_recv {
 720        __u64 response;
 721        __u32 srq_handle;
 722        __u32 wr_count;
 723        __u32 sge_count;
 724        __u32 wqe_size;
 725        struct ib_uverbs_recv_wr recv[0];
 726};
 727
 728struct ib_uverbs_post_srq_recv_resp {
 729        __u32 bad_wr;
 730};
 731
 732struct ib_uverbs_create_ah {
 733        __u64 response;
 734        __u64 user_handle;
 735        __u32 pd_handle;
 736        __u32 reserved;
 737        struct ib_uverbs_ah_attr attr;
 738};
 739
 740struct ib_uverbs_create_ah_resp {
 741        __u32 ah_handle;
 742};
 743
 744struct ib_uverbs_destroy_ah {
 745        __u32 ah_handle;
 746};
 747
 748struct ib_uverbs_attach_mcast {
 749        __u8  gid[16];
 750        __u32 qp_handle;
 751        __u16 mlid;
 752        __u16 reserved;
 753        __u64 driver_data[0];
 754};
 755
 756struct ib_uverbs_detach_mcast {
 757        __u8  gid[16];
 758        __u32 qp_handle;
 759        __u16 mlid;
 760        __u16 reserved;
 761        __u64 driver_data[0];
 762};
 763
 764struct ib_uverbs_flow_spec_hdr {
 765        __u32 type;
 766        __u16 size;
 767        __u16 reserved;
 768        /* followed by flow_spec */
 769        __u64 flow_spec_data[0];
 770};
 771
 772struct ib_uverbs_flow_eth_filter {
 773        __u8  dst_mac[6];
 774        __u8  src_mac[6];
 775        __be16 ether_type;
 776        __be16 vlan_tag;
 777};
 778
 779struct ib_uverbs_flow_spec_eth {
 780        union {
 781                struct ib_uverbs_flow_spec_hdr hdr;
 782                struct {
 783                        __u32 type;
 784                        __u16 size;
 785                        __u16 reserved;
 786                };
 787        };
 788        struct ib_uverbs_flow_eth_filter val;
 789        struct ib_uverbs_flow_eth_filter mask;
 790};
 791
 792struct ib_uverbs_flow_ipv4_filter {
 793        __be32 src_ip;
 794        __be32 dst_ip;
 795};
 796
 797struct ib_uverbs_flow_spec_ipv4 {
 798        union {
 799                struct ib_uverbs_flow_spec_hdr hdr;
 800                struct {
 801                        __u32 type;
 802                        __u16 size;
 803                        __u16 reserved;
 804                };
 805        };
 806        struct ib_uverbs_flow_ipv4_filter val;
 807        struct ib_uverbs_flow_ipv4_filter mask;
 808};
 809
 810struct ib_uverbs_flow_tcp_udp_filter {
 811        __be16 dst_port;
 812        __be16 src_port;
 813};
 814
 815struct ib_uverbs_flow_spec_tcp_udp {
 816        union {
 817                struct ib_uverbs_flow_spec_hdr hdr;
 818                struct {
 819                        __u32 type;
 820                        __u16 size;
 821                        __u16 reserved;
 822                };
 823        };
 824        struct ib_uverbs_flow_tcp_udp_filter val;
 825        struct ib_uverbs_flow_tcp_udp_filter mask;
 826};
 827
 828struct ib_uverbs_flow_attr {
 829        __u32 type;
 830        __u16 size;
 831        __u16 priority;
 832        __u8  num_of_specs;
 833        __u8  reserved[2];
 834        __u8  port;
 835        __u32 flags;
 836        /* Following are the optional layers according to user request
 837         * struct ib_flow_spec_xxx
 838         * struct ib_flow_spec_yyy
 839         */
 840        struct ib_uverbs_flow_spec_hdr flow_specs[0];
 841};
 842
 843struct ib_uverbs_create_flow  {
 844        __u32 comp_mask;
 845        __u32 qp_handle;
 846        struct ib_uverbs_flow_attr flow_attr;
 847};
 848
 849struct ib_uverbs_create_flow_resp {
 850        __u32 comp_mask;
 851        __u32 flow_handle;
 852};
 853
 854struct ib_uverbs_destroy_flow  {
 855        __u32 comp_mask;
 856        __u32 flow_handle;
 857};
 858
 859struct ib_uverbs_create_srq {
 860        __u64 response;
 861        __u64 user_handle;
 862        __u32 pd_handle;
 863        __u32 max_wr;
 864        __u32 max_sge;
 865        __u32 srq_limit;
 866        __u64 driver_data[0];
 867};
 868
 869struct ib_uverbs_create_xsrq {
 870        __u64 response;
 871        __u64 user_handle;
 872        __u32 srq_type;
 873        __u32 pd_handle;
 874        __u32 max_wr;
 875        __u32 max_sge;
 876        __u32 srq_limit;
 877        __u32 reserved;
 878        __u32 xrcd_handle;
 879        __u32 cq_handle;
 880        __u64 driver_data[0];
 881};
 882
 883struct ib_uverbs_create_srq_resp {
 884        __u32 srq_handle;
 885        __u32 max_wr;
 886        __u32 max_sge;
 887        __u32 srqn;
 888};
 889
 890struct ib_uverbs_modify_srq {
 891        __u32 srq_handle;
 892        __u32 attr_mask;
 893        __u32 max_wr;
 894        __u32 srq_limit;
 895        __u64 driver_data[0];
 896};
 897
 898struct ib_uverbs_query_srq {
 899        __u64 response;
 900        __u32 srq_handle;
 901        __u32 reserved;
 902        __u64 driver_data[0];
 903};
 904
 905struct ib_uverbs_query_srq_resp {
 906        __u32 max_wr;
 907        __u32 max_sge;
 908        __u32 srq_limit;
 909        __u32 reserved;
 910};
 911
 912struct ib_uverbs_destroy_srq {
 913        __u64 response;
 914        __u32 srq_handle;
 915        __u32 reserved;
 916};
 917
 918struct ib_uverbs_destroy_srq_resp {
 919        __u32 events_reported;
 920};
 921
 922#endif /* IB_USER_VERBS_H */
 923