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 48 enum { 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 92 enum { 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_QP = IB_USER_VERBS_CMD_CREATE_QP, 96 IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, 97 IB_USER_VERBS_EX_CMD_DESTROY_FLOW, 98 IB_USER_VERBS_EX_CMD_CREATE_WQ, 99 IB_USER_VERBS_EX_CMD_MODIFY_WQ, 100 IB_USER_VERBS_EX_CMD_DESTROY_WQ, 101 IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL, 102 IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL 103 }; 104 105 /* 106 * Make sure that all structs defined in this file remain laid out so 107 * that they pack the same way on 32-bit and 64-bit architectures (to 108 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 109 * Specifically: 110 * - Do not use pointer types -- pass pointers in __u64 instead. 111 * - Make sure that any structure larger than 4 bytes is padded to a 112 * multiple of 8 bytes. Otherwise the structure size will be 113 * different between 32-bit and 64-bit architectures. 114 */ 115 116 struct ib_uverbs_async_event_desc { 117 __u64 element; 118 __u32 event_type; /* enum ib_event_type */ 119 __u32 reserved; 120 }; 121 122 struct ib_uverbs_comp_event_desc { 123 __u64 cq_handle; 124 }; 125 126 /* 127 * All commands from userspace should start with a __u32 command field 128 * followed by __u16 in_words and out_words fields (which give the 129 * length of the command block and response buffer if any in 32-bit 130 * words). The kernel driver will read these fields first and read 131 * the rest of the command struct based on these value. 132 */ 133 134 #define IB_USER_VERBS_CMD_COMMAND_MASK 0xff 135 #define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u 136 #define IB_USER_VERBS_CMD_FLAGS_SHIFT 24 137 138 #define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80 139 140 struct ib_uverbs_cmd_hdr { 141 __u32 command; 142 __u16 in_words; 143 __u16 out_words; 144 }; 145 146 struct ib_uverbs_ex_cmd_hdr { 147 __u64 response; 148 __u16 provider_in_words; 149 __u16 provider_out_words; 150 __u32 cmd_hdr_reserved; 151 }; 152 153 struct ib_uverbs_get_context { 154 __u64 response; 155 __u64 driver_data[0]; 156 }; 157 158 struct ib_uverbs_get_context_resp { 159 __u32 async_fd; 160 __u32 num_comp_vectors; 161 }; 162 163 struct ib_uverbs_query_device { 164 __u64 response; 165 __u64 driver_data[0]; 166 }; 167 168 struct ib_uverbs_query_device_resp { 169 __u64 fw_ver; 170 __be64 node_guid; 171 __be64 sys_image_guid; 172 __u64 max_mr_size; 173 __u64 page_size_cap; 174 __u32 vendor_id; 175 __u32 vendor_part_id; 176 __u32 hw_ver; 177 __u32 max_qp; 178 __u32 max_qp_wr; 179 __u32 device_cap_flags; 180 __u32 max_sge; 181 __u32 max_sge_rd; 182 __u32 max_cq; 183 __u32 max_cqe; 184 __u32 max_mr; 185 __u32 max_pd; 186 __u32 max_qp_rd_atom; 187 __u32 max_ee_rd_atom; 188 __u32 max_res_rd_atom; 189 __u32 max_qp_init_rd_atom; 190 __u32 max_ee_init_rd_atom; 191 __u32 atomic_cap; 192 __u32 max_ee; 193 __u32 max_rdd; 194 __u32 max_mw; 195 __u32 max_raw_ipv6_qp; 196 __u32 max_raw_ethy_qp; 197 __u32 max_mcast_grp; 198 __u32 max_mcast_qp_attach; 199 __u32 max_total_mcast_qp_attach; 200 __u32 max_ah; 201 __u32 max_fmr; 202 __u32 max_map_per_fmr; 203 __u32 max_srq; 204 __u32 max_srq_wr; 205 __u32 max_srq_sge; 206 __u16 max_pkeys; 207 __u8 local_ca_ack_delay; 208 __u8 phys_port_cnt; 209 __u8 reserved[4]; 210 }; 211 212 struct ib_uverbs_ex_query_device { 213 __u32 comp_mask; 214 __u32 reserved; 215 }; 216 217 struct ib_uverbs_odp_caps { 218 __u64 general_caps; 219 struct { 220 __u32 rc_odp_caps; 221 __u32 uc_odp_caps; 222 __u32 ud_odp_caps; 223 } per_transport_caps; 224 __u32 reserved; 225 }; 226 227 struct ib_uverbs_ex_query_device_resp { 228 struct ib_uverbs_query_device_resp base; 229 __u32 comp_mask; 230 __u32 response_length; 231 struct ib_uverbs_odp_caps odp_caps; 232 __u64 timestamp_mask; 233 __u64 hca_core_clock; /* in KHZ */ 234 __u64 device_cap_flags_ex; 235 }; 236 237 struct ib_uverbs_query_port { 238 __u64 response; 239 __u8 port_num; 240 __u8 reserved[7]; 241 __u64 driver_data[0]; 242 }; 243 244 struct ib_uverbs_query_port_resp { 245 __u32 port_cap_flags; 246 __u32 max_msg_sz; 247 __u32 bad_pkey_cntr; 248 __u32 qkey_viol_cntr; 249 __u32 gid_tbl_len; 250 __u16 pkey_tbl_len; 251 __u16 lid; 252 __u16 sm_lid; 253 __u8 state; 254 __u8 max_mtu; 255 __u8 active_mtu; 256 __u8 lmc; 257 __u8 max_vl_num; 258 __u8 sm_sl; 259 __u8 subnet_timeout; 260 __u8 init_type_reply; 261 __u8 active_width; 262 __u8 active_speed; 263 __u8 phys_state; 264 __u8 link_layer; 265 __u8 reserved[2]; 266 }; 267 268 struct ib_uverbs_alloc_pd { 269 __u64 response; 270 __u64 driver_data[0]; 271 }; 272 273 struct ib_uverbs_alloc_pd_resp { 274 __u32 pd_handle; 275 }; 276 277 struct ib_uverbs_dealloc_pd { 278 __u32 pd_handle; 279 }; 280 281 struct ib_uverbs_open_xrcd { 282 __u64 response; 283 __u32 fd; 284 __u32 oflags; 285 __u64 driver_data[0]; 286 }; 287 288 struct ib_uverbs_open_xrcd_resp { 289 __u32 xrcd_handle; 290 }; 291 292 struct ib_uverbs_close_xrcd { 293 __u32 xrcd_handle; 294 }; 295 296 struct ib_uverbs_reg_mr { 297 __u64 response; 298 __u64 start; 299 __u64 length; 300 __u64 hca_va; 301 __u32 pd_handle; 302 __u32 access_flags; 303 __u64 driver_data[0]; 304 }; 305 306 struct ib_uverbs_reg_mr_resp { 307 __u32 mr_handle; 308 __u32 lkey; 309 __u32 rkey; 310 }; 311 312 struct ib_uverbs_rereg_mr { 313 __u64 response; 314 __u32 mr_handle; 315 __u32 flags; 316 __u64 start; 317 __u64 length; 318 __u64 hca_va; 319 __u32 pd_handle; 320 __u32 access_flags; 321 }; 322 323 struct ib_uverbs_rereg_mr_resp { 324 __u32 lkey; 325 __u32 rkey; 326 }; 327 328 struct ib_uverbs_dereg_mr { 329 __u32 mr_handle; 330 }; 331 332 struct ib_uverbs_alloc_mw { 333 __u64 response; 334 __u32 pd_handle; 335 __u8 mw_type; 336 __u8 reserved[3]; 337 }; 338 339 struct ib_uverbs_alloc_mw_resp { 340 __u32 mw_handle; 341 __u32 rkey; 342 }; 343 344 struct ib_uverbs_dealloc_mw { 345 __u32 mw_handle; 346 }; 347 348 struct ib_uverbs_create_comp_channel { 349 __u64 response; 350 }; 351 352 struct ib_uverbs_create_comp_channel_resp { 353 __u32 fd; 354 }; 355 356 struct ib_uverbs_create_cq { 357 __u64 response; 358 __u64 user_handle; 359 __u32 cqe; 360 __u32 comp_vector; 361 __s32 comp_channel; 362 __u32 reserved; 363 __u64 driver_data[0]; 364 }; 365 366 struct ib_uverbs_ex_create_cq { 367 __u64 user_handle; 368 __u32 cqe; 369 __u32 comp_vector; 370 __s32 comp_channel; 371 __u32 comp_mask; 372 __u32 flags; 373 __u32 reserved; 374 }; 375 376 struct ib_uverbs_create_cq_resp { 377 __u32 cq_handle; 378 __u32 cqe; 379 }; 380 381 struct ib_uverbs_ex_create_cq_resp { 382 struct ib_uverbs_create_cq_resp base; 383 __u32 comp_mask; 384 __u32 response_length; 385 }; 386 387 struct ib_uverbs_resize_cq { 388 __u64 response; 389 __u32 cq_handle; 390 __u32 cqe; 391 __u64 driver_data[0]; 392 }; 393 394 struct ib_uverbs_resize_cq_resp { 395 __u32 cqe; 396 __u32 reserved; 397 __u64 driver_data[0]; 398 }; 399 400 struct ib_uverbs_poll_cq { 401 __u64 response; 402 __u32 cq_handle; 403 __u32 ne; 404 }; 405 406 struct ib_uverbs_wc { 407 __u64 wr_id; 408 __u32 status; 409 __u32 opcode; 410 __u32 vendor_err; 411 __u32 byte_len; 412 union { 413 __u32 imm_data; 414 __u32 invalidate_rkey; 415 } ex; 416 __u32 qp_num; 417 __u32 src_qp; 418 __u32 wc_flags; 419 __u16 pkey_index; 420 __u16 slid; 421 __u8 sl; 422 __u8 dlid_path_bits; 423 __u8 port_num; 424 __u8 reserved; 425 }; 426 427 struct ib_uverbs_poll_cq_resp { 428 __u32 count; 429 __u32 reserved; 430 struct ib_uverbs_wc wc[0]; 431 }; 432 433 struct ib_uverbs_req_notify_cq { 434 __u32 cq_handle; 435 __u32 solicited_only; 436 }; 437 438 struct ib_uverbs_destroy_cq { 439 __u64 response; 440 __u32 cq_handle; 441 __u32 reserved; 442 }; 443 444 struct ib_uverbs_destroy_cq_resp { 445 __u32 comp_events_reported; 446 __u32 async_events_reported; 447 }; 448 449 struct ib_uverbs_global_route { 450 __u8 dgid[16]; 451 __u32 flow_label; 452 __u8 sgid_index; 453 __u8 hop_limit; 454 __u8 traffic_class; 455 __u8 reserved; 456 }; 457 458 struct ib_uverbs_ah_attr { 459 struct ib_uverbs_global_route grh; 460 __u16 dlid; 461 __u8 sl; 462 __u8 src_path_bits; 463 __u8 static_rate; 464 __u8 is_global; 465 __u8 port_num; 466 __u8 reserved; 467 }; 468 469 struct ib_uverbs_qp_attr { 470 __u32 qp_attr_mask; 471 __u32 qp_state; 472 __u32 cur_qp_state; 473 __u32 path_mtu; 474 __u32 path_mig_state; 475 __u32 qkey; 476 __u32 rq_psn; 477 __u32 sq_psn; 478 __u32 dest_qp_num; 479 __u32 qp_access_flags; 480 481 struct ib_uverbs_ah_attr ah_attr; 482 struct ib_uverbs_ah_attr alt_ah_attr; 483 484 /* ib_qp_cap */ 485 __u32 max_send_wr; 486 __u32 max_recv_wr; 487 __u32 max_send_sge; 488 __u32 max_recv_sge; 489 __u32 max_inline_data; 490 491 __u16 pkey_index; 492 __u16 alt_pkey_index; 493 __u8 en_sqd_async_notify; 494 __u8 sq_draining; 495 __u8 max_rd_atomic; 496 __u8 max_dest_rd_atomic; 497 __u8 min_rnr_timer; 498 __u8 port_num; 499 __u8 timeout; 500 __u8 retry_cnt; 501 __u8 rnr_retry; 502 __u8 alt_port_num; 503 __u8 alt_timeout; 504 __u8 reserved[5]; 505 }; 506 507 struct ib_uverbs_create_qp { 508 __u64 response; 509 __u64 user_handle; 510 __u32 pd_handle; 511 __u32 send_cq_handle; 512 __u32 recv_cq_handle; 513 __u32 srq_handle; 514 __u32 max_send_wr; 515 __u32 max_recv_wr; 516 __u32 max_send_sge; 517 __u32 max_recv_sge; 518 __u32 max_inline_data; 519 __u8 sq_sig_all; 520 __u8 qp_type; 521 __u8 is_srq; 522 __u8 reserved; 523 __u64 driver_data[0]; 524 }; 525 526 enum ib_uverbs_create_qp_mask { 527 IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0, 528 }; 529 530 enum { 531 IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE, 532 }; 533 534 struct ib_uverbs_ex_create_qp { 535 __u64 user_handle; 536 __u32 pd_handle; 537 __u32 send_cq_handle; 538 __u32 recv_cq_handle; 539 __u32 srq_handle; 540 __u32 max_send_wr; 541 __u32 max_recv_wr; 542 __u32 max_send_sge; 543 __u32 max_recv_sge; 544 __u32 max_inline_data; 545 __u8 sq_sig_all; 546 __u8 qp_type; 547 __u8 is_srq; 548 __u8 reserved; 549 __u32 comp_mask; 550 __u32 create_flags; 551 __u32 rwq_ind_tbl_handle; 552 __u32 reserved1; 553 }; 554 555 struct ib_uverbs_open_qp { 556 __u64 response; 557 __u64 user_handle; 558 __u32 pd_handle; 559 __u32 qpn; 560 __u8 qp_type; 561 __u8 reserved[7]; 562 __u64 driver_data[0]; 563 }; 564 565 /* also used for open response */ 566 struct ib_uverbs_create_qp_resp { 567 __u32 qp_handle; 568 __u32 qpn; 569 __u32 max_send_wr; 570 __u32 max_recv_wr; 571 __u32 max_send_sge; 572 __u32 max_recv_sge; 573 __u32 max_inline_data; 574 __u32 reserved; 575 }; 576 577 struct ib_uverbs_ex_create_qp_resp { 578 struct ib_uverbs_create_qp_resp base; 579 __u32 comp_mask; 580 __u32 response_length; 581 }; 582 583 /* 584 * This struct needs to remain a multiple of 8 bytes to keep the 585 * alignment of the modify QP parameters. 586 */ 587 struct ib_uverbs_qp_dest { 588 __u8 dgid[16]; 589 __u32 flow_label; 590 __u16 dlid; 591 __u16 reserved; 592 __u8 sgid_index; 593 __u8 hop_limit; 594 __u8 traffic_class; 595 __u8 sl; 596 __u8 src_path_bits; 597 __u8 static_rate; 598 __u8 is_global; 599 __u8 port_num; 600 }; 601 602 struct ib_uverbs_query_qp { 603 __u64 response; 604 __u32 qp_handle; 605 __u32 attr_mask; 606 __u64 driver_data[0]; 607 }; 608 609 struct ib_uverbs_query_qp_resp { 610 struct ib_uverbs_qp_dest dest; 611 struct ib_uverbs_qp_dest alt_dest; 612 __u32 max_send_wr; 613 __u32 max_recv_wr; 614 __u32 max_send_sge; 615 __u32 max_recv_sge; 616 __u32 max_inline_data; 617 __u32 qkey; 618 __u32 rq_psn; 619 __u32 sq_psn; 620 __u32 dest_qp_num; 621 __u32 qp_access_flags; 622 __u16 pkey_index; 623 __u16 alt_pkey_index; 624 __u8 qp_state; 625 __u8 cur_qp_state; 626 __u8 path_mtu; 627 __u8 path_mig_state; 628 __u8 sq_draining; 629 __u8 max_rd_atomic; 630 __u8 max_dest_rd_atomic; 631 __u8 min_rnr_timer; 632 __u8 port_num; 633 __u8 timeout; 634 __u8 retry_cnt; 635 __u8 rnr_retry; 636 __u8 alt_port_num; 637 __u8 alt_timeout; 638 __u8 sq_sig_all; 639 __u8 reserved[5]; 640 __u64 driver_data[0]; 641 }; 642 643 struct ib_uverbs_modify_qp { 644 struct ib_uverbs_qp_dest dest; 645 struct ib_uverbs_qp_dest alt_dest; 646 __u32 qp_handle; 647 __u32 attr_mask; 648 __u32 qkey; 649 __u32 rq_psn; 650 __u32 sq_psn; 651 __u32 dest_qp_num; 652 __u32 qp_access_flags; 653 __u16 pkey_index; 654 __u16 alt_pkey_index; 655 __u8 qp_state; 656 __u8 cur_qp_state; 657 __u8 path_mtu; 658 __u8 path_mig_state; 659 __u8 en_sqd_async_notify; 660 __u8 max_rd_atomic; 661 __u8 max_dest_rd_atomic; 662 __u8 min_rnr_timer; 663 __u8 port_num; 664 __u8 timeout; 665 __u8 retry_cnt; 666 __u8 rnr_retry; 667 __u8 alt_port_num; 668 __u8 alt_timeout; 669 __u8 reserved[2]; 670 __u64 driver_data[0]; 671 }; 672 673 struct ib_uverbs_modify_qp_resp { 674 }; 675 676 struct ib_uverbs_destroy_qp { 677 __u64 response; 678 __u32 qp_handle; 679 __u32 reserved; 680 }; 681 682 struct ib_uverbs_destroy_qp_resp { 683 __u32 events_reported; 684 }; 685 686 /* 687 * The ib_uverbs_sge structure isn't used anywhere, since we assume 688 * the ib_sge structure is packed the same way on 32-bit and 64-bit 689 * architectures in both kernel and user space. It's just here to 690 * document the ABI. 691 */ 692 struct ib_uverbs_sge { 693 __u64 addr; 694 __u32 length; 695 __u32 lkey; 696 }; 697 698 struct ib_uverbs_send_wr { 699 __u64 wr_id; 700 __u32 num_sge; 701 __u32 opcode; 702 __u32 send_flags; 703 union { 704 __u32 imm_data; 705 __u32 invalidate_rkey; 706 } ex; 707 union { 708 struct { 709 __u64 remote_addr; 710 __u32 rkey; 711 __u32 reserved; 712 } rdma; 713 struct { 714 __u64 remote_addr; 715 __u64 compare_add; 716 __u64 swap; 717 __u32 rkey; 718 __u32 reserved; 719 } atomic; 720 struct { 721 __u32 ah; 722 __u32 remote_qpn; 723 __u32 remote_qkey; 724 __u32 reserved; 725 } ud; 726 } wr; 727 }; 728 729 struct ib_uverbs_post_send { 730 __u64 response; 731 __u32 qp_handle; 732 __u32 wr_count; 733 __u32 sge_count; 734 __u32 wqe_size; 735 struct ib_uverbs_send_wr send_wr[0]; 736 }; 737 738 struct ib_uverbs_post_send_resp { 739 __u32 bad_wr; 740 }; 741 742 struct ib_uverbs_recv_wr { 743 __u64 wr_id; 744 __u32 num_sge; 745 __u32 reserved; 746 }; 747 748 struct ib_uverbs_post_recv { 749 __u64 response; 750 __u32 qp_handle; 751 __u32 wr_count; 752 __u32 sge_count; 753 __u32 wqe_size; 754 struct ib_uverbs_recv_wr recv_wr[0]; 755 }; 756 757 struct ib_uverbs_post_recv_resp { 758 __u32 bad_wr; 759 }; 760 761 struct ib_uverbs_post_srq_recv { 762 __u64 response; 763 __u32 srq_handle; 764 __u32 wr_count; 765 __u32 sge_count; 766 __u32 wqe_size; 767 struct ib_uverbs_recv_wr recv[0]; 768 }; 769 770 struct ib_uverbs_post_srq_recv_resp { 771 __u32 bad_wr; 772 }; 773 774 struct ib_uverbs_create_ah { 775 __u64 response; 776 __u64 user_handle; 777 __u32 pd_handle; 778 __u32 reserved; 779 struct ib_uverbs_ah_attr attr; 780 }; 781 782 struct ib_uverbs_create_ah_resp { 783 __u32 ah_handle; 784 }; 785 786 struct ib_uverbs_destroy_ah { 787 __u32 ah_handle; 788 }; 789 790 struct ib_uverbs_attach_mcast { 791 __u8 gid[16]; 792 __u32 qp_handle; 793 __u16 mlid; 794 __u16 reserved; 795 __u64 driver_data[0]; 796 }; 797 798 struct ib_uverbs_detach_mcast { 799 __u8 gid[16]; 800 __u32 qp_handle; 801 __u16 mlid; 802 __u16 reserved; 803 __u64 driver_data[0]; 804 }; 805 806 struct ib_uverbs_flow_spec_hdr { 807 __u32 type; 808 __u16 size; 809 __u16 reserved; 810 /* followed by flow_spec */ 811 __u64 flow_spec_data[0]; 812 }; 813 814 struct ib_uverbs_flow_eth_filter { 815 __u8 dst_mac[6]; 816 __u8 src_mac[6]; 817 __be16 ether_type; 818 __be16 vlan_tag; 819 }; 820 821 struct ib_uverbs_flow_spec_eth { 822 union { 823 struct ib_uverbs_flow_spec_hdr hdr; 824 struct { 825 __u32 type; 826 __u16 size; 827 __u16 reserved; 828 }; 829 }; 830 struct ib_uverbs_flow_eth_filter val; 831 struct ib_uverbs_flow_eth_filter mask; 832 }; 833 834 struct ib_uverbs_flow_ipv4_filter { 835 __be32 src_ip; 836 __be32 dst_ip; 837 }; 838 839 struct ib_uverbs_flow_spec_ipv4 { 840 union { 841 struct ib_uverbs_flow_spec_hdr hdr; 842 struct { 843 __u32 type; 844 __u16 size; 845 __u16 reserved; 846 }; 847 }; 848 struct ib_uverbs_flow_ipv4_filter val; 849 struct ib_uverbs_flow_ipv4_filter mask; 850 }; 851 852 struct ib_uverbs_flow_tcp_udp_filter { 853 __be16 dst_port; 854 __be16 src_port; 855 }; 856 857 struct ib_uverbs_flow_spec_tcp_udp { 858 union { 859 struct ib_uverbs_flow_spec_hdr hdr; 860 struct { 861 __u32 type; 862 __u16 size; 863 __u16 reserved; 864 }; 865 }; 866 struct ib_uverbs_flow_tcp_udp_filter val; 867 struct ib_uverbs_flow_tcp_udp_filter mask; 868 }; 869 870 struct ib_uverbs_flow_ipv6_filter { 871 __u8 src_ip[16]; 872 __u8 dst_ip[16]; 873 }; 874 875 struct ib_uverbs_flow_spec_ipv6 { 876 union { 877 struct ib_uverbs_flow_spec_hdr hdr; 878 struct { 879 __u32 type; 880 __u16 size; 881 __u16 reserved; 882 }; 883 }; 884 struct ib_uverbs_flow_ipv6_filter val; 885 struct ib_uverbs_flow_ipv6_filter mask; 886 }; 887 888 struct ib_uverbs_flow_attr { 889 __u32 type; 890 __u16 size; 891 __u16 priority; 892 __u8 num_of_specs; 893 __u8 reserved[2]; 894 __u8 port; 895 __u32 flags; 896 /* Following are the optional layers according to user request 897 * struct ib_flow_spec_xxx 898 * struct ib_flow_spec_yyy 899 */ 900 struct ib_uverbs_flow_spec_hdr flow_specs[0]; 901 }; 902 903 struct ib_uverbs_create_flow { 904 __u32 comp_mask; 905 __u32 qp_handle; 906 struct ib_uverbs_flow_attr flow_attr; 907 }; 908 909 struct ib_uverbs_create_flow_resp { 910 __u32 comp_mask; 911 __u32 flow_handle; 912 }; 913 914 struct ib_uverbs_destroy_flow { 915 __u32 comp_mask; 916 __u32 flow_handle; 917 }; 918 919 struct ib_uverbs_create_srq { 920 __u64 response; 921 __u64 user_handle; 922 __u32 pd_handle; 923 __u32 max_wr; 924 __u32 max_sge; 925 __u32 srq_limit; 926 __u64 driver_data[0]; 927 }; 928 929 struct ib_uverbs_create_xsrq { 930 __u64 response; 931 __u64 user_handle; 932 __u32 srq_type; 933 __u32 pd_handle; 934 __u32 max_wr; 935 __u32 max_sge; 936 __u32 srq_limit; 937 __u32 reserved; 938 __u32 xrcd_handle; 939 __u32 cq_handle; 940 __u64 driver_data[0]; 941 }; 942 943 struct ib_uverbs_create_srq_resp { 944 __u32 srq_handle; 945 __u32 max_wr; 946 __u32 max_sge; 947 __u32 srqn; 948 }; 949 950 struct ib_uverbs_modify_srq { 951 __u32 srq_handle; 952 __u32 attr_mask; 953 __u32 max_wr; 954 __u32 srq_limit; 955 __u64 driver_data[0]; 956 }; 957 958 struct ib_uverbs_query_srq { 959 __u64 response; 960 __u32 srq_handle; 961 __u32 reserved; 962 __u64 driver_data[0]; 963 }; 964 965 struct ib_uverbs_query_srq_resp { 966 __u32 max_wr; 967 __u32 max_sge; 968 __u32 srq_limit; 969 __u32 reserved; 970 }; 971 972 struct ib_uverbs_destroy_srq { 973 __u64 response; 974 __u32 srq_handle; 975 __u32 reserved; 976 }; 977 978 struct ib_uverbs_destroy_srq_resp { 979 __u32 events_reported; 980 }; 981 982 struct ib_uverbs_ex_create_wq { 983 __u32 comp_mask; 984 __u32 wq_type; 985 __u64 user_handle; 986 __u32 pd_handle; 987 __u32 cq_handle; 988 __u32 max_wr; 989 __u32 max_sge; 990 }; 991 992 struct ib_uverbs_ex_create_wq_resp { 993 __u32 comp_mask; 994 __u32 response_length; 995 __u32 wq_handle; 996 __u32 max_wr; 997 __u32 max_sge; 998 __u32 wqn; 999 }; 1000 1001 struct ib_uverbs_ex_destroy_wq { 1002 __u32 comp_mask; 1003 __u32 wq_handle; 1004 }; 1005 1006 struct ib_uverbs_ex_destroy_wq_resp { 1007 __u32 comp_mask; 1008 __u32 response_length; 1009 __u32 events_reported; 1010 __u32 reserved; 1011 }; 1012 1013 struct ib_uverbs_ex_modify_wq { 1014 __u32 attr_mask; 1015 __u32 wq_handle; 1016 __u32 wq_state; 1017 __u32 curr_wq_state; 1018 }; 1019 1020 /* Prevent memory allocation rather than max expected size */ 1021 #define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d 1022 struct ib_uverbs_ex_create_rwq_ind_table { 1023 __u32 comp_mask; 1024 __u32 log_ind_tbl_size; 1025 /* Following are the wq handles according to log_ind_tbl_size 1026 * wq_handle1 1027 * wq_handle2 1028 */ 1029 __u32 wq_handles[0]; 1030 }; 1031 1032 struct ib_uverbs_ex_create_rwq_ind_table_resp { 1033 __u32 comp_mask; 1034 __u32 response_length; 1035 __u32 ind_tbl_handle; 1036 __u32 ind_tbl_num; 1037 }; 1038 1039 struct ib_uverbs_ex_destroy_rwq_ind_table { 1040 __u32 comp_mask; 1041 __u32 ind_tbl_handle; 1042 }; 1043 1044 #endif /* IB_USER_VERBS_H */ 1045