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_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP, 97 IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, 98 IB_USER_VERBS_EX_CMD_DESTROY_FLOW, 99 IB_USER_VERBS_EX_CMD_CREATE_WQ, 100 IB_USER_VERBS_EX_CMD_MODIFY_WQ, 101 IB_USER_VERBS_EX_CMD_DESTROY_WQ, 102 IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL, 103 IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL 104 }; 105 106 /* 107 * Make sure that all structs defined in this file remain laid out so 108 * that they pack the same way on 32-bit and 64-bit architectures (to 109 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 110 * Specifically: 111 * - Do not use pointer types -- pass pointers in __u64 instead. 112 * - Make sure that any structure larger than 4 bytes is padded to a 113 * multiple of 8 bytes. Otherwise the structure size will be 114 * different between 32-bit and 64-bit architectures. 115 */ 116 117 struct ib_uverbs_async_event_desc { 118 __u64 element; 119 __u32 event_type; /* enum ib_event_type */ 120 __u32 reserved; 121 }; 122 123 struct ib_uverbs_comp_event_desc { 124 __u64 cq_handle; 125 }; 126 127 /* 128 * All commands from userspace should start with a __u32 command field 129 * followed by __u16 in_words and out_words fields (which give the 130 * length of the command block and response buffer if any in 32-bit 131 * words). The kernel driver will read these fields first and read 132 * the rest of the command struct based on these value. 133 */ 134 135 #define IB_USER_VERBS_CMD_COMMAND_MASK 0xff 136 #define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u 137 #define IB_USER_VERBS_CMD_FLAGS_SHIFT 24 138 139 #define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80 140 141 struct ib_uverbs_cmd_hdr { 142 __u32 command; 143 __u16 in_words; 144 __u16 out_words; 145 }; 146 147 struct ib_uverbs_ex_cmd_hdr { 148 __u64 response; 149 __u16 provider_in_words; 150 __u16 provider_out_words; 151 __u32 cmd_hdr_reserved; 152 }; 153 154 struct ib_uverbs_get_context { 155 __u64 response; 156 __u64 driver_data[0]; 157 }; 158 159 struct ib_uverbs_get_context_resp { 160 __u32 async_fd; 161 __u32 num_comp_vectors; 162 }; 163 164 struct ib_uverbs_query_device { 165 __u64 response; 166 __u64 driver_data[0]; 167 }; 168 169 struct ib_uverbs_query_device_resp { 170 __u64 fw_ver; 171 __be64 node_guid; 172 __be64 sys_image_guid; 173 __u64 max_mr_size; 174 __u64 page_size_cap; 175 __u32 vendor_id; 176 __u32 vendor_part_id; 177 __u32 hw_ver; 178 __u32 max_qp; 179 __u32 max_qp_wr; 180 __u32 device_cap_flags; 181 __u32 max_sge; 182 __u32 max_sge_rd; 183 __u32 max_cq; 184 __u32 max_cqe; 185 __u32 max_mr; 186 __u32 max_pd; 187 __u32 max_qp_rd_atom; 188 __u32 max_ee_rd_atom; 189 __u32 max_res_rd_atom; 190 __u32 max_qp_init_rd_atom; 191 __u32 max_ee_init_rd_atom; 192 __u32 atomic_cap; 193 __u32 max_ee; 194 __u32 max_rdd; 195 __u32 max_mw; 196 __u32 max_raw_ipv6_qp; 197 __u32 max_raw_ethy_qp; 198 __u32 max_mcast_grp; 199 __u32 max_mcast_qp_attach; 200 __u32 max_total_mcast_qp_attach; 201 __u32 max_ah; 202 __u32 max_fmr; 203 __u32 max_map_per_fmr; 204 __u32 max_srq; 205 __u32 max_srq_wr; 206 __u32 max_srq_sge; 207 __u16 max_pkeys; 208 __u8 local_ca_ack_delay; 209 __u8 phys_port_cnt; 210 __u8 reserved[4]; 211 }; 212 213 struct ib_uverbs_ex_query_device { 214 __u32 comp_mask; 215 __u32 reserved; 216 }; 217 218 struct ib_uverbs_odp_caps { 219 __u64 general_caps; 220 struct { 221 __u32 rc_odp_caps; 222 __u32 uc_odp_caps; 223 __u32 ud_odp_caps; 224 } per_transport_caps; 225 __u32 reserved; 226 }; 227 228 struct ib_uverbs_rss_caps { 229 /* Corresponding bit will be set if qp type from 230 * 'enum ib_qp_type' is supported, e.g. 231 * supported_qpts |= 1 << IB_QPT_UD 232 */ 233 __u32 supported_qpts; 234 __u32 max_rwq_indirection_tables; 235 __u32 max_rwq_indirection_table_size; 236 __u32 reserved; 237 }; 238 239 struct ib_uverbs_ex_query_device_resp { 240 struct ib_uverbs_query_device_resp base; 241 __u32 comp_mask; 242 __u32 response_length; 243 struct ib_uverbs_odp_caps odp_caps; 244 __u64 timestamp_mask; 245 __u64 hca_core_clock; /* in KHZ */ 246 __u64 device_cap_flags_ex; 247 struct ib_uverbs_rss_caps rss_caps; 248 __u32 max_wq_type_rq; 249 __u32 raw_packet_caps; 250 }; 251 252 struct ib_uverbs_query_port { 253 __u64 response; 254 __u8 port_num; 255 __u8 reserved[7]; 256 __u64 driver_data[0]; 257 }; 258 259 struct ib_uverbs_query_port_resp { 260 __u32 port_cap_flags; 261 __u32 max_msg_sz; 262 __u32 bad_pkey_cntr; 263 __u32 qkey_viol_cntr; 264 __u32 gid_tbl_len; 265 __u16 pkey_tbl_len; 266 __u16 lid; 267 __u16 sm_lid; 268 __u8 state; 269 __u8 max_mtu; 270 __u8 active_mtu; 271 __u8 lmc; 272 __u8 max_vl_num; 273 __u8 sm_sl; 274 __u8 subnet_timeout; 275 __u8 init_type_reply; 276 __u8 active_width; 277 __u8 active_speed; 278 __u8 phys_state; 279 __u8 link_layer; 280 __u8 reserved[2]; 281 }; 282 283 struct ib_uverbs_alloc_pd { 284 __u64 response; 285 __u64 driver_data[0]; 286 }; 287 288 struct ib_uverbs_alloc_pd_resp { 289 __u32 pd_handle; 290 }; 291 292 struct ib_uverbs_dealloc_pd { 293 __u32 pd_handle; 294 }; 295 296 struct ib_uverbs_open_xrcd { 297 __u64 response; 298 __u32 fd; 299 __u32 oflags; 300 __u64 driver_data[0]; 301 }; 302 303 struct ib_uverbs_open_xrcd_resp { 304 __u32 xrcd_handle; 305 }; 306 307 struct ib_uverbs_close_xrcd { 308 __u32 xrcd_handle; 309 }; 310 311 struct ib_uverbs_reg_mr { 312 __u64 response; 313 __u64 start; 314 __u64 length; 315 __u64 hca_va; 316 __u32 pd_handle; 317 __u32 access_flags; 318 __u64 driver_data[0]; 319 }; 320 321 struct ib_uverbs_reg_mr_resp { 322 __u32 mr_handle; 323 __u32 lkey; 324 __u32 rkey; 325 }; 326 327 struct ib_uverbs_rereg_mr { 328 __u64 response; 329 __u32 mr_handle; 330 __u32 flags; 331 __u64 start; 332 __u64 length; 333 __u64 hca_va; 334 __u32 pd_handle; 335 __u32 access_flags; 336 }; 337 338 struct ib_uverbs_rereg_mr_resp { 339 __u32 lkey; 340 __u32 rkey; 341 }; 342 343 struct ib_uverbs_dereg_mr { 344 __u32 mr_handle; 345 }; 346 347 struct ib_uverbs_alloc_mw { 348 __u64 response; 349 __u32 pd_handle; 350 __u8 mw_type; 351 __u8 reserved[3]; 352 }; 353 354 struct ib_uverbs_alloc_mw_resp { 355 __u32 mw_handle; 356 __u32 rkey; 357 }; 358 359 struct ib_uverbs_dealloc_mw { 360 __u32 mw_handle; 361 }; 362 363 struct ib_uverbs_create_comp_channel { 364 __u64 response; 365 }; 366 367 struct ib_uverbs_create_comp_channel_resp { 368 __u32 fd; 369 }; 370 371 struct ib_uverbs_create_cq { 372 __u64 response; 373 __u64 user_handle; 374 __u32 cqe; 375 __u32 comp_vector; 376 __s32 comp_channel; 377 __u32 reserved; 378 __u64 driver_data[0]; 379 }; 380 381 struct ib_uverbs_ex_create_cq { 382 __u64 user_handle; 383 __u32 cqe; 384 __u32 comp_vector; 385 __s32 comp_channel; 386 __u32 comp_mask; 387 __u32 flags; 388 __u32 reserved; 389 }; 390 391 struct ib_uverbs_create_cq_resp { 392 __u32 cq_handle; 393 __u32 cqe; 394 }; 395 396 struct ib_uverbs_ex_create_cq_resp { 397 struct ib_uverbs_create_cq_resp base; 398 __u32 comp_mask; 399 __u32 response_length; 400 }; 401 402 struct ib_uverbs_resize_cq { 403 __u64 response; 404 __u32 cq_handle; 405 __u32 cqe; 406 __u64 driver_data[0]; 407 }; 408 409 struct ib_uverbs_resize_cq_resp { 410 __u32 cqe; 411 __u32 reserved; 412 __u64 driver_data[0]; 413 }; 414 415 struct ib_uverbs_poll_cq { 416 __u64 response; 417 __u32 cq_handle; 418 __u32 ne; 419 }; 420 421 struct ib_uverbs_wc { 422 __u64 wr_id; 423 __u32 status; 424 __u32 opcode; 425 __u32 vendor_err; 426 __u32 byte_len; 427 union { 428 __u32 imm_data; 429 __u32 invalidate_rkey; 430 } ex; 431 __u32 qp_num; 432 __u32 src_qp; 433 __u32 wc_flags; 434 __u16 pkey_index; 435 __u16 slid; 436 __u8 sl; 437 __u8 dlid_path_bits; 438 __u8 port_num; 439 __u8 reserved; 440 }; 441 442 struct ib_uverbs_poll_cq_resp { 443 __u32 count; 444 __u32 reserved; 445 struct ib_uverbs_wc wc[0]; 446 }; 447 448 struct ib_uverbs_req_notify_cq { 449 __u32 cq_handle; 450 __u32 solicited_only; 451 }; 452 453 struct ib_uverbs_destroy_cq { 454 __u64 response; 455 __u32 cq_handle; 456 __u32 reserved; 457 }; 458 459 struct ib_uverbs_destroy_cq_resp { 460 __u32 comp_events_reported; 461 __u32 async_events_reported; 462 }; 463 464 struct ib_uverbs_global_route { 465 __u8 dgid[16]; 466 __u32 flow_label; 467 __u8 sgid_index; 468 __u8 hop_limit; 469 __u8 traffic_class; 470 __u8 reserved; 471 }; 472 473 struct ib_uverbs_ah_attr { 474 struct ib_uverbs_global_route grh; 475 __u16 dlid; 476 __u8 sl; 477 __u8 src_path_bits; 478 __u8 static_rate; 479 __u8 is_global; 480 __u8 port_num; 481 __u8 reserved; 482 }; 483 484 struct ib_uverbs_qp_attr { 485 __u32 qp_attr_mask; 486 __u32 qp_state; 487 __u32 cur_qp_state; 488 __u32 path_mtu; 489 __u32 path_mig_state; 490 __u32 qkey; 491 __u32 rq_psn; 492 __u32 sq_psn; 493 __u32 dest_qp_num; 494 __u32 qp_access_flags; 495 496 struct ib_uverbs_ah_attr ah_attr; 497 struct ib_uverbs_ah_attr alt_ah_attr; 498 499 /* ib_qp_cap */ 500 __u32 max_send_wr; 501 __u32 max_recv_wr; 502 __u32 max_send_sge; 503 __u32 max_recv_sge; 504 __u32 max_inline_data; 505 506 __u16 pkey_index; 507 __u16 alt_pkey_index; 508 __u8 en_sqd_async_notify; 509 __u8 sq_draining; 510 __u8 max_rd_atomic; 511 __u8 max_dest_rd_atomic; 512 __u8 min_rnr_timer; 513 __u8 port_num; 514 __u8 timeout; 515 __u8 retry_cnt; 516 __u8 rnr_retry; 517 __u8 alt_port_num; 518 __u8 alt_timeout; 519 __u8 reserved[5]; 520 }; 521 522 struct ib_uverbs_create_qp { 523 __u64 response; 524 __u64 user_handle; 525 __u32 pd_handle; 526 __u32 send_cq_handle; 527 __u32 recv_cq_handle; 528 __u32 srq_handle; 529 __u32 max_send_wr; 530 __u32 max_recv_wr; 531 __u32 max_send_sge; 532 __u32 max_recv_sge; 533 __u32 max_inline_data; 534 __u8 sq_sig_all; 535 __u8 qp_type; 536 __u8 is_srq; 537 __u8 reserved; 538 __u64 driver_data[0]; 539 }; 540 541 enum ib_uverbs_create_qp_mask { 542 IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0, 543 }; 544 545 enum { 546 IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE, 547 }; 548 549 enum { 550 /* 551 * This value is equal to IB_QP_DEST_QPN. 552 */ 553 IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20, 554 }; 555 556 enum { 557 /* 558 * This value is equal to IB_QP_RATE_LIMIT. 559 */ 560 IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25, 561 }; 562 563 struct ib_uverbs_ex_create_qp { 564 __u64 user_handle; 565 __u32 pd_handle; 566 __u32 send_cq_handle; 567 __u32 recv_cq_handle; 568 __u32 srq_handle; 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 __u8 sq_sig_all; 575 __u8 qp_type; 576 __u8 is_srq; 577 __u8 reserved; 578 __u32 comp_mask; 579 __u32 create_flags; 580 __u32 rwq_ind_tbl_handle; 581 __u32 reserved1; 582 }; 583 584 struct ib_uverbs_open_qp { 585 __u64 response; 586 __u64 user_handle; 587 __u32 pd_handle; 588 __u32 qpn; 589 __u8 qp_type; 590 __u8 reserved[7]; 591 __u64 driver_data[0]; 592 }; 593 594 /* also used for open response */ 595 struct ib_uverbs_create_qp_resp { 596 __u32 qp_handle; 597 __u32 qpn; 598 __u32 max_send_wr; 599 __u32 max_recv_wr; 600 __u32 max_send_sge; 601 __u32 max_recv_sge; 602 __u32 max_inline_data; 603 __u32 reserved; 604 }; 605 606 struct ib_uverbs_ex_create_qp_resp { 607 struct ib_uverbs_create_qp_resp base; 608 __u32 comp_mask; 609 __u32 response_length; 610 }; 611 612 /* 613 * This struct needs to remain a multiple of 8 bytes to keep the 614 * alignment of the modify QP parameters. 615 */ 616 struct ib_uverbs_qp_dest { 617 __u8 dgid[16]; 618 __u32 flow_label; 619 __u16 dlid; 620 __u16 reserved; 621 __u8 sgid_index; 622 __u8 hop_limit; 623 __u8 traffic_class; 624 __u8 sl; 625 __u8 src_path_bits; 626 __u8 static_rate; 627 __u8 is_global; 628 __u8 port_num; 629 }; 630 631 struct ib_uverbs_query_qp { 632 __u64 response; 633 __u32 qp_handle; 634 __u32 attr_mask; 635 __u64 driver_data[0]; 636 }; 637 638 struct ib_uverbs_query_qp_resp { 639 struct ib_uverbs_qp_dest dest; 640 struct ib_uverbs_qp_dest alt_dest; 641 __u32 max_send_wr; 642 __u32 max_recv_wr; 643 __u32 max_send_sge; 644 __u32 max_recv_sge; 645 __u32 max_inline_data; 646 __u32 qkey; 647 __u32 rq_psn; 648 __u32 sq_psn; 649 __u32 dest_qp_num; 650 __u32 qp_access_flags; 651 __u16 pkey_index; 652 __u16 alt_pkey_index; 653 __u8 qp_state; 654 __u8 cur_qp_state; 655 __u8 path_mtu; 656 __u8 path_mig_state; 657 __u8 sq_draining; 658 __u8 max_rd_atomic; 659 __u8 max_dest_rd_atomic; 660 __u8 min_rnr_timer; 661 __u8 port_num; 662 __u8 timeout; 663 __u8 retry_cnt; 664 __u8 rnr_retry; 665 __u8 alt_port_num; 666 __u8 alt_timeout; 667 __u8 sq_sig_all; 668 __u8 reserved[5]; 669 __u64 driver_data[0]; 670 }; 671 672 struct ib_uverbs_modify_qp { 673 struct ib_uverbs_qp_dest dest; 674 struct ib_uverbs_qp_dest alt_dest; 675 __u32 qp_handle; 676 __u32 attr_mask; 677 __u32 qkey; 678 __u32 rq_psn; 679 __u32 sq_psn; 680 __u32 dest_qp_num; 681 __u32 qp_access_flags; 682 __u16 pkey_index; 683 __u16 alt_pkey_index; 684 __u8 qp_state; 685 __u8 cur_qp_state; 686 __u8 path_mtu; 687 __u8 path_mig_state; 688 __u8 en_sqd_async_notify; 689 __u8 max_rd_atomic; 690 __u8 max_dest_rd_atomic; 691 __u8 min_rnr_timer; 692 __u8 port_num; 693 __u8 timeout; 694 __u8 retry_cnt; 695 __u8 rnr_retry; 696 __u8 alt_port_num; 697 __u8 alt_timeout; 698 __u8 reserved[2]; 699 __u64 driver_data[0]; 700 }; 701 702 struct ib_uverbs_ex_modify_qp { 703 struct ib_uverbs_modify_qp base; 704 __u32 rate_limit; 705 __u32 reserved; 706 }; 707 708 struct ib_uverbs_modify_qp_resp { 709 }; 710 711 struct ib_uverbs_ex_modify_qp_resp { 712 __u32 comp_mask; 713 __u32 response_length; 714 }; 715 716 struct ib_uverbs_destroy_qp { 717 __u64 response; 718 __u32 qp_handle; 719 __u32 reserved; 720 }; 721 722 struct ib_uverbs_destroy_qp_resp { 723 __u32 events_reported; 724 }; 725 726 /* 727 * The ib_uverbs_sge structure isn't used anywhere, since we assume 728 * the ib_sge structure is packed the same way on 32-bit and 64-bit 729 * architectures in both kernel and user space. It's just here to 730 * document the ABI. 731 */ 732 struct ib_uverbs_sge { 733 __u64 addr; 734 __u32 length; 735 __u32 lkey; 736 }; 737 738 struct ib_uverbs_send_wr { 739 __u64 wr_id; 740 __u32 num_sge; 741 __u32 opcode; 742 __u32 send_flags; 743 union { 744 __u32 imm_data; 745 __u32 invalidate_rkey; 746 } ex; 747 union { 748 struct { 749 __u64 remote_addr; 750 __u32 rkey; 751 __u32 reserved; 752 } rdma; 753 struct { 754 __u64 remote_addr; 755 __u64 compare_add; 756 __u64 swap; 757 __u32 rkey; 758 __u32 reserved; 759 } atomic; 760 struct { 761 __u32 ah; 762 __u32 remote_qpn; 763 __u32 remote_qkey; 764 __u32 reserved; 765 } ud; 766 } wr; 767 }; 768 769 struct ib_uverbs_post_send { 770 __u64 response; 771 __u32 qp_handle; 772 __u32 wr_count; 773 __u32 sge_count; 774 __u32 wqe_size; 775 struct ib_uverbs_send_wr send_wr[0]; 776 }; 777 778 struct ib_uverbs_post_send_resp { 779 __u32 bad_wr; 780 }; 781 782 struct ib_uverbs_recv_wr { 783 __u64 wr_id; 784 __u32 num_sge; 785 __u32 reserved; 786 }; 787 788 struct ib_uverbs_post_recv { 789 __u64 response; 790 __u32 qp_handle; 791 __u32 wr_count; 792 __u32 sge_count; 793 __u32 wqe_size; 794 struct ib_uverbs_recv_wr recv_wr[0]; 795 }; 796 797 struct ib_uverbs_post_recv_resp { 798 __u32 bad_wr; 799 }; 800 801 struct ib_uverbs_post_srq_recv { 802 __u64 response; 803 __u32 srq_handle; 804 __u32 wr_count; 805 __u32 sge_count; 806 __u32 wqe_size; 807 struct ib_uverbs_recv_wr recv[0]; 808 }; 809 810 struct ib_uverbs_post_srq_recv_resp { 811 __u32 bad_wr; 812 }; 813 814 struct ib_uverbs_create_ah { 815 __u64 response; 816 __u64 user_handle; 817 __u32 pd_handle; 818 __u32 reserved; 819 struct ib_uverbs_ah_attr attr; 820 }; 821 822 struct ib_uverbs_create_ah_resp { 823 __u32 ah_handle; 824 }; 825 826 struct ib_uverbs_destroy_ah { 827 __u32 ah_handle; 828 }; 829 830 struct ib_uverbs_attach_mcast { 831 __u8 gid[16]; 832 __u32 qp_handle; 833 __u16 mlid; 834 __u16 reserved; 835 __u64 driver_data[0]; 836 }; 837 838 struct ib_uverbs_detach_mcast { 839 __u8 gid[16]; 840 __u32 qp_handle; 841 __u16 mlid; 842 __u16 reserved; 843 __u64 driver_data[0]; 844 }; 845 846 struct ib_uverbs_flow_spec_hdr { 847 __u32 type; 848 __u16 size; 849 __u16 reserved; 850 /* followed by flow_spec */ 851 __u64 flow_spec_data[0]; 852 }; 853 854 struct ib_uverbs_flow_eth_filter { 855 __u8 dst_mac[6]; 856 __u8 src_mac[6]; 857 __be16 ether_type; 858 __be16 vlan_tag; 859 }; 860 861 struct ib_uverbs_flow_spec_eth { 862 union { 863 struct ib_uverbs_flow_spec_hdr hdr; 864 struct { 865 __u32 type; 866 __u16 size; 867 __u16 reserved; 868 }; 869 }; 870 struct ib_uverbs_flow_eth_filter val; 871 struct ib_uverbs_flow_eth_filter mask; 872 }; 873 874 struct ib_uverbs_flow_ipv4_filter { 875 __be32 src_ip; 876 __be32 dst_ip; 877 __u8 proto; 878 __u8 tos; 879 __u8 ttl; 880 __u8 flags; 881 }; 882 883 struct ib_uverbs_flow_spec_ipv4 { 884 union { 885 struct ib_uverbs_flow_spec_hdr hdr; 886 struct { 887 __u32 type; 888 __u16 size; 889 __u16 reserved; 890 }; 891 }; 892 struct ib_uverbs_flow_ipv4_filter val; 893 struct ib_uverbs_flow_ipv4_filter mask; 894 }; 895 896 struct ib_uverbs_flow_tcp_udp_filter { 897 __be16 dst_port; 898 __be16 src_port; 899 }; 900 901 struct ib_uverbs_flow_spec_tcp_udp { 902 union { 903 struct ib_uverbs_flow_spec_hdr hdr; 904 struct { 905 __u32 type; 906 __u16 size; 907 __u16 reserved; 908 }; 909 }; 910 struct ib_uverbs_flow_tcp_udp_filter val; 911 struct ib_uverbs_flow_tcp_udp_filter mask; 912 }; 913 914 struct ib_uverbs_flow_ipv6_filter { 915 __u8 src_ip[16]; 916 __u8 dst_ip[16]; 917 __be32 flow_label; 918 __u8 next_hdr; 919 __u8 traffic_class; 920 __u8 hop_limit; 921 __u8 reserved; 922 }; 923 924 struct ib_uverbs_flow_spec_ipv6 { 925 union { 926 struct ib_uverbs_flow_spec_hdr hdr; 927 struct { 928 __u32 type; 929 __u16 size; 930 __u16 reserved; 931 }; 932 }; 933 struct ib_uverbs_flow_ipv6_filter val; 934 struct ib_uverbs_flow_ipv6_filter mask; 935 }; 936 937 struct ib_uverbs_flow_spec_action_tag { 938 union { 939 struct ib_uverbs_flow_spec_hdr hdr; 940 struct { 941 __u32 type; 942 __u16 size; 943 __u16 reserved; 944 }; 945 }; 946 __u32 tag_id; 947 __u32 reserved1; 948 }; 949 950 struct ib_uverbs_flow_spec_action_drop { 951 union { 952 struct ib_uverbs_flow_spec_hdr hdr; 953 struct { 954 __u32 type; 955 __u16 size; 956 __u16 reserved; 957 }; 958 }; 959 }; 960 961 struct ib_uverbs_flow_tunnel_filter { 962 __be32 tunnel_id; 963 }; 964 965 struct ib_uverbs_flow_spec_tunnel { 966 union { 967 struct ib_uverbs_flow_spec_hdr hdr; 968 struct { 969 __u32 type; 970 __u16 size; 971 __u16 reserved; 972 }; 973 }; 974 struct ib_uverbs_flow_tunnel_filter val; 975 struct ib_uverbs_flow_tunnel_filter mask; 976 }; 977 978 struct ib_uverbs_flow_attr { 979 __u32 type; 980 __u16 size; 981 __u16 priority; 982 __u8 num_of_specs; 983 __u8 reserved[2]; 984 __u8 port; 985 __u32 flags; 986 /* Following are the optional layers according to user request 987 * struct ib_flow_spec_xxx 988 * struct ib_flow_spec_yyy 989 */ 990 struct ib_uverbs_flow_spec_hdr flow_specs[0]; 991 }; 992 993 struct ib_uverbs_create_flow { 994 __u32 comp_mask; 995 __u32 qp_handle; 996 struct ib_uverbs_flow_attr flow_attr; 997 }; 998 999 struct ib_uverbs_create_flow_resp { 1000 __u32 comp_mask; 1001 __u32 flow_handle; 1002 }; 1003 1004 struct ib_uverbs_destroy_flow { 1005 __u32 comp_mask; 1006 __u32 flow_handle; 1007 }; 1008 1009 struct ib_uverbs_create_srq { 1010 __u64 response; 1011 __u64 user_handle; 1012 __u32 pd_handle; 1013 __u32 max_wr; 1014 __u32 max_sge; 1015 __u32 srq_limit; 1016 __u64 driver_data[0]; 1017 }; 1018 1019 struct ib_uverbs_create_xsrq { 1020 __u64 response; 1021 __u64 user_handle; 1022 __u32 srq_type; 1023 __u32 pd_handle; 1024 __u32 max_wr; 1025 __u32 max_sge; 1026 __u32 srq_limit; 1027 __u32 reserved; 1028 __u32 xrcd_handle; 1029 __u32 cq_handle; 1030 __u64 driver_data[0]; 1031 }; 1032 1033 struct ib_uverbs_create_srq_resp { 1034 __u32 srq_handle; 1035 __u32 max_wr; 1036 __u32 max_sge; 1037 __u32 srqn; 1038 }; 1039 1040 struct ib_uverbs_modify_srq { 1041 __u32 srq_handle; 1042 __u32 attr_mask; 1043 __u32 max_wr; 1044 __u32 srq_limit; 1045 __u64 driver_data[0]; 1046 }; 1047 1048 struct ib_uverbs_query_srq { 1049 __u64 response; 1050 __u32 srq_handle; 1051 __u32 reserved; 1052 __u64 driver_data[0]; 1053 }; 1054 1055 struct ib_uverbs_query_srq_resp { 1056 __u32 max_wr; 1057 __u32 max_sge; 1058 __u32 srq_limit; 1059 __u32 reserved; 1060 }; 1061 1062 struct ib_uverbs_destroy_srq { 1063 __u64 response; 1064 __u32 srq_handle; 1065 __u32 reserved; 1066 }; 1067 1068 struct ib_uverbs_destroy_srq_resp { 1069 __u32 events_reported; 1070 }; 1071 1072 struct ib_uverbs_ex_create_wq { 1073 __u32 comp_mask; 1074 __u32 wq_type; 1075 __u64 user_handle; 1076 __u32 pd_handle; 1077 __u32 cq_handle; 1078 __u32 max_wr; 1079 __u32 max_sge; 1080 __u32 create_flags; /* Use enum ib_wq_flags */ 1081 __u32 reserved; 1082 }; 1083 1084 struct ib_uverbs_ex_create_wq_resp { 1085 __u32 comp_mask; 1086 __u32 response_length; 1087 __u32 wq_handle; 1088 __u32 max_wr; 1089 __u32 max_sge; 1090 __u32 wqn; 1091 }; 1092 1093 struct ib_uverbs_ex_destroy_wq { 1094 __u32 comp_mask; 1095 __u32 wq_handle; 1096 }; 1097 1098 struct ib_uverbs_ex_destroy_wq_resp { 1099 __u32 comp_mask; 1100 __u32 response_length; 1101 __u32 events_reported; 1102 __u32 reserved; 1103 }; 1104 1105 struct ib_uverbs_ex_modify_wq { 1106 __u32 attr_mask; 1107 __u32 wq_handle; 1108 __u32 wq_state; 1109 __u32 curr_wq_state; 1110 __u32 flags; /* Use enum ib_wq_flags */ 1111 __u32 flags_mask; /* Use enum ib_wq_flags */ 1112 }; 1113 1114 /* Prevent memory allocation rather than max expected size */ 1115 #define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d 1116 struct ib_uverbs_ex_create_rwq_ind_table { 1117 __u32 comp_mask; 1118 __u32 log_ind_tbl_size; 1119 /* Following are the wq handles according to log_ind_tbl_size 1120 * wq_handle1 1121 * wq_handle2 1122 */ 1123 __u32 wq_handles[0]; 1124 }; 1125 1126 struct ib_uverbs_ex_create_rwq_ind_table_resp { 1127 __u32 comp_mask; 1128 __u32 response_length; 1129 __u32 ind_tbl_handle; 1130 __u32 ind_tbl_num; 1131 }; 1132 1133 struct ib_uverbs_ex_destroy_rwq_ind_table { 1134 __u32 comp_mask; 1135 __u32 ind_tbl_handle; 1136 }; 1137 1138 #define IB_DEVICE_NAME_MAX 64 1139 1140 #endif /* IB_USER_VERBS_H */ 1141