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_tm_caps { 240 /* Max size of rendezvous request message */ 241 __u32 max_rndv_hdr_size; 242 /* Max number of entries in tag matching list */ 243 __u32 max_num_tags; 244 /* TM flags */ 245 __u32 flags; 246 /* Max number of outstanding list operations */ 247 __u32 max_ops; 248 /* Max number of SGE in tag matching entry */ 249 __u32 max_sge; 250 __u32 reserved; 251 }; 252 253 struct ib_uverbs_ex_query_device_resp { 254 struct ib_uverbs_query_device_resp base; 255 __u32 comp_mask; 256 __u32 response_length; 257 struct ib_uverbs_odp_caps odp_caps; 258 __u64 timestamp_mask; 259 __u64 hca_core_clock; /* in KHZ */ 260 __u64 device_cap_flags_ex; 261 struct ib_uverbs_rss_caps rss_caps; 262 __u32 max_wq_type_rq; 263 __u32 raw_packet_caps; 264 struct ib_uverbs_tm_caps tm_caps; 265 }; 266 267 struct ib_uverbs_query_port { 268 __u64 response; 269 __u8 port_num; 270 __u8 reserved[7]; 271 __u64 driver_data[0]; 272 }; 273 274 struct ib_uverbs_query_port_resp { 275 __u32 port_cap_flags; 276 __u32 max_msg_sz; 277 __u32 bad_pkey_cntr; 278 __u32 qkey_viol_cntr; 279 __u32 gid_tbl_len; 280 __u16 pkey_tbl_len; 281 __u16 lid; 282 __u16 sm_lid; 283 __u8 state; 284 __u8 max_mtu; 285 __u8 active_mtu; 286 __u8 lmc; 287 __u8 max_vl_num; 288 __u8 sm_sl; 289 __u8 subnet_timeout; 290 __u8 init_type_reply; 291 __u8 active_width; 292 __u8 active_speed; 293 __u8 phys_state; 294 __u8 link_layer; 295 __u8 reserved[2]; 296 }; 297 298 struct ib_uverbs_alloc_pd { 299 __u64 response; 300 __u64 driver_data[0]; 301 }; 302 303 struct ib_uverbs_alloc_pd_resp { 304 __u32 pd_handle; 305 }; 306 307 struct ib_uverbs_dealloc_pd { 308 __u32 pd_handle; 309 }; 310 311 struct ib_uverbs_open_xrcd { 312 __u64 response; 313 __u32 fd; 314 __u32 oflags; 315 __u64 driver_data[0]; 316 }; 317 318 struct ib_uverbs_open_xrcd_resp { 319 __u32 xrcd_handle; 320 }; 321 322 struct ib_uverbs_close_xrcd { 323 __u32 xrcd_handle; 324 }; 325 326 struct ib_uverbs_reg_mr { 327 __u64 response; 328 __u64 start; 329 __u64 length; 330 __u64 hca_va; 331 __u32 pd_handle; 332 __u32 access_flags; 333 __u64 driver_data[0]; 334 }; 335 336 struct ib_uverbs_reg_mr_resp { 337 __u32 mr_handle; 338 __u32 lkey; 339 __u32 rkey; 340 }; 341 342 struct ib_uverbs_rereg_mr { 343 __u64 response; 344 __u32 mr_handle; 345 __u32 flags; 346 __u64 start; 347 __u64 length; 348 __u64 hca_va; 349 __u32 pd_handle; 350 __u32 access_flags; 351 }; 352 353 struct ib_uverbs_rereg_mr_resp { 354 __u32 lkey; 355 __u32 rkey; 356 }; 357 358 struct ib_uverbs_dereg_mr { 359 __u32 mr_handle; 360 }; 361 362 struct ib_uverbs_alloc_mw { 363 __u64 response; 364 __u32 pd_handle; 365 __u8 mw_type; 366 __u8 reserved[3]; 367 }; 368 369 struct ib_uverbs_alloc_mw_resp { 370 __u32 mw_handle; 371 __u32 rkey; 372 }; 373 374 struct ib_uverbs_dealloc_mw { 375 __u32 mw_handle; 376 }; 377 378 struct ib_uverbs_create_comp_channel { 379 __u64 response; 380 }; 381 382 struct ib_uverbs_create_comp_channel_resp { 383 __u32 fd; 384 }; 385 386 struct ib_uverbs_create_cq { 387 __u64 response; 388 __u64 user_handle; 389 __u32 cqe; 390 __u32 comp_vector; 391 __s32 comp_channel; 392 __u32 reserved; 393 __u64 driver_data[0]; 394 }; 395 396 struct ib_uverbs_ex_create_cq { 397 __u64 user_handle; 398 __u32 cqe; 399 __u32 comp_vector; 400 __s32 comp_channel; 401 __u32 comp_mask; 402 __u32 flags; 403 __u32 reserved; 404 }; 405 406 struct ib_uverbs_create_cq_resp { 407 __u32 cq_handle; 408 __u32 cqe; 409 }; 410 411 struct ib_uverbs_ex_create_cq_resp { 412 struct ib_uverbs_create_cq_resp base; 413 __u32 comp_mask; 414 __u32 response_length; 415 }; 416 417 struct ib_uverbs_resize_cq { 418 __u64 response; 419 __u32 cq_handle; 420 __u32 cqe; 421 __u64 driver_data[0]; 422 }; 423 424 struct ib_uverbs_resize_cq_resp { 425 __u32 cqe; 426 __u32 reserved; 427 __u64 driver_data[0]; 428 }; 429 430 struct ib_uverbs_poll_cq { 431 __u64 response; 432 __u32 cq_handle; 433 __u32 ne; 434 }; 435 436 struct ib_uverbs_wc { 437 __u64 wr_id; 438 __u32 status; 439 __u32 opcode; 440 __u32 vendor_err; 441 __u32 byte_len; 442 union { 443 __u32 imm_data; 444 __u32 invalidate_rkey; 445 } ex; 446 __u32 qp_num; 447 __u32 src_qp; 448 __u32 wc_flags; 449 __u16 pkey_index; 450 __u16 slid; 451 __u8 sl; 452 __u8 dlid_path_bits; 453 __u8 port_num; 454 __u8 reserved; 455 }; 456 457 struct ib_uverbs_poll_cq_resp { 458 __u32 count; 459 __u32 reserved; 460 struct ib_uverbs_wc wc[0]; 461 }; 462 463 struct ib_uverbs_req_notify_cq { 464 __u32 cq_handle; 465 __u32 solicited_only; 466 }; 467 468 struct ib_uverbs_destroy_cq { 469 __u64 response; 470 __u32 cq_handle; 471 __u32 reserved; 472 }; 473 474 struct ib_uverbs_destroy_cq_resp { 475 __u32 comp_events_reported; 476 __u32 async_events_reported; 477 }; 478 479 struct ib_uverbs_global_route { 480 __u8 dgid[16]; 481 __u32 flow_label; 482 __u8 sgid_index; 483 __u8 hop_limit; 484 __u8 traffic_class; 485 __u8 reserved; 486 }; 487 488 struct ib_uverbs_ah_attr { 489 struct ib_uverbs_global_route grh; 490 __u16 dlid; 491 __u8 sl; 492 __u8 src_path_bits; 493 __u8 static_rate; 494 __u8 is_global; 495 __u8 port_num; 496 __u8 reserved; 497 }; 498 499 struct ib_uverbs_qp_attr { 500 __u32 qp_attr_mask; 501 __u32 qp_state; 502 __u32 cur_qp_state; 503 __u32 path_mtu; 504 __u32 path_mig_state; 505 __u32 qkey; 506 __u32 rq_psn; 507 __u32 sq_psn; 508 __u32 dest_qp_num; 509 __u32 qp_access_flags; 510 511 struct ib_uverbs_ah_attr ah_attr; 512 struct ib_uverbs_ah_attr alt_ah_attr; 513 514 /* ib_qp_cap */ 515 __u32 max_send_wr; 516 __u32 max_recv_wr; 517 __u32 max_send_sge; 518 __u32 max_recv_sge; 519 __u32 max_inline_data; 520 521 __u16 pkey_index; 522 __u16 alt_pkey_index; 523 __u8 en_sqd_async_notify; 524 __u8 sq_draining; 525 __u8 max_rd_atomic; 526 __u8 max_dest_rd_atomic; 527 __u8 min_rnr_timer; 528 __u8 port_num; 529 __u8 timeout; 530 __u8 retry_cnt; 531 __u8 rnr_retry; 532 __u8 alt_port_num; 533 __u8 alt_timeout; 534 __u8 reserved[5]; 535 }; 536 537 struct ib_uverbs_create_qp { 538 __u64 response; 539 __u64 user_handle; 540 __u32 pd_handle; 541 __u32 send_cq_handle; 542 __u32 recv_cq_handle; 543 __u32 srq_handle; 544 __u32 max_send_wr; 545 __u32 max_recv_wr; 546 __u32 max_send_sge; 547 __u32 max_recv_sge; 548 __u32 max_inline_data; 549 __u8 sq_sig_all; 550 __u8 qp_type; 551 __u8 is_srq; 552 __u8 reserved; 553 __u64 driver_data[0]; 554 }; 555 556 enum ib_uverbs_create_qp_mask { 557 IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0, 558 }; 559 560 enum { 561 IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE, 562 }; 563 564 enum { 565 /* 566 * This value is equal to IB_QP_DEST_QPN. 567 */ 568 IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20, 569 }; 570 571 enum { 572 /* 573 * This value is equal to IB_QP_RATE_LIMIT. 574 */ 575 IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25, 576 }; 577 578 struct ib_uverbs_ex_create_qp { 579 __u64 user_handle; 580 __u32 pd_handle; 581 __u32 send_cq_handle; 582 __u32 recv_cq_handle; 583 __u32 srq_handle; 584 __u32 max_send_wr; 585 __u32 max_recv_wr; 586 __u32 max_send_sge; 587 __u32 max_recv_sge; 588 __u32 max_inline_data; 589 __u8 sq_sig_all; 590 __u8 qp_type; 591 __u8 is_srq; 592 __u8 reserved; 593 __u32 comp_mask; 594 __u32 create_flags; 595 __u32 rwq_ind_tbl_handle; 596 __u32 source_qpn; 597 }; 598 599 struct ib_uverbs_open_qp { 600 __u64 response; 601 __u64 user_handle; 602 __u32 pd_handle; 603 __u32 qpn; 604 __u8 qp_type; 605 __u8 reserved[7]; 606 __u64 driver_data[0]; 607 }; 608 609 /* also used for open response */ 610 struct ib_uverbs_create_qp_resp { 611 __u32 qp_handle; 612 __u32 qpn; 613 __u32 max_send_wr; 614 __u32 max_recv_wr; 615 __u32 max_send_sge; 616 __u32 max_recv_sge; 617 __u32 max_inline_data; 618 __u32 reserved; 619 }; 620 621 struct ib_uverbs_ex_create_qp_resp { 622 struct ib_uverbs_create_qp_resp base; 623 __u32 comp_mask; 624 __u32 response_length; 625 }; 626 627 /* 628 * This struct needs to remain a multiple of 8 bytes to keep the 629 * alignment of the modify QP parameters. 630 */ 631 struct ib_uverbs_qp_dest { 632 __u8 dgid[16]; 633 __u32 flow_label; 634 __u16 dlid; 635 __u16 reserved; 636 __u8 sgid_index; 637 __u8 hop_limit; 638 __u8 traffic_class; 639 __u8 sl; 640 __u8 src_path_bits; 641 __u8 static_rate; 642 __u8 is_global; 643 __u8 port_num; 644 }; 645 646 struct ib_uverbs_query_qp { 647 __u64 response; 648 __u32 qp_handle; 649 __u32 attr_mask; 650 __u64 driver_data[0]; 651 }; 652 653 struct ib_uverbs_query_qp_resp { 654 struct ib_uverbs_qp_dest dest; 655 struct ib_uverbs_qp_dest alt_dest; 656 __u32 max_send_wr; 657 __u32 max_recv_wr; 658 __u32 max_send_sge; 659 __u32 max_recv_sge; 660 __u32 max_inline_data; 661 __u32 qkey; 662 __u32 rq_psn; 663 __u32 sq_psn; 664 __u32 dest_qp_num; 665 __u32 qp_access_flags; 666 __u16 pkey_index; 667 __u16 alt_pkey_index; 668 __u8 qp_state; 669 __u8 cur_qp_state; 670 __u8 path_mtu; 671 __u8 path_mig_state; 672 __u8 sq_draining; 673 __u8 max_rd_atomic; 674 __u8 max_dest_rd_atomic; 675 __u8 min_rnr_timer; 676 __u8 port_num; 677 __u8 timeout; 678 __u8 retry_cnt; 679 __u8 rnr_retry; 680 __u8 alt_port_num; 681 __u8 alt_timeout; 682 __u8 sq_sig_all; 683 __u8 reserved[5]; 684 __u64 driver_data[0]; 685 }; 686 687 struct ib_uverbs_modify_qp { 688 struct ib_uverbs_qp_dest dest; 689 struct ib_uverbs_qp_dest alt_dest; 690 __u32 qp_handle; 691 __u32 attr_mask; 692 __u32 qkey; 693 __u32 rq_psn; 694 __u32 sq_psn; 695 __u32 dest_qp_num; 696 __u32 qp_access_flags; 697 __u16 pkey_index; 698 __u16 alt_pkey_index; 699 __u8 qp_state; 700 __u8 cur_qp_state; 701 __u8 path_mtu; 702 __u8 path_mig_state; 703 __u8 en_sqd_async_notify; 704 __u8 max_rd_atomic; 705 __u8 max_dest_rd_atomic; 706 __u8 min_rnr_timer; 707 __u8 port_num; 708 __u8 timeout; 709 __u8 retry_cnt; 710 __u8 rnr_retry; 711 __u8 alt_port_num; 712 __u8 alt_timeout; 713 __u8 reserved[2]; 714 __u64 driver_data[0]; 715 }; 716 717 struct ib_uverbs_ex_modify_qp { 718 struct ib_uverbs_modify_qp base; 719 __u32 rate_limit; 720 __u32 reserved; 721 }; 722 723 struct ib_uverbs_modify_qp_resp { 724 }; 725 726 struct ib_uverbs_ex_modify_qp_resp { 727 __u32 comp_mask; 728 __u32 response_length; 729 }; 730 731 struct ib_uverbs_destroy_qp { 732 __u64 response; 733 __u32 qp_handle; 734 __u32 reserved; 735 }; 736 737 struct ib_uverbs_destroy_qp_resp { 738 __u32 events_reported; 739 }; 740 741 /* 742 * The ib_uverbs_sge structure isn't used anywhere, since we assume 743 * the ib_sge structure is packed the same way on 32-bit and 64-bit 744 * architectures in both kernel and user space. It's just here to 745 * document the ABI. 746 */ 747 struct ib_uverbs_sge { 748 __u64 addr; 749 __u32 length; 750 __u32 lkey; 751 }; 752 753 struct ib_uverbs_send_wr { 754 __u64 wr_id; 755 __u32 num_sge; 756 __u32 opcode; 757 __u32 send_flags; 758 union { 759 __u32 imm_data; 760 __u32 invalidate_rkey; 761 } ex; 762 union { 763 struct { 764 __u64 remote_addr; 765 __u32 rkey; 766 __u32 reserved; 767 } rdma; 768 struct { 769 __u64 remote_addr; 770 __u64 compare_add; 771 __u64 swap; 772 __u32 rkey; 773 __u32 reserved; 774 } atomic; 775 struct { 776 __u32 ah; 777 __u32 remote_qpn; 778 __u32 remote_qkey; 779 __u32 reserved; 780 } ud; 781 } wr; 782 }; 783 784 struct ib_uverbs_post_send { 785 __u64 response; 786 __u32 qp_handle; 787 __u32 wr_count; 788 __u32 sge_count; 789 __u32 wqe_size; 790 struct ib_uverbs_send_wr send_wr[0]; 791 }; 792 793 struct ib_uverbs_post_send_resp { 794 __u32 bad_wr; 795 }; 796 797 struct ib_uverbs_recv_wr { 798 __u64 wr_id; 799 __u32 num_sge; 800 __u32 reserved; 801 }; 802 803 struct ib_uverbs_post_recv { 804 __u64 response; 805 __u32 qp_handle; 806 __u32 wr_count; 807 __u32 sge_count; 808 __u32 wqe_size; 809 struct ib_uverbs_recv_wr recv_wr[0]; 810 }; 811 812 struct ib_uverbs_post_recv_resp { 813 __u32 bad_wr; 814 }; 815 816 struct ib_uverbs_post_srq_recv { 817 __u64 response; 818 __u32 srq_handle; 819 __u32 wr_count; 820 __u32 sge_count; 821 __u32 wqe_size; 822 struct ib_uverbs_recv_wr recv[0]; 823 }; 824 825 struct ib_uverbs_post_srq_recv_resp { 826 __u32 bad_wr; 827 }; 828 829 struct ib_uverbs_create_ah { 830 __u64 response; 831 __u64 user_handle; 832 __u32 pd_handle; 833 __u32 reserved; 834 struct ib_uverbs_ah_attr attr; 835 }; 836 837 struct ib_uverbs_create_ah_resp { 838 __u32 ah_handle; 839 }; 840 841 struct ib_uverbs_destroy_ah { 842 __u32 ah_handle; 843 }; 844 845 struct ib_uverbs_attach_mcast { 846 __u8 gid[16]; 847 __u32 qp_handle; 848 __u16 mlid; 849 __u16 reserved; 850 __u64 driver_data[0]; 851 }; 852 853 struct ib_uverbs_detach_mcast { 854 __u8 gid[16]; 855 __u32 qp_handle; 856 __u16 mlid; 857 __u16 reserved; 858 __u64 driver_data[0]; 859 }; 860 861 struct ib_uverbs_flow_spec_hdr { 862 __u32 type; 863 __u16 size; 864 __u16 reserved; 865 /* followed by flow_spec */ 866 __u64 flow_spec_data[0]; 867 }; 868 869 struct ib_uverbs_flow_eth_filter { 870 __u8 dst_mac[6]; 871 __u8 src_mac[6]; 872 __be16 ether_type; 873 __be16 vlan_tag; 874 }; 875 876 struct ib_uverbs_flow_spec_eth { 877 union { 878 struct ib_uverbs_flow_spec_hdr hdr; 879 struct { 880 __u32 type; 881 __u16 size; 882 __u16 reserved; 883 }; 884 }; 885 struct ib_uverbs_flow_eth_filter val; 886 struct ib_uverbs_flow_eth_filter mask; 887 }; 888 889 struct ib_uverbs_flow_ipv4_filter { 890 __be32 src_ip; 891 __be32 dst_ip; 892 __u8 proto; 893 __u8 tos; 894 __u8 ttl; 895 __u8 flags; 896 }; 897 898 struct ib_uverbs_flow_spec_ipv4 { 899 union { 900 struct ib_uverbs_flow_spec_hdr hdr; 901 struct { 902 __u32 type; 903 __u16 size; 904 __u16 reserved; 905 }; 906 }; 907 struct ib_uverbs_flow_ipv4_filter val; 908 struct ib_uverbs_flow_ipv4_filter mask; 909 }; 910 911 struct ib_uverbs_flow_tcp_udp_filter { 912 __be16 dst_port; 913 __be16 src_port; 914 }; 915 916 struct ib_uverbs_flow_spec_tcp_udp { 917 union { 918 struct ib_uverbs_flow_spec_hdr hdr; 919 struct { 920 __u32 type; 921 __u16 size; 922 __u16 reserved; 923 }; 924 }; 925 struct ib_uverbs_flow_tcp_udp_filter val; 926 struct ib_uverbs_flow_tcp_udp_filter mask; 927 }; 928 929 struct ib_uverbs_flow_ipv6_filter { 930 __u8 src_ip[16]; 931 __u8 dst_ip[16]; 932 __be32 flow_label; 933 __u8 next_hdr; 934 __u8 traffic_class; 935 __u8 hop_limit; 936 __u8 reserved; 937 }; 938 939 struct ib_uverbs_flow_spec_ipv6 { 940 union { 941 struct ib_uverbs_flow_spec_hdr hdr; 942 struct { 943 __u32 type; 944 __u16 size; 945 __u16 reserved; 946 }; 947 }; 948 struct ib_uverbs_flow_ipv6_filter val; 949 struct ib_uverbs_flow_ipv6_filter mask; 950 }; 951 952 struct ib_uverbs_flow_spec_action_tag { 953 union { 954 struct ib_uverbs_flow_spec_hdr hdr; 955 struct { 956 __u32 type; 957 __u16 size; 958 __u16 reserved; 959 }; 960 }; 961 __u32 tag_id; 962 __u32 reserved1; 963 }; 964 965 struct ib_uverbs_flow_spec_action_drop { 966 union { 967 struct ib_uverbs_flow_spec_hdr hdr; 968 struct { 969 __u32 type; 970 __u16 size; 971 __u16 reserved; 972 }; 973 }; 974 }; 975 976 struct ib_uverbs_flow_tunnel_filter { 977 __be32 tunnel_id; 978 }; 979 980 struct ib_uverbs_flow_spec_tunnel { 981 union { 982 struct ib_uverbs_flow_spec_hdr hdr; 983 struct { 984 __u32 type; 985 __u16 size; 986 __u16 reserved; 987 }; 988 }; 989 struct ib_uverbs_flow_tunnel_filter val; 990 struct ib_uverbs_flow_tunnel_filter mask; 991 }; 992 993 struct ib_uverbs_flow_attr { 994 __u32 type; 995 __u16 size; 996 __u16 priority; 997 __u8 num_of_specs; 998 __u8 reserved[2]; 999 __u8 port; 1000 __u32 flags; 1001 /* Following are the optional layers according to user request 1002 * struct ib_flow_spec_xxx 1003 * struct ib_flow_spec_yyy 1004 */ 1005 struct ib_uverbs_flow_spec_hdr flow_specs[0]; 1006 }; 1007 1008 struct ib_uverbs_create_flow { 1009 __u32 comp_mask; 1010 __u32 qp_handle; 1011 struct ib_uverbs_flow_attr flow_attr; 1012 }; 1013 1014 struct ib_uverbs_create_flow_resp { 1015 __u32 comp_mask; 1016 __u32 flow_handle; 1017 }; 1018 1019 struct ib_uverbs_destroy_flow { 1020 __u32 comp_mask; 1021 __u32 flow_handle; 1022 }; 1023 1024 struct ib_uverbs_create_srq { 1025 __u64 response; 1026 __u64 user_handle; 1027 __u32 pd_handle; 1028 __u32 max_wr; 1029 __u32 max_sge; 1030 __u32 srq_limit; 1031 __u64 driver_data[0]; 1032 }; 1033 1034 struct ib_uverbs_create_xsrq { 1035 __u64 response; 1036 __u64 user_handle; 1037 __u32 srq_type; 1038 __u32 pd_handle; 1039 __u32 max_wr; 1040 __u32 max_sge; 1041 __u32 srq_limit; 1042 __u32 max_num_tags; 1043 __u32 xrcd_handle; 1044 __u32 cq_handle; 1045 __u64 driver_data[0]; 1046 }; 1047 1048 struct ib_uverbs_create_srq_resp { 1049 __u32 srq_handle; 1050 __u32 max_wr; 1051 __u32 max_sge; 1052 __u32 srqn; 1053 }; 1054 1055 struct ib_uverbs_modify_srq { 1056 __u32 srq_handle; 1057 __u32 attr_mask; 1058 __u32 max_wr; 1059 __u32 srq_limit; 1060 __u64 driver_data[0]; 1061 }; 1062 1063 struct ib_uverbs_query_srq { 1064 __u64 response; 1065 __u32 srq_handle; 1066 __u32 reserved; 1067 __u64 driver_data[0]; 1068 }; 1069 1070 struct ib_uverbs_query_srq_resp { 1071 __u32 max_wr; 1072 __u32 max_sge; 1073 __u32 srq_limit; 1074 __u32 reserved; 1075 }; 1076 1077 struct ib_uverbs_destroy_srq { 1078 __u64 response; 1079 __u32 srq_handle; 1080 __u32 reserved; 1081 }; 1082 1083 struct ib_uverbs_destroy_srq_resp { 1084 __u32 events_reported; 1085 }; 1086 1087 struct ib_uverbs_ex_create_wq { 1088 __u32 comp_mask; 1089 __u32 wq_type; 1090 __u64 user_handle; 1091 __u32 pd_handle; 1092 __u32 cq_handle; 1093 __u32 max_wr; 1094 __u32 max_sge; 1095 __u32 create_flags; /* Use enum ib_wq_flags */ 1096 __u32 reserved; 1097 }; 1098 1099 struct ib_uverbs_ex_create_wq_resp { 1100 __u32 comp_mask; 1101 __u32 response_length; 1102 __u32 wq_handle; 1103 __u32 max_wr; 1104 __u32 max_sge; 1105 __u32 wqn; 1106 }; 1107 1108 struct ib_uverbs_ex_destroy_wq { 1109 __u32 comp_mask; 1110 __u32 wq_handle; 1111 }; 1112 1113 struct ib_uverbs_ex_destroy_wq_resp { 1114 __u32 comp_mask; 1115 __u32 response_length; 1116 __u32 events_reported; 1117 __u32 reserved; 1118 }; 1119 1120 struct ib_uverbs_ex_modify_wq { 1121 __u32 attr_mask; 1122 __u32 wq_handle; 1123 __u32 wq_state; 1124 __u32 curr_wq_state; 1125 __u32 flags; /* Use enum ib_wq_flags */ 1126 __u32 flags_mask; /* Use enum ib_wq_flags */ 1127 }; 1128 1129 /* Prevent memory allocation rather than max expected size */ 1130 #define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d 1131 struct ib_uverbs_ex_create_rwq_ind_table { 1132 __u32 comp_mask; 1133 __u32 log_ind_tbl_size; 1134 /* Following are the wq handles according to log_ind_tbl_size 1135 * wq_handle1 1136 * wq_handle2 1137 */ 1138 __u32 wq_handles[0]; 1139 }; 1140 1141 struct ib_uverbs_ex_create_rwq_ind_table_resp { 1142 __u32 comp_mask; 1143 __u32 response_length; 1144 __u32 ind_tbl_handle; 1145 __u32 ind_tbl_num; 1146 }; 1147 1148 struct ib_uverbs_ex_destroy_rwq_ind_table { 1149 __u32 comp_mask; 1150 __u32 ind_tbl_handle; 1151 }; 1152 1153 #define IB_DEVICE_NAME_MAX 64 1154 1155 #endif /* IB_USER_VERBS_H */ 1156