1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (c) 2022 Microsoft Corporation. All rights reserved. 4 */ 5 6 #ifndef _MANA_IB_H_ 7 #define _MANA_IB_H_ 8 9 #include <rdma/ib_verbs.h> 10 #include <rdma/ib_mad.h> 11 #include <rdma/ib_umem.h> 12 #include <rdma/mana-abi.h> 13 #include <rdma/uverbs_ioctl.h> 14 #include <linux/dmapool.h> 15 16 #include <net/mana/mana.h> 17 #include "shadow_queue.h" 18 #include "counters.h" 19 20 #define PAGE_SZ_BM \ 21 (SZ_4K | SZ_8K | SZ_16K | SZ_32K | SZ_64K | SZ_128K | SZ_256K | \ 22 SZ_512K | SZ_1M | SZ_2M) 23 24 /* MANA doesn't have any limit for MR size */ 25 #define MANA_IB_MAX_MR_SIZE U64_MAX 26 27 /* Send queue ID mask */ 28 #define MANA_SENDQ_MASK BIT(31) 29 30 /* 31 * The hardware limit of number of MRs is greater than maximum number of MRs 32 * that can possibly represent in 24 bits 33 */ 34 #define MANA_IB_MAX_MR 0xFFFFFFu 35 36 /* 37 * The CA timeout is approx. 260ms (4us * 2^(DELAY)) 38 */ 39 #define MANA_CA_ACK_DELAY 16 40 41 /* 42 * The buffer used for writing AV 43 */ 44 #define MANA_AV_BUFFER_SIZE 64 45 46 struct mana_ib_adapter_caps { 47 u32 max_sq_id; 48 u32 max_rq_id; 49 u32 max_cq_id; 50 u32 max_qp_count; 51 u32 max_cq_count; 52 u32 max_mr_count; 53 u32 max_pd_count; 54 u32 max_inbound_read_limit; 55 u32 max_outbound_read_limit; 56 u32 mw_count; 57 u32 max_srq_count; 58 u32 max_qp_wr; 59 u32 max_send_sge_count; 60 u32 max_recv_sge_count; 61 u32 max_inline_data_size; 62 u64 feature_flags; 63 u64 page_size_cap; 64 }; 65 66 struct mana_ib_queue { 67 struct ib_umem *umem; 68 struct gdma_queue *kmem; 69 u64 gdma_region; 70 u64 id; 71 }; 72 73 struct mana_ib_dev { 74 struct ib_device ib_dev; 75 struct gdma_dev *gdma_dev; 76 mana_handle_t adapter_handle; 77 struct gdma_queue *fatal_err_eq; 78 struct gdma_queue **eqs; 79 struct xarray qp_table_wq; 80 struct mana_ib_adapter_caps adapter_caps; 81 struct dma_pool *av_pool; 82 netdevice_tracker dev_tracker; 83 struct notifier_block nb; 84 }; 85 86 struct mana_ib_wq { 87 struct ib_wq ibwq; 88 struct mana_ib_queue queue; 89 int wqe; 90 u32 wq_buf_size; 91 mana_handle_t rx_object; 92 }; 93 94 struct mana_ib_pd { 95 struct ib_pd ibpd; 96 u32 pdn; 97 mana_handle_t pd_handle; 98 99 /* Mutex for sharing access to vport_use_count */ 100 struct mutex vport_mutex; 101 int vport_use_count; 102 103 bool tx_shortform_allowed; 104 u32 tx_vp_offset; 105 }; 106 107 struct mana_ib_av { 108 u8 dest_ip[16]; 109 u8 dest_mac[ETH_ALEN]; 110 u16 udp_src_port; 111 u8 src_ip[16]; 112 u32 hop_limit : 8; 113 u32 reserved1 : 12; 114 u32 dscp : 6; 115 u32 reserved2 : 5; 116 u32 is_ipv6 : 1; 117 u32 reserved3 : 32; 118 }; 119 120 struct mana_ib_ah { 121 struct ib_ah ibah; 122 struct mana_ib_av *av; 123 dma_addr_t dma_handle; 124 }; 125 126 struct mana_ib_mr { 127 struct ib_mr ibmr; 128 struct ib_umem *umem; 129 mana_handle_t mr_handle; 130 }; 131 132 struct mana_ib_cq { 133 struct ib_cq ibcq; 134 struct mana_ib_queue queue; 135 /* protects CQ polling */ 136 spinlock_t cq_lock; 137 struct list_head list_send_qp; 138 struct list_head list_recv_qp; 139 int cqe; 140 u32 comp_vector; 141 mana_handle_t cq_handle; 142 }; 143 144 enum mana_rc_queue_type { 145 MANA_RC_SEND_QUEUE_REQUESTER = 0, 146 MANA_RC_SEND_QUEUE_RESPONDER, 147 MANA_RC_SEND_QUEUE_FMR, 148 MANA_RC_RECV_QUEUE_REQUESTER, 149 MANA_RC_RECV_QUEUE_RESPONDER, 150 MANA_RC_QUEUE_TYPE_MAX, 151 }; 152 153 struct mana_ib_rc_qp { 154 struct mana_ib_queue queues[MANA_RC_QUEUE_TYPE_MAX]; 155 }; 156 157 enum mana_ud_queue_type { 158 MANA_UD_SEND_QUEUE = 0, 159 MANA_UD_RECV_QUEUE, 160 MANA_UD_QUEUE_TYPE_MAX, 161 }; 162 163 struct mana_ib_ud_qp { 164 struct mana_ib_queue queues[MANA_UD_QUEUE_TYPE_MAX]; 165 u32 sq_psn; 166 }; 167 168 struct mana_ib_qp { 169 struct ib_qp ibqp; 170 171 mana_handle_t qp_handle; 172 union { 173 struct mana_ib_queue raw_sq; 174 struct mana_ib_rc_qp rc_qp; 175 struct mana_ib_ud_qp ud_qp; 176 }; 177 178 /* The port on the IB device, starting with 1 */ 179 u32 port; 180 181 struct list_head cq_send_list; 182 struct list_head cq_recv_list; 183 struct shadow_queue shadow_rq; 184 struct shadow_queue shadow_sq; 185 186 refcount_t refcount; 187 struct completion free; 188 }; 189 190 struct mana_ib_ucontext { 191 struct ib_ucontext ibucontext; 192 u32 doorbell; 193 }; 194 195 struct mana_ib_rwq_ind_table { 196 struct ib_rwq_ind_table ib_ind_table; 197 }; 198 199 enum mana_ib_command_code { 200 MANA_IB_GET_ADAPTER_CAP = 0x30001, 201 MANA_IB_CREATE_ADAPTER = 0x30002, 202 MANA_IB_DESTROY_ADAPTER = 0x30003, 203 MANA_IB_CONFIG_IP_ADDR = 0x30004, 204 MANA_IB_CONFIG_MAC_ADDR = 0x30005, 205 MANA_IB_CREATE_UD_QP = 0x30006, 206 MANA_IB_DESTROY_UD_QP = 0x30007, 207 MANA_IB_CREATE_CQ = 0x30008, 208 MANA_IB_DESTROY_CQ = 0x30009, 209 MANA_IB_CREATE_RC_QP = 0x3000a, 210 MANA_IB_DESTROY_RC_QP = 0x3000b, 211 MANA_IB_SET_QP_STATE = 0x3000d, 212 MANA_IB_QUERY_VF_COUNTERS = 0x30022, 213 }; 214 215 struct mana_ib_query_adapter_caps_req { 216 struct gdma_req_hdr hdr; 217 }; /*HW Data */ 218 219 enum mana_ib_adapter_features { 220 MANA_IB_FEATURE_CLIENT_ERROR_CQE_SUPPORT = BIT(4), 221 }; 222 223 struct mana_ib_query_adapter_caps_resp { 224 struct gdma_resp_hdr hdr; 225 u32 max_sq_id; 226 u32 max_rq_id; 227 u32 max_cq_id; 228 u32 max_qp_count; 229 u32 max_cq_count; 230 u32 max_mr_count; 231 u32 max_pd_count; 232 u32 max_inbound_read_limit; 233 u32 max_outbound_read_limit; 234 u32 mw_count; 235 u32 max_srq_count; 236 u32 max_requester_sq_size; 237 u32 max_responder_sq_size; 238 u32 max_requester_rq_size; 239 u32 max_responder_rq_size; 240 u32 max_send_sge_count; 241 u32 max_recv_sge_count; 242 u32 max_inline_data_size; 243 u64 feature_flags; 244 }; /* HW Data */ 245 246 enum mana_ib_adapter_features_request { 247 MANA_IB_FEATURE_CLIENT_ERROR_CQE_REQUEST = BIT(1), 248 }; /*HW Data */ 249 250 struct mana_rnic_create_adapter_req { 251 struct gdma_req_hdr hdr; 252 u32 notify_eq_id; 253 u32 reserved; 254 u64 feature_flags; 255 }; /*HW Data */ 256 257 struct mana_rnic_create_adapter_resp { 258 struct gdma_resp_hdr hdr; 259 mana_handle_t adapter; 260 }; /* HW Data */ 261 262 struct mana_rnic_destroy_adapter_req { 263 struct gdma_req_hdr hdr; 264 mana_handle_t adapter; 265 }; /*HW Data */ 266 267 struct mana_rnic_destroy_adapter_resp { 268 struct gdma_resp_hdr hdr; 269 }; /* HW Data */ 270 271 enum mana_ib_addr_op { 272 ADDR_OP_ADD = 1, 273 ADDR_OP_REMOVE = 2, 274 }; 275 276 enum sgid_entry_type { 277 SGID_TYPE_IPV4 = 1, 278 SGID_TYPE_IPV6 = 2, 279 }; 280 281 struct mana_rnic_config_addr_req { 282 struct gdma_req_hdr hdr; 283 mana_handle_t adapter; 284 enum mana_ib_addr_op op; 285 enum sgid_entry_type sgid_type; 286 u8 ip_addr[16]; 287 }; /* HW Data */ 288 289 struct mana_rnic_config_addr_resp { 290 struct gdma_resp_hdr hdr; 291 }; /* HW Data */ 292 293 struct mana_rnic_config_mac_addr_req { 294 struct gdma_req_hdr hdr; 295 mana_handle_t adapter; 296 enum mana_ib_addr_op op; 297 u8 mac_addr[ETH_ALEN]; 298 u8 reserved[6]; 299 }; /* HW Data */ 300 301 struct mana_rnic_config_mac_addr_resp { 302 struct gdma_resp_hdr hdr; 303 }; /* HW Data */ 304 305 struct mana_rnic_create_cq_req { 306 struct gdma_req_hdr hdr; 307 mana_handle_t adapter; 308 u64 gdma_region; 309 u32 eq_id; 310 u32 doorbell_page; 311 }; /* HW Data */ 312 313 struct mana_rnic_create_cq_resp { 314 struct gdma_resp_hdr hdr; 315 mana_handle_t cq_handle; 316 u32 cq_id; 317 u32 reserved; 318 }; /* HW Data */ 319 320 struct mana_rnic_destroy_cq_req { 321 struct gdma_req_hdr hdr; 322 mana_handle_t adapter; 323 mana_handle_t cq_handle; 324 }; /* HW Data */ 325 326 struct mana_rnic_destroy_cq_resp { 327 struct gdma_resp_hdr hdr; 328 }; /* HW Data */ 329 330 enum mana_rnic_create_rc_flags { 331 MANA_RC_FLAG_NO_FMR = 2, 332 }; 333 334 struct mana_rnic_create_qp_req { 335 struct gdma_req_hdr hdr; 336 mana_handle_t adapter; 337 mana_handle_t pd_handle; 338 mana_handle_t send_cq_handle; 339 mana_handle_t recv_cq_handle; 340 u64 dma_region[MANA_RC_QUEUE_TYPE_MAX]; 341 u64 deprecated[2]; 342 u64 flags; 343 u32 doorbell_page; 344 u32 max_send_wr; 345 u32 max_recv_wr; 346 u32 max_send_sge; 347 u32 max_recv_sge; 348 u32 reserved; 349 }; /* HW Data */ 350 351 struct mana_rnic_create_qp_resp { 352 struct gdma_resp_hdr hdr; 353 mana_handle_t rc_qp_handle; 354 u32 queue_ids[MANA_RC_QUEUE_TYPE_MAX]; 355 u32 reserved; 356 }; /* HW Data*/ 357 358 struct mana_rnic_destroy_rc_qp_req { 359 struct gdma_req_hdr hdr; 360 mana_handle_t adapter; 361 mana_handle_t rc_qp_handle; 362 }; /* HW Data */ 363 364 struct mana_rnic_destroy_rc_qp_resp { 365 struct gdma_resp_hdr hdr; 366 }; /* HW Data */ 367 368 struct mana_rnic_create_udqp_req { 369 struct gdma_req_hdr hdr; 370 mana_handle_t adapter; 371 mana_handle_t pd_handle; 372 mana_handle_t send_cq_handle; 373 mana_handle_t recv_cq_handle; 374 u64 dma_region[MANA_UD_QUEUE_TYPE_MAX]; 375 u32 qp_type; 376 u32 doorbell_page; 377 u32 max_send_wr; 378 u32 max_recv_wr; 379 u32 max_send_sge; 380 u32 max_recv_sge; 381 }; /* HW Data */ 382 383 struct mana_rnic_create_udqp_resp { 384 struct gdma_resp_hdr hdr; 385 mana_handle_t qp_handle; 386 u32 queue_ids[MANA_UD_QUEUE_TYPE_MAX]; 387 }; /* HW Data*/ 388 389 struct mana_rnic_destroy_udqp_req { 390 struct gdma_req_hdr hdr; 391 mana_handle_t adapter; 392 mana_handle_t qp_handle; 393 }; /* HW Data */ 394 395 struct mana_rnic_destroy_udqp_resp { 396 struct gdma_resp_hdr hdr; 397 }; /* HW Data */ 398 399 struct mana_ib_ah_attr { 400 u8 src_addr[16]; 401 u8 dest_addr[16]; 402 u8 src_mac[ETH_ALEN]; 403 u8 dest_mac[ETH_ALEN]; 404 u8 src_addr_type; 405 u8 dest_addr_type; 406 u8 hop_limit; 407 u8 traffic_class; 408 u16 src_port; 409 u16 dest_port; 410 u32 reserved; 411 }; 412 413 struct mana_rnic_set_qp_state_req { 414 struct gdma_req_hdr hdr; 415 mana_handle_t adapter; 416 mana_handle_t qp_handle; 417 u64 attr_mask; 418 u32 qp_state; 419 u32 path_mtu; 420 u32 rq_psn; 421 u32 sq_psn; 422 u32 dest_qpn; 423 u32 max_dest_rd_atomic; 424 u32 retry_cnt; 425 u32 rnr_retry; 426 u32 min_rnr_timer; 427 u32 reserved; 428 struct mana_ib_ah_attr ah_attr; 429 }; /* HW Data */ 430 431 struct mana_rnic_set_qp_state_resp { 432 struct gdma_resp_hdr hdr; 433 }; /* HW Data */ 434 435 enum WQE_OPCODE_TYPES { 436 WQE_TYPE_UD_SEND = 0, 437 WQE_TYPE_UD_RECV = 8, 438 }; /* HW DATA */ 439 440 struct rdma_send_oob { 441 u32 wqe_type : 5; 442 u32 fence : 1; 443 u32 signaled : 1; 444 u32 solicited : 1; 445 u32 psn : 24; 446 447 u32 ssn_or_rqpn : 24; 448 u32 reserved1 : 8; 449 union { 450 struct { 451 u32 remote_qkey; 452 u32 immediate; 453 u32 reserved1; 454 u32 reserved2; 455 } ud_send; 456 }; 457 }; /* HW DATA */ 458 459 struct mana_rdma_cqe { 460 union { 461 struct { 462 u8 cqe_type; 463 u8 data[GDMA_COMP_DATA_SIZE - 1]; 464 }; 465 struct { 466 u32 cqe_type : 8; 467 u32 vendor_error : 9; 468 u32 reserved1 : 15; 469 u32 sge_offset : 5; 470 u32 tx_wqe_offset : 27; 471 } ud_send; 472 struct { 473 u32 cqe_type : 8; 474 u32 reserved1 : 24; 475 u32 msg_len; 476 u32 src_qpn : 24; 477 u32 reserved2 : 8; 478 u32 imm_data; 479 u32 rx_wqe_offset; 480 } ud_recv; 481 }; 482 }; /* HW DATA */ 483 484 struct mana_rnic_query_vf_cntrs_req { 485 struct gdma_req_hdr hdr; 486 mana_handle_t adapter; 487 }; /* HW Data */ 488 489 struct mana_rnic_query_vf_cntrs_resp { 490 struct gdma_resp_hdr hdr; 491 u64 requester_timeout; 492 u64 requester_oos_nak; 493 u64 requester_rnr_nak; 494 u64 responder_rnr_nak; 495 u64 responder_oos; 496 u64 responder_dup_request; 497 u64 requester_implicit_nak; 498 u64 requester_readresp_psn_mismatch; 499 u64 nak_inv_req; 500 u64 nak_access_err; 501 u64 nak_opp_err; 502 u64 nak_inv_read; 503 u64 responder_local_len_err; 504 u64 requestor_local_prot_err; 505 u64 responder_rem_access_err; 506 u64 responder_local_qp_err; 507 u64 responder_malformed_wqe; 508 u64 general_hw_err; 509 u64 requester_rnr_nak_retries_exceeded; 510 u64 requester_retries_exceeded; 511 u64 total_fatal_err; 512 u64 received_cnps; 513 u64 num_qps_congested; 514 u64 rate_inc_events; 515 u64 num_qps_recovered; 516 u64 current_rate; 517 }; /* HW Data */ 518 519 static inline struct gdma_context *mdev_to_gc(struct mana_ib_dev *mdev) 520 { 521 return mdev->gdma_dev->gdma_context; 522 } 523 524 static inline struct mana_ib_qp *mana_get_qp_ref(struct mana_ib_dev *mdev, 525 u32 qid, bool is_sq) 526 { 527 struct mana_ib_qp *qp; 528 unsigned long flag; 529 530 if (is_sq) 531 qid |= MANA_SENDQ_MASK; 532 533 xa_lock_irqsave(&mdev->qp_table_wq, flag); 534 qp = xa_load(&mdev->qp_table_wq, qid); 535 if (qp) 536 refcount_inc(&qp->refcount); 537 xa_unlock_irqrestore(&mdev->qp_table_wq, flag); 538 return qp; 539 } 540 541 static inline void mana_put_qp_ref(struct mana_ib_qp *qp) 542 { 543 if (refcount_dec_and_test(&qp->refcount)) 544 complete(&qp->free); 545 } 546 547 static inline bool mana_ib_is_rnic(struct mana_ib_dev *mdev) 548 { 549 return mdev->gdma_dev->dev_id.type == GDMA_DEVICE_MANA_IB; 550 } 551 552 static inline struct net_device *mana_ib_get_netdev(struct ib_device *ibdev, u32 port) 553 { 554 struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); 555 struct gdma_context *gc = mdev_to_gc(mdev); 556 struct mana_context *mc = gc->mana.driver_data; 557 558 if (port < 1 || port > mc->num_ports) 559 return NULL; 560 return mc->ports[port - 1]; 561 } 562 563 static inline void copy_in_reverse(u8 *dst, const u8 *src, u32 size) 564 { 565 u32 i; 566 567 for (i = 0; i < size; i++) 568 dst[size - 1 - i] = src[i]; 569 } 570 571 int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq); 572 void mana_ib_remove_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq); 573 574 int mana_ib_create_zero_offset_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem, 575 mana_handle_t *gdma_region); 576 577 int mana_ib_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem, 578 mana_handle_t *gdma_region, u64 virt); 579 580 int mana_ib_gd_destroy_dma_region(struct mana_ib_dev *dev, 581 mana_handle_t gdma_region); 582 583 int mana_ib_create_kernel_queue(struct mana_ib_dev *mdev, u32 size, enum gdma_queue_type type, 584 struct mana_ib_queue *queue); 585 int mana_ib_create_queue(struct mana_ib_dev *mdev, u64 addr, u32 size, 586 struct mana_ib_queue *queue); 587 void mana_ib_destroy_queue(struct mana_ib_dev *mdev, struct mana_ib_queue *queue); 588 589 struct ib_wq *mana_ib_create_wq(struct ib_pd *pd, 590 struct ib_wq_init_attr *init_attr, 591 struct ib_udata *udata); 592 593 int mana_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, 594 u32 wq_attr_mask, struct ib_udata *udata); 595 596 int mana_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata); 597 598 int mana_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_table, 599 struct ib_rwq_ind_table_init_attr *init_attr, 600 struct ib_udata *udata); 601 602 int mana_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl); 603 604 struct ib_mr *mana_ib_get_dma_mr(struct ib_pd *ibpd, int access_flags); 605 606 struct ib_mr *mana_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, 607 u64 iova, int access_flags, 608 struct ib_udata *udata); 609 610 int mana_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata); 611 612 int mana_ib_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *qp_init_attr, 613 struct ib_udata *udata); 614 615 int mana_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, 616 int attr_mask, struct ib_udata *udata); 617 618 int mana_ib_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); 619 620 int mana_ib_cfg_vport(struct mana_ib_dev *dev, u32 port_id, 621 struct mana_ib_pd *pd, u32 doorbell_id); 622 void mana_ib_uncfg_vport(struct mana_ib_dev *dev, struct mana_ib_pd *pd, 623 u32 port); 624 625 int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, 626 struct uverbs_attr_bundle *attrs); 627 628 int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); 629 630 int mana_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); 631 int mana_ib_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); 632 633 int mana_ib_alloc_ucontext(struct ib_ucontext *ibcontext, 634 struct ib_udata *udata); 635 void mana_ib_dealloc_ucontext(struct ib_ucontext *ibcontext); 636 637 int mana_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma); 638 639 int mana_ib_get_port_immutable(struct ib_device *ibdev, u32 port_num, 640 struct ib_port_immutable *immutable); 641 int mana_ib_query_device(struct ib_device *ibdev, struct ib_device_attr *props, 642 struct ib_udata *uhw); 643 int mana_ib_query_port(struct ib_device *ibdev, u32 port, 644 struct ib_port_attr *props); 645 int mana_ib_query_gid(struct ib_device *ibdev, u32 port, int index, 646 union ib_gid *gid); 647 648 void mana_ib_disassociate_ucontext(struct ib_ucontext *ibcontext); 649 650 int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *mdev); 651 int mana_eth_query_adapter_caps(struct mana_ib_dev *mdev); 652 653 int mana_ib_create_eqs(struct mana_ib_dev *mdev); 654 655 void mana_ib_destroy_eqs(struct mana_ib_dev *mdev); 656 657 int mana_ib_gd_create_rnic_adapter(struct mana_ib_dev *mdev); 658 659 int mana_ib_gd_destroy_rnic_adapter(struct mana_ib_dev *mdev); 660 661 int mana_ib_query_pkey(struct ib_device *ibdev, u32 port, u16 index, u16 *pkey); 662 663 enum rdma_link_layer mana_ib_get_link_layer(struct ib_device *device, u32 port_num); 664 665 int mana_ib_gd_add_gid(const struct ib_gid_attr *attr, void **context); 666 667 int mana_ib_gd_del_gid(const struct ib_gid_attr *attr, void **context); 668 669 int mana_ib_gd_config_mac(struct mana_ib_dev *mdev, enum mana_ib_addr_op op, u8 *mac); 670 671 int mana_ib_gd_create_cq(struct mana_ib_dev *mdev, struct mana_ib_cq *cq, u32 doorbell); 672 673 int mana_ib_gd_destroy_cq(struct mana_ib_dev *mdev, struct mana_ib_cq *cq); 674 675 int mana_ib_gd_create_rc_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp, 676 struct ib_qp_init_attr *attr, u32 doorbell, u64 flags); 677 int mana_ib_gd_destroy_rc_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp); 678 679 int mana_ib_gd_create_ud_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp, 680 struct ib_qp_init_attr *attr, u32 doorbell, u32 type); 681 int mana_ib_gd_destroy_ud_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp); 682 683 int mana_ib_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr, 684 struct ib_udata *udata); 685 int mana_ib_destroy_ah(struct ib_ah *ah, u32 flags); 686 687 int mana_ib_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, 688 const struct ib_recv_wr **bad_wr); 689 int mana_ib_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, 690 const struct ib_send_wr **bad_wr); 691 692 int mana_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); 693 int mana_ib_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags); 694 695 struct ib_mr *mana_ib_reg_user_mr_dmabuf(struct ib_pd *ibpd, u64 start, u64 length, 696 u64 iova, int fd, int mr_access_flags, 697 struct uverbs_attr_bundle *attrs); 698 #endif 699