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