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6#include "efa_com.h"
7#include "efa_com_cmd.h"
8
9int efa_com_create_qp(struct efa_com_dev *edev,
10 struct efa_com_create_qp_params *params,
11 struct efa_com_create_qp_result *res)
12{
13 struct efa_admin_create_qp_cmd create_qp_cmd = {};
14 struct efa_admin_create_qp_resp cmd_completion;
15 struct efa_com_admin_queue *aq = &edev->aq;
16 int err;
17
18 create_qp_cmd.aq_common_desc.opcode = EFA_ADMIN_CREATE_QP;
19
20 create_qp_cmd.pd = params->pd;
21 create_qp_cmd.qp_type = params->qp_type;
22 create_qp_cmd.rq_base_addr = params->rq_base_addr;
23 create_qp_cmd.send_cq_idx = params->send_cq_idx;
24 create_qp_cmd.recv_cq_idx = params->recv_cq_idx;
25 create_qp_cmd.qp_alloc_size.send_queue_ring_size =
26 params->sq_ring_size_in_bytes;
27 create_qp_cmd.qp_alloc_size.send_queue_depth =
28 params->sq_depth;
29 create_qp_cmd.qp_alloc_size.recv_queue_ring_size =
30 params->rq_ring_size_in_bytes;
31 create_qp_cmd.qp_alloc_size.recv_queue_depth =
32 params->rq_depth;
33 create_qp_cmd.uar = params->uarn;
34
35 err = efa_com_cmd_exec(aq,
36 (struct efa_admin_aq_entry *)&create_qp_cmd,
37 sizeof(create_qp_cmd),
38 (struct efa_admin_acq_entry *)&cmd_completion,
39 sizeof(cmd_completion));
40 if (err) {
41 ibdev_err_ratelimited(edev->efa_dev,
42 "Failed to create qp [%d]\n", err);
43 return err;
44 }
45
46 res->qp_handle = cmd_completion.qp_handle;
47 res->qp_num = cmd_completion.qp_num;
48 res->sq_db_offset = cmd_completion.sq_db_offset;
49 res->rq_db_offset = cmd_completion.rq_db_offset;
50 res->llq_descriptors_offset = cmd_completion.llq_descriptors_offset;
51 res->send_sub_cq_idx = cmd_completion.send_sub_cq_idx;
52 res->recv_sub_cq_idx = cmd_completion.recv_sub_cq_idx;
53
54 return 0;
55}
56
57int efa_com_modify_qp(struct efa_com_dev *edev,
58 struct efa_com_modify_qp_params *params)
59{
60 struct efa_com_admin_queue *aq = &edev->aq;
61 struct efa_admin_modify_qp_cmd cmd = {};
62 struct efa_admin_modify_qp_resp resp;
63 int err;
64
65 cmd.aq_common_desc.opcode = EFA_ADMIN_MODIFY_QP;
66 cmd.modify_mask = params->modify_mask;
67 cmd.qp_handle = params->qp_handle;
68 cmd.qp_state = params->qp_state;
69 cmd.cur_qp_state = params->cur_qp_state;
70 cmd.qkey = params->qkey;
71 cmd.sq_psn = params->sq_psn;
72 cmd.sq_drained_async_notify = params->sq_drained_async_notify;
73 cmd.rnr_retry = params->rnr_retry;
74
75 err = efa_com_cmd_exec(aq,
76 (struct efa_admin_aq_entry *)&cmd,
77 sizeof(cmd),
78 (struct efa_admin_acq_entry *)&resp,
79 sizeof(resp));
80 if (err) {
81 ibdev_err_ratelimited(
82 edev->efa_dev,
83 "Failed to modify qp-%u modify_mask[%#x] [%d]\n",
84 cmd.qp_handle, cmd.modify_mask, err);
85 return err;
86 }
87
88 return 0;
89}
90
91int efa_com_query_qp(struct efa_com_dev *edev,
92 struct efa_com_query_qp_params *params,
93 struct efa_com_query_qp_result *result)
94{
95 struct efa_com_admin_queue *aq = &edev->aq;
96 struct efa_admin_query_qp_cmd cmd = {};
97 struct efa_admin_query_qp_resp resp;
98 int err;
99
100 cmd.aq_common_desc.opcode = EFA_ADMIN_QUERY_QP;
101 cmd.qp_handle = params->qp_handle;
102
103 err = efa_com_cmd_exec(aq,
104 (struct efa_admin_aq_entry *)&cmd,
105 sizeof(cmd),
106 (struct efa_admin_acq_entry *)&resp,
107 sizeof(resp));
108 if (err) {
109 ibdev_err_ratelimited(edev->efa_dev,
110 "Failed to query qp-%u [%d]\n",
111 cmd.qp_handle, err);
112 return err;
113 }
114
115 result->qp_state = resp.qp_state;
116 result->qkey = resp.qkey;
117 result->sq_draining = resp.sq_draining;
118 result->sq_psn = resp.sq_psn;
119 result->rnr_retry = resp.rnr_retry;
120
121 return 0;
122}
123
124int efa_com_destroy_qp(struct efa_com_dev *edev,
125 struct efa_com_destroy_qp_params *params)
126{
127 struct efa_admin_destroy_qp_resp cmd_completion;
128 struct efa_admin_destroy_qp_cmd qp_cmd = {};
129 struct efa_com_admin_queue *aq = &edev->aq;
130 int err;
131
132 qp_cmd.aq_common_desc.opcode = EFA_ADMIN_DESTROY_QP;
133 qp_cmd.qp_handle = params->qp_handle;
134
135 err = efa_com_cmd_exec(aq,
136 (struct efa_admin_aq_entry *)&qp_cmd,
137 sizeof(qp_cmd),
138 (struct efa_admin_acq_entry *)&cmd_completion,
139 sizeof(cmd_completion));
140 if (err) {
141 ibdev_err_ratelimited(edev->efa_dev,
142 "Failed to destroy qp-%u [%d]\n",
143 qp_cmd.qp_handle, err);
144 return err;
145 }
146
147 return 0;
148}
149
150int efa_com_create_cq(struct efa_com_dev *edev,
151 struct efa_com_create_cq_params *params,
152 struct efa_com_create_cq_result *result)
153{
154 struct efa_admin_create_cq_resp cmd_completion = {};
155 struct efa_admin_create_cq_cmd create_cmd = {};
156 struct efa_com_admin_queue *aq = &edev->aq;
157 int err;
158
159 create_cmd.aq_common_desc.opcode = EFA_ADMIN_CREATE_CQ;
160 EFA_SET(&create_cmd.cq_caps_2,
161 EFA_ADMIN_CREATE_CQ_CMD_CQ_ENTRY_SIZE_WORDS,
162 params->entry_size_in_bytes / 4);
163 create_cmd.cq_depth = params->cq_depth;
164 create_cmd.num_sub_cqs = params->num_sub_cqs;
165 create_cmd.uar = params->uarn;
166 if (params->interrupt_mode_enabled) {
167 EFA_SET(&create_cmd.cq_caps_1,
168 EFA_ADMIN_CREATE_CQ_CMD_INTERRUPT_MODE_ENABLED, 1);
169 create_cmd.eqn = params->eqn;
170 }
171
172 efa_com_set_dma_addr(params->dma_addr,
173 &create_cmd.cq_ba.mem_addr_high,
174 &create_cmd.cq_ba.mem_addr_low);
175
176 err = efa_com_cmd_exec(aq,
177 (struct efa_admin_aq_entry *)&create_cmd,
178 sizeof(create_cmd),
179 (struct efa_admin_acq_entry *)&cmd_completion,
180 sizeof(cmd_completion));
181 if (err) {
182 ibdev_err_ratelimited(edev->efa_dev,
183 "Failed to create cq[%d]\n", err);
184 return err;
185 }
186
187 result->cq_idx = cmd_completion.cq_idx;
188 result->actual_depth = params->cq_depth;
189 result->db_off = cmd_completion.db_offset;
190 result->db_valid = EFA_GET(&cmd_completion.flags,
191 EFA_ADMIN_CREATE_CQ_RESP_DB_VALID);
192
193 return 0;
194}
195
196int efa_com_destroy_cq(struct efa_com_dev *edev,
197 struct efa_com_destroy_cq_params *params)
198{
199 struct efa_admin_destroy_cq_cmd destroy_cmd = {};
200 struct efa_admin_destroy_cq_resp destroy_resp;
201 struct efa_com_admin_queue *aq = &edev->aq;
202 int err;
203
204 destroy_cmd.cq_idx = params->cq_idx;
205 destroy_cmd.aq_common_desc.opcode = EFA_ADMIN_DESTROY_CQ;
206
207 err = efa_com_cmd_exec(aq,
208 (struct efa_admin_aq_entry *)&destroy_cmd,
209 sizeof(destroy_cmd),
210 (struct efa_admin_acq_entry *)&destroy_resp,
211 sizeof(destroy_resp));
212
213 if (err) {
214 ibdev_err_ratelimited(edev->efa_dev,
215 "Failed to destroy CQ-%u [%d]\n",
216 params->cq_idx, err);
217 return err;
218 }
219
220 return 0;
221}
222
223int efa_com_register_mr(struct efa_com_dev *edev,
224 struct efa_com_reg_mr_params *params,
225 struct efa_com_reg_mr_result *result)
226{
227 struct efa_admin_reg_mr_resp cmd_completion;
228 struct efa_com_admin_queue *aq = &edev->aq;
229 struct efa_admin_reg_mr_cmd mr_cmd = {};
230 int err;
231
232 mr_cmd.aq_common_desc.opcode = EFA_ADMIN_REG_MR;
233 mr_cmd.pd = params->pd;
234 mr_cmd.mr_length = params->mr_length_in_bytes;
235 EFA_SET(&mr_cmd.flags, EFA_ADMIN_REG_MR_CMD_PHYS_PAGE_SIZE_SHIFT,
236 params->page_shift);
237 mr_cmd.iova = params->iova;
238 mr_cmd.permissions = params->permissions;
239
240 if (params->inline_pbl) {
241 memcpy(mr_cmd.pbl.inline_pbl_array,
242 params->pbl.inline_pbl_array,
243 sizeof(mr_cmd.pbl.inline_pbl_array));
244 } else {
245 mr_cmd.pbl.pbl.length = params->pbl.pbl.length;
246 mr_cmd.pbl.pbl.address.mem_addr_low =
247 params->pbl.pbl.address.mem_addr_low;
248 mr_cmd.pbl.pbl.address.mem_addr_high =
249 params->pbl.pbl.address.mem_addr_high;
250 EFA_SET(&mr_cmd.aq_common_desc.flags,
251 EFA_ADMIN_AQ_COMMON_DESC_CTRL_DATA, 1);
252 if (params->indirect)
253 EFA_SET(&mr_cmd.aq_common_desc.flags,
254 EFA_ADMIN_AQ_COMMON_DESC_CTRL_DATA_INDIRECT, 1);
255 }
256
257 err = efa_com_cmd_exec(aq,
258 (struct efa_admin_aq_entry *)&mr_cmd,
259 sizeof(mr_cmd),
260 (struct efa_admin_acq_entry *)&cmd_completion,
261 sizeof(cmd_completion));
262 if (err) {
263 ibdev_err_ratelimited(edev->efa_dev,
264 "Failed to register mr [%d]\n", err);
265 return err;
266 }
267
268 result->l_key = cmd_completion.l_key;
269 result->r_key = cmd_completion.r_key;
270
271 return 0;
272}
273
274int efa_com_dereg_mr(struct efa_com_dev *edev,
275 struct efa_com_dereg_mr_params *params)
276{
277 struct efa_admin_dereg_mr_resp cmd_completion;
278 struct efa_com_admin_queue *aq = &edev->aq;
279 struct efa_admin_dereg_mr_cmd mr_cmd = {};
280 int err;
281
282 mr_cmd.aq_common_desc.opcode = EFA_ADMIN_DEREG_MR;
283 mr_cmd.l_key = params->l_key;
284
285 err = efa_com_cmd_exec(aq,
286 (struct efa_admin_aq_entry *)&mr_cmd,
287 sizeof(mr_cmd),
288 (struct efa_admin_acq_entry *)&cmd_completion,
289 sizeof(cmd_completion));
290 if (err) {
291 ibdev_err_ratelimited(edev->efa_dev,
292 "Failed to de-register mr(lkey-%u) [%d]\n",
293 mr_cmd.l_key, err);
294 return err;
295 }
296
297 return 0;
298}
299
300int efa_com_create_ah(struct efa_com_dev *edev,
301 struct efa_com_create_ah_params *params,
302 struct efa_com_create_ah_result *result)
303{
304 struct efa_admin_create_ah_resp cmd_completion;
305 struct efa_com_admin_queue *aq = &edev->aq;
306 struct efa_admin_create_ah_cmd ah_cmd = {};
307 int err;
308
309 ah_cmd.aq_common_desc.opcode = EFA_ADMIN_CREATE_AH;
310
311 memcpy(ah_cmd.dest_addr, params->dest_addr, sizeof(ah_cmd.dest_addr));
312 ah_cmd.pd = params->pdn;
313
314 err = efa_com_cmd_exec(aq,
315 (struct efa_admin_aq_entry *)&ah_cmd,
316 sizeof(ah_cmd),
317 (struct efa_admin_acq_entry *)&cmd_completion,
318 sizeof(cmd_completion));
319 if (err) {
320 ibdev_err_ratelimited(edev->efa_dev,
321 "Failed to create ah for %pI6 [%d]\n",
322 ah_cmd.dest_addr, err);
323 return err;
324 }
325
326 result->ah = cmd_completion.ah;
327
328 return 0;
329}
330
331int efa_com_destroy_ah(struct efa_com_dev *edev,
332 struct efa_com_destroy_ah_params *params)
333{
334 struct efa_admin_destroy_ah_resp cmd_completion;
335 struct efa_admin_destroy_ah_cmd ah_cmd = {};
336 struct efa_com_admin_queue *aq = &edev->aq;
337 int err;
338
339 ah_cmd.aq_common_desc.opcode = EFA_ADMIN_DESTROY_AH;
340 ah_cmd.ah = params->ah;
341 ah_cmd.pd = params->pdn;
342
343 err = efa_com_cmd_exec(aq,
344 (struct efa_admin_aq_entry *)&ah_cmd,
345 sizeof(ah_cmd),
346 (struct efa_admin_acq_entry *)&cmd_completion,
347 sizeof(cmd_completion));
348 if (err) {
349 ibdev_err_ratelimited(edev->efa_dev,
350 "Failed to destroy ah-%d pd-%d [%d]\n",
351 ah_cmd.ah, ah_cmd.pd, err);
352 return err;
353 }
354
355 return 0;
356}
357
358bool
359efa_com_check_supported_feature_id(struct efa_com_dev *edev,
360 enum efa_admin_aq_feature_id feature_id)
361{
362 u32 feature_mask = 1 << feature_id;
363
364
365 if (feature_id != EFA_ADMIN_DEVICE_ATTR &&
366 !(edev->supported_features & feature_mask))
367 return false;
368
369 return true;
370}
371
372static int efa_com_get_feature_ex(struct efa_com_dev *edev,
373 struct efa_admin_get_feature_resp *get_resp,
374 enum efa_admin_aq_feature_id feature_id,
375 dma_addr_t control_buf_dma_addr,
376 u32 control_buff_size)
377{
378 struct efa_admin_get_feature_cmd get_cmd = {};
379 struct efa_com_admin_queue *aq;
380 int err;
381
382 if (!efa_com_check_supported_feature_id(edev, feature_id)) {
383 ibdev_err_ratelimited(edev->efa_dev,
384 "Feature %d isn't supported\n",
385 feature_id);
386 return -EOPNOTSUPP;
387 }
388
389 aq = &edev->aq;
390
391 get_cmd.aq_common_descriptor.opcode = EFA_ADMIN_GET_FEATURE;
392
393 if (control_buff_size)
394 EFA_SET(&get_cmd.aq_common_descriptor.flags,
395 EFA_ADMIN_AQ_COMMON_DESC_CTRL_DATA, 1);
396
397 efa_com_set_dma_addr(control_buf_dma_addr,
398 &get_cmd.control_buffer.address.mem_addr_high,
399 &get_cmd.control_buffer.address.mem_addr_low);
400
401 get_cmd.control_buffer.length = control_buff_size;
402 get_cmd.feature_common.feature_id = feature_id;
403 err = efa_com_cmd_exec(aq,
404 (struct efa_admin_aq_entry *)
405 &get_cmd,
406 sizeof(get_cmd),
407 (struct efa_admin_acq_entry *)
408 get_resp,
409 sizeof(*get_resp));
410
411 if (err) {
412 ibdev_err_ratelimited(
413 edev->efa_dev,
414 "Failed to submit get_feature command %d [%d]\n",
415 feature_id, err);
416 return err;
417 }
418
419 return 0;
420}
421
422static int efa_com_get_feature(struct efa_com_dev *edev,
423 struct efa_admin_get_feature_resp *get_resp,
424 enum efa_admin_aq_feature_id feature_id)
425{
426 return efa_com_get_feature_ex(edev, get_resp, feature_id, 0, 0);
427}
428
429int efa_com_get_device_attr(struct efa_com_dev *edev,
430 struct efa_com_get_device_attr_result *result)
431{
432 struct efa_admin_get_feature_resp resp;
433 int err;
434
435 err = efa_com_get_feature(edev, &resp, EFA_ADMIN_DEVICE_ATTR);
436 if (err) {
437 ibdev_err_ratelimited(edev->efa_dev,
438 "Failed to get device attributes %d\n",
439 err);
440 return err;
441 }
442
443 result->page_size_cap = resp.u.device_attr.page_size_cap;
444 result->fw_version = resp.u.device_attr.fw_version;
445 result->admin_api_version = resp.u.device_attr.admin_api_version;
446 result->device_version = resp.u.device_attr.device_version;
447 result->supported_features = resp.u.device_attr.supported_features;
448 result->phys_addr_width = resp.u.device_attr.phys_addr_width;
449 result->virt_addr_width = resp.u.device_attr.virt_addr_width;
450 result->db_bar = resp.u.device_attr.db_bar;
451 result->max_rdma_size = resp.u.device_attr.max_rdma_size;
452 result->device_caps = resp.u.device_attr.device_caps;
453
454 if (result->admin_api_version < 1) {
455 ibdev_err_ratelimited(
456 edev->efa_dev,
457 "Failed to get device attr api version [%u < 1]\n",
458 result->admin_api_version);
459 return -EINVAL;
460 }
461
462 edev->supported_features = resp.u.device_attr.supported_features;
463 err = efa_com_get_feature(edev, &resp,
464 EFA_ADMIN_QUEUE_ATTR);
465 if (err) {
466 ibdev_err_ratelimited(edev->efa_dev,
467 "Failed to get queue attributes %d\n",
468 err);
469 return err;
470 }
471
472 result->max_qp = resp.u.queue_attr.max_qp;
473 result->max_sq_depth = resp.u.queue_attr.max_sq_depth;
474 result->max_rq_depth = resp.u.queue_attr.max_rq_depth;
475 result->max_cq = resp.u.queue_attr.max_cq;
476 result->max_cq_depth = resp.u.queue_attr.max_cq_depth;
477 result->inline_buf_size = resp.u.queue_attr.inline_buf_size;
478 result->max_sq_sge = resp.u.queue_attr.max_wr_send_sges;
479 result->max_rq_sge = resp.u.queue_attr.max_wr_recv_sges;
480 result->max_mr = resp.u.queue_attr.max_mr;
481 result->max_mr_pages = resp.u.queue_attr.max_mr_pages;
482 result->max_pd = resp.u.queue_attr.max_pd;
483 result->max_ah = resp.u.queue_attr.max_ah;
484 result->max_llq_size = resp.u.queue_attr.max_llq_size;
485 result->sub_cqs_per_cq = resp.u.queue_attr.sub_cqs_per_cq;
486 result->max_wr_rdma_sge = resp.u.queue_attr.max_wr_rdma_sges;
487 result->max_tx_batch = resp.u.queue_attr.max_tx_batch;
488 result->min_sq_depth = resp.u.queue_attr.min_sq_depth;
489
490 err = efa_com_get_feature(edev, &resp, EFA_ADMIN_NETWORK_ATTR);
491 if (err) {
492 ibdev_err_ratelimited(edev->efa_dev,
493 "Failed to get network attributes %d\n",
494 err);
495 return err;
496 }
497
498 memcpy(result->addr, resp.u.network_attr.addr,
499 sizeof(resp.u.network_attr.addr));
500 result->mtu = resp.u.network_attr.mtu;
501
502 if (efa_com_check_supported_feature_id(edev,
503 EFA_ADMIN_EVENT_QUEUE_ATTR)) {
504 err = efa_com_get_feature(edev, &resp,
505 EFA_ADMIN_EVENT_QUEUE_ATTR);
506 if (err) {
507 ibdev_err_ratelimited(
508 edev->efa_dev,
509 "Failed to get event queue attributes %d\n",
510 err);
511 return err;
512 }
513
514 result->max_eq = resp.u.event_queue_attr.max_eq;
515 result->max_eq_depth = resp.u.event_queue_attr.max_eq_depth;
516 result->event_bitmask = resp.u.event_queue_attr.event_bitmask;
517 }
518
519 return 0;
520}
521
522int efa_com_get_hw_hints(struct efa_com_dev *edev,
523 struct efa_com_get_hw_hints_result *result)
524{
525 struct efa_admin_get_feature_resp resp;
526 int err;
527
528 err = efa_com_get_feature(edev, &resp, EFA_ADMIN_HW_HINTS);
529 if (err) {
530 ibdev_err_ratelimited(edev->efa_dev,
531 "Failed to get hw hints %d\n", err);
532 return err;
533 }
534
535 result->admin_completion_timeout = resp.u.hw_hints.admin_completion_timeout;
536 result->driver_watchdog_timeout = resp.u.hw_hints.driver_watchdog_timeout;
537 result->mmio_read_timeout = resp.u.hw_hints.mmio_read_timeout;
538 result->poll_interval = resp.u.hw_hints.poll_interval;
539
540 return 0;
541}
542
543int efa_com_set_feature_ex(struct efa_com_dev *edev,
544 struct efa_admin_set_feature_resp *set_resp,
545 struct efa_admin_set_feature_cmd *set_cmd,
546 enum efa_admin_aq_feature_id feature_id,
547 dma_addr_t control_buf_dma_addr,
548 u32 control_buff_size)
549{
550 struct efa_com_admin_queue *aq;
551 int err;
552
553 if (!efa_com_check_supported_feature_id(edev, feature_id)) {
554 ibdev_err_ratelimited(edev->efa_dev,
555 "Feature %d isn't supported\n",
556 feature_id);
557 return -EOPNOTSUPP;
558 }
559
560 aq = &edev->aq;
561
562 set_cmd->aq_common_descriptor.opcode = EFA_ADMIN_SET_FEATURE;
563 if (control_buff_size) {
564 set_cmd->aq_common_descriptor.flags = 0;
565 EFA_SET(&set_cmd->aq_common_descriptor.flags,
566 EFA_ADMIN_AQ_COMMON_DESC_CTRL_DATA, 1);
567 efa_com_set_dma_addr(control_buf_dma_addr,
568 &set_cmd->control_buffer.address.mem_addr_high,
569 &set_cmd->control_buffer.address.mem_addr_low);
570 }
571
572 set_cmd->control_buffer.length = control_buff_size;
573 set_cmd->feature_common.feature_id = feature_id;
574 err = efa_com_cmd_exec(aq,
575 (struct efa_admin_aq_entry *)set_cmd,
576 sizeof(*set_cmd),
577 (struct efa_admin_acq_entry *)set_resp,
578 sizeof(*set_resp));
579
580 if (err) {
581 ibdev_err_ratelimited(
582 edev->efa_dev,
583 "Failed to submit set_feature command %d error: %d\n",
584 feature_id, err);
585 return err;
586 }
587
588 return 0;
589}
590
591static int efa_com_set_feature(struct efa_com_dev *edev,
592 struct efa_admin_set_feature_resp *set_resp,
593 struct efa_admin_set_feature_cmd *set_cmd,
594 enum efa_admin_aq_feature_id feature_id)
595{
596 return efa_com_set_feature_ex(edev, set_resp, set_cmd, feature_id,
597 0, 0);
598}
599
600int efa_com_set_aenq_config(struct efa_com_dev *edev, u32 groups)
601{
602 struct efa_admin_get_feature_resp get_resp;
603 struct efa_admin_set_feature_resp set_resp;
604 struct efa_admin_set_feature_cmd cmd = {};
605 int err;
606
607 ibdev_dbg(edev->efa_dev, "Configuring aenq with groups[%#x]\n", groups);
608
609 err = efa_com_get_feature(edev, &get_resp, EFA_ADMIN_AENQ_CONFIG);
610 if (err) {
611 ibdev_err_ratelimited(edev->efa_dev,
612 "Failed to get aenq attributes: %d\n",
613 err);
614 return err;
615 }
616
617 ibdev_dbg(edev->efa_dev,
618 "Get aenq groups: supported[%#x] enabled[%#x]\n",
619 get_resp.u.aenq.supported_groups,
620 get_resp.u.aenq.enabled_groups);
621
622 if ((get_resp.u.aenq.supported_groups & groups) != groups) {
623 ibdev_err_ratelimited(
624 edev->efa_dev,
625 "Trying to set unsupported aenq groups[%#x] supported[%#x]\n",
626 groups, get_resp.u.aenq.supported_groups);
627 return -EOPNOTSUPP;
628 }
629
630 cmd.u.aenq.enabled_groups = groups;
631 err = efa_com_set_feature(edev, &set_resp, &cmd,
632 EFA_ADMIN_AENQ_CONFIG);
633 if (err) {
634 ibdev_err_ratelimited(edev->efa_dev,
635 "Failed to set aenq attributes: %d\n",
636 err);
637 return err;
638 }
639
640 return 0;
641}
642
643int efa_com_alloc_pd(struct efa_com_dev *edev,
644 struct efa_com_alloc_pd_result *result)
645{
646 struct efa_com_admin_queue *aq = &edev->aq;
647 struct efa_admin_alloc_pd_cmd cmd = {};
648 struct efa_admin_alloc_pd_resp resp;
649 int err;
650
651 cmd.aq_common_descriptor.opcode = EFA_ADMIN_ALLOC_PD;
652
653 err = efa_com_cmd_exec(aq,
654 (struct efa_admin_aq_entry *)&cmd,
655 sizeof(cmd),
656 (struct efa_admin_acq_entry *)&resp,
657 sizeof(resp));
658 if (err) {
659 ibdev_err_ratelimited(edev->efa_dev,
660 "Failed to allocate pd[%d]\n", err);
661 return err;
662 }
663
664 result->pdn = resp.pd;
665
666 return 0;
667}
668
669int efa_com_dealloc_pd(struct efa_com_dev *edev,
670 struct efa_com_dealloc_pd_params *params)
671{
672 struct efa_com_admin_queue *aq = &edev->aq;
673 struct efa_admin_dealloc_pd_cmd cmd = {};
674 struct efa_admin_dealloc_pd_resp resp;
675 int err;
676
677 cmd.aq_common_descriptor.opcode = EFA_ADMIN_DEALLOC_PD;
678 cmd.pd = params->pdn;
679
680 err = efa_com_cmd_exec(aq,
681 (struct efa_admin_aq_entry *)&cmd,
682 sizeof(cmd),
683 (struct efa_admin_acq_entry *)&resp,
684 sizeof(resp));
685 if (err) {
686 ibdev_err_ratelimited(edev->efa_dev,
687 "Failed to deallocate pd-%u [%d]\n",
688 cmd.pd, err);
689 return err;
690 }
691
692 return 0;
693}
694
695int efa_com_alloc_uar(struct efa_com_dev *edev,
696 struct efa_com_alloc_uar_result *result)
697{
698 struct efa_com_admin_queue *aq = &edev->aq;
699 struct efa_admin_alloc_uar_cmd cmd = {};
700 struct efa_admin_alloc_uar_resp resp;
701 int err;
702
703 cmd.aq_common_descriptor.opcode = EFA_ADMIN_ALLOC_UAR;
704
705 err = efa_com_cmd_exec(aq,
706 (struct efa_admin_aq_entry *)&cmd,
707 sizeof(cmd),
708 (struct efa_admin_acq_entry *)&resp,
709 sizeof(resp));
710 if (err) {
711 ibdev_err_ratelimited(edev->efa_dev,
712 "Failed to allocate uar[%d]\n", err);
713 return err;
714 }
715
716 result->uarn = resp.uar;
717
718 return 0;
719}
720
721int efa_com_dealloc_uar(struct efa_com_dev *edev,
722 struct efa_com_dealloc_uar_params *params)
723{
724 struct efa_com_admin_queue *aq = &edev->aq;
725 struct efa_admin_dealloc_uar_cmd cmd = {};
726 struct efa_admin_dealloc_uar_resp resp;
727 int err;
728
729 cmd.aq_common_descriptor.opcode = EFA_ADMIN_DEALLOC_UAR;
730 cmd.uar = params->uarn;
731
732 err = efa_com_cmd_exec(aq,
733 (struct efa_admin_aq_entry *)&cmd,
734 sizeof(cmd),
735 (struct efa_admin_acq_entry *)&resp,
736 sizeof(resp));
737 if (err) {
738 ibdev_err_ratelimited(edev->efa_dev,
739 "Failed to deallocate uar-%u [%d]\n",
740 cmd.uar, err);
741 return err;
742 }
743
744 return 0;
745}
746
747int efa_com_get_stats(struct efa_com_dev *edev,
748 struct efa_com_get_stats_params *params,
749 union efa_com_get_stats_result *result)
750{
751 struct efa_com_admin_queue *aq = &edev->aq;
752 struct efa_admin_aq_get_stats_cmd cmd = {};
753 struct efa_admin_acq_get_stats_resp resp;
754 int err;
755
756 cmd.aq_common_descriptor.opcode = EFA_ADMIN_GET_STATS;
757 cmd.type = params->type;
758 cmd.scope = params->scope;
759 cmd.scope_modifier = params->scope_modifier;
760
761 err = efa_com_cmd_exec(aq,
762 (struct efa_admin_aq_entry *)&cmd,
763 sizeof(cmd),
764 (struct efa_admin_acq_entry *)&resp,
765 sizeof(resp));
766 if (err) {
767 ibdev_err_ratelimited(
768 edev->efa_dev,
769 "Failed to get stats type-%u scope-%u.%u [%d]\n",
770 cmd.type, cmd.scope, cmd.scope_modifier, err);
771 return err;
772 }
773
774 switch (cmd.type) {
775 case EFA_ADMIN_GET_STATS_TYPE_BASIC:
776 result->basic_stats.tx_bytes = resp.u.basic_stats.tx_bytes;
777 result->basic_stats.tx_pkts = resp.u.basic_stats.tx_pkts;
778 result->basic_stats.rx_bytes = resp.u.basic_stats.rx_bytes;
779 result->basic_stats.rx_pkts = resp.u.basic_stats.rx_pkts;
780 result->basic_stats.rx_drops = resp.u.basic_stats.rx_drops;
781 break;
782 case EFA_ADMIN_GET_STATS_TYPE_MESSAGES:
783 result->messages_stats.send_bytes = resp.u.messages_stats.send_bytes;
784 result->messages_stats.send_wrs = resp.u.messages_stats.send_wrs;
785 result->messages_stats.recv_bytes = resp.u.messages_stats.recv_bytes;
786 result->messages_stats.recv_wrs = resp.u.messages_stats.recv_wrs;
787 break;
788 case EFA_ADMIN_GET_STATS_TYPE_RDMA_READ:
789 result->rdma_read_stats.read_wrs = resp.u.rdma_read_stats.read_wrs;
790 result->rdma_read_stats.read_bytes = resp.u.rdma_read_stats.read_bytes;
791 result->rdma_read_stats.read_wr_err = resp.u.rdma_read_stats.read_wr_err;
792 result->rdma_read_stats.read_resp_bytes = resp.u.rdma_read_stats.read_resp_bytes;
793 break;
794 }
795
796 return 0;
797}
798
