xref: /linux/net/mac80211/driver-ops.h (revision f79e4d5f92a129a1159c973735007d4ddc8541f3) 
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Portions of this file
4 * Copyright(c) 2016 Intel Deutschland GmbH
5 * Copyright (C) 2018 Intel Corporation
6 */
7 
8 #ifndef __MAC80211_DRIVER_OPS
9 #define __MAC80211_DRIVER_OPS
10 
11 #include <net/mac80211.h>
12 #include "ieee80211_i.h"
13 #include "trace.h"
14 
15 static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
16 {
17 	return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
18 		     "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
19 		     sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
20 }
21 
22 static inline struct ieee80211_sub_if_data *
23 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
24 {
25 	if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
26 		sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
27 				     u.ap);
28 
29 	return sdata;
30 }
31 
32 static inline void drv_tx(struct ieee80211_local *local,
33 			  struct ieee80211_tx_control *control,
34 			  struct sk_buff *skb)
35 {
36 	local->ops->tx(&local->hw, control, skb);
37 }
38 
39 static inline void drv_sync_rx_queues(struct ieee80211_local *local,
40 				      struct sta_info *sta)
41 {
42 	if (local->ops->sync_rx_queues) {
43 		trace_drv_sync_rx_queues(local, sta->sdata, &sta->sta);
44 		local->ops->sync_rx_queues(&local->hw);
45 		trace_drv_return_void(local);
46 	}
47 }
48 
49 static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
50 				      u32 sset, u8 *data)
51 {
52 	struct ieee80211_local *local = sdata->local;
53 	if (local->ops->get_et_strings) {
54 		trace_drv_get_et_strings(local, sset);
55 		local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
56 		trace_drv_return_void(local);
57 	}
58 }
59 
60 static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
61 				    struct ethtool_stats *stats,
62 				    u64 *data)
63 {
64 	struct ieee80211_local *local = sdata->local;
65 	if (local->ops->get_et_stats) {
66 		trace_drv_get_et_stats(local);
67 		local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
68 		trace_drv_return_void(local);
69 	}
70 }
71 
72 static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
73 					int sset)
74 {
75 	struct ieee80211_local *local = sdata->local;
76 	int rv = 0;
77 	if (local->ops->get_et_sset_count) {
78 		trace_drv_get_et_sset_count(local, sset);
79 		rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
80 						   sset);
81 		trace_drv_return_int(local, rv);
82 	}
83 	return rv;
84 }
85 
86 int drv_start(struct ieee80211_local *local);
87 void drv_stop(struct ieee80211_local *local);
88 
89 #ifdef CONFIG_PM
90 static inline int drv_suspend(struct ieee80211_local *local,
91 			      struct cfg80211_wowlan *wowlan)
92 {
93 	int ret;
94 
95 	might_sleep();
96 
97 	trace_drv_suspend(local);
98 	ret = local->ops->suspend(&local->hw, wowlan);
99 	trace_drv_return_int(local, ret);
100 	return ret;
101 }
102 
103 static inline int drv_resume(struct ieee80211_local *local)
104 {
105 	int ret;
106 
107 	might_sleep();
108 
109 	trace_drv_resume(local);
110 	ret = local->ops->resume(&local->hw);
111 	trace_drv_return_int(local, ret);
112 	return ret;
113 }
114 
115 static inline void drv_set_wakeup(struct ieee80211_local *local,
116 				  bool enabled)
117 {
118 	might_sleep();
119 
120 	if (!local->ops->set_wakeup)
121 		return;
122 
123 	trace_drv_set_wakeup(local, enabled);
124 	local->ops->set_wakeup(&local->hw, enabled);
125 	trace_drv_return_void(local);
126 }
127 #endif
128 
129 int drv_add_interface(struct ieee80211_local *local,
130 		      struct ieee80211_sub_if_data *sdata);
131 
132 int drv_change_interface(struct ieee80211_local *local,
133 			 struct ieee80211_sub_if_data *sdata,
134 			 enum nl80211_iftype type, bool p2p);
135 
136 void drv_remove_interface(struct ieee80211_local *local,
137 			  struct ieee80211_sub_if_data *sdata);
138 
139 static inline int drv_config(struct ieee80211_local *local, u32 changed)
140 {
141 	int ret;
142 
143 	might_sleep();
144 
145 	trace_drv_config(local, changed);
146 	ret = local->ops->config(&local->hw, changed);
147 	trace_drv_return_int(local, ret);
148 	return ret;
149 }
150 
151 static inline void drv_bss_info_changed(struct ieee80211_local *local,
152 					struct ieee80211_sub_if_data *sdata,
153 					struct ieee80211_bss_conf *info,
154 					u32 changed)
155 {
156 	might_sleep();
157 
158 	if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
159 				    BSS_CHANGED_BEACON_ENABLED) &&
160 			 sdata->vif.type != NL80211_IFTYPE_AP &&
161 			 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
162 			 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
163 			 sdata->vif.type != NL80211_IFTYPE_OCB))
164 		return;
165 
166 	if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
167 			 sdata->vif.type == NL80211_IFTYPE_NAN ||
168 			 (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
169 			  !sdata->vif.mu_mimo_owner &&
170 			  !(changed & BSS_CHANGED_TXPOWER))))
171 		return;
172 
173 	if (!check_sdata_in_driver(sdata))
174 		return;
175 
176 	trace_drv_bss_info_changed(local, sdata, info, changed);
177 	if (local->ops->bss_info_changed)
178 		local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
179 	trace_drv_return_void(local);
180 }
181 
182 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
183 					struct netdev_hw_addr_list *mc_list)
184 {
185 	u64 ret = 0;
186 
187 	trace_drv_prepare_multicast(local, mc_list->count);
188 
189 	if (local->ops->prepare_multicast)
190 		ret = local->ops->prepare_multicast(&local->hw, mc_list);
191 
192 	trace_drv_return_u64(local, ret);
193 
194 	return ret;
195 }
196 
197 static inline void drv_configure_filter(struct ieee80211_local *local,
198 					unsigned int changed_flags,
199 					unsigned int *total_flags,
200 					u64 multicast)
201 {
202 	might_sleep();
203 
204 	trace_drv_configure_filter(local, changed_flags, total_flags,
205 				   multicast);
206 	local->ops->configure_filter(&local->hw, changed_flags, total_flags,
207 				     multicast);
208 	trace_drv_return_void(local);
209 }
210 
211 static inline void drv_config_iface_filter(struct ieee80211_local *local,
212 					   struct ieee80211_sub_if_data *sdata,
213 					   unsigned int filter_flags,
214 					   unsigned int changed_flags)
215 {
216 	might_sleep();
217 
218 	trace_drv_config_iface_filter(local, sdata, filter_flags,
219 				      changed_flags);
220 	if (local->ops->config_iface_filter)
221 		local->ops->config_iface_filter(&local->hw, &sdata->vif,
222 						filter_flags,
223 						changed_flags);
224 	trace_drv_return_void(local);
225 }
226 
227 static inline int drv_set_tim(struct ieee80211_local *local,
228 			      struct ieee80211_sta *sta, bool set)
229 {
230 	int ret = 0;
231 	trace_drv_set_tim(local, sta, set);
232 	if (local->ops->set_tim)
233 		ret = local->ops->set_tim(&local->hw, sta, set);
234 	trace_drv_return_int(local, ret);
235 	return ret;
236 }
237 
238 static inline int drv_set_key(struct ieee80211_local *local,
239 			      enum set_key_cmd cmd,
240 			      struct ieee80211_sub_if_data *sdata,
241 			      struct ieee80211_sta *sta,
242 			      struct ieee80211_key_conf *key)
243 {
244 	int ret;
245 
246 	might_sleep();
247 
248 	sdata = get_bss_sdata(sdata);
249 	if (!check_sdata_in_driver(sdata))
250 		return -EIO;
251 
252 	trace_drv_set_key(local, cmd, sdata, sta, key);
253 	ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
254 	trace_drv_return_int(local, ret);
255 	return ret;
256 }
257 
258 static inline void drv_update_tkip_key(struct ieee80211_local *local,
259 				       struct ieee80211_sub_if_data *sdata,
260 				       struct ieee80211_key_conf *conf,
261 				       struct sta_info *sta, u32 iv32,
262 				       u16 *phase1key)
263 {
264 	struct ieee80211_sta *ista = NULL;
265 
266 	if (sta)
267 		ista = &sta->sta;
268 
269 	sdata = get_bss_sdata(sdata);
270 	if (!check_sdata_in_driver(sdata))
271 		return;
272 
273 	trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
274 	if (local->ops->update_tkip_key)
275 		local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
276 					    ista, iv32, phase1key);
277 	trace_drv_return_void(local);
278 }
279 
280 static inline int drv_hw_scan(struct ieee80211_local *local,
281 			      struct ieee80211_sub_if_data *sdata,
282 			      struct ieee80211_scan_request *req)
283 {
284 	int ret;
285 
286 	might_sleep();
287 
288 	if (!check_sdata_in_driver(sdata))
289 		return -EIO;
290 
291 	trace_drv_hw_scan(local, sdata);
292 	ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
293 	trace_drv_return_int(local, ret);
294 	return ret;
295 }
296 
297 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
298 				      struct ieee80211_sub_if_data *sdata)
299 {
300 	might_sleep();
301 
302 	if (!check_sdata_in_driver(sdata))
303 		return;
304 
305 	trace_drv_cancel_hw_scan(local, sdata);
306 	local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
307 	trace_drv_return_void(local);
308 }
309 
310 static inline int
311 drv_sched_scan_start(struct ieee80211_local *local,
312 		     struct ieee80211_sub_if_data *sdata,
313 		     struct cfg80211_sched_scan_request *req,
314 		     struct ieee80211_scan_ies *ies)
315 {
316 	int ret;
317 
318 	might_sleep();
319 
320 	if (!check_sdata_in_driver(sdata))
321 		return -EIO;
322 
323 	trace_drv_sched_scan_start(local, sdata);
324 	ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
325 					      req, ies);
326 	trace_drv_return_int(local, ret);
327 	return ret;
328 }
329 
330 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
331 				      struct ieee80211_sub_if_data *sdata)
332 {
333 	int ret;
334 
335 	might_sleep();
336 
337 	if (!check_sdata_in_driver(sdata))
338 		return -EIO;
339 
340 	trace_drv_sched_scan_stop(local, sdata);
341 	ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
342 	trace_drv_return_int(local, ret);
343 
344 	return ret;
345 }
346 
347 static inline void drv_sw_scan_start(struct ieee80211_local *local,
348 				     struct ieee80211_sub_if_data *sdata,
349 				     const u8 *mac_addr)
350 {
351 	might_sleep();
352 
353 	trace_drv_sw_scan_start(local, sdata, mac_addr);
354 	if (local->ops->sw_scan_start)
355 		local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
356 	trace_drv_return_void(local);
357 }
358 
359 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
360 					struct ieee80211_sub_if_data *sdata)
361 {
362 	might_sleep();
363 
364 	trace_drv_sw_scan_complete(local, sdata);
365 	if (local->ops->sw_scan_complete)
366 		local->ops->sw_scan_complete(&local->hw, &sdata->vif);
367 	trace_drv_return_void(local);
368 }
369 
370 static inline int drv_get_stats(struct ieee80211_local *local,
371 				struct ieee80211_low_level_stats *stats)
372 {
373 	int ret = -EOPNOTSUPP;
374 
375 	might_sleep();
376 
377 	if (local->ops->get_stats)
378 		ret = local->ops->get_stats(&local->hw, stats);
379 	trace_drv_get_stats(local, stats, ret);
380 
381 	return ret;
382 }
383 
384 static inline void drv_get_key_seq(struct ieee80211_local *local,
385 				   struct ieee80211_key *key,
386 				   struct ieee80211_key_seq *seq)
387 {
388 	if (local->ops->get_key_seq)
389 		local->ops->get_key_seq(&local->hw, &key->conf, seq);
390 	trace_drv_get_key_seq(local, &key->conf);
391 }
392 
393 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
394 					u32 value)
395 {
396 	int ret = 0;
397 
398 	might_sleep();
399 
400 	trace_drv_set_frag_threshold(local, value);
401 	if (local->ops->set_frag_threshold)
402 		ret = local->ops->set_frag_threshold(&local->hw, value);
403 	trace_drv_return_int(local, ret);
404 	return ret;
405 }
406 
407 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
408 					u32 value)
409 {
410 	int ret = 0;
411 
412 	might_sleep();
413 
414 	trace_drv_set_rts_threshold(local, value);
415 	if (local->ops->set_rts_threshold)
416 		ret = local->ops->set_rts_threshold(&local->hw, value);
417 	trace_drv_return_int(local, ret);
418 	return ret;
419 }
420 
421 static inline int drv_set_coverage_class(struct ieee80211_local *local,
422 					 s16 value)
423 {
424 	int ret = 0;
425 	might_sleep();
426 
427 	trace_drv_set_coverage_class(local, value);
428 	if (local->ops->set_coverage_class)
429 		local->ops->set_coverage_class(&local->hw, value);
430 	else
431 		ret = -EOPNOTSUPP;
432 
433 	trace_drv_return_int(local, ret);
434 	return ret;
435 }
436 
437 static inline void drv_sta_notify(struct ieee80211_local *local,
438 				  struct ieee80211_sub_if_data *sdata,
439 				  enum sta_notify_cmd cmd,
440 				  struct ieee80211_sta *sta)
441 {
442 	sdata = get_bss_sdata(sdata);
443 	if (!check_sdata_in_driver(sdata))
444 		return;
445 
446 	trace_drv_sta_notify(local, sdata, cmd, sta);
447 	if (local->ops->sta_notify)
448 		local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
449 	trace_drv_return_void(local);
450 }
451 
452 static inline int drv_sta_add(struct ieee80211_local *local,
453 			      struct ieee80211_sub_if_data *sdata,
454 			      struct ieee80211_sta *sta)
455 {
456 	int ret = 0;
457 
458 	might_sleep();
459 
460 	sdata = get_bss_sdata(sdata);
461 	if (!check_sdata_in_driver(sdata))
462 		return -EIO;
463 
464 	trace_drv_sta_add(local, sdata, sta);
465 	if (local->ops->sta_add)
466 		ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
467 
468 	trace_drv_return_int(local, ret);
469 
470 	return ret;
471 }
472 
473 static inline void drv_sta_remove(struct ieee80211_local *local,
474 				  struct ieee80211_sub_if_data *sdata,
475 				  struct ieee80211_sta *sta)
476 {
477 	might_sleep();
478 
479 	sdata = get_bss_sdata(sdata);
480 	if (!check_sdata_in_driver(sdata))
481 		return;
482 
483 	trace_drv_sta_remove(local, sdata, sta);
484 	if (local->ops->sta_remove)
485 		local->ops->sta_remove(&local->hw, &sdata->vif, sta);
486 
487 	trace_drv_return_void(local);
488 }
489 
490 #ifdef CONFIG_MAC80211_DEBUGFS
491 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
492 				       struct ieee80211_sub_if_data *sdata,
493 				       struct ieee80211_sta *sta,
494 				       struct dentry *dir)
495 {
496 	might_sleep();
497 
498 	sdata = get_bss_sdata(sdata);
499 	if (!check_sdata_in_driver(sdata))
500 		return;
501 
502 	if (local->ops->sta_add_debugfs)
503 		local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
504 					    sta, dir);
505 }
506 #endif
507 
508 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
509 					  struct ieee80211_sub_if_data *sdata,
510 					  struct sta_info *sta)
511 {
512 	might_sleep();
513 
514 	sdata = get_bss_sdata(sdata);
515 	if (!check_sdata_in_driver(sdata))
516 		return;
517 
518 	trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
519 	if (local->ops->sta_pre_rcu_remove)
520 		local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
521 					       &sta->sta);
522 	trace_drv_return_void(local);
523 }
524 
525 __must_check
526 int drv_sta_state(struct ieee80211_local *local,
527 		  struct ieee80211_sub_if_data *sdata,
528 		  struct sta_info *sta,
529 		  enum ieee80211_sta_state old_state,
530 		  enum ieee80211_sta_state new_state);
531 
532 void drv_sta_rc_update(struct ieee80211_local *local,
533 		       struct ieee80211_sub_if_data *sdata,
534 		       struct ieee80211_sta *sta, u32 changed);
535 
536 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
537 					   struct ieee80211_sub_if_data *sdata,
538 					   struct ieee80211_sta *sta)
539 {
540 	sdata = get_bss_sdata(sdata);
541 	if (!check_sdata_in_driver(sdata))
542 		return;
543 
544 	trace_drv_sta_rate_tbl_update(local, sdata, sta);
545 	if (local->ops->sta_rate_tbl_update)
546 		local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
547 
548 	trace_drv_return_void(local);
549 }
550 
551 static inline void drv_sta_statistics(struct ieee80211_local *local,
552 				      struct ieee80211_sub_if_data *sdata,
553 				      struct ieee80211_sta *sta,
554 				      struct station_info *sinfo)
555 {
556 	sdata = get_bss_sdata(sdata);
557 	if (!check_sdata_in_driver(sdata))
558 		return;
559 
560 	trace_drv_sta_statistics(local, sdata, sta);
561 	if (local->ops->sta_statistics)
562 		local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo);
563 	trace_drv_return_void(local);
564 }
565 
566 int drv_conf_tx(struct ieee80211_local *local,
567 		struct ieee80211_sub_if_data *sdata, u16 ac,
568 		const struct ieee80211_tx_queue_params *params);
569 
570 u64 drv_get_tsf(struct ieee80211_local *local,
571 		struct ieee80211_sub_if_data *sdata);
572 void drv_set_tsf(struct ieee80211_local *local,
573 		 struct ieee80211_sub_if_data *sdata,
574 		 u64 tsf);
575 void drv_offset_tsf(struct ieee80211_local *local,
576 		    struct ieee80211_sub_if_data *sdata,
577 		    s64 offset);
578 void drv_reset_tsf(struct ieee80211_local *local,
579 		   struct ieee80211_sub_if_data *sdata);
580 
581 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
582 {
583 	int ret = 0; /* default unsupported op for less congestion */
584 
585 	might_sleep();
586 
587 	trace_drv_tx_last_beacon(local);
588 	if (local->ops->tx_last_beacon)
589 		ret = local->ops->tx_last_beacon(&local->hw);
590 	trace_drv_return_int(local, ret);
591 	return ret;
592 }
593 
594 int drv_ampdu_action(struct ieee80211_local *local,
595 		     struct ieee80211_sub_if_data *sdata,
596 		     struct ieee80211_ampdu_params *params);
597 
598 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
599 				struct survey_info *survey)
600 {
601 	int ret = -EOPNOTSUPP;
602 
603 	trace_drv_get_survey(local, idx, survey);
604 
605 	if (local->ops->get_survey)
606 		ret = local->ops->get_survey(&local->hw, idx, survey);
607 
608 	trace_drv_return_int(local, ret);
609 
610 	return ret;
611 }
612 
613 static inline void drv_rfkill_poll(struct ieee80211_local *local)
614 {
615 	might_sleep();
616 
617 	if (local->ops->rfkill_poll)
618 		local->ops->rfkill_poll(&local->hw);
619 }
620 
621 static inline void drv_flush(struct ieee80211_local *local,
622 			     struct ieee80211_sub_if_data *sdata,
623 			     u32 queues, bool drop)
624 {
625 	struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
626 
627 	might_sleep();
628 
629 	if (sdata && !check_sdata_in_driver(sdata))
630 		return;
631 
632 	trace_drv_flush(local, queues, drop);
633 	if (local->ops->flush)
634 		local->ops->flush(&local->hw, vif, queues, drop);
635 	trace_drv_return_void(local);
636 }
637 
638 static inline void drv_channel_switch(struct ieee80211_local *local,
639 				      struct ieee80211_sub_if_data *sdata,
640 				      struct ieee80211_channel_switch *ch_switch)
641 {
642 	might_sleep();
643 
644 	trace_drv_channel_switch(local, sdata, ch_switch);
645 	local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
646 	trace_drv_return_void(local);
647 }
648 
649 
650 static inline int drv_set_antenna(struct ieee80211_local *local,
651 				  u32 tx_ant, u32 rx_ant)
652 {
653 	int ret = -EOPNOTSUPP;
654 	might_sleep();
655 	if (local->ops->set_antenna)
656 		ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
657 	trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
658 	return ret;
659 }
660 
661 static inline int drv_get_antenna(struct ieee80211_local *local,
662 				  u32 *tx_ant, u32 *rx_ant)
663 {
664 	int ret = -EOPNOTSUPP;
665 	might_sleep();
666 	if (local->ops->get_antenna)
667 		ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
668 	trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
669 	return ret;
670 }
671 
672 static inline int drv_remain_on_channel(struct ieee80211_local *local,
673 					struct ieee80211_sub_if_data *sdata,
674 					struct ieee80211_channel *chan,
675 					unsigned int duration,
676 					enum ieee80211_roc_type type)
677 {
678 	int ret;
679 
680 	might_sleep();
681 
682 	trace_drv_remain_on_channel(local, sdata, chan, duration, type);
683 	ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
684 					    chan, duration, type);
685 	trace_drv_return_int(local, ret);
686 
687 	return ret;
688 }
689 
690 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
691 {
692 	int ret;
693 
694 	might_sleep();
695 
696 	trace_drv_cancel_remain_on_channel(local);
697 	ret = local->ops->cancel_remain_on_channel(&local->hw);
698 	trace_drv_return_int(local, ret);
699 
700 	return ret;
701 }
702 
703 static inline int drv_set_ringparam(struct ieee80211_local *local,
704 				    u32 tx, u32 rx)
705 {
706 	int ret = -ENOTSUPP;
707 
708 	might_sleep();
709 
710 	trace_drv_set_ringparam(local, tx, rx);
711 	if (local->ops->set_ringparam)
712 		ret = local->ops->set_ringparam(&local->hw, tx, rx);
713 	trace_drv_return_int(local, ret);
714 
715 	return ret;
716 }
717 
718 static inline void drv_get_ringparam(struct ieee80211_local *local,
719 				     u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
720 {
721 	might_sleep();
722 
723 	trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
724 	if (local->ops->get_ringparam)
725 		local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
726 	trace_drv_return_void(local);
727 }
728 
729 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
730 {
731 	bool ret = false;
732 
733 	might_sleep();
734 
735 	trace_drv_tx_frames_pending(local);
736 	if (local->ops->tx_frames_pending)
737 		ret = local->ops->tx_frames_pending(&local->hw);
738 	trace_drv_return_bool(local, ret);
739 
740 	return ret;
741 }
742 
743 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
744 				       struct ieee80211_sub_if_data *sdata,
745 				       const struct cfg80211_bitrate_mask *mask)
746 {
747 	int ret = -EOPNOTSUPP;
748 
749 	might_sleep();
750 
751 	if (!check_sdata_in_driver(sdata))
752 		return -EIO;
753 
754 	trace_drv_set_bitrate_mask(local, sdata, mask);
755 	if (local->ops->set_bitrate_mask)
756 		ret = local->ops->set_bitrate_mask(&local->hw,
757 						   &sdata->vif, mask);
758 	trace_drv_return_int(local, ret);
759 
760 	return ret;
761 }
762 
763 static inline void drv_set_rekey_data(struct ieee80211_local *local,
764 				      struct ieee80211_sub_if_data *sdata,
765 				      struct cfg80211_gtk_rekey_data *data)
766 {
767 	if (!check_sdata_in_driver(sdata))
768 		return;
769 
770 	trace_drv_set_rekey_data(local, sdata, data);
771 	if (local->ops->set_rekey_data)
772 		local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
773 	trace_drv_return_void(local);
774 }
775 
776 static inline void drv_event_callback(struct ieee80211_local *local,
777 				      struct ieee80211_sub_if_data *sdata,
778 				      const struct ieee80211_event *event)
779 {
780 	trace_drv_event_callback(local, sdata, event);
781 	if (local->ops->event_callback)
782 		local->ops->event_callback(&local->hw, &sdata->vif, event);
783 	trace_drv_return_void(local);
784 }
785 
786 static inline void
787 drv_release_buffered_frames(struct ieee80211_local *local,
788 			    struct sta_info *sta, u16 tids, int num_frames,
789 			    enum ieee80211_frame_release_type reason,
790 			    bool more_data)
791 {
792 	trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
793 					  reason, more_data);
794 	if (local->ops->release_buffered_frames)
795 		local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
796 						    num_frames, reason,
797 						    more_data);
798 	trace_drv_return_void(local);
799 }
800 
801 static inline void
802 drv_allow_buffered_frames(struct ieee80211_local *local,
803 			  struct sta_info *sta, u16 tids, int num_frames,
804 			  enum ieee80211_frame_release_type reason,
805 			  bool more_data)
806 {
807 	trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
808 					reason, more_data);
809 	if (local->ops->allow_buffered_frames)
810 		local->ops->allow_buffered_frames(&local->hw, &sta->sta,
811 						  tids, num_frames, reason,
812 						  more_data);
813 	trace_drv_return_void(local);
814 }
815 
816 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
817 				      struct ieee80211_sub_if_data *sdata,
818 				      u16 duration)
819 {
820 	might_sleep();
821 
822 	if (!check_sdata_in_driver(sdata))
823 		return;
824 	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
825 
826 	trace_drv_mgd_prepare_tx(local, sdata, duration);
827 	if (local->ops->mgd_prepare_tx)
828 		local->ops->mgd_prepare_tx(&local->hw, &sdata->vif, duration);
829 	trace_drv_return_void(local);
830 }
831 
832 static inline void
833 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
834 			      struct ieee80211_sub_if_data *sdata)
835 {
836 	might_sleep();
837 
838 	if (!check_sdata_in_driver(sdata))
839 		return;
840 	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
841 
842 	trace_drv_mgd_protect_tdls_discover(local, sdata);
843 	if (local->ops->mgd_protect_tdls_discover)
844 		local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
845 	trace_drv_return_void(local);
846 }
847 
848 static inline int drv_add_chanctx(struct ieee80211_local *local,
849 				  struct ieee80211_chanctx *ctx)
850 {
851 	int ret = -EOPNOTSUPP;
852 
853 	might_sleep();
854 
855 	trace_drv_add_chanctx(local, ctx);
856 	if (local->ops->add_chanctx)
857 		ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
858 	trace_drv_return_int(local, ret);
859 	if (!ret)
860 		ctx->driver_present = true;
861 
862 	return ret;
863 }
864 
865 static inline void drv_remove_chanctx(struct ieee80211_local *local,
866 				      struct ieee80211_chanctx *ctx)
867 {
868 	might_sleep();
869 
870 	if (WARN_ON(!ctx->driver_present))
871 		return;
872 
873 	trace_drv_remove_chanctx(local, ctx);
874 	if (local->ops->remove_chanctx)
875 		local->ops->remove_chanctx(&local->hw, &ctx->conf);
876 	trace_drv_return_void(local);
877 	ctx->driver_present = false;
878 }
879 
880 static inline void drv_change_chanctx(struct ieee80211_local *local,
881 				      struct ieee80211_chanctx *ctx,
882 				      u32 changed)
883 {
884 	might_sleep();
885 
886 	trace_drv_change_chanctx(local, ctx, changed);
887 	if (local->ops->change_chanctx) {
888 		WARN_ON_ONCE(!ctx->driver_present);
889 		local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
890 	}
891 	trace_drv_return_void(local);
892 }
893 
894 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
895 					 struct ieee80211_sub_if_data *sdata,
896 					 struct ieee80211_chanctx *ctx)
897 {
898 	int ret = 0;
899 
900 	if (!check_sdata_in_driver(sdata))
901 		return -EIO;
902 
903 	trace_drv_assign_vif_chanctx(local, sdata, ctx);
904 	if (local->ops->assign_vif_chanctx) {
905 		WARN_ON_ONCE(!ctx->driver_present);
906 		ret = local->ops->assign_vif_chanctx(&local->hw,
907 						     &sdata->vif,
908 						     &ctx->conf);
909 	}
910 	trace_drv_return_int(local, ret);
911 
912 	return ret;
913 }
914 
915 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
916 					    struct ieee80211_sub_if_data *sdata,
917 					    struct ieee80211_chanctx *ctx)
918 {
919 	might_sleep();
920 
921 	if (!check_sdata_in_driver(sdata))
922 		return;
923 
924 	trace_drv_unassign_vif_chanctx(local, sdata, ctx);
925 	if (local->ops->unassign_vif_chanctx) {
926 		WARN_ON_ONCE(!ctx->driver_present);
927 		local->ops->unassign_vif_chanctx(&local->hw,
928 						 &sdata->vif,
929 						 &ctx->conf);
930 	}
931 	trace_drv_return_void(local);
932 }
933 
934 int drv_switch_vif_chanctx(struct ieee80211_local *local,
935 			   struct ieee80211_vif_chanctx_switch *vifs,
936 			   int n_vifs, enum ieee80211_chanctx_switch_mode mode);
937 
938 static inline int drv_start_ap(struct ieee80211_local *local,
939 			       struct ieee80211_sub_if_data *sdata)
940 {
941 	int ret = 0;
942 
943 	might_sleep();
944 
945 	if (!check_sdata_in_driver(sdata))
946 		return -EIO;
947 
948 	trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
949 	if (local->ops->start_ap)
950 		ret = local->ops->start_ap(&local->hw, &sdata->vif);
951 	trace_drv_return_int(local, ret);
952 	return ret;
953 }
954 
955 static inline void drv_stop_ap(struct ieee80211_local *local,
956 			       struct ieee80211_sub_if_data *sdata)
957 {
958 	if (!check_sdata_in_driver(sdata))
959 		return;
960 
961 	trace_drv_stop_ap(local, sdata);
962 	if (local->ops->stop_ap)
963 		local->ops->stop_ap(&local->hw, &sdata->vif);
964 	trace_drv_return_void(local);
965 }
966 
967 static inline void
968 drv_reconfig_complete(struct ieee80211_local *local,
969 		      enum ieee80211_reconfig_type reconfig_type)
970 {
971 	might_sleep();
972 
973 	trace_drv_reconfig_complete(local, reconfig_type);
974 	if (local->ops->reconfig_complete)
975 		local->ops->reconfig_complete(&local->hw, reconfig_type);
976 	trace_drv_return_void(local);
977 }
978 
979 static inline void
980 drv_set_default_unicast_key(struct ieee80211_local *local,
981 			    struct ieee80211_sub_if_data *sdata,
982 			    int key_idx)
983 {
984 	if (!check_sdata_in_driver(sdata))
985 		return;
986 
987 	WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
988 
989 	trace_drv_set_default_unicast_key(local, sdata, key_idx);
990 	if (local->ops->set_default_unicast_key)
991 		local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
992 						    key_idx);
993 	trace_drv_return_void(local);
994 }
995 
996 #if IS_ENABLED(CONFIG_IPV6)
997 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
998 					struct ieee80211_sub_if_data *sdata,
999 					struct inet6_dev *idev)
1000 {
1001 	trace_drv_ipv6_addr_change(local, sdata);
1002 	if (local->ops->ipv6_addr_change)
1003 		local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1004 	trace_drv_return_void(local);
1005 }
1006 #endif
1007 
1008 static inline void
1009 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1010 			  struct cfg80211_chan_def *chandef)
1011 {
1012 	struct ieee80211_local *local = sdata->local;
1013 
1014 	if (local->ops->channel_switch_beacon) {
1015 		trace_drv_channel_switch_beacon(local, sdata, chandef);
1016 		local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1017 						  chandef);
1018 	}
1019 }
1020 
1021 static inline int
1022 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1023 		       struct ieee80211_channel_switch *ch_switch)
1024 {
1025 	struct ieee80211_local *local = sdata->local;
1026 	int ret = 0;
1027 
1028 	if (!check_sdata_in_driver(sdata))
1029 		return -EIO;
1030 
1031 	trace_drv_pre_channel_switch(local, sdata, ch_switch);
1032 	if (local->ops->pre_channel_switch)
1033 		ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1034 						     ch_switch);
1035 	trace_drv_return_int(local, ret);
1036 	return ret;
1037 }
1038 
1039 static inline int
1040 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1041 {
1042 	struct ieee80211_local *local = sdata->local;
1043 	int ret = 0;
1044 
1045 	if (!check_sdata_in_driver(sdata))
1046 		return -EIO;
1047 
1048 	trace_drv_post_channel_switch(local, sdata);
1049 	if (local->ops->post_channel_switch)
1050 		ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1051 	trace_drv_return_int(local, ret);
1052 	return ret;
1053 }
1054 
1055 static inline int drv_join_ibss(struct ieee80211_local *local,
1056 				struct ieee80211_sub_if_data *sdata)
1057 {
1058 	int ret = 0;
1059 
1060 	might_sleep();
1061 	if (!check_sdata_in_driver(sdata))
1062 		return -EIO;
1063 
1064 	trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1065 	if (local->ops->join_ibss)
1066 		ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1067 	trace_drv_return_int(local, ret);
1068 	return ret;
1069 }
1070 
1071 static inline void drv_leave_ibss(struct ieee80211_local *local,
1072 				  struct ieee80211_sub_if_data *sdata)
1073 {
1074 	might_sleep();
1075 	if (!check_sdata_in_driver(sdata))
1076 		return;
1077 
1078 	trace_drv_leave_ibss(local, sdata);
1079 	if (local->ops->leave_ibss)
1080 		local->ops->leave_ibss(&local->hw, &sdata->vif);
1081 	trace_drv_return_void(local);
1082 }
1083 
1084 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1085 					      struct sta_info *sta)
1086 {
1087 	u32 ret = 0;
1088 
1089 	trace_drv_get_expected_throughput(&sta->sta);
1090 	if (local->ops->get_expected_throughput && sta->uploaded)
1091 		ret = local->ops->get_expected_throughput(&local->hw, &sta->sta);
1092 	trace_drv_return_u32(local, ret);
1093 
1094 	return ret;
1095 }
1096 
1097 static inline int drv_get_txpower(struct ieee80211_local *local,
1098 				  struct ieee80211_sub_if_data *sdata, int *dbm)
1099 {
1100 	int ret;
1101 
1102 	if (!local->ops->get_txpower)
1103 		return -EOPNOTSUPP;
1104 
1105 	ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1106 	trace_drv_get_txpower(local, sdata, *dbm, ret);
1107 
1108 	return ret;
1109 }
1110 
1111 static inline int
1112 drv_tdls_channel_switch(struct ieee80211_local *local,
1113 			struct ieee80211_sub_if_data *sdata,
1114 			struct ieee80211_sta *sta, u8 oper_class,
1115 			struct cfg80211_chan_def *chandef,
1116 			struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1117 {
1118 	int ret;
1119 
1120 	might_sleep();
1121 	if (!check_sdata_in_driver(sdata))
1122 		return -EIO;
1123 
1124 	if (!local->ops->tdls_channel_switch)
1125 		return -EOPNOTSUPP;
1126 
1127 	trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1128 	ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1129 					      oper_class, chandef, tmpl_skb,
1130 					      ch_sw_tm_ie);
1131 	trace_drv_return_int(local, ret);
1132 	return ret;
1133 }
1134 
1135 static inline void
1136 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1137 			       struct ieee80211_sub_if_data *sdata,
1138 			       struct ieee80211_sta *sta)
1139 {
1140 	might_sleep();
1141 	if (!check_sdata_in_driver(sdata))
1142 		return;
1143 
1144 	if (!local->ops->tdls_cancel_channel_switch)
1145 		return;
1146 
1147 	trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1148 	local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1149 	trace_drv_return_void(local);
1150 }
1151 
1152 static inline void
1153 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1154 			     struct ieee80211_sub_if_data *sdata,
1155 			     struct ieee80211_tdls_ch_sw_params *params)
1156 {
1157 	trace_drv_tdls_recv_channel_switch(local, sdata, params);
1158 	if (local->ops->tdls_recv_channel_switch)
1159 		local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1160 						     params);
1161 	trace_drv_return_void(local);
1162 }
1163 
1164 static inline void drv_wake_tx_queue(struct ieee80211_local *local,
1165 				     struct txq_info *txq)
1166 {
1167 	struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->txq.vif);
1168 
1169 	if (!check_sdata_in_driver(sdata))
1170 		return;
1171 
1172 	trace_drv_wake_tx_queue(local, sdata, txq);
1173 	local->ops->wake_tx_queue(&local->hw, &txq->txq);
1174 }
1175 
1176 static inline int drv_start_nan(struct ieee80211_local *local,
1177 				struct ieee80211_sub_if_data *sdata,
1178 				struct cfg80211_nan_conf *conf)
1179 {
1180 	int ret;
1181 
1182 	might_sleep();
1183 	check_sdata_in_driver(sdata);
1184 
1185 	trace_drv_start_nan(local, sdata, conf);
1186 	ret = local->ops->start_nan(&local->hw, &sdata->vif, conf);
1187 	trace_drv_return_int(local, ret);
1188 	return ret;
1189 }
1190 
1191 static inline void drv_stop_nan(struct ieee80211_local *local,
1192 				struct ieee80211_sub_if_data *sdata)
1193 {
1194 	might_sleep();
1195 	check_sdata_in_driver(sdata);
1196 
1197 	trace_drv_stop_nan(local, sdata);
1198 	local->ops->stop_nan(&local->hw, &sdata->vif);
1199 	trace_drv_return_void(local);
1200 }
1201 
1202 static inline int drv_nan_change_conf(struct ieee80211_local *local,
1203 				       struct ieee80211_sub_if_data *sdata,
1204 				       struct cfg80211_nan_conf *conf,
1205 				       u32 changes)
1206 {
1207 	int ret;
1208 
1209 	might_sleep();
1210 	check_sdata_in_driver(sdata);
1211 
1212 	if (!local->ops->nan_change_conf)
1213 		return -EOPNOTSUPP;
1214 
1215 	trace_drv_nan_change_conf(local, sdata, conf, changes);
1216 	ret = local->ops->nan_change_conf(&local->hw, &sdata->vif, conf,
1217 					  changes);
1218 	trace_drv_return_int(local, ret);
1219 
1220 	return ret;
1221 }
1222 
1223 static inline int drv_add_nan_func(struct ieee80211_local *local,
1224 				   struct ieee80211_sub_if_data *sdata,
1225 				   const struct cfg80211_nan_func *nan_func)
1226 {
1227 	int ret;
1228 
1229 	might_sleep();
1230 	check_sdata_in_driver(sdata);
1231 
1232 	if (!local->ops->add_nan_func)
1233 		return -EOPNOTSUPP;
1234 
1235 	trace_drv_add_nan_func(local, sdata, nan_func);
1236 	ret = local->ops->add_nan_func(&local->hw, &sdata->vif, nan_func);
1237 	trace_drv_return_int(local, ret);
1238 
1239 	return ret;
1240 }
1241 
1242 static inline void drv_del_nan_func(struct ieee80211_local *local,
1243 				   struct ieee80211_sub_if_data *sdata,
1244 				   u8 instance_id)
1245 {
1246 	might_sleep();
1247 	check_sdata_in_driver(sdata);
1248 
1249 	trace_drv_del_nan_func(local, sdata, instance_id);
1250 	if (local->ops->del_nan_func)
1251 		local->ops->del_nan_func(&local->hw, &sdata->vif, instance_id);
1252 	trace_drv_return_void(local);
1253 }
1254 
1255 #endif /* __MAC80211_DRIVER_OPS */
1256