xref: /openbmc/linux/net/mac80211/driver-ops.h (revision 4949009e) 
1 #ifndef __MAC80211_DRIVER_OPS
2 #define __MAC80211_DRIVER_OPS
3 
4 #include <net/mac80211.h>
5 #include "ieee80211_i.h"
6 #include "trace.h"
7 
8 static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
9 {
10 	return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
11 		     "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
12 		     sdata->dev ? sdata->dev->name : sdata->name, sdata->flags);
13 }
14 
15 static inline struct ieee80211_sub_if_data *
16 get_bss_sdata(struct ieee80211_sub_if_data *sdata)
17 {
18 	if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
19 		sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
20 				     u.ap);
21 
22 	return sdata;
23 }
24 
25 static inline void drv_tx(struct ieee80211_local *local,
26 			  struct ieee80211_tx_control *control,
27 			  struct sk_buff *skb)
28 {
29 	local->ops->tx(&local->hw, control, skb);
30 }
31 
32 static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata,
33 				      u32 sset, u8 *data)
34 {
35 	struct ieee80211_local *local = sdata->local;
36 	if (local->ops->get_et_strings) {
37 		trace_drv_get_et_strings(local, sset);
38 		local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data);
39 		trace_drv_return_void(local);
40 	}
41 }
42 
43 static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata,
44 				    struct ethtool_stats *stats,
45 				    u64 *data)
46 {
47 	struct ieee80211_local *local = sdata->local;
48 	if (local->ops->get_et_stats) {
49 		trace_drv_get_et_stats(local);
50 		local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data);
51 		trace_drv_return_void(local);
52 	}
53 }
54 
55 static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata,
56 					int sset)
57 {
58 	struct ieee80211_local *local = sdata->local;
59 	int rv = 0;
60 	if (local->ops->get_et_sset_count) {
61 		trace_drv_get_et_sset_count(local, sset);
62 		rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif,
63 						   sset);
64 		trace_drv_return_int(local, rv);
65 	}
66 	return rv;
67 }
68 
69 static inline int drv_start(struct ieee80211_local *local)
70 {
71 	int ret;
72 
73 	might_sleep();
74 
75 	trace_drv_start(local);
76 	local->started = true;
77 	smp_mb();
78 	ret = local->ops->start(&local->hw);
79 	trace_drv_return_int(local, ret);
80 	return ret;
81 }
82 
83 static inline void drv_stop(struct ieee80211_local *local)
84 {
85 	might_sleep();
86 
87 	trace_drv_stop(local);
88 	local->ops->stop(&local->hw);
89 	trace_drv_return_void(local);
90 
91 	/* sync away all work on the tasklet before clearing started */
92 	tasklet_disable(&local->tasklet);
93 	tasklet_enable(&local->tasklet);
94 
95 	barrier();
96 
97 	local->started = false;
98 }
99 
100 #ifdef CONFIG_PM
101 static inline int drv_suspend(struct ieee80211_local *local,
102 			      struct cfg80211_wowlan *wowlan)
103 {
104 	int ret;
105 
106 	might_sleep();
107 
108 	trace_drv_suspend(local);
109 	ret = local->ops->suspend(&local->hw, wowlan);
110 	trace_drv_return_int(local, ret);
111 	return ret;
112 }
113 
114 static inline int drv_resume(struct ieee80211_local *local)
115 {
116 	int ret;
117 
118 	might_sleep();
119 
120 	trace_drv_resume(local);
121 	ret = local->ops->resume(&local->hw);
122 	trace_drv_return_int(local, ret);
123 	return ret;
124 }
125 
126 static inline void drv_set_wakeup(struct ieee80211_local *local,
127 				  bool enabled)
128 {
129 	might_sleep();
130 
131 	if (!local->ops->set_wakeup)
132 		return;
133 
134 	trace_drv_set_wakeup(local, enabled);
135 	local->ops->set_wakeup(&local->hw, enabled);
136 	trace_drv_return_void(local);
137 }
138 #endif
139 
140 static inline int drv_add_interface(struct ieee80211_local *local,
141 				    struct ieee80211_sub_if_data *sdata)
142 {
143 	int ret;
144 
145 	might_sleep();
146 
147 	if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
148 		    (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
149 		     !(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF) &&
150 		     !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))))
151 		return -EINVAL;
152 
153 	trace_drv_add_interface(local, sdata);
154 	ret = local->ops->add_interface(&local->hw, &sdata->vif);
155 	trace_drv_return_int(local, ret);
156 
157 	if (ret == 0)
158 		sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
159 
160 	return ret;
161 }
162 
163 static inline int drv_change_interface(struct ieee80211_local *local,
164 				       struct ieee80211_sub_if_data *sdata,
165 				       enum nl80211_iftype type, bool p2p)
166 {
167 	int ret;
168 
169 	might_sleep();
170 
171 	if (!check_sdata_in_driver(sdata))
172 		return -EIO;
173 
174 	trace_drv_change_interface(local, sdata, type, p2p);
175 	ret = local->ops->change_interface(&local->hw, &sdata->vif, type, p2p);
176 	trace_drv_return_int(local, ret);
177 	return ret;
178 }
179 
180 static inline void drv_remove_interface(struct ieee80211_local *local,
181 					struct ieee80211_sub_if_data *sdata)
182 {
183 	might_sleep();
184 
185 	if (!check_sdata_in_driver(sdata))
186 		return;
187 
188 	trace_drv_remove_interface(local, sdata);
189 	local->ops->remove_interface(&local->hw, &sdata->vif);
190 	sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
191 	trace_drv_return_void(local);
192 }
193 
194 static inline int drv_config(struct ieee80211_local *local, u32 changed)
195 {
196 	int ret;
197 
198 	might_sleep();
199 
200 	trace_drv_config(local, changed);
201 	ret = local->ops->config(&local->hw, changed);
202 	trace_drv_return_int(local, ret);
203 	return ret;
204 }
205 
206 static inline void drv_bss_info_changed(struct ieee80211_local *local,
207 					struct ieee80211_sub_if_data *sdata,
208 					struct ieee80211_bss_conf *info,
209 					u32 changed)
210 {
211 	might_sleep();
212 
213 	if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
214 				    BSS_CHANGED_BEACON_ENABLED) &&
215 			 sdata->vif.type != NL80211_IFTYPE_AP &&
216 			 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
217 			 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
218 			 sdata->vif.type != NL80211_IFTYPE_OCB))
219 		return;
220 
221 	if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE ||
222 			 sdata->vif.type == NL80211_IFTYPE_MONITOR))
223 		return;
224 
225 	if (!check_sdata_in_driver(sdata))
226 		return;
227 
228 	trace_drv_bss_info_changed(local, sdata, info, changed);
229 	if (local->ops->bss_info_changed)
230 		local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed);
231 	trace_drv_return_void(local);
232 }
233 
234 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
235 					struct netdev_hw_addr_list *mc_list)
236 {
237 	u64 ret = 0;
238 
239 	trace_drv_prepare_multicast(local, mc_list->count);
240 
241 	if (local->ops->prepare_multicast)
242 		ret = local->ops->prepare_multicast(&local->hw, mc_list);
243 
244 	trace_drv_return_u64(local, ret);
245 
246 	return ret;
247 }
248 
249 static inline void drv_configure_filter(struct ieee80211_local *local,
250 					unsigned int changed_flags,
251 					unsigned int *total_flags,
252 					u64 multicast)
253 {
254 	might_sleep();
255 
256 	trace_drv_configure_filter(local, changed_flags, total_flags,
257 				   multicast);
258 	local->ops->configure_filter(&local->hw, changed_flags, total_flags,
259 				     multicast);
260 	trace_drv_return_void(local);
261 }
262 
263 static inline int drv_set_tim(struct ieee80211_local *local,
264 			      struct ieee80211_sta *sta, bool set)
265 {
266 	int ret = 0;
267 	trace_drv_set_tim(local, sta, set);
268 	if (local->ops->set_tim)
269 		ret = local->ops->set_tim(&local->hw, sta, set);
270 	trace_drv_return_int(local, ret);
271 	return ret;
272 }
273 
274 static inline int drv_set_key(struct ieee80211_local *local,
275 			      enum set_key_cmd cmd,
276 			      struct ieee80211_sub_if_data *sdata,
277 			      struct ieee80211_sta *sta,
278 			      struct ieee80211_key_conf *key)
279 {
280 	int ret;
281 
282 	might_sleep();
283 
284 	sdata = get_bss_sdata(sdata);
285 	if (!check_sdata_in_driver(sdata))
286 		return -EIO;
287 
288 	trace_drv_set_key(local, cmd, sdata, sta, key);
289 	ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
290 	trace_drv_return_int(local, ret);
291 	return ret;
292 }
293 
294 static inline void drv_update_tkip_key(struct ieee80211_local *local,
295 				       struct ieee80211_sub_if_data *sdata,
296 				       struct ieee80211_key_conf *conf,
297 				       struct sta_info *sta, u32 iv32,
298 				       u16 *phase1key)
299 {
300 	struct ieee80211_sta *ista = NULL;
301 
302 	if (sta)
303 		ista = &sta->sta;
304 
305 	sdata = get_bss_sdata(sdata);
306 	if (!check_sdata_in_driver(sdata))
307 		return;
308 
309 	trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
310 	if (local->ops->update_tkip_key)
311 		local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
312 					    ista, iv32, phase1key);
313 	trace_drv_return_void(local);
314 }
315 
316 static inline int drv_hw_scan(struct ieee80211_local *local,
317 			      struct ieee80211_sub_if_data *sdata,
318 			      struct ieee80211_scan_request *req)
319 {
320 	int ret;
321 
322 	might_sleep();
323 
324 	if (!check_sdata_in_driver(sdata))
325 		return -EIO;
326 
327 	trace_drv_hw_scan(local, sdata);
328 	ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
329 	trace_drv_return_int(local, ret);
330 	return ret;
331 }
332 
333 static inline void drv_cancel_hw_scan(struct ieee80211_local *local,
334 				      struct ieee80211_sub_if_data *sdata)
335 {
336 	might_sleep();
337 
338 	if (!check_sdata_in_driver(sdata))
339 		return;
340 
341 	trace_drv_cancel_hw_scan(local, sdata);
342 	local->ops->cancel_hw_scan(&local->hw, &sdata->vif);
343 	trace_drv_return_void(local);
344 }
345 
346 static inline int
347 drv_sched_scan_start(struct ieee80211_local *local,
348 		     struct ieee80211_sub_if_data *sdata,
349 		     struct cfg80211_sched_scan_request *req,
350 		     struct ieee80211_scan_ies *ies)
351 {
352 	int ret;
353 
354 	might_sleep();
355 
356 	if (!check_sdata_in_driver(sdata))
357 		return -EIO;
358 
359 	trace_drv_sched_scan_start(local, sdata);
360 	ret = local->ops->sched_scan_start(&local->hw, &sdata->vif,
361 					      req, ies);
362 	trace_drv_return_int(local, ret);
363 	return ret;
364 }
365 
366 static inline int drv_sched_scan_stop(struct ieee80211_local *local,
367 				      struct ieee80211_sub_if_data *sdata)
368 {
369 	int ret;
370 
371 	might_sleep();
372 
373 	if (!check_sdata_in_driver(sdata))
374 		return -EIO;
375 
376 	trace_drv_sched_scan_stop(local, sdata);
377 	ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif);
378 	trace_drv_return_int(local, ret);
379 
380 	return ret;
381 }
382 
383 static inline void drv_sw_scan_start(struct ieee80211_local *local,
384 				     struct ieee80211_sub_if_data *sdata,
385 				     const u8 *mac_addr)
386 {
387 	might_sleep();
388 
389 	trace_drv_sw_scan_start(local, sdata, mac_addr);
390 	if (local->ops->sw_scan_start)
391 		local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr);
392 	trace_drv_return_void(local);
393 }
394 
395 static inline void drv_sw_scan_complete(struct ieee80211_local *local,
396 					struct ieee80211_sub_if_data *sdata)
397 {
398 	might_sleep();
399 
400 	trace_drv_sw_scan_complete(local, sdata);
401 	if (local->ops->sw_scan_complete)
402 		local->ops->sw_scan_complete(&local->hw, &sdata->vif);
403 	trace_drv_return_void(local);
404 }
405 
406 static inline int drv_get_stats(struct ieee80211_local *local,
407 				struct ieee80211_low_level_stats *stats)
408 {
409 	int ret = -EOPNOTSUPP;
410 
411 	might_sleep();
412 
413 	if (local->ops->get_stats)
414 		ret = local->ops->get_stats(&local->hw, stats);
415 	trace_drv_get_stats(local, stats, ret);
416 
417 	return ret;
418 }
419 
420 static inline void drv_get_tkip_seq(struct ieee80211_local *local,
421 				    u8 hw_key_idx, u32 *iv32, u16 *iv16)
422 {
423 	if (local->ops->get_tkip_seq)
424 		local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
425 	trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
426 }
427 
428 static inline int drv_set_frag_threshold(struct ieee80211_local *local,
429 					u32 value)
430 {
431 	int ret = 0;
432 
433 	might_sleep();
434 
435 	trace_drv_set_frag_threshold(local, value);
436 	if (local->ops->set_frag_threshold)
437 		ret = local->ops->set_frag_threshold(&local->hw, value);
438 	trace_drv_return_int(local, ret);
439 	return ret;
440 }
441 
442 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
443 					u32 value)
444 {
445 	int ret = 0;
446 
447 	might_sleep();
448 
449 	trace_drv_set_rts_threshold(local, value);
450 	if (local->ops->set_rts_threshold)
451 		ret = local->ops->set_rts_threshold(&local->hw, value);
452 	trace_drv_return_int(local, ret);
453 	return ret;
454 }
455 
456 static inline int drv_set_coverage_class(struct ieee80211_local *local,
457 					 s16 value)
458 {
459 	int ret = 0;
460 	might_sleep();
461 
462 	trace_drv_set_coverage_class(local, value);
463 	if (local->ops->set_coverage_class)
464 		local->ops->set_coverage_class(&local->hw, value);
465 	else
466 		ret = -EOPNOTSUPP;
467 
468 	trace_drv_return_int(local, ret);
469 	return ret;
470 }
471 
472 static inline void drv_sta_notify(struct ieee80211_local *local,
473 				  struct ieee80211_sub_if_data *sdata,
474 				  enum sta_notify_cmd cmd,
475 				  struct ieee80211_sta *sta)
476 {
477 	sdata = get_bss_sdata(sdata);
478 	if (!check_sdata_in_driver(sdata))
479 		return;
480 
481 	trace_drv_sta_notify(local, sdata, cmd, sta);
482 	if (local->ops->sta_notify)
483 		local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
484 	trace_drv_return_void(local);
485 }
486 
487 static inline int drv_sta_add(struct ieee80211_local *local,
488 			      struct ieee80211_sub_if_data *sdata,
489 			      struct ieee80211_sta *sta)
490 {
491 	int ret = 0;
492 
493 	might_sleep();
494 
495 	sdata = get_bss_sdata(sdata);
496 	if (!check_sdata_in_driver(sdata))
497 		return -EIO;
498 
499 	trace_drv_sta_add(local, sdata, sta);
500 	if (local->ops->sta_add)
501 		ret = local->ops->sta_add(&local->hw, &sdata->vif, sta);
502 
503 	trace_drv_return_int(local, ret);
504 
505 	return ret;
506 }
507 
508 static inline void drv_sta_remove(struct ieee80211_local *local,
509 				  struct ieee80211_sub_if_data *sdata,
510 				  struct ieee80211_sta *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_remove(local, sdata, sta);
519 	if (local->ops->sta_remove)
520 		local->ops->sta_remove(&local->hw, &sdata->vif, sta);
521 
522 	trace_drv_return_void(local);
523 }
524 
525 #ifdef CONFIG_MAC80211_DEBUGFS
526 static inline void drv_sta_add_debugfs(struct ieee80211_local *local,
527 				       struct ieee80211_sub_if_data *sdata,
528 				       struct ieee80211_sta *sta,
529 				       struct dentry *dir)
530 {
531 	might_sleep();
532 
533 	sdata = get_bss_sdata(sdata);
534 	if (!check_sdata_in_driver(sdata))
535 		return;
536 
537 	if (local->ops->sta_add_debugfs)
538 		local->ops->sta_add_debugfs(&local->hw, &sdata->vif,
539 					    sta, dir);
540 }
541 
542 static inline void drv_sta_remove_debugfs(struct ieee80211_local *local,
543 					  struct ieee80211_sub_if_data *sdata,
544 					  struct ieee80211_sta *sta,
545 					  struct dentry *dir)
546 {
547 	might_sleep();
548 
549 	sdata = get_bss_sdata(sdata);
550 	check_sdata_in_driver(sdata);
551 
552 	if (local->ops->sta_remove_debugfs)
553 		local->ops->sta_remove_debugfs(&local->hw, &sdata->vif,
554 					       sta, dir);
555 }
556 #endif
557 
558 static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local,
559 					  struct ieee80211_sub_if_data *sdata,
560 					  struct sta_info *sta)
561 {
562 	might_sleep();
563 
564 	sdata = get_bss_sdata(sdata);
565 	if (!check_sdata_in_driver(sdata))
566 		return;
567 
568 	trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta);
569 	if (local->ops->sta_pre_rcu_remove)
570 		local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif,
571 					       &sta->sta);
572 	trace_drv_return_void(local);
573 }
574 
575 static inline __must_check
576 int drv_sta_state(struct ieee80211_local *local,
577 		  struct ieee80211_sub_if_data *sdata,
578 		  struct sta_info *sta,
579 		  enum ieee80211_sta_state old_state,
580 		  enum ieee80211_sta_state new_state)
581 {
582 	int ret = 0;
583 
584 	might_sleep();
585 
586 	sdata = get_bss_sdata(sdata);
587 	if (!check_sdata_in_driver(sdata))
588 		return -EIO;
589 
590 	trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
591 	if (local->ops->sta_state) {
592 		ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
593 					    old_state, new_state);
594 	} else if (old_state == IEEE80211_STA_AUTH &&
595 		   new_state == IEEE80211_STA_ASSOC) {
596 		ret = drv_sta_add(local, sdata, &sta->sta);
597 		if (ret == 0)
598 			sta->uploaded = true;
599 	} else if (old_state == IEEE80211_STA_ASSOC &&
600 		   new_state == IEEE80211_STA_AUTH) {
601 		drv_sta_remove(local, sdata, &sta->sta);
602 	}
603 	trace_drv_return_int(local, ret);
604 	return ret;
605 }
606 
607 static inline void drv_sta_rc_update(struct ieee80211_local *local,
608 				     struct ieee80211_sub_if_data *sdata,
609 				     struct ieee80211_sta *sta, u32 changed)
610 {
611 	sdata = get_bss_sdata(sdata);
612 	if (!check_sdata_in_driver(sdata))
613 		return;
614 
615 	WARN_ON(changed & IEEE80211_RC_SUPP_RATES_CHANGED &&
616 		(sdata->vif.type != NL80211_IFTYPE_ADHOC &&
617 		 sdata->vif.type != NL80211_IFTYPE_MESH_POINT));
618 
619 	trace_drv_sta_rc_update(local, sdata, sta, changed);
620 	if (local->ops->sta_rc_update)
621 		local->ops->sta_rc_update(&local->hw, &sdata->vif,
622 					  sta, changed);
623 
624 	trace_drv_return_void(local);
625 }
626 
627 static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local,
628 					   struct ieee80211_sub_if_data *sdata,
629 					   struct ieee80211_sta *sta)
630 {
631 	sdata = get_bss_sdata(sdata);
632 	if (!check_sdata_in_driver(sdata))
633 		return;
634 
635 	trace_drv_sta_rate_tbl_update(local, sdata, sta);
636 	if (local->ops->sta_rate_tbl_update)
637 		local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta);
638 
639 	trace_drv_return_void(local);
640 }
641 
642 static inline int drv_conf_tx(struct ieee80211_local *local,
643 			      struct ieee80211_sub_if_data *sdata, u16 ac,
644 			      const struct ieee80211_tx_queue_params *params)
645 {
646 	int ret = -EOPNOTSUPP;
647 
648 	might_sleep();
649 
650 	if (!check_sdata_in_driver(sdata))
651 		return -EIO;
652 
653 	if (WARN_ONCE(params->cw_min == 0 ||
654 		      params->cw_min > params->cw_max,
655 		      "%s: invalid CW_min/CW_max: %d/%d\n",
656 		      sdata->name, params->cw_min, params->cw_max))
657 		return -EINVAL;
658 
659 	trace_drv_conf_tx(local, sdata, ac, params);
660 	if (local->ops->conf_tx)
661 		ret = local->ops->conf_tx(&local->hw, &sdata->vif,
662 					  ac, params);
663 	trace_drv_return_int(local, ret);
664 	return ret;
665 }
666 
667 static inline u64 drv_get_tsf(struct ieee80211_local *local,
668 			      struct ieee80211_sub_if_data *sdata)
669 {
670 	u64 ret = -1ULL;
671 
672 	might_sleep();
673 
674 	if (!check_sdata_in_driver(sdata))
675 		return ret;
676 
677 	trace_drv_get_tsf(local, sdata);
678 	if (local->ops->get_tsf)
679 		ret = local->ops->get_tsf(&local->hw, &sdata->vif);
680 	trace_drv_return_u64(local, ret);
681 	return ret;
682 }
683 
684 static inline void drv_set_tsf(struct ieee80211_local *local,
685 			       struct ieee80211_sub_if_data *sdata,
686 			       u64 tsf)
687 {
688 	might_sleep();
689 
690 	if (!check_sdata_in_driver(sdata))
691 		return;
692 
693 	trace_drv_set_tsf(local, sdata, tsf);
694 	if (local->ops->set_tsf)
695 		local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
696 	trace_drv_return_void(local);
697 }
698 
699 static inline void drv_reset_tsf(struct ieee80211_local *local,
700 				 struct ieee80211_sub_if_data *sdata)
701 {
702 	might_sleep();
703 
704 	if (!check_sdata_in_driver(sdata))
705 		return;
706 
707 	trace_drv_reset_tsf(local, sdata);
708 	if (local->ops->reset_tsf)
709 		local->ops->reset_tsf(&local->hw, &sdata->vif);
710 	trace_drv_return_void(local);
711 }
712 
713 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
714 {
715 	int ret = 0; /* default unsupported op for less congestion */
716 
717 	might_sleep();
718 
719 	trace_drv_tx_last_beacon(local);
720 	if (local->ops->tx_last_beacon)
721 		ret = local->ops->tx_last_beacon(&local->hw);
722 	trace_drv_return_int(local, ret);
723 	return ret;
724 }
725 
726 static inline int drv_ampdu_action(struct ieee80211_local *local,
727 				   struct ieee80211_sub_if_data *sdata,
728 				   enum ieee80211_ampdu_mlme_action action,
729 				   struct ieee80211_sta *sta, u16 tid,
730 				   u16 *ssn, u8 buf_size)
731 {
732 	int ret = -EOPNOTSUPP;
733 
734 	might_sleep();
735 
736 	sdata = get_bss_sdata(sdata);
737 	if (!check_sdata_in_driver(sdata))
738 		return -EIO;
739 
740 	trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, buf_size);
741 
742 	if (local->ops->ampdu_action)
743 		ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
744 					       sta, tid, ssn, buf_size);
745 
746 	trace_drv_return_int(local, ret);
747 
748 	return ret;
749 }
750 
751 static inline int drv_get_survey(struct ieee80211_local *local, int idx,
752 				struct survey_info *survey)
753 {
754 	int ret = -EOPNOTSUPP;
755 
756 	trace_drv_get_survey(local, idx, survey);
757 
758 	if (local->ops->get_survey)
759 		ret = local->ops->get_survey(&local->hw, idx, survey);
760 
761 	trace_drv_return_int(local, ret);
762 
763 	return ret;
764 }
765 
766 static inline void drv_rfkill_poll(struct ieee80211_local *local)
767 {
768 	might_sleep();
769 
770 	if (local->ops->rfkill_poll)
771 		local->ops->rfkill_poll(&local->hw);
772 }
773 
774 static inline void drv_flush(struct ieee80211_local *local,
775 			     struct ieee80211_sub_if_data *sdata,
776 			     u32 queues, bool drop)
777 {
778 	struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
779 
780 	might_sleep();
781 
782 	if (sdata && !check_sdata_in_driver(sdata))
783 		return;
784 
785 	trace_drv_flush(local, queues, drop);
786 	if (local->ops->flush)
787 		local->ops->flush(&local->hw, vif, queues, drop);
788 	trace_drv_return_void(local);
789 }
790 
791 static inline void drv_channel_switch(struct ieee80211_local *local,
792 				      struct ieee80211_sub_if_data *sdata,
793 				      struct ieee80211_channel_switch *ch_switch)
794 {
795 	might_sleep();
796 
797 	trace_drv_channel_switch(local, sdata, ch_switch);
798 	local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
799 	trace_drv_return_void(local);
800 }
801 
802 
803 static inline int drv_set_antenna(struct ieee80211_local *local,
804 				  u32 tx_ant, u32 rx_ant)
805 {
806 	int ret = -EOPNOTSUPP;
807 	might_sleep();
808 	if (local->ops->set_antenna)
809 		ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
810 	trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
811 	return ret;
812 }
813 
814 static inline int drv_get_antenna(struct ieee80211_local *local,
815 				  u32 *tx_ant, u32 *rx_ant)
816 {
817 	int ret = -EOPNOTSUPP;
818 	might_sleep();
819 	if (local->ops->get_antenna)
820 		ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
821 	trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
822 	return ret;
823 }
824 
825 static inline int drv_remain_on_channel(struct ieee80211_local *local,
826 					struct ieee80211_sub_if_data *sdata,
827 					struct ieee80211_channel *chan,
828 					unsigned int duration,
829 					enum ieee80211_roc_type type)
830 {
831 	int ret;
832 
833 	might_sleep();
834 
835 	trace_drv_remain_on_channel(local, sdata, chan, duration, type);
836 	ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
837 					    chan, duration, type);
838 	trace_drv_return_int(local, ret);
839 
840 	return ret;
841 }
842 
843 static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
844 {
845 	int ret;
846 
847 	might_sleep();
848 
849 	trace_drv_cancel_remain_on_channel(local);
850 	ret = local->ops->cancel_remain_on_channel(&local->hw);
851 	trace_drv_return_int(local, ret);
852 
853 	return ret;
854 }
855 
856 static inline int drv_set_ringparam(struct ieee80211_local *local,
857 				    u32 tx, u32 rx)
858 {
859 	int ret = -ENOTSUPP;
860 
861 	might_sleep();
862 
863 	trace_drv_set_ringparam(local, tx, rx);
864 	if (local->ops->set_ringparam)
865 		ret = local->ops->set_ringparam(&local->hw, tx, rx);
866 	trace_drv_return_int(local, ret);
867 
868 	return ret;
869 }
870 
871 static inline void drv_get_ringparam(struct ieee80211_local *local,
872 				     u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
873 {
874 	might_sleep();
875 
876 	trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
877 	if (local->ops->get_ringparam)
878 		local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
879 	trace_drv_return_void(local);
880 }
881 
882 static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
883 {
884 	bool ret = false;
885 
886 	might_sleep();
887 
888 	trace_drv_tx_frames_pending(local);
889 	if (local->ops->tx_frames_pending)
890 		ret = local->ops->tx_frames_pending(&local->hw);
891 	trace_drv_return_bool(local, ret);
892 
893 	return ret;
894 }
895 
896 static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
897 				       struct ieee80211_sub_if_data *sdata,
898 				       const struct cfg80211_bitrate_mask *mask)
899 {
900 	int ret = -EOPNOTSUPP;
901 
902 	might_sleep();
903 
904 	if (!check_sdata_in_driver(sdata))
905 		return -EIO;
906 
907 	trace_drv_set_bitrate_mask(local, sdata, mask);
908 	if (local->ops->set_bitrate_mask)
909 		ret = local->ops->set_bitrate_mask(&local->hw,
910 						   &sdata->vif, mask);
911 	trace_drv_return_int(local, ret);
912 
913 	return ret;
914 }
915 
916 static inline void drv_set_rekey_data(struct ieee80211_local *local,
917 				      struct ieee80211_sub_if_data *sdata,
918 				      struct cfg80211_gtk_rekey_data *data)
919 {
920 	if (!check_sdata_in_driver(sdata))
921 		return;
922 
923 	trace_drv_set_rekey_data(local, sdata, data);
924 	if (local->ops->set_rekey_data)
925 		local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
926 	trace_drv_return_void(local);
927 }
928 
929 static inline void drv_rssi_callback(struct ieee80211_local *local,
930 				     struct ieee80211_sub_if_data *sdata,
931 				     const enum ieee80211_rssi_event event)
932 {
933 	trace_drv_rssi_callback(local, sdata, event);
934 	if (local->ops->rssi_callback)
935 		local->ops->rssi_callback(&local->hw, &sdata->vif, event);
936 	trace_drv_return_void(local);
937 }
938 
939 static inline void
940 drv_release_buffered_frames(struct ieee80211_local *local,
941 			    struct sta_info *sta, u16 tids, int num_frames,
942 			    enum ieee80211_frame_release_type reason,
943 			    bool more_data)
944 {
945 	trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
946 					  reason, more_data);
947 	if (local->ops->release_buffered_frames)
948 		local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
949 						    num_frames, reason,
950 						    more_data);
951 	trace_drv_return_void(local);
952 }
953 
954 static inline void
955 drv_allow_buffered_frames(struct ieee80211_local *local,
956 			  struct sta_info *sta, u16 tids, int num_frames,
957 			  enum ieee80211_frame_release_type reason,
958 			  bool more_data)
959 {
960 	trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
961 					reason, more_data);
962 	if (local->ops->allow_buffered_frames)
963 		local->ops->allow_buffered_frames(&local->hw, &sta->sta,
964 						  tids, num_frames, reason,
965 						  more_data);
966 	trace_drv_return_void(local);
967 }
968 
969 static inline int drv_get_rssi(struct ieee80211_local *local,
970 				struct ieee80211_sub_if_data *sdata,
971 				struct ieee80211_sta *sta,
972 				s8 *rssi_dbm)
973 {
974 	int ret;
975 
976 	might_sleep();
977 
978 	ret = local->ops->get_rssi(&local->hw, &sdata->vif, sta, rssi_dbm);
979 	trace_drv_get_rssi(local, sta, *rssi_dbm, ret);
980 
981 	return ret;
982 }
983 
984 static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
985 				      struct ieee80211_sub_if_data *sdata)
986 {
987 	might_sleep();
988 
989 	if (!check_sdata_in_driver(sdata))
990 		return;
991 	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
992 
993 	trace_drv_mgd_prepare_tx(local, sdata);
994 	if (local->ops->mgd_prepare_tx)
995 		local->ops->mgd_prepare_tx(&local->hw, &sdata->vif);
996 	trace_drv_return_void(local);
997 }
998 
999 static inline void
1000 drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
1001 			      struct ieee80211_sub_if_data *sdata)
1002 {
1003 	might_sleep();
1004 
1005 	if (!check_sdata_in_driver(sdata))
1006 		return;
1007 	WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
1008 
1009 	trace_drv_mgd_protect_tdls_discover(local, sdata);
1010 	if (local->ops->mgd_protect_tdls_discover)
1011 		local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
1012 	trace_drv_return_void(local);
1013 }
1014 
1015 static inline int drv_add_chanctx(struct ieee80211_local *local,
1016 				  struct ieee80211_chanctx *ctx)
1017 {
1018 	int ret = -EOPNOTSUPP;
1019 
1020 	trace_drv_add_chanctx(local, ctx);
1021 	if (local->ops->add_chanctx)
1022 		ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
1023 	trace_drv_return_int(local, ret);
1024 	if (!ret)
1025 		ctx->driver_present = true;
1026 
1027 	return ret;
1028 }
1029 
1030 static inline void drv_remove_chanctx(struct ieee80211_local *local,
1031 				      struct ieee80211_chanctx *ctx)
1032 {
1033 	if (WARN_ON(!ctx->driver_present))
1034 		return;
1035 
1036 	trace_drv_remove_chanctx(local, ctx);
1037 	if (local->ops->remove_chanctx)
1038 		local->ops->remove_chanctx(&local->hw, &ctx->conf);
1039 	trace_drv_return_void(local);
1040 	ctx->driver_present = false;
1041 }
1042 
1043 static inline void drv_change_chanctx(struct ieee80211_local *local,
1044 				      struct ieee80211_chanctx *ctx,
1045 				      u32 changed)
1046 {
1047 	trace_drv_change_chanctx(local, ctx, changed);
1048 	if (local->ops->change_chanctx) {
1049 		WARN_ON_ONCE(!ctx->driver_present);
1050 		local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
1051 	}
1052 	trace_drv_return_void(local);
1053 }
1054 
1055 static inline int drv_assign_vif_chanctx(struct ieee80211_local *local,
1056 					 struct ieee80211_sub_if_data *sdata,
1057 					 struct ieee80211_chanctx *ctx)
1058 {
1059 	int ret = 0;
1060 
1061 	if (!check_sdata_in_driver(sdata))
1062 		return -EIO;
1063 
1064 	trace_drv_assign_vif_chanctx(local, sdata, ctx);
1065 	if (local->ops->assign_vif_chanctx) {
1066 		WARN_ON_ONCE(!ctx->driver_present);
1067 		ret = local->ops->assign_vif_chanctx(&local->hw,
1068 						     &sdata->vif,
1069 						     &ctx->conf);
1070 	}
1071 	trace_drv_return_int(local, ret);
1072 
1073 	return ret;
1074 }
1075 
1076 static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local,
1077 					    struct ieee80211_sub_if_data *sdata,
1078 					    struct ieee80211_chanctx *ctx)
1079 {
1080 	if (!check_sdata_in_driver(sdata))
1081 		return;
1082 
1083 	trace_drv_unassign_vif_chanctx(local, sdata, ctx);
1084 	if (local->ops->unassign_vif_chanctx) {
1085 		WARN_ON_ONCE(!ctx->driver_present);
1086 		local->ops->unassign_vif_chanctx(&local->hw,
1087 						 &sdata->vif,
1088 						 &ctx->conf);
1089 	}
1090 	trace_drv_return_void(local);
1091 }
1092 
1093 static inline int
1094 drv_switch_vif_chanctx(struct ieee80211_local *local,
1095 		       struct ieee80211_vif_chanctx_switch *vifs,
1096 		       int n_vifs,
1097 		       enum ieee80211_chanctx_switch_mode mode)
1098 {
1099 	int ret = 0;
1100 	int i;
1101 
1102 	if (!local->ops->switch_vif_chanctx)
1103 		return -EOPNOTSUPP;
1104 
1105 	for (i = 0; i < n_vifs; i++) {
1106 		struct ieee80211_chanctx *new_ctx =
1107 			container_of(vifs[i].new_ctx,
1108 				     struct ieee80211_chanctx,
1109 				     conf);
1110 		struct ieee80211_chanctx *old_ctx =
1111 			container_of(vifs[i].old_ctx,
1112 				     struct ieee80211_chanctx,
1113 				     conf);
1114 
1115 		WARN_ON_ONCE(!old_ctx->driver_present);
1116 		WARN_ON_ONCE((mode == CHANCTX_SWMODE_SWAP_CONTEXTS &&
1117 			      new_ctx->driver_present) ||
1118 			     (mode == CHANCTX_SWMODE_REASSIGN_VIF &&
1119 			      !new_ctx->driver_present));
1120 	}
1121 
1122 	trace_drv_switch_vif_chanctx(local, vifs, n_vifs, mode);
1123 	ret = local->ops->switch_vif_chanctx(&local->hw,
1124 					     vifs, n_vifs, mode);
1125 	trace_drv_return_int(local, ret);
1126 
1127 	if (!ret && mode == CHANCTX_SWMODE_SWAP_CONTEXTS) {
1128 		for (i = 0; i < n_vifs; i++) {
1129 			struct ieee80211_chanctx *new_ctx =
1130 				container_of(vifs[i].new_ctx,
1131 					     struct ieee80211_chanctx,
1132 					     conf);
1133 			struct ieee80211_chanctx *old_ctx =
1134 				container_of(vifs[i].old_ctx,
1135 					     struct ieee80211_chanctx,
1136 					     conf);
1137 
1138 			new_ctx->driver_present = true;
1139 			old_ctx->driver_present = false;
1140 		}
1141 	}
1142 
1143 	return ret;
1144 }
1145 
1146 static inline int drv_start_ap(struct ieee80211_local *local,
1147 			       struct ieee80211_sub_if_data *sdata)
1148 {
1149 	int ret = 0;
1150 
1151 	if (!check_sdata_in_driver(sdata))
1152 		return -EIO;
1153 
1154 	trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf);
1155 	if (local->ops->start_ap)
1156 		ret = local->ops->start_ap(&local->hw, &sdata->vif);
1157 	trace_drv_return_int(local, ret);
1158 	return ret;
1159 }
1160 
1161 static inline void drv_stop_ap(struct ieee80211_local *local,
1162 			       struct ieee80211_sub_if_data *sdata)
1163 {
1164 	if (!check_sdata_in_driver(sdata))
1165 		return;
1166 
1167 	trace_drv_stop_ap(local, sdata);
1168 	if (local->ops->stop_ap)
1169 		local->ops->stop_ap(&local->hw, &sdata->vif);
1170 	trace_drv_return_void(local);
1171 }
1172 
1173 static inline void
1174 drv_reconfig_complete(struct ieee80211_local *local,
1175 		      enum ieee80211_reconfig_type reconfig_type)
1176 {
1177 	might_sleep();
1178 
1179 	trace_drv_reconfig_complete(local, reconfig_type);
1180 	if (local->ops->reconfig_complete)
1181 		local->ops->reconfig_complete(&local->hw, reconfig_type);
1182 	trace_drv_return_void(local);
1183 }
1184 
1185 static inline void
1186 drv_set_default_unicast_key(struct ieee80211_local *local,
1187 			    struct ieee80211_sub_if_data *sdata,
1188 			    int key_idx)
1189 {
1190 	if (!check_sdata_in_driver(sdata))
1191 		return;
1192 
1193 	WARN_ON_ONCE(key_idx < -1 || key_idx > 3);
1194 
1195 	trace_drv_set_default_unicast_key(local, sdata, key_idx);
1196 	if (local->ops->set_default_unicast_key)
1197 		local->ops->set_default_unicast_key(&local->hw, &sdata->vif,
1198 						    key_idx);
1199 	trace_drv_return_void(local);
1200 }
1201 
1202 #if IS_ENABLED(CONFIG_IPV6)
1203 static inline void drv_ipv6_addr_change(struct ieee80211_local *local,
1204 					struct ieee80211_sub_if_data *sdata,
1205 					struct inet6_dev *idev)
1206 {
1207 	trace_drv_ipv6_addr_change(local, sdata);
1208 	if (local->ops->ipv6_addr_change)
1209 		local->ops->ipv6_addr_change(&local->hw, &sdata->vif, idev);
1210 	trace_drv_return_void(local);
1211 }
1212 #endif
1213 
1214 static inline void
1215 drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata,
1216 			  struct cfg80211_chan_def *chandef)
1217 {
1218 	struct ieee80211_local *local = sdata->local;
1219 
1220 	if (local->ops->channel_switch_beacon) {
1221 		trace_drv_channel_switch_beacon(local, sdata, chandef);
1222 		local->ops->channel_switch_beacon(&local->hw, &sdata->vif,
1223 						  chandef);
1224 	}
1225 }
1226 
1227 static inline int
1228 drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
1229 		       struct ieee80211_channel_switch *ch_switch)
1230 {
1231 	struct ieee80211_local *local = sdata->local;
1232 	int ret = 0;
1233 
1234 	if (!check_sdata_in_driver(sdata))
1235 		return -EIO;
1236 
1237 	trace_drv_pre_channel_switch(local, sdata, ch_switch);
1238 	if (local->ops->pre_channel_switch)
1239 		ret = local->ops->pre_channel_switch(&local->hw, &sdata->vif,
1240 						     ch_switch);
1241 	trace_drv_return_int(local, ret);
1242 	return ret;
1243 }
1244 
1245 static inline int
1246 drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
1247 {
1248 	struct ieee80211_local *local = sdata->local;
1249 	int ret = 0;
1250 
1251 	if (!check_sdata_in_driver(sdata))
1252 		return -EIO;
1253 
1254 	trace_drv_post_channel_switch(local, sdata);
1255 	if (local->ops->post_channel_switch)
1256 		ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
1257 	trace_drv_return_int(local, ret);
1258 	return ret;
1259 }
1260 
1261 static inline int drv_join_ibss(struct ieee80211_local *local,
1262 				struct ieee80211_sub_if_data *sdata)
1263 {
1264 	int ret = 0;
1265 
1266 	might_sleep();
1267 	if (!check_sdata_in_driver(sdata))
1268 		return -EIO;
1269 
1270 	trace_drv_join_ibss(local, sdata, &sdata->vif.bss_conf);
1271 	if (local->ops->join_ibss)
1272 		ret = local->ops->join_ibss(&local->hw, &sdata->vif);
1273 	trace_drv_return_int(local, ret);
1274 	return ret;
1275 }
1276 
1277 static inline void drv_leave_ibss(struct ieee80211_local *local,
1278 				  struct ieee80211_sub_if_data *sdata)
1279 {
1280 	might_sleep();
1281 	if (!check_sdata_in_driver(sdata))
1282 		return;
1283 
1284 	trace_drv_leave_ibss(local, sdata);
1285 	if (local->ops->leave_ibss)
1286 		local->ops->leave_ibss(&local->hw, &sdata->vif);
1287 	trace_drv_return_void(local);
1288 }
1289 
1290 static inline u32 drv_get_expected_throughput(struct ieee80211_local *local,
1291 					      struct ieee80211_sta *sta)
1292 {
1293 	u32 ret = 0;
1294 
1295 	trace_drv_get_expected_throughput(sta);
1296 	if (local->ops->get_expected_throughput)
1297 		ret = local->ops->get_expected_throughput(sta);
1298 	trace_drv_return_u32(local, ret);
1299 
1300 	return ret;
1301 }
1302 
1303 static inline int drv_get_txpower(struct ieee80211_local *local,
1304 				  struct ieee80211_sub_if_data *sdata, int *dbm)
1305 {
1306 	int ret;
1307 
1308 	if (!local->ops->get_txpower)
1309 		return -EOPNOTSUPP;
1310 
1311 	ret = local->ops->get_txpower(&local->hw, &sdata->vif, dbm);
1312 	trace_drv_get_txpower(local, sdata, *dbm, ret);
1313 
1314 	return ret;
1315 }
1316 
1317 static inline int
1318 drv_tdls_channel_switch(struct ieee80211_local *local,
1319 			struct ieee80211_sub_if_data *sdata,
1320 			struct ieee80211_sta *sta, u8 oper_class,
1321 			struct cfg80211_chan_def *chandef,
1322 			struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie)
1323 {
1324 	int ret;
1325 
1326 	might_sleep();
1327 	if (!check_sdata_in_driver(sdata))
1328 		return -EIO;
1329 
1330 	if (!local->ops->tdls_channel_switch)
1331 		return -EOPNOTSUPP;
1332 
1333 	trace_drv_tdls_channel_switch(local, sdata, sta, oper_class, chandef);
1334 	ret = local->ops->tdls_channel_switch(&local->hw, &sdata->vif, sta,
1335 					      oper_class, chandef, tmpl_skb,
1336 					      ch_sw_tm_ie);
1337 	trace_drv_return_int(local, ret);
1338 	return ret;
1339 }
1340 
1341 static inline void
1342 drv_tdls_cancel_channel_switch(struct ieee80211_local *local,
1343 			       struct ieee80211_sub_if_data *sdata,
1344 			       struct ieee80211_sta *sta)
1345 {
1346 	might_sleep();
1347 	if (!check_sdata_in_driver(sdata))
1348 		return;
1349 
1350 	if (!local->ops->tdls_cancel_channel_switch)
1351 		return;
1352 
1353 	trace_drv_tdls_cancel_channel_switch(local, sdata, sta);
1354 	local->ops->tdls_cancel_channel_switch(&local->hw, &sdata->vif, sta);
1355 	trace_drv_return_void(local);
1356 }
1357 
1358 static inline void
1359 drv_tdls_recv_channel_switch(struct ieee80211_local *local,
1360 			     struct ieee80211_sub_if_data *sdata,
1361 			     struct ieee80211_tdls_ch_sw_params *params)
1362 {
1363 	trace_drv_tdls_recv_channel_switch(local, sdata, params);
1364 	if (local->ops->tdls_recv_channel_switch)
1365 		local->ops->tdls_recv_channel_switch(&local->hw, &sdata->vif,
1366 						     params);
1367 	trace_drv_return_void(local);
1368 }
1369 
1370 #endif /* __MAC80211_DRIVER_OPS */
1371