Lines Matching full:local
32 void ieee80211_rx_bss_put(struct ieee80211_local *local, in ieee80211_rx_bss_put() argument
37 cfg80211_put_bss(local->hw.wiphy, in ieee80211_rx_bss_put()
59 ieee80211_update_bss_from_elems(struct ieee80211_local *local, in ieee80211_update_bss_from_elems() argument
129 local->hw.wiphy->bands[rx_status->band]; in ieee80211_update_bss_from_elems()
144 ieee80211_bss_info_update(struct ieee80211_local *local, in ieee80211_bss_info_update() argument
164 else if (ieee80211_hw_check(&local->hw, SIGNAL_DBM)) in ieee80211_bss_info_update()
166 else if (ieee80211_hw_check(&local->hw, SIGNAL_UNSPEC)) in ieee80211_bss_info_update()
167 bss_meta.signal = (rx_status->signal * 100) / local->hw.max_signal; in ieee80211_bss_info_update()
178 scan_sdata = rcu_dereference(local->scan_sdata); in ieee80211_bss_info_update()
183 ieee80211_calculate_rx_timestamp(local, rx_status, in ieee80211_bss_info_update()
190 cbss = cfg80211_inform_bss_frame_data(local->hw.wiphy, &bss_meta, in ieee80211_bss_info_update()
221 ieee80211_update_bss_from_elems(local, bss, &elems, rx_status, beacon); in ieee80211_bss_info_update()
226 ieee80211_update_bss_from_elems(local, non_tx_bss, &elems, in ieee80211_bss_info_update()
249 void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb) in ieee80211_scan_rx() argument
276 sdata1 = rcu_dereference(local->scan_sdata); in ieee80211_scan_rx()
277 sdata2 = rcu_dereference(local->sched_scan_sdata); in ieee80211_scan_rx()
287 scan_req = rcu_dereference(local->scan_req); in ieee80211_scan_rx()
288 sched_scan_req = rcu_dereference(local->sched_scan_req); in ieee80211_scan_rx()
306 channel = ieee80211_get_channel_khz(local->hw.wiphy, in ieee80211_scan_rx()
312 bss = ieee80211_bss_info_update(local, rx_status, in ieee80211_scan_rx()
316 ieee80211_rx_bss_put(local, bss); in ieee80211_scan_rx()
340 struct ieee80211_local *local = sdata->local; in ieee80211_prep_hw_scan() local
347 req = rcu_dereference_protected(local->scan_req, in ieee80211_prep_hw_scan()
348 lockdep_is_held(&local->mtx)); in ieee80211_prep_hw_scan()
350 if (test_bit(SCAN_HW_CANCELLED, &local->scanning)) in ieee80211_prep_hw_scan()
353 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in ieee80211_prep_hw_scan()
355 local->hw_scan_req->req.channels[i] = req->channels[i]; in ieee80211_prep_hw_scan()
362 if (local->hw_scan_band == NUM_NL80211_BANDS) in ieee80211_prep_hw_scan()
369 local->hw_scan_band) in ieee80211_prep_hw_scan()
371 local->hw_scan_req->req.channels[n_chans] = in ieee80211_prep_hw_scan()
377 local->hw_scan_band++; in ieee80211_prep_hw_scan()
381 local->hw_scan_req->req.n_channels = n_chans; in ieee80211_prep_hw_scan()
388 (u8 *)local->hw_scan_req->req.ie, in ieee80211_prep_hw_scan()
389 local->hw_scan_ies_bufsize, in ieee80211_prep_hw_scan()
390 &local->hw_scan_req->ies, in ieee80211_prep_hw_scan()
394 local->hw_scan_req->req.ie_len = ielen; in ieee80211_prep_hw_scan()
395 local->hw_scan_req->req.no_cck = req->no_cck; in ieee80211_prep_hw_scan()
396 ether_addr_copy(local->hw_scan_req->req.mac_addr, req->mac_addr); in ieee80211_prep_hw_scan()
397 ether_addr_copy(local->hw_scan_req->req.mac_addr_mask, in ieee80211_prep_hw_scan()
399 ether_addr_copy(local->hw_scan_req->req.bssid, req->bssid); in ieee80211_prep_hw_scan()
406 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_scan_completed() local
407 bool hw_scan = test_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_scan_completed()
408 bool was_scanning = local->scanning; in __ieee80211_scan_completed()
413 lockdep_assert_held(&local->mtx); in __ieee80211_scan_completed()
418 * local->scan_req next), but not to complete it in __ieee80211_scan_completed()
421 if (WARN_ON(!local->scanning && !aborted)) in __ieee80211_scan_completed()
424 if (WARN_ON(!local->scan_req)) in __ieee80211_scan_completed()
427 scan_sdata = rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
428 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
431 !ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS) && in __ieee80211_scan_completed()
435 rc = drv_hw_scan(local, in __ieee80211_scan_completed()
436 rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
437 lockdep_is_held(&local->mtx)), in __ieee80211_scan_completed()
438 local->hw_scan_req); in __ieee80211_scan_completed()
446 memset(&local->scan_info, 0, sizeof(local->scan_info)); in __ieee80211_scan_completed()
450 kfree(local->hw_scan_req); in __ieee80211_scan_completed()
451 local->hw_scan_req = NULL; in __ieee80211_scan_completed()
453 scan_req = rcu_dereference_protected(local->scan_req, in __ieee80211_scan_completed()
454 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
456 if (scan_req != local->int_scan_req) { in __ieee80211_scan_completed()
457 local->scan_info.aborted = aborted; in __ieee80211_scan_completed()
458 cfg80211_scan_done(scan_req, &local->scan_info); in __ieee80211_scan_completed()
460 RCU_INIT_POINTER(local->scan_req, NULL); in __ieee80211_scan_completed()
461 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_scan_completed()
463 local->scanning = 0; in __ieee80211_scan_completed()
464 local->scan_chandef.chan = NULL; in __ieee80211_scan_completed()
467 ieee80211_hw_config(local, 0); in __ieee80211_scan_completed()
470 ieee80211_configure_filter(local); in __ieee80211_scan_completed()
471 drv_sw_scan_complete(local, scan_sdata); in __ieee80211_scan_completed()
472 ieee80211_offchannel_return(local); in __ieee80211_scan_completed()
475 ieee80211_recalc_idle(local); in __ieee80211_scan_completed()
477 ieee80211_mlme_notify_scan_completed(local); in __ieee80211_scan_completed()
478 ieee80211_ibss_notify_scan_completed(local); in __ieee80211_scan_completed()
484 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in __ieee80211_scan_completed()
486 ieee80211_queue_work(&sdata->local->hw, &sdata->work); in __ieee80211_scan_completed()
490 ieee80211_start_next_roc(local); in __ieee80211_scan_completed()
496 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_scan_completed() local
498 trace_api_scan_completed(local, info->aborted); in ieee80211_scan_completed()
500 set_bit(SCAN_COMPLETED, &local->scanning); in ieee80211_scan_completed()
502 set_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_completed()
504 memcpy(&local->scan_info, info, sizeof(*info)); in ieee80211_scan_completed()
506 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, 0); in ieee80211_scan_completed()
510 static int ieee80211_start_sw_scan(struct ieee80211_local *local, in ieee80211_start_sw_scan() argument
514 if (local->use_chanctx) in ieee80211_start_sw_scan()
526 * Note that while local->sw_scanning is true everything else but in ieee80211_start_sw_scan()
530 drv_sw_scan_start(local, sdata, local->scan_addr); in ieee80211_start_sw_scan()
532 local->leave_oper_channel_time = jiffies; in ieee80211_start_sw_scan()
533 local->next_scan_state = SCAN_DECISION; in ieee80211_start_sw_scan()
534 local->scan_channel_idx = 0; in ieee80211_start_sw_scan()
536 ieee80211_offchannel_stop_vifs(local); in ieee80211_start_sw_scan()
539 ieee80211_flush_queues(local, NULL, false); in ieee80211_start_sw_scan()
541 ieee80211_configure_filter(local); in ieee80211_start_sw_scan()
544 ieee80211_hw_config(local, 0); in ieee80211_start_sw_scan()
546 ieee80211_queue_delayed_work(&local->hw, in ieee80211_start_sw_scan()
547 &local->scan_work, 0); in ieee80211_start_sw_scan()
554 struct ieee80211_local *local = sdata->local; in __ieee80211_can_leave_ch() local
557 if (!ieee80211_is_radar_required(local)) in __ieee80211_can_leave_ch()
560 if (!regulatory_pre_cac_allowed(local->hw.wiphy)) in __ieee80211_can_leave_ch()
563 mutex_lock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
564 list_for_each_entry(sdata_iter, &local->interfaces, list) { in __ieee80211_can_leave_ch()
566 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
570 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
575 static bool ieee80211_can_scan(struct ieee80211_local *local, in ieee80211_can_scan() argument
581 if (!list_empty(&local->roc_list)) in ieee80211_can_scan()
591 void ieee80211_run_deferred_scan(struct ieee80211_local *local) in ieee80211_run_deferred_scan() argument
593 lockdep_assert_held(&local->mtx); in ieee80211_run_deferred_scan()
595 if (!local->scan_req || local->scanning) in ieee80211_run_deferred_scan()
598 if (!ieee80211_can_scan(local, in ieee80211_run_deferred_scan()
600 local->scan_sdata, in ieee80211_run_deferred_scan()
601 lockdep_is_held(&local->mtx)))) in ieee80211_run_deferred_scan()
604 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, in ieee80211_run_deferred_scan()
636 static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, in ieee80211_scan_state_send_probe() argument
642 enum nl80211_band band = local->hw.conf.chandef.chan->band; in ieee80211_scan_state_send_probe()
645 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_send_probe()
646 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
656 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_state_send_probe()
657 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
661 sdata, local->scan_addr, scan_req->bssid, in ieee80211_scan_state_send_probe()
665 tx_flags, local->hw.conf.chandef.chan); in ieee80211_scan_state_send_probe()
672 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_send_probe()
678 struct ieee80211_local *local = sdata->local; in __ieee80211_start_scan() local
679 bool hw_scan = local->ops->hw_scan; in __ieee80211_start_scan()
682 lockdep_assert_held(&local->mtx); in __ieee80211_start_scan()
684 if (local->scan_req) in __ieee80211_start_scan()
690 if (!ieee80211_can_scan(local, sdata)) { in __ieee80211_start_scan()
692 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
693 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
701 local->hw_scan_ies_bufsize = local->scan_ies_len + req->ie_len; in __ieee80211_start_scan()
703 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in __ieee80211_start_scan()
714 local->hw_scan_ies_bufsize *= n_bands; in __ieee80211_start_scan()
717 local->hw_scan_req = kmalloc( in __ieee80211_start_scan()
718 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
720 local->hw_scan_ies_bufsize, GFP_KERNEL); in __ieee80211_start_scan()
721 if (!local->hw_scan_req) in __ieee80211_start_scan()
724 local->hw_scan_req->req.ssids = req->ssids; in __ieee80211_start_scan()
725 local->hw_scan_req->req.n_ssids = req->n_ssids; in __ieee80211_start_scan()
726 ies = (u8 *)local->hw_scan_req + in __ieee80211_start_scan()
727 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
729 local->hw_scan_req->req.ie = ies; in __ieee80211_start_scan()
730 local->hw_scan_req->req.flags = req->flags; in __ieee80211_start_scan()
731 eth_broadcast_addr(local->hw_scan_req->req.bssid); in __ieee80211_start_scan()
732 local->hw_scan_req->req.duration = req->duration; in __ieee80211_start_scan()
733 local->hw_scan_req->req.duration_mandatory = in __ieee80211_start_scan()
736 local->hw_scan_band = 0; in __ieee80211_start_scan()
737 local->hw_scan_req->req.n_6ghz_params = req->n_6ghz_params; in __ieee80211_start_scan()
738 local->hw_scan_req->req.scan_6ghz_params = in __ieee80211_start_scan()
740 local->hw_scan_req->req.scan_6ghz = req->scan_6ghz; in __ieee80211_start_scan()
743 * After allocating local->hw_scan_req, we must in __ieee80211_start_scan()
751 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
752 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
755 get_random_mask_addr(local->scan_addr, in __ieee80211_start_scan()
759 memcpy(local->scan_addr, sdata->vif.addr, ETH_ALEN); in __ieee80211_start_scan()
762 __set_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_start_scan()
764 (req->channels[0] == local->_oper_chandef.chan)) { in __ieee80211_start_scan()
771 __set_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning); in __ieee80211_start_scan()
773 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
777 drv_sw_scan_start(local, sdata, local->scan_addr); in __ieee80211_start_scan()
779 ieee80211_configure_filter(local); /* accept probe-responses */ in __ieee80211_start_scan()
782 ieee80211_hw_config(local, 0); in __ieee80211_start_scan()
789 ieee80211_scan_state_send_probe(local, &next_delay); in __ieee80211_start_scan()
794 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, in __ieee80211_start_scan()
799 __set_bit(SCAN_SW_SCANNING, &local->scanning); in __ieee80211_start_scan()
802 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
806 rc = drv_hw_scan(local, sdata, local->hw_scan_req); in __ieee80211_start_scan()
808 rc = ieee80211_start_sw_scan(local, sdata); in __ieee80211_start_scan()
812 kfree(local->hw_scan_req); in __ieee80211_start_scan()
813 local->hw_scan_req = NULL; in __ieee80211_start_scan()
814 local->scanning = 0; in __ieee80211_start_scan()
816 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
818 local->scan_req = NULL; in __ieee80211_start_scan()
819 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_start_scan()
849 static void ieee80211_scan_state_decision(struct ieee80211_local *local, in ieee80211_scan_state_decision() argument
865 mutex_lock(&local->iflist_mtx); in ieee80211_scan_state_decision()
866 list_for_each_entry(sdata, &local->interfaces, list) { in ieee80211_scan_state_decision()
881 mutex_unlock(&local->iflist_mtx); in ieee80211_scan_state_decision()
883 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_decision()
884 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_decision()
886 next_chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_decision()
898 local->leave_oper_channel_time + HZ / 8); in ieee80211_scan_state_decision()
911 local->next_scan_state = next_scan_state; in ieee80211_scan_state_decision()
916 static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, in ieee80211_scan_state_set_channel() argument
924 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_set_channel()
925 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_set_channel()
928 chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_set_channel()
930 local->scan_chandef.chan = chan; in ieee80211_scan_state_set_channel()
931 local->scan_chandef.center_freq1 = chan->center_freq; in ieee80211_scan_state_set_channel()
932 local->scan_chandef.freq1_offset = chan->freq_offset; in ieee80211_scan_state_set_channel()
933 local->scan_chandef.center_freq2 = 0; in ieee80211_scan_state_set_channel()
941 local->scan_chandef.width = ieee80211_s1g_channel_width(chan); in ieee80211_scan_state_set_channel()
947 local->scan_chandef.width = NL80211_CHAN_WIDTH_5; in ieee80211_scan_state_set_channel()
950 local->scan_chandef.width = NL80211_CHAN_WIDTH_10; in ieee80211_scan_state_set_channel()
958 &local->_oper_chandef); in ieee80211_scan_state_set_channel()
959 if (chan == local->_oper_chandef.chan && in ieee80211_scan_state_set_channel()
961 local->scan_chandef = local->_oper_chandef; in ieee80211_scan_state_set_channel()
963 local->scan_chandef.width = NL80211_CHAN_WIDTH_20_NOHT; in ieee80211_scan_state_set_channel()
973 if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) in ieee80211_scan_state_set_channel()
977 local->scan_channel_idx++; in ieee80211_scan_state_set_channel()
981 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
998 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
1004 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_state_set_channel()
1007 static void ieee80211_scan_state_suspend(struct ieee80211_local *local, in ieee80211_scan_state_suspend() argument
1011 local->scan_chandef.chan = NULL; in ieee80211_scan_state_suspend()
1012 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); in ieee80211_scan_state_suspend()
1015 ieee80211_offchannel_return(local); in ieee80211_scan_state_suspend()
1019 local->next_scan_state = SCAN_RESUME; in ieee80211_scan_state_suspend()
1022 static void ieee80211_scan_state_resume(struct ieee80211_local *local, in ieee80211_scan_state_resume() argument
1025 ieee80211_offchannel_stop_vifs(local); in ieee80211_scan_state_resume()
1027 if (local->ops->flush) { in ieee80211_scan_state_resume()
1028 ieee80211_flush_queues(local, NULL, false); in ieee80211_scan_state_resume()
1034 local->leave_oper_channel_time = jiffies; in ieee80211_scan_state_resume()
1037 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_resume()
1042 struct ieee80211_local *local = in ieee80211_scan_work() local
1049 mutex_lock(&local->mtx); in ieee80211_scan_work()
1051 if (!ieee80211_can_run_worker(local)) { in ieee80211_scan_work()
1056 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_work()
1057 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1058 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_work()
1059 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1062 if (test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning)) { in ieee80211_scan_work()
1063 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1067 if (test_and_clear_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_work()
1068 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1075 if (!local->scanning) { in ieee80211_scan_work()
1078 RCU_INIT_POINTER(local->scan_req, NULL); in ieee80211_scan_work()
1079 RCU_INIT_POINTER(local->scan_sdata, NULL); in ieee80211_scan_work()
1084 rcu_assign_pointer(local->scan_req, scan_req); in ieee80211_scan_work()
1101 switch (local->next_scan_state) { in ieee80211_scan_work()
1104 if (local->scan_channel_idx >= scan_req->n_channels) { in ieee80211_scan_work()
1108 ieee80211_scan_state_decision(local, &next_delay); in ieee80211_scan_work()
1111 ieee80211_scan_state_set_channel(local, &next_delay); in ieee80211_scan_work()
1114 ieee80211_scan_state_send_probe(local, &next_delay); in ieee80211_scan_work()
1117 ieee80211_scan_state_suspend(local, &next_delay); in ieee80211_scan_work()
1120 ieee80211_scan_state_resume(local, &next_delay); in ieee80211_scan_work()
1128 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, next_delay); in ieee80211_scan_work()
1132 __ieee80211_scan_completed(&local->hw, aborted); in ieee80211_scan_work()
1134 mutex_unlock(&local->mtx); in ieee80211_scan_work()
1142 mutex_lock(&sdata->local->mtx); in ieee80211_request_scan()
1144 mutex_unlock(&sdata->local->mtx); in ieee80211_request_scan()
1155 struct ieee80211_local *local = sdata->local; in ieee80211_request_ibss_scan() local
1159 mutex_lock(&local->mtx); in ieee80211_request_ibss_scan()
1162 if (local->scan_req) in ieee80211_request_ibss_scan()
1170 if (!local->hw.wiphy->bands[band] || in ieee80211_request_ibss_scan()
1174 max_n = local->hw.wiphy->bands[band]->n_channels; in ieee80211_request_ibss_scan()
1177 &local->hw.wiphy->bands[band]->channels[i]; in ieee80211_request_ibss_scan()
1183 local->int_scan_req->channels[n_ch] = tmp_ch; in ieee80211_request_ibss_scan()
1191 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1198 local->int_scan_req->channels[n_ch] = channels[i]; in ieee80211_request_ibss_scan()
1205 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1208 local->int_scan_req->ssids = &local->scan_ssid; in ieee80211_request_ibss_scan()
1209 local->int_scan_req->n_ssids = 1; in ieee80211_request_ibss_scan()
1210 local->int_scan_req->scan_width = scan_width; in ieee80211_request_ibss_scan()
1211 memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); in ieee80211_request_ibss_scan()
1212 local->int_scan_req->ssids[0].ssid_len = ssid_len; in ieee80211_request_ibss_scan()
1214 ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); in ieee80211_request_ibss_scan()
1216 mutex_unlock(&local->mtx); in ieee80211_request_ibss_scan()
1223 void ieee80211_scan_cancel(struct ieee80211_local *local) in ieee80211_scan_cancel() argument
1232 * local->hw_scan_req to operate on 5G band, what race with in ieee80211_scan_cancel()
1233 * driver which can use local->hw_scan_req in ieee80211_scan_cancel()
1243 mutex_lock(&local->mtx); in ieee80211_scan_cancel()
1244 if (!local->scan_req) in ieee80211_scan_cancel()
1252 if (test_bit(SCAN_HW_SCANNING, &local->scanning) && in ieee80211_scan_cancel()
1253 test_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_cancel()
1254 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1258 if (test_bit(SCAN_HW_SCANNING, &local->scanning)) { in ieee80211_scan_cancel()
1263 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1264 if (local->ops->cancel_hw_scan) in ieee80211_scan_cancel()
1265 drv_cancel_hw_scan(local, in ieee80211_scan_cancel()
1266 rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_cancel()
1267 lockdep_is_held(&local->mtx))); in ieee80211_scan_cancel()
1276 cancel_delayed_work(&local->scan_work); in ieee80211_scan_cancel()
1278 memset(&local->scan_info, 0, sizeof(local->scan_info)); in ieee80211_scan_cancel()
1279 __ieee80211_scan_completed(&local->hw, true); in ieee80211_scan_cancel()
1281 mutex_unlock(&local->mtx); in ieee80211_scan_cancel()
1287 struct ieee80211_local *local = sdata->local; in __ieee80211_request_sched_scan_start() local
1296 iebufsz = local->scan_ies_len + req->ie_len; in __ieee80211_request_sched_scan_start()
1298 lockdep_assert_held(&local->mtx); in __ieee80211_request_sched_scan_start()
1300 if (!local->ops->sched_scan_start) in __ieee80211_request_sched_scan_start()
1304 if (local->hw.wiphy->bands[i]) { in __ieee80211_request_sched_scan_start()
1327 ret = drv_sched_scan_start(local, sdata, req, &sched_scan_ies); in __ieee80211_request_sched_scan_start()
1329 rcu_assign_pointer(local->sched_scan_sdata, sdata); in __ieee80211_request_sched_scan_start()
1330 rcu_assign_pointer(local->sched_scan_req, req); in __ieee80211_request_sched_scan_start()
1338 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in __ieee80211_request_sched_scan_start()
1339 RCU_INIT_POINTER(local->sched_scan_req, NULL); in __ieee80211_request_sched_scan_start()
1348 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_start() local
1351 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_start()
1353 if (rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_request_sched_scan_start()
1354 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1360 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1364 int ieee80211_request_sched_scan_stop(struct ieee80211_local *local) in ieee80211_request_sched_scan_stop() argument
1369 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_stop()
1371 if (!local->ops->sched_scan_stop) { in ieee80211_request_sched_scan_stop()
1377 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_request_sched_scan_stop()
1379 sched_scan_sdata = rcu_dereference_protected(local->sched_scan_sdata, in ieee80211_request_sched_scan_stop()
1380 lockdep_is_held(&local->mtx)); in ieee80211_request_sched_scan_stop()
1382 ret = drv_sched_scan_stop(local, sched_scan_sdata); in ieee80211_request_sched_scan_stop()
1384 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_request_sched_scan_stop()
1387 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_stop()
1394 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_results() local
1396 trace_api_sched_scan_results(local); in ieee80211_sched_scan_results()
1402 void ieee80211_sched_scan_end(struct ieee80211_local *local) in ieee80211_sched_scan_end() argument
1404 mutex_lock(&local->mtx); in ieee80211_sched_scan_end()
1406 if (!rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_sched_scan_end()
1407 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1411 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_sched_scan_end()
1414 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_sched_scan_end()
1416 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1418 cfg80211_sched_scan_stopped(local->hw.wiphy, 0); in ieee80211_sched_scan_end()
1423 struct ieee80211_local *local = in ieee80211_sched_scan_stopped_work() local
1427 ieee80211_sched_scan_end(local); in ieee80211_sched_scan_stopped_work()
1432 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_stopped() local
1434 trace_api_sched_scan_stopped(local); in ieee80211_sched_scan_stopped()
1441 if (local->in_reconfig) in ieee80211_sched_scan_stopped()
1444 schedule_work(&local->sched_scan_stopped_work); in ieee80211_sched_scan_stopped()