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()
68 struct ieee80211_local *local = wiphy_priv(wiphy); in ieee80211_inform_bss() local
147 local->hw.wiphy->bands[rx_status->band]; in ieee80211_inform_bss()
164 ieee80211_bss_info_update(struct ieee80211_local *local, in ieee80211_bss_info_update() argument
185 else if (ieee80211_hw_check(&local->hw, SIGNAL_DBM)) in ieee80211_bss_info_update()
187 else if (ieee80211_hw_check(&local->hw, SIGNAL_UNSPEC)) in ieee80211_bss_info_update()
188 bss_meta.signal = (rx_status->signal * 100) / local->hw.max_signal; in ieee80211_bss_info_update()
199 scan_sdata = rcu_dereference(local->scan_sdata); in ieee80211_bss_info_update()
204 ieee80211_calculate_rx_timestamp(local, rx_status, in ieee80211_bss_info_update()
211 cbss = cfg80211_inform_bss_frame_data(local->hw.wiphy, &bss_meta, in ieee80211_bss_info_update()
242 void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb) in ieee80211_scan_rx() argument
269 sdata1 = rcu_dereference(local->scan_sdata); in ieee80211_scan_rx()
270 sdata2 = rcu_dereference(local->sched_scan_sdata); in ieee80211_scan_rx()
275 if (test_and_clear_bit(SCAN_BEACON_WAIT, &local->scanning)) { in ieee80211_scan_rx()
281 set_bit(SCAN_BEACON_DONE, &local->scanning); in ieee80211_scan_rx()
282 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, 0); in ieee80211_scan_rx()
285 channel = ieee80211_get_channel_khz(local->hw.wiphy, in ieee80211_scan_rx()
296 scan_req = rcu_dereference(local->scan_req); in ieee80211_scan_rx()
297 sched_scan_req = rcu_dereference(local->sched_scan_req); in ieee80211_scan_rx()
317 bss = ieee80211_bss_info_update(local, rx_status, in ieee80211_scan_rx()
321 ieee80211_rx_bss_put(local, bss); in ieee80211_scan_rx()
345 struct ieee80211_local *local = sdata->local; in ieee80211_prep_hw_scan() local
352 req = rcu_dereference_protected(local->scan_req, in ieee80211_prep_hw_scan()
353 lockdep_is_held(&local->mtx)); in ieee80211_prep_hw_scan()
355 if (test_bit(SCAN_HW_CANCELLED, &local->scanning)) in ieee80211_prep_hw_scan()
358 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in ieee80211_prep_hw_scan()
360 local->hw_scan_req->req.channels[i] = req->channels[i]; in ieee80211_prep_hw_scan()
367 if (local->hw_scan_band == NUM_NL80211_BANDS) in ieee80211_prep_hw_scan()
374 local->hw_scan_band) in ieee80211_prep_hw_scan()
376 local->hw_scan_req->req.channels[n_chans] = in ieee80211_prep_hw_scan()
382 local->hw_scan_band++; in ieee80211_prep_hw_scan()
386 local->hw_scan_req->req.n_channels = n_chans; in ieee80211_prep_hw_scan()
393 (u8 *)local->hw_scan_req->req.ie, in ieee80211_prep_hw_scan()
394 local->hw_scan_ies_bufsize, in ieee80211_prep_hw_scan()
395 &local->hw_scan_req->ies, in ieee80211_prep_hw_scan()
399 local->hw_scan_req->req.ie_len = ielen; in ieee80211_prep_hw_scan()
400 local->hw_scan_req->req.no_cck = req->no_cck; in ieee80211_prep_hw_scan()
401 ether_addr_copy(local->hw_scan_req->req.mac_addr, req->mac_addr); in ieee80211_prep_hw_scan()
402 ether_addr_copy(local->hw_scan_req->req.mac_addr_mask, in ieee80211_prep_hw_scan()
404 ether_addr_copy(local->hw_scan_req->req.bssid, req->bssid); in ieee80211_prep_hw_scan()
411 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_scan_completed() local
412 bool hw_scan = test_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_scan_completed()
413 bool was_scanning = local->scanning; in __ieee80211_scan_completed()
418 lockdep_assert_held(&local->mtx); in __ieee80211_scan_completed()
423 * local->scan_req next), but not to complete it in __ieee80211_scan_completed()
426 if (WARN_ON(!local->scanning && !aborted)) in __ieee80211_scan_completed()
429 if (WARN_ON(!local->scan_req)) in __ieee80211_scan_completed()
432 scan_sdata = rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
433 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
436 !ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS) && in __ieee80211_scan_completed()
440 rc = drv_hw_scan(local, in __ieee80211_scan_completed()
441 rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
442 lockdep_is_held(&local->mtx)), in __ieee80211_scan_completed()
443 local->hw_scan_req); in __ieee80211_scan_completed()
451 memset(&local->scan_info, 0, sizeof(local->scan_info)); in __ieee80211_scan_completed()
455 kfree(local->hw_scan_req); in __ieee80211_scan_completed()
456 local->hw_scan_req = NULL; in __ieee80211_scan_completed()
458 scan_req = rcu_dereference_protected(local->scan_req, in __ieee80211_scan_completed()
459 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
461 RCU_INIT_POINTER(local->scan_req, NULL); in __ieee80211_scan_completed()
462 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_scan_completed()
464 local->scanning = 0; in __ieee80211_scan_completed()
465 local->scan_chandef.chan = NULL; in __ieee80211_scan_completed()
469 if (scan_req != local->int_scan_req) { in __ieee80211_scan_completed()
470 local->scan_info.aborted = aborted; in __ieee80211_scan_completed()
471 cfg80211_scan_done(scan_req, &local->scan_info); in __ieee80211_scan_completed()
475 ieee80211_hw_config(local, 0); in __ieee80211_scan_completed()
478 ieee80211_configure_filter(local); in __ieee80211_scan_completed()
479 drv_sw_scan_complete(local, scan_sdata); in __ieee80211_scan_completed()
480 ieee80211_offchannel_return(local); in __ieee80211_scan_completed()
483 ieee80211_recalc_idle(local); in __ieee80211_scan_completed()
485 ieee80211_mlme_notify_scan_completed(local); in __ieee80211_scan_completed()
486 ieee80211_ibss_notify_scan_completed(local); in __ieee80211_scan_completed()
492 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in __ieee80211_scan_completed()
494 wiphy_work_queue(sdata->local->hw.wiphy, &sdata->work); in __ieee80211_scan_completed()
498 ieee80211_start_next_roc(local); in __ieee80211_scan_completed()
504 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_scan_completed() local
506 trace_api_scan_completed(local, info->aborted); in ieee80211_scan_completed()
508 set_bit(SCAN_COMPLETED, &local->scanning); in ieee80211_scan_completed()
510 set_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_completed()
512 memcpy(&local->scan_info, info, sizeof(*info)); in ieee80211_scan_completed()
514 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, 0); in ieee80211_scan_completed()
518 static int ieee80211_start_sw_scan(struct ieee80211_local *local, in ieee80211_start_sw_scan() argument
522 if (local->use_chanctx) in ieee80211_start_sw_scan()
534 * Note that while local->sw_scanning is true everything else but in ieee80211_start_sw_scan()
538 drv_sw_scan_start(local, sdata, local->scan_addr); in ieee80211_start_sw_scan()
540 local->leave_oper_channel_time = jiffies; in ieee80211_start_sw_scan()
541 local->next_scan_state = SCAN_DECISION; in ieee80211_start_sw_scan()
542 local->scan_channel_idx = 0; in ieee80211_start_sw_scan()
544 ieee80211_offchannel_stop_vifs(local); in ieee80211_start_sw_scan()
547 ieee80211_flush_queues(local, NULL, false); in ieee80211_start_sw_scan()
549 ieee80211_configure_filter(local); in ieee80211_start_sw_scan()
552 ieee80211_hw_config(local, 0); in ieee80211_start_sw_scan()
554 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, 0); in ieee80211_start_sw_scan()
561 struct ieee80211_local *local = sdata->local; in __ieee80211_can_leave_ch() local
564 if (!ieee80211_is_radar_required(local)) in __ieee80211_can_leave_ch()
567 if (!regulatory_pre_cac_allowed(local->hw.wiphy)) in __ieee80211_can_leave_ch()
570 mutex_lock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
571 list_for_each_entry(sdata_iter, &local->interfaces, list) { in __ieee80211_can_leave_ch()
573 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
577 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
582 static bool ieee80211_can_scan(struct ieee80211_local *local, in ieee80211_can_scan() argument
588 if (!list_empty(&local->roc_list)) in ieee80211_can_scan()
598 void ieee80211_run_deferred_scan(struct ieee80211_local *local) in ieee80211_run_deferred_scan() argument
600 lockdep_assert_held(&local->mtx); in ieee80211_run_deferred_scan()
602 if (!local->scan_req || local->scanning) in ieee80211_run_deferred_scan()
605 if (!ieee80211_can_scan(local, in ieee80211_run_deferred_scan()
607 local->scan_sdata, in ieee80211_run_deferred_scan()
608 lockdep_is_held(&local->mtx)))) in ieee80211_run_deferred_scan()
611 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in ieee80211_run_deferred_scan()
643 static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, in ieee80211_scan_state_send_probe() argument
649 enum nl80211_band band = local->hw.conf.chandef.chan->band; in ieee80211_scan_state_send_probe()
652 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_send_probe()
653 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
663 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_state_send_probe()
664 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
668 sdata, local->scan_addr, scan_req->bssid, in ieee80211_scan_state_send_probe()
672 tx_flags, local->hw.conf.chandef.chan); in ieee80211_scan_state_send_probe()
679 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_send_probe()
685 struct ieee80211_local *local = sdata->local; in __ieee80211_start_scan() local
686 bool hw_scan = local->ops->hw_scan; in __ieee80211_start_scan()
689 lockdep_assert_held(&local->mtx); in __ieee80211_start_scan()
691 if (local->scan_req) in __ieee80211_start_scan()
697 if (!ieee80211_can_scan(local, sdata)) { in __ieee80211_start_scan()
699 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
700 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
708 local->hw_scan_ies_bufsize = local->scan_ies_len + req->ie_len; in __ieee80211_start_scan()
710 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in __ieee80211_start_scan()
721 local->hw_scan_ies_bufsize *= n_bands; in __ieee80211_start_scan()
724 local->hw_scan_req = kmalloc( in __ieee80211_start_scan()
725 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
727 local->hw_scan_ies_bufsize, GFP_KERNEL); in __ieee80211_start_scan()
728 if (!local->hw_scan_req) in __ieee80211_start_scan()
731 local->hw_scan_req->req.ssids = req->ssids; in __ieee80211_start_scan()
732 local->hw_scan_req->req.n_ssids = req->n_ssids; in __ieee80211_start_scan()
733 ies = (u8 *)local->hw_scan_req + in __ieee80211_start_scan()
734 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
736 local->hw_scan_req->req.ie = ies; in __ieee80211_start_scan()
737 local->hw_scan_req->req.flags = req->flags; in __ieee80211_start_scan()
738 eth_broadcast_addr(local->hw_scan_req->req.bssid); in __ieee80211_start_scan()
739 local->hw_scan_req->req.duration = req->duration; in __ieee80211_start_scan()
740 local->hw_scan_req->req.duration_mandatory = in __ieee80211_start_scan()
743 local->hw_scan_band = 0; in __ieee80211_start_scan()
744 local->hw_scan_req->req.n_6ghz_params = req->n_6ghz_params; in __ieee80211_start_scan()
745 local->hw_scan_req->req.scan_6ghz_params = in __ieee80211_start_scan()
747 local->hw_scan_req->req.scan_6ghz = req->scan_6ghz; in __ieee80211_start_scan()
750 * After allocating local->hw_scan_req, we must in __ieee80211_start_scan()
758 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
759 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
762 get_random_mask_addr(local->scan_addr, in __ieee80211_start_scan()
766 memcpy(local->scan_addr, sdata->vif.addr, ETH_ALEN); in __ieee80211_start_scan()
769 __set_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_start_scan()
771 (req->channels[0] == local->_oper_chandef.chan)) { in __ieee80211_start_scan()
778 __set_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning); in __ieee80211_start_scan()
780 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
784 drv_sw_scan_start(local, sdata, local->scan_addr); in __ieee80211_start_scan()
786 ieee80211_configure_filter(local); /* accept probe-responses */ in __ieee80211_start_scan()
789 ieee80211_hw_config(local, 0); in __ieee80211_start_scan()
796 set_bit(SCAN_BEACON_WAIT, &local->scanning); in __ieee80211_start_scan()
798 ieee80211_scan_state_send_probe(local, &next_delay); in __ieee80211_start_scan()
803 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in __ieee80211_start_scan()
808 __set_bit(SCAN_SW_SCANNING, &local->scanning); in __ieee80211_start_scan()
811 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
815 rc = drv_hw_scan(local, sdata, local->hw_scan_req); in __ieee80211_start_scan()
817 rc = ieee80211_start_sw_scan(local, sdata); in __ieee80211_start_scan()
821 kfree(local->hw_scan_req); in __ieee80211_start_scan()
822 local->hw_scan_req = NULL; in __ieee80211_start_scan()
823 local->scanning = 0; in __ieee80211_start_scan()
825 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
827 local->scan_req = NULL; in __ieee80211_start_scan()
828 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_start_scan()
858 static void ieee80211_scan_state_decision(struct ieee80211_local *local, in ieee80211_scan_state_decision() argument
874 mutex_lock(&local->iflist_mtx); in ieee80211_scan_state_decision()
875 list_for_each_entry(sdata, &local->interfaces, list) { in ieee80211_scan_state_decision()
890 mutex_unlock(&local->iflist_mtx); in ieee80211_scan_state_decision()
892 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_decision()
893 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_decision()
895 next_chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_decision()
907 local->leave_oper_channel_time + HZ / 8); in ieee80211_scan_state_decision()
920 local->next_scan_state = next_scan_state; in ieee80211_scan_state_decision()
925 static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, in ieee80211_scan_state_set_channel() argument
933 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_set_channel()
934 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_set_channel()
937 chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_set_channel()
939 local->scan_chandef.chan = chan; in ieee80211_scan_state_set_channel()
940 local->scan_chandef.center_freq1 = chan->center_freq; in ieee80211_scan_state_set_channel()
941 local->scan_chandef.freq1_offset = chan->freq_offset; in ieee80211_scan_state_set_channel()
942 local->scan_chandef.center_freq2 = 0; in ieee80211_scan_state_set_channel()
950 local->scan_chandef.width = ieee80211_s1g_channel_width(chan); in ieee80211_scan_state_set_channel()
956 local->scan_chandef.width = NL80211_CHAN_WIDTH_5; in ieee80211_scan_state_set_channel()
959 local->scan_chandef.width = NL80211_CHAN_WIDTH_10; in ieee80211_scan_state_set_channel()
967 &local->_oper_chandef); in ieee80211_scan_state_set_channel()
968 if (chan == local->_oper_chandef.chan && in ieee80211_scan_state_set_channel()
970 local->scan_chandef = local->_oper_chandef; in ieee80211_scan_state_set_channel()
972 local->scan_chandef.width = NL80211_CHAN_WIDTH_20_NOHT; in ieee80211_scan_state_set_channel()
982 if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) in ieee80211_scan_state_set_channel()
986 local->scan_channel_idx++; in ieee80211_scan_state_set_channel()
990 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
1007 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
1009 set_bit(SCAN_BEACON_WAIT, &local->scanning); in ieee80211_scan_state_set_channel()
1015 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_state_set_channel()
1018 static void ieee80211_scan_state_suspend(struct ieee80211_local *local, in ieee80211_scan_state_suspend() argument
1022 local->scan_chandef.chan = NULL; in ieee80211_scan_state_suspend()
1023 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); in ieee80211_scan_state_suspend()
1026 ieee80211_offchannel_return(local); in ieee80211_scan_state_suspend()
1030 local->next_scan_state = SCAN_RESUME; in ieee80211_scan_state_suspend()
1033 static void ieee80211_scan_state_resume(struct ieee80211_local *local, in ieee80211_scan_state_resume() argument
1036 ieee80211_offchannel_stop_vifs(local); in ieee80211_scan_state_resume()
1038 if (local->ops->flush) { in ieee80211_scan_state_resume()
1039 ieee80211_flush_queues(local, NULL, false); in ieee80211_scan_state_resume()
1045 local->leave_oper_channel_time = jiffies; in ieee80211_scan_state_resume()
1048 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_resume()
1053 struct ieee80211_local *local = in ieee80211_scan_work() local
1060 mutex_lock(&local->mtx); in ieee80211_scan_work()
1062 if (!ieee80211_can_run_worker(local)) { in ieee80211_scan_work()
1067 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_work()
1068 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1069 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_work()
1070 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1073 if (test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning)) { in ieee80211_scan_work()
1074 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1078 if (test_and_clear_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_work()
1079 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1086 if (!local->scanning) { in ieee80211_scan_work()
1089 RCU_INIT_POINTER(local->scan_req, NULL); in ieee80211_scan_work()
1090 RCU_INIT_POINTER(local->scan_sdata, NULL); in ieee80211_scan_work()
1095 rcu_assign_pointer(local->scan_req, scan_req); in ieee80211_scan_work()
1102 clear_bit(SCAN_BEACON_WAIT, &local->scanning); in ieee80211_scan_work()
1114 if (test_and_clear_bit(SCAN_BEACON_DONE, &local->scanning) && in ieee80211_scan_work()
1115 local->next_scan_state == SCAN_DECISION) in ieee80211_scan_work()
1116 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_work()
1118 switch (local->next_scan_state) { in ieee80211_scan_work()
1121 if (local->scan_channel_idx >= scan_req->n_channels) { in ieee80211_scan_work()
1125 ieee80211_scan_state_decision(local, &next_delay); in ieee80211_scan_work()
1128 ieee80211_scan_state_set_channel(local, &next_delay); in ieee80211_scan_work()
1131 ieee80211_scan_state_send_probe(local, &next_delay); in ieee80211_scan_work()
1134 ieee80211_scan_state_suspend(local, &next_delay); in ieee80211_scan_work()
1137 ieee80211_scan_state_resume(local, &next_delay); in ieee80211_scan_work()
1145 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in ieee80211_scan_work()
1150 __ieee80211_scan_completed(&local->hw, aborted); in ieee80211_scan_work()
1152 mutex_unlock(&local->mtx); in ieee80211_scan_work()
1160 mutex_lock(&sdata->local->mtx); in ieee80211_request_scan()
1162 mutex_unlock(&sdata->local->mtx); in ieee80211_request_scan()
1173 struct ieee80211_local *local = sdata->local; in ieee80211_request_ibss_scan() local
1177 mutex_lock(&local->mtx); in ieee80211_request_ibss_scan()
1180 if (local->scan_req) in ieee80211_request_ibss_scan()
1188 if (!local->hw.wiphy->bands[band] || in ieee80211_request_ibss_scan()
1192 max_n = local->hw.wiphy->bands[band]->n_channels; in ieee80211_request_ibss_scan()
1195 &local->hw.wiphy->bands[band]->channels[i]; in ieee80211_request_ibss_scan()
1201 local->int_scan_req->channels[n_ch] = tmp_ch; in ieee80211_request_ibss_scan()
1209 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1216 local->int_scan_req->channels[n_ch] = channels[i]; in ieee80211_request_ibss_scan()
1223 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1226 local->int_scan_req->ssids = &local->scan_ssid; in ieee80211_request_ibss_scan()
1227 local->int_scan_req->n_ssids = 1; in ieee80211_request_ibss_scan()
1228 local->int_scan_req->scan_width = scan_width; in ieee80211_request_ibss_scan()
1229 memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); in ieee80211_request_ibss_scan()
1230 local->int_scan_req->ssids[0].ssid_len = ssid_len; in ieee80211_request_ibss_scan()
1232 ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); in ieee80211_request_ibss_scan()
1234 mutex_unlock(&local->mtx); in ieee80211_request_ibss_scan()
1238 void ieee80211_scan_cancel(struct ieee80211_local *local) in ieee80211_scan_cancel() argument
1241 lockdep_assert_wiphy(local->hw.wiphy); in ieee80211_scan_cancel()
1250 * local->hw_scan_req to operate on 5G band, what race with in ieee80211_scan_cancel()
1251 * driver which can use local->hw_scan_req in ieee80211_scan_cancel()
1261 mutex_lock(&local->mtx); in ieee80211_scan_cancel()
1262 if (!local->scan_req) in ieee80211_scan_cancel()
1270 if (test_bit(SCAN_HW_SCANNING, &local->scanning) && in ieee80211_scan_cancel()
1271 test_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_cancel()
1272 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1276 if (test_bit(SCAN_HW_SCANNING, &local->scanning)) { in ieee80211_scan_cancel()
1281 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1282 if (local->ops->cancel_hw_scan) in ieee80211_scan_cancel()
1283 drv_cancel_hw_scan(local, in ieee80211_scan_cancel()
1284 rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_cancel()
1285 lockdep_is_held(&local->mtx))); in ieee80211_scan_cancel()
1289 wiphy_delayed_work_cancel(local->hw.wiphy, &local->scan_work); in ieee80211_scan_cancel()
1291 memset(&local->scan_info, 0, sizeof(local->scan_info)); in ieee80211_scan_cancel()
1292 __ieee80211_scan_completed(&local->hw, true); in ieee80211_scan_cancel()
1294 mutex_unlock(&local->mtx); in ieee80211_scan_cancel()
1300 struct ieee80211_local *local = sdata->local; in __ieee80211_request_sched_scan_start() local
1309 iebufsz = local->scan_ies_len + req->ie_len; in __ieee80211_request_sched_scan_start()
1311 lockdep_assert_held(&local->mtx); in __ieee80211_request_sched_scan_start()
1313 if (!local->ops->sched_scan_start) in __ieee80211_request_sched_scan_start()
1317 if (local->hw.wiphy->bands[i]) { in __ieee80211_request_sched_scan_start()
1340 ret = drv_sched_scan_start(local, sdata, req, &sched_scan_ies); in __ieee80211_request_sched_scan_start()
1342 rcu_assign_pointer(local->sched_scan_sdata, sdata); in __ieee80211_request_sched_scan_start()
1343 rcu_assign_pointer(local->sched_scan_req, req); in __ieee80211_request_sched_scan_start()
1351 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in __ieee80211_request_sched_scan_start()
1352 RCU_INIT_POINTER(local->sched_scan_req, NULL); in __ieee80211_request_sched_scan_start()
1361 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_start() local
1364 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_start()
1366 if (rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_request_sched_scan_start()
1367 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1373 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1377 int ieee80211_request_sched_scan_stop(struct ieee80211_local *local) in ieee80211_request_sched_scan_stop() argument
1382 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_stop()
1384 if (!local->ops->sched_scan_stop) { in ieee80211_request_sched_scan_stop()
1390 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_request_sched_scan_stop()
1392 sched_scan_sdata = rcu_dereference_protected(local->sched_scan_sdata, in ieee80211_request_sched_scan_stop()
1393 lockdep_is_held(&local->mtx)); in ieee80211_request_sched_scan_stop()
1395 ret = drv_sched_scan_stop(local, sched_scan_sdata); in ieee80211_request_sched_scan_stop()
1397 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_request_sched_scan_stop()
1400 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_stop()
1407 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_results() local
1409 trace_api_sched_scan_results(local); in ieee80211_sched_scan_results()
1415 void ieee80211_sched_scan_end(struct ieee80211_local *local) in ieee80211_sched_scan_end() argument
1417 mutex_lock(&local->mtx); in ieee80211_sched_scan_end()
1419 if (!rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_sched_scan_end()
1420 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1424 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_sched_scan_end()
1427 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_sched_scan_end()
1429 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1431 cfg80211_sched_scan_stopped_locked(local->hw.wiphy, 0); in ieee80211_sched_scan_end()
1437 struct ieee80211_local *local = in ieee80211_sched_scan_stopped_work() local
1441 ieee80211_sched_scan_end(local); in ieee80211_sched_scan_stopped_work()
1446 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_stopped() local
1448 trace_api_sched_scan_stopped(local); in ieee80211_sched_scan_stopped()
1455 if (local->in_reconfig) in ieee80211_sched_scan_stopped()
1458 wiphy_work_queue(hw->wiphy, &local->sched_scan_stopped_work); in ieee80211_sched_scan_stopped()