Lines Matching full:local
34 void ieee80211_rx_bss_put(struct ieee80211_local *local, in ieee80211_rx_bss_put() argument
39 cfg80211_put_bss(local->hw.wiphy, in ieee80211_rx_bss_put()
61 ieee80211_bss_info_update(struct ieee80211_local *local, in ieee80211_bss_info_update() argument
79 else if (ieee80211_hw_check(&local->hw, SIGNAL_DBM)) in ieee80211_bss_info_update()
81 else if (ieee80211_hw_check(&local->hw, SIGNAL_UNSPEC)) in ieee80211_bss_info_update()
82 bss_meta.signal = (rx_status->signal * 100) / local->hw.max_signal; in ieee80211_bss_info_update()
93 scan_sdata = rcu_dereference(local->scan_sdata); in ieee80211_bss_info_update()
98 ieee80211_calculate_rx_timestamp(local, rx_status, in ieee80211_bss_info_update()
105 cbss = cfg80211_inform_bss_frame_data(local->hw.wiphy, &bss_meta, in ieee80211_bss_info_update()
111 <= local->hw.wiphy->max_adj_channel_rssi_comp; in ieee80211_bss_info_update()
179 local->hw.wiphy->bands[rx_status->band]; in ieee80211_bss_info_update()
203 void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb) in ieee80211_scan_rx() argument
219 sdata1 = rcu_dereference(local->scan_sdata); in ieee80211_scan_rx()
220 sdata2 = rcu_dereference(local->sched_scan_sdata); in ieee80211_scan_rx()
230 scan_req = rcu_dereference(local->scan_req); in ieee80211_scan_rx()
231 sched_scan_req = rcu_dereference(local->sched_scan_req); in ieee80211_scan_rx()
260 channel = ieee80211_get_channel(local->hw.wiphy, rx_status->freq); in ieee80211_scan_rx()
265 bss = ieee80211_bss_info_update(local, rx_status, in ieee80211_scan_rx()
269 ieee80211_rx_bss_put(local, bss); in ieee80211_scan_rx()
291 static bool ieee80211_prep_hw_scan(struct ieee80211_local *local) in ieee80211_prep_hw_scan() argument
299 req = rcu_dereference_protected(local->scan_req, in ieee80211_prep_hw_scan()
300 lockdep_is_held(&local->mtx)); in ieee80211_prep_hw_scan()
302 if (test_bit(SCAN_HW_CANCELLED, &local->scanning)) in ieee80211_prep_hw_scan()
305 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in ieee80211_prep_hw_scan()
307 local->hw_scan_req->req.channels[i] = req->channels[i]; in ieee80211_prep_hw_scan()
314 if (local->hw_scan_band == NUM_NL80211_BANDS) in ieee80211_prep_hw_scan()
321 local->hw_scan_band) in ieee80211_prep_hw_scan()
323 local->hw_scan_req->req.channels[n_chans] = in ieee80211_prep_hw_scan()
329 local->hw_scan_band++; in ieee80211_prep_hw_scan()
333 local->hw_scan_req->req.n_channels = n_chans; in ieee80211_prep_hw_scan()
339 ielen = ieee80211_build_preq_ies(local, in ieee80211_prep_hw_scan()
340 (u8 *)local->hw_scan_req->req.ie, in ieee80211_prep_hw_scan()
341 local->hw_scan_ies_bufsize, in ieee80211_prep_hw_scan()
342 &local->hw_scan_req->ies, in ieee80211_prep_hw_scan()
346 local->hw_scan_req->req.ie_len = ielen; in ieee80211_prep_hw_scan()
347 local->hw_scan_req->req.no_cck = req->no_cck; in ieee80211_prep_hw_scan()
348 ether_addr_copy(local->hw_scan_req->req.mac_addr, req->mac_addr); in ieee80211_prep_hw_scan()
349 ether_addr_copy(local->hw_scan_req->req.mac_addr_mask, in ieee80211_prep_hw_scan()
351 ether_addr_copy(local->hw_scan_req->req.bssid, req->bssid); in ieee80211_prep_hw_scan()
358 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_scan_completed() local
359 bool hw_scan = local->ops->hw_scan; in __ieee80211_scan_completed()
360 bool was_scanning = local->scanning; in __ieee80211_scan_completed()
365 lockdep_assert_held(&local->mtx); in __ieee80211_scan_completed()
370 * local->scan_req next), but not to complete it in __ieee80211_scan_completed()
373 if (WARN_ON(!local->scanning && !aborted)) in __ieee80211_scan_completed()
376 if (WARN_ON(!local->scan_req)) in __ieee80211_scan_completed()
380 !ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS) && in __ieee80211_scan_completed()
381 ieee80211_prep_hw_scan(local)) { in __ieee80211_scan_completed()
384 rc = drv_hw_scan(local, in __ieee80211_scan_completed()
385 rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
386 lockdep_is_held(&local->mtx)), in __ieee80211_scan_completed()
387 local->hw_scan_req); in __ieee80211_scan_completed()
395 memset(&local->scan_info, 0, sizeof(local->scan_info)); in __ieee80211_scan_completed()
399 kfree(local->hw_scan_req); in __ieee80211_scan_completed()
400 local->hw_scan_req = NULL; in __ieee80211_scan_completed()
402 scan_req = rcu_dereference_protected(local->scan_req, in __ieee80211_scan_completed()
403 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
405 if (scan_req != local->int_scan_req) { in __ieee80211_scan_completed()
406 local->scan_info.aborted = aborted; in __ieee80211_scan_completed()
407 cfg80211_scan_done(scan_req, &local->scan_info); in __ieee80211_scan_completed()
409 RCU_INIT_POINTER(local->scan_req, NULL); in __ieee80211_scan_completed()
411 scan_sdata = rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
412 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
413 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_scan_completed()
415 local->scanning = 0; in __ieee80211_scan_completed()
416 local->scan_chandef.chan = NULL; in __ieee80211_scan_completed()
419 ieee80211_hw_config(local, 0); in __ieee80211_scan_completed()
422 ieee80211_configure_filter(local); in __ieee80211_scan_completed()
423 drv_sw_scan_complete(local, scan_sdata); in __ieee80211_scan_completed()
424 ieee80211_offchannel_return(local); in __ieee80211_scan_completed()
427 ieee80211_recalc_idle(local); in __ieee80211_scan_completed()
429 ieee80211_mlme_notify_scan_completed(local); in __ieee80211_scan_completed()
430 ieee80211_ibss_notify_scan_completed(local); in __ieee80211_scan_completed()
436 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in __ieee80211_scan_completed()
438 ieee80211_queue_work(&sdata->local->hw, &sdata->work); in __ieee80211_scan_completed()
442 ieee80211_start_next_roc(local); in __ieee80211_scan_completed()
448 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_scan_completed() local
450 trace_api_scan_completed(local, info->aborted); in ieee80211_scan_completed()
452 set_bit(SCAN_COMPLETED, &local->scanning); in ieee80211_scan_completed()
454 set_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_completed()
456 memcpy(&local->scan_info, info, sizeof(*info)); in ieee80211_scan_completed()
458 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, 0); in ieee80211_scan_completed()
462 static int ieee80211_start_sw_scan(struct ieee80211_local *local, in ieee80211_start_sw_scan() argument
466 if (local->use_chanctx) in ieee80211_start_sw_scan()
478 * Note that while local->sw_scanning is true everything else but in ieee80211_start_sw_scan()
482 drv_sw_scan_start(local, sdata, local->scan_addr); in ieee80211_start_sw_scan()
484 local->leave_oper_channel_time = jiffies; in ieee80211_start_sw_scan()
485 local->next_scan_state = SCAN_DECISION; in ieee80211_start_sw_scan()
486 local->scan_channel_idx = 0; in ieee80211_start_sw_scan()
488 ieee80211_offchannel_stop_vifs(local); in ieee80211_start_sw_scan()
491 ieee80211_flush_queues(local, NULL, false); in ieee80211_start_sw_scan()
493 ieee80211_configure_filter(local); in ieee80211_start_sw_scan()
496 ieee80211_hw_config(local, 0); in ieee80211_start_sw_scan()
498 ieee80211_queue_delayed_work(&local->hw, in ieee80211_start_sw_scan()
499 &local->scan_work, 0); in ieee80211_start_sw_scan()
504 static bool ieee80211_can_scan(struct ieee80211_local *local, in ieee80211_can_scan() argument
507 if (ieee80211_is_radar_required(local)) in ieee80211_can_scan()
510 if (!list_empty(&local->roc_list)) in ieee80211_can_scan()
520 void ieee80211_run_deferred_scan(struct ieee80211_local *local) in ieee80211_run_deferred_scan() argument
522 lockdep_assert_held(&local->mtx); in ieee80211_run_deferred_scan()
524 if (!local->scan_req || local->scanning) in ieee80211_run_deferred_scan()
527 if (!ieee80211_can_scan(local, in ieee80211_run_deferred_scan()
529 local->scan_sdata, in ieee80211_run_deferred_scan()
530 lockdep_is_held(&local->mtx)))) in ieee80211_run_deferred_scan()
533 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, in ieee80211_run_deferred_scan()
566 static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, in ieee80211_scan_state_send_probe() argument
572 enum nl80211_band band = local->hw.conf.chandef.chan->band; in ieee80211_scan_state_send_probe()
575 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_send_probe()
576 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
586 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_state_send_probe()
587 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
591 sdata, local->scan_addr, scan_req->bssid, in ieee80211_scan_state_send_probe()
595 tx_flags, local->hw.conf.chandef.chan); in ieee80211_scan_state_send_probe()
602 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_send_probe()
608 struct ieee80211_local *local = sdata->local; in __ieee80211_start_scan() local
611 lockdep_assert_held(&local->mtx); in __ieee80211_start_scan()
613 if (local->scan_req || ieee80211_is_radar_required(local)) in __ieee80211_start_scan()
616 if (!ieee80211_can_scan(local, sdata)) { in __ieee80211_start_scan()
618 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
619 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
623 if (local->ops->hw_scan) { in __ieee80211_start_scan()
626 local->hw_scan_ies_bufsize = local->scan_ies_len + req->ie_len; in __ieee80211_start_scan()
628 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in __ieee80211_start_scan()
639 local->hw_scan_ies_bufsize *= n_bands; in __ieee80211_start_scan()
642 local->hw_scan_req = kmalloc( in __ieee80211_start_scan()
643 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
645 local->hw_scan_ies_bufsize, GFP_KERNEL); in __ieee80211_start_scan()
646 if (!local->hw_scan_req) in __ieee80211_start_scan()
649 local->hw_scan_req->req.ssids = req->ssids; in __ieee80211_start_scan()
650 local->hw_scan_req->req.n_ssids = req->n_ssids; in __ieee80211_start_scan()
651 ies = (u8 *)local->hw_scan_req + in __ieee80211_start_scan()
652 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
654 local->hw_scan_req->req.ie = ies; in __ieee80211_start_scan()
655 local->hw_scan_req->req.flags = req->flags; in __ieee80211_start_scan()
656 eth_broadcast_addr(local->hw_scan_req->req.bssid); in __ieee80211_start_scan()
657 local->hw_scan_req->req.duration = req->duration; in __ieee80211_start_scan()
658 local->hw_scan_req->req.duration_mandatory = in __ieee80211_start_scan()
661 local->hw_scan_band = 0; in __ieee80211_start_scan()
664 * After allocating local->hw_scan_req, we must in __ieee80211_start_scan()
672 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
673 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
676 get_random_mask_addr(local->scan_addr, in __ieee80211_start_scan()
680 memcpy(local->scan_addr, sdata->vif.addr, ETH_ALEN); in __ieee80211_start_scan()
682 if (local->ops->hw_scan) { in __ieee80211_start_scan()
683 __set_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_start_scan()
685 (req->channels[0] == local->_oper_chandef.chan)) { in __ieee80211_start_scan()
692 __set_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning); in __ieee80211_start_scan()
694 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
698 drv_sw_scan_start(local, sdata, local->scan_addr); in __ieee80211_start_scan()
700 ieee80211_configure_filter(local); /* accept probe-responses */ in __ieee80211_start_scan()
703 ieee80211_hw_config(local, 0); in __ieee80211_start_scan()
710 ieee80211_scan_state_send_probe(local, &next_delay); in __ieee80211_start_scan()
715 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, in __ieee80211_start_scan()
720 __set_bit(SCAN_SW_SCANNING, &local->scanning); in __ieee80211_start_scan()
723 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
725 if (local->ops->hw_scan) { in __ieee80211_start_scan()
726 WARN_ON(!ieee80211_prep_hw_scan(local)); in __ieee80211_start_scan()
727 rc = drv_hw_scan(local, sdata, local->hw_scan_req); in __ieee80211_start_scan()
729 rc = ieee80211_start_sw_scan(local, sdata); in __ieee80211_start_scan()
733 kfree(local->hw_scan_req); in __ieee80211_start_scan()
734 local->hw_scan_req = NULL; in __ieee80211_start_scan()
735 local->scanning = 0; in __ieee80211_start_scan()
737 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
739 local->scan_req = NULL; in __ieee80211_start_scan()
740 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_start_scan()
758 static void ieee80211_scan_state_decision(struct ieee80211_local *local, in ieee80211_scan_state_decision() argument
774 mutex_lock(&local->iflist_mtx); in ieee80211_scan_state_decision()
775 list_for_each_entry(sdata, &local->interfaces, list) { in ieee80211_scan_state_decision()
790 mutex_unlock(&local->iflist_mtx); in ieee80211_scan_state_decision()
792 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_decision()
793 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_decision()
795 next_chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_decision()
807 local->leave_oper_channel_time + HZ / 8); in ieee80211_scan_state_decision()
820 local->next_scan_state = next_scan_state; in ieee80211_scan_state_decision()
825 static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, in ieee80211_scan_state_set_channel() argument
833 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_set_channel()
834 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_set_channel()
837 chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_set_channel()
839 local->scan_chandef.chan = chan; in ieee80211_scan_state_set_channel()
840 local->scan_chandef.center_freq1 = chan->center_freq; in ieee80211_scan_state_set_channel()
841 local->scan_chandef.center_freq2 = 0; in ieee80211_scan_state_set_channel()
844 local->scan_chandef.width = NL80211_CHAN_WIDTH_5; in ieee80211_scan_state_set_channel()
847 local->scan_chandef.width = NL80211_CHAN_WIDTH_10; in ieee80211_scan_state_set_channel()
854 &local->_oper_chandef); in ieee80211_scan_state_set_channel()
855 if (chan == local->_oper_chandef.chan && in ieee80211_scan_state_set_channel()
857 local->scan_chandef = local->_oper_chandef; in ieee80211_scan_state_set_channel()
859 local->scan_chandef.width = NL80211_CHAN_WIDTH_20_NOHT; in ieee80211_scan_state_set_channel()
863 if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) in ieee80211_scan_state_set_channel()
867 local->scan_channel_idx++; in ieee80211_scan_state_set_channel()
871 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
888 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
894 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_state_set_channel()
897 static void ieee80211_scan_state_suspend(struct ieee80211_local *local, in ieee80211_scan_state_suspend() argument
901 local->scan_chandef.chan = NULL; in ieee80211_scan_state_suspend()
902 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); in ieee80211_scan_state_suspend()
905 ieee80211_offchannel_return(local); in ieee80211_scan_state_suspend()
909 local->next_scan_state = SCAN_RESUME; in ieee80211_scan_state_suspend()
912 static void ieee80211_scan_state_resume(struct ieee80211_local *local, in ieee80211_scan_state_resume() argument
915 ieee80211_offchannel_stop_vifs(local); in ieee80211_scan_state_resume()
917 if (local->ops->flush) { in ieee80211_scan_state_resume()
918 ieee80211_flush_queues(local, NULL, false); in ieee80211_scan_state_resume()
924 local->leave_oper_channel_time = jiffies; in ieee80211_scan_state_resume()
927 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_resume()
932 struct ieee80211_local *local = in ieee80211_scan_work() local
939 mutex_lock(&local->mtx); in ieee80211_scan_work()
941 if (!ieee80211_can_run_worker(local)) { in ieee80211_scan_work()
946 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_work()
947 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
948 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_work()
949 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
952 if (test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning)) { in ieee80211_scan_work()
953 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
957 if (test_and_clear_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_work()
958 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
965 if (!local->scanning) { in ieee80211_scan_work()
968 RCU_INIT_POINTER(local->scan_req, NULL); in ieee80211_scan_work()
969 RCU_INIT_POINTER(local->scan_sdata, NULL); in ieee80211_scan_work()
974 rcu_assign_pointer(local->scan_req, scan_req); in ieee80211_scan_work()
991 switch (local->next_scan_state) { in ieee80211_scan_work()
994 if (local->scan_channel_idx >= scan_req->n_channels) { in ieee80211_scan_work()
998 ieee80211_scan_state_decision(local, &next_delay); in ieee80211_scan_work()
1001 ieee80211_scan_state_set_channel(local, &next_delay); in ieee80211_scan_work()
1004 ieee80211_scan_state_send_probe(local, &next_delay); in ieee80211_scan_work()
1007 ieee80211_scan_state_suspend(local, &next_delay); in ieee80211_scan_work()
1010 ieee80211_scan_state_resume(local, &next_delay); in ieee80211_scan_work()
1018 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, next_delay); in ieee80211_scan_work()
1022 __ieee80211_scan_completed(&local->hw, aborted); in ieee80211_scan_work()
1024 mutex_unlock(&local->mtx); in ieee80211_scan_work()
1032 mutex_lock(&sdata->local->mtx); in ieee80211_request_scan()
1034 mutex_unlock(&sdata->local->mtx); in ieee80211_request_scan()
1045 struct ieee80211_local *local = sdata->local; in ieee80211_request_ibss_scan() local
1049 mutex_lock(&local->mtx); in ieee80211_request_ibss_scan()
1052 if (local->scan_req) in ieee80211_request_ibss_scan()
1060 if (!local->hw.wiphy->bands[band]) in ieee80211_request_ibss_scan()
1063 max_n = local->hw.wiphy->bands[band]->n_channels; in ieee80211_request_ibss_scan()
1066 &local->hw.wiphy->bands[band]->channels[i]; in ieee80211_request_ibss_scan()
1072 local->int_scan_req->channels[n_ch] = tmp_ch; in ieee80211_request_ibss_scan()
1080 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1087 local->int_scan_req->channels[n_ch] = channels[i]; in ieee80211_request_ibss_scan()
1094 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1097 local->int_scan_req->ssids = &local->scan_ssid; in ieee80211_request_ibss_scan()
1098 local->int_scan_req->n_ssids = 1; in ieee80211_request_ibss_scan()
1099 local->int_scan_req->scan_width = scan_width; in ieee80211_request_ibss_scan()
1100 memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); in ieee80211_request_ibss_scan()
1101 local->int_scan_req->ssids[0].ssid_len = ssid_len; in ieee80211_request_ibss_scan()
1103 ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); in ieee80211_request_ibss_scan()
1105 mutex_unlock(&local->mtx); in ieee80211_request_ibss_scan()
1112 void ieee80211_scan_cancel(struct ieee80211_local *local) in ieee80211_scan_cancel() argument
1121 * local->hw_scan_req to operate on 5G band, what race with in ieee80211_scan_cancel()
1122 * driver which can use local->hw_scan_req in ieee80211_scan_cancel()
1132 mutex_lock(&local->mtx); in ieee80211_scan_cancel()
1133 if (!local->scan_req) in ieee80211_scan_cancel()
1141 if (test_bit(SCAN_HW_SCANNING, &local->scanning) && in ieee80211_scan_cancel()
1142 test_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_cancel()
1143 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1147 if (test_bit(SCAN_HW_SCANNING, &local->scanning)) { in ieee80211_scan_cancel()
1152 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1153 if (local->ops->cancel_hw_scan) in ieee80211_scan_cancel()
1154 drv_cancel_hw_scan(local, in ieee80211_scan_cancel()
1155 rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_cancel()
1156 lockdep_is_held(&local->mtx))); in ieee80211_scan_cancel()
1165 cancel_delayed_work(&local->scan_work); in ieee80211_scan_cancel()
1167 memset(&local->scan_info, 0, sizeof(local->scan_info)); in ieee80211_scan_cancel()
1168 __ieee80211_scan_completed(&local->hw, true); in ieee80211_scan_cancel()
1170 mutex_unlock(&local->mtx); in ieee80211_scan_cancel()
1176 struct ieee80211_local *local = sdata->local; in __ieee80211_request_sched_scan_start() local
1185 iebufsz = local->scan_ies_len + req->ie_len; in __ieee80211_request_sched_scan_start()
1187 lockdep_assert_held(&local->mtx); in __ieee80211_request_sched_scan_start()
1189 if (!local->ops->sched_scan_start) in __ieee80211_request_sched_scan_start()
1193 if (local->hw.wiphy->bands[i]) { in __ieee80211_request_sched_scan_start()
1211 ieee80211_build_preq_ies(local, ie, num_bands * iebufsz, in __ieee80211_request_sched_scan_start()
1216 ret = drv_sched_scan_start(local, sdata, req, &sched_scan_ies); in __ieee80211_request_sched_scan_start()
1218 rcu_assign_pointer(local->sched_scan_sdata, sdata); in __ieee80211_request_sched_scan_start()
1219 rcu_assign_pointer(local->sched_scan_req, req); in __ieee80211_request_sched_scan_start()
1227 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in __ieee80211_request_sched_scan_start()
1228 RCU_INIT_POINTER(local->sched_scan_req, NULL); in __ieee80211_request_sched_scan_start()
1237 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_start() local
1240 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_start()
1242 if (rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_request_sched_scan_start()
1243 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1249 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1253 int ieee80211_request_sched_scan_stop(struct ieee80211_local *local) in ieee80211_request_sched_scan_stop() argument
1258 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_stop()
1260 if (!local->ops->sched_scan_stop) { in ieee80211_request_sched_scan_stop()
1266 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_request_sched_scan_stop()
1268 sched_scan_sdata = rcu_dereference_protected(local->sched_scan_sdata, in ieee80211_request_sched_scan_stop()
1269 lockdep_is_held(&local->mtx)); in ieee80211_request_sched_scan_stop()
1271 ret = drv_sched_scan_stop(local, sched_scan_sdata); in ieee80211_request_sched_scan_stop()
1273 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_request_sched_scan_stop()
1276 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_stop()
1283 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_results() local
1285 trace_api_sched_scan_results(local); in ieee80211_sched_scan_results()
1291 void ieee80211_sched_scan_end(struct ieee80211_local *local) in ieee80211_sched_scan_end() argument
1293 mutex_lock(&local->mtx); in ieee80211_sched_scan_end()
1295 if (!rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_sched_scan_end()
1296 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1300 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_sched_scan_end()
1303 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_sched_scan_end()
1305 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1307 cfg80211_sched_scan_stopped(local->hw.wiphy, 0); in ieee80211_sched_scan_end()
1312 struct ieee80211_local *local = in ieee80211_sched_scan_stopped_work() local
1316 ieee80211_sched_scan_end(local); in ieee80211_sched_scan_stopped_work()
1321 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_stopped() local
1323 trace_api_sched_scan_stopped(local); in ieee80211_sched_scan_stopped()
1330 if (local->in_reconfig) in ieee80211_sched_scan_stopped()
1333 schedule_work(&local->sched_scan_stopped_work); in ieee80211_sched_scan_stopped()