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
353 req = rcu_dereference_protected(local->scan_req, in ieee80211_prep_hw_scan()
354 lockdep_is_held(&local->mtx)); in ieee80211_prep_hw_scan()
356 if (test_bit(SCAN_HW_CANCELLED, &local->scanning)) in ieee80211_prep_hw_scan()
359 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in ieee80211_prep_hw_scan()
360 local->hw_scan_req->req.n_channels = req->n_channels; in ieee80211_prep_hw_scan()
363 local->hw_scan_req->req.channels[i] = req->channels[i]; in ieee80211_prep_hw_scan()
368 if (local->hw_scan_band == NUM_NL80211_BANDS) in ieee80211_prep_hw_scan()
371 n_chans = &local->hw_scan_req->req.n_channels; in ieee80211_prep_hw_scan()
376 local->hw_scan_band) in ieee80211_prep_hw_scan()
378 local->hw_scan_req->req.channels[(*n_chans)++] = in ieee80211_prep_hw_scan()
384 local->hw_scan_band++; in ieee80211_prep_hw_scan()
394 (u8 *)local->hw_scan_req->req.ie, in ieee80211_prep_hw_scan()
395 local->hw_scan_ies_bufsize, in ieee80211_prep_hw_scan()
396 &local->hw_scan_req->ies, in ieee80211_prep_hw_scan()
400 local->hw_scan_req->req.ie_len = ielen; in ieee80211_prep_hw_scan()
401 local->hw_scan_req->req.no_cck = req->no_cck; in ieee80211_prep_hw_scan()
402 ether_addr_copy(local->hw_scan_req->req.mac_addr, req->mac_addr); in ieee80211_prep_hw_scan()
403 ether_addr_copy(local->hw_scan_req->req.mac_addr_mask, in ieee80211_prep_hw_scan()
405 ether_addr_copy(local->hw_scan_req->req.bssid, req->bssid); in ieee80211_prep_hw_scan()
412 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_scan_completed() local
413 bool hw_scan = test_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_scan_completed()
414 bool was_scanning = local->scanning; in __ieee80211_scan_completed()
419 lockdep_assert_held(&local->mtx); in __ieee80211_scan_completed()
424 * local->scan_req next), but not to complete it in __ieee80211_scan_completed()
427 if (WARN_ON(!local->scanning && !aborted)) in __ieee80211_scan_completed()
430 if (WARN_ON(!local->scan_req)) in __ieee80211_scan_completed()
433 scan_sdata = rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
434 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
437 !ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS) && in __ieee80211_scan_completed()
441 rc = drv_hw_scan(local, in __ieee80211_scan_completed()
442 rcu_dereference_protected(local->scan_sdata, in __ieee80211_scan_completed()
443 lockdep_is_held(&local->mtx)), in __ieee80211_scan_completed()
444 local->hw_scan_req); in __ieee80211_scan_completed()
452 memset(&local->scan_info, 0, sizeof(local->scan_info)); in __ieee80211_scan_completed()
456 kfree(local->hw_scan_req); in __ieee80211_scan_completed()
457 local->hw_scan_req = NULL; in __ieee80211_scan_completed()
459 scan_req = rcu_dereference_protected(local->scan_req, in __ieee80211_scan_completed()
460 lockdep_is_held(&local->mtx)); in __ieee80211_scan_completed()
462 RCU_INIT_POINTER(local->scan_req, NULL); in __ieee80211_scan_completed()
463 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_scan_completed()
465 local->scanning = 0; in __ieee80211_scan_completed()
466 local->scan_chandef.chan = NULL; in __ieee80211_scan_completed()
470 if (scan_req != local->int_scan_req) { in __ieee80211_scan_completed()
471 local->scan_info.aborted = aborted; in __ieee80211_scan_completed()
472 cfg80211_scan_done(scan_req, &local->scan_info); in __ieee80211_scan_completed()
476 ieee80211_hw_config(local, 0); in __ieee80211_scan_completed()
479 ieee80211_configure_filter(local); in __ieee80211_scan_completed()
480 drv_sw_scan_complete(local, scan_sdata); in __ieee80211_scan_completed()
481 ieee80211_offchannel_return(local); in __ieee80211_scan_completed()
484 ieee80211_recalc_idle(local); in __ieee80211_scan_completed()
486 ieee80211_mlme_notify_scan_completed(local); in __ieee80211_scan_completed()
487 ieee80211_ibss_notify_scan_completed(local); in __ieee80211_scan_completed()
493 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in __ieee80211_scan_completed()
495 wiphy_work_queue(sdata->local->hw.wiphy, &sdata->work); in __ieee80211_scan_completed()
499 ieee80211_start_next_roc(local); in __ieee80211_scan_completed()
505 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_scan_completed() local
507 trace_api_scan_completed(local, info->aborted); in ieee80211_scan_completed()
509 set_bit(SCAN_COMPLETED, &local->scanning); in ieee80211_scan_completed()
511 set_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_completed()
513 memcpy(&local->scan_info, info, sizeof(*info)); in ieee80211_scan_completed()
515 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, 0); in ieee80211_scan_completed()
519 static int ieee80211_start_sw_scan(struct ieee80211_local *local, in ieee80211_start_sw_scan() argument
523 if (local->use_chanctx) in ieee80211_start_sw_scan()
535 * Note that while local->sw_scanning is true everything else but in ieee80211_start_sw_scan()
539 drv_sw_scan_start(local, sdata, local->scan_addr); in ieee80211_start_sw_scan()
541 local->leave_oper_channel_time = jiffies; in ieee80211_start_sw_scan()
542 local->next_scan_state = SCAN_DECISION; in ieee80211_start_sw_scan()
543 local->scan_channel_idx = 0; in ieee80211_start_sw_scan()
545 ieee80211_offchannel_stop_vifs(local); in ieee80211_start_sw_scan()
548 ieee80211_flush_queues(local, NULL, false); in ieee80211_start_sw_scan()
550 ieee80211_configure_filter(local); in ieee80211_start_sw_scan()
553 ieee80211_hw_config(local, 0); in ieee80211_start_sw_scan()
555 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, 0); in ieee80211_start_sw_scan()
562 struct ieee80211_local *local = sdata->local; in __ieee80211_can_leave_ch() local
565 if (!ieee80211_is_radar_required(local)) in __ieee80211_can_leave_ch()
568 if (!regulatory_pre_cac_allowed(local->hw.wiphy)) in __ieee80211_can_leave_ch()
571 mutex_lock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
572 list_for_each_entry(sdata_iter, &local->interfaces, list) { in __ieee80211_can_leave_ch()
574 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
578 mutex_unlock(&local->iflist_mtx); in __ieee80211_can_leave_ch()
583 static bool ieee80211_can_scan(struct ieee80211_local *local, in ieee80211_can_scan() argument
589 if (!list_empty(&local->roc_list)) in ieee80211_can_scan()
599 void ieee80211_run_deferred_scan(struct ieee80211_local *local) in ieee80211_run_deferred_scan() argument
601 lockdep_assert_held(&local->mtx); in ieee80211_run_deferred_scan()
603 if (!local->scan_req || local->scanning) in ieee80211_run_deferred_scan()
606 if (!ieee80211_can_scan(local, in ieee80211_run_deferred_scan()
608 local->scan_sdata, in ieee80211_run_deferred_scan()
609 lockdep_is_held(&local->mtx)))) in ieee80211_run_deferred_scan()
612 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in ieee80211_run_deferred_scan()
645 static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, in ieee80211_scan_state_send_probe() argument
651 enum nl80211_band band = local->hw.conf.chandef.chan->band; in ieee80211_scan_state_send_probe()
654 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_send_probe()
655 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
665 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_state_send_probe()
666 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_send_probe()
670 sdata, local->scan_addr, scan_req->bssid, in ieee80211_scan_state_send_probe()
674 tx_flags, local->hw.conf.chandef.chan); in ieee80211_scan_state_send_probe()
681 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_send_probe()
687 struct ieee80211_local *local = sdata->local; in __ieee80211_start_scan() local
688 bool hw_scan = local->ops->hw_scan; in __ieee80211_start_scan()
691 lockdep_assert_held(&local->mtx); in __ieee80211_start_scan()
693 if (local->scan_req) in __ieee80211_start_scan()
699 if (!ieee80211_can_scan(local, sdata)) { in __ieee80211_start_scan()
701 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
702 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
710 local->hw_scan_ies_bufsize = local->scan_ies_len + req->ie_len; in __ieee80211_start_scan()
712 if (ieee80211_hw_check(&local->hw, SINGLE_SCAN_ON_ALL_BANDS)) { in __ieee80211_start_scan()
723 local->hw_scan_ies_bufsize *= n_bands; in __ieee80211_start_scan()
726 local->hw_scan_req = kmalloc(struct_size(local->hw_scan_req, in __ieee80211_start_scan()
729 local->hw_scan_ies_bufsize, in __ieee80211_start_scan()
731 if (!local->hw_scan_req) in __ieee80211_start_scan()
734 local->hw_scan_req->req.ssids = req->ssids; in __ieee80211_start_scan()
735 local->hw_scan_req->req.n_ssids = req->n_ssids; in __ieee80211_start_scan()
739 local->hw_scan_req->req.n_channels = req->n_channels; in __ieee80211_start_scan()
741 ies = (u8 *)local->hw_scan_req + in __ieee80211_start_scan()
742 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
744 local->hw_scan_req->req.ie = ies; in __ieee80211_start_scan()
745 local->hw_scan_req->req.flags = req->flags; in __ieee80211_start_scan()
746 eth_broadcast_addr(local->hw_scan_req->req.bssid); in __ieee80211_start_scan()
747 local->hw_scan_req->req.duration = req->duration; in __ieee80211_start_scan()
748 local->hw_scan_req->req.duration_mandatory = in __ieee80211_start_scan()
751 local->hw_scan_band = 0; in __ieee80211_start_scan()
752 local->hw_scan_req->req.n_6ghz_params = req->n_6ghz_params; in __ieee80211_start_scan()
753 local->hw_scan_req->req.scan_6ghz_params = in __ieee80211_start_scan()
755 local->hw_scan_req->req.scan_6ghz = req->scan_6ghz; in __ieee80211_start_scan()
758 * After allocating local->hw_scan_req, we must in __ieee80211_start_scan()
766 rcu_assign_pointer(local->scan_req, req); in __ieee80211_start_scan()
767 rcu_assign_pointer(local->scan_sdata, sdata); in __ieee80211_start_scan()
770 get_random_mask_addr(local->scan_addr, in __ieee80211_start_scan()
774 memcpy(local->scan_addr, sdata->vif.addr, ETH_ALEN); in __ieee80211_start_scan()
777 __set_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_start_scan()
779 (req->channels[0] == local->_oper_chandef.chan)) { in __ieee80211_start_scan()
786 __set_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning); in __ieee80211_start_scan()
788 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
792 drv_sw_scan_start(local, sdata, local->scan_addr); in __ieee80211_start_scan()
794 ieee80211_configure_filter(local); /* accept probe-responses */ in __ieee80211_start_scan()
797 ieee80211_hw_config(local, 0); in __ieee80211_start_scan()
804 set_bit(SCAN_BEACON_WAIT, &local->scanning); in __ieee80211_start_scan()
806 ieee80211_scan_state_send_probe(local, &next_delay); in __ieee80211_start_scan()
811 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in __ieee80211_start_scan()
816 __set_bit(SCAN_SW_SCANNING, &local->scanning); in __ieee80211_start_scan()
819 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
823 rc = drv_hw_scan(local, sdata, local->hw_scan_req); in __ieee80211_start_scan()
825 rc = ieee80211_start_sw_scan(local, sdata); in __ieee80211_start_scan()
829 kfree(local->hw_scan_req); in __ieee80211_start_scan()
830 local->hw_scan_req = NULL; in __ieee80211_start_scan()
831 local->scanning = 0; in __ieee80211_start_scan()
833 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
835 local->scan_req = NULL; in __ieee80211_start_scan()
836 RCU_INIT_POINTER(local->scan_sdata, NULL); in __ieee80211_start_scan()
866 static void ieee80211_scan_state_decision(struct ieee80211_local *local, in ieee80211_scan_state_decision() argument
882 mutex_lock(&local->iflist_mtx); in ieee80211_scan_state_decision()
883 list_for_each_entry(sdata, &local->interfaces, list) { in ieee80211_scan_state_decision()
898 mutex_unlock(&local->iflist_mtx); in ieee80211_scan_state_decision()
900 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_decision()
901 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_decision()
903 next_chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_decision()
915 local->leave_oper_channel_time + HZ / 8); in ieee80211_scan_state_decision()
928 local->next_scan_state = next_scan_state; in ieee80211_scan_state_decision()
933 static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, in ieee80211_scan_state_set_channel() argument
941 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_state_set_channel()
942 lockdep_is_held(&local->mtx)); in ieee80211_scan_state_set_channel()
945 chan = scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_set_channel()
947 local->scan_chandef.chan = chan; in ieee80211_scan_state_set_channel()
948 local->scan_chandef.center_freq1 = chan->center_freq; in ieee80211_scan_state_set_channel()
949 local->scan_chandef.freq1_offset = chan->freq_offset; in ieee80211_scan_state_set_channel()
950 local->scan_chandef.center_freq2 = 0; in ieee80211_scan_state_set_channel()
958 local->scan_chandef.width = ieee80211_s1g_channel_width(chan); in ieee80211_scan_state_set_channel()
964 local->scan_chandef.width = NL80211_CHAN_WIDTH_5; in ieee80211_scan_state_set_channel()
967 local->scan_chandef.width = NL80211_CHAN_WIDTH_10; in ieee80211_scan_state_set_channel()
975 &local->_oper_chandef); in ieee80211_scan_state_set_channel()
976 if (chan == local->_oper_chandef.chan && in ieee80211_scan_state_set_channel()
978 local->scan_chandef = local->_oper_chandef; in ieee80211_scan_state_set_channel()
980 local->scan_chandef.width = NL80211_CHAN_WIDTH_20_NOHT; in ieee80211_scan_state_set_channel()
990 if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) in ieee80211_scan_state_set_channel()
994 local->scan_channel_idx++; in ieee80211_scan_state_set_channel()
998 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
1015 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
1017 set_bit(SCAN_BEACON_WAIT, &local->scanning); in ieee80211_scan_state_set_channel()
1023 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_state_set_channel()
1026 static void ieee80211_scan_state_suspend(struct ieee80211_local *local, in ieee80211_scan_state_suspend() argument
1030 local->scan_chandef.chan = NULL; in ieee80211_scan_state_suspend()
1031 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); in ieee80211_scan_state_suspend()
1034 ieee80211_offchannel_return(local); in ieee80211_scan_state_suspend()
1038 local->next_scan_state = SCAN_RESUME; in ieee80211_scan_state_suspend()
1041 static void ieee80211_scan_state_resume(struct ieee80211_local *local, in ieee80211_scan_state_resume() argument
1044 ieee80211_offchannel_stop_vifs(local); in ieee80211_scan_state_resume()
1046 if (local->ops->flush) { in ieee80211_scan_state_resume()
1047 ieee80211_flush_queues(local, NULL, false); in ieee80211_scan_state_resume()
1053 local->leave_oper_channel_time = jiffies; in ieee80211_scan_state_resume()
1056 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_resume()
1061 struct ieee80211_local *local = in ieee80211_scan_work() local
1068 mutex_lock(&local->mtx); in ieee80211_scan_work()
1070 if (!ieee80211_can_run_worker(local)) { in ieee80211_scan_work()
1075 sdata = rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_work()
1076 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1077 scan_req = rcu_dereference_protected(local->scan_req, in ieee80211_scan_work()
1078 lockdep_is_held(&local->mtx)); in ieee80211_scan_work()
1081 if (test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning)) { in ieee80211_scan_work()
1082 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1086 if (test_and_clear_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_work()
1087 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
1094 if (!local->scanning) { in ieee80211_scan_work()
1097 RCU_INIT_POINTER(local->scan_req, NULL); in ieee80211_scan_work()
1098 RCU_INIT_POINTER(local->scan_sdata, NULL); in ieee80211_scan_work()
1103 rcu_assign_pointer(local->scan_req, scan_req); in ieee80211_scan_work()
1110 clear_bit(SCAN_BEACON_WAIT, &local->scanning); in ieee80211_scan_work()
1122 if (test_and_clear_bit(SCAN_BEACON_DONE, &local->scanning) && in ieee80211_scan_work()
1123 local->next_scan_state == SCAN_DECISION) in ieee80211_scan_work()
1124 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_work()
1126 switch (local->next_scan_state) { in ieee80211_scan_work()
1129 if (local->scan_channel_idx >= scan_req->n_channels) { in ieee80211_scan_work()
1133 ieee80211_scan_state_decision(local, &next_delay); in ieee80211_scan_work()
1136 ieee80211_scan_state_set_channel(local, &next_delay); in ieee80211_scan_work()
1139 ieee80211_scan_state_send_probe(local, &next_delay); in ieee80211_scan_work()
1142 ieee80211_scan_state_suspend(local, &next_delay); in ieee80211_scan_work()
1145 ieee80211_scan_state_resume(local, &next_delay); in ieee80211_scan_work()
1153 wiphy_delayed_work_queue(local->hw.wiphy, &local->scan_work, in ieee80211_scan_work()
1158 __ieee80211_scan_completed(&local->hw, aborted); in ieee80211_scan_work()
1160 mutex_unlock(&local->mtx); in ieee80211_scan_work()
1168 mutex_lock(&sdata->local->mtx); in ieee80211_request_scan()
1170 mutex_unlock(&sdata->local->mtx); in ieee80211_request_scan()
1181 struct ieee80211_local *local = sdata->local; in ieee80211_request_ibss_scan() local
1185 mutex_lock(&local->mtx); in ieee80211_request_ibss_scan()
1188 if (local->scan_req) in ieee80211_request_ibss_scan()
1196 if (!local->hw.wiphy->bands[band] || in ieee80211_request_ibss_scan()
1200 max_n = local->hw.wiphy->bands[band]->n_channels; in ieee80211_request_ibss_scan()
1203 &local->hw.wiphy->bands[band]->channels[i]; in ieee80211_request_ibss_scan()
1209 local->int_scan_req->channels[n_ch] = tmp_ch; in ieee80211_request_ibss_scan()
1217 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1224 local->int_scan_req->channels[n_ch] = channels[i]; in ieee80211_request_ibss_scan()
1231 local->int_scan_req->n_channels = n_ch; in ieee80211_request_ibss_scan()
1234 local->int_scan_req->ssids = &local->scan_ssid; in ieee80211_request_ibss_scan()
1235 local->int_scan_req->n_ssids = 1; in ieee80211_request_ibss_scan()
1236 local->int_scan_req->scan_width = scan_width; in ieee80211_request_ibss_scan()
1237 memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); in ieee80211_request_ibss_scan()
1238 local->int_scan_req->ssids[0].ssid_len = ssid_len; in ieee80211_request_ibss_scan()
1240 ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); in ieee80211_request_ibss_scan()
1242 mutex_unlock(&local->mtx); in ieee80211_request_ibss_scan()
1246 void ieee80211_scan_cancel(struct ieee80211_local *local) in ieee80211_scan_cancel() argument
1249 lockdep_assert_wiphy(local->hw.wiphy); in ieee80211_scan_cancel()
1258 * local->hw_scan_req to operate on 5G band, what race with in ieee80211_scan_cancel()
1259 * driver which can use local->hw_scan_req in ieee80211_scan_cancel()
1269 mutex_lock(&local->mtx); in ieee80211_scan_cancel()
1270 if (!local->scan_req) in ieee80211_scan_cancel()
1278 if (test_bit(SCAN_HW_SCANNING, &local->scanning) && in ieee80211_scan_cancel()
1279 test_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_cancel()
1280 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1284 if (test_bit(SCAN_HW_SCANNING, &local->scanning)) { in ieee80211_scan_cancel()
1289 set_bit(SCAN_HW_CANCELLED, &local->scanning); in ieee80211_scan_cancel()
1290 if (local->ops->cancel_hw_scan) in ieee80211_scan_cancel()
1291 drv_cancel_hw_scan(local, in ieee80211_scan_cancel()
1292 rcu_dereference_protected(local->scan_sdata, in ieee80211_scan_cancel()
1293 lockdep_is_held(&local->mtx))); in ieee80211_scan_cancel()
1297 wiphy_delayed_work_cancel(local->hw.wiphy, &local->scan_work); in ieee80211_scan_cancel()
1299 memset(&local->scan_info, 0, sizeof(local->scan_info)); in ieee80211_scan_cancel()
1300 __ieee80211_scan_completed(&local->hw, true); in ieee80211_scan_cancel()
1302 mutex_unlock(&local->mtx); in ieee80211_scan_cancel()
1308 struct ieee80211_local *local = sdata->local; in __ieee80211_request_sched_scan_start() local
1317 iebufsz = local->scan_ies_len + req->ie_len; in __ieee80211_request_sched_scan_start()
1319 lockdep_assert_held(&local->mtx); in __ieee80211_request_sched_scan_start()
1321 if (!local->ops->sched_scan_start) in __ieee80211_request_sched_scan_start()
1325 if (local->hw.wiphy->bands[i]) { in __ieee80211_request_sched_scan_start()
1348 ret = drv_sched_scan_start(local, sdata, req, &sched_scan_ies); in __ieee80211_request_sched_scan_start()
1350 rcu_assign_pointer(local->sched_scan_sdata, sdata); in __ieee80211_request_sched_scan_start()
1351 rcu_assign_pointer(local->sched_scan_req, req); in __ieee80211_request_sched_scan_start()
1359 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in __ieee80211_request_sched_scan_start()
1360 RCU_INIT_POINTER(local->sched_scan_req, NULL); in __ieee80211_request_sched_scan_start()
1369 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_start() local
1372 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_start()
1374 if (rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_request_sched_scan_start()
1375 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1381 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_start()
1385 int ieee80211_request_sched_scan_stop(struct ieee80211_local *local) in ieee80211_request_sched_scan_stop() argument
1390 mutex_lock(&local->mtx); in ieee80211_request_sched_scan_stop()
1392 if (!local->ops->sched_scan_stop) { in ieee80211_request_sched_scan_stop()
1398 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_request_sched_scan_stop()
1400 sched_scan_sdata = rcu_dereference_protected(local->sched_scan_sdata, in ieee80211_request_sched_scan_stop()
1401 lockdep_is_held(&local->mtx)); in ieee80211_request_sched_scan_stop()
1403 ret = drv_sched_scan_stop(local, sched_scan_sdata); in ieee80211_request_sched_scan_stop()
1405 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_request_sched_scan_stop()
1408 mutex_unlock(&local->mtx); in ieee80211_request_sched_scan_stop()
1415 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_results() local
1417 trace_api_sched_scan_results(local); in ieee80211_sched_scan_results()
1423 void ieee80211_sched_scan_end(struct ieee80211_local *local) in ieee80211_sched_scan_end() argument
1425 mutex_lock(&local->mtx); in ieee80211_sched_scan_end()
1427 if (!rcu_access_pointer(local->sched_scan_sdata)) { in ieee80211_sched_scan_end()
1428 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1432 RCU_INIT_POINTER(local->sched_scan_sdata, NULL); in ieee80211_sched_scan_end()
1435 RCU_INIT_POINTER(local->sched_scan_req, NULL); in ieee80211_sched_scan_end()
1437 mutex_unlock(&local->mtx); in ieee80211_sched_scan_end()
1439 cfg80211_sched_scan_stopped_locked(local->hw.wiphy, 0); in ieee80211_sched_scan_end()
1445 struct ieee80211_local *local = in ieee80211_sched_scan_stopped_work() local
1449 ieee80211_sched_scan_end(local); in ieee80211_sched_scan_stopped_work()
1454 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_stopped() local
1456 trace_api_sched_scan_stopped(local); in ieee80211_sched_scan_stopped()
1463 if (local->in_reconfig) in ieee80211_sched_scan_stopped()
1466 wiphy_work_queue(hw->wiphy, &local->sched_scan_stopped_work); in ieee80211_sched_scan_stopped()