Lines Matching full:local
32 ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, in ieee80211_rx_bss_get() argument
37 cbss = cfg80211_get_bss(local->hw.wiphy, in ieee80211_rx_bss_get()
38 ieee80211_get_channel(local->hw.wiphy, freq), in ieee80211_rx_bss_get()
53 void ieee80211_rx_bss_put(struct ieee80211_local *local, in ieee80211_rx_bss_put() argument
79 ieee80211_bss_info_update(struct ieee80211_local *local, in ieee80211_bss_info_update() argument
92 if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) in ieee80211_bss_info_update()
94 else if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) in ieee80211_bss_info_update()
95 signal = (rx_status->signal * 100) / local->hw.max_signal; in ieee80211_bss_info_update()
97 cbss = cfg80211_inform_bss_frame(local->hw.wiphy, channel, in ieee80211_bss_info_update()
205 channel = ieee80211_get_channel(sdata->local->hw.wiphy, freq); in ieee80211_scan_rx()
210 bss = ieee80211_bss_info_update(sdata->local, rx_status, in ieee80211_scan_rx()
214 ieee80211_rx_bss_put(sdata->local, bss); in ieee80211_scan_rx()
216 if (channel == sdata->local->oper_channel) in ieee80211_scan_rx()
224 static bool ieee80211_prep_hw_scan(struct ieee80211_local *local) in ieee80211_prep_hw_scan() argument
226 struct cfg80211_scan_request *req = local->scan_req; in ieee80211_prep_hw_scan()
231 if (local->hw_scan_band == IEEE80211_NUM_BANDS) in ieee80211_prep_hw_scan()
234 band = local->hw_scan_band; in ieee80211_prep_hw_scan()
238 local->hw_scan_req->channels[n_chans] = in ieee80211_prep_hw_scan()
244 local->hw_scan_band++; in ieee80211_prep_hw_scan()
247 local->hw_scan_req->n_channels = n_chans; in ieee80211_prep_hw_scan()
249 ielen = ieee80211_build_preq_ies(local, (u8 *)local->hw_scan_req->ie, in ieee80211_prep_hw_scan()
252 local->hw_scan_req->ie_len = ielen; in ieee80211_prep_hw_scan()
253 local->hw_scan_req->no_cck = req->no_cck; in ieee80211_prep_hw_scan()
261 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_scan_completed() local
263 lockdep_assert_held(&local->mtx); in __ieee80211_scan_completed()
268 * local->scan_req next), but not to complete it in __ieee80211_scan_completed()
271 if (WARN_ON(!local->scanning && !aborted)) in __ieee80211_scan_completed()
274 if (WARN_ON(!local->scan_req)) in __ieee80211_scan_completed()
277 if (was_hw_scan && !aborted && ieee80211_prep_hw_scan(local)) { in __ieee80211_scan_completed()
278 int rc = drv_hw_scan(local, local->scan_sdata, local->hw_scan_req); in __ieee80211_scan_completed()
283 kfree(local->hw_scan_req); in __ieee80211_scan_completed()
284 local->hw_scan_req = NULL; in __ieee80211_scan_completed()
286 if (local->scan_req != local->int_scan_req) in __ieee80211_scan_completed()
287 cfg80211_scan_done(local->scan_req, aborted); in __ieee80211_scan_completed()
288 local->scan_req = NULL; in __ieee80211_scan_completed()
289 local->scan_sdata = NULL; in __ieee80211_scan_completed()
291 local->scanning = 0; in __ieee80211_scan_completed()
292 local->scan_channel = NULL; in __ieee80211_scan_completed()
295 ieee80211_hw_config(local, 0); in __ieee80211_scan_completed()
298 ieee80211_configure_filter(local); in __ieee80211_scan_completed()
299 drv_sw_scan_complete(local); in __ieee80211_scan_completed()
300 ieee80211_offchannel_return(local, true); in __ieee80211_scan_completed()
303 ieee80211_recalc_idle(local); in __ieee80211_scan_completed()
305 ieee80211_mlme_notify_scan_completed(local); in __ieee80211_scan_completed()
306 ieee80211_ibss_notify_scan_completed(local); in __ieee80211_scan_completed()
307 ieee80211_mesh_notify_scan_completed(local); in __ieee80211_scan_completed()
308 ieee80211_queue_work(&local->hw, &local->work_work); in __ieee80211_scan_completed()
313 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_scan_completed() local
315 trace_api_scan_completed(local, aborted); in ieee80211_scan_completed()
317 set_bit(SCAN_COMPLETED, &local->scanning); in ieee80211_scan_completed()
319 set_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_completed()
320 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, 0); in ieee80211_scan_completed()
324 static int ieee80211_start_sw_scan(struct ieee80211_local *local) in ieee80211_start_sw_scan() argument
335 * Note that while local->sw_scanning is true everything else but in ieee80211_start_sw_scan()
339 drv_sw_scan_start(local); in ieee80211_start_sw_scan()
341 local->leave_oper_channel_time = 0; in ieee80211_start_sw_scan()
342 local->next_scan_state = SCAN_DECISION; in ieee80211_start_sw_scan()
343 local->scan_channel_idx = 0; in ieee80211_start_sw_scan()
345 ieee80211_offchannel_stop_vifs(local, true); in ieee80211_start_sw_scan()
347 ieee80211_configure_filter(local); in ieee80211_start_sw_scan()
350 ieee80211_hw_config(local, 0); in ieee80211_start_sw_scan()
352 ieee80211_queue_delayed_work(&local->hw, in ieee80211_start_sw_scan()
353 &local->scan_work, 0); in ieee80211_start_sw_scan()
362 struct ieee80211_local *local = sdata->local; in __ieee80211_start_scan() local
365 lockdep_assert_held(&local->mtx); in __ieee80211_start_scan()
367 if (local->scan_req) in __ieee80211_start_scan()
370 if (!list_empty(&local->work_list)) { in __ieee80211_start_scan()
372 local->scan_req = req; in __ieee80211_start_scan()
373 local->scan_sdata = sdata; in __ieee80211_start_scan()
377 if (local->ops->hw_scan) { in __ieee80211_start_scan()
380 local->hw_scan_req = kmalloc( in __ieee80211_start_scan()
381 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
383 2 + IEEE80211_MAX_SSID_LEN + local->scan_ies_len + in __ieee80211_start_scan()
385 if (!local->hw_scan_req) in __ieee80211_start_scan()
388 local->hw_scan_req->ssids = req->ssids; in __ieee80211_start_scan()
389 local->hw_scan_req->n_ssids = req->n_ssids; in __ieee80211_start_scan()
390 ies = (u8 *)local->hw_scan_req + in __ieee80211_start_scan()
391 sizeof(*local->hw_scan_req) + in __ieee80211_start_scan()
393 local->hw_scan_req->ie = ies; in __ieee80211_start_scan()
395 local->hw_scan_band = 0; in __ieee80211_start_scan()
398 * After allocating local->hw_scan_req, we must in __ieee80211_start_scan()
406 local->scan_req = req; in __ieee80211_start_scan()
407 local->scan_sdata = sdata; in __ieee80211_start_scan()
409 if (local->ops->hw_scan) in __ieee80211_start_scan()
410 __set_bit(SCAN_HW_SCANNING, &local->scanning); in __ieee80211_start_scan()
412 __set_bit(SCAN_SW_SCANNING, &local->scanning); in __ieee80211_start_scan()
414 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
416 if (local->ops->hw_scan) { in __ieee80211_start_scan()
417 WARN_ON(!ieee80211_prep_hw_scan(local)); in __ieee80211_start_scan()
418 rc = drv_hw_scan(local, sdata, local->hw_scan_req); in __ieee80211_start_scan()
420 rc = ieee80211_start_sw_scan(local); in __ieee80211_start_scan()
423 kfree(local->hw_scan_req); in __ieee80211_start_scan()
424 local->hw_scan_req = NULL; in __ieee80211_start_scan()
425 local->scanning = 0; in __ieee80211_start_scan()
427 ieee80211_recalc_idle(local); in __ieee80211_start_scan()
429 local->scan_req = NULL; in __ieee80211_start_scan()
430 local->scan_sdata = NULL; in __ieee80211_start_scan()
448 static void ieee80211_scan_state_decision(struct ieee80211_local *local, in ieee80211_scan_state_decision() argument
464 mutex_lock(&local->iflist_mtx); in ieee80211_scan_state_decision()
465 list_for_each_entry(sdata, &local->interfaces, list) { in ieee80211_scan_state_decision()
485 mutex_unlock(&local->iflist_mtx); in ieee80211_scan_state_decision()
487 next_chan = local->scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_decision()
507 local->leave_oper_channel_time + in ieee80211_scan_state_decision()
512 local->leave_oper_channel_time + in ieee80211_scan_state_decision()
514 local->hw.conf.listen_interval); in ieee80211_scan_state_decision()
517 local->next_scan_state = SCAN_SUSPEND; in ieee80211_scan_state_decision()
519 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_decision()
524 static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, in ieee80211_scan_state_set_channel() argument
531 chan = local->scan_req->channels[local->scan_channel_idx]; in ieee80211_scan_state_set_channel()
533 local->scan_channel = chan; in ieee80211_scan_state_set_channel()
535 if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) in ieee80211_scan_state_set_channel()
539 local->scan_channel_idx++; in ieee80211_scan_state_set_channel()
543 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
558 !local->scan_req->n_ssids) { in ieee80211_scan_state_set_channel()
560 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_set_channel()
566 local->next_scan_state = SCAN_SEND_PROBE; in ieee80211_scan_state_set_channel()
569 static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, in ieee80211_scan_state_send_probe() argument
573 struct ieee80211_sub_if_data *sdata = local->scan_sdata; in ieee80211_scan_state_send_probe()
574 enum ieee80211_band band = local->hw.conf.channel->band; in ieee80211_scan_state_send_probe()
576 for (i = 0; i < local->scan_req->n_ssids; i++) in ieee80211_scan_state_send_probe()
579 local->scan_req->ssids[i].ssid, in ieee80211_scan_state_send_probe()
580 local->scan_req->ssids[i].ssid_len, in ieee80211_scan_state_send_probe()
581 local->scan_req->ie, local->scan_req->ie_len, in ieee80211_scan_state_send_probe()
582 local->scan_req->rates[band], false, in ieee80211_scan_state_send_probe()
583 local->scan_req->no_cck); in ieee80211_scan_state_send_probe()
590 local->next_scan_state = SCAN_DECISION; in ieee80211_scan_state_send_probe()
593 static void ieee80211_scan_state_suspend(struct ieee80211_local *local, in ieee80211_scan_state_suspend() argument
597 local->scan_channel = NULL; in ieee80211_scan_state_suspend()
598 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); in ieee80211_scan_state_suspend()
605 ieee80211_offchannel_return(local, false); in ieee80211_scan_state_suspend()
609 local->next_scan_state = SCAN_RESUME; in ieee80211_scan_state_suspend()
612 static void ieee80211_scan_state_resume(struct ieee80211_local *local, in ieee80211_scan_state_resume() argument
616 ieee80211_offchannel_stop_vifs(local, false); in ieee80211_scan_state_resume()
618 if (local->ops->flush) { in ieee80211_scan_state_resume()
619 drv_flush(local, false); in ieee80211_scan_state_resume()
625 local->leave_oper_channel_time = jiffies; in ieee80211_scan_state_resume()
628 local->next_scan_state = SCAN_SET_CHANNEL; in ieee80211_scan_state_resume()
633 struct ieee80211_local *local = in ieee80211_scan_work() local
639 mutex_lock(&local->mtx); in ieee80211_scan_work()
641 sdata = local->scan_sdata; in ieee80211_scan_work()
643 if (test_and_clear_bit(SCAN_COMPLETED, &local->scanning)) { in ieee80211_scan_work()
644 aborted = test_and_clear_bit(SCAN_ABORTED, &local->scanning); in ieee80211_scan_work()
648 if (!sdata || !local->scan_req) in ieee80211_scan_work()
651 if (local->scan_req && !local->scanning) { in ieee80211_scan_work()
652 struct cfg80211_scan_request *req = local->scan_req; in ieee80211_scan_work()
655 local->scan_req = NULL; in ieee80211_scan_work()
656 local->scan_sdata = NULL; in ieee80211_scan_work()
661 local->scan_req = req; in ieee80211_scan_work()
686 switch (local->next_scan_state) { in ieee80211_scan_work()
689 if (local->scan_channel_idx >= local->scan_req->n_channels) { in ieee80211_scan_work()
693 ieee80211_scan_state_decision(local, &next_delay); in ieee80211_scan_work()
696 ieee80211_scan_state_set_channel(local, &next_delay); in ieee80211_scan_work()
699 ieee80211_scan_state_send_probe(local, &next_delay); in ieee80211_scan_work()
702 ieee80211_scan_state_suspend(local, &next_delay); in ieee80211_scan_work()
705 ieee80211_scan_state_resume(local, &next_delay); in ieee80211_scan_work()
710 ieee80211_queue_delayed_work(&local->hw, &local->scan_work, next_delay); in ieee80211_scan_work()
714 hw_scan = test_bit(SCAN_HW_SCANNING, &local->scanning); in ieee80211_scan_work()
715 __ieee80211_scan_completed(&local->hw, aborted, hw_scan); in ieee80211_scan_work()
717 mutex_unlock(&local->mtx); in ieee80211_scan_work()
725 mutex_lock(&sdata->local->mtx); in ieee80211_request_scan()
727 mutex_unlock(&sdata->local->mtx); in ieee80211_request_scan()
736 struct ieee80211_local *local = sdata->local; in ieee80211_request_internal_scan() local
740 mutex_lock(&local->mtx); in ieee80211_request_internal_scan()
743 if (local->scan_req) in ieee80211_request_internal_scan()
751 if (!local->hw.wiphy->bands[band]) in ieee80211_request_internal_scan()
754 i < local->hw.wiphy->bands[band]->n_channels; in ieee80211_request_internal_scan()
756 local->int_scan_req->channels[nchan] = in ieee80211_request_internal_scan()
757 &local->hw.wiphy->bands[band]->channels[i]; in ieee80211_request_internal_scan()
762 local->int_scan_req->n_channels = nchan; in ieee80211_request_internal_scan()
764 local->int_scan_req->channels[0] = chan; in ieee80211_request_internal_scan()
765 local->int_scan_req->n_channels = 1; in ieee80211_request_internal_scan()
768 local->int_scan_req->ssids = &local->scan_ssid; in ieee80211_request_internal_scan()
769 local->int_scan_req->n_ssids = 1; in ieee80211_request_internal_scan()
770 memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); in ieee80211_request_internal_scan()
771 local->int_scan_req->ssids[0].ssid_len = ssid_len; in ieee80211_request_internal_scan()
773 ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); in ieee80211_request_internal_scan()
775 mutex_unlock(&local->mtx); in ieee80211_request_internal_scan()
782 void ieee80211_scan_cancel(struct ieee80211_local *local) in ieee80211_scan_cancel() argument
791 * local->hw_scan_req to operate on 5G band, what race with in ieee80211_scan_cancel()
792 * driver which can use local->hw_scan_req in ieee80211_scan_cancel()
802 mutex_lock(&local->mtx); in ieee80211_scan_cancel()
803 if (!local->scan_req) in ieee80211_scan_cancel()
806 if (test_bit(SCAN_HW_SCANNING, &local->scanning)) { in ieee80211_scan_cancel()
807 if (local->ops->cancel_hw_scan) in ieee80211_scan_cancel()
808 drv_cancel_hw_scan(local, local->scan_sdata); in ieee80211_scan_cancel()
817 cancel_delayed_work(&local->scan_work); in ieee80211_scan_cancel()
819 __ieee80211_scan_completed(&local->hw, true, false); in ieee80211_scan_cancel()
821 mutex_unlock(&local->mtx); in ieee80211_scan_cancel()
827 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_start() local
830 mutex_lock(&sdata->local->mtx); in ieee80211_request_sched_scan_start()
832 if (local->sched_scanning) { in ieee80211_request_sched_scan_start()
837 if (!local->ops->sched_scan_start) { in ieee80211_request_sched_scan_start()
843 local->sched_scan_ies.ie[i] = kzalloc(2 + in ieee80211_request_sched_scan_start()
845 local->scan_ies_len + in ieee80211_request_sched_scan_start()
848 if (!local->sched_scan_ies.ie[i]) { in ieee80211_request_sched_scan_start()
853 local->sched_scan_ies.len[i] = in ieee80211_request_sched_scan_start()
854 ieee80211_build_preq_ies(local, in ieee80211_request_sched_scan_start()
855 local->sched_scan_ies.ie[i], in ieee80211_request_sched_scan_start()
860 ret = drv_sched_scan_start(local, sdata, req, in ieee80211_request_sched_scan_start()
861 &local->sched_scan_ies); in ieee80211_request_sched_scan_start()
863 local->sched_scanning = true; in ieee80211_request_sched_scan_start()
869 kfree(local->sched_scan_ies.ie[--i]); in ieee80211_request_sched_scan_start()
871 mutex_unlock(&sdata->local->mtx); in ieee80211_request_sched_scan_start()
877 struct ieee80211_local *local = sdata->local; in ieee80211_request_sched_scan_stop() local
880 mutex_lock(&sdata->local->mtx); in ieee80211_request_sched_scan_stop()
882 if (!local->ops->sched_scan_stop) { in ieee80211_request_sched_scan_stop()
887 if (local->sched_scanning) { in ieee80211_request_sched_scan_stop()
889 kfree(local->sched_scan_ies.ie[i]); in ieee80211_request_sched_scan_stop()
891 drv_sched_scan_stop(local, sdata); in ieee80211_request_sched_scan_stop()
892 local->sched_scanning = false; in ieee80211_request_sched_scan_stop()
895 mutex_unlock(&sdata->local->mtx); in ieee80211_request_sched_scan_stop()
902 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_results() local
904 trace_api_sched_scan_results(local); in ieee80211_sched_scan_results()
912 struct ieee80211_local *local = in ieee80211_sched_scan_stopped_work() local
917 mutex_lock(&local->mtx); in ieee80211_sched_scan_stopped_work()
919 if (!local->sched_scanning) { in ieee80211_sched_scan_stopped_work()
920 mutex_unlock(&local->mtx); in ieee80211_sched_scan_stopped_work()
925 kfree(local->sched_scan_ies.ie[i]); in ieee80211_sched_scan_stopped_work()
927 local->sched_scanning = false; in ieee80211_sched_scan_stopped_work()
929 mutex_unlock(&local->mtx); in ieee80211_sched_scan_stopped_work()
931 cfg80211_sched_scan_stopped(local->hw.wiphy); in ieee80211_sched_scan_stopped_work()
936 struct ieee80211_local *local = hw_to_local(hw); in ieee80211_sched_scan_stopped() local
938 trace_api_sched_scan_stopped(local); in ieee80211_sched_scan_stopped()
940 ieee80211_queue_work(&local->hw, &local->sched_scan_stopped_work); in ieee80211_sched_scan_stopped()