sys/net80211/ieee80211_scan_sw.c

95 ieee80211_swscan_detach(struct ieee80211com *ic)
97 	struct ieee80211_scan_state *ss = ic->ic_scan;
101 		ieee80211_draintask(ic, &SCAN_PRIVATE(ss)->ss_scan_start);
102 		taskqueue_drain_timeout(ic->ic_tq,
104 		KASSERT((ic->ic_flags & IEEE80211_F_SCAN) == 0,
118 		ic->ic_scan = NULL;
136 	struct ieee80211com *ic = vap->iv_ic;
137 	struct ieee80211_scan_state *ss = ic->ic_scan;
139 	IEEE80211_LOCK_ASSERT(ic);
142 	    (ic->ic_flags & IEEE80211_F_SCAN))
149 	struct ieee80211com *ic = vap->iv_ic;
150 	struct ieee80211_scan_state *ss = ic->ic_scan;
152 	IEEE80211_LOCK_ASSERT(ic);
168 	struct ieee80211com *ic = vap->iv_ic;
169 	struct ieee80211_scan_state *ss = ic->ic_scan;
171 	IEEE80211_LOCK_ASSERT(ic);
173 	if (ic->ic_flags & IEEE80211_F_CSAPENDING) {
176 	} else if ((ic->ic_flags & IEEE80211_F_SCAN) == 0) {
205 				ic->ic_flags_ext |= IEEE80211_FEXT_BGSCAN;
219 			ic->ic_flags |= IEEE80211_F_SCAN;
222 			ieee80211_runtask(ic, &SCAN_PRIVATE(ss)->ss_scan_start);
245 	struct ieee80211com *ic = vap->iv_ic;
248 	IEEE80211_UNLOCK_ASSERT(ic);
250 	IEEE80211_LOCK(ic);
253 	IEEE80211_UNLOCK(ic);
272 	struct ieee80211com *ic = vap->iv_ic;
273 	struct ieee80211_scan_state *ss = ic->ic_scan;
276 	IEEE80211_LOCK_ASSERT(ic);
288 		if ((ic->ic_flags & IEEE80211_F_SCAN) == 0 &&
290 		    ieee80211_time_before(ticks, ic->ic_lastscan + vap->iv_scanvalid)) {
300 			ic->ic_flags |= IEEE80211_F_SCAN;
306 			ic->ic_flags &= ~IEEE80211_F_SCAN;
328 	struct ieee80211com *ic = vap->iv_ic;
329 	struct ieee80211_scan_state *ss = ic->ic_scan;
332 	// IEEE80211_UNLOCK_ASSERT(ic);
334 	IEEE80211_LOCK(ic);
335 	if ((ic->ic_flags & IEEE80211_F_SCAN) == 0) {
395 			ic->ic_flags |= IEEE80211_F_SCAN;
396 			ic->ic_flags_ext |= IEEE80211_FEXT_BGSCAN;
397 			ieee80211_runtask(ic,
407 	IEEE80211_UNLOCK(ic);
410 	return (ic->ic_flags & IEEE80211_F_SCAN);
422 	struct ieee80211com *ic = vap->iv_ic;
423 	struct ieee80211_scan_state *ss = ic->ic_scan;
425 	IEEE80211_LOCK(ic);
426 	if ((ic->ic_flags & IEEE80211_F_SCAN) &&
442 			!! (ic->ic_flags & IEEE80211_F_SCAN),
446 	IEEE80211_UNLOCK(ic);
496 	struct ieee80211com *ic = vap->iv_ic;
497 	struct ieee80211_scan_state *ss = ic->ic_scan;
499 	IEEE80211_LOCK_ASSERT(ic);
514 	struct ieee80211com *ic = vap->iv_ic;
515 	struct ieee80211_scan_state *ss = ic->ic_scan;
528 	 * XXX remove dependence on ic/vap->iv_bss
551 	struct ieee80211com *ic = ss->ss_ic;
557 	IEEE80211_LOCK(ic);
560 	taskqueue_enqueue_timeout(ic->ic_tq,
562 	IEEE80211_UNLOCK(ic);
568 	struct ieee80211com *ic = ss->ss_ic;
570 	IEEE80211_UNLOCK_ASSERT(ic);
572 	IEEE80211_LOCK(ic);
574 	IEEE80211_UNLOCK(ic);
582 	struct ieee80211com *ic = ss->ss_ic;
584 	IEEE80211_LOCK_ASSERT(ic);
588 		if (taskqueue_cancel_timeout(ic->ic_tq, scan_task, NULL) == 0)
589 			taskqueue_enqueue_timeout(ic->ic_tq, scan_task, 0);
614 	struct ieee80211com *ic = ss->ss_ic;
616 	IEEE80211_LOCK(ic);
617 	if (vap == NULL || (ic->ic_flags & IEEE80211_F_SCAN) == 0 ||
644 			mtx_sleep(vap, IEEE80211_LOCK_OBJ(ic), PCATCH,
657 	IEEE80211_UNLOCK(ic);
659 	ic->ic_scan_start(ic);		/* notify driver */
669 	struct ieee80211com *ic = ss->ss_ic;
674 	IEEE80211_LOCK(ic);
706 	    ieee80211_chan2ieee(ic, ic->ic_curchan),
707 	    ieee80211_channel_type_char(ic->ic_curchan),
708 	    ieee80211_chan2ieee(ic, chan),
718 	ic->ic_curchan = chan;
719 	ic->ic_rt = ieee80211_get_ratetable(chan);
720 	IEEE80211_UNLOCK(ic);
726 	ic->ic_set_channel(ic);
727 	ieee80211_radiotap_chan_change(ic);
739 	ic->ic_scan_curchan(ss, maxdwell);
740 	IEEE80211_LOCK(ic);
749 		taskqueue_cancel_timeout(ic->ic_tq, &ss_priv->ss_scan_curchan,
756 	IEEE80211_UNLOCK(ic);
764 	struct ieee80211com *ic = ss->ss_ic;
766 	IEEE80211_LOCK_ASSERT(ic);
775 	IEEE80211_UNLOCK(ic);
776 	ic->ic_scan_end(ic);		/* notify driver */
777 	IEEE80211_LOCK(ic);
798 		ic->ic_lastscan = ticks;
800 	if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
801 	    ic->ic_curchan != ic->ic_bsschan) {
802 		ieee80211_setupcurchan(ic, ic->ic_bsschan);
803 		IEEE80211_UNLOCK(ic);
804 		ic->ic_set_channel(ic);
805 		ieee80211_radiotap_chan_change(ic);
806 		IEEE80211_LOCK(ic);
835 		ieee80211_runtask(ic, &ss_priv->ss_scan_start);
836 		IEEE80211_UNLOCK(ic);
868 	struct ieee80211com *ic = ss->ss_ic;
871 	IEEE80211_LOCK_ASSERT(ic);
879 	ic->ic_flags &= ~IEEE80211_F_SCAN;
898 			ic->ic_flags_ext &= ~IEEE80211_FEXT_BGSCAN;
905 	IEEE80211_UNLOCK(ic);
919 	struct ieee80211com *ic = vap->iv_ic;
920 	struct ieee80211_scan_state *ss = ic->ic_scan;
933 	if (ieee80211_msg_scan(vap) && (ic->ic_flags & IEEE80211_F_SCAN))
947 			    ieee80211_chan2ieee(ic, ic->ic_curchan),
948 			    ieee80211_channel_type_char(ic->ic_curchan),
955 			ic->ic_scan_mindwell(ss);
981 ieee80211_swscan_attach(struct ieee80211com *ic)
988 	ic->ic_scan_methods = &swscan_methods;
994 		ic->ic_scan = NULL;
998 	TIMEOUT_TASK_INIT(ic->ic_tq, &ss->ss_scan_curchan, 0,
1001 	ic->ic_scan = &ss->base;
1002 	ss->base.ss_ic = ic;
1004 	ic->ic_scan_curchan = scan_curchan;
1005 	ic->ic_scan_mindwell = scan_mindwell;