95 ieee80211_dfs_attach(struct ieee80211com *ic)  in ieee80211_dfs_attach()  argument
97 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in ieee80211_dfs_attach()
99 	callout_init_mtx(&dfs->nol_timer, IEEE80211_LOCK_OBJ(ic), 0);  in ieee80211_dfs_attach()
100 	callout_init_mtx(&dfs->cac_timer, IEEE80211_LOCK_OBJ(ic), 0);  in ieee80211_dfs_attach()
102 	ic->ic_set_quiet = null_set_quiet;  in ieee80211_dfs_attach()
106 ieee80211_dfs_detach(struct ieee80211com *ic)  in ieee80211_dfs_detach()  argument
109 	ieee80211_dfs_reset(ic);  in ieee80211_dfs_detach()
113 ieee80211_dfs_reset(struct ieee80211com *ic)  in ieee80211_dfs_reset()  argument
115 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in ieee80211_dfs_reset()
121 	for (i = 0; i < ic->ic_nchans; i++)  in ieee80211_dfs_reset()
122 		ic->ic_channels[i].ic_state = 0;  in ieee80211_dfs_reset()
130 	struct ieee80211com *ic = vap->iv_ic;  in cac_timeout()  local
131 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in cac_timeout()
134 	IEEE80211_LOCK_ASSERT(ic);  in cac_timeout()
143 	if (IEEE80211_IS_CHAN_RADAR(ic->ic_curchan)) {  in cac_timeout()
144 		ieee80211_notify_cac(ic, ic->ic_curchan,  in cac_timeout()
149 		    ic->ic_curchan->ic_ieee, ic->ic_curchan->ic_freq);  in cac_timeout()
159 		    ic->ic_curchan->ic_ieee, ic->ic_curchan->ic_freq);  in cac_timeout()
165 		for (i = 0; i < ic->ic_nchans; i++) {  in cac_timeout()
166 			struct ieee80211_channel *c = &ic->ic_channels[i];  in cac_timeout()
167 			if (c->ic_freq == ic->ic_curchan->ic_freq)  in cac_timeout()
170 		ieee80211_notify_cac(ic, ic->ic_curchan,  in cac_timeout()
184 	struct ieee80211com *ic = vap->iv_ic;  in ieee80211_dfs_cac_start()  local
185 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in ieee80211_dfs_cac_start()
187 	IEEE80211_LOCK_ASSERT(ic);  in ieee80211_dfs_cac_start()
192 	    ic->ic_curchan->ic_ieee, ic->ic_curchan->ic_freq);  in ieee80211_dfs_cac_start()
193 	ieee80211_notify_cac(ic, ic->ic_curchan, IEEE80211_NOTIFY_CAC_START);  in ieee80211_dfs_cac_start()
202 	struct ieee80211com *ic = vap->iv_ic;  in ieee80211_dfs_cac_stop()  local
203 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in ieee80211_dfs_cac_stop()
205 	IEEE80211_LOCK_ASSERT(ic);  in ieee80211_dfs_cac_stop()
210 		    ic->ic_curchan->ic_ieee, ic->ic_curchan->ic_freq);  in ieee80211_dfs_cac_stop()
211 		ieee80211_notify_cac(ic, ic->ic_curchan,  in ieee80211_dfs_cac_stop()
218 ieee80211_dfs_cac_clear(struct ieee80211com *ic,  in ieee80211_dfs_cac_clear()  argument
223 	for (i = 0; i < ic->ic_nchans; i++) {  in ieee80211_dfs_cac_clear()
224 		struct ieee80211_channel *c = &ic->ic_channels[i];  in ieee80211_dfs_cac_clear()
233 	struct ieee80211com *ic = arg;  in dfs_timeout()  local
234 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in dfs_timeout()
238 	IEEE80211_LOCK_ASSERT(ic);  in dfs_timeout()
241 	for (i = 0; i < ic->ic_nchans; i++) {  in dfs_timeout()
242 		c = &ic->ic_channels[i];  in dfs_timeout()
252 					ic_printf(ic, "radar on channel %u "  in dfs_timeout()
258 					ieee80211_notify_radar(ic, c);  in dfs_timeout()
271 announce_radar(struct ieee80211com *ic, const struct ieee80211_channel *curchan,  in announce_radar()  argument
275 		ic_printf(ic, "radar detected on channel %u (%u MHz)\n",  in announce_radar()
278 		ic_printf(ic, "radar detected on channel %u (%u MHz), "  in announce_radar()
293 ieee80211_dfs_notify_radar(struct ieee80211com *ic, struct ieee80211_channel *chan)  in ieee80211_dfs_notify_radar()  argument
295 	struct ieee80211_dfs_state *dfs = &ic->ic_dfs;  in ieee80211_dfs_notify_radar()
298 	IEEE80211_LOCK_ASSERT(ic);  in ieee80211_dfs_notify_radar()
308 		announce_radar(ic, chan, chan);  in ieee80211_dfs_notify_radar()
309 		ieee80211_notify_radar(ic, chan);  in ieee80211_dfs_notify_radar()
325 		for (i = 0; i < ic->ic_nchans; i++) {  in ieee80211_dfs_notify_radar()
326 			struct ieee80211_channel *c = &ic->ic_channels[i];  in ieee80211_dfs_notify_radar()
333 		ieee80211_notify_radar(ic, chan);  in ieee80211_dfs_notify_radar()
337 			    dfs_timeout, ic);  in ieee80211_dfs_notify_radar()
351 	if (chan == ic->ic_bsschan) {  in ieee80211_dfs_notify_radar()
359 			dfs->newchan = ieee80211_dfs_pickchannel(ic);  in ieee80211_dfs_notify_radar()
363 		announce_radar(ic, chan, dfs->newchan);  in ieee80211_dfs_notify_radar()
371 			ieee80211_csa_startswitch(ic, dfs->newchan, 1, 2);  in ieee80211_dfs_notify_radar()
379 			ic_printf(ic, "%s: No free channels; waiting for entry "  in ieee80211_dfs_notify_radar()
389 			announce_radar(ic, chan, NULL);  in ieee80211_dfs_notify_radar()
391 			announce_radar(ic, chan, NULL);  in ieee80211_dfs_notify_radar()
397 ieee80211_dfs_pickchannel(struct ieee80211com *ic)  in ieee80211_dfs_pickchannel()  argument
406 	flags = ic->ic_curchan->ic_flags & IEEE80211_CHAN_ALL;  in ieee80211_dfs_pickchannel()
411 	c = ieee80211_scan_pickchannel(ic, flags);  in ieee80211_dfs_pickchannel()
420 	v %= ic->ic_nchans;  in ieee80211_dfs_pickchannel()
421 	for (i = v; i < ic->ic_nchans; i++) {  in ieee80211_dfs_pickchannel()
422 		c = &ic->ic_channels[i];  in ieee80211_dfs_pickchannel()
428 		c = &ic->ic_channels[i];  in ieee80211_dfs_pickchannel()
433 	ic_printf(ic, "HELP, no channel located to switch to!\n");  in ieee80211_dfs_pickchannel()