Cross Reference: /external/wpa_supplicant

Lines Matching defs:chan
247 static void acs_clean_chan_surveys(struct hostapd_channel_data *chan)
251 	if (dl_list_empty(&chan->survey_list))
254 	dl_list_for_each_safe(survey, tmp, &chan->survey_list,
265 	struct hostapd_channel_data *chan;
268 		chan = &iface->current_mode->channels[i];
270 		if (chan->flag & HOSTAPD_CHAN_SURVEY_LIST_INITIALIZED)
271 			acs_clean_chan_surveys(chan);
273 		dl_list_init(&chan->survey_list);
274 		chan->flag |= HOSTAPD_CHAN_SURVEY_LIST_INITIALIZED;
275 		chan->min_nf = 0;
326 				    struct hostapd_channel_data *chan)
332 	if (dl_list_empty(&chan->survey_list))
335 	if (chan->flag & HOSTAPD_CHAN_DISABLED)
338 	chan->interference_factor = 0;
340 	dl_list_for_each(survey, &chan->survey_list, struct freq_survey, list)
344 		chan->interference_factor += int_factor;
346 			   ++i, chan->min_nf, int_factor,
352 	chan->interference_factor = chan->interference_factor /
353 		dl_list_len(&chan->survey_list);
357 static int acs_usable_ht40_chan(struct hostapd_channel_data *chan)
364 		if (chan->chan == allowed[i])
371 static int acs_usable_vht80_chan(struct hostapd_channel_data *chan)
377 		if (chan->chan == allowed[i])
406 static int acs_survey_list_is_sufficient(struct hostapd_channel_data *chan)
410 	dl_list_for_each(survey, &chan->survey_list, struct freq_survey, list)
414 				   chan->chan);
427 	struct hostapd_channel_data *chan;
431 		chan = &iface->current_mode->channels[i];
432 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
435 		if (!acs_survey_list_is_sufficient(chan))
446 static int acs_usable_chan(struct hostapd_channel_data *chan)
448 	if (dl_list_empty(&chan->survey_list))
450 	if (chan->flag & HOSTAPD_CHAN_DISABLED)
452 	if (!acs_survey_list_is_sufficient(chan))
462 	struct hostapd_channel_data *chan;
465 		chan = &iface->current_mode->channels[i];
467 		if (!acs_usable_chan(chan))
471 			   chan->chan, chan->freq);
473 		acs_survey_chan_interference_factor(iface, chan);
476 			   chan->interference_factor);
484 	struct hostapd_channel_data *chan;
488 		chan = &iface->current_mode->channels[i];
490 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
493 		if (chan->freq == freq)
494 			return chan;
502  * At this point it's assumed chan->interface_factor has been computed.
504  * option (survey, BSS, spectral, ...). chan->interference factor must be
510 	struct hostapd_channel_data *chan, *adj_chan, *ideal_chan = NULL,
541 		chan = &iface->current_mode->channels[i];
543 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
552 		    !acs_usable_ht40_chan(chan)) {
554 				   chan->chan);
561 		    !acs_usable_vht80_chan(chan)) {
563 				   chan->chan);
568 		if (acs_usable_chan(chan))
569 			factor = chan->interference_factor;
572 			adj_chan = acs_find_chan(iface, chan->freq + (j * 20));
582 				   chan->chan);
594 				adj_chan = acs_find_chan(iface, chan->freq +
599 				adj_chan = acs_find_chan(iface, chan->freq +
604 				adj_chan = acs_find_chan(iface, chan->freq +
609 				adj_chan = acs_find_chan(iface, chan->freq +
617 			   chan->chan, factor);
619 		if (acs_usable_chan(chan) &&
622 			ideal_chan = chan;
627 			rand_chan = chan;
632 			   ideal_chan->chan, ideal_chan->freq, ideal_factor);
717 	iface->conf->channel = ideal_chan->chan;
776 	struct hostapd_channel_data *chan;
787 		chan = &iface->current_mode->channels[i];
788 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
791 		*freq++ = chan->freq;