Cross Reference: /external/wpa_supplicant

Lines Matching refs:chan
248 static void acs_clean_chan_surveys(struct hostapd_channel_data *chan)
252 	if (dl_list_empty(&chan->survey_list))
255 	dl_list_for_each_safe(survey, tmp, &chan->survey_list,
266 	struct hostapd_channel_data *chan;
269 		chan = &iface->current_mode->channels[i];
271 		if (chan->flag & HOSTAPD_CHAN_SURVEY_LIST_INITIALIZED)
272 			acs_clean_chan_surveys(chan);
274 		dl_list_init(&chan->survey_list);
275 		chan->flag |= HOSTAPD_CHAN_SURVEY_LIST_INITIALIZED;
276 		chan->min_nf = 0;
327 				    struct hostapd_channel_data *chan)
334 	if (dl_list_empty(&chan->survey_list) ||
335 	    (chan->flag & HOSTAPD_CHAN_DISABLED))
338 	chan->interference_factor = 0;
340 	dl_list_for_each(survey, &chan->survey_list, struct freq_survey, list)
352 		chan->interference_factor += int_factor;
354 			   i, chan->min_nf, int_factor,
361 		chan->interference_factor /= count;
365 static int acs_usable_ht40_chan(struct hostapd_channel_data *chan)
372 		if (chan->chan == allowed[i])
379 static int acs_usable_vht80_chan(struct hostapd_channel_data *chan)
385 		if (chan->chan == allowed[i])
415 static int acs_survey_list_is_sufficient(struct hostapd_channel_data *chan)
420 	dl_list_for_each(survey, &chan->survey_list, struct freq_survey, list)
435 			   chan->chan);
445 	struct hostapd_channel_data *chan;
449 		chan = &iface->current_mode->channels[i];
450 		if (!(chan->flag & HOSTAPD_CHAN_DISABLED) &&
451 		    acs_survey_list_is_sufficient(chan))
460 static int acs_usable_chan(struct hostapd_channel_data *chan)
462 	return !dl_list_empty(&chan->survey_list) &&
463 		!(chan->flag & HOSTAPD_CHAN_DISABLED) &&
464 		acs_survey_list_is_sufficient(chan);
469 			  struct hostapd_channel_data *chan)
474 	return freq_range_list_includes(&iface->conf->acs_ch_list, chan->chan);
482 	struct hostapd_channel_data *chan;
485 		chan = &iface->current_mode->channels[i];
487 		if (!acs_usable_chan(chan))
490 		if (!is_in_chanlist(iface, chan))
494 			   chan->chan, chan->freq);
496 		acs_survey_chan_interference_factor(iface, chan);
499 			   chan->interference_factor);
507 	struct hostapd_channel_data *chan;
511 		chan = &iface->current_mode->channels[i];
513 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
516 		if (chan->freq == freq)
517 			return chan;
531 static int is_common_24ghz_chan(int chan)
533 	return chan == 1 || chan == 6 || chan == 11;
555  * At this point it's assumed chan->interface_factor has been computed.
557  * option (survey, BSS, spectral, ...). chan->interference factor must be
563 	struct hostapd_channel_data *chan, *adj_chan, *ideal_chan = NULL,
597 		chan = &iface->current_mode->channels[i];
599 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
602 		if (!is_in_chanlist(iface, chan))
610 		    !acs_usable_ht40_chan(chan)) {
612 				   chan->chan);
619 		    !acs_usable_vht80_chan(chan)) {
621 				   chan->chan);
626 		if (acs_usable_chan(chan))
627 			factor = chan->interference_factor;
631 			adj_chan = acs_find_chan(iface, chan->freq + (j * 20));
643 				   chan->chan);
651 				adj_chan = acs_find_chan(iface, chan->freq +
659 				adj_chan = acs_find_chan(iface, chan->freq +
667 				adj_chan = acs_find_chan(iface, chan->freq +
675 				adj_chan = acs_find_chan(iface, chan->freq +
691 				if (bias->channel == chan->chan)
696 			   is_common_24ghz_chan(chan->chan)) {
697 			tmp_bias.channel = chan->chan;
706 				   chan->chan, factor, bias->bias);
710 				   chan->chan, factor);
713 		if (acs_usable_chan(chan) &&
716 			ideal_chan = chan;
721 			rand_chan = chan;
726 			   ideal_chan->chan, ideal_chan->freq, ideal_factor);
808 	iface->conf->channel = ideal_chan->chan;
867 	struct hostapd_channel_data *chan;
878 		chan = &iface->current_mode->channels[i];
879 		if (chan->flag & HOSTAPD_CHAN_DISABLED)
882 		if (!is_in_chanlist(iface, chan))
885 		*freq++ = chan->freq;