159 dfs_get_chan_data(struct hostapd_hw_modes *mode, int freq, int first_chan_idx)  in dfs_get_chan_data()  argument
164 		if (mode->channels[i].freq == freq)  in dfs_get_chan_data()
197 		chan = dfs_get_chan_data(mode, first_chan->freq + i * 20,  in dfs_chan_range_available()
201 				   first_chan->freq + i * 20);  in dfs_chan_range_available()
209 				   first_chan->freq + i * 20);  in dfs_chan_range_available()
215 				   first_chan->freq + i * 20);  in dfs_chan_range_available()
263 				   chan->freq, chan->chan);  in dfs_find_channel()
271 				   chan->freq, chan->chan);  in dfs_find_channel()
278 				   chan->freq, chan->chan);  in dfs_find_channel()
291 				   chan->freq, chan->chan);  in dfs_find_channel()
296 			   chan->freq, chan->chan);  in dfs_find_channel()
563 		   chan->freq, chan->chan);  in dfs_get_valid_channel()
593 					   chan2->freq, chan2->chan);  in dfs_get_valid_channel()
632 	iface->freq = channel->freq;  in dfs_set_valid_channel()
642 static int set_dfs_state_freq(struct hostapd_iface *iface, int freq, u32 state)  in set_dfs_state_freq()  argument
652 	wpa_printf(MSG_DEBUG, "set_dfs_state 0x%X for %d MHz", state, freq);  in set_dfs_state_freq()
655 		if (chan->freq == freq) {  in set_dfs_state_freq()
663 	wpa_printf(MSG_WARNING, "Can't set DFS state for freq %d MHz", freq);  in set_dfs_state_freq()
668 static int set_dfs_state(struct hostapd_iface *iface, int freq, int ht_enabled,  in set_dfs_state()  argument
674 	int frequency = freq;  in set_dfs_state()
718 	wpa_printf(MSG_DEBUG, "DFS freq: %dMHz, n_chans: %d", frequency,  in set_dfs_state()
734 static int dfs_are_channels_overlapped(struct hostapd_iface *iface, int freq,  in dfs_are_channels_overlapped()  argument
740 	int n_chans, n_chans1, i, j, frequency = freq, radar_n_chans = 1;  in dfs_are_channels_overlapped()
834 	if (is_6ghz_freq(iface->freq))  in hostapd_handle_dfs()
894 	wpa_printf(MSG_DEBUG, "DFS start CAC on %d MHz%s", iface->freq,  in hostapd_handle_dfs()
897 		"freq=%d chan=%d sec_chan=%d, width=%d, seg0=%d, seg1=%d, cac_time=%ds",  in hostapd_handle_dfs()
898 		iface->freq,  in hostapd_handle_dfs()
906 		iface, iface->conf->hw_mode, iface->freq, iface->conf->channel,  in hostapd_handle_dfs()
925 		iface->radar_background.freq = iface->freq;  in hostapd_handle_dfs()
965 					      int channel, int freq,  in hostapd_dfs_request_channel_switch()  argument
980 		"freq=%d chan=%d sec_chan=%d", freq, channel,  in hostapd_dfs_request_channel_switch()
1001 				      freq, channel,  in hostapd_dfs_request_channel_switch()
1019 			   "DFS failed to calculate CSA freq params");  in hostapd_dfs_request_channel_switch()
1034 		iface->freq = freq;  in hostapd_dfs_request_channel_switch()
1084 				  channel->freq, channel->chan,  in hostapd_dfs_update_background_chain()
1098 	iface->radar_background.freq = channel->freq;  in hostapd_dfs_update_background_chain()
1105 		   __func__, channel->chan, channel->freq);  in hostapd_dfs_update_background_chain()
1110 hostapd_dfs_is_background_event(struct hostapd_iface *iface, int freq)  in hostapd_dfs_is_background_event()  argument
1114 		iface->radar_background.freq == freq;  in hostapd_dfs_is_background_event()
1124 	iface->freq = iface->radar_background.freq;  in hostapd_dfs_start_channel_switch_background()
1135 		iface, iface->conf->channel, iface->freq,  in hostapd_dfs_start_channel_switch_background()
1142 int hostapd_dfs_complete_cac(struct hostapd_iface *iface, int success, int freq,  in hostapd_dfs_complete_cac()  argument
1147 		"success=%d freq=%d ht_enabled=%d chan_offset=%d chan_width=%d cf1=%d cf2=%d radar_detected=%d",  in hostapd_dfs_complete_cac()
1148 		success, freq, ht_enabled, chan_offset, chan_width, cf1, cf2,  in hostapd_dfs_complete_cac()
1168 			set_dfs_state(iface, freq, ht_enabled, chan_offset,  in hostapd_dfs_complete_cac()
1178 			if (hostapd_dfs_is_background_event(iface, freq)) {  in hostapd_dfs_complete_cac()
1203 	} else if (hostapd_dfs_is_background_event(iface, freq)) {  in hostapd_dfs_complete_cac()
1213 int hostapd_dfs_pre_cac_expired(struct hostapd_iface *iface, int freq,  in hostapd_dfs_pre_cac_expired()  argument
1218 		"freq=%d ht_enabled=%d chan_offset=%d chan_width=%d cf1=%d cf2=%d",  in hostapd_dfs_pre_cac_expired()
1219 		freq, ht_enabled, chan_offset, chan_width, cf1, cf2);  in hostapd_dfs_pre_cac_expired()
1225 	set_dfs_state(iface, freq, ht_enabled, chan_offset, chan_width,  in hostapd_dfs_pre_cac_expired()
1301 		"freq=%d chan=%d sec_chan=%d", channel->freq,  in hostapd_dfs_start_channel_switch_cac()
1304 	iface->freq = channel->freq;  in hostapd_dfs_start_channel_switch_cac()
1320 					    int freq)  in hostapd_dfs_background_start_channel_switch()  argument
1334 	if (hostapd_dfs_is_background_event(iface, freq)) {  in hostapd_dfs_background_start_channel_switch()
1421 			iface->freq = channel->freq;  in hostapd_dfs_start_channel_switch()
1436 						  channel->freq,  in hostapd_dfs_start_channel_switch()
1444 int hostapd_dfs_radar_detected(struct hostapd_iface *iface, int freq,  in hostapd_dfs_radar_detected()  argument
1449 		"freq=%d ht_enabled=%d chan_offset=%d chan_width=%d cf1=%d cf2=%d",  in hostapd_dfs_radar_detected()
1450 		freq, ht_enabled, chan_offset, chan_width, cf1, cf2);  in hostapd_dfs_radar_detected()
1462 	if (!set_dfs_state(iface, freq, ht_enabled, chan_offset, chan_width,  in hostapd_dfs_radar_detected()
1466 	if (!hostapd_dfs_is_background_event(iface, freq)) {  in hostapd_dfs_radar_detected()
1468 		if (!dfs_are_channels_overlapped(iface, freq, chan_width,  in hostapd_dfs_radar_detected()
1473 	if (hostapd_dfs_background_start_channel_switch(iface, freq)) {  in hostapd_dfs_radar_detected()
1482 int hostapd_dfs_nop_finished(struct hostapd_iface *iface, int freq,  in hostapd_dfs_nop_finished()  argument
1487 		"freq=%d ht_enabled=%d chan_offset=%d chan_width=%d cf1=%d cf2=%d",  in hostapd_dfs_nop_finished()
1488 		freq, ht_enabled, chan_offset, chan_width, cf1, cf2);  in hostapd_dfs_nop_finished()
1495 	set_dfs_state(iface, freq, ht_enabled, chan_offset, chan_width,  in hostapd_dfs_nop_finished()
1539 int hostapd_dfs_start_cac(struct hostapd_iface *iface, int freq,  in hostapd_dfs_start_cac()  argument
1543 	if (hostapd_dfs_is_background_event(iface, freq)) {  in hostapd_dfs_start_cac()
1562 		"freq=%d chan=%d chan_offset=%d width=%d seg0=%d "  in hostapd_dfs_start_cac()
1564 		freq, (freq - 5000) / 5, chan_offset, chan_width, cf1, cf2,  in hostapd_dfs_start_cac()
1566 		hostapd_dfs_is_background_event(iface, freq) ?  in hostapd_dfs_start_cac()
1603 			   "%s: freq %d MHz requires DFS for %d chans",  in hostapd_handle_dfs_offload()
1604 			   __func__, iface->freq, dfs_res);  in hostapd_handle_dfs_offload()
1609 		   "%s: freq %d MHz does not require DFS. Continue channel/AP setup",  in hostapd_handle_dfs_offload()
1610 		   __func__, iface->freq);  in hostapd_handle_dfs_offload()
1659 		if (center_freq - chan->freq < half_width &&  in hostapd_is_dfs_overlap()
1660 		    chan->freq - center_freq < half_width)  in hostapd_is_dfs_overlap()