1384 enum hostapd_hw_mode ieee80211_freq_to_chan(int freq, u8 *channel)  in ieee80211_freq_to_chan()  argument
1388 	return ieee80211_freq_to_channel_ext(freq, 0, CONF_OPER_CHWIDTH_USE_HT,  in ieee80211_freq_to_chan()
1404 ieee80211_freq_to_channel_ext(unsigned int freq, int sec_channel,  in ieee80211_freq_to_channel_ext()  argument
1415 	if (freq >= 2412 && freq <= 2472) {  in ieee80211_freq_to_channel_ext()
1416 		if ((freq - 2407) % 5)  in ieee80211_freq_to_channel_ext()
1430 		*channel = (freq - 2407) / 5;  in ieee80211_freq_to_channel_ext()
1435 	if (freq == 2484) {  in ieee80211_freq_to_channel_ext()
1445 	if (freq >= 4900 && freq < 5000) {  in ieee80211_freq_to_channel_ext()
1446 		if ((freq - 4000) % 5)  in ieee80211_freq_to_channel_ext()
1448 		*channel = (freq - 4000) / 5;  in ieee80211_freq_to_channel_ext()
1469 	if (freq >= 5180 && freq <= 5240) {  in ieee80211_freq_to_channel_ext()
1470 		if ((freq - 5000) % 5)  in ieee80211_freq_to_channel_ext()
1482 		*channel = (freq - 5000) / 5;  in ieee80211_freq_to_channel_ext()
1488 	if (freq >= 5260 && freq <= 5320) {  in ieee80211_freq_to_channel_ext()
1489 		if ((freq - 5000) % 5)  in ieee80211_freq_to_channel_ext()
1501 		*channel = (freq - 5000) / 5;  in ieee80211_freq_to_channel_ext()
1507 	if (freq >= 5745 && freq <= 5885) {  in ieee80211_freq_to_channel_ext()
1508 		if ((freq - 5000) % 5)  in ieee80211_freq_to_channel_ext()
1520 		*channel = (freq - 5000) / 5;  in ieee80211_freq_to_channel_ext()
1526 	if (freq >= 5500 && freq <= 5720) {  in ieee80211_freq_to_channel_ext()
1527 		if ((freq - 5000) % 5)  in ieee80211_freq_to_channel_ext()
1539 		*channel = (freq - 5000) / 5;  in ieee80211_freq_to_channel_ext()
1544 	if (freq >= 5000 && freq < 5900) {  in ieee80211_freq_to_channel_ext()
1545 		if ((freq - 5000) % 5)  in ieee80211_freq_to_channel_ext()
1547 		*channel = (freq - 5000) / 5;  in ieee80211_freq_to_channel_ext()
1552 	if (freq > 5950 && freq <= 7115) {  in ieee80211_freq_to_channel_ext()
1553 		if ((freq - 5950) % 5)  in ieee80211_freq_to_channel_ext()
1577 		*channel = (freq - 5950) / 5;  in ieee80211_freq_to_channel_ext()
1581 	if (freq == 5935) {  in ieee80211_freq_to_channel_ext()
1583 		*channel = (freq - 5925) / 5;  in ieee80211_freq_to_channel_ext()
1588 	if (freq >= 56160 + 2160 * 1 && freq <= 56160 + 2160 * 6) {  in ieee80211_freq_to_channel_ext()
1595 			*channel = (freq - 56160) / 2160;  in ieee80211_freq_to_channel_ext()
1600 			if (freq > 56160 + 2160 * 5)  in ieee80211_freq_to_channel_ext()
1603 			*channel = (freq - 56160) / 2160 + 8;  in ieee80211_freq_to_channel_ext()
1608 			if (freq > 56160 + 2160 * 4)  in ieee80211_freq_to_channel_ext()
1611 			*channel = (freq - 56160) / 2160 + 16;  in ieee80211_freq_to_channel_ext()
1616 			if (freq > 56160 + 2160 * 3)  in ieee80211_freq_to_channel_ext()
1619 			*channel = (freq - 56160) / 2160 + 24;  in ieee80211_freq_to_channel_ext()
1633 int ieee80211_chaninfo_to_channel(unsigned int freq, enum chan_width chanwidth,  in ieee80211_chaninfo_to_channel()  argument
1671 	if (ieee80211_freq_to_channel_ext(freq, sec_channel, cw, op_class,  in ieee80211_chaninfo_to_channel()
1675 			   freq, chanwidth, sec_channel);  in ieee80211_chaninfo_to_channel()
2007 	int freq;  in ieee80211_chan_to_freq()  local
2010 		freq = ieee80211_chan_to_freq_us(op_class, chan);  in ieee80211_chan_to_freq()
2011 		if (freq > 0)  in ieee80211_chan_to_freq()
2012 			return freq;  in ieee80211_chan_to_freq()
2016 		freq = ieee80211_chan_to_freq_eu(op_class, chan);  in ieee80211_chan_to_freq()
2017 		if (freq > 0)  in ieee80211_chan_to_freq()
2018 			return freq;  in ieee80211_chan_to_freq()
2022 		freq = ieee80211_chan_to_freq_jp(op_class, chan);  in ieee80211_chan_to_freq()
2023 		if (freq > 0)  in ieee80211_chan_to_freq()
2024 			return freq;  in ieee80211_chan_to_freq()
2028 		freq = ieee80211_chan_to_freq_cn(op_class, chan);  in ieee80211_chan_to_freq()
2029 		if (freq > 0)  in ieee80211_chan_to_freq()
2030 			return freq;  in ieee80211_chan_to_freq()
2037 int ieee80211_is_dfs(int freq, const struct hostapd_hw_modes *modes,  in ieee80211_is_dfs()  argument
2043 		return (freq >= 5260 && freq <= 5320) ||  in ieee80211_is_dfs()
2044 			(freq >= 5500 && freq <= 5720);  in ieee80211_is_dfs()
2048 			if (modes[i].channels[j].freq == freq &&  in ieee80211_is_dfs()
2478 static enum phy_type ieee80211_phy_type_by_freq(int freq)  in ieee80211_phy_type_by_freq()  argument
2483 	hw_mode = ieee80211_freq_to_chan(freq, &channel);  in ieee80211_phy_type_by_freq()
2501 enum phy_type ieee80211_get_phy_type(int freq, int ht, int vht)  in ieee80211_get_phy_type()  argument
2508 	return ieee80211_phy_type_by_freq(freq);  in ieee80211_get_phy_type()
2935 bool is_6ghz_freq(int freq)  in is_6ghz_freq()  argument
2937 	if (freq < 5935 || freq > 7115)  in is_6ghz_freq()
2940 	if (freq == 5935)  in is_6ghz_freq()
2943 	if (center_idx_to_bw_6ghz((freq - 5950) / 5) < 0)  in is_6ghz_freq()
2956 bool is_6ghz_psc_frequency(int freq)  in is_6ghz_psc_frequency()  argument
2960 	if (!is_6ghz_freq(freq) || freq == 5935)  in is_6ghz_psc_frequency()
2962 	if ((((freq - 5950) / 5) & 0x3) != 0x1)  in is_6ghz_psc_frequency()
2965 	i = (freq - 5950 + 55) % 80;  in is_6ghz_psc_frequency()
2967 		i = (freq - 5950 + 55) / 80;  in is_6ghz_psc_frequency()