23 void cfg80211_chandef_create(struct cfg80211_chan_def *chandef,  in cfg80211_chandef_create()  argument
30 	chandef->chan = chan;  in cfg80211_chandef_create()
31 	chandef->freq1_offset = chan->freq_offset;  in cfg80211_chandef_create()
32 	chandef->center_freq2 = 0;  in cfg80211_chandef_create()
33 	chandef->edmg.bw_config = 0;  in cfg80211_chandef_create()
34 	chandef->edmg.channels = 0;  in cfg80211_chandef_create()
38 		chandef->width = NL80211_CHAN_WIDTH_20_NOHT;  in cfg80211_chandef_create()
39 		chandef->center_freq1 = chan->center_freq;  in cfg80211_chandef_create()
42 		chandef->width = NL80211_CHAN_WIDTH_20;  in cfg80211_chandef_create()
43 		chandef->center_freq1 = chan->center_freq;  in cfg80211_chandef_create()
46 		chandef->width = NL80211_CHAN_WIDTH_40;  in cfg80211_chandef_create()
47 		chandef->center_freq1 = chan->center_freq + 10;  in cfg80211_chandef_create()
50 		chandef->width = NL80211_CHAN_WIDTH_40;  in cfg80211_chandef_create()
51 		chandef->center_freq1 = chan->center_freq - 10;  in cfg80211_chandef_create()
59 static bool cfg80211_edmg_chandef_valid(const struct cfg80211_chan_def *chandef)  in cfg80211_edmg_chandef_valid()  argument
66 	if (!chandef->edmg.channels || !chandef->edmg.bw_config)  in cfg80211_edmg_chandef_valid()
69 	if (!cfg80211_valid_60g_freq(chandef->chan->center_freq))  in cfg80211_edmg_chandef_valid()
73 		if (chandef->edmg.channels & BIT(i)) {  in cfg80211_edmg_chandef_valid()
86 	switch (chandef->edmg.bw_config) {  in cfg80211_edmg_chandef_valid()
117 	switch (chandef->edmg.bw_config) {  in cfg80211_edmg_chandef_valid()
199 bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef)  in cfg80211_chandef_valid()  argument
204 	if (!chandef->chan)  in cfg80211_chandef_valid()
207 	if (chandef->freq1_offset >= 1000)  in cfg80211_chandef_valid()
210 	control_freq = chandef->chan->center_freq;  in cfg80211_chandef_valid()
212 	switch (chandef->width) {  in cfg80211_chandef_valid()
217 		if (ieee80211_chandef_to_khz(chandef) !=  in cfg80211_chandef_valid()
218 		    ieee80211_channel_to_khz(chandef->chan))  in cfg80211_chandef_valid()
220 		if (chandef->center_freq2)  in cfg80211_chandef_valid()
228 		if (chandef->chan->band != NL80211_BAND_S1GHZ)  in cfg80211_chandef_valid()
231 		control_freq = ieee80211_channel_to_khz(chandef->chan);  in cfg80211_chandef_valid()
232 		oper_freq = ieee80211_chandef_to_khz(chandef);  in cfg80211_chandef_valid()
235 								chandef->chan));  in cfg80211_chandef_valid()
236 		oper_width = cfg80211_chandef_get_width(chandef);  in cfg80211_chandef_valid()
240 		if (chandef->center_freq2)  in cfg80211_chandef_valid()
252 		if (!chandef->center_freq2)  in cfg80211_chandef_valid()
255 		if (chandef->center_freq1 - chandef->center_freq2 == 80 ||  in cfg80211_chandef_valid()
256 		    chandef->center_freq2 - chandef->center_freq1 == 80)  in cfg80211_chandef_valid()
260 		if (chandef->center_freq2)  in cfg80211_chandef_valid()
265 	switch (chandef->width) {  in cfg80211_chandef_valid()
278 		if (chandef->center_freq1 == control_freq + 150 ||  in cfg80211_chandef_valid()
279 		    chandef->center_freq1 == control_freq + 130 ||  in cfg80211_chandef_valid()
280 		    chandef->center_freq1 == control_freq + 110 ||  in cfg80211_chandef_valid()
281 		    chandef->center_freq1 == control_freq + 90 ||  in cfg80211_chandef_valid()
282 		    chandef->center_freq1 == control_freq - 90 ||  in cfg80211_chandef_valid()
283 		    chandef->center_freq1 == control_freq - 110 ||  in cfg80211_chandef_valid()
284 		    chandef->center_freq1 == control_freq - 130 ||  in cfg80211_chandef_valid()
285 		    chandef->center_freq1 == control_freq - 150)  in cfg80211_chandef_valid()
289 		if (chandef->center_freq1 == control_freq + 70 ||  in cfg80211_chandef_valid()
290 		    chandef->center_freq1 == control_freq + 50 ||  in cfg80211_chandef_valid()
291 		    chandef->center_freq1 == control_freq - 50 ||  in cfg80211_chandef_valid()
292 		    chandef->center_freq1 == control_freq - 70)  in cfg80211_chandef_valid()
297 		if (chandef->center_freq1 == control_freq + 30 ||  in cfg80211_chandef_valid()
298 		    chandef->center_freq1 == control_freq - 30)  in cfg80211_chandef_valid()
302 		if (chandef->center_freq1 == control_freq + 10 ||  in cfg80211_chandef_valid()
303 		    chandef->center_freq1 == control_freq - 10)  in cfg80211_chandef_valid()
311 	if (chandef->center_freq1 == 2484 &&  in cfg80211_chandef_valid()
312 	    chandef->width != NL80211_CHAN_WIDTH_20_NOHT)  in cfg80211_chandef_valid()
315 	if (cfg80211_chandef_is_edmg(chandef) &&  in cfg80211_chandef_valid()
316 	    !cfg80211_edmg_chandef_valid(chandef))  in cfg80211_chandef_valid()
468 			    const struct cfg80211_chan_def *chandef,  in cfg80211_set_dfs_state()  argument
473 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_set_dfs_state()
476 	width = cfg80211_chandef_get_width(chandef);  in cfg80211_set_dfs_state()
480 	cfg80211_set_chans_dfs_state(wiphy, chandef->center_freq1,  in cfg80211_set_dfs_state()
483 	if (!chandef->center_freq2)  in cfg80211_set_dfs_state()
485 	cfg80211_set_chans_dfs_state(wiphy, chandef->center_freq2,  in cfg80211_set_dfs_state()
540 				  const struct cfg80211_chan_def *chandef,  in cfg80211_chandef_dfs_required()  argument
546 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_chandef_dfs_required()
554 		width = cfg80211_chandef_get_width(chandef);  in cfg80211_chandef_dfs_required()
559 					ieee80211_chandef_to_khz(chandef),  in cfg80211_chandef_dfs_required()
564 			return BIT(chandef->width);  in cfg80211_chandef_dfs_required()
566 		if (!chandef->center_freq2)  in cfg80211_chandef_dfs_required()
570 					MHZ_TO_KHZ(chandef->center_freq2),  in cfg80211_chandef_dfs_required()
575 			return BIT(chandef->width);  in cfg80211_chandef_dfs_required()
634 				 const struct cfg80211_chan_def *chandef)  in cfg80211_chandef_dfs_usable()  argument
639 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_chandef_dfs_usable()
642 	width = cfg80211_chandef_get_width(chandef);  in cfg80211_chandef_dfs_usable()
647 					   MHZ_TO_KHZ(chandef->center_freq1),  in cfg80211_chandef_dfs_usable()
653 	switch (chandef->width) {  in cfg80211_chandef_dfs_usable()
655 		WARN_ON(!chandef->center_freq2);  in cfg80211_chandef_dfs_usable()
657 					MHZ_TO_KHZ(chandef->center_freq2),  in cfg80211_chandef_dfs_usable()
663 		WARN_ON(chandef->center_freq2);  in cfg80211_chandef_dfs_usable()
674 bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef,  in cfg80211_is_sub_chan()  argument
681 	if (!chandef->chan)  in cfg80211_is_sub_chan()
684 	if (chandef->chan->center_freq == chan->center_freq)  in cfg80211_is_sub_chan()
690 	width = cfg80211_chandef_get_width(chandef);  in cfg80211_is_sub_chan()
694 	for (freq = chandef->center_freq1 - width / 2 + 10;  in cfg80211_is_sub_chan()
695 	     freq <= chandef->center_freq1 + width / 2 - 10; freq += 20) {  in cfg80211_is_sub_chan()
700 	if (!chandef->center_freq2)  in cfg80211_is_sub_chan()
703 	for (freq = chandef->center_freq2 - width / 2 + 10;  in cfg80211_is_sub_chan()
704 	     freq <= chandef->center_freq2 + width / 2 - 10; freq += 20) {  in cfg80211_is_sub_chan()
762 			if (cfg80211_is_sub_chan(&wdev->links[link].ap.chandef,  in cfg80211_wdev_on_sub_chan()
768 		return cfg80211_is_sub_chan(&wdev->u.ibss.chandef, chan,  in cfg80211_wdev_on_sub_chan()
771 		return cfg80211_is_sub_chan(&wdev->u.mesh.chandef, chan,  in cfg80211_wdev_on_sub_chan()
877 				const struct cfg80211_chan_def *chandef)  in cfg80211_chandef_dfs_available()  argument
882 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_chandef_dfs_available()
885 	width = cfg80211_chandef_get_width(chandef);  in cfg80211_chandef_dfs_available()
890 					     MHZ_TO_KHZ(chandef->center_freq1),  in cfg80211_chandef_dfs_available()
897 	switch (chandef->width) {  in cfg80211_chandef_dfs_available()
899 		WARN_ON(!chandef->center_freq2);  in cfg80211_chandef_dfs_available()
901 					MHZ_TO_KHZ(chandef->center_freq2),  in cfg80211_chandef_dfs_available()
905 		WARN_ON(chandef->center_freq2);  in cfg80211_chandef_dfs_available()
943 			      const struct cfg80211_chan_def *chandef)  in cfg80211_chandef_dfs_cac_time()  argument
948 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_chandef_dfs_cac_time()
951 	width = cfg80211_chandef_get_width(chandef);  in cfg80211_chandef_dfs_cac_time()
956 					     MHZ_TO_KHZ(chandef->center_freq1),  in cfg80211_chandef_dfs_cac_time()
959 	if (!chandef->center_freq2)  in cfg80211_chandef_dfs_cac_time()
963 					     MHZ_TO_KHZ(chandef->center_freq2),  in cfg80211_chandef_dfs_cac_time()
1042 			     const struct cfg80211_chan_def *chandef,  in cfg80211_chandef_usable()  argument
1054 	if (WARN_ON(!cfg80211_chandef_valid(chandef)))  in cfg80211_chandef_usable()
1057 	ht_cap = &wiphy->bands[chandef->chan->band]->ht_cap;  in cfg80211_chandef_usable()
1058 	vht_cap = &wiphy->bands[chandef->chan->band]->vht_cap;  in cfg80211_chandef_usable()
1059 	edmg_cap = &wiphy->bands[chandef->chan->band]->edmg_cap;  in cfg80211_chandef_usable()
1065 				  chandef->edmg.channels,  in cfg80211_chandef_usable()
1066 				  chandef->edmg.bw_config,  in cfg80211_chandef_usable()
1067 				  chandef->chan->hw_value,  in cfg80211_chandef_usable()
1071 	control_freq = chandef->chan->center_freq;  in cfg80211_chandef_usable()
1073 	switch (chandef->width) {  in cfg80211_chandef_usable()
1098 		    chandef->chan->band != NL80211_BAND_6GHZ)  in cfg80211_chandef_usable()
1107 		if (chandef->chan->band == NL80211_BAND_6GHZ)  in cfg80211_chandef_usable()
1114 		if (chandef->center_freq1 < control_freq &&  in cfg80211_chandef_usable()
1115 		    chandef->chan->flags & IEEE80211_CHAN_NO_HT40MINUS)  in cfg80211_chandef_usable()
1117 		if (chandef->center_freq1 > control_freq &&  in cfg80211_chandef_usable()
1118 		    chandef->chan->flags & IEEE80211_CHAN_NO_HT40PLUS)  in cfg80211_chandef_usable()
1129 		if (chandef->chan->band != NL80211_BAND_6GHZ && !support_80_80)  in cfg80211_chandef_usable()
1135 		if (chandef->chan->band == NL80211_BAND_6GHZ)  in cfg80211_chandef_usable()
1143 		if (chandef->chan->band == NL80211_BAND_6GHZ)  in cfg80211_chandef_usable()
1158 		if (chandef->chan->band != NL80211_BAND_6GHZ)  in cfg80211_chandef_usable()
1205 					 ieee80211_chandef_to_khz(chandef),  in cfg80211_chandef_usable()
1209 	if (!chandef->center_freq2)  in cfg80211_chandef_usable()
1212 					   MHZ_TO_KHZ(chandef->center_freq2),  in cfg80211_chandef_usable()
1241 			other_chan = wdev->links[link_id].ap.chandef.chan;  in cfg80211_ir_permissive_check_wdev()
1336 				     struct cfg80211_chan_def *chandef,  in _cfg80211_reg_can_beacon()  argument
1344 	trace_cfg80211_reg_can_beacon(wiphy, chandef, iftype, check_no_ir);  in _cfg80211_reg_can_beacon()
1349 	if (cfg80211_chandef_dfs_required(wiphy, chandef, iftype) > 0 &&  in _cfg80211_reg_can_beacon()
1350 	    cfg80211_chandef_dfs_available(wiphy, chandef)) {  in _cfg80211_reg_can_beacon()
1355 	res = cfg80211_chandef_usable(wiphy, chandef, prohibited_flags);  in _cfg80211_reg_can_beacon()
1362 			     struct cfg80211_chan_def *chandef,  in cfg80211_reg_can_beacon()  argument
1365 	return _cfg80211_reg_can_beacon(wiphy, chandef, iftype, true);  in cfg80211_reg_can_beacon()
1370 				   struct cfg80211_chan_def *chandef,  in cfg80211_reg_can_beacon_relax()  argument
1385 						   chandef->chan);  in cfg80211_reg_can_beacon_relax()
1387 	return _cfg80211_reg_can_beacon(wiphy, chandef, iftype, check_no_ir);  in cfg80211_reg_can_beacon_relax()
1392 				 struct cfg80211_chan_def *chandef)  in cfg80211_set_monitor_channel()  argument
1399 	return rdev_set_monitor_channel(rdev, chandef);  in cfg80211_set_monitor_channel()
1450 		return &wdev->u.mesh.chandef;  in wdev_chandef()
1452 		return &wdev->u.ibss.chandef;  in wdev_chandef()
1454 		return &wdev->u.ocb.chandef;  in wdev_chandef()
1457 		return &wdev->links[link_id].ap.chandef;  in wdev_chandef()
1496 					      const struct cfg80211_chan_def *chandef)  in cfg80211_valid_disable_subchannel_bitmap()  argument
1500 	switch (chandef->width) {  in cfg80211_valid_disable_subchannel_bitmap()
1503 		start_freq = chandef->center_freq1 - 40;  in cfg80211_valid_disable_subchannel_bitmap()
1507 		start_freq = chandef->center_freq1 - 80;  in cfg80211_valid_disable_subchannel_bitmap()
1511 		start_freq = chandef->center_freq1 - 160;  in cfg80211_valid_disable_subchannel_bitmap()
1522 	if (*bitmap & (u16)BIT((chandef->chan->center_freq - start_freq) / 20))  in cfg80211_valid_disable_subchannel_bitmap()