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Commit 3b1700bd authored by Jouni Malinen's avatar Jouni Malinen Committed by Johannes Berg
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mac80211: Support dynamic AP mode channel width changes 



Implement the new cfg80211 capability to enable mac80211-based drivers
to support for dynamic channel bandwidth changes (e.g., HT 20/40 MHz
changes).

Signed-off-by: default avatarJouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent e16821bc

net/mac80211/cfg.c

+16 −0
Original line number Diff line number Diff line
@@ -3958,6 +3958,21 @@ static int ieee80211_set_qos_map(struct wiphy *wiphy, 
	return 0;

}



static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy,

				      struct net_device *dev,

				      struct cfg80211_chan_def *chandef)

{

	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	int ret;

	u32 changed = 0;



	ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed);

	if (ret == 0)

		ieee80211_bss_info_change_notify(sdata, changed);



	return ret;

}



const struct cfg80211_ops mac80211_config_ops = {

	.add_virtual_intf = ieee80211_add_iface,

	.del_virtual_intf = ieee80211_del_iface,
@@ -4038,4 +4053,5 @@ const struct cfg80211_ops mac80211_config_ops = { 
	.start_radar_detection = ieee80211_start_radar_detection,

	.channel_switch = ieee80211_channel_switch,

	.set_qos_map = ieee80211_set_qos_map,

	.set_ap_chanwidth = ieee80211_set_ap_chanwidth,

};