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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: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Jouni Malinen 2014-04-28 11:22:25 +03:00 committed by Johannes Berg
parent e16821bcfb
commit 3b1700bde4
1 changed files with 16 additions and 0 deletions
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16
net/mac80211/cfg.c
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@ -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,
};