mac80211: Add support to notify ht/vht opmode modification.
This will add support to send an event to a userspace application
whenever station advertise its ht/vht opmode modification through
an action frame.
Signed-off-by: Tamizh chelvam <tamizhr@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index fd58061..e755f93 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2848,6 +2848,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
case WLAN_HT_ACTION_SMPS: {
struct ieee80211_supported_band *sband;
enum ieee80211_smps_mode smps_mode;
+ struct sta_opmode_info sta_opmode = {};
/* convert to HT capability */
switch (mgmt->u.action.u.ht_smps.smps_control) {
@@ -2868,17 +2869,24 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (rx->sta->sta.smps_mode == smps_mode)
goto handled;
rx->sta->sta.smps_mode = smps_mode;
+ sta_opmode.smps_mode = smps_mode;
+ sta_opmode.changed = STA_OPMODE_SMPS_MODE_CHANGED;
sband = rx->local->hw.wiphy->bands[status->band];
rate_control_rate_update(local, sband, rx->sta,
IEEE80211_RC_SMPS_CHANGED);
+ cfg80211_sta_opmode_change_notify(sdata->dev,
+ rx->sta->addr,
+ &sta_opmode,
+ GFP_KERNEL);
goto handled;
}
case WLAN_HT_ACTION_NOTIFY_CHANWIDTH: {
struct ieee80211_supported_band *sband;
u8 chanwidth = mgmt->u.action.u.ht_notify_cw.chanwidth;
enum ieee80211_sta_rx_bandwidth max_bw, new_bw;
+ struct sta_opmode_info sta_opmode = {};
/* If it doesn't support 40 MHz it can't change ... */
if (!(rx->sta->sta.ht_cap.cap &
@@ -2899,9 +2907,15 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
rx->sta->sta.bandwidth = new_bw;
sband = rx->local->hw.wiphy->bands[status->band];
+ sta_opmode.bw = new_bw;
+ sta_opmode.changed = STA_OPMODE_MAX_BW_CHANGED;
rate_control_rate_update(local, sband, rx->sta,
IEEE80211_RC_BW_CHANGED);
+ cfg80211_sta_opmode_change_notify(sdata->dev,
+ rx->sta->addr,
+ &sta_opmode,
+ GFP_KERNEL);
goto handled;
}
default: