This patch add support to configure station specific low and high
txrate thresholds using ieee80211_set_sta_mon_txrate_config API.
This configuration is used for tracking the txrate for connected
stations.
Signed-off-by: Tamizh chelvam <tamizhr@xxxxxxxxxxxxxx>
---
net/mac80211/cfg.c | 35 +++++++++++++++++++++++++++++++++++
net/mac80211/sta_info.h | 5 +++++
2 files changed, 40 insertions(+)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 0e2047c..ba2555d 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -3778,6 +3778,40 @@ static int ieee80211_set_sta_mon_rssi_range_confg(struct wiphy *wiphy,
return 0;
}
+static int ieee80211_set_sta_mon_txrate_config(struct wiphy *wiphy,
+ struct net_device *dev,
+ const u8 *peer,
+ u32 low_txrate_thold,
+ u32 high_txrate_thold)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct sta_info *sta;
+
+ if (sdata->vif.type == NL80211_IFTYPE_AP &&
+ !wiphy_ext_feature_isset(sdata->local->hw.wiphy,
+ NL80211_EXT_FEATURE_STA_MON_TXRATE_CONFIG))
+ return -EOPNOTSUPP;
+
+ mutex_lock(&sdata->local->sta_mtx);
+
+ sta = sta_info_get_bss(sdata, peer);
+ if (!sta) {
+ mutex_unlock(&sdata->local->sta_mtx);
+ return -ENOENT;
+ }
+
+ if (sta->txrate_low == low_txrate_thold &&
+ sta->txrate_high == high_txrate_thold)
+ goto unlock;
+
+ sta->txrate_low = low_txrate_thold;
+ sta->txrate_high = high_txrate_thold;
+
+unlock:
+ mutex_unlock(&sdata->local->sta_mtx);
+ return 0;
+}
+
const struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -3873,4 +3907,5 @@ static int ieee80211_set_sta_mon_rssi_range_confg(struct wiphy *wiphy,
.tx_control_port = ieee80211_tx_control_port,
.set_sta_mon_rssi_config = ieee80211_set_sta_mon_rssi_config,
.set_sta_mon_rssi_range_config = ieee80211_set_sta_mon_rssi_range_confg,
+ .set_sta_mon_txrate_config = ieee80211_set_sta_mon_txrate_config,
};
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 1599973..c73d010 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -496,6 +496,8 @@ struct ieee80211_sta_rx_stats {
* @count_rx_signal: Number of data frames used in averaging station signal.
* This can be used to avoid generating less reliable station rssi cross
* events that would be based only on couple of received frames.
+ * @txrate_low: TXRATE lower threshold for a station to monitor
+ * @txrate_high: TXRATE upper threshold for a station to monitor
*/
struct sta_info {
/* General information, mostly static */
@@ -603,6 +605,9 @@ struct sta_info {
int last_sta_mon_event_signal;
unsigned int count_rx_signal;
+ u32 txrate_low;
+ u32 txrate_high;
+
/* keep last! */
struct ieee80211_sta sta;
};
--
1.9.1
