mac80211: add function retrieve average rssi

Add utility function to provide the average rssi per vif

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index eff00e6d105fcac64a52f7f76f70bf967b39144f..bebd89f7f6c3b5c8a3d561c4870b54424b087ce3 100644 (file)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -3801,4 +3801,7 @@ int ieee80211_add_srates_ie(struct ieee80211_vif *vif,
 
 int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif,
                                struct sk_buff *skb, bool need_basic);
+
+int ieee80211_ave_rssi(struct ieee80211_vif *vif);
+
 #endif /* MAC80211_H */

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 9d255a2e37ee256a17b3dbf6c4aa19bee0f82470..89c1e5b9ba94c4903df690d743ce730e41694c7e 100644 (file)
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1793,3 +1793,11 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif,
        }
        return 0;
 }
+
+int ieee80211_ave_rssi(struct ieee80211_vif *vif)
+{
+       struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+       struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+       return ifmgd->ave_beacon_signal;
+}