mac80211: Do not generate CQM events based on first Beacon frames
The signal strength value in a single RX frame is not that reliable,
so it is better to delay start of CQM events until there is a real
average signal strength from more than a single Beacon frame
available.
Signed-off-by: Jouni Malinen <j@w1.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 9af50fb..16f7fb1 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -369,6 +369,13 @@
int ave_beacon_signal;
/*
+ * Number of Beacon frames used in ave_beacon_signal. This can be used
+ * to avoid generating less reliable cqm events that would be based
+ * only on couple of received frames.
+ */
+ unsigned int count_beacon_signal;
+
+ /*
* Last Beacon frame signal strength average (ave_beacon_signal / 16)
* that triggered a cqm event. 0 indicates that no event has been
* generated for the current association.