mac80211: share STA information with driver

This patch changes mac80211 to share some more data about
stations with drivers. Should help iwlwifi and ath9k when
 they get around to updating, and might also help with
implementing rate control algorithms without internals.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index bdedf10..173dd5d 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -390,7 +390,8 @@
 
 static void mac80211_hwsim_sta_notify(struct ieee80211_hw *hw,
 				      struct ieee80211_vif *vif,
-				      enum sta_notify_cmd cmd, const u8 *addr)
+				      enum sta_notify_cmd cmd,
+				      struct ieee80211_sta *sta)
 {
 	hwsim_check_magic(vif);
 }