mac80211: VHT (11ac) association

Insert VHT IEs into association frames to allow
mac80211 to connect as a VHT client.

Change-Id: Ifc54bdbe49be3d8b499a764107b30cf3136adf9f
CRs-fixed: 452921

Signed-off-by: Mahesh Palivela <maheshp@posedge.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 1f13892..a99a715 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -378,6 +378,7 @@
 	IEEE80211_STA_UAPSD_ENABLED	= BIT(7),
 	IEEE80211_STA_NULLFUNC_ACKED	= BIT(8),
 	IEEE80211_STA_RESET_SIGNAL_AVE	= BIT(9),
+	IEEE80211_STA_DISABLE_VHT	= BIT(11),
 };
 
 struct ieee80211_mgd_auth_data {