mac80211: handle VHT operating mode notification

Handle the operating mode notification action frame.
When the supported streams or the bandwidth change
let the driver and rate control algorithm know.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index a64b4f0d373f..797969bc26e1 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -212,6 +212,10 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
                 changed = true;
         sta->sta.bandwidth = bw;
 
+        sta->cur_max_bandwidth =
+                ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ?
+                                IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20;
+
         return changed;
 }