mac80211: notify driver of rate control updates

Devices that have internal rate control need to be
notified when the bandwidth or SMPS state changes
just like external rate control algorithms get a
notification now.

Add this notification and clarify the change bits
while at it, the HT_CHANGED bit really meant only
bandwidth changed.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index e8dbda1b5b8a..0eb2bc003058 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -476,6 +476,21 @@ int drv_sta_state(struct ieee80211_local *local,
         return ret;
 }
 
+static inline void drv_sta_rc_update(struct ieee80211_local *local,
+                                     struct ieee80211_sub_if_data *sdata,
+                                     struct ieee80211_sta *sta, u32 changed)
+{
+        sdata = get_bss_sdata(sdata);
+        check_sdata_in_driver(sdata);
+
+        trace_drv_sta_rc_update(local, sdata, sta, changed);
+        if (local->ops->sta_rc_update)
+                local->ops->sta_rc_update(&local->hw, &sdata->vif,
+                                          sta, changed);
+
+        trace_drv_return_void(local);
+}
+
 static inline int drv_conf_tx(struct ieee80211_local *local,
                               struct ieee80211_sub_if_data *sdata, u16 queue,
                               const struct ieee80211_tx_queue_params *params)