mac80211: Extend the rate control API with an update callback

[safe/jmp/linux-2.6] / net / mac80211 / ht.c

diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 69b6e9a..4e3c72f 100644 (file)
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -17,6 +17,7 @@
 #include <net/wireless.h>
 #include <net/mac80211.h>
 #include "ieee80211_i.h"
+#include "rate.h"
 
 void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
                                       struct ieee80211_ht_cap *ht_cap_ie,
@@ -93,7 +94,9 @@ u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
 {
        struct ieee80211_local *local = sdata->local;
        struct ieee80211_supported_band *sband;
+       struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
        struct ieee80211_bss_ht_conf ht;
+       struct sta_info *sta;
        u32 changed = 0;
        bool enable_ht = true, ht_changed;
        enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
@@ -136,6 +139,16 @@ u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
        if (ht_changed) {
                 /* channel_type change automatically detected */
                ieee80211_hw_config(local, 0);
+
+               rcu_read_lock();
+
+               sta = sta_info_get(local, ifmgd->bssid);
+               if (sta)
+                       rate_control_rate_update(local, sband, sta,
+                                                IEEE80211_RC_HT_CHANGED);
+
+               rcu_read_unlock();
+
         }
 
        /* disable HT */