From 4e1f633a68becea1ae04a78793a67f251ada9333 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sat, 23 Apr 2011 21:34:40 +0000
Subject: mac80211: do rate control updates when the HT configuration changes
on an interface
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26750 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
.../560-mac80211_ht_change_rate_update.patch | 35 ++++++++++++++++++++++
1 file changed, 35 insertions(+)
create mode 100644 package/mac80211/patches/560-mac80211_ht_change_rate_update.patch
diff --git a/package/mac80211/patches/560-mac80211_ht_change_rate_update.patch b/package/mac80211/patches/560-mac80211_ht_change_rate_update.patch
new file mode 100644
index 000000000..bff6a6b8a
--- /dev/null
+++ b/package/mac80211/patches/560-mac80211_ht_change_rate_update.patch
@@ -0,0 +1,35 @@
+--- a/net/mac80211/main.c
++++ b/net/mac80211/main.c
+@@ -245,7 +245,9 @@ void ieee80211_bss_info_change_notify(st
+ u32 changed)
+ {
+ struct ieee80211_local *local = sdata->local;
++ struct ieee80211_supported_band *sband;
+ static const u8 zero[ETH_ALEN] = { 0 };
++ struct sta_info *sta;
+
+ if (!changed)
+ return;
+@@ -275,6 +277,22 @@ void ieee80211_bss_info_change_notify(st
+
+ switch (sdata->vif.type) {
+ case NL80211_IFTYPE_AP:
++ if (!(changed & BSS_CHANGED_HT))
++ break;
++
++ sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
++ rcu_read_lock();
++ list_for_each_entry(sta, &local->sta_list, list) {
++ if (sta->sdata != sdata &&
++ (!sdata->bss || sta->sdata->bss != sdata->bss))
++ continue;
++
++ rate_control_rate_update(local, sband, sta,
++ IEEE80211_RC_HT_CHANGED,
++ local->_oper_channel_type);
++ }
++ rcu_read_unlock();
++ break;
+ case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_WDS:
+ case NL80211_IFTYPE_MESH_POINT:
--
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