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Diffstat (limited to 'net/mac80211/util.c')
-rw-r--r--net/mac80211/util.c42
1 files changed, 24 insertions, 18 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 5b79d552780..748387d45bc 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -803,8 +803,12 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata)
/* after reinitialize QoS TX queues setting to default,
* disable QoS at all */
- local->hw.conf.flags &= ~IEEE80211_CONF_QOS;
- drv_config(local, IEEE80211_CONF_CHANGE_QOS);
+
+ if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
+ sdata->vif.bss_conf.qos =
+ sdata->vif.type != NL80211_IFTYPE_STATION;
+ ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
+ }
}
void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
@@ -1138,18 +1142,6 @@ int ieee80211_reconfig(struct ieee80211_local *local)
}
mutex_unlock(&local->sta_mtx);
- /* Clear Suspend state so that ADDBA requests can be processed */
-
- rcu_read_lock();
-
- if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
- list_for_each_entry_rcu(sta, &local->sta_list, list) {
- clear_sta_flags(sta, WLAN_STA_BLOCK_BA);
- }
- }
-
- rcu_read_unlock();
-
/* setup RTS threshold */
drv_set_rts_threshold(local, hw->wiphy->rts_threshold);
@@ -1173,7 +1165,8 @@ int ieee80211_reconfig(struct ieee80211_local *local)
BSS_CHANGED_BASIC_RATES |
BSS_CHANGED_BEACON_INT |
BSS_CHANGED_BSSID |
- BSS_CHANGED_CQM;
+ BSS_CHANGED_CQM |
+ BSS_CHANGED_QOS;
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
@@ -1202,13 +1195,26 @@ int ieee80211_reconfig(struct ieee80211_local *local)
}
}
- rcu_read_lock();
+ /*
+ * Clear the WLAN_STA_BLOCK_BA flag so new aggregation
+ * sessions can be established after a resume.
+ *
+ * Also tear down aggregation sessions since reconfiguring
+ * them in a hardware restart scenario is not easily done
+ * right now, and the hardware will have lost information
+ * about the sessions, but we and the AP still think they
+ * are active. This is really a workaround though.
+ */
if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
- list_for_each_entry_rcu(sta, &local->sta_list, list) {
+ mutex_lock(&local->sta_mtx);
+
+ list_for_each_entry(sta, &local->sta_list, list) {
ieee80211_sta_tear_down_BA_sessions(sta);
+ clear_sta_flags(sta, WLAN_STA_BLOCK_BA);
}
+
+ mutex_unlock(&local->sta_mtx);
}
- rcu_read_unlock();
/* add back keys */
list_for_each_entry(sdata, &local->interfaces, list)