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Diffstat (limited to 'net/mac80211/pm.c')
-rw-r--r--net/mac80211/pm.c76
1 files changed, 56 insertions, 20 deletions
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 79a48f37d409..d0275f34bf70 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -7,25 +7,23 @@
#include "led.h"
/* return value indicates whether the driver should be further notified */
-static bool ieee80211_quiesce(struct ieee80211_sub_if_data *sdata)
+static void ieee80211_quiesce(struct ieee80211_sub_if_data *sdata)
{
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
ieee80211_sta_quiesce(sdata);
- return true;
+ break;
case NL80211_IFTYPE_ADHOC:
ieee80211_ibss_quiesce(sdata);
- return true;
+ break;
case NL80211_IFTYPE_MESH_POINT:
ieee80211_mesh_quiesce(sdata);
- return true;
- case NL80211_IFTYPE_AP_VLAN:
- case NL80211_IFTYPE_MONITOR:
- /* don't tell driver about this */
- return false;
+ break;
default:
- return true;
+ break;
}
+
+ cancel_work_sync(&sdata->work);
}
int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
@@ -40,11 +38,14 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
ieee80211_scan_cancel(local);
+ ieee80211_dfs_cac_cancel(local);
+
if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
mutex_lock(&local->sta_mtx);
list_for_each_entry(sta, &local->sta_list, list) {
set_sta_flag(sta, WLAN_STA_BLOCK_BA);
- ieee80211_sta_tear_down_BA_sessions(sta, true);
+ ieee80211_sta_tear_down_BA_sessions(
+ sta, AGG_STOP_LOCAL_REQUEST);
}
mutex_unlock(&local->sta_mtx);
}
@@ -94,10 +95,9 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
WARN_ON(err != 1);
local->wowlan = false;
} else {
- list_for_each_entry(sdata, &local->interfaces, list) {
- cancel_work_sync(&sdata->work);
- ieee80211_quiesce(sdata);
- }
+ list_for_each_entry(sdata, &local->interfaces, list)
+ if (ieee80211_sdata_running(sdata))
+ ieee80211_quiesce(sdata);
goto suspend;
}
}
@@ -124,17 +124,43 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
/* remove all interfaces */
list_for_each_entry(sdata, &local->interfaces, list) {
- cancel_work_sync(&sdata->work);
+ static u8 zero_addr[ETH_ALEN] = {};
+ u32 changed = 0;
- if (!ieee80211_quiesce(sdata))
+ if (!ieee80211_sdata_running(sdata))
continue;
- if (!ieee80211_sdata_running(sdata))
+ switch (sdata->vif.type) {
+ case NL80211_IFTYPE_AP_VLAN:
+ case NL80211_IFTYPE_MONITOR:
+ /* skip these */
continue;
+ case NL80211_IFTYPE_STATION:
+ if (sdata->vif.bss_conf.assoc)
+ changed = BSS_CHANGED_ASSOC |
+ BSS_CHANGED_BSSID |
+ BSS_CHANGED_IDLE;
+ break;
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_MESH_POINT:
+ if (sdata->vif.bss_conf.enable_beacon)
+ changed = BSS_CHANGED_BEACON_ENABLED;
+ break;
+ default:
+ break;
+ }
- /* disable beaconing */
- ieee80211_bss_info_change_notify(sdata,
- BSS_CHANGED_BEACON_ENABLED);
+ ieee80211_quiesce(sdata);
+
+ sdata->suspend_bss_conf = sdata->vif.bss_conf;
+ memset(&sdata->vif.bss_conf, 0, sizeof(sdata->vif.bss_conf));
+ sdata->vif.bss_conf.idle = true;
+ if (sdata->suspend_bss_conf.bssid)
+ sdata->vif.bss_conf.bssid = zero_addr;
+
+ /* disable beaconing or remove association */
+ ieee80211_bss_info_change_notify(sdata, changed);
if (sdata->vif.type == NL80211_IFTYPE_AP &&
rcu_access_pointer(sdata->u.ap.beacon))
@@ -204,3 +230,13 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
* ieee80211_reconfig(), which is also needed for hardware
* hang/firmware failure/etc. recovery.
*/
+
+void ieee80211_report_wowlan_wakeup(struct ieee80211_vif *vif,
+ struct cfg80211_wowlan_wakeup *wakeup,
+ gfp_t gfp)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+
+ cfg80211_report_wowlan_wakeup(&sdata->wdev, wakeup, gfp);
+}
+EXPORT_SYMBOL(ieee80211_report_wowlan_wakeup);