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-rw-r--r--include/net/mac80211.h4
-rw-r--r--net/mac80211/pm.c16
2 files changed, 14 insertions, 6 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index c9def42c1286..2858b4d02f5f 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1628,6 +1628,10 @@ enum ieee80211_ampdu_mlme_action {
* ask the device to suspend. This is only invoked when WoWLAN is
* configured, otherwise the device is deconfigured completely and
* reconfigured at resume time.
+ * The driver may also impose special conditions under which it
+ * wants to use the "normal" suspend (deconfigure), say if it only
+ * supports WoWLAN when the device is associated. In this case, it
+ * must return 1 from this function.
*
* @resume: If WoWLAN was configured, this indicates that mac80211 is
* now resuming its operation, after this the device must be fully
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 67839eb90cc1..f87e993e713b 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -72,15 +72,19 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
local->wowlan = wowlan && local->open_count;
if (local->wowlan) {
int err = drv_suspend(local, wowlan);
- if (err) {
+ if (err < 0) {
local->quiescing = false;
return err;
+ } else if (err > 0) {
+ WARN_ON(err != 1);
+ local->wowlan = false;
+ } else {
+ list_for_each_entry(sdata, &local->interfaces, list) {
+ cancel_work_sync(&sdata->work);
+ ieee80211_quiesce(sdata);
+ }
+ goto suspend;
}
- list_for_each_entry(sdata, &local->interfaces, list) {
- cancel_work_sync(&sdata->work);
- ieee80211_quiesce(sdata);
- }
- goto suspend;
}
/* disable keys */