2 files changed, 17 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 3b31ec95dd8e..e33fe795a3a4 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2920,6 +2920,16 @@ void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
                                gfp_t gfp);
 
 /**
+ * ieee80211_get_operstate - get the operstate of the vif
+ *
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ *
+ * The driver might need to know the operstate of the net_device
+ * (specifically, whether the link is IF_OPER_UP after resume)
+ */
+unsigned char ieee80211_get_operstate(struct ieee80211_vif *vif);
+
+/**
  * ieee80211_chswitch_done - Complete channel switch process
  * @vif: &struct ieee80211_vif pointer from the add_interface callback.
  * @success: make the channel switch successful or not
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index d595265d6c22..0c6e9ef8c7f8 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2652,3 +2652,10 @@ void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
         cfg80211_cqm_rssi_notify(sdata->dev, rssi_event, gfp);
 }
 EXPORT_SYMBOL(ieee80211_cqm_rssi_notify);
+
+unsigned char ieee80211_get_operstate(struct ieee80211_vif *vif)
+{
+        struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+        return sdata->dev->operstate;
+}
+EXPORT_SYMBOL(ieee80211_get_operstate);