1 files changed, 14 insertions, 0 deletions

diff --git a/net/wireless/core.h b/net/wireless/core.h
index 56f18c2eb919..99acd51343b1 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -56,6 +56,9 @@ struct cfg80211_registered_device {
 
         u32 ap_beacons_nlpid;
 
+        int num_running_ifaces;
+        int num_running_monitor_ifaces;
+
         /* BSSes/scanning */
         spinlock_t bss_lock;
         struct list_head bss_list;
@@ -197,6 +200,14 @@ static inline void wdev_unlock(struct wireless_dev *wdev)
 #define ASSERT_RDEV_LOCK(rdev) lockdep_assert_held(&(rdev)->mtx)
 #define ASSERT_WDEV_LOCK(wdev) lockdep_assert_held(&(wdev)->mtx)
 
+static inline bool cfg80211_has_monitors_only(struct cfg80211_registered_device *rdev)
+{
+        ASSERT_RDEV_LOCK(rdev);
+
+        return rdev->num_running_ifaces == rdev->num_running_monitor_ifaces &&
+               rdev->num_running_ifaces > 0;
+}
+
 enum cfg80211_event_type {
         EVENT_CONNECT_RESULT,
         EVENT_ROAMED,
@@ -444,6 +455,9 @@ int ieee80211_get_ratemask(struct ieee80211_supported_band *sband,
 int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev,
                                  u32 beacon_int);
 
+void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev,
+                               enum nl80211_iftype iftype, int num);
+
 #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS
 #define CFG80211_DEV_WARN_ON(cond)      WARN_ON(cond)
 #else