1 #include <linux/ieee80211.h> 2 #include <linux/export.h> 3 #include <net/cfg80211.h> 4 #include "nl80211.h" 5 #include "core.h" 6 #include "rdev-ops.h" 7 8 9 static int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, 10 struct net_device *dev, bool notify) 11 { 12 struct wireless_dev *wdev = dev->ieee80211_ptr; 13 int err; 14 15 ASSERT_WDEV_LOCK(wdev); 16 17 if (!rdev->ops->stop_ap) 18 return -EOPNOTSUPP; 19 20 if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP && 21 dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) 22 return -EOPNOTSUPP; 23 24 if (!wdev->beacon_interval) 25 return -ENOENT; 26 27 err = rdev_stop_ap(rdev, dev); 28 if (!err) { 29 wdev->beacon_interval = 0; 30 memset(&wdev->chandef, 0, sizeof(wdev->chandef)); 31 wdev->ssid_len = 0; 32 rdev_set_qos_map(rdev, dev, NULL); 33 if (notify) 34 nl80211_send_ap_stopped(wdev); 35 } 36 37 return err; 38 } 39 40 int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, 41 struct net_device *dev, bool notify) 42 { 43 struct wireless_dev *wdev = dev->ieee80211_ptr; 44 int err; 45 46 wdev_lock(wdev); 47 err = __cfg80211_stop_ap(rdev, dev, notify); 48 wdev_unlock(wdev); 49 50 return err; 51 } 52