1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <linux/ieee80211.h>
3*4882a593Smuzhiyun #include <linux/export.h>
4*4882a593Smuzhiyun #include <net/cfg80211.h>
5*4882a593Smuzhiyun #include "nl80211.h"
6*4882a593Smuzhiyun #include "core.h"
7*4882a593Smuzhiyun #include "rdev-ops.h"
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun
__cfg80211_stop_ap(struct cfg80211_registered_device * rdev,struct net_device * dev,bool notify)10*4882a593Smuzhiyun int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
11*4882a593Smuzhiyun struct net_device *dev, bool notify)
12*4882a593Smuzhiyun {
13*4882a593Smuzhiyun struct wireless_dev *wdev = dev->ieee80211_ptr;
14*4882a593Smuzhiyun int err;
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun ASSERT_WDEV_LOCK(wdev);
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun if (!rdev->ops->stop_ap)
19*4882a593Smuzhiyun return -EOPNOTSUPP;
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
22*4882a593Smuzhiyun dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
23*4882a593Smuzhiyun return -EOPNOTSUPP;
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun if (!wdev->beacon_interval)
26*4882a593Smuzhiyun return -ENOENT;
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun err = rdev_stop_ap(rdev, dev);
29*4882a593Smuzhiyun if (!err) {
30*4882a593Smuzhiyun wdev->conn_owner_nlportid = 0;
31*4882a593Smuzhiyun wdev->beacon_interval = 0;
32*4882a593Smuzhiyun memset(&wdev->chandef, 0, sizeof(wdev->chandef));
33*4882a593Smuzhiyun wdev->ssid_len = 0;
34*4882a593Smuzhiyun rdev_set_qos_map(rdev, dev, NULL);
35*4882a593Smuzhiyun if (notify)
36*4882a593Smuzhiyun nl80211_send_ap_stopped(wdev);
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun /* Should we apply the grace period during beaconing interface
39*4882a593Smuzhiyun * shutdown also?
40*4882a593Smuzhiyun */
41*4882a593Smuzhiyun cfg80211_sched_dfs_chan_update(rdev);
42*4882a593Smuzhiyun }
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun schedule_work(&cfg80211_disconnect_work);
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun return err;
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
cfg80211_stop_ap(struct cfg80211_registered_device * rdev,struct net_device * dev,bool notify)49*4882a593Smuzhiyun int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
50*4882a593Smuzhiyun struct net_device *dev, bool notify)
51*4882a593Smuzhiyun {
52*4882a593Smuzhiyun struct wireless_dev *wdev = dev->ieee80211_ptr;
53*4882a593Smuzhiyun int err;
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun wdev_lock(wdev);
56*4882a593Smuzhiyun err = __cfg80211_stop_ap(rdev, dev, notify);
57*4882a593Smuzhiyun wdev_unlock(wdev);
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun return err;
60*4882a593Smuzhiyun }
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