1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Parts of this file are
 4 * Copyright (C) 2022-2023 Intel Corporation
 5 */
 6#include <linux/ieee80211.h>
 7#include <linux/export.h>
 8#include <net/cfg80211.h>
 9#include "nl80211.h"
10#include "core.h"
11#include "rdev-ops.h"
12
13
14static int ___cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
15			       struct net_device *dev, unsigned int link_id,
16			       bool notify)
17{
18	struct wireless_dev *wdev = dev->ieee80211_ptr;
19	int err;
20
21	lockdep_assert_wiphy(wdev->wiphy);
22
23	if (!rdev->ops->stop_ap)
24		return -EOPNOTSUPP;
25
26	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
27	    dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
28		return -EOPNOTSUPP;
29
30	if (!wdev->links[link_id].ap.beacon_interval)
31		return -ENOENT;
32
33	err = rdev_stop_ap(rdev, dev, link_id);
34	if (!err) {
35		wdev->conn_owner_nlportid = 0;
36		wdev->links[link_id].ap.beacon_interval = 0;
37		memset(&wdev->links[link_id].ap.chandef, 0,
38		       sizeof(wdev->links[link_id].ap.chandef));
39		wdev->u.ap.ssid_len = 0;
40		rdev_set_qos_map(rdev, dev, NULL);
41		if (notify)
42			nl80211_send_ap_stopped(wdev, link_id);
43
44		/* Should we apply the grace period during beaconing interface
45		 * shutdown also?
46		 */
47		cfg80211_sched_dfs_chan_update(rdev);
48	}
49
50	schedule_work(&cfg80211_disconnect_work);
51
52	return err;
53}
54
55int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
56		     struct net_device *dev, int link_id,
57		     bool notify)
58{
59	unsigned int link;
60	int ret = 0;
61
62	if (link_id >= 0)
63		return ___cfg80211_stop_ap(rdev, dev, link_id, notify);
64
65	for_each_valid_link(dev->ieee80211_ptr, link) {
66		int ret1 = ___cfg80211_stop_ap(rdev, dev, link, notify);
67
68		if (ret1)
69			ret = ret1;
70		/* try the next one also if one errored */
71	}
72
73	return ret;
74}

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