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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Parts of this file are
- * Copyright (C) 2022 Intel Corporation
- */
- #include <linux/ieee80211.h>
- #include <linux/export.h>
- #include <net/cfg80211.h>
- #include "nl80211.h"
- #include "core.h"
- #include "rdev-ops.h"
- static int ___cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
- struct net_device *dev, unsigned int link_id,
- bool notify)
- {
- struct wireless_dev *wdev = dev->ieee80211_ptr;
- int err;
- ASSERT_WDEV_LOCK(wdev);
- if (!rdev->ops->stop_ap)
- return -EOPNOTSUPP;
- if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
- dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
- return -EOPNOTSUPP;
- if (!wdev->links[link_id].ap.beacon_interval)
- return -ENOENT;
- err = rdev_stop_ap(rdev, dev, link_id);
- if (!err) {
- wdev->conn_owner_nlportid = 0;
- wdev->links[link_id].ap.beacon_interval = 0;
- memset(&wdev->links[link_id].ap.chandef, 0,
- sizeof(wdev->links[link_id].ap.chandef));
- wdev->u.ap.ssid_len = 0;
- rdev_set_qos_map(rdev, dev, NULL);
- if (notify)
- nl80211_send_ap_stopped(wdev, link_id);
- /* Should we apply the grace period during beaconing interface
- * shutdown also?
- */
- cfg80211_sched_dfs_chan_update(rdev);
- }
- schedule_work(&cfg80211_disconnect_work);
- return err;
- }
- int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
- struct net_device *dev, int link_id,
- bool notify)
- {
- unsigned int link;
- int ret = 0;
- if (link_id >= 0)
- return ___cfg80211_stop_ap(rdev, dev, link_id, notify);
- for_each_valid_link(dev->ieee80211_ptr, link) {
- int ret1 = ___cfg80211_stop_ap(rdev, dev, link, notify);
- if (ret1)
- ret = ret1;
- /* try the next one also if one errored */
- }
- return ret;
- }
- int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
- struct net_device *dev, int link_id,
- bool notify)
- {
- struct wireless_dev *wdev = dev->ieee80211_ptr;
- int err;
- wdev_lock(wdev);
- err = __cfg80211_stop_ap(rdev, dev, link_id, notify);
- wdev_unlock(wdev);
- return err;
- }
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