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-rw-r--r--net/wireless/ap.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/net/wireless/ap.c b/net/wireless/ap.c
new file mode 100644
index 000000000..e68923200
--- /dev/null
+++ b/net/wireless/ap.c
@@ -0,0 +1,88 @@
+// 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);
+
+ /* 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;
+}