2012-05-15 22:50:20 +02:00
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/*
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* Copyright (C) 2007-2012 Siemens AG
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*
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* Written by:
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*
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* Based on the code from 'linux-zigbee.sourceforge.net' project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/netdevice.h>
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2012-05-15 22:50:28 +02:00
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#include <net/netlink.h>
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#include <linux/nl802154.h>
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2012-05-15 22:50:20 +02:00
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#include <net/mac802154.h>
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2014-03-14 21:23:59 +01:00
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#include <net/ieee802154_netdev.h>
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2012-05-15 22:50:20 +02:00
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#include <net/route.h>
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2014-10-25 09:41:02 +02:00
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#include <net/cfg802154.h>
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2012-05-15 22:50:20 +02:00
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2014-10-25 09:41:00 +02:00
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#include "ieee802154_i.h"
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2012-05-15 22:50:20 +02:00
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2012-05-15 22:50:28 +02:00
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int mac802154_slave_open(struct net_device *dev)
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{
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2014-10-25 17:16:36 +02:00
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struct ieee802154_sub_if_data *sdata = netdev_priv(dev);
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struct ieee802154_sub_if_data *subif;
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2014-10-25 17:16:37 +02:00
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struct ieee802154_local *local = sdata->local;
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2012-05-15 22:50:28 +02:00
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int res = 0;
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2014-03-31 21:37:45 +02:00
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ASSERT_RTNL();
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2014-10-25 17:16:36 +02:00
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if (sdata->type == IEEE802154_DEV_WPAN) {
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2014-10-25 17:16:37 +02:00
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mutex_lock(&sdata->local->slaves_mtx);
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list_for_each_entry(subif, &sdata->local->slaves, list) {
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2014-10-25 17:16:36 +02:00
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if (subif != sdata && subif->type == sdata->type &&
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2014-03-31 21:37:45 +02:00
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subif->running) {
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2014-10-25 17:16:37 +02:00
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mutex_unlock(&sdata->local->slaves_mtx);
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2014-03-31 21:37:45 +02:00
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return -EBUSY;
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}
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}
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2014-10-25 17:16:37 +02:00
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mutex_unlock(&sdata->local->slaves_mtx);
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2014-03-31 21:37:45 +02:00
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}
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2014-10-25 17:16:37 +02:00
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mutex_lock(&sdata->local->slaves_mtx);
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2014-10-25 17:16:36 +02:00
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sdata->running = true;
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2014-10-25 17:16:37 +02:00
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mutex_unlock(&sdata->local->slaves_mtx);
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2014-03-31 21:37:45 +02:00
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2014-10-25 17:16:35 +02:00
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if (local->open_count++ == 0) {
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res = local->ops->start(&local->hw);
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2012-05-15 22:50:28 +02:00
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WARN_ON(res);
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if (res)
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goto err;
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}
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2014-10-25 17:16:35 +02:00
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if (local->ops->ieee_addr) {
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2014-03-14 21:23:59 +01:00
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__le64 addr = ieee802154_devaddr_from_raw(dev->dev_addr);
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2014-10-25 17:16:35 +02:00
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res = local->ops->ieee_addr(&local->hw, addr);
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2012-05-15 22:50:28 +02:00
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WARN_ON(res);
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if (res)
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goto err;
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mac802154_dev_set_ieee_addr(dev);
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}
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netif_start_queue(dev);
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return 0;
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err:
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2014-10-25 17:16:37 +02:00
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sdata->local->open_count--;
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2012-05-15 22:50:28 +02:00
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return res;
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}
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int mac802154_slave_close(struct net_device *dev)
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{
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2014-10-25 17:16:36 +02:00
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struct ieee802154_sub_if_data *sdata = netdev_priv(dev);
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2014-10-25 17:16:37 +02:00
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struct ieee802154_local *local = sdata->local;
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2012-05-15 22:50:28 +02:00
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2014-03-31 21:37:45 +02:00
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ASSERT_RTNL();
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2012-05-15 22:50:28 +02:00
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netif_stop_queue(dev);
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2014-10-25 17:16:37 +02:00
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mutex_lock(&sdata->local->slaves_mtx);
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2014-10-25 17:16:36 +02:00
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sdata->running = false;
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2014-10-25 17:16:37 +02:00
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mutex_unlock(&sdata->local->slaves_mtx);
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2014-03-31 21:37:45 +02:00
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2014-10-25 17:16:35 +02:00
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if (!--local->open_count)
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local->ops->stop(&local->hw);
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2012-05-15 22:50:28 +02:00
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return 0;
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}
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static int
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mac802154_netdev_register(struct wpan_phy *phy, struct net_device *dev)
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{
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2014-10-25 17:16:36 +02:00
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struct ieee802154_sub_if_data *sdata;
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local;
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2012-05-15 22:50:28 +02:00
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int err;
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2014-10-25 17:16:35 +02:00
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local = wpan_phy_priv(phy);
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2012-05-15 22:50:28 +02:00
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2014-10-25 17:16:36 +02:00
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sdata = netdev_priv(dev);
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sdata->dev = dev;
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2014-10-25 17:16:37 +02:00
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sdata->local = local;
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2012-05-15 22:50:28 +02:00
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2014-10-25 17:16:35 +02:00
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dev->needed_headroom = local->hw.extra_tx_headroom;
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2012-05-15 22:50:28 +02:00
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2014-10-25 17:16:35 +02:00
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SET_NETDEV_DEV(dev, &local->phy->dev);
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2012-05-15 22:50:28 +02:00
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2014-10-25 17:16:35 +02:00
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mutex_lock(&local->slaves_mtx);
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if (!local->running) {
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mutex_unlock(&local->slaves_mtx);
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2012-05-15 22:50:28 +02:00
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return -ENODEV;
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}
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2014-10-25 17:16:35 +02:00
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mutex_unlock(&local->slaves_mtx);
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2012-05-15 22:50:28 +02:00
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err = register_netdev(dev);
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if (err < 0)
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return err;
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rtnl_lock();
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2014-10-25 17:16:35 +02:00
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mutex_lock(&local->slaves_mtx);
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2014-10-25 17:16:36 +02:00
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list_add_tail_rcu(&sdata->list, &local->slaves);
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2014-10-25 17:16:35 +02:00
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mutex_unlock(&local->slaves_mtx);
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2012-05-15 22:50:28 +02:00
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rtnl_unlock();
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return 0;
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}
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static void
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mac802154_del_iface(struct wpan_phy *phy, struct net_device *dev)
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{
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2014-10-25 17:16:36 +02:00
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struct ieee802154_sub_if_data *sdata;
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2014-07-02 05:31:09 +02:00
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2012-05-15 22:50:28 +02:00
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ASSERT_RTNL();
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sdata = netdev_priv(dev);
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2014-10-25 17:16:37 +02:00
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BUG_ON(sdata->local->phy != phy);
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2012-05-15 22:50:28 +02:00
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2014-10-25 17:16:37 +02:00
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mutex_lock(&sdata->local->slaves_mtx);
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2012-05-15 22:50:28 +02:00
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list_del_rcu(&sdata->list);
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2014-10-25 17:16:37 +02:00
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mutex_unlock(&sdata->local->slaves_mtx);
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2012-05-15 22:50:28 +02:00
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synchronize_rcu();
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unregister_netdevice(sdata->dev);
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}
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static struct net_device *
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mac802154_add_iface(struct wpan_phy *phy, const char *name, int type)
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{
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struct net_device *dev;
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int err = -ENOMEM;
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switch (type) {
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2012-05-15 22:50:29 +02:00
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case IEEE802154_DEV_MONITOR:
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2014-10-25 17:16:36 +02:00
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dev = alloc_netdev(sizeof(struct ieee802154_sub_if_data),
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net: set name_assign_type in alloc_netdev()
Extend alloc_netdev{,_mq{,s}}() to take name_assign_type as argument, and convert
all users to pass NET_NAME_UNKNOWN.
Coccinelle patch:
@@
expression sizeof_priv, name, setup, txqs, rxqs, count;
@@
(
-alloc_netdev_mqs(sizeof_priv, name, setup, txqs, rxqs)
+alloc_netdev_mqs(sizeof_priv, name, NET_NAME_UNKNOWN, setup, txqs, rxqs)
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-alloc_netdev_mq(sizeof_priv, name, setup, count)
+alloc_netdev_mq(sizeof_priv, name, NET_NAME_UNKNOWN, setup, count)
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-alloc_netdev(sizeof_priv, name, setup)
+alloc_netdev(sizeof_priv, name, NET_NAME_UNKNOWN, setup)
)
v9: move comments here from the wrong commit
Signed-off-by: Tom Gundersen <teg@jklm.no>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-07-14 16:37:24 +02:00
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name, NET_NAME_UNKNOWN,
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mac802154_monitor_setup);
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2012-05-15 22:50:29 +02:00
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break;
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2012-06-26 01:24:48 +02:00
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case IEEE802154_DEV_WPAN:
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2014-10-25 17:16:36 +02:00
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dev = alloc_netdev(sizeof(struct ieee802154_sub_if_data),
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net: set name_assign_type in alloc_netdev()
Extend alloc_netdev{,_mq{,s}}() to take name_assign_type as argument, and convert
all users to pass NET_NAME_UNKNOWN.
Coccinelle patch:
@@
expression sizeof_priv, name, setup, txqs, rxqs, count;
@@
(
-alloc_netdev_mqs(sizeof_priv, name, setup, txqs, rxqs)
+alloc_netdev_mqs(sizeof_priv, name, NET_NAME_UNKNOWN, setup, txqs, rxqs)
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-alloc_netdev_mq(sizeof_priv, name, setup, count)
+alloc_netdev_mq(sizeof_priv, name, NET_NAME_UNKNOWN, setup, count)
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-alloc_netdev(sizeof_priv, name, setup)
+alloc_netdev(sizeof_priv, name, NET_NAME_UNKNOWN, setup)
)
v9: move comments here from the wrong commit
Signed-off-by: Tom Gundersen <teg@jklm.no>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-07-14 16:37:24 +02:00
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name, NET_NAME_UNKNOWN,
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mac802154_wpan_setup);
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2012-06-26 01:24:48 +02:00
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break;
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2012-05-15 22:50:28 +02:00
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default:
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dev = NULL;
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err = -EINVAL;
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break;
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}
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if (!dev)
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goto err;
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err = mac802154_netdev_register(phy, dev);
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if (err)
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goto err_free;
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dev_hold(dev); /* we return an incremented device refcount */
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return dev;
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err_free:
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free_netdev(dev);
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err:
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return ERR_PTR(err);
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}
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2014-02-17 11:34:08 +01:00
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static int mac802154_set_txpower(struct wpan_phy *phy, int db)
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{
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
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2014-02-17 11:34:08 +01:00
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2014-10-25 17:16:35 +02:00
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return local->ops->set_txpower(&local->hw, db);
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2014-02-17 11:34:08 +01:00
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}
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2014-02-17 11:34:10 +01:00
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static int mac802154_set_lbt(struct wpan_phy *phy, bool on)
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{
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
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2014-02-17 11:34:10 +01:00
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2014-10-25 17:16:35 +02:00
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return local->ops->set_lbt(&local->hw, on);
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2014-02-17 11:34:10 +01:00
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}
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2014-02-17 11:34:11 +01:00
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static int mac802154_set_cca_mode(struct wpan_phy *phy, u8 mode)
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{
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
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2014-02-17 11:34:11 +01:00
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2014-10-25 17:16:35 +02:00
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return local->ops->set_cca_mode(&local->hw, mode);
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2014-02-17 11:34:11 +01:00
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}
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2014-02-17 11:34:12 +01:00
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static int mac802154_set_cca_ed_level(struct wpan_phy *phy, s32 level)
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{
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
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2014-02-17 11:34:12 +01:00
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2014-10-25 17:16:35 +02:00
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return local->ops->set_cca_ed_level(&local->hw, level);
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2014-02-17 11:34:12 +01:00
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}
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2014-02-17 11:34:14 +01:00
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static int mac802154_set_csma_params(struct wpan_phy *phy, u8 min_be,
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u8 max_be, u8 retries)
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{
|
2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
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2014-02-17 11:34:14 +01:00
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2014-10-25 17:16:35 +02:00
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return local->ops->set_csma_params(&local->hw, min_be, max_be, retries);
|
2014-02-17 11:34:14 +01:00
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}
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static int mac802154_set_frame_retries(struct wpan_phy *phy, s8 retries)
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{
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2014-10-25 17:16:35 +02:00
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struct ieee802154_local *local = wpan_phy_priv(phy);
|
2014-02-17 11:34:14 +01:00
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|
2014-10-25 17:16:35 +02:00
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return local->ops->set_frame_retries(&local->hw, retries);
|
2014-02-17 11:34:14 +01:00
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}
|
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|
2014-10-25 17:16:34 +02:00
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struct ieee802154_hw *
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|
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ieee802154_alloc_hw(size_t priv_data_len, struct ieee802154_ops *ops)
|
2012-05-15 22:50:20 +02:00
|
|
|
{
|
|
|
|
struct wpan_phy *phy;
|
2014-10-25 17:16:35 +02:00
|
|
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struct ieee802154_local *local;
|
2012-05-15 22:50:20 +02:00
|
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|
size_t priv_size;
|
|
|
|
|
|
|
|
if (!ops || !ops->xmit || !ops->ed || !ops->start ||
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|
|
|
!ops->stop || !ops->set_channel) {
|
2013-10-30 08:28:07 +01:00
|
|
|
pr_err("undefined IEEE802.15.4 device operations\n");
|
2012-05-15 22:50:20 +02:00
|
|
|
return NULL;
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}
|
|
|
|
|
|
|
|
/* Ensure 32-byte alignment of our private data and hw private data.
|
2014-10-25 17:16:35 +02:00
|
|
|
* We use the wpan_phy priv data for both our ieee802154_local and for
|
2012-05-15 22:50:20 +02:00
|
|
|
* the driver's private data
|
|
|
|
*
|
|
|
|
* in memory it'll be like this:
|
|
|
|
*
|
2014-10-25 17:16:35 +02:00
|
|
|
* +-------------------------+
|
|
|
|
* | struct wpan_phy |
|
|
|
|
* +-------------------------+
|
|
|
|
* | struct ieee802154_local |
|
|
|
|
* +-------------------------+
|
|
|
|
* | driver's private data |
|
|
|
|
* +-------------------------+
|
2012-05-15 22:50:20 +02:00
|
|
|
*
|
|
|
|
* Due to ieee802154 layer isn't aware of driver and MAC structures,
|
2014-10-25 05:25:08 +02:00
|
|
|
* so lets align them here.
|
2012-05-15 22:50:20 +02:00
|
|
|
*/
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
priv_size = ALIGN(sizeof(*local), NETDEV_ALIGN) + priv_data_len;
|
2012-05-15 22:50:20 +02:00
|
|
|
|
|
|
|
phy = wpan_phy_alloc(priv_size);
|
|
|
|
if (!phy) {
|
2013-10-30 08:28:07 +01:00
|
|
|
pr_err("failure to allocate master IEEE802.15.4 device\n");
|
2012-05-15 22:50:20 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local = wpan_phy_priv(phy);
|
|
|
|
local->phy = phy;
|
|
|
|
local->hw.phy = local->phy;
|
|
|
|
local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN);
|
|
|
|
local->ops = ops;
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
INIT_LIST_HEAD(&local->slaves);
|
|
|
|
mutex_init(&local->slaves_mtx);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
return &local->hw;
|
2012-05-15 22:50:20 +02:00
|
|
|
}
|
2014-10-25 17:16:34 +02:00
|
|
|
EXPORT_SYMBOL(ieee802154_alloc_hw);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
void ieee802154_free_hw(struct ieee802154_hw *hw)
|
2012-05-15 22:50:20 +02:00
|
|
|
{
|
2014-10-25 17:16:35 +02:00
|
|
|
struct ieee802154_local *local = mac802154_to_priv(hw);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
BUG_ON(!list_empty(&local->slaves));
|
2012-05-15 22:50:28 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
mutex_destroy(&local->slaves_mtx);
|
2012-12-14 02:03:03 +01:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
wpan_phy_free(local->phy);
|
2012-05-15 22:50:20 +02:00
|
|
|
}
|
2014-10-25 17:16:34 +02:00
|
|
|
EXPORT_SYMBOL(ieee802154_free_hw);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
int ieee802154_register_hw(struct ieee802154_hw *hw)
|
2012-05-15 22:50:20 +02:00
|
|
|
{
|
2014-10-25 17:16:35 +02:00
|
|
|
struct ieee802154_local *local = mac802154_to_priv(hw);
|
2014-07-03 00:20:43 +02:00
|
|
|
int rc = -ENOSYS;
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_TXPOWER) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_txpower)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_txpower = mac802154_set_txpower;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_LBT) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_lbt)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_lbt = mac802154_set_lbt;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_CCA_MODE) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_cca_mode)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_cca_mode = mac802154_set_cca_mode;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_CCA_ED_LEVEL) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_cca_ed_level)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_cca_ed_level = mac802154_set_cca_ed_level;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_CSMA_PARAMS) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_csma_params)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_csma_params = mac802154_set_csma_params;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
if (hw->flags & IEEE802154_HW_FRAME_RETRIES) {
|
2014-10-25 17:16:35 +02:00
|
|
|
if (!local->ops->set_frame_retries)
|
2014-07-03 00:20:43 +02:00
|
|
|
goto out;
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->set_frame_retries = mac802154_set_frame_retries;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->dev_workqueue =
|
|
|
|
create_singlethread_workqueue(wpan_phy_name(local->phy));
|
|
|
|
if (!local->dev_workqueue) {
|
2014-07-03 00:20:43 +02:00
|
|
|
rc = -ENOMEM;
|
2012-05-15 22:50:20 +02:00
|
|
|
goto out;
|
2014-07-03 00:20:43 +02:00
|
|
|
}
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
wpan_phy_set_dev(local->phy, local->hw.parent);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
local->phy->add_iface = mac802154_add_iface;
|
|
|
|
local->phy->del_iface = mac802154_del_iface;
|
2012-05-15 22:50:28 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
rc = wpan_phy_register(local->phy);
|
2012-05-15 22:50:20 +02:00
|
|
|
if (rc < 0)
|
|
|
|
goto out_wq;
|
|
|
|
|
|
|
|
rtnl_lock();
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
mutex_lock(&local->slaves_mtx);
|
|
|
|
local->running = MAC802154_DEVICE_RUN;
|
|
|
|
mutex_unlock(&local->slaves_mtx);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
|
|
|
rtnl_unlock();
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
out_wq:
|
2014-10-25 17:16:35 +02:00
|
|
|
destroy_workqueue(local->dev_workqueue);
|
2012-05-15 22:50:20 +02:00
|
|
|
out:
|
|
|
|
return rc;
|
|
|
|
}
|
2014-10-25 17:16:34 +02:00
|
|
|
EXPORT_SYMBOL(ieee802154_register_hw);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:34 +02:00
|
|
|
void ieee802154_unregister_hw(struct ieee802154_hw *hw)
|
2012-05-15 22:50:20 +02:00
|
|
|
{
|
2014-10-25 17:16:35 +02:00
|
|
|
struct ieee802154_local *local = mac802154_to_priv(hw);
|
2014-10-25 17:16:36 +02:00
|
|
|
struct ieee802154_sub_if_data *sdata, *next;
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
flush_workqueue(local->dev_workqueue);
|
|
|
|
destroy_workqueue(local->dev_workqueue);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
|
|
|
rtnl_lock();
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
mutex_lock(&local->slaves_mtx);
|
|
|
|
local->running = MAC802154_DEVICE_STOPPED;
|
|
|
|
mutex_unlock(&local->slaves_mtx);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
list_for_each_entry_safe(sdata, next, &local->slaves, list) {
|
2014-10-25 17:16:37 +02:00
|
|
|
mutex_lock(&sdata->local->slaves_mtx);
|
2012-05-15 22:50:28 +02:00
|
|
|
list_del(&sdata->list);
|
2014-10-25 17:16:37 +02:00
|
|
|
mutex_unlock(&sdata->local->slaves_mtx);
|
2012-05-15 22:50:28 +02:00
|
|
|
|
|
|
|
unregister_netdevice(sdata->dev);
|
|
|
|
}
|
|
|
|
|
2012-05-15 22:50:20 +02:00
|
|
|
rtnl_unlock();
|
|
|
|
|
2014-10-25 17:16:35 +02:00
|
|
|
wpan_phy_unregister(local->phy);
|
2012-05-15 22:50:20 +02:00
|
|
|
}
|
2014-10-25 17:16:34 +02:00
|
|
|
EXPORT_SYMBOL(ieee802154_unregister_hw);
|
2012-05-15 22:50:20 +02:00
|
|
|
|
|
|
|
MODULE_DESCRIPTION("IEEE 802.15.4 implementation");
|
|
|
|
MODULE_LICENSE("GPL v2");
|