mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-07 08:48:05 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
403
net/mac802154/mib.c
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403
net/mac802154/mib.c
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/*
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* Copyright 2007-2012 Siemens AG
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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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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Written by:
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Sergey Lapin <slapin@ossfans.org>
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* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*/
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#include <linux/if_arp.h>
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#include <net/mac802154.h>
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#include <net/ieee802154_netdev.h>
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#include <net/wpan-phy.h>
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#include "mac802154.h"
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struct phy_chan_notify_work {
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struct work_struct work;
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struct net_device *dev;
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};
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struct hw_addr_filt_notify_work {
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struct work_struct work;
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struct net_device *dev;
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unsigned long changed;
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};
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static struct mac802154_priv *mac802154_slave_get_priv(struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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return priv->hw;
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}
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static void hw_addr_notify(struct work_struct *work)
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{
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struct hw_addr_filt_notify_work *nw = container_of(work,
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struct hw_addr_filt_notify_work, work);
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struct mac802154_priv *hw = mac802154_slave_get_priv(nw->dev);
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int res;
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res = hw->ops->set_hw_addr_filt(&hw->hw,
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&hw->hw.hw_filt,
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nw->changed);
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if (res)
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pr_debug("failed changed mask %lx\n", nw->changed);
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kfree(nw);
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}
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static void set_hw_addr_filt(struct net_device *dev, unsigned long changed)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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struct hw_addr_filt_notify_work *work;
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work = kzalloc(sizeof(*work), GFP_ATOMIC);
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if (!work)
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return;
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INIT_WORK(&work->work, hw_addr_notify);
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work->dev = dev;
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work->changed = changed;
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queue_work(priv->hw->dev_workqueue, &work->work);
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}
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void mac802154_dev_set_short_addr(struct net_device *dev, __le16 val)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&priv->mib_lock);
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priv->short_addr = val;
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spin_unlock_bh(&priv->mib_lock);
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if ((priv->hw->ops->set_hw_addr_filt) &&
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(priv->hw->hw.hw_filt.short_addr != priv->short_addr)) {
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priv->hw->hw.hw_filt.short_addr = priv->short_addr;
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set_hw_addr_filt(dev, IEEE802515_AFILT_SADDR_CHANGED);
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}
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}
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__le16 mac802154_dev_get_short_addr(const struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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__le16 ret;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&priv->mib_lock);
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ret = priv->short_addr;
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spin_unlock_bh(&priv->mib_lock);
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return ret;
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}
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void mac802154_dev_set_ieee_addr(struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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struct mac802154_priv *mac = priv->hw;
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priv->extended_addr = ieee802154_devaddr_from_raw(dev->dev_addr);
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if (mac->ops->set_hw_addr_filt &&
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mac->hw.hw_filt.ieee_addr != priv->extended_addr) {
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mac->hw.hw_filt.ieee_addr = priv->extended_addr;
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set_hw_addr_filt(dev, IEEE802515_AFILT_IEEEADDR_CHANGED);
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}
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}
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__le16 mac802154_dev_get_pan_id(const struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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__le16 ret;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&priv->mib_lock);
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ret = priv->pan_id;
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spin_unlock_bh(&priv->mib_lock);
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return ret;
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}
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void mac802154_dev_set_pan_id(struct net_device *dev, __le16 val)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&priv->mib_lock);
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priv->pan_id = val;
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spin_unlock_bh(&priv->mib_lock);
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if ((priv->hw->ops->set_hw_addr_filt) &&
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(priv->hw->hw.hw_filt.pan_id != priv->pan_id)) {
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priv->hw->hw.hw_filt.pan_id = priv->pan_id;
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set_hw_addr_filt(dev, IEEE802515_AFILT_PANID_CHANGED);
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}
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}
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u8 mac802154_dev_get_dsn(const struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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return priv->dsn++;
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}
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static void phy_chan_notify(struct work_struct *work)
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{
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struct phy_chan_notify_work *nw = container_of(work,
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struct phy_chan_notify_work, work);
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struct mac802154_priv *hw = mac802154_slave_get_priv(nw->dev);
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struct mac802154_sub_if_data *priv = netdev_priv(nw->dev);
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int res;
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mutex_lock(&priv->hw->phy->pib_lock);
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res = hw->ops->set_channel(&hw->hw, priv->page, priv->chan);
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if (res) {
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pr_debug("set_channel failed\n");
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} else {
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priv->hw->phy->current_channel = priv->chan;
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priv->hw->phy->current_page = priv->page;
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}
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mutex_unlock(&priv->hw->phy->pib_lock);
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kfree(nw);
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}
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void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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struct phy_chan_notify_work *work;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&priv->mib_lock);
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priv->page = page;
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priv->chan = chan;
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spin_unlock_bh(&priv->mib_lock);
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mutex_lock(&priv->hw->phy->pib_lock);
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if (priv->hw->phy->current_channel != priv->chan ||
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priv->hw->phy->current_page != priv->page) {
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mutex_unlock(&priv->hw->phy->pib_lock);
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work = kzalloc(sizeof(*work), GFP_ATOMIC);
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if (!work)
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return;
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INIT_WORK(&work->work, phy_chan_notify);
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work->dev = dev;
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queue_work(priv->hw->dev_workqueue, &work->work);
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} else {
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mutex_unlock(&priv->hw->phy->pib_lock);
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}
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}
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int mac802154_get_params(struct net_device *dev,
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struct ieee802154_llsec_params *params)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_get_params(&priv->sec, params);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_set_params(struct net_device *dev,
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const struct ieee802154_llsec_params *params,
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int changed)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_set_params(&priv->sec, params, changed);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_add_key(struct net_device *dev,
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const struct ieee802154_llsec_key_id *id,
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const struct ieee802154_llsec_key *key)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_key_add(&priv->sec, id, key);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_del_key(struct net_device *dev,
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const struct ieee802154_llsec_key_id *id)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_key_del(&priv->sec, id);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_add_dev(struct net_device *dev,
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const struct ieee802154_llsec_device *llsec_dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_dev_add(&priv->sec, llsec_dev);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_del_dev(struct net_device *dev, __le64 dev_addr)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_dev_del(&priv->sec, dev_addr);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_add_devkey(struct net_device *dev,
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__le64 device_addr,
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const struct ieee802154_llsec_device_key *key)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_devkey_add(&priv->sec, device_addr, key);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_del_devkey(struct net_device *dev,
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__le64 device_addr,
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const struct ieee802154_llsec_device_key *key)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_devkey_del(&priv->sec, device_addr, key);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_add_seclevel(struct net_device *dev,
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const struct ieee802154_llsec_seclevel *sl)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_seclevel_add(&priv->sec, sl);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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int mac802154_del_seclevel(struct net_device *dev,
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const struct ieee802154_llsec_seclevel *sl)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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res = mac802154_llsec_seclevel_del(&priv->sec, sl);
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mutex_unlock(&priv->sec_mtx);
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return res;
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}
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void mac802154_lock_table(struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&priv->sec_mtx);
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}
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void mac802154_get_table(struct net_device *dev,
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struct ieee802154_llsec_table **t)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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*t = &priv->sec.table;
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}
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void mac802154_unlock_table(struct net_device *dev)
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{
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struct mac802154_sub_if_data *priv = netdev_priv(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_unlock(&priv->sec_mtx);
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}
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