forked from Minki/linux
1802d0beec
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 655 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
181 lines
5.0 KiB
C
181 lines
5.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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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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* Pavel Smolenskiy <pavel.smolenskiy@gmail.com>
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* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*/
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#ifndef __IEEE802154_I_H
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#define __IEEE802154_I_H
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#include <linux/interrupt.h>
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#include <linux/mutex.h>
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#include <linux/hrtimer.h>
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#include <net/cfg802154.h>
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#include <net/mac802154.h>
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#include <net/nl802154.h>
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#include <net/ieee802154_netdev.h>
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#include "llsec.h"
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/* mac802154 device private data */
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struct ieee802154_local {
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struct ieee802154_hw hw;
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const struct ieee802154_ops *ops;
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/* ieee802154 phy */
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struct wpan_phy *phy;
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int open_count;
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/* As in mac80211 slaves list is modified:
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* 1) under the RTNL
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* 2) protected by slaves_mtx;
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* 3) in an RCU manner
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*
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* So atomic readers can use any of this protection methods.
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*/
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struct list_head interfaces;
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struct mutex iflist_mtx;
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/* This one is used for scanning and other jobs not to be interfered
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* with serial driver.
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*/
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struct workqueue_struct *workqueue;
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struct hrtimer ifs_timer;
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bool started;
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bool suspended;
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struct tasklet_struct tasklet;
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struct sk_buff_head skb_queue;
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struct sk_buff *tx_skb;
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struct work_struct tx_work;
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};
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enum {
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IEEE802154_RX_MSG = 1,
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};
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enum ieee802154_sdata_state_bits {
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SDATA_STATE_RUNNING,
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};
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/* Slave interface definition.
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*
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* Slaves represent typical network interfaces available from userspace.
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* Each ieee802154 device/transceiver may have several slaves and able
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* to be associated with several networks at the same time.
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*/
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struct ieee802154_sub_if_data {
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struct list_head list; /* the ieee802154_priv->slaves list */
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struct wpan_dev wpan_dev;
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struct ieee802154_local *local;
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struct net_device *dev;
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unsigned long state;
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char name[IFNAMSIZ];
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/* protects sec from concurrent access by netlink. access by
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* encrypt/decrypt/header_create safe without additional protection.
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*/
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struct mutex sec_mtx;
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struct mac802154_llsec sec;
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};
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/* utility functions/constants */
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extern const void *const mac802154_wpan_phy_privid; /* for wpan_phy privid */
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static inline struct ieee802154_local *
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hw_to_local(struct ieee802154_hw *hw)
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{
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return container_of(hw, struct ieee802154_local, hw);
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}
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static inline struct ieee802154_sub_if_data *
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IEEE802154_DEV_TO_SUB_IF(const struct net_device *dev)
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{
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return netdev_priv(dev);
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}
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static inline struct ieee802154_sub_if_data *
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IEEE802154_WPAN_DEV_TO_SUB_IF(struct wpan_dev *wpan_dev)
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{
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return container_of(wpan_dev, struct ieee802154_sub_if_data, wpan_dev);
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}
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static inline bool
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ieee802154_sdata_running(struct ieee802154_sub_if_data *sdata)
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{
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return test_bit(SDATA_STATE_RUNNING, &sdata->state);
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}
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extern struct ieee802154_mlme_ops mac802154_mlme_wpan;
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void ieee802154_rx(struct ieee802154_local *local, struct sk_buff *skb);
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void ieee802154_xmit_worker(struct work_struct *work);
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netdev_tx_t
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ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
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netdev_tx_t
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ieee802154_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
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enum hrtimer_restart ieee802154_xmit_ifs_timer(struct hrtimer *timer);
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/* MIB callbacks */
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void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan);
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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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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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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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int mac802154_del_key(struct net_device *dev,
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const struct ieee802154_llsec_key_id *id);
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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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int mac802154_del_dev(struct net_device *dev, __le64 dev_addr);
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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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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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int mac802154_add_seclevel(struct net_device *dev,
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const struct ieee802154_llsec_seclevel *sl);
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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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void mac802154_lock_table(struct net_device *dev);
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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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void mac802154_unlock_table(struct net_device *dev);
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int mac802154_wpan_update_llsec(struct net_device *dev);
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/* interface handling */
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int ieee802154_iface_init(void);
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void ieee802154_iface_exit(void);
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void ieee802154_if_remove(struct ieee802154_sub_if_data *sdata);
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struct net_device *
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ieee802154_if_add(struct ieee802154_local *local, const char *name,
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unsigned char name_assign_type, enum nl802154_iftype type,
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__le64 extended_addr);
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void ieee802154_remove_interfaces(struct ieee802154_local *local);
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void ieee802154_stop_device(struct ieee802154_local *local);
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#endif /* __IEEE802154_I_H */
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