forked from Minki/linux
e462ded699
Commit 9b2777d608 (ieee802154: add TX power control to wpan_phy)
and following erroneously added CSMA and CCA parameters for 802.15.4
devices as PHY parameters, while they are actually MAC parameters and
can differ for any two WPAN instances. Since it is now sensible to have
multiple WPAN devices with differing CSMA/CCA parameters, make these
parameters MAC parameters instead.
Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
/*
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* Copyright (C) 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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* 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 MAC802154_H
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#define MAC802154_H
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#include <net/ieee802154_netdev.h>
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/* mac802154 device private data */
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struct mac802154_priv {
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struct ieee802154_dev hw;
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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 slaves;
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struct mutex slaves_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 *dev_workqueue;
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/* SoftMAC device is registered and running. One can add subinterfaces.
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* This flag should be modified under slaves_mtx and RTNL, so you can
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* read them using any of protection methods.
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*/
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bool running;
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};
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#define MAC802154_DEVICE_STOPPED 0x00
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#define MAC802154_DEVICE_RUN 0x01
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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 mac802154_sub_if_data {
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struct list_head list; /* the ieee802154_priv->slaves list */
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struct mac802154_priv *hw;
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struct net_device *dev;
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int type;
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bool running;
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spinlock_t mib_lock;
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__le16 pan_id;
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__le16 short_addr;
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__le64 extended_addr;
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u8 chan;
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u8 page;
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struct ieee802154_mac_params mac_params;
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/* MAC BSN field */
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u8 bsn;
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/* MAC DSN field */
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u8 dsn;
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};
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#define mac802154_to_priv(_hw) container_of(_hw, struct mac802154_priv, hw)
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#define MAC802154_CHAN_NONE 0xff /* No channel is assigned */
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extern struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced;
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extern struct ieee802154_mlme_ops mac802154_mlme_wpan;
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int mac802154_slave_open(struct net_device *dev);
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int mac802154_slave_close(struct net_device *dev);
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void mac802154_monitors_rx(struct mac802154_priv *priv, struct sk_buff *skb);
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void mac802154_monitor_setup(struct net_device *dev);
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void mac802154_wpans_rx(struct mac802154_priv *priv, struct sk_buff *skb);
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void mac802154_wpan_setup(struct net_device *dev);
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netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb,
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u8 page, u8 chan);
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/* MIB callbacks */
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void mac802154_dev_set_short_addr(struct net_device *dev, __le16 val);
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__le16 mac802154_dev_get_short_addr(const struct net_device *dev);
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void mac802154_dev_set_ieee_addr(struct net_device *dev);
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__le16 mac802154_dev_get_pan_id(const struct net_device *dev);
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void mac802154_dev_set_pan_id(struct net_device *dev, __le16 val);
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void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan);
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u8 mac802154_dev_get_dsn(const struct net_device *dev);
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int mac802154_set_mac_params(struct net_device *dev,
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const struct ieee802154_mac_params *params);
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void mac802154_get_mac_params(struct net_device *dev,
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struct ieee802154_mac_params *params);
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#endif /* MAC802154_H */
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