/* * Copyright (C) 2007, 2008, 2009 Siemens AG * * 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. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Written by: * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> */ #ifndef WPAN_PHY_H#define WPAN_PHY_H #include <linux/netdevice.h>#include <linux/mutex.h>#include <linux/bug.h> /* According to the IEEE 802.15.4 stadard the upper most significant bits of * the 32-bit channel bitmaps shall be used as an integer value to specify 32 * possible channel pages. The lower 27 bits of the channel bit map shall be * used as a bit mask to specify channel numbers within a channel page. */#define WPAN_NUM_CHANNELS	27#define WPAN_NUM_PAGES		32 struct wpan_phy {	struct mutex pib_lock; 	/*	 * This is a PIB according to 802.15.4-2006.	 * We do not provide timing-related variables, as they	 * aren't used outside of driver	 */	u8 current_channel;	u8 current_page;	u32 channels_supported[32];	u8 transmit_power;	u8 cca_mode; 	struct device dev;	int idx; 	struct net_device *(*add_iface)(struct wpan_phy *phy,					const char *name, int type);	void (*del_iface)(struct wpan_phy *phy, struct net_device *dev); 	char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));}; #define to_phy(_dev)	container_of(_dev, struct wpan_phy, dev) struct wpan_phy *wpan_phy_alloc(size_t priv_size);static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev){	phy->dev.parent = dev;}int wpan_phy_register(struct wpan_phy *phy);void wpan_phy_unregister(struct wpan_phy *phy);void wpan_phy_free(struct wpan_phy *phy);/* Same semantics as for class_for_each_device */int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data); static inline void *wpan_phy_priv(struct wpan_phy *phy){	BUG_ON(!phy);	return &phy->priv;} struct wpan_phy *wpan_phy_find(const char *str); static inline void wpan_phy_put(struct wpan_phy *phy){	put_device(&phy->dev);} static inline const char *wpan_phy_name(struct wpan_phy *phy){	return dev_name(&phy->dev);}#endif