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include/net/wpan-phy.h
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/* * 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> |
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#include <linux/bug.h> |
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/* 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 |
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struct wpan_phy { struct mutex pib_lock; /* |
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* This is a PIB according to 802.15.4-2006. |
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* We do not provide timing-related variables, as they * aren't used outside of driver */ u8 current_channel; u8 current_page; |
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u32 channels_supported[32]; |
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u8 transmit_power; u8 cca_mode; struct device dev; int idx; |
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struct net_device *(*add_iface)(struct wpan_phy *phy, |
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const char *name, int type); |
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void (*del_iface)(struct wpan_phy *phy, struct net_device *dev); |
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char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); }; |
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#define to_phy(_dev) container_of(_dev, struct wpan_phy, dev) |
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struct wpan_phy *wpan_phy_alloc(size_t priv_size); |
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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); |
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void wpan_phy_unregister(struct wpan_phy *phy); void wpan_phy_free(struct wpan_phy *phy); |
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/* Same semantics as for class_for_each_device */ int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data); |
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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); |
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static inline void wpan_phy_put(struct wpan_phy *phy) { put_device(&phy->dev); } |
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static inline const char *wpan_phy_name(struct wpan_phy *phy) { return dev_name(&phy->dev); } #endif |