2 * Copyright (C) 2007, 2008, 2009 Siemens AG
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2
6 * as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
14 * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
17 #ifndef __NET_CFG802154_H
18 #define __NET_CFG802154_H
20 #include <linux/ieee802154.h>
21 #include <linux/netdevice.h>
22 #include <linux/mutex.h>
23 #include <linux/bug.h>
25 #include <net/nl802154.h>
30 struct cfg802154_ops {
31 struct net_device * (*add_virtual_intf_deprecated)(struct wpan_phy *wpan_phy,
34 void (*del_virtual_intf_deprecated)(struct wpan_phy *wpan_phy,
35 struct net_device *dev);
36 int (*add_virtual_intf)(struct wpan_phy *wpan_phy,
38 enum nl802154_iftype type,
39 __le64 extended_addr);
40 int (*del_virtual_intf)(struct wpan_phy *wpan_phy,
41 struct wpan_dev *wpan_dev);
42 int (*set_channel)(struct wpan_phy *wpan_phy, u8 page, u8 channel);
43 int (*set_cca_mode)(struct wpan_phy *wpan_phy,
44 const struct wpan_phy_cca *cca);
45 int (*set_pan_id)(struct wpan_phy *wpan_phy,
46 struct wpan_dev *wpan_dev, __le16 pan_id);
47 int (*set_short_addr)(struct wpan_phy *wpan_phy,
48 struct wpan_dev *wpan_dev, __le16 short_addr);
49 int (*set_backoff_exponent)(struct wpan_phy *wpan_phy,
50 struct wpan_dev *wpan_dev, u8 min_be,
52 int (*set_max_csma_backoffs)(struct wpan_phy *wpan_phy,
53 struct wpan_dev *wpan_dev,
54 u8 max_csma_backoffs);
55 int (*set_max_frame_retries)(struct wpan_phy *wpan_phy,
56 struct wpan_dev *wpan_dev,
57 s8 max_frame_retries);
58 int (*set_lbt_mode)(struct wpan_phy *wpan_phy,
59 struct wpan_dev *wpan_dev, bool mode);
63 enum nl802154_cca_modes mode;
64 enum nl802154_cca_opts opt;
68 struct mutex pib_lock;
70 /* If multiple wpan_phys are registered and you're handed e.g.
71 * a regular netdev with assigned ieee802154_ptr, you won't
72 * know whether it points to a wpan_phy your driver has registered
73 * or not. Assign this to something global to your driver to
74 * help determine whether you own this wpan_phy or not.
79 * This is a PIB according to 802.15.4-2011.
80 * We do not provide timing-related variables, as they
81 * aren't used outside of driver
85 u32 channels_supported[IEEE802154_MAX_PAGE + 1];
87 struct wpan_phy_cca cca;
89 __le64 perm_extended_addr;
93 /* PHY depended MAC PIB values */
95 /* 802.15.4 acronym: Tdsym in usec */
97 /* lifs and sifs periods timing */
103 char priv[0] __aligned(NETDEV_ALIGN);
107 struct wpan_phy *wpan_phy;
110 /* the remainder of this struct should be private to cfg802154 */
111 struct list_head list;
112 struct net_device *netdev;
119 __le64 extended_addr;
133 bool promiscuous_mode;
136 #define to_phy(_dev) container_of(_dev, struct wpan_phy, dev)
139 wpan_phy_new(const struct cfg802154_ops *ops, size_t priv_size);
140 static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev)
142 phy->dev.parent = dev;
145 int wpan_phy_register(struct wpan_phy *phy);
146 void wpan_phy_unregister(struct wpan_phy *phy);
147 void wpan_phy_free(struct wpan_phy *phy);
148 /* Same semantics as for class_for_each_device */
149 int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data);
151 static inline void *wpan_phy_priv(struct wpan_phy *phy)
157 struct wpan_phy *wpan_phy_find(const char *str);
159 static inline void wpan_phy_put(struct wpan_phy *phy)
161 put_device(&phy->dev);
164 static inline const char *wpan_phy_name(struct wpan_phy *phy)
166 return dev_name(&phy->dev);
169 #endif /* __NET_CFG802154_H */