1 #ifndef _LINUX_OF_PRIVATE_H
2 #define _LINUX_OF_PRIVATE_H
4 * Private symbols used by OF support code
6 * Paul Mackerras August 1996.
7 * Copyright (C) 1996-2005 Paul Mackerras.
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version
12 * 2 of the License, or (at your option) any later version.
16 * struct alias_prop - Alias property in 'aliases' node
17 * @link: List node to link the structure in aliases_lookup list
18 * @alias: Alias property name
19 * @np: Pointer to device_node that the alias stands for
20 * @id: Index value from end of alias name
21 * @stem: Alias string without the index
23 * The structure represents one alias property of 'aliases' node as
24 * an entry in aliases_lookup list.
27 struct list_head link;
29 struct device_node *np;
34 extern struct mutex of_aliases_mutex;
35 extern struct list_head aliases_lookup;
37 static inline struct device_node *kobj_to_device_node(struct kobject *kobj)
39 return container_of(kobj, struct device_node, kobj);
42 #if defined(CONFIG_OF_DYNAMIC)
43 extern int of_property_notify(int action, struct device_node *np,
44 struct property *prop);
45 extern void of_node_release(struct kobject *kobj);
46 #else /* CONFIG_OF_DYNAMIC */
47 static inline int of_property_notify(int action, struct device_node *np,
48 struct property *prop)
52 #endif /* CONFIG_OF_DYNAMIC */
55 * General utilities for working with live trees.
57 * All functions with two leading underscores operate
58 * without taking node references, so you either have to
59 * own the devtree lock or work on detached trees only.
61 struct property *__of_prop_dup(const struct property *prop, gfp_t allocflags);
62 struct device_node *__of_node_alloc(const char *full_name, gfp_t allocflags);
64 #endif /* _LINUX_OF_PRIVATE_H */