Release 4.7 drivers/of/of_private.h

#ifndef _LINUX_OF_PRIVATE_H

#define _LINUX_OF_PRIVATE_H
/*
 * Private symbols used by OF support code
 *
 * Paul Mackerras       August 1996.
 * Copyright (C) 1996-2005 Paul Mackerras.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

/**
 * struct alias_prop - Alias property in 'aliases' node
 * @link:       List node to link the structure in aliases_lookup list
 * @alias:      Alias property name
 * @np:         Pointer to device_node that the alias stands for
 * @id:         Index value from end of alias name
 * @stem:       Alias string without the index
 *
 * The structure represents one alias property of 'aliases' node as
 * an entry in aliases_lookup list.
 */

struct alias_prop {
	
struct list_head link;
	
const char *alias;
	
struct device_node *np;
	
int id;
	
char stem[0];
};

extern struct mutex of_mutex;
extern struct list_head aliases_lookup;
extern struct kset *of_kset;




static inline struct device_node *kobj_to_device_node(struct kobject *kobj)
{
	return container_of(kobj, struct device_node, kobj);
}

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#if defined(CONFIG_OF_DYNAMIC)
extern int of_property_notify(int action, struct device_node *np,
			      struct property *prop, struct property *old_prop);
extern void of_node_release(struct kobject *kobj);
extern int __of_changeset_apply(struct of_changeset *ocs);
extern int __of_changeset_revert(struct of_changeset *ocs);
#else /* CONFIG_OF_DYNAMIC */


static inline int of_property_notify(int action, struct device_node *np,
				     struct property *prop, struct property *old_prop)
{
	return 0;
}
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#endif /* CONFIG_OF_DYNAMIC */

/**
 * General utilities for working with live trees.
 *
 * All functions with two leading underscores operate
 * without taking node references, so you either have to
 * own the devtree lock or work on detached trees only.
 */
struct property *__of_prop_dup(const struct property *prop, gfp_t allocflags);
__printf(2, 3) struct device_node *__of_node_dup(const struct device_node *np, const char *fmt, ...);

extern const void *__of_get_property(const struct device_node *np,
				     const char *name, int *lenp);
extern int __of_add_property(struct device_node *np, struct property *prop);
extern int __of_add_property_sysfs(struct device_node *np,
		struct property *prop);
extern int __of_remove_property(struct device_node *np, struct property *prop);
extern void __of_remove_property_sysfs(struct device_node *np,
		struct property *prop);
extern int __of_update_property(struct device_node *np,
		struct property *newprop, struct property **oldprop);
extern void __of_update_property_sysfs(struct device_node *np,
		struct property *newprop, struct property *oldprop);

extern void __of_attach_node(struct device_node *np);
extern int __of_attach_node_sysfs(struct device_node *np);
extern void __of_detach_node(struct device_node *np);
extern void __of_detach_node_sysfs(struct device_node *np);

/* iterators for transactions, used for overlays */
/* forward iterator */

#define for_each_transaction_entry(_oft, _te) \
	list_for_each_entry(_te, &(_oft)->te_list, node)

/* reverse iterator */

#define for_each_transaction_entry_reverse(_oft, _te) \
	list_for_each_entry_reverse(_te, &(_oft)->te_list, node)

#endif /* _LINUX_OF_PRIVATE_H */
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pantelis antoniou
pantelis antoniou
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stepan moskovchenko
stepan moskovchenko
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1
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gavin shan
gavin shan
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1
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Directory: drivers/of

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