[deliverable/linux.git] / include / linux / clkdev.h

/*
 *  include/linux/clkdev.h
 *
 *  Copyright (C) 2008 Russell King.
 *
 * 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.
 *
 * Helper for the clk API to assist looking up a struct clk.
 */
#ifndef __CLKDEV_H
#define __CLKDEV_H

#include <asm/clkdev.h>

struct clk;
struct device;

struct clk_lookup {
	struct list_head	node;
	const char		*dev_id;
	const char		*con_id;
	struct clk		*clk;
	struct clk_hw		*clk_hw;
};

#define CLKDEV_INIT(d, n, c)	\
	{			\
		.dev_id = d,	\
		.con_id = n,	\
		.clk = c,	\
	}

struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
	const char *dev_fmt, ...) __printf(3, 4);

void clkdev_add(struct clk_lookup *cl);
void clkdev_drop(struct clk_lookup *cl);

struct clk_lookup *clkdev_create(struct clk *clk, const char *con_id,
	const char *dev_fmt, ...) __printf(3, 4);

void clkdev_add_table(struct clk_lookup *, size_t);
int clk_add_alias(const char *, const char *, const char *, struct device *);

int clk_register_clkdev(struct clk *, const char *, const char *);
int clk_register_clkdevs(struct clk *, struct clk_lookup *, size_t);

#ifdef CONFIG_COMMON_CLK
int __clk_get(struct clk *clk);
void __clk_put(struct clk *clk);
#endif

#endif
Commit	Line	Data
	1	/*
	2	* include/linux/clkdev.h
	3	*
	4	* Copyright (C) 2008 Russell King.
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2 as
	8	* published by the Free Software Foundation.
	9	*
	10	* Helper for the clk API to assist looking up a struct clk.
	11	*/
	12	#ifndef __CLKDEV_H
	13	#define __CLKDEV_H
	14
	15	#include <asm/clkdev.h>
	16
	17	struct clk;
	18	struct device;
	19
	20	struct clk_lookup {
	21	struct list_head node;
	22	const char *dev_id;
	23	const char *con_id;
	24	struct clk *clk;
	25	struct clk_hw *clk_hw;
	26	};
	27
	28	#define CLKDEV_INIT(d, n, c) \
	29	{ \
	30	.dev_id = d, \
	31	.con_id = n, \
	32	.clk = c, \
	33	}
	34
	35	struct clk_lookup clkdev_alloc(struct clk clk, const char *con_id,
	36	const char *dev_fmt, ...) __printf(3, 4);
	37
	38	void clkdev_add(struct clk_lookup *cl);
	39	void clkdev_drop(struct clk_lookup *cl);
	40
	41	struct clk_lookup clkdev_create(struct clk clk, const char *con_id,
	42	const char *dev_fmt, ...) __printf(3, 4);
	43
	44	void clkdev_add_table(struct clk_lookup *, size_t);
	45	int clk_add_alias(const char , const char , const char , struct device );
	46
	47	int clk_register_clkdev(struct clk , const char , const char *);
	48	int clk_register_clkdevs(struct clk , struct clk_lookup , size_t);
	49
	50	#ifdef CONFIG_COMMON_CLK
	51	int __clk_get(struct clk *clk);
	52	void __clk_put(struct clk *clk);
	53	#endif
	54
	55	#endif