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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* include/linux/clkdev.h
*
* Copyright (C) 2008 Russell King.
*
* Helper for the clk API to assist looking up a struct clk.
*/
#ifndef __CLKDEV_H
#define __CLKDEV_H
#include <linux/slab.h>
struct clk;
struct clk_hw;
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);
struct clk_lookup *clkdev_hw_alloc(struct clk_hw *hw, 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);
struct clk_lookup *clkdev_hw_create(struct clk_hw *hw, 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_hw_register_clkdev(struct clk_hw *, const char *, const char *);
int devm_clk_hw_register_clkdev(struct device *dev, struct clk_hw *hw,
const char *con_id, const char *dev_id);
void devm_clk_release_clkdev(struct device *dev, const char *con_id,
const char *dev_id);
#endif
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