linux/drivers/clk/clk-composite.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2013 NVIDIA CORPORATION.  All rights reserved.
 */

#include <linux/clk-provider.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/slab.h>

static u8 clk_composite_get_parent(struct clk_hw *hw)
{ … }

static int clk_composite_set_parent(struct clk_hw *hw, u8 index)
{ … }

static unsigned long clk_composite_recalc_rate(struct clk_hw *hw,
					    unsigned long parent_rate)
{ … }

static int clk_composite_determine_rate_for_parent(struct clk_hw *rate_hw,
						   struct clk_rate_request *req,
						   struct clk_hw *parent_hw,
						   const struct clk_ops *rate_ops)
{ … }

static int clk_composite_determine_rate(struct clk_hw *hw,
					struct clk_rate_request *req)
{ … }

static long clk_composite_round_rate(struct clk_hw *hw, unsigned long rate,
				  unsigned long *prate)
{ … }

static int clk_composite_set_rate(struct clk_hw *hw, unsigned long rate,
			       unsigned long parent_rate)
{ … }

static int clk_composite_set_rate_and_parent(struct clk_hw *hw,
					     unsigned long rate,
					     unsigned long parent_rate,
					     u8 index)
{ … }

static int clk_composite_is_enabled(struct clk_hw *hw)
{ … }

static int clk_composite_enable(struct clk_hw *hw)
{ … }

static void clk_composite_disable(struct clk_hw *hw)
{ … }

static struct clk_hw *__clk_hw_register_composite(struct device *dev,
			const char *name, const char * const *parent_names,
			const struct clk_parent_data *pdata, int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }

struct clk_hw *clk_hw_register_composite(struct device *dev, const char *name,
			const char * const *parent_names, int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }
EXPORT_SYMBOL_GPL(…);

struct clk_hw *clk_hw_register_composite_pdata(struct device *dev,
			const char *name,
			const struct clk_parent_data *parent_data,
			int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }

struct clk *clk_register_composite(struct device *dev, const char *name,
			const char * const *parent_names, int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }
EXPORT_SYMBOL_GPL(…);

struct clk *clk_register_composite_pdata(struct device *dev, const char *name,
			const struct clk_parent_data *parent_data,
			int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }

void clk_unregister_composite(struct clk *clk)
{ … }

void clk_hw_unregister_composite(struct clk_hw *hw)
{ … }
EXPORT_SYMBOL_GPL(…);

static void devm_clk_hw_release_composite(struct device *dev, void *res)
{ … }

static struct clk_hw *__devm_clk_hw_register_composite(struct device *dev,
			const char *name, const char * const *parent_names,
			const struct clk_parent_data *pdata, int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }

struct clk_hw *devm_clk_hw_register_composite_pdata(struct device *dev,
			const char *name,
			const struct clk_parent_data *parent_data,
			int num_parents,
			struct clk_hw *mux_hw, const struct clk_ops *mux_ops,
			struct clk_hw *rate_hw, const struct clk_ops *rate_ops,
			struct clk_hw *gate_hw, const struct clk_ops *gate_ops,
			unsigned long flags)
{ … }