linux/drivers/clk/clk-multiplier.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2015 Maxime Ripard <[email protected]>
 */

#include <linux/bitops.h>
#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/export.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/slab.h>

static inline u32 clk_mult_readl(struct clk_multiplier *mult)
{ … }

static inline void clk_mult_writel(struct clk_multiplier *mult, u32 val)
{ … }

static unsigned long __get_mult(struct clk_multiplier *mult,
				unsigned long rate,
				unsigned long parent_rate)
{ … }

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

static bool __is_best_rate(unsigned long rate, unsigned long new,
			   unsigned long best, unsigned long flags)
{ … }

static unsigned long __bestmult(struct clk_hw *hw, unsigned long rate,
				unsigned long *best_parent_rate,
				u8 width, unsigned long flags)
{ … }

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

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

const struct clk_ops clk_multiplier_ops = …;
EXPORT_SYMBOL_GPL(…);