linux/drivers/gpu/drm/mcde/mcde_clk_div.c

// SPDX-License-Identifier: GPL-2.0
#include <linux/clk-provider.h>
#include <linux/io.h>
#include <linux/regulator/consumer.h>

#include "mcde_drm.h"
#include "mcde_display_regs.h"

/* The MCDE internal clock dividers for FIFO A and B */
struct mcde_clk_div { … };

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

static int mcde_clk_div_choose_div(struct clk_hw *hw, unsigned long rate,
				   unsigned long *prate, bool set_parent)
{ … }

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

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

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

static const struct clk_ops mcde_clk_div_ops = …;

int mcde_init_clock_divider(struct mcde *mcde)
{ … }