linux/drivers/gpu/drm/msm/msm_gpu_devfreq.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2013 Red Hat
 * Author: Rob Clark <[email protected]>
 */

#include "msm_gpu.h"
#include "msm_gpu_trace.h"

#include <linux/devfreq.h>
#include <linux/devfreq_cooling.h>
#include <linux/math64.h>
#include <linux/units.h>

/*
 * Power Management:
 */

static int msm_devfreq_target(struct device *dev, unsigned long *freq,
		u32 flags)
{ … }

static unsigned long get_freq(struct msm_gpu *gpu)
{ … }

static int msm_devfreq_get_dev_status(struct device *dev,
		struct devfreq_dev_status *status)
{ … }

static int msm_devfreq_get_cur_freq(struct device *dev, unsigned long *freq)
{ … }

static struct devfreq_dev_profile msm_devfreq_profile = …;

static void msm_devfreq_boost_work(struct kthread_work *work);
static void msm_devfreq_idle_work(struct kthread_work *work);

static bool has_devfreq(struct msm_gpu *gpu)
{ … }

void msm_devfreq_init(struct msm_gpu *gpu)
{ … }

static void cancel_idle_work(struct msm_gpu_devfreq *df)
{ … }

static void cancel_boost_work(struct msm_gpu_devfreq *df)
{ … }

void msm_devfreq_cleanup(struct msm_gpu *gpu)
{ … }

void msm_devfreq_resume(struct msm_gpu *gpu)
{ … }

void msm_devfreq_suspend(struct msm_gpu *gpu)
{ … }

static void msm_devfreq_boost_work(struct kthread_work *work)
{ … }

void msm_devfreq_boost(struct msm_gpu *gpu, unsigned factor)
{ … }

void msm_devfreq_active(struct msm_gpu *gpu)
{ … }


static void msm_devfreq_idle_work(struct kthread_work *work)
{ … }

void msm_devfreq_idle(struct msm_gpu *gpu)
{ … }