linux/drivers/gpu/drm/panfrost/panfrost_gpu.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright 2018 Marty E. Plummer <[email protected]> */
/* Copyright 2019 Linaro, Ltd., Rob Herring <[email protected]> */
/* Copyright 2019 Collabora ltd. */
#include <linux/bitfield.h>
#include <linux/bitmap.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/iopoll.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>

#include "panfrost_device.h"
#include "panfrost_features.h"
#include "panfrost_issues.h"
#include "panfrost_gpu.h"
#include "panfrost_perfcnt.h"
#include "panfrost_regs.h"

static irqreturn_t panfrost_gpu_irq_handler(int irq, void *data)
{ … }

int panfrost_gpu_soft_reset(struct panfrost_device *pfdev)
{ … }

void panfrost_gpu_amlogic_quirk(struct panfrost_device *pfdev)
{ … }

static void panfrost_gpu_init_quirks(struct panfrost_device *pfdev)
{ … }

#define MAX_HW_REVS …

struct panfrost_model { … };

#define GPU_MODEL(_name, _id, ...) …

#define GPU_REV_EXT(name, _rev, _p, _s, stat) …
#define GPU_REV(name, r, p) …

static const struct panfrost_model gpu_models[] = …;

static void panfrost_gpu_init_features(struct panfrost_device *pfdev)
{ … }

void panfrost_cycle_counter_get(struct panfrost_device *pfdev)
{ … }

void panfrost_cycle_counter_put(struct panfrost_device *pfdev)
{ … }

unsigned long long panfrost_cycle_counter_read(struct panfrost_device *pfdev)
{ … }

static u64 panfrost_get_core_mask(struct panfrost_device *pfdev)
{ … }

void panfrost_gpu_power_on(struct panfrost_device *pfdev)
{ … }

void panfrost_gpu_power_off(struct panfrost_device *pfdev)
{ … }

void panfrost_gpu_suspend_irq(struct panfrost_device *pfdev)
{ … }

int panfrost_gpu_init(struct panfrost_device *pfdev)
{ … }

void panfrost_gpu_fini(struct panfrost_device *pfdev)
{ … }

u32 panfrost_gpu_get_latest_flush_id(struct panfrost_device *pfdev)
{ … }