linux/kernel/dma/map_benchmark.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2020 HiSilicon Limited.
 */

#define pr_fmt(fmt) …

#include <linux/debugfs.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/kthread.h>
#include <linux/map_benchmark.h>
#include <linux/math64.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/timekeeping.h>

struct map_benchmark_data { … };

static int map_benchmark_thread(void *data)
{ … }

static int do_map_benchmark(struct map_benchmark_data *map)
{ … }

static long map_benchmark_ioctl(struct file *file, unsigned int cmd,
		unsigned long arg)
{ … }

static const struct file_operations map_benchmark_fops = …;

static void map_benchmark_remove_debugfs(void *data)
{ … }

static int __map_benchmark_probe(struct device *dev)
{ … }

static int map_benchmark_platform_probe(struct platform_device *pdev)
{ … }

static struct platform_driver map_benchmark_platform_driver = …;

static int
map_benchmark_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{ … }

static struct pci_driver map_benchmark_pci_driver = …;

static int __init map_benchmark_init(void)
{ … }

static void __exit map_benchmark_cleanup(void)
{ … }

module_init(…) …;
module_exit(map_benchmark_cleanup);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;