linux/drivers/dma/dw/platform.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Platform driver for the Synopsys DesignWare DMA Controller
 *
 * Copyright (C) 2007-2008 Atmel Corporation
 * Copyright (C) 2010-2011 ST Microelectronics
 * Copyright (C) 2013 Intel Corporation
 *
 * Some parts of this driver are derived from the original dw_dmac.
 */

#include <linux/module.h>
#include <linux/device.h>
#include <linux/clk.h>
#include <linux/pm_runtime.h>
#include <linux/platform_device.h>
#include <linux/dmaengine.h>
#include <linux/dma-mapping.h>
#include <linux/of.h>
#include <linux/acpi.h>

#include "internal.h"

#define DRV_NAME …

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

static void dw_remove(struct platform_device *pdev)
{ … }

static void dw_shutdown(struct platform_device *pdev)
{ … }

#ifdef CONFIG_OF
static const struct of_device_id dw_dma_of_id_table[] = …;
MODULE_DEVICE_TABLE(of, dw_dma_of_id_table);
#endif

#ifdef CONFIG_ACPI
static const struct acpi_device_id dw_dma_acpi_id_table[] = …;
MODULE_DEVICE_TABLE(acpi, dw_dma_acpi_id_table);
#endif

#ifdef CONFIG_PM_SLEEP

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

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

#endif /* CONFIG_PM_SLEEP */

static const struct dev_pm_ops dw_dev_pm_ops = …;

static struct platform_driver dw_driver = …;

static int __init dw_init(void)
{ … }
subsys_initcall(dw_init);

static void __exit dw_exit(void)
{ … }
module_exit(dw_exit);

MODULE_LICENSE(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_ALIAS(…) …;