linux/drivers/regulator/userspace-consumer.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * userspace-consumer.c
 *
 * Copyright 2009 CompuLab, Ltd.
 *
 * Author: Mike Rapoport <[email protected]>
 *
 * Based of virtual consumer driver:
 *   Copyright 2008 Wolfson Microelectronics PLC.
 *   Author: Mark Brown <[email protected]>
 */

#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/userspace-consumer.h>
#include <linux/slab.h>

struct userspace_consumer_data { … };

static ssize_t name_show(struct device *dev,
			 struct device_attribute *attr, char *buf)
{ … }

static ssize_t state_show(struct device *dev,
			  struct device_attribute *attr, char *buf)
{ … }

static ssize_t state_store(struct device *dev, struct device_attribute *attr,
			   const char *buf, size_t count)
{ … }

static DEVICE_ATTR_RO(name);
static DEVICE_ATTR_RW(state);

static struct attribute *attributes[] = …;

static umode_t attr_visible(struct kobject *kobj, struct attribute *attr, int idx)
{ … }

static const struct attribute_group attr_group = …;

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

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

static const struct of_device_id regulator_userspace_consumer_of_match[] = …;
MODULE_DEVICE_TABLE(of, regulator_userspace_consumer_of_match);

static struct platform_driver regulator_userspace_consumer_driver = …;

module_platform_driver(…) …;

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