linux/drivers/power/supply/acer_a500_battery.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Battery driver for Acer Iconia Tab A500.
 *
 * Copyright 2020 GRATE-driver project.
 *
 * Based on downstream driver from Acer Inc.
 * Based on NVIDIA Gas Gauge driver for SBS Compliant Batteries.
 *
 * Copyright (c) 2010, NVIDIA Corporation.
 */

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/power_supply.h>
#include <linux/regmap.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/workqueue.h>

enum { … };

#define EC_DATA(_reg, _psp) …

static const struct battery_register { … } ec_data[] = …;

static const enum power_supply_property a500_battery_properties[] = …;

struct a500_battery { … };

static bool a500_battery_update_capacity(struct a500_battery *bat)
{ … }

static int a500_battery_get_status(struct a500_battery *bat)
{ … }

static void a500_battery_unit_adjustment(struct device *dev,
					 enum power_supply_property psp,
					 union power_supply_propval *val)
{ … }

static int a500_battery_get_ec_data_index(struct device *dev,
					  enum power_supply_property psp)
{ … }

static int a500_battery_get_property(struct power_supply *psy,
				     enum power_supply_property psp,
				     union power_supply_propval *val)
{ … }

static void a500_battery_poll_work(struct work_struct *work)
{ … }

static const struct power_supply_desc a500_battery_desc = …;

static int a500_battery_probe(struct platform_device *pdev)
{ … }

static void a500_battery_remove(struct platform_device *pdev)
{ … }

static int __maybe_unused a500_battery_suspend(struct device *dev)
{ … }

static int __maybe_unused a500_battery_resume(struct device *dev)
{ … }

static SIMPLE_DEV_PM_OPS(a500_battery_pm_ops,
			 a500_battery_suspend, a500_battery_resume);

static struct platform_driver a500_battery_driver = …;
module_platform_driver(…) …;

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