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power: supply: ds2781: switch to devm_power_supply_register

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Simplify/Cleanup the driver by switching to devm_power_supply_register
and dropping the driver's remove function.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Sebastian Reichel 2018-09-29 08:47:43 +02:00 committed by Sebastian Reichel
parent 63fac6cb63
commit fbd17e58d4
1 changed files with 3 additions and 12 deletions
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15
drivers/power/supply/ds2781_battery.c
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@ -772,8 +772,9 @@ static int ds2781_battery_probe(struct platform_device *pdev)
psy_cfg.drv_data = dev_info;
psy_cfg.attr_grp = ds2781_sysfs_groups;
dev_info->bat = power_supply_register(&pdev->dev, &dev_info->bat_desc,
&psy_cfg);
dev_info->bat = devm_power_supply_register(&pdev->dev,
&dev_info->bat_desc,
&psy_cfg);
if (IS_ERR(dev_info->bat)) {
dev_err(dev_info->dev, "failed to register battery\n");
return PTR_ERR(dev_info->bat);
@ -782,21 +783,11 @@ static int ds2781_battery_probe(struct platform_device *pdev)
return 0;
}
static int ds2781_battery_remove(struct platform_device *pdev)
{
struct ds2781_device_info *dev_info = platform_get_drvdata(pdev);
power_supply_unregister(dev_info->bat);
return 0;
}
static struct platform_driver ds2781_battery_driver = {
.driver = {
.name = "ds2781-battery",
},
.probe = ds2781_battery_probe,
.remove = ds2781_battery_remove,
};
module_platform_driver(ds2781_battery_driver);