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path: root/drivers/power/wm831x_backup.c
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Diffstat (limited to 'drivers/power/wm831x_backup.c')
-rw-r--r--drivers/power/wm831x_backup.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/power/wm831x_backup.c b/drivers/power/wm831x_backup.c
index 56fb509f4be0..2e33109ca8c7 100644
--- a/drivers/power/wm831x_backup.c
+++ b/drivers/power/wm831x_backup.c
@@ -21,7 +21,8 @@
struct wm831x_backup {
struct wm831x *wm831x;
- struct power_supply backup;
+ struct power_supply *backup;
+ struct power_supply_desc backup_desc;
char name[20];
};
@@ -115,7 +116,7 @@ static int wm831x_backup_get_prop(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct wm831x_backup *devdata = dev_get_drvdata(psy->dev->parent);
+ struct wm831x_backup *devdata = dev_get_drvdata(psy->dev.parent);
struct wm831x *wm831x = devdata->wm831x;
int ret = 0;
@@ -166,8 +167,6 @@ static int wm831x_backup_probe(struct platform_device *pdev)
struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
struct wm831x_pdata *wm831x_pdata = wm831x->dev->platform_data;
struct wm831x_backup *devdata;
- struct power_supply *backup;
- int ret;
devdata = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_backup),
GFP_KERNEL);
@@ -177,8 +176,6 @@ static int wm831x_backup_probe(struct platform_device *pdev)
devdata->wm831x = wm831x;
platform_set_drvdata(pdev, devdata);
- backup = &devdata->backup;
-
/* We ignore configuration failures since we can still read
* back the status without enabling the charger (which may
* already be enabled anyway).
@@ -192,21 +189,22 @@ static int wm831x_backup_probe(struct platform_device *pdev)
snprintf(devdata->name, sizeof(devdata->name),
"wm831x-backup");
- backup->name = devdata->name;
- backup->type = POWER_SUPPLY_TYPE_BATTERY;
- backup->properties = wm831x_backup_props;
- backup->num_properties = ARRAY_SIZE(wm831x_backup_props);
- backup->get_property = wm831x_backup_get_prop;
- ret = power_supply_register(&pdev->dev, backup);
+ devdata->backup_desc.name = devdata->name;
+ devdata->backup_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+ devdata->backup_desc.properties = wm831x_backup_props;
+ devdata->backup_desc.num_properties = ARRAY_SIZE(wm831x_backup_props);
+ devdata->backup_desc.get_property = wm831x_backup_get_prop;
+ devdata->backup = power_supply_register(&pdev->dev,
+ &devdata->backup_desc, NULL);
- return ret;
+ return PTR_ERR_OR_ZERO(devdata->backup);
}
static int wm831x_backup_remove(struct platform_device *pdev)
{
struct wm831x_backup *devdata = platform_get_drvdata(pdev);
- power_supply_unregister(&devdata->backup);
+ power_supply_unregister(devdata->backup);
return 0;
}