1 files changed, 51 insertions, 37 deletions

diff --git a/drivers/power/max8925_power.c b/drivers/power/max8925_power.c
index 71c087e3feaf..57eb5c2bfc21 100644
--- a/drivers/power/max8925_power.c
+++ b/drivers/power/max8925_power.c
@@ -68,9 +68,9 @@ struct max8925_power_info {
 	struct i2c_client	*gpm;
 	struct i2c_client	*adc;
 
-	struct power_supply	ac;
-	struct power_supply	usb;
-	struct power_supply	battery;
+	struct power_supply	*ac;
+	struct power_supply	*usb;
+	struct power_supply	*battery;
 	int			irq_base;
 	unsigned		ac_online:1;
 	unsigned		usb_online:1;
@@ -196,7 +196,7 @@ static int max8925_ac_get_prop(struct power_supply *psy,
 			       enum power_supply_property psp,
 			       union power_supply_propval *val)
 {
-	struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+	struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
 	int ret = 0;
 
 	switch (psp) {
@@ -230,7 +230,7 @@ static int max8925_usb_get_prop(struct power_supply *psy,
 				enum power_supply_property psp,
 				union power_supply_propval *val)
 {
-	struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+	struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
 	int ret = 0;
 
 	switch (psp) {
@@ -264,7 +264,7 @@ static int max8925_bat_get_prop(struct power_supply *psy,
 				enum power_supply_property psp,
 				union power_supply_propval *val)
 {
-	struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+	struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
 	int ret = 0;
 
 	switch (psp) {
@@ -347,6 +347,30 @@ static enum power_supply_property max8925_battery_props[] = {
 	POWER_SUPPLY_PROP_STATUS,
 };
 
+static const struct power_supply_desc ac_desc = {
+	.name		= "max8925-ac",
+	.type		= POWER_SUPPLY_TYPE_MAINS,
+	.properties	= max8925_ac_props,
+	.num_properties	= ARRAY_SIZE(max8925_ac_props),
+	.get_property	= max8925_ac_get_prop,
+};
+
+static const struct power_supply_desc usb_desc = {
+	.name		= "max8925-usb",
+	.type		= POWER_SUPPLY_TYPE_USB,
+	.properties	= max8925_usb_props,
+	.num_properties	= ARRAY_SIZE(max8925_usb_props),
+	.get_property	= max8925_usb_get_prop,
+};
+
+static const struct power_supply_desc battery_desc = {
+	.name		= "max8925-battery",
+	.type		= POWER_SUPPLY_TYPE_BATTERY,
+	.properties	= max8925_battery_props,
+	.num_properties	= ARRAY_SIZE(max8925_battery_props),
+	.get_property	= max8925_bat_get_prop,
+};
+
 #define REQUEST_IRQ(_irq, _name)					\
 do {									\
 	ret = request_threaded_irq(chip->irq_base + _irq, NULL,		\
@@ -506,36 +530,26 @@ static int max8925_power_probe(struct platform_device *pdev)
 	psy_cfg.supplied_to = pdata->supplied_to;
 	psy_cfg.num_supplicants = pdata->num_supplicants;
 
-	info->ac.name = "max8925-ac";
-	info->ac.type = POWER_SUPPLY_TYPE_MAINS;
-	info->ac.properties = max8925_ac_props;
-	info->ac.num_properties = ARRAY_SIZE(max8925_ac_props);
-	info->ac.get_property = max8925_ac_get_prop;
-	ret = power_supply_register(&pdev->dev, &info->ac, &psy_cfg);
-	if (ret)
+	info->ac = power_supply_register(&pdev->dev, &ac_desc, &psy_cfg);
+	if (IS_ERR(info->ac)) {
+		ret = PTR_ERR(info->ac);
 		goto out;
-	info->ac.dev->parent = &pdev->dev;
-
-	info->usb.name = "max8925-usb";
-	info->usb.type = POWER_SUPPLY_TYPE_USB;
-	info->usb.properties = max8925_usb_props;
-	info->usb.num_properties = ARRAY_SIZE(max8925_usb_props);
-	info->usb.get_property = max8925_usb_get_prop;
+	}
+	info->ac->dev.parent = &pdev->dev;
 
-	ret = power_supply_register(&pdev->dev, &info->usb, &psy_cfg);
-	if (ret)
+	info->usb = power_supply_register(&pdev->dev, &usb_desc, &psy_cfg);
+	if (IS_ERR(info->usb)) {
+		ret = PTR_ERR(info->usb);
 		goto out_usb;
-	info->usb.dev->parent = &pdev->dev;
-
-	info->battery.name = "max8925-battery";
-	info->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-	info->battery.properties = max8925_battery_props;
-	info->battery.num_properties = ARRAY_SIZE(max8925_battery_props);
-	info->battery.get_property = max8925_bat_get_prop;
-	ret = power_supply_register(&pdev->dev, &info->battery, NULL);
-	if (ret)
+	}
+	info->usb->dev.parent = &pdev->dev;
+
+	info->battery = power_supply_register(&pdev->dev, &battery_desc, NULL);
+	if (IS_ERR(info->battery)) {
+		ret = PTR_ERR(info->battery);
 		goto out_battery;
-	info->battery.dev->parent = &pdev->dev;
+	}
+	info->battery->dev.parent = &pdev->dev;
 
 	info->batt_detect = pdata->batt_detect;
 	info->topoff_threshold = pdata->topoff_threshold;
@@ -547,9 +561,9 @@ static int max8925_power_probe(struct platform_device *pdev)
 	max8925_init_charger(chip, info);
 	return 0;
 out_battery:
-	power_supply_unregister(&info->battery);
+	power_supply_unregister(info->battery);
 out_usb:
-	power_supply_unregister(&info->ac);
+	power_supply_unregister(info->ac);
 out:
 	return ret;
 }
@@ -559,9 +573,9 @@ static int max8925_power_remove(struct platform_device *pdev)
 	struct max8925_power_info *info = platform_get_drvdata(pdev);
 
 	if (info) {
-		power_supply_unregister(&info->ac);
-		power_supply_unregister(&info->usb);
-		power_supply_unregister(&info->battery);
+		power_supply_unregister(info->ac);
+		power_supply_unregister(info->usb);
+		power_supply_unregister(info->battery);
 		max8925_deinit_charger(info);
 	}
 	return 0;