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path: root/drivers/power/max17040_battery.c
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Diffstat (limited to 'drivers/power/max17040_battery.c')
-rw-r--r--drivers/power/max17040_battery.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/power/max17040_battery.c b/drivers/power/max17040_battery.c
index d36b2f6c2053..8689c80202b5 100644
--- a/drivers/power/max17040_battery.c
+++ b/drivers/power/max17040_battery.c
@@ -40,7 +40,7 @@
struct max17040_chip {
struct i2c_client *client;
struct delayed_work work;
- struct power_supply battery;
+ struct power_supply *battery;
struct max17040_platform_data *pdata;
/* State Of Connect */
@@ -57,8 +57,7 @@ static int max17040_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct max17040_chip *chip = container_of(psy,
- struct max17040_chip, battery);
+ struct max17040_chip *chip = power_supply_get_drvdata(psy);
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
@@ -199,12 +198,20 @@ static enum power_supply_property max17040_battery_props[] = {
POWER_SUPPLY_PROP_CAPACITY,
};
+static const struct power_supply_desc max17040_battery_desc = {
+ .name = "battery",
+ .type = POWER_SUPPLY_TYPE_BATTERY,
+ .get_property = max17040_get_property,
+ .properties = max17040_battery_props,
+ .num_properties = ARRAY_SIZE(max17040_battery_props),
+};
+
static int max17040_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+ struct power_supply_config psy_cfg = {};
struct max17040_chip *chip;
- int ret;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE))
return -EIO;
@@ -217,17 +224,13 @@ static int max17040_probe(struct i2c_client *client,
chip->pdata = client->dev.platform_data;
i2c_set_clientdata(client, chip);
+ psy_cfg.drv_data = chip;
- chip->battery.name = "battery";
- chip->battery.type = POWER_SUPPLY_TYPE_BATTERY;
- chip->battery.get_property = max17040_get_property;
- chip->battery.properties = max17040_battery_props;
- chip->battery.num_properties = ARRAY_SIZE(max17040_battery_props);
-
- ret = power_supply_register(&client->dev, &chip->battery, NULL);
- if (ret) {
+ chip->battery = power_supply_register(&client->dev,
+ &max17040_battery_desc, &psy_cfg);
+ if (IS_ERR(chip->battery)) {
dev_err(&client->dev, "failed: power supply register\n");
- return ret;
+ return PTR_ERR(chip->battery);
}
max17040_reset(client);
@@ -244,7 +247,7 @@ static int max17040_remove(struct i2c_client *client)
{
struct max17040_chip *chip = i2c_get_clientdata(client);
- power_supply_unregister(&chip->battery);
+ power_supply_unregister(chip->battery);
cancel_delayed_work(&chip->work);
return 0;
}