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path: root/drivers/power/ds2782_battery.c
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Diffstat (limited to 'drivers/power/ds2782_battery.c')
-rw-r--r--drivers/power/ds2782_battery.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/power/ds2782_battery.c b/drivers/power/ds2782_battery.c
index 39694883d3bf..ed4d756d21e4 100644
--- a/drivers/power/ds2782_battery.c
+++ b/drivers/power/ds2782_battery.c
@@ -53,11 +53,12 @@ struct ds278x_battery_ops {
int (*get_battery_capacity)(struct ds278x_info *info, int *capacity);
};
-#define to_ds278x_info(x) container_of(x, struct ds278x_info, battery)
+#define to_ds278x_info(x) power_supply_get_drvdata(x)
struct ds278x_info {
struct i2c_client *client;
- struct power_supply battery;
+ struct power_supply *battery;
+ struct power_supply_desc battery_desc;
struct ds278x_battery_ops *ops;
struct delayed_work bat_work;
int id;
@@ -285,7 +286,7 @@ static void ds278x_bat_update(struct ds278x_info *info)
ds278x_get_status(info, &info->status);
if ((old_status != info->status) || (old_capacity != info->capacity))
- power_supply_changed(&info->battery);
+ power_supply_changed(info->battery);
}
static void ds278x_bat_work(struct work_struct *work)
@@ -306,7 +307,7 @@ static enum power_supply_property ds278x_battery_props[] = {
POWER_SUPPLY_PROP_TEMP,
};
-static void ds278x_power_supply_init(struct power_supply *battery)
+static void ds278x_power_supply_init(struct power_supply_desc *battery)
{
battery->type = POWER_SUPPLY_TYPE_BATTERY;
battery->properties = ds278x_battery_props;
@@ -319,8 +320,8 @@ static int ds278x_battery_remove(struct i2c_client *client)
{
struct ds278x_info *info = i2c_get_clientdata(client);
- power_supply_unregister(&info->battery);
- kfree(info->battery.name);
+ power_supply_unregister(info->battery);
+ kfree(info->battery_desc.name);
mutex_lock(&battery_lock);
idr_remove(&battery_id, info->id);
@@ -377,6 +378,7 @@ static int ds278x_battery_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct ds278x_platform_data *pdata = client->dev.platform_data;
+ struct power_supply_config psy_cfg = {};
struct ds278x_info *info;
int ret;
int num;
@@ -404,8 +406,9 @@ static int ds278x_battery_probe(struct i2c_client *client,
goto fail_info;
}
- info->battery.name = kasprintf(GFP_KERNEL, "%s-%d", client->name, num);
- if (!info->battery.name) {
+ info->battery_desc.name = kasprintf(GFP_KERNEL, "%s-%d",
+ client->name, num);
+ if (!info->battery_desc.name) {
ret = -ENOMEM;
goto fail_name;
}
@@ -417,16 +420,19 @@ static int ds278x_battery_probe(struct i2c_client *client,
info->client = client;
info->id = num;
info->ops = &ds278x_ops[id->driver_data];
- ds278x_power_supply_init(&info->battery);
+ ds278x_power_supply_init(&info->battery_desc);
+ psy_cfg.drv_data = info;
info->capacity = 100;
info->status = POWER_SUPPLY_STATUS_FULL;
INIT_DELAYED_WORK(&info->bat_work, ds278x_bat_work);
- ret = power_supply_register(&client->dev, &info->battery);
- if (ret) {
+ info->battery = power_supply_register(&client->dev,
+ &info->battery_desc, &psy_cfg);
+ if (IS_ERR(info->battery)) {
dev_err(&client->dev, "failed to register battery\n");
+ ret = PTR_ERR(info->battery);
goto fail_register;
} else {
schedule_delayed_work(&info->bat_work, DS278x_DELAY);
@@ -435,7 +441,7 @@ static int ds278x_battery_probe(struct i2c_client *client,
return 0;
fail_register:
- kfree(info->battery.name);
+ kfree(info->battery_desc.name);
fail_name:
kfree(info);
fail_info: