return 0;
}
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
-static int ds278x_suspend(struct i2c_client *client,
- pm_message_t state)
+static int ds278x_suspend(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
struct ds278x_info *info = i2c_get_clientdata(client);
cancel_delayed_work(&info->bat_work);
return 0;
}
-static int ds278x_resume(struct i2c_client *client)
+static int ds278x_resume(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
struct ds278x_info *info = i2c_get_clientdata(client);
schedule_delayed_work(&info->bat_work, DS278x_DELAY);
return 0;
}
-#else
-
-#define ds278x_suspend NULL
-#define ds278x_resume NULL
-
-#endif /* CONFIG_PM */
+static SIMPLE_DEV_PM_OPS(ds278x_battery_pm_ops, ds278x_suspend, ds278x_resume);
+#define DS278X_BATTERY_PM_OPS (&ds278x_battery_pm_ops)
+#else
+#define DS278X_BATTERY_PM_OPS NULL
+#endif /* CONFIG_PM_SLEEP */
enum ds278x_num_id {
DS2782 = 0,
}
/* Get an ID for this battery */
- ret = idr_pre_get(&battery_id, GFP_KERNEL);
- if (ret == 0) {
- ret = -ENOMEM;
- goto fail_id;
- }
-
mutex_lock(&battery_lock);
- ret = idr_get_new(&battery_id, client, &num);
+ ret = idr_alloc(&battery_id, client, 0, 0, GFP_KERNEL);
mutex_unlock(&battery_lock);
if (ret < 0)
goto fail_id;
+ num = ret;
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
static struct i2c_driver ds278x_battery_driver = {
.driver = {
.name = "ds2782-battery",
+ .pm = DS278X_BATTERY_PM_OPS,
},
.probe = ds278x_battery_probe,
.remove = ds278x_battery_remove,
- .suspend = ds278x_suspend,
- .resume = ds278x_resume,
.id_table = ds278x_id,
};
module_i2c_driver(ds278x_battery_driver);