Re: [PATCH v2 1/7] mfd: Add support for DA9150 combined charger & fuel-gauge device

Varka Bhadram
2014-08-28T11:49:23Z

On 08/28/2014 04:18 PM, Adam Thomson wrote:

(...)

> +static int da9150_probe(struct i2c_client *client,
> + const struct i2c_device_id *id)
> +{
> + struct da9150 *da9150;
> + int ret;
> +
> + da9150 = devm_kzalloc(&client->dev, sizeof(struct da9150), GFP_KERNEL);
> + if (da9150 == NULL)
> + return -ENOMEM;

da9150 = devm_kzalloc(&client->dev, sizeof(*da9150), GFP_KERNEL);
if (!da9150)
return -ENOMEM;

> + da9150->dev = &client->dev;
> + da9150->irq = client->irq;
> + i2c_set_clientdata(client, da9150);
> + dev_set_drvdata(da9150->dev, da9150);
> +
> + da9150->regmap = devm_regmap_init_i2c(client, &da9150_regmap_config);
> + if (IS_ERR(da9150->regmap)) {
> + ret = PTR_ERR(da9150->regmap);
> + dev_err(da9150->dev, "Failed to allocate register map: %d\n",
> + ret);
> + return ret;
> + }
> +
> + return da9150_device_init(da9150);
> +}
> +
> +static int da9150_remove(struct i2c_client *client)
> +{
> + struct da9150 *da9150 = i2c_get_clientdata(client);
> +
> + da9150_device_exit(da9150);
> +
> + return 0;
> +}
> +
> +static void da9150_shutdown(struct i2c_client *client)
> +{
> + struct da9150 *da9150 = i2c_get_clientdata(client);
> +
> + da9150_device_shutdown(da9150);
> +}
> +
> +static const struct i2c_device_id da9150_i2c_id[] = {
> + { "da9150", 0 },
> + { }
> +};
> +MODULE_DEVICE_TABLE(i2c, da9150_i2c_id);
> +
> +static const struct of_device_id da9150_of_match[] = {
> + { .compatible = "dlg,da9150", },
> + { }
> +};
> +

missed MODULE_DEVICE_TABLE(of, ...) ?

> +static struct i2c_driver da9150_driver = {
> + .driver = {
> + .name = "da9150",
> + .owner = THIS_MODULE,

No need to update this field...

> + .of_match_table = of_match_ptr(da9150_of_match),
> + },
> + .probe = da9150_probe,
> + .remove = da9150_remove,
> + .shutdown = da9150_shutdown,
> + .id_table = da9150_i2c_id,
> +};
> +
> +module_i2c_driver(da9150_driver);
> +
> +MODULE_DESCRIPTION("I2C Driver for DA9150");
> +MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com");
> +MODULE_LICENSE("GPL");
>
--
Regards,
Varka Bhadram.