Re: [PATCH] input: qt1070: add power management ops

[Nicolas Ferre <nicolas.ferre@atmel.com>]

On 13/08/2013 09:43, Bo Shen :
> Add power management ops for qt1070, it maybe a wakeup source
>
> Signed-off-by: Bo Shen <voice.shen@atmel.com>

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>

> ---
>   drivers/input/keyboard/qt1070.c |   25 +++++++++++++++++++++++++
>   1 file changed, 25 insertions(+)
>
> diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c
> index 42b773b..deefe5a 100644
> --- a/drivers/input/keyboard/qt1070.c
> +++ b/drivers/input/keyboard/qt1070.c
> @@ -243,6 +243,30 @@ static int qt1070_remove(struct i2c_client *client)
>   	return 0;
>   }
>
> +#ifdef CONFIG_PM_SLEEP
> +static int qt1070_suspend(struct device *dev)
> +{
> +	struct qt1070_data *data = dev_get_drvdata(dev);
> +
> +	if (device_may_wakeup(dev))
> +		enable_irq_wake(data->irq);
> +
> +	return 0;
> +}
> +
> +static int qt1070_resume(struct device *dev)
> +{
> +	struct qt1070_data *data = dev_get_drvdata(dev);
> +
> +	if (device_may_wakeup(dev))
> +		disable_irq_wake(data->irq);
> +
> +	return 0;
> +}
> +#endif
> +
> +static SIMPLE_DEV_PM_OPS(qt1070_pm_ops, qt1070_suspend, qt1070_resume);
> +
>   static const struct i2c_device_id qt1070_id[] = {
>   	{ "qt1070", 0 },
>   	{ },
> @@ -253,6 +277,7 @@ static struct i2c_driver qt1070_driver = {
>   	.driver	= {
>   		.name	= "qt1070",
>   		.owner	= THIS_MODULE,
> +		.pm	= &qt1070_pm_ops,
>   	},
>   	.id_table	= qt1070_id,
>   	.probe		= qt1070_probe,
>


-- 
Nicolas Ferre