[PATCH] input: qt1070: add power management ops
Nicolas Ferre
nicolas.ferre at atmel.com
Wed Aug 14 02:52:17 EDT 2013
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 at atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre at 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
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