On Fri, Sep 18, 2020 at 9:34 AM Adam Ford <aford...@gmail.com> wrote:
>
> Some people may wish to wake their system from sleep, so this
> patch enables a suspend and resume function which enables
> and disables IRQ wake functions.
>
> Signed-off-by: Adam Ford <aford...@gmail.com>
Gentle ping. Any feedback on this?
>
> diff --git a/drivers/input/touchscreen/ili210x.c
> b/drivers/input/touchscreen/ili210x.c
> index 199cf3daec10..9b1a61447054 100644
> --- a/drivers/input/touchscreen/ili210x.c
> +++ b/drivers/input/touchscreen/ili210x.c
> @@ -474,6 +474,28 @@ static int ili210x_i2c_probe(struct i2c_client *client,
> return 0;
> }
>
> +static int __maybe_unused ili210x_i2c_suspend(struct device *dev)
> +{
> + struct i2c_client *client = to_i2c_client(dev);
> +
> + if (device_may_wakeup(&client->dev))
> + enable_irq_wake(client->irq);
> +
> + return 0;
> +}
> +
> +static int __maybe_unused ili210x_i2c_resume(struct device *dev)
> +{
> + struct i2c_client *client = to_i2c_client(dev);
> +
> + if (device_may_wakeup(&client->dev))
> + disable_irq_wake(client->irq);
> +
> + return 0;
> +}
> +
> +static SIMPLE_DEV_PM_OPS(ili210x_i2c_pm, ili210x_i2c_suspend,
> ili210x_i2c_resume);
> +
> static const struct i2c_device_id ili210x_i2c_id[] = {
> { "ili210x", (long)&ili210x_chip },
> { "ili2117", (long)&ili211x_chip },
> @@ -495,6 +517,7 @@ MODULE_DEVICE_TABLE(of, ili210x_dt_ids);
> static struct i2c_driver ili210x_ts_driver = {
> .driver = {
> .name = "ili210x_i2c",
> + .pm = &ili210x_i2c_pm,
> .of_match_table = ili210x_dt_ids,
> },
> .id_table = ili210x_i2c_id,
> --
> 2.25.1
>
