On 5/6/2016 3:46 PM, Vignesh R wrote:
> On AM335x, ti_am335x_tsc can wake up the system from suspend, mark the
> IRQ as wakeup capable, so that device irq is not disabled during system
> suspend.
>
> Signed-off-by: Vignesh R <vigneshr@xxxxxx>
> ---
> drivers/input/touchscreen/ti_am335x_tsc.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
> index 8b3f15ca7725..423f275ffab8 100644
> --- a/drivers/input/touchscreen/ti_am335x_tsc.c
> +++ b/drivers/input/touchscreen/ti_am335x_tsc.c
> @@ -27,6 +27,7 @@
> #include <linux/of.h>
> #include <linux/of_device.h>
> #include <linux/sort.h>
> +#include <linux/pm_wakeirq.h>
>
> #include <linux/mfd/ti_am335x_tscadc.h>
>
> @@ -432,6 +433,12 @@ static int titsc_probe(struct platform_device *pdev)
> goto err_free_mem;
> }
>
> + if (device_may_wakeup(tscadc_dev->dev)) {
> + err = dev_pm_set_wake_irq(tscadc_dev->dev, ts_dev->irq);
> + if (err)
> + dev_err(&pdev->dev, "irq wake enable failed.\n");
> + }
> +
I forgot dev_pm_clear_wake_irq() here. Will repost, sorry for the noise.
Regards
Vignesh
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