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SubjectRe: [PATCH v2] input: don't call input_dev_release_keys() in resume
Hii Dmitry,

On 14:09 Thu 25 Jul , Oskar Andero wrote:
> From: Aleksej Makarov <aleksej.makarov@sonymobile.com>
>
> When waking up the platform by pressing a specific key, sending a
> release on that key makes it impossible to react on the event in
> user-space. This is fixed by moving the input_reset_device() call to
> resume instead.
>
> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
> Reviewed-by: Radovan Lekanovic <radovan.lekanovic@sonymobile.com>
> Signed-off-by: Aleksej Makarov <aleksej.makarov@sonymobile.com>
> Signed-off-by: Oskar Andero <oskar.andero@sonymobile.com>
> ---
> drivers/input/input.c | 11 +----------
> 1 file changed, 1 insertion(+), 10 deletions(-)
>
> diff --git a/drivers/input/input.c b/drivers/input/input.c
> index c044699..ee3ff16 100644
> --- a/drivers/input/input.c
> +++ b/drivers/input/input.c
> @@ -1676,22 +1676,13 @@ static int input_dev_suspend(struct device *dev)
> {
> struct input_dev *input_dev = to_input_dev(dev);
>
> - mutex_lock(&input_dev->mutex);
> -
> - if (input_dev->users)
> - input_dev_toggle(input_dev, false);
> -
> - mutex_unlock(&input_dev->mutex);
> + input_reset_device(input_dev);
>
> return 0;
> }
>
> static int input_dev_resume(struct device *dev)
> {
> - struct input_dev *input_dev = to_input_dev(dev);
> -
> - input_reset_device(input_dev);
> -
> return 0;
> }

Sorry for bugging you with this patch again! I realize that changes to
input.c is sensitive since it's a central part of the subsystem.
However, the problem of reading input events after wake-up remains.

Does the patch make sense or do you see any potential risks with it?

Thanks,
Oskar


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