Re: [PATCH] HID: multitouch: Synchronize MT frame on reset_resume

From: Benjamin Tissoires
Date: Wed Mar 30 2016 - 03:46:38 EST


On Mar 29 2016 or thereabouts, Gabriele Mazzotta wrote:
> input_mt_get_slot_by_key() requires input_mt_sync_frame() to be called
> at each frame. Do it when releasing the touches, or else we won't get
> a proper slot number after mt_reset_resume().
>
> Signed-off-by: Gabriele Mazzotta <gabriele.mzt@xxxxxxxxx>

Thanks for the fix (I should have spot that earlier :( )

Reviewed-by: Benjamin TIssoires <benjamin.tissoires@xxxxxxxxxx>

Cheers,
Benjamin

> ---
> drivers/hid/hid-multitouch.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
> index 25d3c43..c741f5e 100644
> --- a/drivers/hid/hid-multitouch.c
> +++ b/drivers/hid/hid-multitouch.c
> @@ -1169,6 +1169,7 @@ static void mt_release_contacts(struct hid_device *hid)
> MT_TOOL_FINGER,
> false);
> }
> + input_mt_sync_frame(input_dev);
> input_sync(input_dev);
> }
> }
> --
> 2.8.0.rc3
>