Re: [PATCH 1/3] input: alps: Reset mouse before identifying it

From: Hans de Goede
Date: Fri Oct 03 2014 - 05:48:14 EST


Hi,

Thanks for working on this!

On 10/03/2014 11:43 AM, Pali RohÃr wrote:
> On some systems after starting computer function alps_identify() does not detect
> dual ALPS touchpad+trackstick device correctly and detect only touchpad.
>
> Resetting ALPS device before identifiying it fixing this problem and both parts
> touchpad and trackstick are detected.
>
> Signed-off-by: Pali RohÃr <pali.rohar@xxxxxxxxx>
> Tested-by: Pali RohÃr <pali.rohar@xxxxxxxxx>

Looks good and seems sensible:

Acked-by: Hans de Goede <hdegoede@xxxxxxxxxx>

Regards,

Hans

> ---
> drivers/input/mouse/alps.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
> index 35a49bf..1bd5aa1 100644
> --- a/drivers/input/mouse/alps.c
> +++ b/drivers/input/mouse/alps.c
> @@ -2403,6 +2403,8 @@ int alps_detect(struct psmouse *psmouse, bool set_properties)
> {
> struct alps_data dummy;
>
> + psmouse_reset(psmouse);
> +
> if (alps_identify(psmouse, &dummy) < 0)
> return -1;
>
>
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