Re: [PATCH v2 2/3] input/touchscreen: imagis: Correct the maximum touch area value

From: Mattijs Korpershoek
Date: Wed Nov 30 2022 - 10:34:28 EST


On Fri, Nov 18, 2022 at 18:21, "Lin, Meng-Bo" <linmengbo0689@xxxxxxxxxxxxxx> wrote:

> From: Markuss Broks <markuss.broks@xxxxxxxxx>
>
> As specified in downstream IST3038 driver and proved by testing,
> the correct maximum reported value of touch area is 16.
>
> Signed-off-by: Markuss Broks <markuss.broks@xxxxxxxxx>
> [Change from IST3038B to IST3038]
> Signed-off-by: Lin, Meng-Bo <linmengbo0689@xxxxxxxxxxxxxx>

Reviewed-by: Mattijs Korpershoek <mkorpershoek@xxxxxxxxxxxx>

> ---
> drivers/input/touchscreen/imagis.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/touchscreen/imagis.c b/drivers/input/touchscreen/imagis.c
> index e2697e6c6d2a..b667914a44f1 100644
> --- a/drivers/input/touchscreen/imagis.c
> +++ b/drivers/input/touchscreen/imagis.c
> @@ -210,7 +210,7 @@ static int imagis_init_input_dev(struct imagis_ts *ts)
>
> input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_X);
> input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_Y);
> - input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
> + input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 16, 0, 0);
>
> touchscreen_parse_properties(input_dev, true, &ts->prop);
> if (!ts->prop.max_x || !ts->prop.max_y) {
> --
> 2.30.2