# Re: \[PATCH 03/18\] Input: add INPUT\_PROP\_HAPTIC\_TOUCHPAD

- From: Dmitry Torokhov \<dmitry.torokhov@gmail.com\>
- Date: 2022-01-07 21:43:41 
- List: linux-input
- Page: https://ratatoskr.run/linux-input/2022/01/8933778
- Thread: https://ratatoskr.run/linux-input/2021/12/8933714/t.md

```text
Hi Angela,

On Tue, Dec 21, 2021 at 07:17:28PM +0000, Angela Czubak wrote:
> INPUT_PROP_HAPTIC_TOUCHPAD property is to be set for a device with simple
> haptic capabilities.

This needs to have corresponding documentation in
Documentation/input/event-codes.rst explaning the exact meaning of this
property as it was discussed in the forcepad email thread started by
Sean.

Thanks.

> 
> Signed-off-by: Angela Czubak <redacted>
> ---
>  include/uapi/linux/input-event-codes.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
> index 225ec87d4f22..df2ba5da4eaa 100644
> --- a/include/uapi/linux/input-event-codes.h
> +++ b/include/uapi/linux/input-event-codes.h
> @@ -27,6 +27,7 @@
>  #define INPUT_PROP_TOPBUTTONPAD		0x04	/* softbuttons at top of pad */
>  #define INPUT_PROP_POINTING_STICK	0x05	/* is a pointing stick */
>  #define INPUT_PROP_ACCELEROMETER	0x06	/* has accelerometer */
> +#define INPUT_PROP_HAPTIC_TOUCHPAD	0x07	/* is a haptic touchpad */
>  
>  #define INPUT_PROP_MAX			0x1f
>  #define INPUT_PROP_CNT			(INPUT_PROP_MAX + 1)
> -- 
> 2.34.1.307.g9b7440fafd-goog
> 

-- 
Dmitry
```