Re: [PATCH] Input: input.h: Fix EVIOCSFF macro inconsistency by using _IOW()

From: Dmitry Torokhov
Date: Wed Oct 14 2015 - 20:25:26 EST


On Thu, Sep 17, 2015 at 07:26:36PM +0200, Elias Vanderstuyft wrote:
> Just like the EVIOCSABS(abs) macro, use the more compact
> _IOW(..., type) instead of _IOC(_IOC_WRITE, ..., sizeof(type))
> for the EVIOCSFF macro.
>
> Signed-off-by: Elias Vanderstuyft <elias.vds@xxxxxxxxx>

Applied, thank you.

> ---
> include/uapi/linux/input.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
> index 731417c..63915a7 100644
> --- a/include/uapi/linux/input.h
> +++ b/include/uapi/linux/input.h
> @@ -147,7 +147,7 @@ struct input_keymap_entry {
> #define EVIOCGABS(abs) _IOR('E', 0x40 + (abs), struct input_absinfo) /* get abs value/limits */
> #define EVIOCSABS(abs) _IOW('E', 0xc0 + (abs), struct input_absinfo) /* set abs value/limits */
>
> -#define EVIOCSFF _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect)) /* send a force effect to a force feedback device */
> +#define EVIOCSFF _IOW('E', 0x80, struct ff_effect) /* send a force effect to a force feedback device */
> #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */
> #define EVIOCGEFFECTS _IOR('E', 0x84, int) /* Report number of effects playable at the same time */
>
> --
> 1.9.3
>

--
Dmitry
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