linux-kernel - Re: input question: ambient light sensor button

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Date:	Tue, 26 Nov 2013 11:19:24 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Pali Rohár <pali.rohar@...il.com>
Cc:	Benjamin Tissoires <benjamin.tissoires@...il.com>,
	Jiri Kosina <jkosina@...e.cz>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-input <linux-input@...r.kernel.org>
Subject: Re: input question: ambient light sensor button

On Fri, Nov 22, 2013 at 12:13:49PM +0100, Pali Rohár wrote:
> On Wednesday 20 November 2013 16:59:42 Benjamin Tissoires wrote:
> > Hi,
> > 
> > On Wed, Nov 20, 2013 at 9:50 AM, Pali Rohár <pali.rohar@...il.com> wrote:
> > >> > > I guess we need patch adding
> > >> > > 
> > >> > >   #define KEY_ALS_TOGGLE  0x230
> > >> > > 
> > >> > > Thanks.
> > >> > 
> > >> > So there is no good key for als yet?
> > >> 
> > >> No, but if you send me a patch adding it I will gladly
> > >> apply it.
> > >> 
> > >> Thanks.
> > > 
> > > Ok, here is patch:
> > > 
> > > Add key code for ambient light sensor button
> > > 
> > > More notebooks have special button for enabling/disabling
> > > ambient light sensor. This patch adding new als code to
> > > input.h header file.
> > > 
> > > Signed-off-by: Pali Rohár <pali.rohar@...il.com>
> > > 
> > > diff --git a/include/uapi/linux/input.h
> > > b/include/uapi/linux/input.h index a372627..1562f10 100644
> > > --- a/include/uapi/linux/input.h
> > > +++ b/include/uapi/linux/input.h
> > > @@ -719,6 +719,8 @@ struct input_keymap_entry {
> > > 
> > >  #define BTN_DPAD_LEFT          0x222
> > >  #define BTN_DPAD_RIGHT         0x223
> > > 
> > > +#define KEY_ALS_TOGGLE         0x230
> > 
> > Could you just add a comment explaining that ALS is ambiant
> > light sensor? Otherwise, I'm sure someone else will use this
> > event code for an other thing... :)
> > 
> > Cheers,
> > Benjamin
> 
> Ok, here is new diff with comment:

Applied, thank you.

> 
> diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
> index a372627..7bacdb5 100644
> --- a/include/uapi/linux/input.h
> +++ b/include/uapi/linux/input.h
> @@ -719,6 +719,8 @@ struct input_keymap_entry {
>  #define BTN_DPAD_LEFT		0x222
>  #define BTN_DPAD_RIGHT		0x223
>  
> +#define KEY_ALS_TOGGLE		0x230	/* Ambient light sensor */
> +
>  #define BTN_TRIGGER_HAPPY		0x2c0
>  #define BTN_TRIGGER_HAPPY1		0x2c0
>  #define BTN_TRIGGER_HAPPY2		0x2c1
> 
> 
> -- 
> Pali Rohár
> pali.rohar@...il.com



-- 
Dmitry
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