Re: 2.6.25 intended change: smc:kbd_backlight vs. smc::kbd_backlight ?

[Soeren Sonnenburg <kernel@nn7.de>]

On Fri, 2008-04-04 at 15:12 +0000, Justin Mattock wrote:
> Hello; I noticed this as well, you loose the greatest feature; the
> cool leds lights on the keyboard with the macbook pro,
> A solution that worked for me was to compile pommed from the source
> and edit kbd_backlight.h
> regards;
>                Justin P. Mattock

Yeah, but it will not only affect pommed... and I don't see the
rationale of introducing :: to separate things... so I think we should
have another patch replacing the :: with ':' again to unbreak userspace
for 2.6.25.

Could someone more official please respond to this regression (CCing
Rafael to record it)

Soeren

> On Fri, Apr 4, 2008 at 6:54 AM, Soeren Sonnenburg <kernel@nn7.de> wrote:
> > On Wed, 2008-04-02 at 20:58 +0200, Soeren Sonnenburg wrote:
> >  > Dear all,
> >  >
> >  > I am wondering whether the change from
> >  >
> >  > /sys/devices/platform/applesmc.768/leds/smc:kbd_backlight  (2.6.24)
> >  > /sys/devices/platform/applesmc.768/leds/smc::kbd_backlight (2.6.25)
> >  >
> >  > is intentional?
> >  >
> >  > I recognized that it breaks current userspace applications changing the
> >  > keyboard background leds like pommed...
> >
> >  OK it looks like commit 6c152beefbf90579d21afc4f7e075b1f801f9a75 from
> >  Richard Purdie, 'leds: Standardise LED naming scheme' introduced this
> >  change.
> >
> >  Why do we need '::' instead of a single ':' (that would not have broken
> >  things)?
> >
> >  Also sometimes only a single ':' seperator is used like in
> >  corgi:green:mail but e.g. not in clevo::mail ?!
> >
> >  Soeren
> >  --
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> 
> 
>