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SubjectRe: [PATCH V3] led: Backlight trigger for led subsystem
Hi!

> This patch set adds a new led trigger which emulates the backlight
> behaviour: the leds are turned off and on each time the display blanks
> and unblacks.
>
> Since backlights are usually implemented with leds this patch set is
> useful for those drivers whose manage leds controller used as
> backlight controller.
>
> The driver simply registers itself into the led subsystem and then the
> user may get backlight emulation by setting the "backlight"
> trigger. Moreover a driver, which usually manages more than one led,
> can use some leds as "led" and the others as "backlights" at user
> request.

We already have backlight subsystem, it can also handle display
brightness. Why not use that?


--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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