backlight device, suspend/resume...

Carsten Haitzler (The Rasterman) raster at
Wed Jul 9 00:04:34 CEST 2008

On Tue, 8 Jul 2008 18:35:51 -0300 Werner Almesberger <werner at>

> Mike (mwester) wrote:
> > In practice, compromise is necessary.  Can we at least let the kernel
> > bring the backlight up to a level that would allow the user to see vague
> > outlines of something on the screen?  Or failing that, can we make the
> > backlight level on resume configurable in some way?
> If you need this, why not set the backlight to "dim" instead of "off"
> before requesting the suspend ?
> The secret about successful kernel programming is to do as little as
> possible in the kernel :-)

agreed. if u are paranoid about it not working on resume - don't let it blank to
start with before suspending.

Carsten Haitzler (The Rasterman) <raster at>

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