Sergio Monteiro Basto sergio at sergiomb.no-ip.org
Tue Nov 20 17:35:54 PST 2007

On Tue, 2007-11-20 at 23:05 +0000, Colin Guthrie wrote:
> Sergio Monteiro Basto wrote:
> > On Tue, 2007-11-20 at 21:39 +0100, Lukas Hejtmanek wrote:
> >> Hello,
> >>
> >> I noticed that you did some improvements to the backlight support in the video
> >> driver. Would it be possible to add an option "do not touch backlight"?
> >>
> >> Currently, I use backlight level 0 and I highly dislike that starting the
> >> X server or playing a movie in mplayer rises backlight to level 7. I do not
> >> want it.
> >>
> > 
> > backlight support, is the lid button ?
> No backlight is the light behind the lcd. It /should/ (arguable) be
> turned off when the lid is closed (as there is little point it in being
> on!!), but this is probably something that should be controlled by
> something higher up the stack than the driver (please correct me if I'm
> wrong). I say this more out of principle rather than practicality as I
> cannot think of *any* reason why the backlight should remain on with the
> lid closed (and thus there is nothing wrong with this being in the
> driver), but the whole backlight control (dim level) when on power vs
> battery and what to do when the lid is closed (suspend, nowt, depend on
> power status etc.) are probably all handled by the same system e.g.
> gnome-power-manager or equiv (again please correct me if I'm wrong here
> and this is a pure HAL thing....)

yes I agree, I have a funny thing, after hibernate my laptop ( and boot
again of course), lid button and blacklight begins works very well.
So I guess this is a problem with ACPI (Linux-acpi at vger.kernel.org) and
the new video notification. 


> Col
> _______________________________________________
> xorg mailing list
> xorg at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/xorg
Sérgio M.B.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/x-pkcs7-signature
Size: 2192 bytes
Desc: not available
URL: <http://lists.x.org/archives/xorg/attachments/20071121/d19e4cff/attachment.bin>

More information about the xorg mailing list