Re: regression since 2.6.36: backlight in sony-laptop not working

Norbert Preining
2010-11-12T03:50:30Z

On Fr, 12 Nov 2010, Matthew Garrett wrote:
> > Seems so that the sys files have changed to new locations:
> > /sys/devices/virtual/backlight/acpi_video0/brightness
> >
> > (mind the additional "virtual")
> > as well as thermal zone etc etc.
> >
> > Could that explain the problem?
>
> Only if you have some wonderfully badly written software. What are you
> using to control the backlight? Also, I'd note that in this case your
> backlight is controlled via ACPI, not sony-laptop.

Ah right, yes, so probabyl sony-laptopt has nothing to do with it.

THen the problem is simply that the acpi events are not coming through
when pressing the respective keys.

But *that* might be part of the sony-laptop kernel module?

Best wishes

Norbert
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Norbert Preining preining@{jaist.ac.jp, logic.at, debian.org}
JAIST, Japan TeX Live & Debian Developer
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