Ubuntu
xserver-xorg-video-intel package

  1. Bug #397617
  2. Comment #54

Comment 54 for bug 397617

Revision history for this message
In , Zhang Rui (rui-zhang) wrote :

(In reply to comment #46)
> This is not just intel video driver bug,

right,

> many users with ati cards have this
> bug also, I think this is ACPI related bug and right now I don't think that
> intel dev's can do anything about it.

right, at least it's an ACPI BIOS bug. :)

> Maybie we should reasign this bug to
> kernel and ACPI...
>
sure.
please attach your dmidecode output.
IMO, the only way to fix it in kernel is to disable ACPI video backlight control via dmi check. :(
please reference the ATI card bug reports there as well. I want to verify if they are the same bug.