[Intel-gfx] [PATCH] ACPI/Intel: Rework Opregion support

Matthew Garrett mjg59 at srcf.ucam.org
Tue Mar 15 06:43:11 PDT 2011

On Tue, Mar 15, 2011 at 02:40:59PM +0100, Olivier Galibert wrote:
> On Tue, Mar 15, 2011 at 01:32:40PM +0000, Matthew Garrett wrote:
> > Opregion is one mechanism to provide VBT - it doesn't define it.
> Then let me repeat that I haven't seen anything in the VBT tables of
> the gma500-using netbook I have that didn't seem to be parsed
> correctly by the current gpu/drm/i915/intel_bios.c code and its
> friends.  Have a look at it if you want.

gma600 *certainly* has a bunch of additional functionality. It may be 
that this is code that can be split out in a reasonable manner, but 
there's been sufficient fragility here that I think doing it at this 
stage for the benefit of a driver in staging doesn't buy us a great 

Matthew Garrett | mjg59 at srcf.ucam.org

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