Intel driver
Jesse Barnes
jbarnes at virtuousgeek.org
Tue Jul 17 17:07:49 PDT 2007
On Tuesday, July 17, 2007 4:23:32 Lukas Hejtmanek wrote:
> On Tue, Jul 17, 2007 at 03:15:40PM -0700, Jesse Barnes wrote:
> > Thanks Lukas. So if you use Option "Tiling" "false" your 915
> > overlay works? And does textured video also work with tiling and
> > framebuffer compression disabled?
> >
> > Hopefully disabling both fixes both video problems, otherwise I've
> > broken things worse than I thought. :)
>
> Yes, disabling tiling fixes both problems. On the other hand,
> disabling tiling causes that back buffer nor depth buffer is tiled.
> In the previous versions of the driver, these two buffers were tiled.
>
> But if you fix the tiling, it would be great.
Right, I think that's the correct way to fix this problem.
> Btw, you commented somewhere in the driver, that i915 chipset is able
> to compress only Plane A, if I understand correctly. But on laptops
> with i915GM is only Plane B used usually, so the compression cannot
> be applied?
Correct. That's something I have to fix, otherwise you'll only get
compression for your external VGA connector in non-cloned mode. :)
On 965 it doesn't matter (fortunately), since either plane can be
compressed.
Thanks,
Jesse
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