[Intel-gfx] [PATCH] drm/i915: fix errata for sync flush enable on 845G/830M

[Chris Wilson]

On Mon, 9 Aug 2010 09:45:38 -0700, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> Is this hack even needed?  I noticed on my 945GM that INSTDONE has a
> stuck bit when I use this code, removing it didn't seem to have any
> negative effects...

I'm not sure why we need to trigger a Sync on the GPU at this point, I
just assumed it was one of those magic bits of code required to bring up
the hardware.

-- 
Chris Wilson, Intel Open Source Technology Centre