[Intel-gfx] [PATCH] drm/i915: Fix KMS regression on Sandybridge/CPT
zhenyuw at linux.intel.com
Mon Nov 1 23:24:22 PDT 2010
On 2010.10.29 09:52:31 +0100, Chris Wilson wrote:
> On Fri, 29 Oct 2010 10:34:51 +0800, Zhenyu Wang <zhenyuw at linux.intel.com> wrote:
> > On 2010.10.28 10:50:04 +0100, Chris Wilson wrote:
> > > I've shrunk the patch to just the FDI portion, pushed to staging for
> > > review.
> > Current drm-intel-staging still fails unfortunately..
> I'm very interested to know which was the magic bit then. :)
> Did we lose the transcoder bpc setting? Is an extra READ masking a missing
> delay? Is the break-scanline-wait fouling gen6?
I don't think transcoder bpc setting should matter, but sorry that I'm short
of time to track down which one extra read made the difference, my sandybridge
laptop normally refuse to boot on first time.. ;)
The code operation is same as what we have in .36 kernel, so could you restore
behavior back first?
Open Source Technology Center, Intel ltd.
$gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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