[Intel-gfx] [PATCH 13/16] drm/i915: don't use the first stolen page on Broadwell

Ville Syrjälä ville.syrjala at linux.intel.com
Wed Aug 19 04:55:34 PDT 2015


On Sat, Aug 15, 2015 at 09:30:18AM +0100, Chris Wilson wrote:
> On Fri, Aug 14, 2015 at 06:34:18PM -0300, Paulo Zanoni wrote:
> > The spec says we just can't use it.
> 
> But what about when we inherit a framebuffer at that address?

Indeed. I asked the same question several times during the past attempts
at this, and even tried to outline a potential solution at least once [1]

Also limiting it to BDW is insufficient. CHV needs it too.

[1] http://lists.freedesktop.org/archives/intel-gfx/2014-July/049924.html

-- 
Ville Syrjälä
Intel OTC


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