[Intel-gfx] [PATCH] drm/i915: Track pfit enable state separately from size

[Chris Wilson]

On Tue, Aug 27, 2013 at 05:04:17PM +0100, Chris Wilson wrote:
> Detangle the additional state of whether or not the hw has the pfit
> enabled from whether it has zero size. This allows us to cleanly
> distinguish in the code when we expect the pfit to be enabled (for
> Haswell pc8), and when the BIOS is confused and needs sanitizing.
> 
> Reported-by: shui yanwei <yangweix.shui at intel.com>
> References: https://bugs.freedesktop.org/show_bug.cgi?id=68251&list_id=337713
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=68251
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Tested-by: shui yanwei <yangweix.shui at intel.com>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre