[Intel-gfx] [PATCH 2/3] drm/i915: Disable trickle feed via MI_ARB_STATE for gen4

[Chris Wilson]

On Tue, May 21, 2013 at 03:28:33PM +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> According to BSpec, trickle feed should be disabled for BW and
> mobile CL. Those constraints seem to match all of our gen4 chipsets.
> 
> Trickle feed is disabled via the MI_ARB_STATE register instead of
> per plane controls on gen4.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

Foolish me overlooking this patch earlier.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre