[Intel-gfx] [PATCH 04/12] drm/i915: Hide VLV DDL precision handling

[Jesse Barnes]

On 02/10/2015 05:28 AM, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Move the DDL precision handling into vlv_compute_drain_latency() so the
> callers don't have to duplicate the same code to deal with it.

A little painful due to the addition of the #define changes, but I think
it's right, and will actually be easier to fix if wrong anyway due to
the removal of duplication.

Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>