[Intel-gfx] [PATCH v2 07/11] drm/i915/execlists: Move bdw GPGPU w/a to emit_bb

[Joonas Lahtinen]

On Wed, 2017-09-27 at 17:44 +0100, Chris Wilson wrote:
> Move the re-enabling of MI arbitration from a per-bb w/a buffer to the
> emission of the batch buffer itself.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

There's something about 64b addressing mode requiring disabling ARB
during the BB_START on pre-BDW machines, but shouldn't affect
production machines.

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation