[Intel-gfx] [PATCH] drm/i915: Allow HW status page to be bound high

[Joonas Lahtinen]

On ti, 2017-08-08 at 13:54 +0100, Chris Wilson wrote:
> At the time of commit 1f767e02d69f ("drm/i915: HWS must be in the
> mappable region for g33"), drm_mm insertion would often default to
> placing a new object high in the zone forcing us to specify that certain
> HWSP must be bound within the low mappable region. Since then, drm_mm
> has gained more finesse over its placement and exposes that to the
> caller, commit 4e64e5539d15 ("drm: Improve drm_mm search (and fix
> topdown allocation) with rbtrees"). As such where possible we want the
> HWSP to be outside of the mappable aperture and so need to tell to
> specify that it is to be pinned high.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Cc: Michel Thierry <michel.thierry at intel.com>
> Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Cc: Mika Kuoppala <mika.kuoppala at intel.com>

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

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