[Intel-gfx] [PATCH v2 14/22] drm/i915: define HAS_MAPPABLE_APERTURE

[Chris Wilson]

Quoting Matthew Auld (2019-10-03 20:24:36)
> From: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> 
> The following patches in the series will use it to avoid certain
> operations when aperture is not available in HW.
> 
> Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Matthew Auld <matthew.auld at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 2c5cb2feda27..7824a31ee448 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -2119,6 +2119,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>  #define OVERLAY_NEEDS_PHYSICAL(dev_priv) \
>                 (INTEL_INFO(dev_priv)->display.overlay_needs_physical)
>  
> +#define HAS_MAPPABLE_APERTURE(dev_priv) (dev_priv->ggtt.mappable_end > 0)

I'm just not liking tying this to i915 and not ggtt. :|
Also (dev_priv)
-Chris