Quoting Abdiel Janulgue (2019-08-26 13:21:02)
> +int
> +i915_gem_mmap_dumb(struct drm_file *file,
> + struct drm_device *dev,
> + u32 handle,
> + u64 *offset)
> +{
> + struct drm_i915_private *i915 = dev->dev_private;
> + enum i915_mmap_type mmap_type = HAS_MAPPABLE_APERTURE(i915) ?
> + I915_MMAP_TYPE_GTT : I915_MMAP_TYPE_OFFSET_WC;
Is there any reason for using GTT if we support WC? The buffer is meant
to be linear.
-Chris
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