On Sat, Dec 14, 2019 at 10:58:35AM +, Chris Wilson wrote:
Quoting Niranjana Vishwanathapura (2019-12-13 21:56:05)
+int i915_gem_object_migrate_region(struct drm_i915_gem_object *obj,
+ u32 *regions, int size)
+{
+ struct drm_i915_private *dev_priv = to_
Quoting Niranjana Vishwanathapura (2019-12-13 21:56:05)
> +int i915_gem_object_migrate_region(struct drm_i915_gem_object *obj,
> + u32 *regions, int size)
> +{
> + struct drm_i915_private *dev_priv = to_i915(obj->base.dev);
> + struct intel_context *ce =
From: Venkata Sandeep Dhanalakota
As PCIe is non-coherent link, do not allow direct access to buffer
objects across the PCIe link for SVM case. Upon CPU accesses (mmap, pread),
migrate buffer object to host memory.
Cc: Joonas Lahtinen
Cc: Jon Bloomfield
Cc: Daniel Vetter
Cc: Sudeep Dutt
Cc:
