I915_MAP_WC
src = i915_gem_object_pin_map(src_obj, I915_MAP_WC);
I915_MAP_FORCE_WC = I915_MAP_WC | I915_MAP_OVERRIDE,
return HAS_LLC(i915) ? I915_MAP_WB : I915_MAP_WC;
case I915_MAP_WC:
vaddr = i915_gem_object_pin_map(log->vma->obj, I915_MAP_WC);
HAS_LLC(vma->vm->i915) ? I915_MAP_WB : I915_MAP_WC;
if (flags & PIN_MAPPABLE || map == I915_MAP_WC)