From drm-next commit 88ab9c76d191ad8645b483f31e2b394b0f3e280e Signed-off-by: Kevin Strasser <kevin.strasser@intel.com> Reviewed-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com> Reviewed-by: Emil Velikov <emil.velikov@collabora.com>