--- kernel/nv-drm.c~
+++ kernel/nv-drm.c
@@ -129,6 +129,10 @@ static struct drm_driver nv_drm_driver = {
     .gem_prime_vmap = nv_gem_prime_vmap,
     .gem_prime_vunmap = nv_gem_prime_vunmap,

+#if defined(NV_DRM_DRM_GEM_H_PRESENT)
+    .set_busid = drm_pci_set_busid,
+#endif
+
     .name = "nvidia-drm",
     .desc = "NVIDIA DRM driver",
     .date = "20130102",