   static u64
   nouveau_name(struct pci_dev *pdev)
   {
+***************
+*** 309,315 ****
+  
+  	if (device->card_type >= NV_50) {
+  		ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
+! 				     0x1000, &drm->client.base.vm);
+  		if (ret)
+  			goto fail_device;
+  	}
+--- 312,318 ----
+  
+  	if (device->card_type >= NV_50) {
+  		ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
+! 				     0x10000000/*0x1000*/, &drm->client.base.vm);
+  		if (ret)
+  			goto fail_device;
+  	}
 ***************
 *** 340,345 ****
 --- 343,359 ----

  	return 0;
  
  fail_dispinit:
***************
*** 665,673 ****
--- 679,720 ----

  /* Object handles. */
diff -crN a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
*** a/drivers/gpu/drm/nouveau/nouveau_drm.c	2013-02-18 03:53:32.000000000 +0900
--- b/drivers/gpu/drm/nouveau/nouveau_drm.c	2013-03-26 11:23:34.870190782 +0900
***************
*** 70,75 ****
--- 70,78 ----
