diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c
index cfc7e31..fcf1db4 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c
@@ -148,6 +148,9 @@ nv50_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 		return ret;
 
 	spin_lock_init(&priv->lock);
+
+	nv_wr32(priv, 0x001700, 0);
+
 	priv->base.alloc = nv50_instmem_alloc;
 	return 0;
 }