drm/nv50: cleanup nv50_fifo.c

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index df55a11..f3dbce2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -294,10 +294,11 @@
 };
 
 struct nouveau_fifo_engine {
-	void *priv;
-
 	int  channels;
 
+	struct nouveau_gpuobj_ref *playlist[2];
+	int cur_playlist;
+
 	int  (*init)(struct drm_device *);
 	void (*takedown)(struct drm_device *);