Reverting a change introduced in 6de7e7f8b3698 "[drm] upstream sync to v4.10"
(upstream c470abd4fde40ea).
Index: src/drivers/gpu/drm/mgag200/mgag200_main.c
===================================================================
--- src.orig/drivers/gpu/drm/mgag200/mgag200_main.c	2017-06-09 15:41:00.280046938 +0200
+++ src/drivers/gpu/drm/mgag200/mgag200_main.c	2017-06-09 15:42:10.346236732 +0200
@@ -55,7 +55,7 @@
 	struct mga_framebuffer *mga_fb;
 	int ret;
 
-	obj = drm_gem_object_lookup(filp, mode_cmd->handles[0]);
+	obj = drm_gem_object_lookup(dev, filp, mode_cmd->handles[0]);
 	if (obj == NULL)
 		return ERR_PTR(-ENOENT);
 
@@ -364,7 +364,7 @@
 	struct drm_gem_object *obj;
 	struct mgag200_bo *bo;
 
-	obj = drm_gem_object_lookup(file, handle);
+	obj = drm_gem_object_lookup(dev, file, handle);
 	if (obj == NULL)
 		return -ENOENT;
 
Index: src/drivers/gpu/drm/mgag200/mgag200_cursor.c
===================================================================
--- src.orig/drivers/gpu/drm/mgag200/mgag200_cursor.c	2017-06-09 15:07:22.093162348 +0200
+++ src/drivers/gpu/drm/mgag200/mgag200_cursor.c	2017-06-09 15:42:35.759942862 +0200
@@ -75,7 +75,7 @@
 		return 0;
 	}
 
-	obj = drm_gem_object_lookup(file_priv, handle);
+	obj = drm_gem_object_lookup(dev, file_priv, handle);
 	if (!obj)
 		return -ENOENT;