The license information is not correct, so packaging this for Debian will be postponed until upstream fixes the copyright.
An example from https://github.com/teddywlq/smifb2/blob/main/ddk750/ddk750_2d.c: * Copyright (c) 2007 by Silicon Motion, Inc. (SMI) * * All rights are reserved. Reproduction or in part is prohibited * without the written consent of the copyright owner.. -- Regards Sudip