They aren't used anywhere. Remove them to avoid dead code.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20230109014955.147068-3-baolu.lu@linux.intel.comSigned-off-by: Joerg Roedel <jroedel@suse.de>