Bugzilla: 3150 (https://bugzilla.tianocore.org/show_bug.cgi?id=3150) Add doxygen style function headers to fix ECC reported errors "[4002] Function header doesn't exist Function". Also update the corresponding declaration to add IN/OUT doxygen style reference tags. Signed-off-by: Sami Mujawar <sami.mujawar@arm.com> Acked-by: Jiewen Yao <Jiewen.yao@intel.com> Acked-by: Ard Biesheuvel <ard.biesheuvel@arm.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>