staging: unisys: visorbus: Move parser functions location in file.

The parser functions were defined at the top of the file even though they
were not referenced until later in the file. This patch moves them closer
to where they are defined so they can be easily referenced.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>