Staging: vt6655: whitespace fixes to iotcl.c

The indents didn't line up at all in the original code.  I also fixed
a bunch of other white issues as I went along.  I changed the comment
style and removed some commented out code.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>