[SCSI] qla2xxx: Code scrubbing.

Code scrubbing.

 - Remove trailing whitespace from driver files.
 - Remove unused #defines and inlines.
 - Standardize on C comments (// -> /* */)

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>