[SCSI] lpfc: Fix error loading on sparc

Bug reported via SourceForge - lpfc does not load on sparc.  The lpfc
driver must byteswap all FCP IOCBs to recover the data into cpu native
format.

Also correct issue of "iotag not found" messages

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>