aic7xxx: debloat

The pathches I just sent were tested with four .configs with different combinations of firmware build, debug and pretty-printing options for aic7xxx.

Size difference:

text data bss dec hex filename

 262976   47922    1188  312086   4c316 scsi-misc-2.6-2008_04_15.org-BUILDFW/drivers/scsi/aic7xxx/built-in.o
 211224    2346    1188  214758   346e6 scsi-misc-2.6-2008_04_15.pU-BUILDFW/drivers/scsi/aic7xxx/built-in.o

 262976   47922    1188  312086   4c316 scsi-misc-2.6-2008_04_15.org-DEBUG/drivers/scsi/aic7xxx/built-in.o
 211224    2346    1188  214758   346e6 scsi-misc-2.6-2008_04_15.pU-DEBUG/drivers/scsi/aic7xxx/built-in.o

 243399   47922    1172  292493   4768d scsi-misc-2.6-2008_04_15.org-NDEBUG/drivers/scsi/aic7xxx/built-in.o
 203807    2346    1172  207325   329dd scsi-misc-2.6-2008_04_15.pU-NDEBUG/drivers/scsi/aic7xxx/built-in.o

 209896   28258    1172  239326   3a6de scsi-misc-2.6-2008_04_15.org-NDEBUG_NPRETTY/drivers/scsi/aic7xxx/built-in.o
 183966    2346    1172  187484   2dc5c scsi-misc-2.6-2008_04_15.pU-NDEBUG_NPRETTY/drivers/scsi/aic7xxx/built-in.o

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vda