[SCSI] qla2xxx: Add ISP24xx IOCB manipulation routines.

Add ISP24xx IOCB manipulation routines.

Add appropriate glue-code for ISP24xx support while
manipulting IOCB packets.  Add an ISP24xx specific
'start_scsi' routine due to command-type-7 layout
changes.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/qla2xxx/qla_gbl.h

@@ -94,6 +94,7 @@ extern uint16_t qla2x00_calc_iocbs_64(uint16_t);
 extern void qla2x00_build_scsi_iocbs_32(srb_t *, cmd_entry_t *, uint16_t);
 extern void qla2x00_build_scsi_iocbs_64(srb_t *, cmd_entry_t *, uint16_t);
 extern int qla2x00_start_scsi(srb_t *sp);
+extern int qla24xx_start_scsi(srb_t *sp);
 int qla2x00_marker(scsi_qla_host_t *, uint16_t, uint16_t, uint8_t);
 int __qla2x00_marker(scsi_qla_host_t *, uint16_t, uint16_t, uint8_t);
 

drivers/scsi/qla2xxx/qla_inline.h

@@ -236,6 +236,19 @@ qla2x00_delete_timer_from_cmd(srb_t *sp)
 	}
 }
 
+static inline uint8_t *host_to_fcp_swap(uint8_t *, uint32_t);
+static inline uint8_t *
+host_to_fcp_swap(uint8_t *fcp, uint32_t bsize)
+{
+       uint32_t *ifcp = (uint32_t *) fcp;
+       uint32_t *ofcp = (uint32_t *) fcp;
+       uint32_t iter = bsize >> 2;
+
+       for (; iter ; iter--)
+               *ofcp++ = swab32(*ifcp++);
+
+       return fcp;
+}
 
 static inline int qla2x00_is_reserved_id(scsi_qla_host_t *, uint16_t);
 static inline int