[SCSI] qla2xxx: Generalize SNS generic-services routines.

Generalize SNS generic-services routines.

Consolidate completion-status checking while adding support
for the ISP24xx.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/qla2xxx/qla_def.h

@@ -2032,8 +2032,7 @@ struct isp_operations {
 
 	uint16_t (*calc_req_entries) (uint16_t);
 	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
-	ms_iocb_entry_t * (*prep_ms_iocb) (struct scsi_qla_host *, uint32_t,
-	    uint32_t);
+	void * (*prep_ms_iocb) (struct scsi_qla_host *, uint32_t, uint32_t);
 
 	uint8_t * (*read_nvram) (struct scsi_qla_host *, uint8_t *,
 		uint32_t, uint32_t);

drivers/scsi/qla2xxx/qla_gbl.h

@@ -219,8 +219,8 @@ extern void qla2x00_dump_pkt(void *);
 /*
  * Global Function Prototypes in qla_gs.c source file.
  */
-extern ms_iocb_entry_t *qla2x00_prep_ms_iocb(scsi_qla_host_t *, uint32_t,
-    uint32_t);
+extern void *qla2x00_prep_ms_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
+extern void *qla24xx_prep_ms_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
 extern int qla2x00_ga_nxt(scsi_qla_host_t *, fc_port_t *);
 extern int qla2x00_gid_pt(scsi_qla_host_t *, sw_info_t *);
 extern int qla2x00_gpn_id(scsi_qla_host_t *, sw_info_t *);

drivers/scsi/qla2xxx/qla_mbx.c

@@ -822,7 +822,11 @@ qla2x00_issue_iocb(scsi_qla_host_t *ha, void*  buffer, dma_addr_t phys_addr,
 		DEBUG2(printk("qla2x00_issue_iocb(%ld): failed rval 0x%x",
 		    ha->host_no,rval);)
 	} else {
-		/*EMPTY*/
+		sts_entry_t *sts_entry = (sts_entry_t *) buffer;
+
+		/* Mask reserved bits. */
+		sts_entry->entry_status &=
+		    IS_QLA24XX(ha) || IS_QLA25XX(ha) ? RF_MASK_24XX :RF_MASK;
 	}
 
 	return rval;