[SCSI] qla2xxx: Further restrict ZIO mode support.

Only support ZIO mode 6 on specific ISP types.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4dc08d9..0fc89ac 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1161,12 +1161,15 @@
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP2300:
 		ha->device_type |= DT_ISP2300;
+		ha->device_type |= DT_ZIO_SUPPORTED;
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP2312:
 		ha->device_type |= DT_ISP2312;
+		ha->device_type |= DT_ZIO_SUPPORTED;
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP2322:
 		ha->device_type |= DT_ISP2322;
+		ha->device_type |= DT_ZIO_SUPPORTED;
 		if (ha->pdev->subsystem_vendor == 0x1028 &&
 		    ha->pdev->subsystem_device == 0x0170)
 			ha->device_type |= DT_OEM_001;
@@ -1179,9 +1182,11 @@
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP2422:
 		ha->device_type |= DT_ISP2422;
+		ha->device_type |= DT_ZIO_SUPPORTED;
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP2432:
 		ha->device_type |= DT_ISP2432;
+		ha->device_type |= DT_ZIO_SUPPORTED;
 		break;
 	case PCI_DEVICE_ID_QLOGIC_ISP5422:
 		ha->device_type |= DT_ISP5422;