qemu: Adjust SCSI controller switch in qemuBuildControllerDevStr

Modify the SCSI controller switch during command line building
to account for all virDomainControllerModelSCSI types rather
than using the default label.

src/qemu/qemu_command.c

@@ -2660,7 +2660,7 @@ qemuBuildControllerDevStr(const virDomainDef *domainDef,
 
     switch ((virDomainControllerType) def->type) {
     case VIR_DOMAIN_CONTROLLER_TYPE_SCSI:
-        switch (def->model) {
+        switch ((virDomainControllerModelSCSI) def->model) {
         case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_VIRTIO_SCSI:
             if (def->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCW) {
                 virBufferAddLit(&buf, "virtio-scsi-ccw");
@@ -2700,7 +2700,10 @@ qemuBuildControllerDevStr(const virDomainDef *domainDef,
         case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_LSISAS1078:
             virBufferAddLit(&buf, "megasas");
             break;
-        default:
+        case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_AUTO:
+        case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_BUSLOGIC:
+        case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_VMPVSCSI:
+        case VIR_DOMAIN_CONTROLLER_MODEL_SCSI_LAST:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("Unsupported controller model: %s"),
                            virDomainControllerModelSCSITypeToString(def->model));