diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 616a96a..e466d88 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -589,6 +589,10 @@
 	int	(*vport_disable)(struct fc_vport *, bool);
 	int  	(*vport_delete)(struct fc_vport *);
 
+	/* target-mode drivers' functions */
+	int     (* tsk_mgmt_response)(struct Scsi_Host *, u64, u64, int);
+	int     (* it_nexus_response)(struct Scsi_Host *, u64, int);
+
 	/* allocation lengths for host-specific data */
 	u32	 			dd_fcrport_size;
 	u32	 			dd_fcvport_size;