diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index f2193cd..895d212 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -261,6 +261,11 @@
 			   unsigned char *buffer, int len, int timeout,
 			   int retries, struct scsi_mode_data *data,
 			   struct scsi_sense_hdr *);
+extern int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
+			    int modepage, unsigned char *buffer, int len,
+			    int timeout, int retries,
+			    struct scsi_mode_data *data,
+			    struct scsi_sense_hdr *);
 extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
 				int retries);
 extern int scsi_device_set_state(struct scsi_device *sdev,