[SCSI] convert the remaining mid-layer pieces to scsi_execute_req

After this, we just have some drivers, all the ULDs and the SPI
transport class using scsi_wait_req().

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 835af8e..9181068 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -8,9 +8,17 @@
 
 struct request_queue;
 struct scsi_cmnd;
-struct scsi_mode_data;
 struct scsi_lun;
 
+struct scsi_mode_data {
+	__u32	length;
+	__u16	block_descriptor_length;
+	__u8	medium_type;
+	__u8	device_specific;
+	__u8	header_length;
+	__u8	longlba:1;
+};
+
 /*
  * sdev state: If you alter this, you also need to alter scsi_sysfs.c
  * (for the ascii descriptions) and the state model enforcer:
@@ -228,7 +236,8 @@
 
 extern int scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
 			   unsigned char *buffer, int len, int timeout,
-			   int retries, struct scsi_mode_data *data);
+			   int retries, struct scsi_mode_data *data,
+			   char *sense);
 extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
 				int retries);
 extern int scsi_device_set_state(struct scsi_device *sdev,