move usb mass storage defines to usb.h

With the arrival of usb attached scsi support they
will be needed outside usb-msd.c too.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/src/usb-msc.h b/src/usb-msc.h
index 31c81b9..3746b77 100644
--- a/src/usb-msc.h
+++ b/src/usb-msc.h
@@ -7,15 +7,4 @@
 struct usbdevice_s;
 int usb_msc_init(struct usbdevice_s *usbdev);
 
-
-/****************************************************************
- * MSC flags
- ****************************************************************/
-
-#define US_SC_ATAPI_8020   0x02
-#define US_SC_ATAPI_8070   0x05
-#define US_SC_SCSI         0x06
-
-#define US_PR_BULK         0x50
-
 #endif // ush-msc.h
diff --git a/src/usb.h b/src/usb.h
index 2c961e6..4747224 100644
--- a/src/usb.h
+++ b/src/usb.h
@@ -206,6 +206,16 @@
 
 
 /****************************************************************
+ * usb mass storage flags
+ ****************************************************************/
+
+#define US_SC_ATAPI_8020   0x02
+#define US_SC_ATAPI_8070   0x05
+#define US_SC_SCSI         0x06
+
+#define US_PR_BULK         0x50
+
+/****************************************************************
  * function defs
  ****************************************************************/