USB: fix codingstyle issues in include/linux/usb/

Fixes a number of coding style issues in the USB public header files.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 9897f7a..e007074 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -1,4 +1,4 @@
-// include/linux/usb/otg.h
+/* USB OTG (On The Go) defines */
 
 /*
  * These APIs may be used between USB controllers.  USB device drivers