svn commit: r282510 - stable/9/sys/dev/usb

Hans Petter Selasky hselasky at FreeBSD.org
Tue May 5 20:00:21 UTC 2015


Author: hselasky
Date: Tue May  5 20:00:20 2015
New Revision: 282510
URL: https://svnweb.freebsd.org/changeset/base/282510

Log:
  MFC r280598:
  Add definition of the ISOCHRONOUS endpoint usage bits.
  Refer to the USB v2.0 specification for more information.

Modified:
  stable/9/sys/dev/usb/usb.h
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/dev/   (props changed)

Modified: stable/9/sys/dev/usb/usb.h
==============================================================================
--- stable/9/sys/dev/usb/usb.h	Tue May  5 19:59:15 2015	(r282509)
+++ stable/9/sys/dev/usb/usb.h	Tue May  5 20:00:20 2015	(r282510)
@@ -536,6 +536,11 @@ struct usb_endpoint_descriptor {
 #define	UE_ISO_ADAPT	0x08
 #define	UE_ISO_SYNC	0x0c
 #define	UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
+#define	UE_ISO_USAGE	0x30
+#define	UE_ISO_USAGE_DATA	0x00
+#define	UE_ISO_USAGE_FEEDBACK	0x10
+#define	UE_ISO_USAGE_IMPLICT_FB	0x20
+#define	UE_GET_ISO_USAGE(a)	((a) & UE_ISO_USAGE)
 	uWord	wMaxPacketSize;
 #define	UE_ZERO_MPS 0xFFFF		/* for internal use only */
 	uByte	bInterval;


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