From owner-p4-projects@FreeBSD.ORG  Wed Aug 11 18:26:06 2010
Return-Path: <owner-p4-projects@FreeBSD.ORG>
Delivered-To: p4-projects@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 32767)
	id CD170106573F; Wed, 11 Aug 2010 18:26:03 +0000 (UTC)
Delivered-To: perforce@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 5CBFF1065EBC
	for <perforce@FreeBSD.org>; Wed, 11 Aug 2010 18:26:01 +0000 (UTC)
	(envelope-from hselasky@FreeBSD.org)
Received: from skunkworks.freebsd.org (skunkworks.freebsd.org
	[IPv6:2001:4f8:fff6::2d])
	by mx1.freebsd.org (Postfix) with ESMTP id 385098FC1E
	for <perforce@FreeBSD.org>; Wed, 11 Aug 2010 18:25:59 +0000 (UTC)
Received: from skunkworks.freebsd.org (localhost [127.0.0.1])
	by skunkworks.freebsd.org (8.14.4/8.14.4) with ESMTP id o7BIPxLB084061
	for <perforce@FreeBSD.org>; Wed, 11 Aug 2010 18:25:59 GMT
	(envelope-from hselasky@FreeBSD.org)
Received: (from perforce@localhost)
	by skunkworks.freebsd.org (8.14.4/8.14.4/Submit) id o7BIPxVe084057
	for perforce@freebsd.org; Wed, 11 Aug 2010 18:25:59 GMT
	(envelope-from hselasky@FreeBSD.org)
Date: Wed, 11 Aug 2010 18:25:59 GMT
Message-Id: <201008111825.o7BIPxVe084057@skunkworks.freebsd.org>
X-Authentication-Warning: skunkworks.freebsd.org: perforce set sender to
	hselasky@FreeBSD.org using -f
From: Hans Petter Selasky <hselasky@skunkworks.freebsd.org>
To: Perforce Change Reviews <perforce@FreeBSD.org>
Precedence: bulk
Cc: 
Subject: PERFORCE change 182151 for review
X-BeenThere: p4-projects@freebsd.org
X-Mailman-Version: 2.1.5
List-Id: p4 projects tree changes <p4-projects.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/p4-projects>
List-Post: <mailto:p4-projects@freebsd.org>
List-Help: <mailto:p4-projects-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 11 Aug 2010 18:26:06 -0000

http://p4web.freebsd.org/@@182151?ac=10

Change 182151 by hselasky@hselasky_laptop001 on 2010/08/09 20:17:26

	USB controller (XHCI):
		- we also need to check if the ISOC transfer is queued to
		far in the future alike the OHCI driver.

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb/controller/xhci.c#24 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb/controller/xhci.c#24 (text+ko) ====

@@ -1687,7 +1687,8 @@
 		y = XHCI_MFINDEX_GET(x - xfer->endpoint->isoc_next);
 
 		if ((xfer->endpoint->is_synced == 0) ||
-		    (y < (xfer->nframes << shift))) {
+		    (y < (xfer->nframes << shift)) ||
+		    (XHCI_MFINDEX_GET(-y) >= (128 * 8))) {
 			/*
 			 * If there is data underflow or the pipe
 			 * queue is empty we schedule the transfer a