From 238894c5eef0159ef181d0c36d5cd052735c5cbd Mon Sep 17 00:00:00 2001
From: Josef Karthauser <joe@FreeBSD.org>
Date: Mon, 10 Nov 2003 00:08:41 +0000
Subject: [PATCH] MFNetBSD:     revision 1.176     date: 2003/11/04 19:11:21; 
 author: mycroft;     Ignore a CRCTO error on a SETUP transaction in
 combination with     STALLED or NAK.  This fixes problems with the GL641.

---
 sys/dev/usb/uhci.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/sys/dev/usb/uhci.c b/sys/dev/usb/uhci.c
index 81b4ff12cc99..15162f08184a 100644
--- a/sys/dev/usb/uhci.c
+++ b/sys/dev/usb/uhci.c
@@ -4,6 +4,7 @@
  *	$NetBSD: uhci.c,v 1.172 2003/02/23 04:19:26 simonb Exp $
  *	$NetBSD: uhci.c,v 1.173 2003/05/13 04:41:59 gson Exp $
  *	$NetBSD: uhci.c,v 1.175 2003/09/12 16:18:08 mycroft Exp $
+ *	$NetBSD: uhci.c,v 1.176 2003/11/04 19:11:21 mycroft Exp $
  */
 
 #include <sys/cdefs.h>
@@ -1433,6 +1434,15 @@ uhci_idone(uhci_intr_info_t *ii)
 		if (UHCI_TD_GET_PID(le32toh(std->td.td_token)) !=
 			UHCI_TD_PID_SETUP)
 			actlen += UHCI_TD_GET_ACTLEN(status);
+		else {
+			/*
+			 * UHCI will report CRCTO in addition to a STALL or NAK
+			 * for a SETUP transaction.  See section 3.2.2, "TD
+			 * CONTROL AND STATUS".
+			 */
+			if (status & (UHCI_TD_STALLED | UHCI_TD_NAK))
+				status &= ~UHCI_TD_CRCTO;
+		}
 	}
 	/* If there are left over TDs we need to update the toggle. */
 	if (std != NULL)