Module Name:    src
Committed By:   martin
Date:           Sat Dec 14 12:30:58 UTC 2019

Modified Files:
        src/sys/dev/usb [netbsd-9]: ohci.c

Log Message:
Pull up following revision(s) (requested by gson in ticket #553):

        sys/dev/usb/ohci.c: revision 1.291

Preserve the toggleCarry bit in the Endpoint Descriptor when handling
a DataUnderrun condition.  Fixes PR kern/54070.


To generate a diff of this commit:
cvs rdiff -u -r1.289.4.1 -r1.289.4.2 src/sys/dev/usb/ohci.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/usb/ohci.c
diff -u src/sys/dev/usb/ohci.c:1.289.4.1 src/sys/dev/usb/ohci.c:1.289.4.2
--- src/sys/dev/usb/ohci.c:1.289.4.1	Sun Sep  1 13:00:37 2019
+++ src/sys/dev/usb/ohci.c	Sat Dec 14 12:30:57 2019
@@ -1,4 +1,4 @@
-/*	$NetBSD: ohci.c,v 1.289.4.1 2019/09/01 13:00:37 martin Exp $	*/
+/*	$NetBSD: ohci.c,v 1.289.4.2 2019/12/14 12:30:57 martin Exp $	*/
 
 /*
  * Copyright (c) 1998, 2004, 2005, 2012 The NetBSD Foundation, Inc.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.289.4.1 2019/09/01 13:00:37 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.289.4.2 2019/12/14 12:30:57 martin Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_usb.h"
@@ -1515,8 +1515,9 @@ ohci_softintr(void *v)
 
 			ohci_soft_ed_t *sed = opipe->sed;
 
-			/* clear halt and TD chain */
-			sed->ed.ed_headp = HTOO32(p->physaddr);
+			/* clear halt and TD chain, preserving toggle carry */
+			sed->ed.ed_headp = HTOO32(p->physaddr |
+			    (O32TOH(sed->ed.ed_headp) & OHCI_TOGGLECARRY));
 			usb_syncmem(&sed->dma,
 			    sed->offs + offsetof(ohci_ed_t, ed_headp),
 			    sizeof(sed->ed.ed_headp),

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