From owner-p4-projects@FreeBSD.ORG  Sun Aug 15 17:48:42 2010
Return-Path: <owner-p4-projects@FreeBSD.ORG>
Delivered-To: p4-projects@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 32767)
	id B0B1D1065673; Sun, 15 Aug 2010 17:48:42 +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 73494106566B
	for <perforce@FreeBSD.org>; Sun, 15 Aug 2010 17:48:42 +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 6098D8FC13
	for <perforce@FreeBSD.org>; Sun, 15 Aug 2010 17:48:42 +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 o7FHmgEB003664
	for <perforce@FreeBSD.org>; Sun, 15 Aug 2010 17:48:42 GMT
	(envelope-from hselasky@FreeBSD.org)
Received: (from perforce@localhost)
	by skunkworks.freebsd.org (8.14.4/8.14.4/Submit) id o7FHmgWO003661
	for perforce@freebsd.org; Sun, 15 Aug 2010 17:48:42 GMT
	(envelope-from hselasky@FreeBSD.org)
Date: Sun, 15 Aug 2010 17:48:42 GMT
Message-Id: <201008151748.o7FHmgWO003661@skunkworks.freebsd.org>
X-Authentication-Warning: skunkworks.freebsd.org: perforce set sender to
	hselasky@FreeBSD.org using -f
From: Hans Petter Selasky <hselasky@FreeBSD.org>
To: Perforce Change Reviews <perforce@FreeBSD.org>
Precedence: bulk
Cc: 
Subject: PERFORCE change 182430 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: Sun, 15 Aug 2010 17:48:42 -0000

http://p4web.freebsd.org/@@182430?ac=10

Change 182430 by hselasky@hselasky_laptop001 on 2010/08/15 17:47:47

	USB serial:
		- fix forwarding of Line Register Status changes to TTY layer.
	
	PR:		usb/149675

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb/serial/usb_serial.c#19 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb/serial/usb_serial.c#19 (text+ko) ====

@@ -942,6 +942,7 @@
 	uint8_t new_msr;
 	uint8_t new_lsr;
 	uint8_t onoff;
+	uint8_t lsr_delta;
 
 	tp = sc->sc_tty;
 
@@ -965,6 +966,7 @@
 		return;
 	}
 	onoff = ((sc->sc_msr ^ new_msr) & SER_DCD);
+	lsr_delta = (sc->sc_lsr ^ new_lsr);
 
 	sc->sc_msr = new_msr;
 	sc->sc_lsr = new_lsr;
@@ -977,6 +979,27 @@
 
 		ttydisc_modem(tp, onoff);
 	}
+
+	if ((lsr_delta & ULSR_BI) && (sc->sc_lsr & ULSR_BI)) {
+
+		DPRINTF("BREAK detected\n");
+
+		ttydisc_rint(tp, 0, TRE_BREAK);
+	}
+
+	if ((lsr_delta & ULSR_FE) && (sc->sc_lsr & ULSR_FE)) {
+
+		DPRINTF("Frame error detected\n");
+
+		ttydisc_rint(tp, 0, TRE_FRAMING);
+	}
+
+	if ((lsr_delta & ULSR_PE) && (sc->sc_lsr & ULSR_PE)) {
+
+		DPRINTF("Parity error detected\n");
+
+		ttydisc_rint(tp, 0, TRE_PARITY);
+	}
 }
 
 void