From dba6ed218f87aded51fea68f9c7ebd7fbb5d9715 Mon Sep 17 00:00:00 2001 From: mglocker Date: Mon, 1 Jun 2009 11:26:18 +0000 Subject: I forgot to apply the End Of Command token for async xfers. Maybe that caused the stalls seen in some rare conditions? Who knows ... --- sys/dev/usb/udl.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'sys/dev/usb/udl.c') diff --git a/sys/dev/usb/udl.c b/sys/dev/usb/udl.c index d0142c18b03..750da7d1706 100644 --- a/sys/dev/usb/udl.c +++ b/sys/dev/usb/udl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: udl.c,v 1.12 2009/05/31 18:26:44 mglocker Exp $ */ +/* $OpenBSD: udl.c,v 1.13 2009/06/01 11:26:18 mglocker Exp $ */ /* * Copyright (c) 2009 Marcus Glocker @@ -1027,6 +1027,10 @@ udl_cmd_send_async(struct udl_softc *sc) } cx = &sc->sc_cmd_xfer[i]; + /* mark end of command stack */ + udl_cmd_insert_int_1(sc, UDL_BULK_SOC); + udl_cmd_insert_int_1(sc, UDL_BULK_CMD_EOC); + /* copy command buffer to xfer buffer */ bcopy(cb->buf, cx->buf, cb->off); -- cgit v1.2.3-59-g8ed1b