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| author |   mglocker <mglocker@openbsd.org> | 2009-06-01 11:26:18 +0000 |
|---|---|---|
| committer | mglocker <mglocker@openbsd.org> | 2009-06-01 11:26:18 +0000 |
| commit | dba6ed218f87aded51fea68f9c7ebd7fbb5d9715 (patch) | |
| tree | 96811d8a4f2b60939bb9b02346bf6cb9fe53544f | |
| parent | Style, inspired by NetBSD. (diff) | |
| download | wireguard-openbsd-dba6ed218f87aded51fea68f9c7ebd7fbb5d9715.tar.xz wireguard-openbsd-dba6ed218f87aded51fea68f9c7ebd7fbb5d9715.zip | |
I forgot to apply the End Of Command token for async xfers. Maybe that
caused the stalls seen in some rare conditions? Who knows ...
| -rw-r--r-- | sys/dev/usb/udl.c | 6 |
1 files changed, 5 insertions, 1 deletions
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 <mglocker@openbsd.org> @@ -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); |