Author: hselasky
Date: Wed Dec 14 01:03:07 2011
New Revision: 228485
URL: http://svn.freebsd.org/changeset/base/228485
Log:
Use usbd_transfer_unsetup() instead of usbd_transfer_stop() so that
we don't have to worry about locking.
MFC after: 1 weeks
Modified:
head/sys/dev/sound/usb/uaudio.c
Modified: head/sys/dev/sound/usb/uaudio.c
==============================================================================
--- head/sys/dev/sound/usb/uaudio.c Wed Dec 14 00:48:20 2011
(r228484)
+++ head/sys/dev/sound/usb/uaudio.c Wed Dec 14 01:03:07 2011
(r228485)
@@ -770,8 +770,10 @@ uaudio_detach(device_t dev)
* will time out and close opened /dev/dspX.Y device(s), if
* any.
*/
- uaudio_chan_stop(&sc->sc_play_chan);
- uaudio_chan_stop(&sc->sc_rec_chan);
+ if (sc->sc_play_chan.valid)
+ usbd_transfer_unsetup(sc->sc_play_chan.xfer, UAUDIO_NCHANBUFS);
+ if (sc->sc_rec_chan.valid)
+ usbd_transfer_unsetup(sc->sc_rec_chan.xfer, UAUDIO_NCHANBUFS);
if (bus_generic_detach(dev) != 0) {
DPRINTF("detach failed!\n");
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