usX2Y_urb_play_retire  208 sound/usb/usx2y/usbusx2yaudio.c 			usX2Y_urb_play_retire(playbacksubs, urb);
usX2Y_urb_play_retire  171 sound/usb/usx2y/usx2yhwdeppcm.c 			usX2Y_urb_play_retire(playbacksubs, urb);