usb/usx2y/usbusx2yaudio.c

205 static int usx2y_usbframe_complete(struct snd_usx2y_substream *capsubs,
231 		err = usx2y_urb_play_prepare(playbacksubs, capsubs->completed_urb, urb);
241 	state = atomic_read(&capsubs->state);
244 			err = usx2y_urb_capt_retire(capsubs);
248 			atomic_inc(&capsubs->state);
250 		err = usx2y_urb_submit(capsubs, capsubs->completed_urb, frame);
254 	capsubs->completed_urb = NULL;
300 	struct snd_usx2y_substream *capsubs, *playbacksubs;
316 	capsubs = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
319 	if (capsubs->completed_urb &&
320 	    atomic_read(&capsubs->state) >= STATE_PREPARED &&
323 		if (!usx2y_usbframe_complete(capsubs, playbacksubs, urb->start_frame)) {
850 	struct snd_usx2y_substream *capsubs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
859 	if (atomic_read(&capsubs->state) < STATE_PREPARED) {
870 		snd_printdd("starting capture pipe for %s\n", subs == capsubs ? "self" : "playpipe");
871 		err = usx2y_urbs_start(capsubs);
876 	if (subs != capsubs && atomic_read(&subs->state) < STATE_PREPARED)