160 	struct virtio_snd_msg *msg;  in virtsnd_pcm_dev_set_params()  local
183 	msg = virtsnd_pcm_ctl_msg_alloc(vss, VIRTIO_SND_R_PCM_SET_PARAMS,  in virtsnd_pcm_dev_set_params()
185 	if (!msg)  in virtsnd_pcm_dev_set_params()
188 	request = virtsnd_ctl_msg_request(msg);  in virtsnd_pcm_dev_set_params()
203 	return virtsnd_ctl_msg_send_sync(vss->snd, msg);  in virtsnd_pcm_dev_set_params()
274 	struct virtio_snd_msg *msg;  in virtsnd_pcm_prepare()  local
303 	msg = virtsnd_pcm_ctl_msg_alloc(vss, VIRTIO_SND_R_PCM_PREPARE,  in virtsnd_pcm_prepare()
305 	if (!msg)  in virtsnd_pcm_prepare()
308 	return virtsnd_ctl_msg_send_sync(vss->snd, msg);  in virtsnd_pcm_prepare()
325 	struct virtio_snd_msg *msg;  in virtsnd_pcm_trigger()  local
344 		msg = virtsnd_pcm_ctl_msg_alloc(vss, VIRTIO_SND_R_PCM_START,  in virtsnd_pcm_trigger()
346 		if (!msg) {  in virtsnd_pcm_trigger()
354 		return virtsnd_ctl_msg_send_sync(snd, msg);  in virtsnd_pcm_trigger()
366 		msg = virtsnd_pcm_ctl_msg_alloc(vss, VIRTIO_SND_R_PCM_STOP,  in virtsnd_pcm_trigger()
368 		if (!msg)  in virtsnd_pcm_trigger()
371 		return virtsnd_ctl_msg_send_sync(snd, msg);  in virtsnd_pcm_trigger()
391 	struct virtio_snd_msg *msg;  in virtsnd_pcm_sync_stop()  local
400 	msg = virtsnd_pcm_ctl_msg_alloc(vss, VIRTIO_SND_R_PCM_RELEASE,  in virtsnd_pcm_sync_stop()
402 	if (!msg)  in virtsnd_pcm_sync_stop()
405 	rc = virtsnd_ctl_msg_send_sync(snd, msg);  in virtsnd_pcm_sync_stop()