145 	if (azx_dev->substream)  in snd_hdac_stream_setup()
146 		runtime = azx_dev->substream->runtime;  in snd_hdac_stream_setup()
238 					   struct snd_pcm_substream *substream)  in snd_hdac_stream_assign()  argument
244 	int key = (substream->pcm->device << 16) | (substream->number << 2) |  in snd_hdac_stream_assign()
245 		(substream->stream + 1);  in snd_hdac_stream_assign()
248 		if (azx_dev->direction != substream->stream)  in snd_hdac_stream_assign()
264 		res->substream = substream;  in snd_hdac_stream_assign()
284 	azx_dev->substream = NULL;  in snd_hdac_stream_release()
365 	struct snd_pcm_substream *substream = azx_dev->substream;  in snd_hdac_stream_setup_periods()  local
366 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_hdac_stream_setup_periods()
398 			ofs = setup_bdle(bus, snd_pcm_get_dma_buf(substream),  in snd_hdac_stream_setup_periods()
409 			ofs = setup_bdle(bus, snd_pcm_get_dma_buf(substream),  in snd_hdac_stream_setup_periods()
413 			ofs = setup_bdle(bus, snd_pcm_get_dma_buf(substream),  in snd_hdac_stream_setup_periods()
442 	struct snd_pcm_substream *substream = azx_dev->substream;  in snd_hdac_stream_set_params()  local
446 	if (!substream)  in snd_hdac_stream_set_params()
448 	runtime = substream->runtime;  in snd_hdac_stream_set_params()
449 	bufsize = snd_pcm_lib_buffer_bytes(substream);  in snd_hdac_stream_set_params()
450 	period_bytes = snd_pcm_lib_period_bytes(substream);  in snd_hdac_stream_set_params()
523 	struct snd_pcm_runtime *runtime = azx_dev->substream->runtime;  in snd_hdac_stream_timecounter_init()
642 	azx_dev->substream = NULL;  in snd_hdac_dsp_prepare()