48 	struct snd_pcm_substream *substream;  member
117 	snd_pcm_period_elapsed(cd->substream);  in au1x_pcm_dmatx_cb()
130 	snd_pcm_period_elapsed(cd->substream);  in au1x_pcm_dmarx_cb()
195 static int au1xpsc_pcm_hw_params(struct snd_pcm_substream *substream,  in au1xpsc_pcm_hw_params()  argument
198 	struct snd_pcm_runtime *runtime = substream->runtime;  in au1xpsc_pcm_hw_params()
202 	ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));  in au1xpsc_pcm_hw_params()
206 	stype = substream->stream;  in au1xpsc_pcm_hw_params()
207 	pcd = to_dmadata(substream);  in au1xpsc_pcm_hw_params()
224 	pcd->substream = substream;  in au1xpsc_pcm_hw_params()
237 static int au1xpsc_pcm_hw_free(struct snd_pcm_substream *substream)  in au1xpsc_pcm_hw_free()  argument
239 	snd_pcm_lib_free_pages(substream);  in au1xpsc_pcm_hw_free()
243 static int au1xpsc_pcm_prepare(struct snd_pcm_substream *substream)  in au1xpsc_pcm_prepare()  argument
245 	struct au1xpsc_audio_dmadata *pcd = to_dmadata(substream);  in au1xpsc_pcm_prepare()
249 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in au1xpsc_pcm_prepare()
260 static int au1xpsc_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in au1xpsc_pcm_trigger()  argument
262 	u32 c = to_dmadata(substream)->ddma_chan;  in au1xpsc_pcm_trigger()
280 au1xpsc_pcm_pointer(struct snd_pcm_substream *substream)  in au1xpsc_pcm_pointer()  argument
282 	return bytes_to_frames(substream->runtime, to_dmadata(substream)->pos);  in au1xpsc_pcm_pointer()
285 static int au1xpsc_pcm_open(struct snd_pcm_substream *substream)  in au1xpsc_pcm_open()  argument
287 	struct au1xpsc_audio_dmadata *pcd = to_dmadata(substream);  in au1xpsc_pcm_open()
288 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in au1xpsc_pcm_open()
289 	int stype = substream->stream, *dmaids;  in au1xpsc_pcm_open()
291 	dmaids = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);  in au1xpsc_pcm_open()
297 	snd_soc_set_runtime_hwparams(substream, &au1xpsc_pcm_hardware);  in au1xpsc_pcm_open()
301 static int au1xpsc_pcm_close(struct snd_pcm_substream *substream)  in au1xpsc_pcm_close()  argument
303 	au1x_pcm_dbdma_free(to_dmadata(substream));  in au1xpsc_pcm_close()