67 	struct snd_pcm_substream	*substream;  member
208 static int snd_at73c213_pcm_open(struct snd_pcm_substream *substream)  in snd_at73c213_pcm_open()  argument
210 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_open()
211 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_at73c213_pcm_open()
222 	chip->substream = substream;  in snd_at73c213_pcm_open()
227 static int snd_at73c213_pcm_close(struct snd_pcm_substream *substream)  in snd_at73c213_pcm_close()  argument
229 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_close()
230 	chip->substream = NULL;  in snd_at73c213_pcm_close()
234 static int snd_at73c213_pcm_hw_params(struct snd_pcm_substream *substream,  in snd_at73c213_pcm_hw_params()  argument
237 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_hw_params()
245 	return snd_pcm_lib_malloc_pages(substream,  in snd_at73c213_pcm_hw_params()
249 static int snd_at73c213_pcm_hw_free(struct snd_pcm_substream *substream)  in snd_at73c213_pcm_hw_free()  argument
251 	return snd_pcm_lib_free_pages(substream);  in snd_at73c213_pcm_hw_free()
254 static int snd_at73c213_pcm_prepare(struct snd_pcm_substream *substream)  in snd_at73c213_pcm_prepare()  argument
256 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_prepare()
257 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_at73c213_pcm_prepare()
276 static int snd_at73c213_pcm_trigger(struct snd_pcm_substream *substream,  in snd_at73c213_pcm_trigger()  argument
279 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_trigger()
305 snd_at73c213_pcm_pointer(struct snd_pcm_substream *substream)  in snd_at73c213_pcm_pointer()  argument
307 	struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);  in snd_at73c213_pcm_pointer()
308 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_at73c213_pcm_pointer()
360 	struct snd_pcm_runtime *runtime = chip->substream->runtime;  in snd_at73c213_interrupt()
393 		snd_pcm_period_elapsed(chip->substream);  in snd_at73c213_interrupt()