104 static int snd_sb8_playback_prepare(struct snd_pcm_substream *substream)  in snd_sb8_playback_prepare()  argument
107 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_playback_prepare()
108 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sb8_playback_prepare()
157 	size = chip->p_dma_size = snd_pcm_lib_buffer_bytes(substream);  in snd_sb8_playback_prepare()
158 	count = chip->p_period_size = snd_pcm_lib_period_bytes(substream);  in snd_sb8_playback_prepare()
206 static int snd_sb8_playback_trigger(struct snd_pcm_substream *substream,  in snd_sb8_playback_trigger()  argument
210 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_playback_trigger()
225 			struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sb8_playback_trigger()
242 static int snd_sb8_hw_params(struct snd_pcm_substream *substream,  in snd_sb8_hw_params()  argument
245 	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));  in snd_sb8_hw_params()
248 static int snd_sb8_hw_free(struct snd_pcm_substream *substream)  in snd_sb8_hw_free()  argument
250 	snd_pcm_lib_free_pages(substream);  in snd_sb8_hw_free()
254 static int snd_sb8_capture_prepare(struct snd_pcm_substream *substream)  in snd_sb8_capture_prepare()  argument
257 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_capture_prepare()
258 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sb8_capture_prepare()
308 	size = chip->c_dma_size = snd_pcm_lib_buffer_bytes(substream);  in snd_sb8_capture_prepare()
309 	count = chip->c_period_size = snd_pcm_lib_period_bytes(substream);  in snd_sb8_capture_prepare()
343 static int snd_sb8_capture_trigger(struct snd_pcm_substream *substream,  in snd_sb8_capture_trigger()  argument
347 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_capture_trigger()
362 			struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sb8_capture_trigger()
383 	struct snd_pcm_substream *substream;  in snd_sb8dsp_interrupt()  local
393 		substream = chip->playback_substream;  in snd_sb8dsp_interrupt()
394 		runtime = substream->runtime;  in snd_sb8dsp_interrupt()
396 		    	snd_sb8_playback_trigger(substream, SNDRV_PCM_TRIGGER_START);  in snd_sb8dsp_interrupt()
397 		snd_pcm_period_elapsed(substream);  in snd_sb8dsp_interrupt()
404 		substream = chip->capture_substream;  in snd_sb8dsp_interrupt()
405 		runtime = substream->runtime;  in snd_sb8dsp_interrupt()
407 		    	snd_sb8_capture_trigger(substream, SNDRV_PCM_TRIGGER_START);  in snd_sb8dsp_interrupt()
408 		snd_pcm_period_elapsed(substream);  in snd_sb8dsp_interrupt()
414 static snd_pcm_uframes_t snd_sb8_playback_pointer(struct snd_pcm_substream *substream)  in snd_sb8_playback_pointer()  argument
416 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_playback_pointer()
427 	return bytes_to_frames(substream->runtime, ptr);  in snd_sb8_playback_pointer()
430 static snd_pcm_uframes_t snd_sb8_capture_pointer(struct snd_pcm_substream *substream)  in snd_sb8_capture_pointer()  argument
432 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_capture_pointer()
443 	return bytes_to_frames(substream->runtime, ptr);  in snd_sb8_capture_pointer()
492 static int snd_sb8_open(struct snd_pcm_substream *substream)  in snd_sb8_open()  argument
494 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_open()
495 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sb8_open()
505 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_sb8_open()
506 		chip->playback_substream = substream;  in snd_sb8_open()
509 		chip->capture_substream = substream;  in snd_sb8_open()
533 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_sb8_open()
554 static int snd_sb8_close(struct snd_pcm_substream *substream)  in snd_sb8_close()  argument
557 	struct snd_sb *chip = snd_pcm_substream_chip(substream);  in snd_sb8_close()
563 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in snd_sb8_close()