270 static int pcm_open(struct snd_pcm_substream *substream,  in pcm_open()
350 static int pcm_analog_in_open(struct snd_pcm_substream *substream)  in pcm_analog_in_open()
379 static int pcm_analog_out_open(struct snd_pcm_substream *substream)  in pcm_analog_out_open()
416 static int pcm_digital_in_open(struct snd_pcm_substream *substream)  in pcm_digital_in_open()
457 static int pcm_digital_out_open(struct snd_pcm_substream *substream)  in pcm_digital_out_open()
500 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()
526 static int init_engine(struct snd_pcm_substream *substream,  in init_engine()
621 static int pcm_analog_in_hw_params(struct snd_pcm_substream *substream,  in pcm_analog_in_hw_params()
632 static int pcm_analog_out_hw_params(struct snd_pcm_substream *substream,  in pcm_analog_out_hw_params()
643 static int pcm_digital_in_hw_params(struct snd_pcm_substream *substream,  in pcm_digital_in_hw_params()
655 static int pcm_digital_out_hw_params(struct snd_pcm_substream *substream,  in pcm_digital_out_hw_params()
669 static int pcm_hw_free(struct snd_pcm_substream *substream)  in pcm_hw_free()
692 static int pcm_prepare(struct snd_pcm_substream *substream)  in pcm_prepare()
736 static int pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in pcm_trigger()
807 static snd_pcm_uframes_t pcm_pointer(struct snd_pcm_substream *substream)  in pcm_pointer()
1825 	struct snd_pcm_substream *substream;  in snd_echo_interrupt()  local