77 static snd_pcm_uframes_t snd_usb_pcm_pointer(struct snd_pcm_substream *substream)  in snd_usb_pcm_pointer()  argument
82 	subs = (struct snd_usb_substream *)substream->runtime->private_data;  in snd_usb_pcm_pointer()
87 	substream->runtime->delay = snd_usb_pcm_delay(subs,  in snd_usb_pcm_pointer()
88 						substream->runtime->rate);  in snd_usb_pcm_pointer()
90 	return hwptr_done / (substream->runtime->frame_bits >> 3);  in snd_usb_pcm_pointer()
590 		&subs->stream->substream[subs->direction ^ 1];  in configure_sync_endpoint()
685 static int snd_usb_hw_params(struct snd_pcm_substream *substream,  in snd_usb_hw_params()  argument
688 	struct snd_usb_substream *subs = substream->runtime->private_data;  in snd_usb_hw_params()
692 	ret = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in snd_usb_hw_params()
732 static int snd_usb_hw_free(struct snd_pcm_substream *substream)  in snd_usb_hw_free()  argument
734 	struct snd_usb_substream *subs = substream->runtime->private_data;  in snd_usb_hw_free()
745 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in snd_usb_hw_free()
753 static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)  in snd_usb_pcm_prepare()  argument
755 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_usb_pcm_prepare()
1191 static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction)  in snd_usb_pcm_open()  argument
1193 	struct snd_usb_stream *as = snd_pcm_substream_chip(substream);  in snd_usb_pcm_open()
1194 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_usb_pcm_open()
1195 	struct snd_usb_substream *subs = &as->substream[direction];  in snd_usb_pcm_open()
1201 	subs->pcm_substream = substream;  in snd_usb_pcm_open()
1212 static int snd_usb_pcm_close(struct snd_pcm_substream *substream, int direction)  in snd_usb_pcm_close()  argument
1214 	struct snd_usb_stream *as = snd_pcm_substream_chip(substream);  in snd_usb_pcm_close()
1215 	struct snd_usb_substream *subs = &as->substream[direction];  in snd_usb_pcm_close()
1534 static int snd_usb_playback_open(struct snd_pcm_substream *substream)  in snd_usb_playback_open()  argument
1536 	return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_PLAYBACK);  in snd_usb_playback_open()
1539 static int snd_usb_playback_close(struct snd_pcm_substream *substream)  in snd_usb_playback_close()  argument
1541 	return snd_usb_pcm_close(substream, SNDRV_PCM_STREAM_PLAYBACK);  in snd_usb_playback_close()
1544 static int snd_usb_capture_open(struct snd_pcm_substream *substream)  in snd_usb_capture_open()  argument
1546 	return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_CAPTURE);  in snd_usb_capture_open()
1549 static int snd_usb_capture_close(struct snd_pcm_substream *substream)  in snd_usb_capture_close()  argument
1551 	return snd_usb_pcm_close(substream, SNDRV_PCM_STREAM_CAPTURE);  in snd_usb_capture_close()
1554 static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substream,  in snd_usb_substream_playback_trigger()  argument
1557 	struct snd_usb_substream *subs = substream->runtime->private_data;  in snd_usb_substream_playback_trigger()
1582 static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream,  in snd_usb_substream_capture_trigger()  argument
1586 	struct snd_usb_substream *subs = substream->runtime->private_data;  in snd_usb_substream_capture_trigger()