snd_usb_pcm_delay   75 sound/usb/pcm.c 	substream->runtime->delay = snd_usb_pcm_delay(subs,
snd_usb_pcm_delay 1691 sound/usb/pcm.c 	est_delay = snd_usb_pcm_delay(subs, runtime->rate);
snd_usb_pcm_delay    5 sound/usb/pcm.h snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,