1 #ifndef __USBAUDIO_PCM_H 2 #define __USBAUDIO_PCM_H 3 4 snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs, 5 unsigned int rate); 6 7 void snd_usb_set_pcm_ops(struct snd_pcm *pcm, int stream); 8 9 int snd_usb_init_pitch(struct snd_usb_audio *chip, int iface, 10 struct usb_host_interface *alts, 11 struct audioformat *fmt); 12 13 14 #endif /* __USBAUDIO_PCM_H */ 15