void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep);
+void snd_usb_set_interface_quirk(struct usb_device *dev);
void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
__u8 request, __u8 requesttype, __u16 value,
__u16 index, void *data, __u16 size);
+u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
+ struct audioformat *fp,
+ unsigned int sample_bytes);
+
#endif /* __USBAUDIO_QUIRKS_H */