text: /* SPDX-License-Identifier: GPL-2.0 */
  #ifndef __USBAUDIO_QUIRKS_H
  #define __USBAUDIO_QUIRKS_H
  
  struct audioformat;
  struct snd_usb_endpoint;
  struct snd_usb_substream;
  
  int snd_usb_create_quirk(struct snd_usb_audio *chip,
  			 struct usb_interface *iface,
  			 struct usb_driver *driver,
  			 const struct snd_usb_audio_quirk *quirk);
  
  int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
  				  int iface,
  				  int altno);
  
  int snd_usb_apply_boot_quirk(struct usb_device *dev,
  			     struct usb_interface *intf,
  			     const struct snd_usb_audio_quirk *quirk,
  			     unsigned int usb_id);
  
  void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
  			      struct audioformat *fmt);
  
  bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip);
  
  int snd_usb_is_big_endian_format(struct snd_usb_audio *chip,
  				 struct audioformat *fp);
  
  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);
  
  int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
  			      struct audioformat *fmt);
  
  u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
  					struct audioformat *fp,
  					unsigned int sample_bytes);
  
  void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
  					  struct audioformat *fp,
  					  int stream);
  
  #endif /* __USBAUDIO_QUIRKS_H */
  