1 files changed, 53 insertions, 0 deletions
diff --git a/sound/usb/quirks.h b/sound/usb/quirks.h
new file mode 100644
index 000000000..f9bfd5ac7
--- /dev/null
+++ b/sound/usb/quirks.h
@@ -0,0 +1,53 @@
+/* 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);
+
+int snd_usb_apply_boot_quirk_once(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,
+			      const struct audioformat *fmt);
+
+int snd_usb_is_big_endian_format(struct snd_usb_audio *chip,
+				 const struct audioformat *fp);
+
+void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep);
+
+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_audio *chip,
+			      const 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);
+
+void snd_usb_init_quirk_flags(struct snd_usb_audio *chip);
+
+#endif /* __USBAUDIO_QUIRKS_H */