[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/usb/quirks.h b/src/kernel/linux/v4.14/sound/usb/quirks.h
new file mode 100644
index 0000000..b90c8b7
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/usb/quirks.h
@@ -0,0 +1,45 @@
+/* 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);
+
+#endif /* __USBAUDIO_QUIRKS_H */