/usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/include/linux/usb
Edit: /usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/include/linux/usb/audio.h (1108B)
// SPDX-License-Identifier: GPL-2.0
/*
*
-- USB Audio definitions.
*
* Copyright (C) 2006 Thumtronics Pty Ltd.
* Developed for Thumtronics by Grey Innovation
* Ben Williamson
*
* This file holds USB constants and structures defined
* by the USB Device Class Definition for Audio Devices.
* Comments below reference relevant sections of that document:
*
* http://www.usb.org/developers/devclass_docs/audio10.pdf
*
* Types and defines in this file are either specific to version 1.0 of
* this standard or common for newer versions.
*/
#ifndef __LINUX_USB_AUDIO_H
#define __LINUX_USB_AUDIO_H
#include
struct usb_audio_control {
struct list_head list;
const char *name;
u8 type;
int data[5];
int (*set)(struct usb_audio_control *con, u8 cmd, int value);
int (*get)(struct usb_audio_control *con, u8 cmd);
};
struct usb_audio_control_selector {
struct list_head list;
struct list_head control;
u8 id;
const char *name;
u8 type;
struct usb_descriptor_header *desc;
};
#endif /* __LINUX_USB_AUDIO_H */