1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * u_midi.h
 4 *
 5 * Utility definitions for the midi function
 6 *
 7 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 8 *		http://www.samsung.com
 9 *
10 * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
11 */
12
13#ifndef U_MIDI_H
14#define U_MIDI_H
15
16#include <linux/usb/composite.h>
17
18struct f_midi_opts {
19	struct usb_function_instance	func_inst;
20	int				index;
21	char				*id;
22	bool				id_allocated;
23	unsigned int			in_ports;
24	unsigned int			out_ports;
25	unsigned int			buflen;
26	unsigned int			qlen;
27
28	/*
29	 * Protect the data form concurrent access by read/write
30	 * and create symlink/remove symlink.
31	 */
32	struct mutex			lock;
33	int				refcnt;
34};
35
36#endif /* U_MIDI_H */
37