1/*
 2 * u_midi.h
 3 *
 4 * Utility definitions for the midi function
 5 *
 6 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 7 *		http://www.samsung.com
 8 *
 9 * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
16#ifndef U_MIDI_H
17#define U_MIDI_H
18
19#include <linux/usb/composite.h>
20
21struct f_midi_opts {
22	struct usb_function_instance	func_inst;
23	int				index;
24	char				*id;
25	bool				id_allocated;
26	unsigned int			in_ports;
27	unsigned int			out_ports;
28	unsigned int			buflen;
29	unsigned int			qlen;
30
31	/*
32	 * Protect the data form concurrent access by read/write
33	 * and create symlink/remove symlink.
34	 */
35	 struct mutex			lock;
36	 int				refcnt;
37};
38
39#endif /* U_MIDI_H */
40