1/*
2 * u_uac2.h
3 *
4 * Utility definitions for UAC2 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_UAC2_H
17#define U_UAC2_H
18
19#include <linux/usb/composite.h>
20
21#define UAC2_DEF_PCHMASK 0x3
22#define UAC2_DEF_PSRATE 48000
23#define UAC2_DEF_PSSIZE 2
24#define UAC2_DEF_CCHMASK 0x3
25#define UAC2_DEF_CSRATE 64000
26#define UAC2_DEF_CSSIZE 2
27
28struct f_uac2_opts {
29	struct usb_function_instance	func_inst;
30	int				p_chmask;
31	int				p_srate;
32	int				p_ssize;
33	int				c_chmask;
34	int				c_srate;
35	int				c_ssize;
36	bool				bound;
37
38	struct mutex			lock;
39	int				refcnt;
40};
41
42#endif
43