Release 4.7 drivers/usb/gadget/function/u_uac2.h

/*
 * u_uac2.h
 *
 * Utility definitions for UAC2 function
 *
 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
 * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef U_UAC2_H

#define U_UAC2_H

#include <linux/usb/composite.h>


#define UAC2_DEF_PCHMASK 0x3

#define UAC2_DEF_PSRATE 48000

#define UAC2_DEF_PSSIZE 2

#define UAC2_DEF_CCHMASK 0x3

#define UAC2_DEF_CSRATE 64000

#define UAC2_DEF_CSSIZE 2


struct f_uac2_opts {
	
struct usb_function_instance	func_inst;
	
int				p_chmask;
	
int				p_srate;
	
int				p_ssize;
	
int				c_chmask;
	
int				c_srate;
	
int				c_ssize;
	
bool				bound;

	
struct mutex			lock;
	
int				refcnt;
};

#endif
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Directory: drivers/usb/gadget/function

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