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kernel/linux-rt-4.4.41/drivers/usb/gadget/function/u_uac2.h 868 Bytes
5113f6f70   김현기   kernel add
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  /*
   * 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