42 lines
		
	
	
		
			763 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			763 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| /*
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|  * u_uac2.h
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|  *
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|  * Utility definitions for UAC2 function
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|  *
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|  * Copyright (c) 2014 Samsung Electronics Co., Ltd.
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|  *		http://www.samsung.com
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|  *
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|  * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
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|  */
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| 
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| #ifndef U_UAC2_H
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| #define U_UAC2_H
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| 
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| #include <linux/usb/composite.h>
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| 
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| #define UAC2_DEF_PCHMASK 0x3
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| #define UAC2_DEF_PSRATE 48000
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| #define UAC2_DEF_PSSIZE 2
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| #define UAC2_DEF_CCHMASK 0x3
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| #define UAC2_DEF_CSRATE 64000
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| #define UAC2_DEF_CSSIZE 2
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| #define UAC2_DEF_REQ_NUM 2
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| 
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| struct f_uac2_opts {
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| 	struct usb_function_instance	func_inst;
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| 	int				p_chmask;
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| 	int				p_srate;
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| 	int				p_ssize;
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| 	int				c_chmask;
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| 	int				c_srate;
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| 	int				c_ssize;
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| 	int				req_number;
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| 	bool				bound;
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| 
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| 	struct mutex			lock;
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| 	int				refcnt;
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| };
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| 
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| #endif
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