61 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef __SOUND_TLV_H
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| #define __SOUND_TLV_H
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| 
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| /*
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|  *  Advanced Linux Sound Architecture - ALSA - Driver
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|  *  Copyright (c) 2006 by Jaroslav Kysela <perex@perex.cz>
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|  *
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|  *
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|  *   This program is free software; you can redistribute it and/or modify
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|  *   it under the terms of the GNU General Public License as published by
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|  *   the Free Software Foundation; either version 2 of the License, or
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|  *   (at your option) any later version.
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|  *
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|  *   This program is distributed in the hope that it will be useful,
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|  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  *   GNU General Public License for more details.
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|  *
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|  *   You should have received a copy of the GNU General Public License
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|  *   along with this program; if not, write to the Free Software
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|  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
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|  *
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|  */
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| 
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| #include <uapi/sound/tlv.h>
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| 
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| /* For historical reasons, these macros are aliases to the ones in UAPI. */
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| #define TLV_ITEM			SNDRV_CTL_TLVD_ITEM
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| #define TLV_LENGTH			SNDRV_CTL_TLVD_LENGTH
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| 
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| #define TLV_CONTAINER_ITEM		SNDRV_CTL_TLVD_CONTAINER_ITEM
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| #define DECLARE_TLV_CONTAINER		SNDRV_CTL_TLVD_DECLARE_CONTAINER
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| 
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| #define TLV_DB_SCALE_MASK		SNDRV_CTL_TLVD_DB_SCALE_MASK
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| #define TLV_DB_SCALE_MUTE		SNDRV_CTL_TLVD_DB_SCALE_MUTE
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| #define TLV_DB_SCALE_ITEM		SNDRV_CTL_TLVD_DB_SCALE_ITEM
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| #define DECLARE_TLV_DB_SCALE		SNDRV_CTL_TLVD_DECLARE_DB_SCALE
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| 
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| #define TLV_DB_MINMAX_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_ITEM
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| #define TLV_DB_MINMAX_MUTE_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM
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| #define DECLARE_TLV_DB_MINMAX		SNDRV_CTL_TLVD_DECLARE_DB_MINMAX
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| #define DECLARE_TLV_DB_MINMAX_MUTE	SNDRV_CTL_TLVD_DECLARE_DB_MINMAX_MUTE
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| 
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| #define TLV_DB_LINEAR_ITEM		SNDRV_CTL_TLVD_DB_LINEAR_ITEM
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| #define DECLARE_TLV_DB_LINEAR		SNDRV_CTL_TLVD_DECLARE_DB_LINEAR
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| 
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| #define TLV_DB_RANGE_ITEM		SNDRV_CTL_TLVD_DB_RANGE_ITEM
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| #define DECLARE_TLV_DB_RANGE		SNDRV_CTL_TLVD_DECLARE_DB_RANGE
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| 
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| #define TLV_DB_GAIN_MUTE		SNDRV_CTL_TLVD_DB_GAIN_MUTE
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| 
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| /*
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|  * The below assumes that each item TLV is 4 words like DB_SCALE or LINEAR.
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|  * This is an old fasion and obsoleted by commit bf1d1c9b6179("ALSA: tlv: add
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|  * DECLARE_TLV_DB_RANGE()").
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|  */
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| #define TLV_DB_RANGE_HEAD(num) \
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| 	SNDRV_CTL_TLVT_DB_RANGE, 6 * (num) * sizeof(unsigned int)
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| 
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| #endif /* __SOUND_TLV_H */
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