xref: /openbmc/linux/include/sound/tlv.h (revision 1a59d1b8)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #ifndef __SOUND_TLV_H
3 #define __SOUND_TLV_H
4 
5 /*
6  *  Advanced Linux Sound Architecture - ALSA - Driver
7  *  Copyright (c) 2006 by Jaroslav Kysela <perex@perex.cz>
8  */
9 
10 #include <uapi/sound/tlv.h>
11 
12 /* For historical reasons, these macros are aliases to the ones in UAPI. */
13 #define TLV_ITEM			SNDRV_CTL_TLVD_ITEM
14 #define TLV_LENGTH			SNDRV_CTL_TLVD_LENGTH
15 
16 #define TLV_CONTAINER_ITEM		SNDRV_CTL_TLVD_CONTAINER_ITEM
17 #define DECLARE_TLV_CONTAINER		SNDRV_CTL_TLVD_DECLARE_CONTAINER
18 
19 #define TLV_DB_SCALE_MASK		SNDRV_CTL_TLVD_DB_SCALE_MASK
20 #define TLV_DB_SCALE_MUTE		SNDRV_CTL_TLVD_DB_SCALE_MUTE
21 #define TLV_DB_SCALE_ITEM		SNDRV_CTL_TLVD_DB_SCALE_ITEM
22 #define DECLARE_TLV_DB_SCALE		SNDRV_CTL_TLVD_DECLARE_DB_SCALE
23 
24 #define TLV_DB_MINMAX_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_ITEM
25 #define TLV_DB_MINMAX_MUTE_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM
26 #define DECLARE_TLV_DB_MINMAX		SNDRV_CTL_TLVD_DECLARE_DB_MINMAX
27 #define DECLARE_TLV_DB_MINMAX_MUTE	SNDRV_CTL_TLVD_DECLARE_DB_MINMAX_MUTE
28 
29 #define TLV_DB_LINEAR_ITEM		SNDRV_CTL_TLVD_DB_LINEAR_ITEM
30 #define DECLARE_TLV_DB_LINEAR		SNDRV_CTL_TLVD_DECLARE_DB_LINEAR
31 
32 #define TLV_DB_RANGE_ITEM		SNDRV_CTL_TLVD_DB_RANGE_ITEM
33 #define DECLARE_TLV_DB_RANGE		SNDRV_CTL_TLVD_DECLARE_DB_RANGE
34 
35 #define TLV_DB_GAIN_MUTE		SNDRV_CTL_TLVD_DB_GAIN_MUTE
36 
37 /*
38  * The below assumes that each item TLV is 4 words like DB_SCALE or LINEAR.
39  * This is an old fasion and obsoleted by commit bf1d1c9b6179("ALSA: tlv: add
40  * DECLARE_TLV_DB_RANGE()").
41  */
42 #define TLV_DB_RANGE_HEAD(num) \
43 	SNDRV_CTL_TLVT_DB_RANGE, 6 * (num) * sizeof(unsigned int)
44 
45 #endif /* __SOUND_TLV_H */
46