xref: /kernel/linux/linux-6.6/include/sound/tlv.h (revision 62306a36)
162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */
262306a36Sopenharmony_ci#ifndef __SOUND_TLV_H
362306a36Sopenharmony_ci#define __SOUND_TLV_H
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci/*
662306a36Sopenharmony_ci *  Advanced Linux Sound Architecture - ALSA - Driver
762306a36Sopenharmony_ci *  Copyright (c) 2006 by Jaroslav Kysela <perex@perex.cz>
862306a36Sopenharmony_ci */
962306a36Sopenharmony_ci
1062306a36Sopenharmony_ci#include <uapi/sound/tlv.h>
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_ci/* For historical reasons, these macros are aliases to the ones in UAPI. */
1362306a36Sopenharmony_ci#define TLV_ITEM			SNDRV_CTL_TLVD_ITEM
1462306a36Sopenharmony_ci#define TLV_LENGTH			SNDRV_CTL_TLVD_LENGTH
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_ci#define TLV_CONTAINER_ITEM		SNDRV_CTL_TLVD_CONTAINER_ITEM
1762306a36Sopenharmony_ci#define DECLARE_TLV_CONTAINER		SNDRV_CTL_TLVD_DECLARE_CONTAINER
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ci#define TLV_DB_SCALE_MASK		SNDRV_CTL_TLVD_DB_SCALE_MASK
2062306a36Sopenharmony_ci#define TLV_DB_SCALE_MUTE		SNDRV_CTL_TLVD_DB_SCALE_MUTE
2162306a36Sopenharmony_ci#define TLV_DB_SCALE_ITEM		SNDRV_CTL_TLVD_DB_SCALE_ITEM
2262306a36Sopenharmony_ci#define DECLARE_TLV_DB_SCALE		SNDRV_CTL_TLVD_DECLARE_DB_SCALE
2362306a36Sopenharmony_ci
2462306a36Sopenharmony_ci#define TLV_DB_MINMAX_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_ITEM
2562306a36Sopenharmony_ci#define TLV_DB_MINMAX_MUTE_ITEM		SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM
2662306a36Sopenharmony_ci#define DECLARE_TLV_DB_MINMAX		SNDRV_CTL_TLVD_DECLARE_DB_MINMAX
2762306a36Sopenharmony_ci#define DECLARE_TLV_DB_MINMAX_MUTE	SNDRV_CTL_TLVD_DECLARE_DB_MINMAX_MUTE
2862306a36Sopenharmony_ci
2962306a36Sopenharmony_ci#define TLV_DB_LINEAR_ITEM		SNDRV_CTL_TLVD_DB_LINEAR_ITEM
3062306a36Sopenharmony_ci#define DECLARE_TLV_DB_LINEAR		SNDRV_CTL_TLVD_DECLARE_DB_LINEAR
3162306a36Sopenharmony_ci
3262306a36Sopenharmony_ci#define TLV_DB_RANGE_ITEM		SNDRV_CTL_TLVD_DB_RANGE_ITEM
3362306a36Sopenharmony_ci#define DECLARE_TLV_DB_RANGE		SNDRV_CTL_TLVD_DECLARE_DB_RANGE
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci#define TLV_DB_GAIN_MUTE		SNDRV_CTL_TLVD_DB_GAIN_MUTE
3662306a36Sopenharmony_ci
3762306a36Sopenharmony_ci/*
3862306a36Sopenharmony_ci * The below assumes that each item TLV is 4 words like DB_SCALE or LINEAR.
3962306a36Sopenharmony_ci * This is an old fasion and obsoleted by commit bf1d1c9b6179("ALSA: tlv: add
4062306a36Sopenharmony_ci * DECLARE_TLV_DB_RANGE()").
4162306a36Sopenharmony_ci */
4262306a36Sopenharmony_ci#define TLV_DB_RANGE_HEAD(num) \
4362306a36Sopenharmony_ci	SNDRV_CTL_TLVT_DB_RANGE, 6 * (num) * sizeof(unsigned int)
4462306a36Sopenharmony_ci
4562306a36Sopenharmony_ci#endif /* __SOUND_TLV_H */
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