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45 lines
1.6 KiB
45 lines
1.6 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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#ifndef __SOUND_TLV_H |
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#define __SOUND_TLV_H |
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/* |
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* Advanced Linux Sound Architecture - ALSA - Driver |
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* Copyright (c) 2006 by Jaroslav Kysela <[email protected]> |
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*/ |
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#include <uapi/sound/tlv.h> |
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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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#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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#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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#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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#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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#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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#define TLV_DB_GAIN_MUTE SNDRV_CTL_TLVD_DB_GAIN_MUTE |
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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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#endif /* __SOUND_TLV_H */
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