mirror of https://gitee.com/openkylin/linux.git
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
#ifndef __SOUND_TLV_H
|
|
#define __SOUND_TLV_H
|
|
|
|
/*
|
|
* Advanced Linux Sound Architecture - ALSA - Driver
|
|
* Copyright (c) 2006 by Jaroslav Kysela <perex@perex.cz>
|
|
*/
|
|
|
|
#include <uapi/sound/tlv.h>
|
|
|
|
/* For historical reasons, these macros are aliases to the ones in UAPI. */
|
|
#define TLV_ITEM SNDRV_CTL_TLVD_ITEM
|
|
#define TLV_LENGTH SNDRV_CTL_TLVD_LENGTH
|
|
|
|
#define TLV_CONTAINER_ITEM SNDRV_CTL_TLVD_CONTAINER_ITEM
|
|
#define DECLARE_TLV_CONTAINER SNDRV_CTL_TLVD_DECLARE_CONTAINER
|
|
|
|
#define TLV_DB_SCALE_MASK SNDRV_CTL_TLVD_DB_SCALE_MASK
|
|
#define TLV_DB_SCALE_MUTE SNDRV_CTL_TLVD_DB_SCALE_MUTE
|
|
#define TLV_DB_SCALE_ITEM SNDRV_CTL_TLVD_DB_SCALE_ITEM
|
|
#define DECLARE_TLV_DB_SCALE SNDRV_CTL_TLVD_DECLARE_DB_SCALE
|
|
|
|
#define TLV_DB_MINMAX_ITEM SNDRV_CTL_TLVD_DB_MINMAX_ITEM
|
|
#define TLV_DB_MINMAX_MUTE_ITEM SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM
|
|
#define DECLARE_TLV_DB_MINMAX SNDRV_CTL_TLVD_DECLARE_DB_MINMAX
|
|
#define DECLARE_TLV_DB_MINMAX_MUTE SNDRV_CTL_TLVD_DECLARE_DB_MINMAX_MUTE
|
|
|
|
#define TLV_DB_LINEAR_ITEM SNDRV_CTL_TLVD_DB_LINEAR_ITEM
|
|
#define DECLARE_TLV_DB_LINEAR SNDRV_CTL_TLVD_DECLARE_DB_LINEAR
|
|
|
|
#define TLV_DB_RANGE_ITEM SNDRV_CTL_TLVD_DB_RANGE_ITEM
|
|
#define DECLARE_TLV_DB_RANGE SNDRV_CTL_TLVD_DECLARE_DB_RANGE
|
|
|
|
#define TLV_DB_GAIN_MUTE SNDRV_CTL_TLVD_DB_GAIN_MUTE
|
|
|
|
/*
|
|
* The below assumes that each item TLV is 4 words like DB_SCALE or LINEAR.
|
|
* This is an old fasion and obsoleted by commit bf1d1c9b6179("ALSA: tlv: add
|
|
* DECLARE_TLV_DB_RANGE()").
|
|
*/
|
|
#define TLV_DB_RANGE_HEAD(num) \
|
|
SNDRV_CTL_TLVT_DB_RANGE, 6 * (num) * sizeof(unsigned int)
|
|
|
|
#endif /* __SOUND_TLV_H */
|