xref: /kernel/linux/patches/linux-4.19/prebuilts/usr/include/sound/tlv.h

/*
 * This header was generated from the Linux kernel headers by update_headers.py,
 * to provide necessary information from kernel to userspace, such as constants,
 * structures, and macros, and thus, contains no copyrightable information.
 */
#ifndef __UAPI_SOUND_TLV_H
#define __UAPI_SOUND_TLV_H
#define SNDRV_CTL_TLVT_CONTAINER 0
#define SNDRV_CTL_TLVT_DB_SCALE	1
#define SNDRV_CTL_TLVT_DB_LINEAR 2
#define SNDRV_CTL_TLVT_DB_RANGE 3
#define SNDRV_CTL_TLVT_DB_MINMAX 4
#define SNDRV_CTL_TLVT_DB_MINMAX_MUTE 5
#define SNDRV_CTL_TLVT_CHMAP_FIXED	0x101
#define SNDRV_CTL_TLVT_CHMAP_VAR	0x102
#define SNDRV_CTL_TLVT_CHMAP_PAIRED	0x103
#define SNDRV_CTL_TLVD_ITEM(type, ...) \
	(type), SNDRV_CTL_TLVD_LENGTH(__VA_ARGS__), __VA_ARGS__
#define SNDRV_CTL_TLVD_LENGTH(...) \
	((unsigned int)sizeof((const unsigned int[]) { __VA_ARGS__ }))
#define SNDRV_CTL_TLVO_TYPE		0
#define SNDRV_CTL_TLVO_LEN		1
#define SNDRV_CTL_TLVD_CONTAINER_ITEM(...) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_CONTAINER, __VA_ARGS__)
#define SNDRV_CTL_TLVD_DECLARE_CONTAINER(name, ...) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_CONTAINER_ITEM(__VA_ARGS__) \
	}
#define SNDRV_CTL_TLVD_DB_SCALE_MASK	0xffff
#define SNDRV_CTL_TLVD_DB_SCALE_MUTE	0x10000
#define SNDRV_CTL_TLVD_DB_SCALE_ITEM(min, step, mute) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_DB_SCALE, \
			    (min), \
			    ((step) & SNDRV_CTL_TLVD_DB_SCALE_MASK) | \
			     ((mute) ? SNDRV_CTL_TLVD_DB_SCALE_MUTE : 0))
#define SNDRV_CTL_TLVD_DECLARE_DB_SCALE(name, min, step, mute) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_DB_SCALE_ITEM(min, step, mute) \
	}
#define SNDRV_CTL_TLVO_DB_SCALE_MIN		2
#define SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP	3
#define SNDRV_CTL_TLVD_DB_MINMAX_ITEM(min_dB, max_dB) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_DB_MINMAX, (min_dB), (max_dB))
#define SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM(min_dB, max_dB) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_DB_MINMAX_MUTE, (min_dB), (max_dB))
#define SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(name, min_dB, max_dB) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_DB_MINMAX_ITEM(min_dB, max_dB) \
	}
#define SNDRV_CTL_TLVD_DECLARE_DB_MINMAX_MUTE(name, min_dB, max_dB) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_DB_MINMAX_MUTE_ITEM(min_dB, max_dB) \
	}
#define SNDRV_CTL_TLVO_DB_MINMAX_MIN	2
#define SNDRV_CTL_TLVO_DB_MINMAX_MAX	3
#define SNDRV_CTL_TLVD_DB_LINEAR_ITEM(min_dB, max_dB) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_DB_LINEAR, (min_dB), (max_dB))
#define SNDRV_CTL_TLVD_DECLARE_DB_LINEAR(name, min_dB, max_dB) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_DB_LINEAR_ITEM(min_dB, max_dB) \
	}
#define SNDRV_CTL_TLVO_DB_LINEAR_MIN	2
#define SNDRV_CTL_TLVO_DB_LINEAR_MAX	3
#define SNDRV_CTL_TLVD_DB_RANGE_ITEM(...) \
	SNDRV_CTL_TLVD_ITEM(SNDRV_CTL_TLVT_DB_RANGE, __VA_ARGS__)
#define SNDRV_CTL_TLVD_DECLARE_DB_RANGE(name, ...) \
	unsigned int name[] = { \
		SNDRV_CTL_TLVD_DB_RANGE_ITEM(__VA_ARGS__) \
	}
#define SNDRV_CTL_TLVD_DB_GAIN_MUTE	-9999999
#endif