include/uapi/sound/asoc.h - kernel/msm-4.9 - Gitiles

 /*
  * uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM
  *
  * Copyright (C) 2012 Texas Instruments Inc.
  * Copyright (C) 2015 Intel Corporation.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  *
  * Simple file API to load FW that includes mixers, coefficients, DAPM graphs,
  * algorithms, equalisers, DAIs, widgets etc.
 */

 #ifndef __LINUX_UAPI_SND_ASOC_H
 #define __LINUX_UAPI_SND_ASOC_H

 #include <linux/types.h>
 #include <sound/asound.h>

 /*
  * Maximum number of channels topology kcontrol can represent.
  */
 #define SND_SOC_TPLG_MAX_CHAN		8

 /*
  * Maximum number of PCM formats capability
  */
 #define SND_SOC_TPLG_MAX_FORMATS	16

 /*
  * Maximum number of PCM stream configs
  */
 #define SND_SOC_TPLG_STREAM_CONFIG_MAX  8

 /* individual kcontrol info types - can be mixed with other types */
 #define SND_SOC_TPLG_CTL_VOLSW		1
 #define SND_SOC_TPLG_CTL_VOLSW_SX	2
 #define SND_SOC_TPLG_CTL_VOLSW_XR_SX	3
 #define SND_SOC_TPLG_CTL_ENUM		4
 #define SND_SOC_TPLG_CTL_BYTES		5
 #define SND_SOC_TPLG_CTL_ENUM_VALUE	6
 #define SND_SOC_TPLG_CTL_RANGE		7
 #define SND_SOC_TPLG_CTL_STROBE		8


 /* individual widget kcontrol info types - can be mixed with other types */
 #define SND_SOC_TPLG_DAPM_CTL_VOLSW		64
 #define SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE	65
 #define SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT		66
 #define SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE	67
 #define SND_SOC_TPLG_DAPM_CTL_PIN		68

 /* DAPM widget types - add new items to the end */
 #define SND_SOC_TPLG_DAPM_INPUT		0
 #define SND_SOC_TPLG_DAPM_OUTPUT	1
 #define SND_SOC_TPLG_DAPM_MUX		2
 #define SND_SOC_TPLG_DAPM_MIXER		3
 #define SND_SOC_TPLG_DAPM_PGA		4
 #define SND_SOC_TPLG_DAPM_OUT_DRV	5
 #define SND_SOC_TPLG_DAPM_ADC		6
 #define SND_SOC_TPLG_DAPM_DAC		7
 #define SND_SOC_TPLG_DAPM_SWITCH	8
 #define SND_SOC_TPLG_DAPM_PRE		9
 #define SND_SOC_TPLG_DAPM_POST		10
 #define SND_SOC_TPLG_DAPM_AIF_IN	11
 #define SND_SOC_TPLG_DAPM_AIF_OUT	12
 #define SND_SOC_TPLG_DAPM_DAI_IN	13
 #define SND_SOC_TPLG_DAPM_DAI_OUT	14
 #define SND_SOC_TPLG_DAPM_DAI_LINK	15
 #define SND_SOC_TPLG_DAPM_LAST		SND_SOC_TPLG_DAPM_DAI_LINK

 /* Header magic number and string sizes */
 #define SND_SOC_TPLG_MAGIC		0x41536F43 /* ASoC */

 /* string sizes */
 #define SND_SOC_TPLG_NUM_TEXTS		16

 /* ABI version */
 #define SND_SOC_TPLG_ABI_VERSION	0x2

 /* Max size of TLV data */
 #define SND_SOC_TPLG_TLV_SIZE		32

 /*
  * File and Block header data types.
  * Add new generic and vendor types to end of list.
  * Generic types are handled by the core whilst vendors types are passed
  * to the component drivers for handling.
  */
 #define SND_SOC_TPLG_TYPE_MIXER		1
 #define SND_SOC_TPLG_TYPE_BYTES		2
 #define SND_SOC_TPLG_TYPE_ENUM		3
 #define SND_SOC_TPLG_TYPE_DAPM_GRAPH	4
 #define SND_SOC_TPLG_TYPE_DAPM_WIDGET	5
 #define SND_SOC_TPLG_TYPE_DAI_LINK	6
 #define SND_SOC_TPLG_TYPE_PCM		7
 #define SND_SOC_TPLG_TYPE_MANIFEST	8
 #define SND_SOC_TPLG_TYPE_CODEC_LINK	9
 #define SND_SOC_TPLG_TYPE_MAX	SND_SOC_TPLG_TYPE_CODEC_LINK

 /* vendor block IDs - please add new vendor types to end */
 #define SND_SOC_TPLG_TYPE_VENDOR_FW	1000
 #define SND_SOC_TPLG_TYPE_VENDOR_CONFIG	1001
 #define SND_SOC_TPLG_TYPE_VENDOR_COEFF	1002
 #define SND_SOC_TPLG_TYPEVENDOR_CODEC	1003

 #define SND_SOC_TPLG_STREAM_PLAYBACK	0
 #define SND_SOC_TPLG_STREAM_CAPTURE	1

 /*
  * Block Header.
  * This header preceeds all object and object arrays below.
  */
 struct snd_soc_tplg_hdr {
 	__le32 magic;		/* magic number */
 	__le32 abi;		/* ABI version */
 	__le32 version;		/* optional vendor specific version details */
 	__le32 type;		/* SND_SOC_TPLG_TYPE_ */
 	__le32 size;		/* size of this structure */
 	__le32 vendor_type;	/* optional vendor specific type info */
 	__le32 payload_size;	/* data bytes, excluding this header */
 	__le32 index;		/* identifier for block */
 	__le32 count;		/* number of elements in block */
 } __attribute__((packed));

 /*
  * Private data.
  * All topology objects may have private data that can be used by the driver or
  * firmware. Core will ignore this data.
  */
 struct snd_soc_tplg_private {
 	__le32 size;	/* in bytes of private data */
 	char data[0];
 } __attribute__((packed));

 /*
  * Kcontrol TLV data.
  */
 struct snd_soc_tplg_ctl_tlv {
 	__le32 size;	/* in bytes aligned to 4 */
 	__le32 numid;	/* control element numeric identification */
 	__le32 count;	/* number of elem in data array */
 	__le32 data[SND_SOC_TPLG_TLV_SIZE];
 } __attribute__((packed));

 /*
  * Kcontrol channel data
  */
 struct snd_soc_tplg_channel {
 	__le32 size;	/* in bytes of this structure */
 	__le32 reg;
 	__le32 shift;
 	__le32 id;	/* ID maps to Left, Right, LFE etc */
 } __attribute__((packed));

 /*
  * Kcontrol Operations IDs
  */
 struct snd_soc_tplg_kcontrol_ops_id {
 	__le32 get;
 	__le32 put;
 	__le32 info;
 } __attribute__((packed));

 /*
  * kcontrol header
  */
 struct snd_soc_tplg_ctl_hdr {
 	__le32 size;	/* in bytes of this structure */
 	__le32 type;
 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	__le32 access;
 	struct snd_soc_tplg_kcontrol_ops_id ops;
 	__le32 tlv_size;	/* non zero means control has TLV data */
 } __attribute__((packed));

 /*
  * Stream Capabilities
  */
 struct snd_soc_tplg_stream_caps {
 	__le32 size;		/* in bytes of this structure */
 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	__le64 formats[SND_SOC_TPLG_MAX_FORMATS];	/* supported formats SNDRV_PCM_FMTBIT_* */
 	__le32 rates;		/* supported rates SNDRV_PCM_RATE_* */
 	__le32 rate_min;	/* min rate */
 	__le32 rate_max;	/* max rate */
 	__le32 channels_min;	/* min channels */
 	__le32 channels_max;	/* max channels */
 	__le32 periods_min;	/* min number of periods */
 	__le32 periods_max;	/* max number of periods */
 	__le32 period_size_min;	/* min period size bytes */
 	__le32 period_size_max;	/* max period size bytes */
 	__le32 buffer_size_min;	/* min buffer size bytes */
 	__le32 buffer_size_max;	/* max buffer size bytes */
 } __attribute__((packed));

 /*
  * FE or BE Stream configuration supported by SW/FW
  */
 struct snd_soc_tplg_stream {
 	__le32 size;		/* in bytes of this structure */
 	__le64 format;		/* SNDRV_PCM_FMTBIT_* */
 	__le32 rate;		/* SNDRV_PCM_RATE_* */
 	__le32 period_bytes;	/* size of period in bytes */
 	__le32 buffer_bytes;	/* size of buffer in bytes */
 	__le32 channels;	/* channels */
 	__le32 tdm_slot;	/* optional BE bitmask of supported TDM slots */
 	__le32 dai_fmt;		/* SND_SOC_DAIFMT_  */
 } __attribute__((packed));

 /*
  * Duplex stream configuration supported by SW/FW.
  */
 struct snd_soc_tplg_stream_config {
 	__le32 size;		/* in bytes of this structure */
 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	struct snd_soc_tplg_stream playback;
 	struct snd_soc_tplg_stream capture;
 } __attribute__((packed));

 /*
  * Manifest. List totals for each payload type. Not used in parsing, but will
  * be passed to the component driver before any other objects in order for any
  * global componnent resource allocations.
  *
  * File block representation for manifest :-
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_hdr           |  1 |
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_manifest      |  1 |
  * +-----------------------------------+----+
  */
 struct snd_soc_tplg_manifest {
 	__le32 size;		/* in bytes of this structure */
 	__le32 control_elems;	/* number of control elements */
 	__le32 widget_elems;	/* number of widget elements */
 	__le32 graph_elems;	/* number of graph elements */
 	__le32 dai_elems;	/* number of DAI elements */
 	__le32 dai_link_elems;	/* number of DAI link elements */
 } __attribute__((packed));

 /*
  * Mixer kcontrol.
  *
  * File block representation for mixer kcontrol :-
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_hdr           |  1 |
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_mixer_control |  N |
  * +-----------------------------------+----+
  */
 struct snd_soc_tplg_mixer_control {
 	struct snd_soc_tplg_ctl_hdr hdr;
 	__le32 size;	/* in bytes of this structure */
 	__le32 min;
 	__le32 max;
 	__le32 platform_max;
 	__le32 invert;
 	__le32 num_channels;
 	struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
 	struct snd_soc_tplg_ctl_tlv tlv;
 	struct snd_soc_tplg_private priv;
 } __attribute__((packed));

 /*
  * Enumerated kcontrol
  *
  * File block representation for enum kcontrol :-
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_hdr           |  1 |
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_enum_control  |  N |
  * +-----------------------------------+----+
  */
 struct snd_soc_tplg_enum_control {
 	struct snd_soc_tplg_ctl_hdr hdr;
 	__le32 size;	/* in bytes of this structure */
 	__le32 num_channels;
 	struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
 	__le32 items;
 	__le32 mask;
 	__le32 count;
 	char texts[SND_SOC_TPLG_NUM_TEXTS][SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	__le32 values[SND_SOC_TPLG_NUM_TEXTS * SNDRV_CTL_ELEM_ID_NAME_MAXLEN / 4];
 	struct snd_soc_tplg_private priv;
 } __attribute__((packed));

 /*
  * Bytes kcontrol
  *
  * File block representation for bytes kcontrol :-
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_hdr           |  1 |
  * +-----------------------------------+----+
  * | struct snd_soc_tplg_bytes_control |  N |
  * +-----------------------------------+----+
  */
 struct snd_soc_tplg_bytes_control {
 	struct snd_soc_tplg_ctl_hdr hdr;
 	__le32 size;	/* in bytes of this structure */
 	__le32 max;
 	__le32 mask;
 	__le32 base;
 	__le32 num_regs;
 	struct snd_soc_tplg_private priv;
 } __attribute__((packed));

 /*
  * DAPM Graph Element
  *
  * File block representation for DAPM graph elements :-
  * +-------------------------------------+----+
  * | struct snd_soc_tplg_hdr             |  1 |
  * +-------------------------------------+----+
  * | struct snd_soc_tplg_dapm_graph_elem |  N |
  * +-------------------------------------+----+
  */
 struct snd_soc_tplg_dapm_graph_elem {
 	char sink[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	char control[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	char source[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 } __attribute__((packed));

 /*
  * DAPM Widget.
  *
  * File block representation for DAPM widget :-
  * +-------------------------------------+-----+
  * | struct snd_soc_tplg_hdr             |  1  |
  * +-------------------------------------+-----+
  * | struct snd_soc_tplg_dapm_widget     |  N  |
  * +-------------------------------------+-----+
  * |   struct snd_soc_tplg_enum_control  | 0|1 |
  * |   struct snd_soc_tplg_mixer_control | 0|N |
  * +-------------------------------------+-----+
  *
  * Optional enum or mixer control can be appended to the end of each widget
  * in the block.
  */
 struct snd_soc_tplg_dapm_widget {
 	__le32 size;		/* in bytes of this structure */
 	__le32 id;		/* SND_SOC_DAPM_CTL */
 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	char sname[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

 	__le32 reg;		/* negative reg = no direct dapm */
 	__le32 shift;		/* bits to shift */
 	__le32 mask;		/* non-shifted mask */
 	__u32 invert;		/* invert the power bit */
 	__u32 ignore_suspend;	/* kept enabled over suspend */
 	__u16 event_flags;
 	__u16 event_type;
 	__u16 num_kcontrols;
 	struct snd_soc_tplg_private priv;
 	/*
 	 * kcontrols that relate to this widget
 	 * follow here after widget private data
 	 */
 } __attribute__((packed));

 struct snd_soc_tplg_pcm_cfg_caps {
 	struct snd_soc_tplg_stream_caps caps;
 	struct snd_soc_tplg_stream_config configs[SND_SOC_TPLG_STREAM_CONFIG_MAX];
 	__le32 num_configs;	/* number of configs */
 } __attribute__((packed));

 /*
  * Describes SW/FW specific features of PCM or DAI link.
  *
  * File block representation for PCM/DAI-Link :-
  * +-----------------------------------+-----+
  * | struct snd_soc_tplg_hdr           |  1  |
  * +-----------------------------------+-----+
  * | struct snd_soc_tplg_dapm_pcm_dai  |  N  |
  * +-----------------------------------+-----+
  */
 struct snd_soc_tplg_pcm_dai {
 	__le32 size;		/* in bytes of this structure */
 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
 	__le32 id;			/* unique ID - used to match */
 	__le32 playback;		/* supports playback mode */
 	__le32 capture;			/* supports capture mode */
 	__le32 compress;		/* 1 = compressed; 0 = PCM */
 	struct snd_soc_tplg_pcm_cfg_caps capconf[2];	/* capabilities and configs */
 } __attribute__((packed));

 #endif
	/*
	* uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM
	*
	* Copyright (C) 2012 Texas Instruments Inc.
	* Copyright (C) 2015 Intel Corporation.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License version 2 as
	* published by the Free Software Foundation.
	*
	* Simple file API to load FW that includes mixers, coefficients, DAPM graphs,
	* algorithms, equalisers, DAIs, widgets etc.
	*/

	#ifndef __LINUX_UAPI_SND_ASOC_H
	#define __LINUX_UAPI_SND_ASOC_H

	#include <linux/types.h>
	#include <sound/asound.h>

	/*
	* Maximum number of channels topology kcontrol can represent.
	*/
	#define SND_SOC_TPLG_MAX_CHAN 8

	/*
	* Maximum number of PCM formats capability
	*/
	#define SND_SOC_TPLG_MAX_FORMATS 16

	/*
	* Maximum number of PCM stream configs
	*/
	#define SND_SOC_TPLG_STREAM_CONFIG_MAX 8

	/* individual kcontrol info types - can be mixed with other types */
	#define SND_SOC_TPLG_CTL_VOLSW 1
	#define SND_SOC_TPLG_CTL_VOLSW_SX 2
	#define SND_SOC_TPLG_CTL_VOLSW_XR_SX 3
	#define SND_SOC_TPLG_CTL_ENUM 4
	#define SND_SOC_TPLG_CTL_BYTES 5
	#define SND_SOC_TPLG_CTL_ENUM_VALUE 6
	#define SND_SOC_TPLG_CTL_RANGE 7
	#define SND_SOC_TPLG_CTL_STROBE 8


	/* individual widget kcontrol info types - can be mixed with other types */
	#define SND_SOC_TPLG_DAPM_CTL_VOLSW 64
	#define SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE 65
	#define SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT 66
	#define SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE 67
	#define SND_SOC_TPLG_DAPM_CTL_PIN 68

	/* DAPM widget types - add new items to the end */
	#define SND_SOC_TPLG_DAPM_INPUT 0
	#define SND_SOC_TPLG_DAPM_OUTPUT 1
	#define SND_SOC_TPLG_DAPM_MUX 2
	#define SND_SOC_TPLG_DAPM_MIXER 3
	#define SND_SOC_TPLG_DAPM_PGA 4
	#define SND_SOC_TPLG_DAPM_OUT_DRV 5
	#define SND_SOC_TPLG_DAPM_ADC 6
	#define SND_SOC_TPLG_DAPM_DAC 7
	#define SND_SOC_TPLG_DAPM_SWITCH 8
	#define SND_SOC_TPLG_DAPM_PRE 9
	#define SND_SOC_TPLG_DAPM_POST 10
	#define SND_SOC_TPLG_DAPM_AIF_IN 11
	#define SND_SOC_TPLG_DAPM_AIF_OUT 12
	#define SND_SOC_TPLG_DAPM_DAI_IN 13
	#define SND_SOC_TPLG_DAPM_DAI_OUT 14
	#define SND_SOC_TPLG_DAPM_DAI_LINK 15
	#define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DAI_LINK

	/* Header magic number and string sizes */
	#define SND_SOC_TPLG_MAGIC 0x41536F43 /* ASoC */

	/* string sizes */
	#define SND_SOC_TPLG_NUM_TEXTS 16

	/* ABI version */
	#define SND_SOC_TPLG_ABI_VERSION 0x2

	/* Max size of TLV data */
	#define SND_SOC_TPLG_TLV_SIZE 32

	/*
	* File and Block header data types.
	* Add new generic and vendor types to end of list.
	* Generic types are handled by the core whilst vendors types are passed
	* to the component drivers for handling.
	*/
	#define SND_SOC_TPLG_TYPE_MIXER 1
	#define SND_SOC_TPLG_TYPE_BYTES 2
	#define SND_SOC_TPLG_TYPE_ENUM 3
	#define SND_SOC_TPLG_TYPE_DAPM_GRAPH 4
	#define SND_SOC_TPLG_TYPE_DAPM_WIDGET 5
	#define SND_SOC_TPLG_TYPE_DAI_LINK 6
	#define SND_SOC_TPLG_TYPE_PCM 7
	#define SND_SOC_TPLG_TYPE_MANIFEST 8
	#define SND_SOC_TPLG_TYPE_CODEC_LINK 9
	#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_CODEC_LINK

	/* vendor block IDs - please add new vendor types to end */
	#define SND_SOC_TPLG_TYPE_VENDOR_FW 1000
	#define SND_SOC_TPLG_TYPE_VENDOR_CONFIG 1001
	#define SND_SOC_TPLG_TYPE_VENDOR_COEFF 1002
	#define SND_SOC_TPLG_TYPEVENDOR_CODEC 1003

	#define SND_SOC_TPLG_STREAM_PLAYBACK 0
	#define SND_SOC_TPLG_STREAM_CAPTURE 1

	/*
	* Block Header.
	* This header preceeds all object and object arrays below.
	*/
	struct snd_soc_tplg_hdr {
	__le32 magic; /* magic number */
	__le32 abi; /* ABI version */
	__le32 version; /* optional vendor specific version details */
	__le32 type; /* SND_SOC_TPLG_TYPE_ */
	__le32 size; /* size of this structure */
	__le32 vendor_type; /* optional vendor specific type info */
	__le32 payload_size; /* data bytes, excluding this header */
	__le32 index; /* identifier for block */
	__le32 count; /* number of elements in block */
	} __attribute__((packed));

	/*
	* Private data.
	* All topology objects may have private data that can be used by the driver or
	* firmware. Core will ignore this data.
	*/
	struct snd_soc_tplg_private {
	__le32 size; /* in bytes of private data */
	char data[0];
	} __attribute__((packed));

	/*
	* Kcontrol TLV data.
	*/
	struct snd_soc_tplg_ctl_tlv {
	__le32 size; /* in bytes aligned to 4 */
	__le32 numid; /* control element numeric identification */
	__le32 count; /* number of elem in data array */
	__le32 data[SND_SOC_TPLG_TLV_SIZE];
	} __attribute__((packed));

	/*
	* Kcontrol channel data
	*/
	struct snd_soc_tplg_channel {
	__le32 size; /* in bytes of this structure */
	__le32 reg;
	__le32 shift;
	__le32 id; /* ID maps to Left, Right, LFE etc */
	} __attribute__((packed));

	/*
	* Kcontrol Operations IDs
	*/
	struct snd_soc_tplg_kcontrol_ops_id {
	__le32 get;
	__le32 put;
	__le32 info;
	} __attribute__((packed));

	/*
	* kcontrol header
	*/
	struct snd_soc_tplg_ctl_hdr {
	__le32 size; /* in bytes of this structure */
	__le32 type;
	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	__le32 access;
	struct snd_soc_tplg_kcontrol_ops_id ops;
	__le32 tlv_size; /* non zero means control has TLV data */
	} __attribute__((packed));

	/*
	* Stream Capabilities
	*/
	struct snd_soc_tplg_stream_caps {
	__le32 size; /* in bytes of this structure */
	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	__le64 formats[SND_SOC_TPLG_MAX_FORMATS]; /* supported formats SNDRV_PCM_FMTBIT_* */
	__le32 rates; /* supported rates SNDRV_PCM_RATE_* */
	__le32 rate_min; /* min rate */
	__le32 rate_max; /* max rate */
	__le32 channels_min; /* min channels */
	__le32 channels_max; /* max channels */
	__le32 periods_min; /* min number of periods */
	__le32 periods_max; /* max number of periods */
	__le32 period_size_min; /* min period size bytes */
	__le32 period_size_max; /* max period size bytes */
	__le32 buffer_size_min; /* min buffer size bytes */
	__le32 buffer_size_max; /* max buffer size bytes */
	} __attribute__((packed));

	/*
	* FE or BE Stream configuration supported by SW/FW
	*/
	struct snd_soc_tplg_stream {
	__le32 size; /* in bytes of this structure */
	__le64 format; /* SNDRV_PCM_FMTBIT_* */
	__le32 rate; /* SNDRV_PCM_RATE_* */
	__le32 period_bytes; /* size of period in bytes */
	__le32 buffer_bytes; /* size of buffer in bytes */
	__le32 channels; /* channels */
	__le32 tdm_slot; /* optional BE bitmask of supported TDM slots */
	__le32 dai_fmt; /* SND_SOC_DAIFMT_ */
	} __attribute__((packed));

	/*
	* Duplex stream configuration supported by SW/FW.
	*/
	struct snd_soc_tplg_stream_config {
	__le32 size; /* in bytes of this structure */
	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	struct snd_soc_tplg_stream playback;
	struct snd_soc_tplg_stream capture;
	} __attribute__((packed));

	/*
	* Manifest. List totals for each payload type. Not used in parsing, but will
	* be passed to the component driver before any other objects in order for any
	* global componnent resource allocations.
	*
	* File block representation for manifest :-
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_manifest \| 1 \|
	* +-----------------------------------+----+
	*/
	struct snd_soc_tplg_manifest {
	__le32 size; /* in bytes of this structure */
	__le32 control_elems; /* number of control elements */
	__le32 widget_elems; /* number of widget elements */
	__le32 graph_elems; /* number of graph elements */
	__le32 dai_elems; /* number of DAI elements */
	__le32 dai_link_elems; /* number of DAI link elements */
	} __attribute__((packed));

	/*
	* Mixer kcontrol.
	*
	* File block representation for mixer kcontrol :-
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_mixer_control \| N \|
	* +-----------------------------------+----+
	*/
	struct snd_soc_tplg_mixer_control {
	struct snd_soc_tplg_ctl_hdr hdr;
	__le32 size; /* in bytes of this structure */
	__le32 min;
	__le32 max;
	__le32 platform_max;
	__le32 invert;
	__le32 num_channels;
	struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
	struct snd_soc_tplg_ctl_tlv tlv;
	struct snd_soc_tplg_private priv;
	} __attribute__((packed));

	/*
	* Enumerated kcontrol
	*
	* File block representation for enum kcontrol :-
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_enum_control \| N \|
	* +-----------------------------------+----+
	*/
	struct snd_soc_tplg_enum_control {
	struct snd_soc_tplg_ctl_hdr hdr;
	__le32 size; /* in bytes of this structure */
	__le32 num_channels;
	struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
	__le32 items;
	__le32 mask;
	__le32 count;
	char texts[SND_SOC_TPLG_NUM_TEXTS][SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	__le32 values[SND_SOC_TPLG_NUM_TEXTS * SNDRV_CTL_ELEM_ID_NAME_MAXLEN / 4];
	struct snd_soc_tplg_private priv;
	} __attribute__((packed));

	/*
	* Bytes kcontrol
	*
	* File block representation for bytes kcontrol :-
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-----------------------------------+----+
	* \| struct snd_soc_tplg_bytes_control \| N \|
	* +-----------------------------------+----+
	*/
	struct snd_soc_tplg_bytes_control {
	struct snd_soc_tplg_ctl_hdr hdr;
	__le32 size; /* in bytes of this structure */
	__le32 max;
	__le32 mask;
	__le32 base;
	__le32 num_regs;
	struct snd_soc_tplg_private priv;
	} __attribute__((packed));

	/*
	* DAPM Graph Element
	*
	* File block representation for DAPM graph elements :-
	* +-------------------------------------+----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-------------------------------------+----+
	* \| struct snd_soc_tplg_dapm_graph_elem \| N \|
	* +-------------------------------------+----+
	*/
	struct snd_soc_tplg_dapm_graph_elem {
	char sink[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	char control[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	char source[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	} __attribute__((packed));

	/*
	* DAPM Widget.
	*
	* File block representation for DAPM widget :-
	* +-------------------------------------+-----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-------------------------------------+-----+
	* \| struct snd_soc_tplg_dapm_widget \| N \|
	* +-------------------------------------+-----+
	* \| struct snd_soc_tplg_enum_control \| 0\|1 \|
	* \| struct snd_soc_tplg_mixer_control \| 0\|N \|
	* +-------------------------------------+-----+
	*
	* Optional enum or mixer control can be appended to the end of each widget
	* in the block.
	*/
	struct snd_soc_tplg_dapm_widget {
	__le32 size; /* in bytes of this structure */
	__le32 id; /* SND_SOC_DAPM_CTL */
	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	char sname[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	__le32 reg; /* negative reg = no direct dapm */
	__le32 shift; /* bits to shift */
	__le32 mask; /* non-shifted mask */
	__u32 invert; /* invert the power bit */
	__u32 ignore_suspend; /* kept enabled over suspend */
	__u16 event_flags;
	__u16 event_type;
	__u16 num_kcontrols;
	struct snd_soc_tplg_private priv;
	/*
	* kcontrols that relate to this widget
	* follow here after widget private data
	*/
	} __attribute__((packed));

	struct snd_soc_tplg_pcm_cfg_caps {
	struct snd_soc_tplg_stream_caps caps;
	struct snd_soc_tplg_stream_config configs[SND_SOC_TPLG_STREAM_CONFIG_MAX];
	__le32 num_configs; /* number of configs */
	} __attribute__((packed));

	/*
	* Describes SW/FW specific features of PCM or DAI link.
	*
	* File block representation for PCM/DAI-Link :-
	* +-----------------------------------+-----+
	* \| struct snd_soc_tplg_hdr \| 1 \|
	* +-----------------------------------+-----+
	* \| struct snd_soc_tplg_dapm_pcm_dai \| N \|
	* +-----------------------------------+-----+
	*/
	struct snd_soc_tplg_pcm_dai {
	__le32 size; /* in bytes of this structure */
	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
	__le32 id; /* unique ID - used to match */
	__le32 playback; /* supports playback mode */
	__le32 capture; /* supports capture mode */
	__le32 compress; /* 1 = compressed; 0 = PCM */
	struct snd_soc_tplg_pcm_cfg_caps capconf[2]; /* capabilities and configs */
	} __attribute__((packed));

	#endif