/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

/*

 * 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

/*

 * Maximum number of physical link's hardware configs

 */

#define SND_SOC_TPLG_HW_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_BUFFER	16

#define SND_SOC_TPLG_DAPM_SCHEDULER	17

#define SND_SOC_TPLG_DAPM_EFFECT	18

#define SND_SOC_TPLG_DAPM_SIGGEN	19

#define SND_SOC_TPLG_DAPM_SRC		20

#define SND_SOC_TPLG_DAPM_ASRC		21

#define SND_SOC_TPLG_DAPM_ENCODER	22

#define SND_SOC_TPLG_DAPM_DECODER	23

#define SND_SOC_TPLG_DAPM_LAST		SND_SOC_TPLG_DAPM_DECODER

/* 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	0x5	/* current version */

#define SND_SOC_TPLG_ABI_VERSION_MIN	0x4	/* oldest version supported */

/* 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_BACKEND_LINK	10

#define SND_SOC_TPLG_TYPE_PDATA		11

#define SND_SOC_TPLG_TYPE_DAI		12

#define SND_SOC_TPLG_TYPE_MAX		SND_SOC_TPLG_TYPE_DAI

/* 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

/* vendor tuple types */

#define SND_SOC_TPLG_TUPLE_TYPE_UUID	0

#define SND_SOC_TPLG_TUPLE_TYPE_STRING	1

#define SND_SOC_TPLG_TUPLE_TYPE_BOOL	2

#define SND_SOC_TPLG_TUPLE_TYPE_BYTE	3

#define SND_SOC_TPLG_TUPLE_TYPE_WORD	4

#define SND_SOC_TPLG_TUPLE_TYPE_SHORT	5

/* DAI flags */

#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES         (1 << 0)

#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS      (1 << 1)

#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS    (1 << 2)

/* DAI clock gating */

#define SND_SOC_TPLG_DAI_CLK_GATE_UNDEFINED	0

#define SND_SOC_TPLG_DAI_CLK_GATE_GATED	1

#define SND_SOC_TPLG_DAI_CLK_GATE_CONT		2

/* DAI mclk_direction */

#define SND_SOC_TPLG_MCLK_CO            0 /* for codec, mclk is output */

#define SND_SOC_TPLG_MCLK_CI            1 /* for codec, mclk is input */

/* DAI physical PCM data formats.

 * Add new formats to the end of the list.

 */

#define SND_SOC_DAI_FORMAT_I2S          1 /* I2S mode */

#define SND_SOC_DAI_FORMAT_RIGHT_J      2 /* Right Justified mode */

#define SND_SOC_DAI_FORMAT_LEFT_J       3 /* Left Justified mode */

#define SND_SOC_DAI_FORMAT_DSP_A        4 /* L data MSB after FRM LRC */

#define SND_SOC_DAI_FORMAT_DSP_B        5 /* L data MSB during FRM LRC */

#define SND_SOC_DAI_FORMAT_AC97         6 /* AC97 */

#define SND_SOC_DAI_FORMAT_PDM          7 /* Pulse density modulation */

/* left and right justified also known as MSB and LSB respectively */

#define SND_SOC_DAI_FORMAT_MSB          SND_SOC_DAI_FORMAT_LEFT_J

#define SND_SOC_DAI_FORMAT_LSB          SND_SOC_DAI_FORMAT_RIGHT_J

/* DAI link flags */

#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES         (1 << 0)

#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS      (1 << 1)

#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS    (1 << 2)

#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP            (1 << 3)

/* DAI topology BCLK parameter

 * For the backwards capability, by default codec is bclk master

 */

#define SND_SOC_TPLG_BCLK_CM         0 /* codec is bclk master */

#define SND_SOC_TPLG_BCLK_CS         1 /* codec is bclk slave */

/* DAI topology FSYNC parameter

 * For the backwards capability, by default codec is fsync master

 */

#define SND_SOC_TPLG_FSYNC_CM         0 /* codec is fsync master */

#define SND_SOC_TPLG_FSYNC_CS         1 /* codec is fsync slave */

/*

 * Block Header.

 * This header precedes 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));

/* vendor tuple for uuid */

struct snd_soc_tplg_vendor_uuid_elem {

	__le32 token;

	char uuid[16];

} __attribute__((packed));

/* vendor tuple for a bool/byte/short/word value */

struct snd_soc_tplg_vendor_value_elem {

	__le32 token;

	__le32 value;

} __attribute__((packed));

/* vendor tuple for string */

struct snd_soc_tplg_vendor_string_elem {

	__le32 token;

	char string[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

} __attribute__((packed));

struct snd_soc_tplg_vendor_array {

	__le32 size;	/* size in bytes of the array, including all elements */

	__le32 type;	/* SND_SOC_TPLG_TUPLE_TYPE_ */

	__le32 num_elems;	/* number of elements in array */

	union {

		struct snd_soc_tplg_vendor_uuid_elem uuid[0];

		struct snd_soc_tplg_vendor_value_elem value[0];

		struct snd_soc_tplg_vendor_string_elem string[0];

	};

} __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 */

	union {

		char data[0];

		struct snd_soc_tplg_vendor_array array[0];

	};

} __attribute__((packed));

/*

 * Kcontrol TLV data.

 */

struct snd_soc_tplg_tlv_dbscale {

	__le32 min;

	__le32 step;

	__le32 mute;

} __attribute__((packed));

struct snd_soc_tplg_ctl_tlv {

	__le32 size;	/* in bytes of this structure */

	__le32 type;	/* SNDRV_CTL_TLVT_*, type of TLV */

	union {

		__le32 data[SND_SOC_TPLG_TLV_SIZE];

		struct snd_soc_tplg_tlv_dbscale scale;

	};

} __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));

/*

 * Genericl Operations IDs, for binding Kcontrol or Bytes ext ops

 * Kcontrol ops need get/put/info.

 * Bytes ext ops need get/put.

 */

struct snd_soc_tplg_io_ops {

	__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_io_ops ops;

	struct snd_soc_tplg_ctl_tlv tlv;

} __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;	/* 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 */

	__le32 sig_bits;        /* number of bits of content */

} __attribute__((packed));

/*

 * FE or BE Stream configuration supported by SW/FW

 */

struct snd_soc_tplg_stream {

	__le32 size;		/* in bytes of this structure */

	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* Name of the stream */

	__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 */

} __attribute__((packed));

/*

 * Describes a physical link's runtime supported hardware config,

 * i.e. hardware audio formats.

 */

struct snd_soc_tplg_hw_config {

	__le32 size;            /* in bytes of this structure */

	__le32 id;		/* unique ID - - used to match */

	__le32 fmt;		/* SND_SOC_DAI_FORMAT_ format value */

	__u8 clock_gated;	/* SND_SOC_TPLG_DAI_CLK_GATE_ value */

	__u8 invert_bclk;	/* 1 for inverted BCLK, 0 for normal */

	__u8 invert_fsync;	/* 1 for inverted frame clock, 0 for normal */

	__u8 bclk_master;	/* SND_SOC_TPLG_BCLK_ value */

	__u8 fsync_master;	/* SND_SOC_TPLG_FSYNC_ value */

	__u8 mclk_direction;    /* SND_SOC_TPLG_MCLK_ value */

	__le16 reserved;	/* for 32bit alignment */

	__le32 mclk_rate;	/* MCLK or SYSCLK freqency in Hz */

	__le32 bclk_rate;	/* BCLK freqency in Hz */

	__le32 fsync_rate;	/* frame clock in Hz */

	__le32 tdm_slots;	/* number of TDM slots in use */

	__le32 tdm_slot_width;	/* width in bits for each slot */

	__le32 tx_slots;	/* bit mask for active Tx slots */

	__le32 rx_slots;	/* bit mask for active Rx slots */

	__le32 tx_channels;	/* number of Tx channels */

	__le32 tx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */

	__le32 rx_channels;	/* number of Rx channels */

	__le32 rx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */

} __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 component 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 pcm_elems;	/* number of PCM elements */

	__le32 dai_link_elems;	/* number of DAI link elements */

	__le32 dai_elems;	/* number of physical DAI elements */

	__le32 reserved[20];	/* reserved for new ABI element types */

	struct snd_soc_tplg_private priv;

} __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_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_io_ops ext_ops;

	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 */

	__le32 subseq;		/* sort within widget type */

	__le32 invert;		/* invert the power bit */

	__le32 ignore_suspend;	/* kept enabled over suspend */

	__le16 event_flags;

	__le16 event_type;

	__le32 num_kcontrols;

	struct snd_soc_tplg_private priv;

	/*

	 * kcontrols that relate to this widget

	 * follow here after widget private data

	 */

} __attribute__((packed));

/*

 * Describes SW/FW specific features of PCM (FE DAI & DAI link).

 *

 * File block representation for PCM :-

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_hdr           |  1  |

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_pcm           |  N  |

 * +-----------------------------------+-----+

 */

struct snd_soc_tplg_pcm {

	__le32 size;		/* in bytes of this structure */

	char pcm_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	__le32 pcm_id;		/* unique ID - used to match with DAI link */

	__le32 dai_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_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */

	__le32 num_streams;	/* number of streams */

	struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */

	__le32 flag_mask;       /* bitmask of flags to configure */

	__le32 flags;           /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */

	struct snd_soc_tplg_private priv;

} __attribute__((packed));

/*

 * Describes the physical link runtime supported configs or params

 *

 * File block representation for physical link config :-

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_hdr           |  1  |

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_link_config   |  N  |

 * +-----------------------------------+-----+

 */

struct snd_soc_tplg_link_config {

	__le32 size;            /* in bytes of this structure */

	__le32 id;              /* unique ID - used to match */

	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */

	char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */

	struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */

	__le32 num_streams;     /* number of streams */

	struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */

	__le32 num_hw_configs;         /* number of hw configs */

	__le32 default_hw_config_id;   /* default hw config ID for init */

	__le32 flag_mask;       /* bitmask of flags to configure */

	__le32 flags;           /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */

	struct snd_soc_tplg_private priv;

} __attribute__((packed));

/*

 * Describes SW/FW specific features of physical DAI.

 * It can be used to configure backend DAIs for DPCM.

 *

 * File block representation for physical DAI :-

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_hdr           |  1  |

 * +-----------------------------------+-----+

 * | struct snd_soc_tplg_dai           |  N  |

 * +-----------------------------------+-----+

 */

struct snd_soc_tplg_dai {

	__le32 size;            /* in bytes of this structure */

	char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */

	__le32 dai_id;          /* unique ID - used to match */

	__le32 playback;        /* supports playback mode */

	__le32 capture;         /* supports capture mode */

	struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */

	__le32 flag_mask;       /* bitmask of flags to configure */

	__le32 flags;           /* SND_SOC_TPLG_DAI_FLGBIT_* */

	struct snd_soc_tplg_private priv;

} __attribute__((packed));

/*

 * Old version of ABI structs, supported for backward compatibility.

 */

/* Manifest v4 */

struct snd_soc_tplg_manifest_v4 {

	__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 pcm_elems;	/* number of PCM elements */

	__le32 dai_link_elems;	/* number of DAI link elements */

	struct snd_soc_tplg_private priv;

} __packed;

/* Stream Capabilities v4 */

struct snd_soc_tplg_stream_caps_v4 {

	__le32 size;		/* in bytes of this structure */

	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	__le64 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 */

} __packed;

/* PCM v4 */

struct snd_soc_tplg_pcm_v4 {

	__le32 size;		/* in bytes of this structure */

	char pcm_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];

	__le32 pcm_id;		/* unique ID - used to match with DAI link */

	__le32 dai_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_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */

	__le32 num_streams;	/* number of streams */

	struct snd_soc_tplg_stream_caps_v4 caps[2]; /* playback and capture for DAI */

} __packed;

/* Physical link config v4 */

struct snd_soc_tplg_link_config_v4 {

	__le32 size;            /* in bytes of this structure */

	__le32 id;              /* unique ID - used to match */

	struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */

	__le32 num_streams;     /* number of streams */

} __packed;

#endif