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/* 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.
*
* 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 provider
*/
#define SND_SOC_TPLG_BCLK_CP 0 /* codec is bclk provider */
#define SND_SOC_TPLG_BCLK_CC 1 /* codec is bclk consumer */
/* keep previous definitions for compatibility */
#define SND_SOC_TPLG_BCLK_CM SND_SOC_TPLG_BCLK_CP
#define SND_SOC_TPLG_BCLK_CS SND_SOC_TPLG_BCLK_CC
/* DAI topology FSYNC parameter
* For the backwards capability, by default codec is fsync provider
*/
#define SND_SOC_TPLG_FSYNC_CP 0 /* codec is fsync provider */
#define SND_SOC_TPLG_FSYNC_CC 1 /* codec is fsync consumer */
/* keep previous definitions for compatibility */
#define SND_SOC_TPLG_FSYNC_CM SND_SOC_TPLG_FSYNC_CP
#define SND_SOC_TPLG_FSYNC_CS SND_SOC_TPLG_FSYNC_CC
/*
* 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 {
__DECLARE_FLEX_ARRAY(struct snd_soc_tplg_vendor_uuid_elem, uuid);
__DECLARE_FLEX_ARRAY(struct snd_soc_tplg_vendor_value_elem, value);
__DECLARE_FLEX_ARRAY(struct snd_soc_tplg_vendor_string_elem, string);
};
} __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 {
__DECLARE_FLEX_ARRAY(char, data);
__DECLARE_FLEX_ARRAY(struct snd_soc_tplg_vendor_array, array);
};
} __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_provider; /* SND_SOC_TPLG_BCLK_ value */
__u8 fsync_provider; /* 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;
} __attribute__((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 */
} __attribute__((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 */
} __attribute__((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 */
} __attribute__((packed));
#endif
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