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https://github.com/alsa-project/alsa-lib.git
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ed5ee7ec2e
This field is the number of PCM objects (a pair of FE DAI and DAI link). Signed-off-by: Mengdong Lin <mengdong.lin@linux.intel.com> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
404 lines
13 KiB
C
404 lines
13 KiB
C
/*
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* uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM
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*
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* Copyright (C) 2012 Texas Instruments Inc.
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* Copyright (C) 2015 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Simple file API to load FW that includes mixers, coefficients, DAPM graphs,
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* algorithms, equalisers, DAIs, widgets etc.
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*/
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#ifndef __LINUX_UAPI_SND_ASOC_H
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#define __LINUX_UAPI_SND_ASOC_H
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/*
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* Maximum number of channels topology kcontrol can represent.
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*/
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#define SND_SOC_TPLG_MAX_CHAN 8
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/*
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* Maximum number of PCM formats capability
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*/
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#define SND_SOC_TPLG_MAX_FORMATS 16
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/*
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* Maximum number of PCM stream configs
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*/
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#define SND_SOC_TPLG_STREAM_CONFIG_MAX 8
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/* individual kcontrol info types - can be mixed with other types */
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#define SND_SOC_TPLG_CTL_VOLSW 1
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#define SND_SOC_TPLG_CTL_VOLSW_SX 2
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#define SND_SOC_TPLG_CTL_VOLSW_XR_SX 3
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#define SND_SOC_TPLG_CTL_ENUM 4
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#define SND_SOC_TPLG_CTL_BYTES 5
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#define SND_SOC_TPLG_CTL_ENUM_VALUE 6
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#define SND_SOC_TPLG_CTL_RANGE 7
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#define SND_SOC_TPLG_CTL_STROBE 8
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/* individual widget kcontrol info types - can be mixed with other types */
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#define SND_SOC_TPLG_DAPM_CTL_VOLSW 64
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#define SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE 65
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#define SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT 66
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#define SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE 67
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#define SND_SOC_TPLG_DAPM_CTL_PIN 68
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/* DAPM widget types - add new items to the end */
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#define SND_SOC_TPLG_DAPM_INPUT 0
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#define SND_SOC_TPLG_DAPM_OUTPUT 1
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#define SND_SOC_TPLG_DAPM_MUX 2
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#define SND_SOC_TPLG_DAPM_MIXER 3
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#define SND_SOC_TPLG_DAPM_PGA 4
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#define SND_SOC_TPLG_DAPM_OUT_DRV 5
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#define SND_SOC_TPLG_DAPM_ADC 6
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#define SND_SOC_TPLG_DAPM_DAC 7
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#define SND_SOC_TPLG_DAPM_SWITCH 8
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#define SND_SOC_TPLG_DAPM_PRE 9
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#define SND_SOC_TPLG_DAPM_POST 10
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#define SND_SOC_TPLG_DAPM_AIF_IN 11
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#define SND_SOC_TPLG_DAPM_AIF_OUT 12
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#define SND_SOC_TPLG_DAPM_DAI_IN 13
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#define SND_SOC_TPLG_DAPM_DAI_OUT 14
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#define SND_SOC_TPLG_DAPM_DAI_LINK 15
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#define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DAI_LINK
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/* Header magic number and string sizes */
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#define SND_SOC_TPLG_MAGIC 0x41536F43 /* ASoC */
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/* string sizes */
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#define SND_SOC_TPLG_NUM_TEXTS 16
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/* ABI version */
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#define SND_SOC_TPLG_ABI_VERSION 0x4
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/* Max size of TLV data */
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#define SND_SOC_TPLG_TLV_SIZE 32
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/*
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* File and Block header data types.
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* Add new generic and vendor types to end of list.
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* Generic types are handled by the core whilst vendors types are passed
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* to the component drivers for handling.
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*/
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#define SND_SOC_TPLG_TYPE_MIXER 1
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#define SND_SOC_TPLG_TYPE_BYTES 2
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#define SND_SOC_TPLG_TYPE_ENUM 3
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#define SND_SOC_TPLG_TYPE_DAPM_GRAPH 4
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#define SND_SOC_TPLG_TYPE_DAPM_WIDGET 5
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#define SND_SOC_TPLG_TYPE_DAI_LINK 6
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#define SND_SOC_TPLG_TYPE_PCM 7
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#define SND_SOC_TPLG_TYPE_MANIFEST 8
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#define SND_SOC_TPLG_TYPE_CODEC_LINK 9
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#define SND_SOC_TPLG_TYPE_BACKEND_LINK 10
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#define SND_SOC_TPLG_TYPE_PDATA 11
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#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_PDATA
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/* vendor block IDs - please add new vendor types to end */
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#define SND_SOC_TPLG_TYPE_VENDOR_FW 1000
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#define SND_SOC_TPLG_TYPE_VENDOR_CONFIG 1001
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#define SND_SOC_TPLG_TYPE_VENDOR_COEFF 1002
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#define SND_SOC_TPLG_TYPEVENDOR_CODEC 1003
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#define SND_SOC_TPLG_STREAM_PLAYBACK 0
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#define SND_SOC_TPLG_STREAM_CAPTURE 1
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/*
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* Block Header.
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* This header precedes all object and object arrays below.
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*/
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struct snd_soc_tplg_hdr {
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__le32 magic; /* magic number */
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__le32 abi; /* ABI version */
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__le32 version; /* optional vendor specific version details */
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__le32 type; /* SND_SOC_TPLG_TYPE_ */
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__le32 size; /* size of this structure */
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__le32 vendor_type; /* optional vendor specific type info */
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__le32 payload_size; /* data bytes, excluding this header */
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__le32 index; /* identifier for block */
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__le32 count; /* number of elements in block */
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} __attribute__((packed));
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/*
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* Private data.
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* All topology objects may have private data that can be used by the driver or
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* firmware. Core will ignore this data.
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*/
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struct snd_soc_tplg_private {
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__le32 size; /* in bytes of private data */
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char data[0];
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} __attribute__((packed));
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/*
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* Kcontrol TLV data.
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*/
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struct snd_soc_tplg_tlv_dbscale {
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__le32 min;
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__le32 step;
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__le32 mute;
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} __attribute__((packed));
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struct snd_soc_tplg_ctl_tlv {
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__le32 size; /* in bytes of this structure */
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__le32 type; /* SNDRV_CTL_TLVT_*, type of TLV */
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union {
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__le32 data[SND_SOC_TPLG_TLV_SIZE];
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struct snd_soc_tplg_tlv_dbscale scale;
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};
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} __attribute__((packed));
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/*
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* Kcontrol channel data
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*/
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struct snd_soc_tplg_channel {
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__le32 size; /* in bytes of this structure */
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__le32 reg;
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__le32 shift;
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__le32 id; /* ID maps to Left, Right, LFE etc */
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} __attribute__((packed));
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/*
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* Genericl Operations IDs, for binding Kcontrol or Bytes ext ops
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* Kcontrol ops need get/put/info.
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* Bytes ext ops need get/put.
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*/
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struct snd_soc_tplg_io_ops {
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__le32 get;
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__le32 put;
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__le32 info;
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} __attribute__((packed));
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/*
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* kcontrol header
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*/
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struct snd_soc_tplg_ctl_hdr {
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__le32 size; /* in bytes of this structure */
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__le32 type;
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char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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__le32 access;
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struct snd_soc_tplg_io_ops ops;
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struct snd_soc_tplg_ctl_tlv tlv;
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} __attribute__((packed));
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/*
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* Stream Capabilities
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*/
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struct snd_soc_tplg_stream_caps {
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__le32 size; /* in bytes of this structure */
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char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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__le64 formats; /* supported formats SNDRV_PCM_FMTBIT_* */
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__le32 rates; /* supported rates SNDRV_PCM_RATE_* */
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__le32 rate_min; /* min rate */
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__le32 rate_max; /* max rate */
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__le32 channels_min; /* min channels */
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__le32 channels_max; /* max channels */
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__le32 periods_min; /* min number of periods */
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__le32 periods_max; /* max number of periods */
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__le32 period_size_min; /* min period size bytes */
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__le32 period_size_max; /* max period size bytes */
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__le32 buffer_size_min; /* min buffer size bytes */
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__le32 buffer_size_max; /* max buffer size bytes */
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} __attribute__((packed));
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/*
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* FE or BE Stream configuration supported by SW/FW
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*/
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struct snd_soc_tplg_stream {
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__le32 size; /* in bytes of this structure */
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char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* Name of the stream */
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__le64 format; /* SNDRV_PCM_FMTBIT_* */
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__le32 rate; /* SNDRV_PCM_RATE_* */
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__le32 period_bytes; /* size of period in bytes */
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__le32 buffer_bytes; /* size of buffer in bytes */
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__le32 channels; /* channels */
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} __attribute__((packed));
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/*
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* Manifest. List totals for each payload type. Not used in parsing, but will
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* be passed to the component driver before any other objects in order for any
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* global component resource allocations.
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*
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* File block representation for manifest :-
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_manifest | 1 |
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* +-----------------------------------+----+
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*/
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struct snd_soc_tplg_manifest {
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__le32 size; /* in bytes of this structure */
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__le32 control_elems; /* number of control elements */
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__le32 widget_elems; /* number of widget elements */
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__le32 graph_elems; /* number of graph elements */
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__le32 pcm_elems; /* number of PCM elements */
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__le32 dai_link_elems; /* number of DAI link elements */
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struct snd_soc_tplg_private priv;
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} __attribute__((packed));
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/*
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* Mixer kcontrol.
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*
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* File block representation for mixer kcontrol :-
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_mixer_control | N |
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* +-----------------------------------+----+
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*/
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struct snd_soc_tplg_mixer_control {
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struct snd_soc_tplg_ctl_hdr hdr;
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__le32 size; /* in bytes of this structure */
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__le32 min;
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__le32 max;
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__le32 platform_max;
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__le32 invert;
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__le32 num_channels;
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struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
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struct snd_soc_tplg_private priv;
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} __attribute__((packed));
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/*
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* Enumerated kcontrol
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*
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* File block representation for enum kcontrol :-
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_enum_control | N |
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* +-----------------------------------+----+
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*/
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struct snd_soc_tplg_enum_control {
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struct snd_soc_tplg_ctl_hdr hdr;
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__le32 size; /* in bytes of this structure */
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__le32 num_channels;
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struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN];
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__le32 items;
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__le32 mask;
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__le32 count;
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char texts[SND_SOC_TPLG_NUM_TEXTS][SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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__le32 values[SND_SOC_TPLG_NUM_TEXTS * SNDRV_CTL_ELEM_ID_NAME_MAXLEN / 4];
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struct snd_soc_tplg_private priv;
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} __attribute__((packed));
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/*
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* Bytes kcontrol
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*
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* File block representation for bytes kcontrol :-
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+----+
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* | struct snd_soc_tplg_bytes_control | N |
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* +-----------------------------------+----+
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*/
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struct snd_soc_tplg_bytes_control {
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struct snd_soc_tplg_ctl_hdr hdr;
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__le32 size; /* in bytes of this structure */
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__le32 max;
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__le32 mask;
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__le32 base;
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__le32 num_regs;
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struct snd_soc_tplg_io_ops ext_ops;
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struct snd_soc_tplg_private priv;
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} __attribute__((packed));
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/*
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* DAPM Graph Element
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*
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* File block representation for DAPM graph elements :-
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* +-------------------------------------+----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-------------------------------------+----+
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* | struct snd_soc_tplg_dapm_graph_elem | N |
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* +-------------------------------------+----+
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*/
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struct snd_soc_tplg_dapm_graph_elem {
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char sink[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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char control[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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char source[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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} __attribute__((packed));
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/*
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* DAPM Widget.
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*
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* File block representation for DAPM widget :-
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* +-------------------------------------+-----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-------------------------------------+-----+
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* | struct snd_soc_tplg_dapm_widget | N |
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* +-------------------------------------+-----+
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* | struct snd_soc_tplg_enum_control | 0|1 |
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* | struct snd_soc_tplg_mixer_control | 0|N |
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* +-------------------------------------+-----+
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*
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* Optional enum or mixer control can be appended to the end of each widget
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* in the block.
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*/
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struct snd_soc_tplg_dapm_widget {
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__le32 size; /* in bytes of this structure */
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__le32 id; /* SND_SOC_DAPM_CTL */
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char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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char sname[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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__le32 reg; /* negative reg = no direct dapm */
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__le32 shift; /* bits to shift */
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__le32 mask; /* non-shifted mask */
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__le32 subseq; /* sort within widget type */
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__le32 invert; /* invert the power bit */
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__le32 ignore_suspend; /* kept enabled over suspend */
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__le16 event_flags;
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__le16 event_type;
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__le32 num_kcontrols;
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struct snd_soc_tplg_private priv;
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/*
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* kcontrols that relate to this widget
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* follow here after widget private data
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*/
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} __attribute__((packed));
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/*
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* Describes SW/FW specific features of PCM (FE DAI & DAI link).
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*
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* File block representation for PCM :-
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* +-----------------------------------+-----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+-----+
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* | struct snd_soc_tplg_pcm | N |
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* +-----------------------------------+-----+
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*/
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struct snd_soc_tplg_pcm {
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__le32 size; /* in bytes of this structure */
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char pcm_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
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__le32 pcm_id; /* unique ID - used to match */
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__le32 dai_id; /* unique ID - used to match */
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__le32 playback; /* supports playback mode */
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__le32 capture; /* supports capture mode */
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__le32 compress; /* 1 = compressed; 0 = PCM */
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struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */
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__le32 num_streams; /* number of streams */
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struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */
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} __attribute__((packed));
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/*
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* Describes the BE or CC link runtime supported configs or params
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*
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* File block representation for BE/CC link config :-
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* +-----------------------------------+-----+
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* | struct snd_soc_tplg_hdr | 1 |
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* +-----------------------------------+-----+
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* | struct snd_soc_tplg_link_config | N |
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* +-----------------------------------+-----+
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*/
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struct snd_soc_tplg_link_config {
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__le32 size; /* in bytes of this structure */
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__le32 id; /* unique ID - used to match */
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struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */
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__le32 num_streams; /* number of streams */
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} __attribute__((packed));
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#endif
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