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635 lines
22 KiB
635 lines
22 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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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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* 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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#include <linux/types.h> |
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#include <sound/asound.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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/* |
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* Maximum number of physical link's hardware configs |
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*/ |
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#define SND_SOC_TPLG_HW_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_BUFFER 16 |
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#define SND_SOC_TPLG_DAPM_SCHEDULER 17 |
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#define SND_SOC_TPLG_DAPM_EFFECT 18 |
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#define SND_SOC_TPLG_DAPM_SIGGEN 19 |
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#define SND_SOC_TPLG_DAPM_SRC 20 |
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#define SND_SOC_TPLG_DAPM_ASRC 21 |
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#define SND_SOC_TPLG_DAPM_ENCODER 22 |
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#define SND_SOC_TPLG_DAPM_DECODER 23 |
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#define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DECODER |
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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 0x5 /* current version */ |
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#define SND_SOC_TPLG_ABI_VERSION_MIN 0x4 /* oldest version supported */ |
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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_DAI 12 |
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#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_DAI |
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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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/* vendor tuple types */ |
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#define SND_SOC_TPLG_TUPLE_TYPE_UUID 0 |
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#define SND_SOC_TPLG_TUPLE_TYPE_STRING 1 |
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#define SND_SOC_TPLG_TUPLE_TYPE_BOOL 2 |
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#define SND_SOC_TPLG_TUPLE_TYPE_BYTE 3 |
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#define SND_SOC_TPLG_TUPLE_TYPE_WORD 4 |
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#define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5 |
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/* DAI flags */ |
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#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0) |
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#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) |
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#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) |
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/* DAI clock gating */ |
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#define SND_SOC_TPLG_DAI_CLK_GATE_UNDEFINED 0 |
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#define SND_SOC_TPLG_DAI_CLK_GATE_GATED 1 |
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#define SND_SOC_TPLG_DAI_CLK_GATE_CONT 2 |
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/* DAI mclk_direction */ |
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#define SND_SOC_TPLG_MCLK_CO 0 /* for codec, mclk is output */ |
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#define SND_SOC_TPLG_MCLK_CI 1 /* for codec, mclk is input */ |
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/* DAI physical PCM data formats. |
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* Add new formats to the end of the list. |
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*/ |
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#define SND_SOC_DAI_FORMAT_I2S 1 /* I2S mode */ |
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#define SND_SOC_DAI_FORMAT_RIGHT_J 2 /* Right Justified mode */ |
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#define SND_SOC_DAI_FORMAT_LEFT_J 3 /* Left Justified mode */ |
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#define SND_SOC_DAI_FORMAT_DSP_A 4 /* L data MSB after FRM LRC */ |
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#define SND_SOC_DAI_FORMAT_DSP_B 5 /* L data MSB during FRM LRC */ |
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#define SND_SOC_DAI_FORMAT_AC97 6 /* AC97 */ |
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#define SND_SOC_DAI_FORMAT_PDM 7 /* Pulse density modulation */ |
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/* left and right justified also known as MSB and LSB respectively */ |
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#define SND_SOC_DAI_FORMAT_MSB SND_SOC_DAI_FORMAT_LEFT_J |
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#define SND_SOC_DAI_FORMAT_LSB SND_SOC_DAI_FORMAT_RIGHT_J |
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/* DAI link flags */ |
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#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES (1 << 0) |
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#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) |
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#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) |
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#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3) |
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/* DAI topology BCLK parameter |
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* For the backwards capability, by default codec is bclk provider |
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*/ |
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#define SND_SOC_TPLG_BCLK_CP 0 /* codec is bclk provider */ |
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#define SND_SOC_TPLG_BCLK_CC 1 /* codec is bclk consumer */ |
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/* keep previous definitions for compatibility */ |
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#define SND_SOC_TPLG_BCLK_CM SND_SOC_TPLG_BCLK_CP |
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#define SND_SOC_TPLG_BCLK_CS SND_SOC_TPLG_BCLK_CC |
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/* DAI topology FSYNC parameter |
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* For the backwards capability, by default codec is fsync provider |
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*/ |
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#define SND_SOC_TPLG_FSYNC_CP 0 /* codec is fsync provider */ |
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#define SND_SOC_TPLG_FSYNC_CC 1 /* codec is fsync consumer */ |
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/* keep previous definitions for compatibility */ |
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#define SND_SOC_TPLG_FSYNC_CM SND_SOC_TPLG_FSYNC_CP |
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#define SND_SOC_TPLG_FSYNC_CS SND_SOC_TPLG_FSYNC_CC |
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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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/* vendor tuple for uuid */ |
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struct snd_soc_tplg_vendor_uuid_elem { |
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__le32 token; |
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char uuid[16]; |
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} __attribute__((packed)); |
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/* vendor tuple for a bool/byte/short/word value */ |
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struct snd_soc_tplg_vendor_value_elem { |
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__le32 token; |
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__le32 value; |
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} __attribute__((packed)); |
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/* vendor tuple for string */ |
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struct snd_soc_tplg_vendor_string_elem { |
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__le32 token; |
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char string[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; |
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} __attribute__((packed)); |
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struct snd_soc_tplg_vendor_array { |
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__le32 size; /* size in bytes of the array, including all elements */ |
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__le32 type; /* SND_SOC_TPLG_TUPLE_TYPE_ */ |
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__le32 num_elems; /* number of elements in array */ |
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union { |
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struct snd_soc_tplg_vendor_uuid_elem uuid[0]; |
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struct snd_soc_tplg_vendor_value_elem value[0]; |
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struct snd_soc_tplg_vendor_string_elem string[0]; |
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}; |
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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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union { |
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__DECLARE_FLEX_ARRAY(char, data); |
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__DECLARE_FLEX_ARRAY(struct snd_soc_tplg_vendor_array, array); |
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}; |
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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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__le32 sig_bits; /* number of bits of content */ |
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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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* Describes a physical link's runtime supported hardware config, |
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* i.e. hardware audio formats. |
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*/ |
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struct snd_soc_tplg_hw_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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__le32 fmt; /* SND_SOC_DAI_FORMAT_ format value */ |
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__u8 clock_gated; /* SND_SOC_TPLG_DAI_CLK_GATE_ value */ |
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__u8 invert_bclk; /* 1 for inverted BCLK, 0 for normal */ |
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__u8 invert_fsync; /* 1 for inverted frame clock, 0 for normal */ |
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__u8 bclk_provider; /* SND_SOC_TPLG_BCLK_ value */ |
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__u8 fsync_provider; /* SND_SOC_TPLG_FSYNC_ value */ |
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__u8 mclk_direction; /* SND_SOC_TPLG_MCLK_ value */ |
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__le16 reserved; /* for 32bit alignment */ |
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__le32 mclk_rate; /* MCLK or SYSCLK freqency in Hz */ |
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__le32 bclk_rate; /* BCLK freqency in Hz */ |
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__le32 fsync_rate; /* frame clock in Hz */ |
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__le32 tdm_slots; /* number of TDM slots in use */ |
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__le32 tdm_slot_width; /* width in bits for each slot */ |
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__le32 tx_slots; /* bit mask for active Tx slots */ |
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__le32 rx_slots; /* bit mask for active Rx slots */ |
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__le32 tx_channels; /* number of Tx channels */ |
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__le32 tx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */ |
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__le32 rx_channels; /* number of Rx channels */ |
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__le32 rx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */ |
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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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__le32 dai_elems; /* number of physical DAI elements */ |
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__le32 reserved[20]; /* reserved for new ABI element types */ |
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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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|
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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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/* |
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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 with DAI link */ |
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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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__le32 flag_mask; /* bitmask of flags to configure */ |
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__le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */ |
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struct snd_soc_tplg_private priv; |
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} __attribute__((packed)); |
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|
|
|
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/* |
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* Describes the physical link runtime supported configs or params |
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* |
|
* File block representation for physical link config :- |
|
* +-----------------------------------+-----+ |
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* | struct snd_soc_tplg_hdr | 1 | |
|
* +-----------------------------------+-----+ |
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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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char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */ |
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char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */ |
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struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */ |
|
__le32 num_streams; /* number of streams */ |
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struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */ |
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__le32 num_hw_configs; /* number of hw configs */ |
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__le32 default_hw_config_id; /* default hw config ID for init */ |
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__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 */ |
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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
|
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|