mirror of https://github.com/thesofproject/sof.git
topolog2: add deep buffer support on HDA platforms
Deep buffer uses large 100ms dma buffer size and it also enables lp mode. Signed-off-by: Rander Wang <rander.wang@intel.com>
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baec9c1b28
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@ -43,6 +43,20 @@ Object.Pipeline {
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}
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}
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deepbuffer-playback.0 {
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index 5
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Object.Widget.copier.1 {
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stream_name 'Analog Deepbuffer Playback'
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}
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Object.Widget.gain.1 {
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Object.Control.mixer.1 {
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name '5 3nd Playback Volume'
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}
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}
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}
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mixout-gain-host-copier-capture.0 {
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index 3
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@ -88,6 +102,18 @@ Object.PCM {
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}
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direction duplex
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}
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pcm.1 {
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id 1
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name 'DeepBuffer'
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Object.Base.fe_dai.'DeepBuffer' {}
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Object.PCM.pcm_caps.playback {
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name 'Analog Deepbuffer Playback'
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formats 'S32_LE,S24_LE,S16_LE'
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}
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direction playback
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}
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}
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# top-level pipeline connections
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@ -108,4 +134,8 @@ Object.Base {
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source 'mixin.4.1'
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sink 'mixout.3.1'
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}
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route.5 {
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source 'mixin.5.1'
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sink 'mixout.2.1'
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}
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}
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@ -14,6 +14,7 @@
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<mixout-gain-dai-copier-playback.conf>
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<dai-copier-gain-mixin-capture.conf>
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<mixout-gain-host-copier-capture.conf>
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<deepbuffer-playback.conf>
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<passthrough-be.conf>
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<data.conf>
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<pcm.conf>
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@ -56,4 +56,6 @@ Define {
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GPIO_CLASS 24 # GPIO
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SPI_OUTPUT_CLASS 25 # SPI Output (DSP ->)
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SPI_INPUT_CLASS 26 # SPI Input (DSP <-)
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DEEPBUFFER_FW_DMA_MS 100 # 100 ms copier dma size
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}
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@ -0,0 +1,121 @@
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#
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# FE playback pipeline: deepbuffer-playback
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#
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# All attributes defined herein are namespaced
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# by alsatplg to "Object.Pipeline.deepbuffer-playback.N.attribute_name"
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#
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# Usage: deepbuffer-playback pipeline object can be instantiated as:
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#
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# Object.Pipeline.deepbuffer-playback."N" {
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# period 1000
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# time_domain "timer"
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# channels 2
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# rate 48000
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# }
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#
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# Where N is the unique pipeline ID within the same alsaconf node.
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#
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<include/common/audio_format.conf>
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<include/components/copier.conf>
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<include/components/mixin.conf>
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<include/components/pipeline.conf>
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<include/components/gain.conf>
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Class.Pipeline."deepbuffer-playback" {
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DefineAttribute."index" {}
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<include/pipelines/pipeline-common.conf>
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attributes {
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!constructor [
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"index"
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]
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!immutable [
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"direction"
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]
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#
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# deepbuffer-playback objects instantiated within the same alsaconf node must have
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# unique pipeline_id attribute
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#
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unique "instance"
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}
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Object.Widget {
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copier."1" {
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copier_type "host"
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type "aif_in"
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node_type $HDA_HOST_OUTPUT_CLASS
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num_audio_formats 3
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# 16-bit 48KHz 2ch
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Object.Base.audio_format.1 {
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out_bit_depth 32
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out_valid_bit_depth 24
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# 100ms buffer
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dma_buffer_size "$[$ibs * $DEEPBUFFER_FW_DMA_MS]"
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}
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# 24-bit 48KHz 2ch
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Object.Base.audio_format.2 {
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in_bit_depth 32
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in_valid_bit_depth 24
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out_bit_depth 32
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out_valid_bit_depth 24
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# 100ms buffer
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dma_buffer_size "$[$obs * $DEEPBUFFER_FW_DMA_MS]"
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}
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# 32-bit 48KHz 2ch
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Object.Base.audio_format.3 {
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in_bit_depth 32
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in_valid_bit_depth 32
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out_bit_depth 32
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out_valid_bit_depth 32
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# 100ms buffer
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dma_buffer_size "$[$ibs * $DEEPBUFFER_FW_DMA_MS]"
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}
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}
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gain."1" {
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num_audio_formats 1
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# 32-bit 48KHz 2ch
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Object.Base.audio_format.1 {
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in_bit_depth 32
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in_valid_bit_depth 24
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out_bit_depth 32
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out_valid_bit_depth 24
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}
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}
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mixin."1" {}
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pipeline."1" {
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priority 0
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# enable lp mode
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lp_mode 1
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}
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}
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Object.Base {
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route.1 {
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source copier.host..1
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sink gain..1
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}
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route.2 {
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source gain..1
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sink mixin..1
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}
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}
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direction "playback"
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dynamic_pipeline 1
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time_domain "timer"
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channels 2
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channels_min 2
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channels_max 2
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rate 48000
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rate_min 48000
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rate_max 48000
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}
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