72 lines
1.5 KiB
Plaintext
72 lines
1.5 KiB
Plaintext
# Capture Passthrough Pipeline and PCM
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#
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# Pipeline Endpoints for connection are :-
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#
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# host PCM_C <-- B0 <-- sink DAI0
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# Include topology builder
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include(`local.m4')
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#
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# Components and Buffers
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#
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# Host "Passthrough Capture" PCM uses pipeline DMAC and channel
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# with 0 sink and 2 source periods
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W_PCM_CAPTURE(Passthrough Capture, PIPELINE_DMAC, PIPELINE_DMAC_CHAN, 0, 2, 2)
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# Capture Buffers
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W_BUFFER(0, COMP_BUFFER_SIZE(2,
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COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES),
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PLATFORM_PASS_MEM_CAP)
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#
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# DAI definitions
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#
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W_DAI_IN(DAI_TYPE, DAI_INDEX, DAI_FORMAT, 0, 2, 2, dai0c_plat_conf)
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#
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# DAI pipeline - always use 0 for DAIs
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#
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W_PIPELINE(N_DAI_IN, SCHEDULE_DEADLINE, SCHEDULE_PRIORITY, SCHEDULE_FRAMES, SCHEDULE_CORE, 0, pipe_dai_schedule_plat)
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#
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# Pipeline Graph
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#
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# host PCM_C <-- B0 <-- sink DAI0
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SectionGraph."pipe-pass-capture-PIPELINE_ID" {
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index STR(PIPELINE_ID)
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lines [
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dapm(Passthrough Capture PCM_ID, N_PCMC)
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dapm(N_PCMC, N_BUFFER(0))
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]
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}
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#
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# Pipeline Source and Sinks
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#
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indir(`define', concat(`PIPELINE_SINK_', PIPELINE_ID), N_BUFFER(0))
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indir(`define', concat(`PIPELINE_PCM_', PIPELINE_ID), Passthrough Capture PCM_ID)
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#
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# PCM Configuration
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#
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SectionPCMCapabilities.STR(Passthrough Capture PCM_ID) {
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formats "S32_LE,S24_LE,S16_LE"
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rate_min "48000"
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rate_max "48000"
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channels_min "2"
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channels_max "4"
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periods_min "2"
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periods_max "16"
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period_size_min "192"
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period_size_max "16384"
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buffer_size_min "65536"
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buffer_size_max "65536"
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}
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