mirror of https://github.com/thesofproject/sof.git
84 lines
2.3 KiB
Plaintext
84 lines
2.3 KiB
Plaintext
# Passthrough with volume Pipeline and PCM
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# This is a temporary solution. After FW supports the
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# refinement of sample rate, this file will be removed
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# and the default will support all kinds of sample rates.
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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 <-- Volume 0 <-- B1 <-- source DAI0
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# Include topology builder
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include(`utils.m4')
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include(`buffer.m4')
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include(`pcm.m4')
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include(`pga.m4')
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include(`dai.m4')
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include(`mixercontrol.m4')
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include(`pipeline.m4')
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#
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# Controls
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#
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# Volume Mixer control with max value of 32
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C_CONTROLMIXER(Master Capture Volume, PIPELINE_ID,
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CONTROLMIXER_OPS(volsw, 256 binds the mixer control to volume get/put handlers, 256, 256),
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CONTROLMIXER_MAX(, 80),
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false,
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CONTROLMIXER_TLV(TLV 80 steps from -50dB to +30dB for 1dB, vtlv_m50s1),
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Channel register and shift for Front Left/Right,
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LIST(` ', KCONTROL_CHANNEL(FL, 1, 0), KCONTROL_CHANNEL(FR, 1, 1)))
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#
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# Volume configuration
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#
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W_VENDORTUPLES(playback_pga_tokens, sof_volume_tokens,
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LIST(` ', `SOF_TKN_VOLUME_RAMP_STEP_TYPE "0"'
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` ', `SOF_TKN_VOLUME_RAMP_STEP_MS "250"'))
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W_DATA(playback_pga_conf, playback_pga_tokens)
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#
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# Components and Buffers
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#
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# Host "Passthrough Capture" PCM
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# with 0 sink and 2 source periods
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W_PCM_CAPTURE(PCM_ID, Passthrough Capture, 0, 2)
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# "Volume" has 2 source and 2 sink periods
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W_PGA(0, PIPELINE_FORMAT, 2, 2, playback_pga_conf, LIST(` ', "PIPELINE_ID Master Capture Volume"))
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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, COMP_PERIOD_FRAMES(PCM_MAX_RATE, SCHEDULE_PERIOD)),
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PLATFORM_HOST_MEM_CAP)
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W_BUFFER(1, COMP_BUFFER_SIZE(2,
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COMP_SAMPLE_SIZE(DAI_FORMAT), PIPELINE_CHANNELS, COMP_PERIOD_FRAMES(PCM_MAX_RATE, SCHEDULE_PERIOD)),
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PLATFORM_DAI_MEM_CAP)
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#
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# Pipeline Graph
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#
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# host PCM_P <-- B0 <-- Volume 0 <-- B1 <-- sink DAI0
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P_GRAPH(pipe-pass-vol-capture-PIPELINE_ID, PIPELINE_ID,
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LIST(` ',
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`dapm(N_PCMC(PCM_ID), N_BUFFER(0))',
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`dapm(N_BUFFER(0), N_PGA(0))',
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`dapm(N_PGA(0), N_BUFFER(1))'))
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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(1))
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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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PCM_CAPABILITIES(Passthrough Capture PCM_ID, `S32_LE,S24_LE,S16_LE',
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16000, 16000, PIPELINE_CHANNELS, PIPELINE_CHANNELS,
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2, 16, 192, 16384, 65536, 65536)
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