120 lines
3.9 KiB
Plaintext
120 lines
3.9 KiB
Plaintext
# Low Latency Pipeline
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#
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# Low Latency Playback PCM mixed into single sink pipe.
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# Low latency Capture PCM.
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#
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# Pipeline Endpoints for connection are :-
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#
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# LL Playback Mixer (Mixer)
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# LL Capture Volume B4 (DAI buffer)
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# LL Playback Volume B3 (DAI buffer)
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#
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#
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# host PCM_P --B0--> volume(0P) --B1--+
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# |--ll mixer(M) --B2--> volume(LL) ---B3--> sink DAI0
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# pipeline n+1 >---+
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# |
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# pipeline n+2 >---+
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# |
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# pipeline n+3 >---+ .....etc....more pipes can be mixed here
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#
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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(`mixer.m4')
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include(`mixercontrol.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(PCM PCM_ID Playback 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(, 32),
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false,
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CONTROLMIXER_TLV(TLV 32 steps from -90dB to +6dB for 3dB, vtlv_m90s3),
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Channel register and shift for Front Left/Right,
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LIST(KCONTROL_CHANNEL(FL, 0, 0), KCONTROL_CHANNEL(FR, 0, 1)))
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# Volume Mixer control with max value of 32
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C_CONTROLMIXER(Master Playback 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(, 32),
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false,
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CONTROLMIXER_TLV(TLV 32 steps from -90dB to +6dB for 3dB, vtlv_m90s3),
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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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# Components and Buffers
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#
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# Host "Low latency Playback" PCM uses pipeline DMAC and channel
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# with 2 sink and 0 source periods
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W_PCM_PLAYBACK(PCM_ID, Low Latency Playback, PIPELINE_DMAC, PIPELINE_DMAC_CHAN, 2, 0, 2)
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# "Playback Volume" has 1 sink period and 2 source periods for host ping-pong
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W_PGA(0, PIPELINE_FORMAT, 1, 2, 1, LIST(` ', "PCM PCM_ID Playback Volume PIPELINE_ID"))
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# "Master Playback Volume" has 1 source and 2 sink periods for DAI ping-pong
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W_PGA(1, PIPELINE_FORMAT, 2, 1, 1, LIST(` ', "Master Playback Volume PIPELINE_ID"))
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# Mixer 0 has 1 sink and source periods.
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W_MIXER(0, PIPELINE_FORMAT, 1, 1, 1)
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# Low Latency 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_HOST_MEM_CAP)
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W_BUFFER(1, COMP_BUFFER_SIZE(1,
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COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS,SCHEDULE_FRAMES),
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PLATFORM_COMP_MEM_CAP)
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W_BUFFER(2, COMP_BUFFER_SIZE(1,
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COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES),
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PLATFORM_COMP_MEM_CAP)
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W_BUFFER(3, COMP_BUFFER_SIZE(2,
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COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES),
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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(0P) --B1--+
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# |--ll mixer(M) --B2--> volume(LL) ---B3--> sink DAI0
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# pipeline n+1 >---+
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# |
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# pipeline n+2 >---+
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# |
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# pipeline n+3 >---+ .....etc....more pipes can be mixed here
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#
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P_GRAPH(pipe-ll-playback-PIPELINE_ID, PIPELINE_ID,
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LIST(` ',
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`dapm(N_PCMP(PCM_ID), Low Latency Playback PCM_ID)',
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`dapm(N_BUFFER(0), N_PCMP(PCM_ID))',
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`dapm(N_PGA(0), N_BUFFER(0))',
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`dapm(N_BUFFER(1), N_PGA(0))',
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`dapm(N_MIXER(0), N_BUFFER(1))',
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`dapm(N_BUFFER(2), N_MIXER(0))',
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`dapm(N_PGA(1), N_BUFFER(2))',
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`dapm(N_BUFFER(3), N_PGA(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_SOURCE_', PIPELINE_ID), N_BUFFER(3))
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indir(`define', concat(`PIPELINE_MIXER_', PIPELINE_ID), N_MIXER(0))
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indir(`define', concat(`PIPELINE_PCM_', PIPELINE_ID), Low Latency Playback PCM_ID)
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#
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# PCM Configuration
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#
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# PCM capabilities supported by FW
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PCM_CAPABILITIES(Low Latency Playback PCM_ID, `S32_LE,S24_LE,S16_LE', 48000, 48000, 2, 2, 2, 16, 192, 16384, 65536, 65536)
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