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topology: Add kpbm capture pipeline 

Add support for generic capture pipeline with a KPBM between PCM and
other pipelines. This can be used for Keyword detection use case.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
This commit is contained in:
Ranjani Sridharan 2019-02-12 15:58:02 -08:00 committed by Liam Girdwood
parent a22e9fddcc
commit 1da08478c0
1 changed files with 67 additions and 0 deletions
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67
tools/topology/sof/pipe-kfbm-capture.m4 Normal file
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# Passthrough Capture Pipeline with KPBM and PCM
#
# Pipeline Endpoints for connection are :-
#
# host PCM_C <-+- KPBM 0 <-- B0 <-- source DAI0
# |
# Others <--+
# Include topology builder
include(`utils.m4')
include(`buffer.m4')
include(`pcm.m4')
include(`dai.m4')
include(`kpbm.m4')
include(`pipeline.m4')
dnl Soun Trigger Stream Name)
define(`N_STS', `Sound Trigger Capture '$1)
#
# Components and Buffers
#
# Host "Passthrough Capture" PCM
# with 0 sink and 2 source periods
W_PCM_CAPTURE(PCM_ID, Sound Trigger Capture, 0, 2, 2)
# "KPBM" has 2 source and 2 sink periods
W_KPBM(0, PIPELINE_FORMAT, 2, 2, PIPELINE_ID)
# Capture Buffers
W_BUFFER(0, COMP_BUFFER_SIZE(2,
COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES),
PLATFORM_HOST_MEM_CAP)
# Capture Buffers
W_BUFFER(1, COMP_BUFFER_SIZE(2,
COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES),
PLATFORM_HOST_MEM_CAP)
#
# Pipeline Graph
#
# host PCM_C <-- B1 <--+- KPBM 0 <-- B0 <-- source DAI0
# |
# Others <--
P_GRAPH(pipe-kpbm-capture-PIPELINE_ID, PIPELINE_ID,
LIST(` ',
`dapm(N_PCMC(PCM_ID), N_BUFFER(1))',
`dapm(N_BUFFER(1), N_KPBM(0, PIPELINE_ID))',
`dapm(N_KPBM(0, PIPELINE_ID), N_BUFFER(0))'))
#
# Pipeline Source and Sinks
#
indir(`define', concat(`PIPELINE_SINK_', PIPELINE_ID), N_BUFFER(0))
indir(`define', concat(`PIPELINE_SOURCE_', PIPELINE_ID), N_KPBM(0, PIPELINE_ID))
indir(`define', concat(`PIPELINE_PCM_', PIPELINE_ID), N_PCMC(PCM_ID))
#
# PCM Configuration
#
dnl PCM_CAPTURE_ADD(name, pipeline, capture)
PCM_CAPTURE_ADD(DMIC01, PIPELINE_ID, N_STS(PCM_ID))
PCM_CAPABILITIES(N_STS(PCM_ID), `S16_LE', 16000, 16000, 2, PIPELINE_CHANNELS, 2, 16, 192, 16384, 65536, 65536)