mirror of https://github.com/thesofproject/sof.git
142 lines
5.0 KiB
Plaintext
142 lines
5.0 KiB
Plaintext
#
|
|
# Topology for digital microphones array
|
|
#
|
|
|
|
include(`platform/intel/dmic.m4')
|
|
|
|
# variable that need to be defined in upper m4
|
|
# define(CHANNELS, `4') define channel for the dmic
|
|
ifdef(`CHANNELS',`',`errprint(note: Need to define channel number for intel-generic-dmic-kwd
|
|
)')
|
|
# define(KFBM_TYPE, `vol-kfbm') define kfbm type, available type: vol-kfbm/kfbm
|
|
ifdef(`KFBM_TYPE',`',`errprint(note: Need to define kfbm type for intel-generic-dmic-kwd, available type: vol-kfbm/kfbm
|
|
)')
|
|
# define(DMIC_PCM_48k_ID, `99')
|
|
ifdef(`DMIC_PCM_48k_ID',`',`errprint(note: Need to define dmic48k pcm id for intel-generic-dmic-kwd
|
|
)')
|
|
# define(DMIC_PIPELINE_48k_ID, `4')
|
|
ifdef(`DMIC_PIPELINE_48k_ID',`',`errprint(note: Need to define dmic48k pipeline id for intel-generic-dmic-kwd
|
|
)')
|
|
# define(DMIC_DAI_LINK_48k_ID, `1')
|
|
ifdef(`DMIC_DAI_LINK_48k_ID',`',`errprint(note: Need to define dmic48k dai id for intel-generic-dmic-kwd
|
|
)')
|
|
|
|
# define(DMIC_PCM_16k_ID, `7')
|
|
ifdef(`DMIC_PCM_16k_ID',`',`errprint(note: Need to define dmic16k pcm id for intel-generic-dmic-kwd
|
|
)')
|
|
# define(DMIC_PIPELINE_16k_ID, `9')
|
|
ifdef(`DMIC_PIPELINE_16k_ID',`',`errprint(note: Need to define dmic16k pipeline id for intel-generic-dmic-kwd
|
|
)')
|
|
# define(DMIC_PIPELINE_KWD_ID, `10')
|
|
ifdef(`DMIC_PIPELINE_KWD_ID',`',`errprint(note: Need to define kwd pipeline id for intel-generic-dmic-kwd
|
|
)')
|
|
# define(DMIC_DAI_LINK_16k_ID, `2')
|
|
ifdef(`DMIC_DAI_LINK_16k_ID',`',`errprint(note: Need to define dmic16k dai id for intel-generic-dmic-kwd
|
|
)')
|
|
|
|
# define(KWD_PIPE_SCH_DEADLINE_US, 20000)
|
|
ifdef(`KWD_PIPE_SCH_DEADLINE_US',`',`errprint(note: Need to define schedule for intel-generic-dmic-kwd
|
|
)')
|
|
|
|
#
|
|
# Define the pipelines
|
|
#
|
|
|
|
dnl PIPELINE_PCM_ADD(pipeline,
|
|
dnl pipe id, pcm, max channels, format,
|
|
dnl period, priority, core,
|
|
dnl pcm_min_rate, pcm_max_rate, pipeline_rate,
|
|
dnl time_domain, sched_comp)
|
|
|
|
# Passthrough capture pipeline using max channels defined by CHANNELS.
|
|
|
|
# Set 1000us deadline on core 0 with priority 0
|
|
PIPELINE_PCM_ADD(sof/pipe-passthrough-capture.m4,
|
|
DMIC_PIPELINE_48k_ID, DMIC_PCM_48k_ID, CHANNELS, s32le,
|
|
1000, 0, 0, 48000, 48000, 48000)
|
|
|
|
#
|
|
# KWD configuration
|
|
#
|
|
|
|
# Passthrough capture pipeline 7 on PCM 7 using max 2 channels.
|
|
# Schedule 20000us deadline on core 0 with priority 0
|
|
PIPELINE_PCM_DAI_ADD(sof/pipe-KFBM_TYPE-capture.m4,
|
|
DMIC_PIPELINE_16k_ID, DMIC_PCM_16k_ID, 2, s24le,
|
|
KWD_PIPE_SCH_DEADLINE_US, 0, 0, DMIC, 1, s32le, 3,
|
|
16000, 16000, 16000)
|
|
|
|
|
|
|
|
#
|
|
# DAIs configuration
|
|
#
|
|
|
|
dnl DAI_ADD(pipeline,
|
|
dnl pipe id, dai type, dai_index, dai_be,
|
|
dnl buffer, periods, format,
|
|
dnl deadline, priority, core, time_domain)
|
|
|
|
# capture DAI is DMIC 0 using 2 periods
|
|
# Buffers use s32le format, 1000us deadline on core 0 with priority 0
|
|
DAI_ADD(sof/pipe-dai-capture.m4,
|
|
DMIC_PIPELINE_48k_ID, DMIC, 0, dmic01,
|
|
concat(`PIPELINE_SINK_', DMIC_PIPELINE_48k_ID), 2, s32le,
|
|
1000, 0, 0, SCHEDULE_TIME_DOMAIN_TIMER)
|
|
|
|
# capture DAI is DMIC 1 using 3 periods
|
|
# Buffers use s32le format, with 320 frame per 20000us on core 0 with priority 0
|
|
DAI_ADD(sof/pipe-dai-capture.m4,
|
|
DMIC_PIPELINE_16k_ID, DMIC, 1, dmic16k,
|
|
`PIPELINE_SINK_'DMIC_PIPELINE_16k_ID, 3, s32le,
|
|
KWD_PIPE_SCH_DEADLINE_US, 0, 0, SCHEDULE_TIME_DOMAIN_TIMER)
|
|
|
|
dnl PCM_DUPLEX_ADD(name, pcm_id, playback, capture)
|
|
dnl PCM_CAPTURE_ADD(name, pipeline, capture)
|
|
PCM_CAPTURE_ADD(DMIC48kHz, DMIC_PCM_48k_ID, concat(`PIPELINE_PCM_', DMIC_PIPELINE_48k_ID))
|
|
|
|
# keyword detector pipe
|
|
dnl PIPELINE_ADD(pipeline,
|
|
dnl pipe id, max channels, format,
|
|
dnl period, priority, core,
|
|
dnl sched_comp, time_domain,
|
|
dnl pcm_min_rate, pcm_max_rate, pipeline_rate)
|
|
PIPELINE_ADD(sof/pipe-detect.m4,
|
|
DMIC_PIPELINE_KWD_ID, 2, s24le,
|
|
KWD_PIPE_SCH_DEADLINE_US, 1, 0,
|
|
`PIPELINE_SCHED_COMP_'DMIC_PIPELINE_16k_ID,
|
|
SCHEDULE_TIME_DOMAIN_TIMER,
|
|
16000, 16000, 16000)
|
|
|
|
# Connect pipelines together
|
|
SectionGraph."pipe-sof-generic-keyword-detect" {
|
|
index "0"
|
|
|
|
lines [
|
|
# keyword detect
|
|
dapm(`PIPELINE_SINK_'DMIC_PIPELINE_KWD_ID, `PIPELINE_SOURCE_'DMIC_PIPELINE_16k_ID)
|
|
dapm(`PIPELINE_PCM_'DMIC_PIPELINE_16k_ID, `PIPELINE_DETECT_'DMIC_PIPELINE_KWD_ID)
|
|
]
|
|
}
|
|
|
|
#
|
|
# BE configurations - overrides config in ACPI if present
|
|
#
|
|
|
|
dnl DAI_CONFIG(type, dai_index, link_id, name, ssp_config/dmic_config)
|
|
ifelse(CHANNELS, 4,
|
|
`DAI_CONFIG(DMIC, 0, DMIC_DAI_LINK_48k_ID, dmic01,
|
|
DMIC_CONFIG(1, 500000, 4800000, 40, 60, 48000,
|
|
DMIC_WORD_LENGTH(s32le), 200, DMIC, 0,
|
|
PDM_CONFIG(DMIC, 0, FOUR_CH_PDM0_PDM1)))',
|
|
`DAI_CONFIG(DMIC, 0, DMIC_DAI_LINK_48k_ID, dmic01,
|
|
DMIC_CONFIG(1, 500000, 4800000, 40, 60, 48000,
|
|
DMIC_WORD_LENGTH(s32le), 200, DMIC, 0,
|
|
PDM_CONFIG(DMIC, 0, STEREO_PDM0)))')
|
|
|
|
# dmic16k (ID: 2)
|
|
DAI_CONFIG(DMIC, 1, DMIC_DAI_LINK_16k_ID, dmic16k,
|
|
DMIC_CONFIG(1, 500000, 4800000, 40, 60, 16000,
|
|
DMIC_WORD_LENGTH(s32le), 400, DMIC, 1,
|
|
PDM_CONFIG(DMIC, 1, STEREO_PDM0)))
|