Signed-off-by: Liam Girdwood liam.r.girdwood@linux.intel.com --- topology/sof/pipe-passthrough-capture.m4 | 70 ++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 topology/sof/pipe-passthrough-capture.m4
diff --git a/topology/sof/pipe-passthrough-capture.m4 b/topology/sof/pipe-passthrough-capture.m4 new file mode 100644 index 0000000..2c2a495 --- /dev/null +++ b/topology/sof/pipe-passthrough-capture.m4 @@ -0,0 +1,70 @@ +# Capture Passthrough Pipeline and PCM +# +# Pipeline Endpoints for connection are :- +# +# host PCM_C <-- B0 <-- sink DAI0 + +# Include topology builder +include(`local.m4') + + +# +# Components and Buffers +# + +# Host "Passthrough Capture" PCM uses pipeline DMAC and channel +# with 0 sink and 2 source periods +W_PCM_CAPTURE(Passthrough Capture, PIPELINE_DMAC, PIPELINE_DMAC_CHAN, 0, 2, 2) + +# Capture Buffers +W_BUFFER(0, COMP_BUFFER_SIZE(2, + COMP_SAMPLE_SIZE(PIPELINE_FORMAT), PIPELINE_CHANNELS, SCHEDULE_FRAMES)) + +# +# DAI definitions +# +W_DAI_IN(DAI_TYPE, DAI_INDEX, DAI_FORMAT, 0, 2, 2, dai0c_plat_conf) + +# +# DAI pipeline - always use 0 for DAIs +# +W_PIPELINE(N_DAI_IN, SCHEDULE_DEADLINE, SCHEDULE_PRIORITY, SCHEDULE_FRAMES, SCHEDULE_CORE, 0, pipe_dai_schedule_plat) + +# +# Pipeline Graph +# +# host PCM_C <-- B0 <-- sink DAI0 + +SectionGraph."pipe-pass-capture-PIPELINE_ID" { + index STR(PIPELINE_ID) + + lines [ + dapm(Passthrough Capture PCM_ID, N_PCMC) + dapm(N_PCMC, N_BUFFER(0)) + ] +} + +# +# Pipeline Source and Sinks +# +indir(`define', concat(`PIPELINE_SINK_', PIPELINE_ID), N_BUFFER(0)) +indir(`define', concat(`PIPELINE_PCM_', PIPELINE_ID), Passthrough Capture PCM_ID) + +# +# PCM Configuration +# + +SectionPCMCapabilities.STR(Passthrough Capture PCM_ID) { + + formats "S32_LE,S24_LE,S16_LE" + rate_min "48000" + rate_max "48000" + channels_min "2" + channels_max "4" + periods_min "2" + periods_max "16" + period_size_min "192" + period_size_max "16384" + buffer_size_min "65536" + buffer_size_max "65536" +}