On 08/10/2024 17:49, Marc Gonzalez wrote: > On 08/10/2024 15:46, Marc Gonzalez wrote: > >> [ 15.106412] qcom,apr 17300000.remoteproc:glink-edge.apr_audio_svc.-1.-1: Adding APR/GPR dev: aprsvc:apr-service:4:3 >> [ 15.109935] qcom,apr 17300000.remoteproc:glink-edge.apr_audio_svc.-1.-1: Adding APR/GPR dev: aprsvc:apr-service:4:4 >> [ 15.119041] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_probe:1759 >> [ 15.134672] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: q6afe_dai_dev_probe >> [ 15.137948] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: of_q6afe_parse_dai_data >> [ 15.146461] qcom,apr 17300000.remoteproc:glink-edge.apr_audio_svc.-1.-1: Adding APR/GPR dev: aprsvc:apr-service:4:7 >> [ 15.153563] remoteproc remoteproc0: powering up 4080000.remoteproc >> [ 15.166371] remoteproc remoteproc0: Booting fw image mba.mbn, size 234152 >> [ 15.169747] q6asm-dai 17300000.remoteproc:glink-edge:apr:apr-service@7:dais: Adding to iommu group 5 >> [ 15.170559] qcom,apr 17300000.remoteproc:glink-edge.apr_audio_svc.-1.-1: Adding APR/GPR dev: aprsvc:apr-service:4:8 >> [ 15.179732] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: msm_dai_q6_dai_probe >> [ 15.199345] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_find_port:860 >> [ 15.208834] msm-snd-msm8998 sound: ASoC: registered pcm #0 MultiMedia1 (*) >> [ 15.216194] msm-snd-msm8998 sound: snd-soc-dummy-dai <-> MultiMedia1 mapping ok >> [ 15.221994] msm-snd-msm8998 sound: ASoC: registered pcm #1 MultiMedia2 (*) >> [ 15.229582] msm-snd-msm8998 sound: snd-soc-dummy-dai <-> MultiMedia2 mapping ok >> [ 15.236045] msm-snd-msm8998 sound: ASoC: registered pcm #2 (HDMI) >> [ 15.243211] msm-snd-msm8998 sound: i2s-hifi <-> HDMI mapping ok >> [ 15.285770] input: batfish Headset Jack as /devices/platform/sound/sound/card0/input2 >> [ 15.298010] qcom-q6v5-mss 4080000.remoteproc: MBA booted without debug policy, loading mpss >> [ 15.542937] remoteproc remoteproc0: remote processor 4080000.remoteproc is now up > > If I try to play sound on the HDMI link: > > # tinymix set "HDMI Mixer MultiMedia1" 1 > (no logs on the command line or in dmesg) > > # tinyplay /home/equinox.wav > playing '/home/equinox.wav': 2 ch, 48000 hz, 16 bit > error playing sample > > The corresponding kernel logs are: > > [ 204.324095] msm-snd-msm8998 sound: ASoC: find BE for widget MultiMedia1 Playback > [ 204.324280] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.330832] msm-snd-msm8998 sound: ASoC: try BE : I2S Playback > [ 204.336452] msm-snd-msm8998 sound: ASoC: find BE for widget MM_DL1 > [ 204.342361] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.348471] msm-snd-msm8998 sound: ASoC: try BE : I2S Playback > [ 204.354319] msm-snd-msm8998 sound: ASoC: find BE for widget HDMI Mixer > [ 204.360152] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.366702] msm-snd-msm8998 sound: ASoC: try BE : I2S Playback > [ 204.372545] msm-snd-msm8998 sound: ASoC: find BE for widget HDMI_RX > [ 204.378439] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.384520] msm-snd-msm8998 sound: ASoC: try BE : I2S Playback > [ 204.390471] msm-snd-msm8998 sound: ASoC: find BE for widget HDMI Playback > [ 204.396400] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.403231] MultiMedia1: ASoC: found 2 audio Playback paths > [ 204.408912] MultiMedia1: YO: dpcm_add_paths:1595 > [ 204.414855] MultiMedia1: YO: dpcm_add_paths:1601 > [ 204.419435] MultiMedia1: YO: dpcm_add_paths:1605 widget=MM_DL1 > [ 204.424105] MultiMedia1: YO: dpcm_add_paths:1605 widget=HDMI Mixer > [ 204.429867] MultiMedia1: YO: dpcm_add_paths:1605 widget=HDMI_RX > [ 204.436139] MultiMedia1: YO: dpcm_add_paths:1605 widget=HDMI Playback > [ 204.442394] msm-snd-msm8998 sound: ASoC: find BE for widget HDMI Playback > [ 204.448691] msm-snd-msm8998 sound: ASoC: try BE : HDMI Playback > [ 204.455581] MultiMedia1: YO: dpcm_add_paths:1638 > [ 204.461316] MultiMedia1: connected new DPCM Playback path MultiMedia1 -> HDMI > [ 204.466220] MultiMedia1: ASoC: found 1 new BE paths > [ 204.473232] HDMI: ASoC: open Playback BE HDMI > [ 204.478379] MultiMedia1: ASoC: open FE MultiMedia1 > [ 204.482911] HDMI: ASoC: hw_params BE HDMI > [ 204.487489] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: q6hdmi_hw_params > [ 204.491715] MultiMedia1: ASoC: hw_params FE MultiMedia1 rate 48000 chan 2 fmt 2 > [ 204.500814] MultiMedia1: ASoC: prepare FE MultiMedia1 > [ 204.508108] HDMI: ASoC: prepare BE HDMI > [ 204.512978] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: q6afe_dai_prepare > [ 204.517117] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_hdmi_port_prepare:1317 > [ 204.525864] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_port_start:1511 > [ 204.533151] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_port_set_param_v2:1050 > [ 204.540129] qcom-q6afe aprsvc:apr-service:4:4: YO: afe_apr_send_pkt:947 > [ 204.547820] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_callback:880 > [ 204.553692] qcom-q6afe aprsvc:apr-service:4:4: cmd = 0x100ef returned error = 0x18 > [ 204.560292] qcom-q6afe aprsvc:apr-service:4:4: YO: q6afe_find_port:860 > [ 204.567937] qcom-q6afe aprsvc:apr-service:4:4: DSP returned error[18] > [ 204.574262] qcom-q6afe aprsvc:apr-service:4:4: AFE enable for port 0x100e failed -22 > [ 204.583561] qcom-q6afe aprsvc:apr-service:4:4: AFE enable for port 0x100e failed -22 > [ 204.591317] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: fail to start AFE port 1 > [ 204.599101] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: ASoC: error at snd_soc_pcm_dai_prepare on HDMI: -22 > [ 204.608501] MultiMedia1: ASoC: hw_free FE MultiMedia1 > [ 204.619781] HDMI: ASoC: hw_free BE HDMI > [ 204.624821] q6afe-dai 17300000.remoteproc:glink-edge:apr:apr-service@4:dais: YOA: q6afe_dai_shutdown > [ 204.628835] MultiMedia1: ASoC: close FE MultiMedia1 > [ 204.637798] HDMI: ASoC: BE HDMI event 2 dir 0 > [ 204.642745] MultiMedia1: ASoC: BE Playback disconnect check for HDMI > [ 204.646987] MultiMedia1: freed DSP Playback path MultiMedia1 -> HDMI > > > Looks like the audio DSP might not be correctly initialized? [ Adding Bjorn & Jeffrey & Rohit ] Right now, I'm thinking I might (??) need the code in sound/soc/qcom/lpass-cpu.c to be called. $ git grep asoc_qcom_lpass_cpu_platform_probe sound/soc/qcom/lpass-apq8016.c: .probe = asoc_qcom_lpass_cpu_platform_probe, sound/soc/qcom/lpass-cpu.c:int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) sound/soc/qcom/lpass-cpu.c:EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_probe); sound/soc/qcom/lpass-ipq806x.c: .probe = asoc_qcom_lpass_cpu_platform_probe, sound/soc/qcom/lpass-msm8998.c: .probe = asoc_qcom_lpass_cpu_platform_probe, sound/soc/qcom/lpass-sc7180.c: .probe = asoc_qcom_lpass_cpu_platform_probe, sound/soc/qcom/lpass-sc7280.c: .probe = asoc_qcom_lpass_cpu_platform_probe, sound/soc/qcom/lpass.h:int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev); For example, lpass-sc7280.c defines "qcom,sc7280-lpass-cpu" Binding: Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml Corresponding DTS in arch/arm64/boot/dts/qcom/sc7280.dtsi lpass_cpu: audio@3987000 { compatible = "qcom,sc7280-lpass-cpu"; reg = <0 0x03987000 0 0x68000>, <0 0x03b00000 0 0x29000>, <0 0x03260000 0 0xc000>, <0 0x03280000 0 0x29000>, <0 0x03340000 0 0x29000>, <0 0x0336c000 0 0x3000>; reg-names = "lpass-hdmiif", "lpass-lpaif", "lpass-rxtx-cdc-dma-lpm", "lpass-rxtx-lpaif", "lpass-va-lpaif", "lpass-va-cdc-dma-lpm"; iommus = <&apps_smmu 0x1820 0>, <&apps_smmu 0x1821 0>, <&apps_smmu 0x1832 0>; power-domains = <&rpmhpd SC7280_LCX>; power-domain-names = "lcx"; required-opps = <&rpmhpd_opp_nom>; clocks = <&lpass_aon LPASS_AON_CC_AUDIO_HM_H_CLK>, <&lpass_core LPASS_CORE_CC_EXT_MCLK0_CLK>, <&lpass_core LPASS_CORE_CC_SYSNOC_MPORT_CORE_CLK>, <&lpass_core LPASS_CORE_CC_EXT_IF0_IBIT_CLK>, <&lpass_core LPASS_CORE_CC_EXT_IF1_IBIT_CLK>, <&lpass_audiocc LPASS_AUDIO_CC_CODEC_MEM_CLK>, <&lpass_audiocc LPASS_AUDIO_CC_CODEC_MEM0_CLK>, <&lpass_audiocc LPASS_AUDIO_CC_CODEC_MEM1_CLK>, <&lpass_audiocc LPASS_AUDIO_CC_CODEC_MEM2_CLK>, <&lpass_aon LPASS_AON_CC_VA_MEM0_CLK>; clock-names = "aon_cc_audio_hm_h", "audio_cc_ext_mclk0", "core_cc_sysnoc_mport_core", "core_cc_ext_if0_ibit", "core_cc_ext_if1_ibit", "audio_cc_codec_mem", "audio_cc_codec_mem0", "audio_cc_codec_mem1", "audio_cc_codec_mem2", "aon_cc_va_mem0"; #sound-dai-cells = <1>; #address-cells = <1>; #size-cells = <0>; interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "lpass-irq-lpaif", "lpass-irq-hdmi", "lpass-irq-vaif", "lpass-irq-rxtxif"; status = "disabled"; }; Is there an equivalent HW block for msm8998? Vendor kernel has no hits for hdmiif. I don't see anything relevant downstream :( Do I need to look at the HW block at address 0xee000000 ? lpass-lpaif could be LPASS_LPA_IF_REG_BASE at LPASS_BASE + 0x00100000 ? Regards