uname -a aplay -l amixer -c0 sset 'IEC958',0 on amixer -c0 sset 'IEC958',1 on amixer -c0 sset 'IEC958',2 on speaker-test -D pipewire -c2 -t sine -f 440 -l 2 ubuntu@ubuntu:~$ uname -a aplay -l amixer -c0 sset 'IEC958',0 on amixer -c0 sset 'IEC958',1 on amixer -c0 sset 'IEC958',2 on speaker-test -D pipewire -c2 -t sine -f 440 -l 2 Linux ubuntu 6.17.0-14-generic #14~24.04.1-Ubuntu SMP PREEMPT_DYNAMIC Thu Jan 15 15:52:10 UTC 2 x86_64 x86_64 x86_64 GNU/Linux **** List of PLAYBACK Hardware Devices **** card 0: sofrt5682 [sof-rt5682], device 0: Port1 (*) [] Subdevices: 0/1 Subdevice #0: subdevice #0 card 0: sofrt5682 [sof-rt5682], device 2: HDMI1 (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: sofrt5682 [sof-rt5682], device 3: HDMI2 (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: sofrt5682 [sof-rt5682], device 4: HDMI3 (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',2 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] speaker-test 1.2.9 Playback device is pulse Stream parameters are 48000Hz, S16_LE, 2 channels Sine wave rate is 440.0000Hz ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM pulse Playback open error: -2,No such file or directory ubuntu@ubuntu:~$ ^C ubuntu@ubuntu:~$ ------------------------------------------------------------ ./scripts/install-kaisa-ucm-overlay.sh systemctl --user restart wireplumber pipewire pipewire-pulse ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ ./scripts/install-kaisa-ucm-overlay.sh systemctl --user restart wireplumber pipewire pipewire-pulse >>> 安装 UCM2 -> /usr/share/alsa/ucm2/ >>> 安装 WirePlumber Lua -> /usr/share/wireplumber/main.lua.d/ >>> 重启用户 pipewire 栈 完成。请先验证 UCM 能解析（应列出 HiFi，不应报 parse 错误）： alsaucm -c sof-rt5682 list _verbs 再按 docs/linux-hdmi/OPERATION_PipeWire_Kaisa_UCM_HiFi.md 验收 pactl / GNOME。 ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ --------------------------------------------------------- pactl set-card-profile "$(pactl list cards short | awk '/cml_rt5682/ {print $2; exit}')" HiFi chromebox_10th_audio_driver$ pactl set-card-profile "$(pactl list cards short | awk '/cml_rt5682/ {print $2; exit}')" HiFi Command 'pactl' not found, but can be installed with: sudo apt install pulseaudio-utils Command 'pactl' not found, but can be installed with: sudo apt install pulseaudio-utils ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ $ alsaucm -c sof-rt5682 list _verbs pactl list cards 0: HiFi Kaisa (sof-rt5682): Port1 + HDMI1/2/3 (Jack-driven) Card #44 Name: alsa_card.pci-0000_00_1f.3-platform-cml_rt5682_def Driver: alsa Owner Module: n/a Properties: api.acp.auto-port = "true" api.acp.auto-profile = "false" api.alsa.card = "0" api.alsa.card.longname = "Google-Kaisa-rev4" api.alsa.card.name = "sof-rt5682" api.alsa.path = "hw:0" api.alsa.use-acp = "true" api.alsa.use-ucm = "true" api.dbus.ReserveDevice1 = "Audio0" device.api = "alsa" device.bus = "pci" device.bus_path = "pci-0000:00:1f.3-platform-cml_rt5682_def" device.description = "Comet Lake PCH-LP cAVS" device.enum.api = "udev" device.icon_name = "audio-card-analog-pci" device.name = "alsa_card.pci-0000_00_1f.3-platform-cml_rt5682_def" device.nick = "sof-rt5682" device.plugged.usec = "9856418" device.product.id = "0x02c8" device.product.name = "Comet Lake PCH-LP cAVS" device.profile = "pro-audio" device.subsystem = "sound" sysfs.path = "/devices/pci0000:00/0000:00:1f.3/cml_rt5682_def/sound/card0" device.vendor.id = "0x8086" device.vendor.name = "Intel Corporation" media.class = "Audio/Device" factory.id = "14" client.id = "37" object.id = "44" object.serial = "44" object.path = "alsa:pcm:0" alsa.card = "0" alsa.card_name = "sof-rt5682" alsa.long_card_name = "Google-Kaisa-rev4" alsa.driver_name = "snd_soc_sof_rt5682" alsa.mixer_name = "Intel Kabylake HDMI" alsa.components = "HDA:8086280b,80860101,00100000" alsa.id = "sofrt5682" device.string = "0" Profiles: off: Off (sinks: 0, sources: 0, priority: 0, available: yes) pro-audio: Pro Audio (sinks: 4, sources: 3, priority: 1, available: yes) Active Profile: pro-audio ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ pactl list cards Card #44 Name: alsa_card.pci-0000_00_1f.3-platform-cml_rt5682_def Driver: alsa Owner Module: n/a Properties: api.acp.auto-port = "true" api.acp.auto-profile = "false" api.alsa.card = "0" api.alsa.card.longname = "Google-Kaisa-rev4" api.alsa.card.name = "sof-rt5682" api.alsa.path = "hw:0" api.alsa.use-acp = "true" api.alsa.use-ucm = "true" api.dbus.ReserveDevice1 = "Audio0" device.api = "alsa" device.bus = "pci" device.bus_path = "pci-0000:00:1f.3-platform-cml_rt5682_def" device.description = "Comet Lake PCH-LP cAVS" device.enum.api = "udev" device.icon_name = "audio-card-analog-pci" device.name = "alsa_card.pci-0000_00_1f.3-platform-cml_rt5682_def" device.nick = "sof-rt5682" device.plugged.usec = "9856418" device.product.id = "0x02c8" device.product.name = "Comet Lake PCH-LP cAVS" device.profile = "pro-audio" device.subsystem = "sound" sysfs.path = "/devices/pci0000:00/0000:00:1f.3/cml_rt5682_def/sound/card0" device.vendor.id = "0x8086" device.vendor.name = "Intel Corporation" media.class = "Audio/Device" factory.id = "14" client.id = "37" object.id = "44" object.serial = "44" object.path = "alsa:pcm:0" alsa.card = "0" alsa.card_name = "sof-rt5682" alsa.long_card_name = "Google-Kaisa-rev4" alsa.driver_name = "snd_soc_sof_rt5682" alsa.mixer_name = "Intel Kabylake HDMI" alsa.components = "HDA:8086280b,80860101,00100000" alsa.id = "sofrt5682" device.string = "0" Profiles: off: Off (sinks: 0, sources: 0, priority: 0, available: yes) pro-audio: Pro Audio (sinks: 4, sources: 3, priority: 1, available: yes) Active Profile: pro-audio ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$ pactl list short sinks 45 alsa_output.pci-0000_00_1f.3-platform-cml_rt5682_def.pro-output-0 PipeWire s24-32le 2ch 48000Hz IDLE 46 alsa_output.pci-0000_00_1f.3-platform-cml_rt5682_def.pro-output-2 PipeWire s32le 2ch 48000Hz SUSPENDED 47 alsa_output.pci-0000_00_1f.3-platform-cml_rt5682_def.pro-output-3 PipeWire s32le 2ch 48000Hz SUSPENDED 48 alsa_output.pci-0000_00_1f.3-platform-cml_rt5682_def.pro-output-4 PipeWire s32le 2ch 48000Hz SUSPENDED ubuntu@ubuntu:/media/ubuntu/5911bd26-2b5e-4275-a627-b51f558cfd38/home/jack/文档/ chromebox_10th_audio_driver$