我无法从 ThinkPad TB3 底座的耳机插孔获取声音。
音频接口由 pulseaudio 检测到，但是当我将其定义为通过 输出时，没有声音通过pavucontrol。
输出pacmd list-sinks：
2 sink(s) available.
* index: 1
name: <alsa_output.pci-0000_00_1f.3.analog-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: SUSPENDED
suspend cause: IDLE
priority: 9959
volume: front-left: 51116 / 78% / -6.48 dB, front-right: 51116 / 78% / -6.48 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 0.00 ms
max request: 0 KiB
max rewind: 0 KiB
monitor source: 2
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 0
configured latency: 0.00 ms; range is 0.50 .. 371.52 ms
card: 1 <alsa_card.pci-0000_00_1f.3>
module: 7
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "ALC3266 Analog"
alsa.id = "ALC3266 Analog"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "0"
alsa.card_name = "HDA Intel PCH"
alsa.long_card_name = "HDA Intel PCH at 0xed128000 irq 183"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:1f.3"
sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
device.bus = "pci"
device.vendor.id = "8086"
device.vendor.name = "Intel Corporation"
device.product.id = "a171"
device.form_factor = "internal"
device.string = "front:0"
device.buffering.buffer_size = "65536"
device.buffering.fragment_size = "32768"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
device.description = "Built-in Audio Analog Stereo"
alsa.mixer_name = "Realtek ALC3266"
alsa.components = "HDA:10ec0298,102807be,00100103 HDA:8086280b,80860101,00100000"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
ports:
analog-output-speaker: Speakers (priority 10000, latency offset 0 usec, available: unknown)
properties:
device.icon_name = "audio-speakers"
analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-headphones"
active port: <analog-output-speaker>
index: 2
name: <alsa_output.usb-Lenovo_ThinkPad_Thunderbolt_3_Dock_USB_Audio_000000000000-00.analog-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: RUNNING
suspend cause:
priority: 9049
volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 28.47 ms
max request: 4 KiB
max rewind: 344 KiB
monitor source: 5
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 1
linked by: 1
configured latency: 23.22 ms; range is 0.50 .. 2000.00 ms
card: 0 <alsa_card.usb-Lenovo_ThinkPad_Thunderbolt_3_Dock_USB_Audio_000000000000-00>
module: 6
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "ThinkPad Thunderbolt 3 Dock USB"
alsa.long_card_name = "Lenovo ThinkPad Thunderbolt 3 Dock USB at usb-0000:0b:00.0-1, full speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:0b:00.0-usb-0:1:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:1d.6/0000:06:00.0/0000:07:01.0/0000:09:00.0/0000:0a:00.0/0000:0b:00.0/usb3/3-1/3-1:1.0/sound/card1"
udev.id = "usb-Lenovo_ThinkPad_Thunderbolt_3_Dock_USB_Audio_000000000000-00"
device.bus = "usb"
device.vendor.id = "17ef"
device.vendor.name = "Lenovo"
device.product.id = "306a"
device.product.name = "ThinkPad Thunderbolt 3 Dock USB Audio"
device.serial = "Lenovo_ThinkPad_Thunderbolt_3_Dock_USB_Audio_000000000000"
device.string = "front:1"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
device.description = "ThinkPad Thunderbolt 3 Dock USB Audio Analog Stereo"
alsa.mixer_name = "USB Mixer"
alsa.components = "USB17ef:306a"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
ports:
analog-output: Analog Output (priority 9900, latency offset 0 usec, available: unknown)
properties:
active port: <analog-output>
有什么建议吗？谢谢 :)
答案1
通过升级到内核 4.5.9 解决