22.04 LTS无声音-英特尔声卡snd_hda_intel不工作

Question

$ aplay -l
**** Lista de PLAYBACK dispositivos hardware ****
tarjeta 0: PCH [HDA Intel PCH], dispositivo 3: Generic Digital [Generic Digital]
  Subdispositivos: 1/1
  Subdispositivo #0: subdevice #0

$ cat /proc/asound/modules
 0 snd_hda_intel

$ lspci -v | grep -A7 -i "audio"
00:1f.3 Multimedia audio controller: Intel Corporation Comet Lake PCH-LP cAVS
    Subsystem: QUANTA Computer Inc Comet Lake PCH-LP cAVS
    Flags: bus master, fast devsel, latency 32, IRQ 16
    Memory at b121c000 (64-bit, non-prefetchable) [size=16K]
    Memory at b1000000 (64-bit, non-prefetchable) [size=1M]
    Capabilities: 
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel, snd_sof_pci_intel_cnl

##grub##
GRUB_CMDLINE_LINUX_DEFAULT="loglevel=3 snd_hda_intel.dmic_detect=0"

Answer 1

在我的例子中，内核驱动程序使用的是snd_sof 1而不是snd_hda_intel 1，但是这个修复可能也适用于您。

尝试将其添加到alsa-base.conf中：

options snd-hda-intel dmic_detect=0

当然，之后再重新启动