Não há som no Ubuntu 17.10 Intel Atom, 3.5mm Jack, mas joga via HDMI

Question

Tenho o Ubuntu 17.10 no processador Intel Atom. O áudio não toca via tomada de 3,5 mm, mas joga via HDMI. Quando executo alsamixer , ele diz This sound device does not have any controls . Este é o instantâneo da saída do comando alsa-info . não cabe totalmente, então aqui está a informação

completa

!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Thu Mar  8 12:11:35 UTC 2018


!!Linux Distribution
!!------------------

Ubuntu 17.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 17.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 17.10" HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=artful


!!DMI Information
!!---------------

Manufacturer:      To be filled by O.E.M.
Product Name:      To be filled by O.E.M.
Product Version:   To be filled by O.E.M.
Firmware Version:  5.6.5


!!Kernel Information
!!------------------

Kernel release:    4.13.0-36-generic
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         x86_64
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k4.13.0-36-generic
Library version:    1.1.3
Utilities version:  1.1.3


!!Loaded ALSA modules
!!-------------------

snd_hdmi_lpe_audio
snd_soc_sst_bytcr_rt5640


!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes


!!Soundcards recognised by ALSA
!!-----------------------------

 0 [Audio          ]: HdmiLpeAudio - Intel HDMI/DP LPE Audio
                      Intel HDMI/DP LPE Audio
 1 [bytcrrt5640    ]: bytcr-rt5640 - bytcr-rt5640
                      AMICorporation-TobefilledbyO.E.M.-TobefilledbyO.E.M.-AptioCRB


!!PCI Soundcards installed in the system
!!--------------------------------------

00:03.0 Multimedia controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Camera ISP (rev 0f)


!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------



!!Modprobe options (Sound related)
!!--------------------------------

snd_pcsp: index=-2
snd_usb_audio: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_usb_audio: index=-2
snd_usb_caiaq: index=-2
snd_usb_ua101: index=-2
snd_usb_us122l: index=-2
snd_usb_usx2y: index=-2
snd_cmipci: mpu_port=0x330 fm_port=0x388
snd_pcsp: index=-2
snd_usb_audio: index=-2


!!Loaded sound module options
!!---------------------------

!!Module: snd_hdmi_lpe_audio
    id : (null)
    index : -1

!!Module: snd_soc_sst_bytcr_rt5640
    quirk : 0


!!ALSA Device nodes
!!-----------------

crw-rw----  1 root audio 116,  9 Mar  8 13:35 /dev/snd/comprC1D2
crw-rw----  1 root audio 116,  2 Mar  8 13:35 /dev/snd/controlC0
crw-rw----  1 root audio 116,  5 Mar  8 13:35 /dev/snd/controlC1
crw-rw----  1 root audio 116,  3 Mar  8 14:08 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  4 Mar  8 13:35 /dev/snd/pcmC0D1p
crw-rw----  1 root audio 116,  7 Mar  8 13:35 /dev/snd/pcmC1D0c
crw-rw----  1 root audio 116,  6 Mar  8 13:35 /dev/snd/pcmC1D0p
crw-rw----  1 root audio 116,  8 Mar  8 13:35 /dev/snd/pcmC1D1p
crw-rw----  1 root audio 116,  1 Mar  8 13:35 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Mar  8 13:35 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  80 Mar  8 13:35 .
drwxr-xr-x 3 root root 260 Mar  8 13:35 ..
lrwxrwxrwx 1 root root  12 Mar  8 13:35 pci-0000:00:02.0-platform-hdmi-lpe-audio -> ../controlC0
lrwxrwxrwx 1 root root  12 Mar  8 13:35 platform-bytcr_rt5640 -> ../controlC1


!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: Audio [Intel HDMI/DP LPE Audio], device 0: HdmiLpeAudio [Intel HDMI/DP LPE Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: Audio [Intel HDMI/DP LPE Audio], device 1: HdmiLpeAudio [Intel HDMI/DP LPE Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: bytcrrt5640 [bytcr-rt5640], device 0: Baytrail Audio (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: bytcrrt5640 [bytcr-rt5640], device 1: Deep-Buffer Audio (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 1: bytcrrt5640 [bytcr-rt5640], device 0: Baytrail Audio (*) []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

O que mais posso fazer?