I just installed `5.14.0` version of linux kernel from mainline. Even
after that it shows dummy output and the sound input/output is not
working.
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https://bugs.launchpad.net/bugs/1935850
So, the overall steps would be make a clone of
https://github.com/thesofproject/linux.git
and run following commands
```
sudo apt install build-essential
sudo apt-get build-dep linux-image-`uname -r` #(the running kernel)
```
and after that
copied over current cofig
Removed --> #CONFIG_SYSTEM_
Even ubuntu 20.04 has the same issue. Audio device is shown as dummy
device
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https://bugs.launchpad.net/bugs/1935850
Title:
Dell XPS 17 (9710) PCI/internal sound card not detected
To m
