====== Ubuntu - dkms - Check dkms status ======

<code bash>
dkms status
</code>

returns:

<code bash>
amdgpu/5.18.13-1580598.22.04, 5.19.0-45-generic, x86_64: installed
</code>

<WRAP info>
**NOTE:**  This shows there is a amdgpu dkms module.

  * This is located in **/var/lib/dkms**.

</WRAP>

----

===== If an error is seen =====

<code bash>
dkms status
</code>

returns:

<code bash>
Error! Could not locate dkms.conf file.
File: /var/lib/dkms/amdgpu/5.18.13-1577590.22.04/source/dkms.conf does not exist.
</code>

<WRAP info>
**NOTE:**  dkms relies upon the **source/dmks.conf file**.

  * If this file is not found then dkms reports an error.

</WRAP>

----

===== Find the offending module =====

<code bash>
for i in /var/lib/dkms/*/[^k]*/source; do [ -e "$i" ] || echo "$i";done
</code>

returns:

<code bash>
/var/lib/dkms/amdgpu/5.18.13-1577590.22.04/source/
</code>

<WRAP info>
**NOTE:**  This confirms the offending module.
</WRAP>

----

==== To fix the dkms error ====

Go to the **/var/lib/dkms** directory for the specific module reporting the error.

<code bash>
cd /var/lib/dkms/amdgpu
</code>

<WRAP info>
**NOTE:**  In this example, the amdgpu module having the issue
</WRAP>

----

==== Check what is installed in that directory ====

<code bash>
ls -al /var/lib/dkms/amdgpu/
</code>

returns:

<code bash>
total 8.0K
drwxr-xr-x 3 root root 4.0K Jun  2 15:19 5.18.13-1577590.22.04/
drwxr-xr-x 3 root root 4.0K Jun 16 02:06 5.18.13-1580598.22.04/
lrwxrwxrwx 1 root root   46 Jun 16 02:06 kernel-5.19.0-45-generic-x86_64 -> 5.18.13-1580598.22.04/5.19.0-45-generic/x86_64/
</code>

<WRAP info>
**NOTE:**  This shows 2 directories; and a link.

  * with the top one being reported as causing the error, when **dkms status** command is run.

  * The link and the associated directory it points to, are okay!

</WRAP>

----

==== Remove the offending directory ====

<code bash>
sudo mv 5.18.13-1577590.22.04/ /home/peter/dkms_amd/
</code>

<WRAP info>
**NOTE:**  For safety, the directory is just moved away to a backup directory, just in case it might be needed to be restored back.
</WRAP>

<WRAP alert>
**WARNING:**  Do not remove the directory that is associated with the link, or __all__ the sub-directories!

  * This __WILL__ result in Ubuntu not being able to boot properly!

{{:ubuntu:dkms:linux_-_boot_-_problem.png?400|}}

</WRAP>

----

==== Check again what is installed in that directory ====

<code bash>
ls -al /var/lib/dkms/amdgpu/
</code>

returns:

<code bash>
total 8.0K
drwxr-xr-x 3 root root 4.0K Jun 16 02:06 5.18.13-1580598.22.04/
lrwxrwxrwx 1 root root   46 Jun 16 02:06 kernel-5.19.0-45-generic-x86_64 -> 5.18.13-1580598.22.04/5.19.0-45-generic/x86_64/
</code>

<WRAP info>
**NOTE:**  This shows only 1 directory.

  * with the link also pointing to this directory too.
</WRAP>

----

==== Check that the module source does exist ====

The source of the actual module is found in **/usr/src**.  

The link, in **/var/lib/dkms/amdgpu** should be pointing to the actual source.

<code bash>
ls /usr/src/amdgpu-5.18.13-1580598.22.04/
</code>

returns:

<code bash>
amd  dkms.conf  drm_gem_ttm_helper.c  firmware  include  Makefile  scheduler  ttm
</code>

<WRAP info>
**NOTE:**  Good!  

  * This shows that the dkms link does point to actual source.
</WRAP>

----

===== Rebuild dkms modules =====

Rebuild all modules for the currently running kernel:

<code bash>
dkms autoinstall
</code>

<WRAP info>
**NOTE:**  If this does not return errors then it has worked!
</WRAP>

----

===== Retry to check dkms status =====

To see if the above changes have corrected the error.

<code bash>
dkms status
</code>

returns:

<code bash>
amdgpu/5.18.13-1580598.22.04, 5.19.0-45-generic, x86_64: installed
</code>

<WRAP info>
**NOTE:**  This shows there is a amdgpu dkms module.

  * The error has been corrected.

</WRAP>

----

===== Update Kernel Modules =====

<code bash>
sudo update-initramfs -u
</code>

returns:

<code bash>
[sudo] password for peter: 
update-initramfs: Generating /boot/initrd.img-5.19.0-45-generic
W: Possible missing firmware /lib/firmware/amdgpu/ip_discovery.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/vega10_cap.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi12_cap.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/psp_13_0_10_sos.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/aldebaran_cap.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_imu.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_rlc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_mec.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_me.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_pfp.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_0_toc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/sdma_6_0_3.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/sienna_cichlid_mes1.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi10_mes.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_mes1.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/gc_11_0_3_mes.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/smu_13_0_10.bin for module amdgpu
</code>

<WRAP info>
**NOTE:**  The warnings indicate that some firmware files are not found.

  * It is suggested to download the latest firmware and add the missing files into the specific directories being shown here.
</WRAP>