** Description changed:

  ubiquity calls
  ```
  ubuntu-drivers install $FREEONLY $NOOEM --package-list 
/run/ubuntu-drivers.autoinstall
  ```
  to generate package list during live system but "ubuntu-drivers install" not 
only install packages but also create some config files for switching nvidia 
mode (e.g. on-demand) and change the runtime config as well (e.g. modify the 
iniramfs).
  
  Thus, not only package list needs to be referred but also the
  configuration.
  
  ---
  
  In ubuntu-drivers-common, which read the "/run/ubuntu-drivers.autoinstall" to 
install package. It also skipping the nvidia-mode changing (made by 
ubuntu-drivers install).
  ```
  $ cat ubiquity/target-config/31ubuntu_driver_packages
  #!/bin/sh
  set -e
  
  # install all packages that "ubuntu-drivers autoinstall" installed into the
  # live system. Ubiquity calls this with --package-list 
/run/ubuntu-drivers.autoinstall
  
  PKGLIST=/run/ubuntu-drivers.autoinstall
  [ -e $PKGLIST ] || exit 0
  
  for p in `cat $PKGLIST`; do
      apt-install $p
  done
  ```
  
  ---
  
  We need to use a same approach to make sure the nvidia mode is same on a
  same system (either all handing by ubuntu-drivers install or change the
  logic to maintainer script in each package).
  
  ---
  
  [Impact]
  
-  * According to Nvidia README, the RTD3 (Runtime D3) doesn't support on 
non-laptop machine
-  * Patch make system not enable RTD3 unless it's a laptop
-  * Install Ubuntu with "third-party packages" enabled, will not get same
-    GPU configuration by running "ubuntu-drivers install"
+  * According to Nvidia README, the RTD3 (Runtime D3) doesn't support on 
non-laptop machine
+  * Patch make system not enable RTD3 unless it's a laptop
+  * Install Ubuntu with "third-party packages" enabled, will not get same
+    GPU configuration by running "ubuntu-drivers install"
  
  [Test Plan]
  
-  * Install Ubuntu on machine with "third-party packages" enabled
-  * On laptop with Nvidia RTD3 supported GPU. The configuration file 
'/run/nvidia_runtimepm_supported' will be created.
-  * Execute "prime-select query" should get "on-demand"
+  * Install Ubuntu on machine with "third-party packages" enabled
+  * On laptop with Nvidia RTD3 supported GPU. The configuration file 
'/run/nvidia_runtimepm_supported' will be created.
+  * Execute "prime-select query" should get "on-demand"
  
  [Where problems could occur]
  
-  * With non-laptop machine use RTD3 supported GPU may use more power
+  * With non-laptop machine use RTD3 supported GPU may use more power
  
  [Other Info]
+ 
+  * For RTD3 (Runtime D3) doesn't support on non-laptop machine, refer to
+ https://bugs.launchpad.net/oem-priority/+bug/1942788

** Changed in: ubuntu-drivers-common (Ubuntu Focal)
     Assignee: (unassigned) => Dirk Su (dirksu)

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https://bugs.launchpad.net/bugs/1943816

Title:
  "ubuntu-drivers install" needs to be used when installing nvidia-
  driver if enabling "third-party packages"

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