Public bug reported:
[Impact]
AMD GPU display is blank when set lower resolution than native mode on eDP.
[Fix]
On eDP the invalid modes is set, call mode set for valid modes instead.
[Test]
Tested on hardware, all the modes shown in gnome menu can be set OK.
[Where problems could occur]
It may break AMD display.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2046504
Title:
Fix AMDGPU display on lower resolution modes
Status in linux package in Ubuntu:
New
Bug description:
[Impact]
AMD GPU display is blank when set lower resolution than native mode on eDP.
[Fix]
On eDP the invalid modes is set, call mode set for valid modes instead.
[Test]
Tested on hardware, all the modes shown in gnome menu can be set OK.
[Where problems could occur]
It may break AMD display.
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