This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1841139 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1841139 Title: monitor hotplug not working as external d-sub or display port connect amd gpu and internal lcd connect to intel gpu. Status in OEM Priority Project: Confirmed Status in linux package in Ubuntu: Incomplete Bug description: Platform: dell 5420 / 5424 with AMD GPU. D-SUB or display port hot plug won't work in bionic with bionic kernel oem 4.15 -1048 and oem-osp1 5.0 -1016. It can be work around with amdgpu.runpm=0 kernel parameter, with the price of higher power consumption. As install bios 89.7.48 + Kernel: 4.15.0-1043-oem + amdgpu: amdgpu-pro-19.10-793418 The hotplug works. However, no DP audio (unless boot with DP plugged). To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1841139/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp