https://bugzilla.kernel.org/show_bug.cgi?id=201183
Bug ID: 201183 Summary: AMDGPU Dual displays and only DP screen works after grub. Product: Drivers Version: 2.5 Kernel Version: 4.18.* Hardware: Intel OS: Linux Tree: Mainline Status: NEW Severity: high Priority: P1 Component: Video(DRI - non Intel) Assignee: drivers_video-dri@kernel-bugs.osdl.org Reporter: marten.b@gmail.com Regression: No
Created attachment 278653 --> https://bugzilla.kernel.org/attachment.cgi?id=278653&action=edit kernel 4.18.7 dmesg
Kernel 4.17 is working but the last 2 versions of 4.18.* will not register my HDMI TV connected to an RX 480.
I have a Dell LCD on DP and an LG TV on HDMI.
If I unplug the DP display after grub screen the computer will have no display.