https://bugzilla.kernel.org/show_bug.cgi?id=203339
Bug ID: 203339
Summary: AMDGPU: virtual_display disables physical outputs
Product: Drivers
Version: 2.5
Kernel Version: 5.0.7
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
Assignee: drivers_video-...@kernel-bugs.osdl.org
Reporter: parker.l.r...@gmail.com
Regression: No
Created attachment 282351
--> https://bugzilla.kernel.org/attachment.cgi?id=282351&action=edit
Kernel log
Unable to tell if this is intended or if caused by a crash.
I have a monitor connected via HDMI. When I use the virtual_display kernel
parameter, only the virtual displays show up.
amdgpu.virtual_display=0000:07:00.0,2
Original patchset doesn't mention this usecase.
https://lists.freedesktop.org/archives/amd-gfx/2016-August/001058.html
Kernel log attached shows some crashes related to dce_virtual_crtc
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