[Bug 202657] New: amdgpu.dc=0 coupled with amdgpu.audio=0 causes fullscreen flickering with dvi-d to vga monitor setup (Polaris)

bugzilla-daemon at bugzilla.kernel.org bugzilla-daemon at bugzilla.kernel.org
Sat Feb 23 17:35:51 UTC 2019


https://bugzilla.kernel.org/show_bug.cgi?id=202657

            Bug ID: 202657
           Summary: amdgpu.dc=0 coupled with amdgpu.audio=0 causes
                    fullscreen flickering with dvi-d to vga monitor setup
                    (Polaris)
           Product: Drivers
           Version: 2.5
    Kernel Version: All
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri at kernel-bugs.osdl.org
          Reporter: eutychios23 at gmail.com
        Regression: No

Hello i discovered, that when using "amdgpu.dc=0 amdgpu.audio=0" krenel
parameters in a dvi-d to vga monitor setup i get screen flickering with full
screen video players and redshift.If i use only "amdgpu.dc=0" there is no
screen flickering but hdmi audio is enabled (which is useless in my setup)

gpu: RX 550

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