[Bug 109017] The drop in resolution with AMD Kaveri

[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

Michel Dänzer <michel@daenzer.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Product|xorg                        |DRI
          Component|Driver/AMDgpu               |DRM/AMDgpu
         QA Contact|xorg-team@lists.x.org       |
           Assignee|xorg-driver-ati@lists.x.org |dri-devel@lists.freedesktop
                   |                            |.org

--- Comment #4 from Michel Dänzer <michel@daenzer.net> ---
Looks like the kernel driver fails to retrieve the EDID of the monitor. Does

 amdgpu.dc=1

on the kernel command line help? If not, please attach the corresponding logs
again.

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

--- Comment #5 from Dmitry <terapy-session@bk.ru> ---
Not do. On this version of the kernel, it is by default dc=1

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

--- Comment #6 from Michel Dänzer <michel@daenzer.net> ---
Please try it anyway. The attached dmesg shows DC being disabled.

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

--- Comment #7 from Dmitry <terapy-session@bk.ru> ---
With the option DC=1 in the black screen. accordingly, dmesg can't do

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

--- Comment #8 from Alex Deucher <alexdeucher@gmail.com> ---
Please attach your dmesg output and xorg log with amdgpu.dc=1

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

--- Comment #9 from Dmitry <terapy-session@bk.ru> ---
Now the bug does not appear. Perhaps this is due to the fact that I set all the
parameters before installing Arch, or it was fixed.

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[Bug 109017] The drop in resolution with AMD Kaveri

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https://bugs.freedesktop.org/show_bug.cgi?id=109017

Martin Peres <martin.peres@free.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |MOVED

--- Comment #10 from Martin Peres <martin.peres@free.fr> ---
-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been
closed from further activity.

You can subscribe and participate further through the new bug through this link
to our GitLab instance: https://gitlab.freedesktop.org/drm/amd/issues/646.

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