[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

            Bug ID: 99459
           Summary: Performace drop on AMD TONGA(380x) on kernels 4.9 and
                    4.10RC3
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel@lists.freedesktop.org
          Reporter: somebody1121@gmail.com

Created attachment 129046
  --> https://bugs.freedesktop.org/attachment.cgi?id=129046&action=edit
Performance drop

Performance drop beyond kernel 4.8 on games like alien isolation(heavy fps
drop), pillars of eternity or tomb raider due to higher cpu usage. GPU AMD
TONGA, latest mesa-git, xorg 1.19.1.

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[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

--- Comment #1 from Michel Dänzer <michel@daenzer.net> ---
Can you bisect?

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[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

--- Comment #2 from Christian König <deathsimple@vodafone.de> ---
Could be the same problem I've fixed with
http://www.spinics.net/lists/dri-devel/msg129439.html.

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[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

--- Comment #3 from Alex Deucher <alexdeucher@gmail.com> ---
Can you attach your dmesg output?  Please make sure you you have the latest
firmware.  Might be the same issue as:
https://bugzilla.kernel.org/show_bug.cgi?id=192921

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[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

[bugzilla-daemon]

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

--- Comment #4 from Miguel Granda Martínez <somebody1121@gmail.com> ---
Created attachment 129072
  --> https://bugs.freedesktop.org/attachment.cgi?id=129072&action=edit
dmesg

dmesg output

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[Bug 99459] Performace drop on AMD TONGA(380x) on kernels 4.9 and 4.10RC3

[bugzilla-daemon]

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https://bugs.freedesktop.org/show_bug.cgi?id=99459

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

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

--- Comment #5 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/128.

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