[Mesa-dev] [Bug 97260] R9 290 low performance in Linux 4.7

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97260

--- Comment #64 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to alvarex from comment #63)
> If I remove the line "adev->ddev->mode_config.async_page_flip = true;" from
> the files on comment 17, and boot with radeon.dpm=0 radeon.runpm=0. That
> will trigger the bug, on Tombraider for expample it will run at 9FPS when
> previously running at 75FPS, on amdgpu.

When you set radoen.dpm=0 low performance is expected because you've disabled
the power management so the card stays at it's low boot up clocks.  You
shouldn't mess with the radeon.dpm option for this issue.

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