[Bug 111922] amdgpu fails to resume on 5.2 kernel [regression]

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111922

--- Comment #7 from Pierre Ossman <pierre-bugzilla at ossman.eu> ---
I finally got a build environment set up, and the winner is:

> df8368be1382b442384507a5147c89978cd60702 is the first bad commit
> commit df8368be1382b442384507a5147c89978cd60702
> Author: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>
> Date:   Wed Feb 27 12:56:36 2019 -0500
> 
>     drm/amdgpu: Bump amdgpu version for per-flip plane tiling updates
>     
>     To help xf86-video-amdgpu and mesa know DC supports updating the
>     tiling attributes for a framebuffer per-flip.
>     
>     Cc: Michel Dänzer <michel at daenzer.net>
>     Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>
>     Acked-by: Alex Deucher <alexander.deucher at amd.com>
>     Reviewed-by: Marek Olšák <marek.olsak at amd.com>
>     Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> 
> :040000 040000 06a7975c484e74ebdaa4ccf9ee1dc5dac7a0abc9 ab68acde511d49b3f96818066bba35f255ce1656 M	drivers

Which seems extremely odd given the contents of that commit. But I guess it
makes userspace change behaviour in a way that provokes the bug?

I don't think bisect will get me further. Help?

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