[Bug 106597] [vga_switcheroo] commit 07f4f97d7b4bf325d9f558c5b58230387e4e57e0 breaks dpm on Alienware 15R3

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106597

--- Comment #32 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to taijian from comment #30)
> Created attachment 139739 [details] [review]
> patch that seems to fix things for me
> 
> OK, going with Lukas' discovery, I have rebuild my kernel from
> drm-next-4.18-wip, applying the attached patch, reversing the atpx quirk
> discussed earlier, and also applying the debug patch (dmesg comes in the
> next post). 
> 
> And voilà: It seems to be fixed, AFAIK! YAY!

Just to be clear, it works fine without the ATPX quirk if you apply the HDA
fix?  Should I revert the ATPX quirk?

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