Re: [Nouveau] [PATCH 1/7] Revert "ACPI / OSI: Add OEM _OSI string to enable dGPU direct output"

From: Rafael J. Wysocki
Date: Mon Oct 21 2019 - 04:14:18 EST


On Mon, Oct 21, 2019 at 4:14 AM Alex Hung <alex.hung@xxxxxxxxxxxxx> wrote:
>
> We have done some tests on three of Intel + nVidia configuration
> systems with OEM _OSI strings removed - while some bugs are still
> observed, ex. one out of three has suspend/resume issues, no system
> crashes were observed - the biggest issue that worries us.
>
> The positive results give us confident to ack the removal of the OEM
> _OSI strings. While our tests were not able to cover all possible I+N
> systems, we are sure we can fix issues along the way. If there aren't
> systems that cannot be fixed without these OEM _OSI strings, these
> strings should probably enable with DMI quirks (possible future
> patches) so they won't affect others.
>
> Acked-by: Alex Hung <alex.hung@xxxxxxxxxxxxx>

OK, thanks!

I can queue this up or if it's better to route it through the DRM
tree, please do that (and let me know).