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SubjectRE: Subtle semantic issue with sleep callbacks in drivers

> All I am saying is that on Windows, the driver gets no help from the
> BIOS, APM, or ACPI, but yet it restores the video to full working
> condition. I understand that this sounds complicated, but since there is
> an implementation that already does this then I think we have to assume
> it's possible. :) Perhaps we should start with older, simpler gfx hw, or
> maybe POST the bios, but only as an interim solution until gfx drivers
> get better in this area.

It's definitely possible as MacOS does that as well. But I doubt
the card vendors will ever provide us with the necessary informations...


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