Hi!

> From: David E. Box <david.e.box@linux.intel.com>
> 
> [ Upstream commit c9f86d6ca6b5e23d30d16ade4b9fff5b922a610a ]
> 
> The DMI callbacks, used for quirks, currently access the PMC by getting
> the address a global pmc_dev struct. Instead, have the callbacks set a
> global quirk specific variable. In probe, after calling dmi_check_system(),
> pass pmc_dev to a function that will handle each quirk if its variable
> condition is met. This allows removing the global pmc_dev later.

This does not fix a bug.. it is preparation for further cleanups that
are not queued to 5.10 stable. So this should not be in 5.10 either.

Best regards,
								Pavel

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