[Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after resuming after unplugging the power cord during sleep

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https://bugzilla.kernel.org/show_bug.cgi?id=218305

--- Comment #80 from Artem S. Tashkinov (aros@xxxxxxx) ---
(In reply to Mario Limonciello (AMD) from comment #79)
> > Mario, how come two unrelated vendors have the same EC bug? ;-)
> 
> All I can do is hypothesize. Maybe they licensed the same EC? Maybe they use
> the same ODM?
> 
> > Maybe AMD released something buggy to its partners in the first place? ;-)
> 
> AMD doesn't release EC code, this is proprietary to OEMs. I have tried; I
> can't reproduce on reference hardware.
> 
> Fwiw I have also tried to reproduce this on a Framework laptop which has an
> open source EC and can't reproduce there either.

Got it. I thought the EC code is sourced by AMD.

But that makes it even more suspicious. Why would such a critical component be
outsourced?

That almost sounds like a recipe for a disaster. Possibly even a security
issue?

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