[Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after a random number of suspend/resume cycles

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

--- Comment #23 from Dan Martins (dan.martins@xxxxxxxx) ---
(In reply to Dan Martins from comment #21)
> (In reply to Mario Limonciello (AMD) from comment #19)
> > Can you please dump teh values from all of these MSR's from userspace while
> > in a reproduced state?

> In reproduced state, where all cores are stuck at ~544MHz, MSR_AMD_CPPC_REQ
> values appear to have wrapped around?

Ignore comment about values wrapping around, it appears the upper byte is set
when I adjust PPD from performance (0x00) to balanced (0x80) and powersave
(0xFF). I must have adjusted this between reboots.

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