From: bugzilla-daemon@kernel.org
To: platform-driver-x86@vger.kernel.org
Subject: [Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after a random number of suspend/resume cycles
Date: Mon, 22 Jan 2024 01:53:23 +0000 [thread overview]
Message-ID: <bug-218305-215701-v5jwX1guqD@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-218305-215701@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=218305
--- Comment #23 from Dan Martins (dan.martins@zoho.com) ---
(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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next prev parent reply other threads:[~2024-01-22 1:53 UTC|newest]
Thread overview: 156+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-24 7:21 [Bug 218305] New: Ryzen 7 7840HS gets stuck at 544MHz frequency after a random number of suspend/resume cycles bugzilla-daemon
2023-12-24 7:27 ` [Bug 218305] " bugzilla-daemon
2023-12-24 7:30 ` bugzilla-daemon
2023-12-24 15:03 ` bugzilla-daemon
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2024-01-22 1:53 ` bugzilla-daemon [this message]
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2024-03-06 17:17 ` [Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after resuming after unplugging the power cord during sleep bugzilla-daemon
2024-03-06 17:38 ` bugzilla-daemon
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