From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 05423137D for ; Sat, 20 Jan 2024 05:48:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705729718; cv=none; b=r2Op40cJOsJJBeO6OoGdKhT9WQ9W8pkC703dzVnphBQkj33N9Kg0di9RXpE9gGZNBsZuGOzf7Fo6Ge4fBGLAp1aIyVVT8azycXA8L6puj2zWY2bMmvjNKZJygWfi/flv23CQFS+MlGHCuENOdJ2c0HvCkP2HN7HOo2NzDK8uAd4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705729718; c=relaxed/simple; bh=w/vJ3qWRBycU4bKjbcKu/cRFZ2wl4FBQ7zdmlfATcgY=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=reHUXsLblirAv8CVCwzlSYoOtmMOJplhRwrq30duge3IeetC6cy/9fgwQ8jDGYR/gTKX7tqO4AhAxylc42P/ODUILEtGwBZ6eqel+ss7N5uY2SKr/ztboJ1AuZ/LzD8PQz2txEPBzVJ1JJf2KbUPPG9QaOo08djZGecPOCwtDi4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=h/qPsdEC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="h/qPsdEC" Received: by smtp.kernel.org (Postfix) with ESMTPS id C5BB4C433A6 for ; Sat, 20 Jan 2024 05:48:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705729717; bh=w/vJ3qWRBycU4bKjbcKu/cRFZ2wl4FBQ7zdmlfATcgY=; h=From:To:Subject:Date:In-Reply-To:References:From; b=h/qPsdECY/gpRL+HwDbznX2iP8L0tD/8v0oVBVRqhtBe/iFlnxrlpCffzbhAC4MdH VMLWpsVHAdxfepn/x8BrkoEpagHy36SRQinzPs0D6Jwmoi076Vzg6Nwqcsp38y5f9O EeVDNFmSZwpQGmyPVePKRPQx+hfJymhtbJqoZ4mJcaPWzm8sjMbNRXRE9OaEnv+TPY 5BgWZ+nImS1KHo+4QUmxKkrwwW6cOK5SBHocKKvdq8wyrTTO4W/QVKEmuT0SyzVLJk DuXXgR9oMi1QaDOmONoZ2ikIQmwdBdV2ZrgZ7QoMvaY7mMiLh0zs1Q7PyRKAwpfl1M 1cmK3vuLsv+8Q== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id B45D6C53BD2; Sat, 20 Jan 2024 05:48:37 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 217931] amd-pstate lacks crucial features: CPU frequency and boost control Date: Sat, 20 Jan 2024 05:48:37 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Power Management X-Bugzilla-Component: cpufreq X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: high X-Bugzilla-Who: alex.delorenzo@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: linux-pm@vger.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D217931 --- Comment #36 from AlexDeLorenzo.dev (alex.delorenzo@gmail.com) --- (In reply to Pedro from comment #30) > Recommending reproducing the issue without using that at all first, it's > going to keep on getting the blame until it's proven not to interfere. So I shutdown the PC and started it, disabled any scripts that might trigger `ryzenadj` beforehand. There were no suspend/resume cycles since booting. About 4 hours later, the CPU was stuck at 400MHz. (In reply to Mario Limonciello (AMD) from comment #32) > As I mentioned in the other issue, to rule out a kernel bug we may want to > look at the output of these MSRs while the issue happened. If those are > correct for what has been programmed to scaling_max_freq, then we may be > dealing with a firmware bug. >=20 > #define MSR_AMD_CPPC_CAP1 0xc00102b0 > #define MSR_AMD_CPPC_ENABLE 0xc00102b1 > #define MSR_AMD_CPPC_CAP2 0xc00102b2 > #define MSR_AMD_CPPC_REQ 0xc00102b3 > #define MSR_AMD_CPPC_STATUS 0xc00102b4 MSRs before: 0xc00102b0: ba46290fba46290f 0xc00102b1: 1 0xc00102b2: 0 0xc00102b3: a6a6 0xc00102b4: 0 MSRs while forced underclock: 0xc00102b0: ba46290fba46290f 0xc00102b1: 1 0xc00102b2: 0 0xc00102b3: e0e 0xc00102b4: 0 (In reply to Mario Limonciello (AMD) from comment #34) > Can you guys please test this: >=20 > https://lore.kernel.org/linux-pm/20240119113319.54158-1-mario. > limonciello@amd.com/T/#u I'll give this a go. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.=