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 5D45F1C6B8 for ; Thu, 23 Nov 2023 08:30:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="puem4rl9" Received: by smtp.kernel.org (Postfix) with ESMTPS id D518FC433CA for ; Thu, 23 Nov 2023 08:30:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700728209; bh=nVP1s9nKn1853OpbrLrctEaMRm7jgev1Xg7lkCKr6xs=; h=From:To:Subject:Date:In-Reply-To:References:From; b=puem4rl9zHNGL8lbgy+YPthHOxSDmCBG0l7Men+5aGGevg7y3oWLyTWhZpL9SKKQ9 2GR1WxnH7UNyeaEkoThIC/vkBRpgik8FHk3wp6BseNmrA1CeaooFSJNDLR5EqphmlS Qggm0zqs15YIAQgGEBpNq5J2agaGTiqoDrGuNBZa2XfUJPxU7jAzGOb5NEYpm50A7r jieqvKsoGmiK5ZTo/5YZxEofi6aEP84EiXNCj4z3nWNk2OMkhqTYm1drC081O31Qdg YxVlx2ahsvq37fPS0ViltsD4b3M4oWkCFZmd+WMrAir5nafQU2IH13SJ68xnPlCPRQ HY/NmLsDbr8HQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id BEEA8C53BD5; Thu, 23 Nov 2023 08:30:09 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 213115] Unable to set the lowest frequency of AMD CPUs via cpupower - while kernel 5.12.4 (or 5.3.18) is booted with "nosmt" Date: Thu, 23 Nov 2023 08:30:09 +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: low X-Bugzilla-Who: Perry.Yuan@amd.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 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=3D213115 --- Comment #3 from Perry Yuan(AMD) (Perry.Yuan@amd.com) --- Hi Johnny looks like you are using acpi_cpufreq driver instead of amd_pstate or amd_pstate_epp. localhost:~ # cpupower frequency-info analyzing CPU 0: driver: acpi-cpufreq Could you provide the output of "lscpu -ae" ? It will show the frequency for min/max Perry. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.=