From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) (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 99B5E2D3231; Tue, 23 Dec 2025 19:22:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766517729; cv=none; b=igOCQO1/hTACA8+gN1tMLF+0ETZBLD7JCH6ipD1PtAeo8SShyR8AElGiRIDNP4qr6vGffYg/2NVvqHGONkw5nBrHx6dxacwWOcSp+pK2pOAODJvmVY+obgylM4EDX+/5CyMgPdYjJO//4hJXAM5dDnjHlWIcOE9IgDxI/0iGBSc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766517729; c=relaxed/simple; bh=pliM/YfSrbKWPt0QBAhdRpwIux5X0ur1FKG+K5KviLc=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=U69yGiyqdzggcHjfd9yPgJPhihOrB2Mq3gX2A3H9f3+RKa8cLV/jpOUpUR+VncHWFNoeGEPUhQ54Kj8rtYR3eYL9aP2f4Ir6kzna4he2keUG9GVUqVk+9qMvPoBbwHMAhIwMlx6oLELtxc/H3til5PntRxz9Phv5IUBLods8If0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=SCoP7vjZ; arc=none smtp.client-ip=192.198.163.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="SCoP7vjZ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1766517727; x=1798053727; h=message-id:subject:from:to:cc:date:in-reply-to: references:content-transfer-encoding:mime-version; bh=pliM/YfSrbKWPt0QBAhdRpwIux5X0ur1FKG+K5KviLc=; b=SCoP7vjZoini8Mffqni/pfuUFS4ucKXqKNqBTUmLLDSs/aB20sH6hAVf 75n1JWzGVZgAfPc+XkDBknfdAdmB1uNGdyJmrvys2Bsw26rCHI106i24P Buc0jjJV8W9TlYTNqR5ZBDrNBiX3pRdDIS8UvnMdGKN1jvbPsFWlF0BKa IM1kYZRHBSyWPmbNNSou27IXED8vzEwFdKQnz3qVItUTYMtKsZOA23e3i Byu6fke57KBr9H5jJ1LY8/xMrahA06GYaGQ/p2CHMber5zZ9mO545lZhQ ubin5N96axQtlgnJ/0Lsm6Unzo34zxDes2OxPqT2mJWbxQ7Evm2OsyoOO w==; X-CSE-ConnectionGUID: XV9LNSUmQuCOwdDOkklAkA== X-CSE-MsgGUID: 4LaJgH0GTvipINOyDzQYbQ== X-IronPort-AV: E=McAfee;i="6800,10657,11651"; a="72232196" X-IronPort-AV: E=Sophos;i="6.21,171,1763452800"; d="scan'208";a="72232196" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2025 11:21:56 -0800 X-CSE-ConnectionGUID: Yvjtap7MS9eGRblpWvRoeA== X-CSE-MsgGUID: IqGaRZkxSPSx5Y6/LXnAwQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,171,1763452800"; d="scan'208";a="230514214" Received: from spandruv-mobl5.amr.corp.intel.com (HELO [10.124.220.160]) ([10.124.220.160]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2025 11:21:53 -0800 Message-ID: <08052bbd0a6fa2ca2d0c349936086cd31be87b37.camel@linux.intel.com> Subject: Re: [BUG] intel_pstate: CPU frequencies miscalculated/incorrectly detected on Arrow Lake hardware From: srinivas pandruvada To: Aaron Rainbolt Cc: kernel-team@lists.ubuntu.com, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, mmikowski@kfocus.org, rjw@rjwysocki.net Date: Tue, 23 Dec 2025 11:21:51 -0800 In-Reply-To: <20251223114122.0227dab8@kf-m2g5> References: <20251214184507.21f95134@kf-m2g5> <33fc5ba96b80f1eeb69777822cfddefe64100540.camel@linux.intel.com> <20251215092525.6ea95739@kf-m2g5> <250bec4336d5e7adbc841e4945e50e589b10c375.camel@linux.intel.com> <20251223114122.0227dab8@kf-m2g5> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.58.2 (3.58.2-1.fc43) Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Hi Aaron, On Tue, 2025-12-23 at 11:41 -0600, Aaron Rainbolt wrote: > On Wed, 17 Dec 2025 05:33:08 -0800 > srinivas pandruvada wrote: >=20 > > Hi Aaron, > >=20 > > Tested on a platform with the similar CPU (100 MHz more max). There > > is > > no issue in max frequency or base frequency display. >=20 > Hi Srinivas, >=20 > Thanks for taking the time to look into this. For reference, the > X560WNR-G that we last reported has the INSYDE BIOS version > 1.07.07S3min29. That might be useful when reaching out to Clevo. >=20 > Since we=E2=80=99ve seen this on hardware from Clevo, TongFang, and ASUS, > we=E2=80=99ll > want to report to all of them. Can you tell us what tool you are > using > to measure the max and base frequency displays? I checked the sysfs display of base and scalig_max freq from cpufreq. For current frequencies used turbotstat with stress 1 CPU busy. > Are both P and E cores > displaying the proper frequencies on your end? Yes. > We can then share that > with the ODMs. >=20 Sure. Thanks, Srinivas > Thanks again, >=20 > -- > Aaron