From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 6455344E67D for ; Mon, 21 Sep 2026 10:27:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789986434; cv=none; b=iKQ6zzsbUdMhUSUxbWwGH/FmOmI1CTjjdpinONUUcJLvBGu4gpFLrnY8jlJzWfBJVugLHU6PFHfgI6WewQeBScenul6KbjjjOaNk20OEtTI025bO3Ws+7k5RnAxDlH3zhF2D4Mu8SwK314//BiqX1tGMKllxuLETSp84MrDbPsw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789986434; c=relaxed/simple; bh=yxgM3BaImAy+SlUU1mzmEvRZgl6g+xC5GNESqfvIEAM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=U8j2fXesOD73C+KGxagdslkLvcyZ88Qa8dQUPzvHT51FMJ2BshOZQqmhz8oyT4KHcK1bZBhJ0n/hzYPO8HnOui/lQQijb4zn4sDpWkIbmvbfCUg6jlMPXHtLzbk7CBPHjuK7LFvn/dD5CK0UjgtL0/ZIj9rs91Lfn872/4fzgRk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=hy2TRqgb; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=iCp9G/1P; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="hy2TRqgb"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="iCp9G/1P" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 68L79wX2467228 for ; Mon, 21 Sep 2026 10:27:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=qcppdkim1; bh=5cKCGzxcgnnpJMH784yDGdXF UGRhOGR/aMYRfCbC+zQ=; b=hy2TRqgbMCNuIwg7jxkSzW+UOE8OoEAJ3V0lzXzF BY6dYDY7CPCEwGpGTmvbpcl/VxsgRJ6MXa0hXStUIoq2aJIDrMgcoXFmSxCCAkGD wxjy+3t9pxYG8Y9+uRMfGLei8f2EvaVgSJvRj9PHrB312hv22LkFCZBS/ibK7BPF BxpdwIhlM++7EU8hZua2nN0abYfAH9QOKyaBnrkMPBbBJTFd8YcbTIIXRvCjiviz p85qVkOSrVY9e1ivvJg5QTWC6uinvRUjMBMwvjL6NpomaataGmKtRmsCWg+CNxYl nYINfHrr59nkFT5uQqjrA+ogc98GV5qIAQ7FGBOhtMlthg== Received: from mail-pg1-f199.google.com (mail-pg1-f199.google.com [209.85.215.199]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4gtq8ba5b8-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 21 Sep 2026 10:27:10 +0000 (GMT) Received: by mail-pg1-f199.google.com with SMTP id 41be03b00d2f7-cc4922b7c31so2820272a12.1 for ; Mon, 21 Sep 2026 03:27:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1789986430; x=1790591230; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=5cKCGzxcgnnpJMH784yDGdXFUGRhOGR/aMYRfCbC+zQ=; b=iCp9G/1PnWwxranxM/lBjrXuKaOXu82Fcl2VVBAdfiGSnV4mGknL+JY6bVt1rdgIbh 2iObUozw+CA1Dzsgdi3+0kEULx43YXd2anWYADyMfjtV+h2hGtC7gv8MX069X/E6GwH6 h7O28yIu6viVbg/B6ToJMg5TfTgB39CWnuKKFENn8b3N1f7I0o80wVgfPHwlckyizgTF MzxPrGhKF6X+QFdSs5OOegjXQqfLmiI2DN8+SDXBaWRXlkvOrIQRuJYlJ2fYFx85zkCl eF+06JWNj8olQwpp0AY0luJw33zG6e+zl5s765MRod+ey/h62Ux+AqswZ4ZoxOpHnrZj nPMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789986430; x=1790591230; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=5cKCGzxcgnnpJMH784yDGdXFUGRhOGR/aMYRfCbC+zQ=; b=xGO4ENViu6azguDU3+oTk7hp872KVQkHfCD6AGOgtlieH7vB/l/aN7CLDgnPMR192P 1Ch+CekX8kHvnSIbnlCWR9vCCnMPtKwe0CsktNLP/hedjCBYNrW5rcgrlf56DFw2w47k VDPZ0zSTQZrwGX91HLA6v5m2Uk5qFhjye8NEt8DCUA3HdEoj77U5jolxCM4Yz//UHRZX ydogEmXPYNK0ea3L8/f20yCEssGjrkdUlgY+cvr8veFm2gh3qAu02r7KTr/Z0rl72n62 paZgK8rZ4sx48/EjCFk9zZel/c8vj74gCYdVgUWRAcl+RKL3TOXiCvfPtdwMADhF9bz7 9uRg== X-Forwarded-Encrypted: i=1; AKwUvBymneUmLNNw8xyXzpvlvn7VZUTFw3nHojG6TVjCCv+xaTpz+ZungWxa3fH2Om+G7Ah0i2j/sLZxFA==@vger.kernel.org X-Gm-Message-State: AFuF++l8U9uKFUYGOSfC53JADbzCKDvGNoFLaQIeB1iu+jORKfZqlZlX VzTp3p2McN2l51dq9YX4wQ36skZLNiqGdXuPE3992LzBGg+OlbMcTMmobFYUfbIBRZI8sukpjOM KwIN54t0W0wLTY1gf9Eg+VGTMRv+9D0xu82nm44y5O0IwcOv5ezCPnxGaVrnBsA== X-Gm-Gg: AYBFou3+pgP1HayfC92UXMop09//3V2/0rDZMtphkc4POGcOeR6UoxfimyPwNctEJtc a404YyBWyrjtvYr5WHi4G+z9rW9sNEyJcODe0CL2Fw0EgWeh8f6TzetAI5nEa+NuNuhimNEnAxV C4BA3czIbl8pjVCfI+L1evK4PUiELWoio+br+GywmA1h3XgU2XFc/nb/I9t+kbkkunhqkyYk2/v 9yzfgj85HrJW5I3UqgRZuONJ8B6qxGW+cgZqnXpHs8aoRdjfFvyCnX2XOCG75Ad3whqz7QaVoZ6 RAC0kwHp66hBU9aA1dAXLktQib2xg4px991aZqEcBLmL0vuAN2Mc/AipfOUQgjRxxYjH/9JhMVK mNaoWQpqKRWA1p98l7DRT+JaPYK/CkV/RKVw0BO3nSaHonRAUi9kx2mFLqoPZPEfEjYKJp7MSHO X7ojJPzGtWOASaYA== X-Received: by 2002:a05:6a20:6a0e:b0:3dd:a00a:7ac7 with SMTP id adf61e73a8af0-3dda00a9e84mr10508072637.52.1789986430024; Mon, 21 Sep 2026 03:27:10 -0700 (PDT) X-Received: by 2002:a05:6a20:6a0e:b0:3dd:a00a:7ac7 with SMTP id adf61e73a8af0-3dda00a9e84mr10508058637.52.1789986429627; Mon, 21 Sep 2026 03:27:09 -0700 (PDT) Received: from hu-anancv-blr.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com. [103.229.18.19]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33c32da4960sm22293447eec.0.2026.09.21.03.27.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 03:27:09 -0700 (PDT) Date: Mon, 21 Sep 2026 15:57:03 +0530 From: Ananthu C V To: "Rafael J. Wysocki (Intel)" Cc: Vincent Guittot , Sudeep Holla , Greg Kroah-Hartman , Danilo Krummrich , Viresh Kumar , linux-kernel@vger.kernel.org, driver-core@lists.linux.dev, linux-pm@vger.kernel.org Subject: Re: [PATCH v2 1/2] arch_topology: seed capacity_freq_ref with boost-aware max freq Message-ID: References: <20260908-schedutil-boost-frequency-handling-v2-0-25312a713699@oss.qualcomm.com> <20260908-schedutil-boost-frequency-handling-v2-1-25312a713699@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIxMDE1MCBTYWx0ZWRfX4rgfuRJYdbEg pb7h0d02cuQqMtLF7tbMur1ARxv6l4OC5jwktaY/Z/iVpP3v+KqCSeIe/AcyFxWlpdYsAiprT8U tvpBMrxFXP1+MNwTlfARoYIaaKinaINkIiQwaxmSWlmwo390dLT5Gfm2vvSG0qdfPt06uw/59TZ yH6tFc9EuOcMok3ObYeC+OayaNNgOmvMwNxz7aJUBHCo9jib+2Ax6Lf4iVl9hXkxy3JdTODJKqE ZYK5hVU1Y4xEfGlcEznLM4p9lvSMqJ/aJ77rq/LhBl3vK1nU83XrhuoMfyqWm1GTFwDM+kIiNlC fNThppva/0QSEePhyxpHkkP7GHx1WLmVgy8t1C5lNJVBQKwlNkwQNTEjnBQ39VFvSTqcOS7+AyZ pNjgFGokewhs8/rNxBGdwEvrq/mUjESftQXIO51onOVMAD3aqDLw1fu5fIzDZIM1VFv7XqwwpjH jp6MhF3hnIUfIDeyGFA== X-Proofpoint-GUID: 7eGDjjSAZRNuMEM2JfMjkMDsO0LIxBed X-Authority-Analysis: v=2.4 cv=T/8Z3PKQ c=1 sm=1 tr=0 ts=6ab1067e cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=6V1s5AGd0rRNUVeZ8sUA:9 a=CjuIK1q_8ugA:10 a=zgiPjhLxNE0A:10 a=_Vgx9l1VpLgwpw_dHYaR:22 X-Proofpoint-ORIG-GUID: 7eGDjjSAZRNuMEM2JfMjkMDsO0LIxBed X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIxMDE1MCBTYWx0ZWRfX8qewdd1/l51e Bammt0F3SqD0A4WPYBgOjE+pb4i4fdAyYw6+zWB57aIdPdDKcdh4fR+kxGy2vObKi3CJZCkhAgz DrNoqE20KxDeOOUXxUmzePIldD/luNc= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-21_03,2026-09-16_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 phishscore=0 spamscore=0 adultscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609210150 Hi Rafael and Vincent, On Fri, Sep 18, 2026 at 03:32:50PM +0200, Rafael J. Wysocki (Intel) wrote: > > We keep taking the max between freq table and cpuinfo.max_freq fo the > > case where the boost freq is not listed is the freq table or there > > isno freq table. Or there is another way to get teh boost freq in thsi > > later case ? > > No, I think it's the only way. > > So init_cpu_capacity_callback() should find the highest frequency in > the table (regardless of whether or not the "boost" flag is set) and > set capacity_freq_ref to that one for each CPU UUIC. > > That's roughly what the patch does, but it can get away without adding > a new field to struct cpufreq_policy. > > And the changelog needs to be rewritten to tell the true story. Thanks for the review. I'll take the suggestions into account and spin up another revision. The second patch also adds a max_base_freq field, so it would be nice to know if there are comments on that. Best, Ananthu