From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4CAAC64ED8 for ; Mon, 27 Feb 2023 09:17:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230026AbjB0JR3 (ORCPT ); Mon, 27 Feb 2023 04:17:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229874AbjB0JRM (ORCPT ); Mon, 27 Feb 2023 04:17:12 -0500 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5AF3D1E1F0 for ; Mon, 27 Feb 2023 01:11:52 -0800 (PST) Received: by mail-pl1-x636.google.com with SMTP id p20so4787576plw.13 for ; Mon, 27 Feb 2023 01:11:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=WAPbpGQmkYePcLGSveUOcE3E3YzvmMSxBjOApNMSSAI=; b=aMKRdQuk5Hc0KFTyTW/VUmwz17bhX/wl1Gt4ZBYvtOFKrh1ZBMtgomOwb7xAonImK4 50JibakLFucZ6bYK/COJ8qcsS9/fd1ZjDq0pBOVG6IWjxFF5q0CDsc8nmz5itBcY2nBp nTtnDT396lqVTPgr8akqb56F6yHGo1vOhJB1ozZ1oHsT9fLfWjmOyjR1IQuRJveZa5Fx 5iFt3A0HJe4l4jj/5+Na0+Mf4OD6NQ8QalNUol+L831SosGPtH2fbULRv1Dq8HpoWuHT 99nuLA60TEDUgDYcVmDyRBpU9oMDb0K701Ms0dYCZ9qdrq+3t7R8x4NenmzPiBNvmJnj kTPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=WAPbpGQmkYePcLGSveUOcE3E3YzvmMSxBjOApNMSSAI=; b=QJgdxlqFdrM2XA5vrMteQx3H0Rkc/iA2xf8TbC0UIv8/fRA6wxZMoc2ybg7Vp8t9MN ueKpQx5535TV4clKkKRHt4hQwSYhONApMPdTtHaVvUAErssAxFISfOsI9BLvg8rUy7Cf bi7fiYikzKXKy/cnhhe7pNBi7DA+3f5INX8ipNIqIyo49/1uZh70MlnnsuF1GZT9cIb5 i5p+NAG0wiDU3V3iZ5nzaKhcVIxsp8/AapaAiP6zEKWpRskpPkgqVTWZLGuPUjdcHgZn f6zUeQS9Gve2cNk3YrDWKeVgWaT6CcubwnPbmkmXktDxbnCaulxpNK/uDtQ59axix0Lo qExQ== X-Gm-Message-State: AO0yUKVkqEWrgK7ZixY03Iv0eQgTZ7Au4C7zPRT2s/Ju7OnSCrVfLiET 6QPrW1ZREF2jdV3S4O/HYIRDl3hVjzxMXZSuUegpZQ== X-Google-Smtp-Source: AK7set9ZHtR3O7FIl0OXufx3VOUJRsLg+eycr1BJ3ljSwdZpvC7vJcxPi4oQRsjtShW/BkBuG7V3lYRmrSWHthvDU4c= X-Received: by 2002:a17:90a:c7d6:b0:233:d64d:4c29 with SMTP id gf22-20020a17090ac7d600b00233d64d4c29mr4481202pjb.4.1677489111634; Mon, 27 Feb 2023 01:11:51 -0800 (PST) MIME-Version: 1.0 References: <20230106164618.1845281-1-vincent.guittot@linaro.org> <20230106182849.kr47mdgokd4qa6zw@builder.lan> <20230118232640.qfyuy5n4x33yttup@builder.lan> In-Reply-To: <20230118232640.qfyuy5n4x33yttup@builder.lan> From: Vincent Guittot Date: Mon, 27 Feb 2023 10:11:40 +0100 Message-ID: Subject: Re: [PATCH] arm64: dts: qcom: sdm845: correct dynamic power coefficients To: Bjorn Andersson Cc: dmitry.baryshkov@linaro.org, agross@kernel.org, konrad.dybcio@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, danny@kdrag0n.dev Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi Bjorn, On Thu, 19 Jan 2023 at 00:26, Bjorn Andersson wrote: > [...] > > > > According to [1], LITTLE consumes 10% less than big core for Coremark > > > > benchmark at those OPPs. If we consider that everything else stays > > > > unchanged, the dynamic-power-coefficient of LITTLE core should be > > > > only 53% of the current value: 290 * 53% = 154 > > > > > > > > Set the dynamic-power-coefficient of CPU0-3 to 154 to fix the energy model. > > > > > > > > > > This is sounds reasonable. > > > > > Dmitry, what do you think about this? What is the status for this patch ? The problem is still present AFAICT Regards, Vincent > [...] > > > > > >