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 X-Spam-Level: X-Spam-Status: No, score=-8.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 618CEC28CC5 for ; Sat, 8 Jun 2019 03:51:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 37F9220833 for ; Sat, 8 Jun 2019 03:51:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="zbm4x2IQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732332AbfFHDvG (ORCPT ); Fri, 7 Jun 2019 23:51:06 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:37722 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731161AbfFHDvG (ORCPT ); Fri, 7 Jun 2019 23:51:06 -0400 Received: by mail-pf1-f194.google.com with SMTP id 19so1394486pfa.4 for ; Fri, 07 Jun 2019 20:50:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=IzVl5hZC8i4hei2lB4B7NGvZFOFsdZTFEiwkTZdNcbI=; b=zbm4x2IQkkYxrWv2IeE0ppaapAoezEstTyL/waMvEJf48eUcGb66KQkuRDgP0rCjmg 7l5drrzOpjDnXq2S6r1kqEeRKF3JED1OfwZDuCi8Uxejc1mRxsPvSadhDPfJWkeL2C9i iywuh9w4eNWS3i0i2GHUU1xWuGF1bHV4Xwicm/fq8jsKbfb55r5Hbe6vCtojoae7sN6Q KSDdoYBO5GgiuaN/Fec0DXMB4wHwxoRGSLQrIfZj605T9U04WO+oeuyuS+SNIplKFvge SKmROS12EnVu8egM+TlTg5JOtdYsdQRNZnqFIp4Ox1r4xHyLbC+VEwECjNDTXmwfOj5q BfyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=IzVl5hZC8i4hei2lB4B7NGvZFOFsdZTFEiwkTZdNcbI=; b=RCp7jzmdfEDp6aU8promT7iqeBPlpeMYv10+W4LiVCyKXaYuiynhZpoDBIA8sAOdxH feqYNsyq9GkSyQO7RGGN1Gjfj61IGBB9OoBunWj+/gHXu25H8DGoCvtUKLlspv7GzyAq VMJ/LyMFin1iOdzKKt5ugG7cHkQddPNdnMimung+N4xBppO1HJI68lOkwwjJuQdDR5+I Km0ov4Oc8ejgVEO32VZRvFJ5mvQrGCIOI65s/vRJzm/PSyjxm3gVsicPgzSOUChyEsN2 7zWSf41f7lVxL+1/ZLik9RoKUG+p8TWBy5XTwITWgEYSZitOYryIcTBoA/pYqwchYLy/ 6iWA== X-Gm-Message-State: APjAAAUBxbZV+kO+U4dEgIcWlemTKw1mremS6OsWQLVT0CJ2gEdE45WT t4l2eLl23QguXImskaZhrln9IQ== X-Google-Smtp-Source: APXvYqzv3Wi+b5fl0fYtshM8YZCs9iIWMwg5/dCaLo03hUwNyJHjJ6/OEMKN/nVc0NV5ckcKb0L1pw== X-Received: by 2002:a62:1b0c:: with SMTP id b12mr60478869pfb.230.1559965845025; Fri, 07 Jun 2019 20:50:45 -0700 (PDT) Received: from builder (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id m19sm7622094pff.153.2019.06.07.20.50.44 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 07 Jun 2019 20:50:44 -0700 (PDT) Date: Fri, 7 Jun 2019 20:50:42 -0700 From: Bjorn Andersson To: Niklas Cassel Cc: Andy Gross , David Brown , Rob Herring , Mark Rutland , amit.kucheria@linaro.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: dts: msm8996: fix PSCI entry-latency-us Message-ID: <20190608035042.GI24059@builder> References: <20190604122931.22235-1-niklas.cassel@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190604122931.22235-1-niklas.cassel@linaro.org> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Tue 04 Jun 05:29 PDT 2019, Niklas Cassel wrote: > The current entry-latency-us is too short. > The proper way to convert between the device tree properties > from the vendor tree to the upstream PSCI device tree properties is: > > entry-latency-us = qcom,time-overhead - qcom,latency-us > > which gives > > entry-latency-us = 210 - 80 = 130 > > Fixes: f6aee7af59b6 ("arm64: dts: qcom: msm8996: Add PSCI cpuidle low power states") > Signed-off-by: Niklas Cassel Thanks Niklas Applied, Bjorn > --- > arch/arm64/boot/dts/qcom/msm8996.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi > index b7cf2a17dcb5..e8c03b5c8990 100644 > --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi > @@ -174,7 +174,7 @@ > compatible = "arm,idle-state"; > idle-state-name = "standalone-power-collapse"; > arm,psci-suspend-param = <0x00000004>; > - entry-latency-us = <40>; > + entry-latency-us = <130>; > exit-latency-us = <80>; > min-residency-us = <300>; > }; > -- > 2.21.0 >