From patchwork Tue Jun 4 12:29:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Niklas Cassel X-Patchwork-Id: 165763 Delivered-To: patch@linaro.org Received: by 2002:a92:9e1a:0:0:0:0:0 with SMTP id q26csp5783912ili; Tue, 4 Jun 2019 05:29:38 -0700 (PDT) X-Google-Smtp-Source: APXvYqwVTouk1N+eprur8qj46WKV4xfb/ZQJpXYDY0BPEAzen9UV154zgdmkfSf5fR/Wi9JNG9cD X-Received: by 2002:a17:902:8c83:: with SMTP id t3mr10827657plo.93.1559651377994; Tue, 04 Jun 2019 05:29:37 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1559651377; cv=none; d=google.com; s=arc-20160816; b=s4R9Lm6REcz7lOm/GU5og5OdK668SE3VQ0ZBVpoMX28ynC7sKadRJXnET72HIHjxNY QPR8Of7Cp/FPMTR0fNHHoMG2LAqsn7NcdlVcGabjrJuTAeYguwkkpxjRbhvSPtDrY5cQ RDYkLJrQQ0Pa0FJZ1gfoBdcmc2aCf/MQVNLjJq7mtskVvJhjujZVsupdOCA6fXFJiw0i e8wDNRu2bUJmXU9IqhsUieHJiuCqKAQF3wLWg1BYjEpQnfpMqGLjWCP/h4FmIv+IjsT3 3YaK7F4AARmGVvPLgaFliOiScHQ4AnKuzHkCpdkBQKyx9z/5TnHyUp5TY6mm6POLhbUD fQZA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=MEMpjywarvEIBpqLOs0vJ3c4H0FioFO5FH41QQdLsTU=; b=kMbMK6PQWbeB/bH0MsvQQFuSUDLFFq6PXkli01uV69fxH6o5FEx2QpABayunFUj7AA DQCp2Q0snfRQ2xX/SOPZPRX14MFy9j/KLs+QA+XKw5RXF4c6vJzNhzP9qHIVu1t8/Nr3 ZqN/xGz3KTtT1Hxze+fTefHPGbfbId5e9P1OvMH1vpIyYBs5M9qRbFnSyz+iI96zMGxB zw842St7XqwRyRdk/PaXWFjuHAcmHf5sIOsFXsgAe77GJ23mIMp1OZJJAxMqms1ACVI5 qX5GkCrvCLGnTX1+rRPuKuuKKnibzGWac6309vMIK6ysmV8vNYQlSyANsAoc1HieSy51 00ng== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=l31B3A5D; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t6si21143660plr.245.2019.06.04.05.29.37; Tue, 04 Jun 2019 05:29:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=l31B3A5D; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727542AbfFDM3h (ORCPT + 8 others); Tue, 4 Jun 2019 08:29:37 -0400 Received: from mail-lj1-f195.google.com ([209.85.208.195]:41992 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727495AbfFDM3h (ORCPT ); Tue, 4 Jun 2019 08:29:37 -0400 Received: by mail-lj1-f195.google.com with SMTP id t28so8359385lje.9 for ; Tue, 04 Jun 2019 05:29:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=MEMpjywarvEIBpqLOs0vJ3c4H0FioFO5FH41QQdLsTU=; b=l31B3A5DK5yaDaUiuO+4HGcagdn0NkvHuppeEAbpodeU9ctKE/fsIFO4+B2QfE/e7+ G4cnqbrtvFi9AdL7LGafgtKNNbtaQH6MQLkvq7mvfC8wtRHAr4Sv62e9MbAURw95Sb1u FqCRGz7XfbCA0quCluQSn7QJlMLjuDlQdrlNEF2mMN1qJU2TFZAwQauDB92Oqd7rwz9u 0Gyet5i9HEFB/jdW2Raxdn7K/E91xo2e9nhjWC+uuyhTE8vxwD5WAjwSsRPoCAgcICsm nJj2IlOT8k03uRjO3xFSFcG5ntXYi3dTqwH+UiVY8aHQJ1BPRGguknNx1ot+0vZC4PHP /rhA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=MEMpjywarvEIBpqLOs0vJ3c4H0FioFO5FH41QQdLsTU=; b=M1iugt8kzleremqYfyTWzJ/4jAzgH825H88V2WkVE8C9jS/p0rGLJNGMaFlLUrLHuj 1xiI75scIwo2T3a0q9YeWJbwT0v6pJL+1lpUi7cp62yRInnfurDkeYgZI3Xe9KnobDK2 LjN9rrEAje2KF0jBQalP7GY/XEZ7cMxNZor4HaM8xSrkZIi3G+D9uwig47gi0YdkaiIN nTMqKdnnC3DSSxgqho/peAVN7n/UGXtpBxLp3CXQ31JLIGJ8HVHPcf+IvGT9BoNvVhw7 vdk+fWvH9w5kx79d7UT9qPuDJGlrNfs878utirrIMjMCw+s5zmRIqh/etgVoPMtlGman koCA== X-Gm-Message-State: APjAAAWpzTbEsmhNzcroMz0IT5Rrn+FmVIP2PcVoSpo1J6JHvFQrAO2d whdnM9UDGj5V2H6kdyB0WB8UtQ== X-Received: by 2002:a2e:890c:: with SMTP id d12mr16520655lji.107.1559651375370; Tue, 04 Jun 2019 05:29:35 -0700 (PDT) Received: from centauri.ideon.se ([85.235.10.227]) by smtp.gmail.com with ESMTPSA id l15sm3754389lji.5.2019.06.04.05.29.34 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 04 Jun 2019 05:29:34 -0700 (PDT) From: Niklas Cassel To: Andy Gross , David Brown , Rob Herring , Mark Rutland Cc: amit.kucheria@linaro.org, bjorn.andersson@linaro.org, Niklas Cassel , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: msm8996: fix PSCI entry-latency-us Date: Tue, 4 Jun 2019 14:29:31 +0200 Message-Id: <20190604122931.22235-1-niklas.cassel@linaro.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 --- arch/arm64/boot/dts/qcom/msm8996.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.21.0 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>; };