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=-5.5 required=3.0 tests=MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,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 8FC31C43441 for ; Sun, 18 Nov 2018 14:20:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 52E1E20815 for ; Sun, 18 Nov 2018 14:20:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 52E1E20815 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728018AbeKSAks (ORCPT ); Sun, 18 Nov 2018 19:40:48 -0500 Received: from mail-ed1-f66.google.com ([209.85.208.66]:34449 "EHLO mail-ed1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726746AbeKSAks (ORCPT ); Sun, 18 Nov 2018 19:40:48 -0500 Received: by mail-ed1-f66.google.com with SMTP id b3so536089ede.1; Sun, 18 Nov 2018 06:20:20 -0800 (PST) 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=V0vwQn3mOpSsiGa5iCKbiRHG24e01BXBY+R788r7BPY=; b=TCWD98J0MU0wlUEhea6eWPUDRyf69QVA2bHJmjgTNhPh//1xtvWAkPGp36tv74wern GfJmu2Lmw2e1zd/qWk3dmSY7dKsHDqzhzeoZiX+PEeksVoXcwS+yFa1GGM49FQ/Tel0W IVdvpyNaQtl0DXXfpeqtPfs6E51ALFg5+ZPUsPq17PDhJw8uFr+egx9YxLTq1IUp+Ynu BSlDTj74jsdG8si54i8phkepQAd+tRUIONPeFDPX4jTeI6DEZw/buNIU35LOzle0lGj7 7Q4xmaYYrmTWmX8frOJpTMZBzHg2w1VQEunPBOrb/xHrbiKBZBdQaWOWsAP6GlhnqZDf L2LA== X-Gm-Message-State: AGRZ1gI6aFmtbybtCrmxIcNjEfwCSEyst+C3hG0M4qNa2z+MMGcS7Apy cgldfFpJe5L3XwYdYvRLSh0k7qD7 X-Google-Smtp-Source: AJdET5eMiVAhHOWv/PJo5DKd28HQV/VGoqXDE59BikTy/y8E0UP+zakt4sNwEVIoAoEveTiJWar6CQ== X-Received: by 2002:a50:8881:: with SMTP id d1-v6mr16046567edd.156.1542550820090; Sun, 18 Nov 2018 06:20:20 -0800 (PST) Received: from kozik-lap ([178.38.103.27]) by smtp.googlemail.com with ESMTPSA id b49sm7435631edb.73.2018.11.18.06.20.19 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 18 Nov 2018 06:20:19 -0800 (PST) Date: Sun, 18 Nov 2018 15:20:17 +0100 From: Krzysztof Kozlowski To: Viresh Kumar Cc: Mark Rutland , Rob Herring , arm@kernel.org, Kukjin Kim , devicetree@vger.kernel.org, Vincent Guittot , Daniel Lezcano , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 02/10] ARM64: dts: exynos: Add all CPUs in cooling maps Message-ID: <20181118142017.GB11419@kozik-lap> References: <74e23257aece9ceef48b1c1cf6c9bafcce3c6fbd.1542362530.git.viresh.kumar@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <74e23257aece9ceef48b1c1cf6c9bafcce3c6fbd.1542362530.git.viresh.kumar@linaro.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 16, 2018 at 03:34:25PM +0530, Viresh Kumar wrote: > Each CPU can (and does) participate in cooling down the system but the > DT only captures a handful of them, normally CPU0, in the cooling maps. > Things work by chance currently as under normal circumstances its the > first CPU of each cluster which is used by the operating systems to > probe the cooling devices. But as soon as this CPU ordering changes and > any other CPU is used to bring up the cooling device, we will start > seeing failures. > > Also the DT is rather incomplete when we list only one CPU in the > cooling maps, as the hardware doesn't have any such limitations. > > Update cooling maps to include all devices affected by individual trip > points. > > Signed-off-by: Viresh Kumar > --- > .../arm64/boot/dts/exynos/exynos5433-tmu.dtsi | 36 ++++++++++++------- Thanks, applied. Best regards, Krzysztof