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=-0.5 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FSL_HELO_FAKE, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 CEB39C33CAA for ; Tue, 21 Jan 2020 09:38:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 95F1024655 for ; Tue, 21 Jan 2020 09:38:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="GqYDh3tl"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="I4Il4xqb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 95F1024655 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zZKCeeTvVGbQxYIMfZF7gGyUeK4fSGqnGQN6KuQsb6E=; b=GqYDh3tl4ecFAC G/Xw0bsbqIgfigFOszXr2IM56hiBaNeCRjxMEFGfZ7TlhPEnsyCMhaWUFpUv37Ox073EiWgGbCuu9 Mqcb+TjqF5HzdUCvKDPL762eb/4oq7u2g67Ipvly1ouFVWqb5uHF/x+a5RTcGnVReLwpTggOYB9Ts +kNdI4WPMoRa11poNAoakXfrqBIprI0tqG7zpV2/k6i7O+xdJS8hw8I/jPtTA+Y16YLBuQ9FaJfii c98JVrY3u15QEkXtd9hrButMGEEXCTyzZUhMK1PpJs58IRXkXmmqe+bhPhW4jDePbHa55SRBylACo ABHhjd814wkJrBB80dUw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1itpz3-0001Wv-LU; Tue, 21 Jan 2020 09:38:05 +0000 Received: from mail-wr1-x441.google.com ([2a00:1450:4864:20::441]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1itpz0-0001VK-2U for linux-arm-kernel@lists.infradead.org; Tue, 21 Jan 2020 09:38:03 +0000 Received: by mail-wr1-x441.google.com with SMTP id y17so2353197wrh.5 for ; Tue, 21 Jan 2020 01:38:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=+M730A48Aqh4pFSc6/yOGVnR2p3jp3qMHztEPqPnpzo=; b=I4Il4xqb/mQRJaa0qSSl+Y25gZ18e057wP1tdP0lh2yLeaVpX0hadSOR4cl/LQpB3Q tyaDpcGYEDRokttwYZKiVcZfJVF8EHoSYV8AeT5Pk8Cx7E9Px1VKdhTcXR1aAUSJd42D xFOr6MeGSxv5TF/P/YEky3SS2IZFj68f7cxUiU1OZ4UxuYB744pGOuVT1Fv5ZBgPKRCQ 7lN+SeGd90TfRO9gjPQRhJKb/pkMVZLlA3k0gUeRo6+ZVDTta1IW1eGaQBVEL1GveVLC n0vz510kYT0OpN/IyanOQzCHQTHpjRTMgbVeaY/5N811ccD6PckCAVfLKOa3fN1tAM5n aJ0A== 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=+M730A48Aqh4pFSc6/yOGVnR2p3jp3qMHztEPqPnpzo=; b=W62eJ2IA1QcfRErXVc7arv2YKJtZOaS/mTLzsyLvwPpJ2m3q0lWYIxzurbQ6pgRjWp cuQdM3mZb5pkCL2kkmnBgKvpD+0K5E1RKtiPBVJdR6sAHOJX0Da36TiDeNRSrUCu7Ek2 XWWFQFeeGBZcDVZeOZpwiWWcbB0yRNWZ4PZVImfzlZ0GCoLuqal/aDjtlfQhJB1wX6y6 eU4eVDIGhvFir74yoOUMM3OKb053D3Vlo6noPQQgr7q+NXBSXqn/Ahgf2+cvPk34bOIe 9WPgEZ2Dwyya6U+pS88popcTybKFSR+IY7Hs3YtGCo0jSmA7ZsbjZU5BRO+uNJxe25Th FD/A== X-Gm-Message-State: APjAAAUhSJckUQUSbuNkv7Z1Vj/09outi+TCDrg75QQOBqGhOfbG7FUN IG8tuSgzuP+isOTrMN348CNVLA== X-Google-Smtp-Source: APXvYqzNPRBGH9fYa6XMUb9Kcbd+L9DaQWdS1c4YXNu4dlR3oazpTgiDZXxcGp6bVMzhgy2FLbeDYg== X-Received: by 2002:adf:dfc2:: with SMTP id q2mr4336811wrn.251.1579599479951; Tue, 21 Jan 2020 01:37:59 -0800 (PST) Received: from google.com ([2a00:79e0:d:110:d6cc:2030:37c1:9964]) by smtp.gmail.com with ESMTPSA id u22sm54210033wru.30.2020.01.21.01.37.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jan 2020 01:37:59 -0800 (PST) Date: Tue, 21 Jan 2020 09:37:55 +0000 From: Quentin Perret To: Dietmar Eggemann Subject: Re: [PATCH 1/4] PM / EM: and devices to Energy Model Message-ID: <20200121093755.GA157387@google.com> References: <20200116152032.11301-1-lukasz.luba@arm.com> <20200116152032.11301-2-lukasz.luba@arm.com> <20200117105437.GA211774@google.com> <40587d98-0e8d-cbac-dbf5-d26501d47a8c@arm.com> <20200120150918.GA164543@google.com> <8332c4ac-2a7d-1e2d-76e9-7c979a666257@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200121_013802_139651_B885EF93 X-CRM114-Status: GOOD ( 10.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nm@ti.com, juri.lelli@redhat.com, daniel.lezcano@linaro.org, peterz@infradead.org, viresh.kumar@linaro.org, dri-devel@lists.freedesktop.org, bjorn.andersson@linaro.org, bsegall@google.com, alyssa.rosenzweig@collabora.com, festevam@gmail.com, Morten.Rasmussen@arm.com, robh@kernel.org, amit.kucheria@verdurent.com, khilman@kernel.org, agross@kernel.org, b.zolnierkie@samsung.com, steven.price@arm.com, cw00.choi@samsung.com, mingo@redhat.com, linux-imx@nxp.com, rui.zhang@intel.com, kernel-team@android.com, mgorman@suse.de, daniel@ffwll.ch, linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, s.hauer@pengutronix.de, rostedt@goodmis.org, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, Chris.Redpath@arm.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, airlied@linux.ie, javi.merino@arm.com, tomeu.vizoso@collabora.com, sboyd@kernel.org, shawnguo@kernel.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, kernel@pengutronix.de, sudeep.holla@arm.com, ionela.voinescu@arm.com, Lukasz Luba Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tuesday 21 Jan 2020 at 10:10:16 (+0100), Dietmar Eggemann wrote: > True. But then we hard-code that a CPU device performance domain can > only be a frequency domain (which is true today). > > The task scheduler (build_perf_domains()) and thermal are already using > cpufreq_cpu_get() to access the cpufreq policy. Now the EM framework > would too for CPU devices. I assume that could work with a couple of > adaptations in Documentation/power/energy-model.rst. Agreed, and if one day we have a real use case where the pd mask and the cpufreq policy mask need to be different, we'll do the necessary changes. But until then I don't see a reason to object to Lukasz' proposal. So +1 from me. Thanks, Quentin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel