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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT 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 7D6F6C46464 for ; Fri, 10 Aug 2018 12:30:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3EA3D217CD for ; Fri, 10 Aug 2018 12:30:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3EA3D217CD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com 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 S1728137AbeHJPAd (ORCPT ); Fri, 10 Aug 2018 11:00:33 -0400 Received: from foss.arm.com ([217.140.101.70]:37402 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727575AbeHJPAc (ORCPT ); Fri, 10 Aug 2018 11:00:32 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6DC1A7A9; Fri, 10 Aug 2018 05:30:49 -0700 (PDT) Received: from queper01-lin (queper01-lin.Emea.Arm.com [10.4.13.27]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6F3833F5B3; Fri, 10 Aug 2018 05:30:45 -0700 (PDT) Date: Fri, 10 Aug 2018 13:30:35 +0100 From: Quentin Perret To: "Rafael J. Wysocki" Cc: peterz@infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, gregkh@linuxfoundation.org, mingo@redhat.com, dietmar.eggemann@arm.com, morten.rasmussen@arm.com, chris.redpath@arm.com, patrick.bellasi@arm.com, valentin.schneider@arm.com, vincent.guittot@linaro.org, thara.gopinath@linaro.org, viresh.kumar@linaro.org, tkjos@google.com, joel@joelfernandes.org, smuckle@google.com, adharmap@quicinc.com, skannan@quicinc.com, pkondeti@codeaurora.org, juri.lelli@redhat.com, edubezval@gmail.com, srinivas.pandruvada@linux.intel.com, currojerez@riseup.net, javi.merino@kernel.org Subject: Re: [PATCH v5 03/14] PM: Introduce an Energy Model management framework Message-ID: <20180810123032.ixay2e3hlrayifdy@queper01-lin> References: <20180724122521.22109-1-quentin.perret@arm.com> <2467271.WAtZ4Z8dKT@aspire.rjw.lan> <20180810091216.nieosjtu7l33z4ap@queper01-lin> <8482157.ZqyaK8WryI@aspire.rjw.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8482157.ZqyaK8WryI@aspire.rjw.lan> User-Agent: NeoMutt/20171215 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday 10 Aug 2018 at 13:13:22 (+0200), Rafael J. Wysocki wrote: > Something able to say how the numbers used by EM and IPA are related. :-) > > Do you think that IPA and EM will always need to use the same set of data for > the CPU? Hmm, I would say yes. Both EAS and IPA basically need some sort of table, so hopefully the EM framework can provide them with that :-). If the EM framework doesn't accommodate the needs of its two users, then something needs fixing ... Did you have something specific in mind ? Thanks, Quentin