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=-3.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_GIT 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 9F5E1C43441 for ; Mon, 26 Nov 2018 08:10:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 686672082F for ; Mon, 26 Nov 2018 08:10:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linaro.org header.i=@linaro.org header.b="cuFqq0sb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 686672082F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.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 S1726347AbeKZTDg (ORCPT ); Mon, 26 Nov 2018 14:03:36 -0500 Received: from mail-pf1-f194.google.com ([209.85.210.194]:46329 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726158AbeKZTDg (ORCPT ); Mon, 26 Nov 2018 14:03:36 -0500 Received: by mail-pf1-f194.google.com with SMTP id c73so6171922pfe.13 for ; Mon, 26 Nov 2018 00:10:17 -0800 (PST) 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=w/GMM1ff8p/gM+URgpq1+8fAO9Gjz+eWd4YbnE/xt2Q=; b=cuFqq0sbM4dbCfR1isEaD457wwgRo7duSKA7RMJdvxVuRpoUXU0WDE4d04dPjUNgSk VCUfmwrBAJmQnY4ZDjnLz9jQ6nuRXJL8zWv6zjYsFhleCS4XiQ9FEsGOz8MB+L/wI8WB 5O1TaOdf4KFOmyKVkBK7reKsriky0KbRaAX0w= 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=w/GMM1ff8p/gM+URgpq1+8fAO9Gjz+eWd4YbnE/xt2Q=; b=bSuzuqedhxtbPyfcUOL5R+HUM0Q3yDgfInFk2oudvbrhanBDn4LzMxcUUYF9zLLi2c PwYVEFhylM3kxKwCp2Aoqb+qybL1K6m5dH4X769emr2HD9yXXbK6HQHflNkIbdT1bDs3 bpmktcr3CN0JQowyBKIJ1G7ypfWyiZTrfUsehNOGAeiU9urswZj8z/6/m8XN75/Z5idt kNYVYDkeapaqMdVGbpiKYcAroArOeDPmg//FOySO6+UCFdCClRCgoYG1KVYuHnMeNIYi olVg6m9Y4PjNLcJwoxiNR2V2V5EASjqzDpeZlwCIaWHwUgcpC3/IUNDEIywsmNF8N2bA UO3g== X-Gm-Message-State: AA+aEWZGM/mQRZ47exs0LOl73a//ko/vR3QIwOT9dPJHol2cbV/jvwgm Tjr6a1wiakCPqFDnJS5WgPmFrw== X-Google-Smtp-Source: AFSGD/Wy7pTOwKlEbxX+86GJIT3b9YpEup09CIN0JS9rd/mCw2qLdnf6LFXHPMPwjnUuIc5d7XpJcg== X-Received: by 2002:a63:588:: with SMTP id 130mr23447488pgf.273.1543219816695; Mon, 26 Nov 2018 00:10:16 -0800 (PST) Received: from localhost ([122.172.88.116]) by smtp.gmail.com with ESMTPSA id 12sm41463533pgd.35.2018.11.26.00.10.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 26 Nov 2018 00:10:15 -0800 (PST) From: Viresh Kumar To: ulf.hansson@linaro.org, Rafael Wysocki , Kevin Hilman , Len Brown , Nishanth Menon , Pavel Machek , Stephen Boyd , Viresh Kumar Cc: Viresh Kumar , Vincent Guittot , rnayak@codeaurora.org, niklas.cassel@linaro.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH V2 0/5] PM / Domains: Allow performance state propagation Date: Mon, 26 Nov 2018 13:39:59 +0530 Message-Id: X-Mailer: git-send-email 2.19.1.568.g152ad8e3369a MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This series adds performance state propagation support in genpd core. The propagation happens from the sub-domains to their masters. More details can be found in the individual commit logs. This is tested on hikey960 by faking power domains in such a way that the CPU devices have two power domains and both of them have the same master domain. The CPU device, as well as its power domains have "required-opps" property set and the performance requirement from the CPU eventually configures all the domains (2 sub-domains and 1 master). Based on opp/linux-next branch (which is 4.20-rc1 + multiple-power-domain-support-in-opp-core + some OPP fixes). v1->V2: - First patch (1/5) is new and an improvement to earlier stuff. - Move genpd_status_on() check to _genpd_reeval_performance_state() from _genpd_set_performance_state(). - Improve dev_pm_opp_xlate_performance_state() to handle 1:1 pstate mapping between genpd and its master and also to fix a problem while finding the dst_table. - Handle pstate=0 case properly. -- viresh Viresh Kumar (5): OPP: Improve _find_table_of_opp_np() OPP: Add dev_pm_opp_xlate_performance_state() helper PM / Domains: Save OPP table pointer in genpd PM / Domains: Factorize dev_pm_genpd_set_performance_state() PM / Domains: Propagate performance state updates drivers/base/power/domain.c | 211 +++++++++++++++++++++++++++--------- drivers/opp/core.c | 59 ++++++++++ drivers/opp/of.c | 14 ++- include/linux/pm_domain.h | 6 + include/linux/pm_opp.h | 7 ++ 5 files changed, 244 insertions(+), 53 deletions(-) -- 2.19.1.568.g152ad8e3369a