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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 3304BC433E0 for ; Wed, 24 Jun 2020 09:57:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F5142088E for ; Wed, 24 Jun 2020 09:57:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="dIGLxviZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387927AbgFXJ5u (ORCPT ); Wed, 24 Jun 2020 05:57:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36878 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387647AbgFXJ5u (ORCPT ); Wed, 24 Jun 2020 05:57:50 -0400 Received: from mail-vs1-xe41.google.com (mail-vs1-xe41.google.com [IPv6:2607:f8b0:4864:20::e41]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 17ADEC061573 for ; Wed, 24 Jun 2020 02:57:50 -0700 (PDT) Received: by mail-vs1-xe41.google.com with SMTP id 190so1032768vsr.9 for ; Wed, 24 Jun 2020 02:57:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=tnuyRqpJmjH92KdSrwmGI2zdl8jmTsHHh8ofByCDAOg=; b=dIGLxviZuMXujNKOVZwmKpK9fCRCa3KNvdXoT1fJrI1vecB0oxSgoa0D4OFWYK/MKm biZPVLFcg9SKmzu3SeHjbgpQ7gYxdF6GVNVjfR/0AJUibijdeQycrLORqKzgkAJqTs1L 3H3p5qR0zjPy8t8i3SjZsp+lN01cll2MF6BGyzy1pejOC398UsQzMsZBGCzxw9RdeJdD mw7XRiqKhH1rif26QZ/mG/h+K2TKzr3PiEjQqyBbKPtNoNfy3g5JWvvjXYjX/S/KZ8OZ 0n177rIMt6291Yy0LdYpDRAX5RDHMOnN5sjSUmGET0oeC222boMa9Jnhl14YYbjNQc4t lldw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=tnuyRqpJmjH92KdSrwmGI2zdl8jmTsHHh8ofByCDAOg=; b=te4B7i74kk+XaOXj67PeCAtYHqZE+Thc9ktoqRv7Maju3PECmSXQfPvUbSyMLi+rEE 9kld7M+q/psBI1KPV1qJkVU1frEfR6AAOUHdSg8hFtGb6S/XkphIocPvcc2n2dR+O0XA JMNYXksio1xgT9ju1Sxg7bYuf9FQKUp1YLNyZpgtFj9n8g4uO+btJeUwn4f/lPP98CtS A0PNm8fEEhorB5vI2lQGb3mxbW4OinbIfTO4OPVZ4ZInEiFLmROrHKIe8xoQEH0/bibV 4mq15VKIGjMb57qcbLshQzoesxU/q9Pu0GmE0ZZwqwaVYsp8CQ7m01bv9LeZATIxSWhJ b6zg== X-Gm-Message-State: AOAM531EQX6UtJZNUZgYagr+G4lDxJKK8pTWxzhLPkZ09JihWWyN/ZRW YecG6ZFhjF5vnkQWEjgJu7d7OSuoB6DBc1Fr6PeS3A== X-Google-Smtp-Source: ABdhPJxstpeIZ/fKCGQFMME/6aJsNmw3UXIGvUtGK7TSEeht9by6TolTXo34kt28nQoMfqCd6QM/3e4yR6ng2den3gU= X-Received: by 2002:a67:ee1b:: with SMTP id f27mr22657195vsp.34.1592992669154; Wed, 24 Jun 2020 02:57:49 -0700 (PDT) MIME-Version: 1.0 References: <20200615152054.6819-1-ulf.hansson@linaro.org> In-Reply-To: <20200615152054.6819-1-ulf.hansson@linaro.org> From: Ulf Hansson Date: Wed, 24 Jun 2020 11:57:12 +0200 Message-ID: Subject: Re: [PATCH 0/5] cpuidle: psci: Various improvements for PSCI PM domains To: Sudeep Holla , Lorenzo Pieralisi Cc: "Rafael J . Wysocki" , Daniel Lezcano , Lina Iyer , Saravana Kannan , Vincent Guittot , Stephen Boyd , Bjorn Andersson , Benjamin Gaignard , Linux ARM , Linux PM Content-Type: text/plain; charset="UTF-8" Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Mon, 15 Jun 2020 at 17:20, Ulf Hansson wrote: > > The main change in this series is done in patch 5/5, which implements support > to prevent domain idlestates until all PSCI PM domain consumers are ready for > it. To reach that point the corresponding code for cpuidle-psci and > cpuidle-psci-domain, needed to be converted into platform drivers, which is > done by the earlier changes in the series. > > Additionally, some improvements have been made to the error path, which becomes > easier when the code gets converted to platform drivers. > > Deployment for a Qcom SoC, which actually takes full benefit of these changes > are also in the pipe, but deferring then a bit until $subject series have been > discussed. Sudeep, Lorenzo, Would you mind sharing your opinions on this series please? Kind regards Uffe > > Kind regards > Ulf Hansson > > Ulf Hansson (5): > cpuidle: psci: Fail cpuidle registration if set OSI mode failed > cpuidle: psci: Fix error path via converting to a platform driver > cpuidle: psci: Split into two separate build objects > cpuidle: psci: Convert PM domain to platform driver > cpuidle: psci: Prevent domain idlestates until consumers are ready > > drivers/cpuidle/Kconfig.arm | 10 ++ > drivers/cpuidle/Makefile | 5 +- > drivers/cpuidle/cpuidle-psci-domain.c | 74 +++++++++----- > drivers/cpuidle/cpuidle-psci.c | 141 +++++++++++++++----------- > drivers/cpuidle/cpuidle-psci.h | 11 +- > 5 files changed, 150 insertions(+), 91 deletions(-) > > -- > 2.20.1 >