Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp4008469ybl; Tue, 21 Jan 2020 11:07:05 -0800 (PST) X-Google-Smtp-Source: APXvYqwbm79/XwBS83/AMf67Ne7T7JqW/oA8IYS8tHlBOdXhqNpKxi1S55uYRpWcZOwovCDTtDwe X-Received: by 2002:aca:4782:: with SMTP id u124mr4102895oia.93.1579633625534; Tue, 21 Jan 2020 11:07:05 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1579633625; cv=none; d=google.com; s=arc-20160816; b=PHjQXptdD+ANWuzoZyHyep8pjDwCvUyOfawq/K7/mOqpXW9Zzv+wHe32h1r9coO2W9 +1zqNd6GocLsj8BPDx94kmX1CZyhP91oFZAWDUI3YX7zENBJ05COj3ZKwzyT2pGnEJ/Y JtUzAhdtgYZzi/aIGA2K9BDL/paN858/0F25v5ow55R2Ny0CAdSCb2yln5VRMyHeR5ic qnl4CPdlyMfyA+trpdbjk1gkeLzlZdJ6m9NUthip59FZ2A/0d6UuwP+jpVTViBW6iUoC AOsDLXH/N/4wzqe6lB5UWGks/yPYJdWL59jdeIKzmiHKSQZERSse2K6WD8dXjGZv1Ji1 GLyA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=Pa59fYCDlAe6Tpwao7wMVi6YpE63nP24dCm06l2iicc=; b=dH07x/N+ILg4kC7pthHOBco4LqZ85aLM41QhJl6W30FbDeaM0wgCXz2t/8i1dbmYY9 fdGHXtaoHeVcIv5hoR+a/rMWJHzbFV+KOfSLxvaqmzCXrl8Syi9Nub7fc4L6sTUnIExu /WxIsAOjZ/WAJsKNuGERyjZIojlQHRcLdbUarsOFyelNHyvUhskbysMzf358EPb1zo9F O2Yq7gmSydZePk2Z6WTW0ul2hQ7YujwmTj8dqFj8h3O9a5L+WVVUxE9Z/g+JX7GWGLjK pMkg16CmdKH+IykB5Ly+QpO4mvvh3JlIiB3wOZzr/JK4ssYtERGM04Yqwow5pXsiLYdm Aiag== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=ImkOggh0; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h21si489554otr.235.2020.01.21.11.06.53; Tue, 21 Jan 2020 11:07:05 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=ImkOggh0; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729165AbgAUTFZ (ORCPT + 99 others); Tue, 21 Jan 2020 14:05:25 -0500 Received: from mail-pf1-f196.google.com ([209.85.210.196]:41940 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729121AbgAUTFY (ORCPT ); Tue, 21 Jan 2020 14:05:24 -0500 Received: by mail-pf1-f196.google.com with SMTP id w62so1957827pfw.8 for ; Tue, 21 Jan 2020 11:05:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Pa59fYCDlAe6Tpwao7wMVi6YpE63nP24dCm06l2iicc=; b=ImkOggh07bXyDGZ5/RZe49clFsRhDpDFfmsQ2CJ63cUE/5jBCzcy5pNKeRTQ8ES55B mM3tBSmTjGO/z562nUCoeaJZaBO3v1e/uEoLtxVhRzIaWkx1FqFQcKBqVZXeTr1lrl5K mPR+YrzSRr0zPuKGgzTgzxboWVJ+td5/fYjJE= 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=Pa59fYCDlAe6Tpwao7wMVi6YpE63nP24dCm06l2iicc=; b=XRMI+61NPt7Xim8EJo1PcNj9bfe1qh/zIo/BppTtCmDw5IKrHcEpntNrKMufGLZrAI wiJPzkKDIWQbq7IUMuRoT4YuLjDD10E+IGGbK1K+XcC4NSPO0CLnLXOvFT3TbrbkJuZI +jvX2i8ExlUILfWWcegIVN2wSySSzzWQ5kkD4gXp8ihKkK/BtfJ4+V/65fRNuxXEfknx fwuzHesRgkVJkG53TTtfvaWqpOHIKK2+xJzvZ2gyjowzvVb2a7z6GBhcZ+TEIcNdvFBF +s5qJnr9c/RBr4z45ohezaFDSTzw+CvCVY5eUcZ1zpuPUlqlSeXFcpjAmQua9WwhxrQN S6oA== X-Gm-Message-State: APjAAAVsKT5NQMdxBn9aVFwRXMgjPL/Z4SdSZSWsSENTEO1cM/jkR043 5s0gLrWzGKf4M1osfbex3NLrgw== X-Received: by 2002:a63:4850:: with SMTP id x16mr7279208pgk.334.1579633524281; Tue, 21 Jan 2020 11:05:24 -0800 (PST) Received: from localhost ([2620:15c:202:1:4fff:7a6b:a335:8fde]) by smtp.gmail.com with ESMTPSA id 80sm44717385pfw.123.2020.01.21.11.05.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 21 Jan 2020 11:05:23 -0800 (PST) Date: Tue, 21 Jan 2020 11:05:21 -0800 From: Matthias Kaehlcke To: Maulik Shah Cc: swboyd@chromium.org, agross@kernel.org, david.brown@linaro.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, bjorn.andersson@linaro.org, evgreen@chromium.org, dianders@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, ulf.hansson@linaro.org Subject: Re: [PATCH v2 0/6] Add RSC power domain support Message-ID: <20200121190521.GT89495@google.com> References: <20190823081703.17325-1-mkshah@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190823081703.17325-1-mkshah@codeaurora.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Maulik, What is the status of this series? It seems it hasn't been updated since you sent it in August last year. Do you plan to send a v3 in the near future to address the outstanding comments? Thanks Matthias On Fri, Aug 23, 2019 at 01:46:57PM +0530, Maulik Shah wrote: > Changes in v2: > - Add Stephen's Reviewed-By to the first three patches > - Addressed Stephen's comments on fourth patch > - Include changes to connect rpmh domain to cpuidle and genpds > > Resource State Coordinator (RSC) is responsible for powering off/lowering > the requirements from CPU subsystem for the associated hardware like buses, > clocks, and regulators when all CPUs and cluster is powered down. > > RSC power domain uses last-man activities provided by genpd framework based on > Ulf Hansoon's patch series[1], when the cluster of CPUs enter deepest idle > states. As a part of domain poweroff, RSC can lower resource state requirements > by flushing the cached sleep and wake state votes for resources. > > Dependencies: > > [1] https://lkml.org/lkml/2019/5/13/839 > > Maulik Shah (6): > drivers: qcom: rpmh: fix macro to accept NULL argument > drivers: qcom: rpmh: remove rpmh_flush export > dt-bindings: soc: qcom: Add RSC power domain specifier > drivers: qcom: rpmh-rsc: Add RSC power domain support > arm64: dts: Convert to the hierarchical CPU topology layout for sdm845 > arm64: dts: Add rsc power domain for sdm845 > > .../devicetree/bindings/soc/qcom/rpmh-rsc.txt | 8 ++ > arch/arm64/boot/dts/qcom/sdm845.dtsi | 105 +++++++++++++----- > drivers/soc/qcom/rpmh-internal.h | 3 + > drivers/soc/qcom/rpmh-rsc.c | 84 ++++++++++++++ > drivers/soc/qcom/rpmh.c | 22 ++-- > include/soc/qcom/rpmh.h | 5 - > 6 files changed, 185 insertions(+), 42 deletions(-) > > -- > QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation. >