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[209.132.180.67]) by mx.google.com with ESMTP id z9si299412plo.66.2019.08.14.11.20.03; Wed, 14 Aug 2019 11:20:20 -0700 (PDT) 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=bSWNJRfN; 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 S1728550AbfHNSTc (ORCPT + 99 others); Wed, 14 Aug 2019 14:19:32 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:39387 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728284AbfHNSTc (ORCPT ); Wed, 14 Aug 2019 14:19:32 -0400 Received: by mail-pg1-f193.google.com with SMTP id u17so53485475pgi.6 for ; Wed, 14 Aug 2019 11:19:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=message-id:mime-version:content-transfer-encoding:in-reply-to :references:subject:from:cc:to:user-agent:date; bh=cemWnJlXygQVUHs5+9IULKNWTiOcpifvvGT6fgr1/ss=; b=bSWNJRfNBipTymbkmcbI5jJ3xyct+DaLS3dGG6WRYspIUm5G+b1NTo0h1QJTLpvS7m J5I65FRuW6QrGcoTfpiTZgdQCr5st4md64gdF/URuzzvrSyp8enuxe4pg4FyEk7nkNrc zolJ+z234CDVbXYq6L2hbnJQvCju5CwF5qCjo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:mime-version :content-transfer-encoding:in-reply-to:references:subject:from:cc:to :user-agent:date; bh=cemWnJlXygQVUHs5+9IULKNWTiOcpifvvGT6fgr1/ss=; b=i2r+xFd05S4/p2rQhEdLG9XGXEe4pTJWiJPqKp2UHxR7lqHDmQEnD46fXe9h/aeFmp ZYPm1IeRjdx8UcajTcZOl88y/ZVdsVf5PZ7+U6s8VxghjvDgh1ltVE3d2N8xeIbtwUvl sUaUKnOd6V1tDk/CrCu6COCdEO786EaDwlCeb446u2KvwZLOQjaG5g8psBjj/YBjIelZ mQ6ZakJtKEgQ4WpYl3oye3UnpKHZCMtRyE2++DrnvSEFAkKUevQzRQWuxrkhsVcxxmKz 4U6BU1cAyvhIpu3Wd6d0KOYegU0rRoNK1OyFgPGE/s6ratCeMKvdnMtlYCw0GKFrkVAZ iRHw== X-Gm-Message-State: APjAAAXbz+3LPhkREHfaqk/zMEFmYZF2toOjvAbpZDSPz/ORBnzHiiCQ hocJjUimayVuwUhv3DU21QbwLuEpbW6ieA== X-Received: by 2002:a65:518a:: with SMTP id h10mr398117pgq.117.1565806771571; Wed, 14 Aug 2019 11:19:31 -0700 (PDT) Received: from chromium.org ([2620:15c:202:1:fa53:7765:582b:82b9]) by smtp.gmail.com with ESMTPSA id o4sm790460pje.28.2019.08.14.11.19.30 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Wed, 14 Aug 2019 11:19:30 -0700 (PDT) Message-ID: <5d5450b2.1c69fb81.ec1c1.1cb2@mx.google.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <20190813082442.25796-1-mkshah@codeaurora.org> References: <20190813082442.25796-1-mkshah@codeaurora.org> Subject: Re: [PATCH 0/4] Add RSC power domain support From: Stephen Boyd Cc: 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, Maulik Shah To: Maulik Shah , agross@kernel.org, david.brown@linaro.org, linux-arm-msm@vger.kernel.org User-Agent: alot/0.8.1 Date: Wed, 14 Aug 2019 11:19:29 -0700 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Maulik Shah (2019-08-13 01:24:38) > Resource State Coordinator (RSC) is responsible for powering off/lowering > the requirements from CPU subsystem for the associated hardware like buse= s, > clocks, and regulators when all CPUs and cluster is powered down. >=20 > RSC power domain uses last-man activities provided by genpd framework bas= ed 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 requir= ements > by flushing the cached sleep and wake state votes for resources. This series looks like half the solution. Is there a full set of patches that connects the RPMh power domain to cpuidle and genpds?