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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 6BEE5C3A5A1 for ; Wed, 28 Aug 2019 19:22:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D5CD22CF8 for ; Wed, 28 Aug 2019 19:22:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="fph7hjw0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726657AbfH1TWP (ORCPT ); Wed, 28 Aug 2019 15:22:15 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:46430 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726614AbfH1TWP (ORCPT ); Wed, 28 Aug 2019 15:22:15 -0400 Received: by mail-pf1-f193.google.com with SMTP id q139so390596pfc.13 for ; Wed, 28 Aug 2019 12:22:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=OHL9VW/pbZgbjy6X0oW/1YciHsupykYOfcE3lMTyhrs=; b=fph7hjw0oI0ISbpc1+PlmQdPBZe2b3jdllI7bz13paCCNa09LOWtZVy/rtz/FyI384 N9yxwotr7jdU+JskFlaXdVKHUnFZzNY3MN60S3W6Nn/v9zJCiNX6azDUrivXsAnXnrKw oZanxW4wIIcRAKdfDyd5OyK7o34IbTaREG0uxVzGWbmzL83F26j0kk8jqGFzu9MN+UCM 70leIzib0AylP8YdY1newKSzBZK6NlTYw8MfMseqZKqxvAlTcZdZONCZ0FnzwMEY3uK5 h70ku4+Ao6Fls0yIbheZ23ptrU5VBhsHjGk1j61MB2vmm1sPiMrjK1XGYX4lvNCTreUT ppbg== 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=OHL9VW/pbZgbjy6X0oW/1YciHsupykYOfcE3lMTyhrs=; b=hoaSfemxH1OAmnuRrRqDiLwYuCG1K2opeVu4on/AXegbOy1cnGcPLg/605c9GwwL79 1QSNH5cMwpL8rpjTl86Hw/W0LwAhQRP6lTOodYNO4dO70+E3VFk12H0D5k2mPzISJDxV OsC6O8Dxfpaul6VVeOo56d8H9Kk65OyBg/XSWzmWvtbXbssCAvkeQRD9fV1yAGL+ABse 4AOeQqLiGbomMrPoNUoyLW9Gzt3lT/Ly3ZNds1lZJV7jFZMCIUVeQ9mKcZxj3pb0+SeB t6JrVUKRBV0JbIWgclSMxLNoS+wJKsTIor6foP6JV5iArjjKbQDHDpi1H9vf6k09fk9W NoAA== X-Gm-Message-State: APjAAAXR9/ozKyhy8h5ORLuflYsd4Qfeh+1RpjWEwRISTc3C96iICQbR QyUYhHG/w3mOpuFDDHsbB8J45gM2gMY= X-Google-Smtp-Source: APXvYqxVwWGCMgMVB9QBnkOEoSoOuiImGY1cZU65dtq+4tFmWwT/jaRS6aCujF2eBPDab7uA7/7A/g== X-Received: by 2002:a65:6458:: with SMTP id s24mr4793968pgv.158.1567020134686; Wed, 28 Aug 2019 12:22:14 -0700 (PDT) Received: from minitux (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id x17sm125380pff.62.2019.08.28.12.22.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Aug 2019 12:22:13 -0700 (PDT) Date: Wed, 28 Aug 2019 12:22:11 -0700 From: Bjorn Andersson To: Thara Gopinath Cc: qualcomm-lt@lists.linaro.org, linux-pm@vger.kernel.org, ulf.hansson@linaro.org, rnayak@codeaurora.org Subject: Re: [PATCH 3/4] thermal: qcom: Add RPMHPD cooling device driver. Message-ID: <20190828192211.GO6167@minitux> References: <1565398727-23090-1-git-send-email-thara.gopinath@linaro.org> <1565398727-23090-4-git-send-email-thara.gopinath@linaro.org> <20190824061029.GT26807@tuxbook-pro> <5D650904.1010402@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5D650904.1010402@linaro.org> User-Agent: Mutt/1.12.0 (2019-05-25) Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Tue 27 Aug 03:42 PDT 2019, Thara Gopinath wrote: > On 08/24/2019 02:10 AM, Bjorn Andersson wrote: > > On Fri 09 Aug 17:58 PDT 2019, Thara Gopinath wrote: > > > >> The MX power domain in RPMH can be used to warm the > >> the SoC in SDM845. To support this feature, introduce > >> a RPMH power domain cooling device driver that can be > >> plugged into the thermal framework.(The thermal framework > >> itself requires further modifiction to support a warming > >> device in place of a cooling device. Those extensions are > >> not introduced in this patch series). > >> > > > > This cooling device provides an interface to set a minimum state for a > > power domain. So while it's used for controlling the MX rail exposed by > > the RPMh on some Qualcomm SoCs there's nothing Qualcomm/RPMh specific > > with it. > Hi Bjorn, > > I agree that there is nothing Qualcomm specific. Are you suggesting a > more generic driver here ? > Yes, that's what I'm suggesting. Regards, Bjorn