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[71.255.246.27]) by smtp.gmail.com with ESMTPSA id n190sm3203309qke.90.2020.01.09.07.02.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 09 Jan 2020 07:02:33 -0800 (PST) Subject: Re: [Patch v4 0/7] Introduce Power domain based warming device driver To: rui.zhang@intel.com, ulf.hansson@linaro.org, daniel.lezcano@linaro.org, bjorn.andersson@linaro.org, agross@kernel.org References: <1574254593-16078-1-git-send-email-thara.gopinath@linaro.org> Cc: amit.kucheria@verdurent.com, mark.rutland@arm.com, rjw@rjwysocki.net, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org From: Thara Gopinath Message-ID: <5E174086.50004@linaro.org> Date: Thu, 9 Jan 2020 10:02:30 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: <1574254593-16078-1-git-send-email-thara.gopinath@linaro.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/20/2019 07:56 AM, Thara Gopinath wrote: > Certain resources modeled as a generic power domain in linux kernel can be > used to warm up the SoC (mx power domain on sdm845) if the temperature > falls below certain threshold. These power domains can be considered as > thermal warming devices. (opposite of thermal cooling devices). > > In kernel, these warming devices can be modeled as a thermal cooling > device. Since linux kernel today has no instance of a resource modeled as > a power domain acting as a thermal warming device, a generic power domain > based thermal warming device driver that can be used pan-Socs is the > approach taken in this patch series. Since thermal warming devices can be > thought of as the mirror opposite of thermal cooling devices, this patch > series re-uses thermal cooling device framework. To use these power > domains as warming devices require further tweaks in the thermal framework > which are out of scope of this patch series. These tweaks have been posted > as a separate series[1]. Hi, Can this series be merged ? It has been acked from DT and genpd point of view. Warm Regards Thara