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=DKIMWL_WL_HIGH,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 EE970C43603 for ; Tue, 17 Dec 2019 07:25:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B47872067C for ; Tue, 17 Dec 2019 07:25:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="cUkwmnpH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726680AbfLQHZP (ORCPT ); Tue, 17 Dec 2019 02:25:15 -0500 Received: from mailout1.samsung.com ([203.254.224.24]:32919 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727174AbfLQHZO (ORCPT ); Tue, 17 Dec 2019 02:25:14 -0500 Received: from epcas1p3.samsung.com (unknown [182.195.41.47]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20191217072510epoutp01ffb8267a9464924c1eb1c9e2c1bd4794~hF8ws08_d2419324193epoutp01B for ; Tue, 17 Dec 2019 07:25:10 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20191217072510epoutp01ffb8267a9464924c1eb1c9e2c1bd4794~hF8ws08_d2419324193epoutp01B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1576567510; bh=jsZgMfZBFENSHUxjARWp1+l9QDIbLF9XpJF95DHtcvY=; h=Subject:To:Cc:From:Date:In-Reply-To:References:From; b=cUkwmnpHs3QEA8gZc8j6pIlISP9HAOh2Sm+8f64QgqZsNNCHx+2Cer/teZO4C/nuQ SKqWESzNH7lFN/pD8bGEEuDHR6Wq1yL8Yuf2DdkpDRstA5shM48udP6nIqsM2XCaMR moTgvfZ0pae8qi0qSsxwqhrh8VnA4SXbxph6th14= Received: from epsnrtp2.localdomain (unknown [182.195.42.163]) by epcas1p4.samsung.com (KnoxPortal) with ESMTP id 20191217072509epcas1p4324b8c934d6a4ca1cf86b4e178b3001f~hF8wDyjSu3077330773epcas1p4V; Tue, 17 Dec 2019 07:25:09 +0000 (GMT) Received: from epsmges1p3.samsung.com (unknown [182.195.40.153]) by epsnrtp2.localdomain (Postfix) with ESMTP id 47cV5t4jxwzMqYkk; Tue, 17 Dec 2019 07:25:06 +0000 (GMT) Received: from epcas1p1.samsung.com ( [182.195.41.45]) by epsmges1p3.samsung.com (Symantec Messaging Gateway) with SMTP id 93.54.52419.2D288FD5; Tue, 17 Dec 2019 16:25:06 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas1p3.samsung.com (KnoxPortal) with ESMTPA id 20191217072506epcas1p36bf0e286c809f5e9b82f3ccf9e75f586~hF8s4nCAw2913129131epcas1p3X; Tue, 17 Dec 2019 07:25:06 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20191217072506epsmtrp1e9479d2e9221b0e08a8f7ed6a1c528d8~hF8s3pAnI0758107581epsmtrp1U; Tue, 17 Dec 2019 07:25:06 +0000 (GMT) X-AuditID: b6c32a37-5b7ff7000001ccc3-98-5df882d268e3 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id DE.85.10238.1D288FD5; Tue, 17 Dec 2019 16:25:06 +0900 (KST) Received: from [10.113.221.102] (unknown [10.113.221.102]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20191217072505epsmtip2e0f5fca9c77e96f2a1eb00806e493075~hF8skYWcr0201702017epsmtip2Z; Tue, 17 Dec 2019 07:25:05 +0000 (GMT) Subject: Re: [v5, PATCH 0/5] Add cpufreq and cci devfreq for mt8183, and SVS support To: "Andrew-sh.Cheng" , MyungJoo Ham , Kyungmin Park , Rob Herring , Mark Rutland , Matthias Brugger , "Rafael J. Wysocki" , Viresh Kumar , Nishanth Menon , Stephen Boyd Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, srv_heupstream@mediatek.com, fan.chen@mediatek.com From: Chanwoo Choi Organization: Samsung Electronics Message-ID: Date: Tue, 17 Dec 2019 16:31:40 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:59.0) Gecko/20100101 Thunderbird/59.0 MIME-Version: 1.0 In-Reply-To: <1574769046-28449-1-git-send-email-andrew-sh.cheng@mediatek.com> Content-Language: en-US Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrHJsWRmVeSWpSXmKPExsWy7bCmru6lph+xBic7VSy2r3/BajH/yDlW i293fjNZnG16w26x6fE1VovLu+awWVxuvsho8bn3CKPF0usXmSyaWowtbjeuYLN48+Msk8WZ 05dYLVr3HmG3+HdtI4vF9LtCFhu/ejgIeqyZt4bRY+esu+wem1Z1snncubaHzWPzknqPlpP7 WTy2XG1n8ejbsorR4/iN7UwenzfJBXBFZdtkpCampBYppOYl56dk5qXbKnkHxzvHm5oZGOoa WlqYKynkJeam2iq5+AToumXmAH2jpFCWmFMKFApILC5W0rezKcovLUlVyMgvLrFVSi1IySmw LNArTswtLs1L10vOz7UyNDAwMgUqTMjO+LHvMVvBb+6K53s/sTcw9nF2MXJySAiYSNztn87Y xcjFISSwg1Fi94cLTBDOJ0aJpV/3sEE43xglzr3ZzAzTsnzXJRaIxF5GiUUXp7JDOO8ZJY40 rmIBqRIWCJN4PG8VK0hCRGASs8SEzQ8YQRLMArcYJV7vZwOx2QS0JPa/uAFm8wsoSlz98Ris hlfATuLw+fesIDaLgKrEkvWnweKiQENPbmuBqhGUODnzCdgyTgFfiVPTT7FDzBeXuPVkPhOE LS+x/e0cZpAjJATusUvsfTOdHeIHF4mr3X9YIWxhiVfHt0DFpSRe9rdB2dUSK08eYYNo7mCU 2LL/AlSDscT+pZOBNnAAbdCUWL9LHyKsKLHz91yoJ/kk3n3tYQUpkRDglehoE4IoUZa4/OAu E4QtKbG4vZNtAqPSLCTvzELywiwkL8xCWLaAkWUVo1hqQXFuemqxYYExcnxvYgSndS3zHYwb zvkcYhTgYFTi4S0o+x4rxJpYVlyZe4hRgoNZSYR3hwJQiDclsbIqtSg/vqg0J7X4EKMpMLQn MkuJJucDc05eSbyhqZGxsbGFiaGZqaGhkjgvx4+LsUIC6YklqdmpqQWpRTB9TBycUsAUNfPP JGaz+P0Rix73HLy7ZYWIrIz4D1alpLiel26B3xOnT77haLYsoFnko2DXybtpZVJ7xHM4br9d 9SJ47b66tsWLrRzOTfMxS5DdzspVepWj6fnBRd/FvXr+69y/9/bskt/2Gd+Vgz4X7wt49Vf/ NMNfR95yiy9mrQutj597NXvBjdSEubrySizFGYmGWsxFxYkANpRDiwEEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrJIsWRmVeSWpSXmKPExsWy7bCSvO6lph+xBqfPMFpsX/+C1WL+kXOs Ft/u/GayONv0ht1i0+NrrBaXd81hs7jcfJHR4nPvEUaLpdcvMlk0tRhb3G5cwWbx5sdZJosz py+xWrTuPcJu8e/aRhaL6XeFLDZ+9XAQ9Fgzbw2jx85Zd9k9Nq3qZPO4c20Pm8fmJfUeLSf3 s3hsudrO4tG3ZRWjx/Eb25k8Pm+SC+CK4rJJSc3JLEst0rdL4Mr4se8xW8Fv7ornez+xNzD2 cXYxcnJICJhILN91iaWLkYtDSGA3o8Szt4dZIBKSEtMuHmXuYuQAsoUlDh8uhqh5yyixaP9h VpAaYYEwicfzVrGCJEQEpjFLPP33mg3EYRa4xSixqfkIO0TLAkaJ3lvXwVrYBLQk9r+4wQZi 8wsoSlz98ZgRxOYVsJM4fP49WA2LgKrEkvWnweKiQCt2LnnMBFEjKHFy5hOw8zgFfCVOTT/F DmIzC6hL/Jl3iRnCFpe49WQ+E4QtL7H97RzmCYzCs5C0z0LSMgtJyywkLQsYWVYxSqYWFOem 5xYbFhjmpZbrFSfmFpfmpesl5+duYgRHuJbmDsbLS+IPMQpwMCrx8EqUfI8VYk0sK67MPcQo wcGsJMK7QwEoxJuSWFmVWpQfX1Sak1p8iFGag0VJnPdp3rFIIYH0xJLU7NTUgtQimCwTB6dU A6NWsJdIk+0nj+R7NdYhC0pi7grPnJK5/vCPXKXUKL5K+c+dG3cclX5/LnRHWjz/qoLYNXfE K2eove20n8Ghc/z/2o5nU4S38E/yZn1WmPjxz6zzD2ft+6uSsMBPzcnv4T+3++tmqRyzf+uz fOcGG+6jexqkO7bufBu9h3eZqJHRNuEzIs4pCvuVWIozEg21mIuKEwE7Gqa27AIAAA== X-CMS-MailID: 20191217072506epcas1p36bf0e286c809f5e9b82f3ccf9e75f586 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20191126115058epcas1p3caa6da2508caa5fbe71c202834184b15 References: <1574769046-28449-1-git-send-email-andrew-sh.cheng@mediatek.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Hi, On 11/26/19 8:50 PM, Andrew-sh.Cheng wrote: > From: "Andrew-sh.Cheng" > > MT8183 supports CPU DVFS and CCI DVFS, and LITTLE cpus and CCI are in the same voltage domain. > So, this series is to add drivers to handle the voltage coupling between CPU and CCI DVFS. > > For SVS support, need OPP_EVENT_ADJUST_VOLTAGE and corresponding reaction. What is correct full word of SVS? - S(?) VS (Voltage Scaling) ? > depend on: > https://patchwork.kernel.org/patch/11193513/ > > Change since v4: > - Remove redundant code > > > Andrew-sh.Cheng (5): > cpufreq: mediatek: add clock enable for intermediate clock > dt-bindings: devfreq: add compatible for mt8183 cci devfreq > devfreq: add mediatek cci devfreq > cpufreq: mediatek: add opp notification for SVS support > devfreq: mediatek: cci devfreq register opp notification for SVS > support > > .../bindings/devfreq/mt8183-cci-devfreq.txt | 20 ++ > drivers/cpufreq/mediatek-cpufreq.c | 92 +++++- > drivers/devfreq/Kconfig | 10 + > drivers/devfreq/Makefile | 1 + > drivers/devfreq/mt8183-cci-devfreq.c | 308 +++++++++++++++++++++ > 5 files changed, 429 insertions(+), 2 deletions(-) > create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt > create mode 100644 drivers/devfreq/mt8183-cci-devfreq.c > -- Best Regards, Chanwoo Choi Samsung Electronics