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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 8F95DCA9EB6 for ; Wed, 23 Oct 2019 13:03:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 37BCB21872 for ; Wed, 23 Oct 2019 13:03:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="EQ7nsO2T" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405469AbfJWNDt (ORCPT ); Wed, 23 Oct 2019 09:03:49 -0400 Received: from mailout1.w1.samsung.com ([210.118.77.11]:47007 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732149AbfJWNDs (ORCPT ); Wed, 23 Oct 2019 09:03:48 -0400 Received: from eucas1p2.samsung.com (unknown [182.198.249.207]) by mailout1.w1.samsung.com (KnoxPortal) with ESMTP id 20191023130347euoutp011e6d7895dbc8448117e6f2fab8263c17~QSFteyV6-0473204732euoutp01O for ; Wed, 23 Oct 2019 13:03:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.w1.samsung.com 20191023130347euoutp011e6d7895dbc8448117e6f2fab8263c17~QSFteyV6-0473204732euoutp01O DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1571835827; bh=fRjiFNXyj3lzO1rthRyAyQwOOTCSPOoDxPzWTlYWFPk=; h=Subject:To:Cc:From:Date:In-Reply-To:References:From; b=EQ7nsO2TVx1MvKZJcbIbWyX6QWCDa2gOJzUcAj+Lz6UnqJrdP3vHv4uy7fAxSZDMT qkj+Xh9H5Hf7x9BU75mYh32PZajA34+3iss9RxKt/HUy+517Ensnjg0VydGq/8f49R GyuTydkuGujmu63t5oUHVZmRMaG9lPdEKXgnZw5E= Received: from eusmges3new.samsung.com (unknown [203.254.199.245]) by eucas1p1.samsung.com (KnoxPortal) with ESMTP id 20191023130346eucas1p1fc23b8c4bc066e46ad12f8d1a64b4f75~QSFtQj4bG1202412024eucas1p1N; Wed, 23 Oct 2019 13:03:46 +0000 (GMT) Received: from eucas1p2.samsung.com ( [182.198.249.207]) by eusmges3new.samsung.com (EUCPMTA) with SMTP id D2.4B.04374.2BF40BD5; Wed, 23 Oct 2019 14:03:46 +0100 (BST) Received: from eusmtrp1.samsung.com (unknown [182.198.249.138]) by eucas1p2.samsung.com (KnoxPortal) with ESMTPA id 20191023130346eucas1p233334b1b158b52019e9b904f52004f70~QSFs5kavs0090000900eucas1p2i; Wed, 23 Oct 2019 13:03:46 +0000 (GMT) Received: from eusmgms1.samsung.com (unknown [182.198.249.179]) by eusmtrp1.samsung.com (KnoxPortal) with ESMTP id 20191023130346eusmtrp18f3cccac5a04963b67fb502c8971751e~QSFszqLi30458004580eusmtrp1i; Wed, 23 Oct 2019 13:03:46 +0000 (GMT) X-AuditID: cbfec7f5-4f7ff70000001116-81-5db04fb2538e Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id 7E.28.04166.2BF40BD5; Wed, 23 Oct 2019 14:03:46 +0100 (BST) Received: from [106.120.51.75] (unknown [106.120.51.75]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20191023130346eusmtip11fc1379a1e74a94139eff52e27e4f0cd~QSFsXECKF1772417724eusmtip1t; Wed, 23 Oct 2019 13:03:45 +0000 (GMT) Subject: Re: [PATCH] clk: samsung: exynos542x: Move G3D subsystem clocks to its sub-CMU To: Marek Szyprowski , linux-samsung-soc@vger.kernel.org Cc: linux-clk@vger.kernel.org, Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Marian Mihailescu From: Sylwester Nawrocki Message-ID: <9b9d013d-3bbb-e9e9-b161-e885cb6b1c2f@samsung.com> Date: Wed, 23 Oct 2019 15:03:45 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191023074118.3012-1-m.szyprowski@samsung.com> Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA02SbUhTcRTG++/eu92NJtfp2MHCYBRlkC8ldHvTLAvFxKIXKpOaelHTTdl8 j0CzMp2KFKVNQ6kP5tS2lqg5EN1cJmZDgkyXGjqxhBXiBkpauV0lv/3OOc/DOQ8cEhO1En5k miKbUSpkGVKuAO94t2zdZ4jTJwTPNNH061odQY865wjaatXz6IWKSYKutfZw6Lb+CR6te7JM 0KWzP7DjZNRbzQQvyqAt40ZVtWtR1KLB/yx+VXA0mclIy2WUQWE3BKnT2hqUpeblrxpNeBFy EuWITwIVCi/qaznlSECKqJcIDIY6jC2cCD46ugi2WETwvnkG27D0tj3G2UETgnHdwrrKgcD2 uQ53q3yoK9A05uK62Ze6AFOz3z0ijFpFYGn56RFxqRCotFQhNwupMJicc3pW4NQuGHujXjOT pJi6DEMuGSvxhsGndo+VTx0D16LTwxglgTvOZoLlHdDpqPdkAKqbB7Y+8/rZkbDQaEYs+8D8 QDuP5e0w9KgCZw0lCCqMNh5bVCOYGmhcdxwB88AI4b4IowJA1x3EtiNguP8X7m4D5QVfHN7s EV7wsKMGY9tCeHBfxKp3wm9tDYdlP1Db/+LVSKrZFE2zKY5mUxzN/72NCNciCZOjkqcwqgMK Ji9QJZOrchQpgUmZcgNa+6GhPwOuLtSzkmhCFImkW4X5Z/QJIkKWqyqQmxCQmNRX+DW4LUEk TJYVFDLKzOvKnAxGZULbSFwqEd7a8i1eRKXIspl0hslilBtTDsn3K0J10QefD44aR+7ejFwm Uk+0iu2xr9Lnxd2O/oJD91qWqvj+toa4iKxiS0dSaZ4p3lukXQrnWBbsdrm8ofhU1mnupdCT 4XumUSPRICpX9K30miuNw0HKw87bJcbdsTHcZ3nXei+OS/Q5uWXnP3ziieUBnYn7o4tiCsOX 1M35oeekuCpVFrIXU6pk/wDDGtnBPwMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrDIsWRmVeSWpSXmKPExsVy+t/xu7qb/DfEGkxaKWmxccZ6VovrX56z Wpw/v4Hd4mPPPVaLGef3MVmsPXKX3WL9tJ+sFu1PXzI7cHjsnHWX3WPTqk42j74tqxg9Pm+S C2CJ0rMpyi8tSVXIyC8usVWKNrQw0jO0tNAzMrHUMzQ2j7UyMlXSt7NJSc3JLEst0rdL0Mt4 tGo6Y0E3e8Xf3YdYGhi/sHYxcnJICJhIHFg7laWLkYtDSGApo8SDcz8Yuxg5gBJSEvNblCBq hCX+XOtig6h5zSix7XY7E0hCWCBSYvnNr2wg9SICIRIL3+uB1DAL/GWUOHb9CliNkMAERonT x+xAbDYBQ4neo32MIDavgJ3EvedfmEFsFgFViZubu9lAbFGBCInn229A1QhKnJz5hAXE5hSw lfj6+QuYzSygLvFn3iVmCFtcounLSlYIW15i+9s5zBMYhWYhaZ+FpGUWkpZZSFoWMLKsYhRJ LS3OTc8tNtQrTswtLs1L10vOz93ECIy5bcd+bt7BeGlj8CFGAQ5GJR5eBa8NsUKsiWXFlbmH GCU4mJVEeO8YrI0V4k1JrKxKLcqPLyrNSS0+xGgK9NxEZinR5HxgOsgriTc0NTS3sDQ0NzY3 NrNQEuftEDgYIySQnliSmp2aWpBaBNPHxMEp1cAo6ce4pdz+Wl3gvUl28+qDK9d7H/Be/O7f 7qbSudUdTWfPPLb4EXR1VZ/XMyGWpU48Wa8qI64ZxBRcUFwmsvzfQgVVhvDgOnejZV+effHt WMWbzsbh+W3qwuzP1eGvVN4wSqye3XRv3TpZzueTrz2LNrpye+ZJ3/ZvqTmhAo6nn2n+f51u V71DiaU4I9FQi7moOBEAqs+pcs8CAAA= X-CMS-MailID: 20191023130346eucas1p233334b1b158b52019e9b904f52004f70 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20191023074140eucas1p2c236bde672f33d4fe32ed61545515cc3 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191023074140eucas1p2c236bde672f33d4fe32ed61545515cc3 References: <20191023074118.3012-1-m.szyprowski@samsung.com> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org On 10/23/19 09:41, Marek Szyprowski wrote: > G3D clocks require special handling of their parent bus clock during power > domain on/off sequences. Those clocks were not initially added to the > sub-CMU handler, because that time there was no open-source driver for the > G3D (MALI Panfrost) hardware module and it was not possible to test it. > > This patch fixes this issue. Parent clock for G3D hardware block is now > properly preserved during G3D power domain on/off sequence. This restores > proper MALI Panfrost performance broken by commit 8686764fc071 > ("ARM: dts: exynos: Add G3D power domain to Exynos542x"). > > Reported-by: Marian Mihailescu > Fixes: b06a532bf1fa ("clk: samsung: Add Exynos5 sub-CMU clock driver") > Signed-off-by: Marek Szyprowski > Tested-by: Marian Mihailescu Applied, thanks.