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=-2.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 34A06C433DB for ; Sat, 13 Feb 2021 18:32:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0CB9964E3F for ; Sat, 13 Feb 2021 18:32:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229710AbhBMSbv (ORCPT ); Sat, 13 Feb 2021 13:31:51 -0500 Received: from wnew2-smtp.messagingengine.com ([64.147.123.27]:37507 "EHLO wnew2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229574AbhBMSbt (ORCPT ); Sat, 13 Feb 2021 13:31:49 -0500 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.west.internal (Postfix) with ESMTP id 4128AC61; Sat, 13 Feb 2021 13:30:42 -0500 (EST) Received: from imap2 ([10.202.2.52]) by compute4.internal (MEProxy); Sat, 13 Feb 2021 13:30:43 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fastmail.fm; h= mime-version:message-id:in-reply-to:references:date:from:to:cc :subject:content-type:content-transfer-encoding; s=fm2; bh=QZEIT s9Ss68RIAo4FdUn2+jTSj5L+y5IituaMoLm3eI=; b=WIbLXiFWD5RARYjeVZx9X 21t8JPpGrYsgXQ54q3iXW8yGhUUu48YiI19HcWQPVEsE5rBxMWS+v+1j2Zdv84pk oI7t8zzZwEsrW9SOapoO0PIi2pvx0uTYw3oryZITHvBcWtgBtG0KotN4wDljMI9W /uCYiuaT7eeD6whM4TLvcgNNudW3zwB50wRg3fhKEQ+K8FhEQVGDrR6zDcDu7cIA v2FM6010/qtXDxLD3HLjhbQCKscjvcWVx8As/4lKJ/kotlqpjlrN0XQGxlpReMBz 5BZIl20eTxsChaJBrd4r76aPAs79SXfWMa4icas2sThOTE2G8xaCTDucg2uEw9g/ g== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm2; bh=QZEITs9Ss68RIAo4FdUn2+jTSj5L+y5IituaMoLm3 eI=; b=mpCjNBK3/gf3/LTTemmUDqxTndccHpEDTQ1+aOfcDUu+zGZWy61HsjEbE 3e2yzETL+kvleKaytk9k+K7/7CQ73T8dRsDNSEuG5EO8d615Ie3WDshzYFNDQev2 LdklbUj4OaS4xvItnE8ZJ5CVPUSlEoPu86oOUJSIeP9oZsx/86FUZLEHgQbgfi01 V4lBaPk36A+9ygA93CWALkptrxxlrQYAZWnC4ikA+R3q+duUYB4ecSaHpH0tYL04 kapu/mHO7W31eoizrafKIS/ZtDf64X2wlcFTiIKmuC19TJg/+5+URxD7AtGNno0Z KhTQsVNxndl/A0LcAYG9Qn2vjaJvg== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrieefgddutdelucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepofgfggfkjghffffhvffutgfgsehtqhertderreejnecuhfhrohhmpehnnhgv thcuoehnnhgvthesfhgrshhtmhgrihhlrdhfmheqnecuggftrfgrthhtvghrnhepueegke dvheehveehteeiteduleejvddvtdeivedvueekjefgueehffeuleeugeeunecuvehluhhs thgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepnhhnvghtsehfrghsth hmrghilhdrfhhm X-ME-Proxy: Received: by mailuser.nyi.internal (Postfix, from userid 501) id 9EB65A00060; Sat, 13 Feb 2021 13:30:39 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.5.0-alpha0-141-gf094924a34-fm-20210210.001-gf094924a Mime-Version: 1.0 Message-Id: In-Reply-To: <20210213100139.ckrscepg72zjkj4f@pali> References: <1cd0c2ee-aa3a-4da2-9c0c-57cc5a1dad49@www.fastmail.com> <20210210092339.qy6wwuq6qr5m2ozr@pali> <20210210180322.rlfxdussqhejqpo6@pali> <966f50f2-68b2-4d4f-85f0-396df112c0f4@www.fastmail.com> <20210211195559.n2j4jnchl2ho54mg@pali> <1ad78446-4a40-4c3e-8680-6dbf19616515@www.fastmail.com> <20210211234445.hbv2diphmgbir76u@pali> <000b92cc-9b54-4af9-b95c-d1317fb6f97f@www.fastmail.com> <20210213100139.ckrscepg72zjkj4f@pali> Date: Sat, 13 Feb 2021 10:30:19 -0800 From: nnet To: =?UTF-8?Q?Pali_Roh=C3=A1r?= Cc: =?UTF-8?Q?Marek_Beh=C3=BAn?= , a.heider@gmail.com, andrew@lunn.ch, gerald@gk2.net, gregory.clement@bootlin.com, kostap@marvell.com, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, luka.perkov@sartura.hr, miquel.raynal@bootlin.com, mturquette@baylibre.com, rmk+kernel@armlinux.org.uk, sboyd@kernel.org, tmn505@gmail.com, vladimir.vid@sartura.hr Subject: =?UTF-8?Q?Re:_[PATCH_mvebu_v2_00/10]_Armada_37xx:_Fix_cpufreq_changing_b?= =?UTF-8?Q?ase_CPU_speed_to_800_MHz_from_1000_MHz?= Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Feb 13, 2021, at 2:01 AM, Pali Roh=C3=A1r wrote: > On Thursday 11 February 2021 16:41:13 nnet wrote: > > On Thu, Feb 11, 2021, at 3:44 PM, Pali Roh=C3=A1r wrote: > > > On Thursday 11 February 2021 12:22:52 nnet wrote: > > > > On Thu, Feb 11, 2021, at 11:55 AM, Pali Roh=C3=A1r wrote: > > > > > On Wednesday 10 February 2021 11:08:59 nnet wrote: > > > > > > On Wed, Feb 10, 2021, at 10:03 AM, Pali Roh=C3=A1r wrote: > > > > > > > > > Hello! Could you please enable userspace governor duri= ng kernel > > > > > > > > > compilation? > > > > > > > > >=20 > > > > > > > > > CONFIG_CPU_FREQ_GOV_USERSPACE=3Dy > > > > > > > > >=20 > > > > > > > > > It can be activated via command: > > > > > > > > >=20 > > > > > > > > > echo userspace > /sys/devices/system/cpu/cpufreq/p= olicy0/scaling_governor > > > > > > > > >=20 > > > > > > > > > After that you can "force" CPU frequency to specific v= alue, e.g.: > > > > > > > > >=20 > > > > > > > > > echo 1000000 > /sys/devices/system/cpu/cpufreq/pol= icy0/scaling_setspeed > > > > > > > > >=20 > > > > > > > > > I need to know which switch (from --> to freq) cause t= his system hang. > > > > > > > > >=20 > > > > > > > > > This patch series (via MIN_VOLT_MV_FOR_L0_L1_1GHZ) is = fixing only > > > > > > > > > switching from 500 MHz to 1000 MHz on 1 GHz variant. A= s only this switch > > > > > > > > > is causing issue. > > > > > > > > >=20 > > > > > > > > > I have used following simple bash script to check that= switching between > > > > > > > > > 500 MHz and 1 GHz is stable: > > > > > > > > >=20 > > > > > > > > > while true; do > > > > > > > > > echo 1000000 > /sys/devices/system/cpu/cpufreq= /policy0/scaling_setspeed; > > > > > > > > > echo 500000 > /sys/devices/system/cpu/cpufreq/= policy0/scaling_setspeed; > > > > > > > > > echo 1000000 > /sys/devices/system/cpu/cpufreq= /policy0/scaling_setspeed; > > > > > > > > > echo 500000 > /sys/devices/system/cpu/cpufreq/= policy0/scaling_setspeed; > > > > > > > > > done > > > > > > > >=20 > > > > > > > > echo userspace | tee /sys/devices/system/cpu/cpufreq/pol= icy0/scaling_governor > > > > > > > > while true; do > > > > > > > > echo 1200000 | tee /sys/devices/system/cpu/cpufreq/pol= icy0/scaling_setspeed; > > > > > > > > echo 600000 | tee /sys/devices/system/cpu/cpufreq/poli= cy0/scaling_setspeed; > > > > > > > > done > > > > > > > >=20 > > > > > > > > >> +#define MIN_VOLT_MV_FOR_L0_L1_1GHZ 1108 > > > > > > > >=20 > > > > > > > > With 1108 I get a freeze within a minute. The last outpu= t to stdout is 600000. > > > > > > > >=20 > > > > > > > > With 1120 it takes a few minutes. > > > > > > > >=20 > > > > > > > > With any of 1225, 1155, 1132 the device doesn't freeze o= ver the full 5 minute load test. > > > > > > > >=20 > > > > > > > > I'm using ondemand now with the above at 1132 without is= sue so far. > > > > > > >=20 > > > > > > > Great, thank you for testing! > > > > > > >=20 > > > > > > > Can you check if switching between any two lower frequenci= es 200000 > > > > > > > 300000 600000 is stable? > > > > > >=20 > > > > > > This is stable using 1132 mV for MIN_VOLT_MV_FOR_L0_L1_1GHZ:= > > > > > >=20 > > > > > > while true; do > > > > > > # down > > > > > > echo 1200000 | tee /sys/devices/system/cpu/cpufreq/policy0= /scaling_setspeed; > > > > > ... > > > > >=20 > > > > > Hello! > > > > >=20 > > > > > Could you please re-run test without tee, in form as I have sh= own above? > > > > > UART is slow and printing something to console adds delay whic= h decrease > > > > > probability that real issue is triggered as this is timing iss= ue. > > > >=20 > > > > The test was done over SSH. > > >=20 > > > Ok! But it is still better to not print any results as it adds unw= anted > > > delay between frequency switching. > > >=20 > > > > > Also please do tests just between two frequencies in loop as I= observed > > > > > that switching between more decreased probability to hit issue= . > > > >=20 > > > > > > > > echo userspace | tee /sys/devices/system/cpu/cpufreq/pol= icy0/scaling_governor > > > > > > > > while true; do > > > > > > > > echo 1200000 | tee /sys/devices/system/cpu/cpufreq/pol= icy0/scaling_setspeed; > > > > > > > > echo 600000 | tee /sys/devices/system/cpu/cpufreq/poli= cy0/scaling_setspeed; > > > > > > > > done > > > >=20 > > > > The first test ^ switched between 600 MHz and 1.2 GHz. > > > >=20 > > > > > The real issue for 1 GHz variant of A3720 is only when doing s= witch from > > > > > 500 MHz to 1 GHz. So could you try to do some tests also witho= ut > > > > > changing MIN_VOLT_MV_FOR_L0_L1_1GHZ and switching just between= non-1.2 > > > > > frequencies (to verify that on 1.2 GHz variant it is also from= 600 MHz > > > > > to 1.2 GHz)? > > > >=20 > > > > With 1108 mV and switching between 600 MHz and 1.2GHz, I always = saw a freeze within a minute. > > >=20 > > > I mean to try switching with 1.108 V between 200 MHz and 300 MHz o= r > > > between 300 MHz and 600 MHz. To check that issue is really only wi= th > > > switch from 600 MHz to 1.2 GHz. > >=20 > > With: > >=20 > > +#define MIN_VOLT_MV_FOR_L0_L1_1GHZ 1108 > >=20 > > with 5 min load: > >=20 > > # no lock-up > >=20 > > echo userspace > /sys/devices/system/cpu/cpufreq/policy0/scaling_gov= ernor > > while true; do > > echo 200000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_sets= peed; > > echo 300000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_sets= peed; > > done > >=20 > > # no lock-up > >=20 > > echo userspace > /sys/devices/system/cpu/cpufreq/policy0/scaling_gov= ernor > > while true; do > > echo 300000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_sets= peed; > > echo 600000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_sets= peed; > > done > >=20 > > # lock-up with 10 seconds of load applied > >=20 > > echo userspace > /sys/devices/system/cpu/cpufreq/policy0/scaling_gov= ernor > > while true; do > > echo 600000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_sets= peed; > > echo 1200000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_set= speed; > > done >=20 > Ok! So it really looks like that on 1.2 GHz is the same issue. We need= > to increase voltage for L1 load (600 MHz). But question is what is the= > threshold (it is 1132 mV or lower?)=20 Lower then 1132 mV causes freezes. No freezes with 1132 mV. > and second question is what > increasing minimal voltage may cause with board. I don't have any further information on the issue and device then that e= xperience. I've tested on two of these devices which suggests it's not an oddity wi= th one instance of it. >=20 > Basically there is absolutely no information about 1.2 GHz variant and= > this issue... > > > > I need to know if current settings are fine for 200, 300 and 600 M= Hz > > > frequencies and the only 600 --> 1200 needs to be fixed. > > > > 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=-0.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 2E549C433E0 for ; Sat, 13 Feb 2021 18:32:19 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CE99764DDE for ; Sat, 13 Feb 2021 18:32:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE99764DDE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=fastmail.fm Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Subject:To:From:Date:References:In-Reply-To: Message-Id:Mime-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=IMpYrmC61QXhuTL6KXat63aviRSyiF4HPioLVi6pB7s=; b=nRX/xWnGu+D5dkUN1XdMfnGnU 2JfMNUBSua4OG+LCkEO+3UT5dM4YnoXv+bWria5/GK2c2BYEP52MY1KNgQuO8a+hPlE7kRf6msKas AUdK1a+eXoV8qwn1U+Ie5P/u3riI11cLn8psWB0VqUFfZPLPXPA/PLtYNupaUjG+FMe37rC0wF+Sx YiDDTxTlCdjm/jDdgirzDyoBUF99q8LkG1FB5zdO5dexzlK3ycfM88LViucbQodteH8CUyVZDFRxC n2l3pXkfLFtRVPexvp6zXcTQFsoPa3V/cUqHrnEDjBxeOvU2nFAwqVmvMxr2d/bi2Th+Ep16YR6Xt RIiHUPA7g==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lAzgy-0003Js-Fq; Sat, 13 Feb 2021 18:30:52 +0000 Received: from wnew2-smtp.messagingengine.com ([64.147.123.27]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lAzgv-0003JQ-Mx for linux-arm-kernel@lists.infradead.org; Sat, 13 Feb 2021 18:30:50 +0000 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.west.internal (Postfix) with ESMTP id 4128AC61; Sat, 13 Feb 2021 13:30:42 -0500 (EST) Received: from imap2 ([10.202.2.52]) by compute4.internal (MEProxy); Sat, 13 Feb 2021 13:30:43 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fastmail.fm; h= mime-version:message-id:in-reply-to:references:date:from:to:cc :subject:content-type:content-transfer-encoding; s=fm2; bh=QZEIT s9Ss68RIAo4FdUn2+jTSj5L+y5IituaMoLm3eI=; b=WIbLXiFWD5RARYjeVZx9X 21t8JPpGrYsgXQ54q3iXW8yGhUUu48YiI19HcWQPVEsE5rBxMWS+v+1j2Zdv84pk oI7t8zzZwEsrW9SOapoO0PIi2pvx0uTYw3oryZITHvBcWtgBtG0KotN4wDljMI9W /uCYiuaT7eeD6whM4TLvcgNNudW3zwB50wRg3fhKEQ+K8FhEQVGDrR6zDcDu7cIA v2FM6010/qtXDxLD3HLjhbQCKscjvcWVx8As/4lKJ/kotlqpjlrN0XQGxlpReMBz 5BZIl20eTxsChaJBrd4r76aPAs79SXfWMa4icas2sThOTE2G8xaCTDucg2uEw9g/ g== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm2; bh=QZEITs9Ss68RIAo4FdUn2+jTSj5L+y5IituaMoLm3 eI=; b=mpCjNBK3/gf3/LTTemmUDqxTndccHpEDTQ1+aOfcDUu+zGZWy61HsjEbE 3e2yzETL+kvleKaytk9k+K7/7CQ73T8dRsDNSEuG5EO8d615Ie3WDshzYFNDQev2 LdklbUj4OaS4xvItnE8ZJ5CVPUSlEoPu86oOUJSIeP9oZsx/86FUZLEHgQbgfi01 V4lBaPk36A+9ygA93CWALkptrxxlrQYAZWnC4ikA+R3q+duUYB4ecSaHpH0tYL04 kapu/mHO7W31eoizrafKIS/ZtDf64X2wlcFTiIKmuC19TJg/+5+URxD7AtGNno0Z KhTQsVNxndl/A0LcAYG9Qn2vjaJvg== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrieefgddutdelucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepofgfggfkjghffffhvffutgfgsehtqhertderreejnecuhfhrohhmpehnnhgv thcuoehnnhgvthesfhgrshhtmhgrihhlrdhfmheqnecuggftrfgrthhtvghrnhepueegke dvheehveehteeiteduleejvddvtdeivedvueekjefgueehffeuleeugeeunecuvehluhhs thgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepnhhnvghtsehfrghsth hmrghilhdrfhhm X-ME-Proxy: Received: by mailuser.nyi.internal (Postfix, from userid 501) id 9EB65A00060; Sat, 13 Feb 2021 13:30:39 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.5.0-alpha0-141-gf094924a34-fm-20210210.001-gf094924a Mime-Version: 1.0 Message-Id: In-Reply-To: <20210213100139.ckrscepg72zjkj4f@pali> References: <1cd0c2ee-aa3a-4da2-9c0c-57cc5a1dad49@www.fastmail.com> <20210210092339.qy6wwuq6qr5m2ozr@pali> <20210210180322.rlfxdussqhejqpo6@pali> <966f50f2-68b2-4d4f-85f0-396df112c0f4@www.fastmail.com> <20210211195559.n2j4jnchl2ho54mg@pali> <1ad78446-4a40-4c3e-8680-6dbf19616515@www.fastmail.com> <20210211234445.hbv2diphmgbir76u@pali> <000b92cc-9b54-4af9-b95c-d1317fb6f97f@www.fastmail.com> <20210213100139.ckrscepg72zjkj4f@pali> Date: Sat, 13 Feb 2021 10:30:19 -0800 From: nnet To: =?UTF-8?Q?Pali_Roh=C3=A1r?= Subject: =?UTF-8?Q?Re:_[PATCH_mvebu_v2_00/10]_Armada_37xx:_Fix_cpufreq_changing_b?= =?UTF-8?Q?ase_CPU_speed_to_800_MHz_from_1000_MHz?= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210213_133049_896805_390836E2 X-CRM114-Status: GOOD ( 30.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?Q?Marek_Beh=C3=BAn?= , andrew@lunn.ch, luka.perkov@sartura.hr, sboyd@kernel.org, gregory.clement@bootlin.com, a.heider@gmail.com, linux-kernel@vger.kernel.org, vladimir.vid@sartura.hr, mturquette@baylibre.com, rmk+kernel@armlinux.org.uk, tmn505@gmail.com, gerald@gk2.net, miquel.raynal@bootlin.com, kostap@marvell.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgpPbiBTYXQsIEZlYiAxMywgMjAyMSwgYXQgMjowMSBBTSwgUGFsaSBSb2jDoXIgd3JvdGU6Cj4g T24gVGh1cnNkYXkgMTEgRmVicnVhcnkgMjAyMSAxNjo0MToxMyBubmV0IHdyb3RlOgo+ID4gT24g VGh1LCBGZWIgMTEsIDIwMjEsIGF0IDM6NDQgUE0sIFBhbGkgUm9ow6FyIHdyb3RlOgo+ID4gPiBP biBUaHVyc2RheSAxMSBGZWJydWFyeSAyMDIxIDEyOjIyOjUyIG5uZXQgd3JvdGU6Cj4gPiA+ID4g T24gVGh1LCBGZWIgMTEsIDIwMjEsIGF0IDExOjU1IEFNLCBQYWxpIFJvaMOhciB3cm90ZToKPiA+ ID4gPiA+IE9uIFdlZG5lc2RheSAxMCBGZWJydWFyeSAyMDIxIDExOjA4OjU5IG5uZXQgd3JvdGU6 Cj4gPiA+ID4gPiA+IE9uIFdlZCwgRmViIDEwLCAyMDIxLCBhdCAxMDowMyBBTSwgUGFsaSBSb2jD oXIgd3JvdGU6Cj4gPiA+ID4gPiA+ID4gPiA+IEhlbGxvISBDb3VsZCB5b3UgcGxlYXNlIGVuYWJs ZSB1c2Vyc3BhY2UgZ292ZXJub3IgZHVyaW5nIGtlcm5lbAo+ID4gPiA+ID4gPiA+ID4gPiBjb21w aWxhdGlvbj8KPiA+ID4gPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+ID4gPiA+ICAgICBDT05GSUdf Q1BVX0ZSRVFfR09WX1VTRVJTUEFDRT15Cj4gPiA+ID4gPiA+ID4gPiA+IAo+ID4gPiA+ID4gPiA+ ID4gPiBJdCBjYW4gYmUgYWN0aXZhdGVkIHZpYSBjb21tYW5kOgo+ID4gPiA+ID4gPiA+ID4gPiAK PiA+ID4gPiA+ID4gPiA+ID4gICAgIGVjaG8gdXNlcnNwYWNlID4gL3N5cy9kZXZpY2VzL3N5c3Rl bS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfZ292ZXJub3IKPiA+ID4gPiA+ID4gPiA+ID4g Cj4gPiA+ID4gPiA+ID4gPiA+IEFmdGVyIHRoYXQgeW91IGNhbiAiZm9yY2UiIENQVSBmcmVxdWVu Y3kgdG8gc3BlY2lmaWMgdmFsdWUsIGUuZy46Cj4gPiA+ID4gPiA+ID4gPiA+IAo+ID4gPiA+ID4g PiA+ID4gPiAgICAgZWNobyAxMDAwMDAwID4gL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJl cS9wb2xpY3kwL3NjYWxpbmdfc2V0c3BlZWQKPiA+ID4gPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+ ID4gPiA+IEkgbmVlZCB0byBrbm93IHdoaWNoIHN3aXRjaCAoZnJvbSAtLT4gdG8gZnJlcSkgY2F1 c2UgdGhpcyBzeXN0ZW0gaGFuZy4KPiA+ID4gPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+ID4gPiA+ IFRoaXMgcGF0Y2ggc2VyaWVzICh2aWEgTUlOX1ZPTFRfTVZfRk9SX0wwX0wxXzFHSFopIGlzIGZp eGluZyBvbmx5Cj4gPiA+ID4gPiA+ID4gPiA+IHN3aXRjaGluZyBmcm9tIDUwMCBNSHogdG8gMTAw MCBNSHogb24gMSBHSHogdmFyaWFudC4gQXMgb25seSB0aGlzIHN3aXRjaAo+ID4gPiA+ID4gPiA+ ID4gPiBpcyBjYXVzaW5nIGlzc3VlLgo+ID4gPiA+ID4gPiA+ID4gPiAKPiA+ID4gPiA+ID4gPiA+ ID4gSSBoYXZlIHVzZWQgZm9sbG93aW5nIHNpbXBsZSBiYXNoIHNjcmlwdCB0byBjaGVjayB0aGF0 IHN3aXRjaGluZyBiZXR3ZWVuCj4gPiA+ID4gPiA+ID4gPiA+IDUwMCBNSHogYW5kIDEgR0h6IGlz IHN0YWJsZToKPiA+ID4gPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+ID4gPiA+ICAgICB3aGlsZSB0 cnVlOyBkbwo+ID4gPiA+ID4gPiA+ID4gPiAgICAgICAgIGVjaG8gMTAwMDAwMCA+IC9zeXMvZGV2 aWNlcy9zeXN0ZW0vY3B1L2NwdWZyZXEvcG9saWN5MC9zY2FsaW5nX3NldHNwZWVkOwo+ID4gPiA+ ID4gPiA+ID4gPiAgICAgICAgIGVjaG8gNTAwMDAwID4gL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUv Y3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiA+ID4gPiA+ID4gPiA+ICAgICAg ICAgZWNobyAxMDAwMDAwID4gL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJlcS9wb2xpY3kw L3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiA+ID4gPiA+ID4gPiA+ICAgICAgICAgZWNobyA1MDAwMDAg PiAvc3lzL2RldmljZXMvc3lzdGVtL2NwdS9jcHVmcmVxL3BvbGljeTAvc2NhbGluZ19zZXRzcGVl ZDsKPiA+ID4gPiA+ID4gPiA+ID4gICAgIGRvbmUKPiA+ID4gPiA+ID4gPiA+IAo+ID4gPiA+ID4g PiA+ID4gZWNobyB1c2Vyc3BhY2UgfCB0ZWUgL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJl cS9wb2xpY3kwL3NjYWxpbmdfZ292ZXJub3IKPiA+ID4gPiA+ID4gPiA+IHdoaWxlIHRydWU7IGRv Cj4gPiA+ID4gPiA+ID4gPiAgIGVjaG8gMTIwMDAwMCB8IHRlZSAvc3lzL2RldmljZXMvc3lzdGVt L2NwdS9jcHVmcmVxL3BvbGljeTAvc2NhbGluZ19zZXRzcGVlZDsKPiA+ID4gPiA+ID4gPiA+ICAg ZWNobyA2MDAwMDAgfCB0ZWUgL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJlcS9wb2xpY3kw L3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiA+ID4gPiA+ID4gPiBkb25lCj4gPiA+ID4gPiA+ID4gPiAK PiA+ID4gPiA+ID4gPiA+ID4+ICsjZGVmaW5lIE1JTl9WT0xUX01WX0ZPUl9MMF9MMV8xR0haIDEx MDgKPiA+ID4gPiA+ID4gPiA+IAo+ID4gPiA+ID4gPiA+ID4gV2l0aCAxMTA4IEkgZ2V0IGEgZnJl ZXplIHdpdGhpbiBhIG1pbnV0ZS4gVGhlIGxhc3Qgb3V0cHV0IHRvIHN0ZG91dCBpcyA2MDAwMDAu Cj4gPiA+ID4gPiA+ID4gPiAKPiA+ID4gPiA+ID4gPiA+IFdpdGggMTEyMCBpdCB0YWtlcyBhIGZl dyBtaW51dGVzLgo+ID4gPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+ID4gPiBXaXRoIGFueSBvZiAx MjI1LCAxMTU1LCAxMTMyIHRoZSBkZXZpY2UgZG9lc24ndCBmcmVlemUgb3ZlciB0aGUgZnVsbCA1 IG1pbnV0ZSBsb2FkIHRlc3QuCj4gPiA+ID4gPiA+ID4gPiAKPiA+ID4gPiA+ID4gPiA+IEknbSB1 c2luZyBvbmRlbWFuZCBub3cgd2l0aCB0aGUgYWJvdmUgYXQgMTEzMiB3aXRob3V0IGlzc3VlIHNv IGZhci4KPiA+ID4gPiA+ID4gPiAKPiA+ID4gPiA+ID4gPiBHcmVhdCwgdGhhbmsgeW91IGZvciB0 ZXN0aW5nIQo+ID4gPiA+ID4gPiA+IAo+ID4gPiA+ID4gPiA+IENhbiB5b3UgY2hlY2sgaWYgc3dp dGNoaW5nIGJldHdlZW4gYW55IHR3byBsb3dlciBmcmVxdWVuY2llcyAyMDAwMDAKPiA+ID4gPiA+ ID4gPiAzMDAwMDAgNjAwMDAwIGlzIHN0YWJsZT8KPiA+ID4gPiA+ID4gCj4gPiA+ID4gPiA+IFRo aXMgaXMgc3RhYmxlIHVzaW5nIDExMzIgbVYgZm9yIE1JTl9WT0xUX01WX0ZPUl9MMF9MMV8xR0ha Ogo+ID4gPiA+ID4gPiAKPiA+ID4gPiA+ID4gd2hpbGUgdHJ1ZTsgZG8KPiA+ID4gPiA+ID4gICAj IGRvd24KPiA+ID4gPiA+ID4gICBlY2hvIDEyMDAwMDAgfCB0ZWUgL3N5cy9kZXZpY2VzL3N5c3Rl bS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiA+ID4gPiAuLi4KPiA+ ID4gPiA+IAo+ID4gPiA+ID4gSGVsbG8hCj4gPiA+ID4gPiAKPiA+ID4gPiA+IENvdWxkIHlvdSBw bGVhc2UgcmUtcnVuIHRlc3Qgd2l0aG91dCB0ZWUsIGluIGZvcm0gYXMgSSBoYXZlIHNob3duIGFi b3ZlPwo+ID4gPiA+ID4gVUFSVCBpcyBzbG93IGFuZCBwcmludGluZyBzb21ldGhpbmcgdG8gY29u c29sZSBhZGRzIGRlbGF5IHdoaWNoIGRlY3JlYXNlCj4gPiA+ID4gPiBwcm9iYWJpbGl0eSB0aGF0 IHJlYWwgaXNzdWUgaXMgdHJpZ2dlcmVkIGFzIHRoaXMgaXMgdGltaW5nIGlzc3VlLgo+ID4gPiA+ IAo+ID4gPiA+IFRoZSB0ZXN0IHdhcyBkb25lIG92ZXIgU1NILgo+ID4gPiAKPiA+ID4gT2shIEJ1 dCBpdCBpcyBzdGlsbCBiZXR0ZXIgdG8gbm90IHByaW50IGFueSByZXN1bHRzIGFzIGl0IGFkZHMg dW53YW50ZWQKPiA+ID4gZGVsYXkgYmV0d2VlbiBmcmVxdWVuY3kgc3dpdGNoaW5nLgo+ID4gPiAK PiA+ID4gPiA+IEFsc28gcGxlYXNlIGRvIHRlc3RzIGp1c3QgYmV0d2VlbiB0d28gZnJlcXVlbmNp ZXMgaW4gbG9vcCBhcyBJIG9ic2VydmVkCj4gPiA+ID4gPiB0aGF0IHN3aXRjaGluZyBiZXR3ZWVu IG1vcmUgZGVjcmVhc2VkIHByb2JhYmlsaXR5IHRvIGhpdCBpc3N1ZS4KPiA+ID4gPiAKPiA+ID4g PiA+ID4gPiA+IGVjaG8gdXNlcnNwYWNlIHwgdGVlIC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2Nw dWZyZXEvcG9saWN5MC9zY2FsaW5nX2dvdmVybm9yCj4gPiA+ID4gPiA+ID4gPiB3aGlsZSB0cnVl OyBkbwo+ID4gPiA+ID4gPiA+ID4gICBlY2hvIDEyMDAwMDAgfCB0ZWUgL3N5cy9kZXZpY2VzL3N5 c3RlbS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiA+ID4gPiA+ID4g PiAgIGVjaG8gNjAwMDAwIHwgdGVlIC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdWZyZXEvcG9s aWN5MC9zY2FsaW5nX3NldHNwZWVkOwo+ID4gPiA+ID4gPiA+ID4gZG9uZQo+ID4gPiA+IAo+ID4g PiA+IFRoZSBmaXJzdCB0ZXN0IF4gc3dpdGNoZWQgYmV0d2VlbiA2MDAgTUh6IGFuZCAxLjIgR0h6 Lgo+ID4gPiA+IAo+ID4gPiA+ID4gVGhlIHJlYWwgaXNzdWUgZm9yIDEgR0h6IHZhcmlhbnQgb2Yg QTM3MjAgaXMgb25seSB3aGVuIGRvaW5nIHN3aXRjaCBmcm9tCj4gPiA+ID4gPiA1MDAgTUh6IHRv IDEgR0h6LiBTbyBjb3VsZCB5b3UgdHJ5IHRvIGRvIHNvbWUgdGVzdHMgYWxzbyB3aXRob3V0Cj4g PiA+ID4gPiBjaGFuZ2luZyBNSU5fVk9MVF9NVl9GT1JfTDBfTDFfMUdIWiBhbmQgc3dpdGNoaW5n IGp1c3QgYmV0d2VlbiBub24tMS4yCj4gPiA+ID4gPiBmcmVxdWVuY2llcyAodG8gdmVyaWZ5IHRo YXQgb24gMS4yIEdIeiB2YXJpYW50IGl0IGlzIGFsc28gZnJvbSA2MDAgTUh6Cj4gPiA+ID4gPiB0 byAxLjIgR0h6KT8KPiA+ID4gPiAKPiA+ID4gPiBXaXRoIDExMDggbVYgYW5kIHN3aXRjaGluZyBi ZXR3ZWVuIDYwMCBNSHogYW5kIDEuMkdIeiwgSSBhbHdheXMgc2F3IGEgZnJlZXplIHdpdGhpbiBh IG1pbnV0ZS4KPiA+ID4gCj4gPiA+IEkgbWVhbiB0byB0cnkgc3dpdGNoaW5nIHdpdGggMS4xMDgg ViBiZXR3ZWVuIDIwMCBNSHogYW5kIDMwMCBNSHogb3IKPiA+ID4gYmV0d2VlbiAzMDAgTUh6IGFu ZCA2MDAgTUh6LiBUbyBjaGVjayB0aGF0IGlzc3VlIGlzIHJlYWxseSBvbmx5IHdpdGgKPiA+ID4g c3dpdGNoIGZyb20gNjAwIE1IeiB0byAxLjIgR0h6Lgo+ID4gCj4gPiBXaXRoOgo+ID4gCj4gPiAr I2RlZmluZSBNSU5fVk9MVF9NVl9GT1JfTDBfTDFfMUdIWiAxMTA4Cj4gPiAKPiA+IHdpdGggNSBt aW4gbG9hZDoKPiA+IAo+ID4gIyBubyBsb2NrLXVwCj4gPiAKPiA+IGVjaG8gdXNlcnNwYWNlID4g L3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfZ292ZXJub3IK PiA+IHdoaWxlIHRydWU7IGRvCj4gPiAgIGVjaG8gMjAwMDAwID4gL3N5cy9kZXZpY2VzL3N5c3Rl bS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfc2V0c3BlZWQ7Cj4gPiAgIGVjaG8gMzAwMDAw ID4gL3N5cy9kZXZpY2VzL3N5c3RlbS9jcHUvY3B1ZnJlcS9wb2xpY3kwL3NjYWxpbmdfc2V0c3Bl ZWQ7Cj4gPiBkb25lCj4gPiAKPiA+ICMgbm8gbG9jay11cAo+ID4gCj4gPiBlY2hvIHVzZXJzcGFj ZSA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdWZyZXEvcG9saWN5MC9zY2FsaW5nX2dvdmVy bm9yCj4gPiB3aGlsZSB0cnVlOyBkbwo+ID4gICBlY2hvIDMwMDAwMCA+IC9zeXMvZGV2aWNlcy9z eXN0ZW0vY3B1L2NwdWZyZXEvcG9saWN5MC9zY2FsaW5nX3NldHNwZWVkOwo+ID4gICBlY2hvIDYw MDAwMCA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdWZyZXEvcG9saWN5MC9zY2FsaW5nX3Nl dHNwZWVkOwo+ID4gZG9uZQo+ID4gCj4gPiAjIGxvY2stdXAgd2l0aCAxMCBzZWNvbmRzIG9mIGxv YWQgYXBwbGllZAo+ID4gCj4gPiBlY2hvIHVzZXJzcGFjZSA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0v Y3B1L2NwdWZyZXEvcG9saWN5MC9zY2FsaW5nX2dvdmVybm9yCj4gPiB3aGlsZSB0cnVlOyBkbwo+ ID4gICBlY2hvIDYwMDAwMCA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdWZyZXEvcG9saWN5 MC9zY2FsaW5nX3NldHNwZWVkOwo+ID4gICBlY2hvIDEyMDAwMDAgPiAvc3lzL2RldmljZXMvc3lz dGVtL2NwdS9jcHVmcmVxL3BvbGljeTAvc2NhbGluZ19zZXRzcGVlZDsKPiA+IGRvbmUKPiAKPiBP ayEgU28gaXQgcmVhbGx5IGxvb2tzIGxpa2UgdGhhdCBvbiAxLjIgR0h6IGlzIHRoZSBzYW1lIGlz c3VlLiBXZSBuZWVkCj4gdG8gaW5jcmVhc2Ugdm9sdGFnZSBmb3IgTDEgbG9hZCAoNjAwIE1Ieiku IEJ1dCBxdWVzdGlvbiBpcyB3aGF0IGlzIHRoZQo+IHRocmVzaG9sZCAoaXQgaXMgMTEzMiBtViBv ciBsb3dlcj8pIAoKTG93ZXIgdGhlbiAxMTMyIG1WIGNhdXNlcyBmcmVlemVzLiBObyBmcmVlemVz IHdpdGggMTEzMiBtVi4KCj4gYW5kIHNlY29uZCBxdWVzdGlvbiBpcyB3aGF0Cj4gaW5jcmVhc2lu ZyBtaW5pbWFsIHZvbHRhZ2UgbWF5IGNhdXNlIHdpdGggYm9hcmQuCgpJIGRvbid0IGhhdmUgYW55 IGZ1cnRoZXIgaW5mb3JtYXRpb24gb24gdGhlIGlzc3VlIGFuZCBkZXZpY2UgdGhlbiB0aGF0IGV4 cGVyaWVuY2UuCgpJJ3ZlIHRlc3RlZCBvbiB0d28gb2YgdGhlc2UgZGV2aWNlcyB3aGljaCBzdWdn ZXN0cyBpdCdzIG5vdCBhbiBvZGRpdHkgd2l0aCBvbmUgaW5zdGFuY2Ugb2YgaXQuCgo+IAo+IEJh c2ljYWxseSB0aGVyZSBpcyBhYnNvbHV0ZWx5IG5vIGluZm9ybWF0aW9uIGFib3V0IDEuMiBHSHog dmFyaWFudCBhbmQKPiB0aGlzIGlzc3VlLi4uCj4KPiA+ID4gSSBuZWVkIHRvIGtub3cgaWYgY3Vy cmVudCBzZXR0aW5ncyBhcmUgZmluZSBmb3IgMjAwLCAzMDAgYW5kIDYwMCBNSHoKPiA+ID4gZnJl cXVlbmNpZXMgYW5kIHRoZSBvbmx5IDYwMCAtLT4gMTIwMCBuZWVkcyB0byBiZSBmaXhlZC4KPiA+ ID4KPgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlu dXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt YXJtLWtlcm5lbAo=