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=-11.2 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,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 74620C433EC for ; Fri, 10 Jul 2020 13:34:44 +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 4137E20578 for ; Fri, 10 Jul 2020 13:34:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="D6R+ulhY"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Q53oHFKs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4137E20578 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=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-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ehTga1R7m2b3RCNOxO8UnYjs9EgwDgtYfxH2Nv1rIac=; b=D6R+ulhYnshI07crozk/SwK4N qK8r0vZpZUPdUE/FpliU5q6xOhwpPb7HTvmxA25Z+BlaJTTRepo12crXF68dfPsm1wNUtYn33IQoH WfbR1DybL1mnB++fUYK2rnEELcxTAmEW6E+u7QnkuSAqIXFW7GW0QWVepRu/mxHUXy+5tlMRSr3r2 CSNlkGVJmehiRCWASbsn9KP8Iw6vSeloHdkMqU+BnwKqaItwTUkpjgentTT/JgcHnBkiwzOzAAlpR MpVfW9f2thF+uwYVo9Z3pGIABZ3jzS7TKkVwHmgjcTXM2Zb6z05V8DekQKUZguLpkhXAbXrO+dvme UbcLZ1O3Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jttAg-0006ji-39; Fri, 10 Jul 2020 13:34:34 +0000 Received: from mail-wm1-x343.google.com ([2a00:1450:4864:20::343]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jttAe-0006ix-32 for linux-mediatek@lists.infradead.org; Fri, 10 Jul 2020 13:34:32 +0000 Received: by mail-wm1-x343.google.com with SMTP id a6so8500340wmm.0 for ; Fri, 10 Jul 2020 06:34:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=RNU/6302rcOODFLCEwANfmyQpoUQ2vOd8B0eKLChpSE=; b=Q53oHFKsaw4OCYx49+iBVCsst7Y23PSx8gEhnEI2UKg0iwX6IkQ0CBC6B0RDNn5s4d DK2QjnkLusfxi72FE6JTvMdjJ87VRBrt/0YbjVaWHPPx8YuwhYTkdQbYSP71h6RbKf6a 4lGKKX+4tqrHetgXHFWXML1Oub7m6pxY/GYXBIM6HBsbZsOlcQ71S+GucXslavCvZpvM RE750aTeLEev9RNXORjzl6/cRUCbh0g3Un2CFnxBLPcu8ez3dEp9IRDXRvRVEsi9YwgK E8+2ZZph3FZs0VJgREz+venk9okouoeUCh1cEh67QCjs5Fru0XTjiyJPZtkOub9rTFUY ELCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=RNU/6302rcOODFLCEwANfmyQpoUQ2vOd8B0eKLChpSE=; b=D5nxun/MixlsLITQ3wm6kFU1jJxLkOgLJuFczAZAnPGjiS6hEVew8DfxO7FcXNfjUZ ybCSkSLFV1Jc0FJAFbySuAwPdH1Ntv2xl+sXXcVPyJsxwXccXOBkjF7jdKitEgWv3kff fRygXNQPFMyNhe8Qust5658P15Yam9jQEjErcsJdA9wSvA3nKbe0eMt4sNl/3a+Z+Zuf B9X98LeGkhMeXb7F2HfHL98k0+lrqpAeqHTaqFb5AwBDsdvAF9FSPE8quoEs1IupuxLP z7TI7oH293g/sDIg3/0zyelj67DVKLKS+AQLnJ1TOshSKdaRmNCgZHnz+GO/fh8ybWcY fC6w== X-Gm-Message-State: AOAM531d02XQDw69KL5jWhuL/G3aUTF8gwxJN4WnZmX4w+5MgHB9gXxH RFXg0xVzhub0vsrvQdTdlX0= X-Google-Smtp-Source: ABdhPJxwuzAwkiVu4PKL02+ytwiGtWwViRpoEp4epFrba7W8NasX5QwhcrD97o5Wahrp3YlAFpJopQ== X-Received: by 2002:a1c:96ce:: with SMTP id y197mr5118147wmd.86.1594388071128; Fri, 10 Jul 2020 06:34:31 -0700 (PDT) Received: from ziggy.stardust ([213.195.114.245]) by smtp.gmail.com with ESMTPSA id l3sm9911568wrx.22.2020.07.10.06.34.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 10 Jul 2020 06:34:30 -0700 (PDT) Subject: Re: [PATCH] arm64: dts: mt8173: Re-measure capacity-dmips-mhz To: Hsin-Yi Wang References: <20200706083705.2343150-1-hsinyi@chromium.org> <71bc5fa2-0869-5d91-6bb8-e8d59176e19c@gmail.com> From: Matthias Brugger Message-ID: Date: Fri, 10 Jul 2020 15:34:29 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200710_093432_199883_3E710395 X-CRM114-Status: GOOD ( 18.39 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Devicetree List , lkml , Rob Herring , "moderated list:ARM/Mediatek SoC support" , Enric Balletbo i Serra , Ikjoon Jang Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 08/07/2020 20:55, Hsin-Yi Wang wrote: > On Thu, Jul 9, 2020 at 1:01 AM Matthias Brugger wrote: >> >> >> >> On 06/07/2020 10:37, Hsin-Yi Wang wrote: >>> Re measure capacity-dmips-mhz on elm and hana: >>> >>> cpu 1: 9502 DMIPS @ 1703 Mhz >>> cpu 3: 16250 DMIPS @ 2106 Mhz >>> >>> ==> 740 : 1024 >> >> I have some trouble to match the commit message to the actual patch. Commit >> message talks about cpu 1 but patch changes cpu0. Where are the values of the >> other CPUs? > > Small cpu on 8173 is cpu0 & cpu1, while big cpu is cpu2 & cpu3. > Small cpu: 9502 DMIPS @ 1703 Mhz > Big cpu: 16250 DMIPS @ 2106 Mhz > > 9502/1703 : 16250/2106 = 740 : 1024 (scale big cpu to 1024), and this patch > changes the small cpu value to 740. > > applied to v5.8-next/dts64 Thanks! > >> >> Regards, >> Matthias >> >>> >>> Signed-off-by: Hsin-Yi Wang >>> --- >>> arch/arm64/boot/dts/mediatek/mt8173.dtsi | 4 ++-- >>> 1 file changed, 2 insertions(+), 2 deletions(-) >>> >>> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi >>> index 70b1ffcab7f0..5e046f9d48ce 100644 >>> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi >>> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi >>> @@ -167,7 +167,7 @@ cpu0: cpu@0 { >>> <&apmixedsys CLK_APMIXED_MAINPLL>; >>> clock-names = "cpu", "intermediate"; >>> operating-points-v2 = <&cluster0_opp>; >>> - capacity-dmips-mhz = <526>; >>> + capacity-dmips-mhz = <740>; >>> }; >>> >>> cpu1: cpu@1 { >>> @@ -182,7 +182,7 @@ cpu1: cpu@1 { >>> <&apmixedsys CLK_APMIXED_MAINPLL>; >>> clock-names = "cpu", "intermediate"; >>> operating-points-v2 = <&cluster0_opp>; >>> - capacity-dmips-mhz = <526>; >>> + capacity-dmips-mhz = <740>; >>> }; >>> >>> cpu2: cpu@100 { >>> _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek