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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7604C433FE for ; Thu, 28 Oct 2021 18:17:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 938E0610E7 for ; Thu, 28 Oct 2021 18:17:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230496AbhJ1ST3 (ORCPT ); Thu, 28 Oct 2021 14:19:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230350AbhJ1ST1 (ORCPT ); Thu, 28 Oct 2021 14:19:27 -0400 Received: from mail-oo1-xc2e.google.com (mail-oo1-xc2e.google.com [IPv6:2607:f8b0:4864:20::c2e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 27259C061243 for ; Thu, 28 Oct 2021 11:16:59 -0700 (PDT) Received: by mail-oo1-xc2e.google.com with SMTP id m37-20020a4a9528000000b002b83955f771so2408359ooi.7 for ; Thu, 28 Oct 2021 11:16:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=Wusxu4vVS094WYADHFLACryqXCZAQomcEnv/oqtQUp8=; b=cIHck4f7AU6fCfChVEV2LovuiRMjA9npqq575g7mD6uUXAWIZK7H/dd0FYbkYWvcLw THcW+crPTr8lmtELnV92shgpOg7arjpaszvQRz613ZU/fICX96ZR7nz0A+Zs5ZWX2Kzu 3Fxyh0V1kgUIi49NKrpybu+L1b2eGf9O4QvZQI8qc2ZWwFFux0z41haIX4Vcc6wgljWR MDV+4WCiRPJBUi+UaFPrdiEtNHYRNGNAC/yesi/c2odE1ZPoTN4ofOemZsJA0bfvkzro RVFdWyPcFsTjJWMnxm3mzqX74df7+nxkEJqS8WqXZ6DsJcMWEMdTR/QCI0bM6LMkj2JB 0REg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=Wusxu4vVS094WYADHFLACryqXCZAQomcEnv/oqtQUp8=; b=M1Ypp0cxpINudUQcYSYJcUkf31xNkVTeNB9IpGTwXiaCpD3UB9b2TnK78EnMHuBrsw AIdxA7XGMSgElYJil2vSEK1K3qnF4BwhmikZMocasloW+xx57Hy3STHWcY9l2TJShs1k kNkh2tJRbm1b59v39Y53xQm/wldUjQtgWcPQPSFSD2f9Zm8CuQVvQTvQ6ltCqS7Nsfua +Q8HkiMnfvkyB9hdk7vXwwO+3nQ2m8clUDyZOP8wVY3iYRFnvekq0k2t0GDmvBTF5JFa rZmp7+kmGfnSYfbLBocS+X3XO9KT+giJVu78/hwf3NDUilGUwNJQOoDl1YXuVp4nJ7CF De+w== X-Gm-Message-State: AOAM5325xstWZpq1LmRhYv2+EteL+vBUI+XxXtlF9n1NGwCziYVbrLrd j6cVfcMhXDWEgFSIlQucXUkGUA== X-Google-Smtp-Source: ABdhPJy7YMoWnmrHfImanNmbs6Unt0iAC5Q17Vv8gEqfdVoObsC06l/dfy2j5VCFf7uWMyZht8j/MQ== X-Received: by 2002:a4a:e218:: with SMTP id b24mr4268610oot.36.1635445018092; Thu, 28 Oct 2021 11:16:58 -0700 (PDT) Received: from ripper (104-57-184-186.lightspeed.austtx.sbcglobal.net. [104.57.184.186]) by smtp.gmail.com with ESMTPSA id bq10sm1288528oib.25.2021.10.28.11.16.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Oct 2021 11:16:57 -0700 (PDT) Date: Thu, 28 Oct 2021 11:18:45 -0700 From: Bjorn Andersson To: Konrad Dybcio Cc: Yassine Oudjana , Andy Gross , Michael Turquette , Stephen Boyd , Rob Herring , Ilia Lin , Viresh Kumar , Nishanth Menon , "Rafael J. Wysocki" , Loic Poulain , AngeloGioacchino Del Regno , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org Subject: Re: [PATCH 4/8] cpufreq: qcom_cpufreq_nvmem: Simplify reading kryo speedbin Message-ID: References: <20211014083016.137441-1-y.oudjana@protonmail.com> <20211014083016.137441-5-y.oudjana@protonmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri 15 Oct 11:58 PDT 2021, Konrad Dybcio wrote: > > On 14.10.2021 10:32, Yassine Oudjana wrote: > > In preparation for adding a separate device tree for MSM8996 Pro, skip reading > > msm-id from smem and just read the speedbin efuse. > > > While I'd really like for this to be merged, it's gonna totally wreck backwards > > compatibility.. But then, since APCC was not defined properly before commit > > 0a275a35ceab07 arm64: dts: qcom: msm8996: Make CPUCC actually probe (and work) > > there's only 5.14/5.15 (both of which were non-LTS) which would *actually* break given > > somebody decided that "ah yes, pulling in DTs from these specific mainline kernel releases > > is a good idea"... > > > If I were to judge, it would probably be fine to rid the old mechanism.. > Given that various people have reported instabilities on db820c in its current form - and prior to that it was too slow - I think it's fine to favour getting this sorted out properly over backwards compatibility. Regards, Bjorn