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=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1A075C55179 for ; Fri, 23 Oct 2020 08:38:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BEEB221527 for ; Fri, 23 Oct 2020 08:37:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="qZh++Pak" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S460682AbgJWIh5 (ORCPT ); Fri, 23 Oct 2020 04:37:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S460678AbgJWIh4 (ORCPT ); Fri, 23 Oct 2020 04:37:56 -0400 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 659CFC0613D4 for ; Fri, 23 Oct 2020 01:37:56 -0700 (PDT) Received: by mail-pg1-x543.google.com with SMTP id 19so648435pge.12 for ; Fri, 23 Oct 2020 01:37:56 -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:user-agent; bh=Va8ts6a4Am407gshGkf677mIZGRewAIXYF9e6UNiPl8=; b=qZh++PakWDfWQaCPx4PHufb8MscJWFMsERaUAmsnmx5/i0aQAt6Ax9EpCQgK72uNJI bOYCzGhW6fWDIHmEYxxjTPGsUk4lypFdANrpHVO28k3V+m/zxTWAsro6g1gBlfFbi7+B QmWfgHkBMTXbQcs16d8Mn7jZIdYL1ZuGi1s+4PdYr/Ufxn73fw44wdPAMA9ZSM+7dF18 cKHUKW6UomOwHzJOFUEBgHwe+UqfJe9ImDQGYW20rflFNFZMoSn+dEk8x1PF13wN0h38 1skEBLQU7Xx7YIXW4sAOw8bOfHLQQFUS9OJyplUGM5vW6rSJCaKb4d3TASSD6m+qtzJ+ PWfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=Va8ts6a4Am407gshGkf677mIZGRewAIXYF9e6UNiPl8=; b=C71kDKAPa5ChY+KV1+8ZjkwrTAk6SvHKzf3TZsWOtQKKJEhi8Bd+EYEfiATy0b+1+4 diIyAPAcx26umR3q6/uCwFJGOPi5MZ9ntkfrloQ66URRLxvl7WBgeYZMQrr80r//eMgF tfx/+iirWkX62tFgJj64aELC41Q2aPxh6AcTZcxh7wNoWJsWOtuXsramQwDobBt08H/i bHYeu2UsFmFa94Dtpau6PuHDUy+q47aVnT5nwk9krchP1d0ilsegfM+K//vf3aKbzak1 CZ+wSkTLX4kcFLOmM336BhviZYN+5a25aGz20LVOMCVszE7Vs26POlD/N3Pi7UXVTa+U fx9Q== X-Gm-Message-State: AOAM530XYL4qcvc01pU2MIlvmiAN9OgaVAau6psKxVeJVPeCLMTHKQQC of4nn2UPEN0/sLBqhh+r/s/EfA== X-Google-Smtp-Source: ABdhPJzvwM7agBM8o5iD2nhR22zj6lxjJQ41h59XnY+6Mh7VdeZdilMlX2MulKBFEniL7EkdoXa8pg== X-Received: by 2002:a17:90a:6ba7:: with SMTP id w36mr1300199pjj.12.1603442275873; Fri, 23 Oct 2020 01:37:55 -0700 (PDT) Received: from localhost ([122.181.54.133]) by smtp.gmail.com with ESMTPSA id w17sm1302824pjq.42.2020.10.23.01.37.54 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 23 Oct 2020 01:37:54 -0700 (PDT) Date: Fri, 23 Oct 2020 14:07:52 +0530 From: Viresh Kumar To: Hector Yuan Cc: linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, Rob Herring , "Rafael J. Wysocki" , Maxime Ripard , Santosh Shilimkar , Amit Kucheria , Stephen Boyd , Ulf Hansson , Dave Gerlach , Florian Fainelli , Robin Murphy , Lorenzo Pieralisi , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, wsd_upstream@mediatek.com Subject: Re: [PATCH v1 5/6] cpufreq: mediatek-hw: Add SVS CPU initialization Message-ID: <20201023083752.bvs4oabbsdzlnnip@vireshk-i7> References: <1603441493-18554-1-git-send-email-hector.yuan@mediatek.com> <1603441493-18554-6-git-send-email-hector.yuan@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1603441493-18554-6-git-send-email-hector.yuan@mediatek.com> User-Agent: NeoMutt/20180716-391-311a52 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 23-10-20, 16:24, Hector Yuan wrote: > From: "Hector.Yuan" > > Use pm_qos to block cpu-idle state for SVS initializing. > CPUs must be in power on state when doing SVS. > Add polling ack while coufreq hw is ready.(SVS init done) Why is this required ? And when you send the next version, please send a single patch for the cpufreq-driver by merging all of these together.