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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 D555DC072B5 for ; Fri, 24 May 2019 06:04:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A99B20863 for ; Fri, 24 May 2019 06:04:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="MnQgEBJB"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="WtaCR2+w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388460AbfEXGEC (ORCPT ); Fri, 24 May 2019 02:04:02 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:50270 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388070AbfEXGEC (ORCPT ); Fri, 24 May 2019 02:04:02 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 60D4860C8B; Fri, 24 May 2019 06:04:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1558677840; bh=+LXeINwGo6CiisA+JrfBkpcV33DtSDYcwasClLqFltM=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=MnQgEBJBFX7Jr6ZKTlpvPMRJlQPlORXWJeNHd18+CdO6x9V93JYSt8nqTFP73lTVe Kc87IbU8eSlsJ0klkz6GlvCLKXc6yFpvAFoopfpj6hJVstNPzdnt9epwSyXMx7viOQ idTFVhIbOwNG/+qmb2jqYeYdR78lpVY7V7ALMvB0= Received: from [10.131.117.43] (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: rnayak@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id CA5026063A; Fri, 24 May 2019 06:03:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1558677838; bh=+LXeINwGo6CiisA+JrfBkpcV33DtSDYcwasClLqFltM=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=WtaCR2+wyWWFjJzU9+IBN0PVFNR69TJTy4vvAyk+MUIWQoA6bLptg7h6mGWmvgSYC ceLZ777Tzuy2Vfg1oiS6jsaRdeMMBSozslhkgH9uA3OjPW/L2iqMfhWCfqhoBEh3TL vBuirdXrib/G+OD5P4nw7QuflaX7JS6fFb70beys= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org CA5026063A Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=rnayak@codeaurora.org Subject: Re: [RFC v2 00/11] DVFS in the OPP core To: Viresh Kumar Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-serial@vger.kernel.org, linux-spi@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-scsi@vger.kernel.org, swboyd@chromium.org, ulf.hansson@linaro.org, dianders@chromium.org, rafael@kernel.org, vincent.guittot@linaro.org References: <20190320094918.20234-1-rnayak@codeaurora.org> <20190521062248.ogjetb2rwtqekflx@vireshk-i7> From: Rajendra Nayak Message-ID: <85dbc630-f526-c06f-8a8b-9bbc3b794693@codeaurora.org> Date: Fri, 24 May 2019 11:33:52 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190521062248.ogjetb2rwtqekflx@vireshk-i7> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On 5/21/2019 11:52 AM, Viresh Kumar wrote: > On 20-03-19, 15:19, Rajendra Nayak wrote: >> This is a v2 of the RFC posted earlier by Stephen Boyd [1] >> >> As part of v2 I still follow the same approach of dev_pm_opp_set_rate() >> API using clk framework to round the frequency passed and making it >> accept 0 as a valid frequency indicating the frequency isn't required >> anymore. It just has a few more drivers converted to use this approach >> like dsi/dpu and ufs. >> ufs demonstrates the case of having to handle multiple power domains, one >> of which is scalable. >> >> The patches are based on 5.1-rc1 and depend on some ufs fixes I posted >> earlier [2] and a DT patch to include the rpmpd header [3] >> >> [1] https://lkml.org/lkml/2019/1/28/2086 >> [2] https://lkml.org/lkml/2019/3/8/70 >> [3] https://lkml.org/lkml/2019/3/20/120 > > Hi Rajendra, > > I am inclined to apply/push this series for 5.3-rc1, will it be > possible for you to spend some time on this at priority ? Hey Viresh, I was on vacation, just got back. I will refresh this series and address your previous feedback, I haven't received much feedback for the driver changes :/ but we can atleast review and get the OPP layer changes finalized. thanks. -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation