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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 578FEC433E1 for ; Wed, 17 Jun 2020 22:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2FB8321532 for ; Wed, 17 Jun 2020 22:15:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="WckloiLg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727022AbgFQWPs (ORCPT ); Wed, 17 Jun 2020 18:15:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46846 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726840AbgFQWPs (ORCPT ); Wed, 17 Jun 2020 18:15:48 -0400 Received: from mail-pj1-x1044.google.com (mail-pj1-x1044.google.com [IPv6:2607:f8b0:4864:20::1044]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6365AC061755 for ; Wed, 17 Jun 2020 15:15:48 -0700 (PDT) Received: by mail-pj1-x1044.google.com with SMTP id s88so1721459pjb.5 for ; Wed, 17 Jun 2020 15:15:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=utLyEazY0Lxy25RnigtP2rxCKLns71B2z42HG9ml/D4=; b=WckloiLg0RFwJrJdmcKNlWXSNfZ/6MQx67MHZDFh8c+yAskzSA6l5RIBqs3zddQnm2 WzDiiiw1LhLzjc1n7L91A2p7Kxb2n33xRnOvq5adE7m++wo6DD9qe3TIAE0m9ByUu8be zdLjcFokB4JAHoo/6w6q5FnZnghxo3w3kkkeI= 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; bh=utLyEazY0Lxy25RnigtP2rxCKLns71B2z42HG9ml/D4=; b=fICNu0wcP0xrDa5kUAL9MYtib3roVixeArMHYdyJWT1NA8ITFnEqHHkQIUdqiapioD iGmL1wHs3T4BV1S/qSGRq0Ag0CHvqp8jK+UQLu8JxPxslqyNKPWd7SevICEOYNRpRrYb ouGdgm9Myrk+VkEcYRkldqR4XQOwlcs/z/iqCyihlJY3jjQEbjFyK98Ipms+5KzIxxYo ezg92bLi9MRhFratkewEc2ZmqhrcZB8IMoq80mXjx375pOPTRLrh7hat+GTH0kkpBJ/X +Rk1LaC3uqkvmZSq6yTgBg8/MexdO1/UW4TTKIestuj2zee9QAnFxWuKQYAbLyeKKa8I tUow== X-Gm-Message-State: AOAM531Ea+VDn3q1mATwC3UaNNVnS2XhIzGOMkdmbOro/fw0/+4rJ+IE 1/e4lgR+wXdAaWYDoYYF8lcYxQ== X-Google-Smtp-Source: ABdhPJxlTozeERdzOMihQqX1dEP3H+HnoPVAcG9HIrnzfmpQZGVKOE9LHSN9pSjhSEaGM204Pa8oQQ== X-Received: by 2002:a17:902:b206:: with SMTP id t6mr1058159plr.262.1592432147885; Wed, 17 Jun 2020 15:15:47 -0700 (PDT) Received: from localhost ([2620:15c:202:1:4fff:7a6b:a335:8fde]) by smtp.gmail.com with ESMTPSA id z1sm776586pfr.88.2020.06.17.15.15.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 17 Jun 2020 15:15:47 -0700 (PDT) Date: Wed, 17 Jun 2020 15:15:46 -0700 From: Matthias Kaehlcke To: Rajendra Nayak Cc: bjorn.andersson@linaro.org, agross@kernel.org, robdclark@gmail.com, robdclark@chromium.org, stanimir.varbanov@linaro.org, viresh.kumar@linaro.org, sboyd@kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 0/6] DVFS for IO devices on sdm845 and sc7180 Message-ID: <20200617221546.GC4525@google.com> References: <1592222564-13556-1-git-send-email-rnayak@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1592222564-13556-1-git-send-email-rnayak@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org What is the plan for landing these, it seems not all must/should go through the QCOM tree. My guesses: tty: serial: qcom_geni_serial: Use OPP API to set clk/perf state spi: spi-geni-qcom: Use OPP API to set clk/perf state QCOM tree due to shared dependency on change in include/linux/qcom-geni-se.h drm/msm/dpu: Use OPP API to set clk/perf state drm/msm: dsi: Use OPP API to set clk/perf state drm/msm tree media: venus: core: Add support for opp tables/perf voting venus tree spi: spi-qcom-qspi: Use OPP API to set clk/perf state SPI tree Does this make sense or are there any dependencies I'm missing? Thanks Matthias On Mon, Jun 15, 2020 at 05:32:38PM +0530, Rajendra Nayak wrote: > Changes in v6: > 1. rebased on 5.8-rc1, no functional change. > > Changes in v5: > 1. Opp cleanup path fixed up across drivers > > Changes in v4: > 1. Fixed all review feedback on v3 > 2. Dropped the dts patches, will post as a seperate series once > driver changes are reviewed and merged. > The driver changes without DT updates to include OPP tables will > have zero functional change. > 3. Dropped the mmc/sdhc patch, which is a standalone patch. will > repost if needed seperately. > > Changes in v3: > 1. Added better error handling for dev_pm_opp_of_add_table() > 2. Some minor changes and fixes in 'PATCH 12/17' as compared to v2 > 3. Dropped the mmc patch picked up by Ulf [2] > > Changes in v2: > 1. Added error handling for dev_pm_opp_set_clkname() > and dev_pm_opp_of_add_table() > 2. Used dev_pm_opp_put_clkname() in the cleanup path > 3. Dropped the OPP patch pulled in by Viresh [1] > 4. Dropped the UFS patches since they had some major rework > needed because of changes that were merged in the merge window > and I don't have a UFS device currently to validate the changes. > > We have had support added in the OPP core for a while now to support > DVFS for IO devices, and this series uses that infrastructure to > add DVFS support for various IO devices in sdm845 and sc7180 SoCs. > > [1] https://lkml.org/lkml/2020/4/14/98 > [2] https://lore.kernel.org/patchwork/patch/1226381/ > > Rajendra Nayak (6): > tty: serial: qcom_geni_serial: Use OPP API to set clk/perf state > spi: spi-geni-qcom: Use OPP API to set clk/perf state > drm/msm/dpu: Use OPP API to set clk/perf state > drm/msm: dsi: Use OPP API to set clk/perf state > media: venus: core: Add support for opp tables/perf voting > spi: spi-qcom-qspi: Use OPP API to set clk/perf state > > drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 3 +- > drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 26 +++++++++++- > drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h | 4 ++ > drivers/gpu/drm/msm/dsi/dsi.h | 2 + > drivers/gpu/drm/msm/dsi/dsi_cfg.c | 4 +- > drivers/gpu/drm/msm/dsi/dsi_host.c | 58 ++++++++++++++++++++++++++ > drivers/media/platform/qcom/venus/core.c | 43 ++++++++++++++++--- > drivers/media/platform/qcom/venus/core.h | 5 +++ > drivers/media/platform/qcom/venus/pm_helpers.c | 54 ++++++++++++++++++++++-- > drivers/spi/spi-geni-qcom.c | 26 ++++++++++-- > drivers/spi/spi-qcom-qspi.c | 28 ++++++++++++- > drivers/tty/serial/qcom_geni_serial.c | 34 ++++++++++++--- > include/linux/qcom-geni-se.h | 4 ++ > 13 files changed, 268 insertions(+), 23 deletions(-) > > -- > QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member > of Code Aurora Forum, hosted by The Linux Foundation >