From patchwork Sun Mar 7 18:51:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Lezcano X-Patchwork-Id: 395265 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 63094C4332E for ; Sun, 7 Mar 2021 18:56:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3E36965172 for ; Sun, 7 Mar 2021 18:56:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231655AbhCGSwK (ORCPT ); Sun, 7 Mar 2021 13:52:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231610AbhCGSvq (ORCPT ); Sun, 7 Mar 2021 13:51:46 -0500 Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com [IPv6:2a00:1450:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AAD4CC06175F for ; Sun, 7 Mar 2021 10:51:45 -0800 (PST) Received: by mail-wr1-x42e.google.com with SMTP id u14so9125028wri.3 for ; Sun, 07 Mar 2021 10:51:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=ahYwzRQmSJrX4v8ks57+n/tweaGVoFJT9QTc8vhlUHg=; b=pPFLIwCS9uAhBMaquy3ITzoD8Pe5Iah3HEBjZn7mIChQz+rYauMKqtQuAakhMt9o6V Y2DK9wBwKAIdPBo6B3xncMA2iAbsDW0LOoAmYzvD7rXXdmZtJyvLMjrlP1rfknHJQ6Hd JCBq4rxHLeyUhnElxm/bFoJcz/QfRHRSkG0f83d2QZs1tDJ87nqrMcJxk4Duy7GepGcO b15SlE1Rr7/KRQLs/CVIF342WFMsqPaOkf+qg4+YRacaAy59+h6/gk/Ln9uAUckCclAk kkHe7cFb1vGFZxsb6sSTuU7DbPCUrrIS29+ybxsaUgUyYid1pxakPwIiRvflLanZndaf loPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=ahYwzRQmSJrX4v8ks57+n/tweaGVoFJT9QTc8vhlUHg=; b=dgi8GUWuNCWmhWLcss5RMnCwMvcJTVpqmemLPyvGv7++E/MVzigggskQFr0tMzRxZl VQgFwetQ+AJkJirO3fPMzDb5zzWHusYpNcibrZTSOsqXTRCHw7YKBlym86JT30YNf841 heT++TYEi40qIKy27d33BsJ5p+dwFfg9kz2ptaKO0B6USDMnmddt+1RMufZMICCdu/Hj Z/VuTvhZK6AWNec1qEn6jopdxUFBbtaOb7GOurcD+/rDXDCX15T7VzjQDEx9Z6PTnled y7ygF2sG+YDdRxg9kBKAk220AsxDJqJdil5eVR/4uMDtEndfTvfiF+0Arkz03mkfROSl LeUg== X-Gm-Message-State: AOAM533QsCMv74adg9FtLXirZpZla+aOoFIwHtXy24mEdQwneIquk+y8 mBFGtkbI4N58O/ysdRD9ZnI28BIJVceoyw== X-Google-Smtp-Source: ABdhPJzJpkg8wtBhTMaUdn66zPEDMpQBLMZaZmKjxKN30X+1gT8di8t7bZe4+vqIGaLQaXjk1QYEfQ== X-Received: by 2002:a5d:6381:: with SMTP id p1mr19962295wru.266.1615143104380; Sun, 07 Mar 2021 10:51:44 -0800 (PST) Received: from localhost.localdomain (lns-bzn-59-82-252-141-80.adsl.proxad.net. [82.252.141.80]) by smtp.gmail.com with ESMTPSA id v5sm14842965wmh.2.2021.03.07.10.51.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Mar 2021 10:51:44 -0800 (PST) From: Daniel Lezcano To: cwchoi00@gmail.com Cc: lukasz.luba@arm.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, steven.price@arm.com, Rob Herring , Tomeu Vizoso , Alyssa Rosenzweig , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org (open list:ARM MALI PANFROST DRM DRIVER) Subject: [PATCH v4 3/4] devfreq/drivers/panfrost: Use devfreq cooling device registration Date: Sun, 7 Mar 2021 19:51:36 +0100 Message-Id: <20210307185137.24925-3-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210307185137.24925-1-daniel.lezcano@linaro.org> References: <20210307185137.24925-1-daniel.lezcano@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The devfreq core code is able to register the devfreq device as a cooling device if the 'is_cooling_device' flag is set in the profile. Use this flag and remove the cooling device registering code. Tested on rock960. Signed-off-by: Daniel Lezcano --- drivers/gpu/drm/panfrost/panfrost_devfreq.c | 14 +------------- drivers/gpu/drm/panfrost/panfrost_devfreq.h | 3 --- 2 files changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c index 56b3f5935703..4d96edf1bc54 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c @@ -3,7 +3,6 @@ #include #include -#include #include #include @@ -80,6 +79,7 @@ static struct devfreq_dev_profile panfrost_devfreq_profile = { .polling_ms = 50, /* ~3 frames */ .target = panfrost_devfreq_target, .get_dev_status = panfrost_devfreq_get_dev_status, + .is_cooling_device = true, }; int panfrost_devfreq_init(struct panfrost_device *pfdev) @@ -90,7 +90,6 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) struct device *dev = &pfdev->pdev->dev; struct devfreq *devfreq; struct opp_table *opp_table; - struct thermal_cooling_device *cooling; struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq; opp_table = dev_pm_opp_set_regulators(dev, pfdev->comp->supply_names, @@ -139,12 +138,6 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) } pfdevfreq->devfreq = devfreq; - cooling = devfreq_cooling_em_register(devfreq, NULL); - if (IS_ERR(cooling)) - DRM_DEV_INFO(dev, "Failed to register cooling device\n"); - else - pfdevfreq->cooling = cooling; - return 0; err_fini: @@ -156,11 +149,6 @@ void panfrost_devfreq_fini(struct panfrost_device *pfdev) { struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq; - if (pfdevfreq->cooling) { - devfreq_cooling_unregister(pfdevfreq->cooling); - pfdevfreq->cooling = NULL; - } - if (pfdevfreq->opp_of_table_added) { dev_pm_opp_of_remove_table(&pfdev->pdev->dev); pfdevfreq->opp_of_table_added = false; diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.h b/drivers/gpu/drm/panfrost/panfrost_devfreq.h index db6ea48e21f9..470f5c974703 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.h +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.h @@ -9,14 +9,11 @@ struct devfreq; struct opp_table; -struct thermal_cooling_device; - struct panfrost_device; struct panfrost_devfreq { struct devfreq *devfreq; struct opp_table *regulators_opp_table; - struct thermal_cooling_device *cooling; bool opp_of_table_added; ktime_t busy_time;