From patchwork Thu Jan 16 15:20:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Luba X-Patchwork-Id: 11337311 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E1F5413A0 for ; Thu, 16 Jan 2020 15:22:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9F7E02072B for ; Thu, 16 Jan 2020 15:22:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="eGWPQcPu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F7E02072B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=wYxr/WP4CF+xP3H6ro2zTXnl4djnNnNfon3tLzAoA7w=; b=eGWPQcPuqnPtJdGyD0n8jp0bdQ UFX1c+8HJquM+M93/atMHKZER8nBeb5dH9Og8dq1Ww7aH9xrDV8i7cAZuH9NKGg4MtKiE9Bg9a4Hp iyX+RvTiADRpeHs6dz+F+8iezEK6YE6+9hsXq9aPv2H54mVF93+sHuyPXFaQrK3vRzOaNl6YZOpJJ q72w/SWRjjbkFHpjzFDM/eGMZX720aD9sBQeVjLQN4sMUpMup+vUYnUeM6/7fDGPS1MHjcqyOBrnB 3cXif/lI+Fw9HnwTVXqCCgXYMAxXZQBHwlNJ/FSTksvy9zQu5DCRKGlTB7eCYzihIFReamOlb7tgb 5ngHfguw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1is6yl-0001WN-7y; Thu, 16 Jan 2020 15:22:39 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1is6xv-0000oI-9J; Thu, 16 Jan 2020 15:21:50 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4E2E01424; Thu, 16 Jan 2020 07:21:46 -0800 (PST) Received: from e123648.arm.com (unknown [10.37.12.156]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id D11EA3F68E; Thu, 16 Jan 2020 07:21:35 -0800 (PST) From: lukasz.luba@arm.com To: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-omap@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH 4/4] drm/panfrost: Register to the Energy Model with devfreq device Date: Thu, 16 Jan 2020 15:20:32 +0000 Message-Id: <20200116152032.11301-5-lukasz.luba@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200116152032.11301-1-lukasz.luba@arm.com> References: <20200116152032.11301-1-lukasz.luba@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200116_072147_471345_AF63B7E4 X-CRM114-Status: UNSURE ( 7.98 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [217.140.110.172 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nm@ti.com, juri.lelli@redhat.com, peterz@infradead.org, viresh.kumar@linaro.org, bjorn.andersson@linaro.org, bsegall@google.com, festevam@gmail.com, Morten.Rasmussen@arm.com, robh@kernel.org, amit.kucheria@verdurent.com, khilman@kernel.org, daniel.lezcano@linaro.org, steven.price@arm.com, cw00.choi@samsung.com, mingo@redhat.com, mgorman@suse.de, rui.zhang@intel.com, alyssa.rosenzweig@collabora.com, daniel@ffwll.ch, b.zolnierkie@samsung.com, s.hauer@pengutronix.de, rostedt@goodmis.org, matthias.bgg@gmail.com, Chris.Redpath@arm.com, Dietmar.Eggemann@arm.com, airlied@linux.ie, javi.merino@arm.com, tomeu.vizoso@collabora.com, qperret@google.com, sboyd@kernel.org, shawnguo@kernel.org, rjw@rjwysocki.net, agross@kernel.org, kernel@pengutronix.de, sudeep.holla@arm.com, patrick.bellasi@matbug.net, ionela.voinescu@arm.com, lukasz.luba@arm.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Lukasz Luba Let Panfrost devfreq device use the Energy Model (EM). The EM can be used in thermal subsystem (devfreq_cooling) for calculating the used power. Signed-off-by: Lukasz Luba --- drivers/gpu/drm/panfrost/panfrost_devfreq.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c index 413987038fbf..8771782f67c6 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c @@ -105,6 +105,8 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) } pfdev->devfreq.devfreq = devfreq; + dev_pm_opp_of_register_em(dev); + cooling = of_devfreq_cooling_register(dev->of_node, devfreq); if (IS_ERR(cooling)) DRM_DEV_INFO(dev, "Failed to register cooling device\n"); @@ -118,6 +120,7 @@ void panfrost_devfreq_fini(struct panfrost_device *pfdev) { if (pfdev->devfreq.cooling) devfreq_cooling_unregister(pfdev->devfreq.cooling); + dev_pm_opp_of_unregister_em(&pfdev->pdev->dev); dev_pm_opp_of_remove_table(&pfdev->pdev->dev); }