From patchwork Mon Jun 8 09:30:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 11592861 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 3A60417D0 for ; Mon, 8 Jun 2020 09:30:56 +0000 (UTC) Received: from web01.groups.io (web01.groups.io [66.175.222.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 130882072F for ; Mon, 8 Jun 2020 09:30:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=lists.cip-project.org header.i=@lists.cip-project.org header.b="hP9gxF4A" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 130882072F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=csie.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=bounce+64572+4745+4520428+8129116@lists.cip-project.org X-Received: by 127.0.0.2 with SMTP id AmlBYY4521763xRIfv5aH3xF; Mon, 08 Jun 2020 02:30:55 -0700 X-Received: from wens.tw (wens.tw [140.112.30.76]) by mx.groups.io with SMTP id smtpd.web10.26298.1591608654317142648 for ; Mon, 08 Jun 2020 02:30:54 -0700 X-Received: by wens.tw (Postfix, from userid 1000) id 679336013A; Mon, 8 Jun 2020 17:30:50 +0800 (CST) From: "Chen-Yu Tsai (Moxa)" To: nobuhiro1.iwamatsu@toshiba.co.jp, pavel@denx.de Cc: cip-dev@lists.cip-project.org, JohnsonCH.Chen@moxa.com Subject: [cip-dev] [PATCH 4.4.y-cip v2 13/15] cpufreq-dt: Supply power coefficient when registering cooling devices Date: Mon, 8 Jun 2020 17:30:26 +0800 Message-Id: <20200608093028.21612-14-wens@csie.org> In-Reply-To: <20200608093028.21612-1-wens@csie.org> References: <20200608093028.21612-1-wens@csie.org> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: Sender: cip-dev@lists.cip-project.org List-Id: Mailing-List: list cip-dev@lists.cip-project.org; contact cip-dev+owner@lists.cip-project.org Delivered-To: mailing list cip-dev@lists.cip-project.org Reply-To: cip-dev@lists.cip-project.org X-Gm-Message-State: TkxJGZZB0DCo1aTU1xe8eL0Jx4520428AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lists.cip-project.org; q=dns/txt; s=20140610; t=1591608655; bh=c/pbCFSvWXE9qYG61T9l8CdzkLXQZ1SFHgXKqweKX0c=; h=Cc:Content-Type:Date:From:Reply-To:Subject:To; b=hP9gxF4AdW8wPVbi1rXq0d1RuOuwdpUkKYzi84zOM73IyM+3StRmguw+Yq+xvk1J6fI fOzBQeQLzyrSjOh6PhpDujLnUKG/eC0HDbVp9VCHIZS56fYSCGSa+RJ8tLA25O83HPrS6 utrISICk9JNMYO1X4upWidIC2M0b6svYNWg= From: Punit Agrawal commit f8fa8ae06b8c2c25d81c99766f9226adc5c3e073 upstream. Support registering cooling devices with dynamic power coefficient where provided by the device tree. This allows OF registered cooling devices driver to be used with the power_allocator thermal governor. Signed-off-by: Punit Agrawal Acked-by: Viresh Kumar Reviewed-by: Javi Merino Signed-off-by: Rafael J. Wysocki Signed-off-by: Chen-Yu Tsai (Moxa) --- drivers/cpufreq/cpufreq-dt.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index 90d64081ddb34..1ceece9d67112 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -407,8 +407,13 @@ static void cpufreq_ready(struct cpufreq_policy *policy) * thermal DT code takes care of matching them. */ if (of_find_property(np, "#cooling-cells", NULL)) { - priv->cdev = of_cpufreq_cooling_register(np, - policy->related_cpus); + u32 power_coefficient = 0; + + of_property_read_u32(np, "dynamic-power-coefficient", + &power_coefficient); + + priv->cdev = of_cpufreq_power_cooling_register(np, + policy->related_cpus, power_coefficient, NULL); if (IS_ERR(priv->cdev)) { dev_err(priv->cpu_dev, "running cpufreq without cooling device: %ld\n",