From patchwork Mon Jun 8 09:14:30 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: 11593207 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 4291313B1 for ; Mon, 8 Jun 2020 12:01:37 +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 E0E3A2076C for ; Mon, 8 Jun 2020 12:01:36 +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="RAT5h9rD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0E3A2076C 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+4754+4520428+8129116@lists.cip-project.org X-Received: by 127.0.0.2 with SMTP id aAwfYY4521763xXpjlmht7FM; Mon, 08 Jun 2020 05:01:36 -0700 X-Received: from wens.tw (wens.tw [140.112.30.76]) by mx.groups.io with SMTP id smtpd.web11.26100.1591607691196391852 for ; Mon, 08 Jun 2020 02:14:51 -0700 X-Received: by wens.tw (Postfix, from userid 1000) id 1206360141; Mon, 8 Jun 2020 17:14:44 +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 17:14:30 +0800 Message-Id: <20200608091432.15366-14-wens@csie.org> In-Reply-To: <20200608091432.15366-1-wens@csie.org> References: <20200608091432.15366-1-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: faM5ZEjwaMSv8mIcuQgFyC8xx4520428AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lists.cip-project.org; q=dns/txt; s=20140610; t=1591617696; bh=oJ1qpfUgCfuK5h1V9BaShlvR4Xrs7bxs+BBT9YdrAZo=; h=Cc:Content-Type:Date:From:Reply-To:Subject:To; b=RAT5h9rDhcQxmuh9oDDIuarj+RUOS0YM+cRGspYx9w9D99XkHZgMbPwjVNYtYLZ6Ag9 XNtOu62TDnIapuZb2zsNSgHz+C0rdjaHHTzVyRmMLYIn1r2lr8NQTNBIX3azkIq5NV/SO FVwTUGPI9RXYhVed1JcoNYzQ3ImBwzjJxi8= 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",