From patchwork Tue Mar 9 12:58:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aisheng Dong X-Patchwork-Id: 397102 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 F07D4C4332B for ; Tue, 9 Mar 2021 13:13:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D810D65275 for ; Tue, 9 Mar 2021 13:13:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231339AbhCINNC (ORCPT ); Tue, 9 Mar 2021 08:13:02 -0500 Received: from inva020.nxp.com ([92.121.34.13]:47526 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230508AbhCINMw (ORCPT ); Tue, 9 Mar 2021 08:12:52 -0500 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id CCBD01A1005; Tue, 9 Mar 2021 14:12:51 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 9FB751A100C; Tue, 9 Mar 2021 14:12:45 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 704E9402AD; Tue, 9 Mar 2021 14:12:37 +0100 (CET) From: Dong Aisheng To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: dongas86@gmail.com, kernel@pengutronix.de, shawnguo@kernel.org, linux-imx@nxp.com, linux-kernel@vger.kernel.org, myungjoo.ham@samsung.com, kyungmin.park@samsung.com, cw00.choi@samsung.com, abel.vesa@nxp.com, Dong Aisheng Subject: [PATCH 10/11] PM / devfreq: imx8m-ddrc: remove imx8m_ddrc_get_dev_status Date: Tue, 9 Mar 2021 20:58:52 +0800 Message-Id: <1615294733-22761-23-git-send-email-aisheng.dong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1615294733-22761-1-git-send-email-aisheng.dong@nxp.com> References: <1615294733-22761-1-git-send-email-aisheng.dong@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Current driver actually does not support simple ondemand governor as it's unable to provide device load information. So removing the unnecessary callback to avoid confusing. Right now the driver is using userspace governor by default. Signed-off-by: Dong Aisheng --- drivers/devfreq/imx8m-ddrc.c | 13 ------------- 1 file changed, 13 deletions(-) diff --git a/drivers/devfreq/imx8m-ddrc.c b/drivers/devfreq/imx8m-ddrc.c index bc82d3653bff..0a6b7a1c829d 100644 --- a/drivers/devfreq/imx8m-ddrc.c +++ b/drivers/devfreq/imx8m-ddrc.c @@ -280,18 +280,6 @@ static int imx8m_ddrc_get_cur_freq(struct device *dev, unsigned long *freq) return 0; } -static int imx8m_ddrc_get_dev_status(struct device *dev, - struct devfreq_dev_status *stat) -{ - struct imx8m_ddrc *priv = dev_get_drvdata(dev); - - stat->busy_time = 0; - stat->total_time = 0; - stat->current_frequency = clk_get_rate(priv->dram_core); - - return 0; -} - static int imx8m_ddrc_init_freq_info(struct device *dev) { struct imx8m_ddrc *priv = dev_get_drvdata(dev); @@ -431,7 +419,6 @@ static int imx8m_ddrc_probe(struct platform_device *pdev) priv->profile.polling_ms = 1000; priv->profile.target = imx8m_ddrc_target; - priv->profile.get_dev_status = imx8m_ddrc_get_dev_status; priv->profile.exit = imx8m_ddrc_exit; priv->profile.get_cur_freq = imx8m_ddrc_get_cur_freq; priv->profile.initial_freq = clk_get_rate(priv->dram_core);