From patchwork Tue Mar 23 02:59:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aisheng Dong X-Patchwork-Id: 12156723 X-Patchwork-Delegate: cw00.choi@samsung.com 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 B85E4C433E2 for ; Tue, 23 Mar 2021 03:13:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7763D619AB for ; Tue, 23 Mar 2021 03:13:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229870AbhCWDNI (ORCPT ); Mon, 22 Mar 2021 23:13:08 -0400 Received: from inva020.nxp.com ([92.121.34.13]:36552 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229810AbhCWDNG (ORCPT ); Mon, 22 Mar 2021 23:13:06 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A69491A4D2F; Tue, 23 Mar 2021 04:13:04 +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 F40831A09AA; Tue, 23 Mar 2021 04:12:59 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 58923402D3; Tue, 23 Mar 2021 04:12:53 +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 V2 3/6] PM / devfreq: Remove the invalid description for get_target_freq Date: Tue, 23 Mar 2021 10:59:16 +0800 Message-Id: <1616468359-14513-4-git-send-email-aisheng.dong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1616468359-14513-1-git-send-email-aisheng.dong@nxp.com> References: <1616468359-14513-1-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 First of all, no_central_polling was removed since commit 7e6fdd4bad03 ("PM / devfreq: Core updates to support devices which can idle") Secondly, get_target_freq() is not only called only with update_devfreq() notified by OPP now, but also min/max freq qos notifier. So remove this invalid description now to avoid confusing. Signed-off-by: Dong Aisheng --- Documentation/ABI/testing/sysfs-class-devfreq | 5 +---- drivers/devfreq/governor.h | 2 -- 2 files changed, 1 insertion(+), 6 deletions(-) diff --git a/Documentation/ABI/testing/sysfs-class-devfreq b/Documentation/ABI/testing/sysfs-class-devfreq index 22408cfa7ed2..e71595c84f22 100644 --- a/Documentation/ABI/testing/sysfs-class-devfreq +++ b/Documentation/ABI/testing/sysfs-class-devfreq @@ -97,10 +97,7 @@ Description: object. The values are represented in ms. If the value is less than 1 jiffy, it is considered to be 0, which means no polling. This value is meaningless if the governor is - not polling; thus. If the governor is not using - devfreq-provided central polling - (/sys/class/devfreq/.../central_polling is 0), this value - may be useless. + not polling. A list of governors that support the node: - simple_ondmenad diff --git a/drivers/devfreq/governor.h b/drivers/devfreq/governor.h index 48736a2ae970..9d72f5b66bfa 100644 --- a/drivers/devfreq/governor.h +++ b/drivers/devfreq/governor.h @@ -67,8 +67,6 @@ * Basically, get_target_freq will run * devfreq_dev_profile.get_dev_status() to get the * status of the device (load = busy_time / total_time). - * If no_central_polling is set, this callback is called - * only with update_devfreq() notified by OPP. * @event_handler: Callback for devfreq core framework to notify events * to governors. Events include per device governor * init and exit, opp changes out of devfreq, suspend