From patchwork Mon May 13 17:58:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Len Brown X-Patchwork-Id: 10941457 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6A46C14DB for ; Mon, 13 May 2019 18:00:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 59D6D283B0 for ; Mon, 13 May 2019 18:00:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4E350283C9; Mon, 13 May 2019 18:00:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E062F283B0 for ; Mon, 13 May 2019 18:00:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732053AbfEMR70 (ORCPT ); Mon, 13 May 2019 13:59:26 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:36147 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732048AbfEMR7Y (ORCPT ); Mon, 13 May 2019 13:59:24 -0400 Received: by mail-pf1-f194.google.com with SMTP id v80so7609387pfa.3; Mon, 13 May 2019 10:59:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :reply-to:organization; bh=ovDsv1zygxqsz+aM2MZ2wBAE8qWaN9gCYdGAVIqjCpQ=; b=QNeE54Ljz+isHJVE/JHbAL+WLEN0ye1u610MEXOQz6f66daMfycotH/bU68yrEiPcG 16iMXo8nUANl/rAvNfm4AglA67J8OMl5JllgITqKvyS6ZER50uT/8P+RhJNEbUm+rB/S mCEMG9H6CCZny5OMDT23ut6BUy6DZg2Fv9e7+YhOMijicl5cTuUfvq3zb2GZbZ5yWwLQ Hix+ex8IFcbPNs11B2PgDBxA4Zu6doij2rZYIj9APdb1AonpDH+MFCvNZMSilVSILtZc qDs7Uwm7mTctYPvOV0mBu1zUJQn8PDkLZVnXDdgSlDEcVk2/yaa/bHxcmal+0Ew3xMVX F1oA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:reply-to:organization; bh=ovDsv1zygxqsz+aM2MZ2wBAE8qWaN9gCYdGAVIqjCpQ=; b=MGk1pD2Jo0em8Z0t1Ri4T1w1ywQ7ToNnyNlke6lZuaSalx5HL206qymY4G+eOTf1AK zjAFLsxXc/diSAQrB7Ick9gjBBZfsdmT6NV9NRdH02WCpWqU2l+sYXrDAUmv+HVhA14I 5enGrpbr7GYr4VvaQF33K/OJGEAJ1JkNsmVSqhl6uoc5dr4b90rsKBWfKxMnSdKBDhLg AZFxiJLIPQLtqPVfnfGTrz5F0Hr0K1fpBQpAzOrKCDPEb1rWYocY8gnt6XAg3ENWZuG+ ThDth9vW+7gZ2auRpMykukg6UMqXhPyMZvvrTs3rd9pa0jFYka6OtSG65crgP3j+a3WF jZUg== X-Gm-Message-State: APjAAAXJ350VlWHz80sozqRjnLaL9kF6o6EFYLuPXNB5lKtC1mqIy/nj 5EphmLc66vYJWmnOJte+rqSjQAn2 X-Google-Smtp-Source: APXvYqyZNocR8ryG2muTB/QpXA+4pRlqu4mtpMXXUrdEYNYZXXlywn0SVz4x3LAa5ISchaxsjQByCA== X-Received: by 2002:a65:62d2:: with SMTP id m18mr32867359pgv.122.1557770364058; Mon, 13 May 2019 10:59:24 -0700 (PDT) Received: from localhost.localdomain ([96.79.124.202]) by smtp.gmail.com with ESMTPSA id s12sm9536266pfd.152.2019.05.13.10.59.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 May 2019 10:59:23 -0700 (PDT) From: Len Brown To: x86@kernel.org Cc: linux-kernel@vger.kernel.org, Zhang Rui , Len Brown , linux-pm@vger.kernel.org Subject: [PATCH 06/19] powercap/intel_rapl: Simplify rapl_find_package() Date: Mon, 13 May 2019 13:58:50 -0400 Message-Id: X-Mailer: git-send-email 2.18.0-rc0 In-Reply-To: <7b23d2d26d717b8e14ba137c94b70943f1ae4b5c.1557769318.git.len.brown@intel.com> References: <7b23d2d26d717b8e14ba137c94b70943f1ae4b5c.1557769318.git.len.brown@intel.com> Reply-To: Len Brown Organization: Intel Open Source Technology Center Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Zhang Rui Syntax only, no functional or semantic change. Simplify how the code to discover a package is called. Rename find_package_by_id() to rapl_find_package_domain() Signed-off-by: Zhang Rui Signed-off-by: Len Brown Acked-by: Rafael J. Wysocki Cc: linux-pm@vger.kernel.org --- drivers/powercap/intel_rapl.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c index 4347f15165f8..3c3c0c23180b 100644 --- a/drivers/powercap/intel_rapl.c +++ b/drivers/powercap/intel_rapl.c @@ -264,8 +264,9 @@ static struct powercap_control_type *control_type; /* PowerCap Controller */ static struct rapl_domain *platform_rapl_domain; /* Platform (PSys) domain */ /* caller to ensure CPU hotplug lock is held */ -static struct rapl_package *find_package_by_id(int id) +static struct rapl_package *rapl_find_package_domain(int cpu) { + int id = topology_physical_package_id(cpu); struct rapl_package *rp; list_for_each_entry(rp, &rapl_packages, plist) { @@ -1300,7 +1301,7 @@ static int __init rapl_register_psys(void) rd->rpl[0].name = pl1_name; rd->rpl[1].prim_id = PL2_ENABLE; rd->rpl[1].name = pl2_name; - rd->rp = find_package_by_id(0); + rd->rp = rapl_find_package_domain(0); power_zone = powercap_register_zone(&rd->power_zone, control_type, "psys", NULL, @@ -1456,8 +1457,9 @@ static void rapl_remove_package(struct rapl_package *rp) } /* called from CPU hotplug notifier, hotplug lock held */ -static struct rapl_package *rapl_add_package(int cpu, int pkgid) +static struct rapl_package *rapl_add_package(int cpu) { + int id = topology_physical_package_id(cpu); struct rapl_package *rp; int ret; @@ -1466,7 +1468,7 @@ static struct rapl_package *rapl_add_package(int cpu, int pkgid) return ERR_PTR(-ENOMEM); /* add the new package to the list */ - rp->id = pkgid; + rp->id = id; rp->lead_cpu = cpu; /* check if the package contains valid domains */ @@ -1497,12 +1499,11 @@ static struct rapl_package *rapl_add_package(int cpu, int pkgid) */ static int rapl_cpu_online(unsigned int cpu) { - int pkgid = topology_physical_package_id(cpu); struct rapl_package *rp; - rp = find_package_by_id(pkgid); + rp = rapl_find_package_domain(cpu); if (!rp) { - rp = rapl_add_package(cpu, pkgid); + rp = rapl_add_package(cpu); if (IS_ERR(rp)) return PTR_ERR(rp); } @@ -1512,11 +1513,10 @@ static int rapl_cpu_online(unsigned int cpu) static int rapl_cpu_down_prep(unsigned int cpu) { - int pkgid = topology_physical_package_id(cpu); struct rapl_package *rp; int lead_cpu; - rp = find_package_by_id(pkgid); + rp = rapl_find_package_domain(cpu); if (!rp) return 0;