From patchwork Wed Sep 1 07:40:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cai,Huoqing" X-Patchwork-Id: 12468563 X-Patchwork-Delegate: lorenzo.pieralisi@arm.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 2B7FCC432BE for ; Wed, 1 Sep 2021 07:40:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 03C2C61053 for ; Wed, 1 Sep 2021 07:40:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242641AbhIAHlL (ORCPT ); Wed, 1 Sep 2021 03:41:11 -0400 Received: from mx21.baidu.com ([220.181.3.85]:51706 "EHLO baidu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S242536AbhIAHlK (ORCPT ); Wed, 1 Sep 2021 03:41:10 -0400 Received: from BJHW-Mail-Ex05.internal.baidu.com (unknown [10.127.64.15]) by Forcepoint Email with ESMTPS id 24362C7D596DE45E233D; Wed, 1 Sep 2021 15:40:13 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BJHW-Mail-Ex05.internal.baidu.com (10.127.64.15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 1 Sep 2021 15:40:13 +0800 Received: from LAPTOP-UKSR4ENP.internal.baidu.com (172.31.63.8) by BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 1 Sep 2021 15:40:12 +0800 From: Cai Huoqing To: CC: Ryder Lee , Jianjun Wang , Lorenzo Pieralisi , Rob Herring , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Matthias Brugger , , , , Subject: [PATCH] PCI: mediatek-gen3: Make use of the helper function devm_platform_ioremap_resource_byname() Date: Wed, 1 Sep 2021 15:40:06 +0800 Message-ID: <20210901074006.8783-1-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BJHW-Mail-Ex07.internal.baidu.com (10.127.64.17) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) X-Baidu-BdMsfe-DateCheck: 1_BJHW-Mail-Ex05_2021-09-01 15:40:13:153 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Use the devm_platform_ioremap_resource_byname() helper instead of calling platform_get_resource_byname() and devm_ioremap_resource() separately Signed-off-by: Cai Huoqing --- drivers/pci/controller/pcie-mediatek-gen3.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c index 17c59b0d6978..014747c6dcd4 100644 --- a/drivers/pci/controller/pcie-mediatek-gen3.c +++ b/drivers/pci/controller/pcie-mediatek-gen3.c @@ -715,10 +715,7 @@ static int mtk_pcie_parse_port(struct mtk_pcie_port *port) struct resource *regs; int ret; - regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pcie-mac"); - if (!regs) - return -EINVAL; - port->base = devm_ioremap_resource(dev, regs); + port->base = devm_platform_ioremap_resource_byname(pdev, "pcie-mac"); if (IS_ERR(port->base)) { dev_err(dev, "failed to map register base\n"); return PTR_ERR(port->base);