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: 12468573 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 43791C43214 for ; Wed, 1 Sep 2021 07:42:51 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1A3F961059 for ; Wed, 1 Sep 2021 07:42:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1A3F961059 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baidu.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=jnwAWDlorup40Av4dlHlo4VcOySNAFe5KGmUpQDI3ws=; b=yArJMs+f5BdjqE sEnBLDQmDyr8owOPb5Grfo1ptwt3AyKxTdr8qYuF93kLyW2UmoHQ1tnhyGpnqrd22FM/YdKS41XLh SLuEImCc12PGcjhZk2250x7z/17CNfRHRiXpJCA48GQcPGucAO37nLrY7DBqNzIXO6Y8UF/g6CQlC 2er3Q2mH8DwAY40OpNkNj1PhHRUE+ct5DCnb5v6t93xsf+eOXJg/4Ak15yl5PyMwShnK0PlsphCgL CRgJPN64k0XcMVqpB2J8+Dy6hHU3NE2HGsfazG5w/JCD3s8CmbdwzMPi/lclFbAVVMbYq0X0syTNP YgIbAFJGQRKCMHauH+UA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mLKr4-004M4y-1z; Wed, 01 Sep 2021 07:40:18 +0000 Received: from mx21.baidu.com ([220.181.3.85] helo=baidu.com) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mLKr0-004M3r-Fw; Wed, 01 Sep 2021 07:40:15 +0000 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210901_004014_753396_405480CB X-CRM114-Status: UNSURE ( 9.02 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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);