From patchwork Mon Jul 6 11:22:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jay Chen X-Patchwork-Id: 11645455 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 96FA213B4 for ; Mon, 6 Jul 2020 11:27:45 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 6DDFA2073E for ; Mon, 6 Jul 2020 11:27:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="2AVamEB7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6DDFA2073E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NmNqLXbHPxP2TSRuKZKTpPrEXB9ZqRi+pSOU6qAhgrs=; b=2AVamEB7bo+P9GB8dGAvPryZN P5wgBX9W35/lmT9NdQ+Yv2Icg0pWMcI/RBfnRDol7wkR8e/rqv56HrBYKBeevLe2k3MXXVqsE91CI dDz1khjwxvSZJh3+QTGkTlnd/ZTe2lOa2JR5PoRc6wj3qEF1w5DuXRVQ/eWtFZMOmtP2AzHSIxnOO /nhIU3D1gnW9DQrfZ4ApruRT3eWJHdcro9eFxhyhpi8GoPlF9fNJoBhPwxdDXEAFyq7X/0d21DYPv U5TnN3yvIiiPjFmVwucpcJf/ex7utYb9kqTpFNQJkJs6MhFEkEUhCIBhCGafSNfrS5JMCOSudrxc8 7f6tbfZJg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jsPGX-0007rS-3P; Mon, 06 Jul 2020 11:26:29 +0000 Received: from out4436.biz.mail.alibaba.com ([47.88.44.36]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jsPGT-0007qD-VM for linux-arm-kernel@lists.infradead.org; Mon, 06 Jul 2020 11:26:26 +0000 X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R151e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=e01e01422; MF=jkchen@linux.alibaba.com; NM=1; PH=DS; RN=4; SR=0; TI=SMTPD_---0U1vIqT0_1594034650; Received: from localhost(mailfrom:jkchen@linux.alibaba.com fp:SMTPD_---0U1vIqT0_1594034650) by smtp.aliyun-inc.com(127.0.0.1); Mon, 06 Jul 2020 19:24:10 +0800 From: Jay Chen To: will@kernel.org, mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH v1 1/2] perf/smmuv3: To simplify code for ioremap page in pmcg Date: Mon, 6 Jul 2020 19:22:45 +0800 Message-Id: <20200706112246.92220-2-jkchen@linux.alibaba.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200706112246.92220-1-jkchen@linux.alibaba.com> References: <20200706112246.92220-1-jkchen@linux.alibaba.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200706_072626_234538_A2A2F93C X-CRM114-Status: UNSURE ( 8.63 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -8.7 (--------) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-8.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [47.88.44.36 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [47.88.44.36 listed in wl.mailspike.net] -7.5 USER_IN_DEF_SPF_WL From: address is in the default SPF white-list -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders -0.5 ENV_AND_HDR_SPF_MATCH Env and Hdr From used in default SPF WL Match X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jay Chen Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Use the devm_platform_get_and_ioremap_resource to simplify the code a bit. Signed-off-by: Jay Chen --- drivers/perf/arm_smmuv3_pmu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c index 48e28ef93a70..2d09f3e47d12 100644 --- a/drivers/perf/arm_smmuv3_pmu.c +++ b/drivers/perf/arm_smmuv3_pmu.c @@ -755,8 +755,7 @@ static int smmu_pmu_probe(struct platform_device *pdev) .capabilities = PERF_PMU_CAP_NO_EXCLUDE, }; - res_0 = platform_get_resource(pdev, IORESOURCE_MEM, 0); - smmu_pmu->reg_base = devm_ioremap_resource(dev, res_0); + smmu_pmu->reg_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res_0); if (IS_ERR(smmu_pmu->reg_base)) return PTR_ERR(smmu_pmu->reg_base);