From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 8EC46C433E5 for ; Sat, 18 Jul 2020 19:35:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6CEB220775 for ; Sat, 18 Jul 2020 19:35:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="pvOsiwps" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728040AbgGRTfN (ORCPT ); Sat, 18 Jul 2020 15:35:13 -0400 Received: from hqnvemgate24.nvidia.com ([216.228.121.143]:16163 "EHLO hqnvemgate24.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726346AbgGRTfL (ORCPT ); Sat, 18 Jul 2020 15:35:11 -0400 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Sat, 18 Jul 2020 12:33:14 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Sat, 18 Jul 2020 12:35:11 -0700 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Sat, 18 Jul 2020 12:35:11 -0700 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Sat, 18 Jul 2020 19:35:09 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Sat, 18 Jul 2020 19:35:08 +0000 Received: from vdumpa-ubuntu.nvidia.com (Not Verified[172.17.173.140]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Sat, 18 Jul 2020 12:35:08 -0700 From: Krishna Reddy To: , , , , , CC: , , , , , , , , , , , , , , Krishna Reddy , Thierry Reding Subject: [PATCH v11 2/5] iommu/arm-smmu: ioremap smmu mmio region before implementation init Date: Sat, 18 Jul 2020 12:34:54 -0700 Message-ID: <20200718193457.30046-3-vdumpa@nvidia.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200718193457.30046-1-vdumpa@nvidia.com> References: <20200718193457.30046-1-vdumpa@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public Content-Transfer-Encoding: quoted-printable Content-Type: text/plain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1595100794; bh=yPxpHRDBRTnTuG1GZSPEhZJeDeggkVWp8IlCCMutmsg=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:X-NVConfidentiality: Content-Transfer-Encoding:Content-Type; b=pvOsiwpshEJ1qoJM0NZz7ysBHtevsxcj4VedVoy2BBDZjyPPy48Dt/EJf0eTNYhb+ su6Qxgwlj9/mSdg3W4Ah23mMqGsa6dHm2DfhYZt9HiK7e4XEKXVBZ1T72S1ZZy9Ryo z+q57Eh7Rpzt8y8BRMmMc5CsmTC1HzeaUkD9tPiTqPrdQaT6Iu+MBKkYuO+TfWqfeo QhkZ7Auv6YsRyTCRGukpeDUDdvvp4lY3nQaYFyKCNU1SsmmwLm+6jxT6znitIxs5Hz cgQn6wWdNA5z/2C0nxI/pMjh89IDie/BvbaO4U7PmWLq9fyav+XzR0K4bLh1DIUD8/ ihtwMrDVdSGDw== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ioremap smmu mmio region before calling into implementation init. This is necessary to allow mapped address available during vendor specific implementation init. Reviewed-by: Jon Hunter Reviewed-by: Nicolin Chen Reviewed-by: Pritesh Raithatha Reviewed-by: Robin Murphy Reviewed-by: Thierry Reding Signed-off-by: Krishna Reddy --- drivers/iommu/arm-smmu.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index cdd15ead9bc4..de520115d3df 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -2123,10 +2123,6 @@ static int arm_smmu_device_probe(struct platform_dev= ice *pdev) if (err) return err; =20 - smmu =3D arm_smmu_impl_init(smmu); - if (IS_ERR(smmu)) - return PTR_ERR(smmu); - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); ioaddr =3D res->start; smmu->base =3D devm_ioremap_resource(dev, res); @@ -2138,6 +2134,10 @@ static int arm_smmu_device_probe(struct platform_dev= ice *pdev) */ smmu->numpage =3D resource_size(res); =20 + smmu =3D arm_smmu_impl_init(smmu); + if (IS_ERR(smmu)) + return PTR_ERR(smmu); + num_irqs =3D 0; while ((res =3D platform_get_resource(pdev, IORESOURCE_IRQ, num_irqs))) { num_irqs++; --=20 2.26.2