From patchwork Tue May 4 17:21:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 1473935 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256 header.s=selector2 header.b=oDVZCr1x; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4FZRV81YBXz9sRf for ; Wed, 5 May 2021 03:22:08 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231175AbhEDRXC (ORCPT ); Tue, 4 May 2021 13:23:02 -0400 Received: from mail-mw2nam08on2089.outbound.protection.outlook.com ([40.107.101.89]:16448 "EHLO NAM04-MW2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231642AbhEDRXB (ORCPT ); Tue, 4 May 2021 13:23:01 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RjsAxDWgSxZOiswwpIiy+fHTUAkpX9QujKclKgXib5juqfPCXY2OwV8w+r3/q2m8CznRBo0o9oUEwN6KA96OxhDE+EOk3iTcnySVGCMGN8NRphd/T/s+vhWZY8O2rSsD+uFzQ7UY5CxBagApzg4MvlsYqHpPOmizjcERArFpDNnOrDtFMRB4WM/+zb7zXwaWL+sd1zmHq5J/KUA3E7BG6gQku3Wc8+k5TgrIy/YYH34eK3JnthdwYNrw+kIhHZJi7iLAg1ZOVjiyigmddNNF+/e7sE8xCdUYNLluilH8KwV1l7vFztn5PUiIxNUC41i2tq0UgJ3vCQ63Sf6OpU4p2A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=pZQyrFc5IDFViAS/U7PqSjm6lo0EAPfDa54XVBjW8yI=; b=Gl6ZAgDEk0ujoa7QlCvLf1KUglgYgeA5qjmIp7K4vXEUdf1GxJwLjUwss27tnnXifLaarkIB3DwqqEdcDkbjvOtJqWEPK9zs6CmVpaiiAHQW8USwuBayLydn8N9JGThsY/YubTSjl4LMt+NYb9+aqJZvXgb9VNrTPMOfE+1NCXLTdKcuZlzInybgP1VM/xdHtOxywbOsapIviMygtonM9BkOFSPFU7aJcokncJdP0loWn/dNycIcbwWSwwAUeJmNFX9sbZ1ztfeeVYi9zmg2kR6uqtstEVergaZF96NjrtNWv680mEBFlNR6/KotoMA8MdqNfAJ8oox0P7b79uKkzg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.112.32) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=nvidia.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=pZQyrFc5IDFViAS/U7PqSjm6lo0EAPfDa54XVBjW8yI=; b=oDVZCr1xma+1ghU0Upp3C7tQUzQDQTKwdELxq1eH4/xxQ1QG0fLu+Y2/nfTn+gbOLpticx4NDsZxaWrHzrNrVoJCxhFj9FFi5JMCO58nkxdd4XIhdnKfZRNA+YZMf8UwiSq7kTDW0uwQeXMA1fSSOgQgamJcKXKjPPf2icTGh77yOxig2S3a5Fvx8YHe3F368136XczjAAkf9UZrxa7RD/xiW/oMxhZvdUV7WXQt8V6iU04gXcHuabFGG/ISs1khFsoiZhGQ3dSfHdAMJkfm8EYFdCqZeG2K8MYqrT+laDRCPtN6JEupOirdHh8p/4fKSPs7qSe5xGjhAwODmgObpw== Received: from MW4PR03CA0170.namprd03.prod.outlook.com (2603:10b6:303:8d::25) by MN2PR12MB3871.namprd12.prod.outlook.com (2603:10b6:208:16a::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.25; Tue, 4 May 2021 17:22:04 +0000 Received: from CO1NAM11FT011.eop-nam11.prod.protection.outlook.com (2603:10b6:303:8d:cafe::6d) by MW4PR03CA0170.outlook.office365.com (2603:10b6:303:8d::25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4087.28 via Frontend Transport; Tue, 4 May 2021 17:22:04 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.112.32) smtp.mailfrom=nvidia.com; vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.32 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.32; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.32) by CO1NAM11FT011.mail.protection.outlook.com (10.13.175.186) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4087.27 via Frontend Transport; Tue, 4 May 2021 17:22:03 +0000 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 4 May 2021 10:22:03 -0700 Received: from vidyas-desktop.nvidia.com (172.20.145.6) by mail.nvidia.com (172.20.187.10) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 4 May 2021 17:22:00 +0000 From: Vidya Sagar To: , , , , , , CC: , , , , , , Subject: [PATCH] PCI: tegra: Fix host initialization during resume Date: Tue, 4 May 2021 22:51:57 +0530 Message-ID: <20210504172157.29712-1-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 X-NVConfidentiality: public MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: b92a2ed7-2a3e-42a5-4472-08d90f2122b8 X-MS-TrafficTypeDiagnostic: MN2PR12MB3871: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3513; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.32;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid01.nvidia.com;CAT:NONE;SFS:(4636009)(376002)(346002)(136003)(396003)(39850400004)(46966006)(36840700001)(110136005)(7696005)(2616005)(36756003)(6666004)(86362001)(36860700001)(26005)(478600001)(54906003)(336012)(8936002)(426003)(1076003)(5660300002)(4326008)(316002)(47076005)(8676002)(4744005)(186003)(82310400003)(70586007)(70206006)(7636003)(2906002)(82740400003)(7416002)(356005)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 May 2021 17:22:03.9385 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b92a2ed7-2a3e-42a5-4472-08d90f2122b8 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT011.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB3871 Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Commit 275e88b06a27 ("PCI: tegra: Fix host link initialization") broke host initialization during resume as it misses out calling the API dw_pcie_setup_rc() which is required for host and MSI initialization. Fixes: 275e88b06a27 ("PCI: tegra: Fix host link initialization") Signed-off-by: Vidya Sagar Tested-by: Jon Hunter --- drivers/pci/controller/dwc/pcie-tegra194.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index 6fa216e52d14..4c3c0738f2e6 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -2214,6 +2214,8 @@ static int tegra_pcie_dw_resume_noirq(struct device *dev) goto fail_host_init; } + dw_pcie_setup_rc(&pcie->pci.pp); + ret = tegra_pcie_dw_start_link(&pcie->pci); if (ret < 0) goto fail_host_init;