From patchwork Tue Nov 6 13:20:54 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Z.Q. Hou" X-Patchwork-Id: 993717 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.b="Mm91Heii"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 42q9F00Hh7z9sCs for ; Wed, 7 Nov 2018 00:21:56 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388481AbeKFWqJ (ORCPT ); Tue, 6 Nov 2018 17:46:09 -0500 Received: from mail-he1eur01on0070.outbound.protection.outlook.com ([104.47.0.70]:42149 "EHLO EUR01-HE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2388257AbeKFWqJ (ORCPT ); Tue, 6 Nov 2018 17:46:09 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lb2IMZBFlQIytfd9EOGRKi3YEAR8o4+NIFs8xDjcSss=; b=Mm91HeiipkYgNULF/YVjt7FHUvXc49MUHOAr1u7O05mPKw1t2knmYqEC8i4MfbURNLlOWi8o/VvMjHS+BRbf9Kwf0ijdzEnQQE+RkZLCe7cz/5wFmylGXL0dgswUXGjByLHRf8Adq2W9QYS1xgQ1SkN9o5oyU1i7X0QxJenK6sc= Received: from DB5PR04MB1221.eurprd04.prod.outlook.com (10.162.155.27) by DB5PR04MB1414.eurprd04.prod.outlook.com (10.162.221.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1294.27; Tue, 6 Nov 2018 13:20:54 +0000 Received: from DB5PR04MB1221.eurprd04.prod.outlook.com ([fe80::6c36:f4cb:26c2:e8cb]) by DB5PR04MB1221.eurprd04.prod.outlook.com ([fe80::6c36:f4cb:26c2:e8cb%2]) with mapi id 15.20.1273.035; Tue, 6 Nov 2018 13:20:54 +0000 From: "Z.q. Hou" To: "linux-pci@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "bhelgaas@google.com" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "l.subrahmanya@mobiveil.co.in" , "shawnguo@kernel.org" , Leo Li , "lorenzo.pieralisi@arm.com" CC: Mingkai Hu , "M.h. Lian" , Xiaowei Bao , "Z.q. Hou" Subject: [PATCH 17/23] PCI: mobiveil: continue to initialize the host upon no PCIe link Thread-Topic: [PATCH 17/23] PCI: mobiveil: continue to initialize the host upon no PCIe link Thread-Index: AQHUddOLMi7Bc9hStkiEwUyEZdwaYQ== Date: Tue, 6 Nov 2018 13:20:54 +0000 Message-ID: <20181106131807.29951-18-Zhiqiang.Hou@nxp.com> References: <20181106131807.29951-1-Zhiqiang.Hou@nxp.com> In-Reply-To: <20181106131807.29951-1-Zhiqiang.Hou@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK0PR03CA0008.apcprd03.prod.outlook.com (2603:1096:203:2e::20) To DB5PR04MB1221.eurprd04.prod.outlook.com (2a01:111:e400:51c2::27) authentication-results: spf=none (sender IP is ) smtp.mailfrom=zhiqiang.hou@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; DB5PR04MB1414; 6:GA5uPTqjIGv6+vOHQKhWS11ffQsH6v8BslFYzQ51lDabpHX5R8sC1NXG1skCjdo4YYviwfneP4NQvHmgVt63hGq7Vu2c7tl2FLy+zEcb4j3GRC2PL0XlaJu86KyppzVRCq+t/J06aq14PegLQlLOk6zvNmQukV/LV/R9HlC42UNKUiGUEeb4iR0kCthDcGXNRQjgxEoJ4ojrWz16T4NPTxG64ts2FiGfMvmYwGxMTMjtWAPaBIaoUyM04z9XXOIz4Klm+x15azhfD4iQdZEpl9GXMumCuZ87uAjz30BzCKVVOlmBA40t2Okq2DhqLZioP0jNPssuy6BE66pGLVw6gAWWkwyyUmrZQw4MTRClvSdw4TtbtyhrPP9mI5bQD1wMBb2aPdrJqc4Vt0+oug54EI2N0wdeV7ySlGWqc7CBrqgJuB6RTcgm4Olbr0pwvhCLFlWdHpUpGxiC27Dudal3jw==; 5:nx90jrA51+8oJXSr8jEWOKipAY77+G+G05A3FxU5+ahcwf87SzFOUts0tEZjzE1iUkIV1hzMv07V09Q8Jbjv9PAn7voHkkijd63kmbKQrPQPPak7r/Z7B8e6DkCYtJFpXf4F0K03/yetYep1PzxuECQJjH6Yb1hIZx5HltuyOkE=; 7:pXVT6ZNd65St6AzpapWiqYgfubx2zKUjqSa12JHo9Vph6OBdx8Inc/6/TKnZPRdCsA5gkkNEXQy0f6Vi4+a0wjYNlJFhegxbGgH0tVQcbFLibI/0CHu8TNGFLsRJ3hNG15bhu9LQ1rAlMOprs4tdNA== x-ms-office365-filtering-correlation-id: 23e6ed78-0b4a-4c62-00c0-08d643eaae0d x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(7020095)(4652040)(8989299)(5600074)(711020)(4618075)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(2017052603328)(7153060)(7193020); SRVR:DB5PR04MB1414; x-ms-traffictypediagnostic: DB5PR04MB1414: x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(185117386973197); x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(8211001083)(6040522)(2401047)(8121501046)(5005006)(3002001)(10201501046)(93006095)(93001095)(3231382)(944501410)(52105095)(6055026)(148016)(149066)(150057)(6041310)(20161123562045)(20161123558120)(20161123564045)(20161123560045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(201708071742011)(7699051)(76991095); SRVR:DB5PR04MB1414; BCL:0; PCL:0; RULEID:; SRVR:DB5PR04MB1414; x-forefront-prvs: 0848C1A6AA x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(366004)(396003)(376002)(346002)(136003)(189003)(199004)(97736004)(66066001)(8936002)(81156014)(81166006)(7416002)(8676002)(5660300001)(71200400001)(71190400001)(478600001)(6486002)(6116002)(2900100001)(1076002)(53936002)(6436002)(6512007)(305945005)(4326008)(25786009)(7736002)(105586002)(106356001)(68736007)(2906002)(3846002)(256004)(26005)(486006)(2501003)(14454004)(99286004)(52116002)(76176011)(36756003)(110136005)(386003)(6506007)(102836004)(54906003)(86362001)(186003)(446003)(11346002)(316002)(2616005)(476003)(2201001)(921003)(1121003); DIR:OUT; SFP:1101; SCL:1; SRVR:DB5PR04MB1414; H:DB5PR04MB1221.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: exWZlm7pys8MTz4IQxWEEGpoRjm/00XEYgYuEJAnmagq+R2iOmhIiEkOaFE6+X2XBJUFAgAIzpNcY51mWLJzJEIfuLOVgvbkm+ASUZjZGYBPrE0ClyVqGGIYLU6lx8sEsxFMm8JmiEczYZzqGh7Gg8ipb2oJfuzGmMMnn6X+JNVu1iERd4J3o0KxQJtq4nfKvHJntWphHJU+d9BcZ67tJ20hcD+4oloGWbhCw/gtnvsvjO/rZIy2LhmMZlRae8mBN1Iv/XHDtgljwMpx3s2BszoPCx4XWRdarxkNWG3SdbyP13ZpYPpKT5dSPXNVmI9vSiMBLt3y4/pGxVk12Cx9VmloHnPNblFvcJSdVymtn40= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 23e6ed78-0b4a-4c62-00c0-08d643eaae0d X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Nov 2018 13:20:54.3792 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB5PR04MB1414 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Hou Zhiqiang Sometimes there is not a PCIe Endpoint in the PCIe slot, so do not exit when the PCIe link is not up. And degrade the print level of link up info. Signed-off-by: Hou Zhiqiang --- drivers/pci/controller/mobiveil/pcie-mobiveil-host.c | 1 - drivers/pci/controller/mobiveil/pcie-mobiveil.c | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c b/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c index 383b2f3947a5..4419179f64bc 100644 --- a/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c +++ b/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c @@ -591,7 +591,6 @@ int mobiveil_pcie_host_probe(struct mobiveil_pcie *pcie) ret = mobiveil_bringup_link(pcie); if (ret) { dev_info(dev, "link bring-up failed\n"); - goto error; } /* setup the kernel resources for the newly added PCIe root bus */ diff --git a/drivers/pci/controller/mobiveil/pcie-mobiveil.c b/drivers/pci/controller/mobiveil/pcie-mobiveil.c index a25ebdd23592..71389ebbf229 100644 --- a/drivers/pci/controller/mobiveil/pcie-mobiveil.c +++ b/drivers/pci/controller/mobiveil/pcie-mobiveil.c @@ -221,7 +221,7 @@ int mobiveil_bringup_link(struct mobiveil_pcie *pcie) usleep_range(LINK_WAIT_MIN, LINK_WAIT_MAX); } - dev_err(&pcie->pdev->dev, "link never came up\n"); + dev_info(&pcie->pdev->dev, "link never came up\n"); return -ETIMEDOUT; }