From patchwork Mon Mar 11 09:32:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Z.Q. Hou" X-Patchwork-Id: 1054296 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="gJ8eeGrd"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44HtDb2Lxpz9s55 for ; Mon, 11 Mar 2019 20:32:31 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727425AbfCKJc3 (ORCPT ); Mon, 11 Mar 2019 05:32:29 -0400 Received: from mail-eopbgr80085.outbound.protection.outlook.com ([40.107.8.85]:48938 "EHLO EUR04-VI1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727262AbfCKJc2 (ORCPT ); Mon, 11 Mar 2019 05:32:28 -0400 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=nGt2kptfSYFWIMpJrzSgidPyvIMtRAfU6GlQDpaCshM=; b=gJ8eeGrdyJAJyx/mCGBjC9dccsRytNaMtAbdkHqjKFl7RasCQjqcjJrL+3r8Dc/mUIPD8ifQDWDVBbf8zTF955M0tTLREu2xmOhl7iA1gyTjC8ksb3KSpAMSxb4K4yUA77p2kwkrS837ZMaTkdVWNZzRHD0U61GzfabD0aEZx6U= Received: from AM6PR04MB5781.eurprd04.prod.outlook.com (20.179.3.19) by AM6PR04MB6566.eurprd04.prod.outlook.com (20.179.246.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1686.16; Mon, 11 Mar 2019 09:32:11 +0000 Received: from AM6PR04MB5781.eurprd04.prod.outlook.com ([fe80::30cc:e034:1f7a:2cc7]) by AM6PR04MB5781.eurprd04.prod.outlook.com ([fe80::30cc:e034:1f7a:2cc7%2]) with mapi id 15.20.1686.021; Mon, 11 Mar 2019 09:32:11 +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" , "catalin.marinas@arm.com" , "will.deacon@arm.com" CC: Mingkai Hu , "M.h. Lian" , Xiaowei Bao , "Z.q. Hou" Subject: [PATCHv4 17/28] PCI: mobiveil: fix the checking of valid device Thread-Topic: [PATCHv4 17/28] PCI: mobiveil: fix the checking of valid device Thread-Index: AQHU1+1NSbzhbwea50ueS7B7aR1vuw== Date: Mon, 11 Mar 2019 09:32:11 +0000 Message-ID: <20190311093130.7209-18-Zhiqiang.Hou@nxp.com> References: <20190311093130.7209-1-Zhiqiang.Hou@nxp.com> In-Reply-To: <20190311093130.7209-1-Zhiqiang.Hou@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK0PR03CA0015.apcprd03.prod.outlook.com (2603:1096:203:2e::27) To AM6PR04MB5781.eurprd04.prod.outlook.com (2603:10a6:20b:ad::19) authentication-results: spf=none (sender IP is ) smtp.mailfrom=zhiqiang.hou@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.17.1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 3f696517-ce7a-432e-787e-08d6a604700b x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; 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Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP driver") Signed-off-by: Hou Zhiqiang Reviewed-by: Minghuan Lian --- V4: - Split the link up check to the 18th patch drivers/pci/controller/mobiveil/pcie-mobiveil-host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c b/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c index dc5324d94466..74a14f05115e 100644 --- a/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c +++ b/drivers/pci/controller/mobiveil/pcie-mobiveil-host.c @@ -37,7 +37,7 @@ static bool mobiveil_pcie_valid_device(struct pci_bus *bus, unsigned int devfn) * Do not read more than one device on the bus directly * attached to RC */ - if ((bus->primary == pcie->rp.root_bus_nr) && (devfn > 0)) + if ((bus->primary == pcie->rp.root_bus_nr) && (PCI_SLOT(devfn) > 0)) return false; return true;