Message ID | 20190311093130.7209-13-Zhiqiang.Hou@nxp.com (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show
Return-Path: <linux-pci-owner@kernel.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D018E139A for <patchwork-linux-pci@patchwork.kernel.org>; Mon, 11 Mar 2019 09:32:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B6D7528E81 for <patchwork-linux-pci@patchwork.kernel.org>; Mon, 11 Mar 2019 09:32:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AA59728FB6; Mon, 11 Mar 2019 09:32:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2FAEA28E81 for <patchwork-linux-pci@patchwork.kernel.org>; Mon, 11 Mar 2019 09:32:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726723AbfCKJcP (ORCPT <rfc822;patchwork-linux-pci@patchwork.kernel.org>); Mon, 11 Mar 2019 05:32:15 -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 S1727124AbfCKJcP (ORCPT <rfc822;linux-pci@vger.kernel.org>); Mon, 11 Mar 2019 05:32:15 -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=y/a8qAlxeqJzSchfITzvJwR/7Avj4N4SKqgqIBpuQrE=; b=xUJHXxRbUcq/WXK5bOsZagJhPY0x9PGmcX6wxx37tHgv4h27ZdAOiNOk/iFNCNFclTF9YVTkrU7bzv1zahaI45juwAkSaJmlxSpYUZqBV8WS8CBSw9TRanjyn/vLGnO7nPoPNEbeyMh2/+3ngCHOXSn/XZnEFcoBVfz7MeG30zw= 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 09:31:31 +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 09:31:31 +0000 From: "Z.q. Hou" <zhiqiang.hou@nxp.com> To: "linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "bhelgaas@google.com" <bhelgaas@google.com>, "robh+dt@kernel.org" <robh+dt@kernel.org>, "mark.rutland@arm.com" <mark.rutland@arm.com>, "l.subrahmanya@mobiveil.co.in" <l.subrahmanya@mobiveil.co.in>, "shawnguo@kernel.org" <shawnguo@kernel.org>, Leo Li <leoyang.li@nxp.com>, "lorenzo.pieralisi@arm.com" <lorenzo.pieralisi@arm.com>, "catalin.marinas@arm.com" <catalin.marinas@arm.com>, "will.deacon@arm.com" <will.deacon@arm.com> CC: Mingkai Hu <mingkai.hu@nxp.com>, "M.h. Lian" <minghuan.lian@nxp.com>, Xiaowei Bao <xiaowei.bao@nxp.com>, "Z.q. Hou" <zhiqiang.hou@nxp.com> Subject: [PATCHv4 12/28] PCI: mobiveil: move out the link up waiting from mobiveil_host_init Thread-Topic: [PATCHv4 12/28] PCI: mobiveil: move out the link up waiting from mobiveil_host_init Thread-Index: AQHU1+01OAPqrzT7sUuzybX31Yd4fw== Date: Mon, 11 Mar 2019 09:31:31 +0000 Message-ID: <20190311093130.7209-13-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: b552853a-3d70-4c14-8f56-08d6a604584c x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600127)(711020)(4605104)(4618075)(2017052603328)(7153060)(7193020);SRVR:AM6PR04MB6566; 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PCI: refactor Mobiveil driver and add PCIe Gen4 driver for NXP Layerscape SoCs
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diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c index 8eee1ab7ee24..c2848c22b466 100644 --- a/drivers/pci/controller/pcie-mobiveil.c +++ b/drivers/pci/controller/pcie-mobiveil.c @@ -582,15 +582,8 @@ static void mobiveil_pcie_enable_msi(struct mobiveil_pcie *pcie) static int mobiveil_host_init(struct mobiveil_pcie *pcie) { u32 value, pab_ctrl, type; - int err; struct resource_entry *win; - err = mobiveil_bringup_link(pcie); - if (err) { - dev_info(&pcie->pdev->dev, "link bring-up failed\n"); - return err; - } - /* * program Bus Master Enable Bit in Command Register in PAB Config * Space @@ -662,7 +655,7 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie) /* setup MSI hardware registers */ mobiveil_pcie_enable_msi(pcie); - return err; + return 0; } static void mobiveil_mask_intx_irq(struct irq_data *data) @@ -922,6 +915,12 @@ static int mobiveil_pcie_probe(struct platform_device *pdev) bridge->map_irq = of_irq_parse_and_map_pci; bridge->swizzle_irq = pci_common_swizzle; + 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 */ ret = pci_scan_root_bus_bridge(bridge); if (ret)