From patchwork Fri Dec 1 09:20:02 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manikanta Maddireddy X-Patchwork-Id: 843416 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-tegra-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yp7zg2hPRz9tBR for ; Fri, 1 Dec 2017 20:20:47 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751714AbdLAJUq (ORCPT ); Fri, 1 Dec 2017 04:20:46 -0500 Received: from hqemgate16.nvidia.com ([216.228.121.65]:14889 "EHLO hqemgate16.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751694AbdLAJUp (ORCPT ); Fri, 1 Dec 2017 04:20:45 -0500 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate16.nvidia.com id ; Fri, 01 Dec 2017 01:20:48 -0800 Received: from HQMAIL107.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Fri, 01 Dec 2017 01:21:26 -0800 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Fri, 01 Dec 2017 01:21:26 -0800 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Fri, 1 Dec 2017 09:20:45 +0000 Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server id 15.0.1293.2 via Frontend Transport; Fri, 1 Dec 2017 09:20:45 +0000 Received: from manikanta-pc.nvidia.com (Not Verified[10.19.65.28]) by hqnvemgw02.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Fri, 01 Dec 2017 01:20:44 -0800 From: Manikanta Maddireddy To: , , , CC: , , , , , , , , , , , Manikanta Maddireddy Subject: [PATCH V3 2/7] PCI: Export pci_find_host_bridge() Date: Fri, 1 Dec 2017 14:50:02 +0530 Message-ID: <1512120007-28088-3-git-send-email-mmaddireddy@nvidia.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1512120007-28088-1-git-send-email-mmaddireddy@nvidia.com> References: <1512120007-28088-1-git-send-email-mmaddireddy@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org PCI subsystem pass pci_bus pointer to pci_ops callback functions, Tegra host driver use pci_find_host_bridge() to get pci_host_bridge from pci_bus. Export pci_find_host_bridge() to allow Tegra PCIe driver to be compiled as loadable kernel module. Signed-off-by: Manikanta Maddireddy --- V2: * commit message update V3: * EXPORT_SYMBOL is changed to EXPORT_SYMBOL_GPL drivers/pci/host-bridge.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c index add66236215c..b8c0fcde9bd7 100644 --- a/drivers/pci/host-bridge.c +++ b/drivers/pci/host-bridge.c @@ -22,6 +22,7 @@ struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus) return to_pci_host_bridge(root_bus->bridge); } +EXPORT_SYMBOL_GPL(pci_find_host_bridge); struct device *pci_get_host_bridge_device(struct pci_dev *dev) {