From patchwork Sun Sep 2 21:56:00 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yinghai Lu X-Patchwork-Id: 1397801 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 28C17DF283 for ; Sun, 2 Sep 2012 21:58:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755704Ab2IBV6A (ORCPT ); Sun, 2 Sep 2012 17:58:00 -0400 Received: from rcsinet15.oracle.com ([148.87.113.117]:40059 "EHLO rcsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755930Ab2IBV4T (ORCPT ); Sun, 2 Sep 2012 17:56:19 -0400 Received: from acsinet22.oracle.com (acsinet22.oracle.com [141.146.126.238]) by rcsinet15.oracle.com (Sentrion-MTA-4.2.2/Sentrion-MTA-4.2.2) with ESMTP id q82LuAx7030261 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 2 Sep 2012 21:56:11 GMT Received: from acsmt356.oracle.com (acsmt356.oracle.com [141.146.40.156]) by acsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id q82Lu9G3015285 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 2 Sep 2012 21:56:10 GMT Received: from abhmt107.oracle.com (abhmt107.oracle.com [141.146.116.59]) by acsmt356.oracle.com (8.12.11.20060308/8.12.11) with ESMTP id q82Lu9LR001584; Sun, 2 Sep 2012 16:56:09 -0500 Received: from linux-siqj.site (/75.55.221.75) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 02 Sep 2012 14:56:09 -0700 From: Yinghai Lu To: Bjorn Helgaas , Taku Izumi , Jiang Liu , x86 Cc: Andrew Morton , Linus Torvalds , Greg Kroah-Hartman , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu Subject: [PATCH part5 2/7] ACPI, PCI: Notify acpi_pci_drivers when hot-plugging PCI root bridges Date: Sun, 2 Sep 2012 14:56:00 -0700 Message-Id: <1346622965-30937-3-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1346622965-30937-1-git-send-email-yinghai@kernel.org> References: <1346622965-30937-1-git-send-email-yinghai@kernel.org> X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Jiang Liu When hot-plugging PCI root bridge, acpi_pci_drivers' add()/remove() methods should be invoked to notify registered drivers. -v2: Move add calling to acpi_pci_root_start by Yinghai Signed-off-by: Jiang Liu Signed-off-by: Yinghai Lu --- drivers/acpi/pci_root.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 2aec08d..9ba516b 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -626,14 +626,25 @@ end: static int acpi_pci_root_start(struct acpi_device *device) { struct acpi_pci_root *root = acpi_driver_data(device); + struct acpi_pci_driver *driver; + + list_for_each_entry(driver, &acpi_pci_drivers, node) + if (driver->add) + driver->add(device->handle); pci_bus_add_devices(root->bus); + return 0; } static int acpi_pci_root_remove(struct acpi_device *device, int type) { struct acpi_pci_root *root = acpi_driver_data(device); + struct acpi_pci_driver *driver; + + list_for_each_entry(driver, &acpi_pci_drivers, node) + if (driver->remove) + driver->remove(root->device->handle); /* that root bus could be removed already */ if (!pci_find_bus(root->segment, root->secondary.start)) {