From patchwork Fri Dec 7 06:25:48 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Myron Stowe X-Patchwork-Id: 204400 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 400472C00C6 for ; Fri, 7 Dec 2012 17:27:43 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946075Ab2LGGZw (ORCPT ); Fri, 7 Dec 2012 01:25:52 -0500 Received: from mx1.redhat.com ([209.132.183.28]:47326 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946003Ab2LGGZv (ORCPT ); Fri, 7 Dec 2012 01:25:51 -0500 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id qB76PmV7024479 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 7 Dec 2012 01:25:49 -0500 Received: from amt.stowe ([10.3.113.3]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id qB76PmSH028920; Fri, 7 Dec 2012 01:25:48 -0500 From: Myron Stowe Subject: [PATCH 09/15] PCI/acpiphp: Add "acpiphp" functionality statically within "pci_root" To: bhelgaas@google.com Cc: linux-pci@vger.kernel.org, yinghai@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Date: Thu, 06 Dec 2012 23:25:48 -0700 Message-ID: <20121207062548.11051.29535.stgit@amt.stowe> In-Reply-To: <20121207062454.11051.12739.stgit@amt.stowe> References: <20121207062454.11051.12739.stgit@amt.stowe> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org With the "ACPI Hot Plug PCI Controller Driver ("acpiphp")" conversion in place - being statically built-in to the kernel and no longer capable of being a kernel module - remove the use of acpi_pci_[un]register_driver() and add its functionality from directly within the "pci_root" driver. Signed-off-by: Myron Stowe --- drivers/acpi/pci_root.c | 2 ++ drivers/pci/hotplug/acpiphp.h | 3 --- drivers/pci/hotplug/acpiphp_core.c | 23 ----------------------- drivers/pci/hotplug/acpiphp_glue.c | 5 ----- include/linux/pci-acpi.h | 8 ++++++++ 5 files changed, 10 insertions(+), 31 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index bce469c..d890322 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -648,6 +648,7 @@ static int acpi_pci_root_start(struct acpi_device *device) list_for_each_entry(driver, &acpi_pci_drivers, node) if (driver->add) driver->add(root); + acpiphp_add_bridge(root); mutex_unlock(&acpi_pci_root_lock); pci_bus_add_devices(root->bus); @@ -664,6 +665,7 @@ static int acpi_pci_root_remove(struct acpi_device *device, int type) list_for_each_entry(driver, &acpi_pci_drivers, node) if (driver->remove) driver->remove(root); + acpiphp_remove_bridge(root); device_set_run_wake(root->bus->bridge, false); pci_acpi_remove_bus_pm_notifier(device); diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index bf62ac8..13428c9 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h @@ -191,9 +191,6 @@ extern int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot); extern void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot); /* acpiphp_glue.c */ -extern struct acpi_pci_driver acpi_pci_hp_driver; -extern int acpiphp_add_bridge(struct acpi_pci_root *root); -extern void acpiphp_remove_bridge(struct acpi_pci_root *root); typedef int (*acpiphp_callback)(struct acpiphp_slot *slot, void *data); extern int acpiphp_enable_slot(struct acpiphp_slot *slot); diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index 5536b42..fb97e8b 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c @@ -349,26 +349,3 @@ void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *acpiphp_slot) if (retval) err("pci_hp_deregister failed with error %d\n", retval); } - - -static int __init acpiphp_init(void) -{ - info(DRIVER_DESC " version: " DRIVER_VERSION "\n"); - - if (!acpi_pci_disabled) - /* initialize internal data structure etc. */ - acpi_pci_register_driver(&acpi_pci_hp_driver); - - return 0; -} - - -static void __exit acpiphp_exit(void) -{ - if (!acpi_pci_disabled) - /* deallocate internal data structures etc. */ - acpi_pci_unregister_driver(&acpi_pci_hp_driver); -} - -module_init(acpiphp_init); -module_exit(acpiphp_exit); diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 3d5d7da..a4218cb 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -1407,11 +1407,6 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type, _handle_hotplug_event_func); } -struct acpi_pci_driver acpi_pci_hp_driver = { - .add = acpiphp_add_bridge, - .remove = acpiphp_remove_bridge, -}; - /** * acpiphp_enable_slot - power on slot * @slot: ACPI PHP slot diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index 9a22b5e..3197070 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -49,4 +49,12 @@ extern bool aer_acpi_firmware_first(void); static inline bool aer_acpi_firmware_first(void) { return false; } #endif +#ifdef CONFIG_HOTPLUG_PCI_ACPI +extern int acpiphp_add_bridge(struct acpi_pci_root *root); +extern void acpiphp_remove_bridge(struct acpi_pci_root *root); +#else /* !CONFIG_HOTPLUG_PCI_ACPI */ +static inline int acpiphp_add_bridge(struct acpi_pci_root *) { return 0; } +static inline void acpiphp_remove_bridge(struct acpi_pci_root *) { } +#endif /* !CONFIG_HOTPLUG_PCI_ACPI */ + #endif /* _PCI_ACPI_H_ */