From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752629Ab3ATX4B (ORCPT ); Sun, 20 Jan 2013 18:56:01 -0500 Received: from hydra.sisk.pl ([212.160.235.94]:47867 "EHLO hydra.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752206Ab3ATXz7 (ORCPT ); Sun, 20 Jan 2013 18:55:59 -0500 From: "Rafael J. Wysocki" To: Jiang Liu Cc: Bjorn Helgaas , Jiang Liu , Yinghai Lu , Kenji Kaneshige , Yijing Wang , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Greg Kroah-Hartman , ACPI Devel Maling List , Toshi Kani , Myron Stowe Subject: Re: [RFC PATCH v5 4/8] ACPI, PCI: avoid building pci_slot as module Date: Mon, 21 Jan 2013 01:01:58 +0100 Message-ID: <3500982.MUDp6kKU3R@vostro.rjw.lan> User-Agent: KMail/4.9.5 (Linux/3.8.0-rc4; KDE/4.9.5; x86_64; ; ) In-Reply-To: <1358525267-14268-5-git-send-email-jiang.liu@huawei.com> References: <1358525267-14268-1-git-send-email-jiang.liu@huawei.com> <1358525267-14268-5-git-send-email-jiang.liu@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Saturday, January 19, 2013 12:07:42 AM Jiang Liu wrote: > As discussed in thread at https://patchwork.kernel.org/patch/1946851/, > there's no value in supporting CONFIG_ACPI_PCI_SLOT=m any more. > So change Kconfig and code to only support building pci_slot as > built-in driver. > > Signed-off-by: Jiang Liu Acked-by: Rafael J. Wysocki > --- > drivers/acpi/Kconfig | 5 +---- > drivers/acpi/internal.h | 5 +++++ > drivers/acpi/pci_slot.c | 13 +------------ > drivers/acpi/scan.c | 1 + > 4 files changed, 8 insertions(+), 16 deletions(-) > > diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig > index 0300bf6..7efd0d0 100644 > --- a/drivers/acpi/Kconfig > +++ b/drivers/acpi/Kconfig > @@ -299,7 +299,7 @@ config ACPI_DEBUG_FUNC_TRACE > is about half of the penalty and is rarely useful. > > config ACPI_PCI_SLOT > - tristate "PCI slot detection driver" > + bool "PCI slot detection driver" > depends on SYSFS > default n > help > @@ -308,9 +308,6 @@ config ACPI_PCI_SLOT > i.e., segment/bus/device/function tuples, with physical slots in > the system. If you are unsure, say N. > > - To compile this driver as a module, choose M here: > - the module will be called pci_slot. > - > config X86_PM_TIMER > bool "Power Management Timer Support" if EXPERT > depends on X86 > diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h > index e050254..7374cfc 100644 > --- a/drivers/acpi/internal.h > +++ b/drivers/acpi/internal.h > @@ -67,6 +67,11 @@ struct acpi_ec { > > extern struct acpi_ec *first_ec; > > +#ifdef CONFIG_ACPI_PCI_SLOT > +void acpi_pci_slot_init(void); > +#else > +static inline void acpi_pci_slot_init(void) { } > +#endif > int acpi_pci_root_init(void); > int acpi_ec_init(void); > int acpi_ec_ecdt_probe(void); > diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c > index d22585f..a7d7e77 100644 > --- a/drivers/acpi/pci_slot.c > +++ b/drivers/acpi/pci_slot.c > @@ -330,19 +330,8 @@ static struct dmi_system_id acpi_pci_slot_dmi_table[] __initdata = { > {} > }; > > -static int __init > -acpi_pci_slot_init(void) > +void __init acpi_pci_slot_init(void) > { > dmi_check_system(acpi_pci_slot_dmi_table); > acpi_pci_register_driver(&acpi_pci_slot_driver); > - return 0; > } > - > -static void __exit > -acpi_pci_slot_exit(void) > -{ > - acpi_pci_unregister_driver(&acpi_pci_slot_driver); > -} > - > -module_init(acpi_pci_slot_init); > -module_exit(acpi_pci_slot_exit); > diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c > index f8a0d0f..cb964ac 100644 > --- a/drivers/acpi/scan.c > +++ b/drivers/acpi/scan.c > @@ -1732,6 +1732,7 @@ int __init acpi_scan_init(void) > > acpi_power_init(); > acpi_pci_root_init(); > + acpi_pci_slot_init(); > > /* > * Enumerate devices in the ACPI namespace. > -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.