x86/PCI: Implement pcibios_{add|remove}_bus() hooks

Implement pcibios_{add|remove}_bus() hooks for x86 platforms.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Toshi Kani <toshi.kani@hp.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Myron Stowe <myron.stowe@redhat.com>

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 901177d75ff5e36663b3083ba7f7eb77ab4a86c8..305c68b8d53825fbda7f635de0ae4c1af43fe03b 100644 (file)
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -6,6 +6,7 @@
 
 #include <linux/sched.h>
 #include <linux/pci.h>
+#include <linux/pci-acpi.h>
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/dmi.h>
@@ -170,6 +171,16 @@ void pcibios_fixup_bus(struct pci_bus *b)
                pcibios_fixup_device_resources(dev);
 }
 
+void pcibios_add_bus(struct pci_bus *bus)
+{
+       acpi_pci_add_bus(bus);
+}
+
+void pcibios_remove_bus(struct pci_bus *bus)
+{
+       acpi_pci_remove_bus(bus);
+}
+
 /*
  * Only use DMI information to set this if nothing was passed
  * on the kernel command line (which was parsed earlier).