[PATCH V9 02/11] PCI: Add pcibios_bus_add_device() weak function

[Wei Yang <weiyang@linux.vnet.ibm.com>]

This patch adds a weak function pcibios_bus_add_device() for arch dependent
code could do proper setup. For example, powerpc could setup EEH related
resources.

Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
---
 drivers/pci/bus.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 6fbd3f2..b7e30a7 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -267,6 +267,7 @@ bool pci_bus_clip_resource(struct pci_dev *dev, int idx)
 
 void __weak pcibios_resource_survey_bus(struct pci_bus *bus) { }
 
+void __weak pcibios_bus_add_device(struct pci_dev *dev) { }
 /**
  * pci_bus_add_device - start driver for a single device
  * @dev: device to add
@@ -277,6 +278,8 @@ void pci_bus_add_device(struct pci_dev *dev)
 {
 	int retval;
 
+	pcibios_bus_add_device(dev);
+
 	/*
 	 * Can not put in pci_device_add yet because resources
 	 * are not assigned yet for some devices.
-- 
1.7.9.5