1 files changed, 19 insertions, 2 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index f991359f0c36..4a55bf380957 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -842,11 +842,14 @@ static void set_pcie_port_type(struct pci_dev *pdev)
  * reading the dword at 0x100 which must either be 0 or a valid extended
  * capability header.
  */
-int pci_cfg_space_size(struct pci_dev *dev)
+int pci_cfg_space_size_ext(struct pci_dev *dev, unsigned check_exp_pcix)
 {
         int pos;
         u32 status;
 
+        if (!check_exp_pcix)
+                goto skip;
+
         pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
         if (!pos) {
                 pos = pci_find_capability(dev, PCI_CAP_ID_PCIX);
@@ -858,6 +861,7 @@ int pci_cfg_space_size(struct pci_dev *dev)
                         goto fail;
         }
 
+ skip:
         if (pci_read_config_dword(dev, 256, &status) != PCIBIOS_SUCCESSFUL)
                 goto fail;
         if (status == 0xffffffff)
@@ -869,6 +873,11 @@ int pci_cfg_space_size(struct pci_dev *dev)
         return PCI_CFG_SPACE_SIZE;
 }
 
+int pci_cfg_space_size(struct pci_dev *dev)
+{
+        return pci_cfg_space_size_ext(dev, 1);
+}
+
 static void pci_release_bus_bridge_dev(struct device *dev)
 {
         kfree(dev);
@@ -964,7 +973,6 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
         dev->dev.release = pci_release_dev;
         pci_dev_get(dev);
 
-        set_dev_node(&dev->dev, pcibus_to_node(bus));
         dev->dev.dma_mask = &dev->dma_mask;
         dev->dev.dma_parms = &dev->dma_parms;
         dev->dev.coherent_dma_mask = 0xffffffffull;
@@ -1080,6 +1088,10 @@ unsigned int __devinit pci_scan_child_bus(struct pci_bus *bus)
         return max;
 }
 
+void __attribute__((weak)) set_pci_bus_resources_arch_default(struct pci_bus *b)
+{
+}
+
 struct pci_bus * pci_create_bus(struct device *parent,
                 int bus, struct pci_ops *ops, void *sysdata)
 {
@@ -1119,6 +1131,9 @@ struct pci_bus * pci_create_bus(struct device *parent,
                 goto dev_reg_err;
         b->bridge = get_device(dev);
 
+        if (!parent)
+                set_dev_node(b->bridge, pcibus_to_node(b));
+
         b->dev.class = &pcibus_class;
         b->dev.parent = b->bridge;
         sprintf(b->dev.bus_id, "%04x:%02x", pci_domain_nr(b), bus);
@@ -1136,6 +1151,8 @@ struct pci_bus * pci_create_bus(struct device *parent,
         b->resource[0] = &ioport_resource;
         b->resource[1] = &iomem_resource;
 
+        set_pci_bus_resources_arch_default(b);
+
         return b;
 
 dev_create_file_err: