1 files changed, 37 insertions, 19 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index b9c9b03919d4..26a55d08b506 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -72,11 +72,13 @@ void pci_remove_legacy_files(struct pci_bus *bus) { return; }
 /*
  * PCI Bus Class Devices
  */
-static ssize_t pci_bus_show_cpuaffinity(struct class_device *class_dev, char *buf)
+static ssize_t pci_bus_show_cpuaffinity(struct class_device *class_dev,
+                                        char *buf)
 {
-        cpumask_t cpumask = pcibus_to_cpumask(to_pci_bus(class_dev));
         int ret;
+        cpumask_t cpumask;
 
+        cpumask = pcibus_to_cpumask(to_pci_bus(class_dev));
         ret = cpumask_scnprintf(buf, PAGE_SIZE, cpumask);
         if (ret < PAGE_SIZE)
                 buf[ret++] = '\n';
@@ -753,27 +755,19 @@ pci_scan_device(struct pci_bus *bus, int devfn)
                 kfree(dev);
                 return NULL;
         }
-        device_initialize(&dev->dev);
-        dev->dev.release = pci_release_dev;
-        pci_dev_get(dev);
-
-        dev->dev.dma_mask = &dev->dma_mask;
-        dev->dev.coherent_dma_mask = 0xffffffffull;
 
         return dev;
 }
 
-struct pci_dev * __devinit
-pci_scan_single_device(struct pci_bus *bus, int devfn)
+void __devinit pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
 {
-        struct pci_dev *dev;
+        device_initialize(&dev->dev);
+        dev->dev.release = pci_release_dev;
+        pci_dev_get(dev);
 
-        dev = pci_scan_device(bus, devfn);
-        pci_scan_msi_device(dev);
+        dev->dev.dma_mask = &dev->dma_mask;
+        dev->dev.coherent_dma_mask = 0xffffffffull;
 
-        if (!dev)
-                return NULL;
-        
         /* Fix up broken headers */
         pci_fixup_device(pci_fixup_header, dev);
 
@@ -785,6 +779,19 @@ pci_scan_single_device(struct pci_bus *bus, int devfn)
         spin_lock(&pci_bus_lock);
         list_add_tail(&dev->bus_list, &bus->devices);
         spin_unlock(&pci_bus_lock);
+}
+
+struct pci_dev * __devinit
+pci_scan_single_device(struct pci_bus *bus, int devfn)
+{
+        struct pci_dev *dev;
+
+        dev = pci_scan_device(bus, devfn);
+        if (!dev)
+                return NULL;
+
+        pci_device_add(dev, bus);
+        pci_scan_msi_device(dev);
 
         return dev;
 }
@@ -881,7 +888,8 @@ unsigned int __devinit pci_do_scan_bus(struct pci_bus *bus)
         return max;
 }
 
-struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent, int bus, struct pci_ops *ops, void *sysdata)
+struct pci_bus * __devinit pci_create_bus(struct device *parent,
+                int bus, struct pci_ops *ops, void *sysdata)
 {
         int error;
         struct pci_bus *b;
@@ -938,8 +946,6 @@ struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent, int bus,
         b->resource[0] = &ioport_resource;
         b->resource[1] = &iomem_resource;
 
-        b->subordinate = pci_scan_child_bus(b);
-
         return b;
 
 sys_create_link_err:
@@ -957,6 +963,18 @@ err_out:
         kfree(b);
         return NULL;
 }
+EXPORT_SYMBOL_GPL(pci_create_bus);
+
+struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent,
+                int bus, struct pci_ops *ops, void *sysdata)
+{
+        struct pci_bus *b;
+
+        b = pci_create_bus(parent, bus, ops, sysdata);
+        if (b)
+                b->subordinate = pci_scan_child_bus(b);
+        return b;
+}
 EXPORT_SYMBOL(pci_scan_bus_parented);
 
 #ifdef CONFIG_HOTPLUG