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path: root/drivers/pci/probe.c
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Diffstat (limited to 'drivers/pci/probe.c')
-rw-r--r--drivers/pci/probe.c56
1 files changed, 37 insertions, 19 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index b9c9b03919d..26a55d08b50 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