PCI: add acpi_find_root_bridge_handle
Consolidate finding of a root bridge and getting its handle to the one
inline function. It's cut & pasted on multiple places. Use this new
inline in those.
Cc: kristen.c.accardi@intel.com
Acked-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c
index bd83197..e17ef54 100644
--- a/drivers/pci/hotplug/acpi_pcihp.c
+++ b/drivers/pci/hotplug/acpi_pcihp.c
@@ -404,10 +404,7 @@
* OSHP within the scope of the hotplug controller and its parents,
* upto the host bridge under which this controller exists.
*/
- while (pdev->bus->self)
- pdev = pdev->bus->self;
- handle = acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus),
- pdev->bus->number);
+ handle = acpi_find_root_bridge_handle(pdev);
if (handle) {
acpi_get_name(handle, ACPI_FULL_PATHNAME, &string);
dbg("Trying to get hotplug control for %s\n",