diff options
Diffstat (limited to 'drivers/acpi/pci_root.c')
| -rw-r--r-- | drivers/acpi/pci_root.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index a860efa2c56..1f06229040a 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -117,6 +117,19 @@ void acpi_pci_unregister_driver(struct acpi_pci_driver *driver) EXPORT_SYMBOL(acpi_pci_unregister_driver); +acpi_handle acpi_get_pci_rootbridge_handle(unsigned int seg, unsigned int bus) +{ + struct acpi_pci_root *tmp; + + list_for_each_entry(tmp, &acpi_pci_roots, node) { + if ((tmp->id.segment == (u16) seg) && (tmp->id.bus == (u16) bus)) + return tmp->device->handle; + } + return NULL; +} + +EXPORT_SYMBOL_GPL(acpi_get_pci_rootbridge_handle); + static acpi_status get_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) { |