[PATCH 19/21] tile/PCI: Use pci_scan_root_bus instead pci_scan_bus

[Yinghai Lu <yinghai@kernel.org>]

It will update busn_res accordingly, so we get that for last_busno.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Chris Metcalf <cmetcalf@tilera.com>
---
 arch/tile/kernel/pci.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/arch/tile/kernel/pci.c b/arch/tile/kernel/pci.c
index 7aa2743..4a951b87 100644
--- a/arch/tile/kernel/pci.c
+++ b/arch/tile/kernel/pci.c
@@ -310,6 +310,7 @@ int __devinit pcibios_init(void)
 		if (pci_scan_flags[i] == 0 && controllers[i].ops != NULL) {
 			struct pci_controller *controller = &controllers[i];
 			struct pci_bus *bus;
+			LIST_HEAD(resources);
 
 			if (tile_init_irqs(i, controller)) {
 				pr_err("PCI: Could not initialize IRQs\n");
@@ -327,7 +328,9 @@ int __devinit pcibios_init(void)
 			 * This is inlined in linux/pci.h and calls into
 			 * pci_scan_bus_parented() in probe.c.
 			 */
-			bus = pci_scan_bus(0, controller->ops, controller);
+			pci_add_resource(&resources, &ioport_resource);
+			pci_add_resource(&resources, &iomem_resource);
+			bus = pci_scan_root_bus(NULL, 0, controller->ops, controller, &resources);
 			controller->root_bus = bus;
 			controller->last_busno = bus->busn_res.end;
 		}
-- 
1.7.7