4 files changed, 18 insertions, 22 deletions

diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 0ac7aa346c69..344af823c3c4 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -339,8 +339,7 @@ struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node)
  */
 static int pci_read_irq_line(struct pci_dev *pci_dev)
 {
-	struct of_phandle_args oirq;
-	unsigned int virq;
+	unsigned int virq = 0;
 
 	pr_debug("PCI: Try to map irq for %s...\n", pci_name(pci_dev));
 
@@ -348,7 +347,7 @@ static int pci_read_irq_line(struct pci_dev *pci_dev)
 	memset(&oirq, 0xff, sizeof(oirq));
 #endif
 	/* Try to get a mapping from the device-tree */
-	if (of_irq_parse_pci(pci_dev, &oirq)) {
+	if (!of_irq_parse_and_map_pci(pci_dev, 0, 0)) {
 		u8 line, pin;
 
 		/* If that fails, lets fallback to what is in the config
@@ -372,11 +371,6 @@ static int pci_read_irq_line(struct pci_dev *pci_dev)
 		virq = irq_create_mapping(NULL, line);
 		if (virq)
 			irq_set_irq_type(virq, IRQ_TYPE_LEVEL_LOW);
-	} else {
-		pr_debug(" Got one, spec %d cells (0x%08x 0x%08x...) on %pOF\n",
-			 oirq.args_count, oirq.args[0], oirq.args[1], oirq.np);
-
-		virq = irq_create_of_mapping(&oirq);
 	}
 
 	if (!virq) {
diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c
index 2d71269e7dc1..cf47b1aec4c2 100644
--- a/arch/powerpc/kernel/pci-hotplug.c
+++ b/arch/powerpc/kernel/pci-hotplug.c
@@ -104,7 +104,7 @@ EXPORT_SYMBOL_GPL(pci_hp_remove_devices);
  */
 void pci_hp_add_devices(struct pci_bus *bus)
 {
-	int slotno, mode, pass, max;
+	int slotno, mode, max;
 	struct pci_dev *dev;
 	struct pci_controller *phb;
 	struct device_node *dn = pci_bus_to_OF_node(bus);
@@ -133,13 +133,17 @@ void pci_hp_add_devices(struct pci_bus *bus)
 		pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
 		pcibios_setup_bus_devices(bus);
 		max = bus->busn_res.start;
-		for (pass = 0; pass < 2; pass++) {
-			list_for_each_entry(dev, &bus->devices, bus_list) {
-				if (pci_is_bridge(dev))
-					max = pci_scan_bridge(bus, dev,
-							      max, pass);
-			}
-		}
+		/*
+		 * Scan bridges that are already configured. We don't touch
+		 * them unless they are misconfigured (which will be done in
+		 * the second scan below).
+		 */
+		for_each_pci_bridge(dev, bus)
+			max = pci_scan_bridge(bus, dev, max, 0);
+
+		/* Scan bridges that need to be reconfigured */
+		for_each_pci_bridge(dev, bus)
+			max = pci_scan_bridge(bus, dev, max, 1);
 	}
 	pcibios_finish_adding_to_bus(bus);
 }
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 1d817f4d97d9..85ad2f78b889 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -96,7 +96,8 @@ make_one_node_map(struct device_node* node, u8 pci_bus)
 		reg = of_get_property(node, "reg", NULL);
 		if (!reg)
 			continue;
-		dev = pci_get_bus_and_slot(pci_bus, ((reg[0] >> 8) & 0xff));
+		dev = pci_get_domain_bus_and_slot(0, pci_bus,
+						  ((reg[0] >> 8) & 0xff));
 		if (!dev || !dev->subordinate) {
 			pci_dev_put(dev);
 			continue;
diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c
index 0d790f8432d2..8bdaa2a6fa62 100644
--- a/arch/powerpc/kernel/pci_of_scan.c
+++ b/arch/powerpc/kernel/pci_of_scan.c
@@ -369,11 +369,8 @@ static void __of_scan_bus(struct device_node *node, struct pci_bus *bus,
 	pcibios_setup_bus_devices(bus);
 
 	/* Now scan child busses */
-	list_for_each_entry(dev, &bus->devices, bus_list) {
-		if (pci_is_bridge(dev)) {
-			of_scan_pci_bridge(dev);
-		}
-	}
+	for_each_pci_bridge(dev, bus)
+		of_scan_pci_bridge(dev);
 }
 
 /**