dm: pci: Break out the common region display code

Each region is displayed in almost the same way. Break out this common code
into its own function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Stephen Warren <swarren@nvidia.com>

drivers/pci/pci_auto_common.c

@@ -62,6 +62,17 @@ int pciauto_region_allocate(struct pci_region *res, pci_size_t size,
 	return -1;
 }
 
+static void pciauto_show_region(const char *name, struct pci_region *region)
+{
+	pciauto_region_init(region);
+	debug("PCI Autoconfig: Bus %s region: [%llx-%llx],\n"
+	      "\t\tPhysical Memory [%llx-%llxx]\n", name,
+	      (unsigned long long)region->bus_start,
+	      (unsigned long long)(region->bus_start + region->size - 1),
+	      (unsigned long long)region->phys_start,
+	      (unsigned long long)(region->phys_start + region->size - 1));
+}
+
 void pciauto_config_init(struct pci_controller *hose)
 {
 	int i;
@@ -91,38 +102,10 @@ void pciauto_config_init(struct pci_controller *hose)
 	}
 
 
-	if (hose->pci_mem) {
-		pciauto_region_init(hose->pci_mem);
-
-		debug("PCI Autoconfig: Bus Memory region: [0x%llx-0x%llx],\n"
-		       "\t\tPhysical Memory [%llx-%llxx]\n",
-		    (u64)hose->pci_mem->bus_start,
-		    (u64)(hose->pci_mem->bus_start + hose->pci_mem->size - 1),
-		    (u64)hose->pci_mem->phys_start,
-		    (u64)(hose->pci_mem->phys_start + hose->pci_mem->size - 1));
-	}
-
-	if (hose->pci_prefetch) {
-		pciauto_region_init(hose->pci_prefetch);
-
-		debug("PCI Autoconfig: Bus Prefetchable Mem: [0x%llx-0x%llx],\n"
-		       "\t\tPhysical Memory [%llx-%llx]\n",
-		    (u64)hose->pci_prefetch->bus_start,
-		    (u64)(hose->pci_prefetch->bus_start +
-			    hose->pci_prefetch->size - 1),
-		    (u64)hose->pci_prefetch->phys_start,
-		    (u64)(hose->pci_prefetch->phys_start +
-			    hose->pci_prefetch->size - 1));
-	}
-
-	if (hose->pci_io) {
-		pciauto_region_init(hose->pci_io);
-
-		debug("PCI Autoconfig: Bus I/O region: [0x%llx-0x%llx],\n"
-		       "\t\tPhysical Memory: [%llx-%llx]\n",
-		    (u64)hose->pci_io->bus_start,
-		    (u64)(hose->pci_io->bus_start + hose->pci_io->size - 1),
-		    (u64)hose->pci_io->phys_start,
-		    (u64)(hose->pci_io->phys_start + hose->pci_io->size - 1));
-	}
+	if (hose->pci_mem)
+		pciauto_show_region("Memory", hose->pci_mem);
+	if (hose->pci_prefetch)
+		pciauto_show_region("Prefetchable Mem", hose->pci_prefetch);
+	if (hose->pci_io)
+		pciauto_show_region("I/O", hose->pci_io);
 }