[POWERPC] Replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index 2f50bb5..9971159 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -183,7 +183,7 @@
 		ret = ibmebus_create_device(child);
 		if (ret) {
 			printk(KERN_ERR "%s: failed to create device (%i)",
-			       __FUNCTION__, ret);
+			       __func__, ret);
 			of_node_put(child);
 			break;
 		}
@@ -269,7 +269,7 @@
 	if (bus_find_device(&ibmebus_bus_type, NULL, path,
 			    ibmebus_match_path)) {
 		printk(KERN_WARNING "%s: %s has already been probed\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 		rc = -EEXIST;
 		goto out;
 	}
@@ -279,7 +279,7 @@
 		of_node_put(dn);
 	} else {
 		printk(KERN_WARNING "%s: no such device node: %s\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 		rc = -ENODEV;
 	}
 
@@ -308,7 +308,7 @@
 		return count;
 	} else {
 		printk(KERN_WARNING "%s: %s not on the bus\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 
 		kfree(path);
 		return -ENODEV;
@@ -337,14 +337,14 @@
 	err = of_bus_type_init(&ibmebus_bus_type, "ibmebus");
 	if (err) {
 		printk(KERN_ERR "%s: failed to register IBM eBus.\n",
-		       __FUNCTION__);
+		       __func__);
 		return err;
 	}
 
 	err = device_register(&ibmebus_bus_device);
 	if (err) {
 		printk(KERN_WARNING "%s: device_register returned %i\n",
-		       __FUNCTION__, err);
+		       __func__, err);
 		bus_unregister(&ibmebus_bus_type);
 
 		return err;