ieee1394: Consolidate driver registering

This patch consolidates some bookkeeping for driver registering. It
closely models what pci_register_driver() does. The main addition is
that the owner of the driver is set, so we get a proper symlink
for /sys/bus/ieee1394/driver/*/module.

Also moves setting of name and bus type into nodemgr. Because of this,
we can remove the EXPORT_SYMBOL for ieee1394_bus_type, since it's now
only used in ieee1394.ko.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index ab70598..ffcd9e4 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -259,12 +259,10 @@
 static int sbp2_update(struct unit_directory *);
 
 static struct hpsb_protocol_driver sbp2_driver = {
-	.name		= "SBP2 Driver",
+	.name		= SBP2_DEVICE_NAME,
 	.id_table	= sbp2_id_table,
 	.update		= sbp2_update,
 	.driver		= {
-		.name		= SBP2_DEVICE_NAME,
-		.bus		= &ieee1394_bus_type,
 		.probe		= sbp2_probe,
 		.remove		= sbp2_remove,
 	},