From: Anton Blanchard <anton@samba.org>

Implement eeh_add_device_early and eeh_add_device_late, required for
the ppc64 PCI hotplug code.
Signed-off-by: Linas Vepstas <linas@us.ibm.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>