Mark as much as possible functions as __devinit to free them after driver
initialization (if no hotplug).

Cc: <R.E.Wolff@BitWizard.nl>
Signed-off-by: NJiri Slaby <jirislaby@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>