This fixes suspend/resume problem with the driver caused by the
fact that ACPI _DIS method would completely power off the SP3
module leaving the output lines (including IRQ lines) in an
undefined state. This could cause spurious interrupts and requires
reinitializing hardware from scratch during resume.

This fixes:

	http://bugzilla.kernel.org/show_bug.cgi?id=15257Signed-off-by: David Härdeman <david@hardeman.nu>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>