Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
OPAL handles HW access to the various ICS or equivalent chips for us (with the exception of p5ioc2 based HEA which uses a different backend) similarily to what RTAS does on pSeries. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>