The firmware starts sending nulldata frames for keepalive immediately
after association, regardless of power management state. The driver
thus needs to configure keep alive period unconditionally.
Signed-off-by: NAlexander Bondar <alexander.bondar@intel.com>
Reviewed-by: NEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>