Make sure our primary_disabled matches our expectations after driver
init.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70270Tested-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Tested-by: Nshui yangwei <yangweix.shui@intel.com>
Reviewed-by: NJani Nikula <jani.nikula@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>