We treat SSKPD as a 64 bit register. Add the support macros to define/extract bits in such registers. v2: Fix 32bit builds Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220211182045.23555-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula <jani.nikula@intel.com>