APM_SYS_STANDBY
if (sc->power_state != APM_SYS_STANDBY) {
case APM_SYS_STANDBY:
case APM_SYS_STANDBY:
APM_SYS_STANDBY);
APM_SYS_STANDBY);
if (sc->power_state != APM_SYS_STANDBY) {
case APM_SYS_STANDBY:
sc->power_state = APM_SYS_STANDBY;