EXTCON_PROP_CHG_MAX
case EXTCON_PROP_CHG_MIN ... EXTCON_PROP_CHG_MAX:
case EXTCON_PROP_CHG_MIN ... EXTCON_PROP_CHG_MAX:
case EXTCON_PROP_CHG_MIN ... EXTCON_PROP_CHG_MAX:
#define EXTCON_PROP_CHG_CNT (EXTCON_PROP_CHG_MAX - EXTCON_PROP_CHG_MIN + 1)