__req_field
#define __req_field(field) .field = cpu_to_le32(pulse->field)
#undef __req_field
#define __req_field(field) .field = cpu_to_le32(pulse->field)
#undef __req_field
#define __req_field(field) .field = cpu_to_le32(pulse->field)
#undef __req_field