RES_EQ_RESERVED
ret->com.state = RES_EQ_RESERVED;
case RES_EQ_RESERVED:
if (r->com.state != RES_EQ_RESERVED)
err = eq_res_start_move_to(dev, slave, res_id, RES_EQ_RESERVED, &eq);
case RES_EQ_RESERVED:
state = RES_EQ_RESERVED;