ITG3200_REG_DLPF
ret = itg3200_read_reg_8(indio_dev, ITG3200_REG_DLPF, ®val);
ret = itg3200_read_reg_8(indio_dev, ITG3200_REG_DLPF, &t);
ret = itg3200_read_reg_8(indio_dev, ITG3200_REG_DLPF, &val);
return itg3200_write_reg_8(indio_dev, ITG3200_REG_DLPF, val);