cxd2880_dvbt2_guard
enum cxd2880_dvbt2_guard gi;
enum cxd2880_dvbt2_guard gi;
l1_pre->gi = (enum cxd2880_dvbt2_guard)(data[5] & 0x07);
ofdm->gi = (enum cxd2880_dvbt2_guard)((data[1] & 0x70) >> 4);