p[3].cmd = DTV_MODULATION, p[3].u.data = modulation;
p[4].cmd = DTV_SYMBOL_RATE, p[4].u.data = parm_u_qpsk_symbol_rate;
p[5].cmd = DTV_INNER_FEC, p[5].u.data = parm_u_qpsk_fec_inner;
p[6].cmd = DTV_INVERSION, p[6].u.data = parm_inversion;
p[3].cmd = DTV_MODULATION, p[3].u.data = modulation;
p[4].cmd = DTV_SYMBOL_RATE, p[4].u.data = parm_u_qpsk_symbol_rate;
p[5].cmd = DTV_INNER_FEC, p[5].u.data = parm_u_qpsk_fec_inner;
p[6].cmd = DTV_INVERSION, p[6].u.data = parm_inversion;