MBI_TO_DBI
(int) MBI_TO_DBI(power_rule->max_antenna_gain);
MBI_TO_DBI(power_rule->max_antenna_gain));
min_t(int, MBI_TO_DBI(power_rule1->max_antenna_gain),
MBI_TO_DBI(power_rule2->max_antenna_gain));
MBI_TO_DBI(power_rule1->max_antenna_gain),
MBI_TO_DBI(power_rule2->max_antenna_gain)));
chan->max_antenna_gain = (int) MBI_TO_DBI(power_rule->max_antenna_gain);