mt76x0_rate_pwr_item
struct mt76x0_rate_pwr_item cck[4];
struct mt76x0_rate_pwr_item ofdm[8];
struct mt76x0_rate_pwr_item ht[8];
struct mt76x0_rate_pwr_item vht[10];
struct mt76x0_rate_pwr_item stbc[8];
struct mt76x0_rate_pwr_item mcs32;