BRCMS_TXPWR_DB_FACTOR
#define QDB(n) ((n) * BRCMS_TXPWR_DB_FACTOR)
qdbm = min_t(uint, txpwr * BRCMS_TXPWR_DB_FACTOR, 0xff);
return (int)(qdbm / BRCMS_TXPWR_DB_FACTOR);
*min_pwr = pi->min_txpower * BRCMS_TXPWR_DB_FACTOR;