rdev_get_tx_power
ret = rdev_get_tx_power(rdev, wdev, -1, 0, &dbm);
ret = rdev_get_tx_power(rdev, wdev, -1, link_id, &dbm);
TRACE_EVENT(rdev_get_tx_power,
err = rdev_get_tx_power(rdev, wdev, -1, 0, &val);