cxgb4_get_filter_counters
ret = cxgb4_get_filter_counters(adap->port[0],
ret = cxgb4_get_filter_counters(dev, ch_flower->filter_id,
ret = cxgb4_get_filter_counters(dev, ingress->tid[i],
int cxgb4_get_filter_counters(struct net_device *dev, unsigned int fidx,