static int i40evf_vlan_filter_set(struct rte_eth_dev *dev,
uint16_t vlan_id, int on);
static int i40evf_vlan_offload_set(struct rte_eth_dev *dev, int mask);
static int i40evf_vlan_filter_set(struct rte_eth_dev *dev,
uint16_t vlan_id, int on);
static int i40evf_vlan_offload_set(struct rte_eth_dev *dev, int mask);