+void hns3vf_update_push_lsc_cap(struct hns3_hw *hw, bool supported);
+int hns3_restore_ptp(struct hns3_adapter *hns);
+int hns3_mbuf_dyn_rx_timestamp_register(struct rte_eth_dev *dev,
+ struct rte_eth_conf *conf);
+int hns3_ptp_init(struct hns3_hw *hw);
+int hns3_timesync_enable(struct rte_eth_dev *dev);
+int hns3_timesync_disable(struct rte_eth_dev *dev);
+int hns3_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
+ struct timespec *timestamp,
+ uint32_t flags __rte_unused);
+int hns3_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
+ struct timespec *timestamp);
+int hns3_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts);
+int hns3_timesync_write_time(struct rte_eth_dev *dev,
+ const struct timespec *ts);
+int hns3_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);