+static int
+i40e_fdir_filter_convert(const struct rte_eth_fdir_filter *input,
+ struct i40e_fdir_filter *filter)
+{
+ rte_memcpy(&filter->fdir, input, sizeof(struct rte_eth_fdir_filter));
+ return 0;
+}
+
+/* Check if there exists the flow director filter */
+static struct i40e_fdir_filter *
+i40e_sw_fdir_filter_lookup(struct i40e_fdir_info *fdir_info,
+ const struct rte_eth_fdir_input *input)
+{
+ int ret;
+
+ ret = rte_hash_lookup(fdir_info->hash_table, (const void *)input);
+ if (ret < 0)
+ return NULL;
+
+ return fdir_info->hash_map[ret];
+}
+
+/* Add a flow director filter into the SW list */
+static int
+i40e_sw_fdir_filter_insert(struct i40e_pf *pf, struct i40e_fdir_filter *filter)
+{
+ struct i40e_fdir_info *fdir_info = &pf->fdir;
+ int ret;
+
+ ret = rte_hash_add_key(fdir_info->hash_table,
+ &filter->fdir.input);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "Failed to insert fdir filter to hash table %d!",
+ ret);
+ return ret;
+ }
+ fdir_info->hash_map[ret] = filter;
+
+ TAILQ_INSERT_TAIL(&fdir_info->fdir_list, filter, rules);
+
+ return 0;
+}
+
+/* Delete a flow director filter from the SW list */
+int
+i40e_sw_fdir_filter_del(struct i40e_pf *pf, struct rte_eth_fdir_input *input)
+{
+ struct i40e_fdir_info *fdir_info = &pf->fdir;
+ struct i40e_fdir_filter *filter;
+ int ret;
+
+ ret = rte_hash_del_key(fdir_info->hash_table, input);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "Failed to delete fdir filter to hash table %d!",
+ ret);
+ return ret;
+ }
+ filter = fdir_info->hash_map[ret];
+ fdir_info->hash_map[ret] = NULL;
+
+ TAILQ_REMOVE(&fdir_info->fdir_list, filter, rules);
+ rte_free(filter);
+
+ return 0;
+}
+