net/txgbe: support VF MTU update

[dpdk.git] / drivers / net / txgbe / txgbe_fdir.c

diff --git a/drivers/net/txgbe/txgbe_fdir.c b/drivers/net/txgbe/txgbe_fdir.c
index 2342cf6..6ddb023 100644 (file)
--- a/drivers/net/txgbe/txgbe_fdir.c
+++ b/drivers/net/txgbe/txgbe_fdir.c
@@ -902,6 +902,27 @@ txgbe_fdir_filter_program(struct rte_eth_dev *dev,
        return err;
 }
 
+static int
+txgbe_fdir_flush(struct rte_eth_dev *dev)
+{
+       struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+       struct txgbe_hw_fdir_info *info = TXGBE_DEV_FDIR(dev);
+       int ret;
+
+       ret = txgbe_reinit_fdir_tables(hw);
+       if (ret < 0) {
+               PMD_INIT_LOG(ERR, "Failed to re-initialize FD table.");
+               return ret;
+       }
+
+       info->f_add = 0;
+       info->f_remove = 0;
+       info->add = 0;
+       info->remove = 0;
+
+       return ret;
+}
+
 /* restore flow director filter */
 void
 txgbe_fdir_filter_restore(struct rte_eth_dev *dev)
@@ -936,3 +957,29 @@ txgbe_fdir_filter_restore(struct rte_eth_dev *dev)
        }
 }
 
+/* remove all the flow director filters */
+int
+txgbe_clear_all_fdir_filter(struct rte_eth_dev *dev)
+{
+       struct txgbe_hw_fdir_info *fdir_info = TXGBE_DEV_FDIR(dev);
+       struct txgbe_fdir_filter *fdir_filter;
+       struct txgbe_fdir_filter *filter_flag;
+       int ret = 0;
+
+       /* flush flow director */
+       rte_hash_reset(fdir_info->hash_handle);
+       memset(fdir_info->hash_map, 0,
+              sizeof(struct txgbe_fdir_filter *) * TXGBE_MAX_FDIR_FILTER_NUM);
+       filter_flag = TAILQ_FIRST(&fdir_info->fdir_list);
+       while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
+               TAILQ_REMOVE(&fdir_info->fdir_list,
+                            fdir_filter,
+                            entries);
+               rte_free(fdir_filter);
+       }
+
+       if (filter_flag != NULL)
+               ret = txgbe_fdir_flush(dev);
+
+       return ret;
+}