[dpdk-dev] [PATCH v6 16/22] ethdev: define structures for getting flow director statistics

[Jingjing Wu]

define structures for getting flow director statistics

Signed-off-by: jingjing.wu <jingjing.wu at intel.com>
---
 lib/librte_ether/rte_eth_ctrl.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h
index b05d9eb..7fa7103 100644
--- a/lib/librte_ether/rte_eth_ctrl.h
+++ b/lib/librte_ether/rte_eth_ctrl.h
@@ -70,6 +70,7 @@ enum rte_filter_op {
 	RTE_ETH_FILTER_GET,      /**< get filter entry */
 	RTE_ETH_FILTER_SET,      /**< configurations */
 	RTE_ETH_FILTER_INFO,     /**< retrieve information */
+	RTE_ETH_FILTER_STATS,    /**< retrieve statistics */
 	RTE_ETH_FILTER_OP_MAX
 };
 
@@ -410,6 +411,25 @@ struct rte_eth_fdir_info {
 	/**< Max supported size of flex bitmasks in flex_bitmask_unit */
 };
 
+/**
+ * A structure used to define the statistics of flow director.
+ * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_STATS operation.
+ */
+struct rte_eth_fdir_stats {
+	uint32_t collision;    /**< Number of filters with collision. */
+	uint32_t free;         /**< Number of free filters. */
+	uint32_t maxhash;
+	/**< The lookup hash value of the added filter that updated the value
+	   of the MAXLEN field */
+	uint32_t maxlen;       /**< Longest linked list of filters. */
+	uint64_t add;          /**< Number of added filters. */
+	uint64_t remove;       /**< Number of removed filters. */
+	uint64_t f_add;        /**< Number of failed added filters. */
+	uint64_t f_remove;     /**< Number of failed removed filters. */
+	uint32_t guarant_cnt;  /**< Number of filters in guaranteed spaces. */
+	uint32_t best_cnt;     /**< Number of filters in best effort spaces. */
+};
+
 #ifdef __cplusplus
 }
 #endif
-- 
1.8.1.4