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34 #ifndef RTE_PMD_MLX4_FLOW_H_
35 #define RTE_PMD_MLX4_FLOW_H_
39 #include <sys/queue.h>
42 /* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
44 #pragma GCC diagnostic ignored "-Wpedantic"
46 #include <infiniband/verbs.h>
48 #pragma GCC diagnostic error "-Wpedantic"
52 #include <rte_flow_driver.h>
53 #include <rte_byteorder.h>
58 LIST_ENTRY(rte_flow) next; /**< Pointer to the next flow structure. */
59 struct ibv_flow *ibv_flow; /**< Verbs flow. */
60 struct ibv_flow_attr *ibv_attr; /**< Pointer to Verbs attributes. */
61 struct ibv_qp *qp; /**< Verbs queue pair. */
65 mlx4_flow_validate(struct rte_eth_dev *dev,
66 const struct rte_flow_attr *attr,
67 const struct rte_flow_item items[],
68 const struct rte_flow_action actions[],
69 struct rte_flow_error *error);
72 mlx4_flow_create(struct rte_eth_dev *dev,
73 const struct rte_flow_attr *attr,
74 const struct rte_flow_item items[],
75 const struct rte_flow_action actions[],
76 struct rte_flow_error *error);
79 mlx4_flow_destroy(struct rte_eth_dev *dev,
80 struct rte_flow *flow,
81 struct rte_flow_error *error);
84 mlx4_flow_flush(struct rte_eth_dev *dev,
85 struct rte_flow_error *error);
87 /** Structure to pass to the conversion function. */
89 struct ibv_flow_attr *ibv_attr; /**< Verbs attribute. */
90 unsigned int offset; /**< Offset in bytes in the ibv_attr buffer. */
94 mlx4_flow_isolate(struct rte_eth_dev *dev,
96 struct rte_flow_error *error);
98 struct mlx4_flow_action {
99 uint32_t drop:1; /**< Target is a drop queue. */
100 uint32_t queue:1; /**< Target is a receive queue. */
101 uint32_t queue_id; /**< Identifier of the queue. */
104 int mlx4_priv_flow_start(struct priv *priv);
105 void mlx4_priv_flow_stop(struct priv *priv);
107 #endif /* RTE_PMD_MLX4_FLOW_H_ */