extern "C" {
#endif
+/*
+ * A packet can be identified by hardware as different flow types. Different
+ * NIC hardwares may support different flow types.
+ * Basically, the NIC hardware identifies the flow type as deep protocol as
+ * possible, and exclusively. For example, if a packet is identified as
+ * 'RTE_ETH_FLOW_NONFRAG_IPV4_TCP', it will not be any of other flow types,
+ * though it is an actual IPV4 packet.
+ * Note that the flow types are used to define RSS offload types in
+ * rte_ethdev.h.
+ */
+#define RTE_ETH_FLOW_UNKNOWN 0
+#define RTE_ETH_FLOW_RAW 1
+#define RTE_ETH_FLOW_IPV4 2
+#define RTE_ETH_FLOW_FRAG_IPV4 3
+#define RTE_ETH_FLOW_NONFRAG_IPV4_TCP 4
+#define RTE_ETH_FLOW_NONFRAG_IPV4_UDP 5
+#define RTE_ETH_FLOW_NONFRAG_IPV4_SCTP 6
+#define RTE_ETH_FLOW_NONFRAG_IPV4_OTHER 7
+#define RTE_ETH_FLOW_IPV6 8
+#define RTE_ETH_FLOW_FRAG_IPV6 9
+#define RTE_ETH_FLOW_NONFRAG_IPV6_TCP 10
+#define RTE_ETH_FLOW_NONFRAG_IPV6_UDP 11
+#define RTE_ETH_FLOW_NONFRAG_IPV6_SCTP 12
+#define RTE_ETH_FLOW_NONFRAG_IPV6_OTHER 13
+#define RTE_ETH_FLOW_L2_PAYLOAD 14
+#define RTE_ETH_FLOW_IPV6_EX 15
+#define RTE_ETH_FLOW_IPV6_TCP_EX 16
+#define RTE_ETH_FLOW_IPV6_UDP_EX 17
+#define RTE_ETH_FLOW_MAX 18
+
/**
* Feature filter types
*/
RTE_NTUPLE_FLAGS_DST_PORT | \
RTE_NTUPLE_FLAGS_PROTO)
+#define TCP_URG_FLAG 0x20
+#define TCP_ACK_FLAG 0x10
+#define TCP_PSH_FLAG 0x08
+#define TCP_RST_FLAG 0x04
+#define TCP_SYN_FLAG 0x02
+#define TCP_FIN_FLAG 0x01
+#define TCP_FLAG_ALL 0x3F
/**
* A structure used to define the ntuple filter entry
#define RTE_ETH_FDIR_MAX_FLEXLEN 16 /** < Max length of flexbytes. */
-/**
- * Flow type
- */
-enum rte_eth_flow_type {
- RTE_ETH_FLOW_TYPE_NONE = 0,
- RTE_ETH_FLOW_TYPE_RAW,
- RTE_ETH_FLOW_TYPE_UDPV4,
- RTE_ETH_FLOW_TYPE_TCPV4,
- RTE_ETH_FLOW_TYPE_SCTPV4,
- RTE_ETH_FLOW_TYPE_IPV4_OTHER,
- RTE_ETH_FLOW_TYPE_FRAG_IPV4,
- RTE_ETH_FLOW_TYPE_UDPV6,
- RTE_ETH_FLOW_TYPE_TCPV6,
- RTE_ETH_FLOW_TYPE_SCTPV6,
- RTE_ETH_FLOW_TYPE_IPV6_OTHER,
- RTE_ETH_FLOW_TYPE_FRAG_IPV6,
- RTE_ETH_FLOW_TYPE_MAX = 64,
-};
-
/**
* A structure used to define the input for IPV4 flow
*/
* A structure used to define the input for a flow director filter entry
*/
struct rte_eth_fdir_input {
- enum rte_eth_flow_type flow_type; /**< Type of flow */
+ uint16_t flow_type;
union rte_eth_fdir_flow flow;
/**< Flow fields to match, dependent on flow_type */
struct rte_eth_fdir_flow_ext flow_ext;
* for each flow type
*/
struct rte_eth_fdir_flex_mask {
- enum rte_eth_flow_type flow_type; /**< Flow type */
+ uint16_t flow_type;
uint8_t mask[RTE_ETH_FDIR_MAX_FLEXLEN];
/**< Mask for the whole flexible payload */
};
uint16_t nb_flexmasks; /**< The number of following mask */
struct rte_eth_flex_payload_cfg flex_set[RTE_ETH_PAYLOAD_MAX];
/**< Flex payload configuration for each payload type */
- struct rte_eth_fdir_flex_mask flex_mask[RTE_ETH_FLOW_TYPE_MAX];
+ struct rte_eth_fdir_flex_mask flex_mask[RTE_ETH_FLOW_MAX];
/**< Flex mask configuration for each flow type */
};
RTE_FDIR_MODE_PERFECT, /**< Enable FDIR perfect filter mode. */
};
+#define UINT32_BIT (CHAR_BIT * sizeof(uint32_t))
+#define RTE_FLOW_MASK_ARRAY_SIZE \
+ (RTE_ALIGN(RTE_ETH_FLOW_MAX, UINT32_BIT)/UINT32_BIT)
+
/**
* A structure used to get the information of flow director filter.
* It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_INFO operation.
* It can be gotten to help taking specific configurations per device.
*/
struct rte_eth_fdir_info {
- enum rte_fdir_mode mode; /**< Flow director mode */
+ enum rte_fdir_mode mode; /**< Flow director mode */
struct rte_eth_fdir_masks mask;
+ /** Flex payload configuration information */
struct rte_eth_fdir_flex_conf flex_conf;
- /**< Flex payload configuration information */
- uint32_t guarant_spc; /**< Guaranteed spaces.*/
- uint32_t best_spc; /**< Best effort spaces.*/
- uint32_t flow_types_mask[RTE_ETH_FLOW_TYPE_MAX / sizeof(uint32_t)];
- /**< Bit mask for every supported flow type. */
- uint32_t max_flexpayload; /**< Total flex payload in bytes. */
+ uint32_t guarant_spc; /**< Guaranteed spaces.*/
+ uint32_t best_spc; /**< Best effort spaces.*/
+ /** Bit mask for every supported flow type. */
+ uint32_t flow_types_mask[RTE_FLOW_MASK_ARRAY_SIZE];
+ uint32_t max_flexpayload; /**< Total flex payload in bytes. */
+ /** Flexible payload unit in bytes. Size and alignments of all flex
+ payload segments should be multiplies of this value. */
uint32_t flex_payload_unit;
- /**< Flexible payload unit in bytes. Size and alignments of all flex
- payload segments should be multiplies of this value. */
+ /** Max number of flexible payload continuous segments.
+ Each segment should be a multiple of flex_payload_unit.*/
uint32_t max_flex_payload_segment_num;
- /**< Max number of flexible payload continuous segments.
- Each segment should be a multiple of flex_payload_unit.*/
+ /** Maximum src_offset in bytes allowed. It indicates that
+ src_offset[i] in struct rte_eth_flex_payload_cfg should be less
+ than this value. */
uint16_t flex_payload_limit;
- /**< Maximum src_offset in bytes allowed. It indicates that
- src_offset[i] in struct rte_eth_flex_payload_cfg should be
- less than this value. */
+ /** Flex bitmask unit in bytes. Size of flex bitmasks should be a
+ multiply of this value. */
uint32_t flex_bitmask_unit;
- /**< Flex bitmask unit in bytes. Size of flex bitmasks should
- be a multiply of this value. */
+ /** Max supported size of flex bitmasks in flex_bitmask_unit */
uint32_t max_flex_bitmask_num;
- /**< Max supported size of flex bitmasks in flex_bitmask_unit */
};
/**
RTE_ETH_HASH_FUNCTION_MAX,
};
-#define UINT32_BIT (CHAR_BIT * sizeof(uint32_t))
#define RTE_SYM_HASH_MASK_ARRAY_SIZE \
- (RTE_ALIGN(RTE_ETH_FLOW_TYPE_MAX, UINT32_BIT)/UINT32_BIT)
+ (RTE_ALIGN(RTE_ETH_FLOW_MAX, UINT32_BIT)/UINT32_BIT)
/**
* A structure used to set or get global hash function configurations which
* include symmetric hash enable per flow type and hash function type.
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