[dpdk-dev,v3,15/20] lib/librte_ether: define structures for configuring flexible payload
Commit Message
define structures for configuring flexible payload
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Chen Jing D(Mark) <jing.d.chen@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
---
lib/librte_ether/rte_eth_ctrl.h | 42 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
@@ -75,6 +75,25 @@ enum rte_filter_op {
* Define all structures for Flow Director Filter type corresponding with specific operations.
*/
+
+/**
+ * A structure defined a field vector to specify each field.
+ */
+struct rte_eth_field_vector {
+ uint8_t offset; /**< Source word offset */
+ uint8_t size; /**< Field Size defined in word units */
+};
+
+/**
+ * payload type
+ */
+enum rte_eth_payload_type {
+ RTE_ETH_PAYLOAD_UNKNOWN = 0,
+ RTE_ETH_L2_PAYLOAD,
+ RTE_ETH_L3_PAYLOAD,
+ RTE_ETH_L4_PAYLOAD,
+};
+
/**
* flow type
*/
@@ -91,6 +110,29 @@ enum rte_eth_flow_type {
};
/**
+ * A structure used to select fields extracted from the protocol layers to
+ * the Field Vector as flexible payload for filter
+ */
+struct rte_eth_flex_payload_cfg {
+ enum rte_eth_payload_type type; /**< payload type */
+ uint8_t nb_field; /**< the number of folloing fieds */
+ struct rte_eth_field_vector field[0];
+};
+
+#define RTE_ETH_FDIR_CFG_FLX 0x0001
+/**
+ * A structure used to config FDIR filter global set
+ * to support RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_OP_SET operation.
+ */
+struct rte_eth_fdir_cfg {
+ uint16_t cmd; /**< define sub command in the generic OP_SET */
+ /**
+ * A pointer to structure for the configuration e.g.
+ * struct rte_eth_flex_payload_cfg for FDIR_CFG_FLX
+ */
+ void *cfg;
+};
+/**
* A structure used to define the input for IPV4 UDP flow
*/
struct rte_eth_udpv4_flow {