From d69be32d4d78ab054c0a6d2534ca9a8bf7437db0 Mon Sep 17 00:00:00 2001 From: Jingjing Wu Date: Fri, 21 Nov 2014 08:46:38 +0800 Subject: [PATCH] ethdev: structures to add or delete flow director define structures to add or delete flow director filter - struct rte_eth_fdir_filter Signed-off-by: Jingjing Wu Acked-by: Konstantin Ananyev --- lib/librte_ether/rte_eth_ctrl.h | 167 ++++++++++++++++++++++++++++++++ 1 file changed, 167 insertions(+) diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h index 8dd384d256..9856842763 100644 --- a/lib/librte_ether/rte_eth_ctrl.h +++ b/lib/librte_ether/rte_eth_ctrl.h @@ -53,6 +53,7 @@ enum rte_filter_type { RTE_ETH_FILTER_NONE = 0, RTE_ETH_FILTER_MACVLAN, RTE_ETH_FILTER_TUNNEL, + RTE_ETH_FILTER_FDIR, RTE_ETH_FILTER_MAX }; @@ -155,6 +156,172 @@ struct rte_eth_tunnel_filter_conf { uint16_t queue_id; /** < queue number. */ }; +#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_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 + */ +struct rte_eth_ipv4_flow { + uint32_t src_ip; /**< IPv4 source address to match. */ + uint32_t dst_ip; /**< IPv4 destination address to match. */ +}; + +/** + * A structure used to define the input for IPV4 UDP flow + */ +struct rte_eth_udpv4_flow { + struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */ + uint16_t src_port; /**< UDP source port to match. */ + uint16_t dst_port; /**< UDP destination port to match. */ +}; + +/** + * A structure used to define the input for IPV4 TCP flow + */ +struct rte_eth_tcpv4_flow { + struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */ + uint16_t src_port; /**< TCP source port to match. */ + uint16_t dst_port; /**< TCP destination port to match. */ +}; + +/** + * A structure used to define the input for IPV4 SCTP flow + */ +struct rte_eth_sctpv4_flow { + struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */ + uint32_t verify_tag; /**< Verify tag to match */ +}; + +/** + * A structure used to define the input for IPV6 flow + */ +struct rte_eth_ipv6_flow { + uint32_t src_ip[4]; /**< IPv6 source address to match. */ + uint32_t dst_ip[4]; /**< IPv6 destination address to match. */ +}; + +/** + * A structure used to define the input for IPV6 UDP flow + */ +struct rte_eth_udpv6_flow { + struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */ + uint16_t src_port; /**< UDP source port to match. */ + uint16_t dst_port; /**< UDP destination port to match. */ +}; + +/** + * A structure used to define the input for IPV6 TCP flow + */ +struct rte_eth_tcpv6_flow { + struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */ + uint16_t src_port; /**< TCP source port to match. */ + uint16_t dst_port; /**< TCP destination port to match. */ +}; + +/** + * A structure used to define the input for IPV6 SCTP flow + */ +struct rte_eth_sctpv6_flow { + struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */ + uint32_t verify_tag; /**< Verify tag to match */ +}; + +/** + * An union contains the inputs for all types of flow + */ +union rte_eth_fdir_flow { + struct rte_eth_udpv4_flow udp4_flow; + struct rte_eth_tcpv4_flow tcp4_flow; + struct rte_eth_sctpv4_flow sctp4_flow; + struct rte_eth_ipv4_flow ip4_flow; + struct rte_eth_udpv6_flow udp6_flow; + struct rte_eth_tcpv6_flow tcp6_flow; + struct rte_eth_sctpv6_flow sctp6_flow; + struct rte_eth_ipv6_flow ip6_flow; +}; + +/** + * A structure used to contain extend input of flow + */ +struct rte_eth_fdir_flow_ext { + uint16_t vlan_tci; + uint8_t flexbytes[RTE_ETH_FDIR_MAX_FLEXLEN]; + /**< It is filled by the flexible payload to match. */ +}; + +/** + * 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 */ + union rte_eth_fdir_flow flow; + /**< Flow fields to match, dependent on flow_type */ + struct rte_eth_fdir_flow_ext flow_ext; + /**< Additional fields to match */ +}; + +/** + * Behavior will be taken if FDIR match + */ +enum rte_eth_fdir_behavior { + RTE_ETH_FDIR_ACCEPT = 0, + RTE_ETH_FDIR_REJECT, +}; + +/** + * Flow director report status + * It defines what will be reported if FDIR entry is matched. + */ +enum rte_eth_fdir_status { + RTE_ETH_FDIR_NO_REPORT_STATUS = 0, /**< Report nothing. */ + RTE_ETH_FDIR_REPORT_ID, /**< Only report FD ID. */ + RTE_ETH_FDIR_REPORT_ID_FLEX_4, /**< Report FD ID and 4 flex bytes. */ + RTE_ETH_FDIR_REPORT_FLEX_8, /**< Report 8 flex bytes. */ +}; + +/** + * A structure used to define an action when match FDIR packet filter. + */ +struct rte_eth_fdir_action { + uint16_t rx_queue; /**< Queue assigned to if FDIR match. */ + enum rte_eth_fdir_behavior behavior; /**< Behavior will be taken */ + enum rte_eth_fdir_status report_status; /**< Status report option */ + uint8_t flex_off; + /**< If report_status is RTE_ETH_FDIR_REPORT_ID_FLEX_4 or + RTE_ETH_FDIR_REPORT_FLEX_8, flex_off specifies where the reported + flex bytes start from in flexible payload. */ +}; + +/** + * A structure used to define the flow director filter entry by filter_ctrl API + * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_ADD and + * RTE_ETH_FILTER_DELETE operations. + */ +struct rte_eth_fdir_filter { + uint32_t soft_id; + /**< ID, an unique value is required when deal with FDIR entry */ + struct rte_eth_fdir_input input; /**< Input set */ + struct rte_eth_fdir_action action; /**< Action taken when match */ +}; + #ifdef __cplusplus } #endif