/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2018-2020, Intel Corporation. */ #ifndef _ICE_FDIR_H_ #define _ICE_FDIR_H_ #define ICE_FDIR_TUN_PKT_OFF … #define ICE_FDIR_MAX_RAW_PKT_SIZE … /* macros for offsets into packets for flow director programming */ #define ICE_ETH_TYPE_F_OFFSET … #define ICE_ETH_VLAN_TCI_OFFSET … #define ICE_ETH_TYPE_VLAN_OFFSET … #define ICE_IPV4_SRC_ADDR_OFFSET … #define ICE_IPV4_DST_ADDR_OFFSET … #define ICE_IPV4_TCP_SRC_PORT_OFFSET … #define ICE_IPV4_TCP_DST_PORT_OFFSET … #define ICE_IPV4_UDP_SRC_PORT_OFFSET … #define ICE_IPV4_UDP_DST_PORT_OFFSET … #define ICE_IPV4_SCTP_SRC_PORT_OFFSET … #define ICE_IPV4_SCTP_DST_PORT_OFFSET … #define ICE_IPV4_PROTO_OFFSET … #define ICE_IPV6_SRC_ADDR_OFFSET … #define ICE_IPV6_DST_ADDR_OFFSET … #define ICE_IPV6_TCP_SRC_PORT_OFFSET … #define ICE_IPV6_TCP_DST_PORT_OFFSET … #define ICE_IPV6_UDP_SRC_PORT_OFFSET … #define ICE_IPV6_UDP_DST_PORT_OFFSET … #define ICE_IPV6_SCTP_SRC_PORT_OFFSET … #define ICE_IPV6_SCTP_DST_PORT_OFFSET … #define ICE_MAC_ETHTYPE_OFFSET … #define ICE_IPV4_TOS_OFFSET … #define ICE_IPV4_TTL_OFFSET … #define ICE_IPV6_TC_OFFSET … #define ICE_IPV6_HLIM_OFFSET … #define ICE_IPV6_PROTO_OFFSET … #define ICE_IPV4_GTPU_TEID_OFFSET … #define ICE_IPV4_GTPU_QFI_OFFSET … #define ICE_IPV4_L2TPV3_SESS_ID_OFFSET … #define ICE_IPV6_L2TPV3_SESS_ID_OFFSET … #define ICE_IPV4_ESP_SPI_OFFSET … #define ICE_IPV6_ESP_SPI_OFFSET … #define ICE_IPV4_AH_SPI_OFFSET … #define ICE_IPV6_AH_SPI_OFFSET … #define ICE_IPV4_NAT_T_ESP_SPI_OFFSET … #define ICE_IPV6_NAT_T_ESP_SPI_OFFSET … #define ICE_FDIR_MAX_FLTRS … /* IP v4 has 2 flag bits that enable fragment processing: DF and MF. DF * requests that the packet not be fragmented. MF indicates that a packet has * been fragmented. */ #define ICE_FDIR_IPV4_PKT_FLAG_MF … enum ice_fltr_prgm_desc_dest { … }; enum ice_fltr_prgm_desc_fd_status { … }; /* Flow Director (FD) Filter Programming descriptor */ struct ice_fd_fltr_desc_ctx { … }; #define ICE_FLTR_PRGM_FLEX_WORD_SIZE … struct ice_rx_flow_userdef { … }; struct ice_fdir_v4 { … }; #define ICE_IPV6_ADDR_LEN_AS_U32 … struct ice_fdir_v6 { … }; struct ice_fdir_udp_gtp { … }; struct ice_fdir_l2tpv3 { … }; struct ice_fdir_extra { … }; struct ice_fdir_fltr { … }; /* Dummy packet filter definition structure */ struct ice_fdir_base_pkt { … }; struct ice_vsi; int ice_alloc_fd_res_cntr(struct ice_hw *hw, u16 *cntr_id); int ice_free_fd_res_cntr(struct ice_hw *hw, u16 cntr_id); int ice_alloc_fd_guar_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr); int ice_alloc_fd_shrd_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr); void ice_fdir_get_prgm_desc(struct ice_hw *hw, struct ice_fdir_fltr *input, struct ice_fltr_desc *fdesc, bool add); int ice_fdir_get_gen_prgm_pkt(struct ice_hw *hw, struct ice_fdir_fltr *input, u8 *pkt, bool frag, bool tun); int ice_get_fdir_cnt_all(struct ice_hw *hw); int ice_fdir_num_avail_fltr(struct ice_hw *hw, struct ice_vsi *vsi); bool ice_fdir_is_dup_fltr(struct ice_hw *hw, struct ice_fdir_fltr *input); bool ice_fdir_has_frag(enum ice_fltr_ptype flow); struct ice_fdir_fltr * ice_fdir_find_fltr_by_idx(struct ice_hw *hw, u32 fltr_idx); void ice_fdir_update_cntrs(struct ice_hw *hw, enum ice_fltr_ptype flow, bool add); void ice_fdir_list_add_fltr(struct ice_hw *hw, struct ice_fdir_fltr *input); #endif /* _ICE_FDIR_H_ */
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