Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Henry Tieman | 487 | 62.76% | 5 | 20.00% |
Qi Zhang | 183 | 23.58% | 7 | 28.00% |
Anirudh Venkataramanan | 79 | 10.18% | 9 | 36.00% |
Jakub Buchocki | 18 | 2.32% | 1 | 4.00% |
Tony Nguyen | 5 | 0.64% | 1 | 4.00% |
Kiran Patil | 3 | 0.39% | 1 | 4.00% |
Jeff Guo | 1 | 0.13% | 1 | 4.00% |
Total | 776 | 25 |
/* 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 50 #define ICE_FDIR_MAX_RAW_PKT_SIZE (512 + ICE_FDIR_TUN_PKT_OFF) /* macros for offsets into packets for flow director programming */ #define ICE_ETH_TYPE_F_OFFSET 12 #define ICE_ETH_VLAN_TCI_OFFSET 14 #define ICE_ETH_TYPE_VLAN_OFFSET 16 #define ICE_IPV4_SRC_ADDR_OFFSET 26 #define ICE_IPV4_DST_ADDR_OFFSET 30 #define ICE_IPV4_TCP_SRC_PORT_OFFSET 34 #define ICE_IPV4_TCP_DST_PORT_OFFSET 36 #define ICE_IPV4_UDP_SRC_PORT_OFFSET 34 #define ICE_IPV4_UDP_DST_PORT_OFFSET 36 #define ICE_IPV4_SCTP_SRC_PORT_OFFSET 34 #define ICE_IPV4_SCTP_DST_PORT_OFFSET 36 #define ICE_IPV4_PROTO_OFFSET 23 #define ICE_IPV6_SRC_ADDR_OFFSET 22 #define ICE_IPV6_DST_ADDR_OFFSET 38 #define ICE_IPV6_TCP_SRC_PORT_OFFSET 54 #define ICE_IPV6_TCP_DST_PORT_OFFSET 56 #define ICE_IPV6_UDP_SRC_PORT_OFFSET 54 #define ICE_IPV6_UDP_DST_PORT_OFFSET 56 #define ICE_IPV6_SCTP_SRC_PORT_OFFSET 54 #define ICE_IPV6_SCTP_DST_PORT_OFFSET 56 #define ICE_MAC_ETHTYPE_OFFSET 12 #define ICE_IPV4_TOS_OFFSET 15 #define ICE_IPV4_TTL_OFFSET 22 #define ICE_IPV6_TC_OFFSET 14 #define ICE_IPV6_HLIM_OFFSET 21 #define ICE_IPV6_PROTO_OFFSET 20 #define ICE_IPV4_GTPU_TEID_OFFSET 46 #define ICE_IPV4_GTPU_QFI_OFFSET 56 #define ICE_IPV4_L2TPV3_SESS_ID_OFFSET 34 #define ICE_IPV6_L2TPV3_SESS_ID_OFFSET 54 #define ICE_IPV4_ESP_SPI_OFFSET 34 #define ICE_IPV6_ESP_SPI_OFFSET 54 #define ICE_IPV4_AH_SPI_OFFSET 38 #define ICE_IPV6_AH_SPI_OFFSET 58 #define ICE_IPV4_NAT_T_ESP_SPI_OFFSET 42 #define ICE_IPV6_NAT_T_ESP_SPI_OFFSET 62 #define ICE_FDIR_MAX_FLTRS 16384 /* 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 0x20 enum ice_fltr_prgm_desc_dest { ICE_FLTR_PRGM_DESC_DEST_DROP_PKT, ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QINDEX, ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_QGROUP, ICE_FLTR_PRGM_DESC_DEST_DIRECT_PKT_OTHER, }; enum ice_fltr_prgm_desc_fd_status { ICE_FLTR_PRGM_DESC_FD_STATUS_NONE, ICE_FLTR_PRGM_DESC_FD_STATUS_FD_ID, }; /* Flow Director (FD) Filter Programming descriptor */ struct ice_fd_fltr_desc_ctx { u32 fdid; u16 qindex; u16 cnt_index; u16 fd_vsi; u16 flex_val; u8 comp_q; u8 comp_report; u8 fd_space; u8 cnt_ena; u8 evict_ena; u8 toq; u8 toq_prio; u8 dpu_recipe; u8 drop; u8 flex_prio; u8 flex_mdid; u8 dtype; u8 pcmd; u8 desc_prof_prio; u8 desc_prof; u8 swap; u8 fdid_prio; u8 fdid_mdid; }; #define ICE_FLTR_PRGM_FLEX_WORD_SIZE sizeof(__be16) struct ice_rx_flow_userdef { u16 flex_word; u16 flex_offset; u16 flex_fltr; }; struct ice_fdir_v4 { __be32 dst_ip; __be32 src_ip; __be16 dst_port; __be16 src_port; __be32 l4_header; __be32 sec_parm_idx; /* security parameter index */ u8 tos; u8 ip_ver; u8 proto; u8 ttl; }; #define ICE_IPV6_ADDR_LEN_AS_U32 4 struct ice_fdir_v6 { __be32 dst_ip[ICE_IPV6_ADDR_LEN_AS_U32]; __be32 src_ip[ICE_IPV6_ADDR_LEN_AS_U32]; __be16 dst_port; __be16 src_port; __be32 l4_header; /* next header */ __be32 sec_parm_idx; /* security parameter index */ u8 tc; u8 proto; u8 hlim; }; struct ice_fdir_udp_gtp { u8 flags; u8 msg_type; __be16 rsrvd_len; __be32 teid; __be16 rsrvd_seq_nbr; u8 rsrvd_n_pdu_nbr; u8 rsrvd_next_ext_type; u8 rsvrd_ext_len; u8 pdu_type:4, spare:4; u8 ppp:1, rqi:1, qfi:6; u32 rsvrd; u8 next_ext; }; struct ice_fdir_l2tpv3 { __be32 session_id; }; struct ice_fdir_extra { u8 dst_mac[ETH_ALEN]; /* dest MAC address */ u8 src_mac[ETH_ALEN]; /* src MAC address */ __be16 ether_type; /* for NON_IP_L2 */ u32 usr_def[2]; /* user data */ __be16 vlan_type; /* VLAN ethertype */ __be16 vlan_tag; /* VLAN tag info */ }; struct ice_fdir_fltr { struct list_head fltr_node; enum ice_fltr_ptype flow_type; struct ethhdr eth, eth_mask; union { struct ice_fdir_v4 v4; struct ice_fdir_v6 v6; } ip, mask; struct ice_fdir_udp_gtp gtpu_data; struct ice_fdir_udp_gtp gtpu_mask; struct ice_fdir_l2tpv3 l2tpv3_data; struct ice_fdir_l2tpv3 l2tpv3_mask; struct ice_fdir_extra ext_data; struct ice_fdir_extra ext_mask; /* flex byte filter data */ __be16 flex_word; /* queue region size (=2^q_region) */ u8 q_region; u16 flex_offset; u16 flex_fltr; /* filter control */ u16 q_index; u16 orig_q_index; u16 dest_vsi; u8 dest_ctl; u8 cnt_ena; u8 fltr_status; u16 cnt_index; u32 fltr_id; u8 fdid_prio; u8 comp_report; }; /* Dummy packet filter definition structure */ struct ice_fdir_base_pkt { enum ice_fltr_ptype flow; u16 pkt_len; const u8 *pkt; u16 tun_pkt_len; const u8 *tun_pkt; }; 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); 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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