131ad4e4eSTony Nguyen /* SPDX-License-Identifier: GPL-2.0 */ 231ad4e4eSTony Nguyen /* Copyright (c) 2019, Intel Corporation. */ 331ad4e4eSTony Nguyen 431ad4e4eSTony Nguyen #ifndef _ICE_PROTOCOL_TYPE_H_ 531ad4e4eSTony Nguyen #define _ICE_PROTOCOL_TYPE_H_ 6fd2a6b71SDan Nowlin #define ICE_IPV6_ADDR_LENGTH 16 7fd2a6b71SDan Nowlin 8fd2a6b71SDan Nowlin /* Each recipe can match up to 5 different fields. Fields to match can be meta- 9fd2a6b71SDan Nowlin * data, values extracted from packet headers, or results from other recipes. 10fd2a6b71SDan Nowlin * One of the 5 fields is reserved for matching the switch ID. So, up to 4 11fd2a6b71SDan Nowlin * recipes can provide intermediate results to another one through chaining, 12fd2a6b71SDan Nowlin * e.g. recipes 0, 1, 2, and 3 can provide intermediate results to recipe 4. 13fd2a6b71SDan Nowlin */ 14fd2a6b71SDan Nowlin #define ICE_NUM_WORDS_RECIPE 4 15fd2a6b71SDan Nowlin 16fd2a6b71SDan Nowlin /* Max recipes that can be chained */ 17fd2a6b71SDan Nowlin #define ICE_MAX_CHAIN_RECIPE 5 18fd2a6b71SDan Nowlin 19fd2a6b71SDan Nowlin /* 1 word reserved for switch ID from allowed 5 words. 20fd2a6b71SDan Nowlin * So a recipe can have max 4 words. And you can chain 5 such recipes 21fd2a6b71SDan Nowlin * together. So maximum words that can be programmed for look up is 5 * 4. 22fd2a6b71SDan Nowlin */ 23fd2a6b71SDan Nowlin #define ICE_MAX_CHAIN_WORDS (ICE_NUM_WORDS_RECIPE * ICE_MAX_CHAIN_RECIPE) 24fd2a6b71SDan Nowlin 25fd2a6b71SDan Nowlin /* Field vector index corresponding to chaining */ 26fd2a6b71SDan Nowlin #define ICE_CHAIN_FV_INDEX_START 47 27fd2a6b71SDan Nowlin 28fd2a6b71SDan Nowlin enum ice_protocol_type { 29fd2a6b71SDan Nowlin ICE_MAC_OFOS = 0, 30fd2a6b71SDan Nowlin ICE_MAC_IL, 31fd2a6b71SDan Nowlin ICE_ETYPE_OL, 3234a89775SMartyna Szapar-Mudlaw ICE_ETYPE_IL, 33fd2a6b71SDan Nowlin ICE_VLAN_OFOS, 34fd2a6b71SDan Nowlin ICE_IPV4_OFOS, 35fd2a6b71SDan Nowlin ICE_IPV4_IL, 36fd2a6b71SDan Nowlin ICE_IPV6_OFOS, 37fd2a6b71SDan Nowlin ICE_IPV6_IL, 38fd2a6b71SDan Nowlin ICE_TCP_IL, 39fd2a6b71SDan Nowlin ICE_UDP_OF, 40fd2a6b71SDan Nowlin ICE_UDP_ILOS, 419e300987SMichal Swiatkowski ICE_VXLAN, 429e300987SMichal Swiatkowski ICE_GENEVE, 43f0a35040SMichal Swiatkowski ICE_NVGRE, 449a225f81SMarcin Szycik ICE_GTP, 459a225f81SMarcin Szycik ICE_GTP_NO_PAY, 46cd8efeeeSMarcin Szycik ICE_PPPOE, 47cd634549SMarcin Szycik ICE_L2TPV3, 4806bca7c2SMartyna Szapar-Mudlaw ICE_VLAN_EX, 4906bca7c2SMartyna Szapar-Mudlaw ICE_VLAN_IN, 5003592a14SMichal Swiatkowski ICE_HW_METADATA, 519e300987SMichal Swiatkowski ICE_VXLAN_GPE, 52fd2a6b71SDan Nowlin ICE_SCTP_IL, 53fd2a6b71SDan Nowlin ICE_PROTOCOL_LAST 54fd2a6b71SDan Nowlin }; 55fd2a6b71SDan Nowlin 569e300987SMichal Swiatkowski enum ice_sw_tunnel_type { 579e300987SMichal Swiatkowski ICE_NON_TUN = 0, 58b70bc066SWojciech Drewek ICE_SW_TUN_AND_NON_TUN, 599e300987SMichal Swiatkowski ICE_SW_TUN_VXLAN, 609e300987SMichal Swiatkowski ICE_SW_TUN_GENEVE, 61f0a35040SMichal Swiatkowski ICE_SW_TUN_NVGRE, 629a225f81SMarcin Szycik ICE_SW_TUN_GTPU, 639a225f81SMarcin Szycik ICE_SW_TUN_GTPC, 64f0a35040SMichal Swiatkowski ICE_ALL_TUNNELS /* All tunnel types including NVGRE */ 659e300987SMichal Swiatkowski }; 669e300987SMichal Swiatkowski 6731ad4e4eSTony Nguyen /* Decoders for ice_prot_id: 6831ad4e4eSTony Nguyen * - F: First 6931ad4e4eSTony Nguyen * - I: Inner 7031ad4e4eSTony Nguyen * - L: Last 7131ad4e4eSTony Nguyen * - O: Outer 7231ad4e4eSTony Nguyen * - S: Single 7331ad4e4eSTony Nguyen */ 7431ad4e4eSTony Nguyen enum ice_prot_id { 7531ad4e4eSTony Nguyen ICE_PROT_ID_INVAL = 0, 762c57ffcbSHenry Tieman ICE_PROT_MAC_OF_OR_S = 1, 77390bd141SQi Zhang ICE_PROT_MAC_IL = 4, 78390bd141SQi Zhang ICE_PROT_ETYPE_OL = 9, 79390bd141SQi Zhang ICE_PROT_ETYPE_IL = 10, 8031ad4e4eSTony Nguyen ICE_PROT_IPV4_OF_OR_S = 32, 8131ad4e4eSTony Nguyen ICE_PROT_IPV4_IL = 33, 8231ad4e4eSTony Nguyen ICE_PROT_IPV6_OF_OR_S = 40, 8331ad4e4eSTony Nguyen ICE_PROT_IPV6_IL = 41, 8431ad4e4eSTony Nguyen ICE_PROT_TCP_IL = 49, 85148beb61SHenry Tieman ICE_PROT_UDP_OF = 52, 8631ad4e4eSTony Nguyen ICE_PROT_UDP_IL_OR_S = 53, 87a4e82a81STony Nguyen ICE_PROT_GRE_OF = 64, 880577313eSQi Zhang ICE_PROT_ESP_F = 88, 890577313eSQi Zhang ICE_PROT_ESP_2 = 89, 901c01c8c6SMd Fahad Iqbal Polash ICE_PROT_SCTP_IL = 96, 91390bd141SQi Zhang ICE_PROT_ICMP_IL = 98, 92390bd141SQi Zhang ICE_PROT_ICMPV6_IL = 100, 930577313eSQi Zhang ICE_PROT_PPPOE = 103, 940577313eSQi Zhang ICE_PROT_L2TPV3 = 104, 95390bd141SQi Zhang ICE_PROT_ARP_OF = 118, 9631ad4e4eSTony Nguyen ICE_PROT_META_ID = 255, /* when offset == metadata */ 9731ad4e4eSTony Nguyen ICE_PROT_INVALID = 255 /* when offset == ICE_FV_OFFSET_INVAL */ 9831ad4e4eSTony Nguyen }; 99fd2a6b71SDan Nowlin 1008b032a55SMichal Swiatkowski #define ICE_VNI_OFFSET 12 /* offset of VNI from ICE_PROT_UDP_OF */ 1018b032a55SMichal Swiatkowski 102fd2a6b71SDan Nowlin #define ICE_MAC_OFOS_HW 1 103fd2a6b71SDan Nowlin #define ICE_MAC_IL_HW 4 104fd2a6b71SDan Nowlin #define ICE_ETYPE_OL_HW 9 10534a89775SMartyna Szapar-Mudlaw #define ICE_ETYPE_IL_HW 10 106fd2a6b71SDan Nowlin #define ICE_VLAN_OF_HW 16 107fd2a6b71SDan Nowlin #define ICE_VLAN_OL_HW 17 108fd2a6b71SDan Nowlin #define ICE_IPV4_OFOS_HW 32 109fd2a6b71SDan Nowlin #define ICE_IPV4_IL_HW 33 110fd2a6b71SDan Nowlin #define ICE_IPV6_OFOS_HW 40 111fd2a6b71SDan Nowlin #define ICE_IPV6_IL_HW 41 112fd2a6b71SDan Nowlin #define ICE_TCP_IL_HW 49 113fd2a6b71SDan Nowlin #define ICE_UDP_ILOS_HW 53 114f0a35040SMichal Swiatkowski #define ICE_GRE_OF_HW 64 115cd8efeeeSMarcin Szycik #define ICE_PPPOE_HW 103 116cd634549SMarcin Szycik #define ICE_L2TPV3_HW 104 117fd2a6b71SDan Nowlin 118fd2a6b71SDan Nowlin #define ICE_UDP_OF_HW 52 /* UDP Tunnels */ 1198b032a55SMichal Swiatkowski 120ea71b967SMartyna Szapar-Mudlaw 121fd2a6b71SDan Nowlin #define ICE_TUN_FLAG_FV_IND 2 122fd2a6b71SDan Nowlin 123fd2a6b71SDan Nowlin /* Mapping of software defined protocol ID to hardware defined protocol ID */ 124fd2a6b71SDan Nowlin struct ice_protocol_entry { 125fd2a6b71SDan Nowlin enum ice_protocol_type type; 126fd2a6b71SDan Nowlin u8 protocol_id; 127fd2a6b71SDan Nowlin }; 128fd2a6b71SDan Nowlin 129fd2a6b71SDan Nowlin struct ice_ether_hdr { 130fd2a6b71SDan Nowlin u8 dst_addr[ETH_ALEN]; 131fd2a6b71SDan Nowlin u8 src_addr[ETH_ALEN]; 132fd2a6b71SDan Nowlin }; 133fd2a6b71SDan Nowlin 134fd2a6b71SDan Nowlin struct ice_ethtype_hdr { 135fd2a6b71SDan Nowlin __be16 ethtype_id; 136fd2a6b71SDan Nowlin }; 137fd2a6b71SDan Nowlin 138fd2a6b71SDan Nowlin struct ice_ether_vlan_hdr { 139fd2a6b71SDan Nowlin u8 dst_addr[ETH_ALEN]; 140fd2a6b71SDan Nowlin u8 src_addr[ETH_ALEN]; 141fd2a6b71SDan Nowlin __be32 vlan_id; 142fd2a6b71SDan Nowlin }; 143fd2a6b71SDan Nowlin 144fd2a6b71SDan Nowlin struct ice_vlan_hdr { 145fd2a6b71SDan Nowlin __be16 type; 146fd2a6b71SDan Nowlin __be16 vlan; 147fd2a6b71SDan Nowlin }; 148fd2a6b71SDan Nowlin 149fd2a6b71SDan Nowlin struct ice_ipv4_hdr { 150fd2a6b71SDan Nowlin u8 version; 151fd2a6b71SDan Nowlin u8 tos; 152fd2a6b71SDan Nowlin __be16 total_length; 153fd2a6b71SDan Nowlin __be16 id; 154fd2a6b71SDan Nowlin __be16 frag_off; 155fd2a6b71SDan Nowlin u8 time_to_live; 156fd2a6b71SDan Nowlin u8 protocol; 157fd2a6b71SDan Nowlin __be16 check; 158fd2a6b71SDan Nowlin __be32 src_addr; 159fd2a6b71SDan Nowlin __be32 dst_addr; 160fd2a6b71SDan Nowlin }; 161fd2a6b71SDan Nowlin 162fd2a6b71SDan Nowlin struct ice_ipv6_hdr { 163fd2a6b71SDan Nowlin __be32 be_ver_tc_flow; 164fd2a6b71SDan Nowlin __be16 payload_len; 165fd2a6b71SDan Nowlin u8 next_hdr; 166fd2a6b71SDan Nowlin u8 hop_limit; 167fd2a6b71SDan Nowlin u8 src_addr[ICE_IPV6_ADDR_LENGTH]; 168fd2a6b71SDan Nowlin u8 dst_addr[ICE_IPV6_ADDR_LENGTH]; 169fd2a6b71SDan Nowlin }; 170fd2a6b71SDan Nowlin 171fd2a6b71SDan Nowlin struct ice_sctp_hdr { 172fd2a6b71SDan Nowlin __be16 src_port; 173fd2a6b71SDan Nowlin __be16 dst_port; 174fd2a6b71SDan Nowlin __be32 verification_tag; 175fd2a6b71SDan Nowlin __be32 check; 176fd2a6b71SDan Nowlin }; 177fd2a6b71SDan Nowlin 178fd2a6b71SDan Nowlin struct ice_l4_hdr { 179fd2a6b71SDan Nowlin __be16 src_port; 180fd2a6b71SDan Nowlin __be16 dst_port; 181fd2a6b71SDan Nowlin __be16 len; 182fd2a6b71SDan Nowlin __be16 check; 183fd2a6b71SDan Nowlin }; 184fd2a6b71SDan Nowlin 1859e300987SMichal Swiatkowski struct ice_udp_tnl_hdr { 1869e300987SMichal Swiatkowski __be16 field; 1879e300987SMichal Swiatkowski __be16 proto_type; 1889e300987SMichal Swiatkowski __be32 vni; /* only use lower 24-bits */ 1899e300987SMichal Swiatkowski }; 1909e300987SMichal Swiatkowski 1919a225f81SMarcin Szycik struct ice_udp_gtp_hdr { 1929a225f81SMarcin Szycik u8 flags; 1939a225f81SMarcin Szycik u8 msg_type; 1949a225f81SMarcin Szycik __be16 rsrvd_len; 1959a225f81SMarcin Szycik __be32 teid; 1969a225f81SMarcin Szycik __be16 rsrvd_seq_nbr; 1979a225f81SMarcin Szycik u8 rsrvd_n_pdu_nbr; 1989a225f81SMarcin Szycik u8 rsrvd_next_ext; 1999a225f81SMarcin Szycik u8 rsvrd_ext_len; 2009a225f81SMarcin Szycik u8 pdu_type; 2019a225f81SMarcin Szycik u8 qfi; 2029a225f81SMarcin Szycik u8 rsvrd; 2039a225f81SMarcin Szycik }; 2049a225f81SMarcin Szycik 205cd8efeeeSMarcin Szycik struct ice_pppoe_hdr { 206cd8efeeeSMarcin Szycik u8 rsrvd_ver_type; 207cd8efeeeSMarcin Szycik u8 rsrvd_code; 208cd8efeeeSMarcin Szycik __be16 session_id; 209cd8efeeeSMarcin Szycik __be16 length; 210cd8efeeeSMarcin Szycik __be16 ppp_prot_id; /* control and data only */ 211cd8efeeeSMarcin Szycik }; 212cd8efeeeSMarcin Szycik 213cd634549SMarcin Szycik struct ice_l2tpv3_sess_hdr { 214cd634549SMarcin Szycik __be32 session_id; 215cd634549SMarcin Szycik __be64 cookie; 216cd634549SMarcin Szycik }; 217cd634549SMarcin Szycik 218f0a35040SMichal Swiatkowski struct ice_nvgre_hdr { 219f0a35040SMichal Swiatkowski __be16 flags; 220f0a35040SMichal Swiatkowski __be16 protocol; 221f0a35040SMichal Swiatkowski __be32 tni_flow; 222f0a35040SMichal Swiatkowski }; 223f0a35040SMichal Swiatkowski 224ecd01b69SMichal Swiatkowski /* Metadata information 225ecd01b69SMichal Swiatkowski * 226ecd01b69SMichal Swiatkowski * Not all MDIDs can be used by switch block. It depends on package version. 227ecd01b69SMichal Swiatkowski * 228ecd01b69SMichal Swiatkowski * MDID 16 (Rx offset) 229ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 230ecd01b69SMichal Swiatkowski * | A | B | Reserved | 231ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 232ecd01b69SMichal Swiatkowski * 233ecd01b69SMichal Swiatkowski * A = Source port where the transaction came from (3b). 234ecd01b69SMichal Swiatkowski * 235ecd01b69SMichal Swiatkowski * B = Destination TC of the packet. The TC is relative to a port (5b). 236ecd01b69SMichal Swiatkowski * 237ecd01b69SMichal Swiatkowski * MDID 17 238ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 239ecd01b69SMichal Swiatkowski * | PTYPE | Reserved | 240ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 241ecd01b69SMichal Swiatkowski * 242ecd01b69SMichal Swiatkowski * PTYPE = Encodes the packet type (10b). 243ecd01b69SMichal Swiatkowski * 244ecd01b69SMichal Swiatkowski * MDID 18 245ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 246ecd01b69SMichal Swiatkowski * | Packet length | R | 247ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 248ecd01b69SMichal Swiatkowski * 249ecd01b69SMichal Swiatkowski * Packet length = Length of the packet in bytes 250ecd01b69SMichal Swiatkowski * (packet always carriers CRC) (14b). 251ecd01b69SMichal Swiatkowski * R = Reserved (2b). 252ecd01b69SMichal Swiatkowski * 253ecd01b69SMichal Swiatkowski * MDID 19 254ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 255ecd01b69SMichal Swiatkowski * | Source VSI | Reserved | 256ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 257ecd01b69SMichal Swiatkowski * 258ecd01b69SMichal Swiatkowski * Source VSI = Source VSI of packet loopbacked in switch (for egress) (10b). 2590ef4479dSMichal Swiatkowski */ 2600ef4479dSMichal Swiatkowski #define ICE_MDID_SOURCE_VSI_MASK GENMASK(9, 0) 2610ef4479dSMichal Swiatkowski 2620ef4479dSMichal Swiatkowski /* 263ecd01b69SMichal Swiatkowski * MDID 20 264ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 265ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F|R|R|G|H|I|J|K|L|M|N| 266ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 267ecd01b69SMichal Swiatkowski * 268ecd01b69SMichal Swiatkowski * A = DSI - set for DSI RX pkts. 269ecd01b69SMichal Swiatkowski * B = ipsec_decrypted - invalid on NIC. 270ecd01b69SMichal Swiatkowski * C = marker - this is a marker packet. 271ecd01b69SMichal Swiatkowski * D = from_network - for TX sets to 0 272ecd01b69SMichal Swiatkowski * for RX: 273ecd01b69SMichal Swiatkowski * * 1 - packet is from external link 274ecd01b69SMichal Swiatkowski * * 0 - packet source is from internal 275ecd01b69SMichal Swiatkowski * E = source_interface_is_rx - reflect the physical interface from where the 276ecd01b69SMichal Swiatkowski * packet was received: 277ecd01b69SMichal Swiatkowski * * 1 - Rx 278ecd01b69SMichal Swiatkowski * * 0 - Tx 279ecd01b69SMichal Swiatkowski * F = from_mng - The bit signals that the packet's origin is the management. 280ecd01b69SMichal Swiatkowski * G = ucast - Outer L2 MAC address is unicast. 281ecd01b69SMichal Swiatkowski * H = mcast - Outer L2 MAC address is multicast. 282ecd01b69SMichal Swiatkowski * I = bcast - Outer L2 MAC address is broadcast. 283ecd01b69SMichal Swiatkowski * J = second_outer_mac_present - 2 outer MAC headers are present in the packet. 284ecd01b69SMichal Swiatkowski * K = STAG or BVLAN - Outer L2 header has STAG (ethernet type 0x88a8) or 285ecd01b69SMichal Swiatkowski * BVLAN (ethernet type 0x88a8). 286ecd01b69SMichal Swiatkowski * L = ITAG - Outer L2 header has ITAG *ethernet type 0x88e7) 287ecd01b69SMichal Swiatkowski * M = EVLAN (0x8100) - Outer L2 header has EVLAN (ethernet type 0x8100) 288ecd01b69SMichal Swiatkowski * N = EVLAN (0x9100) - Outer L2 header has EVLAN (ethernet type 0x9100) 289ecd01b69SMichal Swiatkowski */ 2900960a27bSMarcin Szycik #define ICE_PKT_FROM_NETWORK BIT(3) 291ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_STAG BIT(12) 292ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_ITAG BIT(13) 293ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_EVLAN (BIT(14) | BIT(15)) 294ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_MASK (ICE_PKT_VLAN_STAG | ICE_PKT_VLAN_ITAG | \ 295ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_EVLAN) 296ecd01b69SMichal Swiatkowski /* MDID 21 297ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 298ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F|G|H|I|J|R|R|K|L|M|N| 299ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 300ecd01b69SMichal Swiatkowski * 301ecd01b69SMichal Swiatkowski * A = VLAN (0x8100) - Outer L2 header has VLAN (ethernet type 0x8100) 302ecd01b69SMichal Swiatkowski * B = NSHoE - Outer L2 header has NSH (ethernet type 0x894f) 303ecd01b69SMichal Swiatkowski * C = MPLS (0x8847) - There is at least 1 MPLS tag in the outer header 304ecd01b69SMichal Swiatkowski * (ethernet type 0x8847) 305ecd01b69SMichal Swiatkowski * D = MPLS (0x8848) - There is at least 1 MPLS tag in the outer header 306ecd01b69SMichal Swiatkowski * (ethernet type 0x8848) 307ecd01b69SMichal Swiatkowski * E = multi MPLS - There is more than a single MPLS tag in the outer header 308ecd01b69SMichal Swiatkowski * F = inner MPLS - There is inner MPLS tag in the packet 309ecd01b69SMichal Swiatkowski * G = tunneled MAC - Set if the packet includes a tunneled MAC 310ecd01b69SMichal Swiatkowski * H = tunneled VLAN - Same as VLAN, but for a tunneled header 311ecd01b69SMichal Swiatkowski * I = pkt_is_frag - Packet is fragmented (ipv4 or ipv6) 312ecd01b69SMichal Swiatkowski * J = ipv6_ext - The packet has routing or destination ipv6 extension in inner 313ecd01b69SMichal Swiatkowski * or outer ipv6 headers 314ecd01b69SMichal Swiatkowski * K = RoCE - UDP packet detected as RoCEv2 315ecd01b69SMichal Swiatkowski * L = UDP_XSUM_0 - Set to 1 if L4 checksum is 0 in a UDP packet 316ecd01b69SMichal Swiatkowski * M = ESP - This is a ESP packet 317ecd01b69SMichal Swiatkowski * N = NAT_ESP - This is a ESP packet encapsulated in UDP NAT 318ecd01b69SMichal Swiatkowski */ 319ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_MAC BIT(6) 320ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_VLAN BIT(7) 321ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_MASK (ICE_PKT_TUNNEL_MAC | ICE_PKT_TUNNEL_VLAN) 322ecd01b69SMichal Swiatkowski 323ecd01b69SMichal Swiatkowski /* MDID 22 324ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 325ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F| G |H|I|J| K |L|M| 326ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 327ecd01b69SMichal Swiatkowski * 328ecd01b69SMichal Swiatkowski * A = fin - fin flag in tcp header 329ecd01b69SMichal Swiatkowski * B = sync - sync flag in tcp header 330ecd01b69SMichal Swiatkowski * C = rst - rst flag in tcp header 331ecd01b69SMichal Swiatkowski * D = psh - psh flag in tcp header 332ecd01b69SMichal Swiatkowski * E = ack - ack flag in tcp header 333ecd01b69SMichal Swiatkowski * F = urg - urg flag in tcp header 334ecd01b69SMichal Swiatkowski * G = tunnel type (3b) - Flags used to decode tunnel type: 335ecd01b69SMichal Swiatkowski * * b000 - not a VXLAN/Geneve/GRE tunnel 336ecd01b69SMichal Swiatkowski * * b001 - VXLAN-GPE 337ecd01b69SMichal Swiatkowski * * b010 - VXLAN (non-GPE) 338ecd01b69SMichal Swiatkowski * * b011 - Geneve 339ecd01b69SMichal Swiatkowski * * b100 - GRE (no key, no xsum) 340ecd01b69SMichal Swiatkowski * * b101 - GREK (key, no xsum) 341ecd01b69SMichal Swiatkowski * * b110 - GREC (no key, xsum) 342ecd01b69SMichal Swiatkowski * * b111 - GREKC (key, xsum) 343ecd01b69SMichal Swiatkowski * H = UDP_GRE - Packet is UDP (VXLAN or VLAN_GPE or Geneve or MPLSoUDP or GRE) 344ecd01b69SMichal Swiatkowski * tunnel 345ecd01b69SMichal Swiatkowski * I = OAM - VXLAN/Geneve/tunneled NSH packet with the OAM bit set 346ecd01b69SMichal Swiatkowski * J = tunneled NSH - Packet has NSHoGRE or NSHoUDP 347ecd01b69SMichal Swiatkowski * K = switch (2b) - Direction on switch 348ecd01b69SMichal Swiatkowski * * b00 - normal 349ecd01b69SMichal Swiatkowski * * b01 - TX force only LAN 350ecd01b69SMichal Swiatkowski * * b10 - TX disable LAN 351ecd01b69SMichal Swiatkowski * * b11 - direct to VSI 352ecd01b69SMichal Swiatkowski * L = swpe - Represents SWPE bit in TX command 353ecd01b69SMichal Swiatkowski * M = sw_cmd - Switch command 354ecd01b69SMichal Swiatkowski * 355ecd01b69SMichal Swiatkowski * MDID 23 356ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 357ecd01b69SMichal Swiatkowski * |A|B|C|D| R |E|F|R| 358ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 359ecd01b69SMichal Swiatkowski * 360ecd01b69SMichal Swiatkowski * A = MAC error - Produced by MAC according to L2 error conditions 361ecd01b69SMichal Swiatkowski * B = PPRS no offload - FIFO overflow in PPRS or any problematic condition in 362ecd01b69SMichal Swiatkowski * PPRS ANA 363ecd01b69SMichal Swiatkowski * C = abort - Set when malicious packet is detected 364ecd01b69SMichal Swiatkowski * D = partial analysis - ANA's analysing got cut in the middle 365ecd01b69SMichal Swiatkowski * (header > 504B etc.) 366ecd01b69SMichal Swiatkowski * E = FLM - Flow director hit indication 367ecd01b69SMichal Swiatkowski * F = FDLONG - Flow direector long bucket indication 368ecd01b69SMichal Swiatkowski * 369ecd01b69SMichal Swiatkowski */ 370ecd01b69SMichal Swiatkowski #define ICE_MDID_SIZE 2 371ecd01b69SMichal Swiatkowski #define ICE_META_DATA_ID_HW 255 372ecd01b69SMichal Swiatkowski 373ecd01b69SMichal Swiatkowski enum ice_hw_metadata_id { 374ecd01b69SMichal Swiatkowski ICE_SOURCE_PORT_MDID = 16, 375ecd01b69SMichal Swiatkowski ICE_PTYPE_MDID = 17, 376ecd01b69SMichal Swiatkowski ICE_PACKET_LENGTH_MDID = 18, 377ecd01b69SMichal Swiatkowski ICE_SOURCE_VSI_MDID = 19, 378ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_MDID = 20, 379ecd01b69SMichal Swiatkowski ICE_PKT_TUNNEL_MDID = 21, 380ecd01b69SMichal Swiatkowski ICE_PKT_TCP_MDID = 22, 381ecd01b69SMichal Swiatkowski ICE_PKT_ERROR_MDID = 23, 382ecd01b69SMichal Swiatkowski }; 383ecd01b69SMichal Swiatkowski 384ecd01b69SMichal Swiatkowski enum ice_hw_metadata_offset { 385ecd01b69SMichal Swiatkowski ICE_SOURCE_PORT_MDID_OFFSET = ICE_MDID_SIZE * ICE_SOURCE_PORT_MDID, 386ecd01b69SMichal Swiatkowski ICE_PTYPE_MDID_OFFSET = ICE_MDID_SIZE * ICE_PTYPE_MDID, 387ecd01b69SMichal Swiatkowski ICE_PACKET_LENGTH_MDID_OFFSET = ICE_MDID_SIZE * ICE_PACKET_LENGTH_MDID, 388ecd01b69SMichal Swiatkowski ICE_SOURCE_VSI_MDID_OFFSET = ICE_MDID_SIZE * ICE_SOURCE_VSI_MDID, 389ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_VLAN_MDID, 390ecd01b69SMichal Swiatkowski ICE_PKT_TUNNEL_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_TUNNEL_MDID, 391ecd01b69SMichal Swiatkowski ICE_PKT_TCP_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_TCP_MDID, 392ecd01b69SMichal Swiatkowski ICE_PKT_ERROR_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_ERROR_MDID, 393ecd01b69SMichal Swiatkowski }; 394ecd01b69SMichal Swiatkowski 39503592a14SMichal Swiatkowski enum ice_pkt_flags { 396*41ad9f8eSMarcin Szycik ICE_PKT_FLAGS_MDID20 = 0, 397*41ad9f8eSMarcin Szycik ICE_PKT_FLAGS_MDID21 = 1, 398*41ad9f8eSMarcin Szycik ICE_PKT_FLAGS_MDID22 = 2, 399*41ad9f8eSMarcin Szycik ICE_PKT_FLAGS_MDID23 = 3, 40003592a14SMichal Swiatkowski }; 40103592a14SMichal Swiatkowski 402ecd01b69SMichal Swiatkowski struct ice_hw_metadata { 403ecd01b69SMichal Swiatkowski __be16 source_port; 404ecd01b69SMichal Swiatkowski __be16 ptype; 405ecd01b69SMichal Swiatkowski __be16 packet_length; 406ecd01b69SMichal Swiatkowski __be16 source_vsi; 407ecd01b69SMichal Swiatkowski __be16 flags[4]; 408ecd01b69SMichal Swiatkowski }; 409ecd01b69SMichal Swiatkowski 410fd2a6b71SDan Nowlin union ice_prot_hdr { 411fd2a6b71SDan Nowlin struct ice_ether_hdr eth_hdr; 412fd2a6b71SDan Nowlin struct ice_ethtype_hdr ethertype; 413fd2a6b71SDan Nowlin struct ice_vlan_hdr vlan_hdr; 414fd2a6b71SDan Nowlin struct ice_ipv4_hdr ipv4_hdr; 415fd2a6b71SDan Nowlin struct ice_ipv6_hdr ipv6_hdr; 416fd2a6b71SDan Nowlin struct ice_l4_hdr l4_hdr; 417fd2a6b71SDan Nowlin struct ice_sctp_hdr sctp_hdr; 4189e300987SMichal Swiatkowski struct ice_udp_tnl_hdr tnl_hdr; 419f0a35040SMichal Swiatkowski struct ice_nvgre_hdr nvgre_hdr; 4209a225f81SMarcin Szycik struct ice_udp_gtp_hdr gtp_hdr; 421cd8efeeeSMarcin Szycik struct ice_pppoe_hdr pppoe_hdr; 422cd634549SMarcin Szycik struct ice_l2tpv3_sess_hdr l2tpv3_sess_hdr; 423ecd01b69SMichal Swiatkowski struct ice_hw_metadata metadata; 424fd2a6b71SDan Nowlin }; 425fd2a6b71SDan Nowlin 426fd2a6b71SDan Nowlin /* This is mapping table entry that maps every word within a given protocol 427fd2a6b71SDan Nowlin * structure to the real byte offset as per the specification of that 428fd2a6b71SDan Nowlin * protocol header. 429fd2a6b71SDan Nowlin * for e.g. dst address is 3 words in ethertype header and corresponding bytes 430fd2a6b71SDan Nowlin * are 0, 2, 3 in the actual packet header and src address is at 4, 6, 8 431fd2a6b71SDan Nowlin */ 432fd2a6b71SDan Nowlin struct ice_prot_ext_tbl_entry { 433fd2a6b71SDan Nowlin enum ice_protocol_type prot_type; 434fd2a6b71SDan Nowlin /* Byte offset into header of given protocol type */ 435fd2a6b71SDan Nowlin u8 offs[sizeof(union ice_prot_hdr)]; 436fd2a6b71SDan Nowlin }; 437fd2a6b71SDan Nowlin 438fd2a6b71SDan Nowlin /* Extractions to be looked up for a given recipe */ 439fd2a6b71SDan Nowlin struct ice_prot_lkup_ext { 440fd2a6b71SDan Nowlin u16 prot_type; 441fd2a6b71SDan Nowlin u8 n_val_words; 442fd2a6b71SDan Nowlin /* create a buffer to hold max words per recipe */ 443fd2a6b71SDan Nowlin u16 field_off[ICE_MAX_CHAIN_WORDS]; 444fd2a6b71SDan Nowlin u16 field_mask[ICE_MAX_CHAIN_WORDS]; 445fd2a6b71SDan Nowlin 446fd2a6b71SDan Nowlin struct ice_fv_word fv_words[ICE_MAX_CHAIN_WORDS]; 447fd2a6b71SDan Nowlin 448fd2a6b71SDan Nowlin /* Indicate field offsets that have field vector indices assigned */ 449fd2a6b71SDan Nowlin DECLARE_BITMAP(done, ICE_MAX_CHAIN_WORDS); 450fd2a6b71SDan Nowlin }; 451fd2a6b71SDan Nowlin 452fd2a6b71SDan Nowlin struct ice_pref_recipe_group { 453fd2a6b71SDan Nowlin u8 n_val_pairs; /* Number of valid pairs */ 454fd2a6b71SDan Nowlin struct ice_fv_word pairs[ICE_NUM_WORDS_RECIPE]; 455fd2a6b71SDan Nowlin u16 mask[ICE_NUM_WORDS_RECIPE]; 456fd2a6b71SDan Nowlin }; 457fd2a6b71SDan Nowlin 458fd2a6b71SDan Nowlin struct ice_recp_grp_entry { 459fd2a6b71SDan Nowlin struct list_head l_entry; 460fd2a6b71SDan Nowlin 461fd2a6b71SDan Nowlin #define ICE_INVAL_CHAIN_IND 0xFF 462fd2a6b71SDan Nowlin u16 rid; 463fd2a6b71SDan Nowlin u8 chain_idx; 464fd2a6b71SDan Nowlin u16 fv_idx[ICE_NUM_WORDS_RECIPE]; 465fd2a6b71SDan Nowlin u16 fv_mask[ICE_NUM_WORDS_RECIPE]; 466fd2a6b71SDan Nowlin struct ice_pref_recipe_group r_group; 467fd2a6b71SDan Nowlin }; 46831ad4e4eSTony Nguyen #endif /* _ICE_PROTOCOL_TYPE_H_ */ 469