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, 509e300987SMichal Swiatkowski ICE_VXLAN_GPE, 51fd2a6b71SDan Nowlin ICE_SCTP_IL, 52fd2a6b71SDan Nowlin ICE_PROTOCOL_LAST 53fd2a6b71SDan Nowlin }; 54fd2a6b71SDan Nowlin 559e300987SMichal Swiatkowski enum ice_sw_tunnel_type { 569e300987SMichal Swiatkowski ICE_NON_TUN = 0, 57b70bc066SWojciech Drewek ICE_SW_TUN_AND_NON_TUN, 589e300987SMichal Swiatkowski ICE_SW_TUN_VXLAN, 599e300987SMichal Swiatkowski ICE_SW_TUN_GENEVE, 60f0a35040SMichal Swiatkowski ICE_SW_TUN_NVGRE, 619a225f81SMarcin Szycik ICE_SW_TUN_GTPU, 629a225f81SMarcin Szycik ICE_SW_TUN_GTPC, 63f0a35040SMichal Swiatkowski ICE_ALL_TUNNELS /* All tunnel types including NVGRE */ 649e300987SMichal Swiatkowski }; 659e300987SMichal Swiatkowski 6631ad4e4eSTony Nguyen /* Decoders for ice_prot_id: 6731ad4e4eSTony Nguyen * - F: First 6831ad4e4eSTony Nguyen * - I: Inner 6931ad4e4eSTony Nguyen * - L: Last 7031ad4e4eSTony Nguyen * - O: Outer 7131ad4e4eSTony Nguyen * - S: Single 7231ad4e4eSTony Nguyen */ 7331ad4e4eSTony Nguyen enum ice_prot_id { 7431ad4e4eSTony Nguyen ICE_PROT_ID_INVAL = 0, 752c57ffcbSHenry Tieman ICE_PROT_MAC_OF_OR_S = 1, 76390bd141SQi Zhang ICE_PROT_MAC_IL = 4, 77390bd141SQi Zhang ICE_PROT_ETYPE_OL = 9, 78390bd141SQi Zhang ICE_PROT_ETYPE_IL = 10, 7931ad4e4eSTony Nguyen ICE_PROT_IPV4_OF_OR_S = 32, 8031ad4e4eSTony Nguyen ICE_PROT_IPV4_IL = 33, 8131ad4e4eSTony Nguyen ICE_PROT_IPV6_OF_OR_S = 40, 8231ad4e4eSTony Nguyen ICE_PROT_IPV6_IL = 41, 8331ad4e4eSTony Nguyen ICE_PROT_TCP_IL = 49, 84148beb61SHenry Tieman ICE_PROT_UDP_OF = 52, 8531ad4e4eSTony Nguyen ICE_PROT_UDP_IL_OR_S = 53, 86a4e82a81STony Nguyen ICE_PROT_GRE_OF = 64, 870577313eSQi Zhang ICE_PROT_ESP_F = 88, 880577313eSQi Zhang ICE_PROT_ESP_2 = 89, 891c01c8c6SMd Fahad Iqbal Polash ICE_PROT_SCTP_IL = 96, 90390bd141SQi Zhang ICE_PROT_ICMP_IL = 98, 91390bd141SQi Zhang ICE_PROT_ICMPV6_IL = 100, 920577313eSQi Zhang ICE_PROT_PPPOE = 103, 930577313eSQi Zhang ICE_PROT_L2TPV3 = 104, 94390bd141SQi Zhang ICE_PROT_ARP_OF = 118, 9531ad4e4eSTony Nguyen ICE_PROT_META_ID = 255, /* when offset == metadata */ 9631ad4e4eSTony Nguyen ICE_PROT_INVALID = 255 /* when offset == ICE_FV_OFFSET_INVAL */ 9731ad4e4eSTony Nguyen }; 98fd2a6b71SDan Nowlin 998b032a55SMichal Swiatkowski #define ICE_VNI_OFFSET 12 /* offset of VNI from ICE_PROT_UDP_OF */ 1008b032a55SMichal Swiatkowski 101fd2a6b71SDan Nowlin #define ICE_MAC_OFOS_HW 1 102fd2a6b71SDan Nowlin #define ICE_MAC_IL_HW 4 103fd2a6b71SDan Nowlin #define ICE_ETYPE_OL_HW 9 10434a89775SMartyna Szapar-Mudlaw #define ICE_ETYPE_IL_HW 10 105fd2a6b71SDan Nowlin #define ICE_VLAN_OF_HW 16 106fd2a6b71SDan Nowlin #define ICE_VLAN_OL_HW 17 107fd2a6b71SDan Nowlin #define ICE_IPV4_OFOS_HW 32 108fd2a6b71SDan Nowlin #define ICE_IPV4_IL_HW 33 109fd2a6b71SDan Nowlin #define ICE_IPV6_OFOS_HW 40 110fd2a6b71SDan Nowlin #define ICE_IPV6_IL_HW 41 111fd2a6b71SDan Nowlin #define ICE_TCP_IL_HW 49 112fd2a6b71SDan Nowlin #define ICE_UDP_ILOS_HW 53 113f0a35040SMichal Swiatkowski #define ICE_GRE_OF_HW 64 114cd8efeeeSMarcin Szycik #define ICE_PPPOE_HW 103 115cd634549SMarcin Szycik #define ICE_L2TPV3_HW 104 116fd2a6b71SDan Nowlin 117fd2a6b71SDan Nowlin #define ICE_UDP_OF_HW 52 /* UDP Tunnels */ 1188b032a55SMichal Swiatkowski 119ea71b967SMartyna Szapar-Mudlaw 120fd2a6b71SDan Nowlin #define ICE_TUN_FLAG_FV_IND 2 121fd2a6b71SDan Nowlin 122fd2a6b71SDan Nowlin /* Mapping of software defined protocol ID to hardware defined protocol ID */ 123fd2a6b71SDan Nowlin struct ice_protocol_entry { 124fd2a6b71SDan Nowlin enum ice_protocol_type type; 125fd2a6b71SDan Nowlin u8 protocol_id; 126fd2a6b71SDan Nowlin }; 127fd2a6b71SDan Nowlin 128fd2a6b71SDan Nowlin struct ice_ether_hdr { 129fd2a6b71SDan Nowlin u8 dst_addr[ETH_ALEN]; 130fd2a6b71SDan Nowlin u8 src_addr[ETH_ALEN]; 131fd2a6b71SDan Nowlin }; 132fd2a6b71SDan Nowlin 133fd2a6b71SDan Nowlin struct ice_ethtype_hdr { 134fd2a6b71SDan Nowlin __be16 ethtype_id; 135fd2a6b71SDan Nowlin }; 136fd2a6b71SDan Nowlin 137fd2a6b71SDan Nowlin struct ice_ether_vlan_hdr { 138fd2a6b71SDan Nowlin u8 dst_addr[ETH_ALEN]; 139fd2a6b71SDan Nowlin u8 src_addr[ETH_ALEN]; 140fd2a6b71SDan Nowlin __be32 vlan_id; 141fd2a6b71SDan Nowlin }; 142fd2a6b71SDan Nowlin 143fd2a6b71SDan Nowlin struct ice_vlan_hdr { 144fd2a6b71SDan Nowlin __be16 type; 145fd2a6b71SDan Nowlin __be16 vlan; 146fd2a6b71SDan Nowlin }; 147fd2a6b71SDan Nowlin 148fd2a6b71SDan Nowlin struct ice_ipv4_hdr { 149fd2a6b71SDan Nowlin u8 version; 150fd2a6b71SDan Nowlin u8 tos; 151fd2a6b71SDan Nowlin __be16 total_length; 152fd2a6b71SDan Nowlin __be16 id; 153fd2a6b71SDan Nowlin __be16 frag_off; 154fd2a6b71SDan Nowlin u8 time_to_live; 155fd2a6b71SDan Nowlin u8 protocol; 156fd2a6b71SDan Nowlin __be16 check; 157fd2a6b71SDan Nowlin __be32 src_addr; 158fd2a6b71SDan Nowlin __be32 dst_addr; 159fd2a6b71SDan Nowlin }; 160fd2a6b71SDan Nowlin 161fd2a6b71SDan Nowlin struct ice_ipv6_hdr { 162fd2a6b71SDan Nowlin __be32 be_ver_tc_flow; 163fd2a6b71SDan Nowlin __be16 payload_len; 164fd2a6b71SDan Nowlin u8 next_hdr; 165fd2a6b71SDan Nowlin u8 hop_limit; 166fd2a6b71SDan Nowlin u8 src_addr[ICE_IPV6_ADDR_LENGTH]; 167fd2a6b71SDan Nowlin u8 dst_addr[ICE_IPV6_ADDR_LENGTH]; 168fd2a6b71SDan Nowlin }; 169fd2a6b71SDan Nowlin 170fd2a6b71SDan Nowlin struct ice_sctp_hdr { 171fd2a6b71SDan Nowlin __be16 src_port; 172fd2a6b71SDan Nowlin __be16 dst_port; 173fd2a6b71SDan Nowlin __be32 verification_tag; 174fd2a6b71SDan Nowlin __be32 check; 175fd2a6b71SDan Nowlin }; 176fd2a6b71SDan Nowlin 177fd2a6b71SDan Nowlin struct ice_l4_hdr { 178fd2a6b71SDan Nowlin __be16 src_port; 179fd2a6b71SDan Nowlin __be16 dst_port; 180fd2a6b71SDan Nowlin __be16 len; 181fd2a6b71SDan Nowlin __be16 check; 182fd2a6b71SDan Nowlin }; 183fd2a6b71SDan Nowlin 1849e300987SMichal Swiatkowski struct ice_udp_tnl_hdr { 1859e300987SMichal Swiatkowski __be16 field; 1869e300987SMichal Swiatkowski __be16 proto_type; 1879e300987SMichal Swiatkowski __be32 vni; /* only use lower 24-bits */ 1889e300987SMichal Swiatkowski }; 1899e300987SMichal Swiatkowski 1909a225f81SMarcin Szycik struct ice_udp_gtp_hdr { 1919a225f81SMarcin Szycik u8 flags; 1929a225f81SMarcin Szycik u8 msg_type; 1939a225f81SMarcin Szycik __be16 rsrvd_len; 1949a225f81SMarcin Szycik __be32 teid; 1959a225f81SMarcin Szycik __be16 rsrvd_seq_nbr; 1969a225f81SMarcin Szycik u8 rsrvd_n_pdu_nbr; 1979a225f81SMarcin Szycik u8 rsrvd_next_ext; 1989a225f81SMarcin Szycik u8 rsvrd_ext_len; 1999a225f81SMarcin Szycik u8 pdu_type; 2009a225f81SMarcin Szycik u8 qfi; 2019a225f81SMarcin Szycik u8 rsvrd; 2029a225f81SMarcin Szycik }; 2039a225f81SMarcin Szycik 204cd8efeeeSMarcin Szycik struct ice_pppoe_hdr { 205cd8efeeeSMarcin Szycik u8 rsrvd_ver_type; 206cd8efeeeSMarcin Szycik u8 rsrvd_code; 207cd8efeeeSMarcin Szycik __be16 session_id; 208cd8efeeeSMarcin Szycik __be16 length; 209cd8efeeeSMarcin Szycik __be16 ppp_prot_id; /* control and data only */ 210cd8efeeeSMarcin Szycik }; 211cd8efeeeSMarcin Szycik 212cd634549SMarcin Szycik struct ice_l2tpv3_sess_hdr { 213cd634549SMarcin Szycik __be32 session_id; 214cd634549SMarcin Szycik __be64 cookie; 215cd634549SMarcin Szycik }; 216cd634549SMarcin Szycik 217f0a35040SMichal Swiatkowski struct ice_nvgre_hdr { 218f0a35040SMichal Swiatkowski __be16 flags; 219f0a35040SMichal Swiatkowski __be16 protocol; 220f0a35040SMichal Swiatkowski __be32 tni_flow; 221f0a35040SMichal Swiatkowski }; 222f0a35040SMichal Swiatkowski 223*ecd01b69SMichal Swiatkowski /* Metadata information 224*ecd01b69SMichal Swiatkowski * 225*ecd01b69SMichal Swiatkowski * Not all MDIDs can be used by switch block. It depends on package version. 226*ecd01b69SMichal Swiatkowski * 227*ecd01b69SMichal Swiatkowski * MDID 16 (Rx offset) 228*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 229*ecd01b69SMichal Swiatkowski * | A | B | Reserved | 230*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 231*ecd01b69SMichal Swiatkowski * 232*ecd01b69SMichal Swiatkowski * A = Source port where the transaction came from (3b). 233*ecd01b69SMichal Swiatkowski * 234*ecd01b69SMichal Swiatkowski * B = Destination TC of the packet. The TC is relative to a port (5b). 235*ecd01b69SMichal Swiatkowski * 236*ecd01b69SMichal Swiatkowski * MDID 17 237*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 238*ecd01b69SMichal Swiatkowski * | PTYPE | Reserved | 239*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 240*ecd01b69SMichal Swiatkowski * 241*ecd01b69SMichal Swiatkowski * PTYPE = Encodes the packet type (10b). 242*ecd01b69SMichal Swiatkowski * 243*ecd01b69SMichal Swiatkowski * MDID 18 244*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 245*ecd01b69SMichal Swiatkowski * | Packet length | R | 246*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 247*ecd01b69SMichal Swiatkowski * 248*ecd01b69SMichal Swiatkowski * Packet length = Length of the packet in bytes 249*ecd01b69SMichal Swiatkowski * (packet always carriers CRC) (14b). 250*ecd01b69SMichal Swiatkowski * R = Reserved (2b). 251*ecd01b69SMichal Swiatkowski * 252*ecd01b69SMichal Swiatkowski * MDID 19 253*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 254*ecd01b69SMichal Swiatkowski * | Source VSI | Reserved | 255*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 256*ecd01b69SMichal Swiatkowski * 257*ecd01b69SMichal Swiatkowski * Source VSI = Source VSI of packet loopbacked in switch (for egress) (10b). 258*ecd01b69SMichal Swiatkowski * 259*ecd01b69SMichal Swiatkowski * MDID 20 260*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 261*ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F|R|R|G|H|I|J|K|L|M|N| 262*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 263*ecd01b69SMichal Swiatkowski * 264*ecd01b69SMichal Swiatkowski * A = DSI - set for DSI RX pkts. 265*ecd01b69SMichal Swiatkowski * B = ipsec_decrypted - invalid on NIC. 266*ecd01b69SMichal Swiatkowski * C = marker - this is a marker packet. 267*ecd01b69SMichal Swiatkowski * D = from_network - for TX sets to 0 268*ecd01b69SMichal Swiatkowski * for RX: 269*ecd01b69SMichal Swiatkowski * * 1 - packet is from external link 270*ecd01b69SMichal Swiatkowski * * 0 - packet source is from internal 271*ecd01b69SMichal Swiatkowski * E = source_interface_is_rx - reflect the physical interface from where the 272*ecd01b69SMichal Swiatkowski * packet was received: 273*ecd01b69SMichal Swiatkowski * * 1 - Rx 274*ecd01b69SMichal Swiatkowski * * 0 - Tx 275*ecd01b69SMichal Swiatkowski * F = from_mng - The bit signals that the packet's origin is the management. 276*ecd01b69SMichal Swiatkowski * G = ucast - Outer L2 MAC address is unicast. 277*ecd01b69SMichal Swiatkowski * H = mcast - Outer L2 MAC address is multicast. 278*ecd01b69SMichal Swiatkowski * I = bcast - Outer L2 MAC address is broadcast. 279*ecd01b69SMichal Swiatkowski * J = second_outer_mac_present - 2 outer MAC headers are present in the packet. 280*ecd01b69SMichal Swiatkowski * K = STAG or BVLAN - Outer L2 header has STAG (ethernet type 0x88a8) or 281*ecd01b69SMichal Swiatkowski * BVLAN (ethernet type 0x88a8). 282*ecd01b69SMichal Swiatkowski * L = ITAG - Outer L2 header has ITAG *ethernet type 0x88e7) 283*ecd01b69SMichal Swiatkowski * M = EVLAN (0x8100) - Outer L2 header has EVLAN (ethernet type 0x8100) 284*ecd01b69SMichal Swiatkowski * N = EVLAN (0x9100) - Outer L2 header has EVLAN (ethernet type 0x9100) 285*ecd01b69SMichal Swiatkowski */ 286*ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_STAG BIT(12) 287*ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_ITAG BIT(13) 288*ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_EVLAN (BIT(14) | BIT(15)) 289*ecd01b69SMichal Swiatkowski #define ICE_PKT_VLAN_MASK (ICE_PKT_VLAN_STAG | ICE_PKT_VLAN_ITAG | \ 290*ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_EVLAN) 291*ecd01b69SMichal Swiatkowski /* MDID 21 292*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 293*ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F|G|H|I|J|R|R|K|L|M|N| 294*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 295*ecd01b69SMichal Swiatkowski * 296*ecd01b69SMichal Swiatkowski * A = VLAN (0x8100) - Outer L2 header has VLAN (ethernet type 0x8100) 297*ecd01b69SMichal Swiatkowski * B = NSHoE - Outer L2 header has NSH (ethernet type 0x894f) 298*ecd01b69SMichal Swiatkowski * C = MPLS (0x8847) - There is at least 1 MPLS tag in the outer header 299*ecd01b69SMichal Swiatkowski * (ethernet type 0x8847) 300*ecd01b69SMichal Swiatkowski * D = MPLS (0x8848) - There is at least 1 MPLS tag in the outer header 301*ecd01b69SMichal Swiatkowski * (ethernet type 0x8848) 302*ecd01b69SMichal Swiatkowski * E = multi MPLS - There is more than a single MPLS tag in the outer header 303*ecd01b69SMichal Swiatkowski * F = inner MPLS - There is inner MPLS tag in the packet 304*ecd01b69SMichal Swiatkowski * G = tunneled MAC - Set if the packet includes a tunneled MAC 305*ecd01b69SMichal Swiatkowski * H = tunneled VLAN - Same as VLAN, but for a tunneled header 306*ecd01b69SMichal Swiatkowski * I = pkt_is_frag - Packet is fragmented (ipv4 or ipv6) 307*ecd01b69SMichal Swiatkowski * J = ipv6_ext - The packet has routing or destination ipv6 extension in inner 308*ecd01b69SMichal Swiatkowski * or outer ipv6 headers 309*ecd01b69SMichal Swiatkowski * K = RoCE - UDP packet detected as RoCEv2 310*ecd01b69SMichal Swiatkowski * L = UDP_XSUM_0 - Set to 1 if L4 checksum is 0 in a UDP packet 311*ecd01b69SMichal Swiatkowski * M = ESP - This is a ESP packet 312*ecd01b69SMichal Swiatkowski * N = NAT_ESP - This is a ESP packet encapsulated in UDP NAT 313*ecd01b69SMichal Swiatkowski */ 314*ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_MAC BIT(6) 315*ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_VLAN BIT(7) 316*ecd01b69SMichal Swiatkowski #define ICE_PKT_TUNNEL_MASK (ICE_PKT_TUNNEL_MAC | ICE_PKT_TUNNEL_VLAN) 317*ecd01b69SMichal Swiatkowski 318*ecd01b69SMichal Swiatkowski /* MDID 22 319*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 320*ecd01b69SMichal Swiatkowski * |A|B|C|D|E|F| G |H|I|J| K |L|M| 321*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 322*ecd01b69SMichal Swiatkowski * 323*ecd01b69SMichal Swiatkowski * A = fin - fin flag in tcp header 324*ecd01b69SMichal Swiatkowski * B = sync - sync flag in tcp header 325*ecd01b69SMichal Swiatkowski * C = rst - rst flag in tcp header 326*ecd01b69SMichal Swiatkowski * D = psh - psh flag in tcp header 327*ecd01b69SMichal Swiatkowski * E = ack - ack flag in tcp header 328*ecd01b69SMichal Swiatkowski * F = urg - urg flag in tcp header 329*ecd01b69SMichal Swiatkowski * G = tunnel type (3b) - Flags used to decode tunnel type: 330*ecd01b69SMichal Swiatkowski * * b000 - not a VXLAN/Geneve/GRE tunnel 331*ecd01b69SMichal Swiatkowski * * b001 - VXLAN-GPE 332*ecd01b69SMichal Swiatkowski * * b010 - VXLAN (non-GPE) 333*ecd01b69SMichal Swiatkowski * * b011 - Geneve 334*ecd01b69SMichal Swiatkowski * * b100 - GRE (no key, no xsum) 335*ecd01b69SMichal Swiatkowski * * b101 - GREK (key, no xsum) 336*ecd01b69SMichal Swiatkowski * * b110 - GREC (no key, xsum) 337*ecd01b69SMichal Swiatkowski * * b111 - GREKC (key, xsum) 338*ecd01b69SMichal Swiatkowski * H = UDP_GRE - Packet is UDP (VXLAN or VLAN_GPE or Geneve or MPLSoUDP or GRE) 339*ecd01b69SMichal Swiatkowski * tunnel 340*ecd01b69SMichal Swiatkowski * I = OAM - VXLAN/Geneve/tunneled NSH packet with the OAM bit set 341*ecd01b69SMichal Swiatkowski * J = tunneled NSH - Packet has NSHoGRE or NSHoUDP 342*ecd01b69SMichal Swiatkowski * K = switch (2b) - Direction on switch 343*ecd01b69SMichal Swiatkowski * * b00 - normal 344*ecd01b69SMichal Swiatkowski * * b01 - TX force only LAN 345*ecd01b69SMichal Swiatkowski * * b10 - TX disable LAN 346*ecd01b69SMichal Swiatkowski * * b11 - direct to VSI 347*ecd01b69SMichal Swiatkowski * L = swpe - Represents SWPE bit in TX command 348*ecd01b69SMichal Swiatkowski * M = sw_cmd - Switch command 349*ecd01b69SMichal Swiatkowski * 350*ecd01b69SMichal Swiatkowski * MDID 23 351*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 352*ecd01b69SMichal Swiatkowski * |A|B|C|D| R |E|F|R| 353*ecd01b69SMichal Swiatkowski * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 354*ecd01b69SMichal Swiatkowski * 355*ecd01b69SMichal Swiatkowski * A = MAC error - Produced by MAC according to L2 error conditions 356*ecd01b69SMichal Swiatkowski * B = PPRS no offload - FIFO overflow in PPRS or any problematic condition in 357*ecd01b69SMichal Swiatkowski * PPRS ANA 358*ecd01b69SMichal Swiatkowski * C = abort - Set when malicious packet is detected 359*ecd01b69SMichal Swiatkowski * D = partial analysis - ANA's analysing got cut in the middle 360*ecd01b69SMichal Swiatkowski * (header > 504B etc.) 361*ecd01b69SMichal Swiatkowski * E = FLM - Flow director hit indication 362*ecd01b69SMichal Swiatkowski * F = FDLONG - Flow direector long bucket indication 363*ecd01b69SMichal Swiatkowski * 364*ecd01b69SMichal Swiatkowski */ 365*ecd01b69SMichal Swiatkowski #define ICE_MDID_SIZE 2 366*ecd01b69SMichal Swiatkowski #define ICE_META_DATA_ID_HW 255 367*ecd01b69SMichal Swiatkowski 368*ecd01b69SMichal Swiatkowski enum ice_hw_metadata_id { 369*ecd01b69SMichal Swiatkowski ICE_SOURCE_PORT_MDID = 16, 370*ecd01b69SMichal Swiatkowski ICE_PTYPE_MDID = 17, 371*ecd01b69SMichal Swiatkowski ICE_PACKET_LENGTH_MDID = 18, 372*ecd01b69SMichal Swiatkowski ICE_SOURCE_VSI_MDID = 19, 373*ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_MDID = 20, 374*ecd01b69SMichal Swiatkowski ICE_PKT_TUNNEL_MDID = 21, 375*ecd01b69SMichal Swiatkowski ICE_PKT_TCP_MDID = 22, 376*ecd01b69SMichal Swiatkowski ICE_PKT_ERROR_MDID = 23, 377*ecd01b69SMichal Swiatkowski }; 378*ecd01b69SMichal Swiatkowski 379*ecd01b69SMichal Swiatkowski enum ice_hw_metadata_offset { 380*ecd01b69SMichal Swiatkowski ICE_SOURCE_PORT_MDID_OFFSET = ICE_MDID_SIZE * ICE_SOURCE_PORT_MDID, 381*ecd01b69SMichal Swiatkowski ICE_PTYPE_MDID_OFFSET = ICE_MDID_SIZE * ICE_PTYPE_MDID, 382*ecd01b69SMichal Swiatkowski ICE_PACKET_LENGTH_MDID_OFFSET = ICE_MDID_SIZE * ICE_PACKET_LENGTH_MDID, 383*ecd01b69SMichal Swiatkowski ICE_SOURCE_VSI_MDID_OFFSET = ICE_MDID_SIZE * ICE_SOURCE_VSI_MDID, 384*ecd01b69SMichal Swiatkowski ICE_PKT_VLAN_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_VLAN_MDID, 385*ecd01b69SMichal Swiatkowski ICE_PKT_TUNNEL_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_TUNNEL_MDID, 386*ecd01b69SMichal Swiatkowski ICE_PKT_TCP_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_TCP_MDID, 387*ecd01b69SMichal Swiatkowski ICE_PKT_ERROR_MDID_OFFSET = ICE_MDID_SIZE * ICE_PKT_ERROR_MDID, 388*ecd01b69SMichal Swiatkowski }; 389*ecd01b69SMichal Swiatkowski 390*ecd01b69SMichal Swiatkowski struct ice_hw_metadata { 391*ecd01b69SMichal Swiatkowski __be16 source_port; 392*ecd01b69SMichal Swiatkowski __be16 ptype; 393*ecd01b69SMichal Swiatkowski __be16 packet_length; 394*ecd01b69SMichal Swiatkowski __be16 source_vsi; 395*ecd01b69SMichal Swiatkowski __be16 flags[4]; 396*ecd01b69SMichal Swiatkowski }; 397*ecd01b69SMichal Swiatkowski 398fd2a6b71SDan Nowlin union ice_prot_hdr { 399fd2a6b71SDan Nowlin struct ice_ether_hdr eth_hdr; 400fd2a6b71SDan Nowlin struct ice_ethtype_hdr ethertype; 401fd2a6b71SDan Nowlin struct ice_vlan_hdr vlan_hdr; 402fd2a6b71SDan Nowlin struct ice_ipv4_hdr ipv4_hdr; 403fd2a6b71SDan Nowlin struct ice_ipv6_hdr ipv6_hdr; 404fd2a6b71SDan Nowlin struct ice_l4_hdr l4_hdr; 405fd2a6b71SDan Nowlin struct ice_sctp_hdr sctp_hdr; 4069e300987SMichal Swiatkowski struct ice_udp_tnl_hdr tnl_hdr; 407f0a35040SMichal Swiatkowski struct ice_nvgre_hdr nvgre_hdr; 4089a225f81SMarcin Szycik struct ice_udp_gtp_hdr gtp_hdr; 409cd8efeeeSMarcin Szycik struct ice_pppoe_hdr pppoe_hdr; 410cd634549SMarcin Szycik struct ice_l2tpv3_sess_hdr l2tpv3_sess_hdr; 411*ecd01b69SMichal Swiatkowski struct ice_hw_metadata metadata; 412fd2a6b71SDan Nowlin }; 413fd2a6b71SDan Nowlin 414fd2a6b71SDan Nowlin /* This is mapping table entry that maps every word within a given protocol 415fd2a6b71SDan Nowlin * structure to the real byte offset as per the specification of that 416fd2a6b71SDan Nowlin * protocol header. 417fd2a6b71SDan Nowlin * for e.g. dst address is 3 words in ethertype header and corresponding bytes 418fd2a6b71SDan Nowlin * are 0, 2, 3 in the actual packet header and src address is at 4, 6, 8 419fd2a6b71SDan Nowlin */ 420fd2a6b71SDan Nowlin struct ice_prot_ext_tbl_entry { 421fd2a6b71SDan Nowlin enum ice_protocol_type prot_type; 422fd2a6b71SDan Nowlin /* Byte offset into header of given protocol type */ 423fd2a6b71SDan Nowlin u8 offs[sizeof(union ice_prot_hdr)]; 424fd2a6b71SDan Nowlin }; 425fd2a6b71SDan Nowlin 426fd2a6b71SDan Nowlin /* Extractions to be looked up for a given recipe */ 427fd2a6b71SDan Nowlin struct ice_prot_lkup_ext { 428fd2a6b71SDan Nowlin u16 prot_type; 429fd2a6b71SDan Nowlin u8 n_val_words; 430fd2a6b71SDan Nowlin /* create a buffer to hold max words per recipe */ 431fd2a6b71SDan Nowlin u16 field_off[ICE_MAX_CHAIN_WORDS]; 432fd2a6b71SDan Nowlin u16 field_mask[ICE_MAX_CHAIN_WORDS]; 433fd2a6b71SDan Nowlin 434fd2a6b71SDan Nowlin struct ice_fv_word fv_words[ICE_MAX_CHAIN_WORDS]; 435fd2a6b71SDan Nowlin 436fd2a6b71SDan Nowlin /* Indicate field offsets that have field vector indices assigned */ 437fd2a6b71SDan Nowlin DECLARE_BITMAP(done, ICE_MAX_CHAIN_WORDS); 438fd2a6b71SDan Nowlin }; 439fd2a6b71SDan Nowlin 440fd2a6b71SDan Nowlin struct ice_pref_recipe_group { 441fd2a6b71SDan Nowlin u8 n_val_pairs; /* Number of valid pairs */ 442fd2a6b71SDan Nowlin struct ice_fv_word pairs[ICE_NUM_WORDS_RECIPE]; 443fd2a6b71SDan Nowlin u16 mask[ICE_NUM_WORDS_RECIPE]; 444fd2a6b71SDan Nowlin }; 445fd2a6b71SDan Nowlin 446fd2a6b71SDan Nowlin struct ice_recp_grp_entry { 447fd2a6b71SDan Nowlin struct list_head l_entry; 448fd2a6b71SDan Nowlin 449fd2a6b71SDan Nowlin #define ICE_INVAL_CHAIN_IND 0xFF 450fd2a6b71SDan Nowlin u16 rid; 451fd2a6b71SDan Nowlin u8 chain_idx; 452fd2a6b71SDan Nowlin u16 fv_idx[ICE_NUM_WORDS_RECIPE]; 453fd2a6b71SDan Nowlin u16 fv_mask[ICE_NUM_WORDS_RECIPE]; 454fd2a6b71SDan Nowlin struct ice_pref_recipe_group r_group; 455fd2a6b71SDan Nowlin }; 45631ad4e4eSTony Nguyen #endif /* _ICE_PROTOCOL_TYPE_H_ */ 457