| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Marvell RVU Ethernet driver |
| * |
| * Copyright (C) 2020 Marvell. |
| * |
| */ |
| |
| #ifndef OTX2_STRUCT_H |
| #define OTX2_STRUCT_H |
| |
| /* NIX WQE/CQE size 128 byte or 512 byte */ |
| enum nix_cqesz_e { |
| NIX_XQESZ_W64 = 0x0, |
| NIX_XQESZ_W16 = 0x1, |
| }; |
| |
| enum nix_sqes_e { |
| NIX_SQESZ_W16 = 0x0, |
| NIX_SQESZ_W8 = 0x1, |
| }; |
| |
| enum nix_send_ldtype { |
| NIX_SEND_LDTYPE_LDD = 0x0, |
| NIX_SEND_LDTYPE_LDT = 0x1, |
| NIX_SEND_LDTYPE_LDWB = 0x2, |
| }; |
| |
| /* CSUM offload */ |
| enum nix_sendl3type { |
| NIX_SENDL3TYPE_NONE = 0x0, |
| NIX_SENDL3TYPE_IP4 = 0x2, |
| NIX_SENDL3TYPE_IP4_CKSUM = 0x3, |
| NIX_SENDL3TYPE_IP6 = 0x4, |
| }; |
| |
| enum nix_sendl4type { |
| NIX_SENDL4TYPE_NONE, |
| NIX_SENDL4TYPE_TCP_CKSUM, |
| NIX_SENDL4TYPE_SCTP_CKSUM, |
| NIX_SENDL4TYPE_UDP_CKSUM, |
| }; |
| |
| /* NIX wqe/cqe types */ |
| enum nix_xqe_type { |
| NIX_XQE_TYPE_INVALID = 0x0, |
| NIX_XQE_TYPE_RX = 0x1, |
| NIX_XQE_TYPE_RX_IPSECS = 0x2, |
| NIX_XQE_TYPE_RX_IPSECH = 0x3, |
| NIX_XQE_TYPE_RX_IPSECD = 0x4, |
| NIX_XQE_TYPE_SEND = 0x8, |
| }; |
| |
| /* NIX CQE/SQE subdescriptor types */ |
| enum nix_subdc { |
| NIX_SUBDC_NOP = 0x0, |
| NIX_SUBDC_EXT = 0x1, |
| NIX_SUBDC_CRC = 0x2, |
| NIX_SUBDC_IMM = 0x3, |
| NIX_SUBDC_SG = 0x4, |
| NIX_SUBDC_MEM = 0x5, |
| NIX_SUBDC_JUMP = 0x6, |
| NIX_SUBDC_WORK = 0x7, |
| NIX_SUBDC_SOD = 0xf, |
| }; |
| |
| /* Algorithm for nix_sqe_mem_s header (value of the `alg` field) */ |
| enum nix_sendmemalg { |
| NIX_SENDMEMALG_E_SET = 0x0, |
| NIX_SENDMEMALG_E_SETTSTMP = 0x1, |
| NIX_SENDMEMALG_E_SETRSLT = 0x2, |
| NIX_SENDMEMALG_E_ADD = 0x8, |
| NIX_SENDMEMALG_E_SUB = 0x9, |
| NIX_SENDMEMALG_E_ADDLEN = 0xa, |
| NIX_SENDMEMALG_E_SUBLEN = 0xb, |
| NIX_SENDMEMALG_E_ADDMBUF = 0xc, |
| NIX_SENDMEMALG_E_SUBMBUF = 0xd, |
| NIX_SENDMEMALG_E_ENUM_LAST = 0xe, |
| }; |
| |
| /* NIX CQE header structure */ |
| struct nix_cqe_hdr_s { |
| u64 flow_tag : 32; |
| u64 q : 20; |
| u64 reserved_52_57 : 6; |
| u64 node : 2; |
| u64 cqe_type : 4; |
| }; |
| |
| /* NIX CQE RX parse structure */ |
| struct nix_rx_parse_s { |
| u64 chan : 12; |
| u64 desc_sizem1 : 5; |
| u64 rsvd_17 : 1; |
| u64 express : 1; |
| u64 wqwd : 1; |
| u64 errlev : 4; |
| u64 errcode : 8; |
| u64 latype : 4; |
| u64 lbtype : 4; |
| u64 lctype : 4; |
| u64 ldtype : 4; |
| u64 letype : 4; |
| u64 lftype : 4; |
| u64 lgtype : 4; |
| u64 lhtype : 4; |
| u64 pkt_lenm1 : 16; /* W1 */ |
| u64 l2m : 1; |
| u64 l2b : 1; |
| u64 l3m : 1; |
| u64 l3b : 1; |
| u64 vtag0_valid : 1; |
| u64 vtag0_gone : 1; |
| u64 vtag1_valid : 1; |
| u64 vtag1_gone : 1; |
| u64 pkind : 6; |
| u64 rsvd_95_94 : 2; |
| u64 vtag0_tci : 16; |
| u64 vtag1_tci : 16; |
| u64 laflags : 8; /* W2 */ |
| u64 lbflags : 8; |
| u64 lcflags : 8; |
| u64 ldflags : 8; |
| u64 leflags : 8; |
| u64 lfflags : 8; |
| u64 lgflags : 8; |
| u64 lhflags : 8; |
| u64 eoh_ptr : 8; /* W3 */ |
| u64 wqe_aura : 20; |
| u64 pb_aura : 20; |
| u64 match_id : 16; |
| u64 laptr : 8; /* W4 */ |
| u64 lbptr : 8; |
| u64 lcptr : 8; |
| u64 ldptr : 8; |
| u64 leptr : 8; |
| u64 lfptr : 8; |
| u64 lgptr : 8; |
| u64 lhptr : 8; |
| u64 vtag0_ptr : 8; /* W5 */ |
| u64 vtag1_ptr : 8; |
| u64 flow_key_alg : 5; |
| u64 rsvd_359_341 : 19; |
| u64 color : 2; |
| u64 rsvd_383_362 : 22; |
| u64 rsvd_447_384; /* W6 */ |
| }; |
| |
| /* NIX CQE RX scatter/gather subdescriptor structure */ |
| struct nix_rx_sg_s { |
| u64 seg_size : 16; /* W0 */ |
| u64 seg2_size : 16; |
| u64 seg3_size : 16; |
| u64 segs : 2; |
| u64 rsvd_59_50 : 10; |
| u64 subdc : 4; |
| u64 seg_addr; |
| u64 seg2_addr; |
| u64 seg3_addr; |
| }; |
| |
| struct nix_send_comp_s { |
| u64 status : 8; |
| u64 sqe_id : 16; |
| u64 rsvd_24_63 : 40; |
| }; |
| |
| struct nix_cqe_rx_s { |
| struct nix_cqe_hdr_s hdr; |
| struct nix_rx_parse_s parse; |
| struct nix_rx_sg_s sg; |
| }; |
| |
| struct nix_cqe_tx_s { |
| struct nix_cqe_hdr_s hdr; |
| struct nix_send_comp_s comp; |
| }; |
| |
| /* NIX SQE header structure */ |
| struct nix_sqe_hdr_s { |
| u64 total : 18; /* W0 */ |
| u64 reserved_18 : 1; |
| u64 df : 1; |
| u64 aura : 20; |
| u64 sizem1 : 3; |
| u64 pnc : 1; |
| u64 sq : 20; |
| u64 ol3ptr : 8; /* W1 */ |
| u64 ol4ptr : 8; |
| u64 il3ptr : 8; |
| u64 il4ptr : 8; |
| u64 ol3type : 4; |
| u64 ol4type : 4; |
| u64 il3type : 4; |
| u64 il4type : 4; |
| u64 sqe_id : 16; |
| |
| }; |
| |
| /* NIX send extended header subdescriptor structure */ |
| struct nix_sqe_ext_s { |
| u64 lso_mps : 14; /* W0 */ |
| u64 lso : 1; |
| u64 tstmp : 1; |
| u64 lso_sb : 8; |
| u64 lso_format : 5; |
| u64 rsvd_31_29 : 3; |
| u64 shp_chg : 9; |
| u64 shp_dis : 1; |
| u64 shp_ra : 2; |
| u64 markptr : 8; |
| u64 markform : 7; |
| u64 mark_en : 1; |
| u64 subdc : 4; |
| u64 vlan0_ins_ptr : 8; /* W1 */ |
| u64 vlan0_ins_tci : 16; |
| u64 vlan1_ins_ptr : 8; |
| u64 vlan1_ins_tci : 16; |
| u64 vlan0_ins_ena : 1; |
| u64 vlan1_ins_ena : 1; |
| u64 init_color : 2; |
| u64 rsvd_127_116 : 12; |
| }; |
| |
| struct nix_sqe_sg_s { |
| u64 seg1_size : 16; |
| u64 seg2_size : 16; |
| u64 seg3_size : 16; |
| u64 segs : 2; |
| u64 rsvd_54_50 : 5; |
| u64 i1 : 1; |
| u64 i2 : 1; |
| u64 i3 : 1; |
| u64 ld_type : 2; |
| u64 subdc : 4; |
| }; |
| |
| /* NIX send memory subdescriptor structure */ |
| struct nix_sqe_mem_s { |
| u64 start_offset : 8; |
| u64 rsvd_11_8 : 4; |
| u64 rsvd_12 : 1; |
| u64 udp_csum_crt : 1; |
| u64 update64 : 1; |
| u64 rsvd_15_16 : 1; |
| u64 base_ns : 32; |
| u64 step_type : 1; |
| u64 rsvd_51_49 : 3; |
| u64 per_lso_seg : 1; |
| u64 wmem : 1; |
| u64 dsz : 2; |
| u64 alg : 4; |
| u64 subdc : 4; |
| u64 addr; /* W1 */ |
| }; |
| |
| enum nix_cqerrint_e { |
| NIX_CQERRINT_DOOR_ERR = 0, |
| NIX_CQERRINT_WR_FULL = 1, |
| NIX_CQERRINT_CQE_FAULT = 2, |
| }; |
| |
| #define NIX_CQERRINT_BITS (BIT_ULL(NIX_CQERRINT_DOOR_ERR) | \ |
| BIT_ULL(NIX_CQERRINT_CQE_FAULT)) |
| |
| enum nix_rqint_e { |
| NIX_RQINT_DROP = 0, |
| NIX_RQINT_RED = 1, |
| }; |
| |
| #define NIX_RQINT_BITS (BIT_ULL(NIX_RQINT_DROP) | BIT_ULL(NIX_RQINT_RED)) |
| |
| enum nix_sqint_e { |
| NIX_SQINT_LMT_ERR = 0, |
| NIX_SQINT_MNQ_ERR = 1, |
| NIX_SQINT_SEND_ERR = 2, |
| NIX_SQINT_SQB_ALLOC_FAIL = 3, |
| }; |
| |
| #define NIX_SQINT_BITS (BIT_ULL(NIX_SQINT_LMT_ERR) | \ |
| BIT_ULL(NIX_SQINT_MNQ_ERR) | \ |
| BIT_ULL(NIX_SQINT_SEND_ERR) | \ |
| BIT_ULL(NIX_SQINT_SQB_ALLOC_FAIL)) |
| |
| enum nix_sqoperr_e { |
| NIX_SQOPERR_OOR = 0, |
| NIX_SQOPERR_CTX_FAULT = 1, |
| NIX_SQOPERR_CTX_POISON = 2, |
| NIX_SQOPERR_DISABLED = 3, |
| NIX_SQOPERR_SIZE_ERR = 4, |
| NIX_SQOPERR_OFLOW = 5, |
| NIX_SQOPERR_SQB_NULL = 6, |
| NIX_SQOPERR_SQB_FAULT = 7, |
| NIX_SQOPERR_SQE_SZ_ZERO = 8, |
| NIX_SQOPERR_MAX, |
| }; |
| |
| enum nix_mnqerr_e { |
| NIX_MNQERR_SQ_CTX_FAULT = 0, |
| NIX_MNQERR_SQ_CTX_POISON = 1, |
| NIX_MNQERR_SQB_FAULT = 2, |
| NIX_MNQERR_SQB_POISON = 3, |
| NIX_MNQERR_TOTAL_ERR = 4, |
| NIX_MNQERR_LSO_ERR = 5, |
| NIX_MNQERR_CQ_QUERY_ERR = 6, |
| NIX_MNQERR_MAX_SQE_SIZE_ERR = 7, |
| NIX_MNQERR_MAXLEN_ERR = 8, |
| NIX_MNQERR_SQE_SIZEM1_ZERO = 9, |
| NIX_MNQERR_MAX, |
| }; |
| |
| enum nix_snd_status_e { |
| NIX_SND_STATUS_GOOD = 0x0, |
| NIX_SND_STATUS_SQ_CTX_FAULT = 0x1, |
| NIX_SND_STATUS_SQ_CTX_POISON = 0x2, |
| NIX_SND_STATUS_SQB_FAULT = 0x3, |
| NIX_SND_STATUS_SQB_POISON = 0x4, |
| NIX_SND_STATUS_HDR_ERR = 0x5, |
| NIX_SND_STATUS_EXT_ERR = 0x6, |
| NIX_SND_STATUS_JUMP_FAULT = 0x7, |
| NIX_SND_STATUS_JUMP_POISON = 0x8, |
| NIX_SND_STATUS_CRC_ERR = 0x9, |
| NIX_SND_STATUS_IMM_ERR = 0x10, |
| NIX_SND_STATUS_SG_ERR = 0x11, |
| NIX_SND_STATUS_MEM_ERR = 0x12, |
| NIX_SND_STATUS_INVALID_SUBDC = 0x13, |
| NIX_SND_STATUS_SUBDC_ORDER_ERR = 0x14, |
| NIX_SND_STATUS_DATA_FAULT = 0x15, |
| NIX_SND_STATUS_DATA_POISON = 0x16, |
| NIX_SND_STATUS_NPC_DROP_ACTION = 0x17, |
| NIX_SND_STATUS_LOCK_VIOL = 0x18, |
| NIX_SND_STATUS_NPC_UCAST_CHAN_ERR = 0x19, |
| NIX_SND_STATUS_NPC_MCAST_CHAN_ERR = 0x20, |
| NIX_SND_STATUS_NPC_MCAST_ABORT = 0x21, |
| NIX_SND_STATUS_NPC_VTAG_PTR_ERR = 0x22, |
| NIX_SND_STATUS_NPC_VTAG_SIZE_ERR = 0x23, |
| NIX_SND_STATUS_SEND_MEM_FAULT = 0x24, |
| NIX_SND_STATUS_SEND_STATS_ERR = 0x25, |
| NIX_SND_STATUS_MAX, |
| }; |
| |
| #endif /* OTX2_STRUCT_H */ |
