/* SPDX-License-Identifier: GPL-2.0 */ /* Marvell RVU Admin Function driver * * Copyright (C) 2018 Marvell. * */ #ifndef NPC_H #define NPC_H #define NPC_KEX_CHAN_MASK 0xFFFULL #define SET_KEX_LD(intf, lid, ltype, ld, cfg) \ rvu_write64(rvu, blkaddr, \ NPC_AF_INTFX_LIDX_LTX_LDX_CFG(intf, lid, ltype, ld), cfg) #define SET_KEX_LDFLAGS(intf, ld, flags, cfg) \ rvu_write64(rvu, blkaddr, \ NPC_AF_INTFX_LDATAX_FLAGSX_CFG(intf, ld, flags), cfg) enum NPC_LID_E { NPC_LID_LA = 0, NPC_LID_LB, NPC_LID_LC, NPC_LID_LD, NPC_LID_LE, NPC_LID_LF, NPC_LID_LG, NPC_LID_LH, }; #define NPC_LT_NA 0 enum npc_kpu_la_ltype { NPC_LT_LA_8023 = 1, NPC_LT_LA_ETHER, NPC_LT_LA_IH_NIX_ETHER, NPC_LT_LA_HIGIG2_ETHER = 7, NPC_LT_LA_IH_NIX_HIGIG2_ETHER, NPC_LT_LA_CUSTOM_L2_90B_ETHER, NPC_LT_LA_CPT_HDR, NPC_LT_LA_CUSTOM_L2_24B_ETHER, NPC_LT_LA_CUSTOM_PRE_L2_ETHER, NPC_LT_LA_CUSTOM0 = 0xE, NPC_LT_LA_CUSTOM1 = 0xF, }; enum npc_kpu_lb_ltype { NPC_LT_LB_ETAG = 1, NPC_LT_LB_CTAG, NPC_LT_LB_STAG_QINQ, NPC_LT_LB_BTAG, NPC_LT_LB_PPPOE, NPC_LT_LB_DSA, NPC_LT_LB_DSA_VLAN, NPC_LT_LB_EDSA, NPC_LT_LB_EDSA_VLAN, NPC_LT_LB_EXDSA, NPC_LT_LB_EXDSA_VLAN, NPC_LT_LB_FDSA, NPC_LT_LB_VLAN_EXDSA, NPC_LT_LB_CUSTOM0 = 0xE, NPC_LT_LB_CUSTOM1 = 0xF, }; enum npc_kpu_lc_ltype { NPC_LT_LC_IP = 1, NPC_LT_LC_IP_OPT, NPC_LT_LC_IP6, NPC_LT_LC_IP6_EXT, NPC_LT_LC_ARP, NPC_LT_LC_RARP, NPC_LT_LC_MPLS, NPC_LT_LC_NSH, NPC_LT_LC_PTP, NPC_LT_LC_FCOE, NPC_LT_LC_NGIO, NPC_LT_LC_CUSTOM0 = 0xE, NPC_LT_LC_CUSTOM1 = 0xF, }; /* Don't modify Ltypes upto SCTP, otherwise it will * effect flow tag calculation and thus RSS. */ enum npc_kpu_ld_ltype { NPC_LT_LD_TCP = 1, NPC_LT_LD_UDP, NPC_LT_LD_SCTP = 4, NPC_LT_LD_ICMP6, NPC_LT_LD_CUSTOM0, NPC_LT_LD_CUSTOM1, NPC_LT_LD_IGMP = 8, NPC_LT_LD_AH, NPC_LT_LD_GRE, NPC_LT_LD_NVGRE, NPC_LT_LD_NSH, NPC_LT_LD_TU_MPLS_IN_NSH, NPC_LT_LD_TU_MPLS_IN_IP, NPC_LT_LD_ICMP, }; enum npc_kpu_le_ltype { NPC_LT_LE_VXLAN = 1, NPC_LT_LE_GENEVE, NPC_LT_LE_ESP, NPC_LT_LE_GTPU = 4, NPC_LT_LE_VXLANGPE, NPC_LT_LE_GTPC, NPC_LT_LE_NSH, NPC_LT_LE_TU_MPLS_IN_GRE, NPC_LT_LE_TU_NSH_IN_GRE, NPC_LT_LE_TU_MPLS_IN_UDP, NPC_LT_LE_CUSTOM0 = 0xE, NPC_LT_LE_CUSTOM1 = 0xF, }; enum npc_kpu_lf_ltype { NPC_LT_LF_TU_ETHER = 1, NPC_LT_LF_TU_PPP, NPC_LT_LF_TU_MPLS_IN_VXLANGPE, NPC_LT_LF_TU_NSH_IN_VXLANGPE, NPC_LT_LF_TU_MPLS_IN_NSH, NPC_LT_LF_TU_3RD_NSH, NPC_LT_LF_CUSTOM0 = 0xE, NPC_LT_LF_CUSTOM1 = 0xF, }; enum npc_kpu_lg_ltype { NPC_LT_LG_TU_IP = 1, NPC_LT_LG_TU_IP6, NPC_LT_LG_TU_ARP, NPC_LT_LG_TU_ETHER_IN_NSH, NPC_LT_LG_CUSTOM0 = 0xE, NPC_LT_LG_CUSTOM1 = 0xF, }; /* Don't modify Ltypes upto SCTP, otherwise it will * effect flow tag calculation and thus RSS. */ enum npc_kpu_lh_ltype { NPC_LT_LH_TU_TCP = 1, NPC_LT_LH_TU_UDP, NPC_LT_LH_TU_SCTP = 4, NPC_LT_LH_TU_ICMP6, NPC_LT_LH_CUSTOM0, NPC_LT_LH_CUSTOM1, NPC_LT_LH_TU_IGMP = 8, NPC_LT_LH_TU_ESP, NPC_LT_LH_TU_AH, NPC_LT_LH_TU_ICMP = 0xF, }; /* NPC port kind defines how the incoming or outgoing packets * are processed. NPC accepts packets from up to 64 pkinds. * Software assigns pkind for each incoming port such as CGX * Ethernet interfaces, LBK interfaces, etc. */ #define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CPT_HDR_PTP_PKIND enum npc_pkind_type { NPC_RX_LBK_PKIND = 0ULL, NPC_RX_CPT_HDR_PTP_PKIND = 54ULL, NPC_RX_CUSTOM_PRE_L2_PKIND = 55ULL, NPC_RX_VLAN_EXDSA_PKIND = 56ULL, NPC_RX_CHLEN24B_PKIND = 57ULL, NPC_RX_CPT_HDR_PKIND, NPC_RX_CHLEN90B_PKIND, NPC_TX_HIGIG_PKIND, NPC_RX_HIGIG_PKIND, NPC_RX_EDSA_PKIND, NPC_TX_DEF_PKIND, /* NIX-TX PKIND */ }; enum npc_interface_type { NPC_INTF_MODE_DEF, }; /* list of known and supported fields in packet header and * fields present in key structure. */ enum key_fields { NPC_DMAC, NPC_SMAC, NPC_ETYPE, NPC_VLAN_ETYPE_CTAG, /* 0x8100 */ NPC_VLAN_ETYPE_STAG, /* 0x88A8 */ NPC_OUTER_VID, NPC_INNER_VID, NPC_TOS, NPC_IPFRAG_IPV4, NPC_SIP_IPV4, NPC_DIP_IPV4, NPC_IPFRAG_IPV6, NPC_SIP_IPV6, NPC_DIP_IPV6, NPC_IPPROTO_TCP, NPC_IPPROTO_UDP, NPC_IPPROTO_SCTP, NPC_IPPROTO_AH, NPC_IPPROTO_ESP, NPC_IPPROTO_ICMP, NPC_IPPROTO_ICMP6, NPC_SPORT_TCP, NPC_DPORT_TCP, NPC_SPORT_UDP, NPC_DPORT_UDP, NPC_SPORT_SCTP, NPC_DPORT_SCTP, NPC_IPSEC_SPI, NPC_MPLS1_LBTCBOS, NPC_MPLS1_TTL, NPC_MPLS2_LBTCBOS, NPC_MPLS2_TTL, NPC_MPLS3_LBTCBOS, NPC_MPLS3_TTL, NPC_MPLS4_LBTCBOS, NPC_MPLS4_TTL, NPC_TYPE_ICMP, NPC_CODE_ICMP, NPC_TCP_FLAGS, NPC_HEADER_FIELDS_MAX, NPC_CHAN = NPC_HEADER_FIELDS_MAX, /* Valid when Rx */ NPC_PF_FUNC, /* Valid when Tx */ NPC_ERRLEV, NPC_ERRCODE, NPC_LXMB, NPC_EXACT_RESULT, NPC_LA, NPC_LB, NPC_LC, NPC_LD, NPC_LE, NPC_LF, NPC_LG, NPC_LH, /* Ethertype for untagged frame */ NPC_ETYPE_ETHER, /* Ethertype for single tagged frame */ NPC_ETYPE_TAG1, /* Ethertype for double tagged frame */ NPC_ETYPE_TAG2, /* outer vlan tci for single tagged frame */ NPC_VLAN_TAG1, /* outer vlan tci for double tagged frame */ NPC_VLAN_TAG2, /* inner vlan tci for double tagged frame */ NPC_VLAN_TAG3, /* other header fields programmed to extract but not of our interest */ NPC_UNKNOWN, NPC_KEY_FIELDS_MAX, }; struct npc_kpu_profile_cam { u8 state; u8 state_mask; u16 dp0; u16 dp0_mask; u16 dp1; u16 dp1_mask; u16 dp2; u16 dp2_mask; } __packed; struct npc_kpu_profile_action { u8 errlev; u8 errcode; u8 dp0_offset; u8 dp1_offset; u8 dp2_offset; u8 bypass_count; u8 parse_done; u8 next_state; u8 ptr_advance; u8 cap_ena; u8 lid; u8 ltype; u8 flags; u8 offset; u8 mask; u8 right; u8 shift; } __packed; struct npc_kpu_profile { int cam_entries; int action_entries; struct npc_kpu_profile_cam *cam; struct npc_kpu_profile_action *action; }; /* NPC KPU register formats */ struct npc_kpu_cam { #if defined(__BIG_ENDIAN_BITFIELD) u64 rsvd_63_56 : 8; u64 state : 8; u64 dp2_data : 16; u64 dp1_data : 16; u64 dp0_data : 16; #else u64 dp0_data : 16; u64 dp1_data : 16; u64 dp2_data : 16; u64 state : 8; u64 rsvd_63_56 : 8; #endif }; struct npc_kpu_action0 { #if defined(__BIG_ENDIAN_BITFIELD) u64 rsvd_63_57 : 7; u64 byp_count : 3; u64 capture_ena : 1; u64 parse_done : 1; u64 next_state : 8; u64 rsvd_43 : 1; u64 capture_lid : 3; u64 capture_ltype : 4; u64 capture_flags : 8; u64 ptr_advance : 8; u64 var_len_offset : 8; u64 var_len_mask : 8; u64 var_len_right : 1; u64 var_len_shift : 3; #else u64 var_len_shift : 3; u64 var_len_right : 1; u64 var_len_mask : 8; u64 var_len_offset : 8; u64 ptr_advance : 8; u64 capture_flags : 8; u64 capture_ltype : 4; u64 capture_lid : 3; u64 rsvd_43 : 1; u64 next_state : 8; u64 parse_done : 1; u64 capture_ena : 1; u64 byp_count : 3; u64 rsvd_63_57 : 7; #endif }; struct npc_kpu_action1 { #if defined(__BIG_ENDIAN_BITFIELD) u64 rsvd_63_36 : 28; u64 errlev : 4; u64 errcode : 8; u64 dp2_offset : 8; u64 dp1_offset : 8; u64 dp0_offset : 8; #else u64 dp0_offset : 8; u64 dp1_offset : 8; u64 dp2_offset : 8; u64 errcode : 8; u64 errlev : 4; u64 rsvd_63_36 : 28; #endif }; struct npc_kpu_pkind_cpi_def { #if defined(__BIG_ENDIAN_BITFIELD) u64 ena : 1; u64 rsvd_62_59 : 4; u64 lid : 3; u64 ltype_match : 4; u64 ltype_mask : 4; u64 flags_match : 8; u64 flags_mask : 8; u64 add_offset : 8; u64 add_mask : 8; u64 rsvd_15 : 1; u64 add_shift : 3; u64 rsvd_11_10 : 2; u64 cpi_base : 10; #else u64 cpi_base : 10; u64 rsvd_11_10 : 2; u64 add_shift : 3; u64 rsvd_15 : 1; u64 add_mask : 8; u64 add_offset : 8; u64 flags_mask : 8; u64 flags_match : 8; u64 ltype_mask : 4; u64 ltype_match : 4; u64 lid : 3; u64 rsvd_62_59 : 4; u64 ena : 1; #endif }; struct nix_rx_action { #if defined(__BIG_ENDIAN_BITFIELD) u64 rsvd_63_61 :3; u64 flow_key_alg :5; u64 match_id :16; u64 index :20; u64 pf_func :16; u64 op :4; #else u64 op :4; u64 pf_func :16; u64 index :20; u64 match_id :16; u64 flow_key_alg :5; u64 rsvd_63_61 :3; #endif }; /* NPC_AF_INTFX_KEX_CFG field masks */ #define NPC_EXACT_NIBBLE_START 40 #define NPC_EXACT_NIBBLE_END 43 #define NPC_EXACT_NIBBLE GENMASK_ULL(43, 40) /* NPC_EXACT_KEX_S nibble definitions for each field */ #define NPC_EXACT_NIBBLE_HIT BIT_ULL(40) #define NPC_EXACT_NIBBLE_OPC BIT_ULL(40) #define NPC_EXACT_NIBBLE_WAY BIT_ULL(40) #define NPC_EXACT_NIBBLE_INDEX GENMASK_ULL(43, 41) #define NPC_EXACT_RESULT_HIT BIT_ULL(0) #define NPC_EXACT_RESULT_OPC GENMASK_ULL(2, 1) #define NPC_EXACT_RESULT_WAY GENMASK_ULL(4, 3) #define NPC_EXACT_RESULT_IDX GENMASK_ULL(15, 5) /* NPC_AF_INTFX_KEX_CFG field masks */ #define NPC_PARSE_NIBBLE GENMASK_ULL(30, 0) /* NPC_PARSE_KEX_S nibble definitions for each field */ #define NPC_PARSE_NIBBLE_CHAN GENMASK_ULL(2, 0) #define NPC_PARSE_NIBBLE_ERRLEV BIT_ULL(3) #define NPC_PARSE_NIBBLE_ERRCODE GENMASK_ULL(5, 4) #define NPC_PARSE_NIBBLE_L2L3_BCAST BIT_ULL(6) #define NPC_PARSE_NIBBLE_LA_FLAGS GENMASK_ULL(8, 7) #define NPC_PARSE_NIBBLE_LA_LTYPE BIT_ULL(9) #define NPC_PARSE_NIBBLE_LB_FLAGS GENMASK_ULL(11, 10) #define NPC_PARSE_NIBBLE_LB_LTYPE BIT_ULL(12) #define NPC_PARSE_NIBBLE_LC_FLAGS GENMASK_ULL(14, 13) #define NPC_PARSE_NIBBLE_LC_LTYPE BIT_ULL(15) #define NPC_PARSE_NIBBLE_LD_FLAGS GENMASK_ULL(17, 16) #define NPC_PARSE_NIBBLE_LD_LTYPE BIT_ULL(18) #define NPC_PARSE_NIBBLE_LE_FLAGS GENMASK_ULL(20, 19) #define NPC_PARSE_NIBBLE_LE_LTYPE BIT_ULL(21) #define NPC_PARSE_NIBBLE_LF_FLAGS GENMASK_ULL(23, 22) #define NPC_PARSE_NIBBLE_LF_LTYPE BIT_ULL(24) #define NPC_PARSE_NIBBLE_LG_FLAGS GENMASK_ULL(26, 25) #define NPC_PARSE_NIBBLE_LG_LTYPE BIT_ULL(27) #define NPC_PARSE_NIBBLE_LH_FLAGS GENMASK_ULL(29, 28) #define NPC_PARSE_NIBBLE_LH_LTYPE BIT_ULL(30) struct nix_tx_action { #if defined(__BIG_ENDIAN_BITFIELD) u64 rsvd_63_48 :16; u64 match_id :16; u64 index :20; u64 rsvd_11_8 :8; u64 op :4; #else u64 op :4; u64 rsvd_11_8 :8; u64 index :20; u64 match_id :16; u64 rsvd_63_48 :16; #endif }; /* NIX Receive Vtag Action Structure */ #define RX_VTAG0_VALID_BIT BIT_ULL(15) #define RX_VTAG0_TYPE_MASK GENMASK_ULL(14, 12) #define RX_VTAG0_LID_MASK GENMASK_ULL(10, 8) #define RX_VTAG0_RELPTR_MASK GENMASK_ULL(7, 0) #define RX_VTAG1_VALID_BIT BIT_ULL(47) #define RX_VTAG1_TYPE_MASK GENMASK_ULL(46, 44) #define RX_VTAG1_LID_MASK GENMASK_ULL(42, 40) #define RX_VTAG1_RELPTR_MASK GENMASK_ULL(39, 32) /* NIX Transmit Vtag Action Structure */ #define TX_VTAG0_DEF_MASK GENMASK_ULL(25, 16) #define TX_VTAG0_OP_MASK GENMASK_ULL(13, 12) #define TX_VTAG0_LID_MASK GENMASK_ULL(10, 8) #define TX_VTAG0_RELPTR_MASK GENMASK_ULL(7, 0) #define TX_VTAG1_DEF_MASK GENMASK_ULL(57, 48) #define TX_VTAG1_OP_MASK GENMASK_ULL(45, 44) #define TX_VTAG1_LID_MASK GENMASK_ULL(42, 40) #define TX_VTAG1_RELPTR_MASK GENMASK_ULL(39, 32) /* NPC MCAM reserved entry index per nixlf */ #define NIXLF_UCAST_ENTRY 0 #define NIXLF_BCAST_ENTRY 1 #define NIXLF_ALLMULTI_ENTRY 2 #define NIXLF_PROMISC_ENTRY 3 struct npc_coalesced_kpu_prfl { #define NPC_SIGN 0x00666f727063706e #define NPC_PRFL_NAME "npc_prfls_array" #define NPC_NAME_LEN 32 __le64 signature; /* "npcprof\0" (8 bytes/ASCII characters) */ u8 name[NPC_NAME_LEN]; /* KPU Profile name */ u64 version; /* KPU firmware/profile version */ u8 num_prfl; /* No of NPC profiles. */ u16 prfl_sz[]; }; struct npc_mcam_kex { /* MKEX Profle Header */ u64 mkex_sign; /* "mcam-kex-profile" (8 bytes/ASCII characters) */ u8 name[MKEX_NAME_LEN]; /* MKEX Profile name */ u64 cpu_model; /* Format as profiled by CPU hardware */ u64 kpu_version; /* KPU firmware/profile version */ u64 reserved; /* Reserved for extension */ /* MKEX Profle Data */ u64 keyx_cfg[NPC_MAX_INTF]; /* NPC_AF_INTF(0..1)_KEX_CFG */ /* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */ u64 kex_ld_flags[NPC_MAX_LD]; /* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */ u64 intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT][NPC_MAX_LD]; /* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */ u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL]; } __packed; struct npc_kpu_fwdata { int entries; /* What follows is: * struct npc_kpu_profile_cam[entries]; * struct npc_kpu_profile_action[entries]; */ u8 data[]; } __packed; struct npc_lt_def { u8 ltype_mask; u8 ltype_match; u8 lid; } __packed; struct npc_lt_def_ipsec { u8 ltype_mask; u8 ltype_match; u8 lid; u8 spi_offset; u8 spi_nz; } __packed; struct npc_lt_def_apad { u8 ltype_mask; u8 ltype_match; u8 lid; u8 valid; } __packed; struct npc_lt_def_color { u8 ltype_mask; u8 ltype_match; u8 lid; u8 noffset; u8 offset; } __packed; struct npc_lt_def_et { u8 ltype_mask; u8 ltype_match; u8 lid; u8 valid; u8 offset; } __packed; struct npc_lt_def_cfg { struct npc_lt_def rx_ol2; struct npc_lt_def rx_oip4; struct npc_lt_def rx_iip4; struct npc_lt_def rx_oip6; struct npc_lt_def rx_iip6; struct npc_lt_def rx_otcp; struct npc_lt_def rx_itcp; struct npc_lt_def rx_oudp; struct npc_lt_def rx_iudp; struct npc_lt_def rx_osctp; struct npc_lt_def rx_isctp; struct npc_lt_def_ipsec rx_ipsec[2]; struct npc_lt_def pck_ol2; struct npc_lt_def pck_oip4; struct npc_lt_def pck_oip6; struct npc_lt_def pck_iip4; struct npc_lt_def_apad rx_apad0; struct npc_lt_def_apad rx_apad1; struct npc_lt_def_color ovlan; struct npc_lt_def_color ivlan; struct npc_lt_def_color rx_gen0_color; struct npc_lt_def_color rx_gen1_color; struct npc_lt_def_et rx_et[2]; } __packed; /* Loadable KPU profile firmware data */ struct npc_kpu_profile_fwdata { #define KPU_SIGN 0x00666f727075706b #define KPU_NAME_LEN 32 /** Maximum number of custom KPU entries supported by the built-in profile. */ #define KPU_MAX_CST_ENT 6 /* KPU Profle Header */ __le64 signature; /* "kpuprof\0" (8 bytes/ASCII characters) */ u8 name[KPU_NAME_LEN]; /* KPU Profile name */ __le64 version; /* KPU profile version */ u8 kpus; u8 reserved[7]; /* Default MKEX profile to be used with this KPU profile. May be * overridden with mkex_profile module parameter. Format is same as for * the MKEX profile to streamline processing. */ struct npc_mcam_kex mkex; /* LTYPE values for specific HW offloaded protocols. */ struct npc_lt_def_cfg lt_def; /* Dynamically sized data: * Custom KPU CAM and ACTION configuration entries. * struct npc_kpu_fwdata kpu[kpus]; */ u8 data[]; } __packed; struct rvu_npc_mcam_rule { struct flow_msg packet; struct flow_msg mask; u8 intf; union { struct nix_tx_action tx_action; struct nix_rx_action rx_action; }; u64 vtag_action; struct list_head list; u64 features; u16 owner; u16 entry; u16 cntr; bool has_cntr; u8 default_rule; bool enable; bool vfvlan_cfg; u16 chan; u16 chan_mask; u8 lxmb; }; #endif /* NPC_H */