diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/npc.h')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/npc.h | 379 |
1 files changed, 352 insertions, 27 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h index 3803af9231c6..6c3aca6f278d 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h @@ -1,16 +1,23 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Marvell OcteonTx2 RVU Admin Function driver +/* Marvell RVU Admin Function driver * - * Copyright (C) 2018 Marvell International Ltd. + * Copyright (C) 2018 Marvell. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #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, @@ -28,11 +35,12 @@ enum npc_kpu_la_ltype { NPC_LT_LA_8023 = 1, NPC_LT_LA_ETHER, NPC_LT_LA_IH_NIX_ETHER, - NPC_LT_LA_IH_8_ETHER, - NPC_LT_LA_IH_4_ETHER, - NPC_LT_LA_IH_2_ETHER, - NPC_LT_LA_HIGIG2_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, }; @@ -42,19 +50,26 @@ enum npc_kpu_lb_ltype { NPC_LT_LB_CTAG, NPC_LT_LB_STAG_QINQ, NPC_LT_LB_BTAG, - NPC_LT_LB_ITAG, + 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, }; +/* Don't modify ltypes up to IP6_EXT, otherwise length and checksum of IP + * headers may not be checked correctly. IPv4 ltypes and IPv6 ltypes must + * differ only at bit 0 so mask 0xE can be used to detect extended headers. + */ enum npc_kpu_lc_ltype { - NPC_LT_LC_IP = 1, + NPC_LT_LC_PTP = 1, + NPC_LT_LC_IP, NPC_LT_LC_IP_OPT, NPC_LT_LC_IP6, NPC_LT_LC_IP6_EXT, @@ -62,8 +77,8 @@ enum npc_kpu_lc_ltype { 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, }; @@ -74,24 +89,24 @@ enum npc_kpu_lc_ltype { enum npc_kpu_ld_ltype { NPC_LT_LD_TCP = 1, NPC_LT_LD_UDP, - NPC_LT_LD_ICMP, - NPC_LT_LD_SCTP, + 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_ESP, 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_CUSTOM0 = 0xE, - NPC_LT_LD_CUSTOM1 = 0xF, + 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, @@ -129,14 +144,114 @@ enum npc_kpu_lg_ltype { enum npc_kpu_lh_ltype { NPC_LT_LH_TU_TCP = 1, NPC_LT_LH_TU_UDP, - NPC_LT_LH_TU_ICMP, - NPC_LT_LH_TU_SCTP, + 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_CUSTOM0 = 0xE, - NPC_LT_LH_CUSTOM1 = 0xF, + 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 { @@ -148,7 +263,7 @@ struct npc_kpu_profile_cam { u16 dp1_mask; u16 dp2; u16 dp2_mask; -}; +} __packed; struct npc_kpu_profile_action { u8 errlev; @@ -168,7 +283,7 @@ struct npc_kpu_profile_action { u8 mask; u8 right; u8 shift; -}; +} __packed; struct npc_kpu_profile { int cam_entries; @@ -296,11 +411,99 @@ struct nix_rx_action { #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 VTAG0_VALID_BIT BIT_ULL(15) -#define VTAG0_TYPE_MASK GENMASK_ULL(14, 12) -#define VTAG0_LID_MASK GENMASK_ULL(10, 8) -#define VTAG0_RELPTR_MASK GENMASK_ULL(7, 0) +#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 */ @@ -320,4 +523,126 @@ struct npc_mcam_kex { 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 */ |