1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Marvell OcteonTx2 RVU Admin Function driver 3 * 4 * Copyright (C) 2018 Marvell International Ltd. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11 #ifndef NPC_H 12 #define NPC_H 13 14 enum NPC_LID_E { 15 NPC_LID_LA = 0, 16 NPC_LID_LB, 17 NPC_LID_LC, 18 NPC_LID_LD, 19 NPC_LID_LE, 20 NPC_LID_LF, 21 NPC_LID_LG, 22 NPC_LID_LH, 23 }; 24 25 #define NPC_LT_NA 0 26 27 enum npc_kpu_la_ltype { 28 NPC_LT_LA_8023 = 1, 29 NPC_LT_LA_ETHER, 30 NPC_LT_LA_IH_NIX_ETHER, 31 NPC_LT_LA_IH_8_ETHER, 32 NPC_LT_LA_IH_4_ETHER, 33 NPC_LT_LA_IH_2_ETHER, 34 NPC_LT_LA_HIGIG2_ETHER, 35 NPC_LT_LA_IH_NIX_HIGIG2_ETHER, 36 NPC_LT_LA_CUSTOM0 = 0xE, 37 NPC_LT_LA_CUSTOM1 = 0xF, 38 }; 39 40 enum npc_kpu_lb_ltype { 41 NPC_LT_LB_ETAG = 1, 42 NPC_LT_LB_CTAG, 43 NPC_LT_LB_STAG_QINQ, 44 NPC_LT_LB_BTAG, 45 NPC_LT_LB_ITAG, 46 NPC_LT_LB_DSA, 47 NPC_LT_LB_DSA_VLAN, 48 NPC_LT_LB_EDSA, 49 NPC_LT_LB_EDSA_VLAN, 50 NPC_LT_LB_EXDSA, 51 NPC_LT_LB_EXDSA_VLAN, 52 NPC_LT_LB_FDSA, 53 NPC_LT_LB_CUSTOM0 = 0xE, 54 NPC_LT_LB_CUSTOM1 = 0xF, 55 }; 56 57 enum npc_kpu_lc_ltype { 58 NPC_LT_LC_IP = 1, 59 NPC_LT_LC_IP_OPT, 60 NPC_LT_LC_IP6, 61 NPC_LT_LC_IP6_EXT, 62 NPC_LT_LC_ARP, 63 NPC_LT_LC_RARP, 64 NPC_LT_LC_MPLS, 65 NPC_LT_LC_NSH, 66 NPC_LT_LC_PTP, 67 NPC_LT_LC_FCOE, 68 NPC_LT_LC_CUSTOM0 = 0xE, 69 NPC_LT_LC_CUSTOM1 = 0xF, 70 }; 71 72 /* Don't modify Ltypes upto SCTP, otherwise it will 73 * effect flow tag calculation and thus RSS. 74 */ 75 enum npc_kpu_ld_ltype { 76 NPC_LT_LD_TCP = 1, 77 NPC_LT_LD_UDP, 78 NPC_LT_LD_ICMP, 79 NPC_LT_LD_SCTP, 80 NPC_LT_LD_ICMP6, 81 NPC_LT_LD_CUSTOM0, 82 NPC_LT_LD_CUSTOM1, 83 NPC_LT_LD_IGMP = 8, 84 NPC_LT_LD_AH, 85 NPC_LT_LD_GRE, 86 NPC_LT_LD_NVGRE, 87 NPC_LT_LD_NSH, 88 NPC_LT_LD_TU_MPLS_IN_NSH, 89 NPC_LT_LD_TU_MPLS_IN_IP, 90 }; 91 92 enum npc_kpu_le_ltype { 93 NPC_LT_LE_VXLAN = 1, 94 NPC_LT_LE_GENEVE, 95 NPC_LT_LE_ESP, 96 NPC_LT_LE_GTPU = 4, 97 NPC_LT_LE_VXLANGPE, 98 NPC_LT_LE_GTPC, 99 NPC_LT_LE_NSH, 100 NPC_LT_LE_TU_MPLS_IN_GRE, 101 NPC_LT_LE_TU_NSH_IN_GRE, 102 NPC_LT_LE_TU_MPLS_IN_UDP, 103 NPC_LT_LE_CUSTOM0 = 0xE, 104 NPC_LT_LE_CUSTOM1 = 0xF, 105 }; 106 107 enum npc_kpu_lf_ltype { 108 NPC_LT_LF_TU_ETHER = 1, 109 NPC_LT_LF_TU_PPP, 110 NPC_LT_LF_TU_MPLS_IN_VXLANGPE, 111 NPC_LT_LF_TU_NSH_IN_VXLANGPE, 112 NPC_LT_LF_TU_MPLS_IN_NSH, 113 NPC_LT_LF_TU_3RD_NSH, 114 NPC_LT_LF_CUSTOM0 = 0xE, 115 NPC_LT_LF_CUSTOM1 = 0xF, 116 }; 117 118 enum npc_kpu_lg_ltype { 119 NPC_LT_LG_TU_IP = 1, 120 NPC_LT_LG_TU_IP6, 121 NPC_LT_LG_TU_ARP, 122 NPC_LT_LG_TU_ETHER_IN_NSH, 123 NPC_LT_LG_CUSTOM0 = 0xE, 124 NPC_LT_LG_CUSTOM1 = 0xF, 125 }; 126 127 /* Don't modify Ltypes upto SCTP, otherwise it will 128 * effect flow tag calculation and thus RSS. 129 */ 130 enum npc_kpu_lh_ltype { 131 NPC_LT_LH_TU_TCP = 1, 132 NPC_LT_LH_TU_UDP, 133 NPC_LT_LH_TU_ICMP, 134 NPC_LT_LH_TU_SCTP, 135 NPC_LT_LH_TU_ICMP6, 136 NPC_LT_LH_TU_IGMP = 8, 137 NPC_LT_LH_TU_ESP, 138 NPC_LT_LH_TU_AH, 139 NPC_LT_LH_CUSTOM0 = 0xE, 140 NPC_LT_LH_CUSTOM1 = 0xF, 141 }; 142 143 struct npc_kpu_profile_cam { 144 u8 state; 145 u8 state_mask; 146 u16 dp0; 147 u16 dp0_mask; 148 u16 dp1; 149 u16 dp1_mask; 150 u16 dp2; 151 u16 dp2_mask; 152 }; 153 154 struct npc_kpu_profile_action { 155 u8 errlev; 156 u8 errcode; 157 u8 dp0_offset; 158 u8 dp1_offset; 159 u8 dp2_offset; 160 u8 bypass_count; 161 u8 parse_done; 162 u8 next_state; 163 u8 ptr_advance; 164 u8 cap_ena; 165 u8 lid; 166 u8 ltype; 167 u8 flags; 168 u8 offset; 169 u8 mask; 170 u8 right; 171 u8 shift; 172 }; 173 174 struct npc_kpu_profile { 175 int cam_entries; 176 int action_entries; 177 const struct npc_kpu_profile_cam *cam; 178 const struct npc_kpu_profile_action *action; 179 }; 180 181 /* NPC KPU register formats */ 182 struct npc_kpu_cam { 183 #if defined(__BIG_ENDIAN_BITFIELD) 184 u64 rsvd_63_56 : 8; 185 u64 state : 8; 186 u64 dp2_data : 16; 187 u64 dp1_data : 16; 188 u64 dp0_data : 16; 189 #else 190 u64 dp0_data : 16; 191 u64 dp1_data : 16; 192 u64 dp2_data : 16; 193 u64 state : 8; 194 u64 rsvd_63_56 : 8; 195 #endif 196 }; 197 198 struct npc_kpu_action0 { 199 #if defined(__BIG_ENDIAN_BITFIELD) 200 u64 rsvd_63_57 : 7; 201 u64 byp_count : 3; 202 u64 capture_ena : 1; 203 u64 parse_done : 1; 204 u64 next_state : 8; 205 u64 rsvd_43 : 1; 206 u64 capture_lid : 3; 207 u64 capture_ltype : 4; 208 u64 capture_flags : 8; 209 u64 ptr_advance : 8; 210 u64 var_len_offset : 8; 211 u64 var_len_mask : 8; 212 u64 var_len_right : 1; 213 u64 var_len_shift : 3; 214 #else 215 u64 var_len_shift : 3; 216 u64 var_len_right : 1; 217 u64 var_len_mask : 8; 218 u64 var_len_offset : 8; 219 u64 ptr_advance : 8; 220 u64 capture_flags : 8; 221 u64 capture_ltype : 4; 222 u64 capture_lid : 3; 223 u64 rsvd_43 : 1; 224 u64 next_state : 8; 225 u64 parse_done : 1; 226 u64 capture_ena : 1; 227 u64 byp_count : 3; 228 u64 rsvd_63_57 : 7; 229 #endif 230 }; 231 232 struct npc_kpu_action1 { 233 #if defined(__BIG_ENDIAN_BITFIELD) 234 u64 rsvd_63_36 : 28; 235 u64 errlev : 4; 236 u64 errcode : 8; 237 u64 dp2_offset : 8; 238 u64 dp1_offset : 8; 239 u64 dp0_offset : 8; 240 #else 241 u64 dp0_offset : 8; 242 u64 dp1_offset : 8; 243 u64 dp2_offset : 8; 244 u64 errcode : 8; 245 u64 errlev : 4; 246 u64 rsvd_63_36 : 28; 247 #endif 248 }; 249 250 struct npc_kpu_pkind_cpi_def { 251 #if defined(__BIG_ENDIAN_BITFIELD) 252 u64 ena : 1; 253 u64 rsvd_62_59 : 4; 254 u64 lid : 3; 255 u64 ltype_match : 4; 256 u64 ltype_mask : 4; 257 u64 flags_match : 8; 258 u64 flags_mask : 8; 259 u64 add_offset : 8; 260 u64 add_mask : 8; 261 u64 rsvd_15 : 1; 262 u64 add_shift : 3; 263 u64 rsvd_11_10 : 2; 264 u64 cpi_base : 10; 265 #else 266 u64 cpi_base : 10; 267 u64 rsvd_11_10 : 2; 268 u64 add_shift : 3; 269 u64 rsvd_15 : 1; 270 u64 add_mask : 8; 271 u64 add_offset : 8; 272 u64 flags_mask : 8; 273 u64 flags_match : 8; 274 u64 ltype_mask : 4; 275 u64 ltype_match : 4; 276 u64 lid : 3; 277 u64 rsvd_62_59 : 4; 278 u64 ena : 1; 279 #endif 280 }; 281 282 struct nix_rx_action { 283 #if defined(__BIG_ENDIAN_BITFIELD) 284 u64 rsvd_63_61 :3; 285 u64 flow_key_alg :5; 286 u64 match_id :16; 287 u64 index :20; 288 u64 pf_func :16; 289 u64 op :4; 290 #else 291 u64 op :4; 292 u64 pf_func :16; 293 u64 index :20; 294 u64 match_id :16; 295 u64 flow_key_alg :5; 296 u64 rsvd_63_61 :3; 297 #endif 298 }; 299 300 /* NPC_AF_INTFX_KEX_CFG field masks */ 301 #define NPC_PARSE_NIBBLE GENMASK_ULL(30, 0) 302 303 /* NIX Receive Vtag Action Structure */ 304 #define VTAG0_VALID_BIT BIT_ULL(15) 305 #define VTAG0_TYPE_MASK GENMASK_ULL(14, 12) 306 #define VTAG0_LID_MASK GENMASK_ULL(10, 8) 307 #define VTAG0_RELPTR_MASK GENMASK_ULL(7, 0) 308 309 struct npc_mcam_kex { 310 /* MKEX Profle Header */ 311 u64 mkex_sign; /* "mcam-kex-profile" (8 bytes/ASCII characters) */ 312 u8 name[MKEX_NAME_LEN]; /* MKEX Profile name */ 313 u64 cpu_model; /* Format as profiled by CPU hardware */ 314 u64 kpu_version; /* KPU firmware/profile version */ 315 u64 reserved; /* Reserved for extension */ 316 317 /* MKEX Profle Data */ 318 u64 keyx_cfg[NPC_MAX_INTF]; /* NPC_AF_INTF(0..1)_KEX_CFG */ 319 /* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */ 320 u64 kex_ld_flags[NPC_MAX_LD]; 321 /* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */ 322 u64 intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT][NPC_MAX_LD]; 323 /* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */ 324 u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL]; 325 } __packed; 326 327 struct npc_lt_def { 328 u8 ltype_mask; 329 u8 ltype_match; 330 u8 lid; 331 }; 332 333 struct npc_lt_def_ipsec { 334 u8 ltype_mask; 335 u8 ltype_match; 336 u8 lid; 337 u8 spi_offset; 338 u8 spi_nz; 339 }; 340 341 struct npc_lt_def_cfg { 342 struct npc_lt_def rx_ol2; 343 struct npc_lt_def rx_oip4; 344 struct npc_lt_def rx_iip4; 345 struct npc_lt_def rx_oip6; 346 struct npc_lt_def rx_iip6; 347 struct npc_lt_def rx_otcp; 348 struct npc_lt_def rx_itcp; 349 struct npc_lt_def rx_oudp; 350 struct npc_lt_def rx_iudp; 351 struct npc_lt_def rx_osctp; 352 struct npc_lt_def rx_isctp; 353 struct npc_lt_def_ipsec rx_ipsec[2]; 354 struct npc_lt_def pck_ol2; 355 struct npc_lt_def pck_oip4; 356 struct npc_lt_def pck_oip6; 357 struct npc_lt_def pck_iip4; 358 }; 359 360 #endif /* NPC_H */ 361