1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2021 Broadcom. All Rights Reserved. The term 4 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. 5 * 6 */ 7 8 /* 9 * All common SLI-4 structures and function prototypes. 10 */ 11 12 #ifndef _SLI4_H 13 #define _SLI4_H 14 15 #include <linux/pci.h> 16 #include <linux/delay.h> 17 #include "scsi/fc/fc_els.h" 18 #include "scsi/fc/fc_fs.h" 19 #include "../include/efc_common.h" 20 21 /************************************************************************* 22 * Common SLI-4 register offsets and field definitions 23 */ 24 25 /* SLI_INTF - SLI Interface Definition Register */ 26 #define SLI4_INTF_REG 0x0058 27 enum sli4_intf { 28 SLI4_INTF_REV_SHIFT = 4, 29 SLI4_INTF_REV_MASK = 0xf0, 30 31 SLI4_INTF_REV_S3 = 0x30, 32 SLI4_INTF_REV_S4 = 0x40, 33 34 SLI4_INTF_FAMILY_SHIFT = 8, 35 SLI4_INTF_FAMILY_MASK = 0x0f00, 36 37 SLI4_FAMILY_CHECK_ASIC_TYPE = 0x0f00, 38 39 SLI4_INTF_IF_TYPE_SHIFT = 12, 40 SLI4_INTF_IF_TYPE_MASK = 0xf000, 41 42 SLI4_INTF_IF_TYPE_2 = 0x2000, 43 SLI4_INTF_IF_TYPE_6 = 0x6000, 44 45 SLI4_INTF_VALID_SHIFT = 29, 46 SLI4_INTF_VALID_MASK = 0xe0000000, 47 48 SLI4_INTF_VALID_VALUE = 0xc0000000, 49 }; 50 51 /* ASIC_ID - SLI ASIC Type and Revision Register */ 52 #define SLI4_ASIC_ID_REG 0x009c 53 enum sli4_asic { 54 SLI4_ASIC_GEN_SHIFT = 8, 55 SLI4_ASIC_GEN_MASK = 0xff00, 56 SLI4_ASIC_GEN_5 = 0x0b00, 57 SLI4_ASIC_GEN_6 = 0x0c00, 58 SLI4_ASIC_GEN_7 = 0x0d00, 59 }; 60 61 enum sli4_acic_revisions { 62 SLI4_ASIC_REV_A0 = 0x00, 63 SLI4_ASIC_REV_A1 = 0x01, 64 SLI4_ASIC_REV_A2 = 0x02, 65 SLI4_ASIC_REV_A3 = 0x03, 66 SLI4_ASIC_REV_B0 = 0x10, 67 SLI4_ASIC_REV_B1 = 0x11, 68 SLI4_ASIC_REV_B2 = 0x12, 69 SLI4_ASIC_REV_C0 = 0x20, 70 SLI4_ASIC_REV_C1 = 0x21, 71 SLI4_ASIC_REV_C2 = 0x22, 72 SLI4_ASIC_REV_D0 = 0x30, 73 }; 74 75 struct sli4_asic_entry_t { 76 u32 rev_id; 77 u32 family; 78 }; 79 80 /* BMBX - Bootstrap Mailbox Register */ 81 #define SLI4_BMBX_REG 0x0160 82 enum sli4_bmbx { 83 SLI4_BMBX_MASK_HI = 0x3, 84 SLI4_BMBX_MASK_LO = 0xf, 85 SLI4_BMBX_RDY = 1 << 0, 86 SLI4_BMBX_HI = 1 << 1, 87 SLI4_BMBX_SIZE = 256, 88 }; 89 90 static inline u32 sli_bmbx_write_hi(u64 addr)91 sli_bmbx_write_hi(u64 addr) { 92 u32 val; 93 94 val = upper_32_bits(addr) & ~SLI4_BMBX_MASK_HI; 95 val |= SLI4_BMBX_HI; 96 97 return val; 98 } 99 100 static inline u32 sli_bmbx_write_lo(u64 addr)101 sli_bmbx_write_lo(u64 addr) { 102 u32 val; 103 104 val = (upper_32_bits(addr) & SLI4_BMBX_MASK_HI) << 30; 105 val |= ((addr) & ~SLI4_BMBX_MASK_LO) >> 2; 106 107 return val; 108 } 109 110 /* SLIPORT_CONTROL - SLI Port Control Register */ 111 #define SLI4_PORT_CTRL_REG 0x0408 112 enum sli4_port_ctrl { 113 SLI4_PORT_CTRL_IP = 1u << 27, 114 SLI4_PORT_CTRL_IDIS = 1u << 22, 115 SLI4_PORT_CTRL_FDD = 1u << 31, 116 }; 117 118 /* SLI4_SLIPORT_ERROR - SLI Port Error Register */ 119 #define SLI4_PORT_ERROR1 0x040c 120 #define SLI4_PORT_ERROR2 0x0410 121 122 /* EQCQ_DOORBELL - EQ and CQ Doorbell Register */ 123 #define SLI4_EQCQ_DB_REG 0x120 124 enum sli4_eqcq_e { 125 SLI4_EQ_ID_LO_MASK = 0x01ff, 126 127 SLI4_CQ_ID_LO_MASK = 0x03ff, 128 129 SLI4_EQCQ_CI_EQ = 0x0200, 130 131 SLI4_EQCQ_QT_EQ = 0x00000400, 132 SLI4_EQCQ_QT_CQ = 0x00000000, 133 134 SLI4_EQCQ_ID_HI_SHIFT = 11, 135 SLI4_EQCQ_ID_HI_MASK = 0xf800, 136 137 SLI4_EQCQ_NUM_SHIFT = 16, 138 SLI4_EQCQ_NUM_MASK = 0x1fff0000, 139 140 SLI4_EQCQ_ARM = 0x20000000, 141 SLI4_EQCQ_UNARM = 0x00000000, 142 }; 143 144 static inline u32 sli_format_eq_db_data(u16 num_popped,u16 id,u32 arm)145 sli_format_eq_db_data(u16 num_popped, u16 id, u32 arm) { 146 u32 reg; 147 148 reg = (id & SLI4_EQ_ID_LO_MASK) | SLI4_EQCQ_QT_EQ; 149 reg |= (((id) >> 9) << SLI4_EQCQ_ID_HI_SHIFT) & SLI4_EQCQ_ID_HI_MASK; 150 reg |= ((num_popped) << SLI4_EQCQ_NUM_SHIFT) & SLI4_EQCQ_NUM_MASK; 151 reg |= arm | SLI4_EQCQ_CI_EQ; 152 153 return reg; 154 } 155 156 static inline u32 sli_format_cq_db_data(u16 num_popped,u16 id,u32 arm)157 sli_format_cq_db_data(u16 num_popped, u16 id, u32 arm) { 158 u32 reg; 159 160 reg = ((id) & SLI4_CQ_ID_LO_MASK) | SLI4_EQCQ_QT_CQ; 161 reg |= (((id) >> 10) << SLI4_EQCQ_ID_HI_SHIFT) & SLI4_EQCQ_ID_HI_MASK; 162 reg |= ((num_popped) << SLI4_EQCQ_NUM_SHIFT) & SLI4_EQCQ_NUM_MASK; 163 reg |= arm; 164 165 return reg; 166 } 167 168 /* EQ_DOORBELL - EQ Doorbell Register for IF_TYPE = 6*/ 169 #define SLI4_IF6_EQ_DB_REG 0x120 170 enum sli4_eq_e { 171 SLI4_IF6_EQ_ID_MASK = 0x0fff, 172 173 SLI4_IF6_EQ_NUM_SHIFT = 16, 174 SLI4_IF6_EQ_NUM_MASK = 0x1fff0000, 175 }; 176 177 static inline u32 sli_format_if6_eq_db_data(u16 num_popped,u16 id,u32 arm)178 sli_format_if6_eq_db_data(u16 num_popped, u16 id, u32 arm) { 179 u32 reg; 180 181 reg = id & SLI4_IF6_EQ_ID_MASK; 182 reg |= (num_popped << SLI4_IF6_EQ_NUM_SHIFT) & SLI4_IF6_EQ_NUM_MASK; 183 reg |= arm; 184 185 return reg; 186 } 187 188 /* CQ_DOORBELL - CQ Doorbell Register for IF_TYPE = 6 */ 189 #define SLI4_IF6_CQ_DB_REG 0xc0 190 enum sli4_cq_e { 191 SLI4_IF6_CQ_ID_MASK = 0xffff, 192 193 SLI4_IF6_CQ_NUM_SHIFT = 16, 194 SLI4_IF6_CQ_NUM_MASK = 0x1fff0000, 195 }; 196 197 static inline u32 sli_format_if6_cq_db_data(u16 num_popped,u16 id,u32 arm)198 sli_format_if6_cq_db_data(u16 num_popped, u16 id, u32 arm) { 199 u32 reg; 200 201 reg = id & SLI4_IF6_CQ_ID_MASK; 202 reg |= ((num_popped) << SLI4_IF6_CQ_NUM_SHIFT) & SLI4_IF6_CQ_NUM_MASK; 203 reg |= arm; 204 205 return reg; 206 } 207 208 /* MQ_DOORBELL - MQ Doorbell Register */ 209 #define SLI4_MQ_DB_REG 0x0140 210 #define SLI4_IF6_MQ_DB_REG 0x0160 211 enum sli4_mq_e { 212 SLI4_MQ_ID_MASK = 0xffff, 213 214 SLI4_MQ_NUM_SHIFT = 16, 215 SLI4_MQ_NUM_MASK = 0x3fff0000, 216 }; 217 218 static inline u32 sli_format_mq_db_data(u16 id)219 sli_format_mq_db_data(u16 id) { 220 u32 reg; 221 222 reg = id & SLI4_MQ_ID_MASK; 223 reg |= (1 << SLI4_MQ_NUM_SHIFT) & SLI4_MQ_NUM_MASK; 224 225 return reg; 226 } 227 228 /* RQ_DOORBELL - RQ Doorbell Register */ 229 #define SLI4_RQ_DB_REG 0x0a0 230 #define SLI4_IF6_RQ_DB_REG 0x0080 231 enum sli4_rq_e { 232 SLI4_RQ_DB_ID_MASK = 0xffff, 233 234 SLI4_RQ_DB_NUM_SHIFT = 16, 235 SLI4_RQ_DB_NUM_MASK = 0x3fff0000, 236 }; 237 238 static inline u32 sli_format_rq_db_data(u16 id)239 sli_format_rq_db_data(u16 id) { 240 u32 reg; 241 242 reg = id & SLI4_RQ_DB_ID_MASK; 243 reg |= (1 << SLI4_RQ_DB_NUM_SHIFT) & SLI4_RQ_DB_NUM_MASK; 244 245 return reg; 246 } 247 248 /* WQ_DOORBELL - WQ Doorbell Register */ 249 #define SLI4_IO_WQ_DB_REG 0x040 250 #define SLI4_IF6_WQ_DB_REG 0x040 251 enum sli4_wq_e { 252 SLI4_WQ_ID_MASK = 0xffff, 253 254 SLI4_WQ_IDX_SHIFT = 16, 255 SLI4_WQ_IDX_MASK = 0xff0000, 256 257 SLI4_WQ_NUM_SHIFT = 24, 258 SLI4_WQ_NUM_MASK = 0x0ff00000, 259 }; 260 261 static inline u32 sli_format_wq_db_data(u16 id)262 sli_format_wq_db_data(u16 id) { 263 u32 reg; 264 265 reg = id & SLI4_WQ_ID_MASK; 266 reg |= (1 << SLI4_WQ_NUM_SHIFT) & SLI4_WQ_NUM_MASK; 267 268 return reg; 269 } 270 271 /* SLIPORT_STATUS - SLI Port Status Register */ 272 #define SLI4_PORT_STATUS_REGOFF 0x0404 273 enum sli4_port_status { 274 SLI4_PORT_STATUS_FDP = 1u << 21, 275 SLI4_PORT_STATUS_RDY = 1u << 23, 276 SLI4_PORT_STATUS_RN = 1u << 24, 277 SLI4_PORT_STATUS_DIP = 1u << 25, 278 SLI4_PORT_STATUS_OTI = 1u << 29, 279 SLI4_PORT_STATUS_ERR = 1u << 31, 280 }; 281 282 #define SLI4_PHYDEV_CTRL_REG 0x0414 283 #define SLI4_PHYDEV_CTRL_FRST (1 << 1) 284 #define SLI4_PHYDEV_CTRL_DD (1 << 2) 285 286 /* Register name enums */ 287 enum sli4_regname_en { 288 SLI4_REG_BMBX, 289 SLI4_REG_EQ_DOORBELL, 290 SLI4_REG_CQ_DOORBELL, 291 SLI4_REG_RQ_DOORBELL, 292 SLI4_REG_IO_WQ_DOORBELL, 293 SLI4_REG_MQ_DOORBELL, 294 SLI4_REG_PHYSDEV_CONTROL, 295 SLI4_REG_PORT_CONTROL, 296 SLI4_REG_PORT_ERROR1, 297 SLI4_REG_PORT_ERROR2, 298 SLI4_REG_PORT_SEMAPHORE, 299 SLI4_REG_PORT_STATUS, 300 SLI4_REG_UNKWOWN /* must be last */ 301 }; 302 303 struct sli4_reg { 304 u32 rset; 305 u32 off; 306 }; 307 308 struct sli4_dmaaddr { 309 __le32 low; 310 __le32 high; 311 }; 312 313 /* 314 * a 3-word Buffer Descriptor Entry with 315 * address 1st 2 words, length last word 316 */ 317 struct sli4_bufptr { 318 struct sli4_dmaaddr addr; 319 __le32 length; 320 }; 321 322 /* Buffer Descriptor Entry (BDE) */ 323 enum sli4_bde_e { 324 SLI4_BDE_LEN_MASK = 0x00ffffff, 325 SLI4_BDE_TYPE_MASK = 0xff000000, 326 }; 327 328 struct sli4_bde { 329 __le32 bde_type_buflen; 330 union { 331 struct sli4_dmaaddr data; 332 struct { 333 __le32 offset; 334 __le32 rsvd2; 335 } imm; 336 struct sli4_dmaaddr blp; 337 } u; 338 }; 339 340 /* Buffer Descriptors */ 341 enum sli4_bde_type { 342 SLI4_BDE_TYPE_SHIFT = 24, 343 SLI4_BDE_TYPE_64 = 0x00, /* Generic 64-bit data */ 344 SLI4_BDE_TYPE_IMM = 0x01, /* Immediate data */ 345 SLI4_BDE_TYPE_BLP = 0x40, /* Buffer List Pointer */ 346 }; 347 348 #define SLI4_BDE_TYPE_VAL(type) \ 349 (SLI4_BDE_TYPE_##type << SLI4_BDE_TYPE_SHIFT) 350 351 /* Scatter-Gather Entry (SGE) */ 352 #define SLI4_SGE_MAX_RESERVED 3 353 354 enum sli4_sge_type { 355 /* DW2 */ 356 SLI4_SGE_DATA_OFFSET_MASK = 0x07ffffff, 357 /*DW2W1*/ 358 SLI4_SGE_TYPE_SHIFT = 27, 359 SLI4_SGE_TYPE_MASK = 0x78000000, 360 /*SGE Types*/ 361 SLI4_SGE_TYPE_DATA = 0x00, 362 SLI4_SGE_TYPE_DIF = 0x04, /* Data Integrity Field */ 363 SLI4_SGE_TYPE_LSP = 0x05, /* List Segment Pointer */ 364 SLI4_SGE_TYPE_PEDIF = 0x06, /* Post Encryption Engine DIF */ 365 SLI4_SGE_TYPE_PESEED = 0x07, /* Post Encryption DIF Seed */ 366 SLI4_SGE_TYPE_DISEED = 0x08, /* DIF Seed */ 367 SLI4_SGE_TYPE_ENC = 0x09, /* Encryption */ 368 SLI4_SGE_TYPE_ATM = 0x0a, /* DIF Application Tag Mask */ 369 SLI4_SGE_TYPE_SKIP = 0x0c, /* SKIP */ 370 371 SLI4_SGE_LAST = 1u << 31, 372 }; 373 374 struct sli4_sge { 375 __le32 buffer_address_high; 376 __le32 buffer_address_low; 377 __le32 dw2_flags; 378 __le32 buffer_length; 379 }; 380 381 /* T10 DIF Scatter-Gather Entry (SGE) */ 382 struct sli4_dif_sge { 383 __le32 buffer_address_high; 384 __le32 buffer_address_low; 385 __le32 dw2_flags; 386 __le32 rsvd12; 387 }; 388 389 /* Data Integrity Seed (DISEED) SGE */ 390 enum sli4_diseed_sge_flags { 391 /* DW2W1 */ 392 SLI4_DISEED_SGE_HS = 1 << 2, 393 SLI4_DISEED_SGE_WS = 1 << 3, 394 SLI4_DISEED_SGE_IC = 1 << 4, 395 SLI4_DISEED_SGE_ICS = 1 << 5, 396 SLI4_DISEED_SGE_ATRT = 1 << 6, 397 SLI4_DISEED_SGE_AT = 1 << 7, 398 SLI4_DISEED_SGE_FAT = 1 << 8, 399 SLI4_DISEED_SGE_NA = 1 << 9, 400 SLI4_DISEED_SGE_HI = 1 << 10, 401 402 /* DW3W1 */ 403 SLI4_DISEED_SGE_BS_MASK = 0x0007, 404 SLI4_DISEED_SGE_AI = 1 << 3, 405 SLI4_DISEED_SGE_ME = 1 << 4, 406 SLI4_DISEED_SGE_RE = 1 << 5, 407 SLI4_DISEED_SGE_CE = 1 << 6, 408 SLI4_DISEED_SGE_NR = 1 << 7, 409 410 SLI4_DISEED_SGE_OP_RX_SHIFT = 8, 411 SLI4_DISEED_SGE_OP_RX_MASK = 0x0f00, 412 SLI4_DISEED_SGE_OP_TX_SHIFT = 12, 413 SLI4_DISEED_SGE_OP_TX_MASK = 0xf000, 414 }; 415 416 /* Opcode values */ 417 enum sli4_diseed_sge_opcodes { 418 SLI4_DISEED_SGE_OP_IN_NODIF_OUT_CRC, 419 SLI4_DISEED_SGE_OP_IN_CRC_OUT_NODIF, 420 SLI4_DISEED_SGE_OP_IN_NODIF_OUT_CSUM, 421 SLI4_DISEED_SGE_OP_IN_CSUM_OUT_NODIF, 422 SLI4_DISEED_SGE_OP_IN_CRC_OUT_CRC, 423 SLI4_DISEED_SGE_OP_IN_CSUM_OUT_CSUM, 424 SLI4_DISEED_SGE_OP_IN_CRC_OUT_CSUM, 425 SLI4_DISEED_SGE_OP_IN_CSUM_OUT_CRC, 426 SLI4_DISEED_SGE_OP_IN_RAW_OUT_RAW, 427 }; 428 429 #define SLI4_DISEED_SGE_OP_RX_VALUE(stype) \ 430 (SLI4_DISEED_SGE_OP_##stype << SLI4_DISEED_SGE_OP_RX_SHIFT) 431 #define SLI4_DISEED_SGE_OP_TX_VALUE(stype) \ 432 (SLI4_DISEED_SGE_OP_##stype << SLI4_DISEED_SGE_OP_TX_SHIFT) 433 434 struct sli4_diseed_sge { 435 __le32 ref_tag_cmp; 436 __le32 ref_tag_repl; 437 __le16 app_tag_repl; 438 __le16 dw2w1_flags; 439 __le16 app_tag_cmp; 440 __le16 dw3w1_flags; 441 }; 442 443 /* List Segment Pointer Scatter-Gather Entry (SGE) */ 444 #define SLI4_LSP_SGE_SEGLEN 0x00ffffff 445 446 struct sli4_lsp_sge { 447 __le32 buffer_address_high; 448 __le32 buffer_address_low; 449 __le32 dw2_flags; 450 __le32 dw3_seglen; 451 }; 452 453 enum sli4_eqe_e { 454 SLI4_EQE_VALID = 1, 455 SLI4_EQE_MJCODE = 0xe, 456 SLI4_EQE_MNCODE = 0xfff0, 457 }; 458 459 struct sli4_eqe { 460 __le16 dw0w0_flags; 461 __le16 resource_id; 462 }; 463 464 #define SLI4_MAJOR_CODE_STANDARD 0 465 #define SLI4_MAJOR_CODE_SENTINEL 1 466 467 /* Sentinel EQE indicating the EQ is full */ 468 #define SLI4_EQE_STATUS_EQ_FULL 2 469 470 enum sli4_mcqe_e { 471 SLI4_MCQE_CONSUMED = 1u << 27, 472 SLI4_MCQE_COMPLETED = 1u << 28, 473 SLI4_MCQE_AE = 1u << 30, 474 SLI4_MCQE_VALID = 1u << 31, 475 }; 476 477 /* Entry was consumed but not completed */ 478 #define SLI4_MCQE_STATUS_NOT_COMPLETED -2 479 480 struct sli4_mcqe { 481 __le16 completion_status; 482 __le16 extended_status; 483 __le32 mqe_tag_low; 484 __le32 mqe_tag_high; 485 __le32 dw3_flags; 486 }; 487 488 enum sli4_acqe_e { 489 SLI4_ACQE_AE = 1 << 6, /* async event - this is an ACQE */ 490 SLI4_ACQE_VAL = 1 << 7, /* valid - contents of CQE are valid */ 491 }; 492 493 struct sli4_acqe { 494 __le32 event_data[3]; 495 u8 rsvd12; 496 u8 event_code; 497 u8 event_type; 498 u8 ae_val; 499 }; 500 501 enum sli4_acqe_event_code { 502 SLI4_ACQE_EVENT_CODE_LINK_STATE = 0x01, 503 SLI4_ACQE_EVENT_CODE_FIP = 0x02, 504 SLI4_ACQE_EVENT_CODE_DCBX = 0x03, 505 SLI4_ACQE_EVENT_CODE_ISCSI = 0x04, 506 SLI4_ACQE_EVENT_CODE_GRP_5 = 0x05, 507 SLI4_ACQE_EVENT_CODE_FC_LINK_EVENT = 0x10, 508 SLI4_ACQE_EVENT_CODE_SLI_PORT_EVENT = 0x11, 509 SLI4_ACQE_EVENT_CODE_VF_EVENT = 0x12, 510 SLI4_ACQE_EVENT_CODE_MR_EVENT = 0x13, 511 }; 512 513 enum sli4_qtype { 514 SLI4_QTYPE_EQ, 515 SLI4_QTYPE_CQ, 516 SLI4_QTYPE_MQ, 517 SLI4_QTYPE_WQ, 518 SLI4_QTYPE_RQ, 519 SLI4_QTYPE_MAX, /* must be last */ 520 }; 521 522 #define SLI4_USER_MQ_COUNT 1 523 #define SLI4_MAX_CQ_SET_COUNT 16 524 #define SLI4_MAX_RQ_SET_COUNT 16 525 526 enum sli4_qentry { 527 SLI4_QENTRY_ASYNC, 528 SLI4_QENTRY_MQ, 529 SLI4_QENTRY_RQ, 530 SLI4_QENTRY_WQ, 531 SLI4_QENTRY_WQ_RELEASE, 532 SLI4_QENTRY_OPT_WRITE_CMD, 533 SLI4_QENTRY_OPT_WRITE_DATA, 534 SLI4_QENTRY_XABT, 535 SLI4_QENTRY_MAX /* must be last */ 536 }; 537 538 enum sli4_queue_flags { 539 SLI4_QUEUE_FLAG_MQ = 1 << 0, /* CQ has MQ/Async completion */ 540 SLI4_QUEUE_FLAG_HDR = 1 << 1, /* RQ for packet headers */ 541 SLI4_QUEUE_FLAG_RQBATCH = 1 << 2, /* RQ index increment by 8 */ 542 }; 543 544 /* Generic Command Request header */ 545 enum sli4_cmd_version { 546 CMD_V0, 547 CMD_V1, 548 CMD_V2, 549 }; 550 551 struct sli4_rqst_hdr { 552 u8 opcode; 553 u8 subsystem; 554 __le16 rsvd2; 555 __le32 timeout; 556 __le32 request_length; 557 __le32 dw3_version; 558 }; 559 560 /* Generic Command Response header */ 561 struct sli4_rsp_hdr { 562 u8 opcode; 563 u8 subsystem; 564 __le16 rsvd2; 565 u8 status; 566 u8 additional_status; 567 __le16 rsvd6; 568 __le32 response_length; 569 __le32 actual_response_length; 570 }; 571 572 #define SLI4_QUEUE_RQ_BATCH 8 573 574 #define SZ_DMAADDR sizeof(struct sli4_dmaaddr) 575 #define SLI4_RQST_CMDSZ(stype) sizeof(struct sli4_rqst_##stype) 576 577 #define SLI4_RQST_PYLD_LEN(stype) \ 578 cpu_to_le32(sizeof(struct sli4_rqst_##stype) - \ 579 sizeof(struct sli4_rqst_hdr)) 580 581 #define SLI4_RQST_PYLD_LEN_VAR(stype, varpyld) \ 582 cpu_to_le32((sizeof(struct sli4_rqst_##stype) + \ 583 varpyld) - sizeof(struct sli4_rqst_hdr)) 584 585 #define SLI4_CFG_PYLD_LENGTH(stype) \ 586 max(sizeof(struct sli4_rqst_##stype), \ 587 sizeof(struct sli4_rsp_##stype)) 588 589 enum sli4_create_cqv2_e { 590 /* DW5_flags values*/ 591 SLI4_CREATE_CQV2_CLSWM_MASK = 0x00003000, 592 SLI4_CREATE_CQV2_NODELAY = 0x00004000, 593 SLI4_CREATE_CQV2_AUTOVALID = 0x00008000, 594 SLI4_CREATE_CQV2_CQECNT_MASK = 0x18000000, 595 SLI4_CREATE_CQV2_VALID = 0x20000000, 596 SLI4_CREATE_CQV2_EVT = 0x80000000, 597 /* DW6W1_flags values*/ 598 SLI4_CREATE_CQV2_ARM = 0x8000, 599 }; 600 601 struct sli4_rqst_cmn_create_cq_v2 { 602 struct sli4_rqst_hdr hdr; 603 __le16 num_pages; 604 u8 page_size; 605 u8 rsvd19; 606 __le32 dw5_flags; 607 __le16 eq_id; 608 __le16 dw6w1_arm; 609 __le16 cqe_count; 610 __le16 rsvd30; 611 __le32 rsvd32; 612 struct sli4_dmaaddr page_phys_addr[0]; 613 }; 614 615 enum sli4_create_cqset_e { 616 /* DW5_flags values*/ 617 SLI4_CREATE_CQSETV0_CLSWM_MASK = 0x00003000, 618 SLI4_CREATE_CQSETV0_NODELAY = 0x00004000, 619 SLI4_CREATE_CQSETV0_AUTOVALID = 0x00008000, 620 SLI4_CREATE_CQSETV0_CQECNT_MASK = 0x18000000, 621 SLI4_CREATE_CQSETV0_VALID = 0x20000000, 622 SLI4_CREATE_CQSETV0_EVT = 0x80000000, 623 /* DW5W1_flags values */ 624 SLI4_CREATE_CQSETV0_CQE_COUNT = 0x7fff, 625 SLI4_CREATE_CQSETV0_ARM = 0x8000, 626 }; 627 628 struct sli4_rqst_cmn_create_cq_set_v0 { 629 struct sli4_rqst_hdr hdr; 630 __le16 num_pages; 631 u8 page_size; 632 u8 rsvd19; 633 __le32 dw5_flags; 634 __le16 num_cq_req; 635 __le16 dw6w1_flags; 636 __le16 eq_id[16]; 637 struct sli4_dmaaddr page_phys_addr[0]; 638 }; 639 640 /* CQE count */ 641 enum sli4_cq_cnt { 642 SLI4_CQ_CNT_256, 643 SLI4_CQ_CNT_512, 644 SLI4_CQ_CNT_1024, 645 SLI4_CQ_CNT_LARGE, 646 }; 647 648 #define SLI4_CQ_CNT_SHIFT 27 649 #define SLI4_CQ_CNT_VAL(type) (SLI4_CQ_CNT_##type << SLI4_CQ_CNT_SHIFT) 650 651 #define SLI4_CQE_BYTES (4 * sizeof(u32)) 652 653 #define SLI4_CREATE_CQV2_MAX_PAGES 8 654 655 /* Generic Common Create EQ/CQ/MQ/WQ/RQ Queue completion */ 656 struct sli4_rsp_cmn_create_queue { 657 struct sli4_rsp_hdr hdr; 658 __le16 q_id; 659 u8 rsvd18; 660 u8 ulp; 661 __le32 db_offset; 662 __le16 db_rs; 663 __le16 db_fmt; 664 }; 665 666 struct sli4_rsp_cmn_create_queue_set { 667 struct sli4_rsp_hdr hdr; 668 __le16 q_id; 669 __le16 num_q_allocated; 670 }; 671 672 /* Common Destroy Queue */ 673 struct sli4_rqst_cmn_destroy_q { 674 struct sli4_rqst_hdr hdr; 675 __le16 q_id; 676 __le16 rsvd; 677 }; 678 679 struct sli4_rsp_cmn_destroy_q { 680 struct sli4_rsp_hdr hdr; 681 }; 682 683 /* Modify the delay multiplier for EQs */ 684 struct sli4_eqdelay_rec { 685 __le32 eq_id; 686 __le32 phase; 687 __le32 delay_multiplier; 688 }; 689 690 struct sli4_rqst_cmn_modify_eq_delay { 691 struct sli4_rqst_hdr hdr; 692 __le32 num_eq; 693 struct sli4_eqdelay_rec eq_delay_record[8]; 694 }; 695 696 struct sli4_rsp_cmn_modify_eq_delay { 697 struct sli4_rsp_hdr hdr; 698 }; 699 700 enum sli4_create_cq_e { 701 /* DW5 */ 702 SLI4_CREATE_EQ_AUTOVALID = 1u << 28, 703 SLI4_CREATE_EQ_VALID = 1u << 29, 704 SLI4_CREATE_EQ_EQESZ = 1u << 31, 705 /* DW6 */ 706 SLI4_CREATE_EQ_COUNT = 7 << 26, 707 SLI4_CREATE_EQ_ARM = 1u << 31, 708 /* DW7 */ 709 SLI4_CREATE_EQ_DELAYMULTI_SHIFT = 13, 710 SLI4_CREATE_EQ_DELAYMULTI_MASK = 0x007fe000, 711 SLI4_CREATE_EQ_DELAYMULTI = 0x00040000, 712 }; 713 714 struct sli4_rqst_cmn_create_eq { 715 struct sli4_rqst_hdr hdr; 716 __le16 num_pages; 717 __le16 rsvd18; 718 __le32 dw5_flags; 719 __le32 dw6_flags; 720 __le32 dw7_delaymulti; 721 __le32 rsvd32; 722 struct sli4_dmaaddr page_address[8]; 723 }; 724 725 struct sli4_rsp_cmn_create_eq { 726 struct sli4_rsp_cmn_create_queue q_rsp; 727 }; 728 729 /* EQ count */ 730 enum sli4_eq_cnt { 731 SLI4_EQ_CNT_256, 732 SLI4_EQ_CNT_512, 733 SLI4_EQ_CNT_1024, 734 SLI4_EQ_CNT_2048, 735 SLI4_EQ_CNT_4096 = 3, 736 }; 737 738 #define SLI4_EQ_CNT_SHIFT 26 739 #define SLI4_EQ_CNT_VAL(type) (SLI4_EQ_CNT_##type << SLI4_EQ_CNT_SHIFT) 740 741 #define SLI4_EQE_SIZE_4 0 742 #define SLI4_EQE_SIZE_16 1 743 744 /* Create a Mailbox Queue; accommodate v0 and v1 forms. */ 745 enum sli4_create_mq_flags { 746 /* DW6W1 */ 747 SLI4_CREATE_MQEXT_RINGSIZE = 0xf, 748 SLI4_CREATE_MQEXT_CQID_SHIFT = 6, 749 SLI4_CREATE_MQEXT_CQIDV0_MASK = 0xffc0, 750 /* DW7 */ 751 SLI4_CREATE_MQEXT_VAL = 1u << 31, 752 /* DW8 */ 753 SLI4_CREATE_MQEXT_ACQV = 1u << 0, 754 SLI4_CREATE_MQEXT_ASYNC_CQIDV0 = 0x7fe, 755 }; 756 757 struct sli4_rqst_cmn_create_mq_ext { 758 struct sli4_rqst_hdr hdr; 759 __le16 num_pages; 760 __le16 cq_id_v1; 761 __le32 async_event_bitmap; 762 __le16 async_cq_id_v1; 763 __le16 dw6w1_flags; 764 __le32 dw7_val; 765 __le32 dw8_flags; 766 __le32 rsvd36; 767 struct sli4_dmaaddr page_phys_addr[0]; 768 }; 769 770 struct sli4_rsp_cmn_create_mq_ext { 771 struct sli4_rsp_cmn_create_queue q_rsp; 772 }; 773 774 enum sli4_mqe_size { 775 SLI4_MQE_SIZE_16 = 0x05, 776 SLI4_MQE_SIZE_32, 777 SLI4_MQE_SIZE_64, 778 SLI4_MQE_SIZE_128, 779 }; 780 781 enum sli4_async_evt { 782 SLI4_ASYNC_EVT_LINK_STATE = 1 << 1, 783 SLI4_ASYNC_EVT_FIP = 1 << 2, 784 SLI4_ASYNC_EVT_GRP5 = 1 << 5, 785 SLI4_ASYNC_EVT_FC = 1 << 16, 786 SLI4_ASYNC_EVT_SLI_PORT = 1 << 17, 787 }; 788 789 #define SLI4_ASYNC_EVT_FC_ALL \ 790 (SLI4_ASYNC_EVT_LINK_STATE | \ 791 SLI4_ASYNC_EVT_FIP | \ 792 SLI4_ASYNC_EVT_GRP5 | \ 793 SLI4_ASYNC_EVT_FC | \ 794 SLI4_ASYNC_EVT_SLI_PORT) 795 796 /* Create a Completion Queue. */ 797 struct sli4_rqst_cmn_create_cq_v0 { 798 struct sli4_rqst_hdr hdr; 799 __le16 num_pages; 800 __le16 rsvd18; 801 __le32 dw5_flags; 802 __le32 dw6_flags; 803 __le32 rsvd28; 804 __le32 rsvd32; 805 struct sli4_dmaaddr page_phys_addr[0]; 806 }; 807 808 enum sli4_create_rq_e { 809 SLI4_RQ_CREATE_DUA = 0x1, 810 SLI4_RQ_CREATE_BQU = 0x2, 811 812 SLI4_RQE_SIZE = 8, 813 SLI4_RQE_SIZE_8 = 0x2, 814 SLI4_RQE_SIZE_16 = 0x3, 815 SLI4_RQE_SIZE_32 = 0x4, 816 SLI4_RQE_SIZE_64 = 0x5, 817 SLI4_RQE_SIZE_128 = 0x6, 818 819 SLI4_RQ_PAGE_SIZE_4096 = 0x1, 820 SLI4_RQ_PAGE_SIZE_8192 = 0x2, 821 SLI4_RQ_PAGE_SIZE_16384 = 0x4, 822 SLI4_RQ_PAGE_SIZE_32768 = 0x8, 823 SLI4_RQ_PAGE_SIZE_64536 = 0x10, 824 825 SLI4_RQ_CREATE_V0_MAX_PAGES = 8, 826 SLI4_RQ_CREATE_V0_MIN_BUF_SIZE = 128, 827 SLI4_RQ_CREATE_V0_MAX_BUF_SIZE = 2048, 828 }; 829 830 struct sli4_rqst_rq_create { 831 struct sli4_rqst_hdr hdr; 832 __le16 num_pages; 833 u8 dua_bqu_byte; 834 u8 ulp; 835 __le16 rsvd16; 836 u8 rqe_count_byte; 837 u8 rsvd19; 838 __le32 rsvd20; 839 __le16 buffer_size; 840 __le16 cq_id; 841 __le32 rsvd28; 842 struct sli4_dmaaddr page_phys_addr[SLI4_RQ_CREATE_V0_MAX_PAGES]; 843 }; 844 845 struct sli4_rsp_rq_create { 846 struct sli4_rsp_cmn_create_queue rsp; 847 }; 848 849 enum sli4_create_rqv1_e { 850 SLI4_RQ_CREATE_V1_DNB = 0x80, 851 SLI4_RQ_CREATE_V1_MAX_PAGES = 8, 852 SLI4_RQ_CREATE_V1_MIN_BUF_SIZE = 64, 853 SLI4_RQ_CREATE_V1_MAX_BUF_SIZE = 2048, 854 }; 855 856 struct sli4_rqst_rq_create_v1 { 857 struct sli4_rqst_hdr hdr; 858 __le16 num_pages; 859 u8 rsvd14; 860 u8 dim_dfd_dnb; 861 u8 page_size; 862 u8 rqe_size_byte; 863 __le16 rqe_count; 864 __le32 rsvd20; 865 __le16 rsvd24; 866 __le16 cq_id; 867 __le32 buffer_size; 868 struct sli4_dmaaddr page_phys_addr[SLI4_RQ_CREATE_V1_MAX_PAGES]; 869 }; 870 871 struct sli4_rsp_rq_create_v1 { 872 struct sli4_rsp_cmn_create_queue rsp; 873 }; 874 875 #define SLI4_RQCREATEV2_DNB 0x80 876 877 struct sli4_rqst_rq_create_v2 { 878 struct sli4_rqst_hdr hdr; 879 __le16 num_pages; 880 u8 rq_count; 881 u8 dim_dfd_dnb; 882 u8 page_size; 883 u8 rqe_size_byte; 884 __le16 rqe_count; 885 __le16 hdr_buffer_size; 886 __le16 payload_buffer_size; 887 __le16 base_cq_id; 888 __le16 rsvd26; 889 __le32 rsvd42; 890 struct sli4_dmaaddr page_phys_addr[0]; 891 }; 892 893 struct sli4_rsp_rq_create_v2 { 894 struct sli4_rsp_cmn_create_queue rsp; 895 }; 896 897 #define SLI4_CQE_CODE_OFFSET 14 898 899 enum sli4_cqe_code { 900 SLI4_CQE_CODE_WORK_REQUEST_COMPLETION = 0x01, 901 SLI4_CQE_CODE_RELEASE_WQE, 902 SLI4_CQE_CODE_RSVD, 903 SLI4_CQE_CODE_RQ_ASYNC, 904 SLI4_CQE_CODE_XRI_ABORTED, 905 SLI4_CQE_CODE_RQ_COALESCING, 906 SLI4_CQE_CODE_RQ_CONSUMPTION, 907 SLI4_CQE_CODE_MEASUREMENT_REPORTING, 908 SLI4_CQE_CODE_RQ_ASYNC_V1, 909 SLI4_CQE_CODE_RQ_COALESCING_V1, 910 SLI4_CQE_CODE_OPTIMIZED_WRITE_CMD, 911 SLI4_CQE_CODE_OPTIMIZED_WRITE_DATA, 912 }; 913 914 #define SLI4_WQ_CREATE_MAX_PAGES 8 915 916 struct sli4_rqst_wq_create { 917 struct sli4_rqst_hdr hdr; 918 __le16 num_pages; 919 __le16 cq_id; 920 u8 page_size; 921 u8 wqe_size_byte; 922 __le16 wqe_count; 923 __le32 rsvd; 924 struct sli4_dmaaddr page_phys_addr[SLI4_WQ_CREATE_MAX_PAGES]; 925 }; 926 927 struct sli4_rsp_wq_create { 928 struct sli4_rsp_cmn_create_queue rsp; 929 }; 930 931 enum sli4_link_attention_flags { 932 SLI4_LNK_ATTN_TYPE_LINK_UP = 0x01, 933 SLI4_LNK_ATTN_TYPE_LINK_DOWN = 0x02, 934 SLI4_LNK_ATTN_TYPE_NO_HARD_ALPA = 0x03, 935 936 SLI4_LNK_ATTN_P2P = 0x01, 937 SLI4_LNK_ATTN_FC_AL = 0x02, 938 SLI4_LNK_ATTN_INTERNAL_LOOPBACK = 0x03, 939 SLI4_LNK_ATTN_SERDES_LOOPBACK = 0x04, 940 }; 941 942 struct sli4_link_attention { 943 u8 link_number; 944 u8 attn_type; 945 u8 topology; 946 u8 port_speed; 947 u8 port_fault; 948 u8 shared_link_status; 949 __le16 logical_link_speed; 950 __le32 event_tag; 951 u8 rsvd12; 952 u8 event_code; 953 u8 event_type; 954 u8 flags; 955 }; 956 957 enum sli4_link_event_type { 958 SLI4_EVENT_LINK_ATTENTION = 0x01, 959 SLI4_EVENT_SHARED_LINK_ATTENTION = 0x02, 960 }; 961 962 enum sli4_wcqe_flags { 963 SLI4_WCQE_XB = 0x10, 964 SLI4_WCQE_QX = 0x80, 965 }; 966 967 struct sli4_fc_wcqe { 968 u8 hw_status; 969 u8 status; 970 __le16 request_tag; 971 __le32 wqe_specific_1; 972 __le32 wqe_specific_2; 973 u8 rsvd12; 974 u8 qx_byte; 975 u8 code; 976 u8 flags; 977 }; 978 979 /* FC WQ consumed CQ queue entry */ 980 struct sli4_fc_wqec { 981 __le32 rsvd0; 982 __le32 rsvd1; 983 __le16 wqe_index; 984 __le16 wq_id; 985 __le16 rsvd12; 986 u8 code; 987 u8 vld_byte; 988 }; 989 990 /* FC Completion Status Codes. */ 991 enum sli4_wcqe_status { 992 SLI4_FC_WCQE_STATUS_SUCCESS, 993 SLI4_FC_WCQE_STATUS_FCP_RSP_FAILURE, 994 SLI4_FC_WCQE_STATUS_REMOTE_STOP, 995 SLI4_FC_WCQE_STATUS_LOCAL_REJECT, 996 SLI4_FC_WCQE_STATUS_NPORT_RJT, 997 SLI4_FC_WCQE_STATUS_FABRIC_RJT, 998 SLI4_FC_WCQE_STATUS_NPORT_BSY, 999 SLI4_FC_WCQE_STATUS_FABRIC_BSY, 1000 SLI4_FC_WCQE_STATUS_RSVD, 1001 SLI4_FC_WCQE_STATUS_LS_RJT, 1002 SLI4_FC_WCQE_STATUS_RX_BUF_OVERRUN, 1003 SLI4_FC_WCQE_STATUS_CMD_REJECT, 1004 SLI4_FC_WCQE_STATUS_FCP_TGT_LENCHECK, 1005 SLI4_FC_WCQE_STATUS_RSVD1, 1006 SLI4_FC_WCQE_STATUS_ELS_CMPLT_NO_AUTOREG, 1007 SLI4_FC_WCQE_STATUS_RSVD2, 1008 SLI4_FC_WCQE_STATUS_RQ_SUCCESS, 1009 SLI4_FC_WCQE_STATUS_RQ_BUF_LEN_EXCEEDED, 1010 SLI4_FC_WCQE_STATUS_RQ_INSUFF_BUF_NEEDED, 1011 SLI4_FC_WCQE_STATUS_RQ_INSUFF_FRM_DISC, 1012 SLI4_FC_WCQE_STATUS_RQ_DMA_FAILURE, 1013 SLI4_FC_WCQE_STATUS_FCP_RSP_TRUNCATE, 1014 SLI4_FC_WCQE_STATUS_DI_ERROR, 1015 SLI4_FC_WCQE_STATUS_BA_RJT, 1016 SLI4_FC_WCQE_STATUS_RQ_INSUFF_XRI_NEEDED, 1017 SLI4_FC_WCQE_STATUS_RQ_INSUFF_XRI_DISC, 1018 SLI4_FC_WCQE_STATUS_RX_ERROR_DETECT, 1019 SLI4_FC_WCQE_STATUS_RX_ABORT_REQUEST, 1020 1021 /* driver generated status codes */ 1022 SLI4_FC_WCQE_STATUS_DISPATCH_ERROR = 0xfd, 1023 SLI4_FC_WCQE_STATUS_SHUTDOWN = 0xfe, 1024 SLI4_FC_WCQE_STATUS_TARGET_WQE_TIMEOUT = 0xff, 1025 }; 1026 1027 /* DI_ERROR Extended Status */ 1028 enum sli4_fc_di_error_status { 1029 SLI4_FC_DI_ERROR_GE = 1 << 0, 1030 SLI4_FC_DI_ERROR_AE = 1 << 1, 1031 SLI4_FC_DI_ERROR_RE = 1 << 2, 1032 SLI4_FC_DI_ERROR_TDPV = 1 << 3, 1033 SLI4_FC_DI_ERROR_UDB = 1 << 4, 1034 SLI4_FC_DI_ERROR_EDIR = 1 << 5, 1035 }; 1036 1037 /* WQE DIF field contents */ 1038 enum sli4_dif_fields { 1039 SLI4_DIF_DISABLED, 1040 SLI4_DIF_PASS_THROUGH, 1041 SLI4_DIF_STRIP, 1042 SLI4_DIF_INSERT, 1043 }; 1044 1045 /* Work Queue Entry (WQE) types */ 1046 enum sli4_wqe_types { 1047 SLI4_WQE_ABORT = 0x0f, 1048 SLI4_WQE_ELS_REQUEST64 = 0x8a, 1049 SLI4_WQE_FCP_IBIDIR64 = 0xac, 1050 SLI4_WQE_FCP_IREAD64 = 0x9a, 1051 SLI4_WQE_FCP_IWRITE64 = 0x98, 1052 SLI4_WQE_FCP_ICMND64 = 0x9c, 1053 SLI4_WQE_FCP_TRECEIVE64 = 0xa1, 1054 SLI4_WQE_FCP_CONT_TRECEIVE64 = 0xe5, 1055 SLI4_WQE_FCP_TRSP64 = 0xa3, 1056 SLI4_WQE_FCP_TSEND64 = 0x9f, 1057 SLI4_WQE_GEN_REQUEST64 = 0xc2, 1058 SLI4_WQE_SEND_FRAME = 0xe1, 1059 SLI4_WQE_XMIT_BCAST64 = 0x84, 1060 SLI4_WQE_XMIT_BLS_RSP = 0x97, 1061 SLI4_WQE_ELS_RSP64 = 0x95, 1062 SLI4_WQE_XMIT_SEQUENCE64 = 0x82, 1063 SLI4_WQE_REQUEUE_XRI = 0x93, 1064 }; 1065 1066 /* WQE command types */ 1067 enum sli4_wqe_cmds { 1068 SLI4_CMD_FCP_IREAD64_WQE = 0x00, 1069 SLI4_CMD_FCP_ICMND64_WQE = 0x00, 1070 SLI4_CMD_FCP_IWRITE64_WQE = 0x01, 1071 SLI4_CMD_FCP_TRECEIVE64_WQE = 0x02, 1072 SLI4_CMD_FCP_TRSP64_WQE = 0x03, 1073 SLI4_CMD_FCP_TSEND64_WQE = 0x07, 1074 SLI4_CMD_GEN_REQUEST64_WQE = 0x08, 1075 SLI4_CMD_XMIT_BCAST64_WQE = 0x08, 1076 SLI4_CMD_XMIT_BLS_RSP64_WQE = 0x08, 1077 SLI4_CMD_ABORT_WQE = 0x08, 1078 SLI4_CMD_XMIT_SEQUENCE64_WQE = 0x08, 1079 SLI4_CMD_REQUEUE_XRI_WQE = 0x0a, 1080 SLI4_CMD_SEND_FRAME_WQE = 0x0a, 1081 }; 1082 1083 #define SLI4_WQE_SIZE 0x05 1084 #define SLI4_WQE_EXT_SIZE 0x06 1085 1086 #define SLI4_WQE_BYTES (16 * sizeof(u32)) 1087 #define SLI4_WQE_EXT_BYTES (32 * sizeof(u32)) 1088 1089 /* Mask for ccp (CS_CTL) */ 1090 #define SLI4_MASK_CCP 0xfe 1091 1092 /* Generic WQE */ 1093 enum sli4_gen_wqe_flags { 1094 SLI4_GEN_WQE_EBDECNT = 0xf, 1095 SLI4_GEN_WQE_LEN_LOC = 0x3 << 7, 1096 SLI4_GEN_WQE_QOSD = 1 << 9, 1097 SLI4_GEN_WQE_XBL = 1 << 11, 1098 SLI4_GEN_WQE_HLM = 1 << 12, 1099 SLI4_GEN_WQE_IOD = 1 << 13, 1100 SLI4_GEN_WQE_DBDE = 1 << 14, 1101 SLI4_GEN_WQE_WQES = 1 << 15, 1102 1103 SLI4_GEN_WQE_PRI = 0x7, 1104 SLI4_GEN_WQE_PV = 1 << 3, 1105 SLI4_GEN_WQE_EAT = 1 << 4, 1106 SLI4_GEN_WQE_XC = 1 << 5, 1107 SLI4_GEN_WQE_CCPE = 1 << 7, 1108 1109 SLI4_GEN_WQE_CMDTYPE = 0xf, 1110 SLI4_GEN_WQE_WQEC = 1 << 7, 1111 }; 1112 1113 struct sli4_generic_wqe { 1114 __le32 cmd_spec0_5[6]; 1115 __le16 xri_tag; 1116 __le16 context_tag; 1117 u8 ct_byte; 1118 u8 command; 1119 u8 class_byte; 1120 u8 timer; 1121 __le32 abort_tag; 1122 __le16 request_tag; 1123 __le16 rsvd34; 1124 __le16 dw10w0_flags; 1125 u8 eat_xc_ccpe; 1126 u8 ccp; 1127 u8 cmdtype_wqec_byte; 1128 u8 rsvd41; 1129 __le16 cq_id; 1130 }; 1131 1132 /* WQE used to abort exchanges. */ 1133 enum sli4_abort_wqe_flags { 1134 SLI4_ABRT_WQE_IR = 0x02, 1135 1136 SLI4_ABRT_WQE_EBDECNT = 0xf, 1137 SLI4_ABRT_WQE_LEN_LOC = 0x3 << 7, 1138 SLI4_ABRT_WQE_QOSD = 1 << 9, 1139 SLI4_ABRT_WQE_XBL = 1 << 11, 1140 SLI4_ABRT_WQE_IOD = 1 << 13, 1141 SLI4_ABRT_WQE_DBDE = 1 << 14, 1142 SLI4_ABRT_WQE_WQES = 1 << 15, 1143 1144 SLI4_ABRT_WQE_PRI = 0x7, 1145 SLI4_ABRT_WQE_PV = 1 << 3, 1146 SLI4_ABRT_WQE_EAT = 1 << 4, 1147 SLI4_ABRT_WQE_XC = 1 << 5, 1148 SLI4_ABRT_WQE_CCPE = 1 << 7, 1149 1150 SLI4_ABRT_WQE_CMDTYPE = 0xf, 1151 SLI4_ABRT_WQE_WQEC = 1 << 7, 1152 }; 1153 1154 struct sli4_abort_wqe { 1155 __le32 rsvd0; 1156 __le32 rsvd4; 1157 __le32 ext_t_tag; 1158 u8 ia_ir_byte; 1159 u8 criteria; 1160 __le16 rsvd10; 1161 __le32 ext_t_mask; 1162 __le32 t_mask; 1163 __le16 xri_tag; 1164 __le16 context_tag; 1165 u8 ct_byte; 1166 u8 command; 1167 u8 class_byte; 1168 u8 timer; 1169 __le32 t_tag; 1170 __le16 request_tag; 1171 __le16 rsvd34; 1172 __le16 dw10w0_flags; 1173 u8 eat_xc_ccpe; 1174 u8 ccp; 1175 u8 cmdtype_wqec_byte; 1176 u8 rsvd41; 1177 __le16 cq_id; 1178 }; 1179 1180 enum sli4_abort_criteria { 1181 SLI4_ABORT_CRITERIA_XRI_TAG = 0x01, 1182 SLI4_ABORT_CRITERIA_ABORT_TAG, 1183 SLI4_ABORT_CRITERIA_REQUEST_TAG, 1184 SLI4_ABORT_CRITERIA_EXT_ABORT_TAG, 1185 }; 1186 1187 enum sli4_abort_type { 1188 SLI4_ABORT_XRI, 1189 SLI4_ABORT_ABORT_ID, 1190 SLI4_ABORT_REQUEST_ID, 1191 SLI4_ABORT_MAX, /* must be last */ 1192 }; 1193 1194 /* WQE used to create an ELS request. */ 1195 enum sli4_els_req_wqe_flags { 1196 SLI4_REQ_WQE_QOSD = 0x2, 1197 SLI4_REQ_WQE_DBDE = 0x40, 1198 SLI4_REQ_WQE_XBL = 0x8, 1199 SLI4_REQ_WQE_XC = 0x20, 1200 SLI4_REQ_WQE_IOD = 0x20, 1201 SLI4_REQ_WQE_HLM = 0x10, 1202 SLI4_REQ_WQE_CCPE = 0x80, 1203 SLI4_REQ_WQE_EAT = 0x10, 1204 SLI4_REQ_WQE_WQES = 0x80, 1205 SLI4_REQ_WQE_PU_SHFT = 4, 1206 SLI4_REQ_WQE_CT_SHFT = 2, 1207 SLI4_REQ_WQE_CT = 0xc, 1208 SLI4_REQ_WQE_ELSID_SHFT = 4, 1209 SLI4_REQ_WQE_SP_SHFT = 24, 1210 SLI4_REQ_WQE_LEN_LOC_BIT1 = 0x80, 1211 SLI4_REQ_WQE_LEN_LOC_BIT2 = 0x1, 1212 }; 1213 1214 struct sli4_els_request64_wqe { 1215 struct sli4_bde els_request_payload; 1216 __le32 els_request_payload_length; 1217 __le32 sid_sp_dword; 1218 __le32 remote_id_dword; 1219 __le16 xri_tag; 1220 __le16 context_tag; 1221 u8 ct_byte; 1222 u8 command; 1223 u8 class_byte; 1224 u8 timer; 1225 __le32 abort_tag; 1226 __le16 request_tag; 1227 __le16 temporary_rpi; 1228 u8 len_loc1_byte; 1229 u8 qosd_xbl_hlm_iod_dbde_wqes; 1230 u8 eat_xc_ccpe; 1231 u8 ccp; 1232 u8 cmdtype_elsid_byte; 1233 u8 rsvd41; 1234 __le16 cq_id; 1235 struct sli4_bde els_response_payload_bde; 1236 __le32 max_response_payload_length; 1237 }; 1238 1239 /* WQE used to create an FCP initiator no data command. */ 1240 enum sli4_icmd_wqe_flags { 1241 SLI4_ICMD_WQE_DBDE = 0x40, 1242 SLI4_ICMD_WQE_XBL = 0x8, 1243 SLI4_ICMD_WQE_XC = 0x20, 1244 SLI4_ICMD_WQE_IOD = 0x20, 1245 SLI4_ICMD_WQE_HLM = 0x10, 1246 SLI4_ICMD_WQE_CCPE = 0x80, 1247 SLI4_ICMD_WQE_EAT = 0x10, 1248 SLI4_ICMD_WQE_APPID = 0x10, 1249 SLI4_ICMD_WQE_WQES = 0x80, 1250 SLI4_ICMD_WQE_PU_SHFT = 4, 1251 SLI4_ICMD_WQE_CT_SHFT = 2, 1252 SLI4_ICMD_WQE_BS_SHFT = 4, 1253 SLI4_ICMD_WQE_LEN_LOC_BIT1 = 0x80, 1254 SLI4_ICMD_WQE_LEN_LOC_BIT2 = 0x1, 1255 }; 1256 1257 struct sli4_fcp_icmnd64_wqe { 1258 struct sli4_bde bde; 1259 __le16 payload_offset_length; 1260 __le16 fcp_cmd_buffer_length; 1261 __le32 rsvd12; 1262 __le32 remote_n_port_id_dword; 1263 __le16 xri_tag; 1264 __le16 context_tag; 1265 u8 dif_ct_bs_byte; 1266 u8 command; 1267 u8 class_pu_byte; 1268 u8 timer; 1269 __le32 abort_tag; 1270 __le16 request_tag; 1271 __le16 rsvd34; 1272 u8 len_loc1_byte; 1273 u8 qosd_xbl_hlm_iod_dbde_wqes; 1274 u8 eat_xc_ccpe; 1275 u8 ccp; 1276 u8 cmd_type_byte; 1277 u8 rsvd41; 1278 __le16 cq_id; 1279 __le32 rsvd44; 1280 __le32 rsvd48; 1281 __le32 rsvd52; 1282 __le32 rsvd56; 1283 }; 1284 1285 /* WQE used to create an FCP initiator read. */ 1286 enum sli4_ir_wqe_flags { 1287 SLI4_IR_WQE_DBDE = 0x40, 1288 SLI4_IR_WQE_XBL = 0x8, 1289 SLI4_IR_WQE_XC = 0x20, 1290 SLI4_IR_WQE_IOD = 0x20, 1291 SLI4_IR_WQE_HLM = 0x10, 1292 SLI4_IR_WQE_CCPE = 0x80, 1293 SLI4_IR_WQE_EAT = 0x10, 1294 SLI4_IR_WQE_APPID = 0x10, 1295 SLI4_IR_WQE_WQES = 0x80, 1296 SLI4_IR_WQE_PU_SHFT = 4, 1297 SLI4_IR_WQE_CT_SHFT = 2, 1298 SLI4_IR_WQE_BS_SHFT = 4, 1299 SLI4_IR_WQE_LEN_LOC_BIT1 = 0x80, 1300 SLI4_IR_WQE_LEN_LOC_BIT2 = 0x1, 1301 }; 1302 1303 struct sli4_fcp_iread64_wqe { 1304 struct sli4_bde bde; 1305 __le16 payload_offset_length; 1306 __le16 fcp_cmd_buffer_length; 1307 1308 __le32 total_transfer_length; 1309 1310 __le32 remote_n_port_id_dword; 1311 1312 __le16 xri_tag; 1313 __le16 context_tag; 1314 1315 u8 dif_ct_bs_byte; 1316 u8 command; 1317 u8 class_pu_byte; 1318 u8 timer; 1319 1320 __le32 abort_tag; 1321 1322 __le16 request_tag; 1323 __le16 rsvd34; 1324 1325 u8 len_loc1_byte; 1326 u8 qosd_xbl_hlm_iod_dbde_wqes; 1327 u8 eat_xc_ccpe; 1328 u8 ccp; 1329 1330 u8 cmd_type_byte; 1331 u8 rsvd41; 1332 __le16 cq_id; 1333 1334 __le32 rsvd44; 1335 struct sli4_bde first_data_bde; 1336 }; 1337 1338 /* WQE used to create an FCP initiator write. */ 1339 enum sli4_iwr_wqe_flags { 1340 SLI4_IWR_WQE_DBDE = 0x40, 1341 SLI4_IWR_WQE_XBL = 0x8, 1342 SLI4_IWR_WQE_XC = 0x20, 1343 SLI4_IWR_WQE_IOD = 0x20, 1344 SLI4_IWR_WQE_HLM = 0x10, 1345 SLI4_IWR_WQE_DNRX = 0x10, 1346 SLI4_IWR_WQE_CCPE = 0x80, 1347 SLI4_IWR_WQE_EAT = 0x10, 1348 SLI4_IWR_WQE_APPID = 0x10, 1349 SLI4_IWR_WQE_WQES = 0x80, 1350 SLI4_IWR_WQE_PU_SHFT = 4, 1351 SLI4_IWR_WQE_CT_SHFT = 2, 1352 SLI4_IWR_WQE_BS_SHFT = 4, 1353 SLI4_IWR_WQE_LEN_LOC_BIT1 = 0x80, 1354 SLI4_IWR_WQE_LEN_LOC_BIT2 = 0x1, 1355 }; 1356 1357 struct sli4_fcp_iwrite64_wqe { 1358 struct sli4_bde bde; 1359 __le16 payload_offset_length; 1360 __le16 fcp_cmd_buffer_length; 1361 __le16 total_transfer_length; 1362 __le16 initial_transfer_length; 1363 __le16 xri_tag; 1364 __le16 context_tag; 1365 u8 dif_ct_bs_byte; 1366 u8 command; 1367 u8 class_pu_byte; 1368 u8 timer; 1369 __le32 abort_tag; 1370 __le16 request_tag; 1371 __le16 rsvd34; 1372 u8 len_loc1_byte; 1373 u8 qosd_xbl_hlm_iod_dbde_wqes; 1374 u8 eat_xc_ccpe; 1375 u8 ccp; 1376 u8 cmd_type_byte; 1377 u8 rsvd41; 1378 __le16 cq_id; 1379 __le32 remote_n_port_id_dword; 1380 struct sli4_bde first_data_bde; 1381 }; 1382 1383 struct sli4_fcp_128byte_wqe { 1384 u32 dw[32]; 1385 }; 1386 1387 /* WQE used to create an FCP target receive */ 1388 enum sli4_trcv_wqe_flags { 1389 SLI4_TRCV_WQE_DBDE = 0x40, 1390 SLI4_TRCV_WQE_XBL = 0x8, 1391 SLI4_TRCV_WQE_AR = 0x8, 1392 SLI4_TRCV_WQE_XC = 0x20, 1393 SLI4_TRCV_WQE_IOD = 0x20, 1394 SLI4_TRCV_WQE_HLM = 0x10, 1395 SLI4_TRCV_WQE_DNRX = 0x10, 1396 SLI4_TRCV_WQE_CCPE = 0x80, 1397 SLI4_TRCV_WQE_EAT = 0x10, 1398 SLI4_TRCV_WQE_APPID = 0x10, 1399 SLI4_TRCV_WQE_WQES = 0x80, 1400 SLI4_TRCV_WQE_PU_SHFT = 4, 1401 SLI4_TRCV_WQE_CT_SHFT = 2, 1402 SLI4_TRCV_WQE_BS_SHFT = 4, 1403 SLI4_TRCV_WQE_LEN_LOC_BIT2 = 0x1, 1404 }; 1405 1406 struct sli4_fcp_treceive64_wqe { 1407 struct sli4_bde bde; 1408 __le32 payload_offset_length; 1409 __le32 relative_offset; 1410 union { 1411 __le16 sec_xri_tag; 1412 __le16 rsvd; 1413 __le32 dword; 1414 } dword5; 1415 __le16 xri_tag; 1416 __le16 context_tag; 1417 u8 dif_ct_bs_byte; 1418 u8 command; 1419 u8 class_ar_pu_byte; 1420 u8 timer; 1421 __le32 abort_tag; 1422 __le16 request_tag; 1423 __le16 remote_xid; 1424 u8 lloc1_appid; 1425 u8 qosd_xbl_hlm_iod_dbde_wqes; 1426 u8 eat_xc_ccpe; 1427 u8 ccp; 1428 u8 cmd_type_byte; 1429 u8 rsvd41; 1430 __le16 cq_id; 1431 __le32 fcp_data_receive_length; 1432 struct sli4_bde first_data_bde; 1433 }; 1434 1435 /* WQE used to create an FCP target response */ 1436 enum sli4_trsp_wqe_flags { 1437 SLI4_TRSP_WQE_AG = 0x8, 1438 SLI4_TRSP_WQE_DBDE = 0x40, 1439 SLI4_TRSP_WQE_XBL = 0x8, 1440 SLI4_TRSP_WQE_XC = 0x20, 1441 SLI4_TRSP_WQE_HLM = 0x10, 1442 SLI4_TRSP_WQE_DNRX = 0x10, 1443 SLI4_TRSP_WQE_CCPE = 0x80, 1444 SLI4_TRSP_WQE_EAT = 0x10, 1445 SLI4_TRSP_WQE_APPID = 0x10, 1446 SLI4_TRSP_WQE_WQES = 0x80, 1447 }; 1448 1449 struct sli4_fcp_trsp64_wqe { 1450 struct sli4_bde bde; 1451 __le32 fcp_response_length; 1452 __le32 rsvd12; 1453 __le32 dword5; 1454 __le16 xri_tag; 1455 __le16 rpi; 1456 u8 ct_dnrx_byte; 1457 u8 command; 1458 u8 class_ag_byte; 1459 u8 timer; 1460 __le32 abort_tag; 1461 __le16 request_tag; 1462 __le16 remote_xid; 1463 u8 lloc1_appid; 1464 u8 qosd_xbl_hlm_dbde_wqes; 1465 u8 eat_xc_ccpe; 1466 u8 ccp; 1467 u8 cmd_type_byte; 1468 u8 rsvd41; 1469 __le16 cq_id; 1470 __le32 rsvd44; 1471 __le32 rsvd48; 1472 __le32 rsvd52; 1473 __le32 rsvd56; 1474 }; 1475 1476 /* WQE used to create an FCP target send (DATA IN). */ 1477 enum sli4_tsend_wqe_flags { 1478 SLI4_TSEND_WQE_XBL = 0x8, 1479 SLI4_TSEND_WQE_DBDE = 0x40, 1480 SLI4_TSEND_WQE_IOD = 0x20, 1481 SLI4_TSEND_WQE_QOSD = 0x2, 1482 SLI4_TSEND_WQE_HLM = 0x10, 1483 SLI4_TSEND_WQE_PU_SHFT = 4, 1484 SLI4_TSEND_WQE_AR = 0x8, 1485 SLI4_TSEND_CT_SHFT = 2, 1486 SLI4_TSEND_BS_SHFT = 4, 1487 SLI4_TSEND_LEN_LOC_BIT2 = 0x1, 1488 SLI4_TSEND_CCPE = 0x80, 1489 SLI4_TSEND_APPID_VALID = 0x20, 1490 SLI4_TSEND_WQES = 0x80, 1491 SLI4_TSEND_XC = 0x20, 1492 SLI4_TSEND_EAT = 0x10, 1493 }; 1494 1495 struct sli4_fcp_tsend64_wqe { 1496 struct sli4_bde bde; 1497 __le32 payload_offset_length; 1498 __le32 relative_offset; 1499 __le32 dword5; 1500 __le16 xri_tag; 1501 __le16 rpi; 1502 u8 ct_byte; 1503 u8 command; 1504 u8 class_pu_ar_byte; 1505 u8 timer; 1506 __le32 abort_tag; 1507 __le16 request_tag; 1508 __le16 remote_xid; 1509 u8 dw10byte0; 1510 u8 ll_qd_xbl_hlm_iod_dbde; 1511 u8 dw10byte2; 1512 u8 ccp; 1513 u8 cmd_type_byte; 1514 u8 rsvd45; 1515 __le16 cq_id; 1516 __le32 fcp_data_transmit_length; 1517 struct sli4_bde first_data_bde; 1518 }; 1519 1520 /* WQE used to create a general request. */ 1521 enum sli4_gen_req_wqe_flags { 1522 SLI4_GEN_REQ64_WQE_XBL = 0x8, 1523 SLI4_GEN_REQ64_WQE_DBDE = 0x40, 1524 SLI4_GEN_REQ64_WQE_IOD = 0x20, 1525 SLI4_GEN_REQ64_WQE_QOSD = 0x2, 1526 SLI4_GEN_REQ64_WQE_HLM = 0x10, 1527 SLI4_GEN_REQ64_CT_SHFT = 2, 1528 }; 1529 1530 struct sli4_gen_request64_wqe { 1531 struct sli4_bde bde; 1532 __le32 request_payload_length; 1533 __le32 relative_offset; 1534 u8 rsvd17; 1535 u8 df_ctl; 1536 u8 type; 1537 u8 r_ctl; 1538 __le16 xri_tag; 1539 __le16 context_tag; 1540 u8 ct_byte; 1541 u8 command; 1542 u8 class_byte; 1543 u8 timer; 1544 __le32 abort_tag; 1545 __le16 request_tag; 1546 __le16 rsvd34; 1547 u8 dw10flags0; 1548 u8 dw10flags1; 1549 u8 dw10flags2; 1550 u8 ccp; 1551 u8 cmd_type_byte; 1552 u8 rsvd41; 1553 __le16 cq_id; 1554 __le32 remote_n_port_id_dword; 1555 __le32 rsvd48; 1556 __le32 rsvd52; 1557 __le32 max_response_payload_length; 1558 }; 1559 1560 /* WQE used to create a send frame request */ 1561 enum sli4_sf_wqe_flags { 1562 SLI4_SF_WQE_DBDE = 0x40, 1563 SLI4_SF_PU = 0x30, 1564 SLI4_SF_CT = 0xc, 1565 SLI4_SF_QOSD = 0x2, 1566 SLI4_SF_LEN_LOC_BIT1 = 0x80, 1567 SLI4_SF_LEN_LOC_BIT2 = 0x1, 1568 SLI4_SF_XC = 0x20, 1569 SLI4_SF_XBL = 0x8, 1570 }; 1571 1572 struct sli4_send_frame_wqe { 1573 struct sli4_bde bde; 1574 __le32 frame_length; 1575 __le32 fc_header_0_1[2]; 1576 __le16 xri_tag; 1577 __le16 context_tag; 1578 u8 ct_byte; 1579 u8 command; 1580 u8 dw7flags0; 1581 u8 timer; 1582 __le32 abort_tag; 1583 __le16 request_tag; 1584 u8 eof; 1585 u8 sof; 1586 u8 dw10flags0; 1587 u8 dw10flags1; 1588 u8 dw10flags2; 1589 u8 ccp; 1590 u8 cmd_type_byte; 1591 u8 rsvd41; 1592 __le16 cq_id; 1593 __le32 fc_header_2_5[4]; 1594 }; 1595 1596 /* WQE used to create a transmit sequence */ 1597 enum sli4_seq_wqe_flags { 1598 SLI4_SEQ_WQE_DBDE = 0x4000, 1599 SLI4_SEQ_WQE_XBL = 0x800, 1600 SLI4_SEQ_WQE_SI = 0x4, 1601 SLI4_SEQ_WQE_FT = 0x8, 1602 SLI4_SEQ_WQE_XO = 0x40, 1603 SLI4_SEQ_WQE_LS = 0x80, 1604 SLI4_SEQ_WQE_DIF = 0x3, 1605 SLI4_SEQ_WQE_BS = 0x70, 1606 SLI4_SEQ_WQE_PU = 0x30, 1607 SLI4_SEQ_WQE_HLM = 0x1000, 1608 SLI4_SEQ_WQE_IOD_SHIFT = 13, 1609 SLI4_SEQ_WQE_CT_SHIFT = 2, 1610 SLI4_SEQ_WQE_LEN_LOC_SHIFT = 7, 1611 }; 1612 1613 struct sli4_xmit_sequence64_wqe { 1614 struct sli4_bde bde; 1615 __le32 remote_n_port_id_dword; 1616 __le32 relative_offset; 1617 u8 dw5flags0; 1618 u8 df_ctl; 1619 u8 type; 1620 u8 r_ctl; 1621 __le16 xri_tag; 1622 __le16 context_tag; 1623 u8 dw7flags0; 1624 u8 command; 1625 u8 dw7flags1; 1626 u8 timer; 1627 __le32 abort_tag; 1628 __le16 request_tag; 1629 __le16 remote_xid; 1630 __le16 dw10w0; 1631 u8 dw10flags0; 1632 u8 ccp; 1633 u8 cmd_type_wqec_byte; 1634 u8 rsvd45; 1635 __le16 cq_id; 1636 __le32 sequence_payload_len; 1637 __le32 rsvd48; 1638 __le32 rsvd52; 1639 __le32 rsvd56; 1640 }; 1641 1642 /* 1643 * WQE used unblock the specified XRI and to release 1644 * it to the SLI Port's free pool. 1645 */ 1646 enum sli4_requeue_wqe_flags { 1647 SLI4_REQU_XRI_WQE_XC = 0x20, 1648 SLI4_REQU_XRI_WQE_QOSD = 0x2, 1649 }; 1650 1651 struct sli4_requeue_xri_wqe { 1652 __le32 rsvd0; 1653 __le32 rsvd4; 1654 __le32 rsvd8; 1655 __le32 rsvd12; 1656 __le32 rsvd16; 1657 __le32 rsvd20; 1658 __le16 xri_tag; 1659 __le16 context_tag; 1660 u8 ct_byte; 1661 u8 command; 1662 u8 class_byte; 1663 u8 timer; 1664 __le32 rsvd32; 1665 __le16 request_tag; 1666 __le16 rsvd34; 1667 __le16 flags0; 1668 __le16 flags1; 1669 __le16 flags2; 1670 u8 ccp; 1671 u8 cmd_type_wqec_byte; 1672 u8 rsvd42; 1673 __le16 cq_id; 1674 __le32 rsvd44; 1675 __le32 rsvd48; 1676 __le32 rsvd52; 1677 __le32 rsvd56; 1678 }; 1679 1680 /* WQE used to create a BLS response */ 1681 enum sli4_bls_rsp_wqe_flags { 1682 SLI4_BLS_RSP_RID = 0xffffff, 1683 SLI4_BLS_RSP_WQE_AR = 0x40000000, 1684 SLI4_BLS_RSP_WQE_CT_SHFT = 2, 1685 SLI4_BLS_RSP_WQE_QOSD = 0x2, 1686 SLI4_BLS_RSP_WQE_HLM = 0x10, 1687 }; 1688 1689 struct sli4_xmit_bls_rsp_wqe { 1690 __le32 payload_word0; 1691 __le16 rx_id; 1692 __le16 ox_id; 1693 __le16 high_seq_cnt; 1694 __le16 low_seq_cnt; 1695 __le32 rsvd12; 1696 __le32 local_n_port_id_dword; 1697 __le32 remote_id_dword; 1698 __le16 xri_tag; 1699 __le16 context_tag; 1700 u8 dw8flags0; 1701 u8 command; 1702 u8 dw8flags1; 1703 u8 timer; 1704 __le32 abort_tag; 1705 __le16 request_tag; 1706 __le16 rsvd38; 1707 u8 dw11flags0; 1708 u8 dw11flags1; 1709 u8 dw11flags2; 1710 u8 ccp; 1711 u8 dw12flags0; 1712 u8 rsvd45; 1713 __le16 cq_id; 1714 __le16 temporary_rpi; 1715 u8 rsvd50; 1716 u8 rsvd51; 1717 __le32 rsvd52; 1718 __le32 rsvd56; 1719 __le32 rsvd60; 1720 }; 1721 1722 enum sli_bls_type { 1723 SLI4_SLI_BLS_ACC, 1724 SLI4_SLI_BLS_RJT, 1725 SLI4_SLI_BLS_MAX 1726 }; 1727 1728 struct sli_bls_payload { 1729 enum sli_bls_type type; 1730 __le16 ox_id; 1731 __le16 rx_id; 1732 union { 1733 struct { 1734 u8 seq_id_validity; 1735 u8 seq_id_last; 1736 u8 rsvd2; 1737 u8 rsvd3; 1738 u16 ox_id; 1739 u16 rx_id; 1740 __le16 low_seq_cnt; 1741 __le16 high_seq_cnt; 1742 } acc; 1743 struct { 1744 u8 vendor_unique; 1745 u8 reason_explanation; 1746 u8 reason_code; 1747 u8 rsvd3; 1748 } rjt; 1749 } u; 1750 }; 1751 1752 /* WQE used to create an ELS response */ 1753 1754 enum sli4_els_rsp_flags { 1755 SLI4_ELS_SID = 0xffffff, 1756 SLI4_ELS_RID = 0xffffff, 1757 SLI4_ELS_DBDE = 0x40, 1758 SLI4_ELS_XBL = 0x8, 1759 SLI4_ELS_IOD = 0x20, 1760 SLI4_ELS_QOSD = 0x2, 1761 SLI4_ELS_XC = 0x20, 1762 SLI4_ELS_CT_OFFSET = 0X2, 1763 SLI4_ELS_SP = 0X1000000, 1764 SLI4_ELS_HLM = 0X10, 1765 }; 1766 1767 struct sli4_xmit_els_rsp64_wqe { 1768 struct sli4_bde els_response_payload; 1769 __le32 els_response_payload_length; 1770 __le32 sid_dw; 1771 __le32 rid_dw; 1772 __le16 xri_tag; 1773 __le16 context_tag; 1774 u8 ct_byte; 1775 u8 command; 1776 u8 class_byte; 1777 u8 timer; 1778 __le32 abort_tag; 1779 __le16 request_tag; 1780 __le16 ox_id; 1781 u8 flags1; 1782 u8 flags2; 1783 u8 flags3; 1784 u8 flags4; 1785 u8 cmd_type_wqec; 1786 u8 rsvd34; 1787 __le16 cq_id; 1788 __le16 temporary_rpi; 1789 __le16 rsvd38; 1790 u32 rsvd40; 1791 u32 rsvd44; 1792 u32 rsvd48; 1793 }; 1794 1795 /* Local Reject Reason Codes */ 1796 enum sli4_fc_local_rej_codes { 1797 SLI4_FC_LOCAL_REJECT_UNKNOWN, 1798 SLI4_FC_LOCAL_REJECT_MISSING_CONTINUE, 1799 SLI4_FC_LOCAL_REJECT_SEQUENCE_TIMEOUT, 1800 SLI4_FC_LOCAL_REJECT_INTERNAL_ERROR, 1801 SLI4_FC_LOCAL_REJECT_INVALID_RPI, 1802 SLI4_FC_LOCAL_REJECT_NO_XRI, 1803 SLI4_FC_LOCAL_REJECT_ILLEGAL_COMMAND, 1804 SLI4_FC_LOCAL_REJECT_XCHG_DROPPED, 1805 SLI4_FC_LOCAL_REJECT_ILLEGAL_FIELD, 1806 SLI4_FC_LOCAL_REJECT_RPI_SUSPENDED, 1807 SLI4_FC_LOCAL_REJECT_RSVD, 1808 SLI4_FC_LOCAL_REJECT_RSVD1, 1809 SLI4_FC_LOCAL_REJECT_NO_ABORT_MATCH, 1810 SLI4_FC_LOCAL_REJECT_TX_DMA_FAILED, 1811 SLI4_FC_LOCAL_REJECT_RX_DMA_FAILED, 1812 SLI4_FC_LOCAL_REJECT_ILLEGAL_FRAME, 1813 SLI4_FC_LOCAL_REJECT_RSVD2, 1814 SLI4_FC_LOCAL_REJECT_NO_RESOURCES, //0x11 1815 SLI4_FC_LOCAL_REJECT_FCP_CONF_FAILURE, 1816 SLI4_FC_LOCAL_REJECT_ILLEGAL_LENGTH, 1817 SLI4_FC_LOCAL_REJECT_UNSUPPORTED_FEATURE, 1818 SLI4_FC_LOCAL_REJECT_ABORT_IN_PROGRESS, 1819 SLI4_FC_LOCAL_REJECT_ABORT_REQUESTED, 1820 SLI4_FC_LOCAL_REJECT_RCV_BUFFER_TIMEOUT, 1821 SLI4_FC_LOCAL_REJECT_LOOP_OPEN_FAILURE, 1822 SLI4_FC_LOCAL_REJECT_RSVD3, 1823 SLI4_FC_LOCAL_REJECT_LINK_DOWN, 1824 SLI4_FC_LOCAL_REJECT_CORRUPTED_DATA, 1825 SLI4_FC_LOCAL_REJECT_CORRUPTED_RPI, 1826 SLI4_FC_LOCAL_REJECT_OUTOFORDER_DATA, 1827 SLI4_FC_LOCAL_REJECT_OUTOFORDER_ACK, 1828 SLI4_FC_LOCAL_REJECT_DUP_FRAME, 1829 SLI4_FC_LOCAL_REJECT_LINK_CONTROL_FRAME, //0x20 1830 SLI4_FC_LOCAL_REJECT_BAD_HOST_ADDRESS, 1831 SLI4_FC_LOCAL_REJECT_RSVD4, 1832 SLI4_FC_LOCAL_REJECT_MISSING_HDR_BUFFER, 1833 SLI4_FC_LOCAL_REJECT_MSEQ_CHAIN_CORRUPTED, 1834 SLI4_FC_LOCAL_REJECT_ABORTMULT_REQUESTED, 1835 SLI4_FC_LOCAL_REJECT_BUFFER_SHORTAGE = 0x28, 1836 SLI4_FC_LOCAL_REJECT_RCV_XRIBUF_WAITING, 1837 SLI4_FC_LOCAL_REJECT_INVALID_VPI = 0x2e, 1838 SLI4_FC_LOCAL_REJECT_NO_FPORT_DETECTED, 1839 SLI4_FC_LOCAL_REJECT_MISSING_XRIBUF, 1840 SLI4_FC_LOCAL_REJECT_RSVD5, 1841 SLI4_FC_LOCAL_REJECT_INVALID_XRI, 1842 SLI4_FC_LOCAL_REJECT_INVALID_RELOFFSET = 0x40, 1843 SLI4_FC_LOCAL_REJECT_MISSING_RELOFFSET, 1844 SLI4_FC_LOCAL_REJECT_INSUFF_BUFFERSPACE, 1845 SLI4_FC_LOCAL_REJECT_MISSING_SI, 1846 SLI4_FC_LOCAL_REJECT_MISSING_ES, 1847 SLI4_FC_LOCAL_REJECT_INCOMPLETE_XFER, 1848 SLI4_FC_LOCAL_REJECT_SLER_FAILURE, 1849 SLI4_FC_LOCAL_REJECT_SLER_CMD_RCV_FAILURE, 1850 SLI4_FC_LOCAL_REJECT_SLER_REC_RJT_ERR, 1851 SLI4_FC_LOCAL_REJECT_SLER_REC_SRR_RETRY_ERR, 1852 SLI4_FC_LOCAL_REJECT_SLER_SRR_RJT_ERR, 1853 SLI4_FC_LOCAL_REJECT_RSVD6, 1854 SLI4_FC_LOCAL_REJECT_SLER_RRQ_RJT_ERR, 1855 SLI4_FC_LOCAL_REJECT_SLER_RRQ_RETRY_ERR, 1856 SLI4_FC_LOCAL_REJECT_SLER_ABTS_ERR, 1857 }; 1858 1859 enum sli4_async_rcqe_flags { 1860 SLI4_RACQE_RQ_EL_INDX = 0xfff, 1861 SLI4_RACQE_FCFI = 0x3f, 1862 SLI4_RACQE_HDPL = 0x3f, 1863 SLI4_RACQE_RQ_ID = 0xffc0, 1864 }; 1865 1866 struct sli4_fc_async_rcqe { 1867 u8 rsvd0; 1868 u8 status; 1869 __le16 rq_elmt_indx_word; 1870 __le32 rsvd4; 1871 __le16 fcfi_rq_id_word; 1872 __le16 data_placement_length; 1873 u8 sof_byte; 1874 u8 eof_byte; 1875 u8 code; 1876 u8 hdpl_byte; 1877 }; 1878 1879 struct sli4_fc_async_rcqe_v1 { 1880 u8 rsvd0; 1881 u8 status; 1882 __le16 rq_elmt_indx_word; 1883 u8 fcfi_byte; 1884 u8 rsvd5; 1885 __le16 rsvd6; 1886 __le16 rq_id; 1887 __le16 data_placement_length; 1888 u8 sof_byte; 1889 u8 eof_byte; 1890 u8 code; 1891 u8 hdpl_byte; 1892 }; 1893 1894 enum sli4_fc_async_rq_status { 1895 SLI4_FC_ASYNC_RQ_SUCCESS = 0x10, 1896 SLI4_FC_ASYNC_RQ_BUF_LEN_EXCEEDED, 1897 SLI4_FC_ASYNC_RQ_INSUFF_BUF_NEEDED, 1898 SLI4_FC_ASYNC_RQ_INSUFF_BUF_FRM_DISC, 1899 SLI4_FC_ASYNC_RQ_DMA_FAILURE, 1900 }; 1901 1902 #define SLI4_RCQE_RQ_EL_INDX 0xfff 1903 1904 struct sli4_fc_coalescing_rcqe { 1905 u8 rsvd0; 1906 u8 status; 1907 __le16 rq_elmt_indx_word; 1908 __le32 rsvd4; 1909 __le16 rq_id; 1910 __le16 seq_placement_length; 1911 __le16 rsvd14; 1912 u8 code; 1913 u8 vld_byte; 1914 }; 1915 1916 #define SLI4_FC_COALESCE_RQ_SUCCESS 0x10 1917 #define SLI4_FC_COALESCE_RQ_INSUFF_XRI_NEEDED 0x18 1918 1919 enum sli4_optimized_write_cmd_cqe_flags { 1920 SLI4_OCQE_RQ_EL_INDX = 0x7f, /* DW0 bits 16:30 */ 1921 SLI4_OCQE_FCFI = 0x3f, /* DW1 bits 0:6 */ 1922 SLI4_OCQE_OOX = 1 << 6, /* DW1 bit 15 */ 1923 SLI4_OCQE_AGXR = 1 << 7, /* DW1 bit 16 */ 1924 SLI4_OCQE_HDPL = 0x3f, /* DW3 bits 24:29*/ 1925 }; 1926 1927 struct sli4_fc_optimized_write_cmd_cqe { 1928 u8 rsvd0; 1929 u8 status; 1930 __le16 w1; 1931 u8 flags0; 1932 u8 flags1; 1933 __le16 xri; 1934 __le16 rq_id; 1935 __le16 data_placement_length; 1936 __le16 rpi; 1937 u8 code; 1938 u8 hdpl_vld; 1939 }; 1940 1941 #define SLI4_OCQE_XB 0x10 1942 1943 struct sli4_fc_optimized_write_data_cqe { 1944 u8 hw_status; 1945 u8 status; 1946 __le16 xri; 1947 __le32 total_data_placed; 1948 __le32 extended_status; 1949 __le16 rsvd12; 1950 u8 code; 1951 u8 flags; 1952 }; 1953 1954 struct sli4_fc_xri_aborted_cqe { 1955 u8 rsvd0; 1956 u8 status; 1957 __le16 rsvd2; 1958 __le32 extended_status; 1959 __le16 xri; 1960 __le16 remote_xid; 1961 __le16 rsvd12; 1962 u8 code; 1963 u8 flags; 1964 }; 1965 1966 enum sli4_generic_ctx { 1967 SLI4_GENERIC_CONTEXT_RPI, 1968 SLI4_GENERIC_CONTEXT_VPI, 1969 SLI4_GENERIC_CONTEXT_VFI, 1970 SLI4_GENERIC_CONTEXT_FCFI, 1971 }; 1972 1973 #define SLI4_GENERIC_CLASS_CLASS_2 0x1 1974 #define SLI4_GENERIC_CLASS_CLASS_3 0x2 1975 1976 #define SLI4_ELS_REQUEST64_DIR_WRITE 0x0 1977 #define SLI4_ELS_REQUEST64_DIR_READ 0x1 1978 1979 enum sli4_els_request { 1980 SLI4_ELS_REQUEST64_OTHER, 1981 SLI4_ELS_REQUEST64_LOGO, 1982 SLI4_ELS_REQUEST64_FDISC, 1983 SLI4_ELS_REQUEST64_FLOGIN, 1984 SLI4_ELS_REQUEST64_PLOGI, 1985 }; 1986 1987 enum sli4_els_cmd_type { 1988 SLI4_ELS_REQUEST64_CMD_GEN = 0x08, 1989 SLI4_ELS_REQUEST64_CMD_NON_FABRIC = 0x0c, 1990 SLI4_ELS_REQUEST64_CMD_FABRIC = 0x0d, 1991 }; 1992 1993 #define SLI_PAGE_SIZE SZ_4K 1994 1995 #define SLI4_BMBX_TIMEOUT_MSEC 30000 1996 #define SLI4_FW_READY_TIMEOUT_MSEC 30000 1997 1998 #define SLI4_BMBX_DELAY_US 1000 /* 1 ms */ 1999 #define SLI4_INIT_PORT_DELAY_US 10000 /* 10 ms */ 2000 2001 static inline u32 sli_page_count(size_t bytes,u32 page_size)2002 sli_page_count(size_t bytes, u32 page_size) 2003 { 2004 if (!page_size) 2005 return 0; 2006 2007 return (bytes + (page_size - 1)) >> __ffs(page_size); 2008 } 2009 2010 /************************************************************************* 2011 * SLI-4 mailbox command formats and definitions 2012 */ 2013 2014 struct sli4_mbox_command_header { 2015 u8 resvd0; 2016 u8 command; 2017 __le16 status; /* Port writes to indicate success/fail */ 2018 }; 2019 2020 enum sli4_mbx_cmd_value { 2021 SLI4_MBX_CMD_CONFIG_LINK = 0x07, 2022 SLI4_MBX_CMD_DUMP = 0x17, 2023 SLI4_MBX_CMD_DOWN_LINK = 0x06, 2024 SLI4_MBX_CMD_INIT_LINK = 0x05, 2025 SLI4_MBX_CMD_INIT_VFI = 0xa3, 2026 SLI4_MBX_CMD_INIT_VPI = 0xa4, 2027 SLI4_MBX_CMD_POST_XRI = 0xa7, 2028 SLI4_MBX_CMD_RELEASE_XRI = 0xac, 2029 SLI4_MBX_CMD_READ_CONFIG = 0x0b, 2030 SLI4_MBX_CMD_READ_STATUS = 0x0e, 2031 SLI4_MBX_CMD_READ_NVPARMS = 0x02, 2032 SLI4_MBX_CMD_READ_REV = 0x11, 2033 SLI4_MBX_CMD_READ_LNK_STAT = 0x12, 2034 SLI4_MBX_CMD_READ_SPARM64 = 0x8d, 2035 SLI4_MBX_CMD_READ_TOPOLOGY = 0x95, 2036 SLI4_MBX_CMD_REG_FCFI = 0xa0, 2037 SLI4_MBX_CMD_REG_FCFI_MRQ = 0xaf, 2038 SLI4_MBX_CMD_REG_RPI = 0x93, 2039 SLI4_MBX_CMD_REG_RX_RQ = 0xa6, 2040 SLI4_MBX_CMD_REG_VFI = 0x9f, 2041 SLI4_MBX_CMD_REG_VPI = 0x96, 2042 SLI4_MBX_CMD_RQST_FEATURES = 0x9d, 2043 SLI4_MBX_CMD_SLI_CONFIG = 0x9b, 2044 SLI4_MBX_CMD_UNREG_FCFI = 0xa2, 2045 SLI4_MBX_CMD_UNREG_RPI = 0x14, 2046 SLI4_MBX_CMD_UNREG_VFI = 0xa1, 2047 SLI4_MBX_CMD_UNREG_VPI = 0x97, 2048 SLI4_MBX_CMD_WRITE_NVPARMS = 0x03, 2049 SLI4_MBX_CMD_CFG_AUTO_XFER_RDY = 0xad, 2050 }; 2051 2052 enum sli4_mbx_status { 2053 SLI4_MBX_STATUS_SUCCESS = 0x0000, 2054 SLI4_MBX_STATUS_FAILURE = 0x0001, 2055 SLI4_MBX_STATUS_RPI_NOT_REG = 0x1400, 2056 }; 2057 2058 /* CONFIG_LINK - configure link-oriented parameters, 2059 * such as default N_Port_ID address and various timers 2060 */ 2061 enum sli4_cmd_config_link_flags { 2062 SLI4_CFG_LINK_BBSCN = 0xf00, 2063 SLI4_CFG_LINK_CSCN = 0x1000, 2064 }; 2065 2066 struct sli4_cmd_config_link { 2067 struct sli4_mbox_command_header hdr; 2068 u8 maxbbc; 2069 u8 rsvd5; 2070 u8 rsvd6; 2071 u8 rsvd7; 2072 u8 alpa; 2073 __le16 n_port_id; 2074 u8 rsvd11; 2075 __le32 rsvd12; 2076 __le32 e_d_tov; 2077 __le32 lp_tov; 2078 __le32 r_a_tov; 2079 __le32 r_t_tov; 2080 __le32 al_tov; 2081 __le32 rsvd36; 2082 __le32 bbscn_dword; 2083 }; 2084 2085 #define SLI4_DUMP4_TYPE 0xf 2086 2087 #define SLI4_WKI_TAG_SAT_TEM 0x1040 2088 2089 struct sli4_cmd_dump4 { 2090 struct sli4_mbox_command_header hdr; 2091 __le32 type_dword; 2092 __le16 wki_selection; 2093 __le16 rsvd10; 2094 __le32 rsvd12; 2095 __le32 returned_byte_cnt; 2096 __le32 resp_data[59]; 2097 }; 2098 2099 /* INIT_LINK - initialize the link for a FC port */ 2100 enum sli4_init_link_flags { 2101 SLI4_INIT_LINK_F_LOOPBACK = 1 << 0, 2102 2103 SLI4_INIT_LINK_F_P2P_ONLY = 1 << 1, 2104 SLI4_INIT_LINK_F_FCAL_ONLY = 2 << 1, 2105 SLI4_INIT_LINK_F_FCAL_FAIL_OVER = 0 << 1, 2106 SLI4_INIT_LINK_F_P2P_FAIL_OVER = 1 << 1, 2107 2108 SLI4_INIT_LINK_F_UNFAIR = 1 << 6, 2109 SLI4_INIT_LINK_F_NO_LIRP = 1 << 7, 2110 SLI4_INIT_LINK_F_LOOP_VALID_CHK = 1 << 8, 2111 SLI4_INIT_LINK_F_NO_LISA = 1 << 9, 2112 SLI4_INIT_LINK_F_FAIL_OVER = 1 << 10, 2113 SLI4_INIT_LINK_F_FIXED_SPEED = 1 << 11, 2114 SLI4_INIT_LINK_F_PICK_HI_ALPA = 1 << 15, 2115 2116 }; 2117 2118 enum sli4_fc_link_speed { 2119 SLI4_LINK_SPEED_1G = 1, 2120 SLI4_LINK_SPEED_2G, 2121 SLI4_LINK_SPEED_AUTO_1_2, 2122 SLI4_LINK_SPEED_4G, 2123 SLI4_LINK_SPEED_AUTO_4_1, 2124 SLI4_LINK_SPEED_AUTO_4_2, 2125 SLI4_LINK_SPEED_AUTO_4_2_1, 2126 SLI4_LINK_SPEED_8G, 2127 SLI4_LINK_SPEED_AUTO_8_1, 2128 SLI4_LINK_SPEED_AUTO_8_2, 2129 SLI4_LINK_SPEED_AUTO_8_2_1, 2130 SLI4_LINK_SPEED_AUTO_8_4, 2131 SLI4_LINK_SPEED_AUTO_8_4_1, 2132 SLI4_LINK_SPEED_AUTO_8_4_2, 2133 SLI4_LINK_SPEED_10G, 2134 SLI4_LINK_SPEED_16G, 2135 SLI4_LINK_SPEED_AUTO_16_8_4, 2136 SLI4_LINK_SPEED_AUTO_16_8, 2137 SLI4_LINK_SPEED_32G, 2138 SLI4_LINK_SPEED_AUTO_32_16_8, 2139 SLI4_LINK_SPEED_AUTO_32_16, 2140 SLI4_LINK_SPEED_64G, 2141 SLI4_LINK_SPEED_AUTO_64_32_16, 2142 SLI4_LINK_SPEED_AUTO_64_32, 2143 SLI4_LINK_SPEED_128G, 2144 SLI4_LINK_SPEED_AUTO_128_64_32, 2145 SLI4_LINK_SPEED_AUTO_128_64, 2146 }; 2147 2148 struct sli4_cmd_init_link { 2149 struct sli4_mbox_command_header hdr; 2150 __le32 sel_reset_al_pa_dword; 2151 __le32 flags0; 2152 __le32 link_speed_sel_code; 2153 }; 2154 2155 /* INIT_VFI - initialize the VFI resource */ 2156 enum sli4_init_vfi_flags { 2157 SLI4_INIT_VFI_FLAG_VP = 0x1000, 2158 SLI4_INIT_VFI_FLAG_VF = 0x2000, 2159 SLI4_INIT_VFI_FLAG_VT = 0x4000, 2160 SLI4_INIT_VFI_FLAG_VR = 0x8000, 2161 2162 SLI4_INIT_VFI_VFID = 0x1fff, 2163 SLI4_INIT_VFI_PRI = 0xe000, 2164 2165 SLI4_INIT_VFI_HOP_COUNT = 0xff000000, 2166 }; 2167 2168 struct sli4_cmd_init_vfi { 2169 struct sli4_mbox_command_header hdr; 2170 __le16 vfi; 2171 __le16 flags0_word; 2172 __le16 fcfi; 2173 __le16 vpi; 2174 __le32 vf_id_pri_dword; 2175 __le32 hop_cnt_dword; 2176 }; 2177 2178 /* INIT_VPI - initialize the VPI resource */ 2179 struct sli4_cmd_init_vpi { 2180 struct sli4_mbox_command_header hdr; 2181 __le16 vpi; 2182 __le16 vfi; 2183 }; 2184 2185 /* POST_XRI - post XRI resources to the SLI Port */ 2186 enum sli4_post_xri_flags { 2187 SLI4_POST_XRI_COUNT = 0xfff, 2188 SLI4_POST_XRI_FLAG_ENX = 0x1000, 2189 SLI4_POST_XRI_FLAG_DL = 0x2000, 2190 SLI4_POST_XRI_FLAG_DI = 0x4000, 2191 SLI4_POST_XRI_FLAG_VAL = 0x8000, 2192 }; 2193 2194 struct sli4_cmd_post_xri { 2195 struct sli4_mbox_command_header hdr; 2196 __le16 xri_base; 2197 __le16 xri_count_flags; 2198 }; 2199 2200 /* RELEASE_XRI - Release XRI resources from the SLI Port */ 2201 enum sli4_release_xri_flags { 2202 SLI4_RELEASE_XRI_REL_XRI_CNT = 0x1f, 2203 SLI4_RELEASE_XRI_COUNT = 0x1f, 2204 }; 2205 2206 struct sli4_cmd_release_xri { 2207 struct sli4_mbox_command_header hdr; 2208 __le16 rel_xri_count_word; 2209 __le16 xri_count_word; 2210 2211 struct { 2212 __le16 xri_tag0; 2213 __le16 xri_tag1; 2214 } xri_tbl[62]; 2215 }; 2216 2217 /* READ_CONFIG - read SLI port configuration parameters */ 2218 struct sli4_cmd_read_config { 2219 struct sli4_mbox_command_header hdr; 2220 }; 2221 2222 enum sli4_read_cfg_resp_flags { 2223 SLI4_READ_CFG_RESP_RESOURCE_EXT = 0x80000000, /* DW1 */ 2224 SLI4_READ_CFG_RESP_TOPOLOGY = 0xff000000, /* DW2 */ 2225 }; 2226 2227 enum sli4_read_cfg_topo { 2228 SLI4_READ_CFG_TOPO_FC = 0x1, /* FC topology unknown */ 2229 SLI4_READ_CFG_TOPO_NON_FC_AL = 0x2, /* FC point-to-point or fabric */ 2230 SLI4_READ_CFG_TOPO_FC_AL = 0x3, /* FC-AL topology */ 2231 }; 2232 2233 /* Link Module Type */ 2234 enum sli4_read_cfg_lmt { 2235 SLI4_LINK_MODULE_TYPE_1GB = 0x0004, 2236 SLI4_LINK_MODULE_TYPE_2GB = 0x0008, 2237 SLI4_LINK_MODULE_TYPE_4GB = 0x0040, 2238 SLI4_LINK_MODULE_TYPE_8GB = 0x0080, 2239 SLI4_LINK_MODULE_TYPE_16GB = 0x0200, 2240 SLI4_LINK_MODULE_TYPE_32GB = 0x0400, 2241 SLI4_LINK_MODULE_TYPE_64GB = 0x0800, 2242 SLI4_LINK_MODULE_TYPE_128GB = 0x1000, 2243 }; 2244 2245 struct sli4_rsp_read_config { 2246 struct sli4_mbox_command_header hdr; 2247 __le32 ext_dword; 2248 __le32 topology_dword; 2249 __le32 resvd8; 2250 __le16 e_d_tov; 2251 __le16 resvd14; 2252 __le32 resvd16; 2253 __le16 r_a_tov; 2254 __le16 resvd22; 2255 __le32 resvd24; 2256 __le32 resvd28; 2257 __le16 lmt; 2258 __le16 resvd34; 2259 __le32 resvd36; 2260 __le32 resvd40; 2261 __le16 xri_base; 2262 __le16 xri_count; 2263 __le16 rpi_base; 2264 __le16 rpi_count; 2265 __le16 vpi_base; 2266 __le16 vpi_count; 2267 __le16 vfi_base; 2268 __le16 vfi_count; 2269 __le16 resvd60; 2270 __le16 fcfi_count; 2271 __le16 rq_count; 2272 __le16 eq_count; 2273 __le16 wq_count; 2274 __le16 cq_count; 2275 __le32 pad[45]; 2276 }; 2277 2278 /* READ_NVPARMS - read SLI port configuration parameters */ 2279 enum sli4_read_nvparms_flags { 2280 SLI4_READ_NVPARAMS_HARD_ALPA = 0xff, 2281 SLI4_READ_NVPARAMS_PREFERRED_D_ID = 0xffffff00, 2282 }; 2283 2284 struct sli4_cmd_read_nvparms { 2285 struct sli4_mbox_command_header hdr; 2286 __le32 resvd0; 2287 __le32 resvd4; 2288 __le32 resvd8; 2289 __le32 resvd12; 2290 u8 wwpn[8]; 2291 u8 wwnn[8]; 2292 __le32 hard_alpa_d_id; 2293 }; 2294 2295 /* WRITE_NVPARMS - write SLI port configuration parameters */ 2296 struct sli4_cmd_write_nvparms { 2297 struct sli4_mbox_command_header hdr; 2298 __le32 resvd0; 2299 __le32 resvd4; 2300 __le32 resvd8; 2301 __le32 resvd12; 2302 u8 wwpn[8]; 2303 u8 wwnn[8]; 2304 __le32 hard_alpa_d_id; 2305 }; 2306 2307 /* READ_REV - read the Port revision levels */ 2308 enum { 2309 SLI4_READ_REV_FLAG_SLI_LEVEL = 0xf, 2310 SLI4_READ_REV_FLAG_FCOEM = 0x10, 2311 SLI4_READ_REV_FLAG_CEEV = 0x60, 2312 SLI4_READ_REV_FLAG_VPD = 0x2000, 2313 2314 SLI4_READ_REV_AVAILABLE_LENGTH = 0xffffff, 2315 }; 2316 2317 struct sli4_cmd_read_rev { 2318 struct sli4_mbox_command_header hdr; 2319 __le16 resvd0; 2320 __le16 flags0_word; 2321 __le32 first_hw_rev; 2322 __le32 second_hw_rev; 2323 __le32 resvd12; 2324 __le32 third_hw_rev; 2325 u8 fc_ph_low; 2326 u8 fc_ph_high; 2327 u8 feature_level_low; 2328 u8 feature_level_high; 2329 __le32 resvd24; 2330 __le32 first_fw_id; 2331 u8 first_fw_name[16]; 2332 __le32 second_fw_id; 2333 u8 second_fw_name[16]; 2334 __le32 rsvd18[30]; 2335 __le32 available_length_dword; 2336 struct sli4_dmaaddr hostbuf; 2337 __le32 returned_vpd_length; 2338 __le32 actual_vpd_length; 2339 }; 2340 2341 /* READ_SPARM64 - read the Port service parameters */ 2342 #define SLI4_READ_SPARM64_WWPN_OFFSET (4 * sizeof(u32)) 2343 #define SLI4_READ_SPARM64_WWNN_OFFSET (6 * sizeof(u32)) 2344 2345 struct sli4_cmd_read_sparm64 { 2346 struct sli4_mbox_command_header hdr; 2347 __le32 resvd0; 2348 __le32 resvd4; 2349 struct sli4_bde bde_64; 2350 __le16 vpi; 2351 __le16 resvd22; 2352 __le16 port_name_start; 2353 __le16 port_name_len; 2354 __le16 node_name_start; 2355 __le16 node_name_len; 2356 }; 2357 2358 /* READ_TOPOLOGY - read the link event information */ 2359 enum sli4_read_topo_e { 2360 SLI4_READTOPO_ATTEN_TYPE = 0xff, 2361 SLI4_READTOPO_FLAG_IL = 0x100, 2362 SLI4_READTOPO_FLAG_PB_RECVD = 0x200, 2363 2364 SLI4_READTOPO_LINKSTATE_RECV = 0x3, 2365 SLI4_READTOPO_LINKSTATE_TRANS = 0xc, 2366 SLI4_READTOPO_LINKSTATE_MACHINE = 0xf0, 2367 SLI4_READTOPO_LINKSTATE_SPEED = 0xff00, 2368 SLI4_READTOPO_LINKSTATE_TF = 0x40000000, 2369 SLI4_READTOPO_LINKSTATE_LU = 0x80000000, 2370 2371 SLI4_READTOPO_SCN_BBSCN = 0xf, 2372 SLI4_READTOPO_SCN_CBBSCN = 0xf0, 2373 2374 SLI4_READTOPO_R_T_TOV = 0x1ff, 2375 SLI4_READTOPO_AL_TOV = 0xf000, 2376 2377 SLI4_READTOPO_PB_FLAG = 0x80, 2378 2379 SLI4_READTOPO_INIT_N_PORTID = 0xffffff, 2380 }; 2381 2382 #define SLI4_MIN_LOOP_MAP_BYTES 128 2383 2384 struct sli4_cmd_read_topology { 2385 struct sli4_mbox_command_header hdr; 2386 __le32 event_tag; 2387 __le32 dw2_attentype; 2388 u8 topology; 2389 u8 lip_type; 2390 u8 lip_al_ps; 2391 u8 al_pa_granted; 2392 struct sli4_bde bde_loop_map; 2393 __le32 linkdown_state; 2394 __le32 currlink_state; 2395 u8 max_bbc; 2396 u8 init_bbc; 2397 u8 scn_flags; 2398 u8 rsvd39; 2399 __le16 dw10w0_al_rt_tov; 2400 __le16 lp_tov; 2401 u8 acquired_al_pa; 2402 u8 pb_flags; 2403 __le16 specified_al_pa; 2404 __le32 dw12_init_n_port_id; 2405 }; 2406 2407 enum sli4_read_topo_link { 2408 SLI4_READ_TOPOLOGY_LINK_UP = 0x1, 2409 SLI4_READ_TOPOLOGY_LINK_DOWN, 2410 SLI4_READ_TOPOLOGY_LINK_NO_ALPA, 2411 }; 2412 2413 enum sli4_read_topo { 2414 SLI4_READ_TOPO_UNKNOWN = 0x0, 2415 SLI4_READ_TOPO_NON_FC_AL, 2416 SLI4_READ_TOPO_FC_AL, 2417 }; 2418 2419 enum sli4_read_topo_speed { 2420 SLI4_READ_TOPOLOGY_SPEED_NONE = 0x00, 2421 SLI4_READ_TOPOLOGY_SPEED_1G = 0x04, 2422 SLI4_READ_TOPOLOGY_SPEED_2G = 0x08, 2423 SLI4_READ_TOPOLOGY_SPEED_4G = 0x10, 2424 SLI4_READ_TOPOLOGY_SPEED_8G = 0x20, 2425 SLI4_READ_TOPOLOGY_SPEED_10G = 0x40, 2426 SLI4_READ_TOPOLOGY_SPEED_16G = 0x80, 2427 SLI4_READ_TOPOLOGY_SPEED_32G = 0x90, 2428 SLI4_READ_TOPOLOGY_SPEED_64G = 0xa0, 2429 SLI4_READ_TOPOLOGY_SPEED_128G = 0xb0, 2430 }; 2431 2432 /* REG_FCFI - activate a FC Forwarder */ 2433 struct sli4_cmd_reg_fcfi_rq_cfg { 2434 u8 r_ctl_mask; 2435 u8 r_ctl_match; 2436 u8 type_mask; 2437 u8 type_match; 2438 }; 2439 2440 enum sli4_regfcfi_tag { 2441 SLI4_REGFCFI_VLAN_TAG = 0xfff, 2442 SLI4_REGFCFI_VLANTAG_VALID = 0x1000, 2443 }; 2444 2445 #define SLI4_CMD_REG_FCFI_NUM_RQ_CFG 4 2446 struct sli4_cmd_reg_fcfi { 2447 struct sli4_mbox_command_header hdr; 2448 __le16 fcf_index; 2449 __le16 fcfi; 2450 __le16 rqid1; 2451 __le16 rqid0; 2452 __le16 rqid3; 2453 __le16 rqid2; 2454 struct sli4_cmd_reg_fcfi_rq_cfg 2455 rq_cfg[SLI4_CMD_REG_FCFI_NUM_RQ_CFG]; 2456 __le32 dw8_vlan; 2457 }; 2458 2459 #define SLI4_CMD_REG_FCFI_MRQ_NUM_RQ_CFG 4 2460 #define SLI4_CMD_REG_FCFI_MRQ_MAX_NUM_RQ 32 2461 #define SLI4_CMD_REG_FCFI_SET_FCFI_MODE 0 2462 #define SLI4_CMD_REG_FCFI_SET_MRQ_MODE 1 2463 2464 enum sli4_reg_fcfi_mrq { 2465 SLI4_REGFCFI_MRQ_VLAN_TAG = 0xfff, 2466 SLI4_REGFCFI_MRQ_VLANTAG_VALID = 0x1000, 2467 SLI4_REGFCFI_MRQ_MODE = 0x2000, 2468 2469 SLI4_REGFCFI_MRQ_MASK_NUM_PAIRS = 0xff, 2470 SLI4_REGFCFI_MRQ_FILTER_BITMASK = 0xf00, 2471 SLI4_REGFCFI_MRQ_RQ_SEL_POLICY = 0xf000, 2472 }; 2473 2474 struct sli4_cmd_reg_fcfi_mrq { 2475 struct sli4_mbox_command_header hdr; 2476 __le16 fcf_index; 2477 __le16 fcfi; 2478 __le16 rqid1; 2479 __le16 rqid0; 2480 __le16 rqid3; 2481 __le16 rqid2; 2482 struct sli4_cmd_reg_fcfi_rq_cfg 2483 rq_cfg[SLI4_CMD_REG_FCFI_MRQ_NUM_RQ_CFG]; 2484 __le32 dw8_vlan; 2485 __le32 dw9_mrqflags; 2486 }; 2487 2488 struct sli4_cmd_rq_cfg { 2489 __le16 rq_id; 2490 u8 r_ctl_mask; 2491 u8 r_ctl_match; 2492 u8 type_mask; 2493 u8 type_match; 2494 }; 2495 2496 /* REG_RPI - register a Remote Port Indicator */ 2497 enum sli4_reg_rpi { 2498 SLI4_REGRPI_REMOTE_N_PORTID = 0xffffff, /* DW2 */ 2499 SLI4_REGRPI_UPD = 0x1000000, 2500 SLI4_REGRPI_ETOW = 0x8000000, 2501 SLI4_REGRPI_TERP = 0x20000000, 2502 SLI4_REGRPI_CI = 0x80000000, 2503 }; 2504 2505 struct sli4_cmd_reg_rpi { 2506 struct sli4_mbox_command_header hdr; 2507 __le16 rpi; 2508 __le16 rsvd2; 2509 __le32 dw2_rportid_flags; 2510 struct sli4_bde bde_64; 2511 __le16 vpi; 2512 __le16 rsvd26; 2513 }; 2514 2515 #define SLI4_REG_RPI_BUF_LEN 0x70 2516 2517 /* REG_VFI - register a Virtual Fabric Indicator */ 2518 enum sli_reg_vfi { 2519 SLI4_REGVFI_VP = 0x1000, /* DW1 */ 2520 SLI4_REGVFI_UPD = 0x2000, 2521 2522 SLI4_REGVFI_LOCAL_N_PORTID = 0xffffff, /* DW10 */ 2523 }; 2524 2525 struct sli4_cmd_reg_vfi { 2526 struct sli4_mbox_command_header hdr; 2527 __le16 vfi; 2528 __le16 dw0w1_flags; 2529 __le16 fcfi; 2530 __le16 vpi; 2531 u8 wwpn[8]; 2532 struct sli4_bde sparm; 2533 __le32 e_d_tov; 2534 __le32 r_a_tov; 2535 __le32 dw10_lportid_flags; 2536 }; 2537 2538 /* REG_VPI - register a Virtual Port Indicator */ 2539 enum sli4_reg_vpi { 2540 SLI4_REGVPI_LOCAL_N_PORTID = 0xffffff, 2541 SLI4_REGVPI_UPD = 0x1000000, 2542 }; 2543 2544 struct sli4_cmd_reg_vpi { 2545 struct sli4_mbox_command_header hdr; 2546 __le32 rsvd0; 2547 __le32 dw2_lportid_flags; 2548 u8 wwpn[8]; 2549 __le32 rsvd12; 2550 __le16 vpi; 2551 __le16 vfi; 2552 }; 2553 2554 /* REQUEST_FEATURES - request / query SLI features */ 2555 enum sli4_req_features_flags { 2556 SLI4_REQFEAT_QRY = 0x1, /* Dw1 */ 2557 2558 SLI4_REQFEAT_IAAB = 1 << 0, /* DW2 & DW3 */ 2559 SLI4_REQFEAT_NPIV = 1 << 1, 2560 SLI4_REQFEAT_DIF = 1 << 2, 2561 SLI4_REQFEAT_VF = 1 << 3, 2562 SLI4_REQFEAT_FCPI = 1 << 4, 2563 SLI4_REQFEAT_FCPT = 1 << 5, 2564 SLI4_REQFEAT_FCPC = 1 << 6, 2565 SLI4_REQFEAT_RSVD = 1 << 7, 2566 SLI4_REQFEAT_RQD = 1 << 8, 2567 SLI4_REQFEAT_IAAR = 1 << 9, 2568 SLI4_REQFEAT_HLM = 1 << 10, 2569 SLI4_REQFEAT_PERFH = 1 << 11, 2570 SLI4_REQFEAT_RXSEQ = 1 << 12, 2571 SLI4_REQFEAT_RXRI = 1 << 13, 2572 SLI4_REQFEAT_DCL2 = 1 << 14, 2573 SLI4_REQFEAT_RSCO = 1 << 15, 2574 SLI4_REQFEAT_MRQP = 1 << 16, 2575 }; 2576 2577 struct sli4_cmd_request_features { 2578 struct sli4_mbox_command_header hdr; 2579 __le32 dw1_qry; 2580 __le32 cmd; 2581 __le32 resp; 2582 }; 2583 2584 /* 2585 * SLI_CONFIG - submit a configuration command to Port 2586 * 2587 * Command is either embedded as part of the payload (embed) or located 2588 * in a separate memory buffer (mem) 2589 */ 2590 enum sli4_sli_config { 2591 SLI4_SLICONF_EMB = 0x1, /* DW1 */ 2592 SLI4_SLICONF_PMDCMD_SHIFT = 3, 2593 SLI4_SLICONF_PMDCMD_MASK = 0xf8, 2594 SLI4_SLICONF_PMDCMD_VAL_1 = 8, 2595 SLI4_SLICONF_PMDCNT = 0xf8, 2596 2597 SLI4_SLICONF_PMD_LEN = 0x00ffffff, 2598 }; 2599 2600 struct sli4_cmd_sli_config { 2601 struct sli4_mbox_command_header hdr; 2602 __le32 dw1_flags; 2603 __le32 payload_len; 2604 __le32 rsvd12[3]; 2605 union { 2606 u8 embed[58 * sizeof(u32)]; 2607 struct sli4_bufptr mem; 2608 } payload; 2609 }; 2610 2611 /* READ_STATUS - read tx/rx status of a particular port */ 2612 #define SLI4_READSTATUS_CLEAR_COUNTERS 0x1 2613 2614 struct sli4_cmd_read_status { 2615 struct sli4_mbox_command_header hdr; 2616 __le32 dw1_flags; 2617 __le32 rsvd4; 2618 __le32 trans_kbyte_cnt; 2619 __le32 recv_kbyte_cnt; 2620 __le32 trans_frame_cnt; 2621 __le32 recv_frame_cnt; 2622 __le32 trans_seq_cnt; 2623 __le32 recv_seq_cnt; 2624 __le32 tot_exchanges_orig; 2625 __le32 tot_exchanges_resp; 2626 __le32 recv_p_bsy_cnt; 2627 __le32 recv_f_bsy_cnt; 2628 __le32 no_rq_buf_dropped_frames_cnt; 2629 __le32 empty_rq_timeout_cnt; 2630 __le32 no_xri_dropped_frames_cnt; 2631 __le32 empty_xri_pool_cnt; 2632 }; 2633 2634 /* READ_LNK_STAT - read link status of a particular port */ 2635 enum sli4_read_link_stats_flags { 2636 SLI4_READ_LNKSTAT_REC = 1u << 0, 2637 SLI4_READ_LNKSTAT_GEC = 1u << 1, 2638 SLI4_READ_LNKSTAT_W02OF = 1u << 2, 2639 SLI4_READ_LNKSTAT_W03OF = 1u << 3, 2640 SLI4_READ_LNKSTAT_W04OF = 1u << 4, 2641 SLI4_READ_LNKSTAT_W05OF = 1u << 5, 2642 SLI4_READ_LNKSTAT_W06OF = 1u << 6, 2643 SLI4_READ_LNKSTAT_W07OF = 1u << 7, 2644 SLI4_READ_LNKSTAT_W08OF = 1u << 8, 2645 SLI4_READ_LNKSTAT_W09OF = 1u << 9, 2646 SLI4_READ_LNKSTAT_W10OF = 1u << 10, 2647 SLI4_READ_LNKSTAT_W11OF = 1u << 11, 2648 SLI4_READ_LNKSTAT_W12OF = 1u << 12, 2649 SLI4_READ_LNKSTAT_W13OF = 1u << 13, 2650 SLI4_READ_LNKSTAT_W14OF = 1u << 14, 2651 SLI4_READ_LNKSTAT_W15OF = 1u << 15, 2652 SLI4_READ_LNKSTAT_W16OF = 1u << 16, 2653 SLI4_READ_LNKSTAT_W17OF = 1u << 17, 2654 SLI4_READ_LNKSTAT_W18OF = 1u << 18, 2655 SLI4_READ_LNKSTAT_W19OF = 1u << 19, 2656 SLI4_READ_LNKSTAT_W20OF = 1u << 20, 2657 SLI4_READ_LNKSTAT_W21OF = 1u << 21, 2658 SLI4_READ_LNKSTAT_CLRC = 1u << 30, 2659 SLI4_READ_LNKSTAT_CLOF = 1u << 31, 2660 }; 2661 2662 struct sli4_cmd_read_link_stats { 2663 struct sli4_mbox_command_header hdr; 2664 __le32 dw1_flags; 2665 __le32 linkfail_errcnt; 2666 __le32 losssync_errcnt; 2667 __le32 losssignal_errcnt; 2668 __le32 primseq_errcnt; 2669 __le32 inval_txword_errcnt; 2670 __le32 crc_errcnt; 2671 __le32 primseq_eventtimeout_cnt; 2672 __le32 elastic_bufoverrun_errcnt; 2673 __le32 arbit_fc_al_timeout_cnt; 2674 __le32 adv_rx_buftor_to_buf_credit; 2675 __le32 curr_rx_buf_to_buf_credit; 2676 __le32 adv_tx_buf_to_buf_credit; 2677 __le32 curr_tx_buf_to_buf_credit; 2678 __le32 rx_eofa_cnt; 2679 __le32 rx_eofdti_cnt; 2680 __le32 rx_eofni_cnt; 2681 __le32 rx_soff_cnt; 2682 __le32 rx_dropped_no_aer_cnt; 2683 __le32 rx_dropped_no_avail_rpi_rescnt; 2684 __le32 rx_dropped_no_avail_xri_rescnt; 2685 }; 2686 2687 /* Format a WQE with WQ_ID Association performance hint */ 2688 static inline void sli_set_wq_id_association(void * entry,u16 q_id)2689 sli_set_wq_id_association(void *entry, u16 q_id) 2690 { 2691 u32 *wqe = entry; 2692 2693 /* 2694 * Set Word 10, bit 0 to zero 2695 * Set Word 10, bits 15:1 to the WQ ID 2696 */ 2697 wqe[10] &= ~0xffff; 2698 wqe[10] |= q_id << 1; 2699 } 2700 2701 /* UNREG_FCFI - unregister a FCFI */ 2702 struct sli4_cmd_unreg_fcfi { 2703 struct sli4_mbox_command_header hdr; 2704 __le32 rsvd0; 2705 __le16 fcfi; 2706 __le16 rsvd6; 2707 }; 2708 2709 /* UNREG_RPI - unregister one or more RPI */ 2710 enum sli4_unreg_rpi { 2711 SLI4_UNREG_RPI_DP = 0x2000, 2712 SLI4_UNREG_RPI_II_SHIFT = 14, 2713 SLI4_UNREG_RPI_II_MASK = 0xc000, 2714 SLI4_UNREG_RPI_II_RPI = 0x0000, 2715 SLI4_UNREG_RPI_II_VPI = 0x4000, 2716 SLI4_UNREG_RPI_II_VFI = 0x8000, 2717 SLI4_UNREG_RPI_II_FCFI = 0xc000, 2718 2719 SLI4_UNREG_RPI_DEST_N_PORTID_MASK = 0x00ffffff, 2720 }; 2721 2722 struct sli4_cmd_unreg_rpi { 2723 struct sli4_mbox_command_header hdr; 2724 __le16 index; 2725 __le16 dw1w1_flags; 2726 __le32 dw2_dest_n_portid; 2727 }; 2728 2729 /* UNREG_VFI - unregister one or more VFI */ 2730 enum sli4_unreg_vfi { 2731 SLI4_UNREG_VFI_II_SHIFT = 14, 2732 SLI4_UNREG_VFI_II_MASK = 0xc000, 2733 SLI4_UNREG_VFI_II_VFI = 0x0000, 2734 SLI4_UNREG_VFI_II_FCFI = 0xc000, 2735 }; 2736 2737 struct sli4_cmd_unreg_vfi { 2738 struct sli4_mbox_command_header hdr; 2739 __le32 rsvd0; 2740 __le16 index; 2741 __le16 dw2_flags; 2742 }; 2743 2744 enum sli4_unreg_type { 2745 SLI4_UNREG_TYPE_PORT, 2746 SLI4_UNREG_TYPE_DOMAIN, 2747 SLI4_UNREG_TYPE_FCF, 2748 SLI4_UNREG_TYPE_ALL 2749 }; 2750 2751 /* UNREG_VPI - unregister one or more VPI */ 2752 enum sli4_unreg_vpi { 2753 SLI4_UNREG_VPI_II_SHIFT = 14, 2754 SLI4_UNREG_VPI_II_MASK = 0xc000, 2755 SLI4_UNREG_VPI_II_VPI = 0x0000, 2756 SLI4_UNREG_VPI_II_VFI = 0x8000, 2757 SLI4_UNREG_VPI_II_FCFI = 0xc000, 2758 }; 2759 2760 struct sli4_cmd_unreg_vpi { 2761 struct sli4_mbox_command_header hdr; 2762 __le32 rsvd0; 2763 __le16 index; 2764 __le16 dw2w0_flags; 2765 }; 2766 2767 /* AUTO_XFER_RDY - Configure the auto-generate XFER-RDY feature */ 2768 struct sli4_cmd_config_auto_xfer_rdy { 2769 struct sli4_mbox_command_header hdr; 2770 __le32 rsvd0; 2771 __le32 max_burst_len; 2772 }; 2773 2774 #define SLI4_CONFIG_AUTO_XFERRDY_BLKSIZE 0xffff 2775 2776 struct sli4_cmd_config_auto_xfer_rdy_hp { 2777 struct sli4_mbox_command_header hdr; 2778 __le32 rsvd0; 2779 __le32 max_burst_len; 2780 __le32 dw3_esoc_flags; 2781 __le16 block_size; 2782 __le16 rsvd14; 2783 }; 2784 2785 /************************************************************************* 2786 * SLI-4 common configuration command formats and definitions 2787 */ 2788 2789 /* 2790 * Subsystem values. 2791 */ 2792 enum sli4_subsystem { 2793 SLI4_SUBSYSTEM_COMMON = 0x01, 2794 SLI4_SUBSYSTEM_LOWLEVEL = 0x0b, 2795 SLI4_SUBSYSTEM_FC = 0x0c, 2796 SLI4_SUBSYSTEM_DMTF = 0x11, 2797 }; 2798 2799 #define SLI4_OPC_LOWLEVEL_SET_WATCHDOG 0X36 2800 2801 /* 2802 * Common opcode (OPC) values. 2803 */ 2804 enum sli4_cmn_opcode { 2805 SLI4_CMN_FUNCTION_RESET = 0x3d, 2806 SLI4_CMN_CREATE_CQ = 0x0c, 2807 SLI4_CMN_CREATE_CQ_SET = 0x1d, 2808 SLI4_CMN_DESTROY_CQ = 0x36, 2809 SLI4_CMN_MODIFY_EQ_DELAY = 0x29, 2810 SLI4_CMN_CREATE_EQ = 0x0d, 2811 SLI4_CMN_DESTROY_EQ = 0x37, 2812 SLI4_CMN_CREATE_MQ_EXT = 0x5a, 2813 SLI4_CMN_DESTROY_MQ = 0x35, 2814 SLI4_CMN_GET_CNTL_ATTRIBUTES = 0x20, 2815 SLI4_CMN_NOP = 0x21, 2816 SLI4_CMN_GET_RSC_EXTENT_INFO = 0x9a, 2817 SLI4_CMN_GET_SLI4_PARAMS = 0xb5, 2818 SLI4_CMN_QUERY_FW_CONFIG = 0x3a, 2819 SLI4_CMN_GET_PORT_NAME = 0x4d, 2820 2821 SLI4_CMN_WRITE_FLASHROM = 0x07, 2822 /* TRANSCEIVER Data */ 2823 SLI4_CMN_READ_TRANS_DATA = 0x49, 2824 SLI4_CMN_GET_CNTL_ADDL_ATTRS = 0x79, 2825 SLI4_CMN_GET_FUNCTION_CFG = 0xa0, 2826 SLI4_CMN_GET_PROFILE_CFG = 0xa4, 2827 SLI4_CMN_SET_PROFILE_CFG = 0xa5, 2828 SLI4_CMN_GET_PROFILE_LIST = 0xa6, 2829 SLI4_CMN_GET_ACTIVE_PROFILE = 0xa7, 2830 SLI4_CMN_SET_ACTIVE_PROFILE = 0xa8, 2831 SLI4_CMN_READ_OBJECT = 0xab, 2832 SLI4_CMN_WRITE_OBJECT = 0xac, 2833 SLI4_CMN_DELETE_OBJECT = 0xae, 2834 SLI4_CMN_READ_OBJECT_LIST = 0xad, 2835 SLI4_CMN_SET_DUMP_LOCATION = 0xb8, 2836 SLI4_CMN_SET_FEATURES = 0xbf, 2837 SLI4_CMN_GET_RECFG_LINK_INFO = 0xc9, 2838 SLI4_CMN_SET_RECNG_LINK_ID = 0xca, 2839 }; 2840 2841 /* DMTF opcode (OPC) values */ 2842 #define DMTF_EXEC_CLP_CMD 0x01 2843 2844 /* 2845 * COMMON_FUNCTION_RESET 2846 * 2847 * Resets the Port, returning it to a power-on state. This configuration 2848 * command does not have a payload and should set/expect the lengths to 2849 * be zero. 2850 */ 2851 struct sli4_rqst_cmn_function_reset { 2852 struct sli4_rqst_hdr hdr; 2853 }; 2854 2855 struct sli4_rsp_cmn_function_reset { 2856 struct sli4_rsp_hdr hdr; 2857 }; 2858 2859 /* 2860 * COMMON_GET_CNTL_ATTRIBUTES 2861 * 2862 * Query for information about the SLI Port 2863 */ 2864 enum sli4_cntrl_attr_flags { 2865 SLI4_CNTL_ATTR_PORTNUM = 0x3f, 2866 SLI4_CNTL_ATTR_PORTTYPE = 0xc0, 2867 }; 2868 2869 struct sli4_rsp_cmn_get_cntl_attributes { 2870 struct sli4_rsp_hdr hdr; 2871 u8 version_str[32]; 2872 u8 manufacturer_name[32]; 2873 __le32 supported_modes; 2874 u8 eprom_version_lo; 2875 u8 eprom_version_hi; 2876 __le16 rsvd17; 2877 __le32 mbx_ds_version; 2878 __le32 ep_fw_ds_version; 2879 u8 ncsi_version_str[12]; 2880 __le32 def_extended_timeout; 2881 u8 model_number[32]; 2882 u8 description[64]; 2883 u8 serial_number[32]; 2884 u8 ip_version_str[32]; 2885 u8 fw_version_str[32]; 2886 u8 bios_version_str[32]; 2887 u8 redboot_version_str[32]; 2888 u8 driver_version_str[32]; 2889 u8 fw_on_flash_version_str[32]; 2890 __le32 functionalities_supported; 2891 __le16 max_cdb_length; 2892 u8 asic_revision; 2893 u8 generational_guid0; 2894 __le32 generational_guid1_12[3]; 2895 __le16 generational_guid13_14; 2896 u8 generational_guid15; 2897 u8 hba_port_count; 2898 __le16 default_link_down_timeout; 2899 u8 iscsi_version_min_max; 2900 u8 multifunctional_device; 2901 u8 cache_valid; 2902 u8 hba_status; 2903 u8 max_domains_supported; 2904 u8 port_num_type_flags; 2905 __le32 firmware_post_status; 2906 __le32 hba_mtu; 2907 u8 iscsi_features; 2908 u8 rsvd121[3]; 2909 __le16 pci_vendor_id; 2910 __le16 pci_device_id; 2911 __le16 pci_sub_vendor_id; 2912 __le16 pci_sub_system_id; 2913 u8 pci_bus_number; 2914 u8 pci_device_number; 2915 u8 pci_function_number; 2916 u8 interface_type; 2917 __le64 unique_identifier; 2918 u8 number_of_netfilters; 2919 u8 rsvd122[3]; 2920 }; 2921 2922 /* 2923 * COMMON_GET_CNTL_ATTRIBUTES 2924 * 2925 * This command queries the controller information from the Flash ROM. 2926 */ 2927 struct sli4_rqst_cmn_get_cntl_addl_attributes { 2928 struct sli4_rqst_hdr hdr; 2929 }; 2930 2931 struct sli4_rsp_cmn_get_cntl_addl_attributes { 2932 struct sli4_rsp_hdr hdr; 2933 __le16 ipl_file_number; 2934 u8 ipl_file_version; 2935 u8 rsvd4; 2936 u8 on_die_temperature; 2937 u8 rsvd5[3]; 2938 __le32 driver_advanced_features_supported; 2939 __le32 rsvd7[4]; 2940 char universal_bios_version[32]; 2941 char x86_bios_version[32]; 2942 char efi_bios_version[32]; 2943 char fcode_version[32]; 2944 char uefi_bios_version[32]; 2945 char uefi_nic_version[32]; 2946 char uefi_fcode_version[32]; 2947 char uefi_iscsi_version[32]; 2948 char iscsi_x86_bios_version[32]; 2949 char pxe_x86_bios_version[32]; 2950 u8 default_wwpn[8]; 2951 u8 ext_phy_version[32]; 2952 u8 fc_universal_bios_version[32]; 2953 u8 fc_x86_bios_version[32]; 2954 u8 fc_efi_bios_version[32]; 2955 u8 fc_fcode_version[32]; 2956 u8 ext_phy_crc_label[8]; 2957 u8 ipl_file_name[16]; 2958 u8 rsvd139[72]; 2959 }; 2960 2961 /* 2962 * COMMON_NOP 2963 * 2964 * This command does not do anything; it only returns 2965 * the payload in the completion. 2966 */ 2967 struct sli4_rqst_cmn_nop { 2968 struct sli4_rqst_hdr hdr; 2969 __le32 context[2]; 2970 }; 2971 2972 struct sli4_rsp_cmn_nop { 2973 struct sli4_rsp_hdr hdr; 2974 __le32 context[2]; 2975 }; 2976 2977 struct sli4_rqst_cmn_get_resource_extent_info { 2978 struct sli4_rqst_hdr hdr; 2979 __le16 resource_type; 2980 __le16 rsvd16; 2981 }; 2982 2983 enum sli4_rsc_type { 2984 SLI4_RSC_TYPE_VFI = 0x20, 2985 SLI4_RSC_TYPE_VPI = 0x21, 2986 SLI4_RSC_TYPE_RPI = 0x22, 2987 SLI4_RSC_TYPE_XRI = 0x23, 2988 }; 2989 2990 struct sli4_rsp_cmn_get_resource_extent_info { 2991 struct sli4_rsp_hdr hdr; 2992 __le16 resource_extent_count; 2993 __le16 resource_extent_size; 2994 }; 2995 2996 #define SLI4_128BYTE_WQE_SUPPORT 0x02 2997 2998 #define GET_Q_CNT_METHOD(m) \ 2999 (((m) & SLI4_PARAM_Q_CNT_MTHD_MASK) >> SLI4_PARAM_Q_CNT_MTHD_SHFT) 3000 #define GET_Q_CREATE_VERSION(v) \ 3001 (((v) & SLI4_PARAM_QV_MASK) >> SLI4_PARAM_QV_SHIFT) 3002 3003 enum sli4_rsp_get_params_e { 3004 /*GENERIC*/ 3005 SLI4_PARAM_Q_CNT_MTHD_SHFT = 24, 3006 SLI4_PARAM_Q_CNT_MTHD_MASK = 0xf << 24, 3007 SLI4_PARAM_QV_SHIFT = 14, 3008 SLI4_PARAM_QV_MASK = 3 << 14, 3009 3010 /* DW4 */ 3011 SLI4_PARAM_PROTO_TYPE_MASK = 0xff, 3012 /* DW5 */ 3013 SLI4_PARAM_FT = 1 << 0, 3014 SLI4_PARAM_SLI_REV_MASK = 0xf << 4, 3015 SLI4_PARAM_SLI_FAM_MASK = 0xf << 8, 3016 SLI4_PARAM_IF_TYPE_MASK = 0xf << 12, 3017 SLI4_PARAM_SLI_HINT1_MASK = 0xff << 16, 3018 SLI4_PARAM_SLI_HINT2_MASK = 0x1f << 24, 3019 /* DW6 */ 3020 SLI4_PARAM_EQ_PAGE_CNT_MASK = 0xf << 0, 3021 SLI4_PARAM_EQE_SZS_MASK = 0xf << 8, 3022 SLI4_PARAM_EQ_PAGE_SZS_MASK = 0xff << 16, 3023 /* DW8 */ 3024 SLI4_PARAM_CQ_PAGE_CNT_MASK = 0xf << 0, 3025 SLI4_PARAM_CQE_SZS_MASK = 0xf << 8, 3026 SLI4_PARAM_CQ_PAGE_SZS_MASK = 0xff << 16, 3027 /* DW10 */ 3028 SLI4_PARAM_MQ_PAGE_CNT_MASK = 0xf << 0, 3029 SLI4_PARAM_MQ_PAGE_SZS_MASK = 0xff << 16, 3030 /* DW12 */ 3031 SLI4_PARAM_WQ_PAGE_CNT_MASK = 0xf << 0, 3032 SLI4_PARAM_WQE_SZS_MASK = 0xf << 8, 3033 SLI4_PARAM_WQ_PAGE_SZS_MASK = 0xff << 16, 3034 /* DW14 */ 3035 SLI4_PARAM_RQ_PAGE_CNT_MASK = 0xf << 0, 3036 SLI4_PARAM_RQE_SZS_MASK = 0xf << 8, 3037 SLI4_PARAM_RQ_PAGE_SZS_MASK = 0xff << 16, 3038 /* DW15W1*/ 3039 SLI4_PARAM_RQ_DB_WINDOW_MASK = 0xf000, 3040 /* DW16 */ 3041 SLI4_PARAM_FC = 1 << 0, 3042 SLI4_PARAM_EXT = 1 << 1, 3043 SLI4_PARAM_HDRR = 1 << 2, 3044 SLI4_PARAM_SGLR = 1 << 3, 3045 SLI4_PARAM_FBRR = 1 << 4, 3046 SLI4_PARAM_AREG = 1 << 5, 3047 SLI4_PARAM_TGT = 1 << 6, 3048 SLI4_PARAM_TERP = 1 << 7, 3049 SLI4_PARAM_ASSI = 1 << 8, 3050 SLI4_PARAM_WCHN = 1 << 9, 3051 SLI4_PARAM_TCCA = 1 << 10, 3052 SLI4_PARAM_TRTY = 1 << 11, 3053 SLI4_PARAM_TRIR = 1 << 12, 3054 SLI4_PARAM_PHOFF = 1 << 13, 3055 SLI4_PARAM_PHON = 1 << 14, 3056 SLI4_PARAM_PHWQ = 1 << 15, 3057 SLI4_PARAM_BOUND_4GA = 1 << 16, 3058 SLI4_PARAM_RXC = 1 << 17, 3059 SLI4_PARAM_HLM = 1 << 18, 3060 SLI4_PARAM_IPR = 1 << 19, 3061 SLI4_PARAM_RXRI = 1 << 20, 3062 SLI4_PARAM_SGLC = 1 << 21, 3063 SLI4_PARAM_TIMM = 1 << 22, 3064 SLI4_PARAM_TSMM = 1 << 23, 3065 SLI4_PARAM_OAS = 1 << 25, 3066 SLI4_PARAM_LC = 1 << 26, 3067 SLI4_PARAM_AGXF = 1 << 27, 3068 SLI4_PARAM_LOOPBACK_MASK = 0xf << 28, 3069 /* DW18 */ 3070 SLI4_PARAM_SGL_PAGE_CNT_MASK = 0xf << 0, 3071 SLI4_PARAM_SGL_PAGE_SZS_MASK = 0xff << 8, 3072 SLI4_PARAM_SGL_PP_ALIGN_MASK = 0xff << 16, 3073 }; 3074 3075 struct sli4_rqst_cmn_get_sli4_params { 3076 struct sli4_rqst_hdr hdr; 3077 }; 3078 3079 struct sli4_rsp_cmn_get_sli4_params { 3080 struct sli4_rsp_hdr hdr; 3081 __le32 dw4_protocol_type; 3082 __le32 dw5_sli; 3083 __le32 dw6_eq_page_cnt; 3084 __le16 eqe_count_mask; 3085 __le16 rsvd26; 3086 __le32 dw8_cq_page_cnt; 3087 __le16 cqe_count_mask; 3088 __le16 rsvd34; 3089 __le32 dw10_mq_page_cnt; 3090 __le16 mqe_count_mask; 3091 __le16 rsvd42; 3092 __le32 dw12_wq_page_cnt; 3093 __le16 wqe_count_mask; 3094 __le16 rsvd50; 3095 __le32 dw14_rq_page_cnt; 3096 __le16 rqe_count_mask; 3097 __le16 dw15w1_rq_db_window; 3098 __le32 dw16_loopback_scope; 3099 __le32 sge_supported_length; 3100 __le32 dw18_sgl_page_cnt; 3101 __le16 min_rq_buffer_size; 3102 __le16 rsvd75; 3103 __le32 max_rq_buffer_size; 3104 __le16 physical_xri_max; 3105 __le16 physical_rpi_max; 3106 __le16 physical_vpi_max; 3107 __le16 physical_vfi_max; 3108 __le32 rsvd88; 3109 __le16 frag_num_field_offset; 3110 __le16 frag_num_field_size; 3111 __le16 sgl_index_field_offset; 3112 __le16 sgl_index_field_size; 3113 __le32 chain_sge_initial_value_lo; 3114 __le32 chain_sge_initial_value_hi; 3115 }; 3116 3117 /*Port Types*/ 3118 enum sli4_port_types { 3119 SLI4_PORT_TYPE_ETH = 0, 3120 SLI4_PORT_TYPE_FC = 1, 3121 }; 3122 3123 struct sli4_rqst_cmn_get_port_name { 3124 struct sli4_rqst_hdr hdr; 3125 u8 port_type; 3126 u8 rsvd4[3]; 3127 }; 3128 3129 struct sli4_rsp_cmn_get_port_name { 3130 struct sli4_rsp_hdr hdr; 3131 char port_name[4]; 3132 }; 3133 3134 struct sli4_rqst_cmn_write_flashrom { 3135 struct sli4_rqst_hdr hdr; 3136 __le32 flash_rom_access_opcode; 3137 __le32 flash_rom_access_operation_type; 3138 __le32 data_buffer_size; 3139 __le32 offset; 3140 u8 data_buffer[4]; 3141 }; 3142 3143 /* 3144 * COMMON_READ_TRANSCEIVER_DATA 3145 * 3146 * This command reads SFF transceiver data(Format is defined 3147 * by the SFF-8472 specification). 3148 */ 3149 struct sli4_rqst_cmn_read_transceiver_data { 3150 struct sli4_rqst_hdr hdr; 3151 __le32 page_number; 3152 __le32 port; 3153 }; 3154 3155 struct sli4_rsp_cmn_read_transceiver_data { 3156 struct sli4_rsp_hdr hdr; 3157 __le32 page_number; 3158 __le32 port; 3159 u8 page_data[128]; 3160 u8 page_data_2[128]; 3161 }; 3162 3163 #define SLI4_REQ_DESIRE_READLEN 0xffffff 3164 3165 struct sli4_rqst_cmn_read_object { 3166 struct sli4_rqst_hdr hdr; 3167 __le32 desired_read_length_dword; 3168 __le32 read_offset; 3169 u8 object_name[104]; 3170 __le32 host_buffer_descriptor_count; 3171 struct sli4_bde host_buffer_descriptor[0]; 3172 }; 3173 3174 #define RSP_COM_READ_OBJ_EOF 0x80000000 3175 3176 struct sli4_rsp_cmn_read_object { 3177 struct sli4_rsp_hdr hdr; 3178 __le32 actual_read_length; 3179 __le32 eof_dword; 3180 }; 3181 3182 enum sli4_rqst_write_object_flags { 3183 SLI4_RQ_DES_WRITE_LEN = 0xffffff, 3184 SLI4_RQ_DES_WRITE_LEN_NOC = 0x40000000, 3185 SLI4_RQ_DES_WRITE_LEN_EOF = 0x80000000, 3186 }; 3187 3188 struct sli4_rqst_cmn_write_object { 3189 struct sli4_rqst_hdr hdr; 3190 __le32 desired_write_len_dword; 3191 __le32 write_offset; 3192 u8 object_name[104]; 3193 __le32 host_buffer_descriptor_count; 3194 struct sli4_bde host_buffer_descriptor[0]; 3195 }; 3196 3197 #define RSP_CHANGE_STATUS 0xff 3198 3199 struct sli4_rsp_cmn_write_object { 3200 struct sli4_rsp_hdr hdr; 3201 __le32 actual_write_length; 3202 __le32 change_status_dword; 3203 }; 3204 3205 struct sli4_rqst_cmn_delete_object { 3206 struct sli4_rqst_hdr hdr; 3207 __le32 rsvd4; 3208 __le32 rsvd5; 3209 u8 object_name[104]; 3210 }; 3211 3212 #define SLI4_RQ_OBJ_LIST_READ_LEN 0xffffff 3213 3214 struct sli4_rqst_cmn_read_object_list { 3215 struct sli4_rqst_hdr hdr; 3216 __le32 desired_read_length_dword; 3217 __le32 read_offset; 3218 u8 object_name[104]; 3219 __le32 host_buffer_descriptor_count; 3220 struct sli4_bde host_buffer_descriptor[0]; 3221 }; 3222 3223 enum sli4_rqst_set_dump_flags { 3224 SLI4_CMN_SET_DUMP_BUFFER_LEN = 0xffffff, 3225 SLI4_CMN_SET_DUMP_FDB = 0x20000000, 3226 SLI4_CMN_SET_DUMP_BLP = 0x40000000, 3227 SLI4_CMN_SET_DUMP_QRY = 0x80000000, 3228 }; 3229 3230 struct sli4_rqst_cmn_set_dump_location { 3231 struct sli4_rqst_hdr hdr; 3232 __le32 buffer_length_dword; 3233 __le32 buf_addr_low; 3234 __le32 buf_addr_high; 3235 }; 3236 3237 struct sli4_rsp_cmn_set_dump_location { 3238 struct sli4_rsp_hdr hdr; 3239 __le32 buffer_length_dword; 3240 }; 3241 3242 enum sli4_dump_level { 3243 SLI4_DUMP_LEVEL_NONE, 3244 SLI4_CHIP_LEVEL_DUMP, 3245 SLI4_FUNC_DESC_DUMP, 3246 }; 3247 3248 enum sli4_dump_state { 3249 SLI4_DUMP_STATE_NONE, 3250 SLI4_CHIP_DUMP_STATE_VALID, 3251 SLI4_FUNC_DUMP_STATE_VALID, 3252 }; 3253 3254 enum sli4_dump_status { 3255 SLI4_DUMP_READY_STATUS_NOT_READY, 3256 SLI4_DUMP_READY_STATUS_DD_PRESENT, 3257 SLI4_DUMP_READY_STATUS_FDB_PRESENT, 3258 SLI4_DUMP_READY_STATUS_SKIP_DUMP, 3259 SLI4_DUMP_READY_STATUS_FAILED = -1, 3260 }; 3261 3262 enum sli4_set_features { 3263 SLI4_SET_FEATURES_DIF_SEED = 0x01, 3264 SLI4_SET_FEATURES_XRI_TIMER = 0x03, 3265 SLI4_SET_FEATURES_MAX_PCIE_SPEED = 0x04, 3266 SLI4_SET_FEATURES_FCTL_CHECK = 0x05, 3267 SLI4_SET_FEATURES_FEC = 0x06, 3268 SLI4_SET_FEATURES_PCIE_RECV_DETECT = 0x07, 3269 SLI4_SET_FEATURES_DIF_MEMORY_MODE = 0x08, 3270 SLI4_SET_FEATURES_DISABLE_SLI_PORT_PAUSE_STATE = 0x09, 3271 SLI4_SET_FEATURES_ENABLE_PCIE_OPTIONS = 0x0a, 3272 SLI4_SET_FEAT_CFG_AUTO_XFER_RDY_T10PI = 0x0c, 3273 SLI4_SET_FEATURES_ENABLE_MULTI_RECEIVE_QUEUE = 0x0d, 3274 SLI4_SET_FEATURES_SET_FTD_XFER_HINT = 0x0f, 3275 SLI4_SET_FEATURES_SLI_PORT_HEALTH_CHECK = 0x11, 3276 }; 3277 3278 struct sli4_rqst_cmn_set_features { 3279 struct sli4_rqst_hdr hdr; 3280 __le32 feature; 3281 __le32 param_len; 3282 __le32 params[8]; 3283 }; 3284 3285 struct sli4_rqst_cmn_set_features_dif_seed { 3286 __le16 seed; 3287 __le16 rsvd16; 3288 }; 3289 3290 enum sli4_rqst_set_mrq_features { 3291 SLI4_RQ_MULTIRQ_ISR = 0x1, 3292 SLI4_RQ_MULTIRQ_AUTOGEN_XFER_RDY = 0x2, 3293 3294 SLI4_RQ_MULTIRQ_NUM_RQS = 0xff, 3295 SLI4_RQ_MULTIRQ_RQ_SELECT = 0xf00, 3296 }; 3297 3298 struct sli4_rqst_cmn_set_features_multirq { 3299 __le32 auto_gen_xfer_dword; 3300 __le32 num_rqs_dword; 3301 }; 3302 3303 enum sli4_rqst_health_check_flags { 3304 SLI4_RQ_HEALTH_CHECK_ENABLE = 0x1, 3305 SLI4_RQ_HEALTH_CHECK_QUERY = 0x2, 3306 }; 3307 3308 struct sli4_rqst_cmn_set_features_health_check { 3309 __le32 health_check_dword; 3310 }; 3311 3312 struct sli4_rqst_cmn_set_features_set_fdt_xfer_hint { 3313 __le32 fdt_xfer_hint; 3314 }; 3315 3316 struct sli4_rqst_dmtf_exec_clp_cmd { 3317 struct sli4_rqst_hdr hdr; 3318 __le32 cmd_buf_length; 3319 __le32 resp_buf_length; 3320 __le32 cmd_buf_addr_low; 3321 __le32 cmd_buf_addr_high; 3322 __le32 resp_buf_addr_low; 3323 __le32 resp_buf_addr_high; 3324 }; 3325 3326 struct sli4_rsp_dmtf_exec_clp_cmd { 3327 struct sli4_rsp_hdr hdr; 3328 __le32 rsvd4; 3329 __le32 resp_length; 3330 __le32 rsvd6; 3331 __le32 rsvd7; 3332 __le32 rsvd8; 3333 __le32 rsvd9; 3334 __le32 clp_status; 3335 __le32 clp_detailed_status; 3336 }; 3337 3338 #define SLI4_PROTOCOL_FC 0x10 3339 #define SLI4_PROTOCOL_DEFAULT 0xff 3340 3341 struct sli4_rspource_descriptor_v1 { 3342 u8 descriptor_type; 3343 u8 descriptor_length; 3344 __le16 rsvd16; 3345 __le32 type_specific[0]; 3346 }; 3347 3348 enum sli4_pcie_desc_flags { 3349 SLI4_PCIE_DESC_IMM = 0x4000, 3350 SLI4_PCIE_DESC_NOSV = 0x8000, 3351 3352 SLI4_PCIE_DESC_PF_NO = 0x3ff0000, 3353 3354 SLI4_PCIE_DESC_MISSN_ROLE = 0xff, 3355 SLI4_PCIE_DESC_PCHG = 0x8000000, 3356 SLI4_PCIE_DESC_SCHG = 0x10000000, 3357 SLI4_PCIE_DESC_XCHG = 0x20000000, 3358 SLI4_PCIE_DESC_XROM = 0xc0000000 3359 }; 3360 3361 struct sli4_pcie_resource_descriptor_v1 { 3362 u8 descriptor_type; 3363 u8 descriptor_length; 3364 __le16 imm_nosv_dword; 3365 __le32 pf_number_dword; 3366 __le32 rsvd3; 3367 u8 sriov_state; 3368 u8 pf_state; 3369 u8 pf_type; 3370 u8 rsvd4; 3371 __le16 number_of_vfs; 3372 __le16 rsvd5; 3373 __le32 mission_roles_dword; 3374 __le32 rsvd7[16]; 3375 }; 3376 3377 struct sli4_rqst_cmn_get_function_config { 3378 struct sli4_rqst_hdr hdr; 3379 }; 3380 3381 struct sli4_rsp_cmn_get_function_config { 3382 struct sli4_rsp_hdr hdr; 3383 __le32 desc_count; 3384 __le32 desc[54]; 3385 }; 3386 3387 /* Link Config Descriptor for link config functions */ 3388 struct sli4_link_config_descriptor { 3389 u8 link_config_id; 3390 u8 rsvd1[3]; 3391 __le32 config_description[8]; 3392 }; 3393 3394 #define MAX_LINK_DES 10 3395 3396 struct sli4_rqst_cmn_get_reconfig_link_info { 3397 struct sli4_rqst_hdr hdr; 3398 }; 3399 3400 struct sli4_rsp_cmn_get_reconfig_link_info { 3401 struct sli4_rsp_hdr hdr; 3402 u8 active_link_config_id; 3403 u8 rsvd17; 3404 u8 next_link_config_id; 3405 u8 rsvd19; 3406 __le32 link_configuration_descriptor_count; 3407 struct sli4_link_config_descriptor 3408 desc[MAX_LINK_DES]; 3409 }; 3410 3411 enum sli4_set_reconfig_link_flags { 3412 SLI4_SET_RECONFIG_LINKID_NEXT = 0xff, 3413 SLI4_SET_RECONFIG_LINKID_FD = 1u << 31, 3414 }; 3415 3416 struct sli4_rqst_cmn_set_reconfig_link_id { 3417 struct sli4_rqst_hdr hdr; 3418 __le32 dw4_flags; 3419 }; 3420 3421 struct sli4_rsp_cmn_set_reconfig_link_id { 3422 struct sli4_rsp_hdr hdr; 3423 }; 3424 3425 struct sli4_rqst_lowlevel_set_watchdog { 3426 struct sli4_rqst_hdr hdr; 3427 __le16 watchdog_timeout; 3428 __le16 rsvd18; 3429 }; 3430 3431 struct sli4_rsp_lowlevel_set_watchdog { 3432 struct sli4_rsp_hdr hdr; 3433 __le32 rsvd; 3434 }; 3435 3436 /* FC opcode (OPC) values */ 3437 enum sli4_fc_opcodes { 3438 SLI4_OPC_WQ_CREATE = 0x1, 3439 SLI4_OPC_WQ_DESTROY = 0x2, 3440 SLI4_OPC_POST_SGL_PAGES = 0x3, 3441 SLI4_OPC_RQ_CREATE = 0x5, 3442 SLI4_OPC_RQ_DESTROY = 0x6, 3443 SLI4_OPC_READ_FCF_TABLE = 0x8, 3444 SLI4_OPC_POST_HDR_TEMPLATES = 0xb, 3445 SLI4_OPC_REDISCOVER_FCF = 0x10, 3446 }; 3447 3448 /* Use the default CQ associated with the WQ */ 3449 #define SLI4_CQ_DEFAULT 0xffff 3450 3451 /* 3452 * POST_SGL_PAGES 3453 * 3454 * Register the scatter gather list (SGL) memory and 3455 * associate it with an XRI. 3456 */ 3457 struct sli4_rqst_post_sgl_pages { 3458 struct sli4_rqst_hdr hdr; 3459 __le16 xri_start; 3460 __le16 xri_count; 3461 struct { 3462 __le32 page0_low; 3463 __le32 page0_high; 3464 __le32 page1_low; 3465 __le32 page1_high; 3466 } page_set[10]; 3467 }; 3468 3469 struct sli4_rsp_post_sgl_pages { 3470 struct sli4_rsp_hdr hdr; 3471 }; 3472 3473 struct sli4_rqst_post_hdr_templates { 3474 struct sli4_rqst_hdr hdr; 3475 __le16 rpi_offset; 3476 __le16 page_count; 3477 struct sli4_dmaaddr page_descriptor[0]; 3478 }; 3479 3480 #define SLI4_HDR_TEMPLATE_SIZE 64 3481 3482 enum sli4_io_flags { 3483 /* The XRI associated with this IO is already active */ 3484 SLI4_IO_CONTINUATION = 1 << 0, 3485 /* Automatically generate a good RSP frame */ 3486 SLI4_IO_AUTO_GOOD_RESPONSE = 1 << 1, 3487 SLI4_IO_NO_ABORT = 1 << 2, 3488 /* Set the DNRX bit because no auto xref rdy buffer is posted */ 3489 SLI4_IO_DNRX = 1 << 3, 3490 }; 3491 3492 enum sli4_callback { 3493 SLI4_CB_LINK, 3494 SLI4_CB_MAX, 3495 }; 3496 3497 enum sli4_link_status { 3498 SLI4_LINK_STATUS_UP, 3499 SLI4_LINK_STATUS_DOWN, 3500 SLI4_LINK_STATUS_NO_ALPA, 3501 SLI4_LINK_STATUS_MAX, 3502 }; 3503 3504 enum sli4_link_topology { 3505 SLI4_LINK_TOPO_NON_FC_AL = 1, 3506 SLI4_LINK_TOPO_FC_AL, 3507 SLI4_LINK_TOPO_LOOPBACK_INTERNAL, 3508 SLI4_LINK_TOPO_LOOPBACK_EXTERNAL, 3509 SLI4_LINK_TOPO_NONE, 3510 SLI4_LINK_TOPO_MAX, 3511 }; 3512 3513 enum sli4_link_medium { 3514 SLI4_LINK_MEDIUM_ETHERNET, 3515 SLI4_LINK_MEDIUM_FC, 3516 SLI4_LINK_MEDIUM_MAX, 3517 }; 3518 /******Driver specific structures******/ 3519 3520 struct sli4_queue { 3521 /* Common to all queue types */ 3522 struct efc_dma dma; 3523 spinlock_t lock; /* Lock to protect the doorbell register 3524 * writes and queue reads 3525 */ 3526 u32 index; /* current host entry index */ 3527 u16 size; /* entry size */ 3528 u16 length; /* number of entries */ 3529 u16 n_posted; /* number entries posted for CQ, EQ */ 3530 u16 id; /* Port assigned xQ_ID */ 3531 u8 type; /* queue type ie EQ, CQ, ... */ 3532 void __iomem *db_regaddr; /* register address for the doorbell */ 3533 u16 phase; /* For if_type = 6, this value toggle 3534 * for each iteration of the queue, 3535 * a queue entry is valid when a cqe 3536 * valid bit matches this value 3537 */ 3538 u32 proc_limit; /* limit CQE processed per iteration */ 3539 u32 posted_limit; /* CQE/EQE process before ring db */ 3540 u32 max_num_processed; 3541 u64 max_process_time; 3542 union { 3543 u32 r_idx; /* "read" index (MQ only) */ 3544 u32 flag; 3545 } u; 3546 }; 3547 3548 /* Parameters used to populate WQE*/ 3549 struct sli_bls_params { 3550 u32 s_id; 3551 u32 d_id; 3552 u16 ox_id; 3553 u16 rx_id; 3554 u32 rpi; 3555 u32 vpi; 3556 bool rpi_registered; 3557 u8 payload[12]; 3558 u16 xri; 3559 u16 tag; 3560 }; 3561 3562 struct sli_els_params { 3563 u32 s_id; 3564 u32 d_id; 3565 u16 ox_id; 3566 u32 rpi; 3567 u32 vpi; 3568 bool rpi_registered; 3569 u32 xmit_len; 3570 u32 rsp_len; 3571 u8 timeout; 3572 u8 cmd; 3573 u16 xri; 3574 u16 tag; 3575 }; 3576 3577 struct sli_ct_params { 3578 u8 r_ctl; 3579 u8 type; 3580 u8 df_ctl; 3581 u8 timeout; 3582 u16 ox_id; 3583 u32 d_id; 3584 u32 rpi; 3585 u32 vpi; 3586 bool rpi_registered; 3587 u32 xmit_len; 3588 u32 rsp_len; 3589 u16 xri; 3590 u16 tag; 3591 }; 3592 3593 struct sli_fcp_tgt_params { 3594 u32 s_id; 3595 u32 d_id; 3596 u32 rpi; 3597 u32 vpi; 3598 u32 offset; 3599 u16 ox_id; 3600 u16 flags; 3601 u8 cs_ctl; 3602 u8 timeout; 3603 u32 app_id; 3604 u32 xmit_len; 3605 u16 xri; 3606 u16 tag; 3607 }; 3608 3609 struct sli4_link_event { 3610 enum sli4_link_status status; 3611 enum sli4_link_topology topology; 3612 enum sli4_link_medium medium; 3613 u32 speed; 3614 u8 *loop_map; 3615 u32 fc_id; 3616 }; 3617 3618 enum sli4_resource { 3619 SLI4_RSRC_VFI, 3620 SLI4_RSRC_VPI, 3621 SLI4_RSRC_RPI, 3622 SLI4_RSRC_XRI, 3623 SLI4_RSRC_FCFI, 3624 SLI4_RSRC_MAX, 3625 }; 3626 3627 struct sli4_extent { 3628 u32 number; 3629 u32 size; 3630 u32 n_alloc; 3631 u32 *base; 3632 unsigned long *use_map; 3633 u32 map_size; 3634 }; 3635 3636 struct sli4_queue_info { 3637 u16 max_qcount[SLI4_QTYPE_MAX]; 3638 u32 max_qentries[SLI4_QTYPE_MAX]; 3639 u16 count_mask[SLI4_QTYPE_MAX]; 3640 u16 count_method[SLI4_QTYPE_MAX]; 3641 u32 qpage_count[SLI4_QTYPE_MAX]; 3642 }; 3643 3644 struct sli4_params { 3645 u8 has_extents; 3646 u8 auto_reg; 3647 u8 auto_xfer_rdy; 3648 u8 hdr_template_req; 3649 u8 perf_hint; 3650 u8 perf_wq_id_association; 3651 u8 cq_create_version; 3652 u8 mq_create_version; 3653 u8 high_login_mode; 3654 u8 sgl_pre_registered; 3655 u8 sgl_pre_reg_required; 3656 u8 t10_dif_inline_capable; 3657 u8 t10_dif_separate_capable; 3658 }; 3659 3660 struct sli4 { 3661 void *os; 3662 struct pci_dev *pci; 3663 void __iomem *reg[PCI_STD_NUM_BARS]; 3664 3665 u32 sli_rev; 3666 u32 sli_family; 3667 u32 if_type; 3668 3669 u16 asic_type; 3670 u16 asic_rev; 3671 3672 u16 e_d_tov; 3673 u16 r_a_tov; 3674 struct sli4_queue_info qinfo; 3675 u16 link_module_type; 3676 u8 rq_batch; 3677 u8 port_number; 3678 char port_name[2]; 3679 u16 rq_min_buf_size; 3680 u32 rq_max_buf_size; 3681 u8 topology; 3682 u8 wwpn[8]; 3683 u8 wwnn[8]; 3684 u32 fw_rev[2]; 3685 u8 fw_name[2][16]; 3686 char ipl_name[16]; 3687 u32 hw_rev[3]; 3688 char modeldesc[64]; 3689 char bios_version_string[32]; 3690 u32 wqe_size; 3691 u32 vpd_length; 3692 /* 3693 * Tracks the port resources using extents metaphor. For 3694 * devices that don't implement extents (i.e. 3695 * has_extents == FALSE), the code models each resource as 3696 * a single large extent. 3697 */ 3698 struct sli4_extent ext[SLI4_RSRC_MAX]; 3699 u32 features; 3700 struct sli4_params params; 3701 u32 sge_supported_length; 3702 u32 sgl_page_sizes; 3703 u32 max_sgl_pages; 3704 3705 /* 3706 * Callback functions 3707 */ 3708 int (*link)(void *ctx, void *event); 3709 void *link_arg; 3710 3711 struct efc_dma bmbx; 3712 3713 /* Save pointer to physical memory descriptor for non-embedded 3714 * SLI_CONFIG commands for BMBX dumping purposes 3715 */ 3716 struct efc_dma *bmbx_non_emb_pmd; 3717 3718 struct efc_dma vpd_data; 3719 }; 3720 3721 static inline void sli_cmd_fill_hdr(struct sli4_rqst_hdr * hdr,u8 opc,u8 sub,u32 ver,__le32 len)3722 sli_cmd_fill_hdr(struct sli4_rqst_hdr *hdr, u8 opc, u8 sub, u32 ver, __le32 len) 3723 { 3724 hdr->opcode = opc; 3725 hdr->subsystem = sub; 3726 hdr->dw3_version = cpu_to_le32(ver); 3727 hdr->request_length = len; 3728 } 3729 3730 /** 3731 * Get / set parameter functions 3732 */ 3733 3734 static inline u32 sli_get_max_sge(struct sli4 * sli4)3735 sli_get_max_sge(struct sli4 *sli4) 3736 { 3737 return sli4->sge_supported_length; 3738 } 3739 3740 static inline u32 sli_get_max_sgl(struct sli4 * sli4)3741 sli_get_max_sgl(struct sli4 *sli4) 3742 { 3743 if (sli4->sgl_page_sizes != 1) { 3744 efc_log_err(sli4, "unsupported SGL page sizes %#x\n", 3745 sli4->sgl_page_sizes); 3746 return 0; 3747 } 3748 3749 return (sli4->max_sgl_pages * SLI_PAGE_SIZE) / sizeof(struct sli4_sge); 3750 } 3751 3752 static inline enum sli4_link_medium sli_get_medium(struct sli4 * sli4)3753 sli_get_medium(struct sli4 *sli4) 3754 { 3755 switch (sli4->topology) { 3756 case SLI4_READ_CFG_TOPO_FC: 3757 case SLI4_READ_CFG_TOPO_FC_AL: 3758 case SLI4_READ_CFG_TOPO_NON_FC_AL: 3759 return SLI4_LINK_MEDIUM_FC; 3760 default: 3761 return SLI4_LINK_MEDIUM_MAX; 3762 } 3763 } 3764 3765 static inline u32 sli_get_lmt(struct sli4 * sli4)3766 sli_get_lmt(struct sli4 *sli4) 3767 { 3768 return sli4->link_module_type; 3769 } 3770 3771 static inline int sli_set_topology(struct sli4 * sli4,u32 value)3772 sli_set_topology(struct sli4 *sli4, u32 value) 3773 { 3774 int rc = 0; 3775 3776 switch (value) { 3777 case SLI4_READ_CFG_TOPO_FC: 3778 case SLI4_READ_CFG_TOPO_FC_AL: 3779 case SLI4_READ_CFG_TOPO_NON_FC_AL: 3780 sli4->topology = value; 3781 break; 3782 default: 3783 efc_log_err(sli4, "unsupported topology %#x\n", value); 3784 rc = -1; 3785 } 3786 3787 return rc; 3788 } 3789 3790 static inline u32 sli_convert_mask_to_count(u32 method,u32 mask)3791 sli_convert_mask_to_count(u32 method, u32 mask) 3792 { 3793 u32 count = 0; 3794 3795 if (method) { 3796 count = 1 << (31 - __builtin_clz(mask)); 3797 count *= 16; 3798 } else { 3799 count = mask; 3800 } 3801 3802 return count; 3803 } 3804 3805 static inline u32 sli_reg_read_status(struct sli4 * sli)3806 sli_reg_read_status(struct sli4 *sli) 3807 { 3808 return readl(sli->reg[0] + SLI4_PORT_STATUS_REGOFF); 3809 } 3810 3811 static inline int sli_fw_error_status(struct sli4 * sli4)3812 sli_fw_error_status(struct sli4 *sli4) 3813 { 3814 return (sli_reg_read_status(sli4) & SLI4_PORT_STATUS_ERR) ? 1 : 0; 3815 } 3816 3817 static inline u32 sli_reg_read_err1(struct sli4 * sli)3818 sli_reg_read_err1(struct sli4 *sli) 3819 { 3820 return readl(sli->reg[0] + SLI4_PORT_ERROR1); 3821 } 3822 3823 static inline u32 sli_reg_read_err2(struct sli4 * sli)3824 sli_reg_read_err2(struct sli4 *sli) 3825 { 3826 return readl(sli->reg[0] + SLI4_PORT_ERROR2); 3827 } 3828 3829 static inline int sli_fc_rqe_length(struct sli4 * sli4,void * cqe,u32 * len_hdr,u32 * len_data)3830 sli_fc_rqe_length(struct sli4 *sli4, void *cqe, u32 *len_hdr, 3831 u32 *len_data) 3832 { 3833 struct sli4_fc_async_rcqe *rcqe = cqe; 3834 3835 *len_hdr = *len_data = 0; 3836 3837 if (rcqe->status == SLI4_FC_ASYNC_RQ_SUCCESS) { 3838 *len_hdr = rcqe->hdpl_byte & SLI4_RACQE_HDPL; 3839 *len_data = le16_to_cpu(rcqe->data_placement_length); 3840 return 0; 3841 } else { 3842 return -1; 3843 } 3844 } 3845 3846 static inline u8 sli_fc_rqe_fcfi(struct sli4 * sli4,void * cqe)3847 sli_fc_rqe_fcfi(struct sli4 *sli4, void *cqe) 3848 { 3849 u8 code = ((u8 *)cqe)[SLI4_CQE_CODE_OFFSET]; 3850 u8 fcfi = U8_MAX; 3851 3852 switch (code) { 3853 case SLI4_CQE_CODE_RQ_ASYNC: { 3854 struct sli4_fc_async_rcqe *rcqe = cqe; 3855 3856 fcfi = le16_to_cpu(rcqe->fcfi_rq_id_word) & SLI4_RACQE_FCFI; 3857 break; 3858 } 3859 case SLI4_CQE_CODE_RQ_ASYNC_V1: { 3860 struct sli4_fc_async_rcqe_v1 *rcqev1 = cqe; 3861 3862 fcfi = rcqev1->fcfi_byte & SLI4_RACQE_FCFI; 3863 break; 3864 } 3865 case SLI4_CQE_CODE_OPTIMIZED_WRITE_CMD: { 3866 struct sli4_fc_optimized_write_cmd_cqe *opt_wr = cqe; 3867 3868 fcfi = opt_wr->flags0 & SLI4_OCQE_FCFI; 3869 break; 3870 } 3871 } 3872 3873 return fcfi; 3874 } 3875 3876 /**************************************************************************** 3877 * Function prototypes 3878 */ 3879 int 3880 sli_cmd_config_link(struct sli4 *sli4, void *buf); 3881 int 3882 sli_cmd_down_link(struct sli4 *sli4, void *buf); 3883 int 3884 sli_cmd_dump_type4(struct sli4 *sli4, void *buf, u16 wki); 3885 int 3886 sli_cmd_common_read_transceiver_data(struct sli4 *sli4, void *buf, 3887 u32 page_num, struct efc_dma *dma); 3888 int 3889 sli_cmd_read_link_stats(struct sli4 *sli4, void *buf, u8 req_stats, 3890 u8 clear_overflow_flags, u8 clear_all_counters); 3891 int 3892 sli_cmd_read_status(struct sli4 *sli4, void *buf, u8 clear); 3893 int 3894 sli_cmd_init_link(struct sli4 *sli4, void *buf, u32 speed, 3895 u8 reset_alpa); 3896 int 3897 sli_cmd_init_vfi(struct sli4 *sli4, void *buf, u16 vfi, u16 fcfi, 3898 u16 vpi); 3899 int 3900 sli_cmd_init_vpi(struct sli4 *sli4, void *buf, u16 vpi, u16 vfi); 3901 int 3902 sli_cmd_post_xri(struct sli4 *sli4, void *buf, u16 base, u16 cnt); 3903 int 3904 sli_cmd_release_xri(struct sli4 *sli4, void *buf, u8 num_xri); 3905 int 3906 sli_cmd_read_sparm64(struct sli4 *sli4, void *buf, 3907 struct efc_dma *dma, u16 vpi); 3908 int 3909 sli_cmd_read_topology(struct sli4 *sli4, void *buf, struct efc_dma *dma); 3910 int 3911 sli_cmd_read_nvparms(struct sli4 *sli4, void *buf); 3912 int 3913 sli_cmd_write_nvparms(struct sli4 *sli4, void *buf, u8 *wwpn, 3914 u8 *wwnn, u8 hard_alpa, u32 preferred_d_id); 3915 int 3916 sli_cmd_reg_fcfi(struct sli4 *sli4, void *buf, u16 index, 3917 struct sli4_cmd_rq_cfg *rq_cfg); 3918 int 3919 sli_cmd_reg_fcfi_mrq(struct sli4 *sli4, void *buf, u8 mode, u16 index, 3920 u8 rq_selection_policy, u8 mrq_bit_mask, u16 num_mrqs, 3921 struct sli4_cmd_rq_cfg *rq_cfg); 3922 int 3923 sli_cmd_reg_rpi(struct sli4 *sli4, void *buf, u32 rpi, u32 vpi, u32 fc_id, 3924 struct efc_dma *dma, u8 update, u8 enable_t10_pi); 3925 int 3926 sli_cmd_unreg_fcfi(struct sli4 *sli4, void *buf, u16 indicator); 3927 int 3928 sli_cmd_unreg_rpi(struct sli4 *sli4, void *buf, u16 indicator, 3929 enum sli4_resource which, u32 fc_id); 3930 int 3931 sli_cmd_reg_vpi(struct sli4 *sli4, void *buf, u32 fc_id, 3932 __be64 sli_wwpn, u16 vpi, u16 vfi, bool update); 3933 int 3934 sli_cmd_reg_vfi(struct sli4 *sli4, void *buf, size_t size, 3935 u16 vfi, u16 fcfi, struct efc_dma dma, 3936 u16 vpi, __be64 sli_wwpn, u32 fc_id); 3937 int 3938 sli_cmd_unreg_vpi(struct sli4 *sli4, void *buf, u16 id, u32 type); 3939 int 3940 sli_cmd_unreg_vfi(struct sli4 *sli4, void *buf, u16 idx, u32 type); 3941 int 3942 sli_cmd_common_nop(struct sli4 *sli4, void *buf, uint64_t context); 3943 int 3944 sli_cmd_common_get_resource_extent_info(struct sli4 *sli4, void *buf, 3945 u16 rtype); 3946 int 3947 sli_cmd_common_get_sli4_parameters(struct sli4 *sli4, void *buf); 3948 int 3949 sli_cmd_common_write_object(struct sli4 *sli4, void *buf, u16 noc, 3950 u16 eof, u32 len, u32 offset, char *name, struct efc_dma *dma); 3951 int 3952 sli_cmd_common_delete_object(struct sli4 *sli4, void *buf, char *object_name); 3953 int 3954 sli_cmd_common_read_object(struct sli4 *sli4, void *buf, 3955 u32 length, u32 offset, char *name, struct efc_dma *dma); 3956 int 3957 sli_cmd_dmtf_exec_clp_cmd(struct sli4 *sli4, void *buf, 3958 struct efc_dma *cmd, struct efc_dma *resp); 3959 int 3960 sli_cmd_common_set_dump_location(struct sli4 *sli4, void *buf, 3961 bool query, bool is_buffer_list, struct efc_dma *dma, u8 fdb); 3962 int 3963 sli_cmd_common_set_features(struct sli4 *sli4, void *buf, 3964 u32 feature, u32 param_len, void *parameter); 3965 3966 int sli_cqe_mq(struct sli4 *sli4, void *buf); 3967 int sli_cqe_async(struct sli4 *sli4, void *buf); 3968 3969 int 3970 sli_setup(struct sli4 *sli4, void *os, struct pci_dev *pdev, void __iomem *r[]); 3971 void sli_calc_max_qentries(struct sli4 *sli4); 3972 int sli_init(struct sli4 *sli4); 3973 int sli_reset(struct sli4 *sli4); 3974 int sli_fw_reset(struct sli4 *sli4); 3975 void sli_teardown(struct sli4 *sli4); 3976 int 3977 sli_callback(struct sli4 *sli4, enum sli4_callback cb, void *func, void *arg); 3978 int 3979 sli_bmbx_command(struct sli4 *sli4); 3980 int 3981 __sli_queue_init(struct sli4 *sli4, struct sli4_queue *q, u32 qtype, 3982 size_t size, u32 n_entries, u32 align); 3983 int 3984 __sli_create_queue(struct sli4 *sli4, struct sli4_queue *q); 3985 int 3986 sli_eq_modify_delay(struct sli4 *sli4, struct sli4_queue *eq, u32 num_eq, 3987 u32 shift, u32 delay_mult); 3988 int 3989 sli_queue_alloc(struct sli4 *sli4, u32 qtype, struct sli4_queue *q, 3990 u32 n_entries, struct sli4_queue *assoc); 3991 int 3992 sli_cq_alloc_set(struct sli4 *sli4, struct sli4_queue *qs[], u32 num_cqs, 3993 u32 n_entries, struct sli4_queue *eqs[]); 3994 int 3995 sli_get_queue_entry_size(struct sli4 *sli4, u32 qtype); 3996 int 3997 sli_queue_free(struct sli4 *sli4, struct sli4_queue *q, u32 destroy_queues, 3998 u32 free_memory); 3999 int 4000 sli_queue_eq_arm(struct sli4 *sli4, struct sli4_queue *q, bool arm); 4001 int 4002 sli_queue_arm(struct sli4 *sli4, struct sli4_queue *q, bool arm); 4003 4004 int 4005 sli_wq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4006 int 4007 sli_mq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4008 int 4009 sli_rq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4010 int 4011 sli_eq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4012 int 4013 sli_cq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4014 int 4015 sli_mq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); 4016 int 4017 sli_resource_alloc(struct sli4 *sli4, enum sli4_resource rtype, u32 *rid, 4018 u32 *index); 4019 int 4020 sli_resource_free(struct sli4 *sli4, enum sli4_resource rtype, u32 rid); 4021 int 4022 sli_resource_reset(struct sli4 *sli4, enum sli4_resource rtype); 4023 int 4024 sli_eq_parse(struct sli4 *sli4, u8 *buf, u16 *cq_id); 4025 int 4026 sli_cq_parse(struct sli4 *sli4, struct sli4_queue *cq, u8 *cqe, 4027 enum sli4_qentry *etype, u16 *q_id); 4028 4029 int sli_raise_ue(struct sli4 *sli4, u8 dump); 4030 int sli_dump_is_ready(struct sli4 *sli4); 4031 bool sli_reset_required(struct sli4 *sli4); 4032 bool sli_fw_ready(struct sli4 *sli4); 4033 4034 int 4035 sli_fc_process_link_attention(struct sli4 *sli4, void *acqe); 4036 int 4037 sli_fc_cqe_parse(struct sli4 *sli4, struct sli4_queue *cq, 4038 u8 *cqe, enum sli4_qentry *etype, 4039 u16 *rid); 4040 u32 sli_fc_response_length(struct sli4 *sli4, u8 *cqe); 4041 u32 sli_fc_io_length(struct sli4 *sli4, u8 *cqe); 4042 int sli_fc_els_did(struct sli4 *sli4, u8 *cqe, u32 *d_id); 4043 u32 sli_fc_ext_status(struct sli4 *sli4, u8 *cqe); 4044 int 4045 sli_fc_rqe_rqid_and_index(struct sli4 *sli4, u8 *cqe, u16 *rq_id, u32 *index); 4046 int 4047 sli_cmd_wq_create(struct sli4 *sli4, void *buf, 4048 struct efc_dma *qmem, u16 cq_id); 4049 int sli_cmd_post_sgl_pages(struct sli4 *sli4, void *buf, u16 xri, 4050 u32 xri_count, struct efc_dma *page0[], struct efc_dma *page1[], 4051 struct efc_dma *dma); 4052 int 4053 sli_cmd_post_hdr_templates(struct sli4 *sli4, void *buf, 4054 struct efc_dma *dma, u16 rpi, struct efc_dma *payload_dma); 4055 int 4056 sli_fc_rq_alloc(struct sli4 *sli4, struct sli4_queue *q, u32 n_entries, 4057 u32 buffer_size, struct sli4_queue *cq, bool is_hdr); 4058 int 4059 sli_fc_rq_set_alloc(struct sli4 *sli4, u32 num_rq_pairs, struct sli4_queue *q[], 4060 u32 base_cq_id, u32 num, u32 hdr_buf_size, u32 data_buf_size); 4061 u32 sli_fc_get_rpi_requirements(struct sli4 *sli4, u32 n_rpi); 4062 int 4063 sli_abort_wqe(struct sli4 *sli4, void *buf, enum sli4_abort_type type, 4064 bool send_abts, u32 ids, u32 mask, u16 tag, u16 cq_id); 4065 4066 int 4067 sli_send_frame_wqe(struct sli4 *sli4, void *buf, u8 sof, u8 eof, 4068 u32 *hdr, struct efc_dma *payload, u32 req_len, u8 timeout, 4069 u16 xri, u16 req_tag); 4070 4071 int 4072 sli_xmit_els_rsp64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *rsp, 4073 struct sli_els_params *params); 4074 4075 int 4076 sli_els_request64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4077 struct sli_els_params *params); 4078 4079 int 4080 sli_fcp_icmnd64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u16 xri, 4081 u16 tag, u16 cq_id, u32 rpi, u32 rnode_fcid, u8 timeout); 4082 4083 int 4084 sli_fcp_iread64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4085 u32 first_data_sge, u32 xfer_len, u16 xri, 4086 u16 tag, u16 cq_id, u32 rpi, u32 rnode_fcid, u8 dif, u8 bs, 4087 u8 timeout); 4088 4089 int 4090 sli_fcp_iwrite64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4091 u32 first_data_sge, u32 xfer_len, 4092 u32 first_burst, u16 xri, u16 tag, u16 cq_id, u32 rpi, 4093 u32 rnode_fcid, u8 dif, u8 bs, u8 timeout); 4094 4095 int 4096 sli_fcp_treceive64_wqe(struct sli4 *sli, void *buf, struct efc_dma *sgl, 4097 u32 first_data_sge, u16 cq_id, u8 dif, u8 bs, 4098 struct sli_fcp_tgt_params *params); 4099 int 4100 sli_fcp_cont_treceive64_wqe(struct sli4 *sli, void *buf, struct efc_dma *sgl, 4101 u32 first_data_sge, u16 sec_xri, u16 cq_id, u8 dif, 4102 u8 bs, struct sli_fcp_tgt_params *params); 4103 4104 int 4105 sli_fcp_trsp64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4106 u16 cq_id, u8 port_owned, struct sli_fcp_tgt_params *params); 4107 4108 int 4109 sli_fcp_tsend64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4110 u32 first_data_sge, u16 cq_id, u8 dif, u8 bs, 4111 struct sli_fcp_tgt_params *params); 4112 int 4113 sli_gen_request64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, 4114 struct sli_ct_params *params); 4115 4116 int 4117 sli_xmit_bls_rsp64_wqe(struct sli4 *sli4, void *buf, 4118 struct sli_bls_payload *payload, struct sli_bls_params *params); 4119 4120 int 4121 sli_xmit_sequence64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *payload, 4122 struct sli_ct_params *params); 4123 4124 int 4125 sli_requeue_xri_wqe(struct sli4 *sli4, void *buf, u16 xri, u16 tag, u16 cq_id); 4126 void 4127 sli4_cmd_lowlevel_set_watchdog(struct sli4 *sli4, void *buf, size_t size, 4128 u16 timeout); 4129 4130 const char *sli_fc_get_status_string(u32 status); 4131 4132 #endif /* !_SLI4_H */ 4133
