1 /* SPDX-License-Identifier: BSD-3-Clause 2 * 3 * Copyright(c) 2019-2021 Xilinx, Inc. 4 * Copyright(c) 2009-2019 Solarflare Communications Inc. 5 */ 6 7 #ifndef _SYS_EFX_MCDI_H 8 #define _SYS_EFX_MCDI_H 9 10 #include "efx.h" 11 #include "efx_regs_mcdi.h" 12 13 #if EFSYS_OPT_NAMES 14 #include "efx_regs_mcdi_strs.h" 15 #endif /* EFSYS_OPT_NAMES */ 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 /* 22 * A reboot/assertion causes the MCDI status word to be set after the 23 * command word is set or a REBOOT event is sent. If we notice a reboot 24 * via these mechanisms then wait 10ms for the status word to be set. 25 */ 26 #define EFX_MCDI_STATUS_SLEEP_US 10000 27 28 struct efx_mcdi_req_s { 29 boolean_t emr_quiet; 30 /* Inputs: Command #, input buffer and length */ 31 unsigned int emr_cmd; 32 uint8_t *emr_in_buf; 33 size_t emr_in_length; 34 /* Outputs: retcode, buffer, length and length used */ 35 efx_rc_t emr_rc; 36 uint8_t *emr_out_buf; 37 size_t emr_out_length; 38 size_t emr_out_length_used; 39 /* Internals: low level transport details */ 40 unsigned int emr_err_code; 41 unsigned int emr_err_arg; 42 #if EFSYS_OPT_MCDI_PROXY_AUTH 43 uint32_t emr_proxy_handle; 44 #endif 45 }; 46 47 typedef struct efx_mcdi_iface_s { 48 unsigned int emi_port; 49 unsigned int emi_max_version; 50 unsigned int emi_seq; 51 efx_mcdi_req_t *emi_pending_req; 52 boolean_t emi_ev_cpl; 53 boolean_t emi_new_epoch; 54 int emi_aborted; 55 uint32_t emi_poll_cnt; 56 uint32_t emi_mc_reboot_status; 57 } efx_mcdi_iface_t; 58 59 LIBEFX_INTERNAL 60 extern void 61 efx_mcdi_execute( 62 __in efx_nic_t *enp, 63 __inout efx_mcdi_req_t *emrp); 64 65 LIBEFX_INTERNAL 66 extern void 67 efx_mcdi_execute_quiet( 68 __in efx_nic_t *enp, 69 __inout efx_mcdi_req_t *emrp); 70 71 LIBEFX_INTERNAL 72 extern void 73 efx_mcdi_ev_cpl( 74 __in efx_nic_t *enp, 75 __in unsigned int seq, 76 __in unsigned int outlen, 77 __in int errcode); 78 79 #if EFSYS_OPT_MCDI_PROXY_AUTH 80 LIBEFX_API 81 extern __checkReturn efx_rc_t 82 efx_mcdi_get_proxy_handle( 83 __in efx_nic_t *enp, 84 __in efx_mcdi_req_t *emrp, 85 __out uint32_t *handlep); 86 87 LIBEFX_INTERNAL 88 extern void 89 efx_mcdi_ev_proxy_response( 90 __in efx_nic_t *enp, 91 __in unsigned int handle, 92 __in unsigned int status); 93 #endif 94 95 #if EFSYS_OPT_MCDI_PROXY_AUTH_SERVER 96 LIBEFX_INTERNAL 97 extern void 98 efx_mcdi_ev_proxy_request( 99 __in efx_nic_t *enp, 100 __in unsigned int index); 101 #endif /* EFSYS_OPT_MCDI_PROXY_AUTH_SERVER */ 102 103 LIBEFX_INTERNAL 104 extern void 105 efx_mcdi_ev_death( 106 __in efx_nic_t *enp, 107 __in int rc); 108 109 LIBEFX_INTERNAL 110 extern __checkReturn efx_rc_t 111 efx_mcdi_request_errcode( 112 __in unsigned int err); 113 114 LIBEFX_INTERNAL 115 extern void 116 efx_mcdi_raise_exception( 117 __in efx_nic_t *enp, 118 __in_opt efx_mcdi_req_t *emrp, 119 __in int rc); 120 121 /* 122 * Flags that name portions of extended version information 123 * 124 * The values match their MCDI counterparts. 125 */ 126 #define EFX_MCDI_VERSION_BOARD_INFO (1U << 4) 127 128 typedef struct efx_mcdi_version_s { 129 /* Basic version information */ 130 uint16_t emv_version[4]; 131 uint32_t emv_firmware; 132 133 /* 134 * Extended version information 135 * 136 * Valid portions of obtained information are indicated by flags. 137 */ 138 uint32_t emv_flags; 139 140 /* Information valid if emv_flags has EFX_MCDI_VERSION_BOARD_INFO set */ 141 efx_nic_board_info_t emv_board_info; 142 } efx_mcdi_version_t; 143 144 LIBEFX_INTERNAL 145 extern __checkReturn efx_rc_t 146 efx_mcdi_get_version( 147 __in efx_nic_t *enp, 148 __in uint32_t flags_req, 149 __out efx_mcdi_version_t *verp); 150 151 typedef enum efx_mcdi_boot_e { 152 EFX_MCDI_BOOT_PRIMARY, 153 EFX_MCDI_BOOT_SECONDARY, 154 EFX_MCDI_BOOT_ROM, 155 } efx_mcdi_boot_t; 156 157 LIBEFX_INTERNAL 158 extern __checkReturn efx_rc_t 159 efx_mcdi_version( 160 __in efx_nic_t *enp, 161 __out_ecount_opt(4) uint16_t versionp[4], 162 __out_opt uint32_t *buildp, 163 __out_opt efx_mcdi_boot_t *statusp); 164 165 LIBEFX_INTERNAL 166 extern __checkReturn efx_rc_t 167 efx_mcdi_get_capabilities( 168 __in efx_nic_t *enp, 169 __out_opt uint32_t *flagsp, 170 __out_opt uint16_t *rx_dpcpu_fw_idp, 171 __out_opt uint16_t *tx_dpcpu_fw_idp, 172 __out_opt uint32_t *flags2p, 173 __out_opt uint32_t *tso2ncp); 174 175 LIBEFX_INTERNAL 176 extern __checkReturn efx_rc_t 177 efx_mcdi_read_assertion( 178 __in efx_nic_t *enp); 179 180 LIBEFX_INTERNAL 181 extern __checkReturn efx_rc_t 182 efx_mcdi_exit_assertion_handler( 183 __in efx_nic_t *enp); 184 185 LIBEFX_INTERNAL 186 extern __checkReturn efx_rc_t 187 efx_mcdi_drv_attach( 188 __in efx_nic_t *enp, 189 __in boolean_t attach); 190 191 LIBEFX_INTERNAL 192 extern __checkReturn efx_rc_t 193 efx_mcdi_get_board_cfg( 194 __in efx_nic_t *enp, 195 __out_opt uint32_t *board_typep, 196 __out_opt efx_dword_t *capabilitiesp, 197 __out_ecount_opt(6) uint8_t mac_addrp[6]); 198 199 LIBEFX_INTERNAL 200 extern __checkReturn efx_rc_t 201 efx_mcdi_get_phy_cfg( 202 __in efx_nic_t *enp); 203 204 LIBEFX_INTERNAL 205 extern __checkReturn efx_rc_t 206 efx_mcdi_firmware_update_supported( 207 __in efx_nic_t *enp, 208 __out boolean_t *supportedp); 209 210 LIBEFX_INTERNAL 211 extern __checkReturn efx_rc_t 212 efx_mcdi_macaddr_change_supported( 213 __in efx_nic_t *enp, 214 __out boolean_t *supportedp); 215 216 LIBEFX_INTERNAL 217 extern __checkReturn efx_rc_t 218 efx_mcdi_link_control_supported( 219 __in efx_nic_t *enp, 220 __out boolean_t *supportedp); 221 222 LIBEFX_INTERNAL 223 extern __checkReturn efx_rc_t 224 efx_mcdi_mac_spoofing_supported( 225 __in efx_nic_t *enp, 226 __out boolean_t *supportedp); 227 228 229 #if EFSYS_OPT_BIST 230 #if EFX_OPTS_EF10() 231 LIBEFX_INTERNAL 232 extern __checkReturn efx_rc_t 233 efx_mcdi_bist_enable_offline( 234 __in efx_nic_t *enp); 235 #endif /* EFX_OPTS_EF10() */ 236 LIBEFX_INTERNAL 237 extern __checkReturn efx_rc_t 238 efx_mcdi_bist_start( 239 __in efx_nic_t *enp, 240 __in efx_bist_type_t type); 241 #endif /* EFSYS_OPT_BIST */ 242 243 LIBEFX_INTERNAL 244 extern __checkReturn efx_rc_t 245 efx_mcdi_get_resource_limits( 246 __in efx_nic_t *enp, 247 __out_opt uint32_t *nevqp, 248 __out_opt uint32_t *nrxqp, 249 __out_opt uint32_t *ntxqp); 250 251 LIBEFX_INTERNAL 252 extern __checkReturn efx_rc_t 253 efx_mcdi_log_ctrl( 254 __in efx_nic_t *enp); 255 256 LIBEFX_INTERNAL 257 extern __checkReturn efx_rc_t 258 efx_mcdi_mac_stats_clear( 259 __in efx_nic_t *enp); 260 261 LIBEFX_INTERNAL 262 extern __checkReturn efx_rc_t 263 efx_mcdi_mac_stats_upload( 264 __in efx_nic_t *enp, 265 __in efsys_mem_t *esmp); 266 267 LIBEFX_INTERNAL 268 extern __checkReturn efx_rc_t 269 efx_mcdi_mac_stats_periodic( 270 __in efx_nic_t *enp, 271 __in efsys_mem_t *esmp, 272 __in uint16_t period_ms, 273 __in boolean_t events); 274 275 276 #if EFSYS_OPT_LOOPBACK 277 LIBEFX_INTERNAL 278 extern __checkReturn efx_rc_t 279 efx_mcdi_get_loopback_modes( 280 __in efx_nic_t *enp); 281 #endif /* EFSYS_OPT_LOOPBACK */ 282 283 LIBEFX_INTERNAL 284 extern __checkReturn efx_rc_t 285 efx_mcdi_phy_module_get_info( 286 __in efx_nic_t *enp, 287 __in uint8_t dev_addr, 288 __in size_t offset, 289 __in size_t len, 290 __out_bcount(len) uint8_t *data); 291 292 LIBEFX_INTERNAL 293 extern __checkReturn efx_rc_t 294 efx_mcdi_get_nic_addr_info( 295 __in efx_nic_t *enp, 296 __out uint32_t *mapping_typep); 297 298 struct efx_nic_dma_region_info_s; 299 300 LIBEFX_INTERNAL 301 extern __checkReturn efx_rc_t 302 efx_mcdi_get_nic_addr_regions( 303 __in efx_nic_t *enp, 304 __out struct efx_nic_dma_region_info_s *endrip); 305 306 LIBEFX_INTERNAL 307 extern __checkReturn efx_rc_t 308 efx_mcdi_set_nic_addr_regions( 309 __in efx_nic_t *enp, 310 __in const struct efx_nic_dma_region_info_s *endrip); 311 312 #define MCDI_IN(_emr, _type, _ofst) \ 313 ((_type *)((_emr).emr_in_buf + (_ofst))) 314 315 #define MCDI_IN2(_emr, _type, _ofst) \ 316 MCDI_IN(_emr, _type, MC_CMD_ ## _ofst ## _OFST) 317 318 #define MCDI_IN_SET_BYTE(_emr, _ofst, _value) \ 319 EFX_POPULATE_BYTE_1(*MCDI_IN2(_emr, efx_byte_t, _ofst), \ 320 EFX_BYTE_0, _value) 321 322 #define MCDI_IN_SET_WORD(_emr, _ofst, _value) \ 323 EFX_POPULATE_WORD_1(*MCDI_IN2(_emr, efx_word_t, _ofst), \ 324 EFX_WORD_0, _value) 325 326 #define MCDI_IN_SET_DWORD(_emr, _ofst, _value) \ 327 EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 328 EFX_DWORD_0, _value) 329 330 #define MCDI_IN_SET_DWORD_FIELD(_emr, _ofst, _field, _value) \ 331 EFX_SET_DWORD_FIELD(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 332 MC_CMD_ ## _field, _value) 333 334 #define MCDI_IN_SET_INDEXED_DWORD(_emr, _ofst, _idx, _value) \ 335 EFX_POPULATE_DWORD_1(*(MCDI_IN2(_emr, efx_dword_t, _ofst) + \ 336 (_idx)), EFX_DWORD_0, _value) \ 337 338 #define MCDI_IN_SET_QWORD(_emr, _ofst, _value) \ 339 EFX_POPULATE_QWORD_2(*MCDI_IN2(_emr, efx_qword_t, _ofst), \ 340 EFX_DWORD_0, ((_value) & 0xffffffff), \ 341 EFX_DWORD_1, ((_value) >> 32)) 342 343 #define MCDI_IN_SET_INDEXED_QWORD(_emr, _ofst, _idx, _value) \ 344 EFX_POPULATE_QWORD_2(*(MCDI_IN2(_emr, efx_qword_t, _ofst) + \ 345 (_idx)), \ 346 EFX_DWORD_0, ((_value) & 0xffffffff), \ 347 EFX_DWORD_1, ((_value) >> 32)) 348 349 #define MCDI_IN_POPULATE_DWORD_1(_emr, _ofst, _field1, _value1) \ 350 EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 351 MC_CMD_ ## _field1, _value1) 352 353 #define MCDI_IN_POPULATE_DWORD_2(_emr, _ofst, _field1, _value1, \ 354 _field2, _value2) \ 355 EFX_POPULATE_DWORD_2(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 356 MC_CMD_ ## _field1, _value1, \ 357 MC_CMD_ ## _field2, _value2) 358 359 #define MCDI_IN_POPULATE_DWORD_3(_emr, _ofst, _field1, _value1, \ 360 _field2, _value2, _field3, _value3) \ 361 EFX_POPULATE_DWORD_3(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 362 MC_CMD_ ## _field1, _value1, \ 363 MC_CMD_ ## _field2, _value2, \ 364 MC_CMD_ ## _field3, _value3) 365 366 #define MCDI_IN_POPULATE_DWORD_4(_emr, _ofst, _field1, _value1, \ 367 _field2, _value2, _field3, _value3, _field4, _value4) \ 368 EFX_POPULATE_DWORD_4(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 369 MC_CMD_ ## _field1, _value1, \ 370 MC_CMD_ ## _field2, _value2, \ 371 MC_CMD_ ## _field3, _value3, \ 372 MC_CMD_ ## _field4, _value4) 373 374 #define MCDI_IN_POPULATE_DWORD_5(_emr, _ofst, _field1, _value1, \ 375 _field2, _value2, _field3, _value3, _field4, _value4, \ 376 _field5, _value5) \ 377 EFX_POPULATE_DWORD_5(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 378 MC_CMD_ ## _field1, _value1, \ 379 MC_CMD_ ## _field2, _value2, \ 380 MC_CMD_ ## _field3, _value3, \ 381 MC_CMD_ ## _field4, _value4, \ 382 MC_CMD_ ## _field5, _value5) 383 384 #define MCDI_IN_POPULATE_DWORD_6(_emr, _ofst, _field1, _value1, \ 385 _field2, _value2, _field3, _value3, _field4, _value4, \ 386 _field5, _value5, _field6, _value6) \ 387 EFX_POPULATE_DWORD_6(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 388 MC_CMD_ ## _field1, _value1, \ 389 MC_CMD_ ## _field2, _value2, \ 390 MC_CMD_ ## _field3, _value3, \ 391 MC_CMD_ ## _field4, _value4, \ 392 MC_CMD_ ## _field5, _value5, \ 393 MC_CMD_ ## _field6, _value6) 394 395 #define MCDI_IN_POPULATE_DWORD_7(_emr, _ofst, _field1, _value1, \ 396 _field2, _value2, _field3, _value3, _field4, _value4, \ 397 _field5, _value5, _field6, _value6, _field7, _value7) \ 398 EFX_POPULATE_DWORD_7(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 399 MC_CMD_ ## _field1, _value1, \ 400 MC_CMD_ ## _field2, _value2, \ 401 MC_CMD_ ## _field3, _value3, \ 402 MC_CMD_ ## _field4, _value4, \ 403 MC_CMD_ ## _field5, _value5, \ 404 MC_CMD_ ## _field6, _value6, \ 405 MC_CMD_ ## _field7, _value7) 406 407 #define MCDI_IN_POPULATE_DWORD_8(_emr, _ofst, _field1, _value1, \ 408 _field2, _value2, _field3, _value3, _field4, _value4, \ 409 _field5, _value5, _field6, _value6, _field7, _value7, \ 410 _field8, _value8) \ 411 EFX_POPULATE_DWORD_8(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 412 MC_CMD_ ## _field1, _value1, \ 413 MC_CMD_ ## _field2, _value2, \ 414 MC_CMD_ ## _field3, _value3, \ 415 MC_CMD_ ## _field4, _value4, \ 416 MC_CMD_ ## _field5, _value5, \ 417 MC_CMD_ ## _field6, _value6, \ 418 MC_CMD_ ## _field7, _value7, \ 419 MC_CMD_ ## _field8, _value8) 420 421 #define MCDI_IN_POPULATE_DWORD_9(_emr, _ofst, _field1, _value1, \ 422 _field2, _value2, _field3, _value3, _field4, _value4, \ 423 _field5, _value5, _field6, _value6, _field7, _value7, \ 424 _field8, _value8, _field9, _value9) \ 425 EFX_POPULATE_DWORD_9(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 426 MC_CMD_ ## _field1, _value1, \ 427 MC_CMD_ ## _field2, _value2, \ 428 MC_CMD_ ## _field3, _value3, \ 429 MC_CMD_ ## _field4, _value4, \ 430 MC_CMD_ ## _field5, _value5, \ 431 MC_CMD_ ## _field6, _value6, \ 432 MC_CMD_ ## _field7, _value7, \ 433 MC_CMD_ ## _field8, _value8, \ 434 MC_CMD_ ## _field9, _value9) 435 436 #define MCDI_IN_POPULATE_DWORD_10(_emr, _ofst, _field1, _value1, \ 437 _field2, _value2, _field3, _value3, _field4, _value4, \ 438 _field5, _value5, _field6, _value6, _field7, _value7, \ 439 _field8, _value8, _field9, _value9, _field10, _value10) \ 440 EFX_POPULATE_DWORD_10(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 441 MC_CMD_ ## _field1, _value1, \ 442 MC_CMD_ ## _field2, _value2, \ 443 MC_CMD_ ## _field3, _value3, \ 444 MC_CMD_ ## _field4, _value4, \ 445 MC_CMD_ ## _field5, _value5, \ 446 MC_CMD_ ## _field6, _value6, \ 447 MC_CMD_ ## _field7, _value7, \ 448 MC_CMD_ ## _field8, _value8, \ 449 MC_CMD_ ## _field9, _value9, \ 450 MC_CMD_ ## _field10, _value10) 451 452 /* 453 * Native setters (MCDI_IN_SET_*_NATIVE) are used when MCDI field is in 454 * network order to avoid conversion to little-endian that is done in 455 * other setters. 456 */ 457 #define MCDI_IN_SET_WORD_NATIVE(_emr, _ofst, _value) \ 458 MCDI_IN2((_emr), efx_word_t, _ofst)->ew_u16[0] = (_value) 459 460 #define MCDI_IN_SET_DWORD_NATIVE(_emr, _ofst, _value) \ 461 MCDI_IN2((_emr), efx_dword_t, _ofst)->ed_u32[0] = (_value) 462 463 #define MCDI_OUT(_emr, _type, _ofst) \ 464 ((_type *)((_emr).emr_out_buf + (_ofst))) 465 466 #define MCDI_OUT2(_emr, _type, _ofst) \ 467 MCDI_OUT(_emr, _type, MC_CMD_ ## _ofst ## _OFST) 468 469 #define MCDI_OUT_BYTE(_emr, _ofst) \ 470 EFX_BYTE_FIELD(*MCDI_OUT2(_emr, efx_byte_t, _ofst), \ 471 EFX_BYTE_0) 472 473 #define MCDI_OUT_WORD(_emr, _ofst) \ 474 EFX_WORD_FIELD(*MCDI_OUT2(_emr, efx_word_t, _ofst), \ 475 EFX_WORD_0) 476 477 #define MCDI_OUT_WORD_FIELD(_emr, _ofst, _field) \ 478 EFX_WORD_FIELD(*MCDI_OUT2(_emr, efx_word_t, _ofst), \ 479 MC_CMD_ ## _field) 480 481 #define MCDI_OUT_DWORD(_emr, _ofst) \ 482 EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst), \ 483 EFX_DWORD_0) 484 485 #define MCDI_OUT_DWORD_FIELD(_emr, _ofst, _field) \ 486 EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst), \ 487 MC_CMD_ ## _field) 488 489 #define MCDI_OUT_INDEXED_DWORD(_emr, _ofst, _idx) \ 490 MCDI_OUT_INDEXED_DWORD_FIELD(_emr, _ofst, _idx, EFX_DWORD_0) 491 492 #define MCDI_OUT_INDEXED_DWORD_FIELD(_emr, _ofst, _idx, _field) \ 493 EFX_DWORD_FIELD(*(MCDI_OUT2(_emr, efx_dword_t, _ofst) + \ 494 (_idx)), _field) 495 496 #define MCDI_OUT_INDEXED_STRUCT_MEMBER(_emr, _type, _arr_ofst, _idx, \ 497 _member_ofst) \ 498 ((_type *)(MCDI_OUT2(_emr, uint8_t, _arr_ofst) + \ 499 _idx * MC_CMD_ ## _arr_ofst ## _LEN + \ 500 _member_ofst ## _OFST)) 501 502 #define MCDI_OUT_INDEXED_MEMBER_DWORD(_emr, _arr_ofst, _idx, \ 503 _member_ofst) \ 504 EFX_DWORD_FIELD( \ 505 *(MCDI_OUT_INDEXED_STRUCT_MEMBER(_emr, efx_dword_t, \ 506 _arr_ofst, _idx, \ 507 _member_ofst)), \ 508 EFX_DWORD_0) 509 510 #define MCDI_OUT_INDEXED_MEMBER_QWORD(_emr, _arr_ofst, _idx, \ 511 _member_ofst) \ 512 ((uint64_t)EFX_QWORD_FIELD( \ 513 *(MCDI_OUT_INDEXED_STRUCT_MEMBER(_emr, efx_qword_t, \ 514 _arr_ofst, _idx, \ 515 _member_ofst)), \ 516 EFX_DWORD_0) | \ 517 (uint64_t)EFX_QWORD_FIELD( \ 518 *(MCDI_OUT_INDEXED_STRUCT_MEMBER(_emr, efx_qword_t, \ 519 _arr_ofst, _idx, \ 520 _member_ofst)), \ 521 EFX_DWORD_1) << 32) 522 523 #define MCDI_STRUCT_MEMBER(_buf, _type, _ofst) \ 524 ((_type *)((char *)_buf + _ofst ## _OFST)) \ 525 526 #define MCDI_STRUCT_BYTE(_buf, _ofst) \ 527 EFX_BYTE_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_byte_t, _ofst), \ 528 EFX_BYTE_0) 529 530 #define MCDI_STRUCT_BYTE_FIELD(_buf, _ofst, _field) \ 531 EFX_BYTE_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_byte_t, _ofst), \ 532 _field) 533 534 #define MCDI_STRUCT_WORD(_buf, _ofst) \ 535 EFX_WORD_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_word_t, _ofst), \ 536 EFX_WORD_0) 537 538 #define MCDI_STRUCT_WORD_FIELD(_buf, _ofst, _field) \ 539 EFX_WORD_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_word_t, _ofst), \ 540 _field) 541 542 #define MCDI_STRUCT_DWORD(_buf, _ofst) \ 543 EFX_DWORD_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_dword_t, _ofst), \ 544 EFX_DWORD_0) 545 546 #define MCDI_STRUCT_DWORD_FIELD(_buf, _ofst, _field) \ 547 EFX_DWORD_FIELD(*MCDI_STRUCT_MEMBER(_buf, efx_dword_t, _ofst), \ 548 _field) 549 550 #define MCDI_EV_FIELD(_eqp, _field) \ 551 EFX_QWORD_FIELD(*_eqp, MCDI_EVENT_ ## _field) 552 553 #define MCDI_CMD_DWORD_FIELD(_edp, _field) \ 554 EFX_DWORD_FIELD(*_edp, MC_CMD_ ## _field) 555 556 #define EFX_MCDI_HAVE_PRIVILEGE(mask, priv) \ 557 (((mask) & (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) == \ 558 (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) 559 560 #define EFX_MCDI_BUF_SIZE(_in_len, _out_len) \ 561 EFX_P2ROUNDUP(size_t, \ 562 MAX(MAX(_in_len, _out_len), (2 * sizeof (efx_dword_t))),\ 563 sizeof (efx_dword_t)) 564 565 /* 566 * The buffer size must be a multiple of dword to ensure that MCDI works 567 * properly with Siena based boards (which use on-chip buffer). Also, it 568 * should be at minimum the size of two dwords to allow space for extended 569 * error responses if the request/response buffer sizes are smaller. 570 */ 571 #define EFX_MCDI_DECLARE_BUF(_name, _in_len, _out_len) \ 572 uint8_t _name[EFX_MCDI_BUF_SIZE(_in_len, _out_len)] = {0} 573 574 typedef enum efx_mcdi_feature_id_e { 575 EFX_MCDI_FEATURE_FW_UPDATE = 0, 576 EFX_MCDI_FEATURE_LINK_CONTROL, 577 EFX_MCDI_FEATURE_MACADDR_CHANGE, 578 EFX_MCDI_FEATURE_MAC_SPOOFING, 579 EFX_MCDI_FEATURE_NIDS 580 } efx_mcdi_feature_id_t; 581 582 #ifdef __cplusplus 583 } 584 #endif 585 586 #endif /* _SYS_EFX_MCDI_H */ 587