1 /* 2 * Copyright 2012-15 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #include "dm_services.h" 27 28 #define _BIOS_PARSER_2_ 29 30 #include "ObjectID.h" 31 #include "atomfirmware.h" 32 #include "atomfirmwareid.h" 33 34 #include "dc_bios_types.h" 35 #include "include/grph_object_ctrl_defs.h" 36 #include "include/bios_parser_interface.h" 37 #include "include/i2caux_interface.h" 38 #include "include/logger_interface.h" 39 40 #include "command_table2.h" 41 42 #include "bios_parser_helper.h" 43 #include "command_table_helper2.h" 44 #include "bios_parser2.h" 45 #include "bios_parser_types_internal2.h" 46 #include "bios_parser_interface.h" 47 48 #define LAST_RECORD_TYPE 0xff 49 50 51 struct i2c_id_config_access { 52 uint8_t bfI2C_LineMux:4; 53 uint8_t bfHW_EngineID:3; 54 uint8_t bfHW_Capable:1; 55 uint8_t ucAccess; 56 }; 57 58 static enum object_type object_type_from_bios_object_id( 59 uint32_t bios_object_id); 60 61 static enum object_enum_id enum_id_from_bios_object_id(uint32_t bios_object_id); 62 63 static struct graphics_object_id object_id_from_bios_object_id( 64 uint32_t bios_object_id); 65 66 static uint32_t id_from_bios_object_id(enum object_type type, 67 uint32_t bios_object_id); 68 69 static uint32_t gpu_id_from_bios_object_id(uint32_t bios_object_id); 70 71 static enum encoder_id encoder_id_from_bios_object_id(uint32_t bios_object_id); 72 73 static enum connector_id connector_id_from_bios_object_id( 74 uint32_t bios_object_id); 75 76 static enum generic_id generic_id_from_bios_object_id(uint32_t bios_object_id); 77 78 static enum bp_result get_gpio_i2c_info(struct bios_parser *bp, 79 struct atom_i2c_record *record, 80 struct graphics_object_i2c_info *info); 81 82 static enum bp_result bios_parser_get_firmware_info( 83 struct dc_bios *dcb, 84 struct firmware_info *info); 85 86 static enum bp_result bios_parser_get_encoder_cap_info( 87 struct dc_bios *dcb, 88 struct graphics_object_id object_id, 89 struct bp_encoder_cap_info *info); 90 91 static enum bp_result get_firmware_info_v3_1( 92 struct bios_parser *bp, 93 struct firmware_info *info); 94 95 static struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp, 96 struct atom_display_object_path_v2 *object); 97 98 static struct atom_encoder_caps_record *get_encoder_cap_record( 99 struct bios_parser *bp, 100 struct atom_display_object_path_v2 *object); 101 102 #define BIOS_IMAGE_SIZE_OFFSET 2 103 #define BIOS_IMAGE_SIZE_UNIT 512 104 105 #define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table) 106 107 108 static void destruct(struct bios_parser *bp) 109 { 110 if (bp->base.bios_local_image) 111 dm_free(bp->base.bios_local_image); 112 113 if (bp->base.integrated_info) 114 dm_free(bp->base.integrated_info); 115 } 116 117 static void firmware_parser_destroy(struct dc_bios **dcb) 118 { 119 struct bios_parser *bp = BP_FROM_DCB(*dcb); 120 121 if (!bp) { 122 BREAK_TO_DEBUGGER(); 123 return; 124 } 125 126 destruct(bp); 127 128 dm_free(bp); 129 *dcb = NULL; 130 } 131 132 static void get_atom_data_table_revision( 133 struct atom_common_table_header *atom_data_tbl, 134 struct atom_data_revision *tbl_revision) 135 { 136 if (!tbl_revision) 137 return; 138 139 /* initialize the revision to 0 which is invalid revision */ 140 tbl_revision->major = 0; 141 tbl_revision->minor = 0; 142 143 if (!atom_data_tbl) 144 return; 145 146 tbl_revision->major = 147 (uint32_t) atom_data_tbl->format_revision & 0x3f; 148 tbl_revision->minor = 149 (uint32_t) atom_data_tbl->content_revision & 0x3f; 150 } 151 152 static struct graphics_object_id object_id_from_bios_object_id( 153 uint32_t bios_object_id) 154 { 155 enum object_type type; 156 enum object_enum_id enum_id; 157 struct graphics_object_id go_id = { 0 }; 158 159 type = object_type_from_bios_object_id(bios_object_id); 160 161 if (type == OBJECT_TYPE_UNKNOWN) 162 return go_id; 163 164 enum_id = enum_id_from_bios_object_id(bios_object_id); 165 166 if (enum_id == ENUM_ID_UNKNOWN) 167 return go_id; 168 169 go_id = dal_graphics_object_id_init( 170 id_from_bios_object_id(type, bios_object_id), 171 enum_id, type); 172 173 return go_id; 174 } 175 176 static enum object_type object_type_from_bios_object_id(uint32_t bios_object_id) 177 { 178 uint32_t bios_object_type = (bios_object_id & OBJECT_TYPE_MASK) 179 >> OBJECT_TYPE_SHIFT; 180 enum object_type object_type; 181 182 switch (bios_object_type) { 183 case GRAPH_OBJECT_TYPE_GPU: 184 object_type = OBJECT_TYPE_GPU; 185 break; 186 case GRAPH_OBJECT_TYPE_ENCODER: 187 object_type = OBJECT_TYPE_ENCODER; 188 break; 189 case GRAPH_OBJECT_TYPE_CONNECTOR: 190 object_type = OBJECT_TYPE_CONNECTOR; 191 break; 192 case GRAPH_OBJECT_TYPE_ROUTER: 193 object_type = OBJECT_TYPE_ROUTER; 194 break; 195 case GRAPH_OBJECT_TYPE_GENERIC: 196 object_type = OBJECT_TYPE_GENERIC; 197 break; 198 default: 199 object_type = OBJECT_TYPE_UNKNOWN; 200 break; 201 } 202 203 return object_type; 204 } 205 206 static enum object_enum_id enum_id_from_bios_object_id(uint32_t bios_object_id) 207 { 208 uint32_t bios_enum_id = 209 (bios_object_id & ENUM_ID_MASK) >> ENUM_ID_SHIFT; 210 enum object_enum_id id; 211 212 switch (bios_enum_id) { 213 case GRAPH_OBJECT_ENUM_ID1: 214 id = ENUM_ID_1; 215 break; 216 case GRAPH_OBJECT_ENUM_ID2: 217 id = ENUM_ID_2; 218 break; 219 case GRAPH_OBJECT_ENUM_ID3: 220 id = ENUM_ID_3; 221 break; 222 case GRAPH_OBJECT_ENUM_ID4: 223 id = ENUM_ID_4; 224 break; 225 case GRAPH_OBJECT_ENUM_ID5: 226 id = ENUM_ID_5; 227 break; 228 case GRAPH_OBJECT_ENUM_ID6: 229 id = ENUM_ID_6; 230 break; 231 case GRAPH_OBJECT_ENUM_ID7: 232 id = ENUM_ID_7; 233 break; 234 default: 235 id = ENUM_ID_UNKNOWN; 236 break; 237 } 238 239 return id; 240 } 241 242 static uint32_t id_from_bios_object_id(enum object_type type, 243 uint32_t bios_object_id) 244 { 245 switch (type) { 246 case OBJECT_TYPE_GPU: 247 return gpu_id_from_bios_object_id(bios_object_id); 248 case OBJECT_TYPE_ENCODER: 249 return (uint32_t)encoder_id_from_bios_object_id(bios_object_id); 250 case OBJECT_TYPE_CONNECTOR: 251 return (uint32_t)connector_id_from_bios_object_id( 252 bios_object_id); 253 case OBJECT_TYPE_GENERIC: 254 return generic_id_from_bios_object_id(bios_object_id); 255 default: 256 return 0; 257 } 258 } 259 260 uint32_t gpu_id_from_bios_object_id(uint32_t bios_object_id) 261 { 262 return (bios_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; 263 } 264 265 static enum encoder_id encoder_id_from_bios_object_id(uint32_t bios_object_id) 266 { 267 uint32_t bios_encoder_id = gpu_id_from_bios_object_id(bios_object_id); 268 enum encoder_id id; 269 270 switch (bios_encoder_id) { 271 case ENCODER_OBJECT_ID_INTERNAL_LVDS: 272 id = ENCODER_ID_INTERNAL_LVDS; 273 break; 274 case ENCODER_OBJECT_ID_INTERNAL_TMDS1: 275 id = ENCODER_ID_INTERNAL_TMDS1; 276 break; 277 case ENCODER_OBJECT_ID_INTERNAL_TMDS2: 278 id = ENCODER_ID_INTERNAL_TMDS2; 279 break; 280 case ENCODER_OBJECT_ID_INTERNAL_DAC1: 281 id = ENCODER_ID_INTERNAL_DAC1; 282 break; 283 case ENCODER_OBJECT_ID_INTERNAL_DAC2: 284 id = ENCODER_ID_INTERNAL_DAC2; 285 break; 286 case ENCODER_OBJECT_ID_INTERNAL_LVTM1: 287 id = ENCODER_ID_INTERNAL_LVTM1; 288 break; 289 case ENCODER_OBJECT_ID_HDMI_INTERNAL: 290 id = ENCODER_ID_INTERNAL_HDMI; 291 break; 292 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: 293 id = ENCODER_ID_INTERNAL_KLDSCP_TMDS1; 294 break; 295 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: 296 id = ENCODER_ID_INTERNAL_KLDSCP_DAC1; 297 break; 298 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: 299 id = ENCODER_ID_INTERNAL_KLDSCP_DAC2; 300 break; 301 case ENCODER_OBJECT_ID_MVPU_FPGA: 302 id = ENCODER_ID_EXTERNAL_MVPU_FPGA; 303 break; 304 case ENCODER_OBJECT_ID_INTERNAL_DDI: 305 id = ENCODER_ID_INTERNAL_DDI; 306 break; 307 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: 308 id = ENCODER_ID_INTERNAL_UNIPHY; 309 break; 310 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: 311 id = ENCODER_ID_INTERNAL_KLDSCP_LVTMA; 312 break; 313 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: 314 id = ENCODER_ID_INTERNAL_UNIPHY1; 315 break; 316 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: 317 id = ENCODER_ID_INTERNAL_UNIPHY2; 318 break; 319 case ENCODER_OBJECT_ID_ALMOND: /* ENCODER_OBJECT_ID_NUTMEG */ 320 id = ENCODER_ID_EXTERNAL_NUTMEG; 321 break; 322 case ENCODER_OBJECT_ID_TRAVIS: 323 id = ENCODER_ID_EXTERNAL_TRAVIS; 324 break; 325 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: 326 id = ENCODER_ID_INTERNAL_UNIPHY3; 327 break; 328 default: 329 id = ENCODER_ID_UNKNOWN; 330 ASSERT(0); 331 break; 332 } 333 334 return id; 335 } 336 337 static enum connector_id connector_id_from_bios_object_id( 338 uint32_t bios_object_id) 339 { 340 uint32_t bios_connector_id = gpu_id_from_bios_object_id(bios_object_id); 341 342 enum connector_id id; 343 344 switch (bios_connector_id) { 345 case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I: 346 id = CONNECTOR_ID_SINGLE_LINK_DVII; 347 break; 348 case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I: 349 id = CONNECTOR_ID_DUAL_LINK_DVII; 350 break; 351 case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D: 352 id = CONNECTOR_ID_SINGLE_LINK_DVID; 353 break; 354 case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D: 355 id = CONNECTOR_ID_DUAL_LINK_DVID; 356 break; 357 case CONNECTOR_OBJECT_ID_VGA: 358 id = CONNECTOR_ID_VGA; 359 break; 360 case CONNECTOR_OBJECT_ID_HDMI_TYPE_A: 361 id = CONNECTOR_ID_HDMI_TYPE_A; 362 break; 363 case CONNECTOR_OBJECT_ID_LVDS: 364 id = CONNECTOR_ID_LVDS; 365 break; 366 case CONNECTOR_OBJECT_ID_PCIE_CONNECTOR: 367 id = CONNECTOR_ID_PCIE; 368 break; 369 case CONNECTOR_OBJECT_ID_HARDCODE_DVI: 370 id = CONNECTOR_ID_HARDCODE_DVI; 371 break; 372 case CONNECTOR_OBJECT_ID_DISPLAYPORT: 373 id = CONNECTOR_ID_DISPLAY_PORT; 374 break; 375 case CONNECTOR_OBJECT_ID_eDP: 376 id = CONNECTOR_ID_EDP; 377 break; 378 case CONNECTOR_OBJECT_ID_MXM: 379 id = CONNECTOR_ID_MXM; 380 break; 381 default: 382 id = CONNECTOR_ID_UNKNOWN; 383 break; 384 } 385 386 return id; 387 } 388 389 enum generic_id generic_id_from_bios_object_id(uint32_t bios_object_id) 390 { 391 uint32_t bios_generic_id = gpu_id_from_bios_object_id(bios_object_id); 392 393 enum generic_id id; 394 395 switch (bios_generic_id) { 396 case GENERIC_OBJECT_ID_MXM_OPM: 397 id = GENERIC_ID_MXM_OPM; 398 break; 399 case GENERIC_OBJECT_ID_GLSYNC: 400 id = GENERIC_ID_GLSYNC; 401 break; 402 case GENERIC_OBJECT_ID_STEREO_PIN: 403 id = GENERIC_ID_STEREO; 404 break; 405 default: 406 id = GENERIC_ID_UNKNOWN; 407 break; 408 } 409 410 return id; 411 } 412 413 static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb) 414 { 415 struct bios_parser *bp = BP_FROM_DCB(dcb); 416 unsigned int count = 0; 417 unsigned int i; 418 419 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 420 if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0 421 && 422 bp->object_info_tbl.v1_4->display_path[i].display_objid != 0) 423 count++; 424 } 425 return count; 426 } 427 428 static struct graphics_object_id bios_parser_get_encoder_id( 429 struct dc_bios *dcb, 430 uint32_t i) 431 { 432 struct bios_parser *bp = BP_FROM_DCB(dcb); 433 struct graphics_object_id object_id = dal_graphics_object_id_init( 434 0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN); 435 436 if (bp->object_info_tbl.v1_4->number_of_path > i) 437 object_id = object_id_from_bios_object_id( 438 bp->object_info_tbl.v1_4->display_path[i].encoderobjid); 439 440 return object_id; 441 } 442 443 static struct graphics_object_id bios_parser_get_connector_id( 444 struct dc_bios *dcb, 445 uint8_t i) 446 { 447 struct bios_parser *bp = BP_FROM_DCB(dcb); 448 struct graphics_object_id object_id = dal_graphics_object_id_init( 449 0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN); 450 struct object_info_table *tbl = &bp->object_info_tbl; 451 struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4; 452 453 if (v1_4->number_of_path > i) { 454 /* If display_objid is generic object id, the encoderObj 455 * /extencoderobjId should be 0 456 */ 457 if (v1_4->display_path[i].encoderobjid != 0 && 458 v1_4->display_path[i].display_objid != 0) 459 object_id = object_id_from_bios_object_id( 460 v1_4->display_path[i].display_objid); 461 } 462 463 return object_id; 464 } 465 466 467 /* TODO: GetNumberOfSrc*/ 468 469 static uint32_t bios_parser_get_dst_number(struct dc_bios *dcb, 470 struct graphics_object_id id) 471 { 472 /* connector has 1 Dest, encoder has 0 Dest */ 473 switch (id.type) { 474 case OBJECT_TYPE_ENCODER: 475 return 0; 476 case OBJECT_TYPE_CONNECTOR: 477 return 1; 478 default: 479 return 0; 480 } 481 } 482 483 /* removed getSrcObjList, getDestObjList*/ 484 485 486 static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb, 487 struct graphics_object_id object_id, uint32_t index, 488 struct graphics_object_id *src_object_id) 489 { 490 struct bios_parser *bp = BP_FROM_DCB(dcb); 491 unsigned int i; 492 enum bp_result bp_result = BP_RESULT_BADINPUT; 493 struct graphics_object_id obj_id = {0}; 494 struct object_info_table *tbl = &bp->object_info_tbl; 495 496 if (!src_object_id) 497 return bp_result; 498 499 switch (object_id.type) { 500 /* Encoder's Source is GPU. BIOS does not provide GPU, since all 501 * displaypaths point to same GPU (0x1100). Hardcode GPU object type 502 */ 503 case OBJECT_TYPE_ENCODER: 504 /* TODO: since num of src must be less than 2. 505 * If found in for loop, should break. 506 * DAL2 implementation may be changed too 507 */ 508 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 509 obj_id = object_id_from_bios_object_id( 510 tbl->v1_4->display_path[i].encoderobjid); 511 if (object_id.type == obj_id.type && 512 object_id.id == obj_id.id && 513 object_id.enum_id == 514 obj_id.enum_id) { 515 *src_object_id = 516 object_id_from_bios_object_id(0x1100); 517 /* break; */ 518 } 519 } 520 bp_result = BP_RESULT_OK; 521 break; 522 case OBJECT_TYPE_CONNECTOR: 523 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 524 obj_id = object_id_from_bios_object_id( 525 tbl->v1_4->display_path[i].display_objid); 526 527 if (object_id.type == obj_id.type && 528 object_id.id == obj_id.id && 529 object_id.enum_id == obj_id.enum_id) { 530 *src_object_id = 531 object_id_from_bios_object_id( 532 tbl->v1_4->display_path[i].encoderobjid); 533 /* break; */ 534 } 535 } 536 bp_result = BP_RESULT_OK; 537 break; 538 default: 539 break; 540 } 541 542 return bp_result; 543 } 544 545 static enum bp_result bios_parser_get_dst_obj(struct dc_bios *dcb, 546 struct graphics_object_id object_id, uint32_t index, 547 struct graphics_object_id *dest_object_id) 548 { 549 struct bios_parser *bp = BP_FROM_DCB(dcb); 550 unsigned int i; 551 enum bp_result bp_result = BP_RESULT_BADINPUT; 552 struct graphics_object_id obj_id = {0}; 553 struct object_info_table *tbl = &bp->object_info_tbl; 554 555 if (!dest_object_id) 556 return BP_RESULT_BADINPUT; 557 558 switch (object_id.type) { 559 case OBJECT_TYPE_ENCODER: 560 /* TODO: since num of src must be less than 2. 561 * If found in for loop, should break. 562 * DAL2 implementation may be changed too 563 */ 564 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 565 obj_id = object_id_from_bios_object_id( 566 tbl->v1_4->display_path[i].encoderobjid); 567 if (object_id.type == obj_id.type && 568 object_id.id == obj_id.id && 569 object_id.enum_id == 570 obj_id.enum_id) { 571 *dest_object_id = 572 object_id_from_bios_object_id( 573 tbl->v1_4->display_path[i].display_objid); 574 /* break; */ 575 } 576 } 577 bp_result = BP_RESULT_OK; 578 break; 579 default: 580 break; 581 } 582 583 return bp_result; 584 } 585 586 587 /* from graphics_object_id, find display path which includes the object_id */ 588 static struct atom_display_object_path_v2 *get_bios_object( 589 struct bios_parser *bp, 590 struct graphics_object_id id) 591 { 592 unsigned int i; 593 struct graphics_object_id obj_id = {0}; 594 595 switch (id.type) { 596 case OBJECT_TYPE_ENCODER: 597 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 598 obj_id = object_id_from_bios_object_id( 599 bp->object_info_tbl.v1_4->display_path[i].encoderobjid); 600 if (id.type == obj_id.type && 601 id.id == obj_id.id && 602 id.enum_id == obj_id.enum_id) 603 return 604 &bp->object_info_tbl.v1_4->display_path[i]; 605 } 606 case OBJECT_TYPE_CONNECTOR: 607 case OBJECT_TYPE_GENERIC: 608 /* Both Generic and Connector Object ID 609 * will be stored on display_objid 610 */ 611 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 612 obj_id = object_id_from_bios_object_id( 613 bp->object_info_tbl.v1_4->display_path[i].display_objid 614 ); 615 if (id.type == obj_id.type && 616 id.id == obj_id.id && 617 id.enum_id == obj_id.enum_id) 618 return 619 &bp->object_info_tbl.v1_4->display_path[i]; 620 } 621 default: 622 return NULL; 623 } 624 } 625 626 static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb, 627 struct graphics_object_id id, 628 struct graphics_object_i2c_info *info) 629 { 630 uint32_t offset; 631 struct atom_display_object_path_v2 *object; 632 struct atom_common_record_header *header; 633 struct atom_i2c_record *record; 634 struct bios_parser *bp = BP_FROM_DCB(dcb); 635 636 if (!info) 637 return BP_RESULT_BADINPUT; 638 639 object = get_bios_object(bp, id); 640 641 if (!object) 642 return BP_RESULT_BADINPUT; 643 644 offset = object->disp_recordoffset + bp->object_info_tbl_offset; 645 646 for (;;) { 647 header = GET_IMAGE(struct atom_common_record_header, offset); 648 649 if (!header) 650 return BP_RESULT_BADBIOSTABLE; 651 652 if (header->record_type == LAST_RECORD_TYPE || 653 !header->record_size) 654 break; 655 656 if (header->record_type == ATOM_I2C_RECORD_TYPE 657 && sizeof(struct atom_i2c_record) <= 658 header->record_size) { 659 /* get the I2C info */ 660 record = (struct atom_i2c_record *) header; 661 662 if (get_gpio_i2c_info(bp, record, info) == 663 BP_RESULT_OK) 664 return BP_RESULT_OK; 665 } 666 667 offset += header->record_size; 668 } 669 670 return BP_RESULT_NORECORD; 671 } 672 673 static enum bp_result get_gpio_i2c_info( 674 struct bios_parser *bp, 675 struct atom_i2c_record *record, 676 struct graphics_object_i2c_info *info) 677 { 678 struct atom_gpio_pin_lut_v2_1 *header; 679 uint32_t count = 0; 680 unsigned int table_index = 0; 681 682 if (!info) 683 return BP_RESULT_BADINPUT; 684 685 /* get the GPIO_I2C info */ 686 if (!DATA_TABLES(gpio_pin_lut)) 687 return BP_RESULT_BADBIOSTABLE; 688 689 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 690 DATA_TABLES(gpio_pin_lut)); 691 if (!header) 692 return BP_RESULT_BADBIOSTABLE; 693 694 if (sizeof(struct atom_common_table_header) + 695 sizeof(struct atom_gpio_pin_assignment) > 696 le16_to_cpu(header->table_header.structuresize)) 697 return BP_RESULT_BADBIOSTABLE; 698 699 /* TODO: is version change? */ 700 if (header->table_header.content_revision != 1) 701 return BP_RESULT_UNSUPPORTED; 702 703 /* get data count */ 704 count = (le16_to_cpu(header->table_header.structuresize) 705 - sizeof(struct atom_common_table_header)) 706 / sizeof(struct atom_gpio_pin_assignment); 707 708 table_index = record->i2c_id & I2C_HW_LANE_MUX; 709 710 if (count < table_index) { 711 bool find_valid = false; 712 713 for (table_index = 0; table_index < count; table_index++) { 714 if (((record->i2c_id & I2C_HW_CAP) == ( 715 header->gpio_pin[table_index].gpio_id & 716 I2C_HW_CAP)) && 717 ((record->i2c_id & I2C_HW_ENGINE_ID_MASK) == 718 (header->gpio_pin[table_index].gpio_id & 719 I2C_HW_ENGINE_ID_MASK)) && 720 ((record->i2c_id & I2C_HW_LANE_MUX) == 721 (header->gpio_pin[table_index].gpio_id & 722 I2C_HW_LANE_MUX))) { 723 /* still valid */ 724 find_valid = true; 725 break; 726 } 727 } 728 /* If we don't find the entry that we are looking for then 729 * we will return BP_Result_BadBiosTable. 730 */ 731 if (find_valid == false) 732 return BP_RESULT_BADBIOSTABLE; 733 } 734 735 /* get the GPIO_I2C_INFO */ 736 info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false; 737 info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX; 738 info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4; 739 info->i2c_slave_address = record->i2c_slave_addr; 740 741 /* TODO: check how to get register offset for en, Y, etc. */ 742 info->gpio_info.clk_a_register_index = 743 le16_to_cpu( 744 header->gpio_pin[table_index].data_a_reg_index); 745 info->gpio_info.clk_a_shift = 746 header->gpio_pin[table_index].gpio_bitshift; 747 748 return BP_RESULT_OK; 749 } 750 751 static enum bp_result get_voltage_ddc_info_v4( 752 uint8_t *i2c_line, 753 uint32_t index, 754 struct atom_common_table_header *header, 755 uint8_t *address) 756 { 757 enum bp_result result = BP_RESULT_NORECORD; 758 struct atom_voltage_objects_info_v4_1 *info = 759 (struct atom_voltage_objects_info_v4_1 *) address; 760 761 uint8_t *voltage_current_object = 762 (uint8_t *) (&(info->voltage_object[0])); 763 764 while ((address + le16_to_cpu(header->structuresize)) > 765 voltage_current_object) { 766 struct atom_i2c_voltage_object_v4 *object = 767 (struct atom_i2c_voltage_object_v4 *) 768 voltage_current_object; 769 770 if (object->header.voltage_mode == 771 ATOM_INIT_VOLTAGE_REGULATOR) { 772 if (object->header.voltage_type == index) { 773 *i2c_line = object->i2c_id ^ 0x90; 774 result = BP_RESULT_OK; 775 break; 776 } 777 } 778 779 voltage_current_object += 780 le16_to_cpu(object->header.object_size); 781 } 782 return result; 783 } 784 785 static enum bp_result bios_parser_get_thermal_ddc_info( 786 struct dc_bios *dcb, 787 uint32_t i2c_channel_id, 788 struct graphics_object_i2c_info *info) 789 { 790 struct bios_parser *bp = BP_FROM_DCB(dcb); 791 struct i2c_id_config_access *config; 792 struct atom_i2c_record record; 793 794 if (!info) 795 return BP_RESULT_BADINPUT; 796 797 config = (struct i2c_id_config_access *) &i2c_channel_id; 798 799 record.i2c_id = config->bfHW_Capable; 800 record.i2c_id |= config->bfI2C_LineMux; 801 record.i2c_id |= config->bfHW_EngineID; 802 803 return get_gpio_i2c_info(bp, &record, info); 804 } 805 806 static enum bp_result bios_parser_get_voltage_ddc_info(struct dc_bios *dcb, 807 uint32_t index, 808 struct graphics_object_i2c_info *info) 809 { 810 uint8_t i2c_line = 0; 811 enum bp_result result = BP_RESULT_NORECORD; 812 uint8_t *voltage_info_address; 813 struct atom_common_table_header *header; 814 struct atom_data_revision revision = {0}; 815 struct bios_parser *bp = BP_FROM_DCB(dcb); 816 817 if (!DATA_TABLES(voltageobject_info)) 818 return result; 819 820 voltage_info_address = get_image(&bp->base, 821 DATA_TABLES(voltageobject_info), 822 sizeof(struct atom_common_table_header)); 823 824 header = (struct atom_common_table_header *) voltage_info_address; 825 826 get_atom_data_table_revision(header, &revision); 827 828 switch (revision.major) { 829 case 4: 830 if (revision.minor != 1) 831 break; 832 result = get_voltage_ddc_info_v4(&i2c_line, index, header, 833 voltage_info_address); 834 break; 835 } 836 837 if (result == BP_RESULT_OK) 838 result = bios_parser_get_thermal_ddc_info(dcb, 839 i2c_line, info); 840 841 return result; 842 } 843 844 static enum bp_result bios_parser_get_hpd_info( 845 struct dc_bios *dcb, 846 struct graphics_object_id id, 847 struct graphics_object_hpd_info *info) 848 { 849 struct bios_parser *bp = BP_FROM_DCB(dcb); 850 struct atom_display_object_path_v2 *object; 851 struct atom_hpd_int_record *record = NULL; 852 853 if (!info) 854 return BP_RESULT_BADINPUT; 855 856 object = get_bios_object(bp, id); 857 858 if (!object) 859 return BP_RESULT_BADINPUT; 860 861 record = get_hpd_record(bp, object); 862 863 if (record != NULL) { 864 info->hpd_int_gpio_uid = record->pin_id; 865 info->hpd_active = record->plugin_pin_state; 866 return BP_RESULT_OK; 867 } 868 869 return BP_RESULT_NORECORD; 870 } 871 872 static struct atom_hpd_int_record *get_hpd_record( 873 struct bios_parser *bp, 874 struct atom_display_object_path_v2 *object) 875 { 876 struct atom_common_record_header *header; 877 uint32_t offset; 878 879 if (!object) { 880 BREAK_TO_DEBUGGER(); /* Invalid object */ 881 return NULL; 882 } 883 884 offset = le16_to_cpu(object->disp_recordoffset) 885 + bp->object_info_tbl_offset; 886 887 for (;;) { 888 header = GET_IMAGE(struct atom_common_record_header, offset); 889 890 if (!header) 891 return NULL; 892 893 if (header->record_type == LAST_RECORD_TYPE || 894 !header->record_size) 895 break; 896 897 if (header->record_type == ATOM_HPD_INT_RECORD_TYPE 898 && sizeof(struct atom_hpd_int_record) <= 899 header->record_size) 900 return (struct atom_hpd_int_record *) header; 901 902 offset += header->record_size; 903 } 904 905 return NULL; 906 } 907 908 /** 909 * bios_parser_get_gpio_pin_info 910 * Get GpioPin information of input gpio id 911 * 912 * @param gpio_id, GPIO ID 913 * @param info, GpioPin information structure 914 * @return Bios parser result code 915 * @note 916 * to get the GPIO PIN INFO, we need: 917 * 1. get the GPIO_ID from other object table, see GetHPDInfo() 918 * 2. in DATA_TABLE.GPIO_Pin_LUT, search all records, 919 * to get the registerA offset/mask 920 */ 921 static enum bp_result bios_parser_get_gpio_pin_info( 922 struct dc_bios *dcb, 923 uint32_t gpio_id, 924 struct gpio_pin_info *info) 925 { 926 struct bios_parser *bp = BP_FROM_DCB(dcb); 927 struct atom_gpio_pin_lut_v2_1 *header; 928 uint32_t count = 0; 929 uint32_t i = 0; 930 931 if (!DATA_TABLES(gpio_pin_lut)) 932 return BP_RESULT_BADBIOSTABLE; 933 934 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 935 DATA_TABLES(gpio_pin_lut)); 936 if (!header) 937 return BP_RESULT_BADBIOSTABLE; 938 939 if (sizeof(struct atom_common_table_header) + 940 sizeof(struct atom_gpio_pin_lut_v2_1) 941 > le16_to_cpu(header->table_header.structuresize)) 942 return BP_RESULT_BADBIOSTABLE; 943 944 if (header->table_header.content_revision != 1) 945 return BP_RESULT_UNSUPPORTED; 946 947 /* Temporary hard code gpio pin info */ 948 #if defined(FOR_SIMNOW_BOOT) 949 { 950 struct atom_gpio_pin_assignment gpio_pin[8] = { 951 {0x5db5, 0, 0, 1, 0}, 952 {0x5db5, 8, 8, 2, 0}, 953 {0x5db5, 0x10, 0x10, 3, 0}, 954 {0x5db5, 0x18, 0x14, 4, 0}, 955 {0x5db5, 0x1A, 0x18, 5, 0}, 956 {0x5db5, 0x1C, 0x1C, 6, 0}, 957 }; 958 959 count = 6; 960 memmove(header->gpio_pin, gpio_pin, sizeof(gpio_pin)); 961 } 962 #else 963 count = (le16_to_cpu(header->table_header.structuresize) 964 - sizeof(struct atom_common_table_header)) 965 / sizeof(struct atom_gpio_pin_assignment); 966 #endif 967 for (i = 0; i < count; ++i) { 968 if (header->gpio_pin[i].gpio_id != gpio_id) 969 continue; 970 971 info->offset = 972 (uint32_t) le16_to_cpu( 973 header->gpio_pin[i].data_a_reg_index); 974 info->offset_y = info->offset + 2; 975 info->offset_en = info->offset + 1; 976 info->offset_mask = info->offset - 1; 977 978 info->mask = (uint32_t) (1 << 979 header->gpio_pin[i].gpio_bitshift); 980 info->mask_y = info->mask + 2; 981 info->mask_en = info->mask + 1; 982 info->mask_mask = info->mask - 1; 983 984 return BP_RESULT_OK; 985 } 986 987 return BP_RESULT_NORECORD; 988 } 989 990 static struct device_id device_type_from_device_id(uint16_t device_id) 991 { 992 993 struct device_id result_device_id; 994 995 switch (device_id) { 996 case ATOM_DISPLAY_LCD1_SUPPORT: 997 result_device_id.device_type = DEVICE_TYPE_LCD; 998 result_device_id.enum_id = 1; 999 break; 1000 1001 case ATOM_DISPLAY_DFP1_SUPPORT: 1002 result_device_id.device_type = DEVICE_TYPE_DFP; 1003 result_device_id.enum_id = 1; 1004 break; 1005 1006 case ATOM_DISPLAY_DFP2_SUPPORT: 1007 result_device_id.device_type = DEVICE_TYPE_DFP; 1008 result_device_id.enum_id = 2; 1009 break; 1010 1011 case ATOM_DISPLAY_DFP3_SUPPORT: 1012 result_device_id.device_type = DEVICE_TYPE_DFP; 1013 result_device_id.enum_id = 3; 1014 break; 1015 1016 case ATOM_DISPLAY_DFP4_SUPPORT: 1017 result_device_id.device_type = DEVICE_TYPE_DFP; 1018 result_device_id.enum_id = 4; 1019 break; 1020 1021 case ATOM_DISPLAY_DFP5_SUPPORT: 1022 result_device_id.device_type = DEVICE_TYPE_DFP; 1023 result_device_id.enum_id = 5; 1024 break; 1025 1026 case ATOM_DISPLAY_DFP6_SUPPORT: 1027 result_device_id.device_type = DEVICE_TYPE_DFP; 1028 result_device_id.enum_id = 6; 1029 break; 1030 1031 default: 1032 BREAK_TO_DEBUGGER(); /* Invalid device Id */ 1033 result_device_id.device_type = DEVICE_TYPE_UNKNOWN; 1034 result_device_id.enum_id = 0; 1035 } 1036 return result_device_id; 1037 } 1038 1039 static enum bp_result bios_parser_get_device_tag( 1040 struct dc_bios *dcb, 1041 struct graphics_object_id connector_object_id, 1042 uint32_t device_tag_index, 1043 struct connector_device_tag_info *info) 1044 { 1045 struct bios_parser *bp = BP_FROM_DCB(dcb); 1046 struct atom_display_object_path_v2 *object; 1047 1048 if (!info) 1049 return BP_RESULT_BADINPUT; 1050 1051 /* getBiosObject will return MXM object */ 1052 object = get_bios_object(bp, connector_object_id); 1053 1054 if (!object) { 1055 BREAK_TO_DEBUGGER(); /* Invalid object id */ 1056 return BP_RESULT_BADINPUT; 1057 } 1058 1059 info->acpi_device = 0; /* BIOS no longer provides this */ 1060 info->dev_id = device_type_from_device_id(object->device_tag); 1061 1062 return BP_RESULT_OK; 1063 } 1064 1065 static enum bp_result get_ss_info_v4_1( 1066 struct bios_parser *bp, 1067 uint32_t id, 1068 uint32_t index, 1069 struct spread_spectrum_info *ss_info) 1070 { 1071 enum bp_result result = BP_RESULT_OK; 1072 struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL; 1073 struct atom_smu_info_v3_1 *smu_tbl = NULL; 1074 1075 if (!ss_info) 1076 return BP_RESULT_BADINPUT; 1077 1078 if (!DATA_TABLES(dce_info)) 1079 return BP_RESULT_BADBIOSTABLE; 1080 1081 if (!DATA_TABLES(smu_info)) 1082 return BP_RESULT_BADBIOSTABLE; 1083 1084 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1, 1085 DATA_TABLES(dce_info)); 1086 if (!disp_cntl_tbl) 1087 return BP_RESULT_BADBIOSTABLE; 1088 1089 smu_tbl = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); 1090 if (!smu_tbl) 1091 return BP_RESULT_BADBIOSTABLE; 1092 1093 1094 ss_info->type.STEP_AND_DELAY_INFO = false; 1095 ss_info->spread_percentage_divider = 1000; 1096 /* BIOS no longer uses target clock. Always enable for now */ 1097 ss_info->target_clock_range = 0xffffffff; 1098 1099 switch (id) { 1100 case AS_SIGNAL_TYPE_DVI: 1101 ss_info->spread_spectrum_percentage = 1102 disp_cntl_tbl->dvi_ss_percentage; 1103 ss_info->spread_spectrum_range = 1104 disp_cntl_tbl->dvi_ss_rate_10hz * 10; 1105 if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 1106 ss_info->type.CENTER_MODE = true; 1107 break; 1108 case AS_SIGNAL_TYPE_HDMI: 1109 ss_info->spread_spectrum_percentage = 1110 disp_cntl_tbl->hdmi_ss_percentage; 1111 ss_info->spread_spectrum_range = 1112 disp_cntl_tbl->hdmi_ss_rate_10hz * 10; 1113 if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 1114 ss_info->type.CENTER_MODE = true; 1115 break; 1116 /* TODO LVDS not support anymore? */ 1117 case AS_SIGNAL_TYPE_DISPLAY_PORT: 1118 ss_info->spread_spectrum_percentage = 1119 disp_cntl_tbl->dp_ss_percentage; 1120 ss_info->spread_spectrum_range = 1121 disp_cntl_tbl->dp_ss_rate_10hz * 10; 1122 if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 1123 ss_info->type.CENTER_MODE = true; 1124 break; 1125 case AS_SIGNAL_TYPE_GPU_PLL: 1126 ss_info->spread_spectrum_percentage = 1127 smu_tbl->gpuclk_ss_percentage; 1128 ss_info->spread_spectrum_range = 1129 smu_tbl->gpuclk_ss_rate_10hz * 10; 1130 if (smu_tbl->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 1131 ss_info->type.CENTER_MODE = true; 1132 break; 1133 default: 1134 result = BP_RESULT_UNSUPPORTED; 1135 } 1136 1137 return result; 1138 } 1139 1140 /** 1141 * bios_parser_get_spread_spectrum_info 1142 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or 1143 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info 1144 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info 1145 * ver 3.1, 1146 * there is only one entry for each signal /ss id. However, there is 1147 * no planning of supporting multiple spread Sprectum entry for EverGreen 1148 * @param [in] this 1149 * @param [in] signal, ASSignalType to be converted to info index 1150 * @param [in] index, number of entries that match the converted info index 1151 * @param [out] ss_info, sprectrum information structure, 1152 * @return Bios parser result code 1153 */ 1154 static enum bp_result bios_parser_get_spread_spectrum_info( 1155 struct dc_bios *dcb, 1156 enum as_signal_type signal, 1157 uint32_t index, 1158 struct spread_spectrum_info *ss_info) 1159 { 1160 struct bios_parser *bp = BP_FROM_DCB(dcb); 1161 enum bp_result result = BP_RESULT_UNSUPPORTED; 1162 struct atom_common_table_header *header; 1163 struct atom_data_revision tbl_revision; 1164 1165 if (!ss_info) /* check for bad input */ 1166 return BP_RESULT_BADINPUT; 1167 1168 if (!DATA_TABLES(dce_info)) 1169 return BP_RESULT_UNSUPPORTED; 1170 1171 header = GET_IMAGE(struct atom_common_table_header, 1172 DATA_TABLES(dce_info)); 1173 get_atom_data_table_revision(header, &tbl_revision); 1174 1175 switch (tbl_revision.major) { 1176 case 4: 1177 switch (tbl_revision.minor) { 1178 case 1: 1179 return get_ss_info_v4_1(bp, signal, index, ss_info); 1180 default: 1181 break; 1182 } 1183 break; 1184 default: 1185 break; 1186 } 1187 /* there can not be more then one entry for SS Info table */ 1188 return result; 1189 } 1190 1191 static enum bp_result get_embedded_panel_info_v2_1( 1192 struct bios_parser *bp, 1193 struct embedded_panel_info *info) 1194 { 1195 struct lcd_info_v2_1 *lvds; 1196 1197 if (!info) 1198 return BP_RESULT_BADINPUT; 1199 1200 if (!DATA_TABLES(lcd_info)) 1201 return BP_RESULT_UNSUPPORTED; 1202 1203 lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info)); 1204 1205 if (!lvds) 1206 return BP_RESULT_BADBIOSTABLE; 1207 1208 /* TODO: previous vv1_3, should v2_1 */ 1209 if (!((lvds->table_header.format_revision == 2) 1210 && (lvds->table_header.content_revision >= 1))) 1211 return BP_RESULT_UNSUPPORTED; 1212 1213 memset(info, 0, sizeof(struct embedded_panel_info)); 1214 1215 /* We need to convert from 10KHz units into KHz units */ 1216 info->lcd_timing.pixel_clk = 1217 le16_to_cpu(lvds->lcd_timing.pixclk) * 10; 1218 /* usHActive does not include borders, according to VBIOS team */ 1219 info->lcd_timing.horizontal_addressable = 1220 le16_to_cpu(lvds->lcd_timing.h_active); 1221 /* usHBlanking_Time includes borders, so we should really be 1222 * subtractingborders duing this translation, but LVDS generally 1223 * doesn't have borders, so we should be okay leaving this as is for 1224 * now. May need to revisit if we ever have LVDS with borders 1225 */ 1226 info->lcd_timing.horizontal_blanking_time = 1227 le16_to_cpu(lvds->lcd_timing.h_blanking_time); 1228 /* usVActive does not include borders, according to VBIOS team*/ 1229 info->lcd_timing.vertical_addressable = 1230 le16_to_cpu(lvds->lcd_timing.v_active); 1231 /* usVBlanking_Time includes borders, so we should really be 1232 * subtracting borders duing this translation, but LVDS generally 1233 * doesn't have borders, so we should be okay leaving this as is for 1234 * now. May need to revisit if we ever have LVDS with borders 1235 */ 1236 info->lcd_timing.vertical_blanking_time = 1237 le16_to_cpu(lvds->lcd_timing.v_blanking_time); 1238 info->lcd_timing.horizontal_sync_offset = 1239 le16_to_cpu(lvds->lcd_timing.h_sync_offset); 1240 info->lcd_timing.horizontal_sync_width = 1241 le16_to_cpu(lvds->lcd_timing.h_sync_width); 1242 info->lcd_timing.vertical_sync_offset = 1243 le16_to_cpu(lvds->lcd_timing.v_sync_offset); 1244 info->lcd_timing.vertical_sync_width = 1245 le16_to_cpu(lvds->lcd_timing.v_syncwidth); 1246 info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border; 1247 info->lcd_timing.vertical_border = lvds->lcd_timing.v_border; 1248 1249 /* not provided by VBIOS */ 1250 info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0; 1251 1252 info->lcd_timing.misc_info.H_SYNC_POLARITY = 1253 ~(uint32_t) 1254 (lvds->lcd_timing.miscinfo & ATOM_HSYNC_POLARITY); 1255 info->lcd_timing.misc_info.V_SYNC_POLARITY = 1256 ~(uint32_t) 1257 (lvds->lcd_timing.miscinfo & ATOM_VSYNC_POLARITY); 1258 1259 /* not provided by VBIOS */ 1260 info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0; 1261 1262 info->lcd_timing.misc_info.H_REPLICATION_BY2 = 1263 lvds->lcd_timing.miscinfo & ATOM_H_REPLICATIONBY2; 1264 info->lcd_timing.misc_info.V_REPLICATION_BY2 = 1265 lvds->lcd_timing.miscinfo & ATOM_V_REPLICATIONBY2; 1266 info->lcd_timing.misc_info.COMPOSITE_SYNC = 1267 lvds->lcd_timing.miscinfo & ATOM_COMPOSITESYNC; 1268 info->lcd_timing.misc_info.INTERLACE = 1269 lvds->lcd_timing.miscinfo & ATOM_INTERLACE; 1270 1271 /* not provided by VBIOS*/ 1272 info->lcd_timing.misc_info.DOUBLE_CLOCK = 0; 1273 /* not provided by VBIOS*/ 1274 info->ss_id = 0; 1275 1276 info->realtek_eDPToLVDS = 1277 (lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID ? 1:0); 1278 1279 return BP_RESULT_OK; 1280 } 1281 1282 static enum bp_result bios_parser_get_embedded_panel_info( 1283 struct dc_bios *dcb, 1284 struct embedded_panel_info *info) 1285 { 1286 struct bios_parser *bp = BP_FROM_DCB(dcb); 1287 struct atom_common_table_header *header; 1288 struct atom_data_revision tbl_revision; 1289 1290 if (!DATA_TABLES(lcd_info)) 1291 return BP_RESULT_FAILURE; 1292 1293 header = GET_IMAGE(struct atom_common_table_header, 1294 DATA_TABLES(lcd_info)); 1295 1296 if (!header) 1297 return BP_RESULT_BADBIOSTABLE; 1298 1299 get_atom_data_table_revision(header, &tbl_revision); 1300 1301 1302 switch (tbl_revision.major) { 1303 case 2: 1304 switch (tbl_revision.minor) { 1305 case 1: 1306 return get_embedded_panel_info_v2_1(bp, info); 1307 default: 1308 break; 1309 } 1310 default: 1311 break; 1312 } 1313 1314 return BP_RESULT_FAILURE; 1315 } 1316 1317 static uint32_t get_support_mask_for_device_id(struct device_id device_id) 1318 { 1319 enum dal_device_type device_type = device_id.device_type; 1320 uint32_t enum_id = device_id.enum_id; 1321 1322 switch (device_type) { 1323 case DEVICE_TYPE_LCD: 1324 switch (enum_id) { 1325 case 1: 1326 return ATOM_DISPLAY_LCD1_SUPPORT; 1327 default: 1328 break; 1329 } 1330 break; 1331 case DEVICE_TYPE_DFP: 1332 switch (enum_id) { 1333 case 1: 1334 return ATOM_DISPLAY_DFP1_SUPPORT; 1335 case 2: 1336 return ATOM_DISPLAY_DFP2_SUPPORT; 1337 case 3: 1338 return ATOM_DISPLAY_DFP3_SUPPORT; 1339 case 4: 1340 return ATOM_DISPLAY_DFP4_SUPPORT; 1341 case 5: 1342 return ATOM_DISPLAY_DFP5_SUPPORT; 1343 case 6: 1344 return ATOM_DISPLAY_DFP6_SUPPORT; 1345 default: 1346 break; 1347 } 1348 break; 1349 default: 1350 break; 1351 }; 1352 1353 /* Unidentified device ID, return empty support mask. */ 1354 return 0; 1355 } 1356 1357 static bool bios_parser_is_device_id_supported( 1358 struct dc_bios *dcb, 1359 struct device_id id) 1360 { 1361 struct bios_parser *bp = BP_FROM_DCB(dcb); 1362 1363 uint32_t mask = get_support_mask_for_device_id(id); 1364 1365 return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & 1366 mask) != 0; 1367 } 1368 1369 static void bios_parser_post_init( 1370 struct dc_bios *dcb) 1371 { 1372 /* TODO for OPM module. Need implement later */ 1373 } 1374 1375 static uint32_t bios_parser_get_ss_entry_number( 1376 struct dc_bios *dcb, 1377 enum as_signal_type signal) 1378 { 1379 /* TODO: DAL2 atomfirmware implementation does not need this. 1380 * why DAL3 need this? 1381 */ 1382 return 1; 1383 } 1384 1385 static enum bp_result bios_parser_transmitter_control( 1386 struct dc_bios *dcb, 1387 struct bp_transmitter_control *cntl) 1388 { 1389 struct bios_parser *bp = BP_FROM_DCB(dcb); 1390 1391 if (!bp->cmd_tbl.transmitter_control) 1392 return BP_RESULT_FAILURE; 1393 1394 return bp->cmd_tbl.transmitter_control(bp, cntl); 1395 } 1396 1397 static enum bp_result bios_parser_encoder_control( 1398 struct dc_bios *dcb, 1399 struct bp_encoder_control *cntl) 1400 { 1401 struct bios_parser *bp = BP_FROM_DCB(dcb); 1402 1403 if (!bp->cmd_tbl.dig_encoder_control) 1404 return BP_RESULT_FAILURE; 1405 1406 return bp->cmd_tbl.dig_encoder_control(bp, cntl); 1407 } 1408 1409 static enum bp_result bios_parser_set_pixel_clock( 1410 struct dc_bios *dcb, 1411 struct bp_pixel_clock_parameters *bp_params) 1412 { 1413 struct bios_parser *bp = BP_FROM_DCB(dcb); 1414 1415 if (!bp->cmd_tbl.set_pixel_clock) 1416 return BP_RESULT_FAILURE; 1417 1418 return bp->cmd_tbl.set_pixel_clock(bp, bp_params); 1419 } 1420 1421 static enum bp_result bios_parser_set_dce_clock( 1422 struct dc_bios *dcb, 1423 struct bp_set_dce_clock_parameters *bp_params) 1424 { 1425 struct bios_parser *bp = BP_FROM_DCB(dcb); 1426 1427 if (!bp->cmd_tbl.set_dce_clock) 1428 return BP_RESULT_FAILURE; 1429 1430 return bp->cmd_tbl.set_dce_clock(bp, bp_params); 1431 } 1432 1433 static unsigned int bios_parser_get_smu_clock_info( 1434 struct dc_bios *dcb) 1435 { 1436 struct bios_parser *bp = BP_FROM_DCB(dcb); 1437 1438 if (!bp->cmd_tbl.get_smu_clock_info) 1439 return BP_RESULT_FAILURE; 1440 1441 return bp->cmd_tbl.get_smu_clock_info(bp); 1442 } 1443 1444 static enum bp_result bios_parser_program_crtc_timing( 1445 struct dc_bios *dcb, 1446 struct bp_hw_crtc_timing_parameters *bp_params) 1447 { 1448 struct bios_parser *bp = BP_FROM_DCB(dcb); 1449 1450 if (!bp->cmd_tbl.set_crtc_timing) 1451 return BP_RESULT_FAILURE; 1452 1453 return bp->cmd_tbl.set_crtc_timing(bp, bp_params); 1454 } 1455 1456 static enum bp_result bios_parser_enable_crtc( 1457 struct dc_bios *dcb, 1458 enum controller_id id, 1459 bool enable) 1460 { 1461 struct bios_parser *bp = BP_FROM_DCB(dcb); 1462 1463 if (!bp->cmd_tbl.enable_crtc) 1464 return BP_RESULT_FAILURE; 1465 1466 return bp->cmd_tbl.enable_crtc(bp, id, enable); 1467 } 1468 1469 static enum bp_result bios_parser_crtc_source_select( 1470 struct dc_bios *dcb, 1471 struct bp_crtc_source_select *bp_params) 1472 { 1473 struct bios_parser *bp = BP_FROM_DCB(dcb); 1474 1475 if (!bp->cmd_tbl.select_crtc_source) 1476 return BP_RESULT_FAILURE; 1477 1478 return bp->cmd_tbl.select_crtc_source(bp, bp_params); 1479 } 1480 1481 static enum bp_result bios_parser_enable_disp_power_gating( 1482 struct dc_bios *dcb, 1483 enum controller_id controller_id, 1484 enum bp_pipe_control_action action) 1485 { 1486 struct bios_parser *bp = BP_FROM_DCB(dcb); 1487 1488 if (!bp->cmd_tbl.enable_disp_power_gating) 1489 return BP_RESULT_FAILURE; 1490 1491 return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id, 1492 action); 1493 } 1494 1495 static bool bios_parser_is_accelerated_mode( 1496 struct dc_bios *dcb) 1497 { 1498 return bios_is_accelerated_mode(dcb); 1499 } 1500 1501 1502 /** 1503 * bios_parser_set_scratch_critical_state 1504 * 1505 * @brief 1506 * update critical state bit in VBIOS scratch register 1507 * 1508 * @param 1509 * bool - to set or reset state 1510 */ 1511 static void bios_parser_set_scratch_critical_state( 1512 struct dc_bios *dcb, 1513 bool state) 1514 { 1515 bios_set_scratch_critical_state(dcb, state); 1516 } 1517 1518 static enum bp_result bios_parser_get_firmware_info( 1519 struct dc_bios *dcb, 1520 struct firmware_info *info) 1521 { 1522 struct bios_parser *bp = BP_FROM_DCB(dcb); 1523 enum bp_result result = BP_RESULT_BADBIOSTABLE; 1524 struct atom_common_table_header *header; 1525 1526 struct atom_data_revision revision; 1527 1528 if (info && DATA_TABLES(firmwareinfo)) { 1529 header = GET_IMAGE(struct atom_common_table_header, 1530 DATA_TABLES(firmwareinfo)); 1531 get_atom_data_table_revision(header, &revision); 1532 switch (revision.major) { 1533 case 3: 1534 switch (revision.minor) { 1535 case 1: 1536 result = get_firmware_info_v3_1(bp, info); 1537 break; 1538 default: 1539 break; 1540 } 1541 break; 1542 default: 1543 break; 1544 } 1545 } 1546 1547 return result; 1548 } 1549 1550 static enum bp_result get_firmware_info_v3_1( 1551 struct bios_parser *bp, 1552 struct firmware_info *info) 1553 { 1554 struct atom_firmware_info_v3_1 *firmware_info; 1555 struct atom_display_controller_info_v4_1 *dce_info = NULL; 1556 1557 if (!info) 1558 return BP_RESULT_BADINPUT; 1559 1560 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1, 1561 DATA_TABLES(firmwareinfo)); 1562 1563 dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1, 1564 DATA_TABLES(dce_info)); 1565 1566 if (!firmware_info || !dce_info) 1567 return BP_RESULT_BADBIOSTABLE; 1568 1569 memset(info, 0, sizeof(*info)); 1570 1571 /* Pixel clock pll information. */ 1572 /* We need to convert from 10KHz units into KHz units */ 1573 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1574 info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10; 1575 1576 /* 27MHz for Vega10: */ 1577 info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10; 1578 1579 /* Hardcode frequency if BIOS gives no DCE Ref Clk */ 1580 if (info->pll_info.crystal_frequency == 0) 1581 info->pll_info.crystal_frequency = 27000; 1582 1583 info->dp_phy_ref_clk = dce_info->dpphy_refclk_10khz * 10; 1584 info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10; 1585 1586 /* Get GPU PLL VCO Clock */ 1587 1588 if (bp->cmd_tbl.get_smu_clock_info != NULL) { 1589 /* VBIOS gives in 10KHz */ 1590 info->smu_gpu_pll_output_freq = 1591 bp->cmd_tbl.get_smu_clock_info(bp) * 10; 1592 } 1593 1594 return BP_RESULT_OK; 1595 } 1596 1597 static enum bp_result bios_parser_get_encoder_cap_info( 1598 struct dc_bios *dcb, 1599 struct graphics_object_id object_id, 1600 struct bp_encoder_cap_info *info) 1601 { 1602 struct bios_parser *bp = BP_FROM_DCB(dcb); 1603 struct atom_display_object_path_v2 *object; 1604 struct atom_encoder_caps_record *record = NULL; 1605 1606 if (!info) 1607 return BP_RESULT_BADINPUT; 1608 1609 object = get_bios_object(bp, object_id); 1610 1611 if (!object) 1612 return BP_RESULT_BADINPUT; 1613 1614 record = get_encoder_cap_record(bp, object); 1615 if (!record) 1616 return BP_RESULT_NORECORD; 1617 1618 info->DP_HBR2_CAP = (record->encodercaps & 1619 ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0; 1620 info->DP_HBR2_EN = (record->encodercaps & 1621 ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0; 1622 info->DP_HBR3_EN = (record->encodercaps & 1623 ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0; 1624 info->HDMI_6GB_EN = (record->encodercaps & 1625 ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0; 1626 1627 return BP_RESULT_OK; 1628 } 1629 1630 1631 static struct atom_encoder_caps_record *get_encoder_cap_record( 1632 struct bios_parser *bp, 1633 struct atom_display_object_path_v2 *object) 1634 { 1635 struct atom_common_record_header *header; 1636 uint32_t offset; 1637 1638 if (!object) { 1639 BREAK_TO_DEBUGGER(); /* Invalid object */ 1640 return NULL; 1641 } 1642 1643 offset = object->encoder_recordoffset + bp->object_info_tbl_offset; 1644 1645 for (;;) { 1646 header = GET_IMAGE(struct atom_common_record_header, offset); 1647 1648 if (!header) 1649 return NULL; 1650 1651 offset += header->record_size; 1652 1653 if (header->record_type == LAST_RECORD_TYPE || 1654 !header->record_size) 1655 break; 1656 1657 if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE) 1658 continue; 1659 1660 if (sizeof(struct atom_encoder_caps_record) <= 1661 header->record_size) 1662 return (struct atom_encoder_caps_record *)header; 1663 } 1664 1665 return NULL; 1666 } 1667 1668 /* 1669 * get_integrated_info_v11 1670 * 1671 * @brief 1672 * Get V8 integrated BIOS information 1673 * 1674 * @param 1675 * bios_parser *bp - [in]BIOS parser handler to get master data table 1676 * integrated_info *info - [out] store and output integrated info 1677 * 1678 * @return 1679 * enum bp_result - BP_RESULT_OK if information is available, 1680 * BP_RESULT_BADBIOSTABLE otherwise. 1681 */ 1682 static enum bp_result get_integrated_info_v11( 1683 struct bios_parser *bp, 1684 struct integrated_info *info) 1685 { 1686 struct atom_integrated_system_info_v1_11 *info_v11; 1687 uint32_t i; 1688 1689 info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11, 1690 DATA_TABLES(integratedsysteminfo)); 1691 1692 if (info_v11 == NULL) 1693 return BP_RESULT_BADBIOSTABLE; 1694 1695 info->gpu_cap_info = 1696 le32_to_cpu(info_v11->gpucapinfo); 1697 /* 1698 * system_config: Bit[0] = 0 : PCIE power gating disabled 1699 * = 1 : PCIE power gating enabled 1700 * Bit[1] = 0 : DDR-PLL shut down disabled 1701 * = 1 : DDR-PLL shut down enabled 1702 * Bit[2] = 0 : DDR-PLL power down disabled 1703 * = 1 : DDR-PLL power down enabled 1704 */ 1705 info->system_config = le32_to_cpu(info_v11->system_config); 1706 info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo); 1707 info->memory_type = info_v11->memorytype; 1708 info->ma_channel_number = info_v11->umachannelnumber; 1709 info->lvds_ss_percentage = 1710 le16_to_cpu(info_v11->lvds_ss_percentage); 1711 info->lvds_sspread_rate_in_10hz = 1712 le16_to_cpu(info_v11->lvds_ss_rate_10hz); 1713 info->hdmi_ss_percentage = 1714 le16_to_cpu(info_v11->hdmi_ss_percentage); 1715 info->hdmi_sspread_rate_in_10hz = 1716 le16_to_cpu(info_v11->hdmi_ss_rate_10hz); 1717 info->dvi_ss_percentage = 1718 le16_to_cpu(info_v11->dvi_ss_percentage); 1719 info->dvi_sspread_rate_in_10_hz = 1720 le16_to_cpu(info_v11->dvi_ss_rate_10hz); 1721 info->lvds_misc = info_v11->lvds_misc; 1722 for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) { 1723 info->ext_disp_conn_info.gu_id[i] = 1724 info_v11->extdispconninfo.guid[i]; 1725 } 1726 1727 for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) { 1728 info->ext_disp_conn_info.path[i].device_connector_id = 1729 object_id_from_bios_object_id( 1730 le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid)); 1731 1732 info->ext_disp_conn_info.path[i].ext_encoder_obj_id = 1733 object_id_from_bios_object_id( 1734 le16_to_cpu( 1735 info_v11->extdispconninfo.path[i].ext_encoder_objid)); 1736 1737 info->ext_disp_conn_info.path[i].device_tag = 1738 le16_to_cpu( 1739 info_v11->extdispconninfo.path[i].device_tag); 1740 info->ext_disp_conn_info.path[i].device_acpi_enum = 1741 le16_to_cpu( 1742 info_v11->extdispconninfo.path[i].device_acpi_enum); 1743 info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index = 1744 info_v11->extdispconninfo.path[i].auxddclut_index; 1745 info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index = 1746 info_v11->extdispconninfo.path[i].hpdlut_index; 1747 info->ext_disp_conn_info.path[i].channel_mapping.raw = 1748 info_v11->extdispconninfo.path[i].channelmapping; 1749 } 1750 info->ext_disp_conn_info.checksum = 1751 info_v11->extdispconninfo.checksum; 1752 1753 /** TODO - review **/ 1754 #if 0 1755 info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock) 1756 * 10; 1757 info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10; 1758 info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10; 1759 1760 for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 1761 /* Convert [10KHz] into [KHz] */ 1762 info->disp_clk_voltage[i].max_supported_clk = 1763 le32_to_cpu(info_v11->sDISPCLK_Voltage[i]. 1764 ulMaximumSupportedCLK) * 10; 1765 info->disp_clk_voltage[i].voltage_index = 1766 le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex); 1767 } 1768 1769 info->boot_up_req_display_vector = 1770 le32_to_cpu(info_v11->ulBootUpReqDisplayVector); 1771 info->boot_up_nb_voltage = 1772 le16_to_cpu(info_v11->usBootUpNBVoltage); 1773 info->ext_disp_conn_info_offset = 1774 le16_to_cpu(info_v11->usExtDispConnInfoOffset); 1775 info->gmc_restore_reset_time = 1776 le32_to_cpu(info_v11->ulGMCRestoreResetTime); 1777 info->minimum_n_clk = 1778 le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]); 1779 for (i = 1; i < 4; ++i) 1780 info->minimum_n_clk = 1781 info->minimum_n_clk < 1782 le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ? 1783 info->minimum_n_clk : le32_to_cpu( 1784 info_v11->ulNbpStateNClkFreq[i]); 1785 1786 info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk); 1787 info->ddr_dll_power_up_time = 1788 le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime); 1789 info->ddr_pll_power_up_time = 1790 le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime); 1791 info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType); 1792 info->max_lvds_pclk_freq_in_single_link = 1793 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 1794 info->max_lvds_pclk_freq_in_single_link = 1795 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 1796 info->lvds_pwr_on_seq_dig_on_to_de_in_4ms = 1797 info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms; 1798 info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms = 1799 info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms; 1800 info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms = 1801 info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms; 1802 info->lvds_pwr_off_seq_vary_bl_to_de_in4ms = 1803 info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms; 1804 info->lvds_pwr_off_seq_de_to_dig_on_in4ms = 1805 info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms; 1806 info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms = 1807 info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms; 1808 info->lvds_off_to_on_delay_in_4ms = 1809 info_v11->ucLVDSOffToOnDelay_in4Ms; 1810 info->lvds_bit_depth_control_val = 1811 le32_to_cpu(info_v11->ulLCDBitDepthControlVal); 1812 1813 for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) { 1814 /* Convert [10KHz] into [KHz] */ 1815 info->avail_s_clk[i].supported_s_clk = 1816 le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK) 1817 * 10; 1818 info->avail_s_clk[i].voltage_index = 1819 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex); 1820 info->avail_s_clk[i].voltage_id = 1821 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID); 1822 } 1823 #endif /* TODO*/ 1824 1825 return BP_RESULT_OK; 1826 } 1827 1828 1829 /* 1830 * construct_integrated_info 1831 * 1832 * @brief 1833 * Get integrated BIOS information based on table revision 1834 * 1835 * @param 1836 * bios_parser *bp - [in]BIOS parser handler to get master data table 1837 * integrated_info *info - [out] store and output integrated info 1838 * 1839 * @return 1840 * enum bp_result - BP_RESULT_OK if information is available, 1841 * BP_RESULT_BADBIOSTABLE otherwise. 1842 */ 1843 static enum bp_result construct_integrated_info( 1844 struct bios_parser *bp, 1845 struct integrated_info *info) 1846 { 1847 enum bp_result result = BP_RESULT_BADBIOSTABLE; 1848 1849 struct atom_common_table_header *header; 1850 struct atom_data_revision revision; 1851 1852 struct clock_voltage_caps temp = {0, 0}; 1853 uint32_t i; 1854 uint32_t j; 1855 1856 if (info && DATA_TABLES(integratedsysteminfo)) { 1857 header = GET_IMAGE(struct atom_common_table_header, 1858 DATA_TABLES(integratedsysteminfo)); 1859 1860 get_atom_data_table_revision(header, &revision); 1861 1862 /* Don't need to check major revision as they are all 1 */ 1863 switch (revision.minor) { 1864 case 11: 1865 result = get_integrated_info_v11(bp, info); 1866 break; 1867 default: 1868 return result; 1869 } 1870 } 1871 1872 if (result != BP_RESULT_OK) 1873 return result; 1874 1875 /* Sort voltage table from low to high*/ 1876 for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 1877 for (j = i; j > 0; --j) { 1878 if (info->disp_clk_voltage[j].max_supported_clk < 1879 info->disp_clk_voltage[j-1].max_supported_clk 1880 ) { 1881 /* swap j and j - 1*/ 1882 temp = info->disp_clk_voltage[j-1]; 1883 info->disp_clk_voltage[j-1] = 1884 info->disp_clk_voltage[j]; 1885 info->disp_clk_voltage[j] = temp; 1886 } 1887 } 1888 } 1889 1890 return result; 1891 } 1892 1893 static struct integrated_info *bios_parser_create_integrated_info( 1894 struct dc_bios *dcb) 1895 { 1896 struct bios_parser *bp = BP_FROM_DCB(dcb); 1897 struct integrated_info *info = NULL; 1898 1899 info = dm_alloc(sizeof(struct integrated_info)); 1900 1901 if (info == NULL) { 1902 ASSERT_CRITICAL(0); 1903 return NULL; 1904 } 1905 1906 if (construct_integrated_info(bp, info) == BP_RESULT_OK) 1907 return info; 1908 1909 dm_free(info); 1910 1911 return NULL; 1912 } 1913 1914 static const struct dc_vbios_funcs vbios_funcs = { 1915 .get_connectors_number = bios_parser_get_connectors_number, 1916 1917 .get_encoder_id = bios_parser_get_encoder_id, 1918 1919 .get_connector_id = bios_parser_get_connector_id, 1920 1921 .get_dst_number = bios_parser_get_dst_number, 1922 1923 .get_src_obj = bios_parser_get_src_obj, 1924 1925 .get_dst_obj = bios_parser_get_dst_obj, 1926 1927 .get_i2c_info = bios_parser_get_i2c_info, 1928 1929 .get_voltage_ddc_info = bios_parser_get_voltage_ddc_info, 1930 1931 .get_thermal_ddc_info = bios_parser_get_thermal_ddc_info, 1932 1933 .get_hpd_info = bios_parser_get_hpd_info, 1934 1935 .get_device_tag = bios_parser_get_device_tag, 1936 1937 .get_firmware_info = bios_parser_get_firmware_info, 1938 1939 .get_spread_spectrum_info = bios_parser_get_spread_spectrum_info, 1940 1941 .get_ss_entry_number = bios_parser_get_ss_entry_number, 1942 1943 .get_embedded_panel_info = bios_parser_get_embedded_panel_info, 1944 1945 .get_gpio_pin_info = bios_parser_get_gpio_pin_info, 1946 1947 .get_encoder_cap_info = bios_parser_get_encoder_cap_info, 1948 1949 .is_device_id_supported = bios_parser_is_device_id_supported, 1950 1951 1952 1953 .is_accelerated_mode = bios_parser_is_accelerated_mode, 1954 1955 .set_scratch_critical_state = bios_parser_set_scratch_critical_state, 1956 1957 1958 /* COMMANDS */ 1959 .encoder_control = bios_parser_encoder_control, 1960 1961 .transmitter_control = bios_parser_transmitter_control, 1962 1963 .enable_crtc = bios_parser_enable_crtc, 1964 1965 .set_pixel_clock = bios_parser_set_pixel_clock, 1966 1967 .set_dce_clock = bios_parser_set_dce_clock, 1968 1969 .program_crtc_timing = bios_parser_program_crtc_timing, 1970 1971 /* .blank_crtc = bios_parser_blank_crtc, */ 1972 1973 .crtc_source_select = bios_parser_crtc_source_select, 1974 1975 /* .external_encoder_control = bios_parser_external_encoder_control, */ 1976 1977 .enable_disp_power_gating = bios_parser_enable_disp_power_gating, 1978 1979 .post_init = bios_parser_post_init, 1980 1981 .bios_parser_destroy = firmware_parser_destroy, 1982 1983 .get_smu_clock_info = bios_parser_get_smu_clock_info, 1984 }; 1985 1986 static bool bios_parser_construct( 1987 struct bios_parser *bp, 1988 struct bp_init_data *init, 1989 enum dce_version dce_version) 1990 { 1991 uint16_t *rom_header_offset = NULL; 1992 struct atom_rom_header_v2_2 *rom_header = NULL; 1993 struct display_object_info_table_v1_4 *object_info_tbl; 1994 struct atom_data_revision tbl_rev = {0}; 1995 1996 if (!init) 1997 return false; 1998 1999 if (!init->bios) 2000 return false; 2001 2002 bp->base.funcs = &vbios_funcs; 2003 bp->base.bios = init->bios; 2004 bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT; 2005 2006 bp->base.ctx = init->ctx; 2007 2008 bp->base.bios_local_image = NULL; 2009 2010 rom_header_offset = 2011 GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER); 2012 2013 if (!rom_header_offset) 2014 return false; 2015 2016 rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset); 2017 2018 if (!rom_header) 2019 return false; 2020 2021 get_atom_data_table_revision(&rom_header->table_header, &tbl_rev); 2022 if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2)) 2023 return false; 2024 2025 bp->master_data_tbl = 2026 GET_IMAGE(struct atom_master_data_table_v2_1, 2027 rom_header->masterdatatable_offset); 2028 2029 if (!bp->master_data_tbl) 2030 return false; 2031 2032 bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo); 2033 2034 if (!bp->object_info_tbl_offset) 2035 return false; 2036 2037 object_info_tbl = 2038 GET_IMAGE(struct display_object_info_table_v1_4, 2039 bp->object_info_tbl_offset); 2040 2041 if (!object_info_tbl) 2042 return false; 2043 2044 get_atom_data_table_revision(&object_info_tbl->table_header, 2045 &bp->object_info_tbl.revision); 2046 2047 if (bp->object_info_tbl.revision.major == 1 2048 && bp->object_info_tbl.revision.minor >= 4) { 2049 struct display_object_info_table_v1_4 *tbl_v1_4; 2050 2051 tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4, 2052 bp->object_info_tbl_offset); 2053 if (!tbl_v1_4) 2054 return false; 2055 2056 bp->object_info_tbl.v1_4 = tbl_v1_4; 2057 } else 2058 return false; 2059 2060 dal_firmware_parser_init_cmd_tbl(bp); 2061 dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version); 2062 2063 bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base); 2064 2065 return true; 2066 } 2067 2068 struct dc_bios *firmware_parser_create( 2069 struct bp_init_data *init, 2070 enum dce_version dce_version) 2071 { 2072 struct bios_parser *bp = NULL; 2073 2074 bp = dm_alloc(sizeof(struct bios_parser)); 2075 if (!bp) 2076 return NULL; 2077 2078 if (bios_parser_construct(bp, init, dce_version)) 2079 return &bp->base; 2080 2081 dm_free(bp); 2082 return NULL; 2083 } 2084 2085 2086