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 <linux/slab.h> 27 28 #include "dm_services.h" 29 30 #include "ObjectID.h" 31 #include "atomfirmware.h" 32 33 #include "dc_bios_types.h" 34 #include "include/grph_object_ctrl_defs.h" 35 #include "include/bios_parser_interface.h" 36 #include "include/i2caux_interface.h" 37 #include "include/logger_interface.h" 38 39 #include "command_table2.h" 40 41 #include "bios_parser_helper.h" 42 #include "command_table_helper2.h" 43 #include "bios_parser2.h" 44 #include "bios_parser_types_internal2.h" 45 #include "bios_parser_interface.h" 46 47 #include "bios_parser_common.h" 48 49 /* Temporarily add in defines until ObjectID.h patch is updated in a few days */ 50 #ifndef GENERIC_OBJECT_ID_BRACKET_LAYOUT 51 #define GENERIC_OBJECT_ID_BRACKET_LAYOUT 0x05 52 #endif /* GENERIC_OBJECT_ID_BRACKET_LAYOUT */ 53 54 #ifndef GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1 55 #define GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1 \ 56 (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\ 57 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\ 58 GENERIC_OBJECT_ID_BRACKET_LAYOUT << OBJECT_ID_SHIFT) 59 #endif /* GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1 */ 60 61 #ifndef GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2 62 #define GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2 \ 63 (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\ 64 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\ 65 GENERIC_OBJECT_ID_BRACKET_LAYOUT << OBJECT_ID_SHIFT) 66 #endif /* GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2 */ 67 68 #define DC_LOGGER \ 69 bp->base.ctx->logger 70 71 #define LAST_RECORD_TYPE 0xff 72 #define SMU9_SYSPLL0_ID 0 73 74 struct i2c_id_config_access { 75 uint8_t bfI2C_LineMux:4; 76 uint8_t bfHW_EngineID:3; 77 uint8_t bfHW_Capable:1; 78 uint8_t ucAccess; 79 }; 80 81 static enum bp_result get_gpio_i2c_info(struct bios_parser *bp, 82 struct atom_i2c_record *record, 83 struct graphics_object_i2c_info *info); 84 85 static enum bp_result bios_parser_get_firmware_info( 86 struct dc_bios *dcb, 87 struct dc_firmware_info *info); 88 89 static enum bp_result bios_parser_get_encoder_cap_info( 90 struct dc_bios *dcb, 91 struct graphics_object_id object_id, 92 struct bp_encoder_cap_info *info); 93 94 static enum bp_result get_firmware_info_v3_1( 95 struct bios_parser *bp, 96 struct dc_firmware_info *info); 97 98 static enum bp_result get_firmware_info_v3_2( 99 struct bios_parser *bp, 100 struct dc_firmware_info *info); 101 102 static enum bp_result get_firmware_info_v3_4( 103 struct bios_parser *bp, 104 struct dc_firmware_info *info); 105 106 static struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp, 107 struct atom_display_object_path_v2 *object); 108 109 static struct atom_encoder_caps_record *get_encoder_cap_record( 110 struct bios_parser *bp, 111 struct atom_display_object_path_v2 *object); 112 113 #define BIOS_IMAGE_SIZE_OFFSET 2 114 #define BIOS_IMAGE_SIZE_UNIT 512 115 116 #define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table) 117 118 static void bios_parser2_destruct(struct bios_parser *bp) 119 { 120 kfree(bp->base.bios_local_image); 121 kfree(bp->base.integrated_info); 122 } 123 124 static void firmware_parser_destroy(struct dc_bios **dcb) 125 { 126 struct bios_parser *bp = BP_FROM_DCB(*dcb); 127 128 if (!bp) { 129 BREAK_TO_DEBUGGER(); 130 return; 131 } 132 133 bios_parser2_destruct(bp); 134 135 kfree(bp); 136 *dcb = NULL; 137 } 138 139 static void get_atom_data_table_revision( 140 struct atom_common_table_header *atom_data_tbl, 141 struct atom_data_revision *tbl_revision) 142 { 143 if (!tbl_revision) 144 return; 145 146 /* initialize the revision to 0 which is invalid revision */ 147 tbl_revision->major = 0; 148 tbl_revision->minor = 0; 149 150 if (!atom_data_tbl) 151 return; 152 153 tbl_revision->major = 154 (uint32_t) atom_data_tbl->format_revision & 0x3f; 155 tbl_revision->minor = 156 (uint32_t) atom_data_tbl->content_revision & 0x3f; 157 } 158 159 /* BIOS oject table displaypath is per connector. 160 * There is extra path not for connector. BIOS fill its encoderid as 0 161 */ 162 static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb) 163 { 164 struct bios_parser *bp = BP_FROM_DCB(dcb); 165 unsigned int count = 0; 166 unsigned int i; 167 168 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 169 if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0) 170 count++; 171 } 172 return count; 173 } 174 175 static struct graphics_object_id bios_parser_get_connector_id( 176 struct dc_bios *dcb, 177 uint8_t i) 178 { 179 struct bios_parser *bp = BP_FROM_DCB(dcb); 180 struct graphics_object_id object_id = dal_graphics_object_id_init( 181 0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN); 182 struct object_info_table *tbl = &bp->object_info_tbl; 183 struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4; 184 185 if (v1_4->number_of_path > i) { 186 /* If display_objid is generic object id, the encoderObj 187 * /extencoderobjId should be 0 188 */ 189 if (v1_4->display_path[i].encoderobjid != 0 && 190 v1_4->display_path[i].display_objid != 0) 191 object_id = object_id_from_bios_object_id( 192 v1_4->display_path[i].display_objid); 193 } 194 195 return object_id; 196 } 197 198 static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb, 199 struct graphics_object_id object_id, uint32_t index, 200 struct graphics_object_id *src_object_id) 201 { 202 struct bios_parser *bp = BP_FROM_DCB(dcb); 203 unsigned int i; 204 enum bp_result bp_result = BP_RESULT_BADINPUT; 205 struct graphics_object_id obj_id = {0}; 206 struct object_info_table *tbl = &bp->object_info_tbl; 207 208 if (!src_object_id) 209 return bp_result; 210 211 switch (object_id.type) { 212 /* Encoder's Source is GPU. BIOS does not provide GPU, since all 213 * displaypaths point to same GPU (0x1100). Hardcode GPU object type 214 */ 215 case OBJECT_TYPE_ENCODER: 216 /* TODO: since num of src must be less than 2. 217 * If found in for loop, should break. 218 * DAL2 implementation may be changed too 219 */ 220 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 221 obj_id = object_id_from_bios_object_id( 222 tbl->v1_4->display_path[i].encoderobjid); 223 if (object_id.type == obj_id.type && 224 object_id.id == obj_id.id && 225 object_id.enum_id == 226 obj_id.enum_id) { 227 *src_object_id = 228 object_id_from_bios_object_id(0x1100); 229 /* break; */ 230 } 231 } 232 bp_result = BP_RESULT_OK; 233 break; 234 case OBJECT_TYPE_CONNECTOR: 235 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 236 obj_id = object_id_from_bios_object_id( 237 tbl->v1_4->display_path[i].display_objid); 238 239 if (object_id.type == obj_id.type && 240 object_id.id == obj_id.id && 241 object_id.enum_id == obj_id.enum_id) { 242 *src_object_id = 243 object_id_from_bios_object_id( 244 tbl->v1_4->display_path[i].encoderobjid); 245 /* break; */ 246 } 247 } 248 bp_result = BP_RESULT_OK; 249 break; 250 default: 251 break; 252 } 253 254 return bp_result; 255 } 256 257 /* from graphics_object_id, find display path which includes the object_id */ 258 static struct atom_display_object_path_v2 *get_bios_object( 259 struct bios_parser *bp, 260 struct graphics_object_id id) 261 { 262 unsigned int i; 263 struct graphics_object_id obj_id = {0}; 264 265 switch (id.type) { 266 case OBJECT_TYPE_ENCODER: 267 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 268 obj_id = object_id_from_bios_object_id( 269 bp->object_info_tbl.v1_4->display_path[i].encoderobjid); 270 if (id.type == obj_id.type && id.id == obj_id.id 271 && id.enum_id == obj_id.enum_id) 272 return &bp->object_info_tbl.v1_4->display_path[i]; 273 } 274 fallthrough; 275 case OBJECT_TYPE_CONNECTOR: 276 case OBJECT_TYPE_GENERIC: 277 /* Both Generic and Connector Object ID 278 * will be stored on display_objid 279 */ 280 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 281 obj_id = object_id_from_bios_object_id( 282 bp->object_info_tbl.v1_4->display_path[i].display_objid); 283 if (id.type == obj_id.type && id.id == obj_id.id 284 && id.enum_id == obj_id.enum_id) 285 return &bp->object_info_tbl.v1_4->display_path[i]; 286 } 287 fallthrough; 288 default: 289 return NULL; 290 } 291 } 292 293 static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb, 294 struct graphics_object_id id, 295 struct graphics_object_i2c_info *info) 296 { 297 uint32_t offset; 298 struct atom_display_object_path_v2 *object; 299 struct atom_common_record_header *header; 300 struct atom_i2c_record *record; 301 struct atom_i2c_record dummy_record = {0}; 302 struct bios_parser *bp = BP_FROM_DCB(dcb); 303 304 if (!info) 305 return BP_RESULT_BADINPUT; 306 307 if (id.type == OBJECT_TYPE_GENERIC) { 308 dummy_record.i2c_id = id.id; 309 310 if (get_gpio_i2c_info(bp, &dummy_record, info) == BP_RESULT_OK) 311 return BP_RESULT_OK; 312 else 313 return BP_RESULT_NORECORD; 314 } 315 316 object = get_bios_object(bp, id); 317 318 if (!object) 319 return BP_RESULT_BADINPUT; 320 321 offset = object->disp_recordoffset + bp->object_info_tbl_offset; 322 323 for (;;) { 324 header = GET_IMAGE(struct atom_common_record_header, offset); 325 326 if (!header) 327 return BP_RESULT_BADBIOSTABLE; 328 329 if (header->record_type == LAST_RECORD_TYPE || 330 !header->record_size) 331 break; 332 333 if (header->record_type == ATOM_I2C_RECORD_TYPE 334 && sizeof(struct atom_i2c_record) <= 335 header->record_size) { 336 /* get the I2C info */ 337 record = (struct atom_i2c_record *) header; 338 339 if (get_gpio_i2c_info(bp, record, info) == 340 BP_RESULT_OK) 341 return BP_RESULT_OK; 342 } 343 344 offset += header->record_size; 345 } 346 347 return BP_RESULT_NORECORD; 348 } 349 350 static enum bp_result get_gpio_i2c_info( 351 struct bios_parser *bp, 352 struct atom_i2c_record *record, 353 struct graphics_object_i2c_info *info) 354 { 355 struct atom_gpio_pin_lut_v2_1 *header; 356 uint32_t count = 0; 357 unsigned int table_index = 0; 358 bool find_valid = false; 359 360 if (!info) 361 return BP_RESULT_BADINPUT; 362 363 /* get the GPIO_I2C info */ 364 if (!DATA_TABLES(gpio_pin_lut)) 365 return BP_RESULT_BADBIOSTABLE; 366 367 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 368 DATA_TABLES(gpio_pin_lut)); 369 if (!header) 370 return BP_RESULT_BADBIOSTABLE; 371 372 if (sizeof(struct atom_common_table_header) + 373 sizeof(struct atom_gpio_pin_assignment) > 374 le16_to_cpu(header->table_header.structuresize)) 375 return BP_RESULT_BADBIOSTABLE; 376 377 /* TODO: is version change? */ 378 if (header->table_header.content_revision != 1) 379 return BP_RESULT_UNSUPPORTED; 380 381 /* get data count */ 382 count = (le16_to_cpu(header->table_header.structuresize) 383 - sizeof(struct atom_common_table_header)) 384 / sizeof(struct atom_gpio_pin_assignment); 385 386 for (table_index = 0; table_index < count; table_index++) { 387 if (((record->i2c_id & I2C_HW_CAP) == ( 388 header->gpio_pin[table_index].gpio_id & 389 I2C_HW_CAP)) && 390 ((record->i2c_id & I2C_HW_ENGINE_ID_MASK) == 391 (header->gpio_pin[table_index].gpio_id & 392 I2C_HW_ENGINE_ID_MASK)) && 393 ((record->i2c_id & I2C_HW_LANE_MUX) == 394 (header->gpio_pin[table_index].gpio_id & 395 I2C_HW_LANE_MUX))) { 396 /* still valid */ 397 find_valid = true; 398 break; 399 } 400 } 401 402 /* If we don't find the entry that we are looking for then 403 * we will return BP_Result_BadBiosTable. 404 */ 405 if (find_valid == false) 406 return BP_RESULT_BADBIOSTABLE; 407 408 /* get the GPIO_I2C_INFO */ 409 info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false; 410 info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX; 411 info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4; 412 info->i2c_slave_address = record->i2c_slave_addr; 413 414 /* TODO: check how to get register offset for en, Y, etc. */ 415 info->gpio_info.clk_a_register_index = 416 le16_to_cpu( 417 header->gpio_pin[table_index].data_a_reg_index); 418 info->gpio_info.clk_a_shift = 419 header->gpio_pin[table_index].gpio_bitshift; 420 421 return BP_RESULT_OK; 422 } 423 424 static enum bp_result bios_parser_get_hpd_info( 425 struct dc_bios *dcb, 426 struct graphics_object_id id, 427 struct graphics_object_hpd_info *info) 428 { 429 struct bios_parser *bp = BP_FROM_DCB(dcb); 430 struct atom_display_object_path_v2 *object; 431 struct atom_hpd_int_record *record = NULL; 432 433 if (!info) 434 return BP_RESULT_BADINPUT; 435 436 object = get_bios_object(bp, id); 437 438 if (!object) 439 return BP_RESULT_BADINPUT; 440 441 record = get_hpd_record(bp, object); 442 443 if (record != NULL) { 444 info->hpd_int_gpio_uid = record->pin_id; 445 info->hpd_active = record->plugin_pin_state; 446 return BP_RESULT_OK; 447 } 448 449 return BP_RESULT_NORECORD; 450 } 451 452 static struct atom_hpd_int_record *get_hpd_record( 453 struct bios_parser *bp, 454 struct atom_display_object_path_v2 *object) 455 { 456 struct atom_common_record_header *header; 457 uint32_t offset; 458 459 if (!object) { 460 BREAK_TO_DEBUGGER(); /* Invalid object */ 461 return NULL; 462 } 463 464 offset = le16_to_cpu(object->disp_recordoffset) 465 + bp->object_info_tbl_offset; 466 467 for (;;) { 468 header = GET_IMAGE(struct atom_common_record_header, offset); 469 470 if (!header) 471 return NULL; 472 473 if (header->record_type == LAST_RECORD_TYPE || 474 !header->record_size) 475 break; 476 477 if (header->record_type == ATOM_HPD_INT_RECORD_TYPE 478 && sizeof(struct atom_hpd_int_record) <= 479 header->record_size) 480 return (struct atom_hpd_int_record *) header; 481 482 offset += header->record_size; 483 } 484 485 return NULL; 486 } 487 488 /** 489 * bios_parser_get_gpio_pin_info 490 * Get GpioPin information of input gpio id 491 * 492 * @dcb: pointer to the DC BIOS 493 * @gpio_id: GPIO ID 494 * @info: GpioPin information structure 495 * return: Bios parser result code 496 * note: 497 * to get the GPIO PIN INFO, we need: 498 * 1. get the GPIO_ID from other object table, see GetHPDInfo() 499 * 2. in DATA_TABLE.GPIO_Pin_LUT, search all records, 500 * to get the registerA offset/mask 501 */ 502 static enum bp_result bios_parser_get_gpio_pin_info( 503 struct dc_bios *dcb, 504 uint32_t gpio_id, 505 struct gpio_pin_info *info) 506 { 507 struct bios_parser *bp = BP_FROM_DCB(dcb); 508 struct atom_gpio_pin_lut_v2_1 *header; 509 uint32_t count = 0; 510 uint32_t i = 0; 511 512 if (!DATA_TABLES(gpio_pin_lut)) 513 return BP_RESULT_BADBIOSTABLE; 514 515 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 516 DATA_TABLES(gpio_pin_lut)); 517 if (!header) 518 return BP_RESULT_BADBIOSTABLE; 519 520 if (sizeof(struct atom_common_table_header) + 521 sizeof(struct atom_gpio_pin_assignment) 522 > le16_to_cpu(header->table_header.structuresize)) 523 return BP_RESULT_BADBIOSTABLE; 524 525 if (header->table_header.content_revision != 1) 526 return BP_RESULT_UNSUPPORTED; 527 528 /* Temporary hard code gpio pin info */ 529 #if defined(FOR_SIMNOW_BOOT) 530 { 531 struct atom_gpio_pin_assignment gpio_pin[8] = { 532 {0x5db5, 0, 0, 1, 0}, 533 {0x5db5, 8, 8, 2, 0}, 534 {0x5db5, 0x10, 0x10, 3, 0}, 535 {0x5db5, 0x18, 0x14, 4, 0}, 536 {0x5db5, 0x1A, 0x18, 5, 0}, 537 {0x5db5, 0x1C, 0x1C, 6, 0}, 538 }; 539 540 count = 6; 541 memmove(header->gpio_pin, gpio_pin, sizeof(gpio_pin)); 542 } 543 #else 544 count = (le16_to_cpu(header->table_header.structuresize) 545 - sizeof(struct atom_common_table_header)) 546 / sizeof(struct atom_gpio_pin_assignment); 547 #endif 548 for (i = 0; i < count; ++i) { 549 if (header->gpio_pin[i].gpio_id != gpio_id) 550 continue; 551 552 info->offset = 553 (uint32_t) le16_to_cpu( 554 header->gpio_pin[i].data_a_reg_index); 555 info->offset_y = info->offset + 2; 556 info->offset_en = info->offset + 1; 557 info->offset_mask = info->offset - 1; 558 559 info->mask = (uint32_t) (1 << 560 header->gpio_pin[i].gpio_bitshift); 561 info->mask_y = info->mask + 2; 562 info->mask_en = info->mask + 1; 563 info->mask_mask = info->mask - 1; 564 565 return BP_RESULT_OK; 566 } 567 568 return BP_RESULT_NORECORD; 569 } 570 571 static struct device_id device_type_from_device_id(uint16_t device_id) 572 { 573 574 struct device_id result_device_id; 575 576 result_device_id.raw_device_tag = device_id; 577 578 switch (device_id) { 579 case ATOM_DISPLAY_LCD1_SUPPORT: 580 result_device_id.device_type = DEVICE_TYPE_LCD; 581 result_device_id.enum_id = 1; 582 break; 583 584 case ATOM_DISPLAY_LCD2_SUPPORT: 585 result_device_id.device_type = DEVICE_TYPE_LCD; 586 result_device_id.enum_id = 2; 587 break; 588 589 case ATOM_DISPLAY_DFP1_SUPPORT: 590 result_device_id.device_type = DEVICE_TYPE_DFP; 591 result_device_id.enum_id = 1; 592 break; 593 594 case ATOM_DISPLAY_DFP2_SUPPORT: 595 result_device_id.device_type = DEVICE_TYPE_DFP; 596 result_device_id.enum_id = 2; 597 break; 598 599 case ATOM_DISPLAY_DFP3_SUPPORT: 600 result_device_id.device_type = DEVICE_TYPE_DFP; 601 result_device_id.enum_id = 3; 602 break; 603 604 case ATOM_DISPLAY_DFP4_SUPPORT: 605 result_device_id.device_type = DEVICE_TYPE_DFP; 606 result_device_id.enum_id = 4; 607 break; 608 609 case ATOM_DISPLAY_DFP5_SUPPORT: 610 result_device_id.device_type = DEVICE_TYPE_DFP; 611 result_device_id.enum_id = 5; 612 break; 613 614 case ATOM_DISPLAY_DFP6_SUPPORT: 615 result_device_id.device_type = DEVICE_TYPE_DFP; 616 result_device_id.enum_id = 6; 617 break; 618 619 default: 620 BREAK_TO_DEBUGGER(); /* Invalid device Id */ 621 result_device_id.device_type = DEVICE_TYPE_UNKNOWN; 622 result_device_id.enum_id = 0; 623 } 624 return result_device_id; 625 } 626 627 static enum bp_result bios_parser_get_device_tag( 628 struct dc_bios *dcb, 629 struct graphics_object_id connector_object_id, 630 uint32_t device_tag_index, 631 struct connector_device_tag_info *info) 632 { 633 struct bios_parser *bp = BP_FROM_DCB(dcb); 634 struct atom_display_object_path_v2 *object; 635 636 if (!info) 637 return BP_RESULT_BADINPUT; 638 639 /* getBiosObject will return MXM object */ 640 object = get_bios_object(bp, connector_object_id); 641 642 if (!object) { 643 BREAK_TO_DEBUGGER(); /* Invalid object id */ 644 return BP_RESULT_BADINPUT; 645 } 646 647 info->acpi_device = 0; /* BIOS no longer provides this */ 648 info->dev_id = device_type_from_device_id(object->device_tag); 649 650 return BP_RESULT_OK; 651 } 652 653 static enum bp_result get_ss_info_v4_1( 654 struct bios_parser *bp, 655 uint32_t id, 656 uint32_t index, 657 struct spread_spectrum_info *ss_info) 658 { 659 enum bp_result result = BP_RESULT_OK; 660 struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL; 661 struct atom_smu_info_v3_3 *smu_info = NULL; 662 663 if (!ss_info) 664 return BP_RESULT_BADINPUT; 665 666 if (!DATA_TABLES(dce_info)) 667 return BP_RESULT_BADBIOSTABLE; 668 669 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1, 670 DATA_TABLES(dce_info)); 671 if (!disp_cntl_tbl) 672 return BP_RESULT_BADBIOSTABLE; 673 674 675 ss_info->type.STEP_AND_DELAY_INFO = false; 676 ss_info->spread_percentage_divider = 1000; 677 /* BIOS no longer uses target clock. Always enable for now */ 678 ss_info->target_clock_range = 0xffffffff; 679 680 switch (id) { 681 case AS_SIGNAL_TYPE_DVI: 682 ss_info->spread_spectrum_percentage = 683 disp_cntl_tbl->dvi_ss_percentage; 684 ss_info->spread_spectrum_range = 685 disp_cntl_tbl->dvi_ss_rate_10hz * 10; 686 if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 687 ss_info->type.CENTER_MODE = true; 688 break; 689 case AS_SIGNAL_TYPE_HDMI: 690 ss_info->spread_spectrum_percentage = 691 disp_cntl_tbl->hdmi_ss_percentage; 692 ss_info->spread_spectrum_range = 693 disp_cntl_tbl->hdmi_ss_rate_10hz * 10; 694 if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 695 ss_info->type.CENTER_MODE = true; 696 break; 697 /* TODO LVDS not support anymore? */ 698 case AS_SIGNAL_TYPE_DISPLAY_PORT: 699 ss_info->spread_spectrum_percentage = 700 disp_cntl_tbl->dp_ss_percentage; 701 ss_info->spread_spectrum_range = 702 disp_cntl_tbl->dp_ss_rate_10hz * 10; 703 if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 704 ss_info->type.CENTER_MODE = true; 705 break; 706 case AS_SIGNAL_TYPE_GPU_PLL: 707 /* atom_firmware: DAL only get data from dce_info table. 708 * if data within smu_info is needed for DAL, VBIOS should 709 * copy it into dce_info 710 */ 711 result = BP_RESULT_UNSUPPORTED; 712 break; 713 case AS_SIGNAL_TYPE_XGMI: 714 smu_info = GET_IMAGE(struct atom_smu_info_v3_3, 715 DATA_TABLES(smu_info)); 716 if (!smu_info) 717 return BP_RESULT_BADBIOSTABLE; 718 719 ss_info->spread_spectrum_percentage = 720 smu_info->waflclk_ss_percentage; 721 ss_info->spread_spectrum_range = 722 smu_info->gpuclk_ss_rate_10hz * 10; 723 if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 724 ss_info->type.CENTER_MODE = true; 725 break; 726 default: 727 result = BP_RESULT_UNSUPPORTED; 728 } 729 730 return result; 731 } 732 733 static enum bp_result get_ss_info_v4_2( 734 struct bios_parser *bp, 735 uint32_t id, 736 uint32_t index, 737 struct spread_spectrum_info *ss_info) 738 { 739 enum bp_result result = BP_RESULT_OK; 740 struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL; 741 struct atom_smu_info_v3_1 *smu_info = NULL; 742 743 if (!ss_info) 744 return BP_RESULT_BADINPUT; 745 746 if (!DATA_TABLES(dce_info)) 747 return BP_RESULT_BADBIOSTABLE; 748 749 if (!DATA_TABLES(smu_info)) 750 return BP_RESULT_BADBIOSTABLE; 751 752 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2, 753 DATA_TABLES(dce_info)); 754 if (!disp_cntl_tbl) 755 return BP_RESULT_BADBIOSTABLE; 756 757 smu_info = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); 758 if (!smu_info) 759 return BP_RESULT_BADBIOSTABLE; 760 761 ss_info->type.STEP_AND_DELAY_INFO = false; 762 ss_info->spread_percentage_divider = 1000; 763 /* BIOS no longer uses target clock. Always enable for now */ 764 ss_info->target_clock_range = 0xffffffff; 765 766 switch (id) { 767 case AS_SIGNAL_TYPE_DVI: 768 ss_info->spread_spectrum_percentage = 769 disp_cntl_tbl->dvi_ss_percentage; 770 ss_info->spread_spectrum_range = 771 disp_cntl_tbl->dvi_ss_rate_10hz * 10; 772 if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 773 ss_info->type.CENTER_MODE = true; 774 break; 775 case AS_SIGNAL_TYPE_HDMI: 776 ss_info->spread_spectrum_percentage = 777 disp_cntl_tbl->hdmi_ss_percentage; 778 ss_info->spread_spectrum_range = 779 disp_cntl_tbl->hdmi_ss_rate_10hz * 10; 780 if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 781 ss_info->type.CENTER_MODE = true; 782 break; 783 /* TODO LVDS not support anymore? */ 784 case AS_SIGNAL_TYPE_DISPLAY_PORT: 785 ss_info->spread_spectrum_percentage = 786 smu_info->gpuclk_ss_percentage; 787 ss_info->spread_spectrum_range = 788 smu_info->gpuclk_ss_rate_10hz * 10; 789 if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 790 ss_info->type.CENTER_MODE = true; 791 break; 792 case AS_SIGNAL_TYPE_GPU_PLL: 793 /* atom_firmware: DAL only get data from dce_info table. 794 * if data within smu_info is needed for DAL, VBIOS should 795 * copy it into dce_info 796 */ 797 result = BP_RESULT_UNSUPPORTED; 798 break; 799 default: 800 result = BP_RESULT_UNSUPPORTED; 801 } 802 803 return result; 804 } 805 806 /** 807 * bios_parser_get_spread_spectrum_info 808 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or 809 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info 810 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info 811 * ver 3.1, 812 * there is only one entry for each signal /ss id. However, there is 813 * no planning of supporting multiple spread Sprectum entry for EverGreen 814 * @dcb: pointer to the DC BIOS 815 * @signal: ASSignalType to be converted to info index 816 * @index: number of entries that match the converted info index 817 * @ss_info: sprectrum information structure, 818 * return: Bios parser result code 819 */ 820 static enum bp_result bios_parser_get_spread_spectrum_info( 821 struct dc_bios *dcb, 822 enum as_signal_type signal, 823 uint32_t index, 824 struct spread_spectrum_info *ss_info) 825 { 826 struct bios_parser *bp = BP_FROM_DCB(dcb); 827 enum bp_result result = BP_RESULT_UNSUPPORTED; 828 struct atom_common_table_header *header; 829 struct atom_data_revision tbl_revision; 830 831 if (!ss_info) /* check for bad input */ 832 return BP_RESULT_BADINPUT; 833 834 if (!DATA_TABLES(dce_info)) 835 return BP_RESULT_UNSUPPORTED; 836 837 header = GET_IMAGE(struct atom_common_table_header, 838 DATA_TABLES(dce_info)); 839 get_atom_data_table_revision(header, &tbl_revision); 840 841 switch (tbl_revision.major) { 842 case 4: 843 switch (tbl_revision.minor) { 844 case 1: 845 return get_ss_info_v4_1(bp, signal, index, ss_info); 846 case 2: 847 case 3: 848 case 4: 849 return get_ss_info_v4_2(bp, signal, index, ss_info); 850 default: 851 ASSERT(0); 852 break; 853 } 854 break; 855 default: 856 break; 857 } 858 /* there can not be more then one entry for SS Info table */ 859 return result; 860 } 861 862 static enum bp_result get_soc_bb_info_v4_4( 863 struct bios_parser *bp, 864 struct bp_soc_bb_info *soc_bb_info) 865 { 866 enum bp_result result = BP_RESULT_OK; 867 struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL; 868 869 if (!soc_bb_info) 870 return BP_RESULT_BADINPUT; 871 872 if (!DATA_TABLES(dce_info)) 873 return BP_RESULT_BADBIOSTABLE; 874 875 if (!DATA_TABLES(smu_info)) 876 return BP_RESULT_BADBIOSTABLE; 877 878 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_4, 879 DATA_TABLES(dce_info)); 880 if (!disp_cntl_tbl) 881 return BP_RESULT_BADBIOSTABLE; 882 883 soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat; 884 soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat; 885 soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat; 886 887 return result; 888 } 889 890 static enum bp_result bios_parser_get_soc_bb_info( 891 struct dc_bios *dcb, 892 struct bp_soc_bb_info *soc_bb_info) 893 { 894 struct bios_parser *bp = BP_FROM_DCB(dcb); 895 enum bp_result result = BP_RESULT_UNSUPPORTED; 896 struct atom_common_table_header *header; 897 struct atom_data_revision tbl_revision; 898 899 if (!soc_bb_info) /* check for bad input */ 900 return BP_RESULT_BADINPUT; 901 902 if (!DATA_TABLES(dce_info)) 903 return BP_RESULT_UNSUPPORTED; 904 905 header = GET_IMAGE(struct atom_common_table_header, 906 DATA_TABLES(dce_info)); 907 get_atom_data_table_revision(header, &tbl_revision); 908 909 switch (tbl_revision.major) { 910 case 4: 911 switch (tbl_revision.minor) { 912 case 1: 913 case 2: 914 case 3: 915 break; 916 case 4: 917 result = get_soc_bb_info_v4_4(bp, soc_bb_info); 918 break; 919 default: 920 break; 921 } 922 break; 923 default: 924 break; 925 } 926 927 return result; 928 } 929 930 static enum bp_result get_disp_caps_v4_1( 931 struct bios_parser *bp, 932 uint8_t *dce_caps) 933 { 934 enum bp_result result = BP_RESULT_OK; 935 struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL; 936 937 if (!dce_caps) 938 return BP_RESULT_BADINPUT; 939 940 if (!DATA_TABLES(dce_info)) 941 return BP_RESULT_BADBIOSTABLE; 942 943 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1, 944 DATA_TABLES(dce_info)); 945 946 if (!disp_cntl_tbl) 947 return BP_RESULT_BADBIOSTABLE; 948 949 *dce_caps = disp_cntl_tbl->display_caps; 950 951 return result; 952 } 953 954 static enum bp_result get_disp_caps_v4_2( 955 struct bios_parser *bp, 956 uint8_t *dce_caps) 957 { 958 enum bp_result result = BP_RESULT_OK; 959 struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL; 960 961 if (!dce_caps) 962 return BP_RESULT_BADINPUT; 963 964 if (!DATA_TABLES(dce_info)) 965 return BP_RESULT_BADBIOSTABLE; 966 967 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2, 968 DATA_TABLES(dce_info)); 969 970 if (!disp_cntl_tbl) 971 return BP_RESULT_BADBIOSTABLE; 972 973 *dce_caps = disp_cntl_tbl->display_caps; 974 975 return result; 976 } 977 978 static enum bp_result get_disp_caps_v4_3( 979 struct bios_parser *bp, 980 uint8_t *dce_caps) 981 { 982 enum bp_result result = BP_RESULT_OK; 983 struct atom_display_controller_info_v4_3 *disp_cntl_tbl = NULL; 984 985 if (!dce_caps) 986 return BP_RESULT_BADINPUT; 987 988 if (!DATA_TABLES(dce_info)) 989 return BP_RESULT_BADBIOSTABLE; 990 991 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_3, 992 DATA_TABLES(dce_info)); 993 994 if (!disp_cntl_tbl) 995 return BP_RESULT_BADBIOSTABLE; 996 997 *dce_caps = disp_cntl_tbl->display_caps; 998 999 return result; 1000 } 1001 1002 static enum bp_result get_disp_caps_v4_4( 1003 struct bios_parser *bp, 1004 uint8_t *dce_caps) 1005 { 1006 enum bp_result result = BP_RESULT_OK; 1007 struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL; 1008 1009 if (!dce_caps) 1010 return BP_RESULT_BADINPUT; 1011 1012 if (!DATA_TABLES(dce_info)) 1013 return BP_RESULT_BADBIOSTABLE; 1014 1015 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_4, 1016 DATA_TABLES(dce_info)); 1017 1018 if (!disp_cntl_tbl) 1019 return BP_RESULT_BADBIOSTABLE; 1020 1021 *dce_caps = disp_cntl_tbl->display_caps; 1022 1023 return result; 1024 } 1025 1026 static enum bp_result bios_parser_get_lttpr_interop( 1027 struct dc_bios *dcb, 1028 uint8_t *dce_caps) 1029 { 1030 struct bios_parser *bp = BP_FROM_DCB(dcb); 1031 enum bp_result result = BP_RESULT_UNSUPPORTED; 1032 struct atom_common_table_header *header; 1033 struct atom_data_revision tbl_revision; 1034 1035 if (!DATA_TABLES(dce_info)) 1036 return BP_RESULT_UNSUPPORTED; 1037 1038 header = GET_IMAGE(struct atom_common_table_header, 1039 DATA_TABLES(dce_info)); 1040 get_atom_data_table_revision(header, &tbl_revision); 1041 switch (tbl_revision.major) { 1042 case 4: 1043 switch (tbl_revision.minor) { 1044 case 1: 1045 result = get_disp_caps_v4_1(bp, dce_caps); 1046 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE); 1047 break; 1048 case 2: 1049 result = get_disp_caps_v4_2(bp, dce_caps); 1050 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE); 1051 break; 1052 case 3: 1053 result = get_disp_caps_v4_3(bp, dce_caps); 1054 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE); 1055 break; 1056 case 4: 1057 result = get_disp_caps_v4_4(bp, dce_caps); 1058 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE); 1059 break; 1060 default: 1061 break; 1062 } 1063 break; 1064 default: 1065 break; 1066 } 1067 1068 return result; 1069 } 1070 1071 static enum bp_result bios_parser_get_lttpr_caps( 1072 struct dc_bios *dcb, 1073 uint8_t *dce_caps) 1074 { 1075 struct bios_parser *bp = BP_FROM_DCB(dcb); 1076 enum bp_result result = BP_RESULT_UNSUPPORTED; 1077 struct atom_common_table_header *header; 1078 struct atom_data_revision tbl_revision; 1079 1080 if (!DATA_TABLES(dce_info)) 1081 return BP_RESULT_UNSUPPORTED; 1082 1083 header = GET_IMAGE(struct atom_common_table_header, 1084 DATA_TABLES(dce_info)); 1085 get_atom_data_table_revision(header, &tbl_revision); 1086 switch (tbl_revision.major) { 1087 case 4: 1088 switch (tbl_revision.minor) { 1089 case 1: 1090 result = get_disp_caps_v4_1(bp, dce_caps); 1091 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE); 1092 break; 1093 case 2: 1094 result = get_disp_caps_v4_2(bp, dce_caps); 1095 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE); 1096 break; 1097 case 3: 1098 result = get_disp_caps_v4_3(bp, dce_caps); 1099 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE); 1100 break; 1101 case 4: 1102 result = get_disp_caps_v4_4(bp, dce_caps); 1103 *dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE); 1104 break; 1105 default: 1106 break; 1107 } 1108 break; 1109 default: 1110 break; 1111 } 1112 1113 return result; 1114 } 1115 1116 static enum bp_result get_embedded_panel_info_v2_1( 1117 struct bios_parser *bp, 1118 struct embedded_panel_info *info) 1119 { 1120 struct lcd_info_v2_1 *lvds; 1121 1122 if (!info) 1123 return BP_RESULT_BADINPUT; 1124 1125 if (!DATA_TABLES(lcd_info)) 1126 return BP_RESULT_UNSUPPORTED; 1127 1128 lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info)); 1129 1130 if (!lvds) 1131 return BP_RESULT_BADBIOSTABLE; 1132 1133 /* TODO: previous vv1_3, should v2_1 */ 1134 if (!((lvds->table_header.format_revision == 2) 1135 && (lvds->table_header.content_revision >= 1))) 1136 return BP_RESULT_UNSUPPORTED; 1137 1138 memset(info, 0, sizeof(struct embedded_panel_info)); 1139 1140 /* We need to convert from 10KHz units into KHz units */ 1141 info->lcd_timing.pixel_clk = le16_to_cpu(lvds->lcd_timing.pixclk) * 10; 1142 /* usHActive does not include borders, according to VBIOS team */ 1143 info->lcd_timing.horizontal_addressable = le16_to_cpu(lvds->lcd_timing.h_active); 1144 /* usHBlanking_Time includes borders, so we should really be 1145 * subtractingborders duing this translation, but LVDS generally 1146 * doesn't have borders, so we should be okay leaving this as is for 1147 * now. May need to revisit if we ever have LVDS with borders 1148 */ 1149 info->lcd_timing.horizontal_blanking_time = le16_to_cpu(lvds->lcd_timing.h_blanking_time); 1150 /* usVActive does not include borders, according to VBIOS team*/ 1151 info->lcd_timing.vertical_addressable = le16_to_cpu(lvds->lcd_timing.v_active); 1152 /* usVBlanking_Time includes borders, so we should really be 1153 * subtracting borders duing this translation, but LVDS generally 1154 * doesn't have borders, so we should be okay leaving this as is for 1155 * now. May need to revisit if we ever have LVDS with borders 1156 */ 1157 info->lcd_timing.vertical_blanking_time = le16_to_cpu(lvds->lcd_timing.v_blanking_time); 1158 info->lcd_timing.horizontal_sync_offset = le16_to_cpu(lvds->lcd_timing.h_sync_offset); 1159 info->lcd_timing.horizontal_sync_width = le16_to_cpu(lvds->lcd_timing.h_sync_width); 1160 info->lcd_timing.vertical_sync_offset = le16_to_cpu(lvds->lcd_timing.v_sync_offset); 1161 info->lcd_timing.vertical_sync_width = le16_to_cpu(lvds->lcd_timing.v_syncwidth); 1162 info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border; 1163 info->lcd_timing.vertical_border = lvds->lcd_timing.v_border; 1164 1165 /* not provided by VBIOS */ 1166 info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0; 1167 1168 info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo 1169 & ATOM_HSYNC_POLARITY); 1170 info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo 1171 & ATOM_VSYNC_POLARITY); 1172 1173 /* not provided by VBIOS */ 1174 info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0; 1175 1176 info->lcd_timing.misc_info.H_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo 1177 & ATOM_H_REPLICATIONBY2); 1178 info->lcd_timing.misc_info.V_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo 1179 & ATOM_V_REPLICATIONBY2); 1180 info->lcd_timing.misc_info.COMPOSITE_SYNC = !!(lvds->lcd_timing.miscinfo 1181 & ATOM_COMPOSITESYNC); 1182 info->lcd_timing.misc_info.INTERLACE = !!(lvds->lcd_timing.miscinfo & ATOM_INTERLACE); 1183 1184 /* not provided by VBIOS*/ 1185 info->lcd_timing.misc_info.DOUBLE_CLOCK = 0; 1186 /* not provided by VBIOS*/ 1187 info->ss_id = 0; 1188 1189 info->realtek_eDPToLVDS = !!(lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID); 1190 1191 return BP_RESULT_OK; 1192 } 1193 1194 static enum bp_result bios_parser_get_embedded_panel_info( 1195 struct dc_bios *dcb, 1196 struct embedded_panel_info *info) 1197 { 1198 struct bios_parser 1199 *bp = BP_FROM_DCB(dcb); 1200 struct atom_common_table_header *header; 1201 struct atom_data_revision tbl_revision; 1202 1203 if (!DATA_TABLES(lcd_info)) 1204 return BP_RESULT_FAILURE; 1205 1206 header = GET_IMAGE(struct atom_common_table_header, DATA_TABLES(lcd_info)); 1207 1208 if (!header) 1209 return BP_RESULT_BADBIOSTABLE; 1210 1211 get_atom_data_table_revision(header, &tbl_revision); 1212 1213 switch (tbl_revision.major) { 1214 case 2: 1215 switch (tbl_revision.minor) { 1216 case 1: 1217 return get_embedded_panel_info_v2_1(bp, info); 1218 default: 1219 break; 1220 } 1221 break; 1222 default: 1223 break; 1224 } 1225 1226 return BP_RESULT_FAILURE; 1227 } 1228 1229 static uint32_t get_support_mask_for_device_id(struct device_id device_id) 1230 { 1231 enum dal_device_type device_type = device_id.device_type; 1232 uint32_t enum_id = device_id.enum_id; 1233 1234 switch (device_type) { 1235 case DEVICE_TYPE_LCD: 1236 switch (enum_id) { 1237 case 1: 1238 return ATOM_DISPLAY_LCD1_SUPPORT; 1239 default: 1240 break; 1241 } 1242 break; 1243 case DEVICE_TYPE_DFP: 1244 switch (enum_id) { 1245 case 1: 1246 return ATOM_DISPLAY_DFP1_SUPPORT; 1247 case 2: 1248 return ATOM_DISPLAY_DFP2_SUPPORT; 1249 case 3: 1250 return ATOM_DISPLAY_DFP3_SUPPORT; 1251 case 4: 1252 return ATOM_DISPLAY_DFP4_SUPPORT; 1253 case 5: 1254 return ATOM_DISPLAY_DFP5_SUPPORT; 1255 case 6: 1256 return ATOM_DISPLAY_DFP6_SUPPORT; 1257 default: 1258 break; 1259 } 1260 break; 1261 default: 1262 break; 1263 } 1264 1265 /* Unidentified device ID, return empty support mask. */ 1266 return 0; 1267 } 1268 1269 static bool bios_parser_is_device_id_supported( 1270 struct dc_bios *dcb, 1271 struct device_id id) 1272 { 1273 struct bios_parser *bp = BP_FROM_DCB(dcb); 1274 1275 uint32_t mask = get_support_mask_for_device_id(id); 1276 1277 return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & 1278 mask) != 0; 1279 } 1280 1281 static uint32_t bios_parser_get_ss_entry_number( 1282 struct dc_bios *dcb, 1283 enum as_signal_type signal) 1284 { 1285 /* TODO: DAL2 atomfirmware implementation does not need this. 1286 * why DAL3 need this? 1287 */ 1288 return 1; 1289 } 1290 1291 static enum bp_result bios_parser_transmitter_control( 1292 struct dc_bios *dcb, 1293 struct bp_transmitter_control *cntl) 1294 { 1295 struct bios_parser *bp = BP_FROM_DCB(dcb); 1296 1297 if (!bp->cmd_tbl.transmitter_control) 1298 return BP_RESULT_FAILURE; 1299 1300 return bp->cmd_tbl.transmitter_control(bp, cntl); 1301 } 1302 1303 static enum bp_result bios_parser_encoder_control( 1304 struct dc_bios *dcb, 1305 struct bp_encoder_control *cntl) 1306 { 1307 struct bios_parser *bp = BP_FROM_DCB(dcb); 1308 1309 if (!bp->cmd_tbl.dig_encoder_control) 1310 return BP_RESULT_FAILURE; 1311 1312 return bp->cmd_tbl.dig_encoder_control(bp, cntl); 1313 } 1314 1315 static enum bp_result bios_parser_set_pixel_clock( 1316 struct dc_bios *dcb, 1317 struct bp_pixel_clock_parameters *bp_params) 1318 { 1319 struct bios_parser *bp = BP_FROM_DCB(dcb); 1320 1321 if (!bp->cmd_tbl.set_pixel_clock) 1322 return BP_RESULT_FAILURE; 1323 1324 return bp->cmd_tbl.set_pixel_clock(bp, bp_params); 1325 } 1326 1327 static enum bp_result bios_parser_set_dce_clock( 1328 struct dc_bios *dcb, 1329 struct bp_set_dce_clock_parameters *bp_params) 1330 { 1331 struct bios_parser *bp = BP_FROM_DCB(dcb); 1332 1333 if (!bp->cmd_tbl.set_dce_clock) 1334 return BP_RESULT_FAILURE; 1335 1336 return bp->cmd_tbl.set_dce_clock(bp, bp_params); 1337 } 1338 1339 static enum bp_result bios_parser_program_crtc_timing( 1340 struct dc_bios *dcb, 1341 struct bp_hw_crtc_timing_parameters *bp_params) 1342 { 1343 struct bios_parser *bp = BP_FROM_DCB(dcb); 1344 1345 if (!bp->cmd_tbl.set_crtc_timing) 1346 return BP_RESULT_FAILURE; 1347 1348 return bp->cmd_tbl.set_crtc_timing(bp, bp_params); 1349 } 1350 1351 static enum bp_result bios_parser_enable_crtc( 1352 struct dc_bios *dcb, 1353 enum controller_id id, 1354 bool enable) 1355 { 1356 struct bios_parser *bp = BP_FROM_DCB(dcb); 1357 1358 if (!bp->cmd_tbl.enable_crtc) 1359 return BP_RESULT_FAILURE; 1360 1361 return bp->cmd_tbl.enable_crtc(bp, id, enable); 1362 } 1363 1364 static enum bp_result bios_parser_enable_disp_power_gating( 1365 struct dc_bios *dcb, 1366 enum controller_id controller_id, 1367 enum bp_pipe_control_action action) 1368 { 1369 struct bios_parser *bp = BP_FROM_DCB(dcb); 1370 1371 if (!bp->cmd_tbl.enable_disp_power_gating) 1372 return BP_RESULT_FAILURE; 1373 1374 return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id, 1375 action); 1376 } 1377 1378 static enum bp_result bios_parser_enable_lvtma_control( 1379 struct dc_bios *dcb, 1380 uint8_t uc_pwr_on, 1381 uint8_t panel_instance) 1382 { 1383 struct bios_parser *bp = BP_FROM_DCB(dcb); 1384 1385 if (!bp->cmd_tbl.enable_lvtma_control) 1386 return BP_RESULT_FAILURE; 1387 1388 return bp->cmd_tbl.enable_lvtma_control(bp, uc_pwr_on, panel_instance); 1389 } 1390 1391 static bool bios_parser_is_accelerated_mode( 1392 struct dc_bios *dcb) 1393 { 1394 return bios_is_accelerated_mode(dcb); 1395 } 1396 1397 /** 1398 * bios_parser_set_scratch_critical_state - update critical state bit 1399 * in VBIOS scratch register 1400 * 1401 * @dcb: pointer to the DC BIO 1402 * @state: set or reset state 1403 */ 1404 static void bios_parser_set_scratch_critical_state( 1405 struct dc_bios *dcb, 1406 bool state) 1407 { 1408 bios_set_scratch_critical_state(dcb, state); 1409 } 1410 1411 static enum bp_result bios_parser_get_firmware_info( 1412 struct dc_bios *dcb, 1413 struct dc_firmware_info *info) 1414 { 1415 struct bios_parser *bp = BP_FROM_DCB(dcb); 1416 enum bp_result result = BP_RESULT_BADBIOSTABLE; 1417 struct atom_common_table_header *header; 1418 1419 struct atom_data_revision revision; 1420 1421 if (info && DATA_TABLES(firmwareinfo)) { 1422 header = GET_IMAGE(struct atom_common_table_header, 1423 DATA_TABLES(firmwareinfo)); 1424 get_atom_data_table_revision(header, &revision); 1425 switch (revision.major) { 1426 case 3: 1427 switch (revision.minor) { 1428 case 1: 1429 result = get_firmware_info_v3_1(bp, info); 1430 break; 1431 case 2: 1432 case 3: 1433 result = get_firmware_info_v3_2(bp, info); 1434 break; 1435 case 4: 1436 result = get_firmware_info_v3_4(bp, info); 1437 break; 1438 default: 1439 break; 1440 } 1441 break; 1442 default: 1443 break; 1444 } 1445 } 1446 1447 return result; 1448 } 1449 1450 static enum bp_result get_firmware_info_v3_1( 1451 struct bios_parser *bp, 1452 struct dc_firmware_info *info) 1453 { 1454 struct atom_firmware_info_v3_1 *firmware_info; 1455 struct atom_display_controller_info_v4_1 *dce_info = NULL; 1456 1457 if (!info) 1458 return BP_RESULT_BADINPUT; 1459 1460 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1, 1461 DATA_TABLES(firmwareinfo)); 1462 1463 dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1, 1464 DATA_TABLES(dce_info)); 1465 1466 if (!firmware_info || !dce_info) 1467 return BP_RESULT_BADBIOSTABLE; 1468 1469 memset(info, 0, sizeof(*info)); 1470 1471 /* Pixel clock pll information. */ 1472 /* We need to convert from 10KHz units into KHz units */ 1473 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1474 info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10; 1475 1476 /* 27MHz for Vega10: */ 1477 info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10; 1478 1479 /* Hardcode frequency if BIOS gives no DCE Ref Clk */ 1480 if (info->pll_info.crystal_frequency == 0) 1481 info->pll_info.crystal_frequency = 27000; 1482 /*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/ 1483 info->dp_phy_ref_clk = dce_info->dpphy_refclk_10khz * 10; 1484 info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10; 1485 1486 /* Get GPU PLL VCO Clock */ 1487 1488 if (bp->cmd_tbl.get_smu_clock_info != NULL) { 1489 /* VBIOS gives in 10KHz */ 1490 info->smu_gpu_pll_output_freq = 1491 bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10; 1492 } 1493 1494 info->oem_i2c_present = false; 1495 1496 return BP_RESULT_OK; 1497 } 1498 1499 static enum bp_result get_firmware_info_v3_2( 1500 struct bios_parser *bp, 1501 struct dc_firmware_info *info) 1502 { 1503 struct atom_firmware_info_v3_2 *firmware_info; 1504 struct atom_display_controller_info_v4_1 *dce_info = NULL; 1505 struct atom_common_table_header *header; 1506 struct atom_data_revision revision; 1507 struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL; 1508 struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL; 1509 1510 if (!info) 1511 return BP_RESULT_BADINPUT; 1512 1513 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2, 1514 DATA_TABLES(firmwareinfo)); 1515 1516 dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1, 1517 DATA_TABLES(dce_info)); 1518 1519 if (!firmware_info || !dce_info) 1520 return BP_RESULT_BADBIOSTABLE; 1521 1522 memset(info, 0, sizeof(*info)); 1523 1524 header = GET_IMAGE(struct atom_common_table_header, 1525 DATA_TABLES(smu_info)); 1526 get_atom_data_table_revision(header, &revision); 1527 1528 if (revision.minor == 2) { 1529 /* Vega12 */ 1530 smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2, 1531 DATA_TABLES(smu_info)); 1532 1533 if (!smu_info_v3_2) 1534 return BP_RESULT_BADBIOSTABLE; 1535 1536 info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10; 1537 } else if (revision.minor == 3) { 1538 /* Vega20 */ 1539 smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3, 1540 DATA_TABLES(smu_info)); 1541 1542 if (!smu_info_v3_3) 1543 return BP_RESULT_BADBIOSTABLE; 1544 1545 info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10; 1546 } 1547 1548 // We need to convert from 10KHz units into KHz units. 1549 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1550 1551 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */ 1552 info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10; 1553 /* Hardcode frequency if BIOS gives no DCE Ref Clk */ 1554 if (info->pll_info.crystal_frequency == 0) { 1555 if (revision.minor == 2) 1556 info->pll_info.crystal_frequency = 27000; 1557 else if (revision.minor == 3) 1558 info->pll_info.crystal_frequency = 100000; 1559 } 1560 /*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/ 1561 info->dp_phy_ref_clk = dce_info->dpphy_refclk_10khz * 10; 1562 info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10; 1563 1564 /* Get GPU PLL VCO Clock */ 1565 if (bp->cmd_tbl.get_smu_clock_info != NULL) { 1566 if (revision.minor == 2) 1567 info->smu_gpu_pll_output_freq = 1568 bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10; 1569 else if (revision.minor == 3) 1570 info->smu_gpu_pll_output_freq = 1571 bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10; 1572 } 1573 1574 if (firmware_info->board_i2c_feature_id == 0x2) { 1575 info->oem_i2c_present = true; 1576 info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id; 1577 } else { 1578 info->oem_i2c_present = false; 1579 } 1580 1581 return BP_RESULT_OK; 1582 } 1583 1584 static enum bp_result get_firmware_info_v3_4( 1585 struct bios_parser *bp, 1586 struct dc_firmware_info *info) 1587 { 1588 struct atom_firmware_info_v3_4 *firmware_info; 1589 struct atom_common_table_header *header; 1590 struct atom_data_revision revision; 1591 struct atom_display_controller_info_v4_1 *dce_info_v4_1 = NULL; 1592 struct atom_display_controller_info_v4_4 *dce_info_v4_4 = NULL; 1593 if (!info) 1594 return BP_RESULT_BADINPUT; 1595 1596 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_4, 1597 DATA_TABLES(firmwareinfo)); 1598 1599 if (!firmware_info) 1600 return BP_RESULT_BADBIOSTABLE; 1601 1602 memset(info, 0, sizeof(*info)); 1603 1604 header = GET_IMAGE(struct atom_common_table_header, 1605 DATA_TABLES(dce_info)); 1606 1607 get_atom_data_table_revision(header, &revision); 1608 1609 switch (revision.major) { 1610 case 4: 1611 switch (revision.minor) { 1612 case 4: 1613 dce_info_v4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4, 1614 DATA_TABLES(dce_info)); 1615 1616 if (!dce_info_v4_4) 1617 return BP_RESULT_BADBIOSTABLE; 1618 1619 /* 100MHz expected */ 1620 info->pll_info.crystal_frequency = dce_info_v4_4->dce_refclk_10khz * 10; 1621 info->dp_phy_ref_clk = dce_info_v4_4->dpphy_refclk_10khz * 10; 1622 /* 50MHz expected */ 1623 info->i2c_engine_ref_clk = dce_info_v4_4->i2c_engine_refclk_10khz * 10; 1624 1625 /* Get SMU Display PLL VCO Frequency in KHz*/ 1626 info->smu_gpu_pll_output_freq = dce_info_v4_4->dispclk_pll_vco_freq * 10; 1627 break; 1628 1629 default: 1630 /* should not come here, keep as backup, as was before */ 1631 dce_info_v4_1 = GET_IMAGE(struct atom_display_controller_info_v4_1, 1632 DATA_TABLES(dce_info)); 1633 1634 if (!dce_info_v4_1) 1635 return BP_RESULT_BADBIOSTABLE; 1636 1637 info->pll_info.crystal_frequency = dce_info_v4_1->dce_refclk_10khz * 10; 1638 info->dp_phy_ref_clk = dce_info_v4_1->dpphy_refclk_10khz * 10; 1639 info->i2c_engine_ref_clk = dce_info_v4_1->i2c_engine_refclk_10khz * 10; 1640 break; 1641 } 1642 break; 1643 1644 default: 1645 ASSERT(0); 1646 break; 1647 } 1648 1649 header = GET_IMAGE(struct atom_common_table_header, 1650 DATA_TABLES(smu_info)); 1651 get_atom_data_table_revision(header, &revision); 1652 1653 // We need to convert from 10KHz units into KHz units. 1654 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1655 1656 if (firmware_info->board_i2c_feature_id == 0x2) { 1657 info->oem_i2c_present = true; 1658 info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id; 1659 } else { 1660 info->oem_i2c_present = false; 1661 } 1662 1663 return BP_RESULT_OK; 1664 } 1665 1666 static enum bp_result bios_parser_get_encoder_cap_info( 1667 struct dc_bios *dcb, 1668 struct graphics_object_id object_id, 1669 struct bp_encoder_cap_info *info) 1670 { 1671 struct bios_parser *bp = BP_FROM_DCB(dcb); 1672 struct atom_display_object_path_v2 *object; 1673 struct atom_encoder_caps_record *record = NULL; 1674 1675 if (!info) 1676 return BP_RESULT_BADINPUT; 1677 1678 object = get_bios_object(bp, object_id); 1679 1680 if (!object) 1681 return BP_RESULT_BADINPUT; 1682 1683 record = get_encoder_cap_record(bp, object); 1684 if (!record) 1685 return BP_RESULT_NORECORD; 1686 1687 info->DP_HBR2_CAP = (record->encodercaps & 1688 ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0; 1689 info->DP_HBR2_EN = (record->encodercaps & 1690 ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0; 1691 info->DP_HBR3_EN = (record->encodercaps & 1692 ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0; 1693 info->HDMI_6GB_EN = (record->encodercaps & 1694 ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0; 1695 #if defined(CONFIG_DRM_AMD_DC_DCN) 1696 info->IS_DP2_CAPABLE = (record->encodercaps & 1697 ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0; 1698 info->DP_UHBR10_EN = (record->encodercaps & 1699 ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0; 1700 info->DP_UHBR13_5_EN = (record->encodercaps & 1701 ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0; 1702 info->DP_UHBR20_EN = (record->encodercaps & 1703 ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0; 1704 #endif 1705 info->DP_IS_USB_C = (record->encodercaps & 1706 ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0; 1707 1708 return BP_RESULT_OK; 1709 } 1710 1711 1712 static struct atom_encoder_caps_record *get_encoder_cap_record( 1713 struct bios_parser *bp, 1714 struct atom_display_object_path_v2 *object) 1715 { 1716 struct atom_common_record_header *header; 1717 uint32_t offset; 1718 1719 if (!object) { 1720 BREAK_TO_DEBUGGER(); /* Invalid object */ 1721 return NULL; 1722 } 1723 1724 offset = object->encoder_recordoffset + bp->object_info_tbl_offset; 1725 1726 for (;;) { 1727 header = GET_IMAGE(struct atom_common_record_header, offset); 1728 1729 if (!header) 1730 return NULL; 1731 1732 offset += header->record_size; 1733 1734 if (header->record_type == LAST_RECORD_TYPE || 1735 !header->record_size) 1736 break; 1737 1738 if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE) 1739 continue; 1740 1741 if (sizeof(struct atom_encoder_caps_record) <= 1742 header->record_size) 1743 return (struct atom_encoder_caps_record *)header; 1744 } 1745 1746 return NULL; 1747 } 1748 1749 static struct atom_disp_connector_caps_record *get_disp_connector_caps_record( 1750 struct bios_parser *bp, 1751 struct atom_display_object_path_v2 *object) 1752 { 1753 struct atom_common_record_header *header; 1754 uint32_t offset; 1755 1756 if (!object) { 1757 BREAK_TO_DEBUGGER(); /* Invalid object */ 1758 return NULL; 1759 } 1760 1761 offset = object->disp_recordoffset + bp->object_info_tbl_offset; 1762 1763 for (;;) { 1764 header = GET_IMAGE(struct atom_common_record_header, offset); 1765 1766 if (!header) 1767 return NULL; 1768 1769 offset += header->record_size; 1770 1771 if (header->record_type == LAST_RECORD_TYPE || 1772 !header->record_size) 1773 break; 1774 1775 if (header->record_type != ATOM_DISP_CONNECTOR_CAPS_RECORD_TYPE) 1776 continue; 1777 1778 if (sizeof(struct atom_disp_connector_caps_record) <= 1779 header->record_size) 1780 return (struct atom_disp_connector_caps_record *)header; 1781 } 1782 1783 return NULL; 1784 } 1785 1786 static enum bp_result bios_parser_get_disp_connector_caps_info( 1787 struct dc_bios *dcb, 1788 struct graphics_object_id object_id, 1789 struct bp_disp_connector_caps_info *info) 1790 { 1791 struct bios_parser *bp = BP_FROM_DCB(dcb); 1792 struct atom_display_object_path_v2 *object; 1793 struct atom_disp_connector_caps_record *record = NULL; 1794 1795 if (!info) 1796 return BP_RESULT_BADINPUT; 1797 1798 object = get_bios_object(bp, object_id); 1799 1800 if (!object) 1801 return BP_RESULT_BADINPUT; 1802 1803 record = get_disp_connector_caps_record(bp, object); 1804 if (!record) 1805 return BP_RESULT_NORECORD; 1806 1807 info->INTERNAL_DISPLAY = (record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY) 1808 ? 1 : 0; 1809 info->INTERNAL_DISPLAY_BL = (record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL) 1810 ? 1 : 0; 1811 1812 return BP_RESULT_OK; 1813 } 1814 1815 static enum bp_result get_vram_info_v23( 1816 struct bios_parser *bp, 1817 struct dc_vram_info *info) 1818 { 1819 struct atom_vram_info_header_v2_3 *info_v23; 1820 enum bp_result result = BP_RESULT_OK; 1821 1822 info_v23 = GET_IMAGE(struct atom_vram_info_header_v2_3, 1823 DATA_TABLES(vram_info)); 1824 1825 if (info_v23 == NULL) 1826 return BP_RESULT_BADBIOSTABLE; 1827 1828 info->num_chans = info_v23->vram_module[0].channel_num; 1829 info->dram_channel_width_bytes = (1 << info_v23->vram_module[0].channel_width) / 8; 1830 1831 return result; 1832 } 1833 1834 static enum bp_result get_vram_info_v24( 1835 struct bios_parser *bp, 1836 struct dc_vram_info *info) 1837 { 1838 struct atom_vram_info_header_v2_4 *info_v24; 1839 enum bp_result result = BP_RESULT_OK; 1840 1841 info_v24 = GET_IMAGE(struct atom_vram_info_header_v2_4, 1842 DATA_TABLES(vram_info)); 1843 1844 if (info_v24 == NULL) 1845 return BP_RESULT_BADBIOSTABLE; 1846 1847 info->num_chans = info_v24->vram_module[0].channel_num; 1848 info->dram_channel_width_bytes = (1 << info_v24->vram_module[0].channel_width) / 8; 1849 1850 return result; 1851 } 1852 1853 static enum bp_result get_vram_info_v25( 1854 struct bios_parser *bp, 1855 struct dc_vram_info *info) 1856 { 1857 struct atom_vram_info_header_v2_5 *info_v25; 1858 enum bp_result result = BP_RESULT_OK; 1859 1860 info_v25 = GET_IMAGE(struct atom_vram_info_header_v2_5, 1861 DATA_TABLES(vram_info)); 1862 1863 if (info_v25 == NULL) 1864 return BP_RESULT_BADBIOSTABLE; 1865 1866 info->num_chans = info_v25->vram_module[0].channel_num; 1867 info->dram_channel_width_bytes = (1 << info_v25->vram_module[0].channel_width) / 8; 1868 1869 return result; 1870 } 1871 1872 /* 1873 * get_integrated_info_v11 1874 * 1875 * @brief 1876 * Get V8 integrated BIOS information 1877 * 1878 * @param 1879 * bios_parser *bp - [in]BIOS parser handler to get master data table 1880 * integrated_info *info - [out] store and output integrated info 1881 * 1882 * @return 1883 * enum bp_result - BP_RESULT_OK if information is available, 1884 * BP_RESULT_BADBIOSTABLE otherwise. 1885 */ 1886 static enum bp_result get_integrated_info_v11( 1887 struct bios_parser *bp, 1888 struct integrated_info *info) 1889 { 1890 struct atom_integrated_system_info_v1_11 *info_v11; 1891 uint32_t i; 1892 1893 info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11, 1894 DATA_TABLES(integratedsysteminfo)); 1895 1896 if (info_v11 == NULL) 1897 return BP_RESULT_BADBIOSTABLE; 1898 1899 info->gpu_cap_info = 1900 le32_to_cpu(info_v11->gpucapinfo); 1901 /* 1902 * system_config: Bit[0] = 0 : PCIE power gating disabled 1903 * = 1 : PCIE power gating enabled 1904 * Bit[1] = 0 : DDR-PLL shut down disabled 1905 * = 1 : DDR-PLL shut down enabled 1906 * Bit[2] = 0 : DDR-PLL power down disabled 1907 * = 1 : DDR-PLL power down enabled 1908 */ 1909 info->system_config = le32_to_cpu(info_v11->system_config); 1910 info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo); 1911 info->memory_type = info_v11->memorytype; 1912 info->ma_channel_number = info_v11->umachannelnumber; 1913 info->lvds_ss_percentage = 1914 le16_to_cpu(info_v11->lvds_ss_percentage); 1915 info->dp_ss_control = 1916 le16_to_cpu(info_v11->reserved1); 1917 info->lvds_sspread_rate_in_10hz = 1918 le16_to_cpu(info_v11->lvds_ss_rate_10hz); 1919 info->hdmi_ss_percentage = 1920 le16_to_cpu(info_v11->hdmi_ss_percentage); 1921 info->hdmi_sspread_rate_in_10hz = 1922 le16_to_cpu(info_v11->hdmi_ss_rate_10hz); 1923 info->dvi_ss_percentage = 1924 le16_to_cpu(info_v11->dvi_ss_percentage); 1925 info->dvi_sspread_rate_in_10_hz = 1926 le16_to_cpu(info_v11->dvi_ss_rate_10hz); 1927 info->lvds_misc = info_v11->lvds_misc; 1928 for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) { 1929 info->ext_disp_conn_info.gu_id[i] = 1930 info_v11->extdispconninfo.guid[i]; 1931 } 1932 1933 for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) { 1934 info->ext_disp_conn_info.path[i].device_connector_id = 1935 object_id_from_bios_object_id( 1936 le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid)); 1937 1938 info->ext_disp_conn_info.path[i].ext_encoder_obj_id = 1939 object_id_from_bios_object_id( 1940 le16_to_cpu( 1941 info_v11->extdispconninfo.path[i].ext_encoder_objid)); 1942 1943 info->ext_disp_conn_info.path[i].device_tag = 1944 le16_to_cpu( 1945 info_v11->extdispconninfo.path[i].device_tag); 1946 info->ext_disp_conn_info.path[i].device_acpi_enum = 1947 le16_to_cpu( 1948 info_v11->extdispconninfo.path[i].device_acpi_enum); 1949 info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index = 1950 info_v11->extdispconninfo.path[i].auxddclut_index; 1951 info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index = 1952 info_v11->extdispconninfo.path[i].hpdlut_index; 1953 info->ext_disp_conn_info.path[i].channel_mapping.raw = 1954 info_v11->extdispconninfo.path[i].channelmapping; 1955 info->ext_disp_conn_info.path[i].caps = 1956 le16_to_cpu(info_v11->extdispconninfo.path[i].caps); 1957 } 1958 info->ext_disp_conn_info.checksum = 1959 info_v11->extdispconninfo.checksum; 1960 1961 info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr; 1962 info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum; 1963 for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) { 1964 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index = 1965 info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1966 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val = 1967 info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1968 } 1969 info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum; 1970 for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) { 1971 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1972 info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1973 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1974 info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1975 } 1976 1977 info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr; 1978 info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum; 1979 for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) { 1980 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index = 1981 info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1982 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val = 1983 info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1984 } 1985 info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum; 1986 for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) { 1987 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1988 info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1989 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1990 info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1991 } 1992 1993 info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr; 1994 info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum; 1995 for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) { 1996 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index = 1997 info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1998 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val = 1999 info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2000 } 2001 info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum; 2002 for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) { 2003 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2004 info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2005 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2006 info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2007 } 2008 2009 info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr; 2010 info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum; 2011 for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) { 2012 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index = 2013 info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 2014 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val = 2015 info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2016 } 2017 info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum; 2018 for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) { 2019 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2020 info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2021 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2022 info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2023 } 2024 2025 2026 /** TODO - review **/ 2027 #if 0 2028 info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock) 2029 * 10; 2030 info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10; 2031 info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10; 2032 2033 for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 2034 /* Convert [10KHz] into [KHz] */ 2035 info->disp_clk_voltage[i].max_supported_clk = 2036 le32_to_cpu(info_v11->sDISPCLK_Voltage[i]. 2037 ulMaximumSupportedCLK) * 10; 2038 info->disp_clk_voltage[i].voltage_index = 2039 le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex); 2040 } 2041 2042 info->boot_up_req_display_vector = 2043 le32_to_cpu(info_v11->ulBootUpReqDisplayVector); 2044 info->boot_up_nb_voltage = 2045 le16_to_cpu(info_v11->usBootUpNBVoltage); 2046 info->ext_disp_conn_info_offset = 2047 le16_to_cpu(info_v11->usExtDispConnInfoOffset); 2048 info->gmc_restore_reset_time = 2049 le32_to_cpu(info_v11->ulGMCRestoreResetTime); 2050 info->minimum_n_clk = 2051 le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]); 2052 for (i = 1; i < 4; ++i) 2053 info->minimum_n_clk = 2054 info->minimum_n_clk < 2055 le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ? 2056 info->minimum_n_clk : le32_to_cpu( 2057 info_v11->ulNbpStateNClkFreq[i]); 2058 2059 info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk); 2060 info->ddr_dll_power_up_time = 2061 le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime); 2062 info->ddr_pll_power_up_time = 2063 le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime); 2064 info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType); 2065 info->max_lvds_pclk_freq_in_single_link = 2066 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 2067 info->max_lvds_pclk_freq_in_single_link = 2068 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 2069 info->lvds_pwr_on_seq_dig_on_to_de_in_4ms = 2070 info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms; 2071 info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms = 2072 info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms; 2073 info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms = 2074 info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms; 2075 info->lvds_pwr_off_seq_vary_bl_to_de_in4ms = 2076 info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms; 2077 info->lvds_pwr_off_seq_de_to_dig_on_in4ms = 2078 info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms; 2079 info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms = 2080 info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms; 2081 info->lvds_off_to_on_delay_in_4ms = 2082 info_v11->ucLVDSOffToOnDelay_in4Ms; 2083 info->lvds_bit_depth_control_val = 2084 le32_to_cpu(info_v11->ulLCDBitDepthControlVal); 2085 2086 for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) { 2087 /* Convert [10KHz] into [KHz] */ 2088 info->avail_s_clk[i].supported_s_clk = 2089 le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK) 2090 * 10; 2091 info->avail_s_clk[i].voltage_index = 2092 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex); 2093 info->avail_s_clk[i].voltage_id = 2094 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID); 2095 } 2096 #endif /* TODO*/ 2097 2098 return BP_RESULT_OK; 2099 } 2100 2101 static enum bp_result get_integrated_info_v2_1( 2102 struct bios_parser *bp, 2103 struct integrated_info *info) 2104 { 2105 struct atom_integrated_system_info_v2_1 *info_v2_1; 2106 uint32_t i; 2107 2108 info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1, 2109 DATA_TABLES(integratedsysteminfo)); 2110 2111 if (info_v2_1 == NULL) 2112 return BP_RESULT_BADBIOSTABLE; 2113 2114 info->gpu_cap_info = 2115 le32_to_cpu(info_v2_1->gpucapinfo); 2116 /* 2117 * system_config: Bit[0] = 0 : PCIE power gating disabled 2118 * = 1 : PCIE power gating enabled 2119 * Bit[1] = 0 : DDR-PLL shut down disabled 2120 * = 1 : DDR-PLL shut down enabled 2121 * Bit[2] = 0 : DDR-PLL power down disabled 2122 * = 1 : DDR-PLL power down enabled 2123 */ 2124 info->system_config = le32_to_cpu(info_v2_1->system_config); 2125 info->cpu_cap_info = le32_to_cpu(info_v2_1->cpucapinfo); 2126 info->memory_type = info_v2_1->memorytype; 2127 info->ma_channel_number = info_v2_1->umachannelnumber; 2128 info->dp_ss_control = 2129 le16_to_cpu(info_v2_1->reserved1); 2130 2131 for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) { 2132 info->ext_disp_conn_info.gu_id[i] = 2133 info_v2_1->extdispconninfo.guid[i]; 2134 } 2135 2136 for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) { 2137 info->ext_disp_conn_info.path[i].device_connector_id = 2138 object_id_from_bios_object_id( 2139 le16_to_cpu(info_v2_1->extdispconninfo.path[i].connectorobjid)); 2140 2141 info->ext_disp_conn_info.path[i].ext_encoder_obj_id = 2142 object_id_from_bios_object_id( 2143 le16_to_cpu( 2144 info_v2_1->extdispconninfo.path[i].ext_encoder_objid)); 2145 2146 info->ext_disp_conn_info.path[i].device_tag = 2147 le16_to_cpu( 2148 info_v2_1->extdispconninfo.path[i].device_tag); 2149 info->ext_disp_conn_info.path[i].device_acpi_enum = 2150 le16_to_cpu( 2151 info_v2_1->extdispconninfo.path[i].device_acpi_enum); 2152 info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index = 2153 info_v2_1->extdispconninfo.path[i].auxddclut_index; 2154 info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index = 2155 info_v2_1->extdispconninfo.path[i].hpdlut_index; 2156 info->ext_disp_conn_info.path[i].channel_mapping.raw = 2157 info_v2_1->extdispconninfo.path[i].channelmapping; 2158 info->ext_disp_conn_info.path[i].caps = 2159 le16_to_cpu(info_v2_1->extdispconninfo.path[i].caps); 2160 } 2161 2162 info->ext_disp_conn_info.checksum = 2163 info_v2_1->extdispconninfo.checksum; 2164 info->dp0_ext_hdmi_slv_addr = info_v2_1->dp0_retimer_set.HdmiSlvAddr; 2165 info->dp0_ext_hdmi_reg_num = info_v2_1->dp0_retimer_set.HdmiRegNum; 2166 for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) { 2167 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index = 2168 info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 2169 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val = 2170 info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2171 } 2172 info->dp0_ext_hdmi_6g_reg_num = info_v2_1->dp0_retimer_set.Hdmi6GRegNum; 2173 for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) { 2174 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2175 info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2176 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2177 info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2178 } 2179 info->dp1_ext_hdmi_slv_addr = info_v2_1->dp1_retimer_set.HdmiSlvAddr; 2180 info->dp1_ext_hdmi_reg_num = info_v2_1->dp1_retimer_set.HdmiRegNum; 2181 for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) { 2182 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index = 2183 info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 2184 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val = 2185 info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2186 } 2187 info->dp1_ext_hdmi_6g_reg_num = info_v2_1->dp1_retimer_set.Hdmi6GRegNum; 2188 for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) { 2189 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2190 info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2191 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2192 info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2193 } 2194 info->dp2_ext_hdmi_slv_addr = info_v2_1->dp2_retimer_set.HdmiSlvAddr; 2195 info->dp2_ext_hdmi_reg_num = info_v2_1->dp2_retimer_set.HdmiRegNum; 2196 for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) { 2197 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index = 2198 info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 2199 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val = 2200 info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2201 } 2202 info->dp2_ext_hdmi_6g_reg_num = info_v2_1->dp2_retimer_set.Hdmi6GRegNum; 2203 for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) { 2204 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2205 info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2206 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2207 info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2208 } 2209 info->dp3_ext_hdmi_slv_addr = info_v2_1->dp3_retimer_set.HdmiSlvAddr; 2210 info->dp3_ext_hdmi_reg_num = info_v2_1->dp3_retimer_set.HdmiRegNum; 2211 for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) { 2212 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index = 2213 info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 2214 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val = 2215 info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 2216 } 2217 info->dp3_ext_hdmi_6g_reg_num = info_v2_1->dp3_retimer_set.Hdmi6GRegNum; 2218 for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) { 2219 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 2220 info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 2221 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 2222 info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 2223 } 2224 2225 info->edp1_info.edp_backlight_pwm_hz = 2226 le16_to_cpu(info_v2_1->edp1_info.edp_backlight_pwm_hz); 2227 info->edp1_info.edp_ss_percentage = 2228 le16_to_cpu(info_v2_1->edp1_info.edp_ss_percentage); 2229 info->edp1_info.edp_ss_rate_10hz = 2230 le16_to_cpu(info_v2_1->edp1_info.edp_ss_rate_10hz); 2231 info->edp1_info.edp_pwr_on_off_delay = 2232 info_v2_1->edp1_info.edp_pwr_on_off_delay; 2233 info->edp1_info.edp_pwr_on_vary_bl_to_blon = 2234 info_v2_1->edp1_info.edp_pwr_on_vary_bl_to_blon; 2235 info->edp1_info.edp_pwr_down_bloff_to_vary_bloff = 2236 info_v2_1->edp1_info.edp_pwr_down_bloff_to_vary_bloff; 2237 info->edp1_info.edp_panel_bpc = 2238 info_v2_1->edp1_info.edp_panel_bpc; 2239 info->edp1_info.edp_bootup_bl_level = info_v2_1->edp1_info.edp_bootup_bl_level; 2240 2241 info->edp2_info.edp_backlight_pwm_hz = 2242 le16_to_cpu(info_v2_1->edp2_info.edp_backlight_pwm_hz); 2243 info->edp2_info.edp_ss_percentage = 2244 le16_to_cpu(info_v2_1->edp2_info.edp_ss_percentage); 2245 info->edp2_info.edp_ss_rate_10hz = 2246 le16_to_cpu(info_v2_1->edp2_info.edp_ss_rate_10hz); 2247 info->edp2_info.edp_pwr_on_off_delay = 2248 info_v2_1->edp2_info.edp_pwr_on_off_delay; 2249 info->edp2_info.edp_pwr_on_vary_bl_to_blon = 2250 info_v2_1->edp2_info.edp_pwr_on_vary_bl_to_blon; 2251 info->edp2_info.edp_pwr_down_bloff_to_vary_bloff = 2252 info_v2_1->edp2_info.edp_pwr_down_bloff_to_vary_bloff; 2253 info->edp2_info.edp_panel_bpc = 2254 info_v2_1->edp2_info.edp_panel_bpc; 2255 info->edp2_info.edp_bootup_bl_level = 2256 info_v2_1->edp2_info.edp_bootup_bl_level; 2257 2258 return BP_RESULT_OK; 2259 } 2260 2261 static enum bp_result get_integrated_info_v2_2( 2262 struct bios_parser *bp, 2263 struct integrated_info *info) 2264 { 2265 struct atom_integrated_system_info_v2_2 *info_v2_2; 2266 uint32_t i; 2267 2268 info_v2_2 = GET_IMAGE(struct atom_integrated_system_info_v2_2, 2269 DATA_TABLES(integratedsysteminfo)); 2270 2271 if (info_v2_2 == NULL) 2272 return BP_RESULT_BADBIOSTABLE; 2273 2274 info->gpu_cap_info = 2275 le32_to_cpu(info_v2_2->gpucapinfo); 2276 /* 2277 * system_config: Bit[0] = 0 : PCIE power gating disabled 2278 * = 1 : PCIE power gating enabled 2279 * Bit[1] = 0 : DDR-PLL shut down disabled 2280 * = 1 : DDR-PLL shut down enabled 2281 * Bit[2] = 0 : DDR-PLL power down disabled 2282 * = 1 : DDR-PLL power down enabled 2283 */ 2284 info->system_config = le32_to_cpu(info_v2_2->system_config); 2285 info->cpu_cap_info = le32_to_cpu(info_v2_2->cpucapinfo); 2286 info->memory_type = info_v2_2->memorytype; 2287 info->ma_channel_number = info_v2_2->umachannelnumber; 2288 info->dp_ss_control = 2289 le16_to_cpu(info_v2_2->reserved1); 2290 2291 for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) { 2292 info->ext_disp_conn_info.gu_id[i] = 2293 info_v2_2->extdispconninfo.guid[i]; 2294 } 2295 2296 for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) { 2297 info->ext_disp_conn_info.path[i].device_connector_id = 2298 object_id_from_bios_object_id( 2299 le16_to_cpu(info_v2_2->extdispconninfo.path[i].connectorobjid)); 2300 2301 info->ext_disp_conn_info.path[i].ext_encoder_obj_id = 2302 object_id_from_bios_object_id( 2303 le16_to_cpu( 2304 info_v2_2->extdispconninfo.path[i].ext_encoder_objid)); 2305 2306 info->ext_disp_conn_info.path[i].device_tag = 2307 le16_to_cpu( 2308 info_v2_2->extdispconninfo.path[i].device_tag); 2309 info->ext_disp_conn_info.path[i].device_acpi_enum = 2310 le16_to_cpu( 2311 info_v2_2->extdispconninfo.path[i].device_acpi_enum); 2312 info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index = 2313 info_v2_2->extdispconninfo.path[i].auxddclut_index; 2314 info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index = 2315 info_v2_2->extdispconninfo.path[i].hpdlut_index; 2316 info->ext_disp_conn_info.path[i].channel_mapping.raw = 2317 info_v2_2->extdispconninfo.path[i].channelmapping; 2318 info->ext_disp_conn_info.path[i].caps = 2319 le16_to_cpu(info_v2_2->extdispconninfo.path[i].caps); 2320 } 2321 2322 info->ext_disp_conn_info.checksum = 2323 info_v2_2->extdispconninfo.checksum; 2324 info->ext_disp_conn_info.fixdpvoltageswing = 2325 info_v2_2->extdispconninfo.fixdpvoltageswing; 2326 2327 info->edp1_info.edp_backlight_pwm_hz = 2328 le16_to_cpu(info_v2_2->edp1_info.edp_backlight_pwm_hz); 2329 info->edp1_info.edp_ss_percentage = 2330 le16_to_cpu(info_v2_2->edp1_info.edp_ss_percentage); 2331 info->edp1_info.edp_ss_rate_10hz = 2332 le16_to_cpu(info_v2_2->edp1_info.edp_ss_rate_10hz); 2333 info->edp1_info.edp_pwr_on_off_delay = 2334 info_v2_2->edp1_info.edp_pwr_on_off_delay; 2335 info->edp1_info.edp_pwr_on_vary_bl_to_blon = 2336 info_v2_2->edp1_info.edp_pwr_on_vary_bl_to_blon; 2337 info->edp1_info.edp_pwr_down_bloff_to_vary_bloff = 2338 info_v2_2->edp1_info.edp_pwr_down_bloff_to_vary_bloff; 2339 info->edp1_info.edp_panel_bpc = 2340 info_v2_2->edp1_info.edp_panel_bpc; 2341 info->edp1_info.edp_bootup_bl_level = 2342 2343 info->edp2_info.edp_backlight_pwm_hz = 2344 le16_to_cpu(info_v2_2->edp2_info.edp_backlight_pwm_hz); 2345 info->edp2_info.edp_ss_percentage = 2346 le16_to_cpu(info_v2_2->edp2_info.edp_ss_percentage); 2347 info->edp2_info.edp_ss_rate_10hz = 2348 le16_to_cpu(info_v2_2->edp2_info.edp_ss_rate_10hz); 2349 info->edp2_info.edp_pwr_on_off_delay = 2350 info_v2_2->edp2_info.edp_pwr_on_off_delay; 2351 info->edp2_info.edp_pwr_on_vary_bl_to_blon = 2352 info_v2_2->edp2_info.edp_pwr_on_vary_bl_to_blon; 2353 info->edp2_info.edp_pwr_down_bloff_to_vary_bloff = 2354 info_v2_2->edp2_info.edp_pwr_down_bloff_to_vary_bloff; 2355 info->edp2_info.edp_panel_bpc = 2356 info_v2_2->edp2_info.edp_panel_bpc; 2357 info->edp2_info.edp_bootup_bl_level = 2358 info_v2_2->edp2_info.edp_bootup_bl_level; 2359 2360 return BP_RESULT_OK; 2361 } 2362 2363 /* 2364 * construct_integrated_info 2365 * 2366 * @brief 2367 * Get integrated BIOS information based on table revision 2368 * 2369 * @param 2370 * bios_parser *bp - [in]BIOS parser handler to get master data table 2371 * integrated_info *info - [out] store and output integrated info 2372 * 2373 * @return 2374 * enum bp_result - BP_RESULT_OK if information is available, 2375 * BP_RESULT_BADBIOSTABLE otherwise. 2376 */ 2377 static enum bp_result construct_integrated_info( 2378 struct bios_parser *bp, 2379 struct integrated_info *info) 2380 { 2381 enum bp_result result = BP_RESULT_BADBIOSTABLE; 2382 2383 struct atom_common_table_header *header; 2384 struct atom_data_revision revision; 2385 uint32_t i; 2386 uint32_t j; 2387 2388 if (info && DATA_TABLES(integratedsysteminfo)) { 2389 header = GET_IMAGE(struct atom_common_table_header, 2390 DATA_TABLES(integratedsysteminfo)); 2391 2392 get_atom_data_table_revision(header, &revision); 2393 2394 switch (revision.major) { 2395 case 1: 2396 switch (revision.minor) { 2397 case 11: 2398 case 12: 2399 result = get_integrated_info_v11(bp, info); 2400 break; 2401 default: 2402 return result; 2403 } 2404 break; 2405 case 2: 2406 switch (revision.minor) { 2407 case 1: 2408 result = get_integrated_info_v2_1(bp, info); 2409 break; 2410 case 2: 2411 result = get_integrated_info_v2_2(bp, info); 2412 break; 2413 default: 2414 return result; 2415 } 2416 break; 2417 default: 2418 return result; 2419 } 2420 } 2421 2422 if (result != BP_RESULT_OK) 2423 return result; 2424 2425 /* Sort voltage table from low to high*/ 2426 for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 2427 for (j = i; j > 0; --j) { 2428 if (info->disp_clk_voltage[j].max_supported_clk < 2429 info->disp_clk_voltage[j-1].max_supported_clk 2430 ) { 2431 /* swap j and j - 1*/ 2432 swap(info->disp_clk_voltage[j - 1], 2433 info->disp_clk_voltage[j]); 2434 } 2435 } 2436 } 2437 2438 return result; 2439 } 2440 2441 static enum bp_result bios_parser_get_vram_info( 2442 struct dc_bios *dcb, 2443 struct dc_vram_info *info) 2444 { 2445 struct bios_parser *bp = BP_FROM_DCB(dcb); 2446 enum bp_result result = BP_RESULT_BADBIOSTABLE; 2447 struct atom_common_table_header *header; 2448 struct atom_data_revision revision; 2449 2450 if (info && DATA_TABLES(vram_info)) { 2451 header = GET_IMAGE(struct atom_common_table_header, 2452 DATA_TABLES(vram_info)); 2453 2454 get_atom_data_table_revision(header, &revision); 2455 2456 switch (revision.major) { 2457 case 2: 2458 switch (revision.minor) { 2459 case 3: 2460 result = get_vram_info_v23(bp, info); 2461 break; 2462 case 4: 2463 result = get_vram_info_v24(bp, info); 2464 break; 2465 case 5: 2466 result = get_vram_info_v25(bp, info); 2467 break; 2468 default: 2469 break; 2470 } 2471 break; 2472 2473 default: 2474 return result; 2475 } 2476 2477 } 2478 return result; 2479 } 2480 2481 static struct integrated_info *bios_parser_create_integrated_info( 2482 struct dc_bios *dcb) 2483 { 2484 struct bios_parser *bp = BP_FROM_DCB(dcb); 2485 struct integrated_info *info = NULL; 2486 2487 info = kzalloc(sizeof(struct integrated_info), GFP_KERNEL); 2488 2489 if (info == NULL) { 2490 ASSERT_CRITICAL(0); 2491 return NULL; 2492 } 2493 2494 if (construct_integrated_info(bp, info) == BP_RESULT_OK) 2495 return info; 2496 2497 kfree(info); 2498 2499 return NULL; 2500 } 2501 2502 static enum bp_result update_slot_layout_info( 2503 struct dc_bios *dcb, 2504 unsigned int i, 2505 struct slot_layout_info *slot_layout_info) 2506 { 2507 unsigned int record_offset; 2508 unsigned int j; 2509 struct atom_display_object_path_v2 *object; 2510 struct atom_bracket_layout_record *record; 2511 struct atom_common_record_header *record_header; 2512 enum bp_result result; 2513 struct bios_parser *bp; 2514 struct object_info_table *tbl; 2515 struct display_object_info_table_v1_4 *v1_4; 2516 2517 record = NULL; 2518 record_header = NULL; 2519 result = BP_RESULT_NORECORD; 2520 2521 bp = BP_FROM_DCB(dcb); 2522 tbl = &bp->object_info_tbl; 2523 v1_4 = tbl->v1_4; 2524 2525 object = &v1_4->display_path[i]; 2526 record_offset = (unsigned int) 2527 (object->disp_recordoffset) + 2528 (unsigned int)(bp->object_info_tbl_offset); 2529 2530 for (;;) { 2531 2532 record_header = (struct atom_common_record_header *) 2533 GET_IMAGE(struct atom_common_record_header, 2534 record_offset); 2535 if (record_header == NULL) { 2536 result = BP_RESULT_BADBIOSTABLE; 2537 break; 2538 } 2539 2540 /* the end of the list */ 2541 if (record_header->record_type == 0xff || 2542 record_header->record_size == 0) { 2543 break; 2544 } 2545 2546 if (record_header->record_type == 2547 ATOM_BRACKET_LAYOUT_RECORD_TYPE && 2548 sizeof(struct atom_bracket_layout_record) 2549 <= record_header->record_size) { 2550 record = (struct atom_bracket_layout_record *) 2551 (record_header); 2552 result = BP_RESULT_OK; 2553 break; 2554 } 2555 2556 record_offset += record_header->record_size; 2557 } 2558 2559 /* return if the record not found */ 2560 if (result != BP_RESULT_OK) 2561 return result; 2562 2563 /* get slot sizes */ 2564 slot_layout_info->length = record->bracketlen; 2565 slot_layout_info->width = record->bracketwidth; 2566 2567 /* get info for each connector in the slot */ 2568 slot_layout_info->num_of_connectors = record->conn_num; 2569 for (j = 0; j < slot_layout_info->num_of_connectors; ++j) { 2570 slot_layout_info->connectors[j].connector_type = 2571 (enum connector_layout_type) 2572 (record->conn_info[j].connector_type); 2573 switch (record->conn_info[j].connector_type) { 2574 case CONNECTOR_TYPE_DVI_D: 2575 slot_layout_info->connectors[j].connector_type = 2576 CONNECTOR_LAYOUT_TYPE_DVI_D; 2577 slot_layout_info->connectors[j].length = 2578 CONNECTOR_SIZE_DVI; 2579 break; 2580 2581 case CONNECTOR_TYPE_HDMI: 2582 slot_layout_info->connectors[j].connector_type = 2583 CONNECTOR_LAYOUT_TYPE_HDMI; 2584 slot_layout_info->connectors[j].length = 2585 CONNECTOR_SIZE_HDMI; 2586 break; 2587 2588 case CONNECTOR_TYPE_DISPLAY_PORT: 2589 slot_layout_info->connectors[j].connector_type = 2590 CONNECTOR_LAYOUT_TYPE_DP; 2591 slot_layout_info->connectors[j].length = 2592 CONNECTOR_SIZE_DP; 2593 break; 2594 2595 case CONNECTOR_TYPE_MINI_DISPLAY_PORT: 2596 slot_layout_info->connectors[j].connector_type = 2597 CONNECTOR_LAYOUT_TYPE_MINI_DP; 2598 slot_layout_info->connectors[j].length = 2599 CONNECTOR_SIZE_MINI_DP; 2600 break; 2601 2602 default: 2603 slot_layout_info->connectors[j].connector_type = 2604 CONNECTOR_LAYOUT_TYPE_UNKNOWN; 2605 slot_layout_info->connectors[j].length = 2606 CONNECTOR_SIZE_UNKNOWN; 2607 } 2608 2609 slot_layout_info->connectors[j].position = 2610 record->conn_info[j].position; 2611 slot_layout_info->connectors[j].connector_id = 2612 object_id_from_bios_object_id( 2613 record->conn_info[j].connectorobjid); 2614 } 2615 return result; 2616 } 2617 2618 2619 static enum bp_result get_bracket_layout_record( 2620 struct dc_bios *dcb, 2621 unsigned int bracket_layout_id, 2622 struct slot_layout_info *slot_layout_info) 2623 { 2624 unsigned int i; 2625 struct bios_parser *bp = BP_FROM_DCB(dcb); 2626 enum bp_result result; 2627 struct object_info_table *tbl; 2628 struct display_object_info_table_v1_4 *v1_4; 2629 2630 if (slot_layout_info == NULL) { 2631 DC_LOG_DETECTION_EDID_PARSER("Invalid slot_layout_info\n"); 2632 return BP_RESULT_BADINPUT; 2633 } 2634 tbl = &bp->object_info_tbl; 2635 v1_4 = tbl->v1_4; 2636 2637 result = BP_RESULT_NORECORD; 2638 for (i = 0; i < v1_4->number_of_path; ++i) { 2639 2640 if (bracket_layout_id == 2641 v1_4->display_path[i].display_objid) { 2642 result = update_slot_layout_info(dcb, i, 2643 slot_layout_info); 2644 break; 2645 } 2646 } 2647 return result; 2648 } 2649 2650 static enum bp_result bios_get_board_layout_info( 2651 struct dc_bios *dcb, 2652 struct board_layout_info *board_layout_info) 2653 { 2654 unsigned int i; 2655 enum bp_result record_result; 2656 2657 const unsigned int slot_index_to_vbios_id[MAX_BOARD_SLOTS] = { 2658 GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1, 2659 GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2, 2660 0, 0 2661 }; 2662 2663 if (board_layout_info == NULL) { 2664 DC_LOG_DETECTION_EDID_PARSER("Invalid board_layout_info\n"); 2665 return BP_RESULT_BADINPUT; 2666 } 2667 2668 board_layout_info->num_of_slots = 0; 2669 2670 for (i = 0; i < MAX_BOARD_SLOTS; ++i) { 2671 record_result = get_bracket_layout_record(dcb, 2672 slot_index_to_vbios_id[i], 2673 &board_layout_info->slots[i]); 2674 2675 if (record_result == BP_RESULT_NORECORD && i > 0) 2676 break; /* no more slots present in bios */ 2677 else if (record_result != BP_RESULT_OK) 2678 return record_result; /* fail */ 2679 2680 ++board_layout_info->num_of_slots; 2681 } 2682 2683 /* all data is valid */ 2684 board_layout_info->is_number_of_slots_valid = 1; 2685 board_layout_info->is_slots_size_valid = 1; 2686 board_layout_info->is_connector_offsets_valid = 1; 2687 board_layout_info->is_connector_lengths_valid = 1; 2688 2689 return BP_RESULT_OK; 2690 } 2691 2692 2693 static uint16_t bios_parser_pack_data_tables( 2694 struct dc_bios *dcb, 2695 void *dst) 2696 { 2697 #ifdef PACK_BIOS_DATA 2698 struct bios_parser *bp = BP_FROM_DCB(dcb); 2699 struct atom_rom_header_v2_2 *rom_header = NULL; 2700 struct atom_rom_header_v2_2 *packed_rom_header = NULL; 2701 struct atom_common_table_header *data_tbl_header = NULL; 2702 struct atom_master_list_of_data_tables_v2_1 *data_tbl_list = NULL; 2703 struct atom_master_data_table_v2_1 *packed_master_data_tbl = NULL; 2704 struct atom_data_revision tbl_rev = {0}; 2705 uint16_t *rom_header_offset = NULL; 2706 const uint8_t *bios = bp->base.bios; 2707 uint8_t *bios_dst = (uint8_t *)dst; 2708 uint16_t packed_rom_header_offset; 2709 uint16_t packed_masterdatatable_offset; 2710 uint16_t packed_data_tbl_offset; 2711 uint16_t data_tbl_offset; 2712 unsigned int i; 2713 2714 rom_header_offset = 2715 GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER); 2716 2717 if (!rom_header_offset) 2718 return 0; 2719 2720 rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset); 2721 2722 if (!rom_header) 2723 return 0; 2724 2725 get_atom_data_table_revision(&rom_header->table_header, &tbl_rev); 2726 if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2)) 2727 return 0; 2728 2729 get_atom_data_table_revision(&bp->master_data_tbl->table_header, &tbl_rev); 2730 if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 1)) 2731 return 0; 2732 2733 packed_rom_header_offset = 2734 OFFSET_TO_ATOM_ROM_HEADER_POINTER + sizeof(*rom_header_offset); 2735 2736 packed_masterdatatable_offset = 2737 packed_rom_header_offset + rom_header->table_header.structuresize; 2738 2739 packed_data_tbl_offset = 2740 packed_masterdatatable_offset + 2741 bp->master_data_tbl->table_header.structuresize; 2742 2743 packed_rom_header = 2744 (struct atom_rom_header_v2_2 *)(bios_dst + packed_rom_header_offset); 2745 2746 packed_master_data_tbl = 2747 (struct atom_master_data_table_v2_1 *)(bios_dst + 2748 packed_masterdatatable_offset); 2749 2750 memcpy(bios_dst, bios, OFFSET_TO_ATOM_ROM_HEADER_POINTER); 2751 2752 *((uint16_t *)(bios_dst + OFFSET_TO_ATOM_ROM_HEADER_POINTER)) = 2753 packed_rom_header_offset; 2754 2755 memcpy(bios_dst + packed_rom_header_offset, rom_header, 2756 rom_header->table_header.structuresize); 2757 2758 packed_rom_header->masterdatatable_offset = packed_masterdatatable_offset; 2759 2760 memcpy(&packed_master_data_tbl->table_header, 2761 &bp->master_data_tbl->table_header, 2762 sizeof(bp->master_data_tbl->table_header)); 2763 2764 data_tbl_list = &bp->master_data_tbl->listOfdatatables; 2765 2766 /* Each data table offset in data table list is 2 bytes, 2767 * we can use that to iterate through listOfdatatables 2768 * without knowing the name of each member. 2769 */ 2770 for (i = 0; i < sizeof(*data_tbl_list)/sizeof(uint16_t); i++) { 2771 data_tbl_offset = *((uint16_t *)data_tbl_list + i); 2772 2773 if (data_tbl_offset) { 2774 data_tbl_header = 2775 (struct atom_common_table_header *)(bios + data_tbl_offset); 2776 2777 memcpy(bios_dst + packed_data_tbl_offset, data_tbl_header, 2778 data_tbl_header->structuresize); 2779 2780 *((uint16_t *)&packed_master_data_tbl->listOfdatatables + i) = 2781 packed_data_tbl_offset; 2782 2783 packed_data_tbl_offset += data_tbl_header->structuresize; 2784 } else { 2785 *((uint16_t *)&packed_master_data_tbl->listOfdatatables + i) = 0; 2786 } 2787 } 2788 return packed_data_tbl_offset; 2789 #endif 2790 // TODO: There is data bytes alignment issue, disable it for now. 2791 return 0; 2792 } 2793 2794 static struct atom_dc_golden_table_v1 *bios_get_golden_table( 2795 struct bios_parser *bp, 2796 uint32_t rev_major, 2797 uint32_t rev_minor, 2798 uint16_t *dc_golden_table_ver) 2799 { 2800 struct atom_display_controller_info_v4_4 *disp_cntl_tbl_4_4 = NULL; 2801 uint32_t dc_golden_offset = 0; 2802 *dc_golden_table_ver = 0; 2803 2804 if (!DATA_TABLES(dce_info)) 2805 return NULL; 2806 2807 /* ver.4.4 or higher */ 2808 switch (rev_major) { 2809 case 4: 2810 switch (rev_minor) { 2811 case 4: 2812 disp_cntl_tbl_4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4, 2813 DATA_TABLES(dce_info)); 2814 if (!disp_cntl_tbl_4_4) 2815 return NULL; 2816 dc_golden_offset = DATA_TABLES(dce_info) + disp_cntl_tbl_4_4->dc_golden_table_offset; 2817 *dc_golden_table_ver = disp_cntl_tbl_4_4->dc_golden_table_ver; 2818 break; 2819 } 2820 break; 2821 } 2822 2823 if (!dc_golden_offset) 2824 return NULL; 2825 2826 if (*dc_golden_table_ver != 1) 2827 return NULL; 2828 2829 return GET_IMAGE(struct atom_dc_golden_table_v1, 2830 dc_golden_offset); 2831 } 2832 2833 static enum bp_result bios_get_atom_dc_golden_table( 2834 struct dc_bios *dcb) 2835 { 2836 struct bios_parser *bp = BP_FROM_DCB(dcb); 2837 enum bp_result result = BP_RESULT_OK; 2838 struct atom_dc_golden_table_v1 *atom_dc_golden_table = NULL; 2839 struct atom_common_table_header *header; 2840 struct atom_data_revision tbl_revision; 2841 uint16_t dc_golden_table_ver = 0; 2842 2843 header = GET_IMAGE(struct atom_common_table_header, 2844 DATA_TABLES(dce_info)); 2845 if (!header) 2846 return BP_RESULT_UNSUPPORTED; 2847 2848 get_atom_data_table_revision(header, &tbl_revision); 2849 2850 atom_dc_golden_table = bios_get_golden_table(bp, 2851 tbl_revision.major, 2852 tbl_revision.minor, 2853 &dc_golden_table_ver); 2854 2855 if (!atom_dc_golden_table) 2856 return BP_RESULT_UNSUPPORTED; 2857 2858 dcb->golden_table.dc_golden_table_ver = dc_golden_table_ver; 2859 dcb->golden_table.aux_dphy_rx_control0_val = atom_dc_golden_table->aux_dphy_rx_control0_val; 2860 dcb->golden_table.aux_dphy_rx_control1_val = atom_dc_golden_table->aux_dphy_rx_control1_val; 2861 dcb->golden_table.aux_dphy_tx_control_val = atom_dc_golden_table->aux_dphy_tx_control_val; 2862 dcb->golden_table.dc_gpio_aux_ctrl_0_val = atom_dc_golden_table->dc_gpio_aux_ctrl_0_val; 2863 dcb->golden_table.dc_gpio_aux_ctrl_1_val = atom_dc_golden_table->dc_gpio_aux_ctrl_1_val; 2864 dcb->golden_table.dc_gpio_aux_ctrl_2_val = atom_dc_golden_table->dc_gpio_aux_ctrl_2_val; 2865 dcb->golden_table.dc_gpio_aux_ctrl_3_val = atom_dc_golden_table->dc_gpio_aux_ctrl_3_val; 2866 dcb->golden_table.dc_gpio_aux_ctrl_4_val = atom_dc_golden_table->dc_gpio_aux_ctrl_4_val; 2867 dcb->golden_table.dc_gpio_aux_ctrl_5_val = atom_dc_golden_table->dc_gpio_aux_ctrl_5_val; 2868 2869 return result; 2870 } 2871 2872 2873 static const struct dc_vbios_funcs vbios_funcs = { 2874 .get_connectors_number = bios_parser_get_connectors_number, 2875 2876 .get_connector_id = bios_parser_get_connector_id, 2877 2878 .get_src_obj = bios_parser_get_src_obj, 2879 2880 .get_i2c_info = bios_parser_get_i2c_info, 2881 2882 .get_hpd_info = bios_parser_get_hpd_info, 2883 2884 .get_device_tag = bios_parser_get_device_tag, 2885 2886 .get_spread_spectrum_info = bios_parser_get_spread_spectrum_info, 2887 2888 .get_ss_entry_number = bios_parser_get_ss_entry_number, 2889 2890 .get_embedded_panel_info = bios_parser_get_embedded_panel_info, 2891 2892 .get_gpio_pin_info = bios_parser_get_gpio_pin_info, 2893 2894 .get_encoder_cap_info = bios_parser_get_encoder_cap_info, 2895 2896 .is_device_id_supported = bios_parser_is_device_id_supported, 2897 2898 .is_accelerated_mode = bios_parser_is_accelerated_mode, 2899 2900 .set_scratch_critical_state = bios_parser_set_scratch_critical_state, 2901 2902 2903 /* COMMANDS */ 2904 .encoder_control = bios_parser_encoder_control, 2905 2906 .transmitter_control = bios_parser_transmitter_control, 2907 2908 .enable_crtc = bios_parser_enable_crtc, 2909 2910 .set_pixel_clock = bios_parser_set_pixel_clock, 2911 2912 .set_dce_clock = bios_parser_set_dce_clock, 2913 2914 .program_crtc_timing = bios_parser_program_crtc_timing, 2915 2916 .enable_disp_power_gating = bios_parser_enable_disp_power_gating, 2917 2918 .bios_parser_destroy = firmware_parser_destroy, 2919 2920 .get_board_layout_info = bios_get_board_layout_info, 2921 .pack_data_tables = bios_parser_pack_data_tables, 2922 2923 .get_atom_dc_golden_table = bios_get_atom_dc_golden_table, 2924 2925 .enable_lvtma_control = bios_parser_enable_lvtma_control, 2926 2927 .get_soc_bb_info = bios_parser_get_soc_bb_info, 2928 2929 .get_disp_connector_caps_info = bios_parser_get_disp_connector_caps_info, 2930 2931 .get_lttpr_caps = bios_parser_get_lttpr_caps, 2932 2933 .get_lttpr_interop = bios_parser_get_lttpr_interop, 2934 }; 2935 2936 static bool bios_parser2_construct( 2937 struct bios_parser *bp, 2938 struct bp_init_data *init, 2939 enum dce_version dce_version) 2940 { 2941 uint16_t *rom_header_offset = NULL; 2942 struct atom_rom_header_v2_2 *rom_header = NULL; 2943 struct display_object_info_table_v1_4 *object_info_tbl; 2944 struct atom_data_revision tbl_rev = {0}; 2945 2946 if (!init) 2947 return false; 2948 2949 if (!init->bios) 2950 return false; 2951 2952 bp->base.funcs = &vbios_funcs; 2953 bp->base.bios = init->bios; 2954 bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT; 2955 2956 bp->base.ctx = init->ctx; 2957 2958 bp->base.bios_local_image = NULL; 2959 2960 rom_header_offset = 2961 GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER); 2962 2963 if (!rom_header_offset) 2964 return false; 2965 2966 rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset); 2967 2968 if (!rom_header) 2969 return false; 2970 2971 get_atom_data_table_revision(&rom_header->table_header, &tbl_rev); 2972 if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2)) 2973 return false; 2974 2975 bp->master_data_tbl = 2976 GET_IMAGE(struct atom_master_data_table_v2_1, 2977 rom_header->masterdatatable_offset); 2978 2979 if (!bp->master_data_tbl) 2980 return false; 2981 2982 bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo); 2983 2984 if (!bp->object_info_tbl_offset) 2985 return false; 2986 2987 object_info_tbl = 2988 GET_IMAGE(struct display_object_info_table_v1_4, 2989 bp->object_info_tbl_offset); 2990 2991 if (!object_info_tbl) 2992 return false; 2993 2994 get_atom_data_table_revision(&object_info_tbl->table_header, 2995 &bp->object_info_tbl.revision); 2996 2997 if (bp->object_info_tbl.revision.major == 1 2998 && bp->object_info_tbl.revision.minor == 4) { 2999 struct display_object_info_table_v1_4 *tbl_v1_4; 3000 3001 tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4, 3002 bp->object_info_tbl_offset); 3003 if (!tbl_v1_4) 3004 return false; 3005 3006 bp->object_info_tbl.v1_4 = tbl_v1_4; 3007 } else { 3008 ASSERT(0); 3009 return false; 3010 } 3011 3012 dal_firmware_parser_init_cmd_tbl(bp); 3013 dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version); 3014 3015 bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base); 3016 bp->base.fw_info_valid = bios_parser_get_firmware_info(&bp->base, &bp->base.fw_info) == BP_RESULT_OK; 3017 bios_parser_get_vram_info(&bp->base, &bp->base.vram_info); 3018 3019 return true; 3020 } 3021 3022 struct dc_bios *firmware_parser_create( 3023 struct bp_init_data *init, 3024 enum dce_version dce_version) 3025 { 3026 struct bios_parser *bp = NULL; 3027 3028 bp = kzalloc(sizeof(struct bios_parser), GFP_KERNEL); 3029 if (!bp) 3030 return NULL; 3031 3032 if (bios_parser2_construct(bp, init, dce_version)) 3033 return &bp->base; 3034 3035 kfree(bp); 3036 return NULL; 3037 } 3038 3039 3040