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 struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp, 103 struct atom_display_object_path_v2 *object); 104 105 static struct atom_encoder_caps_record *get_encoder_cap_record( 106 struct bios_parser *bp, 107 struct atom_display_object_path_v2 *object); 108 109 #define BIOS_IMAGE_SIZE_OFFSET 2 110 #define BIOS_IMAGE_SIZE_UNIT 512 111 112 #define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table) 113 114 static void destruct(struct bios_parser *bp) 115 { 116 kfree(bp->base.bios_local_image); 117 kfree(bp->base.integrated_info); 118 } 119 120 static void firmware_parser_destroy(struct dc_bios **dcb) 121 { 122 struct bios_parser *bp = BP_FROM_DCB(*dcb); 123 124 if (!bp) { 125 BREAK_TO_DEBUGGER(); 126 return; 127 } 128 129 destruct(bp); 130 131 kfree(bp); 132 *dcb = NULL; 133 } 134 135 static void get_atom_data_table_revision( 136 struct atom_common_table_header *atom_data_tbl, 137 struct atom_data_revision *tbl_revision) 138 { 139 if (!tbl_revision) 140 return; 141 142 /* initialize the revision to 0 which is invalid revision */ 143 tbl_revision->major = 0; 144 tbl_revision->minor = 0; 145 146 if (!atom_data_tbl) 147 return; 148 149 tbl_revision->major = 150 (uint32_t) atom_data_tbl->format_revision & 0x3f; 151 tbl_revision->minor = 152 (uint32_t) atom_data_tbl->content_revision & 0x3f; 153 } 154 155 /* BIOS oject table displaypath is per connector. 156 * There is extra path not for connector. BIOS fill its encoderid as 0 157 */ 158 static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb) 159 { 160 struct bios_parser *bp = BP_FROM_DCB(dcb); 161 unsigned int count = 0; 162 unsigned int i; 163 164 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 165 if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0) 166 count++; 167 } 168 return count; 169 } 170 171 static struct graphics_object_id bios_parser_get_connector_id( 172 struct dc_bios *dcb, 173 uint8_t i) 174 { 175 struct bios_parser *bp = BP_FROM_DCB(dcb); 176 struct graphics_object_id object_id = dal_graphics_object_id_init( 177 0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN); 178 struct object_info_table *tbl = &bp->object_info_tbl; 179 struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4; 180 181 if (v1_4->number_of_path > i) { 182 /* If display_objid is generic object id, the encoderObj 183 * /extencoderobjId should be 0 184 */ 185 if (v1_4->display_path[i].encoderobjid != 0 && 186 v1_4->display_path[i].display_objid != 0) 187 object_id = object_id_from_bios_object_id( 188 v1_4->display_path[i].display_objid); 189 } 190 191 return object_id; 192 } 193 194 static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb, 195 struct graphics_object_id object_id, uint32_t index, 196 struct graphics_object_id *src_object_id) 197 { 198 struct bios_parser *bp = BP_FROM_DCB(dcb); 199 unsigned int i; 200 enum bp_result bp_result = BP_RESULT_BADINPUT; 201 struct graphics_object_id obj_id = {0}; 202 struct object_info_table *tbl = &bp->object_info_tbl; 203 204 if (!src_object_id) 205 return bp_result; 206 207 switch (object_id.type) { 208 /* Encoder's Source is GPU. BIOS does not provide GPU, since all 209 * displaypaths point to same GPU (0x1100). Hardcode GPU object type 210 */ 211 case OBJECT_TYPE_ENCODER: 212 /* TODO: since num of src must be less than 2. 213 * If found in for loop, should break. 214 * DAL2 implementation may be changed too 215 */ 216 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 217 obj_id = object_id_from_bios_object_id( 218 tbl->v1_4->display_path[i].encoderobjid); 219 if (object_id.type == obj_id.type && 220 object_id.id == obj_id.id && 221 object_id.enum_id == 222 obj_id.enum_id) { 223 *src_object_id = 224 object_id_from_bios_object_id(0x1100); 225 /* break; */ 226 } 227 } 228 bp_result = BP_RESULT_OK; 229 break; 230 case OBJECT_TYPE_CONNECTOR: 231 for (i = 0; i < tbl->v1_4->number_of_path; i++) { 232 obj_id = object_id_from_bios_object_id( 233 tbl->v1_4->display_path[i].display_objid); 234 235 if (object_id.type == obj_id.type && 236 object_id.id == obj_id.id && 237 object_id.enum_id == obj_id.enum_id) { 238 *src_object_id = 239 object_id_from_bios_object_id( 240 tbl->v1_4->display_path[i].encoderobjid); 241 /* break; */ 242 } 243 } 244 bp_result = BP_RESULT_OK; 245 break; 246 default: 247 break; 248 } 249 250 return bp_result; 251 } 252 253 /* from graphics_object_id, find display path which includes the object_id */ 254 static struct atom_display_object_path_v2 *get_bios_object( 255 struct bios_parser *bp, 256 struct graphics_object_id id) 257 { 258 unsigned int i; 259 struct graphics_object_id obj_id = {0}; 260 261 switch (id.type) { 262 case OBJECT_TYPE_ENCODER: 263 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 264 obj_id = object_id_from_bios_object_id( 265 bp->object_info_tbl.v1_4->display_path[i].encoderobjid); 266 if (id.type == obj_id.type && id.id == obj_id.id 267 && id.enum_id == obj_id.enum_id) 268 return &bp->object_info_tbl.v1_4->display_path[i]; 269 } 270 /* fall through */ 271 case OBJECT_TYPE_CONNECTOR: 272 case OBJECT_TYPE_GENERIC: 273 /* Both Generic and Connector Object ID 274 * will be stored on display_objid 275 */ 276 for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) { 277 obj_id = object_id_from_bios_object_id( 278 bp->object_info_tbl.v1_4->display_path[i].display_objid); 279 if (id.type == obj_id.type && id.id == obj_id.id 280 && id.enum_id == obj_id.enum_id) 281 return &bp->object_info_tbl.v1_4->display_path[i]; 282 } 283 /* fall through */ 284 default: 285 return NULL; 286 } 287 } 288 289 static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb, 290 struct graphics_object_id id, 291 struct graphics_object_i2c_info *info) 292 { 293 uint32_t offset; 294 struct atom_display_object_path_v2 *object; 295 struct atom_common_record_header *header; 296 struct atom_i2c_record *record; 297 struct bios_parser *bp = BP_FROM_DCB(dcb); 298 299 if (!info) 300 return BP_RESULT_BADINPUT; 301 302 object = get_bios_object(bp, id); 303 304 if (!object) 305 return BP_RESULT_BADINPUT; 306 307 offset = object->disp_recordoffset + bp->object_info_tbl_offset; 308 309 for (;;) { 310 header = GET_IMAGE(struct atom_common_record_header, offset); 311 312 if (!header) 313 return BP_RESULT_BADBIOSTABLE; 314 315 if (header->record_type == LAST_RECORD_TYPE || 316 !header->record_size) 317 break; 318 319 if (header->record_type == ATOM_I2C_RECORD_TYPE 320 && sizeof(struct atom_i2c_record) <= 321 header->record_size) { 322 /* get the I2C info */ 323 record = (struct atom_i2c_record *) header; 324 325 if (get_gpio_i2c_info(bp, record, info) == 326 BP_RESULT_OK) 327 return BP_RESULT_OK; 328 } 329 330 offset += header->record_size; 331 } 332 333 return BP_RESULT_NORECORD; 334 } 335 336 static enum bp_result get_gpio_i2c_info( 337 struct bios_parser *bp, 338 struct atom_i2c_record *record, 339 struct graphics_object_i2c_info *info) 340 { 341 struct atom_gpio_pin_lut_v2_1 *header; 342 uint32_t count = 0; 343 unsigned int table_index = 0; 344 345 if (!info) 346 return BP_RESULT_BADINPUT; 347 348 /* get the GPIO_I2C info */ 349 if (!DATA_TABLES(gpio_pin_lut)) 350 return BP_RESULT_BADBIOSTABLE; 351 352 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 353 DATA_TABLES(gpio_pin_lut)); 354 if (!header) 355 return BP_RESULT_BADBIOSTABLE; 356 357 if (sizeof(struct atom_common_table_header) + 358 sizeof(struct atom_gpio_pin_assignment) > 359 le16_to_cpu(header->table_header.structuresize)) 360 return BP_RESULT_BADBIOSTABLE; 361 362 /* TODO: is version change? */ 363 if (header->table_header.content_revision != 1) 364 return BP_RESULT_UNSUPPORTED; 365 366 /* get data count */ 367 count = (le16_to_cpu(header->table_header.structuresize) 368 - sizeof(struct atom_common_table_header)) 369 / sizeof(struct atom_gpio_pin_assignment); 370 371 table_index = record->i2c_id & I2C_HW_LANE_MUX; 372 373 if (count < table_index) { 374 bool find_valid = false; 375 376 for (table_index = 0; table_index < count; table_index++) { 377 if (((record->i2c_id & I2C_HW_CAP) == ( 378 header->gpio_pin[table_index].gpio_id & 379 I2C_HW_CAP)) && 380 ((record->i2c_id & I2C_HW_ENGINE_ID_MASK) == 381 (header->gpio_pin[table_index].gpio_id & 382 I2C_HW_ENGINE_ID_MASK)) && 383 ((record->i2c_id & I2C_HW_LANE_MUX) == 384 (header->gpio_pin[table_index].gpio_id & 385 I2C_HW_LANE_MUX))) { 386 /* still valid */ 387 find_valid = true; 388 break; 389 } 390 } 391 /* If we don't find the entry that we are looking for then 392 * we will return BP_Result_BadBiosTable. 393 */ 394 if (find_valid == false) 395 return BP_RESULT_BADBIOSTABLE; 396 } 397 398 /* get the GPIO_I2C_INFO */ 399 info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false; 400 info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX; 401 info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4; 402 info->i2c_slave_address = record->i2c_slave_addr; 403 404 /* TODO: check how to get register offset for en, Y, etc. */ 405 info->gpio_info.clk_a_register_index = 406 le16_to_cpu( 407 header->gpio_pin[table_index].data_a_reg_index); 408 info->gpio_info.clk_a_shift = 409 header->gpio_pin[table_index].gpio_bitshift; 410 411 return BP_RESULT_OK; 412 } 413 414 static enum bp_result bios_parser_get_hpd_info( 415 struct dc_bios *dcb, 416 struct graphics_object_id id, 417 struct graphics_object_hpd_info *info) 418 { 419 struct bios_parser *bp = BP_FROM_DCB(dcb); 420 struct atom_display_object_path_v2 *object; 421 struct atom_hpd_int_record *record = NULL; 422 423 if (!info) 424 return BP_RESULT_BADINPUT; 425 426 object = get_bios_object(bp, id); 427 428 if (!object) 429 return BP_RESULT_BADINPUT; 430 431 record = get_hpd_record(bp, object); 432 433 if (record != NULL) { 434 info->hpd_int_gpio_uid = record->pin_id; 435 info->hpd_active = record->plugin_pin_state; 436 return BP_RESULT_OK; 437 } 438 439 return BP_RESULT_NORECORD; 440 } 441 442 static struct atom_hpd_int_record *get_hpd_record( 443 struct bios_parser *bp, 444 struct atom_display_object_path_v2 *object) 445 { 446 struct atom_common_record_header *header; 447 uint32_t offset; 448 449 if (!object) { 450 BREAK_TO_DEBUGGER(); /* Invalid object */ 451 return NULL; 452 } 453 454 offset = le16_to_cpu(object->disp_recordoffset) 455 + bp->object_info_tbl_offset; 456 457 for (;;) { 458 header = GET_IMAGE(struct atom_common_record_header, offset); 459 460 if (!header) 461 return NULL; 462 463 if (header->record_type == LAST_RECORD_TYPE || 464 !header->record_size) 465 break; 466 467 if (header->record_type == ATOM_HPD_INT_RECORD_TYPE 468 && sizeof(struct atom_hpd_int_record) <= 469 header->record_size) 470 return (struct atom_hpd_int_record *) header; 471 472 offset += header->record_size; 473 } 474 475 return NULL; 476 } 477 478 /** 479 * bios_parser_get_gpio_pin_info 480 * Get GpioPin information of input gpio id 481 * 482 * @param gpio_id, GPIO ID 483 * @param info, GpioPin information structure 484 * @return Bios parser result code 485 * @note 486 * to get the GPIO PIN INFO, we need: 487 * 1. get the GPIO_ID from other object table, see GetHPDInfo() 488 * 2. in DATA_TABLE.GPIO_Pin_LUT, search all records, 489 * to get the registerA offset/mask 490 */ 491 static enum bp_result bios_parser_get_gpio_pin_info( 492 struct dc_bios *dcb, 493 uint32_t gpio_id, 494 struct gpio_pin_info *info) 495 { 496 struct bios_parser *bp = BP_FROM_DCB(dcb); 497 struct atom_gpio_pin_lut_v2_1 *header; 498 uint32_t count = 0; 499 uint32_t i = 0; 500 501 if (!DATA_TABLES(gpio_pin_lut)) 502 return BP_RESULT_BADBIOSTABLE; 503 504 header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1, 505 DATA_TABLES(gpio_pin_lut)); 506 if (!header) 507 return BP_RESULT_BADBIOSTABLE; 508 509 if (sizeof(struct atom_common_table_header) + 510 sizeof(struct atom_gpio_pin_assignment) 511 > le16_to_cpu(header->table_header.structuresize)) 512 return BP_RESULT_BADBIOSTABLE; 513 514 if (header->table_header.content_revision != 1) 515 return BP_RESULT_UNSUPPORTED; 516 517 /* Temporary hard code gpio pin info */ 518 #if defined(FOR_SIMNOW_BOOT) 519 { 520 struct atom_gpio_pin_assignment gpio_pin[8] = { 521 {0x5db5, 0, 0, 1, 0}, 522 {0x5db5, 8, 8, 2, 0}, 523 {0x5db5, 0x10, 0x10, 3, 0}, 524 {0x5db5, 0x18, 0x14, 4, 0}, 525 {0x5db5, 0x1A, 0x18, 5, 0}, 526 {0x5db5, 0x1C, 0x1C, 6, 0}, 527 }; 528 529 count = 6; 530 memmove(header->gpio_pin, gpio_pin, sizeof(gpio_pin)); 531 } 532 #else 533 count = (le16_to_cpu(header->table_header.structuresize) 534 - sizeof(struct atom_common_table_header)) 535 / sizeof(struct atom_gpio_pin_assignment); 536 #endif 537 for (i = 0; i < count; ++i) { 538 if (header->gpio_pin[i].gpio_id != gpio_id) 539 continue; 540 541 info->offset = 542 (uint32_t) le16_to_cpu( 543 header->gpio_pin[i].data_a_reg_index); 544 info->offset_y = info->offset + 2; 545 info->offset_en = info->offset + 1; 546 info->offset_mask = info->offset - 1; 547 548 info->mask = (uint32_t) (1 << 549 header->gpio_pin[i].gpio_bitshift); 550 info->mask_y = info->mask + 2; 551 info->mask_en = info->mask + 1; 552 info->mask_mask = info->mask - 1; 553 554 return BP_RESULT_OK; 555 } 556 557 return BP_RESULT_NORECORD; 558 } 559 560 static struct device_id device_type_from_device_id(uint16_t device_id) 561 { 562 563 struct device_id result_device_id; 564 565 result_device_id.raw_device_tag = device_id; 566 567 switch (device_id) { 568 case ATOM_DISPLAY_LCD1_SUPPORT: 569 result_device_id.device_type = DEVICE_TYPE_LCD; 570 result_device_id.enum_id = 1; 571 break; 572 573 case ATOM_DISPLAY_DFP1_SUPPORT: 574 result_device_id.device_type = DEVICE_TYPE_DFP; 575 result_device_id.enum_id = 1; 576 break; 577 578 case ATOM_DISPLAY_DFP2_SUPPORT: 579 result_device_id.device_type = DEVICE_TYPE_DFP; 580 result_device_id.enum_id = 2; 581 break; 582 583 case ATOM_DISPLAY_DFP3_SUPPORT: 584 result_device_id.device_type = DEVICE_TYPE_DFP; 585 result_device_id.enum_id = 3; 586 break; 587 588 case ATOM_DISPLAY_DFP4_SUPPORT: 589 result_device_id.device_type = DEVICE_TYPE_DFP; 590 result_device_id.enum_id = 4; 591 break; 592 593 case ATOM_DISPLAY_DFP5_SUPPORT: 594 result_device_id.device_type = DEVICE_TYPE_DFP; 595 result_device_id.enum_id = 5; 596 break; 597 598 case ATOM_DISPLAY_DFP6_SUPPORT: 599 result_device_id.device_type = DEVICE_TYPE_DFP; 600 result_device_id.enum_id = 6; 601 break; 602 603 default: 604 BREAK_TO_DEBUGGER(); /* Invalid device Id */ 605 result_device_id.device_type = DEVICE_TYPE_UNKNOWN; 606 result_device_id.enum_id = 0; 607 } 608 return result_device_id; 609 } 610 611 static enum bp_result bios_parser_get_device_tag( 612 struct dc_bios *dcb, 613 struct graphics_object_id connector_object_id, 614 uint32_t device_tag_index, 615 struct connector_device_tag_info *info) 616 { 617 struct bios_parser *bp = BP_FROM_DCB(dcb); 618 struct atom_display_object_path_v2 *object; 619 620 if (!info) 621 return BP_RESULT_BADINPUT; 622 623 /* getBiosObject will return MXM object */ 624 object = get_bios_object(bp, connector_object_id); 625 626 if (!object) { 627 BREAK_TO_DEBUGGER(); /* Invalid object id */ 628 return BP_RESULT_BADINPUT; 629 } 630 631 info->acpi_device = 0; /* BIOS no longer provides this */ 632 info->dev_id = device_type_from_device_id(object->device_tag); 633 634 return BP_RESULT_OK; 635 } 636 637 static enum bp_result get_ss_info_v4_1( 638 struct bios_parser *bp, 639 uint32_t id, 640 uint32_t index, 641 struct spread_spectrum_info *ss_info) 642 { 643 enum bp_result result = BP_RESULT_OK; 644 struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL; 645 struct atom_smu_info_v3_3 *smu_info = NULL; 646 647 if (!ss_info) 648 return BP_RESULT_BADINPUT; 649 650 if (!DATA_TABLES(dce_info)) 651 return BP_RESULT_BADBIOSTABLE; 652 653 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1, 654 DATA_TABLES(dce_info)); 655 if (!disp_cntl_tbl) 656 return BP_RESULT_BADBIOSTABLE; 657 658 659 ss_info->type.STEP_AND_DELAY_INFO = false; 660 ss_info->spread_percentage_divider = 1000; 661 /* BIOS no longer uses target clock. Always enable for now */ 662 ss_info->target_clock_range = 0xffffffff; 663 664 switch (id) { 665 case AS_SIGNAL_TYPE_DVI: 666 ss_info->spread_spectrum_percentage = 667 disp_cntl_tbl->dvi_ss_percentage; 668 ss_info->spread_spectrum_range = 669 disp_cntl_tbl->dvi_ss_rate_10hz * 10; 670 if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 671 ss_info->type.CENTER_MODE = true; 672 break; 673 case AS_SIGNAL_TYPE_HDMI: 674 ss_info->spread_spectrum_percentage = 675 disp_cntl_tbl->hdmi_ss_percentage; 676 ss_info->spread_spectrum_range = 677 disp_cntl_tbl->hdmi_ss_rate_10hz * 10; 678 if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 679 ss_info->type.CENTER_MODE = true; 680 break; 681 /* TODO LVDS not support anymore? */ 682 case AS_SIGNAL_TYPE_DISPLAY_PORT: 683 ss_info->spread_spectrum_percentage = 684 disp_cntl_tbl->dp_ss_percentage; 685 ss_info->spread_spectrum_range = 686 disp_cntl_tbl->dp_ss_rate_10hz * 10; 687 if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 688 ss_info->type.CENTER_MODE = true; 689 break; 690 case AS_SIGNAL_TYPE_GPU_PLL: 691 /* atom_firmware: DAL only get data from dce_info table. 692 * if data within smu_info is needed for DAL, VBIOS should 693 * copy it into dce_info 694 */ 695 result = BP_RESULT_UNSUPPORTED; 696 break; 697 case AS_SIGNAL_TYPE_XGMI: 698 smu_info = GET_IMAGE(struct atom_smu_info_v3_3, 699 DATA_TABLES(smu_info)); 700 if (!smu_info) 701 return BP_RESULT_BADBIOSTABLE; 702 703 ss_info->spread_spectrum_percentage = 704 smu_info->waflclk_ss_percentage; 705 ss_info->spread_spectrum_range = 706 smu_info->gpuclk_ss_rate_10hz * 10; 707 if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 708 ss_info->type.CENTER_MODE = true; 709 break; 710 default: 711 result = BP_RESULT_UNSUPPORTED; 712 } 713 714 return result; 715 } 716 717 static enum bp_result get_ss_info_v4_2( 718 struct bios_parser *bp, 719 uint32_t id, 720 uint32_t index, 721 struct spread_spectrum_info *ss_info) 722 { 723 enum bp_result result = BP_RESULT_OK; 724 struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL; 725 struct atom_smu_info_v3_1 *smu_info = NULL; 726 727 if (!ss_info) 728 return BP_RESULT_BADINPUT; 729 730 if (!DATA_TABLES(dce_info)) 731 return BP_RESULT_BADBIOSTABLE; 732 733 if (!DATA_TABLES(smu_info)) 734 return BP_RESULT_BADBIOSTABLE; 735 736 disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2, 737 DATA_TABLES(dce_info)); 738 if (!disp_cntl_tbl) 739 return BP_RESULT_BADBIOSTABLE; 740 741 smu_info = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); 742 if (!smu_info) 743 return BP_RESULT_BADBIOSTABLE; 744 745 ss_info->type.STEP_AND_DELAY_INFO = false; 746 ss_info->spread_percentage_divider = 1000; 747 /* BIOS no longer uses target clock. Always enable for now */ 748 ss_info->target_clock_range = 0xffffffff; 749 750 switch (id) { 751 case AS_SIGNAL_TYPE_DVI: 752 ss_info->spread_spectrum_percentage = 753 disp_cntl_tbl->dvi_ss_percentage; 754 ss_info->spread_spectrum_range = 755 disp_cntl_tbl->dvi_ss_rate_10hz * 10; 756 if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 757 ss_info->type.CENTER_MODE = true; 758 break; 759 case AS_SIGNAL_TYPE_HDMI: 760 ss_info->spread_spectrum_percentage = 761 disp_cntl_tbl->hdmi_ss_percentage; 762 ss_info->spread_spectrum_range = 763 disp_cntl_tbl->hdmi_ss_rate_10hz * 10; 764 if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 765 ss_info->type.CENTER_MODE = true; 766 break; 767 /* TODO LVDS not support anymore? */ 768 case AS_SIGNAL_TYPE_DISPLAY_PORT: 769 ss_info->spread_spectrum_percentage = 770 smu_info->gpuclk_ss_percentage; 771 ss_info->spread_spectrum_range = 772 smu_info->gpuclk_ss_rate_10hz * 10; 773 if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) 774 ss_info->type.CENTER_MODE = true; 775 break; 776 case AS_SIGNAL_TYPE_GPU_PLL: 777 /* atom_firmware: DAL only get data from dce_info table. 778 * if data within smu_info is needed for DAL, VBIOS should 779 * copy it into dce_info 780 */ 781 result = BP_RESULT_UNSUPPORTED; 782 break; 783 default: 784 result = BP_RESULT_UNSUPPORTED; 785 } 786 787 return result; 788 } 789 790 /** 791 * bios_parser_get_spread_spectrum_info 792 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or 793 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info 794 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info 795 * ver 3.1, 796 * there is only one entry for each signal /ss id. However, there is 797 * no planning of supporting multiple spread Sprectum entry for EverGreen 798 * @param [in] this 799 * @param [in] signal, ASSignalType to be converted to info index 800 * @param [in] index, number of entries that match the converted info index 801 * @param [out] ss_info, sprectrum information structure, 802 * @return Bios parser result code 803 */ 804 static enum bp_result bios_parser_get_spread_spectrum_info( 805 struct dc_bios *dcb, 806 enum as_signal_type signal, 807 uint32_t index, 808 struct spread_spectrum_info *ss_info) 809 { 810 struct bios_parser *bp = BP_FROM_DCB(dcb); 811 enum bp_result result = BP_RESULT_UNSUPPORTED; 812 struct atom_common_table_header *header; 813 struct atom_data_revision tbl_revision; 814 815 if (!ss_info) /* check for bad input */ 816 return BP_RESULT_BADINPUT; 817 818 if (!DATA_TABLES(dce_info)) 819 return BP_RESULT_UNSUPPORTED; 820 821 header = GET_IMAGE(struct atom_common_table_header, 822 DATA_TABLES(dce_info)); 823 get_atom_data_table_revision(header, &tbl_revision); 824 825 switch (tbl_revision.major) { 826 case 4: 827 switch (tbl_revision.minor) { 828 case 1: 829 return get_ss_info_v4_1(bp, signal, index, ss_info); 830 case 2: 831 return get_ss_info_v4_2(bp, signal, index, ss_info); 832 default: 833 break; 834 } 835 break; 836 default: 837 break; 838 } 839 /* there can not be more then one entry for SS Info table */ 840 return result; 841 } 842 843 static enum bp_result get_embedded_panel_info_v2_1( 844 struct bios_parser *bp, 845 struct embedded_panel_info *info) 846 { 847 struct lcd_info_v2_1 *lvds; 848 849 if (!info) 850 return BP_RESULT_BADINPUT; 851 852 if (!DATA_TABLES(lcd_info)) 853 return BP_RESULT_UNSUPPORTED; 854 855 lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info)); 856 857 if (!lvds) 858 return BP_RESULT_BADBIOSTABLE; 859 860 /* TODO: previous vv1_3, should v2_1 */ 861 if (!((lvds->table_header.format_revision == 2) 862 && (lvds->table_header.content_revision >= 1))) 863 return BP_RESULT_UNSUPPORTED; 864 865 memset(info, 0, sizeof(struct embedded_panel_info)); 866 867 /* We need to convert from 10KHz units into KHz units */ 868 info->lcd_timing.pixel_clk = le16_to_cpu(lvds->lcd_timing.pixclk) * 10; 869 /* usHActive does not include borders, according to VBIOS team */ 870 info->lcd_timing.horizontal_addressable = le16_to_cpu(lvds->lcd_timing.h_active); 871 /* usHBlanking_Time includes borders, so we should really be 872 * subtractingborders duing this translation, but LVDS generally 873 * doesn't have borders, so we should be okay leaving this as is for 874 * now. May need to revisit if we ever have LVDS with borders 875 */ 876 info->lcd_timing.horizontal_blanking_time = le16_to_cpu(lvds->lcd_timing.h_blanking_time); 877 /* usVActive does not include borders, according to VBIOS team*/ 878 info->lcd_timing.vertical_addressable = le16_to_cpu(lvds->lcd_timing.v_active); 879 /* usVBlanking_Time includes borders, so we should really be 880 * subtracting borders duing this translation, but LVDS generally 881 * doesn't have borders, so we should be okay leaving this as is for 882 * now. May need to revisit if we ever have LVDS with borders 883 */ 884 info->lcd_timing.vertical_blanking_time = le16_to_cpu(lvds->lcd_timing.v_blanking_time); 885 info->lcd_timing.horizontal_sync_offset = le16_to_cpu(lvds->lcd_timing.h_sync_offset); 886 info->lcd_timing.horizontal_sync_width = le16_to_cpu(lvds->lcd_timing.h_sync_width); 887 info->lcd_timing.vertical_sync_offset = le16_to_cpu(lvds->lcd_timing.v_sync_offset); 888 info->lcd_timing.vertical_sync_width = le16_to_cpu(lvds->lcd_timing.v_syncwidth); 889 info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border; 890 info->lcd_timing.vertical_border = lvds->lcd_timing.v_border; 891 892 /* not provided by VBIOS */ 893 info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0; 894 895 info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo 896 & ATOM_HSYNC_POLARITY); 897 info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo 898 & ATOM_VSYNC_POLARITY); 899 900 /* not provided by VBIOS */ 901 info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0; 902 903 info->lcd_timing.misc_info.H_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo 904 & ATOM_H_REPLICATIONBY2); 905 info->lcd_timing.misc_info.V_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo 906 & ATOM_V_REPLICATIONBY2); 907 info->lcd_timing.misc_info.COMPOSITE_SYNC = !!(lvds->lcd_timing.miscinfo 908 & ATOM_COMPOSITESYNC); 909 info->lcd_timing.misc_info.INTERLACE = !!(lvds->lcd_timing.miscinfo & ATOM_INTERLACE); 910 911 /* not provided by VBIOS*/ 912 info->lcd_timing.misc_info.DOUBLE_CLOCK = 0; 913 /* not provided by VBIOS*/ 914 info->ss_id = 0; 915 916 info->realtek_eDPToLVDS = !!(lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID); 917 918 return BP_RESULT_OK; 919 } 920 921 static enum bp_result bios_parser_get_embedded_panel_info( 922 struct dc_bios *dcb, 923 struct embedded_panel_info *info) 924 { 925 struct bios_parser 926 *bp = BP_FROM_DCB(dcb); 927 struct atom_common_table_header *header; 928 struct atom_data_revision tbl_revision; 929 930 if (!DATA_TABLES(lcd_info)) 931 return BP_RESULT_FAILURE; 932 933 header = GET_IMAGE(struct atom_common_table_header, DATA_TABLES(lcd_info)); 934 935 if (!header) 936 return BP_RESULT_BADBIOSTABLE; 937 938 get_atom_data_table_revision(header, &tbl_revision); 939 940 switch (tbl_revision.major) { 941 case 2: 942 switch (tbl_revision.minor) { 943 case 1: 944 return get_embedded_panel_info_v2_1(bp, info); 945 default: 946 break; 947 } 948 default: 949 break; 950 } 951 952 return BP_RESULT_FAILURE; 953 } 954 955 static uint32_t get_support_mask_for_device_id(struct device_id device_id) 956 { 957 enum dal_device_type device_type = device_id.device_type; 958 uint32_t enum_id = device_id.enum_id; 959 960 switch (device_type) { 961 case DEVICE_TYPE_LCD: 962 switch (enum_id) { 963 case 1: 964 return ATOM_DISPLAY_LCD1_SUPPORT; 965 default: 966 break; 967 } 968 break; 969 case DEVICE_TYPE_DFP: 970 switch (enum_id) { 971 case 1: 972 return ATOM_DISPLAY_DFP1_SUPPORT; 973 case 2: 974 return ATOM_DISPLAY_DFP2_SUPPORT; 975 case 3: 976 return ATOM_DISPLAY_DFP3_SUPPORT; 977 case 4: 978 return ATOM_DISPLAY_DFP4_SUPPORT; 979 case 5: 980 return ATOM_DISPLAY_DFP5_SUPPORT; 981 case 6: 982 return ATOM_DISPLAY_DFP6_SUPPORT; 983 default: 984 break; 985 } 986 break; 987 default: 988 break; 989 }; 990 991 /* Unidentified device ID, return empty support mask. */ 992 return 0; 993 } 994 995 static bool bios_parser_is_device_id_supported( 996 struct dc_bios *dcb, 997 struct device_id id) 998 { 999 struct bios_parser *bp = BP_FROM_DCB(dcb); 1000 1001 uint32_t mask = get_support_mask_for_device_id(id); 1002 1003 return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & 1004 mask) != 0; 1005 } 1006 1007 static uint32_t bios_parser_get_ss_entry_number( 1008 struct dc_bios *dcb, 1009 enum as_signal_type signal) 1010 { 1011 /* TODO: DAL2 atomfirmware implementation does not need this. 1012 * why DAL3 need this? 1013 */ 1014 return 1; 1015 } 1016 1017 static enum bp_result bios_parser_transmitter_control( 1018 struct dc_bios *dcb, 1019 struct bp_transmitter_control *cntl) 1020 { 1021 struct bios_parser *bp = BP_FROM_DCB(dcb); 1022 1023 if (!bp->cmd_tbl.transmitter_control) 1024 return BP_RESULT_FAILURE; 1025 1026 return bp->cmd_tbl.transmitter_control(bp, cntl); 1027 } 1028 1029 static enum bp_result bios_parser_encoder_control( 1030 struct dc_bios *dcb, 1031 struct bp_encoder_control *cntl) 1032 { 1033 struct bios_parser *bp = BP_FROM_DCB(dcb); 1034 1035 if (!bp->cmd_tbl.dig_encoder_control) 1036 return BP_RESULT_FAILURE; 1037 1038 return bp->cmd_tbl.dig_encoder_control(bp, cntl); 1039 } 1040 1041 static enum bp_result bios_parser_set_pixel_clock( 1042 struct dc_bios *dcb, 1043 struct bp_pixel_clock_parameters *bp_params) 1044 { 1045 struct bios_parser *bp = BP_FROM_DCB(dcb); 1046 1047 if (!bp->cmd_tbl.set_pixel_clock) 1048 return BP_RESULT_FAILURE; 1049 1050 return bp->cmd_tbl.set_pixel_clock(bp, bp_params); 1051 } 1052 1053 static enum bp_result bios_parser_set_dce_clock( 1054 struct dc_bios *dcb, 1055 struct bp_set_dce_clock_parameters *bp_params) 1056 { 1057 struct bios_parser *bp = BP_FROM_DCB(dcb); 1058 1059 if (!bp->cmd_tbl.set_dce_clock) 1060 return BP_RESULT_FAILURE; 1061 1062 return bp->cmd_tbl.set_dce_clock(bp, bp_params); 1063 } 1064 1065 static enum bp_result bios_parser_program_crtc_timing( 1066 struct dc_bios *dcb, 1067 struct bp_hw_crtc_timing_parameters *bp_params) 1068 { 1069 struct bios_parser *bp = BP_FROM_DCB(dcb); 1070 1071 if (!bp->cmd_tbl.set_crtc_timing) 1072 return BP_RESULT_FAILURE; 1073 1074 return bp->cmd_tbl.set_crtc_timing(bp, bp_params); 1075 } 1076 1077 static enum bp_result bios_parser_enable_crtc( 1078 struct dc_bios *dcb, 1079 enum controller_id id, 1080 bool enable) 1081 { 1082 struct bios_parser *bp = BP_FROM_DCB(dcb); 1083 1084 if (!bp->cmd_tbl.enable_crtc) 1085 return BP_RESULT_FAILURE; 1086 1087 return bp->cmd_tbl.enable_crtc(bp, id, enable); 1088 } 1089 1090 static enum bp_result bios_parser_enable_disp_power_gating( 1091 struct dc_bios *dcb, 1092 enum controller_id controller_id, 1093 enum bp_pipe_control_action action) 1094 { 1095 struct bios_parser *bp = BP_FROM_DCB(dcb); 1096 1097 if (!bp->cmd_tbl.enable_disp_power_gating) 1098 return BP_RESULT_FAILURE; 1099 1100 return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id, 1101 action); 1102 } 1103 1104 static bool bios_parser_is_accelerated_mode( 1105 struct dc_bios *dcb) 1106 { 1107 return bios_is_accelerated_mode(dcb); 1108 } 1109 1110 /** 1111 * bios_parser_set_scratch_critical_state 1112 * 1113 * @brief 1114 * update critical state bit in VBIOS scratch register 1115 * 1116 * @param 1117 * bool - to set or reset state 1118 */ 1119 static void bios_parser_set_scratch_critical_state( 1120 struct dc_bios *dcb, 1121 bool state) 1122 { 1123 bios_set_scratch_critical_state(dcb, state); 1124 } 1125 1126 static enum bp_result bios_parser_get_firmware_info( 1127 struct dc_bios *dcb, 1128 struct dc_firmware_info *info) 1129 { 1130 struct bios_parser *bp = BP_FROM_DCB(dcb); 1131 enum bp_result result = BP_RESULT_BADBIOSTABLE; 1132 struct atom_common_table_header *header; 1133 1134 struct atom_data_revision revision; 1135 1136 if (info && DATA_TABLES(firmwareinfo)) { 1137 header = GET_IMAGE(struct atom_common_table_header, 1138 DATA_TABLES(firmwareinfo)); 1139 get_atom_data_table_revision(header, &revision); 1140 switch (revision.major) { 1141 case 3: 1142 switch (revision.minor) { 1143 case 1: 1144 result = get_firmware_info_v3_1(bp, info); 1145 break; 1146 case 2: 1147 result = get_firmware_info_v3_2(bp, info); 1148 break; 1149 case 3: 1150 result = get_firmware_info_v3_2(bp, info); 1151 break; 1152 default: 1153 break; 1154 } 1155 break; 1156 default: 1157 break; 1158 } 1159 } 1160 1161 return result; 1162 } 1163 1164 static enum bp_result get_firmware_info_v3_1( 1165 struct bios_parser *bp, 1166 struct dc_firmware_info *info) 1167 { 1168 struct atom_firmware_info_v3_1 *firmware_info; 1169 struct atom_display_controller_info_v4_1 *dce_info = NULL; 1170 1171 if (!info) 1172 return BP_RESULT_BADINPUT; 1173 1174 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1, 1175 DATA_TABLES(firmwareinfo)); 1176 1177 dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1, 1178 DATA_TABLES(dce_info)); 1179 1180 if (!firmware_info || !dce_info) 1181 return BP_RESULT_BADBIOSTABLE; 1182 1183 memset(info, 0, sizeof(*info)); 1184 1185 /* Pixel clock pll information. */ 1186 /* We need to convert from 10KHz units into KHz units */ 1187 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1188 info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10; 1189 1190 /* 27MHz for Vega10: */ 1191 info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10; 1192 1193 /* Hardcode frequency if BIOS gives no DCE Ref Clk */ 1194 if (info->pll_info.crystal_frequency == 0) 1195 info->pll_info.crystal_frequency = 27000; 1196 /*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/ 1197 info->dp_phy_ref_clk = dce_info->dpphy_refclk_10khz * 10; 1198 info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10; 1199 1200 /* Get GPU PLL VCO Clock */ 1201 1202 if (bp->cmd_tbl.get_smu_clock_info != NULL) { 1203 /* VBIOS gives in 10KHz */ 1204 info->smu_gpu_pll_output_freq = 1205 bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10; 1206 } 1207 1208 return BP_RESULT_OK; 1209 } 1210 1211 static enum bp_result get_firmware_info_v3_2( 1212 struct bios_parser *bp, 1213 struct dc_firmware_info *info) 1214 { 1215 struct atom_firmware_info_v3_2 *firmware_info; 1216 struct atom_display_controller_info_v4_1 *dce_info = NULL; 1217 struct atom_common_table_header *header; 1218 struct atom_data_revision revision; 1219 struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL; 1220 struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL; 1221 1222 if (!info) 1223 return BP_RESULT_BADINPUT; 1224 1225 firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2, 1226 DATA_TABLES(firmwareinfo)); 1227 1228 dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1, 1229 DATA_TABLES(dce_info)); 1230 1231 if (!firmware_info || !dce_info) 1232 return BP_RESULT_BADBIOSTABLE; 1233 1234 memset(info, 0, sizeof(*info)); 1235 1236 header = GET_IMAGE(struct atom_common_table_header, 1237 DATA_TABLES(smu_info)); 1238 get_atom_data_table_revision(header, &revision); 1239 1240 if (revision.minor == 2) { 1241 /* Vega12 */ 1242 smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2, 1243 DATA_TABLES(smu_info)); 1244 1245 if (!smu_info_v3_2) 1246 return BP_RESULT_BADBIOSTABLE; 1247 1248 info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10; 1249 } else if (revision.minor == 3) { 1250 /* Vega20 */ 1251 smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3, 1252 DATA_TABLES(smu_info)); 1253 1254 if (!smu_info_v3_3) 1255 return BP_RESULT_BADBIOSTABLE; 1256 1257 info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10; 1258 } 1259 1260 // We need to convert from 10KHz units into KHz units. 1261 info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10; 1262 1263 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */ 1264 info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10; 1265 /* Hardcode frequency if BIOS gives no DCE Ref Clk */ 1266 if (info->pll_info.crystal_frequency == 0) { 1267 if (revision.minor == 2) 1268 info->pll_info.crystal_frequency = 27000; 1269 else if (revision.minor == 3) 1270 info->pll_info.crystal_frequency = 100000; 1271 } 1272 /*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/ 1273 info->dp_phy_ref_clk = dce_info->dpphy_refclk_10khz * 10; 1274 info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10; 1275 1276 /* Get GPU PLL VCO Clock */ 1277 if (bp->cmd_tbl.get_smu_clock_info != NULL) { 1278 if (revision.minor == 2) 1279 info->smu_gpu_pll_output_freq = 1280 bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10; 1281 else if (revision.minor == 3) 1282 info->smu_gpu_pll_output_freq = 1283 bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10; 1284 } 1285 1286 return BP_RESULT_OK; 1287 } 1288 1289 static enum bp_result bios_parser_get_encoder_cap_info( 1290 struct dc_bios *dcb, 1291 struct graphics_object_id object_id, 1292 struct bp_encoder_cap_info *info) 1293 { 1294 struct bios_parser *bp = BP_FROM_DCB(dcb); 1295 struct atom_display_object_path_v2 *object; 1296 struct atom_encoder_caps_record *record = NULL; 1297 1298 if (!info) 1299 return BP_RESULT_BADINPUT; 1300 1301 object = get_bios_object(bp, object_id); 1302 1303 if (!object) 1304 return BP_RESULT_BADINPUT; 1305 1306 record = get_encoder_cap_record(bp, object); 1307 if (!record) 1308 return BP_RESULT_NORECORD; 1309 1310 info->DP_HBR2_CAP = (record->encodercaps & 1311 ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0; 1312 info->DP_HBR2_EN = (record->encodercaps & 1313 ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0; 1314 info->DP_HBR3_EN = (record->encodercaps & 1315 ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0; 1316 info->HDMI_6GB_EN = (record->encodercaps & 1317 ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0; 1318 info->DP_IS_USB_C = (record->encodercaps & 1319 ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0; 1320 1321 return BP_RESULT_OK; 1322 } 1323 1324 1325 static struct atom_encoder_caps_record *get_encoder_cap_record( 1326 struct bios_parser *bp, 1327 struct atom_display_object_path_v2 *object) 1328 { 1329 struct atom_common_record_header *header; 1330 uint32_t offset; 1331 1332 if (!object) { 1333 BREAK_TO_DEBUGGER(); /* Invalid object */ 1334 return NULL; 1335 } 1336 1337 offset = object->encoder_recordoffset + bp->object_info_tbl_offset; 1338 1339 for (;;) { 1340 header = GET_IMAGE(struct atom_common_record_header, offset); 1341 1342 if (!header) 1343 return NULL; 1344 1345 offset += header->record_size; 1346 1347 if (header->record_type == LAST_RECORD_TYPE || 1348 !header->record_size) 1349 break; 1350 1351 if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE) 1352 continue; 1353 1354 if (sizeof(struct atom_encoder_caps_record) <= 1355 header->record_size) 1356 return (struct atom_encoder_caps_record *)header; 1357 } 1358 1359 return NULL; 1360 } 1361 1362 /* 1363 * get_integrated_info_v11 1364 * 1365 * @brief 1366 * Get V8 integrated BIOS information 1367 * 1368 * @param 1369 * bios_parser *bp - [in]BIOS parser handler to get master data table 1370 * integrated_info *info - [out] store and output integrated info 1371 * 1372 * @return 1373 * enum bp_result - BP_RESULT_OK if information is available, 1374 * BP_RESULT_BADBIOSTABLE otherwise. 1375 */ 1376 static enum bp_result get_integrated_info_v11( 1377 struct bios_parser *bp, 1378 struct integrated_info *info) 1379 { 1380 struct atom_integrated_system_info_v1_11 *info_v11; 1381 uint32_t i; 1382 1383 info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11, 1384 DATA_TABLES(integratedsysteminfo)); 1385 1386 if (info_v11 == NULL) 1387 return BP_RESULT_BADBIOSTABLE; 1388 1389 info->gpu_cap_info = 1390 le32_to_cpu(info_v11->gpucapinfo); 1391 /* 1392 * system_config: Bit[0] = 0 : PCIE power gating disabled 1393 * = 1 : PCIE power gating enabled 1394 * Bit[1] = 0 : DDR-PLL shut down disabled 1395 * = 1 : DDR-PLL shut down enabled 1396 * Bit[2] = 0 : DDR-PLL power down disabled 1397 * = 1 : DDR-PLL power down enabled 1398 */ 1399 info->system_config = le32_to_cpu(info_v11->system_config); 1400 info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo); 1401 info->memory_type = info_v11->memorytype; 1402 info->ma_channel_number = info_v11->umachannelnumber; 1403 info->lvds_ss_percentage = 1404 le16_to_cpu(info_v11->lvds_ss_percentage); 1405 #ifdef CONFIG_DRM_AMD_DC_DCN2_0 1406 info->dp_ss_control = 1407 le16_to_cpu(info_v11->reserved1); 1408 #endif 1409 info->lvds_sspread_rate_in_10hz = 1410 le16_to_cpu(info_v11->lvds_ss_rate_10hz); 1411 info->hdmi_ss_percentage = 1412 le16_to_cpu(info_v11->hdmi_ss_percentage); 1413 info->hdmi_sspread_rate_in_10hz = 1414 le16_to_cpu(info_v11->hdmi_ss_rate_10hz); 1415 info->dvi_ss_percentage = 1416 le16_to_cpu(info_v11->dvi_ss_percentage); 1417 info->dvi_sspread_rate_in_10_hz = 1418 le16_to_cpu(info_v11->dvi_ss_rate_10hz); 1419 info->lvds_misc = info_v11->lvds_misc; 1420 for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) { 1421 info->ext_disp_conn_info.gu_id[i] = 1422 info_v11->extdispconninfo.guid[i]; 1423 } 1424 1425 for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) { 1426 info->ext_disp_conn_info.path[i].device_connector_id = 1427 object_id_from_bios_object_id( 1428 le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid)); 1429 1430 info->ext_disp_conn_info.path[i].ext_encoder_obj_id = 1431 object_id_from_bios_object_id( 1432 le16_to_cpu( 1433 info_v11->extdispconninfo.path[i].ext_encoder_objid)); 1434 1435 info->ext_disp_conn_info.path[i].device_tag = 1436 le16_to_cpu( 1437 info_v11->extdispconninfo.path[i].device_tag); 1438 info->ext_disp_conn_info.path[i].device_acpi_enum = 1439 le16_to_cpu( 1440 info_v11->extdispconninfo.path[i].device_acpi_enum); 1441 info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index = 1442 info_v11->extdispconninfo.path[i].auxddclut_index; 1443 info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index = 1444 info_v11->extdispconninfo.path[i].hpdlut_index; 1445 info->ext_disp_conn_info.path[i].channel_mapping.raw = 1446 info_v11->extdispconninfo.path[i].channelmapping; 1447 info->ext_disp_conn_info.path[i].caps = 1448 le16_to_cpu(info_v11->extdispconninfo.path[i].caps); 1449 } 1450 info->ext_disp_conn_info.checksum = 1451 info_v11->extdispconninfo.checksum; 1452 1453 info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr; 1454 info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum; 1455 for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) { 1456 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index = 1457 info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1458 info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val = 1459 info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1460 } 1461 info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum; 1462 for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) { 1463 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1464 info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1465 info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1466 info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1467 } 1468 1469 info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr; 1470 info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum; 1471 for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) { 1472 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index = 1473 info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1474 info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val = 1475 info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1476 } 1477 info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum; 1478 for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) { 1479 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1480 info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1481 info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1482 info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1483 } 1484 1485 info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr; 1486 info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum; 1487 for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) { 1488 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index = 1489 info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1490 info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val = 1491 info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1492 } 1493 info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum; 1494 for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) { 1495 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1496 info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1497 info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1498 info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1499 } 1500 1501 info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr; 1502 info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum; 1503 for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) { 1504 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index = 1505 info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex; 1506 info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val = 1507 info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal; 1508 } 1509 info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum; 1510 for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) { 1511 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index = 1512 info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex; 1513 info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val = 1514 info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal; 1515 } 1516 1517 1518 /** TODO - review **/ 1519 #if 0 1520 info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock) 1521 * 10; 1522 info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10; 1523 info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10; 1524 1525 for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 1526 /* Convert [10KHz] into [KHz] */ 1527 info->disp_clk_voltage[i].max_supported_clk = 1528 le32_to_cpu(info_v11->sDISPCLK_Voltage[i]. 1529 ulMaximumSupportedCLK) * 10; 1530 info->disp_clk_voltage[i].voltage_index = 1531 le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex); 1532 } 1533 1534 info->boot_up_req_display_vector = 1535 le32_to_cpu(info_v11->ulBootUpReqDisplayVector); 1536 info->boot_up_nb_voltage = 1537 le16_to_cpu(info_v11->usBootUpNBVoltage); 1538 info->ext_disp_conn_info_offset = 1539 le16_to_cpu(info_v11->usExtDispConnInfoOffset); 1540 info->gmc_restore_reset_time = 1541 le32_to_cpu(info_v11->ulGMCRestoreResetTime); 1542 info->minimum_n_clk = 1543 le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]); 1544 for (i = 1; i < 4; ++i) 1545 info->minimum_n_clk = 1546 info->minimum_n_clk < 1547 le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ? 1548 info->minimum_n_clk : le32_to_cpu( 1549 info_v11->ulNbpStateNClkFreq[i]); 1550 1551 info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk); 1552 info->ddr_dll_power_up_time = 1553 le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime); 1554 info->ddr_pll_power_up_time = 1555 le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime); 1556 info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType); 1557 info->max_lvds_pclk_freq_in_single_link = 1558 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 1559 info->max_lvds_pclk_freq_in_single_link = 1560 le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink); 1561 info->lvds_pwr_on_seq_dig_on_to_de_in_4ms = 1562 info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms; 1563 info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms = 1564 info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms; 1565 info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms = 1566 info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms; 1567 info->lvds_pwr_off_seq_vary_bl_to_de_in4ms = 1568 info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms; 1569 info->lvds_pwr_off_seq_de_to_dig_on_in4ms = 1570 info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms; 1571 info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms = 1572 info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms; 1573 info->lvds_off_to_on_delay_in_4ms = 1574 info_v11->ucLVDSOffToOnDelay_in4Ms; 1575 info->lvds_bit_depth_control_val = 1576 le32_to_cpu(info_v11->ulLCDBitDepthControlVal); 1577 1578 for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) { 1579 /* Convert [10KHz] into [KHz] */ 1580 info->avail_s_clk[i].supported_s_clk = 1581 le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK) 1582 * 10; 1583 info->avail_s_clk[i].voltage_index = 1584 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex); 1585 info->avail_s_clk[i].voltage_id = 1586 le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID); 1587 } 1588 #endif /* TODO*/ 1589 1590 return BP_RESULT_OK; 1591 } 1592 1593 1594 /* 1595 * construct_integrated_info 1596 * 1597 * @brief 1598 * Get integrated BIOS information based on table revision 1599 * 1600 * @param 1601 * bios_parser *bp - [in]BIOS parser handler to get master data table 1602 * integrated_info *info - [out] store and output integrated info 1603 * 1604 * @return 1605 * enum bp_result - BP_RESULT_OK if information is available, 1606 * BP_RESULT_BADBIOSTABLE otherwise. 1607 */ 1608 static enum bp_result construct_integrated_info( 1609 struct bios_parser *bp, 1610 struct integrated_info *info) 1611 { 1612 enum bp_result result = BP_RESULT_BADBIOSTABLE; 1613 1614 struct atom_common_table_header *header; 1615 struct atom_data_revision revision; 1616 uint32_t i; 1617 uint32_t j; 1618 1619 if (info && DATA_TABLES(integratedsysteminfo)) { 1620 header = GET_IMAGE(struct atom_common_table_header, 1621 DATA_TABLES(integratedsysteminfo)); 1622 1623 get_atom_data_table_revision(header, &revision); 1624 1625 /* Don't need to check major revision as they are all 1 */ 1626 switch (revision.minor) { 1627 case 11: 1628 case 12: 1629 result = get_integrated_info_v11(bp, info); 1630 break; 1631 default: 1632 return result; 1633 } 1634 } 1635 1636 if (result != BP_RESULT_OK) 1637 return result; 1638 1639 /* Sort voltage table from low to high*/ 1640 for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { 1641 for (j = i; j > 0; --j) { 1642 if (info->disp_clk_voltage[j].max_supported_clk < 1643 info->disp_clk_voltage[j-1].max_supported_clk 1644 ) { 1645 /* swap j and j - 1*/ 1646 swap(info->disp_clk_voltage[j - 1], 1647 info->disp_clk_voltage[j]); 1648 } 1649 } 1650 } 1651 1652 return result; 1653 } 1654 1655 static struct integrated_info *bios_parser_create_integrated_info( 1656 struct dc_bios *dcb) 1657 { 1658 struct bios_parser *bp = BP_FROM_DCB(dcb); 1659 struct integrated_info *info = NULL; 1660 1661 info = kzalloc(sizeof(struct integrated_info), GFP_KERNEL); 1662 1663 if (info == NULL) { 1664 ASSERT_CRITICAL(0); 1665 return NULL; 1666 } 1667 1668 if (construct_integrated_info(bp, info) == BP_RESULT_OK) 1669 return info; 1670 1671 kfree(info); 1672 1673 return NULL; 1674 } 1675 1676 static enum bp_result update_slot_layout_info( 1677 struct dc_bios *dcb, 1678 unsigned int i, 1679 struct slot_layout_info *slot_layout_info) 1680 { 1681 unsigned int record_offset; 1682 unsigned int j; 1683 struct atom_display_object_path_v2 *object; 1684 struct atom_bracket_layout_record *record; 1685 struct atom_common_record_header *record_header; 1686 enum bp_result result; 1687 struct bios_parser *bp; 1688 struct object_info_table *tbl; 1689 struct display_object_info_table_v1_4 *v1_4; 1690 1691 record = NULL; 1692 record_header = NULL; 1693 result = BP_RESULT_NORECORD; 1694 1695 bp = BP_FROM_DCB(dcb); 1696 tbl = &bp->object_info_tbl; 1697 v1_4 = tbl->v1_4; 1698 1699 object = &v1_4->display_path[i]; 1700 record_offset = (unsigned int) 1701 (object->disp_recordoffset) + 1702 (unsigned int)(bp->object_info_tbl_offset); 1703 1704 for (;;) { 1705 1706 record_header = (struct atom_common_record_header *) 1707 GET_IMAGE(struct atom_common_record_header, 1708 record_offset); 1709 if (record_header == NULL) { 1710 result = BP_RESULT_BADBIOSTABLE; 1711 break; 1712 } 1713 1714 /* the end of the list */ 1715 if (record_header->record_type == 0xff || 1716 record_header->record_size == 0) { 1717 break; 1718 } 1719 1720 if (record_header->record_type == 1721 ATOM_BRACKET_LAYOUT_RECORD_TYPE && 1722 sizeof(struct atom_bracket_layout_record) 1723 <= record_header->record_size) { 1724 record = (struct atom_bracket_layout_record *) 1725 (record_header); 1726 result = BP_RESULT_OK; 1727 break; 1728 } 1729 1730 record_offset += record_header->record_size; 1731 } 1732 1733 /* return if the record not found */ 1734 if (result != BP_RESULT_OK) 1735 return result; 1736 1737 /* get slot sizes */ 1738 slot_layout_info->length = record->bracketlen; 1739 slot_layout_info->width = record->bracketwidth; 1740 1741 /* get info for each connector in the slot */ 1742 slot_layout_info->num_of_connectors = record->conn_num; 1743 for (j = 0; j < slot_layout_info->num_of_connectors; ++j) { 1744 slot_layout_info->connectors[j].connector_type = 1745 (enum connector_layout_type) 1746 (record->conn_info[j].connector_type); 1747 switch (record->conn_info[j].connector_type) { 1748 case CONNECTOR_TYPE_DVI_D: 1749 slot_layout_info->connectors[j].connector_type = 1750 CONNECTOR_LAYOUT_TYPE_DVI_D; 1751 slot_layout_info->connectors[j].length = 1752 CONNECTOR_SIZE_DVI; 1753 break; 1754 1755 case CONNECTOR_TYPE_HDMI: 1756 slot_layout_info->connectors[j].connector_type = 1757 CONNECTOR_LAYOUT_TYPE_HDMI; 1758 slot_layout_info->connectors[j].length = 1759 CONNECTOR_SIZE_HDMI; 1760 break; 1761 1762 case CONNECTOR_TYPE_DISPLAY_PORT: 1763 slot_layout_info->connectors[j].connector_type = 1764 CONNECTOR_LAYOUT_TYPE_DP; 1765 slot_layout_info->connectors[j].length = 1766 CONNECTOR_SIZE_DP; 1767 break; 1768 1769 case CONNECTOR_TYPE_MINI_DISPLAY_PORT: 1770 slot_layout_info->connectors[j].connector_type = 1771 CONNECTOR_LAYOUT_TYPE_MINI_DP; 1772 slot_layout_info->connectors[j].length = 1773 CONNECTOR_SIZE_MINI_DP; 1774 break; 1775 1776 default: 1777 slot_layout_info->connectors[j].connector_type = 1778 CONNECTOR_LAYOUT_TYPE_UNKNOWN; 1779 slot_layout_info->connectors[j].length = 1780 CONNECTOR_SIZE_UNKNOWN; 1781 } 1782 1783 slot_layout_info->connectors[j].position = 1784 record->conn_info[j].position; 1785 slot_layout_info->connectors[j].connector_id = 1786 object_id_from_bios_object_id( 1787 record->conn_info[j].connectorobjid); 1788 } 1789 return result; 1790 } 1791 1792 1793 static enum bp_result get_bracket_layout_record( 1794 struct dc_bios *dcb, 1795 unsigned int bracket_layout_id, 1796 struct slot_layout_info *slot_layout_info) 1797 { 1798 unsigned int i; 1799 struct bios_parser *bp = BP_FROM_DCB(dcb); 1800 enum bp_result result; 1801 struct object_info_table *tbl; 1802 struct display_object_info_table_v1_4 *v1_4; 1803 1804 if (slot_layout_info == NULL) { 1805 DC_LOG_DETECTION_EDID_PARSER("Invalid slot_layout_info\n"); 1806 return BP_RESULT_BADINPUT; 1807 } 1808 tbl = &bp->object_info_tbl; 1809 v1_4 = tbl->v1_4; 1810 1811 result = BP_RESULT_NORECORD; 1812 for (i = 0; i < v1_4->number_of_path; ++i) { 1813 1814 if (bracket_layout_id == 1815 v1_4->display_path[i].display_objid) { 1816 result = update_slot_layout_info(dcb, i, 1817 slot_layout_info); 1818 break; 1819 } 1820 } 1821 return result; 1822 } 1823 1824 static enum bp_result bios_get_board_layout_info( 1825 struct dc_bios *dcb, 1826 struct board_layout_info *board_layout_info) 1827 { 1828 unsigned int i; 1829 struct bios_parser *bp; 1830 enum bp_result record_result; 1831 1832 const unsigned int slot_index_to_vbios_id[MAX_BOARD_SLOTS] = { 1833 GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1, 1834 GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2, 1835 0, 0 1836 }; 1837 1838 bp = BP_FROM_DCB(dcb); 1839 if (board_layout_info == NULL) { 1840 DC_LOG_DETECTION_EDID_PARSER("Invalid board_layout_info\n"); 1841 return BP_RESULT_BADINPUT; 1842 } 1843 1844 board_layout_info->num_of_slots = 0; 1845 1846 for (i = 0; i < MAX_BOARD_SLOTS; ++i) { 1847 record_result = get_bracket_layout_record(dcb, 1848 slot_index_to_vbios_id[i], 1849 &board_layout_info->slots[i]); 1850 1851 if (record_result == BP_RESULT_NORECORD && i > 0) 1852 break; /* no more slots present in bios */ 1853 else if (record_result != BP_RESULT_OK) 1854 return record_result; /* fail */ 1855 1856 ++board_layout_info->num_of_slots; 1857 } 1858 1859 /* all data is valid */ 1860 board_layout_info->is_number_of_slots_valid = 1; 1861 board_layout_info->is_slots_size_valid = 1; 1862 board_layout_info->is_connector_offsets_valid = 1; 1863 board_layout_info->is_connector_lengths_valid = 1; 1864 1865 return BP_RESULT_OK; 1866 } 1867 1868 static const struct dc_vbios_funcs vbios_funcs = { 1869 .get_connectors_number = bios_parser_get_connectors_number, 1870 1871 .get_connector_id = bios_parser_get_connector_id, 1872 1873 .get_src_obj = bios_parser_get_src_obj, 1874 1875 .get_i2c_info = bios_parser_get_i2c_info, 1876 1877 .get_hpd_info = bios_parser_get_hpd_info, 1878 1879 .get_device_tag = bios_parser_get_device_tag, 1880 1881 .get_spread_spectrum_info = bios_parser_get_spread_spectrum_info, 1882 1883 .get_ss_entry_number = bios_parser_get_ss_entry_number, 1884 1885 .get_embedded_panel_info = bios_parser_get_embedded_panel_info, 1886 1887 .get_gpio_pin_info = bios_parser_get_gpio_pin_info, 1888 1889 .get_encoder_cap_info = bios_parser_get_encoder_cap_info, 1890 1891 .is_device_id_supported = bios_parser_is_device_id_supported, 1892 1893 .is_accelerated_mode = bios_parser_is_accelerated_mode, 1894 1895 .set_scratch_critical_state = bios_parser_set_scratch_critical_state, 1896 1897 1898 /* COMMANDS */ 1899 .encoder_control = bios_parser_encoder_control, 1900 1901 .transmitter_control = bios_parser_transmitter_control, 1902 1903 .enable_crtc = bios_parser_enable_crtc, 1904 1905 .set_pixel_clock = bios_parser_set_pixel_clock, 1906 1907 .set_dce_clock = bios_parser_set_dce_clock, 1908 1909 .program_crtc_timing = bios_parser_program_crtc_timing, 1910 1911 .enable_disp_power_gating = bios_parser_enable_disp_power_gating, 1912 1913 .bios_parser_destroy = firmware_parser_destroy, 1914 1915 .get_board_layout_info = bios_get_board_layout_info, 1916 }; 1917 1918 static bool bios_parser_construct( 1919 struct bios_parser *bp, 1920 struct bp_init_data *init, 1921 enum dce_version dce_version) 1922 { 1923 uint16_t *rom_header_offset = NULL; 1924 struct atom_rom_header_v2_2 *rom_header = NULL; 1925 struct display_object_info_table_v1_4 *object_info_tbl; 1926 struct atom_data_revision tbl_rev = {0}; 1927 1928 if (!init) 1929 return false; 1930 1931 if (!init->bios) 1932 return false; 1933 1934 bp->base.funcs = &vbios_funcs; 1935 bp->base.bios = init->bios; 1936 bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT; 1937 1938 bp->base.ctx = init->ctx; 1939 1940 bp->base.bios_local_image = NULL; 1941 1942 rom_header_offset = 1943 GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER); 1944 1945 if (!rom_header_offset) 1946 return false; 1947 1948 rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset); 1949 1950 if (!rom_header) 1951 return false; 1952 1953 get_atom_data_table_revision(&rom_header->table_header, &tbl_rev); 1954 if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2)) 1955 return false; 1956 1957 bp->master_data_tbl = 1958 GET_IMAGE(struct atom_master_data_table_v2_1, 1959 rom_header->masterdatatable_offset); 1960 1961 if (!bp->master_data_tbl) 1962 return false; 1963 1964 bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo); 1965 1966 if (!bp->object_info_tbl_offset) 1967 return false; 1968 1969 object_info_tbl = 1970 GET_IMAGE(struct display_object_info_table_v1_4, 1971 bp->object_info_tbl_offset); 1972 1973 if (!object_info_tbl) 1974 return false; 1975 1976 get_atom_data_table_revision(&object_info_tbl->table_header, 1977 &bp->object_info_tbl.revision); 1978 1979 if (bp->object_info_tbl.revision.major == 1 1980 && bp->object_info_tbl.revision.minor >= 4) { 1981 struct display_object_info_table_v1_4 *tbl_v1_4; 1982 1983 tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4, 1984 bp->object_info_tbl_offset); 1985 if (!tbl_v1_4) 1986 return false; 1987 1988 bp->object_info_tbl.v1_4 = tbl_v1_4; 1989 } else 1990 return false; 1991 1992 dal_firmware_parser_init_cmd_tbl(bp); 1993 dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version); 1994 1995 bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base); 1996 bp->base.fw_info_valid = bios_parser_get_firmware_info(&bp->base, &bp->base.fw_info) == BP_RESULT_OK; 1997 1998 return true; 1999 } 2000 2001 struct dc_bios *firmware_parser_create( 2002 struct bp_init_data *init, 2003 enum dce_version dce_version) 2004 { 2005 struct bios_parser *bp = NULL; 2006 2007 bp = kzalloc(sizeof(struct bios_parser), GFP_KERNEL); 2008 if (!bp) 2009 return NULL; 2010 2011 if (bios_parser_construct(bp, init, dce_version)) 2012 return &bp->base; 2013 2014 kfree(bp); 2015 return NULL; 2016 } 2017 2018 2019