bios_parser2.c

   1/*
   2 * Copyright 2012-15 Advanced Micro Devices, Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 * Authors: AMD
  23 *
  24 */
  25
  26#include "dm_services.h"
  27#include "core_types.h"
  28
  29#include "ObjectID.h"
  30#include "atomfirmware.h"
  31
  32#include "dc_bios_types.h"
  33#include "include/grph_object_ctrl_defs.h"
  34#include "include/bios_parser_interface.h"
  35#include "include/logger_interface.h"
  36
  37#include "command_table2.h"
  38
  39#include "bios_parser_helper.h"
  40#include "command_table_helper2.h"
  41#include "bios_parser2.h"
  42#include "bios_parser_types_internal2.h"
  43#include "bios_parser_interface.h"
  44
  45#include "bios_parser_common.h"
  46
  47#define DC_LOGGER \
  48	bp->base.ctx->logger
  49
  50#define LAST_RECORD_TYPE 0xff
  51#define SMU9_SYSPLL0_ID  0
  52
  53static enum bp_result get_gpio_i2c_info(struct bios_parser *bp,
  54	struct atom_i2c_record *record,
  55	struct graphics_object_i2c_info *info);
  56
  57static enum bp_result bios_parser_get_firmware_info(
  58	struct dc_bios *dcb,
  59	struct dc_firmware_info *info);
  60
  61static enum bp_result bios_parser_get_encoder_cap_info(
  62	struct dc_bios *dcb,
  63	struct graphics_object_id object_id,
  64	struct bp_encoder_cap_info *info);
  65
  66static enum bp_result get_firmware_info_v3_1(
  67	struct bios_parser *bp,
  68	struct dc_firmware_info *info);
  69
  70static enum bp_result get_firmware_info_v3_2(
  71	struct bios_parser *bp,
  72	struct dc_firmware_info *info);
  73
  74static enum bp_result get_firmware_info_v3_4(
  75	struct bios_parser *bp,
  76	struct dc_firmware_info *info);
  77
  78static enum bp_result get_firmware_info_v3_5(
  79	struct bios_parser *bp,
  80	struct dc_firmware_info *info);
  81
  82static struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp,
  83		struct atom_display_object_path_v2 *object);
  84
  85static struct atom_encoder_caps_record *get_encoder_cap_record(
  86	struct bios_parser *bp,
  87	struct atom_display_object_path_v2 *object);
  88
  89#define BIOS_IMAGE_SIZE_OFFSET 2
  90#define BIOS_IMAGE_SIZE_UNIT 512
  91
  92#define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table)
  93
  94static void bios_parser2_destruct(struct bios_parser *bp)
  95{
  96	kfree(bp->base.bios_local_image);
  97	kfree(bp->base.integrated_info);
  98}
  99
 100static void firmware_parser_destroy(struct dc_bios **dcb)
 101{
 102	struct bios_parser *bp = BP_FROM_DCB(*dcb);
 103
 104	if (!bp) {
 105		BREAK_TO_DEBUGGER();
 106		return;
 107	}
 108
 109	bios_parser2_destruct(bp);
 110
 111	kfree(bp);
 112	*dcb = NULL;
 113}
 114
 115static void get_atom_data_table_revision(
 116	struct atom_common_table_header *atom_data_tbl,
 117	struct atom_data_revision *tbl_revision)
 118{
 119	if (!tbl_revision)
 120		return;
 121
 122	/* initialize the revision to 0 which is invalid revision */
 123	tbl_revision->major = 0;
 124	tbl_revision->minor = 0;
 125
 126	if (!atom_data_tbl)
 127		return;
 128
 129	tbl_revision->major =
 130			(uint32_t) atom_data_tbl->format_revision & 0x3f;
 131	tbl_revision->minor =
 132			(uint32_t) atom_data_tbl->content_revision & 0x3f;
 133}
 134
 135/* BIOS oject table displaypath is per connector.
 136 * There is extra path not for connector. BIOS fill its encoderid as 0
 137 */
 138static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb)
 139{
 140	struct bios_parser *bp = BP_FROM_DCB(dcb);
 141	unsigned int count = 0;
 142	unsigned int i;
 143
 144	switch (bp->object_info_tbl.revision.minor) {
 145	default:
 146	case 4:
 147		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++)
 148			if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0)
 149				count++;
 150
 151		break;
 152
 153	case 5:
 154		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++)
 155			if (bp->object_info_tbl.v1_5->display_path[i].encoderobjid != 0)
 156				count++;
 157
 158		break;
 159	}
 160	return count;
 161}
 162
 163static struct graphics_object_id bios_parser_get_connector_id(
 164	struct dc_bios *dcb,
 165	uint8_t i)
 166{
 167	struct bios_parser *bp = BP_FROM_DCB(dcb);
 168	struct graphics_object_id object_id = dal_graphics_object_id_init(
 169		0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN);
 170	struct object_info_table *tbl = &bp->object_info_tbl;
 171	struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4;
 172
 173	struct display_object_info_table_v1_5 *v1_5 = tbl->v1_5;
 174
 175	switch (bp->object_info_tbl.revision.minor) {
 176	default:
 177	case 4:
 178		if (v1_4->number_of_path > i) {
 179			/* If display_objid is generic object id,  the encoderObj
 180			 * /extencoderobjId should be 0
 181			 */
 182			if (v1_4->display_path[i].encoderobjid != 0 &&
 183			    v1_4->display_path[i].display_objid != 0)
 184				object_id = object_id_from_bios_object_id(
 185					v1_4->display_path[i].display_objid);
 186		}
 187		break;
 188
 189	case 5:
 190		if (v1_5->number_of_path > i) {
 191			/* If display_objid is generic object id,  the encoderObjId
 192		 * should be 0
 193		 */
 194			if (v1_5->display_path[i].encoderobjid != 0 &&
 195			    v1_5->display_path[i].display_objid != 0)
 196				object_id = object_id_from_bios_object_id(
 197					v1_5->display_path[i].display_objid);
 198		}
 199		break;
 200	}
 201	return object_id;
 202}
 203
 204static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb,
 205	struct graphics_object_id object_id, uint32_t index,
 206	struct graphics_object_id *src_object_id)
 207{
 208	struct bios_parser *bp = BP_FROM_DCB(dcb);
 209	unsigned int i;
 210	enum bp_result bp_result = BP_RESULT_BADINPUT;
 211	struct graphics_object_id obj_id = { 0 };
 212	struct object_info_table *tbl = &bp->object_info_tbl;
 213
 214	if (!src_object_id)
 215		return bp_result;
 216
 217	switch (object_id.type) {
 218	/* Encoder's Source is GPU.  BIOS does not provide GPU, since all
 219	 * displaypaths point to same GPU (0x1100).  Hardcode GPU object type
 220	 */
 221	case OBJECT_TYPE_ENCODER:
 222		/* TODO: since num of src must be less than 2.
 223		 * If found in for loop, should break.
 224		 * DAL2 implementation may be changed too
 225		 */
 226		switch (bp->object_info_tbl.revision.minor) {
 227		default:
 228		case 4:
 229			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 230				obj_id = object_id_from_bios_object_id(
 231					tbl->v1_4->display_path[i].encoderobjid);
 232				if (object_id.type == obj_id.type &&
 233				    object_id.id == obj_id.id &&
 234				    object_id.enum_id == obj_id.enum_id) {
 235					*src_object_id =
 236						object_id_from_bios_object_id(
 237							0x1100);
 238					/* break; */
 239				}
 240			}
 241			bp_result = BP_RESULT_OK;
 242			break;
 243
 244		case 5:
 245			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 246				obj_id = object_id_from_bios_object_id(
 247					tbl->v1_5->display_path[i].encoderobjid);
 248				if (object_id.type == obj_id.type &&
 249				    object_id.id == obj_id.id &&
 250				    object_id.enum_id == obj_id.enum_id) {
 251					*src_object_id =
 252						object_id_from_bios_object_id(
 253							0x1100);
 254					/* break; */
 255				}
 256			}
 257			bp_result = BP_RESULT_OK;
 258			break;
 259		}
 260		break;
 261	case OBJECT_TYPE_CONNECTOR:
 262		switch (bp->object_info_tbl.revision.minor) {
 263		default:
 264		case 4:
 265			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 266				obj_id = object_id_from_bios_object_id(
 267					tbl->v1_4->display_path[i]
 268						.display_objid);
 269
 270				if (object_id.type == obj_id.type &&
 271				    object_id.id == obj_id.id &&
 272				    object_id.enum_id == obj_id.enum_id) {
 273					*src_object_id =
 274						object_id_from_bios_object_id(
 275							tbl->v1_4
 276								->display_path[i]
 277								.encoderobjid);
 278					/* break; */
 279				}
 280			}
 281			bp_result = BP_RESULT_OK;
 282			break;
 283		}
 284		bp_result = BP_RESULT_OK;
 285		break;
 286		case 5:
 287			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 288				obj_id = object_id_from_bios_object_id(
 289								       tbl->v1_5->display_path[i].display_objid);
 290
 291				if (object_id.type == obj_id.type &&
 292				    object_id.id == obj_id.id &&
 293				    object_id.enum_id == obj_id.enum_id) {
 294					*src_object_id = object_id_from_bios_object_id(
 295										       tbl->v1_5->display_path[i].encoderobjid);
 296					/* break; */
 297				}
 298			}
 299		bp_result = BP_RESULT_OK;
 300		break;
 301
 302	default:
 303		bp_result = BP_RESULT_OK;
 304		break;
 305	}
 306
 307	return bp_result;
 308}
 309
 310/* from graphics_object_id, find display path which includes the object_id */
 311static struct atom_display_object_path_v2 *get_bios_object(
 312		struct bios_parser *bp,
 313		struct graphics_object_id id)
 314{
 315	unsigned int i;
 316	struct graphics_object_id obj_id = {0};
 317
 318	switch (id.type) {
 319	case OBJECT_TYPE_ENCODER:
 320		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 321			obj_id = object_id_from_bios_object_id(
 322					bp->object_info_tbl.v1_4->display_path[i].encoderobjid);
 323			if (id.type == obj_id.type && id.id == obj_id.id
 324					&& id.enum_id == obj_id.enum_id)
 325				return &bp->object_info_tbl.v1_4->display_path[i];
 326		}
 327		fallthrough;
 328	case OBJECT_TYPE_CONNECTOR:
 329	case OBJECT_TYPE_GENERIC:
 330		/* Both Generic and Connector Object ID
 331		 * will be stored on display_objid
 332		 */
 333		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 334			obj_id = object_id_from_bios_object_id(
 335					bp->object_info_tbl.v1_4->display_path[i].display_objid);
 336			if (id.type == obj_id.type && id.id == obj_id.id
 337					&& id.enum_id == obj_id.enum_id)
 338				return &bp->object_info_tbl.v1_4->display_path[i];
 339		}
 340		fallthrough;
 341	default:
 342		return NULL;
 343	}
 344}
 345
 346/* from graphics_object_id, find display path which includes the object_id */
 347static struct atom_display_object_path_v3 *get_bios_object_from_path_v3(struct bios_parser *bp,
 348									struct graphics_object_id id)
 349{
 350	unsigned int i;
 351	struct graphics_object_id obj_id = {0};
 352
 353	switch (id.type) {
 354	case OBJECT_TYPE_ENCODER:
 355		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 356			obj_id = object_id_from_bios_object_id(
 357					bp->object_info_tbl.v1_5->display_path[i].encoderobjid);
 358			if (id.type == obj_id.type && id.id == obj_id.id
 359					&& id.enum_id == obj_id.enum_id)
 360				return &bp->object_info_tbl.v1_5->display_path[i];
 361		}
 362	break;
 363
 364	case OBJECT_TYPE_CONNECTOR:
 365	case OBJECT_TYPE_GENERIC:
 366		/* Both Generic and Connector Object ID
 367		 * will be stored on display_objid
 368		 */
 369		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 370			obj_id = object_id_from_bios_object_id(
 371					bp->object_info_tbl.v1_5->display_path[i].display_objid);
 372			if (id.type == obj_id.type && id.id == obj_id.id
 373					&& id.enum_id == obj_id.enum_id)
 374				return &bp->object_info_tbl.v1_5->display_path[i];
 375		}
 376	break;
 377
 378	default:
 379		return NULL;
 380	}
 381
 382	return NULL;
 383}
 384
 385static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb,
 386	struct graphics_object_id id,
 387	struct graphics_object_i2c_info *info)
 388{
 389	uint32_t offset;
 390	struct atom_display_object_path_v2 *object;
 391
 392	struct atom_display_object_path_v3 *object_path_v3;
 393
 394	struct atom_common_record_header *header;
 395	struct atom_i2c_record *record;
 396	struct atom_i2c_record dummy_record = {0};
 397	struct bios_parser *bp = BP_FROM_DCB(dcb);
 398
 399	if (!info)
 400		return BP_RESULT_BADINPUT;
 401
 402	if (id.type == OBJECT_TYPE_GENERIC) {
 403		dummy_record.i2c_id = id.id;
 404
 405		if (get_gpio_i2c_info(bp, &dummy_record, info) == BP_RESULT_OK)
 406			return BP_RESULT_OK;
 407		else
 408			return BP_RESULT_NORECORD;
 409	}
 410
 411	switch (bp->object_info_tbl.revision.minor) {
 412	case 4:
 413	default:
 414		object = get_bios_object(bp, id);
 415
 416		if (!object)
 417			return BP_RESULT_BADINPUT;
 418
 419		offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 420		break;
 421	case 5:
 422		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 423
 424		if (!object_path_v3)
 425			return BP_RESULT_BADINPUT;
 426
 427		offset = object_path_v3->disp_recordoffset + bp->object_info_tbl_offset;
 428		break;
 429	}
 430
 431	for (;;) {
 432		header = GET_IMAGE(struct atom_common_record_header, offset);
 433
 434		if (!header)
 435			return BP_RESULT_BADBIOSTABLE;
 436
 437		if (header->record_type == LAST_RECORD_TYPE ||
 438			!header->record_size)
 439			break;
 440
 441		if (header->record_type == ATOM_I2C_RECORD_TYPE
 442			&& sizeof(struct atom_i2c_record) <=
 443							header->record_size) {
 444			/* get the I2C info */
 445			record = (struct atom_i2c_record *) header;
 446
 447			if (get_gpio_i2c_info(bp, record, info) ==
 448								BP_RESULT_OK)
 449				return BP_RESULT_OK;
 450		}
 451
 452		offset += header->record_size;
 453	}
 454
 455	return BP_RESULT_NORECORD;
 456}
 457
 458static enum bp_result get_gpio_i2c_info(
 459	struct bios_parser *bp,
 460	struct atom_i2c_record *record,
 461	struct graphics_object_i2c_info *info)
 462{
 463	struct atom_gpio_pin_lut_v2_1 *header;
 464	uint32_t count = 0;
 465	unsigned int table_index = 0;
 466	bool find_valid = false;
 467	struct atom_gpio_pin_assignment *pin;
 468
 469	if (!info)
 470		return BP_RESULT_BADINPUT;
 471
 472	/* get the GPIO_I2C info */
 473	if (!DATA_TABLES(gpio_pin_lut))
 474		return BP_RESULT_BADBIOSTABLE;
 475
 476	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 477					DATA_TABLES(gpio_pin_lut));
 478	if (!header)
 479		return BP_RESULT_BADBIOSTABLE;
 480
 481	if (sizeof(struct atom_common_table_header) +
 482			sizeof(struct atom_gpio_pin_assignment)	>
 483			le16_to_cpu(header->table_header.structuresize))
 484		return BP_RESULT_BADBIOSTABLE;
 485
 486	/* TODO: is version change? */
 487	if (header->table_header.content_revision != 1)
 488		return BP_RESULT_UNSUPPORTED;
 489
 490	/* get data count */
 491	count = (le16_to_cpu(header->table_header.structuresize)
 492			- sizeof(struct atom_common_table_header))
 493				/ sizeof(struct atom_gpio_pin_assignment);
 494
 495	pin = (struct atom_gpio_pin_assignment *) header->gpio_pin;
 496
 497	for (table_index = 0; table_index < count; table_index++) {
 498		if (((record->i2c_id & I2C_HW_CAP) 				== (pin->gpio_id & I2C_HW_CAP)) &&
 499		    ((record->i2c_id & I2C_HW_ENGINE_ID_MASK)	== (pin->gpio_id & I2C_HW_ENGINE_ID_MASK)) &&
 500		    ((record->i2c_id & I2C_HW_LANE_MUX) 		== (pin->gpio_id & I2C_HW_LANE_MUX))) {
 501			/* still valid */
 502			find_valid = true;
 503			break;
 504		}
 505		pin = (struct atom_gpio_pin_assignment *)((uint8_t *)pin + sizeof(struct atom_gpio_pin_assignment));
 506	}
 507
 508	/* If we don't find the entry that we are looking for then
 509	 *  we will return BP_Result_BadBiosTable.
 510	 */
 511	if (find_valid == false)
 512		return BP_RESULT_BADBIOSTABLE;
 513
 514	/* get the GPIO_I2C_INFO */
 515	info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false;
 516	info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX;
 517	info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4;
 518	info->i2c_slave_address = record->i2c_slave_addr;
 519
 520	/* TODO: check how to get register offset for en, Y, etc. */
 521	info->gpio_info.clk_a_register_index = le16_to_cpu(pin->data_a_reg_index);
 522	info->gpio_info.clk_a_shift = pin->gpio_bitshift;
 523
 524	return BP_RESULT_OK;
 525}
 526
 527static struct atom_hpd_int_record *get_hpd_record_for_path_v3(struct bios_parser *bp,
 528							      struct atom_display_object_path_v3 *object)
 529{
 530	struct atom_common_record_header *header;
 531	uint32_t offset;
 532
 533	if (!object) {
 534		BREAK_TO_DEBUGGER(); /* Invalid object */
 535		return NULL;
 536	}
 537
 538	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 539
 540	for (;;) {
 541		header = GET_IMAGE(struct atom_common_record_header, offset);
 542
 543		if (!header)
 544			return NULL;
 545
 546		if (header->record_type == ATOM_RECORD_END_TYPE ||
 547			!header->record_size)
 548			break;
 549
 550		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 551			&& sizeof(struct atom_hpd_int_record) <=
 552							header->record_size)
 553			return (struct atom_hpd_int_record *) header;
 554
 555		offset += header->record_size;
 556	}
 557
 558	return NULL;
 559}
 560
 561static enum bp_result bios_parser_get_hpd_info(
 562	struct dc_bios *dcb,
 563	struct graphics_object_id id,
 564	struct graphics_object_hpd_info *info)
 565{
 566	struct bios_parser *bp = BP_FROM_DCB(dcb);
 567	struct atom_display_object_path_v2 *object;
 568	struct atom_display_object_path_v3 *object_path_v3;
 569	struct atom_hpd_int_record *record = NULL;
 570
 571	if (!info)
 572		return BP_RESULT_BADINPUT;
 573
 574	switch (bp->object_info_tbl.revision.minor) {
 575	case 4:
 576	default:
 577		object = get_bios_object(bp, id);
 578
 579		if (!object)
 580			return BP_RESULT_BADINPUT;
 581
 582		record = get_hpd_record(bp, object);
 583		break;
 584	case 5:
 585		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 586
 587		if (!object_path_v3)
 588			return BP_RESULT_BADINPUT;
 589
 590		record = get_hpd_record_for_path_v3(bp, object_path_v3);
 591		break;
 592	}
 593
 594	if (record != NULL) {
 595		info->hpd_int_gpio_uid = record->pin_id;
 596		info->hpd_active = record->plugin_pin_state;
 597		return BP_RESULT_OK;
 598	}
 599
 600	return BP_RESULT_NORECORD;
 601}
 602
 603static struct atom_hpd_int_record *get_hpd_record(
 604	struct bios_parser *bp,
 605	struct atom_display_object_path_v2 *object)
 606{
 607	struct atom_common_record_header *header;
 608	uint32_t offset;
 609
 610	if (!object) {
 611		BREAK_TO_DEBUGGER(); /* Invalid object */
 612		return NULL;
 613	}
 614
 615	offset = le16_to_cpu(object->disp_recordoffset)
 616			+ bp->object_info_tbl_offset;
 617
 618	for (;;) {
 619		header = GET_IMAGE(struct atom_common_record_header, offset);
 620
 621		if (!header)
 622			return NULL;
 623
 624		if (header->record_type == LAST_RECORD_TYPE ||
 625			!header->record_size)
 626			break;
 627
 628		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 629			&& sizeof(struct atom_hpd_int_record) <=
 630							header->record_size)
 631			return (struct atom_hpd_int_record *) header;
 632
 633		offset += header->record_size;
 634	}
 635
 636	return NULL;
 637}
 638
 639/**
 640 * bios_parser_get_gpio_pin_info
 641 * Get GpioPin information of input gpio id
 642 *
 643 * @dcb:     pointer to the DC BIOS
 644 * @gpio_id: GPIO ID
 645 * @info:    GpioPin information structure
 646 * return: Bios parser result code
 647 * note:
 648 *  to get the GPIO PIN INFO, we need:
 649 *  1. get the GPIO_ID from other object table, see GetHPDInfo()
 650 *  2. in DATA_TABLE.GPIO_Pin_LUT, search all records,
 651 *	to get the registerA  offset/mask
 652 */
 653static enum bp_result bios_parser_get_gpio_pin_info(
 654	struct dc_bios *dcb,
 655	uint32_t gpio_id,
 656	struct gpio_pin_info *info)
 657{
 658	struct bios_parser *bp = BP_FROM_DCB(dcb);
 659	struct atom_gpio_pin_lut_v2_1 *header;
 660	uint32_t count = 0;
 661	uint32_t i = 0;
 662
 663	if (!DATA_TABLES(gpio_pin_lut))
 664		return BP_RESULT_BADBIOSTABLE;
 665
 666	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 667						DATA_TABLES(gpio_pin_lut));
 668	if (!header)
 669		return BP_RESULT_BADBIOSTABLE;
 670
 671	if (sizeof(struct atom_common_table_header) +
 672			sizeof(struct atom_gpio_pin_assignment)
 673			> le16_to_cpu(header->table_header.structuresize))
 674		return BP_RESULT_BADBIOSTABLE;
 675
 676	if (header->table_header.content_revision != 1)
 677		return BP_RESULT_UNSUPPORTED;
 678
 679	/* Temporary hard code gpio pin info */
 680	count = (le16_to_cpu(header->table_header.structuresize)
 681			- sizeof(struct atom_common_table_header))
 682				/ sizeof(struct atom_gpio_pin_assignment);
 683	for (i = 0; i < count; ++i) {
 684		if (header->gpio_pin[i].gpio_id != gpio_id)
 685			continue;
 686
 687		info->offset =
 688			(uint32_t) le16_to_cpu(
 689					header->gpio_pin[i].data_a_reg_index);
 690		info->offset_y = info->offset + 2;
 691		info->offset_en = info->offset + 1;
 692		info->offset_mask = info->offset - 1;
 693
 694		info->mask = (uint32_t) (1 <<
 695			header->gpio_pin[i].gpio_bitshift);
 696		info->mask_y = info->mask + 2;
 697		info->mask_en = info->mask + 1;
 698		info->mask_mask = info->mask - 1;
 699
 700		return BP_RESULT_OK;
 701	}
 702
 703	return BP_RESULT_NORECORD;
 704}
 705
 706static struct device_id device_type_from_device_id(uint16_t device_id)
 707{
 708
 709	struct device_id result_device_id;
 710
 711	result_device_id.raw_device_tag = device_id;
 712
 713	switch (device_id) {
 714	case ATOM_DISPLAY_LCD1_SUPPORT:
 715		result_device_id.device_type = DEVICE_TYPE_LCD;
 716		result_device_id.enum_id = 1;
 717		break;
 718
 719	case ATOM_DISPLAY_LCD2_SUPPORT:
 720		result_device_id.device_type = DEVICE_TYPE_LCD;
 721		result_device_id.enum_id = 2;
 722		break;
 723
 724	case ATOM_DISPLAY_DFP1_SUPPORT:
 725		result_device_id.device_type = DEVICE_TYPE_DFP;
 726		result_device_id.enum_id = 1;
 727		break;
 728
 729	case ATOM_DISPLAY_DFP2_SUPPORT:
 730		result_device_id.device_type = DEVICE_TYPE_DFP;
 731		result_device_id.enum_id = 2;
 732		break;
 733
 734	case ATOM_DISPLAY_DFP3_SUPPORT:
 735		result_device_id.device_type = DEVICE_TYPE_DFP;
 736		result_device_id.enum_id = 3;
 737		break;
 738
 739	case ATOM_DISPLAY_DFP4_SUPPORT:
 740		result_device_id.device_type = DEVICE_TYPE_DFP;
 741		result_device_id.enum_id = 4;
 742		break;
 743
 744	case ATOM_DISPLAY_DFP5_SUPPORT:
 745		result_device_id.device_type = DEVICE_TYPE_DFP;
 746		result_device_id.enum_id = 5;
 747		break;
 748
 749	case ATOM_DISPLAY_DFP6_SUPPORT:
 750		result_device_id.device_type = DEVICE_TYPE_DFP;
 751		result_device_id.enum_id = 6;
 752		break;
 753
 754	default:
 755		BREAK_TO_DEBUGGER(); /* Invalid device Id */
 756		result_device_id.device_type = DEVICE_TYPE_UNKNOWN;
 757		result_device_id.enum_id = 0;
 758	}
 759	return result_device_id;
 760}
 761
 762static enum bp_result bios_parser_get_device_tag(
 763	struct dc_bios *dcb,
 764	struct graphics_object_id connector_object_id,
 765	uint32_t device_tag_index,
 766	struct connector_device_tag_info *info)
 767{
 768	struct bios_parser *bp = BP_FROM_DCB(dcb);
 769	struct atom_display_object_path_v2 *object;
 770
 771	struct atom_display_object_path_v3 *object_path_v3;
 772
 773
 774	if (!info)
 775		return BP_RESULT_BADINPUT;
 776
 777	switch (bp->object_info_tbl.revision.minor) {
 778	case 4:
 779	default:
 780	        /* getBiosObject will return MXM object */
 781		object = get_bios_object(bp, connector_object_id);
 782
 783		if (!object) {
 784			BREAK_TO_DEBUGGER(); /* Invalid object id */
 785			return BP_RESULT_BADINPUT;
 786		}
 787
 788		info->acpi_device = 0; /* BIOS no longer provides this */
 789		info->dev_id = device_type_from_device_id(object->device_tag);
 790		break;
 791	case 5:
 792		object_path_v3 = get_bios_object_from_path_v3(bp, connector_object_id);
 793
 794		if (!object_path_v3) {
 795			BREAK_TO_DEBUGGER(); /* Invalid object id */
 796			return BP_RESULT_BADINPUT;
 797		}
 798		info->acpi_device = 0; /* BIOS no longer provides this */
 799		info->dev_id = device_type_from_device_id(object_path_v3->device_tag);
 800		break;
 801	}
 802
 803	return BP_RESULT_OK;
 804}
 805
 806static enum bp_result get_ss_info_v4_1(
 807	struct bios_parser *bp,
 808	uint32_t id,
 809	uint32_t index,
 810	struct spread_spectrum_info *ss_info)
 811{
 812	enum bp_result result = BP_RESULT_OK;
 813	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
 814	struct atom_smu_info_v3_3 *smu_info = NULL;
 815
 816	if (!ss_info)
 817		return BP_RESULT_BADINPUT;
 818
 819	if (!DATA_TABLES(dce_info))
 820		return BP_RESULT_BADBIOSTABLE;
 821
 822	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_1,
 823							DATA_TABLES(dce_info));
 824	if (!disp_cntl_tbl)
 825		return BP_RESULT_BADBIOSTABLE;
 826
 827
 828	ss_info->type.STEP_AND_DELAY_INFO = false;
 829	ss_info->spread_percentage_divider = 1000;
 830	/* BIOS no longer uses target clock.  Always enable for now */
 831	ss_info->target_clock_range = 0xffffffff;
 832
 833	switch (id) {
 834	case AS_SIGNAL_TYPE_DVI:
 835		ss_info->spread_spectrum_percentage =
 836				disp_cntl_tbl->dvi_ss_percentage;
 837		ss_info->spread_spectrum_range =
 838				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 839		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 840			ss_info->type.CENTER_MODE = true;
 841
 842		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 843		break;
 844	case AS_SIGNAL_TYPE_HDMI:
 845		ss_info->spread_spectrum_percentage =
 846				disp_cntl_tbl->hdmi_ss_percentage;
 847		ss_info->spread_spectrum_range =
 848				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 849		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 850			ss_info->type.CENTER_MODE = true;
 851
 852		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 853		break;
 854	/* TODO LVDS not support anymore? */
 855	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 856		ss_info->spread_spectrum_percentage =
 857				disp_cntl_tbl->dp_ss_percentage;
 858		ss_info->spread_spectrum_range =
 859				disp_cntl_tbl->dp_ss_rate_10hz * 10;
 860		if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 861			ss_info->type.CENTER_MODE = true;
 862
 863		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 864		break;
 865	case AS_SIGNAL_TYPE_GPU_PLL:
 866		/* atom_firmware: DAL only get data from dce_info table.
 867		 * if data within smu_info is needed for DAL, VBIOS should
 868		 * copy it into dce_info
 869		 */
 870		result = BP_RESULT_UNSUPPORTED;
 871		break;
 872	case AS_SIGNAL_TYPE_XGMI:
 873		smu_info =  GET_IMAGE(struct atom_smu_info_v3_3,
 874				      DATA_TABLES(smu_info));
 875		if (!smu_info)
 876			return BP_RESULT_BADBIOSTABLE;
 877		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 878		ss_info->spread_spectrum_percentage =
 879				smu_info->waflclk_ss_percentage;
 880		ss_info->spread_spectrum_range =
 881				smu_info->gpuclk_ss_rate_10hz * 10;
 882		if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 883			ss_info->type.CENTER_MODE = true;
 884
 885		DC_LOG_BIOS("AS_SIGNAL_TYPE_XGMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 886		break;
 887	default:
 888		result = BP_RESULT_UNSUPPORTED;
 889	}
 890
 891	return result;
 892}
 893
 894static enum bp_result get_ss_info_v4_2(
 895	struct bios_parser *bp,
 896	uint32_t id,
 897	uint32_t index,
 898	struct spread_spectrum_info *ss_info)
 899{
 900	enum bp_result result = BP_RESULT_OK;
 901	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
 902	struct atom_smu_info_v3_1 *smu_info = NULL;
 903
 904	if (!ss_info)
 905		return BP_RESULT_BADINPUT;
 906
 907	if (!DATA_TABLES(dce_info))
 908		return BP_RESULT_BADBIOSTABLE;
 909
 910	if (!DATA_TABLES(smu_info))
 911		return BP_RESULT_BADBIOSTABLE;
 912
 913	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_2,
 914							DATA_TABLES(dce_info));
 915	if (!disp_cntl_tbl)
 916		return BP_RESULT_BADBIOSTABLE;
 917
 918	smu_info =  GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info));
 919	if (!smu_info)
 920		return BP_RESULT_BADBIOSTABLE;
 921
 922	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 923	ss_info->type.STEP_AND_DELAY_INFO = false;
 924	ss_info->spread_percentage_divider = 1000;
 925	/* BIOS no longer uses target clock.  Always enable for now */
 926	ss_info->target_clock_range = 0xffffffff;
 927
 928	switch (id) {
 929	case AS_SIGNAL_TYPE_DVI:
 930		ss_info->spread_spectrum_percentage =
 931				disp_cntl_tbl->dvi_ss_percentage;
 932		ss_info->spread_spectrum_range =
 933				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 934		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 935			ss_info->type.CENTER_MODE = true;
 936
 937		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 938		break;
 939	case AS_SIGNAL_TYPE_HDMI:
 940		ss_info->spread_spectrum_percentage =
 941				disp_cntl_tbl->hdmi_ss_percentage;
 942		ss_info->spread_spectrum_range =
 943				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 944		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 945			ss_info->type.CENTER_MODE = true;
 946
 947		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 948		break;
 949	/* TODO LVDS not support anymore? */
 950	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 951		ss_info->spread_spectrum_percentage =
 952				smu_info->gpuclk_ss_percentage;
 953		ss_info->spread_spectrum_range =
 954				smu_info->gpuclk_ss_rate_10hz * 10;
 955		if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 956			ss_info->type.CENTER_MODE = true;
 957
 958		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 959		break;
 960	case AS_SIGNAL_TYPE_GPU_PLL:
 961		/* atom_firmware: DAL only get data from dce_info table.
 962		 * if data within smu_info is needed for DAL, VBIOS should
 963		 * copy it into dce_info
 964		 */
 965		result = BP_RESULT_UNSUPPORTED;
 966		break;
 967	default:
 968		result = BP_RESULT_UNSUPPORTED;
 969	}
 970
 971	return result;
 972}
 973
 974static enum bp_result get_ss_info_v4_5(
 975	struct bios_parser *bp,
 976	uint32_t id,
 977	uint32_t index,
 978	struct spread_spectrum_info *ss_info)
 979{
 980	enum bp_result result = BP_RESULT_OK;
 981	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
 982
 983	if (!ss_info)
 984		return BP_RESULT_BADINPUT;
 985
 986	if (!DATA_TABLES(dce_info))
 987		return BP_RESULT_BADBIOSTABLE;
 988
 989	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
 990							DATA_TABLES(dce_info));
 991	if (!disp_cntl_tbl)
 992		return BP_RESULT_BADBIOSTABLE;
 993
 994	ss_info->type.STEP_AND_DELAY_INFO = false;
 995	ss_info->spread_percentage_divider = 1000;
 996	/* BIOS no longer uses target clock.  Always enable for now */
 997	ss_info->target_clock_range = 0xffffffff;
 998
 999	switch (id) {
1000	case AS_SIGNAL_TYPE_DVI:
1001		ss_info->spread_spectrum_percentage =
1002				disp_cntl_tbl->dvi_ss_percentage;
1003		ss_info->spread_spectrum_range =
1004				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
1005		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1006			ss_info->type.CENTER_MODE = true;
1007
1008		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1009		break;
1010	case AS_SIGNAL_TYPE_HDMI:
1011		ss_info->spread_spectrum_percentage =
1012				disp_cntl_tbl->hdmi_ss_percentage;
1013		ss_info->spread_spectrum_range =
1014				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
1015		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1016			ss_info->type.CENTER_MODE = true;
1017
1018		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1019		break;
1020	case AS_SIGNAL_TYPE_DISPLAY_PORT:
1021		if (bp->base.integrated_info) {
1022			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", bp->base.integrated_info->gpuclk_ss_percentage);
1023			ss_info->spread_spectrum_percentage =
1024					bp->base.integrated_info->gpuclk_ss_percentage;
1025			ss_info->type.CENTER_MODE =
1026					bp->base.integrated_info->gpuclk_ss_type;
1027		} else {
1028			ss_info->spread_spectrum_percentage =
1029				disp_cntl_tbl->dp_ss_percentage;
1030			ss_info->spread_spectrum_range =
1031				disp_cntl_tbl->dp_ss_rate_10hz * 10;
1032			if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1033				ss_info->type.CENTER_MODE = true;
1034		}
1035		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1036		break;
1037	case AS_SIGNAL_TYPE_GPU_PLL:
1038		/* atom_smu_info_v4_0 does not have fields for SS for SMU Display PLL anymore.
1039		 * SMU Display PLL supposed to be without spread.
1040		 * Better place for it would be in atom_display_controller_info_v4_5 table.
1041		 */
1042		result = BP_RESULT_UNSUPPORTED;
1043		break;
1044	default:
1045		result = BP_RESULT_UNSUPPORTED;
1046		break;
1047	}
1048
1049	return result;
1050}
1051
1052/**
1053 * bios_parser_get_spread_spectrum_info
1054 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or
1055 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info
1056 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info
1057 * ver 3.1,
1058 * there is only one entry for each signal /ss id.  However, there is
1059 * no planning of supporting multiple spread Sprectum entry for EverGreen
1060 * @dcb:     pointer to the DC BIOS
1061 * @signal:  ASSignalType to be converted to info index
1062 * @index:   number of entries that match the converted info index
1063 * @ss_info: sprectrum information structure,
1064 * return: Bios parser result code
1065 */
1066static enum bp_result bios_parser_get_spread_spectrum_info(
1067	struct dc_bios *dcb,
1068	enum as_signal_type signal,
1069	uint32_t index,
1070	struct spread_spectrum_info *ss_info)
1071{
1072	struct bios_parser *bp = BP_FROM_DCB(dcb);
1073	enum bp_result result = BP_RESULT_UNSUPPORTED;
1074	struct atom_common_table_header *header;
1075	struct atom_data_revision tbl_revision;
1076
1077	if (!ss_info) /* check for bad input */
1078		return BP_RESULT_BADINPUT;
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
1087	switch (tbl_revision.major) {
1088	case 4:
1089		switch (tbl_revision.minor) {
1090		case 1:
1091			return get_ss_info_v4_1(bp, signal, index, ss_info);
1092		case 2:
1093		case 3:
1094		case 4:
1095			return get_ss_info_v4_2(bp, signal, index, ss_info);
1096		case 5:
1097			return get_ss_info_v4_5(bp, signal, index, ss_info);
1098
1099		default:
1100			ASSERT(0);
1101			break;
1102		}
1103		break;
1104	default:
1105		break;
1106	}
1107	/* there can not be more then one entry for SS Info table */
1108	return result;
1109}
1110
1111static enum bp_result get_soc_bb_info_v4_4(
1112	struct bios_parser *bp,
1113	struct bp_soc_bb_info *soc_bb_info)
1114{
1115	enum bp_result result = BP_RESULT_OK;
1116	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1117
1118	if (!soc_bb_info)
1119		return BP_RESULT_BADINPUT;
1120
1121	if (!DATA_TABLES(dce_info))
1122		return BP_RESULT_BADBIOSTABLE;
1123
1124	if (!DATA_TABLES(smu_info))
1125		return BP_RESULT_BADBIOSTABLE;
1126
1127	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_4,
1128							DATA_TABLES(dce_info));
1129	if (!disp_cntl_tbl)
1130		return BP_RESULT_BADBIOSTABLE;
1131
1132	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1133	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1134	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1135
1136	return result;
1137}
1138
1139static enum bp_result get_soc_bb_info_v4_5(
1140	struct bios_parser *bp,
1141	struct bp_soc_bb_info *soc_bb_info)
1142{
1143	enum bp_result result = BP_RESULT_OK;
1144	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1145
1146	if (!soc_bb_info)
1147		return BP_RESULT_BADINPUT;
1148
1149	if (!DATA_TABLES(dce_info))
1150		return BP_RESULT_BADBIOSTABLE;
1151
1152	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
1153							DATA_TABLES(dce_info));
1154	if (!disp_cntl_tbl)
1155		return BP_RESULT_BADBIOSTABLE;
1156
1157	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1158	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1159	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1160
1161	return result;
1162}
1163
1164static enum bp_result bios_parser_get_soc_bb_info(
1165	struct dc_bios *dcb,
1166	struct bp_soc_bb_info *soc_bb_info)
1167{
1168	struct bios_parser *bp = BP_FROM_DCB(dcb);
1169	enum bp_result result = BP_RESULT_UNSUPPORTED;
1170	struct atom_common_table_header *header;
1171	struct atom_data_revision tbl_revision;
1172
1173	if (!soc_bb_info) /* check for bad input */
1174		return BP_RESULT_BADINPUT;
1175
1176	if (!DATA_TABLES(dce_info))
1177		return BP_RESULT_UNSUPPORTED;
1178
1179	header = GET_IMAGE(struct atom_common_table_header,
1180						DATA_TABLES(dce_info));
1181	get_atom_data_table_revision(header, &tbl_revision);
1182
1183	switch (tbl_revision.major) {
1184	case 4:
1185		switch (tbl_revision.minor) {
1186		case 1:
1187		case 2:
1188		case 3:
1189			break;
1190		case 4:
1191			result = get_soc_bb_info_v4_4(bp, soc_bb_info);
1192			break;
1193		case 5:
1194			result = get_soc_bb_info_v4_5(bp, soc_bb_info);
1195			break;
1196		default:
1197			break;
1198		}
1199		break;
1200	default:
1201		break;
1202	}
1203
1204	return result;
1205}
1206
1207static enum bp_result get_disp_caps_v4_1(
1208	struct bios_parser *bp,
1209	uint8_t *dce_caps)
1210{
1211	enum bp_result result = BP_RESULT_OK;
1212	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
1213
1214	if (!dce_caps)
1215		return BP_RESULT_BADINPUT;
1216
1217	if (!DATA_TABLES(dce_info))
1218		return BP_RESULT_BADBIOSTABLE;
1219
1220	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1,
1221							DATA_TABLES(dce_info));
1222
1223	if (!disp_cntl_tbl)
1224		return BP_RESULT_BADBIOSTABLE;
1225
1226	*dce_caps = disp_cntl_tbl->display_caps;
1227
1228	return result;
1229}
1230
1231static enum bp_result get_disp_caps_v4_2(
1232	struct bios_parser *bp,
1233	uint8_t *dce_caps)
1234{
1235	enum bp_result result = BP_RESULT_OK;
1236	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
1237
1238	if (!dce_caps)
1239		return BP_RESULT_BADINPUT;
1240
1241	if (!DATA_TABLES(dce_info))
1242		return BP_RESULT_BADBIOSTABLE;
1243
1244	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2,
1245							DATA_TABLES(dce_info));
1246
1247	if (!disp_cntl_tbl)
1248		return BP_RESULT_BADBIOSTABLE;
1249
1250	*dce_caps = disp_cntl_tbl->display_caps;
1251
1252	return result;
1253}
1254
1255static enum bp_result get_disp_caps_v4_3(
1256	struct bios_parser *bp,
1257	uint8_t *dce_caps)
1258{
1259	enum bp_result result = BP_RESULT_OK;
1260	struct atom_display_controller_info_v4_3 *disp_cntl_tbl = NULL;
1261
1262	if (!dce_caps)
1263		return BP_RESULT_BADINPUT;
1264
1265	if (!DATA_TABLES(dce_info))
1266		return BP_RESULT_BADBIOSTABLE;
1267
1268	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_3,
1269							DATA_TABLES(dce_info));
1270
1271	if (!disp_cntl_tbl)
1272		return BP_RESULT_BADBIOSTABLE;
1273
1274	*dce_caps = disp_cntl_tbl->display_caps;
1275
1276	return result;
1277}
1278
1279static enum bp_result get_disp_caps_v4_4(
1280	struct bios_parser *bp,
1281	uint8_t *dce_caps)
1282{
1283	enum bp_result result = BP_RESULT_OK;
1284	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1285
1286	if (!dce_caps)
1287		return BP_RESULT_BADINPUT;
1288
1289	if (!DATA_TABLES(dce_info))
1290		return BP_RESULT_BADBIOSTABLE;
1291
1292	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_4,
1293							DATA_TABLES(dce_info));
1294
1295	if (!disp_cntl_tbl)
1296		return BP_RESULT_BADBIOSTABLE;
1297
1298	*dce_caps = disp_cntl_tbl->display_caps;
1299
1300	return result;
1301}
1302
1303static enum bp_result get_disp_caps_v4_5(
1304	struct bios_parser *bp,
1305	uint8_t *dce_caps)
1306{
1307	enum bp_result result = BP_RESULT_OK;
1308	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1309
1310	if (!dce_caps)
1311		return BP_RESULT_BADINPUT;
1312
1313	if (!DATA_TABLES(dce_info))
1314		return BP_RESULT_BADBIOSTABLE;
1315
1316	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_5,
1317							DATA_TABLES(dce_info));
1318
1319	if (!disp_cntl_tbl)
1320		return BP_RESULT_BADBIOSTABLE;
1321
1322	*dce_caps = disp_cntl_tbl->display_caps;
1323
1324	return result;
1325}
1326
1327static enum bp_result bios_parser_get_lttpr_interop(
1328	struct dc_bios *dcb,
1329	uint8_t *dce_caps)
1330{
1331	struct bios_parser *bp = BP_FROM_DCB(dcb);
1332	enum bp_result result = BP_RESULT_UNSUPPORTED;
1333	struct atom_common_table_header *header;
1334	struct atom_data_revision tbl_revision;
1335
1336	if (!DATA_TABLES(dce_info))
1337		return BP_RESULT_UNSUPPORTED;
1338
1339	header = GET_IMAGE(struct atom_common_table_header,
1340						DATA_TABLES(dce_info));
1341	get_atom_data_table_revision(header, &tbl_revision);
1342	switch (tbl_revision.major) {
1343	case 4:
1344		switch (tbl_revision.minor) {
1345		case 1:
1346			result = get_disp_caps_v4_1(bp, dce_caps);
1347			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1348			break;
1349		case 2:
1350			result = get_disp_caps_v4_2(bp, dce_caps);
1351			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1352			break;
1353		case 3:
1354			result = get_disp_caps_v4_3(bp, dce_caps);
1355			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1356			break;
1357		case 4:
1358			result = get_disp_caps_v4_4(bp, dce_caps);
1359			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1360			break;
1361		case 5:
1362			result = get_disp_caps_v4_5(bp, dce_caps);
1363			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1364			break;
1365
1366		default:
1367			break;
1368		}
1369		break;
1370	default:
1371		break;
1372	}
1373	DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);
1374	return result;
1375}
1376
1377static enum bp_result bios_parser_get_lttpr_caps(
1378	struct dc_bios *dcb,
1379	uint8_t *dce_caps)
1380{
1381	struct bios_parser *bp = BP_FROM_DCB(dcb);
1382	enum bp_result result = BP_RESULT_UNSUPPORTED;
1383	struct atom_common_table_header *header;
1384	struct atom_data_revision tbl_revision;
1385
1386	if (!DATA_TABLES(dce_info))
1387		return BP_RESULT_UNSUPPORTED;
1388
1389	*dce_caps  = 0;
1390	header = GET_IMAGE(struct atom_common_table_header,
1391						DATA_TABLES(dce_info));
1392	get_atom_data_table_revision(header, &tbl_revision);
1393	switch (tbl_revision.major) {
1394	case 4:
1395		switch (tbl_revision.minor) {
1396		case 1:
1397			result = get_disp_caps_v4_1(bp, dce_caps);
1398			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1399			break;
1400		case 2:
1401			result = get_disp_caps_v4_2(bp, dce_caps);
1402			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1403			break;
1404		case 3:
1405			result = get_disp_caps_v4_3(bp, dce_caps);
1406			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1407			break;
1408		case 4:
1409			result = get_disp_caps_v4_4(bp, dce_caps);
1410			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1411			break;
1412		case 5:
1413			result = get_disp_caps_v4_5(bp, dce_caps);
1414			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1415			break;
1416		default:
1417			break;
1418		}
1419		break;
1420	default:
1421		break;
1422	}
1423	DC_LOG_BIOS("DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);
1424	if (dcb->ctx->dc->config.force_bios_enable_lttpr && *dce_caps == 0) {
1425		*dce_caps = 1;
1426		DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: forced enabled");
1427	}
1428	return result;
1429}
1430
1431static enum bp_result get_embedded_panel_info_v2_1(
1432		struct bios_parser *bp,
1433		struct embedded_panel_info *info)
1434{
1435	struct lcd_info_v2_1 *lvds;
1436
1437	if (!info)
1438		return BP_RESULT_BADINPUT;
1439
1440	if (!DATA_TABLES(lcd_info))
1441		return BP_RESULT_UNSUPPORTED;
1442
1443	lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info));
1444
1445	if (!lvds)
1446		return BP_RESULT_BADBIOSTABLE;
1447
1448	/* TODO: previous vv1_3, should v2_1 */
1449	if (!((lvds->table_header.format_revision == 2)
1450			&& (lvds->table_header.content_revision >= 1)))
1451		return BP_RESULT_UNSUPPORTED;
1452
1453	memset(info, 0, sizeof(struct embedded_panel_info));
1454
1455	/* We need to convert from 10KHz units into KHz units */
1456	info->lcd_timing.pixel_clk = le16_to_cpu(lvds->lcd_timing.pixclk) * 10;
1457	/* usHActive does not include borders, according to VBIOS team */
1458	info->lcd_timing.horizontal_addressable = le16_to_cpu(lvds->lcd_timing.h_active);
1459	/* usHBlanking_Time includes borders, so we should really be
1460	 * subtractingborders duing this translation, but LVDS generally
1461	 * doesn't have borders, so we should be okay leaving this as is for
1462	 * now.  May need to revisit if we ever have LVDS with borders
1463	 */
1464	info->lcd_timing.horizontal_blanking_time = le16_to_cpu(lvds->lcd_timing.h_blanking_time);
1465	/* usVActive does not include borders, according to VBIOS team*/
1466	info->lcd_timing.vertical_addressable = le16_to_cpu(lvds->lcd_timing.v_active);
1467	/* usVBlanking_Time includes borders, so we should really be
1468	 * subtracting borders duing this translation, but LVDS generally
1469	 * doesn't have borders, so we should be okay leaving this as is for
1470	 * now. May need to revisit if we ever have LVDS with borders
1471	 */
1472	info->lcd_timing.vertical_blanking_time = le16_to_cpu(lvds->lcd_timing.v_blanking_time);
1473	info->lcd_timing.horizontal_sync_offset = le16_to_cpu(lvds->lcd_timing.h_sync_offset);
1474	info->lcd_timing.horizontal_sync_width = le16_to_cpu(lvds->lcd_timing.h_sync_width);
1475	info->lcd_timing.vertical_sync_offset = le16_to_cpu(lvds->lcd_timing.v_sync_offset);
1476	info->lcd_timing.vertical_sync_width = le16_to_cpu(lvds->lcd_timing.v_syncwidth);
1477	info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border;
1478	info->lcd_timing.vertical_border = lvds->lcd_timing.v_border;
1479
1480	/* not provided by VBIOS */
1481	info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0;
1482
1483	info->lcd_timing.misc_info.H_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
1484						       ATOM_HSYNC_POLARITY);
1485	info->lcd_timing.misc_info.V_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
1486						       ATOM_VSYNC_POLARITY);
1487
1488	/* not provided by VBIOS */
1489	info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0;
1490
1491	info->lcd_timing.misc_info.H_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1492			& ATOM_H_REPLICATIONBY2);
1493	info->lcd_timing.misc_info.V_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1494			& ATOM_V_REPLICATIONBY2);
1495	info->lcd_timing.misc_info.COMPOSITE_SYNC = !!(lvds->lcd_timing.miscinfo
1496			& ATOM_COMPOSITESYNC);
1497	info->lcd_timing.misc_info.INTERLACE = !!(lvds->lcd_timing.miscinfo & ATOM_INTERLACE);
1498
1499	/* not provided by VBIOS*/
1500	info->lcd_timing.misc_info.DOUBLE_CLOCK = 0;
1501	/* not provided by VBIOS*/
1502	info->ss_id = 0;
1503
1504	info->realtek_eDPToLVDS = !!(lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID);
1505
1506	return BP_RESULT_OK;
1507}
1508
1509static enum bp_result bios_parser_get_embedded_panel_info(
1510		struct dc_bios *dcb,
1511		struct embedded_panel_info *info)
1512{
1513	struct bios_parser
1514	*bp = BP_FROM_DCB(dcb);
1515	struct atom_common_table_header *header;
1516	struct atom_data_revision tbl_revision;
1517
1518	if (!DATA_TABLES(lcd_info))
1519		return BP_RESULT_FAILURE;
1520
1521	header = GET_IMAGE(struct atom_common_table_header, DATA_TABLES(lcd_info));
1522
1523	if (!header)
1524		return BP_RESULT_BADBIOSTABLE;
1525
1526	get_atom_data_table_revision(header, &tbl_revision);
1527
1528	switch (tbl_revision.major) {
1529	case 2:
1530		switch (tbl_revision.minor) {
1531		case 1:
1532			return get_embedded_panel_info_v2_1(bp, info);
1533		default:
1534			break;
1535		}
1536		break;
1537	default:
1538		break;
1539	}
1540
1541	return BP_RESULT_FAILURE;
1542}
1543
1544static uint32_t get_support_mask_for_device_id(struct device_id device_id)
1545{
1546	enum dal_device_type device_type = device_id.device_type;
1547	uint32_t enum_id = device_id.enum_id;
1548
1549	switch (device_type) {
1550	case DEVICE_TYPE_LCD:
1551		switch (enum_id) {
1552		case 1:
1553			return ATOM_DISPLAY_LCD1_SUPPORT;
1554		default:
1555			break;
1556		}
1557		break;
1558	case DEVICE_TYPE_DFP:
1559		switch (enum_id) {
1560		case 1:
1561			return ATOM_DISPLAY_DFP1_SUPPORT;
1562		case 2:
1563			return ATOM_DISPLAY_DFP2_SUPPORT;
1564		case 3:
1565			return ATOM_DISPLAY_DFP3_SUPPORT;
1566		case 4:
1567			return ATOM_DISPLAY_DFP4_SUPPORT;
1568		case 5:
1569			return ATOM_DISPLAY_DFP5_SUPPORT;
1570		case 6:
1571			return ATOM_DISPLAY_DFP6_SUPPORT;
1572		default:
1573			break;
1574		}
1575		break;
1576	default:
1577		break;
1578	}
1579
1580	/* Unidentified device ID, return empty support mask. */
1581	return 0;
1582}
1583
1584static bool bios_parser_is_device_id_supported(
1585	struct dc_bios *dcb,
1586	struct device_id id)
1587{
1588	struct bios_parser *bp = BP_FROM_DCB(dcb);
1589
1590	uint32_t mask = get_support_mask_for_device_id(id);
1591
1592	switch (bp->object_info_tbl.revision.minor) {
1593	case 4:
1594	default:
1595		return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & mask) != 0;
1596		break;
1597	case 5:
1598		return (le16_to_cpu(bp->object_info_tbl.v1_5->supporteddevices) & mask) != 0;
1599		break;
1600	}
1601}
1602
1603static uint32_t bios_parser_get_ss_entry_number(
1604	struct dc_bios *dcb,
1605	enum as_signal_type signal)
1606{
1607	/* TODO: DAL2 atomfirmware implementation does not need this.
1608	 * why DAL3 need this?
1609	 */
1610	return 1;
1611}
1612
1613static enum bp_result bios_parser_transmitter_control(
1614	struct dc_bios *dcb,
1615	struct bp_transmitter_control *cntl)
1616{
1617	struct bios_parser *bp = BP_FROM_DCB(dcb);
1618
1619	if (!bp->cmd_tbl.transmitter_control)
1620		return BP_RESULT_FAILURE;
1621
1622	return bp->cmd_tbl.transmitter_control(bp, cntl);
1623}
1624
1625static enum bp_result bios_parser_encoder_control(
1626	struct dc_bios *dcb,
1627	struct bp_encoder_control *cntl)
1628{
1629	struct bios_parser *bp = BP_FROM_DCB(dcb);
1630
1631	if (!bp->cmd_tbl.dig_encoder_control)
1632		return BP_RESULT_FAILURE;
1633
1634	return bp->cmd_tbl.dig_encoder_control(bp, cntl);
1635}
1636
1637static enum bp_result bios_parser_set_pixel_clock(
1638	struct dc_bios *dcb,
1639	struct bp_pixel_clock_parameters *bp_params)
1640{
1641	struct bios_parser *bp = BP_FROM_DCB(dcb);
1642
1643	if (!bp->cmd_tbl.set_pixel_clock)
1644		return BP_RESULT_FAILURE;
1645
1646	return bp->cmd_tbl.set_pixel_clock(bp, bp_params);
1647}
1648
1649static enum bp_result bios_parser_set_dce_clock(
1650	struct dc_bios *dcb,
1651	struct bp_set_dce_clock_parameters *bp_params)
1652{
1653	struct bios_parser *bp = BP_FROM_DCB(dcb);
1654
1655	if (!bp->cmd_tbl.set_dce_clock)
1656		return BP_RESULT_FAILURE;
1657
1658	return bp->cmd_tbl.set_dce_clock(bp, bp_params);
1659}
1660
1661static enum bp_result bios_parser_program_crtc_timing(
1662	struct dc_bios *dcb,
1663	struct bp_hw_crtc_timing_parameters *bp_params)
1664{
1665	struct bios_parser *bp = BP_FROM_DCB(dcb);
1666
1667	if (!bp->cmd_tbl.set_crtc_timing)
1668		return BP_RESULT_FAILURE;
1669
1670	return bp->cmd_tbl.set_crtc_timing(bp, bp_params);
1671}
1672
1673static enum bp_result bios_parser_enable_crtc(
1674	struct dc_bios *dcb,
1675	enum controller_id id,
1676	bool enable)
1677{
1678	struct bios_parser *bp = BP_FROM_DCB(dcb);
1679
1680	if (!bp->cmd_tbl.enable_crtc)
1681		return BP_RESULT_FAILURE;
1682
1683	return bp->cmd_tbl.enable_crtc(bp, id, enable);
1684}
1685
1686static enum bp_result bios_parser_enable_disp_power_gating(
1687	struct dc_bios *dcb,
1688	enum controller_id controller_id,
1689	enum bp_pipe_control_action action)
1690{
1691	struct bios_parser *bp = BP_FROM_DCB(dcb);
1692
1693	if (!bp->cmd_tbl.enable_disp_power_gating)
1694		return BP_RESULT_FAILURE;
1695
1696	return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id,
1697		action);
1698}
1699
1700static enum bp_result bios_parser_enable_lvtma_control(
1701	struct dc_bios *dcb,
1702	uint8_t uc_pwr_on,
1703	uint8_t pwrseq_instance,
1704	uint8_t bypass_panel_control_wait)
1705{
1706	struct bios_parser *bp = BP_FROM_DCB(dcb);
1707
1708	if (!bp->cmd_tbl.enable_lvtma_control)
1709		return BP_RESULT_FAILURE;
1710
1711	return bp->cmd_tbl.enable_lvtma_control(bp, uc_pwr_on, pwrseq_instance, bypass_panel_control_wait);
1712}
1713
1714static bool bios_parser_is_accelerated_mode(
1715	struct dc_bios *dcb)
1716{
1717	return bios_is_accelerated_mode(dcb);
1718}
1719
1720/**
1721 * bios_parser_set_scratch_critical_state - update critical state bit
1722 *                                          in VBIOS scratch register
1723 *
1724 * @dcb:   pointer to the DC BIO
1725 * @state: set or reset state
1726 */
1727static void bios_parser_set_scratch_critical_state(
1728	struct dc_bios *dcb,
1729	bool state)
1730{
1731	bios_set_scratch_critical_state(dcb, state);
1732}
1733
1734static enum bp_result bios_parser_get_firmware_info(
1735	struct dc_bios *dcb,
1736	struct dc_firmware_info *info)
1737{
1738	struct bios_parser *bp = BP_FROM_DCB(dcb);
1739	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
1740	struct atom_common_table_header *header;
1741
1742	struct atom_data_revision revision;
1743
1744	if (info && DATA_TABLES(firmwareinfo)) {
1745		header = GET_IMAGE(struct atom_common_table_header,
1746				DATA_TABLES(firmwareinfo));
1747		get_atom_data_table_revision(header, &revision);
1748		switch (revision.major) {
1749		case 3:
1750			switch (revision.minor) {
1751			case 1:
1752				result = get_firmware_info_v3_1(bp, info);
1753				break;
1754			case 2:
1755			case 3:
1756				result = get_firmware_info_v3_2(bp, info);
1757				break;
1758			case 4:
1759				result = get_firmware_info_v3_4(bp, info);
1760				break;
1761			case 5:
1762				result = get_firmware_info_v3_5(bp, info);
1763				break;
1764			default:
1765				break;
1766			}
1767			break;
1768		default:
1769			break;
1770		}
1771	}
1772
1773	return result;
1774}
1775
1776static enum bp_result get_firmware_info_v3_1(
1777	struct bios_parser *bp,
1778	struct dc_firmware_info *info)
1779{
1780	struct atom_firmware_info_v3_1 *firmware_info;
1781	struct atom_firmware_info_v3_2 *firmware_info32;
1782	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1783
1784	if (!info)
1785		return BP_RESULT_BADINPUT;
1786
1787	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1,
1788			DATA_TABLES(firmwareinfo));
1789	firmware_info32 = GET_IMAGE(struct atom_firmware_info_v3_2,
1790			DATA_TABLES(firmwareinfo));
1791
1792	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1793			DATA_TABLES(dce_info));
1794
1795	if (!firmware_info || !firmware_info32 || !dce_info)
1796		return BP_RESULT_BADBIOSTABLE;
1797
1798	memset(info, 0, sizeof(*info));
1799
1800	/* Pixel clock pll information. */
1801	 /* We need to convert from 10KHz units into KHz units */
1802	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1803	info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10;
1804
1805	 /* 27MHz for Vega10: */
1806	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1807
1808	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1809	if (info->pll_info.crystal_frequency == 0)
1810		info->pll_info.crystal_frequency = 27000;
1811	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1812	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1813	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1814
1815	/* Get GPU PLL VCO Clock */
1816
1817	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1818		/* VBIOS gives in 10KHz */
1819		info->smu_gpu_pll_output_freq =
1820				bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1821	}
1822
1823	/* These fields are marked as reserved in v3_1, but they appear to be populated
1824	 * properly.
1825	 */
1826	if (firmware_info32 && firmware_info32->board_i2c_feature_id == 0x2) {
1827		info->oem_i2c_present = true;
1828		info->oem_i2c_obj_id = firmware_info32->board_i2c_feature_gpio_id;
1829	} else {
1830		info->oem_i2c_present = false;
1831	}
1832
1833	return BP_RESULT_OK;
1834}
1835
1836static enum bp_result get_firmware_info_v3_2(
1837	struct bios_parser *bp,
1838	struct dc_firmware_info *info)
1839{
1840	struct atom_firmware_info_v3_2 *firmware_info;
1841	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1842	struct atom_common_table_header *header;
1843	struct atom_data_revision revision;
1844	struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL;
1845	struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL;
1846
1847	if (!info)
1848		return BP_RESULT_BADINPUT;
1849
1850	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2,
1851			DATA_TABLES(firmwareinfo));
1852
1853	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1854			DATA_TABLES(dce_info));
1855
1856	if (!firmware_info || !dce_info)
1857		return BP_RESULT_BADBIOSTABLE;
1858
1859	memset(info, 0, sizeof(*info));
1860
1861	header = GET_IMAGE(struct atom_common_table_header,
1862					DATA_TABLES(smu_info));
1863	get_atom_data_table_revision(header, &revision);
1864
1865	if (revision.minor == 2) {
1866		/* Vega12 */
1867		smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2,
1868							DATA_TABLES(smu_info));
1869		if (!smu_info_v3_2)
1870			return BP_RESULT_BADBIOSTABLE;
1871
1872		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_2->gpuclk_ss_percentage);
1873
1874		info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10;
1875	} else if (revision.minor == 3) {
1876		/* Vega20 */
1877		smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3,
1878							DATA_TABLES(smu_info));
1879		if (!smu_info_v3_3)
1880			return BP_RESULT_BADBIOSTABLE;
1881
1882		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_3->gpuclk_ss_percentage);
1883
1884		info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10;
1885	}
1886
1887	 // We need to convert from 10KHz units into KHz units.
1888	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1889
1890	 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */
1891	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1892	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1893	if (info->pll_info.crystal_frequency == 0) {
1894		if (revision.minor == 2)
1895			info->pll_info.crystal_frequency = 27000;
1896		else if (revision.minor == 3)
1897			info->pll_info.crystal_frequency = 100000;
1898	}
1899	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1900	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1901	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1902
1903	/* Get GPU PLL VCO Clock */
1904	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1905		if (revision.minor == 2)
1906			info->smu_gpu_pll_output_freq =
1907					bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1908		else if (revision.minor == 3)
1909			info->smu_gpu_pll_output_freq =
1910					bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10;
1911	}
1912
1913	if (firmware_info->board_i2c_feature_id == 0x2) {
1914		info->oem_i2c_present = true;
1915		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
1916	} else {
1917		info->oem_i2c_present = false;
1918	}
1919
1920	return BP_RESULT_OK;
1921}
1922
1923static enum bp_result get_firmware_info_v3_4(
1924	struct bios_parser *bp,
1925	struct dc_firmware_info *info)
1926{
1927	struct atom_firmware_info_v3_4 *firmware_info;
1928	struct atom_common_table_header *header;
1929	struct atom_data_revision revision;
1930	struct atom_display_controller_info_v4_1 *dce_info_v4_1 = NULL;
1931	struct atom_display_controller_info_v4_4 *dce_info_v4_4 = NULL;
1932
1933	struct atom_smu_info_v3_5 *smu_info_v3_5 = NULL;
1934	struct atom_display_controller_info_v4_5 *dce_info_v4_5 = NULL;
1935	struct atom_smu_info_v4_0 *smu_info_v4_0 = NULL;
1936
1937	if (!info)
1938		return BP_RESULT_BADINPUT;
1939
1940	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_4,
1941			DATA_TABLES(firmwareinfo));
1942
1943	if (!firmware_info)
1944		return BP_RESULT_BADBIOSTABLE;
1945
1946	memset(info, 0, sizeof(*info));
1947
1948	header = GET_IMAGE(struct atom_common_table_header,
1949					DATA_TABLES(dce_info));
1950
1951	get_atom_data_table_revision(header, &revision);
1952
1953	switch (revision.major) {
1954	case 4:
1955		switch (revision.minor) {
1956		case 5:
1957			dce_info_v4_5 = GET_IMAGE(struct atom_display_controller_info_v4_5,
1958							DATA_TABLES(dce_info));
1959
1960			if (!dce_info_v4_5)
1961				return BP_RESULT_BADBIOSTABLE;
1962
1963			 /* 100MHz expected */
1964			info->pll_info.crystal_frequency = dce_info_v4_5->dce_refclk_10khz * 10;
1965			info->dp_phy_ref_clk             = dce_info_v4_5->dpphy_refclk_10khz * 10;
1966			 /* 50MHz expected */
1967			info->i2c_engine_ref_clk         = dce_info_v4_5->i2c_engine_refclk_10khz * 10;
1968
1969			/* For DCN32/321 Display PLL VCO Frequency from dce_info_v4_5 may not be reliable */
1970			break;
1971
1972		case 4:
1973			dce_info_v4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
1974							DATA_TABLES(dce_info));
1975
1976			if (!dce_info_v4_4)
1977				return BP_RESULT_BADBIOSTABLE;
1978
1979			/* 100MHz expected */
1980			info->pll_info.crystal_frequency = dce_info_v4_4->dce_refclk_10khz * 10;
1981			info->dp_phy_ref_clk             = dce_info_v4_4->dpphy_refclk_10khz * 10;
1982			/* 50MHz expected */
1983			info->i2c_engine_ref_clk         = dce_info_v4_4->i2c_engine_refclk_10khz * 10;
1984
1985			/* Get SMU Display PLL VCO Frequency in KHz*/
1986			info->smu_gpu_pll_output_freq =	dce_info_v4_4->dispclk_pll_vco_freq * 10;
1987			break;
1988
1989		default:
1990			/* should not come here, keep as backup, as was before */
1991			dce_info_v4_1 = GET_IMAGE(struct atom_display_controller_info_v4_1,
1992							DATA_TABLES(dce_info));
1993
1994			if (!dce_info_v4_1)
1995				return BP_RESULT_BADBIOSTABLE;
1996
1997			info->pll_info.crystal_frequency = dce_info_v4_1->dce_refclk_10khz * 10;
1998			info->dp_phy_ref_clk             = dce_info_v4_1->dpphy_refclk_10khz * 10;
1999			info->i2c_engine_ref_clk         = dce_info_v4_1->i2c_engine_refclk_10khz * 10;
2000			break;
2001		}
2002		break;
2003
2004	default:
2005		ASSERT(0);
2006		break;
2007	}
2008
2009	header = GET_IMAGE(struct atom_common_table_header,
2010					DATA_TABLES(smu_info));
2011	get_atom_data_table_revision(header, &revision);
2012
2013	switch (revision.major) {
2014	case 3:
2015		switch (revision.minor) {
2016		case 5:
2017			smu_info_v3_5 = GET_IMAGE(struct atom_smu_info_v3_5,
2018							DATA_TABLES(smu_info));
2019
2020			if (!smu_info_v3_5)
2021				return BP_RESULT_BADBIOSTABLE;
2022			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_5->gpuclk_ss_percentage);
2023			info->default_engine_clk = smu_info_v3_5->bootup_dcefclk_10khz * 10;
2024			break;
2025
2026		default:
2027			break;
2028		}
2029		break;
2030
2031	case 4:
2032		switch (revision.minor) {
2033		case 0:
2034			smu_info_v4_0 = GET_IMAGE(struct atom_smu_info_v4_0,
2035							DATA_TABLES(smu_info));
2036
2037			if (!smu_info_v4_0)
2038				return BP_RESULT_BADBIOSTABLE;
2039
2040			/* For DCN32/321 bootup DCFCLK from smu_info_v4_0 may not be reliable */
2041			break;
2042
2043		default:
2044			break;
2045		}
2046		break;
2047
2048	default:
2049		break;
2050	}
2051
2052	 // We need to convert from 10KHz units into KHz units.
2053	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
2054
2055	if (firmware_info->board_i2c_feature_id == 0x2) {
2056		info->oem_i2c_present = true;
2057		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
2058	} else {
2059		info->oem_i2c_present = false;
2060	}
2061
2062	return BP_RESULT_OK;
2063}
2064
2065static enum bp_result get_firmware_info_v3_5(
2066	struct bios_parser *bp,
2067	struct dc_firmware_info *info)
2068{
2069	struct atom_firmware_info_v3_5 *firmware_info;
2070	struct atom_common_table_header *header;
2071	struct atom_data_revision revision;
2072	struct atom_display_controller_info_v4_5 *dce_info_v4_5 = NULL;
2073
2074	if (!info)
2075		return BP_RESULT_BADINPUT;
2076
2077	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_5,
2078			DATA_TABLES(firmwareinfo));
2079
2080	if (!firmware_info)
2081		return BP_RESULT_BADBIOSTABLE;
2082
2083	memset(info, 0, sizeof(*info));
2084
2085	if (firmware_info->board_i2c_feature_id == 0x2) {
2086		info->oem_i2c_present = true;
2087		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
2088	} else {
2089		info->oem_i2c_present = false;
2090	}
2091
2092	header = GET_IMAGE(struct atom_common_table_header,
2093					DATA_TABLES(dce_info));
2094
2095	get_atom_data_table_revision(header, &revision);
2096
2097	switch (revision.major) {
2098	case 4:
2099		switch (revision.minor) {
2100		case 5:
2101			dce_info_v4_5 = GET_IMAGE(struct atom_display_controller_info_v4_5,
2102							DATA_TABLES(dce_info));
2103
2104			if (!dce_info_v4_5)
2105				return BP_RESULT_BADBIOSTABLE;
2106
2107			 /* 100MHz expected */
2108			info->pll_info.crystal_frequency = dce_info_v4_5->dce_refclk_10khz * 10;
2109			break;
2110		default:
2111			break;
2112		}
2113		break;
2114	default:
2115		break;
2116	}
2117
2118
2119	return BP_RESULT_OK;
2120}
2121
2122static enum bp_result bios_parser_get_encoder_cap_info(
2123	struct dc_bios *dcb,
2124	struct graphics_object_id object_id,
2125	struct bp_encoder_cap_info *info)
2126{
2127	struct bios_parser *bp = BP_FROM_DCB(dcb);
2128	struct atom_display_object_path_v2 *object;
2129	struct atom_encoder_caps_record *record = NULL;
2130
2131	if (!info)
2132		return BP_RESULT_BADINPUT;
2133
2134#if defined(CONFIG_DRM_AMD_DC_FP)
2135	/* encoder cap record not available in v1_5 */
2136	if (bp->object_info_tbl.revision.minor == 5)
2137		return BP_RESULT_NORECORD;
2138#endif
2139
2140	object = get_bios_object(bp, object_id);
2141
2142	if (!object)
2143		return BP_RESULT_BADINPUT;
2144
2145	record = get_encoder_cap_record(bp, object);
2146	if (!record)
2147		return BP_RESULT_NORECORD;
2148	DC_LOG_BIOS("record->encodercaps 0x%x for object_id 0x%x", record->encodercaps, object_id.id);
2149
2150	info->DP_HBR2_CAP = (record->encodercaps &
2151			ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0;
2152	info->DP_HBR2_EN = (record->encodercaps &
2153			ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0;
2154	info->DP_HBR3_EN = (record->encodercaps &
2155			ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0;
2156	info->HDMI_6GB_EN = (record->encodercaps &
2157			ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0;
2158	info->IS_DP2_CAPABLE = (record->encodercaps &
2159			ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0;
2160	info->DP_UHBR10_EN = (record->encodercaps &
2161			ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0;
2162	info->DP_UHBR13_5_EN = (record->encodercaps &
2163			ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0;
2164	info->DP_UHBR20_EN = (record->encodercaps &
2165			ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0;
2166	info->DP_IS_USB_C = (record->encodercaps &
2167			ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0;
2168	DC_LOG_BIOS("\t info->DP_IS_USB_C %d", info->DP_IS_USB_C);
2169
2170	return BP_RESULT_OK;
2171}
2172
2173
2174static struct atom_encoder_caps_record *get_encoder_cap_record(
2175	struct bios_parser *bp,
2176	struct atom_display_object_path_v2 *object)
2177{
2178	struct atom_common_record_header *header;
2179	uint32_t offset;
2180
2181	if (!object) {
2182		BREAK_TO_DEBUGGER(); /* Invalid object */
2183		return NULL;
2184	}
2185
2186	offset = object->encoder_recordoffset + bp->object_info_tbl_offset;
2187
2188	for (;;) {
2189		header = GET_IMAGE(struct atom_common_record_header, offset);
2190
2191		if (!header)
2192			return NULL;
2193
2194		offset += header->record_size;
2195
2196		if (header->record_type == LAST_RECORD_TYPE ||
2197				!header->record_size)
2198			break;
2199
2200		if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE)
2201			continue;
2202
2203		if (sizeof(struct atom_encoder_caps_record) <=
2204							header->record_size)
2205			return (struct atom_encoder_caps_record *)header;
2206	}
2207
2208	return NULL;
2209}
2210
2211static struct atom_disp_connector_caps_record *get_disp_connector_caps_record(
2212	struct bios_parser *bp,
2213	struct atom_display_object_path_v2 *object)
2214{
2215	struct atom_common_record_header *header;
2216	uint32_t offset;
2217
2218	if (!object) {
2219		BREAK_TO_DEBUGGER(); /* Invalid object */
2220		return NULL;
2221	}
2222
2223	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2224
2225	for (;;) {
2226		header = GET_IMAGE(struct atom_common_record_header, offset);
2227
2228		if (!header)
2229			return NULL;
2230
2231		offset += header->record_size;
2232
2233		if (header->record_type == LAST_RECORD_TYPE ||
2234				!header->record_size)
2235			break;
2236
2237		if (header->record_type != ATOM_DISP_CONNECTOR_CAPS_RECORD_TYPE)
2238			continue;
2239
2240		if (sizeof(struct atom_disp_connector_caps_record) <=
2241							header->record_size)
2242			return (struct atom_disp_connector_caps_record *)header;
2243	}
2244
2245	return NULL;
2246}
2247
2248static struct atom_connector_caps_record *get_connector_caps_record(struct bios_parser *bp,
2249								    struct atom_display_object_path_v3 *object)
2250{
2251	struct atom_common_record_header *header;
2252	uint32_t offset;
2253
2254	if (!object) {
2255		BREAK_TO_DEBUGGER(); /* Invalid object */
2256		return NULL;
2257	}
2258
2259	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2260
2261	for (;;) {
2262		header = GET_IMAGE(struct atom_common_record_header, offset);
2263
2264		if (!header)
2265			return NULL;
2266
2267		offset += header->record_size;
2268
2269		if (header->record_type == ATOM_RECORD_END_TYPE ||
2270				!header->record_size)
2271			break;
2272
2273		if (header->record_type != ATOM_CONNECTOR_CAP_RECORD_TYPE)
2274			continue;
2275
2276		if (sizeof(struct atom_connector_caps_record) <= header->record_size)
2277			return (struct atom_connector_caps_record *)header;
2278	}
2279
2280	return NULL;
2281}
2282
2283static enum bp_result bios_parser_get_disp_connector_caps_info(
2284	struct dc_bios *dcb,
2285	struct graphics_object_id object_id,
2286	struct bp_disp_connector_caps_info *info)
2287{
2288	struct bios_parser *bp = BP_FROM_DCB(dcb);
2289	struct atom_display_object_path_v2 *object;
2290	struct atom_display_object_path_v3 *object_path_v3;
2291	struct atom_connector_caps_record *record_path_v3;
2292	struct atom_disp_connector_caps_record *record = NULL;
2293
2294	if (!info)
2295		return BP_RESULT_BADINPUT;
2296
2297	switch (bp->object_info_tbl.revision.minor) {
2298	case 4:
2299		default:
2300			object = get_bios_object(bp, object_id);
2301
2302			if (!object)
2303				return BP_RESULT_BADINPUT;
2304
2305			record = get_disp_connector_caps_record(bp, object);
2306			if (!record)
2307				return BP_RESULT_NORECORD;
2308
2309			info->INTERNAL_DISPLAY =
2310				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY) ? 1 : 0;
2311			info->INTERNAL_DISPLAY_BL =
2312				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL) ? 1 : 0;
2313			break;
2314	case 5:
2315		object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2316
2317		if (!object_path_v3)
2318			return BP_RESULT_BADINPUT;
2319
2320		record_path_v3 = get_connector_caps_record(bp, object_path_v3);
2321		if (!record_path_v3)
2322			return BP_RESULT_NORECORD;
2323
2324		info->INTERNAL_DISPLAY = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY)
2325									? 1 : 0;
2326		info->INTERNAL_DISPLAY_BL = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL)
2327										? 1 : 0;
2328		break;
2329	}
2330
2331	return BP_RESULT_OK;
2332}
2333
2334static struct atom_connector_speed_record *get_connector_speed_cap_record(struct bios_parser *bp,
2335									  struct atom_display_object_path_v3 *object)
2336{
2337	struct atom_common_record_header *header;
2338	uint32_t offset;
2339
2340	if (!object) {
2341		BREAK_TO_DEBUGGER(); /* Invalid object */
2342		return NULL;
2343	}
2344
2345	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2346
2347	for (;;) {
2348		header = GET_IMAGE(struct atom_common_record_header, offset);
2349
2350		if (!header)
2351			return NULL;
2352
2353		offset += header->record_size;
2354
2355		if (header->record_type == ATOM_RECORD_END_TYPE ||
2356				!header->record_size)
2357			break;
2358
2359		if (header->record_type != ATOM_CONNECTOR_SPEED_UPTO)
2360			continue;
2361
2362		if (sizeof(struct atom_connector_speed_record) <= header->record_size)
2363			return (struct atom_connector_speed_record *)header;
2364	}
2365
2366	return NULL;
2367}
2368
2369static enum bp_result bios_parser_get_connector_speed_cap_info(
2370	struct dc_bios *dcb,
2371	struct graphics_object_id object_id,
2372	struct bp_connector_speed_cap_info *info)
2373{
2374	struct bios_parser *bp = BP_FROM_DCB(dcb);
2375	struct atom_display_object_path_v3 *object_path_v3;
2376	//struct atom_connector_speed_record *record = NULL;
2377	struct atom_connector_speed_record *record;
2378
2379	if (!info)
2380		return BP_RESULT_BADINPUT;
2381
2382	object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2383
2384	if (!object_path_v3)
2385		return BP_RESULT_BADINPUT;
2386
2387	record = get_connector_speed_cap_record(bp, object_path_v3);
2388	if (!record)
2389		return BP_RESULT_NORECORD;
2390
2391	info->DP_HBR2_EN = (record->connector_max_speed >= 5400) ? 1 : 0;
2392	info->DP_HBR3_EN = (record->connector_max_speed >= 8100) ? 1 : 0;
2393	info->HDMI_6GB_EN = (record->connector_max_speed >= 5940) ? 1 : 0;
2394	info->DP_UHBR10_EN = (record->connector_max_speed >= 10000) ? 1 : 0;
2395	info->DP_UHBR13_5_EN = (record->connector_max_speed >= 13500) ? 1 : 0;
2396	info->DP_UHBR20_EN = (record->connector_max_speed >= 20000) ? 1 : 0;
2397	return BP_RESULT_OK;
2398}
2399
2400static enum bp_result get_vram_info_v23(
2401	struct bios_parser *bp,
2402	struct dc_vram_info *info)
2403{
2404	struct atom_vram_info_header_v2_3 *info_v23;
2405	static enum bp_result result = BP_RESULT_OK;
2406
2407	info_v23 = GET_IMAGE(struct atom_vram_info_header_v2_3,
2408						DATA_TABLES(vram_info));
2409
2410	if (info_v23 == NULL)
2411		return BP_RESULT_BADBIOSTABLE;
2412
2413	info->num_chans = info_v23->vram_module[0].channel_num;
2414	info->dram_channel_width_bytes = (1 << info_v23->vram_module[0].channel_width) / 8;
2415
2416	return result;
2417}
2418
2419static enum bp_result get_vram_info_v24(
2420	struct bios_parser *bp,
2421	struct dc_vram_info *info)
2422{
2423	struct atom_vram_info_header_v2_4 *info_v24;
2424	static enum bp_result result = BP_RESULT_OK;
2425
2426	info_v24 = GET_IMAGE(struct atom_vram_info_header_v2_4,
2427						DATA_TABLES(vram_info));
2428
2429	if (info_v24 == NULL)
2430		return BP_RESULT_BADBIOSTABLE;
2431
2432	info->num_chans = info_v24->vram_module[0].channel_num;
2433	info->dram_channel_width_bytes = (1 << info_v24->vram_module[0].channel_width) / 8;
2434
2435	return result;
2436}
2437
2438static enum bp_result get_vram_info_v25(
2439	struct bios_parser *bp,
2440	struct dc_vram_info *info)
2441{
2442	struct atom_vram_info_header_v2_5 *info_v25;
2443	static enum bp_result result = BP_RESULT_OK;
2444
2445	info_v25 = GET_IMAGE(struct atom_vram_info_header_v2_5,
2446						DATA_TABLES(vram_info));
2447
2448	if (info_v25 == NULL)
2449		return BP_RESULT_BADBIOSTABLE;
2450
2451	info->num_chans = info_v25->vram_module[0].channel_num;
2452	info->dram_channel_width_bytes = (1 << info_v25->vram_module[0].channel_width) / 8;
2453
2454	return result;
2455}
2456
2457static enum bp_result get_vram_info_v30(
2458	struct bios_parser *bp,
2459	struct dc_vram_info *info)
2460{
2461	struct atom_vram_info_header_v3_0 *info_v30;
2462	enum bp_result result = BP_RESULT_OK;
2463
2464	info_v30 = GET_IMAGE(struct atom_vram_info_header_v3_0,
2465						DATA_TABLES(vram_info));
2466
2467	if (info_v30 == NULL)
2468		return BP_RESULT_BADBIOSTABLE;
2469
2470	info->num_chans = info_v30->channel_num;
2471	info->dram_channel_width_bytes = (1 << info_v30->channel_width) / 8;
2472
2473	return result;
2474}
2475
2476static enum bp_result get_vram_info_from_umc_info_v40(
2477		struct bios_parser *bp,
2478		struct dc_vram_info *info)
2479{
2480	struct atom_umc_info_v4_0 *info_v40;
2481	enum bp_result result = BP_RESULT_OK;
2482
2483	info_v40 = GET_IMAGE(struct atom_umc_info_v4_0,
2484						DATA_TABLES(umc_info));
2485
2486	if (info_v40 == NULL)
2487		return BP_RESULT_BADBIOSTABLE;
2488
2489	info->num_chans = info_v40->channel_num;
2490	info->dram_channel_width_bytes = (1 << info_v40->channel_width) / 8;
2491
2492	return result;
2493}
2494
2495/*
2496 * get_integrated_info_v11
2497 *
2498 * @brief
2499 * Get V8 integrated BIOS information
2500 *
2501 * @param
2502 * bios_parser *bp - [in]BIOS parser handler to get master data table
2503 * integrated_info *info - [out] store and output integrated info
2504 *
2505 * @return
2506 * static enum bp_result - BP_RESULT_OK if information is available,
2507 *                  BP_RESULT_BADBIOSTABLE otherwise.
2508 */
2509static enum bp_result get_integrated_info_v11(
2510	struct bios_parser *bp,
2511	struct integrated_info *info)
2512{
2513	struct atom_integrated_system_info_v1_11 *info_v11;
2514	uint32_t i;
2515
2516	info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11,
2517					DATA_TABLES(integratedsysteminfo));
2518
2519	if (info_v11 == NULL)
2520		return BP_RESULT_BADBIOSTABLE;
2521
2522	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v11->gpuclk_ss_percentage);
2523
2524	info->gpu_cap_info =
2525	le32_to_cpu(info_v11->gpucapinfo);
2526	/*
2527	* system_config: Bit[0] = 0 : PCIE power gating disabled
2528	*                       = 1 : PCIE power gating enabled
2529	*                Bit[1] = 0 : DDR-PLL shut down disabled
2530	*                       = 1 : DDR-PLL shut down enabled
2531	*                Bit[2] = 0 : DDR-PLL power down disabled
2532	*                       = 1 : DDR-PLL power down enabled
2533	*/
2534	info->system_config = le32_to_cpu(info_v11->system_config);
2535	info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo);
2536	info->memory_type = info_v11->memorytype;
2537	info->ma_channel_number = info_v11->umachannelnumber;
2538	info->lvds_ss_percentage =
2539	le16_to_cpu(info_v11->lvds_ss_percentage);
2540	info->dp_ss_control =
2541	le16_to_cpu(info_v11->reserved1);
2542	info->lvds_sspread_rate_in_10hz =
2543	le16_to_cpu(info_v11->lvds_ss_rate_10hz);
2544	info->hdmi_ss_percentage =
2545	le16_to_cpu(info_v11->hdmi_ss_percentage);
2546	info->hdmi_sspread_rate_in_10hz =
2547	le16_to_cpu(info_v11->hdmi_ss_rate_10hz);
2548	info->dvi_ss_percentage =
2549	le16_to_cpu(info_v11->dvi_ss_percentage);
2550	info->dvi_sspread_rate_in_10_hz =
2551	le16_to_cpu(info_v11->dvi_ss_rate_10hz);
2552	info->lvds_misc = info_v11->lvds_misc;
2553	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2554		info->ext_disp_conn_info.gu_id[i] =
2555				info_v11->extdispconninfo.guid[i];
2556	}
2557
2558	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2559		info->ext_disp_conn_info.path[i].device_connector_id =
2560		object_id_from_bios_object_id(
2561		le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid));
2562
2563		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2564		object_id_from_bios_object_id(
2565			le16_to_cpu(
2566			info_v11->extdispconninfo.path[i].ext_encoder_objid));
2567
2568		info->ext_disp_conn_info.path[i].device_tag =
2569			le16_to_cpu(
2570				info_v11->extdispconninfo.path[i].device_tag);
2571		info->ext_disp_conn_info.path[i].device_acpi_enum =
2572		le16_to_cpu(
2573			info_v11->extdispconninfo.path[i].device_acpi_enum);
2574		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2575			info_v11->extdispconninfo.path[i].auxddclut_index;
2576		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2577			info_v11->extdispconninfo.path[i].hpdlut_index;
2578		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2579			info_v11->extdispconninfo.path[i].channelmapping;
2580		info->ext_disp_conn_info.path[i].caps =
2581				le16_to_cpu(info_v11->extdispconninfo.path[i].caps);
2582	}
2583	info->ext_disp_conn_info.checksum =
2584	info_v11->extdispconninfo.checksum;
2585
2586	info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr;
2587	info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum;
2588	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2589		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2590				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2591		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2592				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2593	}
2594	info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum;
2595	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2596		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2597				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2598		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2599				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2600	}
2601
2602	info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr;
2603	info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum;
2604	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2605		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2606				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2607		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2608				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2609	}
2610	info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum;
2611	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2612		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2613				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2614		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2615				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2616	}
2617
2618	info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr;
2619	info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum;
2620	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2621		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2622				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2623		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2624				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2625	}
2626	info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum;
2627	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2628		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2629				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2630		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2631				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2632	}
2633
2634	info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr;
2635	info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum;
2636	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2637		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2638				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2639		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2640				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2641	}
2642	info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum;
2643	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2644		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2645				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2646		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2647				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2648	}
2649
2650
2651	/** TODO - review **/
2652	#if 0
2653	info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock)
2654									* 10;
2655	info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10;
2656	info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10;
2657
2658	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
2659		/* Convert [10KHz] into [KHz] */
2660		info->disp_clk_voltage[i].max_supported_clk =
2661		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].
2662			ulMaximumSupportedCLK) * 10;
2663		info->disp_clk_voltage[i].voltage_index =
2664		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex);
2665	}
2666
2667	info->boot_up_req_display_vector =
2668			le32_to_cpu(info_v11->ulBootUpReqDisplayVector);
2669	info->boot_up_nb_voltage =
2670			le16_to_cpu(info_v11->usBootUpNBVoltage);
2671	info->ext_disp_conn_info_offset =
2672			le16_to_cpu(info_v11->usExtDispConnInfoOffset);
2673	info->gmc_restore_reset_time =
2674			le32_to_cpu(info_v11->ulGMCRestoreResetTime);
2675	info->minimum_n_clk =
2676			le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]);
2677	for (i = 1; i < 4; ++i)
2678		info->minimum_n_clk =
2679				info->minimum_n_clk <
2680				le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ?
2681				info->minimum_n_clk : le32_to_cpu(
2682					info_v11->ulNbpStateNClkFreq[i]);
2683
2684	info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk);
2685	info->ddr_dll_power_up_time =
2686	    le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime);
2687	info->ddr_pll_power_up_time =
2688		le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime);
2689	info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType);
2690	info->max_lvds_pclk_freq_in_single_link =
2691		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2692	info->max_lvds_pclk_freq_in_single_link =
2693		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2694	info->lvds_pwr_on_seq_dig_on_to_de_in_4ms =
2695		info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms;
2696	info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms =
2697		info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms;
2698	info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms =
2699		info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms;
2700	info->lvds_pwr_off_seq_vary_bl_to_de_in4ms =
2701		info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms;
2702	info->lvds_pwr_off_seq_de_to_dig_on_in4ms =
2703		info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms;
2704	info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms =
2705		info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms;
2706	info->lvds_off_to_on_delay_in_4ms =
2707		info_v11->ucLVDSOffToOnDelay_in4Ms;
2708	info->lvds_bit_depth_control_val =
2709		le32_to_cpu(info_v11->ulLCDBitDepthControlVal);
2710
2711	for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) {
2712		/* Convert [10KHz] into [KHz] */
2713		info->avail_s_clk[i].supported_s_clk =
2714			le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK)
2715									* 10;
2716		info->avail_s_clk[i].voltage_index =
2717			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex);
2718		info->avail_s_clk[i].voltage_id =
2719			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID);
2720	}
2721	#endif /* TODO*/
2722
2723	return BP_RESULT_OK;
2724}
2725
2726static enum bp_result get_integrated_info_v2_1(
2727	struct bios_parser *bp,
2728	struct integrated_info *info)
2729{
2730	struct atom_integrated_system_info_v2_1 *info_v2_1;
2731	uint32_t i;
2732
2733	info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1,
2734					DATA_TABLES(integratedsysteminfo));
2735
2736	if (info_v2_1 == NULL)
2737		return BP_RESULT_BADBIOSTABLE;
2738
2739	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_1->gpuclk_ss_percentage);
2740
2741	info->gpu_cap_info =
2742	le32_to_cpu(info_v2_1->gpucapinfo);
2743	/*
2744	* system_config: Bit[0] = 0 : PCIE power gating disabled
2745	*                       = 1 : PCIE power gating enabled
2746	*                Bit[1] = 0 : DDR-PLL shut down disabled
2747	*                       = 1 : DDR-PLL shut down enabled
2748	*                Bit[2] = 0 : DDR-PLL power down disabled
2749	*                       = 1 : DDR-PLL power down enabled
2750	*/
2751	info->system_config = le32_to_cpu(info_v2_1->system_config);
2752	info->cpu_cap_info = le32_to_cpu(info_v2_1->cpucapinfo);
2753	info->memory_type = info_v2_1->memorytype;
2754	info->ma_channel_number = info_v2_1->umachannelnumber;
2755	info->dp_ss_control =
2756		le16_to_cpu(info_v2_1->reserved1);
2757
2758	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2759		info->ext_disp_conn_info.gu_id[i] =
2760				info_v2_1->extdispconninfo.guid[i];
2761	}
2762
2763	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2764		info->ext_disp_conn_info.path[i].device_connector_id =
2765		object_id_from_bios_object_id(
2766		le16_to_cpu(info_v2_1->extdispconninfo.path[i].connectorobjid));
2767
2768		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2769		object_id_from_bios_object_id(
2770			le16_to_cpu(
2771			info_v2_1->extdispconninfo.path[i].ext_encoder_objid));
2772
2773		info->ext_disp_conn_info.path[i].device_tag =
2774			le16_to_cpu(
2775				info_v2_1->extdispconninfo.path[i].device_tag);
2776		info->ext_disp_conn_info.path[i].device_acpi_enum =
2777		le16_to_cpu(
2778			info_v2_1->extdispconninfo.path[i].device_acpi_enum);
2779		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2780			info_v2_1->extdispconninfo.path[i].auxddclut_index;
2781		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2782			info_v2_1->extdispconninfo.path[i].hpdlut_index;
2783		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2784			info_v2_1->extdispconninfo.path[i].channelmapping;
2785		info->ext_disp_conn_info.path[i].caps =
2786				le16_to_cpu(info_v2_1->extdispconninfo.path[i].caps);
2787	}
2788
2789	info->ext_disp_conn_info.checksum =
2790		info_v2_1->extdispconninfo.checksum;
2791	info->dp0_ext_hdmi_slv_addr = info_v2_1->dp0_retimer_set.HdmiSlvAddr;
2792	info->dp0_ext_hdmi_reg_num = info_v2_1->dp0_retimer_set.HdmiRegNum;
2793	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2794		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2795				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2796		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2797				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2798	}
2799	info->dp0_ext_hdmi_6g_reg_num = info_v2_1->dp0_retimer_set.Hdmi6GRegNum;
2800	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2801		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2802				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2803		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2804				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2805	}
2806	info->dp1_ext_hdmi_slv_addr = info_v2_1->dp1_retimer_set.HdmiSlvAddr;
2807	info->dp1_ext_hdmi_reg_num = info_v2_1->dp1_retimer_set.HdmiRegNum;
2808	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2809		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2810				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2811		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2812				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2813	}
2814	info->dp1_ext_hdmi_6g_reg_num = info_v2_1->dp1_retimer_set.Hdmi6GRegNum;
2815	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2816		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2817				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2818		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2819				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2820	}
2821	info->dp2_ext_hdmi_slv_addr = info_v2_1->dp2_retimer_set.HdmiSlvAddr;
2822	info->dp2_ext_hdmi_reg_num = info_v2_1->dp2_retimer_set.HdmiRegNum;
2823	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2824		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2825				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2826		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2827				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2828	}
2829	info->dp2_ext_hdmi_6g_reg_num = info_v2_1->dp2_retimer_set.Hdmi6GRegNum;
2830	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2831		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2832				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2833		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2834				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2835	}
2836	info->dp3_ext_hdmi_slv_addr = info_v2_1->dp3_retimer_set.HdmiSlvAddr;
2837	info->dp3_ext_hdmi_reg_num = info_v2_1->dp3_retimer_set.HdmiRegNum;
2838	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2839		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2840				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2841		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2842				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2843	}
2844	info->dp3_ext_hdmi_6g_reg_num = info_v2_1->dp3_retimer_set.Hdmi6GRegNum;
2845	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2846		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2847				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2848		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2849				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2850	}
2851
2852	info->edp1_info.edp_backlight_pwm_hz =
2853	le16_to_cpu(info_v2_1->edp1_info.edp_backlight_pwm_hz);
2854	info->edp1_info.edp_ss_percentage =
2855	le16_to_cpu(info_v2_1->edp1_info.edp_ss_percentage);
2856	info->edp1_info.edp_ss_rate_10hz =
2857	le16_to_cpu(info_v2_1->edp1_info.edp_ss_rate_10hz);
2858	info->edp1_info.edp_pwr_on_off_delay =
2859		info_v2_1->edp1_info.edp_pwr_on_off_delay;
2860	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2861		info_v2_1->edp1_info.edp_pwr_on_vary_bl_to_blon;
2862	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2863		info_v2_1->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2864	info->edp1_info.edp_panel_bpc =
2865		info_v2_1->edp1_info.edp_panel_bpc;
2866	info->edp1_info.edp_bootup_bl_level = info_v2_1->edp1_info.edp_bootup_bl_level;
2867
2868	info->edp2_info.edp_backlight_pwm_hz =
2869	le16_to_cpu(info_v2_1->edp2_info.edp_backlight_pwm_hz);
2870	info->edp2_info.edp_ss_percentage =
2871	le16_to_cpu(info_v2_1->edp2_info.edp_ss_percentage);
2872	info->edp2_info.edp_ss_rate_10hz =
2873	le16_to_cpu(info_v2_1->edp2_info.edp_ss_rate_10hz);
2874	info->edp2_info.edp_pwr_on_off_delay =
2875		info_v2_1->edp2_info.edp_pwr_on_off_delay;
2876	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2877		info_v2_1->edp2_info.edp_pwr_on_vary_bl_to_blon;
2878	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2879		info_v2_1->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2880	info->edp2_info.edp_panel_bpc =
2881		info_v2_1->edp2_info.edp_panel_bpc;
2882	info->edp2_info.edp_bootup_bl_level =
2883		info_v2_1->edp2_info.edp_bootup_bl_level;
2884
2885	return BP_RESULT_OK;
2886}
2887
2888static enum bp_result get_integrated_info_v2_2(
2889	struct bios_parser *bp,
2890	struct integrated_info *info)
2891{
2892	struct atom_integrated_system_info_v2_2 *info_v2_2;
2893	uint32_t i;
2894
2895	info_v2_2 = GET_IMAGE(struct atom_integrated_system_info_v2_2,
2896					DATA_TABLES(integratedsysteminfo));
2897
2898	if (info_v2_2 == NULL)
2899		return BP_RESULT_BADBIOSTABLE;
2900
2901	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_2->gpuclk_ss_percentage);
2902
2903	info->gpu_cap_info =
2904	le32_to_cpu(info_v2_2->gpucapinfo);
2905	/*
2906	* system_config: Bit[0] = 0 : PCIE power gating disabled
2907	*                       = 1 : PCIE power gating enabled
2908	*                Bit[1] = 0 : DDR-PLL shut down disabled
2909	*                       = 1 : DDR-PLL shut down enabled
2910	*                Bit[2] = 0 : DDR-PLL power down disabled
2911	*                       = 1 : DDR-PLL power down enabled
2912	*/
2913	info->system_config = le32_to_cpu(info_v2_2->system_config);
2914	info->cpu_cap_info = le32_to_cpu(info_v2_2->cpucapinfo);
2915	info->memory_type = info_v2_2->memorytype;
2916	info->ma_channel_number = info_v2_2->umachannelnumber;
2917	info->dp_ss_control =
2918		le16_to_cpu(info_v2_2->reserved1);
2919	info->gpuclk_ss_percentage = info_v2_2->gpuclk_ss_percentage;
2920	info->gpuclk_ss_type = info_v2_2->gpuclk_ss_type;
2921
2922	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2923		info->ext_disp_conn_info.gu_id[i] =
2924				info_v2_2->extdispconninfo.guid[i];
2925	}
2926
2927	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2928		info->ext_disp_conn_info.path[i].device_connector_id =
2929		object_id_from_bios_object_id(
2930		le16_to_cpu(info_v2_2->extdispconninfo.path[i].connectorobjid));
2931
2932		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2933		object_id_from_bios_object_id(
2934			le16_to_cpu(
2935			info_v2_2->extdispconninfo.path[i].ext_encoder_objid));
2936
2937		info->ext_disp_conn_info.path[i].device_tag =
2938			le16_to_cpu(
2939				info_v2_2->extdispconninfo.path[i].device_tag);
2940		info->ext_disp_conn_info.path[i].device_acpi_enum =
2941		le16_to_cpu(
2942			info_v2_2->extdispconninfo.path[i].device_acpi_enum);
2943		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2944			info_v2_2->extdispconninfo.path[i].auxddclut_index;
2945		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2946			info_v2_2->extdispconninfo.path[i].hpdlut_index;
2947		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2948			info_v2_2->extdispconninfo.path[i].channelmapping;
2949		info->ext_disp_conn_info.path[i].caps =
2950				le16_to_cpu(info_v2_2->extdispconninfo.path[i].caps);
2951	}
2952
2953	info->ext_disp_conn_info.checksum =
2954		info_v2_2->extdispconninfo.checksum;
2955	info->ext_disp_conn_info.fixdpvoltageswing =
2956		info_v2_2->extdispconninfo.fixdpvoltageswing;
2957
2958	info->edp1_info.edp_backlight_pwm_hz =
2959	le16_to_cpu(info_v2_2->edp1_info.edp_backlight_pwm_hz);
2960	info->edp1_info.edp_ss_percentage =
2961	le16_to_cpu(info_v2_2->edp1_info.edp_ss_percentage);
2962	info->edp1_info.edp_ss_rate_10hz =
2963	le16_to_cpu(info_v2_2->edp1_info.edp_ss_rate_10hz);
2964	info->edp1_info.edp_pwr_on_off_delay =
2965		info_v2_2->edp1_info.edp_pwr_on_off_delay;
2966	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2967		info_v2_2->edp1_info.edp_pwr_on_vary_bl_to_blon;
2968	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2969		info_v2_2->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2970	info->edp1_info.edp_panel_bpc =
2971		info_v2_2->edp1_info.edp_panel_bpc;
2972	info->edp1_info.edp_bootup_bl_level =
2973
2974	info->edp2_info.edp_backlight_pwm_hz =
2975	le16_to_cpu(info_v2_2->edp2_info.edp_backlight_pwm_hz);
2976	info->edp2_info.edp_ss_percentage =
2977	le16_to_cpu(info_v2_2->edp2_info.edp_ss_percentage);
2978	info->edp2_info.edp_ss_rate_10hz =
2979	le16_to_cpu(info_v2_2->edp2_info.edp_ss_rate_10hz);
2980	info->edp2_info.edp_pwr_on_off_delay =
2981		info_v2_2->edp2_info.edp_pwr_on_off_delay;
2982	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2983		info_v2_2->edp2_info.edp_pwr_on_vary_bl_to_blon;
2984	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2985		info_v2_2->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2986	info->edp2_info.edp_panel_bpc =
2987		info_v2_2->edp2_info.edp_panel_bpc;
2988	info->edp2_info.edp_bootup_bl_level =
2989		info_v2_2->edp2_info.edp_bootup_bl_level;
2990
2991	return BP_RESULT_OK;
2992}
2993
2994/*
2995 * construct_integrated_info
2996 *
2997 * @brief
2998 * Get integrated BIOS information based on table revision
2999 *
3000 * @param
3001 * bios_parser *bp - [in]BIOS parser handler to get master data table
3002 * integrated_info *info - [out] store and output integrated info
3003 *
3004 * @return
3005 * static enum bp_result - BP_RESULT_OK if information is available,
3006 *                  BP_RESULT_BADBIOSTABLE otherwise.
3007 */
3008static enum bp_result construct_integrated_info(
3009	struct bios_parser *bp,
3010	struct integrated_info *info)
3011{
3012	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
3013
3014	struct atom_common_table_header *header;
3015	struct atom_data_revision revision;
3016
3017	int32_t i;
3018	int32_t j;
3019
3020	if (!info)
3021		return result;
3022
3023	if (info && DATA_TABLES(integratedsysteminfo)) {
3024		header = GET_IMAGE(struct atom_common_table_header,
3025					DATA_TABLES(integratedsysteminfo));
3026
3027		get_atom_data_table_revision(header, &revision);
3028
3029		switch (revision.major) {
3030		case 1:
3031			switch (revision.minor) {
3032			case 11:
3033			case 12:
3034				result = get_integrated_info_v11(bp, info);
3035				break;
3036			default:
3037				return result;
3038			}
3039			break;
3040		case 2:
3041			switch (revision.minor) {
3042			case 1:
3043				result = get_integrated_info_v2_1(bp, info);
3044				break;
3045			case 2:
3046			case 3:
3047				result = get_integrated_info_v2_2(bp, info);
3048				break;
3049			default:
3050				return result;
3051			}
3052			break;
3053		default:
3054			return result;
3055		}
3056		if (result == BP_RESULT_OK) {
3057
3058			DC_LOG_BIOS("edp1:\n"
3059						"\tedp_pwr_on_off_delay = %d\n"
3060						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
3061						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
3062						"\tedp_bootup_bl_level = %d\n",
3063						info->edp1_info.edp_pwr_on_off_delay,
3064						info->edp1_info.edp_pwr_on_vary_bl_to_blon,
3065						info->edp1_info.edp_pwr_down_bloff_to_vary_bloff,
3066						info->edp1_info.edp_bootup_bl_level);
3067			DC_LOG_BIOS("edp2:\n"
3068						"\tedp_pwr_on_off_delayv = %d\n"
3069						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
3070						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
3071						"\tedp_bootup_bl_level = %d\n",
3072						info->edp2_info.edp_pwr_on_off_delay,
3073						info->edp2_info.edp_pwr_on_vary_bl_to_blon,
3074						info->edp2_info.edp_pwr_down_bloff_to_vary_bloff,
3075						info->edp2_info.edp_bootup_bl_level);
3076		}
3077	}
3078
3079	if (result != BP_RESULT_OK)
3080		return result;
3081	else {
3082		// Log each external path
3083		for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; i++) {
3084			if (info->ext_disp_conn_info.path[i].device_tag != 0)
3085				DC_LOG_BIOS("integrated_info:For EXTERNAL DISPLAY PATH %d --------------\n"
3086						"DEVICE_TAG: 0x%x\n"
3087						"DEVICE_ACPI_ENUM: 0x%x\n"
3088						"DEVICE_CONNECTOR_ID: 0x%x\n"
3089						"EXT_AUX_DDC_LUT_INDEX: %d\n"
3090						"EXT_HPD_PIN_LUT_INDEX: %d\n"
3091						"EXT_ENCODER_OBJ_ID: 0x%x\n"
3092						"Encoder CAPS: 0x%x\n",
3093						i,
3094						info->ext_disp_conn_info.path[i].device_tag,
3095						info->ext_disp_conn_info.path[i].device_acpi_enum,
3096						info->ext_disp_conn_info.path[i].device_connector_id.id,
3097						info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index,
3098						info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index,
3099						info->ext_disp_conn_info.path[i].ext_encoder_obj_id.id,
3100						info->ext_disp_conn_info.path[i].caps
3101						);
3102			if ((info->ext_disp_conn_info.path[i].caps & AMD_EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK) == AMD_EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)
3103				DC_LOG_BIOS("BIOS AMD_EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3104			else if (bp->base.ctx->dc->config.force_bios_fixed_vs) {
3105				info->ext_disp_conn_info.path[i].caps &= ~AMD_EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK;
3106				info->ext_disp_conn_info.path[i].caps |= AMD_EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN;
3107				DC_LOG_BIOS("driver forced AMD_EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3108			}
3109		}
3110		// Log the Checksum and Voltage Swing
3111		DC_LOG_BIOS("Integrated info table CHECKSUM: %d\n"
3112					"Integrated info table FIX_DP_VOLTAGE_SWING: %d\n",
3113					info->ext_disp_conn_info.checksum,
3114					info->ext_disp_conn_info.fixdpvoltageswing);
3115		if (bp->base.ctx->dc->config.force_bios_fixed_vs && info->ext_disp_conn_info.fixdpvoltageswing == 0) {
3116			info->ext_disp_conn_info.fixdpvoltageswing = bp->base.ctx->dc->config.force_bios_fixed_vs & 0xF;
3117			DC_LOG_BIOS("driver forced fixdpvoltageswing = %d\n", info->ext_disp_conn_info.fixdpvoltageswing);
3118		}
3119	}
3120	/* Sort voltage table from low to high*/
3121	for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
3122		for (j = i; j > 0; --j) {
3123			if (info->disp_clk_voltage[j].max_supported_clk <
3124			    info->disp_clk_voltage[j-1].max_supported_clk)
3125				swap(info->disp_clk_voltage[j-1], info->disp_clk_voltage[j]);
3126		}
3127	}
3128
3129	return result;
3130}
3131
3132static enum bp_result bios_parser_get_vram_info(
3133		struct dc_bios *dcb,
3134		struct dc_vram_info *info)
3135{
3136	struct bios_parser *bp = BP_FROM_DCB(dcb);
3137	enum bp_result result = BP_RESULT_BADBIOSTABLE;
3138	struct atom_common_table_header *header;
3139	struct atom_data_revision revision;
3140
3141	// vram info moved to umc_info for DCN4x
3142	if (info && DATA_TABLES(umc_info)) {
3143		header = GET_IMAGE(struct atom_common_table_header,
3144					DATA_TABLES(umc_info));
3145
3146		get_atom_data_table_revision(header, &revision);
3147
3148		switch (revision.major) {
3149		case 4:
3150			switch (revision.minor) {
3151			case 0:
3152				result = get_vram_info_from_umc_info_v40(bp, info);
3153				break;
3154			default:
3155				break;
3156			}
3157			break;
3158		default:
3159			break;
3160		}
3161	}
3162
3163	if (result != BP_RESULT_OK && info && DATA_TABLES(vram_info)) {
3164		header = GET_IMAGE(struct atom_common_table_header,
3165					DATA_TABLES(vram_info));
3166
3167		get_atom_data_table_revision(header, &revision);
3168
3169		switch (revision.major) {
3170		case 2:
3171			switch (revision.minor) {
3172			case 3:
3173				result = get_vram_info_v23(bp, info);
3174				break;
3175			case 4:
3176				result = get_vram_info_v24(bp, info);
3177				break;
3178			case 5:
3179				result = get_vram_info_v25(bp, info);
3180				break;
3181			default:
3182				break;
3183			}
3184			break;
3185
3186		case 3:
3187			switch (revision.minor) {
3188			case 0:
3189				result = get_vram_info_v30(bp, info);
3190				break;
3191			default:
3192				break;
3193			}
3194			break;
3195
3196		default:
3197			return result;
3198		}
3199
3200	}
3201	return result;
3202}
3203
3204static struct integrated_info *bios_parser_create_integrated_info(
3205	struct dc_bios *dcb)
3206{
3207	struct bios_parser *bp = BP_FROM_DCB(dcb);
3208	struct integrated_info *info;
3209
3210	info = kzalloc(sizeof(struct integrated_info), GFP_KERNEL);
3211
3212	if (info == NULL) {
3213		ASSERT_CRITICAL(0);
3214		return NULL;
3215	}
3216
3217	if (construct_integrated_info(bp, info) == BP_RESULT_OK)
3218		return info;
3219
3220	kfree(info);
3221
3222	return NULL;
3223}
3224
3225static enum bp_result update_slot_layout_info(
3226	struct dc_bios *dcb,
3227	unsigned int i,
3228	struct slot_layout_info *slot_layout_info)
3229{
3230	unsigned int record_offset;
3231	unsigned int j;
3232	struct atom_display_object_path_v2 *object;
3233	struct atom_bracket_layout_record *record;
3234	struct atom_common_record_header *record_header;
3235	static enum bp_result result;
3236	struct bios_parser *bp;
3237	struct object_info_table *tbl;
3238	struct display_object_info_table_v1_4 *v1_4;
3239
3240	record = NULL;
3241	record_header = NULL;
3242	result = BP_RESULT_NORECORD;
3243
3244	bp = BP_FROM_DCB(dcb);
3245	tbl = &bp->object_info_tbl;
3246	v1_4 = tbl->v1_4;
3247
3248	object = &v1_4->display_path[i];
3249	record_offset = (unsigned int)
3250		(object->disp_recordoffset) +
3251		(unsigned int)(bp->object_info_tbl_offset);
3252
3253	for (;;) {
3254
3255		record_header = (struct atom_common_record_header *)
3256			GET_IMAGE(struct atom_common_record_header,
3257			record_offset);
3258		if (record_header == NULL) {
3259			result = BP_RESULT_BADBIOSTABLE;
3260			break;
3261		}
3262
3263		/* the end of the list */
3264		if (record_header->record_type == 0xff ||
3265			record_header->record_size == 0)	{
3266			break;
3267		}
3268
3269		if (record_header->record_type ==
3270			ATOM_BRACKET_LAYOUT_RECORD_TYPE &&
3271			sizeof(struct atom_bracket_layout_record)
3272			<= record_header->record_size) {
3273			record = (struct atom_bracket_layout_record *)
3274				(record_header);
3275			result = BP_RESULT_OK;
3276			break;
3277		}
3278
3279		record_offset += record_header->record_size;
3280	}
3281
3282	/* return if the record not found */
3283	if (result != BP_RESULT_OK)
3284		return result;
3285
3286	/* get slot sizes */
3287	slot_layout_info->length = record->bracketlen;
3288	slot_layout_info->width = record->bracketwidth;
3289
3290	/* get info for each connector in the slot */
3291	slot_layout_info->num_of_connectors = record->conn_num;
3292	for (j = 0; j < slot_layout_info->num_of_connectors; ++j) {
3293		slot_layout_info->connectors[j].connector_type =
3294			(enum connector_layout_type)
3295			(record->conn_info[j].connector_type);
3296		switch (record->conn_info[j].connector_type) {
3297		case CONNECTOR_TYPE_DVI_D:
3298			slot_layout_info->connectors[j].connector_type =
3299				CONNECTOR_LAYOUT_TYPE_DVI_D;
3300			slot_layout_info->connectors[j].length =
3301				CONNECTOR_SIZE_DVI;
3302			break;
3303
3304		case CONNECTOR_TYPE_HDMI:
3305			slot_layout_info->connectors[j].connector_type =
3306				CONNECTOR_LAYOUT_TYPE_HDMI;
3307			slot_layout_info->connectors[j].length =
3308				CONNECTOR_SIZE_HDMI;
3309			break;
3310
3311		case CONNECTOR_TYPE_DISPLAY_PORT:
3312			slot_layout_info->connectors[j].connector_type =
3313				CONNECTOR_LAYOUT_TYPE_DP;
3314			slot_layout_info->connectors[j].length =
3315				CONNECTOR_SIZE_DP;
3316			break;
3317
3318		case CONNECTOR_TYPE_MINI_DISPLAY_PORT:
3319			slot_layout_info->connectors[j].connector_type =
3320				CONNECTOR_LAYOUT_TYPE_MINI_DP;
3321			slot_layout_info->connectors[j].length =
3322				CONNECTOR_SIZE_MINI_DP;
3323			break;
3324
3325		default:
3326			slot_layout_info->connectors[j].connector_type =
3327				CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3328			slot_layout_info->connectors[j].length =
3329				CONNECTOR_SIZE_UNKNOWN;
3330		}
3331
3332		slot_layout_info->connectors[j].position =
3333			record->conn_info[j].position;
3334		slot_layout_info->connectors[j].connector_id =
3335			object_id_from_bios_object_id(
3336				record->conn_info[j].connectorobjid);
3337	}
3338	return result;
3339}
3340
3341static enum bp_result update_slot_layout_info_v2(
3342	struct dc_bios *dcb,
3343	unsigned int i,
3344	struct slot_layout_info *slot_layout_info)
3345{
3346	unsigned int record_offset;
3347	struct atom_display_object_path_v3 *object;
3348	struct atom_bracket_layout_record_v2 *record;
3349	struct atom_common_record_header *record_header;
3350	static enum bp_result result;
3351	struct bios_parser *bp;
3352	struct object_info_table *tbl;
3353	struct display_object_info_table_v1_5 *v1_5;
3354	struct graphics_object_id connector_id;
3355
3356	record = NULL;
3357	record_header = NULL;
3358	result = BP_RESULT_NORECORD;
3359
3360	bp = BP_FROM_DCB(dcb);
3361	tbl = &bp->object_info_tbl;
3362	v1_5 = tbl->v1_5;
3363
3364	object = &v1_5->display_path[i];
3365	record_offset = (unsigned int)
3366		(object->disp_recordoffset) +
3367		(unsigned int)(bp->object_info_tbl_offset);
3368
3369	for (;;) {
3370
3371		record_header = (struct atom_common_record_header *)
3372			GET_IMAGE(struct atom_common_record_header,
3373			record_offset);
3374		if (record_header == NULL) {
3375			result = BP_RESULT_BADBIOSTABLE;
3376			break;
3377		}
3378
3379		/* the end of the list */
3380		if (record_header->record_type == ATOM_RECORD_END_TYPE ||
3381			record_header->record_size == 0)	{
3382			break;
3383		}
3384
3385		if (record_header->record_type ==
3386			ATOM_BRACKET_LAYOUT_V2_RECORD_TYPE &&
3387			sizeof(struct atom_bracket_layout_record_v2)
3388			<= record_header->record_size) {
3389			record = (struct atom_bracket_layout_record_v2 *)
3390				(record_header);
3391			result = BP_RESULT_OK;
3392			break;
3393		}
3394
3395		record_offset += record_header->record_size;
3396	}
3397
3398	/* return if the record not found */
3399	if (result != BP_RESULT_OK)
3400		return result;
3401
3402	/* get slot sizes */
3403	connector_id = object_id_from_bios_object_id(object->display_objid);
3404
3405	slot_layout_info->length = record->bracketlen;
3406	slot_layout_info->width = record->bracketwidth;
3407	slot_layout_info->num_of_connectors = v1_5->number_of_path;
3408	slot_layout_info->connectors[i].position = record->conn_num;
3409	slot_layout_info->connectors[i].connector_id = connector_id;
3410
3411	switch (connector_id.id) {
3412	case CONNECTOR_ID_SINGLE_LINK_DVID:
3413	case CONNECTOR_ID_DUAL_LINK_DVID:
3414		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DVI_D;
3415		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DVI;
3416		break;
3417
3418	case CONNECTOR_ID_HDMI_TYPE_A:
3419		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_HDMI;
3420		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_HDMI;
3421		break;
3422
3423	case CONNECTOR_ID_DISPLAY_PORT:
3424	case CONNECTOR_ID_USBC:
3425		if (record->mini_type == MINI_TYPE_NORMAL) {
3426			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DP;
3427			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DP;
3428		} else {
3429			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_MINI_DP;
3430			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_MINI_DP;
3431		}
3432		break;
3433
3434	default:
3435		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3436		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_UNKNOWN;
3437	}
3438	return result;
3439}
3440
3441static enum bp_result get_bracket_layout_record(
3442	struct dc_bios *dcb,
3443	unsigned int bracket_layout_id,
3444	struct slot_layout_info *slot_layout_info)
3445{
3446	unsigned int i;
3447	struct bios_parser *bp = BP_FROM_DCB(dcb);
3448	static enum bp_result result;
3449	struct object_info_table *tbl;
3450	struct display_object_info_table_v1_4 *v1_4;
3451	struct display_object_info_table_v1_5 *v1_5;
3452
3453	if (slot_layout_info == NULL) {
3454		DC_LOG_DETECTION_EDID_PARSER("Invalid slot_layout_info\n");
3455		return BP_RESULT_BADINPUT;
3456	}
3457
3458	tbl = &bp->object_info_tbl;
3459	v1_4 = tbl->v1_4;
3460	v1_5 = tbl->v1_5;
3461
3462	result = BP_RESULT_NORECORD;
3463	switch (bp->object_info_tbl.revision.minor) {
3464	case 4:
3465	default:
3466		for (i = 0; i < v1_4->number_of_path; ++i) {
3467			if (bracket_layout_id == v1_4->display_path[i].display_objid) {
3468				result = update_slot_layout_info(dcb, i, slot_layout_info);
3469				break;
3470			}
3471		}
3472		break;
3473	case 5:
3474		for (i = 0; i < v1_5->number_of_path; ++i)
3475			result = update_slot_layout_info_v2(dcb, i, slot_layout_info);
3476		break;
3477	}
3478
3479	return result;
3480}
3481
3482static enum bp_result bios_get_board_layout_info(
3483	struct dc_bios *dcb,
3484	struct board_layout_info *board_layout_info)
3485{
3486	unsigned int i;
3487	struct bios_parser *bp;
3488	static enum bp_result record_result;
3489	unsigned int max_slots;
3490
3491	const unsigned int slot_index_to_vbios_id[MAX_BOARD_SLOTS] = {
3492		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1,
3493		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2,
3494		0, 0
3495	};
3496
3497	bp = BP_FROM_DCB(dcb);
3498
3499	if (board_layout_info == NULL) {
3500		DC_LOG_DETECTION_EDID_PARSER("Invalid board_layout_info\n");
3501		return BP_RESULT_BADINPUT;
3502	}
3503
3504	board_layout_info->num_of_slots = 0;
3505	max_slots = MAX_BOARD_SLOTS;
3506
3507	// Assume single slot on v1_5
3508	if (bp->object_info_tbl.revision.minor == 5) {
3509		max_slots = 1;
3510	}
3511
3512	for (i = 0; i < max_slots; ++i) {
3513		record_result = get_bracket_layout_record(dcb,
3514			slot_index_to_vbios_id[i],
3515			&board_layout_info->slots[i]);
3516
3517		if (record_result == BP_RESULT_NORECORD && i > 0)
3518			break; /* no more slots present in bios */
3519		else if (record_result != BP_RESULT_OK)
3520			return record_result;  /* fail */
3521
3522		++board_layout_info->num_of_slots;
3523	}
3524
3525	/* all data is valid */
3526	board_layout_info->is_number_of_slots_valid = 1;
3527	board_layout_info->is_slots_size_valid = 1;
3528	board_layout_info->is_connector_offsets_valid = 1;
3529	board_layout_info->is_connector_lengths_valid = 1;
3530
3531	return BP_RESULT_OK;
3532}
3533
3534
3535static uint16_t bios_parser_pack_data_tables(
3536	struct dc_bios *dcb,
3537	void *dst)
3538{
3539	// TODO: There is data bytes alignment issue, disable it for now.
3540	return 0;
3541}
3542
3543static struct atom_dc_golden_table_v1 *bios_get_golden_table(
3544		struct bios_parser *bp,
3545		uint32_t rev_major,
3546		uint32_t rev_minor,
3547		uint16_t *dc_golden_table_ver)
3548{
3549	struct atom_display_controller_info_v4_4 *disp_cntl_tbl_4_4 = NULL;
3550	uint32_t dc_golden_offset = 0;
3551	*dc_golden_table_ver = 0;
3552
3553	if (!DATA_TABLES(dce_info))
3554		return NULL;
3555
3556	/* ver.4.4 or higher */
3557	switch (rev_major) {
3558	case 4:
3559		switch (rev_minor) {
3560		case 4:
3561			disp_cntl_tbl_4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
3562									DATA_TABLES(dce_info));
3563			if (!disp_cntl_tbl_4_4)
3564				return NULL;
3565			dc_golden_offset = DATA_TABLES(dce_info) + disp_cntl_tbl_4_4->dc_golden_table_offset;
3566			*dc_golden_table_ver = disp_cntl_tbl_4_4->dc_golden_table_ver;
3567			break;
3568		case 5:
3569		default:
3570			/* For atom_display_controller_info_v4_5 there is no need to get golden table from
3571			 * dc_golden_table_offset as all these fields previously in golden table used for AUX
3572			 * pre-charge settings are now available directly in atom_display_controller_info_v4_5.
3573			 */
3574			break;
3575		}
3576		break;
3577	}
3578
3579	if (!dc_golden_offset)
3580		return NULL;
3581
3582	if (*dc_golden_table_ver != 1)
3583		return NULL;
3584
3585	return GET_IMAGE(struct atom_dc_golden_table_v1,
3586			dc_golden_offset);
3587}
3588
3589static enum bp_result bios_get_atom_dc_golden_table(
3590	struct dc_bios *dcb)
3591{
3592	struct bios_parser *bp = BP_FROM_DCB(dcb);
3593	enum bp_result result = BP_RESULT_OK;
3594	struct atom_dc_golden_table_v1 *atom_dc_golden_table = NULL;
3595	struct atom_common_table_header *header;
3596	struct atom_data_revision tbl_revision;
3597	uint16_t dc_golden_table_ver = 0;
3598
3599	header = GET_IMAGE(struct atom_common_table_header,
3600							DATA_TABLES(dce_info));
3601	if (!header)
3602		return BP_RESULT_UNSUPPORTED;
3603
3604	get_atom_data_table_revision(header, &tbl_revision);
3605
3606	atom_dc_golden_table = bios_get_golden_table(bp,
3607			tbl_revision.major,
3608			tbl_revision.minor,
3609			&dc_golden_table_ver);
3610
3611	if (!atom_dc_golden_table)
3612		return BP_RESULT_UNSUPPORTED;
3613
3614	dcb->golden_table.dc_golden_table_ver = dc_golden_table_ver;
3615	dcb->golden_table.aux_dphy_rx_control0_val = atom_dc_golden_table->aux_dphy_rx_control0_val;
3616	dcb->golden_table.aux_dphy_rx_control1_val = atom_dc_golden_table->aux_dphy_rx_control1_val;
3617	dcb->golden_table.aux_dphy_tx_control_val = atom_dc_golden_table->aux_dphy_tx_control_val;
3618	dcb->golden_table.dc_gpio_aux_ctrl_0_val = atom_dc_golden_table->dc_gpio_aux_ctrl_0_val;
3619	dcb->golden_table.dc_gpio_aux_ctrl_1_val = atom_dc_golden_table->dc_gpio_aux_ctrl_1_val;
3620	dcb->golden_table.dc_gpio_aux_ctrl_2_val = atom_dc_golden_table->dc_gpio_aux_ctrl_2_val;
3621	dcb->golden_table.dc_gpio_aux_ctrl_3_val = atom_dc_golden_table->dc_gpio_aux_ctrl_3_val;
3622	dcb->golden_table.dc_gpio_aux_ctrl_4_val = atom_dc_golden_table->dc_gpio_aux_ctrl_4_val;
3623	dcb->golden_table.dc_gpio_aux_ctrl_5_val = atom_dc_golden_table->dc_gpio_aux_ctrl_5_val;
3624
3625	return result;
3626}
3627
3628
3629static const struct dc_vbios_funcs vbios_funcs = {
3630	.get_connectors_number = bios_parser_get_connectors_number,
3631
3632	.get_connector_id = bios_parser_get_connector_id,
3633
3634	.get_src_obj = bios_parser_get_src_obj,
3635
3636	.get_i2c_info = bios_parser_get_i2c_info,
3637
3638	.get_hpd_info = bios_parser_get_hpd_info,
3639
3640	.get_device_tag = bios_parser_get_device_tag,
3641
3642	.get_spread_spectrum_info = bios_parser_get_spread_spectrum_info,
3643
3644	.get_ss_entry_number = bios_parser_get_ss_entry_number,
3645
3646	.get_embedded_panel_info = bios_parser_get_embedded_panel_info,
3647
3648	.get_gpio_pin_info = bios_parser_get_gpio_pin_info,
3649
3650	.get_encoder_cap_info = bios_parser_get_encoder_cap_info,
3651
3652	.is_device_id_supported = bios_parser_is_device_id_supported,
3653
3654	.is_accelerated_mode = bios_parser_is_accelerated_mode,
3655
3656	.set_scratch_critical_state = bios_parser_set_scratch_critical_state,
3657
3658
3659/*	 COMMANDS */
3660	.encoder_control = bios_parser_encoder_control,
3661
3662	.transmitter_control = bios_parser_transmitter_control,
3663
3664	.enable_crtc = bios_parser_enable_crtc,
3665
3666	.set_pixel_clock = bios_parser_set_pixel_clock,
3667
3668	.set_dce_clock = bios_parser_set_dce_clock,
3669
3670	.program_crtc_timing = bios_parser_program_crtc_timing,
3671
3672	.enable_disp_power_gating = bios_parser_enable_disp_power_gating,
3673
3674	.bios_parser_destroy = firmware_parser_destroy,
3675
3676	.get_board_layout_info = bios_get_board_layout_info,
3677	.pack_data_tables = bios_parser_pack_data_tables,
3678
3679	.get_atom_dc_golden_table = bios_get_atom_dc_golden_table,
3680
3681	.enable_lvtma_control = bios_parser_enable_lvtma_control,
3682
3683	.get_soc_bb_info = bios_parser_get_soc_bb_info,
3684
3685	.get_disp_connector_caps_info = bios_parser_get_disp_connector_caps_info,
3686
3687	.get_lttpr_caps = bios_parser_get_lttpr_caps,
3688
3689	.get_lttpr_interop = bios_parser_get_lttpr_interop,
3690
3691	.get_connector_speed_cap_info = bios_parser_get_connector_speed_cap_info,
3692};
3693
3694static bool bios_parser2_construct(
3695	struct bios_parser *bp,
3696	struct bp_init_data *init,
3697	enum dce_version dce_version)
3698{
3699	uint16_t *rom_header_offset = NULL;
3700	struct atom_rom_header_v2_2 *rom_header = NULL;
3701	struct display_object_info_table_v1_4 *object_info_tbl;
3702	struct atom_data_revision tbl_rev = {0};
3703
3704	if (!init)
3705		return false;
3706
3707	if (!init->bios)
3708		return false;
3709
3710	bp->base.funcs = &vbios_funcs;
3711	bp->base.bios = init->bios;
3712	bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT;
3713
3714	bp->base.ctx = init->ctx;
3715
3716	bp->base.bios_local_image = NULL;
3717
3718	rom_header_offset =
3719			GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER);
3720
3721	if (!rom_header_offset)
3722		return false;
3723
3724	rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset);
3725
3726	if (!rom_header)
3727		return false;
3728
3729	get_atom_data_table_revision(&rom_header->table_header, &tbl_rev);
3730	if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2))
3731		return false;
3732
3733	bp->master_data_tbl =
3734		GET_IMAGE(struct atom_master_data_table_v2_1,
3735				rom_header->masterdatatable_offset);
3736
3737	if (!bp->master_data_tbl)
3738		return false;
3739
3740	bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo);
3741
3742	if (!bp->object_info_tbl_offset)
3743		return false;
3744
3745	object_info_tbl =
3746			GET_IMAGE(struct display_object_info_table_v1_4,
3747						bp->object_info_tbl_offset);
3748
3749	if (!object_info_tbl)
3750		return false;
3751
3752	get_atom_data_table_revision(&object_info_tbl->table_header,
3753		&bp->object_info_tbl.revision);
3754
3755	if (bp->object_info_tbl.revision.major == 1
3756		&& bp->object_info_tbl.revision.minor == 4) {
3757		struct display_object_info_table_v1_4 *tbl_v1_4;
3758
3759		tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4,
3760			bp->object_info_tbl_offset);
3761		if (!tbl_v1_4)
3762			return false;
3763
3764		bp->object_info_tbl.v1_4 = tbl_v1_4;
3765	} else if (bp->object_info_tbl.revision.major == 1
3766		&& bp->object_info_tbl.revision.minor == 5) {
3767		struct display_object_info_table_v1_5 *tbl_v1_5;
3768
3769		tbl_v1_5 = GET_IMAGE(struct display_object_info_table_v1_5,
3770			bp->object_info_tbl_offset);
3771		if (!tbl_v1_5)
3772			return false;
3773
3774		bp->object_info_tbl.v1_5 = tbl_v1_5;
3775	} else {
3776		ASSERT(0);
3777		return false;
3778	}
3779
3780	dal_firmware_parser_init_cmd_tbl(bp);
3781	dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version);
3782
3783	bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base);
3784	bp->base.fw_info_valid = bios_parser_get_firmware_info(&bp->base, &bp->base.fw_info) == BP_RESULT_OK;
3785	bios_parser_get_vram_info(&bp->base, &bp->base.vram_info);
3786	bios_parser_get_soc_bb_info(&bp->base, &bp->base.bb_info);
3787	return true;
3788}
3789
3790struct dc_bios *firmware_parser_create(
3791	struct bp_init_data *init,
3792	enum dce_version dce_version)
3793{
3794	struct bios_parser *bp;
3795
3796	bp = kzalloc(sizeof(struct bios_parser), GFP_KERNEL);
3797	if (!bp)
3798		return NULL;
3799
3800	if (bios_parser2_construct(bp, init, dce_version))
3801		return &bp->base;
3802
3803	kfree(bp);
3804	return NULL;
3805}
3806
3807