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 struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp,
  79		struct atom_display_object_path_v2 *object);
  80
  81static struct atom_encoder_caps_record *get_encoder_cap_record(
  82	struct bios_parser *bp,
  83	struct atom_display_object_path_v2 *object);
  84
  85#define BIOS_IMAGE_SIZE_OFFSET 2
  86#define BIOS_IMAGE_SIZE_UNIT 512
  87
  88#define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table)
  89
  90static void bios_parser2_destruct(struct bios_parser *bp)
  91{
  92	kfree(bp->base.bios_local_image);
  93	kfree(bp->base.integrated_info);
  94}
  95
  96static void firmware_parser_destroy(struct dc_bios **dcb)
  97{
  98	struct bios_parser *bp = BP_FROM_DCB(*dcb);
  99
 100	if (!bp) {
 101		BREAK_TO_DEBUGGER();
 102		return;
 103	}
 104
 105	bios_parser2_destruct(bp);
 106
 107	kfree(bp);
 108	*dcb = NULL;
 109}
 110
 111static void get_atom_data_table_revision(
 112	struct atom_common_table_header *atom_data_tbl,
 113	struct atom_data_revision *tbl_revision)
 114{
 115	if (!tbl_revision)
 116		return;
 117
 118	/* initialize the revision to 0 which is invalid revision */
 119	tbl_revision->major = 0;
 120	tbl_revision->minor = 0;
 121
 122	if (!atom_data_tbl)
 123		return;
 124
 125	tbl_revision->major =
 126			(uint32_t) atom_data_tbl->format_revision & 0x3f;
 127	tbl_revision->minor =
 128			(uint32_t) atom_data_tbl->content_revision & 0x3f;
 129}
 130
 131/* BIOS oject table displaypath is per connector.
 132 * There is extra path not for connector. BIOS fill its encoderid as 0
 133 */
 134static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb)
 135{
 136	struct bios_parser *bp = BP_FROM_DCB(dcb);
 137	unsigned int count = 0;
 138	unsigned int i;
 139
 140	switch (bp->object_info_tbl.revision.minor) {
 141	default:
 142	case 4:
 143		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++)
 144			if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0)
 145				count++;
 146
 147		break;
 148
 149	case 5:
 150		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++)
 151			if (bp->object_info_tbl.v1_5->display_path[i].encoderobjid != 0)
 152				count++;
 153
 154		break;
 155	}
 156	return count;
 157}
 158
 159static struct graphics_object_id bios_parser_get_connector_id(
 160	struct dc_bios *dcb,
 161	uint8_t i)
 162{
 163	struct bios_parser *bp = BP_FROM_DCB(dcb);
 164	struct graphics_object_id object_id = dal_graphics_object_id_init(
 165		0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN);
 166	struct object_info_table *tbl = &bp->object_info_tbl;
 167	struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4;
 168
 169	struct display_object_info_table_v1_5 *v1_5 = tbl->v1_5;
 170
 171	switch (bp->object_info_tbl.revision.minor) {
 172	default:
 173	case 4:
 174		if (v1_4->number_of_path > i) {
 175			/* If display_objid is generic object id,  the encoderObj
 176			 * /extencoderobjId should be 0
 177			 */
 178			if (v1_4->display_path[i].encoderobjid != 0 &&
 179			    v1_4->display_path[i].display_objid != 0)
 180				object_id = object_id_from_bios_object_id(
 181					v1_4->display_path[i].display_objid);
 182		}
 183		break;
 184
 185	case 5:
 186		if (v1_5->number_of_path > i) {
 187			/* If display_objid is generic object id,  the encoderObjId
 188		 * should be 0
 189		 */
 190			if (v1_5->display_path[i].encoderobjid != 0 &&
 191			    v1_5->display_path[i].display_objid != 0)
 192				object_id = object_id_from_bios_object_id(
 193					v1_5->display_path[i].display_objid);
 194		}
 195		break;
 196	}
 197	return object_id;
 198}
 199
 200static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb,
 201	struct graphics_object_id object_id, uint32_t index,
 202	struct graphics_object_id *src_object_id)
 203{
 204	struct bios_parser *bp = BP_FROM_DCB(dcb);
 205	unsigned int i;
 206	enum bp_result bp_result = BP_RESULT_BADINPUT;
 207	struct graphics_object_id obj_id = { 0 };
 208	struct object_info_table *tbl = &bp->object_info_tbl;
 209
 210	if (!src_object_id)
 211		return bp_result;
 212
 213	switch (object_id.type) {
 214	/* Encoder's Source is GPU.  BIOS does not provide GPU, since all
 215	 * displaypaths point to same GPU (0x1100).  Hardcode GPU object type
 216	 */
 217	case OBJECT_TYPE_ENCODER:
 218		/* TODO: since num of src must be less than 2.
 219		 * If found in for loop, should break.
 220		 * DAL2 implementation may be changed too
 221		 */
 222		switch (bp->object_info_tbl.revision.minor) {
 223		default:
 224		case 4:
 225			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 226				obj_id = object_id_from_bios_object_id(
 227					tbl->v1_4->display_path[i].encoderobjid);
 228				if (object_id.type == obj_id.type &&
 229				    object_id.id == obj_id.id &&
 230				    object_id.enum_id == obj_id.enum_id) {
 231					*src_object_id =
 232						object_id_from_bios_object_id(
 233							0x1100);
 234					/* break; */
 235				}
 236			}
 237			bp_result = BP_RESULT_OK;
 238			break;
 239
 240		case 5:
 241			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 242				obj_id = object_id_from_bios_object_id(
 243					tbl->v1_5->display_path[i].encoderobjid);
 244				if (object_id.type == obj_id.type &&
 245				    object_id.id == obj_id.id &&
 246				    object_id.enum_id == obj_id.enum_id) {
 247					*src_object_id =
 248						object_id_from_bios_object_id(
 249							0x1100);
 250					/* break; */
 251				}
 252			}
 253			bp_result = BP_RESULT_OK;
 254			break;
 255		}
 256		break;
 257	case OBJECT_TYPE_CONNECTOR:
 258		switch (bp->object_info_tbl.revision.minor) {
 259		default:
 260		case 4:
 261			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 262				obj_id = object_id_from_bios_object_id(
 263					tbl->v1_4->display_path[i]
 264						.display_objid);
 265
 266				if (object_id.type == obj_id.type &&
 267				    object_id.id == obj_id.id &&
 268				    object_id.enum_id == obj_id.enum_id) {
 269					*src_object_id =
 270						object_id_from_bios_object_id(
 271							tbl->v1_4
 272								->display_path[i]
 273								.encoderobjid);
 274					/* break; */
 275				}
 276			}
 277			bp_result = BP_RESULT_OK;
 278			break;
 279		}
 280		bp_result = BP_RESULT_OK;
 281		break;
 282		case 5:
 283			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 284				obj_id = object_id_from_bios_object_id(
 285								       tbl->v1_5->display_path[i].display_objid);
 286
 287				if (object_id.type == obj_id.type &&
 288				    object_id.id == obj_id.id &&
 289				    object_id.enum_id == obj_id.enum_id) {
 290					*src_object_id = object_id_from_bios_object_id(
 291										       tbl->v1_5->display_path[i].encoderobjid);
 292					/* break; */
 293				}
 294			}
 295		bp_result = BP_RESULT_OK;
 296		break;
 297
 298	default:
 299		bp_result = BP_RESULT_OK;
 300		break;
 301	}
 302
 303	return bp_result;
 304}
 305
 306/* from graphics_object_id, find display path which includes the object_id */
 307static struct atom_display_object_path_v2 *get_bios_object(
 308		struct bios_parser *bp,
 309		struct graphics_object_id id)
 310{
 311	unsigned int i;
 312	struct graphics_object_id obj_id = {0};
 313
 314	switch (id.type) {
 315	case OBJECT_TYPE_ENCODER:
 316		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 317			obj_id = object_id_from_bios_object_id(
 318					bp->object_info_tbl.v1_4->display_path[i].encoderobjid);
 319			if (id.type == obj_id.type && id.id == obj_id.id
 320					&& id.enum_id == obj_id.enum_id)
 321				return &bp->object_info_tbl.v1_4->display_path[i];
 322		}
 323		fallthrough;
 324	case OBJECT_TYPE_CONNECTOR:
 325	case OBJECT_TYPE_GENERIC:
 326		/* Both Generic and Connector Object ID
 327		 * will be stored on display_objid
 328		 */
 329		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 330			obj_id = object_id_from_bios_object_id(
 331					bp->object_info_tbl.v1_4->display_path[i].display_objid);
 332			if (id.type == obj_id.type && id.id == obj_id.id
 333					&& id.enum_id == obj_id.enum_id)
 334				return &bp->object_info_tbl.v1_4->display_path[i];
 335		}
 336		fallthrough;
 337	default:
 338		return NULL;
 339	}
 340}
 341
 342/* from graphics_object_id, find display path which includes the object_id */
 343static struct atom_display_object_path_v3 *get_bios_object_from_path_v3(struct bios_parser *bp,
 344									struct graphics_object_id id)
 345{
 346	unsigned int i;
 347	struct graphics_object_id obj_id = {0};
 348
 349	switch (id.type) {
 350	case OBJECT_TYPE_ENCODER:
 351		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 352			obj_id = object_id_from_bios_object_id(
 353					bp->object_info_tbl.v1_5->display_path[i].encoderobjid);
 354			if (id.type == obj_id.type && id.id == obj_id.id
 355					&& id.enum_id == obj_id.enum_id)
 356				return &bp->object_info_tbl.v1_5->display_path[i];
 357		}
 358	break;
 359
 360	case OBJECT_TYPE_CONNECTOR:
 361	case OBJECT_TYPE_GENERIC:
 362		/* Both Generic and Connector Object ID
 363		 * will be stored on display_objid
 364		 */
 365		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 366			obj_id = object_id_from_bios_object_id(
 367					bp->object_info_tbl.v1_5->display_path[i].display_objid);
 368			if (id.type == obj_id.type && id.id == obj_id.id
 369					&& id.enum_id == obj_id.enum_id)
 370				return &bp->object_info_tbl.v1_5->display_path[i];
 371		}
 372	break;
 373
 374	default:
 375		return NULL;
 376	}
 377
 378	return NULL;
 379}
 380
 381static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb,
 382	struct graphics_object_id id,
 383	struct graphics_object_i2c_info *info)
 384{
 385	uint32_t offset;
 386	struct atom_display_object_path_v2 *object;
 387
 388	struct atom_display_object_path_v3 *object_path_v3;
 389
 390	struct atom_common_record_header *header;
 391	struct atom_i2c_record *record;
 392	struct atom_i2c_record dummy_record = {0};
 393	struct bios_parser *bp = BP_FROM_DCB(dcb);
 394
 395	if (!info)
 396		return BP_RESULT_BADINPUT;
 397
 398	if (id.type == OBJECT_TYPE_GENERIC) {
 399		dummy_record.i2c_id = id.id;
 400
 401		if (get_gpio_i2c_info(bp, &dummy_record, info) == BP_RESULT_OK)
 402			return BP_RESULT_OK;
 403		else
 404			return BP_RESULT_NORECORD;
 405	}
 406
 407	switch (bp->object_info_tbl.revision.minor) {
 408	case 4:
 409	default:
 410		object = get_bios_object(bp, id);
 411
 412		if (!object)
 413			return BP_RESULT_BADINPUT;
 414
 415		offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 416		break;
 417	case 5:
 418		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 419
 420		if (!object_path_v3)
 421			return BP_RESULT_BADINPUT;
 422
 423		offset = object_path_v3->disp_recordoffset + bp->object_info_tbl_offset;
 424		break;
 425	}
 426
 427	for (;;) {
 428		header = GET_IMAGE(struct atom_common_record_header, offset);
 429
 430		if (!header)
 431			return BP_RESULT_BADBIOSTABLE;
 432
 433		if (header->record_type == LAST_RECORD_TYPE ||
 434			!header->record_size)
 435			break;
 436
 437		if (header->record_type == ATOM_I2C_RECORD_TYPE
 438			&& sizeof(struct atom_i2c_record) <=
 439							header->record_size) {
 440			/* get the I2C info */
 441			record = (struct atom_i2c_record *) header;
 442
 443			if (get_gpio_i2c_info(bp, record, info) ==
 444								BP_RESULT_OK)
 445				return BP_RESULT_OK;
 446		}
 447
 448		offset += header->record_size;
 449	}
 450
 451	return BP_RESULT_NORECORD;
 452}
 453
 454static enum bp_result get_gpio_i2c_info(
 455	struct bios_parser *bp,
 456	struct atom_i2c_record *record,
 457	struct graphics_object_i2c_info *info)
 458{
 459	struct atom_gpio_pin_lut_v2_1 *header;
 460	uint32_t count = 0;
 461	unsigned int table_index = 0;
 462	bool find_valid = false;
 463	struct atom_gpio_pin_assignment *pin;
 464
 465	if (!info)
 466		return BP_RESULT_BADINPUT;
 467
 468	/* get the GPIO_I2C info */
 469	if (!DATA_TABLES(gpio_pin_lut))
 470		return BP_RESULT_BADBIOSTABLE;
 471
 472	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 473					DATA_TABLES(gpio_pin_lut));
 474	if (!header)
 475		return BP_RESULT_BADBIOSTABLE;
 476
 477	if (sizeof(struct atom_common_table_header) +
 478			sizeof(struct atom_gpio_pin_assignment)	>
 479			le16_to_cpu(header->table_header.structuresize))
 480		return BP_RESULT_BADBIOSTABLE;
 481
 482	/* TODO: is version change? */
 483	if (header->table_header.content_revision != 1)
 484		return BP_RESULT_UNSUPPORTED;
 485
 486	/* get data count */
 487	count = (le16_to_cpu(header->table_header.structuresize)
 488			- sizeof(struct atom_common_table_header))
 489				/ sizeof(struct atom_gpio_pin_assignment);
 490
 491	pin = (struct atom_gpio_pin_assignment *) header->gpio_pin;
 492
 493	for (table_index = 0; table_index < count; table_index++) {
 494		if (((record->i2c_id & I2C_HW_CAP) 				== (pin->gpio_id & I2C_HW_CAP)) &&
 495		    ((record->i2c_id & I2C_HW_ENGINE_ID_MASK)	== (pin->gpio_id & I2C_HW_ENGINE_ID_MASK)) &&
 496		    ((record->i2c_id & I2C_HW_LANE_MUX) 		== (pin->gpio_id & I2C_HW_LANE_MUX))) {
 497			/* still valid */
 498			find_valid = true;
 499			break;
 500		}
 501		pin = (struct atom_gpio_pin_assignment *)((uint8_t *)pin + sizeof(struct atom_gpio_pin_assignment));
 502	}
 503
 504	/* If we don't find the entry that we are looking for then
 505	 *  we will return BP_Result_BadBiosTable.
 506	 */
 507	if (find_valid == false)
 508		return BP_RESULT_BADBIOSTABLE;
 509
 510	/* get the GPIO_I2C_INFO */
 511	info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false;
 512	info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX;
 513	info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4;
 514	info->i2c_slave_address = record->i2c_slave_addr;
 515
 516	/* TODO: check how to get register offset for en, Y, etc. */
 517	info->gpio_info.clk_a_register_index = le16_to_cpu(pin->data_a_reg_index);
 518	info->gpio_info.clk_a_shift = pin->gpio_bitshift;
 519
 520	return BP_RESULT_OK;
 521}
 522
 523static struct atom_hpd_int_record *get_hpd_record_for_path_v3(struct bios_parser *bp,
 524							      struct atom_display_object_path_v3 *object)
 525{
 526	struct atom_common_record_header *header;
 527	uint32_t offset;
 528
 529	if (!object) {
 530		BREAK_TO_DEBUGGER(); /* Invalid object */
 531		return NULL;
 532	}
 533
 534	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 535
 536	for (;;) {
 537		header = GET_IMAGE(struct atom_common_record_header, offset);
 538
 539		if (!header)
 540			return NULL;
 541
 542		if (header->record_type == ATOM_RECORD_END_TYPE ||
 543			!header->record_size)
 544			break;
 545
 546		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 547			&& sizeof(struct atom_hpd_int_record) <=
 548							header->record_size)
 549			return (struct atom_hpd_int_record *) header;
 550
 551		offset += header->record_size;
 552	}
 553
 554	return NULL;
 555}
 556
 557static enum bp_result bios_parser_get_hpd_info(
 558	struct dc_bios *dcb,
 559	struct graphics_object_id id,
 560	struct graphics_object_hpd_info *info)
 561{
 562	struct bios_parser *bp = BP_FROM_DCB(dcb);
 563	struct atom_display_object_path_v2 *object;
 564	struct atom_display_object_path_v3 *object_path_v3;
 565	struct atom_hpd_int_record *record = NULL;
 566
 567	if (!info)
 568		return BP_RESULT_BADINPUT;
 569
 570	switch (bp->object_info_tbl.revision.minor) {
 571	case 4:
 572	default:
 573		object = get_bios_object(bp, id);
 574
 575		if (!object)
 576			return BP_RESULT_BADINPUT;
 577
 578		record = get_hpd_record(bp, object);
 579		break;
 580	case 5:
 581		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 582
 583		if (!object_path_v3)
 584			return BP_RESULT_BADINPUT;
 585
 586		record = get_hpd_record_for_path_v3(bp, object_path_v3);
 587		break;
 588	}
 589
 590	if (record != NULL) {
 591		info->hpd_int_gpio_uid = record->pin_id;
 592		info->hpd_active = record->plugin_pin_state;
 593		return BP_RESULT_OK;
 594	}
 595
 596	return BP_RESULT_NORECORD;
 597}
 598
 599static struct atom_hpd_int_record *get_hpd_record(
 600	struct bios_parser *bp,
 601	struct atom_display_object_path_v2 *object)
 602{
 603	struct atom_common_record_header *header;
 604	uint32_t offset;
 605
 606	if (!object) {
 607		BREAK_TO_DEBUGGER(); /* Invalid object */
 608		return NULL;
 609	}
 610
 611	offset = le16_to_cpu(object->disp_recordoffset)
 612			+ bp->object_info_tbl_offset;
 613
 614	for (;;) {
 615		header = GET_IMAGE(struct atom_common_record_header, offset);
 616
 617		if (!header)
 618			return NULL;
 619
 620		if (header->record_type == LAST_RECORD_TYPE ||
 621			!header->record_size)
 622			break;
 623
 624		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 625			&& sizeof(struct atom_hpd_int_record) <=
 626							header->record_size)
 627			return (struct atom_hpd_int_record *) header;
 628
 629		offset += header->record_size;
 630	}
 631
 632	return NULL;
 633}
 634
 635/**
 636 * bios_parser_get_gpio_pin_info
 637 * Get GpioPin information of input gpio id
 638 *
 639 * @dcb:     pointer to the DC BIOS
 640 * @gpio_id: GPIO ID
 641 * @info:    GpioPin information structure
 642 * return: Bios parser result code
 643 * note:
 644 *  to get the GPIO PIN INFO, we need:
 645 *  1. get the GPIO_ID from other object table, see GetHPDInfo()
 646 *  2. in DATA_TABLE.GPIO_Pin_LUT, search all records,
 647 *	to get the registerA  offset/mask
 648 */
 649static enum bp_result bios_parser_get_gpio_pin_info(
 650	struct dc_bios *dcb,
 651	uint32_t gpio_id,
 652	struct gpio_pin_info *info)
 653{
 654	struct bios_parser *bp = BP_FROM_DCB(dcb);
 655	struct atom_gpio_pin_lut_v2_1 *header;
 656	uint32_t count = 0;
 657	uint32_t i = 0;
 658
 659	if (!DATA_TABLES(gpio_pin_lut))
 660		return BP_RESULT_BADBIOSTABLE;
 661
 662	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 663						DATA_TABLES(gpio_pin_lut));
 664	if (!header)
 665		return BP_RESULT_BADBIOSTABLE;
 666
 667	if (sizeof(struct atom_common_table_header) +
 668			sizeof(struct atom_gpio_pin_assignment)
 669			> le16_to_cpu(header->table_header.structuresize))
 670		return BP_RESULT_BADBIOSTABLE;
 671
 672	if (header->table_header.content_revision != 1)
 673		return BP_RESULT_UNSUPPORTED;
 674
 675	/* Temporary hard code gpio pin info */
 676	count = (le16_to_cpu(header->table_header.structuresize)
 677			- sizeof(struct atom_common_table_header))
 678				/ sizeof(struct atom_gpio_pin_assignment);
 679	for (i = 0; i < count; ++i) {
 680		if (header->gpio_pin[i].gpio_id != gpio_id)
 681			continue;
 682
 683		info->offset =
 684			(uint32_t) le16_to_cpu(
 685					header->gpio_pin[i].data_a_reg_index);
 686		info->offset_y = info->offset + 2;
 687		info->offset_en = info->offset + 1;
 688		info->offset_mask = info->offset - 1;
 689
 690		info->mask = (uint32_t) (1 <<
 691			header->gpio_pin[i].gpio_bitshift);
 692		info->mask_y = info->mask + 2;
 693		info->mask_en = info->mask + 1;
 694		info->mask_mask = info->mask - 1;
 695
 696		return BP_RESULT_OK;
 697	}
 698
 699	return BP_RESULT_NORECORD;
 700}
 701
 702static struct device_id device_type_from_device_id(uint16_t device_id)
 703{
 704
 705	struct device_id result_device_id;
 706
 707	result_device_id.raw_device_tag = device_id;
 708
 709	switch (device_id) {
 710	case ATOM_DISPLAY_LCD1_SUPPORT:
 711		result_device_id.device_type = DEVICE_TYPE_LCD;
 712		result_device_id.enum_id = 1;
 713		break;
 714
 715	case ATOM_DISPLAY_LCD2_SUPPORT:
 716		result_device_id.device_type = DEVICE_TYPE_LCD;
 717		result_device_id.enum_id = 2;
 718		break;
 719
 720	case ATOM_DISPLAY_DFP1_SUPPORT:
 721		result_device_id.device_type = DEVICE_TYPE_DFP;
 722		result_device_id.enum_id = 1;
 723		break;
 724
 725	case ATOM_DISPLAY_DFP2_SUPPORT:
 726		result_device_id.device_type = DEVICE_TYPE_DFP;
 727		result_device_id.enum_id = 2;
 728		break;
 729
 730	case ATOM_DISPLAY_DFP3_SUPPORT:
 731		result_device_id.device_type = DEVICE_TYPE_DFP;
 732		result_device_id.enum_id = 3;
 733		break;
 734
 735	case ATOM_DISPLAY_DFP4_SUPPORT:
 736		result_device_id.device_type = DEVICE_TYPE_DFP;
 737		result_device_id.enum_id = 4;
 738		break;
 739
 740	case ATOM_DISPLAY_DFP5_SUPPORT:
 741		result_device_id.device_type = DEVICE_TYPE_DFP;
 742		result_device_id.enum_id = 5;
 743		break;
 744
 745	case ATOM_DISPLAY_DFP6_SUPPORT:
 746		result_device_id.device_type = DEVICE_TYPE_DFP;
 747		result_device_id.enum_id = 6;
 748		break;
 749
 750	default:
 751		BREAK_TO_DEBUGGER(); /* Invalid device Id */
 752		result_device_id.device_type = DEVICE_TYPE_UNKNOWN;
 753		result_device_id.enum_id = 0;
 754	}
 755	return result_device_id;
 756}
 757
 758static enum bp_result bios_parser_get_device_tag(
 759	struct dc_bios *dcb,
 760	struct graphics_object_id connector_object_id,
 761	uint32_t device_tag_index,
 762	struct connector_device_tag_info *info)
 763{
 764	struct bios_parser *bp = BP_FROM_DCB(dcb);
 765	struct atom_display_object_path_v2 *object;
 766
 767	struct atom_display_object_path_v3 *object_path_v3;
 768
 769
 770	if (!info)
 771		return BP_RESULT_BADINPUT;
 772
 773	switch (bp->object_info_tbl.revision.minor) {
 774	case 4:
 775	default:
 776	        /* getBiosObject will return MXM object */
 777		object = get_bios_object(bp, connector_object_id);
 778
 779		if (!object) {
 780			BREAK_TO_DEBUGGER(); /* Invalid object id */
 781			return BP_RESULT_BADINPUT;
 782		}
 783
 784		info->acpi_device = 0; /* BIOS no longer provides this */
 785		info->dev_id = device_type_from_device_id(object->device_tag);
 786		break;
 787	case 5:
 788		object_path_v3 = get_bios_object_from_path_v3(bp, connector_object_id);
 789
 790		if (!object_path_v3) {
 791			BREAK_TO_DEBUGGER(); /* Invalid object id */
 792			return BP_RESULT_BADINPUT;
 793		}
 794		info->acpi_device = 0; /* BIOS no longer provides this */
 795		info->dev_id = device_type_from_device_id(object_path_v3->device_tag);
 796		break;
 797	}
 798
 799	return BP_RESULT_OK;
 800}
 801
 802static enum bp_result get_ss_info_v4_1(
 803	struct bios_parser *bp,
 804	uint32_t id,
 805	uint32_t index,
 806	struct spread_spectrum_info *ss_info)
 807{
 808	enum bp_result result = BP_RESULT_OK;
 809	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
 810	struct atom_smu_info_v3_3 *smu_info = NULL;
 811
 812	if (!ss_info)
 813		return BP_RESULT_BADINPUT;
 814
 815	if (!DATA_TABLES(dce_info))
 816		return BP_RESULT_BADBIOSTABLE;
 817
 818	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_1,
 819							DATA_TABLES(dce_info));
 820	if (!disp_cntl_tbl)
 821		return BP_RESULT_BADBIOSTABLE;
 822
 823
 824	ss_info->type.STEP_AND_DELAY_INFO = false;
 825	ss_info->spread_percentage_divider = 1000;
 826	/* BIOS no longer uses target clock.  Always enable for now */
 827	ss_info->target_clock_range = 0xffffffff;
 828
 829	switch (id) {
 830	case AS_SIGNAL_TYPE_DVI:
 831		ss_info->spread_spectrum_percentage =
 832				disp_cntl_tbl->dvi_ss_percentage;
 833		ss_info->spread_spectrum_range =
 834				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 835		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 836			ss_info->type.CENTER_MODE = true;
 837
 838		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 839		break;
 840	case AS_SIGNAL_TYPE_HDMI:
 841		ss_info->spread_spectrum_percentage =
 842				disp_cntl_tbl->hdmi_ss_percentage;
 843		ss_info->spread_spectrum_range =
 844				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 845		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 846			ss_info->type.CENTER_MODE = true;
 847
 848		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 849		break;
 850	/* TODO LVDS not support anymore? */
 851	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 852		ss_info->spread_spectrum_percentage =
 853				disp_cntl_tbl->dp_ss_percentage;
 854		ss_info->spread_spectrum_range =
 855				disp_cntl_tbl->dp_ss_rate_10hz * 10;
 856		if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 857			ss_info->type.CENTER_MODE = true;
 858
 859		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 860		break;
 861	case AS_SIGNAL_TYPE_GPU_PLL:
 862		/* atom_firmware: DAL only get data from dce_info table.
 863		 * if data within smu_info is needed for DAL, VBIOS should
 864		 * copy it into dce_info
 865		 */
 866		result = BP_RESULT_UNSUPPORTED;
 867		break;
 868	case AS_SIGNAL_TYPE_XGMI:
 869		smu_info =  GET_IMAGE(struct atom_smu_info_v3_3,
 870				      DATA_TABLES(smu_info));
 871		if (!smu_info)
 872			return BP_RESULT_BADBIOSTABLE;
 873		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 874		ss_info->spread_spectrum_percentage =
 875				smu_info->waflclk_ss_percentage;
 876		ss_info->spread_spectrum_range =
 877				smu_info->gpuclk_ss_rate_10hz * 10;
 878		if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 879			ss_info->type.CENTER_MODE = true;
 880
 881		DC_LOG_BIOS("AS_SIGNAL_TYPE_XGMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 882		break;
 883	default:
 884		result = BP_RESULT_UNSUPPORTED;
 885	}
 886
 887	return result;
 888}
 889
 890static enum bp_result get_ss_info_v4_2(
 891	struct bios_parser *bp,
 892	uint32_t id,
 893	uint32_t index,
 894	struct spread_spectrum_info *ss_info)
 895{
 896	enum bp_result result = BP_RESULT_OK;
 897	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
 898	struct atom_smu_info_v3_1 *smu_info = NULL;
 899
 900	if (!ss_info)
 901		return BP_RESULT_BADINPUT;
 902
 903	if (!DATA_TABLES(dce_info))
 904		return BP_RESULT_BADBIOSTABLE;
 905
 906	if (!DATA_TABLES(smu_info))
 907		return BP_RESULT_BADBIOSTABLE;
 908
 909	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_2,
 910							DATA_TABLES(dce_info));
 911	if (!disp_cntl_tbl)
 912		return BP_RESULT_BADBIOSTABLE;
 913
 914	smu_info =  GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info));
 915	if (!smu_info)
 916		return BP_RESULT_BADBIOSTABLE;
 917
 918	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 919	ss_info->type.STEP_AND_DELAY_INFO = false;
 920	ss_info->spread_percentage_divider = 1000;
 921	/* BIOS no longer uses target clock.  Always enable for now */
 922	ss_info->target_clock_range = 0xffffffff;
 923
 924	switch (id) {
 925	case AS_SIGNAL_TYPE_DVI:
 926		ss_info->spread_spectrum_percentage =
 927				disp_cntl_tbl->dvi_ss_percentage;
 928		ss_info->spread_spectrum_range =
 929				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 930		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 931			ss_info->type.CENTER_MODE = true;
 932
 933		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 934		break;
 935	case AS_SIGNAL_TYPE_HDMI:
 936		ss_info->spread_spectrum_percentage =
 937				disp_cntl_tbl->hdmi_ss_percentage;
 938		ss_info->spread_spectrum_range =
 939				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 940		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 941			ss_info->type.CENTER_MODE = true;
 942
 943		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 944		break;
 945	/* TODO LVDS not support anymore? */
 946	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 947		ss_info->spread_spectrum_percentage =
 948				smu_info->gpuclk_ss_percentage;
 949		ss_info->spread_spectrum_range =
 950				smu_info->gpuclk_ss_rate_10hz * 10;
 951		if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 952			ss_info->type.CENTER_MODE = true;
 953
 954		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 955		break;
 956	case AS_SIGNAL_TYPE_GPU_PLL:
 957		/* atom_firmware: DAL only get data from dce_info table.
 958		 * if data within smu_info is needed for DAL, VBIOS should
 959		 * copy it into dce_info
 960		 */
 961		result = BP_RESULT_UNSUPPORTED;
 962		break;
 963	default:
 964		result = BP_RESULT_UNSUPPORTED;
 965	}
 966
 967	return result;
 968}
 969
 970static enum bp_result get_ss_info_v4_5(
 971	struct bios_parser *bp,
 972	uint32_t id,
 973	uint32_t index,
 974	struct spread_spectrum_info *ss_info)
 975{
 976	enum bp_result result = BP_RESULT_OK;
 977	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
 978
 979	if (!ss_info)
 980		return BP_RESULT_BADINPUT;
 981
 982	if (!DATA_TABLES(dce_info))
 983		return BP_RESULT_BADBIOSTABLE;
 984
 985	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
 986							DATA_TABLES(dce_info));
 987	if (!disp_cntl_tbl)
 988		return BP_RESULT_BADBIOSTABLE;
 989
 990	ss_info->type.STEP_AND_DELAY_INFO = false;
 991	ss_info->spread_percentage_divider = 1000;
 992	/* BIOS no longer uses target clock.  Always enable for now */
 993	ss_info->target_clock_range = 0xffffffff;
 994
 995	switch (id) {
 996	case AS_SIGNAL_TYPE_DVI:
 997		ss_info->spread_spectrum_percentage =
 998				disp_cntl_tbl->dvi_ss_percentage;
 999		ss_info->spread_spectrum_range =
1000				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
1001		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1002			ss_info->type.CENTER_MODE = true;
1003
1004		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1005		break;
1006	case AS_SIGNAL_TYPE_HDMI:
1007		ss_info->spread_spectrum_percentage =
1008				disp_cntl_tbl->hdmi_ss_percentage;
1009		ss_info->spread_spectrum_range =
1010				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
1011		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1012			ss_info->type.CENTER_MODE = true;
1013
1014		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1015		break;
1016	case AS_SIGNAL_TYPE_DISPLAY_PORT:
1017		if (bp->base.integrated_info) {
1018			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", bp->base.integrated_info->gpuclk_ss_percentage);
1019			ss_info->spread_spectrum_percentage =
1020					bp->base.integrated_info->gpuclk_ss_percentage;
1021			ss_info->type.CENTER_MODE =
1022					bp->base.integrated_info->gpuclk_ss_type;
1023		} else {
1024			ss_info->spread_spectrum_percentage =
1025				disp_cntl_tbl->dp_ss_percentage;
1026			ss_info->spread_spectrum_range =
1027				disp_cntl_tbl->dp_ss_rate_10hz * 10;
1028			if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1029				ss_info->type.CENTER_MODE = true;
1030		}
1031		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1032		break;
1033	case AS_SIGNAL_TYPE_GPU_PLL:
1034		/* atom_smu_info_v4_0 does not have fields for SS for SMU Display PLL anymore.
1035		 * SMU Display PLL supposed to be without spread.
1036		 * Better place for it would be in atom_display_controller_info_v4_5 table.
1037		 */
1038		result = BP_RESULT_UNSUPPORTED;
1039		break;
1040	default:
1041		result = BP_RESULT_UNSUPPORTED;
1042		break;
1043	}
1044
1045	return result;
1046}
1047
1048/**
1049 * bios_parser_get_spread_spectrum_info
1050 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or
1051 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info
1052 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info
1053 * ver 3.1,
1054 * there is only one entry for each signal /ss id.  However, there is
1055 * no planning of supporting multiple spread Sprectum entry for EverGreen
1056 * @dcb:     pointer to the DC BIOS
1057 * @signal:  ASSignalType to be converted to info index
1058 * @index:   number of entries that match the converted info index
1059 * @ss_info: sprectrum information structure,
1060 * return: Bios parser result code
1061 */
1062static enum bp_result bios_parser_get_spread_spectrum_info(
1063	struct dc_bios *dcb,
1064	enum as_signal_type signal,
1065	uint32_t index,
1066	struct spread_spectrum_info *ss_info)
1067{
1068	struct bios_parser *bp = BP_FROM_DCB(dcb);
1069	enum bp_result result = BP_RESULT_UNSUPPORTED;
1070	struct atom_common_table_header *header;
1071	struct atom_data_revision tbl_revision;
1072
1073	if (!ss_info) /* check for bad input */
1074		return BP_RESULT_BADINPUT;
1075
1076	if (!DATA_TABLES(dce_info))
1077		return BP_RESULT_UNSUPPORTED;
1078
1079	header = GET_IMAGE(struct atom_common_table_header,
1080						DATA_TABLES(dce_info));
1081	get_atom_data_table_revision(header, &tbl_revision);
1082
1083	switch (tbl_revision.major) {
1084	case 4:
1085		switch (tbl_revision.minor) {
1086		case 1:
1087			return get_ss_info_v4_1(bp, signal, index, ss_info);
1088		case 2:
1089		case 3:
1090		case 4:
1091			return get_ss_info_v4_2(bp, signal, index, ss_info);
1092		case 5:
1093			return get_ss_info_v4_5(bp, signal, index, ss_info);
1094
1095		default:
1096			ASSERT(0);
1097			break;
1098		}
1099		break;
1100	default:
1101		break;
1102	}
1103	/* there can not be more then one entry for SS Info table */
1104	return result;
1105}
1106
1107static enum bp_result get_soc_bb_info_v4_4(
1108	struct bios_parser *bp,
1109	struct bp_soc_bb_info *soc_bb_info)
1110{
1111	enum bp_result result = BP_RESULT_OK;
1112	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1113
1114	if (!soc_bb_info)
1115		return BP_RESULT_BADINPUT;
1116
1117	if (!DATA_TABLES(dce_info))
1118		return BP_RESULT_BADBIOSTABLE;
1119
1120	if (!DATA_TABLES(smu_info))
1121		return BP_RESULT_BADBIOSTABLE;
1122
1123	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_4,
1124							DATA_TABLES(dce_info));
1125	if (!disp_cntl_tbl)
1126		return BP_RESULT_BADBIOSTABLE;
1127
1128	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1129	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1130	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1131
1132	return result;
1133}
1134
1135static enum bp_result get_soc_bb_info_v4_5(
1136	struct bios_parser *bp,
1137	struct bp_soc_bb_info *soc_bb_info)
1138{
1139	enum bp_result result = BP_RESULT_OK;
1140	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1141
1142	if (!soc_bb_info)
1143		return BP_RESULT_BADINPUT;
1144
1145	if (!DATA_TABLES(dce_info))
1146		return BP_RESULT_BADBIOSTABLE;
1147
1148	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
1149							DATA_TABLES(dce_info));
1150	if (!disp_cntl_tbl)
1151		return BP_RESULT_BADBIOSTABLE;
1152
1153	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1154	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1155	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1156
1157	return result;
1158}
1159
1160static enum bp_result bios_parser_get_soc_bb_info(
1161	struct dc_bios *dcb,
1162	struct bp_soc_bb_info *soc_bb_info)
1163{
1164	struct bios_parser *bp = BP_FROM_DCB(dcb);
1165	enum bp_result result = BP_RESULT_UNSUPPORTED;
1166	struct atom_common_table_header *header;
1167	struct atom_data_revision tbl_revision;
1168
1169	if (!soc_bb_info) /* check for bad input */
1170		return BP_RESULT_BADINPUT;
1171
1172	if (!DATA_TABLES(dce_info))
1173		return BP_RESULT_UNSUPPORTED;
1174
1175	header = GET_IMAGE(struct atom_common_table_header,
1176						DATA_TABLES(dce_info));
1177	get_atom_data_table_revision(header, &tbl_revision);
1178
1179	switch (tbl_revision.major) {
1180	case 4:
1181		switch (tbl_revision.minor) {
1182		case 1:
1183		case 2:
1184		case 3:
1185			break;
1186		case 4:
1187			result = get_soc_bb_info_v4_4(bp, soc_bb_info);
1188			break;
1189		case 5:
1190			result = get_soc_bb_info_v4_5(bp, soc_bb_info);
1191			break;
1192		default:
1193			break;
1194		}
1195		break;
1196	default:
1197		break;
1198	}
1199
1200	return result;
1201}
1202
1203static enum bp_result get_disp_caps_v4_1(
1204	struct bios_parser *bp,
1205	uint8_t *dce_caps)
1206{
1207	enum bp_result result = BP_RESULT_OK;
1208	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
1209
1210	if (!dce_caps)
1211		return BP_RESULT_BADINPUT;
1212
1213	if (!DATA_TABLES(dce_info))
1214		return BP_RESULT_BADBIOSTABLE;
1215
1216	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1,
1217							DATA_TABLES(dce_info));
1218
1219	if (!disp_cntl_tbl)
1220		return BP_RESULT_BADBIOSTABLE;
1221
1222	*dce_caps = disp_cntl_tbl->display_caps;
1223
1224	return result;
1225}
1226
1227static enum bp_result get_disp_caps_v4_2(
1228	struct bios_parser *bp,
1229	uint8_t *dce_caps)
1230{
1231	enum bp_result result = BP_RESULT_OK;
1232	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
1233
1234	if (!dce_caps)
1235		return BP_RESULT_BADINPUT;
1236
1237	if (!DATA_TABLES(dce_info))
1238		return BP_RESULT_BADBIOSTABLE;
1239
1240	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2,
1241							DATA_TABLES(dce_info));
1242
1243	if (!disp_cntl_tbl)
1244		return BP_RESULT_BADBIOSTABLE;
1245
1246	*dce_caps = disp_cntl_tbl->display_caps;
1247
1248	return result;
1249}
1250
1251static enum bp_result get_disp_caps_v4_3(
1252	struct bios_parser *bp,
1253	uint8_t *dce_caps)
1254{
1255	enum bp_result result = BP_RESULT_OK;
1256	struct atom_display_controller_info_v4_3 *disp_cntl_tbl = NULL;
1257
1258	if (!dce_caps)
1259		return BP_RESULT_BADINPUT;
1260
1261	if (!DATA_TABLES(dce_info))
1262		return BP_RESULT_BADBIOSTABLE;
1263
1264	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_3,
1265							DATA_TABLES(dce_info));
1266
1267	if (!disp_cntl_tbl)
1268		return BP_RESULT_BADBIOSTABLE;
1269
1270	*dce_caps = disp_cntl_tbl->display_caps;
1271
1272	return result;
1273}
1274
1275static enum bp_result get_disp_caps_v4_4(
1276	struct bios_parser *bp,
1277	uint8_t *dce_caps)
1278{
1279	enum bp_result result = BP_RESULT_OK;
1280	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1281
1282	if (!dce_caps)
1283		return BP_RESULT_BADINPUT;
1284
1285	if (!DATA_TABLES(dce_info))
1286		return BP_RESULT_BADBIOSTABLE;
1287
1288	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_4,
1289							DATA_TABLES(dce_info));
1290
1291	if (!disp_cntl_tbl)
1292		return BP_RESULT_BADBIOSTABLE;
1293
1294	*dce_caps = disp_cntl_tbl->display_caps;
1295
1296	return result;
1297}
1298
1299static enum bp_result get_disp_caps_v4_5(
1300	struct bios_parser *bp,
1301	uint8_t *dce_caps)
1302{
1303	enum bp_result result = BP_RESULT_OK;
1304	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1305
1306	if (!dce_caps)
1307		return BP_RESULT_BADINPUT;
1308
1309	if (!DATA_TABLES(dce_info))
1310		return BP_RESULT_BADBIOSTABLE;
1311
1312	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_5,
1313							DATA_TABLES(dce_info));
1314
1315	if (!disp_cntl_tbl)
1316		return BP_RESULT_BADBIOSTABLE;
1317
1318	*dce_caps = disp_cntl_tbl->display_caps;
1319
1320	return result;
1321}
1322
1323static enum bp_result bios_parser_get_lttpr_interop(
1324	struct dc_bios *dcb,
1325	uint8_t *dce_caps)
1326{
1327	struct bios_parser *bp = BP_FROM_DCB(dcb);
1328	enum bp_result result = BP_RESULT_UNSUPPORTED;
1329	struct atom_common_table_header *header;
1330	struct atom_data_revision tbl_revision;
1331
1332	if (!DATA_TABLES(dce_info))
1333		return BP_RESULT_UNSUPPORTED;
1334
1335	header = GET_IMAGE(struct atom_common_table_header,
1336						DATA_TABLES(dce_info));
1337	get_atom_data_table_revision(header, &tbl_revision);
1338	switch (tbl_revision.major) {
1339	case 4:
1340		switch (tbl_revision.minor) {
1341		case 1:
1342			result = get_disp_caps_v4_1(bp, dce_caps);
1343			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1344			break;
1345		case 2:
1346			result = get_disp_caps_v4_2(bp, dce_caps);
1347			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1348			break;
1349		case 3:
1350			result = get_disp_caps_v4_3(bp, dce_caps);
1351			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1352			break;
1353		case 4:
1354			result = get_disp_caps_v4_4(bp, dce_caps);
1355			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1356			break;
1357		case 5:
1358			result = get_disp_caps_v4_5(bp, dce_caps);
1359			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1360			break;
1361
1362		default:
1363			break;
1364		}
1365		break;
1366	default:
1367		break;
1368	}
1369	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);
1370	return result;
1371}
1372
1373static enum bp_result bios_parser_get_lttpr_caps(
1374	struct dc_bios *dcb,
1375	uint8_t *dce_caps)
1376{
1377	struct bios_parser *bp = BP_FROM_DCB(dcb);
1378	enum bp_result result = BP_RESULT_UNSUPPORTED;
1379	struct atom_common_table_header *header;
1380	struct atom_data_revision tbl_revision;
1381
1382	if (!DATA_TABLES(dce_info))
1383		return BP_RESULT_UNSUPPORTED;
1384
1385	*dce_caps  = 0;
1386	header = GET_IMAGE(struct atom_common_table_header,
1387						DATA_TABLES(dce_info));
1388	get_atom_data_table_revision(header, &tbl_revision);
1389	switch (tbl_revision.major) {
1390	case 4:
1391		switch (tbl_revision.minor) {
1392		case 1:
1393			result = get_disp_caps_v4_1(bp, dce_caps);
1394			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1395			break;
1396		case 2:
1397			result = get_disp_caps_v4_2(bp, dce_caps);
1398			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1399			break;
1400		case 3:
1401			result = get_disp_caps_v4_3(bp, dce_caps);
1402			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1403			break;
1404		case 4:
1405			result = get_disp_caps_v4_4(bp, dce_caps);
1406			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1407			break;
1408		case 5:
1409			result = get_disp_caps_v4_5(bp, dce_caps);
1410			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1411			break;
1412		default:
1413			break;
1414		}
1415		break;
1416	default:
1417		break;
1418	}
1419	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);
1420	if (dcb->ctx->dc->config.force_bios_enable_lttpr && *dce_caps == 0) {
1421		*dce_caps = 1;
1422		DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: forced enabled");
1423	}
1424	return result;
1425}
1426
1427static enum bp_result get_embedded_panel_info_v2_1(
1428		struct bios_parser *bp,
1429		struct embedded_panel_info *info)
1430{
1431	struct lcd_info_v2_1 *lvds;
1432
1433	if (!info)
1434		return BP_RESULT_BADINPUT;
1435
1436	if (!DATA_TABLES(lcd_info))
1437		return BP_RESULT_UNSUPPORTED;
1438
1439	lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info));
1440
1441	if (!lvds)
1442		return BP_RESULT_BADBIOSTABLE;
1443
1444	/* TODO: previous vv1_3, should v2_1 */
1445	if (!((lvds->table_header.format_revision == 2)
1446			&& (lvds->table_header.content_revision >= 1)))
1447		return BP_RESULT_UNSUPPORTED;
1448
1449	memset(info, 0, sizeof(struct embedded_panel_info));
1450
1451	/* We need to convert from 10KHz units into KHz units */
1452	info->lcd_timing.pixel_clk = le16_to_cpu(lvds->lcd_timing.pixclk) * 10;
1453	/* usHActive does not include borders, according to VBIOS team */
1454	info->lcd_timing.horizontal_addressable = le16_to_cpu(lvds->lcd_timing.h_active);
1455	/* usHBlanking_Time includes borders, so we should really be
1456	 * subtractingborders duing this translation, but LVDS generally
1457	 * doesn't have borders, so we should be okay leaving this as is for
1458	 * now.  May need to revisit if we ever have LVDS with borders
1459	 */
1460	info->lcd_timing.horizontal_blanking_time = le16_to_cpu(lvds->lcd_timing.h_blanking_time);
1461	/* usVActive does not include borders, according to VBIOS team*/
1462	info->lcd_timing.vertical_addressable = le16_to_cpu(lvds->lcd_timing.v_active);
1463	/* usVBlanking_Time includes borders, so we should really be
1464	 * subtracting borders duing this translation, but LVDS generally
1465	 * doesn't have borders, so we should be okay leaving this as is for
1466	 * now. May need to revisit if we ever have LVDS with borders
1467	 */
1468	info->lcd_timing.vertical_blanking_time = le16_to_cpu(lvds->lcd_timing.v_blanking_time);
1469	info->lcd_timing.horizontal_sync_offset = le16_to_cpu(lvds->lcd_timing.h_sync_offset);
1470	info->lcd_timing.horizontal_sync_width = le16_to_cpu(lvds->lcd_timing.h_sync_width);
1471	info->lcd_timing.vertical_sync_offset = le16_to_cpu(lvds->lcd_timing.v_sync_offset);
1472	info->lcd_timing.vertical_sync_width = le16_to_cpu(lvds->lcd_timing.v_syncwidth);
1473	info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border;
1474	info->lcd_timing.vertical_border = lvds->lcd_timing.v_border;
1475
1476	/* not provided by VBIOS */
1477	info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0;
1478
1479	info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
1480			& ATOM_HSYNC_POLARITY);
1481	info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
1482			& ATOM_VSYNC_POLARITY);
1483
1484	/* not provided by VBIOS */
1485	info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0;
1486
1487	info->lcd_timing.misc_info.H_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1488			& ATOM_H_REPLICATIONBY2);
1489	info->lcd_timing.misc_info.V_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1490			& ATOM_V_REPLICATIONBY2);
1491	info->lcd_timing.misc_info.COMPOSITE_SYNC = !!(lvds->lcd_timing.miscinfo
1492			& ATOM_COMPOSITESYNC);
1493	info->lcd_timing.misc_info.INTERLACE = !!(lvds->lcd_timing.miscinfo & ATOM_INTERLACE);
1494
1495	/* not provided by VBIOS*/
1496	info->lcd_timing.misc_info.DOUBLE_CLOCK = 0;
1497	/* not provided by VBIOS*/
1498	info->ss_id = 0;
1499
1500	info->realtek_eDPToLVDS = !!(lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID);
1501
1502	return BP_RESULT_OK;
1503}
1504
1505static enum bp_result bios_parser_get_embedded_panel_info(
1506		struct dc_bios *dcb,
1507		struct embedded_panel_info *info)
1508{
1509	struct bios_parser
1510	*bp = BP_FROM_DCB(dcb);
1511	struct atom_common_table_header *header;
1512	struct atom_data_revision tbl_revision;
1513
1514	if (!DATA_TABLES(lcd_info))
1515		return BP_RESULT_FAILURE;
1516
1517	header = GET_IMAGE(struct atom_common_table_header, DATA_TABLES(lcd_info));
1518
1519	if (!header)
1520		return BP_RESULT_BADBIOSTABLE;
1521
1522	get_atom_data_table_revision(header, &tbl_revision);
1523
1524	switch (tbl_revision.major) {
1525	case 2:
1526		switch (tbl_revision.minor) {
1527		case 1:
1528			return get_embedded_panel_info_v2_1(bp, info);
1529		default:
1530			break;
1531		}
1532		break;
1533	default:
1534		break;
1535	}
1536
1537	return BP_RESULT_FAILURE;
1538}
1539
1540static uint32_t get_support_mask_for_device_id(struct device_id device_id)
1541{
1542	enum dal_device_type device_type = device_id.device_type;
1543	uint32_t enum_id = device_id.enum_id;
1544
1545	switch (device_type) {
1546	case DEVICE_TYPE_LCD:
1547		switch (enum_id) {
1548		case 1:
1549			return ATOM_DISPLAY_LCD1_SUPPORT;
1550		default:
1551			break;
1552		}
1553		break;
1554	case DEVICE_TYPE_DFP:
1555		switch (enum_id) {
1556		case 1:
1557			return ATOM_DISPLAY_DFP1_SUPPORT;
1558		case 2:
1559			return ATOM_DISPLAY_DFP2_SUPPORT;
1560		case 3:
1561			return ATOM_DISPLAY_DFP3_SUPPORT;
1562		case 4:
1563			return ATOM_DISPLAY_DFP4_SUPPORT;
1564		case 5:
1565			return ATOM_DISPLAY_DFP5_SUPPORT;
1566		case 6:
1567			return ATOM_DISPLAY_DFP6_SUPPORT;
1568		default:
1569			break;
1570		}
1571		break;
1572	default:
1573		break;
1574	}
1575
1576	/* Unidentified device ID, return empty support mask. */
1577	return 0;
1578}
1579
1580static bool bios_parser_is_device_id_supported(
1581	struct dc_bios *dcb,
1582	struct device_id id)
1583{
1584	struct bios_parser *bp = BP_FROM_DCB(dcb);
1585
1586	uint32_t mask = get_support_mask_for_device_id(id);
1587
1588	switch (bp->object_info_tbl.revision.minor) {
1589	case 4:
1590	default:
1591		return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & mask) != 0;
1592		break;
1593	case 5:
1594		return (le16_to_cpu(bp->object_info_tbl.v1_5->supporteddevices) & mask) != 0;
1595		break;
1596	}
1597
1598	return false;
1599}
1600
1601static uint32_t bios_parser_get_ss_entry_number(
1602	struct dc_bios *dcb,
1603	enum as_signal_type signal)
1604{
1605	/* TODO: DAL2 atomfirmware implementation does not need this.
1606	 * why DAL3 need this?
1607	 */
1608	return 1;
1609}
1610
1611static enum bp_result bios_parser_transmitter_control(
1612	struct dc_bios *dcb,
1613	struct bp_transmitter_control *cntl)
1614{
1615	struct bios_parser *bp = BP_FROM_DCB(dcb);
1616
1617	if (!bp->cmd_tbl.transmitter_control)
1618		return BP_RESULT_FAILURE;
1619
1620	return bp->cmd_tbl.transmitter_control(bp, cntl);
1621}
1622
1623static enum bp_result bios_parser_encoder_control(
1624	struct dc_bios *dcb,
1625	struct bp_encoder_control *cntl)
1626{
1627	struct bios_parser *bp = BP_FROM_DCB(dcb);
1628
1629	if (!bp->cmd_tbl.dig_encoder_control)
1630		return BP_RESULT_FAILURE;
1631
1632	return bp->cmd_tbl.dig_encoder_control(bp, cntl);
1633}
1634
1635static enum bp_result bios_parser_set_pixel_clock(
1636	struct dc_bios *dcb,
1637	struct bp_pixel_clock_parameters *bp_params)
1638{
1639	struct bios_parser *bp = BP_FROM_DCB(dcb);
1640
1641	if (!bp->cmd_tbl.set_pixel_clock)
1642		return BP_RESULT_FAILURE;
1643
1644	return bp->cmd_tbl.set_pixel_clock(bp, bp_params);
1645}
1646
1647static enum bp_result bios_parser_set_dce_clock(
1648	struct dc_bios *dcb,
1649	struct bp_set_dce_clock_parameters *bp_params)
1650{
1651	struct bios_parser *bp = BP_FROM_DCB(dcb);
1652
1653	if (!bp->cmd_tbl.set_dce_clock)
1654		return BP_RESULT_FAILURE;
1655
1656	return bp->cmd_tbl.set_dce_clock(bp, bp_params);
1657}
1658
1659static enum bp_result bios_parser_program_crtc_timing(
1660	struct dc_bios *dcb,
1661	struct bp_hw_crtc_timing_parameters *bp_params)
1662{
1663	struct bios_parser *bp = BP_FROM_DCB(dcb);
1664
1665	if (!bp->cmd_tbl.set_crtc_timing)
1666		return BP_RESULT_FAILURE;
1667
1668	return bp->cmd_tbl.set_crtc_timing(bp, bp_params);
1669}
1670
1671static enum bp_result bios_parser_enable_crtc(
1672	struct dc_bios *dcb,
1673	enum controller_id id,
1674	bool enable)
1675{
1676	struct bios_parser *bp = BP_FROM_DCB(dcb);
1677
1678	if (!bp->cmd_tbl.enable_crtc)
1679		return BP_RESULT_FAILURE;
1680
1681	return bp->cmd_tbl.enable_crtc(bp, id, enable);
1682}
1683
1684static enum bp_result bios_parser_enable_disp_power_gating(
1685	struct dc_bios *dcb,
1686	enum controller_id controller_id,
1687	enum bp_pipe_control_action action)
1688{
1689	struct bios_parser *bp = BP_FROM_DCB(dcb);
1690
1691	if (!bp->cmd_tbl.enable_disp_power_gating)
1692		return BP_RESULT_FAILURE;
1693
1694	return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id,
1695		action);
1696}
1697
1698static enum bp_result bios_parser_enable_lvtma_control(
1699	struct dc_bios *dcb,
1700	uint8_t uc_pwr_on,
1701	uint8_t pwrseq_instance,
1702	uint8_t bypass_panel_control_wait)
1703{
1704	struct bios_parser *bp = BP_FROM_DCB(dcb);
1705
1706	if (!bp->cmd_tbl.enable_lvtma_control)
1707		return BP_RESULT_FAILURE;
1708
1709	return bp->cmd_tbl.enable_lvtma_control(bp, uc_pwr_on, pwrseq_instance, bypass_panel_control_wait);
1710}
1711
1712static bool bios_parser_is_accelerated_mode(
1713	struct dc_bios *dcb)
1714{
1715	return bios_is_accelerated_mode(dcb);
1716}
1717
1718/**
1719 * bios_parser_set_scratch_critical_state - update critical state bit
1720 *                                          in VBIOS scratch register
1721 *
1722 * @dcb:   pointer to the DC BIO
1723 * @state: set or reset state
1724 */
1725static void bios_parser_set_scratch_critical_state(
1726	struct dc_bios *dcb,
1727	bool state)
1728{
1729	bios_set_scratch_critical_state(dcb, state);
1730}
1731
1732static enum bp_result bios_parser_get_firmware_info(
1733	struct dc_bios *dcb,
1734	struct dc_firmware_info *info)
1735{
1736	struct bios_parser *bp = BP_FROM_DCB(dcb);
1737	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
1738	struct atom_common_table_header *header;
1739
1740	struct atom_data_revision revision;
1741
1742	if (info && DATA_TABLES(firmwareinfo)) {
1743		header = GET_IMAGE(struct atom_common_table_header,
1744				DATA_TABLES(firmwareinfo));
1745		get_atom_data_table_revision(header, &revision);
1746		switch (revision.major) {
1747		case 3:
1748			switch (revision.minor) {
1749			case 1:
1750				result = get_firmware_info_v3_1(bp, info);
1751				break;
1752			case 2:
1753			case 3:
1754				result = get_firmware_info_v3_2(bp, info);
1755				break;
1756			case 4:
1757				result = get_firmware_info_v3_4(bp, info);
1758				break;
 
 
 
1759			default:
1760				break;
1761			}
1762			break;
1763		default:
1764			break;
1765		}
1766	}
1767
1768	return result;
1769}
1770
1771static enum bp_result get_firmware_info_v3_1(
1772	struct bios_parser *bp,
1773	struct dc_firmware_info *info)
1774{
1775	struct atom_firmware_info_v3_1 *firmware_info;
1776	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1777
1778	if (!info)
1779		return BP_RESULT_BADINPUT;
1780
1781	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1,
1782			DATA_TABLES(firmwareinfo));
1783
1784	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1785			DATA_TABLES(dce_info));
1786
1787	if (!firmware_info || !dce_info)
1788		return BP_RESULT_BADBIOSTABLE;
1789
1790	memset(info, 0, sizeof(*info));
1791
1792	/* Pixel clock pll information. */
1793	 /* We need to convert from 10KHz units into KHz units */
1794	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1795	info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10;
1796
1797	 /* 27MHz for Vega10: */
1798	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1799
1800	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1801	if (info->pll_info.crystal_frequency == 0)
1802		info->pll_info.crystal_frequency = 27000;
1803	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1804	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1805	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1806
1807	/* Get GPU PLL VCO Clock */
1808
1809	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1810		/* VBIOS gives in 10KHz */
1811		info->smu_gpu_pll_output_freq =
1812				bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1813	}
1814
1815	info->oem_i2c_present = false;
1816
1817	return BP_RESULT_OK;
1818}
1819
1820static enum bp_result get_firmware_info_v3_2(
1821	struct bios_parser *bp,
1822	struct dc_firmware_info *info)
1823{
1824	struct atom_firmware_info_v3_2 *firmware_info;
1825	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1826	struct atom_common_table_header *header;
1827	struct atom_data_revision revision;
1828	struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL;
1829	struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL;
1830
1831	if (!info)
1832		return BP_RESULT_BADINPUT;
1833
1834	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2,
1835			DATA_TABLES(firmwareinfo));
1836
1837	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1838			DATA_TABLES(dce_info));
1839
1840	if (!firmware_info || !dce_info)
1841		return BP_RESULT_BADBIOSTABLE;
1842
1843	memset(info, 0, sizeof(*info));
1844
1845	header = GET_IMAGE(struct atom_common_table_header,
1846					DATA_TABLES(smu_info));
1847	get_atom_data_table_revision(header, &revision);
1848
1849	if (revision.minor == 2) {
1850		/* Vega12 */
1851		smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2,
1852							DATA_TABLES(smu_info));
1853		if (!smu_info_v3_2)
1854			return BP_RESULT_BADBIOSTABLE;
1855
1856		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_2->gpuclk_ss_percentage);
1857
1858		info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10;
1859	} else if (revision.minor == 3) {
1860		/* Vega20 */
1861		smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3,
1862							DATA_TABLES(smu_info));
1863		if (!smu_info_v3_3)
1864			return BP_RESULT_BADBIOSTABLE;
1865
1866		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_3->gpuclk_ss_percentage);
1867
1868		info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10;
1869	}
1870
1871	 // We need to convert from 10KHz units into KHz units.
1872	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1873
1874	 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */
1875	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1876	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1877	if (info->pll_info.crystal_frequency == 0) {
1878		if (revision.minor == 2)
1879			info->pll_info.crystal_frequency = 27000;
1880		else if (revision.minor == 3)
1881			info->pll_info.crystal_frequency = 100000;
1882	}
1883	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1884	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1885	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1886
1887	/* Get GPU PLL VCO Clock */
1888	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1889		if (revision.minor == 2)
1890			info->smu_gpu_pll_output_freq =
1891					bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1892		else if (revision.minor == 3)
1893			info->smu_gpu_pll_output_freq =
1894					bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10;
1895	}
1896
1897	if (firmware_info->board_i2c_feature_id == 0x2) {
1898		info->oem_i2c_present = true;
1899		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
1900	} else {
1901		info->oem_i2c_present = false;
1902	}
1903
1904	return BP_RESULT_OK;
1905}
1906
1907static enum bp_result get_firmware_info_v3_4(
1908	struct bios_parser *bp,
1909	struct dc_firmware_info *info)
1910{
1911	struct atom_firmware_info_v3_4 *firmware_info;
1912	struct atom_common_table_header *header;
1913	struct atom_data_revision revision;
1914	struct atom_display_controller_info_v4_1 *dce_info_v4_1 = NULL;
1915	struct atom_display_controller_info_v4_4 *dce_info_v4_4 = NULL;
1916
1917	struct atom_smu_info_v3_5 *smu_info_v3_5 = NULL;
1918	struct atom_display_controller_info_v4_5 *dce_info_v4_5 = NULL;
1919	struct atom_smu_info_v4_0 *smu_info_v4_0 = NULL;
1920
1921	if (!info)
1922		return BP_RESULT_BADINPUT;
1923
1924	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_4,
1925			DATA_TABLES(firmwareinfo));
1926
1927	if (!firmware_info)
1928		return BP_RESULT_BADBIOSTABLE;
1929
1930	memset(info, 0, sizeof(*info));
1931
1932	header = GET_IMAGE(struct atom_common_table_header,
1933					DATA_TABLES(dce_info));
1934
1935	get_atom_data_table_revision(header, &revision);
1936
1937	switch (revision.major) {
1938	case 4:
1939		switch (revision.minor) {
1940		case 5:
1941			dce_info_v4_5 = GET_IMAGE(struct atom_display_controller_info_v4_5,
1942							DATA_TABLES(dce_info));
1943
1944			if (!dce_info_v4_5)
1945				return BP_RESULT_BADBIOSTABLE;
1946
1947			 /* 100MHz expected */
1948			info->pll_info.crystal_frequency = dce_info_v4_5->dce_refclk_10khz * 10;
1949			info->dp_phy_ref_clk             = dce_info_v4_5->dpphy_refclk_10khz * 10;
1950			 /* 50MHz expected */
1951			info->i2c_engine_ref_clk         = dce_info_v4_5->i2c_engine_refclk_10khz * 10;
1952
1953			/* For DCN32/321 Display PLL VCO Frequency from dce_info_v4_5 may not be reliable */
1954			break;
1955
1956		case 4:
1957			dce_info_v4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
1958							DATA_TABLES(dce_info));
1959
1960			if (!dce_info_v4_4)
1961				return BP_RESULT_BADBIOSTABLE;
1962
1963			/* 100MHz expected */
1964			info->pll_info.crystal_frequency = dce_info_v4_4->dce_refclk_10khz * 10;
1965			info->dp_phy_ref_clk             = dce_info_v4_4->dpphy_refclk_10khz * 10;
1966			/* 50MHz expected */
1967			info->i2c_engine_ref_clk         = dce_info_v4_4->i2c_engine_refclk_10khz * 10;
1968
1969			/* Get SMU Display PLL VCO Frequency in KHz*/
1970			info->smu_gpu_pll_output_freq =	dce_info_v4_4->dispclk_pll_vco_freq * 10;
1971			break;
1972
1973		default:
1974			/* should not come here, keep as backup, as was before */
1975			dce_info_v4_1 = GET_IMAGE(struct atom_display_controller_info_v4_1,
1976							DATA_TABLES(dce_info));
1977
1978			if (!dce_info_v4_1)
1979				return BP_RESULT_BADBIOSTABLE;
1980
1981			info->pll_info.crystal_frequency = dce_info_v4_1->dce_refclk_10khz * 10;
1982			info->dp_phy_ref_clk             = dce_info_v4_1->dpphy_refclk_10khz * 10;
1983			info->i2c_engine_ref_clk         = dce_info_v4_1->i2c_engine_refclk_10khz * 10;
1984			break;
1985		}
1986		break;
1987
1988	default:
1989		ASSERT(0);
1990		break;
1991	}
1992
1993	header = GET_IMAGE(struct atom_common_table_header,
1994					DATA_TABLES(smu_info));
1995	get_atom_data_table_revision(header, &revision);
1996
1997	switch (revision.major) {
1998	case 3:
1999		switch (revision.minor) {
2000		case 5:
2001			smu_info_v3_5 = GET_IMAGE(struct atom_smu_info_v3_5,
2002							DATA_TABLES(smu_info));
2003
2004			if (!smu_info_v3_5)
2005				return BP_RESULT_BADBIOSTABLE;
2006			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_5->gpuclk_ss_percentage);
2007			info->default_engine_clk = smu_info_v3_5->bootup_dcefclk_10khz * 10;
2008			break;
2009
2010		default:
2011			break;
2012		}
2013		break;
2014
2015	case 4:
2016		switch (revision.minor) {
2017		case 0:
2018			smu_info_v4_0 = GET_IMAGE(struct atom_smu_info_v4_0,
2019							DATA_TABLES(smu_info));
2020
2021			if (!smu_info_v4_0)
2022				return BP_RESULT_BADBIOSTABLE;
2023
2024			/* For DCN32/321 bootup DCFCLK from smu_info_v4_0 may not be reliable */
2025			break;
2026
2027		default:
2028			break;
2029		}
2030		break;
2031
2032	default:
2033		break;
2034	}
2035
2036	 // We need to convert from 10KHz units into KHz units.
2037	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
2038
2039	if (firmware_info->board_i2c_feature_id == 0x2) {
2040		info->oem_i2c_present = true;
2041		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
2042	} else {
2043		info->oem_i2c_present = false;
2044	}
2045
2046	return BP_RESULT_OK;
2047}
2048
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2049static enum bp_result bios_parser_get_encoder_cap_info(
2050	struct dc_bios *dcb,
2051	struct graphics_object_id object_id,
2052	struct bp_encoder_cap_info *info)
2053{
2054	struct bios_parser *bp = BP_FROM_DCB(dcb);
2055	struct atom_display_object_path_v2 *object;
2056	struct atom_encoder_caps_record *record = NULL;
2057
2058	if (!info)
2059		return BP_RESULT_BADINPUT;
2060
2061#if defined(CONFIG_DRM_AMD_DC_FP)
2062	/* encoder cap record not available in v1_5 */
2063	if (bp->object_info_tbl.revision.minor == 5)
2064		return BP_RESULT_NORECORD;
2065#endif
2066
2067	object = get_bios_object(bp, object_id);
2068
2069	if (!object)
2070		return BP_RESULT_BADINPUT;
2071
2072	record = get_encoder_cap_record(bp, object);
2073	if (!record)
2074		return BP_RESULT_NORECORD;
2075	DC_LOG_BIOS("record->encodercaps 0x%x for object_id 0x%x", record->encodercaps, object_id.id);
2076
2077	info->DP_HBR2_CAP = (record->encodercaps &
2078			ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0;
2079	info->DP_HBR2_EN = (record->encodercaps &
2080			ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0;
2081	info->DP_HBR3_EN = (record->encodercaps &
2082			ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0;
2083	info->HDMI_6GB_EN = (record->encodercaps &
2084			ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0;
2085	info->IS_DP2_CAPABLE = (record->encodercaps &
2086			ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0;
2087	info->DP_UHBR10_EN = (record->encodercaps &
2088			ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0;
2089	info->DP_UHBR13_5_EN = (record->encodercaps &
2090			ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0;
2091	info->DP_UHBR20_EN = (record->encodercaps &
2092			ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0;
2093	info->DP_IS_USB_C = (record->encodercaps &
2094			ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0;
2095	DC_LOG_BIOS("\t info->DP_IS_USB_C %d", info->DP_IS_USB_C);
2096
2097	return BP_RESULT_OK;
2098}
2099
2100
2101static struct atom_encoder_caps_record *get_encoder_cap_record(
2102	struct bios_parser *bp,
2103	struct atom_display_object_path_v2 *object)
2104{
2105	struct atom_common_record_header *header;
2106	uint32_t offset;
2107
2108	if (!object) {
2109		BREAK_TO_DEBUGGER(); /* Invalid object */
2110		return NULL;
2111	}
2112
2113	offset = object->encoder_recordoffset + bp->object_info_tbl_offset;
2114
2115	for (;;) {
2116		header = GET_IMAGE(struct atom_common_record_header, offset);
2117
2118		if (!header)
2119			return NULL;
2120
2121		offset += header->record_size;
2122
2123		if (header->record_type == LAST_RECORD_TYPE ||
2124				!header->record_size)
2125			break;
2126
2127		if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE)
2128			continue;
2129
2130		if (sizeof(struct atom_encoder_caps_record) <=
2131							header->record_size)
2132			return (struct atom_encoder_caps_record *)header;
2133	}
2134
2135	return NULL;
2136}
2137
2138static struct atom_disp_connector_caps_record *get_disp_connector_caps_record(
2139	struct bios_parser *bp,
2140	struct atom_display_object_path_v2 *object)
2141{
2142	struct atom_common_record_header *header;
2143	uint32_t offset;
2144
2145	if (!object) {
2146		BREAK_TO_DEBUGGER(); /* Invalid object */
2147		return NULL;
2148	}
2149
2150	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2151
2152	for (;;) {
2153		header = GET_IMAGE(struct atom_common_record_header, offset);
2154
2155		if (!header)
2156			return NULL;
2157
2158		offset += header->record_size;
2159
2160		if (header->record_type == LAST_RECORD_TYPE ||
2161				!header->record_size)
2162			break;
2163
2164		if (header->record_type != ATOM_DISP_CONNECTOR_CAPS_RECORD_TYPE)
2165			continue;
2166
2167		if (sizeof(struct atom_disp_connector_caps_record) <=
2168							header->record_size)
2169			return (struct atom_disp_connector_caps_record *)header;
2170	}
2171
2172	return NULL;
2173}
2174
2175static struct atom_connector_caps_record *get_connector_caps_record(struct bios_parser *bp,
2176								    struct atom_display_object_path_v3 *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->disp_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 == ATOM_RECORD_END_TYPE ||
2197				!header->record_size)
2198			break;
2199
2200		if (header->record_type != ATOM_CONNECTOR_CAP_RECORD_TYPE)
2201			continue;
2202
2203		if (sizeof(struct atom_connector_caps_record) <= header->record_size)
2204			return (struct atom_connector_caps_record *)header;
2205	}
2206
2207	return NULL;
2208}
2209
2210static enum bp_result bios_parser_get_disp_connector_caps_info(
2211	struct dc_bios *dcb,
2212	struct graphics_object_id object_id,
2213	struct bp_disp_connector_caps_info *info)
2214{
2215	struct bios_parser *bp = BP_FROM_DCB(dcb);
2216	struct atom_display_object_path_v2 *object;
2217	struct atom_display_object_path_v3 *object_path_v3;
2218	struct atom_connector_caps_record *record_path_v3;
2219	struct atom_disp_connector_caps_record *record = NULL;
2220
2221	if (!info)
2222		return BP_RESULT_BADINPUT;
2223
2224	switch (bp->object_info_tbl.revision.minor) {
2225	case 4:
2226		default:
2227			object = get_bios_object(bp, object_id);
2228
2229			if (!object)
2230				return BP_RESULT_BADINPUT;
2231
2232			record = get_disp_connector_caps_record(bp, object);
2233			if (!record)
2234				return BP_RESULT_NORECORD;
2235
2236			info->INTERNAL_DISPLAY =
2237				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY) ? 1 : 0;
2238			info->INTERNAL_DISPLAY_BL =
2239				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL) ? 1 : 0;
2240			break;
2241	case 5:
2242		object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2243
2244		if (!object_path_v3)
2245			return BP_RESULT_BADINPUT;
2246
2247		record_path_v3 = get_connector_caps_record(bp, object_path_v3);
2248		if (!record_path_v3)
2249			return BP_RESULT_NORECORD;
2250
2251		info->INTERNAL_DISPLAY = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY)
2252									? 1 : 0;
2253		info->INTERNAL_DISPLAY_BL = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL)
2254										? 1 : 0;
2255		break;
2256	}
2257
2258	return BP_RESULT_OK;
2259}
2260
2261static struct atom_connector_speed_record *get_connector_speed_cap_record(struct bios_parser *bp,
2262									  struct atom_display_object_path_v3 *object)
2263{
2264	struct atom_common_record_header *header;
2265	uint32_t offset;
2266
2267	if (!object) {
2268		BREAK_TO_DEBUGGER(); /* Invalid object */
2269		return NULL;
2270	}
2271
2272	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2273
2274	for (;;) {
2275		header = GET_IMAGE(struct atom_common_record_header, offset);
2276
2277		if (!header)
2278			return NULL;
2279
2280		offset += header->record_size;
2281
2282		if (header->record_type == ATOM_RECORD_END_TYPE ||
2283				!header->record_size)
2284			break;
2285
2286		if (header->record_type != ATOM_CONNECTOR_SPEED_UPTO)
2287			continue;
2288
2289		if (sizeof(struct atom_connector_speed_record) <= header->record_size)
2290			return (struct atom_connector_speed_record *)header;
2291	}
2292
2293	return NULL;
2294}
2295
2296static enum bp_result bios_parser_get_connector_speed_cap_info(
2297	struct dc_bios *dcb,
2298	struct graphics_object_id object_id,
2299	struct bp_connector_speed_cap_info *info)
2300{
2301	struct bios_parser *bp = BP_FROM_DCB(dcb);
2302	struct atom_display_object_path_v3 *object_path_v3;
2303	//struct atom_connector_speed_record *record = NULL;
2304	struct atom_connector_speed_record *record;
2305
2306	if (!info)
2307		return BP_RESULT_BADINPUT;
2308
2309	object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2310
2311	if (!object_path_v3)
2312		return BP_RESULT_BADINPUT;
2313
2314	record = get_connector_speed_cap_record(bp, object_path_v3);
2315	if (!record)
2316		return BP_RESULT_NORECORD;
2317
2318	info->DP_HBR2_EN = (record->connector_max_speed >= 5400) ? 1 : 0;
2319	info->DP_HBR3_EN = (record->connector_max_speed >= 8100) ? 1 : 0;
2320	info->HDMI_6GB_EN = (record->connector_max_speed >= 5940) ? 1 : 0;
2321	info->DP_UHBR10_EN = (record->connector_max_speed >= 10000) ? 1 : 0;
2322	info->DP_UHBR13_5_EN = (record->connector_max_speed >= 13500) ? 1 : 0;
2323	info->DP_UHBR20_EN = (record->connector_max_speed >= 20000) ? 1 : 0;
2324	return BP_RESULT_OK;
2325}
2326
2327static enum bp_result get_vram_info_v23(
2328	struct bios_parser *bp,
2329	struct dc_vram_info *info)
2330{
2331	struct atom_vram_info_header_v2_3 *info_v23;
2332	static enum bp_result result = BP_RESULT_OK;
2333
2334	info_v23 = GET_IMAGE(struct atom_vram_info_header_v2_3,
2335						DATA_TABLES(vram_info));
2336
2337	if (info_v23 == NULL)
2338		return BP_RESULT_BADBIOSTABLE;
2339
2340	info->num_chans = info_v23->vram_module[0].channel_num;
2341	info->dram_channel_width_bytes = (1 << info_v23->vram_module[0].channel_width) / 8;
2342
2343	return result;
2344}
2345
2346static enum bp_result get_vram_info_v24(
2347	struct bios_parser *bp,
2348	struct dc_vram_info *info)
2349{
2350	struct atom_vram_info_header_v2_4 *info_v24;
2351	static enum bp_result result = BP_RESULT_OK;
2352
2353	info_v24 = GET_IMAGE(struct atom_vram_info_header_v2_4,
2354						DATA_TABLES(vram_info));
2355
2356	if (info_v24 == NULL)
2357		return BP_RESULT_BADBIOSTABLE;
2358
2359	info->num_chans = info_v24->vram_module[0].channel_num;
2360	info->dram_channel_width_bytes = (1 << info_v24->vram_module[0].channel_width) / 8;
2361
2362	return result;
2363}
2364
2365static enum bp_result get_vram_info_v25(
2366	struct bios_parser *bp,
2367	struct dc_vram_info *info)
2368{
2369	struct atom_vram_info_header_v2_5 *info_v25;
2370	static enum bp_result result = BP_RESULT_OK;
2371
2372	info_v25 = GET_IMAGE(struct atom_vram_info_header_v2_5,
2373						DATA_TABLES(vram_info));
2374
2375	if (info_v25 == NULL)
2376		return BP_RESULT_BADBIOSTABLE;
2377
2378	info->num_chans = info_v25->vram_module[0].channel_num;
2379	info->dram_channel_width_bytes = (1 << info_v25->vram_module[0].channel_width) / 8;
2380
2381	return result;
2382}
2383
2384static enum bp_result get_vram_info_v30(
2385	struct bios_parser *bp,
2386	struct dc_vram_info *info)
2387{
2388	struct atom_vram_info_header_v3_0 *info_v30;
2389	enum bp_result result = BP_RESULT_OK;
2390
2391	info_v30 = GET_IMAGE(struct atom_vram_info_header_v3_0,
2392						DATA_TABLES(vram_info));
2393
2394	if (info_v30 == NULL)
2395		return BP_RESULT_BADBIOSTABLE;
2396
2397	info->num_chans = info_v30->channel_num;
2398	info->dram_channel_width_bytes = (1 << info_v30->channel_width) / 8;
2399
2400	return result;
2401}
2402
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2403/*
2404 * get_integrated_info_v11
2405 *
2406 * @brief
2407 * Get V8 integrated BIOS information
2408 *
2409 * @param
2410 * bios_parser *bp - [in]BIOS parser handler to get master data table
2411 * integrated_info *info - [out] store and output integrated info
2412 *
2413 * @return
2414 * static enum bp_result - BP_RESULT_OK if information is available,
2415 *                  BP_RESULT_BADBIOSTABLE otherwise.
2416 */
2417static enum bp_result get_integrated_info_v11(
2418	struct bios_parser *bp,
2419	struct integrated_info *info)
2420{
2421	struct atom_integrated_system_info_v1_11 *info_v11;
2422	uint32_t i;
2423
2424	info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11,
2425					DATA_TABLES(integratedsysteminfo));
2426
2427	if (info_v11 == NULL)
2428		return BP_RESULT_BADBIOSTABLE;
2429
2430	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v11->gpuclk_ss_percentage);
2431
2432	info->gpu_cap_info =
2433	le32_to_cpu(info_v11->gpucapinfo);
2434	/*
2435	* system_config: Bit[0] = 0 : PCIE power gating disabled
2436	*                       = 1 : PCIE power gating enabled
2437	*                Bit[1] = 0 : DDR-PLL shut down disabled
2438	*                       = 1 : DDR-PLL shut down enabled
2439	*                Bit[2] = 0 : DDR-PLL power down disabled
2440	*                       = 1 : DDR-PLL power down enabled
2441	*/
2442	info->system_config = le32_to_cpu(info_v11->system_config);
2443	info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo);
2444	info->memory_type = info_v11->memorytype;
2445	info->ma_channel_number = info_v11->umachannelnumber;
2446	info->lvds_ss_percentage =
2447	le16_to_cpu(info_v11->lvds_ss_percentage);
2448	info->dp_ss_control =
2449	le16_to_cpu(info_v11->reserved1);
2450	info->lvds_sspread_rate_in_10hz =
2451	le16_to_cpu(info_v11->lvds_ss_rate_10hz);
2452	info->hdmi_ss_percentage =
2453	le16_to_cpu(info_v11->hdmi_ss_percentage);
2454	info->hdmi_sspread_rate_in_10hz =
2455	le16_to_cpu(info_v11->hdmi_ss_rate_10hz);
2456	info->dvi_ss_percentage =
2457	le16_to_cpu(info_v11->dvi_ss_percentage);
2458	info->dvi_sspread_rate_in_10_hz =
2459	le16_to_cpu(info_v11->dvi_ss_rate_10hz);
2460	info->lvds_misc = info_v11->lvds_misc;
2461	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2462		info->ext_disp_conn_info.gu_id[i] =
2463				info_v11->extdispconninfo.guid[i];
2464	}
2465
2466	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2467		info->ext_disp_conn_info.path[i].device_connector_id =
2468		object_id_from_bios_object_id(
2469		le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid));
2470
2471		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2472		object_id_from_bios_object_id(
2473			le16_to_cpu(
2474			info_v11->extdispconninfo.path[i].ext_encoder_objid));
2475
2476		info->ext_disp_conn_info.path[i].device_tag =
2477			le16_to_cpu(
2478				info_v11->extdispconninfo.path[i].device_tag);
2479		info->ext_disp_conn_info.path[i].device_acpi_enum =
2480		le16_to_cpu(
2481			info_v11->extdispconninfo.path[i].device_acpi_enum);
2482		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2483			info_v11->extdispconninfo.path[i].auxddclut_index;
2484		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2485			info_v11->extdispconninfo.path[i].hpdlut_index;
2486		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2487			info_v11->extdispconninfo.path[i].channelmapping;
2488		info->ext_disp_conn_info.path[i].caps =
2489				le16_to_cpu(info_v11->extdispconninfo.path[i].caps);
2490	}
2491	info->ext_disp_conn_info.checksum =
2492	info_v11->extdispconninfo.checksum;
2493
2494	info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr;
2495	info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum;
2496	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2497		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2498				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2499		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2500				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2501	}
2502	info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum;
2503	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2504		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2505				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2506		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2507				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2508	}
2509
2510	info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr;
2511	info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum;
2512	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2513		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2514				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2515		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2516				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2517	}
2518	info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum;
2519	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2520		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2521				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2522		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2523				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2524	}
2525
2526	info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr;
2527	info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum;
2528	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2529		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2530				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2531		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2532				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2533	}
2534	info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum;
2535	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2536		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2537				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2538		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2539				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2540	}
2541
2542	info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr;
2543	info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum;
2544	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2545		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2546				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2547		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2548				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2549	}
2550	info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum;
2551	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2552		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2553				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2554		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2555				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2556	}
2557
2558
2559	/** TODO - review **/
2560	#if 0
2561	info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock)
2562									* 10;
2563	info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10;
2564	info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10;
2565
2566	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
2567		/* Convert [10KHz] into [KHz] */
2568		info->disp_clk_voltage[i].max_supported_clk =
2569		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].
2570			ulMaximumSupportedCLK) * 10;
2571		info->disp_clk_voltage[i].voltage_index =
2572		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex);
2573	}
2574
2575	info->boot_up_req_display_vector =
2576			le32_to_cpu(info_v11->ulBootUpReqDisplayVector);
2577	info->boot_up_nb_voltage =
2578			le16_to_cpu(info_v11->usBootUpNBVoltage);
2579	info->ext_disp_conn_info_offset =
2580			le16_to_cpu(info_v11->usExtDispConnInfoOffset);
2581	info->gmc_restore_reset_time =
2582			le32_to_cpu(info_v11->ulGMCRestoreResetTime);
2583	info->minimum_n_clk =
2584			le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]);
2585	for (i = 1; i < 4; ++i)
2586		info->minimum_n_clk =
2587				info->minimum_n_clk <
2588				le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ?
2589				info->minimum_n_clk : le32_to_cpu(
2590					info_v11->ulNbpStateNClkFreq[i]);
2591
2592	info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk);
2593	info->ddr_dll_power_up_time =
2594	    le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime);
2595	info->ddr_pll_power_up_time =
2596		le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime);
2597	info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType);
2598	info->max_lvds_pclk_freq_in_single_link =
2599		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2600	info->max_lvds_pclk_freq_in_single_link =
2601		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2602	info->lvds_pwr_on_seq_dig_on_to_de_in_4ms =
2603		info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms;
2604	info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms =
2605		info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms;
2606	info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms =
2607		info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms;
2608	info->lvds_pwr_off_seq_vary_bl_to_de_in4ms =
2609		info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms;
2610	info->lvds_pwr_off_seq_de_to_dig_on_in4ms =
2611		info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms;
2612	info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms =
2613		info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms;
2614	info->lvds_off_to_on_delay_in_4ms =
2615		info_v11->ucLVDSOffToOnDelay_in4Ms;
2616	info->lvds_bit_depth_control_val =
2617		le32_to_cpu(info_v11->ulLCDBitDepthControlVal);
2618
2619	for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) {
2620		/* Convert [10KHz] into [KHz] */
2621		info->avail_s_clk[i].supported_s_clk =
2622			le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK)
2623									* 10;
2624		info->avail_s_clk[i].voltage_index =
2625			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex);
2626		info->avail_s_clk[i].voltage_id =
2627			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID);
2628	}
2629	#endif /* TODO*/
2630
2631	return BP_RESULT_OK;
2632}
2633
2634static enum bp_result get_integrated_info_v2_1(
2635	struct bios_parser *bp,
2636	struct integrated_info *info)
2637{
2638	struct atom_integrated_system_info_v2_1 *info_v2_1;
2639	uint32_t i;
2640
2641	info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1,
2642					DATA_TABLES(integratedsysteminfo));
2643
2644	if (info_v2_1 == NULL)
2645		return BP_RESULT_BADBIOSTABLE;
2646
2647	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_1->gpuclk_ss_percentage);
2648
2649	info->gpu_cap_info =
2650	le32_to_cpu(info_v2_1->gpucapinfo);
2651	/*
2652	* system_config: Bit[0] = 0 : PCIE power gating disabled
2653	*                       = 1 : PCIE power gating enabled
2654	*                Bit[1] = 0 : DDR-PLL shut down disabled
2655	*                       = 1 : DDR-PLL shut down enabled
2656	*                Bit[2] = 0 : DDR-PLL power down disabled
2657	*                       = 1 : DDR-PLL power down enabled
2658	*/
2659	info->system_config = le32_to_cpu(info_v2_1->system_config);
2660	info->cpu_cap_info = le32_to_cpu(info_v2_1->cpucapinfo);
2661	info->memory_type = info_v2_1->memorytype;
2662	info->ma_channel_number = info_v2_1->umachannelnumber;
2663	info->dp_ss_control =
2664		le16_to_cpu(info_v2_1->reserved1);
2665
2666	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2667		info->ext_disp_conn_info.gu_id[i] =
2668				info_v2_1->extdispconninfo.guid[i];
2669	}
2670
2671	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2672		info->ext_disp_conn_info.path[i].device_connector_id =
2673		object_id_from_bios_object_id(
2674		le16_to_cpu(info_v2_1->extdispconninfo.path[i].connectorobjid));
2675
2676		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2677		object_id_from_bios_object_id(
2678			le16_to_cpu(
2679			info_v2_1->extdispconninfo.path[i].ext_encoder_objid));
2680
2681		info->ext_disp_conn_info.path[i].device_tag =
2682			le16_to_cpu(
2683				info_v2_1->extdispconninfo.path[i].device_tag);
2684		info->ext_disp_conn_info.path[i].device_acpi_enum =
2685		le16_to_cpu(
2686			info_v2_1->extdispconninfo.path[i].device_acpi_enum);
2687		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2688			info_v2_1->extdispconninfo.path[i].auxddclut_index;
2689		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2690			info_v2_1->extdispconninfo.path[i].hpdlut_index;
2691		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2692			info_v2_1->extdispconninfo.path[i].channelmapping;
2693		info->ext_disp_conn_info.path[i].caps =
2694				le16_to_cpu(info_v2_1->extdispconninfo.path[i].caps);
2695	}
2696
2697	info->ext_disp_conn_info.checksum =
2698		info_v2_1->extdispconninfo.checksum;
2699	info->dp0_ext_hdmi_slv_addr = info_v2_1->dp0_retimer_set.HdmiSlvAddr;
2700	info->dp0_ext_hdmi_reg_num = info_v2_1->dp0_retimer_set.HdmiRegNum;
2701	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2702		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2703				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2704		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2705				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2706	}
2707	info->dp0_ext_hdmi_6g_reg_num = info_v2_1->dp0_retimer_set.Hdmi6GRegNum;
2708	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2709		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2710				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2711		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2712				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2713	}
2714	info->dp1_ext_hdmi_slv_addr = info_v2_1->dp1_retimer_set.HdmiSlvAddr;
2715	info->dp1_ext_hdmi_reg_num = info_v2_1->dp1_retimer_set.HdmiRegNum;
2716	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2717		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2718				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2719		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2720				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2721	}
2722	info->dp1_ext_hdmi_6g_reg_num = info_v2_1->dp1_retimer_set.Hdmi6GRegNum;
2723	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2724		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2725				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2726		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2727				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2728	}
2729	info->dp2_ext_hdmi_slv_addr = info_v2_1->dp2_retimer_set.HdmiSlvAddr;
2730	info->dp2_ext_hdmi_reg_num = info_v2_1->dp2_retimer_set.HdmiRegNum;
2731	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2732		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2733				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2734		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2735				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2736	}
2737	info->dp2_ext_hdmi_6g_reg_num = info_v2_1->dp2_retimer_set.Hdmi6GRegNum;
2738	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2739		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2740				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2741		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2742				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2743	}
2744	info->dp3_ext_hdmi_slv_addr = info_v2_1->dp3_retimer_set.HdmiSlvAddr;
2745	info->dp3_ext_hdmi_reg_num = info_v2_1->dp3_retimer_set.HdmiRegNum;
2746	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2747		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2748				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2749		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2750				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2751	}
2752	info->dp3_ext_hdmi_6g_reg_num = info_v2_1->dp3_retimer_set.Hdmi6GRegNum;
2753	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2754		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2755				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2756		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2757				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2758	}
2759
2760	info->edp1_info.edp_backlight_pwm_hz =
2761	le16_to_cpu(info_v2_1->edp1_info.edp_backlight_pwm_hz);
2762	info->edp1_info.edp_ss_percentage =
2763	le16_to_cpu(info_v2_1->edp1_info.edp_ss_percentage);
2764	info->edp1_info.edp_ss_rate_10hz =
2765	le16_to_cpu(info_v2_1->edp1_info.edp_ss_rate_10hz);
2766	info->edp1_info.edp_pwr_on_off_delay =
2767		info_v2_1->edp1_info.edp_pwr_on_off_delay;
2768	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2769		info_v2_1->edp1_info.edp_pwr_on_vary_bl_to_blon;
2770	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2771		info_v2_1->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2772	info->edp1_info.edp_panel_bpc =
2773		info_v2_1->edp1_info.edp_panel_bpc;
2774	info->edp1_info.edp_bootup_bl_level = info_v2_1->edp1_info.edp_bootup_bl_level;
2775
2776	info->edp2_info.edp_backlight_pwm_hz =
2777	le16_to_cpu(info_v2_1->edp2_info.edp_backlight_pwm_hz);
2778	info->edp2_info.edp_ss_percentage =
2779	le16_to_cpu(info_v2_1->edp2_info.edp_ss_percentage);
2780	info->edp2_info.edp_ss_rate_10hz =
2781	le16_to_cpu(info_v2_1->edp2_info.edp_ss_rate_10hz);
2782	info->edp2_info.edp_pwr_on_off_delay =
2783		info_v2_1->edp2_info.edp_pwr_on_off_delay;
2784	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2785		info_v2_1->edp2_info.edp_pwr_on_vary_bl_to_blon;
2786	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2787		info_v2_1->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2788	info->edp2_info.edp_panel_bpc =
2789		info_v2_1->edp2_info.edp_panel_bpc;
2790	info->edp2_info.edp_bootup_bl_level =
2791		info_v2_1->edp2_info.edp_bootup_bl_level;
2792
2793	return BP_RESULT_OK;
2794}
2795
2796static enum bp_result get_integrated_info_v2_2(
2797	struct bios_parser *bp,
2798	struct integrated_info *info)
2799{
2800	struct atom_integrated_system_info_v2_2 *info_v2_2;
2801	uint32_t i;
2802
2803	info_v2_2 = GET_IMAGE(struct atom_integrated_system_info_v2_2,
2804					DATA_TABLES(integratedsysteminfo));
2805
2806	if (info_v2_2 == NULL)
2807		return BP_RESULT_BADBIOSTABLE;
2808
2809	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_2->gpuclk_ss_percentage);
2810
2811	info->gpu_cap_info =
2812	le32_to_cpu(info_v2_2->gpucapinfo);
2813	/*
2814	* system_config: Bit[0] = 0 : PCIE power gating disabled
2815	*                       = 1 : PCIE power gating enabled
2816	*                Bit[1] = 0 : DDR-PLL shut down disabled
2817	*                       = 1 : DDR-PLL shut down enabled
2818	*                Bit[2] = 0 : DDR-PLL power down disabled
2819	*                       = 1 : DDR-PLL power down enabled
2820	*/
2821	info->system_config = le32_to_cpu(info_v2_2->system_config);
2822	info->cpu_cap_info = le32_to_cpu(info_v2_2->cpucapinfo);
2823	info->memory_type = info_v2_2->memorytype;
2824	info->ma_channel_number = info_v2_2->umachannelnumber;
2825	info->dp_ss_control =
2826		le16_to_cpu(info_v2_2->reserved1);
2827	info->gpuclk_ss_percentage = info_v2_2->gpuclk_ss_percentage;
2828	info->gpuclk_ss_type = info_v2_2->gpuclk_ss_type;
2829
2830	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2831		info->ext_disp_conn_info.gu_id[i] =
2832				info_v2_2->extdispconninfo.guid[i];
2833	}
2834
2835	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2836		info->ext_disp_conn_info.path[i].device_connector_id =
2837		object_id_from_bios_object_id(
2838		le16_to_cpu(info_v2_2->extdispconninfo.path[i].connectorobjid));
2839
2840		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2841		object_id_from_bios_object_id(
2842			le16_to_cpu(
2843			info_v2_2->extdispconninfo.path[i].ext_encoder_objid));
2844
2845		info->ext_disp_conn_info.path[i].device_tag =
2846			le16_to_cpu(
2847				info_v2_2->extdispconninfo.path[i].device_tag);
2848		info->ext_disp_conn_info.path[i].device_acpi_enum =
2849		le16_to_cpu(
2850			info_v2_2->extdispconninfo.path[i].device_acpi_enum);
2851		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2852			info_v2_2->extdispconninfo.path[i].auxddclut_index;
2853		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2854			info_v2_2->extdispconninfo.path[i].hpdlut_index;
2855		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2856			info_v2_2->extdispconninfo.path[i].channelmapping;
2857		info->ext_disp_conn_info.path[i].caps =
2858				le16_to_cpu(info_v2_2->extdispconninfo.path[i].caps);
2859	}
2860
2861	info->ext_disp_conn_info.checksum =
2862		info_v2_2->extdispconninfo.checksum;
2863	info->ext_disp_conn_info.fixdpvoltageswing =
2864		info_v2_2->extdispconninfo.fixdpvoltageswing;
2865
2866	info->edp1_info.edp_backlight_pwm_hz =
2867	le16_to_cpu(info_v2_2->edp1_info.edp_backlight_pwm_hz);
2868	info->edp1_info.edp_ss_percentage =
2869	le16_to_cpu(info_v2_2->edp1_info.edp_ss_percentage);
2870	info->edp1_info.edp_ss_rate_10hz =
2871	le16_to_cpu(info_v2_2->edp1_info.edp_ss_rate_10hz);
2872	info->edp1_info.edp_pwr_on_off_delay =
2873		info_v2_2->edp1_info.edp_pwr_on_off_delay;
2874	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2875		info_v2_2->edp1_info.edp_pwr_on_vary_bl_to_blon;
2876	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2877		info_v2_2->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2878	info->edp1_info.edp_panel_bpc =
2879		info_v2_2->edp1_info.edp_panel_bpc;
2880	info->edp1_info.edp_bootup_bl_level =
2881
2882	info->edp2_info.edp_backlight_pwm_hz =
2883	le16_to_cpu(info_v2_2->edp2_info.edp_backlight_pwm_hz);
2884	info->edp2_info.edp_ss_percentage =
2885	le16_to_cpu(info_v2_2->edp2_info.edp_ss_percentage);
2886	info->edp2_info.edp_ss_rate_10hz =
2887	le16_to_cpu(info_v2_2->edp2_info.edp_ss_rate_10hz);
2888	info->edp2_info.edp_pwr_on_off_delay =
2889		info_v2_2->edp2_info.edp_pwr_on_off_delay;
2890	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2891		info_v2_2->edp2_info.edp_pwr_on_vary_bl_to_blon;
2892	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2893		info_v2_2->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2894	info->edp2_info.edp_panel_bpc =
2895		info_v2_2->edp2_info.edp_panel_bpc;
2896	info->edp2_info.edp_bootup_bl_level =
2897		info_v2_2->edp2_info.edp_bootup_bl_level;
2898
2899	return BP_RESULT_OK;
2900}
2901
2902/*
2903 * construct_integrated_info
2904 *
2905 * @brief
2906 * Get integrated BIOS information based on table revision
2907 *
2908 * @param
2909 * bios_parser *bp - [in]BIOS parser handler to get master data table
2910 * integrated_info *info - [out] store and output integrated info
2911 *
2912 * @return
2913 * static enum bp_result - BP_RESULT_OK if information is available,
2914 *                  BP_RESULT_BADBIOSTABLE otherwise.
2915 */
2916static enum bp_result construct_integrated_info(
2917	struct bios_parser *bp,
2918	struct integrated_info *info)
2919{
2920	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
2921
2922	struct atom_common_table_header *header;
2923	struct atom_data_revision revision;
2924
2925	uint32_t i;
2926	uint32_t j;
 
 
 
2927
2928	if (info && DATA_TABLES(integratedsysteminfo)) {
2929		header = GET_IMAGE(struct atom_common_table_header,
2930					DATA_TABLES(integratedsysteminfo));
2931
2932		get_atom_data_table_revision(header, &revision);
2933
2934		switch (revision.major) {
2935		case 1:
2936			switch (revision.minor) {
2937			case 11:
2938			case 12:
2939				result = get_integrated_info_v11(bp, info);
2940				break;
2941			default:
2942				return result;
2943			}
2944			break;
2945		case 2:
2946			switch (revision.minor) {
2947			case 1:
2948				result = get_integrated_info_v2_1(bp, info);
2949				break;
2950			case 2:
2951			case 3:
2952				result = get_integrated_info_v2_2(bp, info);
2953				break;
2954			default:
2955				return result;
2956			}
2957			break;
2958		default:
2959			return result;
2960		}
2961		if (result == BP_RESULT_OK) {
2962
2963			DC_LOG_BIOS("edp1:\n"
2964						"\tedp_pwr_on_off_delay = %d\n"
2965						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
2966						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
2967						"\tedp_bootup_bl_level = %d\n",
2968						info->edp1_info.edp_pwr_on_off_delay,
2969						info->edp1_info.edp_pwr_on_vary_bl_to_blon,
2970						info->edp1_info.edp_pwr_down_bloff_to_vary_bloff,
2971						info->edp1_info.edp_bootup_bl_level);
2972			DC_LOG_BIOS("edp2:\n"
2973						"\tedp_pwr_on_off_delayv = %d\n"
2974						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
2975						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
2976						"\tedp_bootup_bl_level = %d\n",
2977						info->edp2_info.edp_pwr_on_off_delay,
2978						info->edp2_info.edp_pwr_on_vary_bl_to_blon,
2979						info->edp2_info.edp_pwr_down_bloff_to_vary_bloff,
2980						info->edp2_info.edp_bootup_bl_level);
2981		}
2982	}
2983
2984	if (result != BP_RESULT_OK)
2985		return result;
2986	else {
2987		// Log each external path
2988		for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; i++) {
2989			if (info->ext_disp_conn_info.path[i].device_tag != 0)
2990				DC_LOG_BIOS("integrated_info:For EXTERNAL DISPLAY PATH %d --------------\n"
2991						"DEVICE_TAG: 0x%x\n"
2992						"DEVICE_ACPI_ENUM: 0x%x\n"
2993						"DEVICE_CONNECTOR_ID: 0x%x\n"
2994						"EXT_AUX_DDC_LUT_INDEX: %d\n"
2995						"EXT_HPD_PIN_LUT_INDEX: %d\n"
2996						"EXT_ENCODER_OBJ_ID: 0x%x\n"
2997						"Encoder CAPS: 0x%x\n",
2998						i,
2999						info->ext_disp_conn_info.path[i].device_tag,
3000						info->ext_disp_conn_info.path[i].device_acpi_enum,
3001						info->ext_disp_conn_info.path[i].device_connector_id.id,
3002						info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index,
3003						info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index,
3004						info->ext_disp_conn_info.path[i].ext_encoder_obj_id.id,
3005						info->ext_disp_conn_info.path[i].caps
3006						);
3007			if (info->ext_disp_conn_info.path[i].caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)
3008				DC_LOG_BIOS("BIOS EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3009			else if (bp->base.ctx->dc->config.force_bios_fixed_vs) {
3010				info->ext_disp_conn_info.path[i].caps |= EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN;
3011				DC_LOG_BIOS("driver forced EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3012			}
3013		}
3014		// Log the Checksum and Voltage Swing
3015		DC_LOG_BIOS("Integrated info table CHECKSUM: %d\n"
3016					"Integrated info table FIX_DP_VOLTAGE_SWING: %d\n",
3017					info->ext_disp_conn_info.checksum,
3018					info->ext_disp_conn_info.fixdpvoltageswing);
3019		if (bp->base.ctx->dc->config.force_bios_fixed_vs && info->ext_disp_conn_info.fixdpvoltageswing == 0) {
3020			info->ext_disp_conn_info.fixdpvoltageswing = bp->base.ctx->dc->config.force_bios_fixed_vs & 0xF;
3021			DC_LOG_BIOS("driver forced fixdpvoltageswing = %d\n", info->ext_disp_conn_info.fixdpvoltageswing);
3022		}
3023	}
3024	/* Sort voltage table from low to high*/
3025	for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
3026		for (j = i; j > 0; --j) {
3027			if (info->disp_clk_voltage[j].max_supported_clk <
3028			    info->disp_clk_voltage[j-1].max_supported_clk)
3029				swap(info->disp_clk_voltage[j-1], info->disp_clk_voltage[j]);
3030		}
3031	}
3032
3033	return result;
3034}
3035
3036static enum bp_result bios_parser_get_vram_info(
3037		struct dc_bios *dcb,
3038		struct dc_vram_info *info)
3039{
3040	struct bios_parser *bp = BP_FROM_DCB(dcb);
3041	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
3042	struct atom_common_table_header *header;
3043	struct atom_data_revision revision;
3044
3045	if (info && DATA_TABLES(vram_info)) {
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3046		header = GET_IMAGE(struct atom_common_table_header,
3047					DATA_TABLES(vram_info));
3048
3049		get_atom_data_table_revision(header, &revision);
3050
3051		switch (revision.major) {
3052		case 2:
3053			switch (revision.minor) {
3054			case 3:
3055				result = get_vram_info_v23(bp, info);
3056				break;
3057			case 4:
3058				result = get_vram_info_v24(bp, info);
3059				break;
3060			case 5:
3061				result = get_vram_info_v25(bp, info);
3062				break;
3063			default:
3064				break;
3065			}
3066			break;
3067
3068		case 3:
3069			switch (revision.minor) {
3070			case 0:
3071				result = get_vram_info_v30(bp, info);
3072				break;
3073			default:
3074				break;
3075			}
3076			break;
3077
3078		default:
3079			return result;
3080		}
3081
3082	}
3083	return result;
3084}
3085
3086static struct integrated_info *bios_parser_create_integrated_info(
3087	struct dc_bios *dcb)
3088{
3089	struct bios_parser *bp = BP_FROM_DCB(dcb);
3090	struct integrated_info *info;
3091
3092	info = kzalloc(sizeof(struct integrated_info), GFP_KERNEL);
3093
3094	if (info == NULL) {
3095		ASSERT_CRITICAL(0);
3096		return NULL;
3097	}
3098
3099	if (construct_integrated_info(bp, info) == BP_RESULT_OK)
3100		return info;
3101
3102	kfree(info);
3103
3104	return NULL;
3105}
3106
3107static enum bp_result update_slot_layout_info(
3108	struct dc_bios *dcb,
3109	unsigned int i,
3110	struct slot_layout_info *slot_layout_info)
3111{
3112	unsigned int record_offset;
3113	unsigned int j;
3114	struct atom_display_object_path_v2 *object;
3115	struct atom_bracket_layout_record *record;
3116	struct atom_common_record_header *record_header;
3117	static enum bp_result result;
3118	struct bios_parser *bp;
3119	struct object_info_table *tbl;
3120	struct display_object_info_table_v1_4 *v1_4;
3121
3122	record = NULL;
3123	record_header = NULL;
3124	result = BP_RESULT_NORECORD;
3125
3126	bp = BP_FROM_DCB(dcb);
3127	tbl = &bp->object_info_tbl;
3128	v1_4 = tbl->v1_4;
3129
3130	object = &v1_4->display_path[i];
3131	record_offset = (unsigned int)
3132		(object->disp_recordoffset) +
3133		(unsigned int)(bp->object_info_tbl_offset);
3134
3135	for (;;) {
3136
3137		record_header = (struct atom_common_record_header *)
3138			GET_IMAGE(struct atom_common_record_header,
3139			record_offset);
3140		if (record_header == NULL) {
3141			result = BP_RESULT_BADBIOSTABLE;
3142			break;
3143		}
3144
3145		/* the end of the list */
3146		if (record_header->record_type == 0xff ||
3147			record_header->record_size == 0)	{
3148			break;
3149		}
3150
3151		if (record_header->record_type ==
3152			ATOM_BRACKET_LAYOUT_RECORD_TYPE &&
3153			sizeof(struct atom_bracket_layout_record)
3154			<= record_header->record_size) {
3155			record = (struct atom_bracket_layout_record *)
3156				(record_header);
3157			result = BP_RESULT_OK;
3158			break;
3159		}
3160
3161		record_offset += record_header->record_size;
3162	}
3163
3164	/* return if the record not found */
3165	if (result != BP_RESULT_OK)
3166		return result;
3167
3168	/* get slot sizes */
3169	slot_layout_info->length = record->bracketlen;
3170	slot_layout_info->width = record->bracketwidth;
3171
3172	/* get info for each connector in the slot */
3173	slot_layout_info->num_of_connectors = record->conn_num;
3174	for (j = 0; j < slot_layout_info->num_of_connectors; ++j) {
3175		slot_layout_info->connectors[j].connector_type =
3176			(enum connector_layout_type)
3177			(record->conn_info[j].connector_type);
3178		switch (record->conn_info[j].connector_type) {
3179		case CONNECTOR_TYPE_DVI_D:
3180			slot_layout_info->connectors[j].connector_type =
3181				CONNECTOR_LAYOUT_TYPE_DVI_D;
3182			slot_layout_info->connectors[j].length =
3183				CONNECTOR_SIZE_DVI;
3184			break;
3185
3186		case CONNECTOR_TYPE_HDMI:
3187			slot_layout_info->connectors[j].connector_type =
3188				CONNECTOR_LAYOUT_TYPE_HDMI;
3189			slot_layout_info->connectors[j].length =
3190				CONNECTOR_SIZE_HDMI;
3191			break;
3192
3193		case CONNECTOR_TYPE_DISPLAY_PORT:
3194			slot_layout_info->connectors[j].connector_type =
3195				CONNECTOR_LAYOUT_TYPE_DP;
3196			slot_layout_info->connectors[j].length =
3197				CONNECTOR_SIZE_DP;
3198			break;
3199
3200		case CONNECTOR_TYPE_MINI_DISPLAY_PORT:
3201			slot_layout_info->connectors[j].connector_type =
3202				CONNECTOR_LAYOUT_TYPE_MINI_DP;
3203			slot_layout_info->connectors[j].length =
3204				CONNECTOR_SIZE_MINI_DP;
3205			break;
3206
3207		default:
3208			slot_layout_info->connectors[j].connector_type =
3209				CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3210			slot_layout_info->connectors[j].length =
3211				CONNECTOR_SIZE_UNKNOWN;
3212		}
3213
3214		slot_layout_info->connectors[j].position =
3215			record->conn_info[j].position;
3216		slot_layout_info->connectors[j].connector_id =
3217			object_id_from_bios_object_id(
3218				record->conn_info[j].connectorobjid);
3219	}
3220	return result;
3221}
3222
3223static enum bp_result update_slot_layout_info_v2(
3224	struct dc_bios *dcb,
3225	unsigned int i,
3226	struct slot_layout_info *slot_layout_info)
3227{
3228	unsigned int record_offset;
3229	struct atom_display_object_path_v3 *object;
3230	struct atom_bracket_layout_record_v2 *record;
3231	struct atom_common_record_header *record_header;
3232	static enum bp_result result;
3233	struct bios_parser *bp;
3234	struct object_info_table *tbl;
3235	struct display_object_info_table_v1_5 *v1_5;
3236	struct graphics_object_id connector_id;
3237
3238	record = NULL;
3239	record_header = NULL;
3240	result = BP_RESULT_NORECORD;
3241
3242	bp = BP_FROM_DCB(dcb);
3243	tbl = &bp->object_info_tbl;
3244	v1_5 = tbl->v1_5;
3245
3246	object = &v1_5->display_path[i];
3247	record_offset = (unsigned int)
3248		(object->disp_recordoffset) +
3249		(unsigned int)(bp->object_info_tbl_offset);
3250
3251	for (;;) {
3252
3253		record_header = (struct atom_common_record_header *)
3254			GET_IMAGE(struct atom_common_record_header,
3255			record_offset);
3256		if (record_header == NULL) {
3257			result = BP_RESULT_BADBIOSTABLE;
3258			break;
3259		}
3260
3261		/* the end of the list */
3262		if (record_header->record_type == ATOM_RECORD_END_TYPE ||
3263			record_header->record_size == 0)	{
3264			break;
3265		}
3266
3267		if (record_header->record_type ==
3268			ATOM_BRACKET_LAYOUT_V2_RECORD_TYPE &&
3269			sizeof(struct atom_bracket_layout_record_v2)
3270			<= record_header->record_size) {
3271			record = (struct atom_bracket_layout_record_v2 *)
3272				(record_header);
3273			result = BP_RESULT_OK;
3274			break;
3275		}
3276
3277		record_offset += record_header->record_size;
3278	}
3279
3280	/* return if the record not found */
3281	if (result != BP_RESULT_OK)
3282		return result;
3283
3284	/* get slot sizes */
3285	connector_id = object_id_from_bios_object_id(object->display_objid);
3286
3287	slot_layout_info->length = record->bracketlen;
3288	slot_layout_info->width = record->bracketwidth;
3289	slot_layout_info->num_of_connectors = v1_5->number_of_path;
3290	slot_layout_info->connectors[i].position = record->conn_num;
3291	slot_layout_info->connectors[i].connector_id = connector_id;
3292
3293	switch (connector_id.id) {
3294	case CONNECTOR_ID_SINGLE_LINK_DVID:
3295	case CONNECTOR_ID_DUAL_LINK_DVID:
3296		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DVI_D;
3297		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DVI;
3298		break;
3299
3300	case CONNECTOR_ID_HDMI_TYPE_A:
3301		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_HDMI;
3302		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_HDMI;
3303		break;
3304
3305	case CONNECTOR_ID_DISPLAY_PORT:
3306	case CONNECTOR_ID_USBC:
3307		if (record->mini_type == MINI_TYPE_NORMAL) {
3308			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DP;
3309			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DP;
3310		} else {
3311			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_MINI_DP;
3312			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_MINI_DP;
3313		}
3314		break;
3315
3316	default:
3317		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3318		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_UNKNOWN;
3319	}
3320	return result;
3321}
3322
3323static enum bp_result get_bracket_layout_record(
3324	struct dc_bios *dcb,
3325	unsigned int bracket_layout_id,
3326	struct slot_layout_info *slot_layout_info)
3327{
3328	unsigned int i;
3329	struct bios_parser *bp = BP_FROM_DCB(dcb);
3330	static enum bp_result result;
3331	struct object_info_table *tbl;
3332	struct display_object_info_table_v1_4 *v1_4;
3333	struct display_object_info_table_v1_5 *v1_5;
3334
3335	if (slot_layout_info == NULL) {
3336		DC_LOG_DETECTION_EDID_PARSER("Invalid slot_layout_info\n");
3337		return BP_RESULT_BADINPUT;
3338	}
3339
3340	tbl = &bp->object_info_tbl;
3341	v1_4 = tbl->v1_4;
3342	v1_5 = tbl->v1_5;
3343
3344	result = BP_RESULT_NORECORD;
3345	switch (bp->object_info_tbl.revision.minor) {
3346	case 4:
3347	default:
3348		for (i = 0; i < v1_4->number_of_path; ++i) {
3349			if (bracket_layout_id == v1_4->display_path[i].display_objid) {
3350				result = update_slot_layout_info(dcb, i, slot_layout_info);
3351				break;
3352			}
3353		}
3354		break;
3355	case 5:
3356		for (i = 0; i < v1_5->number_of_path; ++i)
3357			result = update_slot_layout_info_v2(dcb, i, slot_layout_info);
3358		break;
3359	}
3360
3361	return result;
3362}
3363
3364static enum bp_result bios_get_board_layout_info(
3365	struct dc_bios *dcb,
3366	struct board_layout_info *board_layout_info)
3367{
3368	unsigned int i;
3369	struct bios_parser *bp;
3370	static enum bp_result record_result;
3371	unsigned int max_slots;
3372
3373	const unsigned int slot_index_to_vbios_id[MAX_BOARD_SLOTS] = {
3374		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1,
3375		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2,
3376		0, 0
3377	};
3378
3379	bp = BP_FROM_DCB(dcb);
3380
3381	if (board_layout_info == NULL) {
3382		DC_LOG_DETECTION_EDID_PARSER("Invalid board_layout_info\n");
3383		return BP_RESULT_BADINPUT;
3384	}
3385
3386	board_layout_info->num_of_slots = 0;
3387	max_slots = MAX_BOARD_SLOTS;
3388
3389	// Assume single slot on v1_5
3390	if (bp->object_info_tbl.revision.minor == 5) {
3391		max_slots = 1;
3392	}
3393
3394	for (i = 0; i < max_slots; ++i) {
3395		record_result = get_bracket_layout_record(dcb,
3396			slot_index_to_vbios_id[i],
3397			&board_layout_info->slots[i]);
3398
3399		if (record_result == BP_RESULT_NORECORD && i > 0)
3400			break; /* no more slots present in bios */
3401		else if (record_result != BP_RESULT_OK)
3402			return record_result;  /* fail */
3403
3404		++board_layout_info->num_of_slots;
3405	}
3406
3407	/* all data is valid */
3408	board_layout_info->is_number_of_slots_valid = 1;
3409	board_layout_info->is_slots_size_valid = 1;
3410	board_layout_info->is_connector_offsets_valid = 1;
3411	board_layout_info->is_connector_lengths_valid = 1;
3412
3413	return BP_RESULT_OK;
3414}
3415
3416
3417static uint16_t bios_parser_pack_data_tables(
3418	struct dc_bios *dcb,
3419	void *dst)
3420{
3421	// TODO: There is data bytes alignment issue, disable it for now.
3422	return 0;
3423}
3424
3425static struct atom_dc_golden_table_v1 *bios_get_golden_table(
3426		struct bios_parser *bp,
3427		uint32_t rev_major,
3428		uint32_t rev_minor,
3429		uint16_t *dc_golden_table_ver)
3430{
3431	struct atom_display_controller_info_v4_4 *disp_cntl_tbl_4_4 = NULL;
3432	uint32_t dc_golden_offset = 0;
3433	*dc_golden_table_ver = 0;
3434
3435	if (!DATA_TABLES(dce_info))
3436		return NULL;
3437
3438	/* ver.4.4 or higher */
3439	switch (rev_major) {
3440	case 4:
3441		switch (rev_minor) {
3442		case 4:
3443			disp_cntl_tbl_4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
3444									DATA_TABLES(dce_info));
3445			if (!disp_cntl_tbl_4_4)
3446				return NULL;
3447			dc_golden_offset = DATA_TABLES(dce_info) + disp_cntl_tbl_4_4->dc_golden_table_offset;
3448			*dc_golden_table_ver = disp_cntl_tbl_4_4->dc_golden_table_ver;
3449			break;
3450		case 5:
3451		default:
3452			/* For atom_display_controller_info_v4_5 there is no need to get golden table from
3453			 * dc_golden_table_offset as all these fields previously in golden table used for AUX
3454			 * pre-charge settings are now available directly in atom_display_controller_info_v4_5.
3455			 */
3456			break;
3457		}
3458		break;
3459	}
3460
3461	if (!dc_golden_offset)
3462		return NULL;
3463
3464	if (*dc_golden_table_ver != 1)
3465		return NULL;
3466
3467	return GET_IMAGE(struct atom_dc_golden_table_v1,
3468			dc_golden_offset);
3469}
3470
3471static enum bp_result bios_get_atom_dc_golden_table(
3472	struct dc_bios *dcb)
3473{
3474	struct bios_parser *bp = BP_FROM_DCB(dcb);
3475	enum bp_result result = BP_RESULT_OK;
3476	struct atom_dc_golden_table_v1 *atom_dc_golden_table = NULL;
3477	struct atom_common_table_header *header;
3478	struct atom_data_revision tbl_revision;
3479	uint16_t dc_golden_table_ver = 0;
3480
3481	header = GET_IMAGE(struct atom_common_table_header,
3482							DATA_TABLES(dce_info));
3483	if (!header)
3484		return BP_RESULT_UNSUPPORTED;
3485
3486	get_atom_data_table_revision(header, &tbl_revision);
3487
3488	atom_dc_golden_table = bios_get_golden_table(bp,
3489			tbl_revision.major,
3490			tbl_revision.minor,
3491			&dc_golden_table_ver);
3492
3493	if (!atom_dc_golden_table)
3494		return BP_RESULT_UNSUPPORTED;
3495
3496	dcb->golden_table.dc_golden_table_ver = dc_golden_table_ver;
3497	dcb->golden_table.aux_dphy_rx_control0_val = atom_dc_golden_table->aux_dphy_rx_control0_val;
3498	dcb->golden_table.aux_dphy_rx_control1_val = atom_dc_golden_table->aux_dphy_rx_control1_val;
3499	dcb->golden_table.aux_dphy_tx_control_val = atom_dc_golden_table->aux_dphy_tx_control_val;
3500	dcb->golden_table.dc_gpio_aux_ctrl_0_val = atom_dc_golden_table->dc_gpio_aux_ctrl_0_val;
3501	dcb->golden_table.dc_gpio_aux_ctrl_1_val = atom_dc_golden_table->dc_gpio_aux_ctrl_1_val;
3502	dcb->golden_table.dc_gpio_aux_ctrl_2_val = atom_dc_golden_table->dc_gpio_aux_ctrl_2_val;
3503	dcb->golden_table.dc_gpio_aux_ctrl_3_val = atom_dc_golden_table->dc_gpio_aux_ctrl_3_val;
3504	dcb->golden_table.dc_gpio_aux_ctrl_4_val = atom_dc_golden_table->dc_gpio_aux_ctrl_4_val;
3505	dcb->golden_table.dc_gpio_aux_ctrl_5_val = atom_dc_golden_table->dc_gpio_aux_ctrl_5_val;
3506
3507	return result;
3508}
3509
3510
3511static const struct dc_vbios_funcs vbios_funcs = {
3512	.get_connectors_number = bios_parser_get_connectors_number,
3513
3514	.get_connector_id = bios_parser_get_connector_id,
3515
3516	.get_src_obj = bios_parser_get_src_obj,
3517
3518	.get_i2c_info = bios_parser_get_i2c_info,
3519
3520	.get_hpd_info = bios_parser_get_hpd_info,
3521
3522	.get_device_tag = bios_parser_get_device_tag,
3523
3524	.get_spread_spectrum_info = bios_parser_get_spread_spectrum_info,
3525
3526	.get_ss_entry_number = bios_parser_get_ss_entry_number,
3527
3528	.get_embedded_panel_info = bios_parser_get_embedded_panel_info,
3529
3530	.get_gpio_pin_info = bios_parser_get_gpio_pin_info,
3531
3532	.get_encoder_cap_info = bios_parser_get_encoder_cap_info,
3533
3534	.is_device_id_supported = bios_parser_is_device_id_supported,
3535
3536	.is_accelerated_mode = bios_parser_is_accelerated_mode,
3537
3538	.set_scratch_critical_state = bios_parser_set_scratch_critical_state,
3539
3540
3541/*	 COMMANDS */
3542	.encoder_control = bios_parser_encoder_control,
3543
3544	.transmitter_control = bios_parser_transmitter_control,
3545
3546	.enable_crtc = bios_parser_enable_crtc,
3547
3548	.set_pixel_clock = bios_parser_set_pixel_clock,
3549
3550	.set_dce_clock = bios_parser_set_dce_clock,
3551
3552	.program_crtc_timing = bios_parser_program_crtc_timing,
3553
3554	.enable_disp_power_gating = bios_parser_enable_disp_power_gating,
3555
3556	.bios_parser_destroy = firmware_parser_destroy,
3557
3558	.get_board_layout_info = bios_get_board_layout_info,
3559	.pack_data_tables = bios_parser_pack_data_tables,
3560
3561	.get_atom_dc_golden_table = bios_get_atom_dc_golden_table,
3562
3563	.enable_lvtma_control = bios_parser_enable_lvtma_control,
3564
3565	.get_soc_bb_info = bios_parser_get_soc_bb_info,
3566
3567	.get_disp_connector_caps_info = bios_parser_get_disp_connector_caps_info,
3568
3569	.get_lttpr_caps = bios_parser_get_lttpr_caps,
3570
3571	.get_lttpr_interop = bios_parser_get_lttpr_interop,
3572
3573	.get_connector_speed_cap_info = bios_parser_get_connector_speed_cap_info,
3574};
3575
3576static bool bios_parser2_construct(
3577	struct bios_parser *bp,
3578	struct bp_init_data *init,
3579	enum dce_version dce_version)
3580{
3581	uint16_t *rom_header_offset = NULL;
3582	struct atom_rom_header_v2_2 *rom_header = NULL;
3583	struct display_object_info_table_v1_4 *object_info_tbl;
3584	struct atom_data_revision tbl_rev = {0};
3585
3586	if (!init)
3587		return false;
3588
3589	if (!init->bios)
3590		return false;
3591
3592	bp->base.funcs = &vbios_funcs;
3593	bp->base.bios = init->bios;
3594	bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT;
3595
3596	bp->base.ctx = init->ctx;
3597
3598	bp->base.bios_local_image = NULL;
3599
3600	rom_header_offset =
3601			GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER);
3602
3603	if (!rom_header_offset)
3604		return false;
3605
3606	rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset);
3607
3608	if (!rom_header)
3609		return false;
3610
3611	get_atom_data_table_revision(&rom_header->table_header, &tbl_rev);
3612	if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2))
3613		return false;
3614
3615	bp->master_data_tbl =
3616		GET_IMAGE(struct atom_master_data_table_v2_1,
3617				rom_header->masterdatatable_offset);
3618
3619	if (!bp->master_data_tbl)
3620		return false;
3621
3622	bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo);
3623
3624	if (!bp->object_info_tbl_offset)
3625		return false;
3626
3627	object_info_tbl =
3628			GET_IMAGE(struct display_object_info_table_v1_4,
3629						bp->object_info_tbl_offset);
3630
3631	if (!object_info_tbl)
3632		return false;
3633
3634	get_atom_data_table_revision(&object_info_tbl->table_header,
3635		&bp->object_info_tbl.revision);
3636
3637	if (bp->object_info_tbl.revision.major == 1
3638		&& bp->object_info_tbl.revision.minor == 4) {
3639		struct display_object_info_table_v1_4 *tbl_v1_4;
3640
3641		tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4,
3642			bp->object_info_tbl_offset);
3643		if (!tbl_v1_4)
3644			return false;
3645
3646		bp->object_info_tbl.v1_4 = tbl_v1_4;
3647	} else if (bp->object_info_tbl.revision.major == 1
3648		&& bp->object_info_tbl.revision.minor == 5) {
3649		struct display_object_info_table_v1_5 *tbl_v1_5;
3650
3651		tbl_v1_5 = GET_IMAGE(struct display_object_info_table_v1_5,
3652			bp->object_info_tbl_offset);
3653		if (!tbl_v1_5)
3654			return false;
3655
3656		bp->object_info_tbl.v1_5 = tbl_v1_5;
3657	} else {
3658		ASSERT(0);
3659		return false;
3660	}
3661
3662	dal_firmware_parser_init_cmd_tbl(bp);
3663	dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version);
3664
3665	bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base);
3666	bp->base.fw_info_valid = bios_parser_get_firmware_info(&bp->base, &bp->base.fw_info) == BP_RESULT_OK;
3667	bios_parser_get_vram_info(&bp->base, &bp->base.vram_info);
3668
3669	return true;
3670}
3671
3672struct dc_bios *firmware_parser_create(
3673	struct bp_init_data *init,
3674	enum dce_version dce_version)
3675{
3676	struct bios_parser *bp;
3677
3678	bp = kzalloc(sizeof(struct bios_parser), GFP_KERNEL);
3679	if (!bp)
3680		return NULL;
3681
3682	if (bios_parser2_construct(bp, init, dce_version))
3683		return &bp->base;
3684
3685	kfree(bp);
3686	return NULL;
3687}
3688
3689