1/*
   2 * Copyright 2012-15 Advanced Micro Devices, Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 * Authors: AMD
  23 *
  24 */
  25
  26#include "dm_services.h"
  27#include "core_types.h"
  28
  29#include "ObjectID.h"
  30#include "atomfirmware.h"
  31
  32#include "dc_bios_types.h"
  33#include "include/grph_object_ctrl_defs.h"
  34#include "include/bios_parser_interface.h"
 
  35#include "include/logger_interface.h"
  36
  37#include "command_table2.h"
  38
  39#include "bios_parser_helper.h"
  40#include "command_table_helper2.h"
  41#include "bios_parser2.h"
  42#include "bios_parser_types_internal2.h"
  43#include "bios_parser_interface.h"
  44
  45#include "bios_parser_common.h"
  46
  47#define DC_LOGGER \
  48	bp->base.ctx->logger
  49
  50#define LAST_RECORD_TYPE 0xff
  51#define SMU9_SYSPLL0_ID  0
  52
 
 
 
 
 
 
 
  53static enum bp_result get_gpio_i2c_info(struct bios_parser *bp,
  54	struct atom_i2c_record *record,
  55	struct graphics_object_i2c_info *info);
  56
  57static enum bp_result bios_parser_get_firmware_info(
  58	struct dc_bios *dcb,
  59	struct dc_firmware_info *info);
  60
  61static enum bp_result bios_parser_get_encoder_cap_info(
  62	struct dc_bios *dcb,
  63	struct graphics_object_id object_id,
  64	struct bp_encoder_cap_info *info);
  65
  66static enum bp_result get_firmware_info_v3_1(
  67	struct bios_parser *bp,
  68	struct dc_firmware_info *info);
  69
  70static enum bp_result get_firmware_info_v3_2(
  71	struct bios_parser *bp,
  72	struct dc_firmware_info *info);
  73
  74static enum bp_result get_firmware_info_v3_4(
  75	struct bios_parser *bp,
  76	struct dc_firmware_info *info);
  77
  78static enum bp_result get_firmware_info_v3_5(
  79	struct bios_parser *bp,
  80	struct dc_firmware_info *info);
  81
  82static struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp,
  83		struct atom_display_object_path_v2 *object);
  84
  85static struct atom_encoder_caps_record *get_encoder_cap_record(
  86	struct bios_parser *bp,
  87	struct atom_display_object_path_v2 *object);
  88
  89#define BIOS_IMAGE_SIZE_OFFSET 2
  90#define BIOS_IMAGE_SIZE_UNIT 512
  91
  92#define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table)
  93
  94static void bios_parser2_destruct(struct bios_parser *bp)
 
  95{
  96	kfree(bp->base.bios_local_image);
  97	kfree(bp->base.integrated_info);
  98}
  99
 100static void firmware_parser_destroy(struct dc_bios **dcb)
 101{
 102	struct bios_parser *bp = BP_FROM_DCB(*dcb);
 103
 104	if (!bp) {
 105		BREAK_TO_DEBUGGER();
 106		return;
 107	}
 108
 109	bios_parser2_destruct(bp);
 110
 111	kfree(bp);
 112	*dcb = NULL;
 113}
 114
 115static void get_atom_data_table_revision(
 116	struct atom_common_table_header *atom_data_tbl,
 117	struct atom_data_revision *tbl_revision)
 118{
 119	if (!tbl_revision)
 120		return;
 121
 122	/* initialize the revision to 0 which is invalid revision */
 123	tbl_revision->major = 0;
 124	tbl_revision->minor = 0;
 125
 126	if (!atom_data_tbl)
 127		return;
 128
 129	tbl_revision->major =
 130			(uint32_t) atom_data_tbl->format_revision & 0x3f;
 131	tbl_revision->minor =
 132			(uint32_t) atom_data_tbl->content_revision & 0x3f;
 133}
 134
 135/* BIOS oject table displaypath is per connector.
 136 * There is extra path not for connector. BIOS fill its encoderid as 0
 137 */
 138static uint8_t bios_parser_get_connectors_number(struct dc_bios *dcb)
 139{
 140	struct bios_parser *bp = BP_FROM_DCB(dcb);
 141	unsigned int count = 0;
 142	unsigned int i;
 143
 144	switch (bp->object_info_tbl.revision.minor) {
 145	default:
 146	case 4:
 147		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++)
 148			if (bp->object_info_tbl.v1_4->display_path[i].encoderobjid != 0)
 149				count++;
 150
 151		break;
 
 
 
 
 
 
 152
 153	case 5:
 154		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++)
 155			if (bp->object_info_tbl.v1_5->display_path[i].encoderobjid != 0)
 156				count++;
 157
 158		break;
 159	}
 160	return count;
 161}
 162
 163static struct graphics_object_id bios_parser_get_connector_id(
 164	struct dc_bios *dcb,
 165	uint8_t i)
 166{
 167	struct bios_parser *bp = BP_FROM_DCB(dcb);
 168	struct graphics_object_id object_id = dal_graphics_object_id_init(
 169		0, ENUM_ID_UNKNOWN, OBJECT_TYPE_UNKNOWN);
 170	struct object_info_table *tbl = &bp->object_info_tbl;
 171	struct display_object_info_table_v1_4 *v1_4 = tbl->v1_4;
 172
 173	struct display_object_info_table_v1_5 *v1_5 = tbl->v1_5;
 174
 175	switch (bp->object_info_tbl.revision.minor) {
 176	default:
 177	case 4:
 178		if (v1_4->number_of_path > i) {
 179			/* If display_objid is generic object id,  the encoderObj
 180			 * /extencoderobjId should be 0
 181			 */
 182			if (v1_4->display_path[i].encoderobjid != 0 &&
 183			    v1_4->display_path[i].display_objid != 0)
 184				object_id = object_id_from_bios_object_id(
 185					v1_4->display_path[i].display_objid);
 186		}
 187		break;
 188
 189	case 5:
 190		if (v1_5->number_of_path > i) {
 191			/* If display_objid is generic object id,  the encoderObjId
 192		 * should be 0
 193		 */
 194			if (v1_5->display_path[i].encoderobjid != 0 &&
 195			    v1_5->display_path[i].display_objid != 0)
 196				object_id = object_id_from_bios_object_id(
 197					v1_5->display_path[i].display_objid);
 198		}
 199		break;
 200	}
 
 201	return object_id;
 202}
 203
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 204static enum bp_result bios_parser_get_src_obj(struct dc_bios *dcb,
 205	struct graphics_object_id object_id, uint32_t index,
 206	struct graphics_object_id *src_object_id)
 207{
 208	struct bios_parser *bp = BP_FROM_DCB(dcb);
 209	unsigned int i;
 210	enum bp_result bp_result = BP_RESULT_BADINPUT;
 211	struct graphics_object_id obj_id = { 0 };
 212	struct object_info_table *tbl = &bp->object_info_tbl;
 213
 214	if (!src_object_id)
 215		return bp_result;
 216
 217	switch (object_id.type) {
 218	/* Encoder's Source is GPU.  BIOS does not provide GPU, since all
 219	 * displaypaths point to same GPU (0x1100).  Hardcode GPU object type
 220	 */
 221	case OBJECT_TYPE_ENCODER:
 222		/* TODO: since num of src must be less than 2.
 223		 * If found in for loop, should break.
 224		 * DAL2 implementation may be changed too
 225		 */
 226		switch (bp->object_info_tbl.revision.minor) {
 227		default:
 228		case 4:
 229			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 230				obj_id = object_id_from_bios_object_id(
 231					tbl->v1_4->display_path[i].encoderobjid);
 232				if (object_id.type == obj_id.type &&
 233				    object_id.id == obj_id.id &&
 234				    object_id.enum_id == obj_id.enum_id) {
 235					*src_object_id =
 236						object_id_from_bios_object_id(
 237							0x1100);
 238					/* break; */
 239				}
 240			}
 241			bp_result = BP_RESULT_OK;
 242			break;
 243
 244		case 5:
 245			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 246				obj_id = object_id_from_bios_object_id(
 247					tbl->v1_5->display_path[i].encoderobjid);
 248				if (object_id.type == obj_id.type &&
 249				    object_id.id == obj_id.id &&
 250				    object_id.enum_id == obj_id.enum_id) {
 251					*src_object_id =
 252						object_id_from_bios_object_id(
 253							0x1100);
 254					/* break; */
 255				}
 256			}
 257			bp_result = BP_RESULT_OK;
 258			break;
 259		}
 
 260		break;
 261	case OBJECT_TYPE_CONNECTOR:
 262		switch (bp->object_info_tbl.revision.minor) {
 263		default:
 264		case 4:
 265			for (i = 0; i < tbl->v1_4->number_of_path; i++) {
 266				obj_id = object_id_from_bios_object_id(
 267					tbl->v1_4->display_path[i]
 268						.display_objid);
 269
 270				if (object_id.type == obj_id.type &&
 271				    object_id.id == obj_id.id &&
 272				    object_id.enum_id == obj_id.enum_id) {
 273					*src_object_id =
 274						object_id_from_bios_object_id(
 275							tbl->v1_4
 276								->display_path[i]
 277								.encoderobjid);
 278					/* break; */
 279				}
 280			}
 281			bp_result = BP_RESULT_OK;
 282			break;
 283		}
 284		bp_result = BP_RESULT_OK;
 285		break;
 286		case 5:
 287			for (i = 0; i < tbl->v1_5->number_of_path; i++) {
 288				obj_id = object_id_from_bios_object_id(
 289								       tbl->v1_5->display_path[i].display_objid);
 290
 291				if (object_id.type == obj_id.type &&
 292				    object_id.id == obj_id.id &&
 293				    object_id.enum_id == obj_id.enum_id) {
 294					*src_object_id = object_id_from_bios_object_id(
 295										       tbl->v1_5->display_path[i].encoderobjid);
 296					/* break; */
 297				}
 298			}
 299		bp_result = BP_RESULT_OK;
 300		break;
 301
 302	default:
 303		bp_result = BP_RESULT_OK;
 304		break;
 305	}
 306
 307	return bp_result;
 308}
 309
 310/* from graphics_object_id, find display path which includes the object_id */
 311static struct atom_display_object_path_v2 *get_bios_object(
 312		struct bios_parser *bp,
 313		struct graphics_object_id id)
 314{
 
 315	unsigned int i;
 
 316	struct graphics_object_id obj_id = {0};
 
 317
 318	switch (id.type) {
 
 
 
 319	case OBJECT_TYPE_ENCODER:
 320		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 321			obj_id = object_id_from_bios_object_id(
 322					bp->object_info_tbl.v1_4->display_path[i].encoderobjid);
 323			if (id.type == obj_id.type && id.id == obj_id.id
 324					&& id.enum_id == obj_id.enum_id)
 325				return &bp->object_info_tbl.v1_4->display_path[i];
 326		}
 327		fallthrough;
 328	case OBJECT_TYPE_CONNECTOR:
 329	case OBJECT_TYPE_GENERIC:
 330		/* Both Generic and Connector Object ID
 331		 * will be stored on display_objid
 332		 */
 333		for (i = 0; i < bp->object_info_tbl.v1_4->number_of_path; i++) {
 334			obj_id = object_id_from_bios_object_id(
 335					bp->object_info_tbl.v1_4->display_path[i].display_objid);
 336			if (id.type == obj_id.type && id.id == obj_id.id
 337					&& id.enum_id == obj_id.enum_id)
 338				return &bp->object_info_tbl.v1_4->display_path[i];
 
 
 
 
 
 
 339		}
 340		fallthrough;
 
 341	default:
 342		return NULL;
 343	}
 
 
 344}
 345
 
 346/* from graphics_object_id, find display path which includes the object_id */
 347static struct atom_display_object_path_v3 *get_bios_object_from_path_v3(struct bios_parser *bp,
 348									struct graphics_object_id id)
 
 349{
 350	unsigned int i;
 351	struct graphics_object_id obj_id = {0};
 352
 353	switch (id.type) {
 354	case OBJECT_TYPE_ENCODER:
 355		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 356			obj_id = object_id_from_bios_object_id(
 357					bp->object_info_tbl.v1_5->display_path[i].encoderobjid);
 358			if (id.type == obj_id.type && id.id == obj_id.id
 359					&& id.enum_id == obj_id.enum_id)
 360				return &bp->object_info_tbl.v1_5->display_path[i];
 
 
 361		}
 362	break;
 363
 364	case OBJECT_TYPE_CONNECTOR:
 365	case OBJECT_TYPE_GENERIC:
 366		/* Both Generic and Connector Object ID
 367		 * will be stored on display_objid
 368		 */
 369		for (i = 0; i < bp->object_info_tbl.v1_5->number_of_path; i++) {
 370			obj_id = object_id_from_bios_object_id(
 371					bp->object_info_tbl.v1_5->display_path[i].display_objid);
 372			if (id.type == obj_id.type && id.id == obj_id.id
 373					&& id.enum_id == obj_id.enum_id)
 374				return &bp->object_info_tbl.v1_5->display_path[i];
 
 
 
 375		}
 376	break;
 377
 378	default:
 379		return NULL;
 380	}
 381
 382	return NULL;
 383}
 384
 385static enum bp_result bios_parser_get_i2c_info(struct dc_bios *dcb,
 386	struct graphics_object_id id,
 387	struct graphics_object_i2c_info *info)
 388{
 389	uint32_t offset;
 390	struct atom_display_object_path_v2 *object;
 391
 392	struct atom_display_object_path_v3 *object_path_v3;
 393
 394	struct atom_common_record_header *header;
 395	struct atom_i2c_record *record;
 396	struct atom_i2c_record dummy_record = {0};
 397	struct bios_parser *bp = BP_FROM_DCB(dcb);
 398
 399	if (!info)
 400		return BP_RESULT_BADINPUT;
 401
 402	if (id.type == OBJECT_TYPE_GENERIC) {
 403		dummy_record.i2c_id = id.id;
 404
 405		if (get_gpio_i2c_info(bp, &dummy_record, info) == BP_RESULT_OK)
 406			return BP_RESULT_OK;
 407		else
 408			return BP_RESULT_NORECORD;
 409	}
 410
 411	switch (bp->object_info_tbl.revision.minor) {
 412	case 4:
 413	default:
 414		object = get_bios_object(bp, id);
 415
 416		if (!object)
 417			return BP_RESULT_BADINPUT;
 418
 419		offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 420		break;
 421	case 5:
 422		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 423
 424		if (!object_path_v3)
 425			return BP_RESULT_BADINPUT;
 426
 427		offset = object_path_v3->disp_recordoffset + bp->object_info_tbl_offset;
 428		break;
 429	}
 430
 431	for (;;) {
 432		header = GET_IMAGE(struct atom_common_record_header, offset);
 433
 434		if (!header)
 435			return BP_RESULT_BADBIOSTABLE;
 436
 437		if (header->record_type == LAST_RECORD_TYPE ||
 438			!header->record_size)
 439			break;
 440
 441		if (header->record_type == ATOM_I2C_RECORD_TYPE
 442			&& sizeof(struct atom_i2c_record) <=
 443							header->record_size) {
 444			/* get the I2C info */
 445			record = (struct atom_i2c_record *) header;
 446
 447			if (get_gpio_i2c_info(bp, record, info) ==
 448								BP_RESULT_OK)
 449				return BP_RESULT_OK;
 450		}
 451
 452		offset += header->record_size;
 453	}
 454
 455	return BP_RESULT_NORECORD;
 456}
 457
 458static enum bp_result get_gpio_i2c_info(
 459	struct bios_parser *bp,
 460	struct atom_i2c_record *record,
 461	struct graphics_object_i2c_info *info)
 462{
 463	struct atom_gpio_pin_lut_v2_1 *header;
 464	uint32_t count = 0;
 465	unsigned int table_index = 0;
 466	bool find_valid = false;
 467	struct atom_gpio_pin_assignment *pin;
 468
 469	if (!info)
 470		return BP_RESULT_BADINPUT;
 471
 472	/* get the GPIO_I2C info */
 473	if (!DATA_TABLES(gpio_pin_lut))
 474		return BP_RESULT_BADBIOSTABLE;
 475
 476	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 477					DATA_TABLES(gpio_pin_lut));
 478	if (!header)
 479		return BP_RESULT_BADBIOSTABLE;
 480
 481	if (sizeof(struct atom_common_table_header) +
 482			sizeof(struct atom_gpio_pin_assignment)	>
 483			le16_to_cpu(header->table_header.structuresize))
 484		return BP_RESULT_BADBIOSTABLE;
 485
 486	/* TODO: is version change? */
 487	if (header->table_header.content_revision != 1)
 488		return BP_RESULT_UNSUPPORTED;
 489
 490	/* get data count */
 491	count = (le16_to_cpu(header->table_header.structuresize)
 492			- sizeof(struct atom_common_table_header))
 493				/ sizeof(struct atom_gpio_pin_assignment);
 494
 495	pin = (struct atom_gpio_pin_assignment *) header->gpio_pin;
 496
 497	for (table_index = 0; table_index < count; table_index++) {
 498		if (((record->i2c_id & I2C_HW_CAP) 				== (pin->gpio_id & I2C_HW_CAP)) &&
 499		    ((record->i2c_id & I2C_HW_ENGINE_ID_MASK)	== (pin->gpio_id & I2C_HW_ENGINE_ID_MASK)) &&
 500		    ((record->i2c_id & I2C_HW_LANE_MUX) 		== (pin->gpio_id & I2C_HW_LANE_MUX))) {
 501			/* still valid */
 502			find_valid = true;
 503			break;
 
 
 
 
 
 
 
 
 
 
 504		}
 505		pin = (struct atom_gpio_pin_assignment *)((uint8_t *)pin + sizeof(struct atom_gpio_pin_assignment));
 
 
 
 
 506	}
 507
 508	/* If we don't find the entry that we are looking for then
 509	 *  we will return BP_Result_BadBiosTable.
 510	 */
 511	if (find_valid == false)
 512		return BP_RESULT_BADBIOSTABLE;
 513
 514	/* get the GPIO_I2C_INFO */
 515	info->i2c_hw_assist = (record->i2c_id & I2C_HW_CAP) ? true : false;
 516	info->i2c_line = record->i2c_id & I2C_HW_LANE_MUX;
 517	info->i2c_engine_id = (record->i2c_id & I2C_HW_ENGINE_ID_MASK) >> 4;
 518	info->i2c_slave_address = record->i2c_slave_addr;
 519
 520	/* TODO: check how to get register offset for en, Y, etc. */
 521	info->gpio_info.clk_a_register_index = le16_to_cpu(pin->data_a_reg_index);
 522	info->gpio_info.clk_a_shift = pin->gpio_bitshift;
 
 
 
 523
 524	return BP_RESULT_OK;
 525}
 526
 527static struct atom_hpd_int_record *get_hpd_record_for_path_v3(struct bios_parser *bp,
 528							      struct atom_display_object_path_v3 *object)
 
 
 
 529{
 530	struct atom_common_record_header *header;
 531	uint32_t offset;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 532
 533	if (!object) {
 534		BREAK_TO_DEBUGGER(); /* Invalid object */
 535		return NULL;
 536	}
 
 
 537
 538	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
 
 
 
 
 
 
 
 539
 540	for (;;) {
 541		header = GET_IMAGE(struct atom_common_record_header, offset);
 542
 543		if (!header)
 544			return NULL;
 545
 546		if (header->record_type == ATOM_RECORD_END_TYPE ||
 547			!header->record_size)
 548			break;
 549
 550		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 551			&& sizeof(struct atom_hpd_int_record) <=
 552							header->record_size)
 553			return (struct atom_hpd_int_record *) header;
 554
 555		offset += header->record_size;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 556	}
 557
 558	return NULL;
 
 
 
 
 559}
 560
 561static enum bp_result bios_parser_get_hpd_info(
 562	struct dc_bios *dcb,
 563	struct graphics_object_id id,
 564	struct graphics_object_hpd_info *info)
 565{
 566	struct bios_parser *bp = BP_FROM_DCB(dcb);
 567	struct atom_display_object_path_v2 *object;
 568	struct atom_display_object_path_v3 *object_path_v3;
 569	struct atom_hpd_int_record *record = NULL;
 570
 571	if (!info)
 572		return BP_RESULT_BADINPUT;
 573
 574	switch (bp->object_info_tbl.revision.minor) {
 575	case 4:
 576	default:
 577		object = get_bios_object(bp, id);
 578
 579		if (!object)
 580			return BP_RESULT_BADINPUT;
 581
 582		record = get_hpd_record(bp, object);
 583		break;
 584	case 5:
 585		object_path_v3 = get_bios_object_from_path_v3(bp, id);
 586
 587		if (!object_path_v3)
 588			return BP_RESULT_BADINPUT;
 589
 590		record = get_hpd_record_for_path_v3(bp, object_path_v3);
 591		break;
 592	}
 593
 594	if (record != NULL) {
 595		info->hpd_int_gpio_uid = record->pin_id;
 596		info->hpd_active = record->plugin_pin_state;
 597		return BP_RESULT_OK;
 598	}
 599
 600	return BP_RESULT_NORECORD;
 601}
 602
 603static struct atom_hpd_int_record *get_hpd_record(
 604	struct bios_parser *bp,
 605	struct atom_display_object_path_v2 *object)
 606{
 607	struct atom_common_record_header *header;
 608	uint32_t offset;
 609
 610	if (!object) {
 611		BREAK_TO_DEBUGGER(); /* Invalid object */
 612		return NULL;
 613	}
 614
 615	offset = le16_to_cpu(object->disp_recordoffset)
 616			+ bp->object_info_tbl_offset;
 617
 618	for (;;) {
 619		header = GET_IMAGE(struct atom_common_record_header, offset);
 620
 621		if (!header)
 622			return NULL;
 623
 624		if (header->record_type == LAST_RECORD_TYPE ||
 625			!header->record_size)
 626			break;
 627
 628		if (header->record_type == ATOM_HPD_INT_RECORD_TYPE
 629			&& sizeof(struct atom_hpd_int_record) <=
 630							header->record_size)
 631			return (struct atom_hpd_int_record *) header;
 632
 633		offset += header->record_size;
 634	}
 635
 636	return NULL;
 637}
 638
 639/**
 640 * bios_parser_get_gpio_pin_info
 641 * Get GpioPin information of input gpio id
 642 *
 643 * @dcb:     pointer to the DC BIOS
 644 * @gpio_id: GPIO ID
 645 * @info:    GpioPin information structure
 646 * return: Bios parser result code
 647 * note:
 648 *  to get the GPIO PIN INFO, we need:
 649 *  1. get the GPIO_ID from other object table, see GetHPDInfo()
 650 *  2. in DATA_TABLE.GPIO_Pin_LUT, search all records,
 651 *	to get the registerA  offset/mask
 652 */
 653static enum bp_result bios_parser_get_gpio_pin_info(
 654	struct dc_bios *dcb,
 655	uint32_t gpio_id,
 656	struct gpio_pin_info *info)
 657{
 658	struct bios_parser *bp = BP_FROM_DCB(dcb);
 659	struct atom_gpio_pin_lut_v2_1 *header;
 660	uint32_t count = 0;
 661	uint32_t i = 0;
 662
 663	if (!DATA_TABLES(gpio_pin_lut))
 664		return BP_RESULT_BADBIOSTABLE;
 665
 666	header = GET_IMAGE(struct atom_gpio_pin_lut_v2_1,
 667						DATA_TABLES(gpio_pin_lut));
 668	if (!header)
 669		return BP_RESULT_BADBIOSTABLE;
 670
 671	if (sizeof(struct atom_common_table_header) +
 672			sizeof(struct atom_gpio_pin_assignment)
 673			> le16_to_cpu(header->table_header.structuresize))
 674		return BP_RESULT_BADBIOSTABLE;
 675
 676	if (header->table_header.content_revision != 1)
 677		return BP_RESULT_UNSUPPORTED;
 678
 679	/* Temporary hard code gpio pin info */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 680	count = (le16_to_cpu(header->table_header.structuresize)
 681			- sizeof(struct atom_common_table_header))
 682				/ sizeof(struct atom_gpio_pin_assignment);
 
 683	for (i = 0; i < count; ++i) {
 684		if (header->gpio_pin[i].gpio_id != gpio_id)
 685			continue;
 686
 687		info->offset =
 688			(uint32_t) le16_to_cpu(
 689					header->gpio_pin[i].data_a_reg_index);
 690		info->offset_y = info->offset + 2;
 691		info->offset_en = info->offset + 1;
 692		info->offset_mask = info->offset - 1;
 693
 694		info->mask = (uint32_t) (1 <<
 695			header->gpio_pin[i].gpio_bitshift);
 696		info->mask_y = info->mask + 2;
 697		info->mask_en = info->mask + 1;
 698		info->mask_mask = info->mask - 1;
 699
 700		return BP_RESULT_OK;
 701	}
 702
 703	return BP_RESULT_NORECORD;
 704}
 705
 706static struct device_id device_type_from_device_id(uint16_t device_id)
 707{
 708
 709	struct device_id result_device_id;
 710
 711	result_device_id.raw_device_tag = device_id;
 712
 713	switch (device_id) {
 714	case ATOM_DISPLAY_LCD1_SUPPORT:
 715		result_device_id.device_type = DEVICE_TYPE_LCD;
 716		result_device_id.enum_id = 1;
 717		break;
 718
 719	case ATOM_DISPLAY_LCD2_SUPPORT:
 720		result_device_id.device_type = DEVICE_TYPE_LCD;
 721		result_device_id.enum_id = 2;
 722		break;
 723
 724	case ATOM_DISPLAY_DFP1_SUPPORT:
 725		result_device_id.device_type = DEVICE_TYPE_DFP;
 726		result_device_id.enum_id = 1;
 727		break;
 728
 729	case ATOM_DISPLAY_DFP2_SUPPORT:
 730		result_device_id.device_type = DEVICE_TYPE_DFP;
 731		result_device_id.enum_id = 2;
 732		break;
 733
 734	case ATOM_DISPLAY_DFP3_SUPPORT:
 735		result_device_id.device_type = DEVICE_TYPE_DFP;
 736		result_device_id.enum_id = 3;
 737		break;
 738
 739	case ATOM_DISPLAY_DFP4_SUPPORT:
 740		result_device_id.device_type = DEVICE_TYPE_DFP;
 741		result_device_id.enum_id = 4;
 742		break;
 743
 744	case ATOM_DISPLAY_DFP5_SUPPORT:
 745		result_device_id.device_type = DEVICE_TYPE_DFP;
 746		result_device_id.enum_id = 5;
 747		break;
 748
 749	case ATOM_DISPLAY_DFP6_SUPPORT:
 750		result_device_id.device_type = DEVICE_TYPE_DFP;
 751		result_device_id.enum_id = 6;
 752		break;
 753
 754	default:
 755		BREAK_TO_DEBUGGER(); /* Invalid device Id */
 756		result_device_id.device_type = DEVICE_TYPE_UNKNOWN;
 757		result_device_id.enum_id = 0;
 758	}
 759	return result_device_id;
 760}
 761
 762static enum bp_result bios_parser_get_device_tag(
 763	struct dc_bios *dcb,
 764	struct graphics_object_id connector_object_id,
 765	uint32_t device_tag_index,
 766	struct connector_device_tag_info *info)
 767{
 768	struct bios_parser *bp = BP_FROM_DCB(dcb);
 769	struct atom_display_object_path_v2 *object;
 770
 771	struct atom_display_object_path_v3 *object_path_v3;
 772
 773
 774	if (!info)
 775		return BP_RESULT_BADINPUT;
 776
 777	switch (bp->object_info_tbl.revision.minor) {
 778	case 4:
 779	default:
 780	        /* getBiosObject will return MXM object */
 781		object = get_bios_object(bp, connector_object_id);
 782
 783		if (!object) {
 784			BREAK_TO_DEBUGGER(); /* Invalid object id */
 785			return BP_RESULT_BADINPUT;
 786		}
 787
 788		info->acpi_device = 0; /* BIOS no longer provides this */
 789		info->dev_id = device_type_from_device_id(object->device_tag);
 790		break;
 791	case 5:
 792		object_path_v3 = get_bios_object_from_path_v3(bp, connector_object_id);
 793
 794		if (!object_path_v3) {
 795			BREAK_TO_DEBUGGER(); /* Invalid object id */
 796			return BP_RESULT_BADINPUT;
 797		}
 798		info->acpi_device = 0; /* BIOS no longer provides this */
 799		info->dev_id = device_type_from_device_id(object_path_v3->device_tag);
 800		break;
 801	}
 802
 
 
 
 803	return BP_RESULT_OK;
 804}
 805
 806static enum bp_result get_ss_info_v4_1(
 807	struct bios_parser *bp,
 808	uint32_t id,
 809	uint32_t index,
 810	struct spread_spectrum_info *ss_info)
 811{
 812	enum bp_result result = BP_RESULT_OK;
 813	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
 814	struct atom_smu_info_v3_3 *smu_info = NULL;
 815
 816	if (!ss_info)
 817		return BP_RESULT_BADINPUT;
 818
 819	if (!DATA_TABLES(dce_info))
 820		return BP_RESULT_BADBIOSTABLE;
 821
 822	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_1,
 823							DATA_TABLES(dce_info));
 824	if (!disp_cntl_tbl)
 825		return BP_RESULT_BADBIOSTABLE;
 826
 827
 828	ss_info->type.STEP_AND_DELAY_INFO = false;
 829	ss_info->spread_percentage_divider = 1000;
 830	/* BIOS no longer uses target clock.  Always enable for now */
 831	ss_info->target_clock_range = 0xffffffff;
 832
 833	switch (id) {
 834	case AS_SIGNAL_TYPE_DVI:
 835		ss_info->spread_spectrum_percentage =
 836				disp_cntl_tbl->dvi_ss_percentage;
 837		ss_info->spread_spectrum_range =
 838				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 839		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 840			ss_info->type.CENTER_MODE = true;
 841
 842		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 843		break;
 844	case AS_SIGNAL_TYPE_HDMI:
 845		ss_info->spread_spectrum_percentage =
 846				disp_cntl_tbl->hdmi_ss_percentage;
 847		ss_info->spread_spectrum_range =
 848				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 849		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 850			ss_info->type.CENTER_MODE = true;
 851
 852		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 853		break;
 854	/* TODO LVDS not support anymore? */
 855	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 856		ss_info->spread_spectrum_percentage =
 857				disp_cntl_tbl->dp_ss_percentage;
 858		ss_info->spread_spectrum_range =
 859				disp_cntl_tbl->dp_ss_rate_10hz * 10;
 860		if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 861			ss_info->type.CENTER_MODE = true;
 862
 863		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 864		break;
 865	case AS_SIGNAL_TYPE_GPU_PLL:
 866		/* atom_firmware: DAL only get data from dce_info table.
 867		 * if data within smu_info is needed for DAL, VBIOS should
 868		 * copy it into dce_info
 869		 */
 870		result = BP_RESULT_UNSUPPORTED;
 871		break;
 872	case AS_SIGNAL_TYPE_XGMI:
 873		smu_info =  GET_IMAGE(struct atom_smu_info_v3_3,
 874				      DATA_TABLES(smu_info));
 875		if (!smu_info)
 876			return BP_RESULT_BADBIOSTABLE;
 877		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 878		ss_info->spread_spectrum_percentage =
 879				smu_info->waflclk_ss_percentage;
 880		ss_info->spread_spectrum_range =
 881				smu_info->gpuclk_ss_rate_10hz * 10;
 882		if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 883			ss_info->type.CENTER_MODE = true;
 884
 885		DC_LOG_BIOS("AS_SIGNAL_TYPE_XGMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 886		break;
 887	default:
 888		result = BP_RESULT_UNSUPPORTED;
 889	}
 890
 891	return result;
 892}
 893
 894static enum bp_result get_ss_info_v4_2(
 895	struct bios_parser *bp,
 896	uint32_t id,
 897	uint32_t index,
 898	struct spread_spectrum_info *ss_info)
 899{
 900	enum bp_result result = BP_RESULT_OK;
 901	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
 902	struct atom_smu_info_v3_1 *smu_info = NULL;
 903
 904	if (!ss_info)
 905		return BP_RESULT_BADINPUT;
 906
 907	if (!DATA_TABLES(dce_info))
 908		return BP_RESULT_BADBIOSTABLE;
 909
 910	if (!DATA_TABLES(smu_info))
 911		return BP_RESULT_BADBIOSTABLE;
 912
 913	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_2,
 914							DATA_TABLES(dce_info));
 915	if (!disp_cntl_tbl)
 916		return BP_RESULT_BADBIOSTABLE;
 917
 918	smu_info =  GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info));
 919	if (!smu_info)
 920		return BP_RESULT_BADBIOSTABLE;
 921
 922	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info->gpuclk_ss_percentage);
 923	ss_info->type.STEP_AND_DELAY_INFO = false;
 924	ss_info->spread_percentage_divider = 1000;
 925	/* BIOS no longer uses target clock.  Always enable for now */
 926	ss_info->target_clock_range = 0xffffffff;
 927
 928	switch (id) {
 929	case AS_SIGNAL_TYPE_DVI:
 930		ss_info->spread_spectrum_percentage =
 931				disp_cntl_tbl->dvi_ss_percentage;
 932		ss_info->spread_spectrum_range =
 933				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
 934		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 935			ss_info->type.CENTER_MODE = true;
 936
 937		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 938		break;
 939	case AS_SIGNAL_TYPE_HDMI:
 940		ss_info->spread_spectrum_percentage =
 941				disp_cntl_tbl->hdmi_ss_percentage;
 942		ss_info->spread_spectrum_range =
 943				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
 944		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 945			ss_info->type.CENTER_MODE = true;
 946
 947		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 948		break;
 949	/* TODO LVDS not support anymore? */
 950	case AS_SIGNAL_TYPE_DISPLAY_PORT:
 951		ss_info->spread_spectrum_percentage =
 952				smu_info->gpuclk_ss_percentage;
 953		ss_info->spread_spectrum_range =
 954				smu_info->gpuclk_ss_rate_10hz * 10;
 955		if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
 956			ss_info->type.CENTER_MODE = true;
 957
 958		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
 959		break;
 960	case AS_SIGNAL_TYPE_GPU_PLL:
 961		/* atom_firmware: DAL only get data from dce_info table.
 962		 * if data within smu_info is needed for DAL, VBIOS should
 963		 * copy it into dce_info
 964		 */
 965		result = BP_RESULT_UNSUPPORTED;
 966		break;
 967	default:
 968		result = BP_RESULT_UNSUPPORTED;
 969	}
 970
 971	return result;
 972}
 973
 974static enum bp_result get_ss_info_v4_5(
 975	struct bios_parser *bp,
 976	uint32_t id,
 977	uint32_t index,
 978	struct spread_spectrum_info *ss_info)
 979{
 980	enum bp_result result = BP_RESULT_OK;
 981	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
 982
 983	if (!ss_info)
 984		return BP_RESULT_BADINPUT;
 985
 986	if (!DATA_TABLES(dce_info))
 987		return BP_RESULT_BADBIOSTABLE;
 988
 989	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
 990							DATA_TABLES(dce_info));
 991	if (!disp_cntl_tbl)
 992		return BP_RESULT_BADBIOSTABLE;
 993
 994	ss_info->type.STEP_AND_DELAY_INFO = false;
 995	ss_info->spread_percentage_divider = 1000;
 996	/* BIOS no longer uses target clock.  Always enable for now */
 997	ss_info->target_clock_range = 0xffffffff;
 998
 999	switch (id) {
1000	case AS_SIGNAL_TYPE_DVI:
1001		ss_info->spread_spectrum_percentage =
1002				disp_cntl_tbl->dvi_ss_percentage;
1003		ss_info->spread_spectrum_range =
1004				disp_cntl_tbl->dvi_ss_rate_10hz * 10;
1005		if (disp_cntl_tbl->dvi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1006			ss_info->type.CENTER_MODE = true;
1007
1008		DC_LOG_BIOS("AS_SIGNAL_TYPE_DVI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1009		break;
1010	case AS_SIGNAL_TYPE_HDMI:
1011		ss_info->spread_spectrum_percentage =
1012				disp_cntl_tbl->hdmi_ss_percentage;
1013		ss_info->spread_spectrum_range =
1014				disp_cntl_tbl->hdmi_ss_rate_10hz * 10;
1015		if (disp_cntl_tbl->hdmi_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1016			ss_info->type.CENTER_MODE = true;
1017
1018		DC_LOG_BIOS("AS_SIGNAL_TYPE_HDMI ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1019		break;
1020	case AS_SIGNAL_TYPE_DISPLAY_PORT:
1021		if (bp->base.integrated_info) {
1022			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", bp->base.integrated_info->gpuclk_ss_percentage);
1023			ss_info->spread_spectrum_percentage =
1024					bp->base.integrated_info->gpuclk_ss_percentage;
1025			ss_info->type.CENTER_MODE =
1026					bp->base.integrated_info->gpuclk_ss_type;
1027		} else {
1028			ss_info->spread_spectrum_percentage =
1029				disp_cntl_tbl->dp_ss_percentage;
1030			ss_info->spread_spectrum_range =
1031				disp_cntl_tbl->dp_ss_rate_10hz * 10;
1032			if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE)
1033				ss_info->type.CENTER_MODE = true;
1034		}
1035		DC_LOG_BIOS("AS_SIGNAL_TYPE_DISPLAY_PORT ss_percentage: %d\n", ss_info->spread_spectrum_percentage);
1036		break;
1037	case AS_SIGNAL_TYPE_GPU_PLL:
1038		/* atom_smu_info_v4_0 does not have fields for SS for SMU Display PLL anymore.
1039		 * SMU Display PLL supposed to be without spread.
1040		 * Better place for it would be in atom_display_controller_info_v4_5 table.
1041		 */
1042		result = BP_RESULT_UNSUPPORTED;
1043		break;
1044	default:
1045		result = BP_RESULT_UNSUPPORTED;
1046		break;
1047	}
1048
1049	return result;
1050}
1051
1052/**
1053 * bios_parser_get_spread_spectrum_info
1054 * Get spread spectrum information from the ASIC_InternalSS_Info(ver 2.1 or
1055 * ver 3.1) or SS_Info table from the VBIOS. Currently ASIC_InternalSS_Info
1056 * ver 2.1 can co-exist with SS_Info table. Expect ASIC_InternalSS_Info
1057 * ver 3.1,
1058 * there is only one entry for each signal /ss id.  However, there is
1059 * no planning of supporting multiple spread Sprectum entry for EverGreen
1060 * @dcb:     pointer to the DC BIOS
1061 * @signal:  ASSignalType to be converted to info index
1062 * @index:   number of entries that match the converted info index
1063 * @ss_info: sprectrum information structure,
1064 * return: Bios parser result code
1065 */
1066static enum bp_result bios_parser_get_spread_spectrum_info(
1067	struct dc_bios *dcb,
1068	enum as_signal_type signal,
1069	uint32_t index,
1070	struct spread_spectrum_info *ss_info)
1071{
1072	struct bios_parser *bp = BP_FROM_DCB(dcb);
1073	enum bp_result result = BP_RESULT_UNSUPPORTED;
1074	struct atom_common_table_header *header;
1075	struct atom_data_revision tbl_revision;
1076
1077	if (!ss_info) /* check for bad input */
1078		return BP_RESULT_BADINPUT;
1079
1080	if (!DATA_TABLES(dce_info))
1081		return BP_RESULT_UNSUPPORTED;
1082
1083	header = GET_IMAGE(struct atom_common_table_header,
1084						DATA_TABLES(dce_info));
1085	get_atom_data_table_revision(header, &tbl_revision);
1086
1087	switch (tbl_revision.major) {
1088	case 4:
1089		switch (tbl_revision.minor) {
1090		case 1:
1091			return get_ss_info_v4_1(bp, signal, index, ss_info);
1092		case 2:
1093		case 3:
1094		case 4:
1095			return get_ss_info_v4_2(bp, signal, index, ss_info);
1096		case 5:
1097			return get_ss_info_v4_5(bp, signal, index, ss_info);
1098
1099		default:
1100			ASSERT(0);
1101			break;
1102		}
1103		break;
1104	default:
1105		break;
1106	}
1107	/* there can not be more then one entry for SS Info table */
1108	return result;
1109}
1110
1111static enum bp_result get_soc_bb_info_v4_4(
1112	struct bios_parser *bp,
1113	struct bp_soc_bb_info *soc_bb_info)
1114{
1115	enum bp_result result = BP_RESULT_OK;
1116	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1117
1118	if (!soc_bb_info)
1119		return BP_RESULT_BADINPUT;
1120
1121	if (!DATA_TABLES(dce_info))
1122		return BP_RESULT_BADBIOSTABLE;
1123
1124	if (!DATA_TABLES(smu_info))
1125		return BP_RESULT_BADBIOSTABLE;
1126
1127	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_4,
1128							DATA_TABLES(dce_info));
1129	if (!disp_cntl_tbl)
1130		return BP_RESULT_BADBIOSTABLE;
1131
1132	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1133	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1134	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1135
1136	return result;
1137}
1138
1139static enum bp_result get_soc_bb_info_v4_5(
1140	struct bios_parser *bp,
1141	struct bp_soc_bb_info *soc_bb_info)
1142{
1143	enum bp_result result = BP_RESULT_OK;
1144	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1145
1146	if (!soc_bb_info)
1147		return BP_RESULT_BADINPUT;
1148
1149	if (!DATA_TABLES(dce_info))
1150		return BP_RESULT_BADBIOSTABLE;
1151
1152	disp_cntl_tbl =  GET_IMAGE(struct atom_display_controller_info_v4_5,
1153							DATA_TABLES(dce_info));
1154	if (!disp_cntl_tbl)
1155		return BP_RESULT_BADBIOSTABLE;
1156
1157	soc_bb_info->dram_clock_change_latency_100ns = disp_cntl_tbl->max_mclk_chg_lat;
1158	soc_bb_info->dram_sr_enter_exit_latency_100ns = disp_cntl_tbl->max_sr_enter_exit_lat;
1159	soc_bb_info->dram_sr_exit_latency_100ns = disp_cntl_tbl->max_sr_exit_lat;
1160
1161	return result;
1162}
1163
1164static enum bp_result bios_parser_get_soc_bb_info(
1165	struct dc_bios *dcb,
1166	struct bp_soc_bb_info *soc_bb_info)
1167{
1168	struct bios_parser *bp = BP_FROM_DCB(dcb);
1169	enum bp_result result = BP_RESULT_UNSUPPORTED;
1170	struct atom_common_table_header *header;
1171	struct atom_data_revision tbl_revision;
1172
1173	if (!soc_bb_info) /* check for bad input */
1174		return BP_RESULT_BADINPUT;
1175
1176	if (!DATA_TABLES(dce_info))
1177		return BP_RESULT_UNSUPPORTED;
1178
1179	header = GET_IMAGE(struct atom_common_table_header,
1180						DATA_TABLES(dce_info));
1181	get_atom_data_table_revision(header, &tbl_revision);
1182
1183	switch (tbl_revision.major) {
1184	case 4:
1185		switch (tbl_revision.minor) {
1186		case 1:
1187		case 2:
1188		case 3:
1189			break;
1190		case 4:
1191			result = get_soc_bb_info_v4_4(bp, soc_bb_info);
1192			break;
1193		case 5:
1194			result = get_soc_bb_info_v4_5(bp, soc_bb_info);
1195			break;
1196		default:
1197			break;
1198		}
1199		break;
1200	default:
1201		break;
1202	}
1203
1204	return result;
1205}
1206
1207static enum bp_result get_disp_caps_v4_1(
1208	struct bios_parser *bp,
1209	uint8_t *dce_caps)
1210{
1211	enum bp_result result = BP_RESULT_OK;
1212	struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL;
1213
1214	if (!dce_caps)
1215		return BP_RESULT_BADINPUT;
1216
1217	if (!DATA_TABLES(dce_info))
1218		return BP_RESULT_BADBIOSTABLE;
1219
1220	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1,
1221							DATA_TABLES(dce_info));
1222
1223	if (!disp_cntl_tbl)
1224		return BP_RESULT_BADBIOSTABLE;
1225
1226	*dce_caps = disp_cntl_tbl->display_caps;
1227
1228	return result;
1229}
1230
1231static enum bp_result get_disp_caps_v4_2(
1232	struct bios_parser *bp,
1233	uint8_t *dce_caps)
1234{
1235	enum bp_result result = BP_RESULT_OK;
1236	struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL;
1237
1238	if (!dce_caps)
1239		return BP_RESULT_BADINPUT;
1240
1241	if (!DATA_TABLES(dce_info))
1242		return BP_RESULT_BADBIOSTABLE;
1243
1244	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2,
1245							DATA_TABLES(dce_info));
1246
1247	if (!disp_cntl_tbl)
1248		return BP_RESULT_BADBIOSTABLE;
1249
1250	*dce_caps = disp_cntl_tbl->display_caps;
1251
1252	return result;
1253}
1254
1255static enum bp_result get_disp_caps_v4_3(
1256	struct bios_parser *bp,
1257	uint8_t *dce_caps)
1258{
1259	enum bp_result result = BP_RESULT_OK;
1260	struct atom_display_controller_info_v4_3 *disp_cntl_tbl = NULL;
1261
1262	if (!dce_caps)
1263		return BP_RESULT_BADINPUT;
1264
1265	if (!DATA_TABLES(dce_info))
1266		return BP_RESULT_BADBIOSTABLE;
1267
1268	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_3,
1269							DATA_TABLES(dce_info));
1270
1271	if (!disp_cntl_tbl)
1272		return BP_RESULT_BADBIOSTABLE;
1273
1274	*dce_caps = disp_cntl_tbl->display_caps;
1275
1276	return result;
1277}
1278
1279static enum bp_result get_disp_caps_v4_4(
1280	struct bios_parser *bp,
1281	uint8_t *dce_caps)
1282{
1283	enum bp_result result = BP_RESULT_OK;
1284	struct atom_display_controller_info_v4_4 *disp_cntl_tbl = NULL;
1285
1286	if (!dce_caps)
1287		return BP_RESULT_BADINPUT;
1288
1289	if (!DATA_TABLES(dce_info))
1290		return BP_RESULT_BADBIOSTABLE;
1291
1292	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_4,
1293							DATA_TABLES(dce_info));
1294
1295	if (!disp_cntl_tbl)
1296		return BP_RESULT_BADBIOSTABLE;
1297
1298	*dce_caps = disp_cntl_tbl->display_caps;
1299
1300	return result;
1301}
1302
1303static enum bp_result get_disp_caps_v4_5(
1304	struct bios_parser *bp,
1305	uint8_t *dce_caps)
1306{
1307	enum bp_result result = BP_RESULT_OK;
1308	struct atom_display_controller_info_v4_5 *disp_cntl_tbl = NULL;
1309
1310	if (!dce_caps)
1311		return BP_RESULT_BADINPUT;
1312
1313	if (!DATA_TABLES(dce_info))
1314		return BP_RESULT_BADBIOSTABLE;
1315
1316	disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_5,
1317							DATA_TABLES(dce_info));
1318
1319	if (!disp_cntl_tbl)
1320		return BP_RESULT_BADBIOSTABLE;
1321
1322	*dce_caps = disp_cntl_tbl->display_caps;
1323
1324	return result;
1325}
1326
1327static enum bp_result bios_parser_get_lttpr_interop(
1328	struct dc_bios *dcb,
1329	uint8_t *dce_caps)
1330{
1331	struct bios_parser *bp = BP_FROM_DCB(dcb);
1332	enum bp_result result = BP_RESULT_UNSUPPORTED;
1333	struct atom_common_table_header *header;
1334	struct atom_data_revision tbl_revision;
1335
1336	if (!DATA_TABLES(dce_info))
1337		return BP_RESULT_UNSUPPORTED;
1338
1339	header = GET_IMAGE(struct atom_common_table_header,
1340						DATA_TABLES(dce_info));
1341	get_atom_data_table_revision(header, &tbl_revision);
1342	switch (tbl_revision.major) {
1343	case 4:
1344		switch (tbl_revision.minor) {
1345		case 1:
1346			result = get_disp_caps_v4_1(bp, dce_caps);
1347			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1348			break;
1349		case 2:
1350			result = get_disp_caps_v4_2(bp, dce_caps);
1351			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1352			break;
1353		case 3:
1354			result = get_disp_caps_v4_3(bp, dce_caps);
1355			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1356			break;
1357		case 4:
1358			result = get_disp_caps_v4_4(bp, dce_caps);
1359			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1360			break;
1361		case 5:
1362			result = get_disp_caps_v4_5(bp, dce_caps);
1363			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE);
1364			break;
1365
1366		default:
1367			break;
1368		}
1369		break;
1370	default:
1371		break;
1372	}
1373	DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);
1374	return result;
1375}
1376
1377static enum bp_result bios_parser_get_lttpr_caps(
1378	struct dc_bios *dcb,
1379	uint8_t *dce_caps)
1380{
1381	struct bios_parser *bp = BP_FROM_DCB(dcb);
1382	enum bp_result result = BP_RESULT_UNSUPPORTED;
1383	struct atom_common_table_header *header;
1384	struct atom_data_revision tbl_revision;
1385
1386	if (!DATA_TABLES(dce_info))
1387		return BP_RESULT_UNSUPPORTED;
1388
1389	*dce_caps  = 0;
1390	header = GET_IMAGE(struct atom_common_table_header,
1391						DATA_TABLES(dce_info));
1392	get_atom_data_table_revision(header, &tbl_revision);
1393	switch (tbl_revision.major) {
1394	case 4:
1395		switch (tbl_revision.minor) {
1396		case 1:
1397			result = get_disp_caps_v4_1(bp, dce_caps);
1398			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1399			break;
1400		case 2:
1401			result = get_disp_caps_v4_2(bp, dce_caps);
1402			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1403			break;
1404		case 3:
1405			result = get_disp_caps_v4_3(bp, dce_caps);
1406			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1407			break;
1408		case 4:
1409			result = get_disp_caps_v4_4(bp, dce_caps);
1410			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1411			break;
1412		case 5:
1413			result = get_disp_caps_v4_5(bp, dce_caps);
1414			*dce_caps = !!(*dce_caps & DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE);
1415			break;
1416		default:
1417			break;
1418		}
1419		break;
1420	default:
1421		break;
1422	}
1423	DC_LOG_BIOS("DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE: %d tbl_revision.major = %d tbl_revision.minor = %d\n", *dce_caps, tbl_revision.major, tbl_revision.minor);
1424	if (dcb->ctx->dc->config.force_bios_enable_lttpr && *dce_caps == 0) {
1425		*dce_caps = 1;
1426		DC_LOG_BIOS("DCE_INFO_CAPS_VBIOS_LTTPR_TRANSPARENT_ENABLE: forced enabled");
1427	}
1428	return result;
1429}
1430
1431static enum bp_result get_embedded_panel_info_v2_1(
1432		struct bios_parser *bp,
1433		struct embedded_panel_info *info)
1434{
1435	struct lcd_info_v2_1 *lvds;
1436
1437	if (!info)
1438		return BP_RESULT_BADINPUT;
1439
1440	if (!DATA_TABLES(lcd_info))
1441		return BP_RESULT_UNSUPPORTED;
1442
1443	lvds = GET_IMAGE(struct lcd_info_v2_1, DATA_TABLES(lcd_info));
1444
1445	if (!lvds)
1446		return BP_RESULT_BADBIOSTABLE;
1447
1448	/* TODO: previous vv1_3, should v2_1 */
1449	if (!((lvds->table_header.format_revision == 2)
1450			&& (lvds->table_header.content_revision >= 1)))
1451		return BP_RESULT_UNSUPPORTED;
1452
1453	memset(info, 0, sizeof(struct embedded_panel_info));
1454
1455	/* We need to convert from 10KHz units into KHz units */
1456	info->lcd_timing.pixel_clk = le16_to_cpu(lvds->lcd_timing.pixclk) * 10;
 
1457	/* usHActive does not include borders, according to VBIOS team */
1458	info->lcd_timing.horizontal_addressable = le16_to_cpu(lvds->lcd_timing.h_active);
 
1459	/* usHBlanking_Time includes borders, so we should really be
1460	 * subtractingborders duing this translation, but LVDS generally
1461	 * doesn't have borders, so we should be okay leaving this as is for
1462	 * now.  May need to revisit if we ever have LVDS with borders
1463	 */
1464	info->lcd_timing.horizontal_blanking_time = le16_to_cpu(lvds->lcd_timing.h_blanking_time);
 
1465	/* usVActive does not include borders, according to VBIOS team*/
1466	info->lcd_timing.vertical_addressable = le16_to_cpu(lvds->lcd_timing.v_active);
 
1467	/* usVBlanking_Time includes borders, so we should really be
1468	 * subtracting borders duing this translation, but LVDS generally
1469	 * doesn't have borders, so we should be okay leaving this as is for
1470	 * now. May need to revisit if we ever have LVDS with borders
1471	 */
1472	info->lcd_timing.vertical_blanking_time = le16_to_cpu(lvds->lcd_timing.v_blanking_time);
1473	info->lcd_timing.horizontal_sync_offset = le16_to_cpu(lvds->lcd_timing.h_sync_offset);
1474	info->lcd_timing.horizontal_sync_width = le16_to_cpu(lvds->lcd_timing.h_sync_width);
1475	info->lcd_timing.vertical_sync_offset = le16_to_cpu(lvds->lcd_timing.v_sync_offset);
1476	info->lcd_timing.vertical_sync_width = le16_to_cpu(lvds->lcd_timing.v_syncwidth);
 
 
 
 
 
1477	info->lcd_timing.horizontal_border = lvds->lcd_timing.h_border;
1478	info->lcd_timing.vertical_border = lvds->lcd_timing.v_border;
1479
1480	/* not provided by VBIOS */
1481	info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0;
1482
1483	info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
1484			& ATOM_HSYNC_POLARITY);
1485	info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
1486			& ATOM_VSYNC_POLARITY);
 
 
1487
1488	/* not provided by VBIOS */
1489	info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0;
1490
1491	info->lcd_timing.misc_info.H_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1492			& ATOM_H_REPLICATIONBY2);
1493	info->lcd_timing.misc_info.V_REPLICATION_BY2 = !!(lvds->lcd_timing.miscinfo
1494			& ATOM_V_REPLICATIONBY2);
1495	info->lcd_timing.misc_info.COMPOSITE_SYNC = !!(lvds->lcd_timing.miscinfo
1496			& ATOM_COMPOSITESYNC);
1497	info->lcd_timing.misc_info.INTERLACE = !!(lvds->lcd_timing.miscinfo & ATOM_INTERLACE);
 
1498
1499	/* not provided by VBIOS*/
1500	info->lcd_timing.misc_info.DOUBLE_CLOCK = 0;
1501	/* not provided by VBIOS*/
1502	info->ss_id = 0;
1503
1504	info->realtek_eDPToLVDS = !!(lvds->dplvdsrxid == eDP_TO_LVDS_REALTEK_ID);
 
1505
1506	return BP_RESULT_OK;
1507}
1508
1509static enum bp_result bios_parser_get_embedded_panel_info(
1510		struct dc_bios *dcb,
1511		struct embedded_panel_info *info)
1512{
1513	struct bios_parser
1514	*bp = BP_FROM_DCB(dcb);
1515	struct atom_common_table_header *header;
1516	struct atom_data_revision tbl_revision;
1517
1518	if (!DATA_TABLES(lcd_info))
1519		return BP_RESULT_FAILURE;
1520
1521	header = GET_IMAGE(struct atom_common_table_header, DATA_TABLES(lcd_info));
 
1522
1523	if (!header)
1524		return BP_RESULT_BADBIOSTABLE;
1525
1526	get_atom_data_table_revision(header, &tbl_revision);
1527
 
1528	switch (tbl_revision.major) {
1529	case 2:
1530		switch (tbl_revision.minor) {
1531		case 1:
1532			return get_embedded_panel_info_v2_1(bp, info);
1533		default:
1534			break;
1535		}
1536		break;
1537	default:
1538		break;
1539	}
1540
1541	return BP_RESULT_FAILURE;
1542}
1543
1544static uint32_t get_support_mask_for_device_id(struct device_id device_id)
1545{
1546	enum dal_device_type device_type = device_id.device_type;
1547	uint32_t enum_id = device_id.enum_id;
1548
1549	switch (device_type) {
1550	case DEVICE_TYPE_LCD:
1551		switch (enum_id) {
1552		case 1:
1553			return ATOM_DISPLAY_LCD1_SUPPORT;
1554		default:
1555			break;
1556		}
1557		break;
1558	case DEVICE_TYPE_DFP:
1559		switch (enum_id) {
1560		case 1:
1561			return ATOM_DISPLAY_DFP1_SUPPORT;
1562		case 2:
1563			return ATOM_DISPLAY_DFP2_SUPPORT;
1564		case 3:
1565			return ATOM_DISPLAY_DFP3_SUPPORT;
1566		case 4:
1567			return ATOM_DISPLAY_DFP4_SUPPORT;
1568		case 5:
1569			return ATOM_DISPLAY_DFP5_SUPPORT;
1570		case 6:
1571			return ATOM_DISPLAY_DFP6_SUPPORT;
1572		default:
1573			break;
1574		}
1575		break;
1576	default:
1577		break;
1578	}
1579
1580	/* Unidentified device ID, return empty support mask. */
1581	return 0;
1582}
1583
1584static bool bios_parser_is_device_id_supported(
1585	struct dc_bios *dcb,
1586	struct device_id id)
1587{
1588	struct bios_parser *bp = BP_FROM_DCB(dcb);
1589
1590	uint32_t mask = get_support_mask_for_device_id(id);
1591
1592	switch (bp->object_info_tbl.revision.minor) {
1593	case 4:
1594	default:
1595		return (le16_to_cpu(bp->object_info_tbl.v1_4->supporteddevices) & mask) != 0;
1596		break;
1597	case 5:
1598		return (le16_to_cpu(bp->object_info_tbl.v1_5->supporteddevices) & mask) != 0;
1599		break;
1600	}
1601}
1602
1603static uint32_t bios_parser_get_ss_entry_number(
1604	struct dc_bios *dcb,
1605	enum as_signal_type signal)
1606{
1607	/* TODO: DAL2 atomfirmware implementation does not need this.
1608	 * why DAL3 need this?
1609	 */
1610	return 1;
1611}
1612
1613static enum bp_result bios_parser_transmitter_control(
1614	struct dc_bios *dcb,
1615	struct bp_transmitter_control *cntl)
1616{
1617	struct bios_parser *bp = BP_FROM_DCB(dcb);
1618
1619	if (!bp->cmd_tbl.transmitter_control)
1620		return BP_RESULT_FAILURE;
1621
1622	return bp->cmd_tbl.transmitter_control(bp, cntl);
1623}
1624
1625static enum bp_result bios_parser_encoder_control(
1626	struct dc_bios *dcb,
1627	struct bp_encoder_control *cntl)
1628{
1629	struct bios_parser *bp = BP_FROM_DCB(dcb);
1630
1631	if (!bp->cmd_tbl.dig_encoder_control)
1632		return BP_RESULT_FAILURE;
1633
1634	return bp->cmd_tbl.dig_encoder_control(bp, cntl);
1635}
1636
1637static enum bp_result bios_parser_set_pixel_clock(
1638	struct dc_bios *dcb,
1639	struct bp_pixel_clock_parameters *bp_params)
1640{
1641	struct bios_parser *bp = BP_FROM_DCB(dcb);
1642
1643	if (!bp->cmd_tbl.set_pixel_clock)
1644		return BP_RESULT_FAILURE;
1645
1646	return bp->cmd_tbl.set_pixel_clock(bp, bp_params);
1647}
1648
1649static enum bp_result bios_parser_set_dce_clock(
1650	struct dc_bios *dcb,
1651	struct bp_set_dce_clock_parameters *bp_params)
1652{
1653	struct bios_parser *bp = BP_FROM_DCB(dcb);
1654
1655	if (!bp->cmd_tbl.set_dce_clock)
1656		return BP_RESULT_FAILURE;
1657
1658	return bp->cmd_tbl.set_dce_clock(bp, bp_params);
1659}
1660
 
 
 
 
 
 
 
 
 
 
 
1661static enum bp_result bios_parser_program_crtc_timing(
1662	struct dc_bios *dcb,
1663	struct bp_hw_crtc_timing_parameters *bp_params)
1664{
1665	struct bios_parser *bp = BP_FROM_DCB(dcb);
1666
1667	if (!bp->cmd_tbl.set_crtc_timing)
1668		return BP_RESULT_FAILURE;
1669
1670	return bp->cmd_tbl.set_crtc_timing(bp, bp_params);
1671}
1672
1673static enum bp_result bios_parser_enable_crtc(
1674	struct dc_bios *dcb,
1675	enum controller_id id,
1676	bool enable)
1677{
1678	struct bios_parser *bp = BP_FROM_DCB(dcb);
1679
1680	if (!bp->cmd_tbl.enable_crtc)
1681		return BP_RESULT_FAILURE;
1682
1683	return bp->cmd_tbl.enable_crtc(bp, id, enable);
1684}
1685
1686static enum bp_result bios_parser_enable_disp_power_gating(
1687	struct dc_bios *dcb,
1688	enum controller_id controller_id,
1689	enum bp_pipe_control_action action)
1690{
1691	struct bios_parser *bp = BP_FROM_DCB(dcb);
1692
1693	if (!bp->cmd_tbl.enable_disp_power_gating)
1694		return BP_RESULT_FAILURE;
1695
1696	return bp->cmd_tbl.enable_disp_power_gating(bp, controller_id,
1697		action);
1698}
1699
1700static enum bp_result bios_parser_enable_lvtma_control(
1701	struct dc_bios *dcb,
1702	uint8_t uc_pwr_on,
1703	uint8_t pwrseq_instance,
1704	uint8_t bypass_panel_control_wait)
1705{
1706	struct bios_parser *bp = BP_FROM_DCB(dcb);
1707
1708	if (!bp->cmd_tbl.enable_lvtma_control)
1709		return BP_RESULT_FAILURE;
1710
1711	return bp->cmd_tbl.enable_lvtma_control(bp, uc_pwr_on, pwrseq_instance, bypass_panel_control_wait);
 
1712}
1713
1714static bool bios_parser_is_accelerated_mode(
1715	struct dc_bios *dcb)
1716{
1717	return bios_is_accelerated_mode(dcb);
1718}
1719
 
 
 
 
 
 
 
1720/**
1721 * bios_parser_set_scratch_critical_state - update critical state bit
1722 *                                          in VBIOS scratch register
 
 
1723 *
1724 * @dcb:   pointer to the DC BIO
1725 * @state: set or reset state
1726 */
1727static void bios_parser_set_scratch_critical_state(
1728	struct dc_bios *dcb,
1729	bool state)
1730{
1731	bios_set_scratch_critical_state(dcb, state);
1732}
1733
1734static enum bp_result bios_parser_get_firmware_info(
1735	struct dc_bios *dcb,
1736	struct dc_firmware_info *info)
1737{
1738	struct bios_parser *bp = BP_FROM_DCB(dcb);
1739	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
1740	struct atom_common_table_header *header;
1741
1742	struct atom_data_revision revision;
1743
1744	if (info && DATA_TABLES(firmwareinfo)) {
1745		header = GET_IMAGE(struct atom_common_table_header,
1746				DATA_TABLES(firmwareinfo));
1747		get_atom_data_table_revision(header, &revision);
1748		switch (revision.major) {
1749		case 3:
1750			switch (revision.minor) {
1751			case 1:
1752				result = get_firmware_info_v3_1(bp, info);
1753				break;
1754			case 2:
1755			case 3:
1756				result = get_firmware_info_v3_2(bp, info);
1757				break;
1758			case 4:
1759				result = get_firmware_info_v3_4(bp, info);
1760				break;
1761			case 5:
1762				result = get_firmware_info_v3_5(bp, info);
1763				break;
1764			default:
1765				break;
1766			}
1767			break;
1768		default:
1769			break;
1770		}
1771	}
1772
1773	return result;
1774}
1775
1776static enum bp_result get_firmware_info_v3_1(
1777	struct bios_parser *bp,
1778	struct dc_firmware_info *info)
1779{
1780	struct atom_firmware_info_v3_1 *firmware_info;
1781	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1782
1783	if (!info)
1784		return BP_RESULT_BADINPUT;
1785
1786	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_1,
1787			DATA_TABLES(firmwareinfo));
1788
1789	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1790			DATA_TABLES(dce_info));
1791
1792	if (!firmware_info || !dce_info)
1793		return BP_RESULT_BADBIOSTABLE;
1794
1795	memset(info, 0, sizeof(*info));
1796
1797	/* Pixel clock pll information. */
1798	 /* We need to convert from 10KHz units into KHz units */
1799	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1800	info->default_engine_clk = firmware_info->bootup_sclk_in10khz * 10;
1801
1802	 /* 27MHz for Vega10: */
1803	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1804
1805	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1806	if (info->pll_info.crystal_frequency == 0)
1807		info->pll_info.crystal_frequency = 27000;
1808	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1809	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1810	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1811
1812	/* Get GPU PLL VCO Clock */
1813
1814	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1815		/* VBIOS gives in 10KHz */
1816		info->smu_gpu_pll_output_freq =
1817				bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1818	}
1819
1820	info->oem_i2c_present = false;
1821
1822	return BP_RESULT_OK;
1823}
1824
1825static enum bp_result get_firmware_info_v3_2(
1826	struct bios_parser *bp,
1827	struct dc_firmware_info *info)
1828{
1829	struct atom_firmware_info_v3_2 *firmware_info;
1830	struct atom_display_controller_info_v4_1 *dce_info = NULL;
1831	struct atom_common_table_header *header;
1832	struct atom_data_revision revision;
1833	struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL;
1834	struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL;
1835
1836	if (!info)
1837		return BP_RESULT_BADINPUT;
1838
1839	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2,
1840			DATA_TABLES(firmwareinfo));
1841
1842	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
1843			DATA_TABLES(dce_info));
1844
1845	if (!firmware_info || !dce_info)
1846		return BP_RESULT_BADBIOSTABLE;
1847
1848	memset(info, 0, sizeof(*info));
1849
1850	header = GET_IMAGE(struct atom_common_table_header,
1851					DATA_TABLES(smu_info));
1852	get_atom_data_table_revision(header, &revision);
1853
1854	if (revision.minor == 2) {
1855		/* Vega12 */
1856		smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2,
1857							DATA_TABLES(smu_info));
 
1858		if (!smu_info_v3_2)
1859			return BP_RESULT_BADBIOSTABLE;
1860
1861		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_2->gpuclk_ss_percentage);
1862
1863		info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10;
1864	} else if (revision.minor == 3) {
1865		/* Vega20 */
1866		smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3,
1867							DATA_TABLES(smu_info));
 
1868		if (!smu_info_v3_3)
1869			return BP_RESULT_BADBIOSTABLE;
1870
1871		DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_3->gpuclk_ss_percentage);
1872
1873		info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10;
1874	}
1875
1876	 // We need to convert from 10KHz units into KHz units.
1877	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
1878
1879	 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */
1880	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
1881	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
1882	if (info->pll_info.crystal_frequency == 0) {
1883		if (revision.minor == 2)
1884			info->pll_info.crystal_frequency = 27000;
1885		else if (revision.minor == 3)
1886			info->pll_info.crystal_frequency = 100000;
1887	}
1888	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
1889	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
1890	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
1891
1892	/* Get GPU PLL VCO Clock */
1893	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
1894		if (revision.minor == 2)
1895			info->smu_gpu_pll_output_freq =
1896					bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
1897		else if (revision.minor == 3)
1898			info->smu_gpu_pll_output_freq =
1899					bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10;
1900	}
1901
1902	if (firmware_info->board_i2c_feature_id == 0x2) {
1903		info->oem_i2c_present = true;
1904		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
1905	} else {
1906		info->oem_i2c_present = false;
1907	}
1908
1909	return BP_RESULT_OK;
1910}
1911
1912static enum bp_result get_firmware_info_v3_4(
1913	struct bios_parser *bp,
1914	struct dc_firmware_info *info)
1915{
1916	struct atom_firmware_info_v3_4 *firmware_info;
1917	struct atom_common_table_header *header;
1918	struct atom_data_revision revision;
1919	struct atom_display_controller_info_v4_1 *dce_info_v4_1 = NULL;
1920	struct atom_display_controller_info_v4_4 *dce_info_v4_4 = NULL;
1921
1922	struct atom_smu_info_v3_5 *smu_info_v3_5 = NULL;
1923	struct atom_display_controller_info_v4_5 *dce_info_v4_5 = NULL;
1924	struct atom_smu_info_v4_0 *smu_info_v4_0 = NULL;
1925
1926	if (!info)
1927		return BP_RESULT_BADINPUT;
1928
1929	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_4,
1930			DATA_TABLES(firmwareinfo));
1931
1932	if (!firmware_info)
1933		return BP_RESULT_BADBIOSTABLE;
1934
1935	memset(info, 0, sizeof(*info));
1936
1937	header = GET_IMAGE(struct atom_common_table_header,
1938					DATA_TABLES(dce_info));
1939
1940	get_atom_data_table_revision(header, &revision);
1941
1942	switch (revision.major) {
1943	case 4:
1944		switch (revision.minor) {
1945		case 5:
1946			dce_info_v4_5 = GET_IMAGE(struct atom_display_controller_info_v4_5,
1947							DATA_TABLES(dce_info));
1948
1949			if (!dce_info_v4_5)
1950				return BP_RESULT_BADBIOSTABLE;
1951
1952			 /* 100MHz expected */
1953			info->pll_info.crystal_frequency = dce_info_v4_5->dce_refclk_10khz * 10;
1954			info->dp_phy_ref_clk             = dce_info_v4_5->dpphy_refclk_10khz * 10;
1955			 /* 50MHz expected */
1956			info->i2c_engine_ref_clk         = dce_info_v4_5->i2c_engine_refclk_10khz * 10;
1957
1958			/* For DCN32/321 Display PLL VCO Frequency from dce_info_v4_5 may not be reliable */
1959			break;
1960
1961		case 4:
1962			dce_info_v4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
1963							DATA_TABLES(dce_info));
1964
1965			if (!dce_info_v4_4)
1966				return BP_RESULT_BADBIOSTABLE;
1967
1968			/* 100MHz expected */
1969			info->pll_info.crystal_frequency = dce_info_v4_4->dce_refclk_10khz * 10;
1970			info->dp_phy_ref_clk             = dce_info_v4_4->dpphy_refclk_10khz * 10;
1971			/* 50MHz expected */
1972			info->i2c_engine_ref_clk         = dce_info_v4_4->i2c_engine_refclk_10khz * 10;
1973
1974			/* Get SMU Display PLL VCO Frequency in KHz*/
1975			info->smu_gpu_pll_output_freq =	dce_info_v4_4->dispclk_pll_vco_freq * 10;
1976			break;
1977
1978		default:
1979			/* should not come here, keep as backup, as was before */
1980			dce_info_v4_1 = GET_IMAGE(struct atom_display_controller_info_v4_1,
1981							DATA_TABLES(dce_info));
1982
1983			if (!dce_info_v4_1)
1984				return BP_RESULT_BADBIOSTABLE;
1985
1986			info->pll_info.crystal_frequency = dce_info_v4_1->dce_refclk_10khz * 10;
1987			info->dp_phy_ref_clk             = dce_info_v4_1->dpphy_refclk_10khz * 10;
1988			info->i2c_engine_ref_clk         = dce_info_v4_1->i2c_engine_refclk_10khz * 10;
1989			break;
1990		}
1991		break;
1992
1993	default:
1994		ASSERT(0);
1995		break;
1996	}
1997
1998	header = GET_IMAGE(struct atom_common_table_header,
1999					DATA_TABLES(smu_info));
2000	get_atom_data_table_revision(header, &revision);
2001
2002	switch (revision.major) {
2003	case 3:
2004		switch (revision.minor) {
2005		case 5:
2006			smu_info_v3_5 = GET_IMAGE(struct atom_smu_info_v3_5,
2007							DATA_TABLES(smu_info));
2008
2009			if (!smu_info_v3_5)
2010				return BP_RESULT_BADBIOSTABLE;
2011			DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_5->gpuclk_ss_percentage);
2012			info->default_engine_clk = smu_info_v3_5->bootup_dcefclk_10khz * 10;
2013			break;
2014
2015		default:
2016			break;
2017		}
2018		break;
2019
2020	case 4:
2021		switch (revision.minor) {
2022		case 0:
2023			smu_info_v4_0 = GET_IMAGE(struct atom_smu_info_v4_0,
2024							DATA_TABLES(smu_info));
2025
2026			if (!smu_info_v4_0)
2027				return BP_RESULT_BADBIOSTABLE;
2028
2029			/* For DCN32/321 bootup DCFCLK from smu_info_v4_0 may not be reliable */
2030			break;
2031
2032		default:
2033			break;
2034		}
2035		break;
2036
2037	default:
2038		break;
2039	}
2040
2041	 // We need to convert from 10KHz units into KHz units.
2042	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
2043
2044	if (firmware_info->board_i2c_feature_id == 0x2) {
2045		info->oem_i2c_present = true;
2046		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
2047	} else {
2048		info->oem_i2c_present = false;
2049	}
2050
2051	return BP_RESULT_OK;
2052}
2053
2054static enum bp_result get_firmware_info_v3_5(
2055	struct bios_parser *bp,
2056	struct dc_firmware_info *info)
2057{
2058	struct atom_firmware_info_v3_5 *firmware_info;
2059	struct atom_common_table_header *header;
2060	struct atom_data_revision revision;
2061	struct atom_display_controller_info_v4_5 *dce_info_v4_5 = NULL;
2062
2063	if (!info)
2064		return BP_RESULT_BADINPUT;
2065
2066	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_5,
2067			DATA_TABLES(firmwareinfo));
2068
2069	if (!firmware_info)
2070		return BP_RESULT_BADBIOSTABLE;
2071
2072	memset(info, 0, sizeof(*info));
2073
2074	if (firmware_info->board_i2c_feature_id == 0x2) {
2075		info->oem_i2c_present = true;
2076		info->oem_i2c_obj_id = firmware_info->board_i2c_feature_gpio_id;
2077	} else {
2078		info->oem_i2c_present = false;
2079	}
2080
2081	header = GET_IMAGE(struct atom_common_table_header,
2082					DATA_TABLES(dce_info));
2083
2084	get_atom_data_table_revision(header, &revision);
2085
2086	switch (revision.major) {
2087	case 4:
2088		switch (revision.minor) {
2089		case 5:
2090			dce_info_v4_5 = GET_IMAGE(struct atom_display_controller_info_v4_5,
2091							DATA_TABLES(dce_info));
2092
2093			if (!dce_info_v4_5)
2094				return BP_RESULT_BADBIOSTABLE;
2095
2096			 /* 100MHz expected */
2097			info->pll_info.crystal_frequency = dce_info_v4_5->dce_refclk_10khz * 10;
2098			break;
2099		default:
2100			break;
2101		}
2102		break;
2103	default:
2104		break;
2105	}
2106
2107
2108	return BP_RESULT_OK;
2109}
2110
2111static enum bp_result bios_parser_get_encoder_cap_info(
2112	struct dc_bios *dcb,
2113	struct graphics_object_id object_id,
2114	struct bp_encoder_cap_info *info)
2115{
2116	struct bios_parser *bp = BP_FROM_DCB(dcb);
2117	struct atom_display_object_path_v2 *object;
2118	struct atom_encoder_caps_record *record = NULL;
2119
2120	if (!info)
2121		return BP_RESULT_BADINPUT;
2122
2123#if defined(CONFIG_DRM_AMD_DC_FP)
2124	/* encoder cap record not available in v1_5 */
2125	if (bp->object_info_tbl.revision.minor == 5)
2126		return BP_RESULT_NORECORD;
2127#endif
2128
2129	object = get_bios_object(bp, object_id);
2130
2131	if (!object)
2132		return BP_RESULT_BADINPUT;
2133
2134	record = get_encoder_cap_record(bp, object);
2135	if (!record)
2136		return BP_RESULT_NORECORD;
2137	DC_LOG_BIOS("record->encodercaps 0x%x for object_id 0x%x", record->encodercaps, object_id.id);
2138
2139	info->DP_HBR2_CAP = (record->encodercaps &
2140			ATOM_ENCODER_CAP_RECORD_HBR2) ? 1 : 0;
2141	info->DP_HBR2_EN = (record->encodercaps &
2142			ATOM_ENCODER_CAP_RECORD_HBR2_EN) ? 1 : 0;
2143	info->DP_HBR3_EN = (record->encodercaps &
2144			ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0;
2145	info->HDMI_6GB_EN = (record->encodercaps &
2146			ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0;
2147	info->IS_DP2_CAPABLE = (record->encodercaps &
2148			ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0;
2149	info->DP_UHBR10_EN = (record->encodercaps &
2150			ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0;
2151	info->DP_UHBR13_5_EN = (record->encodercaps &
2152			ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0;
2153	info->DP_UHBR20_EN = (record->encodercaps &
2154			ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0;
2155	info->DP_IS_USB_C = (record->encodercaps &
2156			ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0;
2157	DC_LOG_BIOS("\t info->DP_IS_USB_C %d", info->DP_IS_USB_C);
2158
2159	return BP_RESULT_OK;
2160}
2161
2162
2163static struct atom_encoder_caps_record *get_encoder_cap_record(
2164	struct bios_parser *bp,
2165	struct atom_display_object_path_v2 *object)
2166{
2167	struct atom_common_record_header *header;
2168	uint32_t offset;
2169
2170	if (!object) {
2171		BREAK_TO_DEBUGGER(); /* Invalid object */
2172		return NULL;
2173	}
2174
2175	offset = object->encoder_recordoffset + bp->object_info_tbl_offset;
2176
2177	for (;;) {
2178		header = GET_IMAGE(struct atom_common_record_header, offset);
2179
2180		if (!header)
2181			return NULL;
2182
2183		offset += header->record_size;
2184
2185		if (header->record_type == LAST_RECORD_TYPE ||
2186				!header->record_size)
2187			break;
2188
2189		if (header->record_type != ATOM_ENCODER_CAP_RECORD_TYPE)
2190			continue;
2191
2192		if (sizeof(struct atom_encoder_caps_record) <=
2193							header->record_size)
2194			return (struct atom_encoder_caps_record *)header;
2195	}
2196
2197	return NULL;
2198}
2199
2200static struct atom_disp_connector_caps_record *get_disp_connector_caps_record(
2201	struct bios_parser *bp,
2202	struct atom_display_object_path_v2 *object)
2203{
2204	struct atom_common_record_header *header;
2205	uint32_t offset;
2206
2207	if (!object) {
2208		BREAK_TO_DEBUGGER(); /* Invalid object */
2209		return NULL;
2210	}
2211
2212	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2213
2214	for (;;) {
2215		header = GET_IMAGE(struct atom_common_record_header, offset);
2216
2217		if (!header)
2218			return NULL;
2219
2220		offset += header->record_size;
2221
2222		if (header->record_type == LAST_RECORD_TYPE ||
2223				!header->record_size)
2224			break;
2225
2226		if (header->record_type != ATOM_DISP_CONNECTOR_CAPS_RECORD_TYPE)
2227			continue;
2228
2229		if (sizeof(struct atom_disp_connector_caps_record) <=
2230							header->record_size)
2231			return (struct atom_disp_connector_caps_record *)header;
2232	}
2233
2234	return NULL;
2235}
2236
2237static struct atom_connector_caps_record *get_connector_caps_record(struct bios_parser *bp,
2238								    struct atom_display_object_path_v3 *object)
2239{
2240	struct atom_common_record_header *header;
2241	uint32_t offset;
2242
2243	if (!object) {
2244		BREAK_TO_DEBUGGER(); /* Invalid object */
2245		return NULL;
2246	}
2247
2248	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2249
2250	for (;;) {
2251		header = GET_IMAGE(struct atom_common_record_header, offset);
2252
2253		if (!header)
2254			return NULL;
2255
2256		offset += header->record_size;
2257
2258		if (header->record_type == ATOM_RECORD_END_TYPE ||
2259				!header->record_size)
2260			break;
2261
2262		if (header->record_type != ATOM_CONNECTOR_CAP_RECORD_TYPE)
2263			continue;
2264
2265		if (sizeof(struct atom_connector_caps_record) <= header->record_size)
2266			return (struct atom_connector_caps_record *)header;
2267	}
2268
2269	return NULL;
2270}
2271
2272static enum bp_result bios_parser_get_disp_connector_caps_info(
2273	struct dc_bios *dcb,
2274	struct graphics_object_id object_id,
2275	struct bp_disp_connector_caps_info *info)
2276{
2277	struct bios_parser *bp = BP_FROM_DCB(dcb);
2278	struct atom_display_object_path_v2 *object;
2279	struct atom_display_object_path_v3 *object_path_v3;
2280	struct atom_connector_caps_record *record_path_v3;
2281	struct atom_disp_connector_caps_record *record = NULL;
2282
2283	if (!info)
2284		return BP_RESULT_BADINPUT;
2285
2286	switch (bp->object_info_tbl.revision.minor) {
2287	case 4:
2288		default:
2289			object = get_bios_object(bp, object_id);
2290
2291			if (!object)
2292				return BP_RESULT_BADINPUT;
2293
2294			record = get_disp_connector_caps_record(bp, object);
2295			if (!record)
2296				return BP_RESULT_NORECORD;
2297
2298			info->INTERNAL_DISPLAY =
2299				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY) ? 1 : 0;
2300			info->INTERNAL_DISPLAY_BL =
2301				(record->connectcaps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL) ? 1 : 0;
2302			break;
2303	case 5:
2304		object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2305
2306		if (!object_path_v3)
2307			return BP_RESULT_BADINPUT;
2308
2309		record_path_v3 = get_connector_caps_record(bp, object_path_v3);
2310		if (!record_path_v3)
2311			return BP_RESULT_NORECORD;
2312
2313		info->INTERNAL_DISPLAY = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY)
2314									? 1 : 0;
2315		info->INTERNAL_DISPLAY_BL = (record_path_v3->connector_caps & ATOM_CONNECTOR_CAP_INTERNAL_DISPLAY_BL)
2316										? 1 : 0;
2317		break;
2318	}
2319
2320	return BP_RESULT_OK;
2321}
2322
2323static struct atom_connector_speed_record *get_connector_speed_cap_record(struct bios_parser *bp,
2324									  struct atom_display_object_path_v3 *object)
2325{
2326	struct atom_common_record_header *header;
2327	uint32_t offset;
2328
2329	if (!object) {
2330		BREAK_TO_DEBUGGER(); /* Invalid object */
2331		return NULL;
2332	}
2333
2334	offset = object->disp_recordoffset + bp->object_info_tbl_offset;
2335
2336	for (;;) {
2337		header = GET_IMAGE(struct atom_common_record_header, offset);
2338
2339		if (!header)
2340			return NULL;
2341
2342		offset += header->record_size;
2343
2344		if (header->record_type == ATOM_RECORD_END_TYPE ||
2345				!header->record_size)
2346			break;
2347
2348		if (header->record_type != ATOM_CONNECTOR_SPEED_UPTO)
2349			continue;
2350
2351		if (sizeof(struct atom_connector_speed_record) <= header->record_size)
2352			return (struct atom_connector_speed_record *)header;
2353	}
2354
2355	return NULL;
2356}
2357
2358static enum bp_result bios_parser_get_connector_speed_cap_info(
2359	struct dc_bios *dcb,
2360	struct graphics_object_id object_id,
2361	struct bp_connector_speed_cap_info *info)
2362{
2363	struct bios_parser *bp = BP_FROM_DCB(dcb);
2364	struct atom_display_object_path_v3 *object_path_v3;
2365	//struct atom_connector_speed_record *record = NULL;
2366	struct atom_connector_speed_record *record;
2367
2368	if (!info)
2369		return BP_RESULT_BADINPUT;
2370
2371	object_path_v3 = get_bios_object_from_path_v3(bp, object_id);
2372
2373	if (!object_path_v3)
2374		return BP_RESULT_BADINPUT;
2375
2376	record = get_connector_speed_cap_record(bp, object_path_v3);
2377	if (!record)
2378		return BP_RESULT_NORECORD;
2379
2380	info->DP_HBR2_EN = (record->connector_max_speed >= 5400) ? 1 : 0;
2381	info->DP_HBR3_EN = (record->connector_max_speed >= 8100) ? 1 : 0;
2382	info->HDMI_6GB_EN = (record->connector_max_speed >= 5940) ? 1 : 0;
2383	info->DP_UHBR10_EN = (record->connector_max_speed >= 10000) ? 1 : 0;
2384	info->DP_UHBR13_5_EN = (record->connector_max_speed >= 13500) ? 1 : 0;
2385	info->DP_UHBR20_EN = (record->connector_max_speed >= 20000) ? 1 : 0;
2386	return BP_RESULT_OK;
2387}
2388
2389static enum bp_result get_vram_info_v23(
2390	struct bios_parser *bp,
2391	struct dc_vram_info *info)
2392{
2393	struct atom_vram_info_header_v2_3 *info_v23;
2394	static enum bp_result result = BP_RESULT_OK;
2395
2396	info_v23 = GET_IMAGE(struct atom_vram_info_header_v2_3,
2397						DATA_TABLES(vram_info));
2398
2399	if (info_v23 == NULL)
2400		return BP_RESULT_BADBIOSTABLE;
2401
2402	info->num_chans = info_v23->vram_module[0].channel_num;
2403	info->dram_channel_width_bytes = (1 << info_v23->vram_module[0].channel_width) / 8;
2404
2405	return result;
2406}
2407
2408static enum bp_result get_vram_info_v24(
2409	struct bios_parser *bp,
2410	struct dc_vram_info *info)
2411{
2412	struct atom_vram_info_header_v2_4 *info_v24;
2413	static enum bp_result result = BP_RESULT_OK;
2414
2415	info_v24 = GET_IMAGE(struct atom_vram_info_header_v2_4,
2416						DATA_TABLES(vram_info));
2417
2418	if (info_v24 == NULL)
2419		return BP_RESULT_BADBIOSTABLE;
2420
2421	info->num_chans = info_v24->vram_module[0].channel_num;
2422	info->dram_channel_width_bytes = (1 << info_v24->vram_module[0].channel_width) / 8;
2423
2424	return result;
2425}
2426
2427static enum bp_result get_vram_info_v25(
2428	struct bios_parser *bp,
2429	struct dc_vram_info *info)
2430{
2431	struct atom_vram_info_header_v2_5 *info_v25;
2432	static enum bp_result result = BP_RESULT_OK;
2433
2434	info_v25 = GET_IMAGE(struct atom_vram_info_header_v2_5,
2435						DATA_TABLES(vram_info));
2436
2437	if (info_v25 == NULL)
2438		return BP_RESULT_BADBIOSTABLE;
2439
2440	info->num_chans = info_v25->vram_module[0].channel_num;
2441	info->dram_channel_width_bytes = (1 << info_v25->vram_module[0].channel_width) / 8;
2442
2443	return result;
2444}
2445
2446static enum bp_result get_vram_info_v30(
2447	struct bios_parser *bp,
2448	struct dc_vram_info *info)
2449{
2450	struct atom_vram_info_header_v3_0 *info_v30;
2451	enum bp_result result = BP_RESULT_OK;
2452
2453	info_v30 = GET_IMAGE(struct atom_vram_info_header_v3_0,
2454						DATA_TABLES(vram_info));
2455
2456	if (info_v30 == NULL)
2457		return BP_RESULT_BADBIOSTABLE;
2458
2459	info->num_chans = info_v30->channel_num;
2460	info->dram_channel_width_bytes = (1 << info_v30->channel_width) / 8;
2461
2462	return result;
2463}
2464
2465static enum bp_result get_vram_info_from_umc_info_v40(
2466		struct bios_parser *bp,
2467		struct dc_vram_info *info)
2468{
2469	struct atom_umc_info_v4_0 *info_v40;
2470	enum bp_result result = BP_RESULT_OK;
2471
2472	info_v40 = GET_IMAGE(struct atom_umc_info_v4_0,
2473						DATA_TABLES(umc_info));
2474
2475	if (info_v40 == NULL)
2476		return BP_RESULT_BADBIOSTABLE;
2477
2478	info->num_chans = info_v40->channel_num;
2479	info->dram_channel_width_bytes = (1 << info_v40->channel_width) / 8;
2480
2481	return result;
2482}
2483
2484/*
2485 * get_integrated_info_v11
2486 *
2487 * @brief
2488 * Get V8 integrated BIOS information
2489 *
2490 * @param
2491 * bios_parser *bp - [in]BIOS parser handler to get master data table
2492 * integrated_info *info - [out] store and output integrated info
2493 *
2494 * @return
2495 * static enum bp_result - BP_RESULT_OK if information is available,
2496 *                  BP_RESULT_BADBIOSTABLE otherwise.
2497 */
2498static enum bp_result get_integrated_info_v11(
2499	struct bios_parser *bp,
2500	struct integrated_info *info)
2501{
2502	struct atom_integrated_system_info_v1_11 *info_v11;
2503	uint32_t i;
2504
2505	info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11,
2506					DATA_TABLES(integratedsysteminfo));
2507
2508	if (info_v11 == NULL)
2509		return BP_RESULT_BADBIOSTABLE;
2510
2511	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v11->gpuclk_ss_percentage);
2512
2513	info->gpu_cap_info =
2514	le32_to_cpu(info_v11->gpucapinfo);
2515	/*
2516	* system_config: Bit[0] = 0 : PCIE power gating disabled
2517	*                       = 1 : PCIE power gating enabled
2518	*                Bit[1] = 0 : DDR-PLL shut down disabled
2519	*                       = 1 : DDR-PLL shut down enabled
2520	*                Bit[2] = 0 : DDR-PLL power down disabled
2521	*                       = 1 : DDR-PLL power down enabled
2522	*/
2523	info->system_config = le32_to_cpu(info_v11->system_config);
2524	info->cpu_cap_info = le32_to_cpu(info_v11->cpucapinfo);
2525	info->memory_type = info_v11->memorytype;
2526	info->ma_channel_number = info_v11->umachannelnumber;
2527	info->lvds_ss_percentage =
2528	le16_to_cpu(info_v11->lvds_ss_percentage);
2529	info->dp_ss_control =
2530	le16_to_cpu(info_v11->reserved1);
2531	info->lvds_sspread_rate_in_10hz =
2532	le16_to_cpu(info_v11->lvds_ss_rate_10hz);
2533	info->hdmi_ss_percentage =
2534	le16_to_cpu(info_v11->hdmi_ss_percentage);
2535	info->hdmi_sspread_rate_in_10hz =
2536	le16_to_cpu(info_v11->hdmi_ss_rate_10hz);
2537	info->dvi_ss_percentage =
2538	le16_to_cpu(info_v11->dvi_ss_percentage);
2539	info->dvi_sspread_rate_in_10_hz =
2540	le16_to_cpu(info_v11->dvi_ss_rate_10hz);
2541	info->lvds_misc = info_v11->lvds_misc;
2542	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2543		info->ext_disp_conn_info.gu_id[i] =
2544				info_v11->extdispconninfo.guid[i];
2545	}
2546
2547	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2548		info->ext_disp_conn_info.path[i].device_connector_id =
2549		object_id_from_bios_object_id(
2550		le16_to_cpu(info_v11->extdispconninfo.path[i].connectorobjid));
2551
2552		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2553		object_id_from_bios_object_id(
2554			le16_to_cpu(
2555			info_v11->extdispconninfo.path[i].ext_encoder_objid));
2556
2557		info->ext_disp_conn_info.path[i].device_tag =
2558			le16_to_cpu(
2559				info_v11->extdispconninfo.path[i].device_tag);
2560		info->ext_disp_conn_info.path[i].device_acpi_enum =
2561		le16_to_cpu(
2562			info_v11->extdispconninfo.path[i].device_acpi_enum);
2563		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2564			info_v11->extdispconninfo.path[i].auxddclut_index;
2565		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2566			info_v11->extdispconninfo.path[i].hpdlut_index;
2567		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2568			info_v11->extdispconninfo.path[i].channelmapping;
2569		info->ext_disp_conn_info.path[i].caps =
2570				le16_to_cpu(info_v11->extdispconninfo.path[i].caps);
2571	}
2572	info->ext_disp_conn_info.checksum =
2573	info_v11->extdispconninfo.checksum;
2574
2575	info->dp0_ext_hdmi_slv_addr = info_v11->dp0_retimer_set.HdmiSlvAddr;
2576	info->dp0_ext_hdmi_reg_num = info_v11->dp0_retimer_set.HdmiRegNum;
2577	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2578		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2579				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2580		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2581				info_v11->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2582	}
2583	info->dp0_ext_hdmi_6g_reg_num = info_v11->dp0_retimer_set.Hdmi6GRegNum;
2584	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2585		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2586				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2587		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2588				info_v11->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2589	}
2590
2591	info->dp1_ext_hdmi_slv_addr = info_v11->dp1_retimer_set.HdmiSlvAddr;
2592	info->dp1_ext_hdmi_reg_num = info_v11->dp1_retimer_set.HdmiRegNum;
2593	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2594		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2595				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2596		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2597				info_v11->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2598	}
2599	info->dp1_ext_hdmi_6g_reg_num = info_v11->dp1_retimer_set.Hdmi6GRegNum;
2600	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2601		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2602				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2603		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2604				info_v11->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2605	}
2606
2607	info->dp2_ext_hdmi_slv_addr = info_v11->dp2_retimer_set.HdmiSlvAddr;
2608	info->dp2_ext_hdmi_reg_num = info_v11->dp2_retimer_set.HdmiRegNum;
2609	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2610		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2611				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2612		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2613				info_v11->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2614	}
2615	info->dp2_ext_hdmi_6g_reg_num = info_v11->dp2_retimer_set.Hdmi6GRegNum;
2616	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2617		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2618				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2619		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2620				info_v11->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2621	}
2622
2623	info->dp3_ext_hdmi_slv_addr = info_v11->dp3_retimer_set.HdmiSlvAddr;
2624	info->dp3_ext_hdmi_reg_num = info_v11->dp3_retimer_set.HdmiRegNum;
2625	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2626		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2627				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2628		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2629				info_v11->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2630	}
2631	info->dp3_ext_hdmi_6g_reg_num = info_v11->dp3_retimer_set.Hdmi6GRegNum;
2632	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2633		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2634				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2635		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2636				info_v11->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2637	}
2638
2639
2640	/** TODO - review **/
2641	#if 0
2642	info->boot_up_engine_clock = le32_to_cpu(info_v11->ulBootUpEngineClock)
2643									* 10;
2644	info->dentist_vco_freq = le32_to_cpu(info_v11->ulDentistVCOFreq) * 10;
2645	info->boot_up_uma_clock = le32_to_cpu(info_v8->ulBootUpUMAClock) * 10;
2646
2647	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
2648		/* Convert [10KHz] into [KHz] */
2649		info->disp_clk_voltage[i].max_supported_clk =
2650		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].
2651			ulMaximumSupportedCLK) * 10;
2652		info->disp_clk_voltage[i].voltage_index =
2653		le32_to_cpu(info_v11->sDISPCLK_Voltage[i].ulVoltageIndex);
2654	}
2655
2656	info->boot_up_req_display_vector =
2657			le32_to_cpu(info_v11->ulBootUpReqDisplayVector);
2658	info->boot_up_nb_voltage =
2659			le16_to_cpu(info_v11->usBootUpNBVoltage);
2660	info->ext_disp_conn_info_offset =
2661			le16_to_cpu(info_v11->usExtDispConnInfoOffset);
2662	info->gmc_restore_reset_time =
2663			le32_to_cpu(info_v11->ulGMCRestoreResetTime);
2664	info->minimum_n_clk =
2665			le32_to_cpu(info_v11->ulNbpStateNClkFreq[0]);
2666	for (i = 1; i < 4; ++i)
2667		info->minimum_n_clk =
2668				info->minimum_n_clk <
2669				le32_to_cpu(info_v11->ulNbpStateNClkFreq[i]) ?
2670				info->minimum_n_clk : le32_to_cpu(
2671					info_v11->ulNbpStateNClkFreq[i]);
2672
2673	info->idle_n_clk = le32_to_cpu(info_v11->ulIdleNClk);
2674	info->ddr_dll_power_up_time =
2675	    le32_to_cpu(info_v11->ulDDR_DLL_PowerUpTime);
2676	info->ddr_pll_power_up_time =
2677		le32_to_cpu(info_v11->ulDDR_PLL_PowerUpTime);
2678	info->pcie_clk_ss_type = le16_to_cpu(info_v11->usPCIEClkSSType);
2679	info->max_lvds_pclk_freq_in_single_link =
2680		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2681	info->max_lvds_pclk_freq_in_single_link =
2682		le16_to_cpu(info_v11->usMaxLVDSPclkFreqInSingleLink);
2683	info->lvds_pwr_on_seq_dig_on_to_de_in_4ms =
2684		info_v11->ucLVDSPwrOnSeqDIGONtoDE_in4Ms;
2685	info->lvds_pwr_on_seq_de_to_vary_bl_in_4ms =
2686		info_v11->ucLVDSPwrOnSeqDEtoVARY_BL_in4Ms;
2687	info->lvds_pwr_on_seq_vary_bl_to_blon_in_4ms =
2688		info_v11->ucLVDSPwrOnSeqVARY_BLtoBLON_in4Ms;
2689	info->lvds_pwr_off_seq_vary_bl_to_de_in4ms =
2690		info_v11->ucLVDSPwrOffSeqVARY_BLtoDE_in4Ms;
2691	info->lvds_pwr_off_seq_de_to_dig_on_in4ms =
2692		info_v11->ucLVDSPwrOffSeqDEtoDIGON_in4Ms;
2693	info->lvds_pwr_off_seq_blon_to_vary_bl_in_4ms =
2694		info_v11->ucLVDSPwrOffSeqBLONtoVARY_BL_in4Ms;
2695	info->lvds_off_to_on_delay_in_4ms =
2696		info_v11->ucLVDSOffToOnDelay_in4Ms;
2697	info->lvds_bit_depth_control_val =
2698		le32_to_cpu(info_v11->ulLCDBitDepthControlVal);
2699
2700	for (i = 0; i < NUMBER_OF_AVAILABLE_SCLK; ++i) {
2701		/* Convert [10KHz] into [KHz] */
2702		info->avail_s_clk[i].supported_s_clk =
2703			le32_to_cpu(info_v11->sAvail_SCLK[i].ulSupportedSCLK)
2704									* 10;
2705		info->avail_s_clk[i].voltage_index =
2706			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageIndex);
2707		info->avail_s_clk[i].voltage_id =
2708			le16_to_cpu(info_v11->sAvail_SCLK[i].usVoltageID);
2709	}
2710	#endif /* TODO*/
2711
2712	return BP_RESULT_OK;
2713}
2714
2715static enum bp_result get_integrated_info_v2_1(
2716	struct bios_parser *bp,
2717	struct integrated_info *info)
2718{
2719	struct atom_integrated_system_info_v2_1 *info_v2_1;
2720	uint32_t i;
2721
2722	info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1,
2723					DATA_TABLES(integratedsysteminfo));
2724
2725	if (info_v2_1 == NULL)
2726		return BP_RESULT_BADBIOSTABLE;
2727
2728	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_1->gpuclk_ss_percentage);
2729
2730	info->gpu_cap_info =
2731	le32_to_cpu(info_v2_1->gpucapinfo);
2732	/*
2733	* system_config: Bit[0] = 0 : PCIE power gating disabled
2734	*                       = 1 : PCIE power gating enabled
2735	*                Bit[1] = 0 : DDR-PLL shut down disabled
2736	*                       = 1 : DDR-PLL shut down enabled
2737	*                Bit[2] = 0 : DDR-PLL power down disabled
2738	*                       = 1 : DDR-PLL power down enabled
2739	*/
2740	info->system_config = le32_to_cpu(info_v2_1->system_config);
2741	info->cpu_cap_info = le32_to_cpu(info_v2_1->cpucapinfo);
2742	info->memory_type = info_v2_1->memorytype;
2743	info->ma_channel_number = info_v2_1->umachannelnumber;
2744	info->dp_ss_control =
2745		le16_to_cpu(info_v2_1->reserved1);
2746
2747	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2748		info->ext_disp_conn_info.gu_id[i] =
2749				info_v2_1->extdispconninfo.guid[i];
2750	}
2751
2752	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2753		info->ext_disp_conn_info.path[i].device_connector_id =
2754		object_id_from_bios_object_id(
2755		le16_to_cpu(info_v2_1->extdispconninfo.path[i].connectorobjid));
2756
2757		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2758		object_id_from_bios_object_id(
2759			le16_to_cpu(
2760			info_v2_1->extdispconninfo.path[i].ext_encoder_objid));
2761
2762		info->ext_disp_conn_info.path[i].device_tag =
2763			le16_to_cpu(
2764				info_v2_1->extdispconninfo.path[i].device_tag);
2765		info->ext_disp_conn_info.path[i].device_acpi_enum =
2766		le16_to_cpu(
2767			info_v2_1->extdispconninfo.path[i].device_acpi_enum);
2768		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2769			info_v2_1->extdispconninfo.path[i].auxddclut_index;
2770		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2771			info_v2_1->extdispconninfo.path[i].hpdlut_index;
2772		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2773			info_v2_1->extdispconninfo.path[i].channelmapping;
2774		info->ext_disp_conn_info.path[i].caps =
2775				le16_to_cpu(info_v2_1->extdispconninfo.path[i].caps);
2776	}
2777
2778	info->ext_disp_conn_info.checksum =
2779		info_v2_1->extdispconninfo.checksum;
2780	info->dp0_ext_hdmi_slv_addr = info_v2_1->dp0_retimer_set.HdmiSlvAddr;
2781	info->dp0_ext_hdmi_reg_num = info_v2_1->dp0_retimer_set.HdmiRegNum;
2782	for (i = 0; i < info->dp0_ext_hdmi_reg_num; i++) {
2783		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_index =
2784				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2785		info->dp0_ext_hdmi_reg_settings[i].i2c_reg_val =
2786				info_v2_1->dp0_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2787	}
2788	info->dp0_ext_hdmi_6g_reg_num = info_v2_1->dp0_retimer_set.Hdmi6GRegNum;
2789	for (i = 0; i < info->dp0_ext_hdmi_6g_reg_num; i++) {
2790		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2791				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2792		info->dp0_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2793				info_v2_1->dp0_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2794	}
2795	info->dp1_ext_hdmi_slv_addr = info_v2_1->dp1_retimer_set.HdmiSlvAddr;
2796	info->dp1_ext_hdmi_reg_num = info_v2_1->dp1_retimer_set.HdmiRegNum;
2797	for (i = 0; i < info->dp1_ext_hdmi_reg_num; i++) {
2798		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_index =
2799				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2800		info->dp1_ext_hdmi_reg_settings[i].i2c_reg_val =
2801				info_v2_1->dp1_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2802	}
2803	info->dp1_ext_hdmi_6g_reg_num = info_v2_1->dp1_retimer_set.Hdmi6GRegNum;
2804	for (i = 0; i < info->dp1_ext_hdmi_6g_reg_num; i++) {
2805		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2806				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2807		info->dp1_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2808				info_v2_1->dp1_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2809	}
2810	info->dp2_ext_hdmi_slv_addr = info_v2_1->dp2_retimer_set.HdmiSlvAddr;
2811	info->dp2_ext_hdmi_reg_num = info_v2_1->dp2_retimer_set.HdmiRegNum;
2812	for (i = 0; i < info->dp2_ext_hdmi_reg_num; i++) {
2813		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_index =
2814				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2815		info->dp2_ext_hdmi_reg_settings[i].i2c_reg_val =
2816				info_v2_1->dp2_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2817	}
2818	info->dp2_ext_hdmi_6g_reg_num = info_v2_1->dp2_retimer_set.Hdmi6GRegNum;
2819	for (i = 0; i < info->dp2_ext_hdmi_6g_reg_num; i++) {
2820		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2821				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2822		info->dp2_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2823				info_v2_1->dp2_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2824	}
2825	info->dp3_ext_hdmi_slv_addr = info_v2_1->dp3_retimer_set.HdmiSlvAddr;
2826	info->dp3_ext_hdmi_reg_num = info_v2_1->dp3_retimer_set.HdmiRegNum;
2827	for (i = 0; i < info->dp3_ext_hdmi_reg_num; i++) {
2828		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_index =
2829				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegIndex;
2830		info->dp3_ext_hdmi_reg_settings[i].i2c_reg_val =
2831				info_v2_1->dp3_retimer_set.HdmiRegSetting[i].ucI2cRegVal;
2832	}
2833	info->dp3_ext_hdmi_6g_reg_num = info_v2_1->dp3_retimer_set.Hdmi6GRegNum;
2834	for (i = 0; i < info->dp3_ext_hdmi_6g_reg_num; i++) {
2835		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_index =
2836				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegIndex;
2837		info->dp3_ext_hdmi_6g_reg_settings[i].i2c_reg_val =
2838				info_v2_1->dp3_retimer_set.Hdmi6GhzRegSetting[i].ucI2cRegVal;
2839	}
2840
2841	info->edp1_info.edp_backlight_pwm_hz =
2842	le16_to_cpu(info_v2_1->edp1_info.edp_backlight_pwm_hz);
2843	info->edp1_info.edp_ss_percentage =
2844	le16_to_cpu(info_v2_1->edp1_info.edp_ss_percentage);
2845	info->edp1_info.edp_ss_rate_10hz =
2846	le16_to_cpu(info_v2_1->edp1_info.edp_ss_rate_10hz);
2847	info->edp1_info.edp_pwr_on_off_delay =
2848		info_v2_1->edp1_info.edp_pwr_on_off_delay;
2849	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2850		info_v2_1->edp1_info.edp_pwr_on_vary_bl_to_blon;
2851	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2852		info_v2_1->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2853	info->edp1_info.edp_panel_bpc =
2854		info_v2_1->edp1_info.edp_panel_bpc;
2855	info->edp1_info.edp_bootup_bl_level = info_v2_1->edp1_info.edp_bootup_bl_level;
2856
2857	info->edp2_info.edp_backlight_pwm_hz =
2858	le16_to_cpu(info_v2_1->edp2_info.edp_backlight_pwm_hz);
2859	info->edp2_info.edp_ss_percentage =
2860	le16_to_cpu(info_v2_1->edp2_info.edp_ss_percentage);
2861	info->edp2_info.edp_ss_rate_10hz =
2862	le16_to_cpu(info_v2_1->edp2_info.edp_ss_rate_10hz);
2863	info->edp2_info.edp_pwr_on_off_delay =
2864		info_v2_1->edp2_info.edp_pwr_on_off_delay;
2865	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2866		info_v2_1->edp2_info.edp_pwr_on_vary_bl_to_blon;
2867	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2868		info_v2_1->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2869	info->edp2_info.edp_panel_bpc =
2870		info_v2_1->edp2_info.edp_panel_bpc;
2871	info->edp2_info.edp_bootup_bl_level =
2872		info_v2_1->edp2_info.edp_bootup_bl_level;
2873
2874	return BP_RESULT_OK;
2875}
2876
2877static enum bp_result get_integrated_info_v2_2(
2878	struct bios_parser *bp,
2879	struct integrated_info *info)
2880{
2881	struct atom_integrated_system_info_v2_2 *info_v2_2;
2882	uint32_t i;
2883
2884	info_v2_2 = GET_IMAGE(struct atom_integrated_system_info_v2_2,
2885					DATA_TABLES(integratedsysteminfo));
2886
2887	if (info_v2_2 == NULL)
2888		return BP_RESULT_BADBIOSTABLE;
2889
2890	DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_2->gpuclk_ss_percentage);
2891
2892	info->gpu_cap_info =
2893	le32_to_cpu(info_v2_2->gpucapinfo);
2894	/*
2895	* system_config: Bit[0] = 0 : PCIE power gating disabled
2896	*                       = 1 : PCIE power gating enabled
2897	*                Bit[1] = 0 : DDR-PLL shut down disabled
2898	*                       = 1 : DDR-PLL shut down enabled
2899	*                Bit[2] = 0 : DDR-PLL power down disabled
2900	*                       = 1 : DDR-PLL power down enabled
2901	*/
2902	info->system_config = le32_to_cpu(info_v2_2->system_config);
2903	info->cpu_cap_info = le32_to_cpu(info_v2_2->cpucapinfo);
2904	info->memory_type = info_v2_2->memorytype;
2905	info->ma_channel_number = info_v2_2->umachannelnumber;
2906	info->dp_ss_control =
2907		le16_to_cpu(info_v2_2->reserved1);
2908	info->gpuclk_ss_percentage = info_v2_2->gpuclk_ss_percentage;
2909	info->gpuclk_ss_type = info_v2_2->gpuclk_ss_type;
2910
2911	for (i = 0; i < NUMBER_OF_UCHAR_FOR_GUID; ++i) {
2912		info->ext_disp_conn_info.gu_id[i] =
2913				info_v2_2->extdispconninfo.guid[i];
2914	}
2915
2916	for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; ++i) {
2917		info->ext_disp_conn_info.path[i].device_connector_id =
2918		object_id_from_bios_object_id(
2919		le16_to_cpu(info_v2_2->extdispconninfo.path[i].connectorobjid));
2920
2921		info->ext_disp_conn_info.path[i].ext_encoder_obj_id =
2922		object_id_from_bios_object_id(
2923			le16_to_cpu(
2924			info_v2_2->extdispconninfo.path[i].ext_encoder_objid));
2925
2926		info->ext_disp_conn_info.path[i].device_tag =
2927			le16_to_cpu(
2928				info_v2_2->extdispconninfo.path[i].device_tag);
2929		info->ext_disp_conn_info.path[i].device_acpi_enum =
2930		le16_to_cpu(
2931			info_v2_2->extdispconninfo.path[i].device_acpi_enum);
2932		info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index =
2933			info_v2_2->extdispconninfo.path[i].auxddclut_index;
2934		info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index =
2935			info_v2_2->extdispconninfo.path[i].hpdlut_index;
2936		info->ext_disp_conn_info.path[i].channel_mapping.raw =
2937			info_v2_2->extdispconninfo.path[i].channelmapping;
2938		info->ext_disp_conn_info.path[i].caps =
2939				le16_to_cpu(info_v2_2->extdispconninfo.path[i].caps);
2940	}
2941
2942	info->ext_disp_conn_info.checksum =
2943		info_v2_2->extdispconninfo.checksum;
2944	info->ext_disp_conn_info.fixdpvoltageswing =
2945		info_v2_2->extdispconninfo.fixdpvoltageswing;
2946
2947	info->edp1_info.edp_backlight_pwm_hz =
2948	le16_to_cpu(info_v2_2->edp1_info.edp_backlight_pwm_hz);
2949	info->edp1_info.edp_ss_percentage =
2950	le16_to_cpu(info_v2_2->edp1_info.edp_ss_percentage);
2951	info->edp1_info.edp_ss_rate_10hz =
2952	le16_to_cpu(info_v2_2->edp1_info.edp_ss_rate_10hz);
2953	info->edp1_info.edp_pwr_on_off_delay =
2954		info_v2_2->edp1_info.edp_pwr_on_off_delay;
2955	info->edp1_info.edp_pwr_on_vary_bl_to_blon =
2956		info_v2_2->edp1_info.edp_pwr_on_vary_bl_to_blon;
2957	info->edp1_info.edp_pwr_down_bloff_to_vary_bloff =
2958		info_v2_2->edp1_info.edp_pwr_down_bloff_to_vary_bloff;
2959	info->edp1_info.edp_panel_bpc =
2960		info_v2_2->edp1_info.edp_panel_bpc;
2961	info->edp1_info.edp_bootup_bl_level =
2962
2963	info->edp2_info.edp_backlight_pwm_hz =
2964	le16_to_cpu(info_v2_2->edp2_info.edp_backlight_pwm_hz);
2965	info->edp2_info.edp_ss_percentage =
2966	le16_to_cpu(info_v2_2->edp2_info.edp_ss_percentage);
2967	info->edp2_info.edp_ss_rate_10hz =
2968	le16_to_cpu(info_v2_2->edp2_info.edp_ss_rate_10hz);
2969	info->edp2_info.edp_pwr_on_off_delay =
2970		info_v2_2->edp2_info.edp_pwr_on_off_delay;
2971	info->edp2_info.edp_pwr_on_vary_bl_to_blon =
2972		info_v2_2->edp2_info.edp_pwr_on_vary_bl_to_blon;
2973	info->edp2_info.edp_pwr_down_bloff_to_vary_bloff =
2974		info_v2_2->edp2_info.edp_pwr_down_bloff_to_vary_bloff;
2975	info->edp2_info.edp_panel_bpc =
2976		info_v2_2->edp2_info.edp_panel_bpc;
2977	info->edp2_info.edp_bootup_bl_level =
2978		info_v2_2->edp2_info.edp_bootup_bl_level;
2979
2980	return BP_RESULT_OK;
2981}
2982
2983/*
2984 * construct_integrated_info
2985 *
2986 * @brief
2987 * Get integrated BIOS information based on table revision
2988 *
2989 * @param
2990 * bios_parser *bp - [in]BIOS parser handler to get master data table
2991 * integrated_info *info - [out] store and output integrated info
2992 *
2993 * @return
2994 * static enum bp_result - BP_RESULT_OK if information is available,
2995 *                  BP_RESULT_BADBIOSTABLE otherwise.
2996 */
2997static enum bp_result construct_integrated_info(
2998	struct bios_parser *bp,
2999	struct integrated_info *info)
3000{
3001	static enum bp_result result = BP_RESULT_BADBIOSTABLE;
3002
3003	struct atom_common_table_header *header;
3004	struct atom_data_revision revision;
3005
3006	int32_t i;
3007	int32_t j;
3008
3009	if (!info)
3010		return result;
3011
3012	if (info && DATA_TABLES(integratedsysteminfo)) {
3013		header = GET_IMAGE(struct atom_common_table_header,
3014					DATA_TABLES(integratedsysteminfo));
3015
3016		get_atom_data_table_revision(header, &revision);
3017
3018		switch (revision.major) {
3019		case 1:
3020			switch (revision.minor) {
3021			case 11:
3022			case 12:
3023				result = get_integrated_info_v11(bp, info);
3024				break;
3025			default:
3026				return result;
3027			}
3028			break;
3029		case 2:
3030			switch (revision.minor) {
3031			case 1:
3032				result = get_integrated_info_v2_1(bp, info);
3033				break;
3034			case 2:
3035			case 3:
3036				result = get_integrated_info_v2_2(bp, info);
3037				break;
3038			default:
3039				return result;
3040			}
3041			break;
3042		default:
3043			return result;
3044		}
3045		if (result == BP_RESULT_OK) {
3046
3047			DC_LOG_BIOS("edp1:\n"
3048						"\tedp_pwr_on_off_delay = %d\n"
3049						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
3050						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
3051						"\tedp_bootup_bl_level = %d\n",
3052						info->edp1_info.edp_pwr_on_off_delay,
3053						info->edp1_info.edp_pwr_on_vary_bl_to_blon,
3054						info->edp1_info.edp_pwr_down_bloff_to_vary_bloff,
3055						info->edp1_info.edp_bootup_bl_level);
3056			DC_LOG_BIOS("edp2:\n"
3057						"\tedp_pwr_on_off_delayv = %d\n"
3058						"\tedp_pwr_on_vary_bl_to_blon = %d\n"
3059						"\tedp_pwr_down_bloff_to_vary_bloff = %d\n"
3060						"\tedp_bootup_bl_level = %d\n",
3061						info->edp2_info.edp_pwr_on_off_delay,
3062						info->edp2_info.edp_pwr_on_vary_bl_to_blon,
3063						info->edp2_info.edp_pwr_down_bloff_to_vary_bloff,
3064						info->edp2_info.edp_bootup_bl_level);
3065		}
3066	}
3067
3068	if (result != BP_RESULT_OK)
3069		return result;
3070	else {
3071		// Log each external path
3072		for (i = 0; i < MAX_NUMBER_OF_EXT_DISPLAY_PATH; i++) {
3073			if (info->ext_disp_conn_info.path[i].device_tag != 0)
3074				DC_LOG_BIOS("integrated_info:For EXTERNAL DISPLAY PATH %d --------------\n"
3075						"DEVICE_TAG: 0x%x\n"
3076						"DEVICE_ACPI_ENUM: 0x%x\n"
3077						"DEVICE_CONNECTOR_ID: 0x%x\n"
3078						"EXT_AUX_DDC_LUT_INDEX: %d\n"
3079						"EXT_HPD_PIN_LUT_INDEX: %d\n"
3080						"EXT_ENCODER_OBJ_ID: 0x%x\n"
3081						"Encoder CAPS: 0x%x\n",
3082						i,
3083						info->ext_disp_conn_info.path[i].device_tag,
3084						info->ext_disp_conn_info.path[i].device_acpi_enum,
3085						info->ext_disp_conn_info.path[i].device_connector_id.id,
3086						info->ext_disp_conn_info.path[i].ext_aux_ddc_lut_index,
3087						info->ext_disp_conn_info.path[i].ext_hpd_pin_lut_index,
3088						info->ext_disp_conn_info.path[i].ext_encoder_obj_id.id,
3089						info->ext_disp_conn_info.path[i].caps
3090						);
3091			if (info->ext_disp_conn_info.path[i].caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)
3092				DC_LOG_BIOS("BIOS EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3093			else if (bp->base.ctx->dc->config.force_bios_fixed_vs) {
3094				info->ext_disp_conn_info.path[i].caps |= EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN;
3095				DC_LOG_BIOS("driver forced EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN on path %d\n", i);
3096			}
3097		}
3098		// Log the Checksum and Voltage Swing
3099		DC_LOG_BIOS("Integrated info table CHECKSUM: %d\n"
3100					"Integrated info table FIX_DP_VOLTAGE_SWING: %d\n",
3101					info->ext_disp_conn_info.checksum,
3102					info->ext_disp_conn_info.fixdpvoltageswing);
3103		if (bp->base.ctx->dc->config.force_bios_fixed_vs && info->ext_disp_conn_info.fixdpvoltageswing == 0) {
3104			info->ext_disp_conn_info.fixdpvoltageswing = bp->base.ctx->dc->config.force_bios_fixed_vs & 0xF;
3105			DC_LOG_BIOS("driver forced fixdpvoltageswing = %d\n", info->ext_disp_conn_info.fixdpvoltageswing);
3106		}
3107	}
3108	/* Sort voltage table from low to high*/
3109	for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
3110		for (j = i; j > 0; --j) {
3111			if (info->disp_clk_voltage[j].max_supported_clk <
3112			    info->disp_clk_voltage[j-1].max_supported_clk)
3113				swap(info->disp_clk_voltage[j-1], info->disp_clk_voltage[j]);
3114		}
3115	}
3116
3117	return result;
3118}
3119
3120static enum bp_result bios_parser_get_vram_info(
3121		struct dc_bios *dcb,
3122		struct dc_vram_info *info)
3123{
3124	struct bios_parser *bp = BP_FROM_DCB(dcb);
3125	enum bp_result result = BP_RESULT_BADBIOSTABLE;
3126	struct atom_common_table_header *header;
3127	struct atom_data_revision revision;
3128
3129	// vram info moved to umc_info for DCN4x
3130	if (info && DATA_TABLES(umc_info)) {
3131		header = GET_IMAGE(struct atom_common_table_header,
3132					DATA_TABLES(umc_info));
3133
3134		get_atom_data_table_revision(header, &revision);
3135
3136		switch (revision.major) {
3137		case 4:
3138			switch (revision.minor) {
3139			case 0:
3140				result = get_vram_info_from_umc_info_v40(bp, info);
3141				break;
3142			default:
3143				break;
3144			}
3145			break;
3146		default:
3147			break;
3148		}
3149	}
3150
3151	if (result != BP_RESULT_OK && info && DATA_TABLES(vram_info)) {
3152		header = GET_IMAGE(struct atom_common_table_header,
3153					DATA_TABLES(vram_info));
3154
3155		get_atom_data_table_revision(header, &revision);
3156
3157		switch (revision.major) {
3158		case 2:
3159			switch (revision.minor) {
3160			case 3:
3161				result = get_vram_info_v23(bp, info);
3162				break;
3163			case 4:
3164				result = get_vram_info_v24(bp, info);
3165				break;
3166			case 5:
3167				result = get_vram_info_v25(bp, info);
3168				break;
3169			default:
3170				break;
3171			}
3172			break;
3173
3174		case 3:
3175			switch (revision.minor) {
3176			case 0:
3177				result = get_vram_info_v30(bp, info);
3178				break;
3179			default:
3180				break;
3181			}
3182			break;
3183
3184		default:
3185			return result;
3186		}
3187
3188	}
3189	return result;
3190}
3191
3192static struct integrated_info *bios_parser_create_integrated_info(
3193	struct dc_bios *dcb)
3194{
3195	struct bios_parser *bp = BP_FROM_DCB(dcb);
3196	struct integrated_info *info;
3197
3198	info = kzalloc(sizeof(struct integrated_info), GFP_KERNEL);
3199
3200	if (info == NULL) {
3201		ASSERT_CRITICAL(0);
3202		return NULL;
3203	}
3204
3205	if (construct_integrated_info(bp, info) == BP_RESULT_OK)
3206		return info;
3207
3208	kfree(info);
3209
3210	return NULL;
3211}
3212
3213static enum bp_result update_slot_layout_info(
3214	struct dc_bios *dcb,
3215	unsigned int i,
3216	struct slot_layout_info *slot_layout_info)
3217{
3218	unsigned int record_offset;
3219	unsigned int j;
3220	struct atom_display_object_path_v2 *object;
3221	struct atom_bracket_layout_record *record;
3222	struct atom_common_record_header *record_header;
3223	static enum bp_result result;
3224	struct bios_parser *bp;
3225	struct object_info_table *tbl;
3226	struct display_object_info_table_v1_4 *v1_4;
3227
3228	record = NULL;
3229	record_header = NULL;
3230	result = BP_RESULT_NORECORD;
3231
3232	bp = BP_FROM_DCB(dcb);
3233	tbl = &bp->object_info_tbl;
3234	v1_4 = tbl->v1_4;
3235
3236	object = &v1_4->display_path[i];
3237	record_offset = (unsigned int)
3238		(object->disp_recordoffset) +
3239		(unsigned int)(bp->object_info_tbl_offset);
3240
3241	for (;;) {
3242
3243		record_header = (struct atom_common_record_header *)
3244			GET_IMAGE(struct atom_common_record_header,
3245			record_offset);
3246		if (record_header == NULL) {
3247			result = BP_RESULT_BADBIOSTABLE;
3248			break;
3249		}
3250
3251		/* the end of the list */
3252		if (record_header->record_type == 0xff ||
3253			record_header->record_size == 0)	{
3254			break;
3255		}
3256
3257		if (record_header->record_type ==
3258			ATOM_BRACKET_LAYOUT_RECORD_TYPE &&
3259			sizeof(struct atom_bracket_layout_record)
3260			<= record_header->record_size) {
3261			record = (struct atom_bracket_layout_record *)
3262				(record_header);
3263			result = BP_RESULT_OK;
3264			break;
3265		}
3266
3267		record_offset += record_header->record_size;
3268	}
3269
3270	/* return if the record not found */
3271	if (result != BP_RESULT_OK)
3272		return result;
3273
3274	/* get slot sizes */
3275	slot_layout_info->length = record->bracketlen;
3276	slot_layout_info->width = record->bracketwidth;
3277
3278	/* get info for each connector in the slot */
3279	slot_layout_info->num_of_connectors = record->conn_num;
3280	for (j = 0; j < slot_layout_info->num_of_connectors; ++j) {
3281		slot_layout_info->connectors[j].connector_type =
3282			(enum connector_layout_type)
3283			(record->conn_info[j].connector_type);
3284		switch (record->conn_info[j].connector_type) {
3285		case CONNECTOR_TYPE_DVI_D:
3286			slot_layout_info->connectors[j].connector_type =
3287				CONNECTOR_LAYOUT_TYPE_DVI_D;
3288			slot_layout_info->connectors[j].length =
3289				CONNECTOR_SIZE_DVI;
3290			break;
3291
3292		case CONNECTOR_TYPE_HDMI:
3293			slot_layout_info->connectors[j].connector_type =
3294				CONNECTOR_LAYOUT_TYPE_HDMI;
3295			slot_layout_info->connectors[j].length =
3296				CONNECTOR_SIZE_HDMI;
3297			break;
3298
3299		case CONNECTOR_TYPE_DISPLAY_PORT:
3300			slot_layout_info->connectors[j].connector_type =
3301				CONNECTOR_LAYOUT_TYPE_DP;
3302			slot_layout_info->connectors[j].length =
3303				CONNECTOR_SIZE_DP;
3304			break;
3305
3306		case CONNECTOR_TYPE_MINI_DISPLAY_PORT:
3307			slot_layout_info->connectors[j].connector_type =
3308				CONNECTOR_LAYOUT_TYPE_MINI_DP;
3309			slot_layout_info->connectors[j].length =
3310				CONNECTOR_SIZE_MINI_DP;
3311			break;
3312
3313		default:
3314			slot_layout_info->connectors[j].connector_type =
3315				CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3316			slot_layout_info->connectors[j].length =
3317				CONNECTOR_SIZE_UNKNOWN;
3318		}
3319
3320		slot_layout_info->connectors[j].position =
3321			record->conn_info[j].position;
3322		slot_layout_info->connectors[j].connector_id =
3323			object_id_from_bios_object_id(
3324				record->conn_info[j].connectorobjid);
3325	}
3326	return result;
3327}
3328
3329static enum bp_result update_slot_layout_info_v2(
3330	struct dc_bios *dcb,
3331	unsigned int i,
3332	struct slot_layout_info *slot_layout_info)
3333{
3334	unsigned int record_offset;
3335	struct atom_display_object_path_v3 *object;
3336	struct atom_bracket_layout_record_v2 *record;
3337	struct atom_common_record_header *record_header;
3338	static enum bp_result result;
3339	struct bios_parser *bp;
3340	struct object_info_table *tbl;
3341	struct display_object_info_table_v1_5 *v1_5;
3342	struct graphics_object_id connector_id;
3343
3344	record = NULL;
3345	record_header = NULL;
3346	result = BP_RESULT_NORECORD;
3347
3348	bp = BP_FROM_DCB(dcb);
3349	tbl = &bp->object_info_tbl;
3350	v1_5 = tbl->v1_5;
3351
3352	object = &v1_5->display_path[i];
3353	record_offset = (unsigned int)
3354		(object->disp_recordoffset) +
3355		(unsigned int)(bp->object_info_tbl_offset);
3356
3357	for (;;) {
3358
3359		record_header = (struct atom_common_record_header *)
3360			GET_IMAGE(struct atom_common_record_header,
3361			record_offset);
3362		if (record_header == NULL) {
3363			result = BP_RESULT_BADBIOSTABLE;
3364			break;
3365		}
3366
3367		/* the end of the list */
3368		if (record_header->record_type == ATOM_RECORD_END_TYPE ||
3369			record_header->record_size == 0)	{
3370			break;
3371		}
3372
3373		if (record_header->record_type ==
3374			ATOM_BRACKET_LAYOUT_V2_RECORD_TYPE &&
3375			sizeof(struct atom_bracket_layout_record_v2)
3376			<= record_header->record_size) {
3377			record = (struct atom_bracket_layout_record_v2 *)
3378				(record_header);
3379			result = BP_RESULT_OK;
3380			break;
3381		}
3382
3383		record_offset += record_header->record_size;
3384	}
3385
3386	/* return if the record not found */
3387	if (result != BP_RESULT_OK)
3388		return result;
3389
3390	/* get slot sizes */
3391	connector_id = object_id_from_bios_object_id(object->display_objid);
3392
3393	slot_layout_info->length = record->bracketlen;
3394	slot_layout_info->width = record->bracketwidth;
3395	slot_layout_info->num_of_connectors = v1_5->number_of_path;
3396	slot_layout_info->connectors[i].position = record->conn_num;
3397	slot_layout_info->connectors[i].connector_id = connector_id;
3398
3399	switch (connector_id.id) {
3400	case CONNECTOR_ID_SINGLE_LINK_DVID:
3401	case CONNECTOR_ID_DUAL_LINK_DVID:
3402		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DVI_D;
3403		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DVI;
3404		break;
3405
3406	case CONNECTOR_ID_HDMI_TYPE_A:
3407		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_HDMI;
3408		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_HDMI;
3409		break;
3410
3411	case CONNECTOR_ID_DISPLAY_PORT:
3412	case CONNECTOR_ID_USBC:
3413		if (record->mini_type == MINI_TYPE_NORMAL) {
3414			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_DP;
3415			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_DP;
3416		} else {
3417			slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_MINI_DP;
3418			slot_layout_info->connectors[i].length = CONNECTOR_SIZE_MINI_DP;
3419		}
3420		break;
3421
3422	default:
3423		slot_layout_info->connectors[i].connector_type = CONNECTOR_LAYOUT_TYPE_UNKNOWN;
3424		slot_layout_info->connectors[i].length = CONNECTOR_SIZE_UNKNOWN;
3425	}
3426	return result;
3427}
3428
3429static enum bp_result get_bracket_layout_record(
3430	struct dc_bios *dcb,
3431	unsigned int bracket_layout_id,
3432	struct slot_layout_info *slot_layout_info)
3433{
3434	unsigned int i;
3435	struct bios_parser *bp = BP_FROM_DCB(dcb);
3436	static enum bp_result result;
3437	struct object_info_table *tbl;
3438	struct display_object_info_table_v1_4 *v1_4;
3439	struct display_object_info_table_v1_5 *v1_5;
3440
3441	if (slot_layout_info == NULL) {
3442		DC_LOG_DETECTION_EDID_PARSER("Invalid slot_layout_info\n");
3443		return BP_RESULT_BADINPUT;
3444	}
3445
3446	tbl = &bp->object_info_tbl;
3447	v1_4 = tbl->v1_4;
3448	v1_5 = tbl->v1_5;
3449
3450	result = BP_RESULT_NORECORD;
3451	switch (bp->object_info_tbl.revision.minor) {
3452	case 4:
3453	default:
3454		for (i = 0; i < v1_4->number_of_path; ++i) {
3455			if (bracket_layout_id == v1_4->display_path[i].display_objid) {
3456				result = update_slot_layout_info(dcb, i, slot_layout_info);
3457				break;
3458			}
3459		}
3460		break;
3461	case 5:
3462		for (i = 0; i < v1_5->number_of_path; ++i)
3463			result = update_slot_layout_info_v2(dcb, i, slot_layout_info);
3464		break;
3465	}
3466
3467	return result;
3468}
3469
3470static enum bp_result bios_get_board_layout_info(
3471	struct dc_bios *dcb,
3472	struct board_layout_info *board_layout_info)
3473{
3474	unsigned int i;
3475	struct bios_parser *bp;
3476	static enum bp_result record_result;
3477	unsigned int max_slots;
3478
3479	const unsigned int slot_index_to_vbios_id[MAX_BOARD_SLOTS] = {
3480		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID1,
3481		GENERICOBJECT_BRACKET_LAYOUT_ENUM_ID2,
3482		0, 0
3483	};
3484
3485	bp = BP_FROM_DCB(dcb);
3486
3487	if (board_layout_info == NULL) {
3488		DC_LOG_DETECTION_EDID_PARSER("Invalid board_layout_info\n");
3489		return BP_RESULT_BADINPUT;
3490	}
3491
3492	board_layout_info->num_of_slots = 0;
3493	max_slots = MAX_BOARD_SLOTS;
3494
3495	// Assume single slot on v1_5
3496	if (bp->object_info_tbl.revision.minor == 5) {
3497		max_slots = 1;
3498	}
3499
3500	for (i = 0; i < max_slots; ++i) {
3501		record_result = get_bracket_layout_record(dcb,
3502			slot_index_to_vbios_id[i],
3503			&board_layout_info->slots[i]);
3504
3505		if (record_result == BP_RESULT_NORECORD && i > 0)
3506			break; /* no more slots present in bios */
3507		else if (record_result != BP_RESULT_OK)
3508			return record_result;  /* fail */
3509
3510		++board_layout_info->num_of_slots;
3511	}
3512
3513	/* all data is valid */
3514	board_layout_info->is_number_of_slots_valid = 1;
3515	board_layout_info->is_slots_size_valid = 1;
3516	board_layout_info->is_connector_offsets_valid = 1;
3517	board_layout_info->is_connector_lengths_valid = 1;
3518
3519	return BP_RESULT_OK;
3520}
3521
3522
3523static uint16_t bios_parser_pack_data_tables(
3524	struct dc_bios *dcb,
3525	void *dst)
3526{
3527	// TODO: There is data bytes alignment issue, disable it for now.
3528	return 0;
3529}
3530
3531static struct atom_dc_golden_table_v1 *bios_get_golden_table(
3532		struct bios_parser *bp,
3533		uint32_t rev_major,
3534		uint32_t rev_minor,
3535		uint16_t *dc_golden_table_ver)
3536{
3537	struct atom_display_controller_info_v4_4 *disp_cntl_tbl_4_4 = NULL;
3538	uint32_t dc_golden_offset = 0;
3539	*dc_golden_table_ver = 0;
3540
3541	if (!DATA_TABLES(dce_info))
3542		return NULL;
3543
3544	/* ver.4.4 or higher */
3545	switch (rev_major) {
3546	case 4:
3547		switch (rev_minor) {
3548		case 4:
3549			disp_cntl_tbl_4_4 = GET_IMAGE(struct atom_display_controller_info_v4_4,
3550									DATA_TABLES(dce_info));
3551			if (!disp_cntl_tbl_4_4)
3552				return NULL;
3553			dc_golden_offset = DATA_TABLES(dce_info) + disp_cntl_tbl_4_4->dc_golden_table_offset;
3554			*dc_golden_table_ver = disp_cntl_tbl_4_4->dc_golden_table_ver;
3555			break;
3556		case 5:
3557		default:
3558			/* For atom_display_controller_info_v4_5 there is no need to get golden table from
3559			 * dc_golden_table_offset as all these fields previously in golden table used for AUX
3560			 * pre-charge settings are now available directly in atom_display_controller_info_v4_5.
3561			 */
3562			break;
3563		}
3564		break;
3565	}
3566
3567	if (!dc_golden_offset)
3568		return NULL;
3569
3570	if (*dc_golden_table_ver != 1)
3571		return NULL;
3572
3573	return GET_IMAGE(struct atom_dc_golden_table_v1,
3574			dc_golden_offset);
3575}
3576
3577static enum bp_result bios_get_atom_dc_golden_table(
3578	struct dc_bios *dcb)
3579{
3580	struct bios_parser *bp = BP_FROM_DCB(dcb);
3581	enum bp_result result = BP_RESULT_OK;
3582	struct atom_dc_golden_table_v1 *atom_dc_golden_table = NULL;
3583	struct atom_common_table_header *header;
3584	struct atom_data_revision tbl_revision;
3585	uint16_t dc_golden_table_ver = 0;
3586
3587	header = GET_IMAGE(struct atom_common_table_header,
3588							DATA_TABLES(dce_info));
3589	if (!header)
3590		return BP_RESULT_UNSUPPORTED;
3591
3592	get_atom_data_table_revision(header, &tbl_revision);
3593
3594	atom_dc_golden_table = bios_get_golden_table(bp,
3595			tbl_revision.major,
3596			tbl_revision.minor,
3597			&dc_golden_table_ver);
3598
3599	if (!atom_dc_golden_table)
3600		return BP_RESULT_UNSUPPORTED;
3601
3602	dcb->golden_table.dc_golden_table_ver = dc_golden_table_ver;
3603	dcb->golden_table.aux_dphy_rx_control0_val = atom_dc_golden_table->aux_dphy_rx_control0_val;
3604	dcb->golden_table.aux_dphy_rx_control1_val = atom_dc_golden_table->aux_dphy_rx_control1_val;
3605	dcb->golden_table.aux_dphy_tx_control_val = atom_dc_golden_table->aux_dphy_tx_control_val;
3606	dcb->golden_table.dc_gpio_aux_ctrl_0_val = atom_dc_golden_table->dc_gpio_aux_ctrl_0_val;
3607	dcb->golden_table.dc_gpio_aux_ctrl_1_val = atom_dc_golden_table->dc_gpio_aux_ctrl_1_val;
3608	dcb->golden_table.dc_gpio_aux_ctrl_2_val = atom_dc_golden_table->dc_gpio_aux_ctrl_2_val;
3609	dcb->golden_table.dc_gpio_aux_ctrl_3_val = atom_dc_golden_table->dc_gpio_aux_ctrl_3_val;
3610	dcb->golden_table.dc_gpio_aux_ctrl_4_val = atom_dc_golden_table->dc_gpio_aux_ctrl_4_val;
3611	dcb->golden_table.dc_gpio_aux_ctrl_5_val = atom_dc_golden_table->dc_gpio_aux_ctrl_5_val;
3612
3613	return result;
3614}
3615
3616
3617static const struct dc_vbios_funcs vbios_funcs = {
3618	.get_connectors_number = bios_parser_get_connectors_number,
3619
 
 
3620	.get_connector_id = bios_parser_get_connector_id,
3621
 
 
3622	.get_src_obj = bios_parser_get_src_obj,
3623
 
 
3624	.get_i2c_info = bios_parser_get_i2c_info,
3625
 
 
 
 
3626	.get_hpd_info = bios_parser_get_hpd_info,
3627
3628	.get_device_tag = bios_parser_get_device_tag,
3629
 
 
3630	.get_spread_spectrum_info = bios_parser_get_spread_spectrum_info,
3631
3632	.get_ss_entry_number = bios_parser_get_ss_entry_number,
3633
3634	.get_embedded_panel_info = bios_parser_get_embedded_panel_info,
3635
3636	.get_gpio_pin_info = bios_parser_get_gpio_pin_info,
3637
3638	.get_encoder_cap_info = bios_parser_get_encoder_cap_info,
3639
3640	.is_device_id_supported = bios_parser_is_device_id_supported,
3641
 
 
3642	.is_accelerated_mode = bios_parser_is_accelerated_mode,
 
3643
3644	.set_scratch_critical_state = bios_parser_set_scratch_critical_state,
3645
3646
3647/*	 COMMANDS */
3648	.encoder_control = bios_parser_encoder_control,
3649
3650	.transmitter_control = bios_parser_transmitter_control,
3651
3652	.enable_crtc = bios_parser_enable_crtc,
3653
3654	.set_pixel_clock = bios_parser_set_pixel_clock,
3655
3656	.set_dce_clock = bios_parser_set_dce_clock,
3657
3658	.program_crtc_timing = bios_parser_program_crtc_timing,
3659
3660	.enable_disp_power_gating = bios_parser_enable_disp_power_gating,
3661
3662	.bios_parser_destroy = firmware_parser_destroy,
3663
3664	.get_board_layout_info = bios_get_board_layout_info,
3665	.pack_data_tables = bios_parser_pack_data_tables,
3666
3667	.get_atom_dc_golden_table = bios_get_atom_dc_golden_table,
3668
3669	.enable_lvtma_control = bios_parser_enable_lvtma_control,
3670
3671	.get_soc_bb_info = bios_parser_get_soc_bb_info,
3672
3673	.get_disp_connector_caps_info = bios_parser_get_disp_connector_caps_info,
3674
3675	.get_lttpr_caps = bios_parser_get_lttpr_caps,
3676
3677	.get_lttpr_interop = bios_parser_get_lttpr_interop,
3678
3679	.get_connector_speed_cap_info = bios_parser_get_connector_speed_cap_info,
3680};
3681
3682static bool bios_parser2_construct(
3683	struct bios_parser *bp,
3684	struct bp_init_data *init,
3685	enum dce_version dce_version)
3686{
3687	uint16_t *rom_header_offset = NULL;
3688	struct atom_rom_header_v2_2 *rom_header = NULL;
3689	struct display_object_info_table_v1_4 *object_info_tbl;
3690	struct atom_data_revision tbl_rev = {0};
3691
3692	if (!init)
3693		return false;
3694
3695	if (!init->bios)
3696		return false;
3697
3698	bp->base.funcs = &vbios_funcs;
3699	bp->base.bios = init->bios;
3700	bp->base.bios_size = bp->base.bios[OFFSET_TO_ATOM_ROM_IMAGE_SIZE] * BIOS_IMAGE_SIZE_UNIT;
3701
3702	bp->base.ctx = init->ctx;
3703
3704	bp->base.bios_local_image = NULL;
3705
3706	rom_header_offset =
3707			GET_IMAGE(uint16_t, OFFSET_TO_ATOM_ROM_HEADER_POINTER);
3708
3709	if (!rom_header_offset)
3710		return false;
3711
3712	rom_header = GET_IMAGE(struct atom_rom_header_v2_2, *rom_header_offset);
3713
3714	if (!rom_header)
3715		return false;
3716
3717	get_atom_data_table_revision(&rom_header->table_header, &tbl_rev);
3718	if (!(tbl_rev.major >= 2 && tbl_rev.minor >= 2))
3719		return false;
3720
3721	bp->master_data_tbl =
3722		GET_IMAGE(struct atom_master_data_table_v2_1,
3723				rom_header->masterdatatable_offset);
3724
3725	if (!bp->master_data_tbl)
3726		return false;
3727
3728	bp->object_info_tbl_offset = DATA_TABLES(displayobjectinfo);
3729
3730	if (!bp->object_info_tbl_offset)
3731		return false;
3732
3733	object_info_tbl =
3734			GET_IMAGE(struct display_object_info_table_v1_4,
3735						bp->object_info_tbl_offset);
3736
3737	if (!object_info_tbl)
3738		return false;
3739
3740	get_atom_data_table_revision(&object_info_tbl->table_header,
3741		&bp->object_info_tbl.revision);
3742
3743	if (bp->object_info_tbl.revision.major == 1
3744		&& bp->object_info_tbl.revision.minor == 4) {
3745		struct display_object_info_table_v1_4 *tbl_v1_4;
3746
3747		tbl_v1_4 = GET_IMAGE(struct display_object_info_table_v1_4,
3748			bp->object_info_tbl_offset);
3749		if (!tbl_v1_4)
3750			return false;
3751
3752		bp->object_info_tbl.v1_4 = tbl_v1_4;
3753	} else if (bp->object_info_tbl.revision.major == 1
3754		&& bp->object_info_tbl.revision.minor == 5) {
3755		struct display_object_info_table_v1_5 *tbl_v1_5;
3756
3757		tbl_v1_5 = GET_IMAGE(struct display_object_info_table_v1_5,
3758			bp->object_info_tbl_offset);
3759		if (!tbl_v1_5)
3760			return false;
3761
3762		bp->object_info_tbl.v1_5 = tbl_v1_5;
3763	} else {
3764		ASSERT(0);
3765		return false;
3766	}
3767
3768	dal_firmware_parser_init_cmd_tbl(bp);
3769	dal_bios_parser_init_cmd_tbl_helper2(&bp->cmd_helper, dce_version);
3770
3771	bp->base.integrated_info = bios_parser_create_integrated_info(&bp->base);
3772	bp->base.fw_info_valid = bios_parser_get_firmware_info(&bp->base, &bp->base.fw_info) == BP_RESULT_OK;
3773	bios_parser_get_vram_info(&bp->base, &bp->base.vram_info);
3774	bios_parser_get_soc_bb_info(&bp->base, &bp->base.bb_info);
3775	return true;
3776}
3777
3778struct dc_bios *firmware_parser_create(
3779	struct bp_init_data *init,
3780	enum dce_version dce_version)
3781{
3782	struct bios_parser *bp;
3783
3784	bp = kzalloc(sizeof(struct bios_parser), GFP_KERNEL);
3785	if (!bp)
3786		return NULL;
3787
3788	if (bios_parser2_construct(bp, init, dce_version))
3789		return &bp->base;
3790
3791	kfree(bp);
3792	return NULL;
3793}
3794
3795