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   1/*
   2 * Copyright 2016 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 */
  23#include <linux/module.h>
  24#include <linux/slab.h>
  25#include <linux/fb.h>
  26
  27#include "vega10_processpptables.h"
  28#include "ppatomfwctrl.h"
  29#include "atomfirmware.h"
  30#include "pp_debug.h"
  31#include "cgs_common.h"
  32#include "vega10_pptable.h"
  33
  34#define NUM_DSPCLK_LEVELS 8
  35
  36static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable,
  37		enum phm_platform_caps cap)
  38{
  39	if (enable)
  40		phm_cap_set(hwmgr->platform_descriptor.platformCaps, cap);
  41	else
  42		phm_cap_unset(hwmgr->platform_descriptor.platformCaps, cap);
  43}
  44
  45static const void *get_powerplay_table(struct pp_hwmgr *hwmgr)
  46{
  47	int index = GetIndexIntoMasterDataTable(powerplayinfo);
  48
  49	u16 size;
  50	u8 frev, crev;
  51	const void *table_address = hwmgr->soft_pp_table;
  52
  53	if (!table_address) {
  54		table_address = (ATOM_Vega10_POWERPLAYTABLE *)
  55				cgs_atom_get_data_table(hwmgr->device, index,
  56						&size, &frev, &crev);
  57
  58		hwmgr->soft_pp_table = table_address;	/*Cache the result in RAM.*/
  59		hwmgr->soft_pp_table_size = size;
  60	}
  61
  62	return table_address;
  63}
  64
  65static int check_powerplay_tables(
  66		struct pp_hwmgr *hwmgr,
  67		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
  68{
  69	const ATOM_Vega10_State_Array *state_arrays;
  70
  71	state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)powerplay_table) +
  72		le16_to_cpu(powerplay_table->usStateArrayOffset));
  73
  74	PP_ASSERT_WITH_CODE((powerplay_table->sHeader.format_revision >=
  75			ATOM_Vega10_TABLE_REVISION_VEGA10),
  76		"Unsupported PPTable format!", return -1);
  77	PP_ASSERT_WITH_CODE(powerplay_table->usStateArrayOffset,
  78		"State table is not set!", return -1);
  79	PP_ASSERT_WITH_CODE(powerplay_table->sHeader.structuresize > 0,
  80		"Invalid PowerPlay Table!", return -1);
  81	PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
  82		"Invalid PowerPlay Table!", return -1);
  83
  84	return 0;
  85}
  86
  87static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps)
  88{
  89	set_hw_cap(
  90			hwmgr,
  91			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_POWERPLAY),
  92			PHM_PlatformCaps_PowerPlaySupport);
  93
  94	set_hw_cap(
  95			hwmgr,
  96			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_SBIOSPOWERSOURCE),
  97			PHM_PlatformCaps_BiosPowerSourceControl);
  98
  99	set_hw_cap(
 100			hwmgr,
 101			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_HARDWAREDC),
 102			PHM_PlatformCaps_AutomaticDCTransition);
 103
 104	set_hw_cap(
 105			hwmgr,
 106			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_BACO),
 107			PHM_PlatformCaps_BACO);
 108
 109	set_hw_cap(
 110			hwmgr,
 111			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_COMBINE_PCC_WITH_THERMAL_SIGNAL),
 112			PHM_PlatformCaps_CombinePCCWithThermalSignal);
 113
 114	return 0;
 115}
 116
 117static int init_thermal_controller(
 118		struct pp_hwmgr *hwmgr,
 119		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
 120{
 121	const ATOM_Vega10_Thermal_Controller *thermal_controller;
 122	const Vega10_PPTable_Generic_SubTable_Header *header;
 123	const ATOM_Vega10_Fan_Table *fan_table_v1;
 124	const ATOM_Vega10_Fan_Table_V2 *fan_table_v2;
 125
 126	thermal_controller = (ATOM_Vega10_Thermal_Controller *)
 127			(((unsigned long)powerplay_table) +
 128			le16_to_cpu(powerplay_table->usThermalControllerOffset));
 129
 130	PP_ASSERT_WITH_CODE((powerplay_table->usThermalControllerOffset != 0),
 131			"Thermal controller table not set!", return -EINVAL);
 132
 133	hwmgr->thermal_controller.ucType = thermal_controller->ucType;
 134	hwmgr->thermal_controller.ucI2cLine = thermal_controller->ucI2cLine;
 135	hwmgr->thermal_controller.ucI2cAddress = thermal_controller->ucI2cAddress;
 136
 137	hwmgr->thermal_controller.fanInfo.bNoFan =
 138			(0 != (thermal_controller->ucFanParameters &
 139			ATOM_VEGA10_PP_FANPARAMETERS_NOFAN));
 140
 141	hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
 142			thermal_controller->ucFanParameters &
 143			ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
 144
 145	hwmgr->thermal_controller.fanInfo.ulMinRPM =
 146			thermal_controller->ucFanMinRPM * 100UL;
 147	hwmgr->thermal_controller.fanInfo.ulMaxRPM =
 148			thermal_controller->ucFanMaxRPM * 100UL;
 149
 150	hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay
 151			= 100000;
 152
 153	set_hw_cap(
 154			hwmgr,
 155			ATOM_VEGA10_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType,
 156			PHM_PlatformCaps_ThermalController);
 157
 158	if (!powerplay_table->usFanTableOffset)
 159		return 0;
 160
 161	header = (const Vega10_PPTable_Generic_SubTable_Header *)
 162			(((unsigned long)powerplay_table) +
 163			le16_to_cpu(powerplay_table->usFanTableOffset));
 164
 165	if (header->ucRevId == 10) {
 166		fan_table_v1 = (ATOM_Vega10_Fan_Table *)header;
 167
 168		PP_ASSERT_WITH_CODE((fan_table_v1->ucRevId >= 8),
 169				"Invalid Input Fan Table!", return -EINVAL);
 170
 171		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 172				PHM_PlatformCaps_MicrocodeFanControl);
 173
 174		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
 175				le16_to_cpu(fan_table_v1->usFanOutputSensitivity);
 176		hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
 177				le16_to_cpu(fan_table_v1->usFanRPMMax);
 178		hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
 179				le16_to_cpu(fan_table_v1->usThrottlingRPM);
 180		hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
 181				le16_to_cpu(fan_table_v1->usFanAcousticLimit);
 182		hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
 183				le16_to_cpu(fan_table_v1->usTargetTemperature);
 184		hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
 185				le16_to_cpu(fan_table_v1->usMinimumPWMLimit);
 186		hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
 187				le16_to_cpu(fan_table_v1->usTargetGfxClk);
 188		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
 189				le16_to_cpu(fan_table_v1->usFanGainEdge);
 190		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
 191				le16_to_cpu(fan_table_v1->usFanGainHotspot);
 192		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
 193				le16_to_cpu(fan_table_v1->usFanGainLiquid);
 194		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
 195				le16_to_cpu(fan_table_v1->usFanGainVrVddc);
 196		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
 197				le16_to_cpu(fan_table_v1->usFanGainVrMvdd);
 198		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
 199				le16_to_cpu(fan_table_v1->usFanGainPlx);
 200		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
 201				le16_to_cpu(fan_table_v1->usFanGainHbm);
 202
 203		hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
 204				fan_table_v1->ucEnableZeroRPM;
 205		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
 206				le16_to_cpu(fan_table_v1->usFanStopTemperature);
 207		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
 208				le16_to_cpu(fan_table_v1->usFanStartTemperature);
 209	} else if (header->ucRevId > 10) {
 210		fan_table_v2 = (ATOM_Vega10_Fan_Table_V2 *)header;
 211
 212		hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
 213				fan_table_v2->ucFanParameters & ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
 214		hwmgr->thermal_controller.fanInfo.ulMinRPM = fan_table_v2->ucFanMinRPM * 100UL;
 215		hwmgr->thermal_controller.fanInfo.ulMaxRPM = fan_table_v2->ucFanMaxRPM * 100UL;
 216		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 217				PHM_PlatformCaps_MicrocodeFanControl);
 218		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
 219				le16_to_cpu(fan_table_v2->usFanOutputSensitivity);
 220		hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
 221				fan_table_v2->ucFanMaxRPM * 100UL;
 222		hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
 223				le16_to_cpu(fan_table_v2->usThrottlingRPM);
 224		hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
 225				le16_to_cpu(fan_table_v2->usFanAcousticLimitRpm);
 226		hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
 227				le16_to_cpu(fan_table_v2->usTargetTemperature);
 228		hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
 229				le16_to_cpu(fan_table_v2->usMinimumPWMLimit);
 230		hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
 231				le16_to_cpu(fan_table_v2->usTargetGfxClk);
 232		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
 233				le16_to_cpu(fan_table_v2->usFanGainEdge);
 234		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
 235				le16_to_cpu(fan_table_v2->usFanGainHotspot);
 236		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
 237				le16_to_cpu(fan_table_v2->usFanGainLiquid);
 238		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
 239				le16_to_cpu(fan_table_v2->usFanGainVrVddc);
 240		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
 241				le16_to_cpu(fan_table_v2->usFanGainVrMvdd);
 242		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
 243				le16_to_cpu(fan_table_v2->usFanGainPlx);
 244		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
 245				le16_to_cpu(fan_table_v2->usFanGainHbm);
 246
 247		hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
 248				fan_table_v2->ucEnableZeroRPM;
 249		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
 250				le16_to_cpu(fan_table_v2->usFanStopTemperature);
 251		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
 252				le16_to_cpu(fan_table_v2->usFanStartTemperature);
 253	}
 254	return 0;
 255}
 256
 257static int init_over_drive_limits(
 258		struct pp_hwmgr *hwmgr,
 259		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
 260{
 261	hwmgr->platform_descriptor.overdriveLimit.engineClock =
 262			le32_to_cpu(powerplay_table->ulMaxODEngineClock);
 263	hwmgr->platform_descriptor.overdriveLimit.memoryClock =
 264			le32_to_cpu(powerplay_table->ulMaxODMemoryClock);
 265
 266	hwmgr->platform_descriptor.minOverdriveVDDC = 0;
 267	hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
 268	hwmgr->platform_descriptor.overdriveVDDCStep = 0;
 269
 270	if (hwmgr->platform_descriptor.overdriveLimit.engineClock == 0 ||
 271		hwmgr->platform_descriptor.overdriveLimit.memoryClock == 0) {
 272		hwmgr->od_enabled = false;
 273		pr_debug("OverDrive feature not support by VBIOS\n");
 274	}
 275
 276	return 0;
 277}
 278
 279static int get_mm_clock_voltage_table(
 280		struct pp_hwmgr *hwmgr,
 281		phm_ppt_v1_mm_clock_voltage_dependency_table **vega10_mm_table,
 282		const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table)
 283{
 284	uint32_t table_size, i;
 285	const ATOM_Vega10_MM_Dependency_Record *mm_dependency_record;
 286	phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table;
 287
 288	PP_ASSERT_WITH_CODE((mm_dependency_table->ucNumEntries != 0),
 289			"Invalid PowerPlay Table!", return -1);
 290
 291	table_size = sizeof(uint32_t) +
 292			sizeof(phm_ppt_v1_mm_clock_voltage_dependency_record) *
 293			mm_dependency_table->ucNumEntries;
 294	mm_table = kzalloc(table_size, GFP_KERNEL);
 295
 296	if (!mm_table)
 297		return -ENOMEM;
 298
 299	mm_table->count = mm_dependency_table->ucNumEntries;
 300
 301	for (i = 0; i < mm_dependency_table->ucNumEntries; i++) {
 302		mm_dependency_record = &mm_dependency_table->entries[i];
 303		mm_table->entries[i].vddcInd = mm_dependency_record->ucVddcInd;
 304		mm_table->entries[i].samclock =
 305				le32_to_cpu(mm_dependency_record->ulPSPClk);
 306		mm_table->entries[i].eclk = le32_to_cpu(mm_dependency_record->ulEClk);
 307		mm_table->entries[i].vclk = le32_to_cpu(mm_dependency_record->ulVClk);
 308		mm_table->entries[i].dclk = le32_to_cpu(mm_dependency_record->ulDClk);
 309	}
 310
 311	*vega10_mm_table = mm_table;
 312
 313	return 0;
 314}
 315
 316static void get_scl_sda_value(uint8_t line, uint8_t *scl, uint8_t* sda)
 317{
 318	switch(line){
 319	case Vega10_I2CLineID_DDC1:
 320		*scl = Vega10_I2C_DDC1CLK;
 321		*sda = Vega10_I2C_DDC1DATA;
 322		break;
 323	case Vega10_I2CLineID_DDC2:
 324		*scl = Vega10_I2C_DDC2CLK;
 325		*sda = Vega10_I2C_DDC2DATA;
 326		break;
 327	case Vega10_I2CLineID_DDC3:
 328		*scl = Vega10_I2C_DDC3CLK;
 329		*sda = Vega10_I2C_DDC3DATA;
 330		break;
 331	case Vega10_I2CLineID_DDC4:
 332		*scl = Vega10_I2C_DDC4CLK;
 333		*sda = Vega10_I2C_DDC4DATA;
 334		break;
 335	case Vega10_I2CLineID_DDC5:
 336		*scl = Vega10_I2C_DDC5CLK;
 337		*sda = Vega10_I2C_DDC5DATA;
 338		break;
 339	case Vega10_I2CLineID_DDC6:
 340		*scl = Vega10_I2C_DDC6CLK;
 341		*sda = Vega10_I2C_DDC6DATA;
 342		break;
 343	case Vega10_I2CLineID_SCLSDA:
 344		*scl = Vega10_I2C_SCL;
 345		*sda = Vega10_I2C_SDA;
 346		break;
 347	case Vega10_I2CLineID_DDCVGA:
 348		*scl = Vega10_I2C_DDCVGACLK;
 349		*sda = Vega10_I2C_DDCVGADATA;
 350		break;
 351	default:
 352		*scl = 0;
 353		*sda = 0;
 354		break;
 355	}
 356}
 357
 358static int get_tdp_table(
 359		struct pp_hwmgr *hwmgr,
 360		struct phm_tdp_table **info_tdp_table,
 361		const Vega10_PPTable_Generic_SubTable_Header *table)
 362{
 363	uint32_t table_size;
 364	struct phm_tdp_table *tdp_table;
 365	uint8_t scl;
 366	uint8_t sda;
 367	const ATOM_Vega10_PowerTune_Table *power_tune_table;
 368	const ATOM_Vega10_PowerTune_Table_V2 *power_tune_table_v2;
 369	const ATOM_Vega10_PowerTune_Table_V3 *power_tune_table_v3;
 370
 371	table_size = sizeof(uint32_t) + sizeof(struct phm_tdp_table);
 372
 373	tdp_table = kzalloc(table_size, GFP_KERNEL);
 374
 375	if (!tdp_table)
 376		return -ENOMEM;
 377
 378	if (table->ucRevId == 5) {
 379		power_tune_table = (ATOM_Vega10_PowerTune_Table *)table;
 380		tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table->usSocketPowerLimit);
 381		tdp_table->usTDC = le16_to_cpu(power_tune_table->usTdcLimit);
 382		tdp_table->usEDCLimit = le16_to_cpu(power_tune_table->usEdcLimit);
 383		tdp_table->usSoftwareShutdownTemp =
 384				le16_to_cpu(power_tune_table->usSoftwareShutdownTemp);
 385		tdp_table->usTemperatureLimitTedge =
 386				le16_to_cpu(power_tune_table->usTemperatureLimitTedge);
 387		tdp_table->usTemperatureLimitHotspot =
 388				le16_to_cpu(power_tune_table->usTemperatureLimitHotSpot);
 389		tdp_table->usTemperatureLimitLiquid1 =
 390				le16_to_cpu(power_tune_table->usTemperatureLimitLiquid1);
 391		tdp_table->usTemperatureLimitLiquid2 =
 392				le16_to_cpu(power_tune_table->usTemperatureLimitLiquid2);
 393		tdp_table->usTemperatureLimitHBM =
 394				le16_to_cpu(power_tune_table->usTemperatureLimitHBM);
 395		tdp_table->usTemperatureLimitVrVddc =
 396				le16_to_cpu(power_tune_table->usTemperatureLimitVrSoc);
 397		tdp_table->usTemperatureLimitVrMvdd =
 398				le16_to_cpu(power_tune_table->usTemperatureLimitVrMem);
 399		tdp_table->usTemperatureLimitPlx =
 400				le16_to_cpu(power_tune_table->usTemperatureLimitPlx);
 401		tdp_table->ucLiquid1_I2C_address = power_tune_table->ucLiquid1_I2C_address;
 402		tdp_table->ucLiquid2_I2C_address = power_tune_table->ucLiquid2_I2C_address;
 403		tdp_table->ucLiquid_I2C_Line = power_tune_table->ucLiquid_I2C_LineSCL;
 404		tdp_table->ucLiquid_I2C_LineSDA = power_tune_table->ucLiquid_I2C_LineSDA;
 405		tdp_table->ucVr_I2C_address = power_tune_table->ucVr_I2C_address;
 406		tdp_table->ucVr_I2C_Line = power_tune_table->ucVr_I2C_LineSCL;
 407		tdp_table->ucVr_I2C_LineSDA = power_tune_table->ucVr_I2C_LineSDA;
 408		tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address;
 409		tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL;
 410		tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA;
 411		hwmgr->platform_descriptor.LoadLineSlope = le16_to_cpu(power_tune_table->usLoadLineResistance);
 412	} else if (table->ucRevId == 6) {
 413		power_tune_table_v2 = (ATOM_Vega10_PowerTune_Table_V2 *)table;
 414		tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table_v2->usSocketPowerLimit);
 415		tdp_table->usTDC = le16_to_cpu(power_tune_table_v2->usTdcLimit);
 416		tdp_table->usEDCLimit = le16_to_cpu(power_tune_table_v2->usEdcLimit);
 417		tdp_table->usSoftwareShutdownTemp =
 418				le16_to_cpu(power_tune_table_v2->usSoftwareShutdownTemp);
 419		tdp_table->usTemperatureLimitTedge =
 420				le16_to_cpu(power_tune_table_v2->usTemperatureLimitTedge);
 421		tdp_table->usTemperatureLimitHotspot =
 422				le16_to_cpu(power_tune_table_v2->usTemperatureLimitHotSpot);
 423		tdp_table->usTemperatureLimitLiquid1 =
 424				le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid1);
 425		tdp_table->usTemperatureLimitLiquid2 =
 426				le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid2);
 427		tdp_table->usTemperatureLimitHBM =
 428				le16_to_cpu(power_tune_table_v2->usTemperatureLimitHBM);
 429		tdp_table->usTemperatureLimitVrVddc =
 430				le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrSoc);
 431		tdp_table->usTemperatureLimitVrMvdd =
 432				le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrMem);
 433		tdp_table->usTemperatureLimitPlx =
 434				le16_to_cpu(power_tune_table_v2->usTemperatureLimitPlx);
 435		tdp_table->ucLiquid1_I2C_address = power_tune_table_v2->ucLiquid1_I2C_address;
 436		tdp_table->ucLiquid2_I2C_address = power_tune_table_v2->ucLiquid2_I2C_address;
 437
 438		get_scl_sda_value(power_tune_table_v2->ucLiquid_I2C_Line, &scl, &sda);
 439
 440		tdp_table->ucLiquid_I2C_Line = scl;
 441		tdp_table->ucLiquid_I2C_LineSDA = sda;
 442
 443		tdp_table->ucVr_I2C_address = power_tune_table_v2->ucVr_I2C_address;
 444
 445		get_scl_sda_value(power_tune_table_v2->ucVr_I2C_Line, &scl, &sda);
 446
 447		tdp_table->ucVr_I2C_Line = scl;
 448		tdp_table->ucVr_I2C_LineSDA = sda;
 449		tdp_table->ucPlx_I2C_address = power_tune_table_v2->ucPlx_I2C_address;
 450
 451		get_scl_sda_value(power_tune_table_v2->ucPlx_I2C_Line, &scl, &sda);
 452
 453		tdp_table->ucPlx_I2C_Line = scl;
 454		tdp_table->ucPlx_I2C_LineSDA = sda;
 455
 456		hwmgr->platform_descriptor.LoadLineSlope =
 457					le16_to_cpu(power_tune_table_v2->usLoadLineResistance);
 458	} else {
 459		power_tune_table_v3 = (ATOM_Vega10_PowerTune_Table_V3 *)table;
 460		tdp_table->usMaximumPowerDeliveryLimit   = power_tune_table_v3->usSocketPowerLimit;
 461		tdp_table->usTDC                         = power_tune_table_v3->usTdcLimit;
 462		tdp_table->usEDCLimit                    = power_tune_table_v3->usEdcLimit;
 463		tdp_table->usSoftwareShutdownTemp        = power_tune_table_v3->usSoftwareShutdownTemp;
 464		tdp_table->usTemperatureLimitTedge       = power_tune_table_v3->usTemperatureLimitTedge;
 465		tdp_table->usTemperatureLimitHotspot     = power_tune_table_v3->usTemperatureLimitHotSpot;
 466		tdp_table->usTemperatureLimitLiquid1     = power_tune_table_v3->usTemperatureLimitLiquid1;
 467		tdp_table->usTemperatureLimitLiquid2     = power_tune_table_v3->usTemperatureLimitLiquid2;
 468		tdp_table->usTemperatureLimitHBM         = power_tune_table_v3->usTemperatureLimitHBM;
 469		tdp_table->usTemperatureLimitVrVddc      = power_tune_table_v3->usTemperatureLimitVrSoc;
 470		tdp_table->usTemperatureLimitVrMvdd      = power_tune_table_v3->usTemperatureLimitVrMem;
 471		tdp_table->usTemperatureLimitPlx         = power_tune_table_v3->usTemperatureLimitPlx;
 472		tdp_table->ucLiquid1_I2C_address         = power_tune_table_v3->ucLiquid1_I2C_address;
 473		tdp_table->ucLiquid2_I2C_address         = power_tune_table_v3->ucLiquid2_I2C_address;
 474		tdp_table->usBoostStartTemperature       = power_tune_table_v3->usBoostStartTemperature;
 475		tdp_table->usBoostStopTemperature        = power_tune_table_v3->usBoostStopTemperature;
 476		tdp_table->ulBoostClock                  = power_tune_table_v3->ulBoostClock;
 477
 478		get_scl_sda_value(power_tune_table_v3->ucLiquid_I2C_Line, &scl, &sda);
 479
 480		tdp_table->ucLiquid_I2C_Line             = scl;
 481		tdp_table->ucLiquid_I2C_LineSDA          = sda;
 482
 483		tdp_table->ucVr_I2C_address              = power_tune_table_v3->ucVr_I2C_address;
 484
 485		get_scl_sda_value(power_tune_table_v3->ucVr_I2C_Line, &scl, &sda);
 486
 487		tdp_table->ucVr_I2C_Line                 = scl;
 488		tdp_table->ucVr_I2C_LineSDA              = sda;
 489
 490		tdp_table->ucPlx_I2C_address             = power_tune_table_v3->ucPlx_I2C_address;
 491
 492		get_scl_sda_value(power_tune_table_v3->ucPlx_I2C_Line, &scl, &sda);
 493
 494		tdp_table->ucPlx_I2C_Line                = scl;
 495		tdp_table->ucPlx_I2C_LineSDA             = sda;
 496
 497		hwmgr->platform_descriptor.LoadLineSlope =
 498					le16_to_cpu(power_tune_table_v3->usLoadLineResistance);
 499	}
 500
 501	*info_tdp_table = tdp_table;
 502
 503	return 0;
 504}
 505
 506static int get_socclk_voltage_dependency_table(
 507		struct pp_hwmgr *hwmgr,
 508		phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_clk_dep_table,
 509		const ATOM_Vega10_SOCCLK_Dependency_Table *clk_dep_table)
 510{
 511	uint32_t table_size, i;
 512	phm_ppt_v1_clock_voltage_dependency_table *clk_table;
 513
 514	PP_ASSERT_WITH_CODE(clk_dep_table->ucNumEntries,
 515		"Invalid PowerPlay Table!", return -1);
 516
 517	table_size = sizeof(uint32_t) +
 518			sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
 519			clk_dep_table->ucNumEntries;
 520
 521	clk_table = kzalloc(table_size, GFP_KERNEL);
 522
 523	if (!clk_table)
 524		return -ENOMEM;
 525
 526	clk_table->count = (uint32_t)clk_dep_table->ucNumEntries;
 527
 528	for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
 529		clk_table->entries[i].vddInd =
 530				clk_dep_table->entries[i].ucVddInd;
 531		clk_table->entries[i].clk =
 532				le32_to_cpu(clk_dep_table->entries[i].ulClk);
 533	}
 534
 535	*pp_vega10_clk_dep_table = clk_table;
 536
 537	return 0;
 538}
 539
 540static int get_mclk_voltage_dependency_table(
 541		struct pp_hwmgr *hwmgr,
 542		phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_mclk_dep_table,
 543		const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table)
 544{
 545	uint32_t table_size, i;
 546	phm_ppt_v1_clock_voltage_dependency_table *mclk_table;
 547
 548	PP_ASSERT_WITH_CODE(mclk_dep_table->ucNumEntries,
 549		"Invalid PowerPlay Table!", return -1);
 550
 551	table_size = sizeof(uint32_t) +
 552			sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
 553			mclk_dep_table->ucNumEntries;
 554
 555	mclk_table = kzalloc(table_size, GFP_KERNEL);
 556
 557	if (!mclk_table)
 558		return -ENOMEM;
 559
 560	mclk_table->count = (uint32_t)mclk_dep_table->ucNumEntries;
 561
 562	for (i = 0; i < mclk_dep_table->ucNumEntries; i++) {
 563		mclk_table->entries[i].vddInd =
 564				mclk_dep_table->entries[i].ucVddInd;
 565		mclk_table->entries[i].vddciInd =
 566				mclk_dep_table->entries[i].ucVddciInd;
 567		mclk_table->entries[i].mvddInd =
 568				mclk_dep_table->entries[i].ucVddMemInd;
 569		mclk_table->entries[i].clk =
 570				le32_to_cpu(mclk_dep_table->entries[i].ulMemClk);
 571	}
 572
 573	*pp_vega10_mclk_dep_table = mclk_table;
 574
 575	return 0;
 576}
 577
 578static int get_gfxclk_voltage_dependency_table(
 579		struct pp_hwmgr *hwmgr,
 580		struct phm_ppt_v1_clock_voltage_dependency_table
 581			**pp_vega10_clk_dep_table,
 582		const ATOM_Vega10_GFXCLK_Dependency_Table *clk_dep_table)
 583{
 584	uint32_t table_size, i;
 585	struct phm_ppt_v1_clock_voltage_dependency_table
 586				*clk_table;
 587	ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2;
 588
 589	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
 590			"Invalid PowerPlay Table!", return -1);
 591
 592	table_size = sizeof(uint32_t) +
 593			sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
 594			clk_dep_table->ucNumEntries;
 595
 596	clk_table = kzalloc(table_size, GFP_KERNEL);
 597
 598	if (!clk_table)
 599		return -ENOMEM;
 600
 601	clk_table->count = clk_dep_table->ucNumEntries;
 602
 603	if (clk_dep_table->ucRevId == 0) {
 604		for (i = 0; i < clk_table->count; i++) {
 605			clk_table->entries[i].vddInd =
 606				clk_dep_table->entries[i].ucVddInd;
 607			clk_table->entries[i].clk =
 608				le32_to_cpu(clk_dep_table->entries[i].ulClk);
 609			clk_table->entries[i].cks_enable =
 610				(((le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x8000)
 611						>> 15) == 0) ? 1 : 0;
 612			clk_table->entries[i].cks_voffset =
 613				le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x7F;
 614			clk_table->entries[i].sclk_offset =
 615				le16_to_cpu(clk_dep_table->entries[i].usAVFSOffset);
 616		}
 617	} else if (clk_dep_table->ucRevId == 1) {
 618		patom_record_v2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)clk_dep_table->entries;
 619		for (i = 0; i < clk_table->count; i++) {
 620			clk_table->entries[i].vddInd =
 621					patom_record_v2->ucVddInd;
 622			clk_table->entries[i].clk =
 623					le32_to_cpu(patom_record_v2->ulClk);
 624			clk_table->entries[i].cks_enable =
 625					(((le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x8000)
 626							>> 15) == 0) ? 1 : 0;
 627			clk_table->entries[i].cks_voffset =
 628					le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x7F;
 629			clk_table->entries[i].sclk_offset =
 630					le16_to_cpu(patom_record_v2->usAVFSOffset);
 631			patom_record_v2++;
 632		}
 633	} else {
 634		kfree(clk_table);
 635		PP_ASSERT_WITH_CODE(false,
 636			"Unsupported GFXClockDependencyTable Revision!",
 637			return -EINVAL);
 638	}
 639
 640	*pp_vega10_clk_dep_table = clk_table;
 641
 642	return 0;
 643}
 644
 645static int get_pix_clk_voltage_dependency_table(
 646		struct pp_hwmgr *hwmgr,
 647		struct phm_ppt_v1_clock_voltage_dependency_table
 648			**pp_vega10_clk_dep_table,
 649		const  ATOM_Vega10_PIXCLK_Dependency_Table *clk_dep_table)
 650{
 651	uint32_t table_size, i;
 652	struct phm_ppt_v1_clock_voltage_dependency_table
 653				*clk_table;
 654
 655	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
 656			"Invalid PowerPlay Table!", return -1);
 657
 658	table_size = sizeof(uint32_t) +
 659			sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
 660			clk_dep_table->ucNumEntries;
 661
 662	clk_table = kzalloc(table_size, GFP_KERNEL);
 663
 664	if (!clk_table)
 665		return -ENOMEM;
 666
 667	clk_table->count = clk_dep_table->ucNumEntries;
 668
 669	for (i = 0; i < clk_table->count; i++) {
 670		clk_table->entries[i].vddInd =
 671				clk_dep_table->entries[i].ucVddInd;
 672		clk_table->entries[i].clk =
 673				le32_to_cpu(clk_dep_table->entries[i].ulClk);
 674	}
 675
 676	*pp_vega10_clk_dep_table = clk_table;
 677
 678	return 0;
 679}
 680
 681static int get_dcefclk_voltage_dependency_table(
 682		struct pp_hwmgr *hwmgr,
 683		struct phm_ppt_v1_clock_voltage_dependency_table
 684			**pp_vega10_clk_dep_table,
 685		const ATOM_Vega10_DCEFCLK_Dependency_Table *clk_dep_table)
 686{
 687	uint32_t table_size, i;
 688	uint8_t num_entries;
 689	struct phm_ppt_v1_clock_voltage_dependency_table
 690				*clk_table;
 691	uint32_t dev_id;
 692	uint32_t rev_id;
 693	struct amdgpu_device *adev = hwmgr->adev;
 694
 695	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
 696			"Invalid PowerPlay Table!", return -1);
 697
 698/*
 699 * workaround needed to add another DPM level for pioneer cards
 700 * as VBIOS is locked down.
 701 * This DPM level was added to support 3DPM monitors @ 4K120Hz
 702 *
 703 */
 704	dev_id = adev->pdev->device;
 705	rev_id = adev->pdev->revision;
 706
 707	if (dev_id == 0x6863 && rev_id == 0 &&
 708		clk_dep_table->entries[clk_dep_table->ucNumEntries - 1].ulClk < 90000)
 709		num_entries = clk_dep_table->ucNumEntries + 1 > NUM_DSPCLK_LEVELS ?
 710				NUM_DSPCLK_LEVELS : clk_dep_table->ucNumEntries + 1;
 711	else
 712		num_entries = clk_dep_table->ucNumEntries;
 713
 714
 715	table_size = sizeof(uint32_t) +
 716			sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
 717			num_entries;
 718
 719	clk_table = kzalloc(table_size, GFP_KERNEL);
 720
 721	if (!clk_table)
 722		return -ENOMEM;
 723
 724	clk_table->count = (uint32_t)num_entries;
 725
 726	for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
 727		clk_table->entries[i].vddInd =
 728				clk_dep_table->entries[i].ucVddInd;
 729		clk_table->entries[i].clk =
 730				le32_to_cpu(clk_dep_table->entries[i].ulClk);
 731	}
 732
 733	if (i < num_entries) {
 734		clk_table->entries[i].vddInd = clk_dep_table->entries[i-1].ucVddInd;
 735		clk_table->entries[i].clk = 90000;
 736	}
 737
 738	*pp_vega10_clk_dep_table = clk_table;
 739
 740	return 0;
 741}
 742
 743static int get_pcie_table(struct pp_hwmgr *hwmgr,
 744		struct phm_ppt_v1_pcie_table **vega10_pcie_table,
 745		const Vega10_PPTable_Generic_SubTable_Header *table)
 746{
 747	uint32_t table_size, i, pcie_count;
 748	struct phm_ppt_v1_pcie_table *pcie_table;
 749	struct phm_ppt_v2_information *table_info =
 750			(struct phm_ppt_v2_information *)(hwmgr->pptable);
 751	const ATOM_Vega10_PCIE_Table *atom_pcie_table =
 752			(ATOM_Vega10_PCIE_Table *)table;
 753
 754	PP_ASSERT_WITH_CODE(atom_pcie_table->ucNumEntries,
 755			"Invalid PowerPlay Table!",
 756			return 0);
 757
 758	table_size = sizeof(uint32_t) +
 759			sizeof(struct phm_ppt_v1_pcie_record) *
 760			atom_pcie_table->ucNumEntries;
 761
 762	pcie_table = kzalloc(table_size, GFP_KERNEL);
 763
 764	if (!pcie_table)
 765		return -ENOMEM;
 766
 767	pcie_count = table_info->vdd_dep_on_sclk->count;
 768	if (atom_pcie_table->ucNumEntries <= pcie_count)
 769		pcie_count = atom_pcie_table->ucNumEntries;
 770	else
 771		pr_info("Number of Pcie Entries exceed the number of"
 772				" GFXCLK Dpm Levels!"
 773				" Disregarding the excess entries...\n");
 774
 775	pcie_table->count = pcie_count;
 776
 777	for (i = 0; i < pcie_count; i++) {
 778		pcie_table->entries[i].gen_speed =
 779				atom_pcie_table->entries[i].ucPCIEGenSpeed;
 780		pcie_table->entries[i].lane_width =
 781				atom_pcie_table->entries[i].ucPCIELaneWidth;
 782		pcie_table->entries[i].pcie_sclk =
 783				atom_pcie_table->entries[i].ulLCLK;
 784	}
 785
 786	*vega10_pcie_table = pcie_table;
 787
 788	return 0;
 789}
 790
 791static int get_hard_limits(
 792		struct pp_hwmgr *hwmgr,
 793		struct phm_clock_and_voltage_limits *limits,
 794		const ATOM_Vega10_Hard_Limit_Table *limit_table)
 795{
 796	PP_ASSERT_WITH_CODE(limit_table->ucNumEntries,
 797			"Invalid PowerPlay Table!", return -1);
 798
 799	/* currently we always take entries[0] parameters */
 800	limits->sclk = le32_to_cpu(limit_table->entries[0].ulSOCCLKLimit);
 801	limits->mclk = le32_to_cpu(limit_table->entries[0].ulMCLKLimit);
 802	limits->gfxclk = le32_to_cpu(limit_table->entries[0].ulGFXCLKLimit);
 803	limits->vddc = le16_to_cpu(limit_table->entries[0].usVddcLimit);
 804	limits->vddci = le16_to_cpu(limit_table->entries[0].usVddciLimit);
 805	limits->vddmem = le16_to_cpu(limit_table->entries[0].usVddMemLimit);
 806
 807	return 0;
 808}
 809
 810static int get_valid_clk(
 811		struct pp_hwmgr *hwmgr,
 812		struct phm_clock_array **clk_table,
 813		const phm_ppt_v1_clock_voltage_dependency_table *clk_volt_pp_table)
 814{
 815	uint32_t table_size, i;
 816	struct phm_clock_array *table;
 817
 818	PP_ASSERT_WITH_CODE(clk_volt_pp_table->count,
 819			"Invalid PowerPlay Table!", return -1);
 820
 821	table_size = sizeof(uint32_t) +
 822			sizeof(uint32_t) * clk_volt_pp_table->count;
 823
 824	table = kzalloc(table_size, GFP_KERNEL);
 825
 826	if (!table)
 827		return -ENOMEM;
 828
 829	table->count = (uint32_t)clk_volt_pp_table->count;
 830
 831	for (i = 0; i < table->count; i++)
 832		table->values[i] = (uint32_t)clk_volt_pp_table->entries[i].clk;
 833
 834	*clk_table = table;
 835
 836	return 0;
 837}
 838
 839static int init_powerplay_extended_tables(
 840		struct pp_hwmgr *hwmgr,
 841		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
 842{
 843	int result = 0;
 844	struct phm_ppt_v2_information *pp_table_info =
 845		(struct phm_ppt_v2_information *)(hwmgr->pptable);
 846
 847	const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table =
 848			(const ATOM_Vega10_MM_Dependency_Table *)
 849			(((unsigned long) powerplay_table) +
 850			le16_to_cpu(powerplay_table->usMMDependencyTableOffset));
 851	const Vega10_PPTable_Generic_SubTable_Header *power_tune_table =
 852			(const Vega10_PPTable_Generic_SubTable_Header *)
 853			(((unsigned long) powerplay_table) +
 854			le16_to_cpu(powerplay_table->usPowerTuneTableOffset));
 855	const ATOM_Vega10_SOCCLK_Dependency_Table *socclk_dep_table =
 856			(const ATOM_Vega10_SOCCLK_Dependency_Table *)
 857			(((unsigned long) powerplay_table) +
 858			le16_to_cpu(powerplay_table->usSocclkDependencyTableOffset));
 859	const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table =
 860			(const ATOM_Vega10_GFXCLK_Dependency_Table *)
 861			(((unsigned long) powerplay_table) +
 862			le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset));
 863	const ATOM_Vega10_DCEFCLK_Dependency_Table *dcefclk_dep_table =
 864			(const ATOM_Vega10_DCEFCLK_Dependency_Table *)
 865			(((unsigned long) powerplay_table) +
 866			le16_to_cpu(powerplay_table->usDcefclkDependencyTableOffset));
 867	const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table =
 868			(const ATOM_Vega10_MCLK_Dependency_Table *)
 869			(((unsigned long) powerplay_table) +
 870			le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
 871	const ATOM_Vega10_Hard_Limit_Table *hard_limits =
 872			(const ATOM_Vega10_Hard_Limit_Table *)
 873			(((unsigned long) powerplay_table) +
 874			le16_to_cpu(powerplay_table->usHardLimitTableOffset));
 875	const Vega10_PPTable_Generic_SubTable_Header *pcie_table =
 876			(const Vega10_PPTable_Generic_SubTable_Header *)
 877			(((unsigned long) powerplay_table) +
 878			le16_to_cpu(powerplay_table->usPCIETableOffset));
 879	const ATOM_Vega10_PIXCLK_Dependency_Table *pixclk_dep_table =
 880			(const ATOM_Vega10_PIXCLK_Dependency_Table *)
 881			(((unsigned long) powerplay_table) +
 882			le16_to_cpu(powerplay_table->usPixclkDependencyTableOffset));
 883	const ATOM_Vega10_PHYCLK_Dependency_Table *phyclk_dep_table =
 884			(const ATOM_Vega10_PHYCLK_Dependency_Table *)
 885			(((unsigned long) powerplay_table) +
 886			le16_to_cpu(powerplay_table->usPhyClkDependencyTableOffset));
 887	const ATOM_Vega10_DISPCLK_Dependency_Table *dispclk_dep_table =
 888			(const ATOM_Vega10_DISPCLK_Dependency_Table *)
 889			(((unsigned long) powerplay_table) +
 890			le16_to_cpu(powerplay_table->usDispClkDependencyTableOffset));
 891
 892	pp_table_info->vdd_dep_on_socclk = NULL;
 893	pp_table_info->vdd_dep_on_sclk = NULL;
 894	pp_table_info->vdd_dep_on_mclk = NULL;
 895	pp_table_info->vdd_dep_on_dcefclk = NULL;
 896	pp_table_info->mm_dep_table = NULL;
 897	pp_table_info->tdp_table = NULL;
 898	pp_table_info->vdd_dep_on_pixclk = NULL;
 899	pp_table_info->vdd_dep_on_phyclk = NULL;
 900	pp_table_info->vdd_dep_on_dispclk = NULL;
 901
 902	if (powerplay_table->usMMDependencyTableOffset)
 903		result = get_mm_clock_voltage_table(hwmgr,
 904				&pp_table_info->mm_dep_table,
 905				mm_dependency_table);
 906
 907	if (!result && powerplay_table->usPowerTuneTableOffset)
 908		result = get_tdp_table(hwmgr,
 909				&pp_table_info->tdp_table,
 910				power_tune_table);
 911
 912	if (!result && powerplay_table->usSocclkDependencyTableOffset)
 913		result = get_socclk_voltage_dependency_table(hwmgr,
 914				&pp_table_info->vdd_dep_on_socclk,
 915				socclk_dep_table);
 916
 917	if (!result && powerplay_table->usGfxclkDependencyTableOffset)
 918		result = get_gfxclk_voltage_dependency_table(hwmgr,
 919				&pp_table_info->vdd_dep_on_sclk,
 920				gfxclk_dep_table);
 921
 922	if (!result && powerplay_table->usPixclkDependencyTableOffset)
 923		result = get_pix_clk_voltage_dependency_table(hwmgr,
 924				&pp_table_info->vdd_dep_on_pixclk,
 925				(const ATOM_Vega10_PIXCLK_Dependency_Table*)
 926				pixclk_dep_table);
 927
 928	if (!result && powerplay_table->usPhyClkDependencyTableOffset)
 929		result = get_pix_clk_voltage_dependency_table(hwmgr,
 930				&pp_table_info->vdd_dep_on_phyclk,
 931				(const ATOM_Vega10_PIXCLK_Dependency_Table *)
 932				phyclk_dep_table);
 933
 934	if (!result && powerplay_table->usDispClkDependencyTableOffset)
 935		result = get_pix_clk_voltage_dependency_table(hwmgr,
 936				&pp_table_info->vdd_dep_on_dispclk,
 937				(const ATOM_Vega10_PIXCLK_Dependency_Table *)
 938				dispclk_dep_table);
 939
 940	if (!result && powerplay_table->usDcefclkDependencyTableOffset)
 941		result = get_dcefclk_voltage_dependency_table(hwmgr,
 942				&pp_table_info->vdd_dep_on_dcefclk,
 943				dcefclk_dep_table);
 944
 945	if (!result && powerplay_table->usMclkDependencyTableOffset)
 946		result = get_mclk_voltage_dependency_table(hwmgr,
 947				&pp_table_info->vdd_dep_on_mclk,
 948				mclk_dep_table);
 949
 950	if (!result && powerplay_table->usPCIETableOffset)
 951		result = get_pcie_table(hwmgr,
 952				&pp_table_info->pcie_table,
 953				pcie_table);
 954
 955	if (!result && powerplay_table->usHardLimitTableOffset)
 956		result = get_hard_limits(hwmgr,
 957				&pp_table_info->max_clock_voltage_on_dc,
 958				hard_limits);
 959
 960	hwmgr->dyn_state.max_clock_voltage_on_dc.sclk =
 961			pp_table_info->max_clock_voltage_on_dc.sclk;
 962	hwmgr->dyn_state.max_clock_voltage_on_dc.mclk =
 963			pp_table_info->max_clock_voltage_on_dc.mclk;
 964	hwmgr->dyn_state.max_clock_voltage_on_dc.vddc =
 965			pp_table_info->max_clock_voltage_on_dc.vddc;
 966	hwmgr->dyn_state.max_clock_voltage_on_dc.vddci =
 967			pp_table_info->max_clock_voltage_on_dc.vddci;
 968
 969	if (!result &&
 970		pp_table_info->vdd_dep_on_socclk &&
 971		pp_table_info->vdd_dep_on_socclk->count)
 972		result = get_valid_clk(hwmgr,
 973				&pp_table_info->valid_socclk_values,
 974				pp_table_info->vdd_dep_on_socclk);
 975
 976	if (!result &&
 977		pp_table_info->vdd_dep_on_sclk &&
 978		pp_table_info->vdd_dep_on_sclk->count)
 979		result = get_valid_clk(hwmgr,
 980				&pp_table_info->valid_sclk_values,
 981				pp_table_info->vdd_dep_on_sclk);
 982
 983	if (!result &&
 984		pp_table_info->vdd_dep_on_dcefclk &&
 985		pp_table_info->vdd_dep_on_dcefclk->count)
 986		result = get_valid_clk(hwmgr,
 987				&pp_table_info->valid_dcefclk_values,
 988				pp_table_info->vdd_dep_on_dcefclk);
 989
 990	if (!result &&
 991		pp_table_info->vdd_dep_on_mclk &&
 992		pp_table_info->vdd_dep_on_mclk->count)
 993		result = get_valid_clk(hwmgr,
 994				&pp_table_info->valid_mclk_values,
 995				pp_table_info->vdd_dep_on_mclk);
 996
 997	return result;
 998}
 999
1000static int get_vddc_lookup_table(
1001		struct pp_hwmgr	*hwmgr,
1002		phm_ppt_v1_voltage_lookup_table	**lookup_table,
1003		const ATOM_Vega10_Voltage_Lookup_Table *vddc_lookup_pp_tables,
1004		uint32_t max_levels)
1005{
1006	uint32_t table_size, i;
1007	phm_ppt_v1_voltage_lookup_table *table;
1008
1009	PP_ASSERT_WITH_CODE((vddc_lookup_pp_tables->ucNumEntries != 0),
1010			"Invalid SOC_VDDD Lookup Table!", return 1);
1011
1012	table_size = sizeof(uint32_t) +
1013			sizeof(phm_ppt_v1_voltage_lookup_record) * max_levels;
1014
1015	table = kzalloc(table_size, GFP_KERNEL);
1016
1017	if (table == NULL)
1018		return -ENOMEM;
1019
1020	table->count = vddc_lookup_pp_tables->ucNumEntries;
1021
1022	for (i = 0; i < vddc_lookup_pp_tables->ucNumEntries; i++)
1023		table->entries[i].us_vdd =
1024				le16_to_cpu(vddc_lookup_pp_tables->entries[i].usVdd);
1025
1026	*lookup_table = table;
1027
1028	return 0;
1029}
1030
1031static int init_dpm_2_parameters(
1032		struct pp_hwmgr *hwmgr,
1033		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
1034{
1035	int result = 0;
1036	struct phm_ppt_v2_information *pp_table_info =
1037			(struct phm_ppt_v2_information *)(hwmgr->pptable);
1038	uint32_t disable_power_control = 0;
1039
1040	pp_table_info->us_ulv_voltage_offset =
1041		le16_to_cpu(powerplay_table->usUlvVoltageOffset);
1042
1043	pp_table_info->us_ulv_smnclk_did =
1044			le16_to_cpu(powerplay_table->usUlvSmnclkDid);
1045	pp_table_info->us_ulv_mp1clk_did =
1046			le16_to_cpu(powerplay_table->usUlvMp1clkDid);
1047	pp_table_info->us_ulv_gfxclk_bypass =
1048			le16_to_cpu(powerplay_table->usUlvGfxclkBypass);
1049	pp_table_info->us_gfxclk_slew_rate =
1050			le16_to_cpu(powerplay_table->usGfxclkSlewRate);
1051	pp_table_info->uc_gfx_dpm_voltage_mode  =
1052			le16_to_cpu(powerplay_table->ucGfxVoltageMode);
1053	pp_table_info->uc_soc_dpm_voltage_mode  =
1054			le16_to_cpu(powerplay_table->ucSocVoltageMode);
1055	pp_table_info->uc_uclk_dpm_voltage_mode =
1056			le16_to_cpu(powerplay_table->ucUclkVoltageMode);
1057	pp_table_info->uc_uvd_dpm_voltage_mode  =
1058			le16_to_cpu(powerplay_table->ucUvdVoltageMode);
1059	pp_table_info->uc_vce_dpm_voltage_mode  =
1060			le16_to_cpu(powerplay_table->ucVceVoltageMode);
1061	pp_table_info->uc_mp0_dpm_voltage_mode  =
1062			le16_to_cpu(powerplay_table->ucMp0VoltageMode);
1063	pp_table_info->uc_dcef_dpm_voltage_mode =
1064			le16_to_cpu(powerplay_table->ucDcefVoltageMode);
1065
1066	pp_table_info->ppm_parameter_table = NULL;
1067	pp_table_info->vddc_lookup_table = NULL;
1068	pp_table_info->vddmem_lookup_table = NULL;
1069	pp_table_info->vddci_lookup_table = NULL;
1070
1071	/* TDP limits */
1072	hwmgr->platform_descriptor.TDPODLimit =
1073		le16_to_cpu(powerplay_table->usPowerControlLimit);
1074	hwmgr->platform_descriptor.TDPAdjustment = 0;
1075	hwmgr->platform_descriptor.VidAdjustment = 0;
1076	hwmgr->platform_descriptor.VidAdjustmentPolarity = 0;
1077	hwmgr->platform_descriptor.VidMinLimit = 0;
1078	hwmgr->platform_descriptor.VidMaxLimit = 1500000;
1079	hwmgr->platform_descriptor.VidStep = 6250;
1080
1081	disable_power_control = 0;
1082	if (!disable_power_control) {
1083		/* enable TDP overdrive (PowerControl) feature as well if supported */
1084		if (hwmgr->platform_descriptor.TDPODLimit)
1085			phm_cap_set(hwmgr->platform_descriptor.platformCaps,
1086			PHM_PlatformCaps_PowerControl);
1087	}
1088
1089	if (powerplay_table->usVddcLookupTableOffset) {
1090		const ATOM_Vega10_Voltage_Lookup_Table *vddc_table =
1091				(ATOM_Vega10_Voltage_Lookup_Table *)
1092				(((unsigned long)powerplay_table) +
1093				le16_to_cpu(powerplay_table->usVddcLookupTableOffset));
1094		result = get_vddc_lookup_table(hwmgr,
1095				&pp_table_info->vddc_lookup_table, vddc_table, 8);
1096	}
1097
1098	if (powerplay_table->usVddmemLookupTableOffset) {
1099		const ATOM_Vega10_Voltage_Lookup_Table *vdd_mem_table =
1100				(ATOM_Vega10_Voltage_Lookup_Table *)
1101				(((unsigned long)powerplay_table) +
1102				le16_to_cpu(powerplay_table->usVddmemLookupTableOffset));
1103		result = get_vddc_lookup_table(hwmgr,
1104				&pp_table_info->vddmem_lookup_table, vdd_mem_table, 4);
1105	}
1106
1107	if (powerplay_table->usVddciLookupTableOffset) {
1108		const ATOM_Vega10_Voltage_Lookup_Table *vddci_table =
1109				(ATOM_Vega10_Voltage_Lookup_Table *)
1110				(((unsigned long)powerplay_table) +
1111				le16_to_cpu(powerplay_table->usVddciLookupTableOffset));
1112		result = get_vddc_lookup_table(hwmgr,
1113				&pp_table_info->vddci_lookup_table, vddci_table, 4);
1114	}
1115
1116	return result;
1117}
1118
1119int vega10_pp_tables_initialize(struct pp_hwmgr *hwmgr)
1120{
1121	int result = 0;
1122	const ATOM_Vega10_POWERPLAYTABLE *powerplay_table;
1123
1124	hwmgr->pptable = kzalloc(sizeof(struct phm_ppt_v2_information), GFP_KERNEL);
1125
1126	PP_ASSERT_WITH_CODE((hwmgr->pptable != NULL),
1127			    "Failed to allocate hwmgr->pptable!", return -ENOMEM);
1128
1129	powerplay_table = get_powerplay_table(hwmgr);
1130
1131	PP_ASSERT_WITH_CODE((powerplay_table != NULL),
1132		"Missing PowerPlay Table!", return -1);
1133
1134	result = check_powerplay_tables(hwmgr, powerplay_table);
1135
1136	PP_ASSERT_WITH_CODE((result == 0),
1137			    "check_powerplay_tables failed", return result);
1138
1139	result = set_platform_caps(hwmgr,
1140				   le32_to_cpu(powerplay_table->ulPlatformCaps));
1141
1142	PP_ASSERT_WITH_CODE((result == 0),
1143			    "set_platform_caps failed", return result);
1144
1145	result = init_thermal_controller(hwmgr, powerplay_table);
1146
1147	PP_ASSERT_WITH_CODE((result == 0),
1148			    "init_thermal_controller failed", return result);
1149
1150	result = init_over_drive_limits(hwmgr, powerplay_table);
1151
1152	PP_ASSERT_WITH_CODE((result == 0),
1153			    "init_over_drive_limits failed", return result);
1154
1155	result = init_powerplay_extended_tables(hwmgr, powerplay_table);
1156
1157	PP_ASSERT_WITH_CODE((result == 0),
1158			    "init_powerplay_extended_tables failed", return result);
1159
1160	result = init_dpm_2_parameters(hwmgr, powerplay_table);
1161
1162	PP_ASSERT_WITH_CODE((result == 0),
1163			    "init_dpm_2_parameters failed", return result);
1164
1165	return result;
1166}
1167
1168static int vega10_pp_tables_uninitialize(struct pp_hwmgr *hwmgr)
1169{
1170	struct phm_ppt_v2_information *pp_table_info =
1171			(struct phm_ppt_v2_information *)(hwmgr->pptable);
1172
1173	kfree(pp_table_info->vdd_dep_on_sclk);
1174	pp_table_info->vdd_dep_on_sclk = NULL;
1175
1176	kfree(pp_table_info->vdd_dep_on_mclk);
1177	pp_table_info->vdd_dep_on_mclk = NULL;
1178
1179	kfree(pp_table_info->valid_mclk_values);
1180	pp_table_info->valid_mclk_values = NULL;
1181
1182	kfree(pp_table_info->valid_sclk_values);
1183	pp_table_info->valid_sclk_values = NULL;
1184
1185	kfree(pp_table_info->vddc_lookup_table);
1186	pp_table_info->vddc_lookup_table = NULL;
1187
1188	kfree(pp_table_info->vddmem_lookup_table);
1189	pp_table_info->vddmem_lookup_table = NULL;
1190
1191	kfree(pp_table_info->vddci_lookup_table);
1192	pp_table_info->vddci_lookup_table = NULL;
1193
1194	kfree(pp_table_info->ppm_parameter_table);
1195	pp_table_info->ppm_parameter_table = NULL;
1196
1197	kfree(pp_table_info->mm_dep_table);
1198	pp_table_info->mm_dep_table = NULL;
1199
1200	kfree(pp_table_info->cac_dtp_table);
1201	pp_table_info->cac_dtp_table = NULL;
1202
1203	kfree(hwmgr->dyn_state.cac_dtp_table);
1204	hwmgr->dyn_state.cac_dtp_table = NULL;
1205
1206	kfree(pp_table_info->tdp_table);
1207	pp_table_info->tdp_table = NULL;
1208
1209	kfree(hwmgr->pptable);
1210	hwmgr->pptable = NULL;
1211
1212	return 0;
1213}
1214
1215const struct pp_table_func vega10_pptable_funcs = {
1216	.pptable_init = vega10_pp_tables_initialize,
1217	.pptable_fini = vega10_pp_tables_uninitialize,
1218};
1219
1220int vega10_get_number_of_powerplay_table_entries(struct pp_hwmgr *hwmgr)
1221{
1222	const ATOM_Vega10_State_Array *state_arrays;
1223	const ATOM_Vega10_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr);
1224
1225	PP_ASSERT_WITH_CODE((pp_table != NULL),
1226			"Missing PowerPlay Table!", return -1);
1227	PP_ASSERT_WITH_CODE((pp_table->sHeader.format_revision >=
1228			ATOM_Vega10_TABLE_REVISION_VEGA10),
1229			"Incorrect PowerPlay table revision!", return -1);
1230
1231	state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)pp_table) +
1232			le16_to_cpu(pp_table->usStateArrayOffset));
1233
1234	return (uint32_t)(state_arrays->ucNumEntries);
1235}
1236
1237static uint32_t make_classification_flags(struct pp_hwmgr *hwmgr,
1238		uint16_t classification, uint16_t classification2)
1239{
1240	uint32_t result = 0;
1241
1242	if (classification & ATOM_PPLIB_CLASSIFICATION_BOOT)
1243		result |= PP_StateClassificationFlag_Boot;
1244
1245	if (classification & ATOM_PPLIB_CLASSIFICATION_THERMAL)
1246		result |= PP_StateClassificationFlag_Thermal;
1247
1248	if (classification & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
1249		result |= PP_StateClassificationFlag_LimitedPowerSource;
1250
1251	if (classification & ATOM_PPLIB_CLASSIFICATION_REST)
1252		result |= PP_StateClassificationFlag_Rest;
1253
1254	if (classification & ATOM_PPLIB_CLASSIFICATION_FORCED)
1255		result |= PP_StateClassificationFlag_Forced;
1256
1257	if (classification & ATOM_PPLIB_CLASSIFICATION_ACPI)
1258		result |= PP_StateClassificationFlag_ACPI;
1259
1260	if (classification2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
1261		result |= PP_StateClassificationFlag_LimitedPowerSource_2;
1262
1263	return result;
1264}
1265
1266int vega10_get_powerplay_table_entry(struct pp_hwmgr *hwmgr,
1267		uint32_t entry_index, struct pp_power_state *power_state,
1268		int (*call_back_func)(struct pp_hwmgr *, void *,
1269				struct pp_power_state *, void *, uint32_t))
1270{
1271	int result = 0;
1272	const ATOM_Vega10_State_Array *state_arrays;
1273	const ATOM_Vega10_State *state_entry;
1274	const ATOM_Vega10_POWERPLAYTABLE *pp_table =
1275			get_powerplay_table(hwmgr);
1276
1277	PP_ASSERT_WITH_CODE(pp_table, "Missing PowerPlay Table!",
1278			return -1;);
1279	power_state->classification.bios_index = entry_index;
1280
1281	if (pp_table->sHeader.format_revision >=
1282			ATOM_Vega10_TABLE_REVISION_VEGA10) {
1283		state_arrays = (ATOM_Vega10_State_Array *)
1284				(((unsigned long)pp_table) +
1285				le16_to_cpu(pp_table->usStateArrayOffset));
1286
1287		PP_ASSERT_WITH_CODE(pp_table->usStateArrayOffset > 0,
1288				"Invalid PowerPlay Table State Array Offset.",
1289				return -1);
1290		PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
1291				"Invalid PowerPlay Table State Array.",
1292				return -1);
1293		PP_ASSERT_WITH_CODE((entry_index <= state_arrays->ucNumEntries),
1294				"Invalid PowerPlay Table State Array Entry.",
1295				return -1);
1296
1297		state_entry = &(state_arrays->states[entry_index]);
1298
1299		result = call_back_func(hwmgr, (void *)state_entry, power_state,
1300				(void *)pp_table,
1301				make_classification_flags(hwmgr,
1302					le16_to_cpu(state_entry->usClassification),
1303					le16_to_cpu(state_entry->usClassification2)));
1304	}
1305
1306	if (!result && (power_state->classification.flags &
1307			PP_StateClassificationFlag_Boot))
1308		result = hwmgr->hwmgr_func->patch_boot_state(hwmgr, &(power_state->hardware));
1309
1310	return result;
1311}