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ubuntu-linux-kernel/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c

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/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/fb.h>
#include "vega10_processpptables.h"
#include "ppatomfwctrl.h"
#include "atomfirmware.h"
#include "pp_debug.h"
#include "cgs_common.h"
#include "vega10_pptable.h"
#define NUM_DSPCLK_LEVELS 8
static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable,
enum phm_platform_caps cap)
{
if (enable)
phm_cap_set(hwmgr->platform_descriptor.platformCaps, cap);
else
phm_cap_unset(hwmgr->platform_descriptor.platformCaps, cap);
}
static const void *get_powerplay_table(struct pp_hwmgr *hwmgr)
{
int index = GetIndexIntoMasterDataTable(powerplayinfo);
u16 size;
u8 frev, crev;
const void *table_address = hwmgr->soft_pp_table;
if (!table_address) {
table_address = (ATOM_Vega10_POWERPLAYTABLE *)
cgs_atom_get_data_table(hwmgr->device, index,
&size, &frev, &crev);
hwmgr->soft_pp_table = table_address; /*Cache the result in RAM.*/
hwmgr->soft_pp_table_size = size;
}
return table_address;
}
static int check_powerplay_tables(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
const ATOM_Vega10_State_Array *state_arrays;
state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usStateArrayOffset));
PP_ASSERT_WITH_CODE((powerplay_table->sHeader.format_revision >=
ATOM_Vega10_TABLE_REVISION_VEGA10),
"Unsupported PPTable format!", return -1);
PP_ASSERT_WITH_CODE(powerplay_table->usStateArrayOffset,
"State table is not set!", return -1);
PP_ASSERT_WITH_CODE(powerplay_table->sHeader.structuresize > 0,
"Invalid PowerPlay Table!", return -1);
PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
"Invalid PowerPlay Table!", return -1);
return 0;
}
static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps)
{
set_hw_cap(
hwmgr,
0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_POWERPLAY),
PHM_PlatformCaps_PowerPlaySupport);
set_hw_cap(
hwmgr,
0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_SBIOSPOWERSOURCE),
PHM_PlatformCaps_BiosPowerSourceControl);
set_hw_cap(
hwmgr,
0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_HARDWAREDC),
PHM_PlatformCaps_AutomaticDCTransition);
set_hw_cap(
hwmgr,
0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_BACO),
PHM_PlatformCaps_BACO);
set_hw_cap(
hwmgr,
0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_COMBINE_PCC_WITH_THERMAL_SIGNAL),
PHM_PlatformCaps_CombinePCCWithThermalSignal);
return 0;
}
static int init_thermal_controller(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
const ATOM_Vega10_Thermal_Controller *thermal_controller;
const Vega10_PPTable_Generic_SubTable_Header *header;
const ATOM_Vega10_Fan_Table *fan_table_v1;
const ATOM_Vega10_Fan_Table_V2 *fan_table_v2;
thermal_controller = (ATOM_Vega10_Thermal_Controller *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usThermalControllerOffset));
PP_ASSERT_WITH_CODE((powerplay_table->usThermalControllerOffset != 0),
"Thermal controller table not set!", return -EINVAL);
hwmgr->thermal_controller.ucType = thermal_controller->ucType;
hwmgr->thermal_controller.ucI2cLine = thermal_controller->ucI2cLine;
hwmgr->thermal_controller.ucI2cAddress = thermal_controller->ucI2cAddress;
hwmgr->thermal_controller.fanInfo.bNoFan =
(0 != (thermal_controller->ucFanParameters &
ATOM_VEGA10_PP_FANPARAMETERS_NOFAN));
hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
thermal_controller->ucFanParameters &
ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
hwmgr->thermal_controller.fanInfo.ulMinRPM =
thermal_controller->ucFanMinRPM * 100UL;
hwmgr->thermal_controller.fanInfo.ulMaxRPM =
thermal_controller->ucFanMaxRPM * 100UL;
hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay
= 100000;
set_hw_cap(
hwmgr,
ATOM_VEGA10_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType,
PHM_PlatformCaps_ThermalController);
if (!powerplay_table->usFanTableOffset)
return 0;
header = (const Vega10_PPTable_Generic_SubTable_Header *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usFanTableOffset));
if (header->ucRevId == 10) {
fan_table_v1 = (ATOM_Vega10_Fan_Table *)header;
PP_ASSERT_WITH_CODE((fan_table_v1->ucRevId >= 8),
"Invalid Input Fan Table!", return -EINVAL);
phm_cap_set(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_MicrocodeFanControl);
hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
le16_to_cpu(fan_table_v1->usFanOutputSensitivity);
hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
le16_to_cpu(fan_table_v1->usFanRPMMax);
hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
le16_to_cpu(fan_table_v1->usThrottlingRPM);
hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
le16_to_cpu(fan_table_v1->usFanAcousticLimit);
hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
le16_to_cpu(fan_table_v1->usTargetTemperature);
hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
le16_to_cpu(fan_table_v1->usMinimumPWMLimit);
hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
le16_to_cpu(fan_table_v1->usTargetGfxClk);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
le16_to_cpu(fan_table_v1->usFanGainEdge);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
le16_to_cpu(fan_table_v1->usFanGainHotspot);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
le16_to_cpu(fan_table_v1->usFanGainLiquid);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
le16_to_cpu(fan_table_v1->usFanGainVrVddc);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
le16_to_cpu(fan_table_v1->usFanGainVrMvdd);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
le16_to_cpu(fan_table_v1->usFanGainPlx);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
le16_to_cpu(fan_table_v1->usFanGainHbm);
hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
fan_table_v1->ucEnableZeroRPM;
hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
le16_to_cpu(fan_table_v1->usFanStopTemperature);
hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
le16_to_cpu(fan_table_v1->usFanStartTemperature);
} else if (header->ucRevId > 10) {
fan_table_v2 = (ATOM_Vega10_Fan_Table_V2 *)header;
hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
fan_table_v2->ucFanParameters & ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
hwmgr->thermal_controller.fanInfo.ulMinRPM = fan_table_v2->ucFanMinRPM * 100UL;
hwmgr->thermal_controller.fanInfo.ulMaxRPM = fan_table_v2->ucFanMaxRPM * 100UL;
phm_cap_set(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_MicrocodeFanControl);
hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
le16_to_cpu(fan_table_v2->usFanOutputSensitivity);
hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
fan_table_v2->ucFanMaxRPM * 100UL;
hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
le16_to_cpu(fan_table_v2->usThrottlingRPM);
hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
le16_to_cpu(fan_table_v2->usFanAcousticLimitRpm);
hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
le16_to_cpu(fan_table_v2->usTargetTemperature);
hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
le16_to_cpu(fan_table_v2->usMinimumPWMLimit);
hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
le16_to_cpu(fan_table_v2->usTargetGfxClk);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
le16_to_cpu(fan_table_v2->usFanGainEdge);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
le16_to_cpu(fan_table_v2->usFanGainHotspot);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
le16_to_cpu(fan_table_v2->usFanGainLiquid);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
le16_to_cpu(fan_table_v2->usFanGainVrVddc);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
le16_to_cpu(fan_table_v2->usFanGainVrMvdd);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
le16_to_cpu(fan_table_v2->usFanGainPlx);
hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
le16_to_cpu(fan_table_v2->usFanGainHbm);
hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
fan_table_v2->ucEnableZeroRPM;
hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
le16_to_cpu(fan_table_v2->usFanStopTemperature);
hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
le16_to_cpu(fan_table_v2->usFanStartTemperature);
}
return 0;
}
static int init_over_drive_limits(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
hwmgr->platform_descriptor.overdriveLimit.engineClock =
le32_to_cpu(powerplay_table->ulMaxODEngineClock);
hwmgr->platform_descriptor.overdriveLimit.memoryClock =
le32_to_cpu(powerplay_table->ulMaxODMemoryClock);
hwmgr->platform_descriptor.minOverdriveVDDC = 0;
hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
hwmgr->platform_descriptor.overdriveVDDCStep = 0;
if (hwmgr->platform_descriptor.overdriveLimit.engineClock > 0 &&
hwmgr->platform_descriptor.overdriveLimit.memoryClock > 0) {
phm_cap_set(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_ACOverdriveSupport);
}
return 0;
}
static int get_mm_clock_voltage_table(
struct pp_hwmgr *hwmgr,
phm_ppt_v1_mm_clock_voltage_dependency_table **vega10_mm_table,
const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table)
{
uint32_t table_size, i;
const ATOM_Vega10_MM_Dependency_Record *mm_dependency_record;
phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table;
PP_ASSERT_WITH_CODE((mm_dependency_table->ucNumEntries != 0),
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_mm_clock_voltage_dependency_record) *
mm_dependency_table->ucNumEntries;
mm_table = kzalloc(table_size, GFP_KERNEL);
if (!mm_table)
return -ENOMEM;
mm_table->count = mm_dependency_table->ucNumEntries;
for (i = 0; i < mm_dependency_table->ucNumEntries; i++) {
mm_dependency_record = &mm_dependency_table->entries[i];
mm_table->entries[i].vddcInd = mm_dependency_record->ucVddcInd;
mm_table->entries[i].samclock =
le32_to_cpu(mm_dependency_record->ulPSPClk);
mm_table->entries[i].eclk = le32_to_cpu(mm_dependency_record->ulEClk);
mm_table->entries[i].vclk = le32_to_cpu(mm_dependency_record->ulVClk);
mm_table->entries[i].dclk = le32_to_cpu(mm_dependency_record->ulDClk);
}
*vega10_mm_table = mm_table;
return 0;
}
static void get_scl_sda_value(uint8_t line, uint8_t *scl, uint8_t* sda)
{
switch(line){
case Vega10_I2CLineID_DDC1:
*scl = Vega10_I2C_DDC1CLK;
*sda = Vega10_I2C_DDC1DATA;
break;
case Vega10_I2CLineID_DDC2:
*scl = Vega10_I2C_DDC2CLK;
*sda = Vega10_I2C_DDC2DATA;
break;
case Vega10_I2CLineID_DDC3:
*scl = Vega10_I2C_DDC3CLK;
*sda = Vega10_I2C_DDC3DATA;
break;
case Vega10_I2CLineID_DDC4:
*scl = Vega10_I2C_DDC4CLK;
*sda = Vega10_I2C_DDC4DATA;
break;
case Vega10_I2CLineID_DDC5:
*scl = Vega10_I2C_DDC5CLK;
*sda = Vega10_I2C_DDC5DATA;
break;
case Vega10_I2CLineID_DDC6:
*scl = Vega10_I2C_DDC6CLK;
*sda = Vega10_I2C_DDC6DATA;
break;
case Vega10_I2CLineID_SCLSDA:
*scl = Vega10_I2C_SCL;
*sda = Vega10_I2C_SDA;
break;
case Vega10_I2CLineID_DDCVGA:
*scl = Vega10_I2C_DDCVGACLK;
*sda = Vega10_I2C_DDCVGADATA;
break;
default:
*scl = 0;
*sda = 0;
break;
}
}
static int get_tdp_table(
struct pp_hwmgr *hwmgr,
struct phm_tdp_table **info_tdp_table,
const Vega10_PPTable_Generic_SubTable_Header *table)
{
uint32_t table_size;
struct phm_tdp_table *tdp_table;
uint8_t scl;
uint8_t sda;
const ATOM_Vega10_PowerTune_Table *power_tune_table;
const ATOM_Vega10_PowerTune_Table_V2 *power_tune_table_v2;
const ATOM_Vega10_PowerTune_Table_V3 *power_tune_table_v3;
table_size = sizeof(uint32_t) + sizeof(struct phm_tdp_table);
tdp_table = kzalloc(table_size, GFP_KERNEL);
if (!tdp_table)
return -ENOMEM;
if (table->ucRevId == 5) {
power_tune_table = (ATOM_Vega10_PowerTune_Table *)table;
tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table->usSocketPowerLimit);
tdp_table->usTDC = le16_to_cpu(power_tune_table->usTdcLimit);
tdp_table->usEDCLimit = le16_to_cpu(power_tune_table->usEdcLimit);
tdp_table->usSoftwareShutdownTemp =
le16_to_cpu(power_tune_table->usSoftwareShutdownTemp);
tdp_table->usTemperatureLimitTedge =
le16_to_cpu(power_tune_table->usTemperatureLimitTedge);
tdp_table->usTemperatureLimitHotspot =
le16_to_cpu(power_tune_table->usTemperatureLimitHotSpot);
tdp_table->usTemperatureLimitLiquid1 =
le16_to_cpu(power_tune_table->usTemperatureLimitLiquid1);
tdp_table->usTemperatureLimitLiquid2 =
le16_to_cpu(power_tune_table->usTemperatureLimitLiquid2);
tdp_table->usTemperatureLimitHBM =
le16_to_cpu(power_tune_table->usTemperatureLimitHBM);
tdp_table->usTemperatureLimitVrVddc =
le16_to_cpu(power_tune_table->usTemperatureLimitVrSoc);
tdp_table->usTemperatureLimitVrMvdd =
le16_to_cpu(power_tune_table->usTemperatureLimitVrMem);
tdp_table->usTemperatureLimitPlx =
le16_to_cpu(power_tune_table->usTemperatureLimitPlx);
tdp_table->ucLiquid1_I2C_address = power_tune_table->ucLiquid1_I2C_address;
tdp_table->ucLiquid2_I2C_address = power_tune_table->ucLiquid2_I2C_address;
tdp_table->ucLiquid_I2C_Line = power_tune_table->ucLiquid_I2C_LineSCL;
tdp_table->ucLiquid_I2C_LineSDA = power_tune_table->ucLiquid_I2C_LineSDA;
tdp_table->ucVr_I2C_address = power_tune_table->ucVr_I2C_address;
tdp_table->ucVr_I2C_Line = power_tune_table->ucVr_I2C_LineSCL;
tdp_table->ucVr_I2C_LineSDA = power_tune_table->ucVr_I2C_LineSDA;
tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address;
tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL;
tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA;
hwmgr->platform_descriptor.LoadLineSlope = le16_to_cpu(power_tune_table->usLoadLineResistance);
} else if (table->ucRevId == 6) {
power_tune_table_v2 = (ATOM_Vega10_PowerTune_Table_V2 *)table;
tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table_v2->usSocketPowerLimit);
tdp_table->usTDC = le16_to_cpu(power_tune_table_v2->usTdcLimit);
tdp_table->usEDCLimit = le16_to_cpu(power_tune_table_v2->usEdcLimit);
tdp_table->usSoftwareShutdownTemp =
le16_to_cpu(power_tune_table_v2->usSoftwareShutdownTemp);
tdp_table->usTemperatureLimitTedge =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitTedge);
tdp_table->usTemperatureLimitHotspot =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitHotSpot);
tdp_table->usTemperatureLimitLiquid1 =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid1);
tdp_table->usTemperatureLimitLiquid2 =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid2);
tdp_table->usTemperatureLimitHBM =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitHBM);
tdp_table->usTemperatureLimitVrVddc =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrSoc);
tdp_table->usTemperatureLimitVrMvdd =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrMem);
tdp_table->usTemperatureLimitPlx =
le16_to_cpu(power_tune_table_v2->usTemperatureLimitPlx);
tdp_table->ucLiquid1_I2C_address = power_tune_table_v2->ucLiquid1_I2C_address;
tdp_table->ucLiquid2_I2C_address = power_tune_table_v2->ucLiquid2_I2C_address;
get_scl_sda_value(power_tune_table_v2->ucLiquid_I2C_Line, &scl, &sda);
tdp_table->ucLiquid_I2C_Line = scl;
tdp_table->ucLiquid_I2C_LineSDA = sda;
tdp_table->ucVr_I2C_address = power_tune_table_v2->ucVr_I2C_address;
get_scl_sda_value(power_tune_table_v2->ucVr_I2C_Line, &scl, &sda);
tdp_table->ucVr_I2C_Line = scl;
tdp_table->ucVr_I2C_LineSDA = sda;
tdp_table->ucPlx_I2C_address = power_tune_table_v2->ucPlx_I2C_address;
get_scl_sda_value(power_tune_table_v2->ucPlx_I2C_Line, &scl, &sda);
tdp_table->ucPlx_I2C_Line = scl;
tdp_table->ucPlx_I2C_LineSDA = sda;
hwmgr->platform_descriptor.LoadLineSlope =
le16_to_cpu(power_tune_table_v2->usLoadLineResistance);
} else {
power_tune_table_v3 = (ATOM_Vega10_PowerTune_Table_V3 *)table;
tdp_table->usMaximumPowerDeliveryLimit = power_tune_table_v3->usSocketPowerLimit;
tdp_table->usTDC = power_tune_table_v3->usTdcLimit;
tdp_table->usEDCLimit = power_tune_table_v3->usEdcLimit;
tdp_table->usSoftwareShutdownTemp = power_tune_table_v3->usSoftwareShutdownTemp;
tdp_table->usTemperatureLimitTedge = power_tune_table_v3->usTemperatureLimitTedge;
tdp_table->usTemperatureLimitHotspot = power_tune_table_v3->usTemperatureLimitHotSpot;
tdp_table->usTemperatureLimitLiquid1 = power_tune_table_v3->usTemperatureLimitLiquid1;
tdp_table->usTemperatureLimitLiquid2 = power_tune_table_v3->usTemperatureLimitLiquid2;
tdp_table->usTemperatureLimitHBM = power_tune_table_v3->usTemperatureLimitHBM;
tdp_table->usTemperatureLimitVrVddc = power_tune_table_v3->usTemperatureLimitVrSoc;
tdp_table->usTemperatureLimitVrMvdd = power_tune_table_v3->usTemperatureLimitVrMem;
tdp_table->usTemperatureLimitPlx = power_tune_table_v3->usTemperatureLimitPlx;
tdp_table->ucLiquid1_I2C_address = power_tune_table_v3->ucLiquid1_I2C_address;
tdp_table->ucLiquid2_I2C_address = power_tune_table_v3->ucLiquid2_I2C_address;
tdp_table->usBoostStartTemperature = power_tune_table_v3->usBoostStartTemperature;
tdp_table->usBoostStopTemperature = power_tune_table_v3->usBoostStopTemperature;
tdp_table->ulBoostClock = power_tune_table_v3->ulBoostClock;
get_scl_sda_value(power_tune_table_v3->ucLiquid_I2C_Line, &scl, &sda);
tdp_table->ucLiquid_I2C_Line = scl;
tdp_table->ucLiquid_I2C_LineSDA = sda;
tdp_table->ucVr_I2C_address = power_tune_table_v3->ucVr_I2C_address;
get_scl_sda_value(power_tune_table_v3->ucVr_I2C_Line, &scl, &sda);
tdp_table->ucVr_I2C_Line = scl;
tdp_table->ucVr_I2C_LineSDA = sda;
tdp_table->ucPlx_I2C_address = power_tune_table_v3->ucPlx_I2C_address;
get_scl_sda_value(power_tune_table_v3->ucPlx_I2C_Line, &scl, &sda);
tdp_table->ucPlx_I2C_Line = scl;
tdp_table->ucPlx_I2C_LineSDA = sda;
hwmgr->platform_descriptor.LoadLineSlope =
le16_to_cpu(power_tune_table_v3->usLoadLineResistance);
}
*info_tdp_table = tdp_table;
return 0;
}
static int get_socclk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_clk_dep_table,
const ATOM_Vega10_SOCCLK_Dependency_Table *clk_dep_table)
{
uint32_t table_size, i;
phm_ppt_v1_clock_voltage_dependency_table *clk_table;
PP_ASSERT_WITH_CODE(clk_dep_table->ucNumEntries,
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
clk_dep_table->ucNumEntries;
clk_table = kzalloc(table_size, GFP_KERNEL);
if (!clk_table)
return -ENOMEM;
clk_table->count = (uint32_t)clk_dep_table->ucNumEntries;
for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
clk_table->entries[i].vddInd =
clk_dep_table->entries[i].ucVddInd;
clk_table->entries[i].clk =
le32_to_cpu(clk_dep_table->entries[i].ulClk);
}
*pp_vega10_clk_dep_table = clk_table;
return 0;
}
static int get_mclk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_mclk_dep_table,
const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table)
{
uint32_t table_size, i;
phm_ppt_v1_clock_voltage_dependency_table *mclk_table;
PP_ASSERT_WITH_CODE(mclk_dep_table->ucNumEntries,
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
mclk_dep_table->ucNumEntries;
mclk_table = kzalloc(table_size, GFP_KERNEL);
if (!mclk_table)
return -ENOMEM;
mclk_table->count = (uint32_t)mclk_dep_table->ucNumEntries;
for (i = 0; i < mclk_dep_table->ucNumEntries; i++) {
mclk_table->entries[i].vddInd =
mclk_dep_table->entries[i].ucVddInd;
mclk_table->entries[i].vddciInd =
mclk_dep_table->entries[i].ucVddciInd;
mclk_table->entries[i].mvddInd =
mclk_dep_table->entries[i].ucVddMemInd;
mclk_table->entries[i].clk =
le32_to_cpu(mclk_dep_table->entries[i].ulMemClk);
}
*pp_vega10_mclk_dep_table = mclk_table;
return 0;
}
static int get_gfxclk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_clock_voltage_dependency_table
**pp_vega10_clk_dep_table,
const ATOM_Vega10_GFXCLK_Dependency_Table *clk_dep_table)
{
uint32_t table_size, i;
struct phm_ppt_v1_clock_voltage_dependency_table
*clk_table;
ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2;
PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
clk_dep_table->ucNumEntries;
clk_table = kzalloc(table_size, GFP_KERNEL);
if (!clk_table)
return -ENOMEM;
clk_table->count = clk_dep_table->ucNumEntries;
if (clk_dep_table->ucRevId == 0) {
for (i = 0; i < clk_table->count; i++) {
clk_table->entries[i].vddInd =
clk_dep_table->entries[i].ucVddInd;
clk_table->entries[i].clk =
le32_to_cpu(clk_dep_table->entries[i].ulClk);
clk_table->entries[i].cks_enable =
(((le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x8000)
>> 15) == 0) ? 1 : 0;
clk_table->entries[i].cks_voffset =
le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x7F;
clk_table->entries[i].sclk_offset =
le16_to_cpu(clk_dep_table->entries[i].usAVFSOffset);
}
} else if (clk_dep_table->ucRevId == 1) {
patom_record_v2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)clk_dep_table->entries;
for (i = 0; i < clk_table->count; i++) {
clk_table->entries[i].vddInd =
patom_record_v2->ucVddInd;
clk_table->entries[i].clk =
le32_to_cpu(patom_record_v2->ulClk);
clk_table->entries[i].cks_enable =
(((le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x8000)
>> 15) == 0) ? 1 : 0;
clk_table->entries[i].cks_voffset =
le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x7F;
clk_table->entries[i].sclk_offset =
le16_to_cpu(patom_record_v2->usAVFSOffset);
patom_record_v2++;
}
} else {
kfree(clk_table);
PP_ASSERT_WITH_CODE(false,
"Unsupported GFXClockDependencyTable Revision!",
return -EINVAL);
}
*pp_vega10_clk_dep_table = clk_table;
return 0;
}
static int get_pix_clk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_clock_voltage_dependency_table
**pp_vega10_clk_dep_table,
const ATOM_Vega10_PIXCLK_Dependency_Table *clk_dep_table)
{
uint32_t table_size, i;
struct phm_ppt_v1_clock_voltage_dependency_table
*clk_table;
PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
clk_dep_table->ucNumEntries;
clk_table = kzalloc(table_size, GFP_KERNEL);
if (!clk_table)
return -ENOMEM;
clk_table->count = clk_dep_table->ucNumEntries;
for (i = 0; i < clk_table->count; i++) {
clk_table->entries[i].vddInd =
clk_dep_table->entries[i].ucVddInd;
clk_table->entries[i].clk =
le32_to_cpu(clk_dep_table->entries[i].ulClk);
}
*pp_vega10_clk_dep_table = clk_table;
return 0;
}
static int get_dcefclk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_clock_voltage_dependency_table
**pp_vega10_clk_dep_table,
const ATOM_Vega10_DCEFCLK_Dependency_Table *clk_dep_table)
{
uint32_t table_size, i;
uint8_t num_entries;
struct phm_ppt_v1_clock_voltage_dependency_table
*clk_table;
struct cgs_system_info sys_info = {0};
uint32_t dev_id;
uint32_t rev_id;
PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
"Invalid PowerPlay Table!", return -1);
/*
* workaround needed to add another DPM level for pioneer cards
* as VBIOS is locked down.
* This DPM level was added to support 3DPM monitors @ 4K120Hz
*
*/
sys_info.size = sizeof(struct cgs_system_info);
sys_info.info_id = CGS_SYSTEM_INFO_PCIE_DEV;
cgs_query_system_info(hwmgr->device, &sys_info);
dev_id = (uint32_t)sys_info.value;
sys_info.size = sizeof(struct cgs_system_info);
sys_info.info_id = CGS_SYSTEM_INFO_PCIE_REV;
cgs_query_system_info(hwmgr->device, &sys_info);
rev_id = (uint32_t)sys_info.value;
if (dev_id == 0x6863 && rev_id == 0 &&
clk_dep_table->entries[clk_dep_table->ucNumEntries - 1].ulClk < 90000)
num_entries = clk_dep_table->ucNumEntries + 1 > NUM_DSPCLK_LEVELS ?
NUM_DSPCLK_LEVELS : clk_dep_table->ucNumEntries + 1;
else
num_entries = clk_dep_table->ucNumEntries;
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_clock_voltage_dependency_record) *
num_entries;
clk_table = kzalloc(table_size, GFP_KERNEL);
if (!clk_table)
return -ENOMEM;
clk_table->count = (uint32_t)num_entries;
for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
clk_table->entries[i].vddInd =
clk_dep_table->entries[i].ucVddInd;
clk_table->entries[i].clk =
le32_to_cpu(clk_dep_table->entries[i].ulClk);
}
if (i < num_entries) {
clk_table->entries[i].vddInd = clk_dep_table->entries[i-1].ucVddInd;
clk_table->entries[i].clk = 90000;
}
*pp_vega10_clk_dep_table = clk_table;
return 0;
}
static int get_pcie_table(struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_pcie_table **vega10_pcie_table,
const Vega10_PPTable_Generic_SubTable_Header *table)
{
uint32_t table_size, i, pcie_count;
struct phm_ppt_v1_pcie_table *pcie_table;
struct phm_ppt_v2_information *table_info =
(struct phm_ppt_v2_information *)(hwmgr->pptable);
const ATOM_Vega10_PCIE_Table *atom_pcie_table =
(ATOM_Vega10_PCIE_Table *)table;
PP_ASSERT_WITH_CODE(atom_pcie_table->ucNumEntries,
"Invalid PowerPlay Table!",
return 0);
table_size = sizeof(uint32_t) +
sizeof(struct phm_ppt_v1_pcie_record) *
atom_pcie_table->ucNumEntries;
pcie_table = kzalloc(table_size, GFP_KERNEL);
if (!pcie_table)
return -ENOMEM;
pcie_count = table_info->vdd_dep_on_sclk->count;
if (atom_pcie_table->ucNumEntries <= pcie_count)
pcie_count = atom_pcie_table->ucNumEntries;
else
pr_info("Number of Pcie Entries exceed the number of"
" GFXCLK Dpm Levels!"
" Disregarding the excess entries...\n");
pcie_table->count = pcie_count;
for (i = 0; i < pcie_count; i++) {
pcie_table->entries[i].gen_speed =
atom_pcie_table->entries[i].ucPCIEGenSpeed;
pcie_table->entries[i].lane_width =
atom_pcie_table->entries[i].ucPCIELaneWidth;
pcie_table->entries[i].pcie_sclk =
atom_pcie_table->entries[i].ulLCLK;
}
*vega10_pcie_table = pcie_table;
return 0;
}
static int get_hard_limits(
struct pp_hwmgr *hwmgr,
struct phm_clock_and_voltage_limits *limits,
const ATOM_Vega10_Hard_Limit_Table *limit_table)
{
PP_ASSERT_WITH_CODE(limit_table->ucNumEntries,
"Invalid PowerPlay Table!", return -1);
/* currently we always take entries[0] parameters */
limits->sclk = le32_to_cpu(limit_table->entries[0].ulSOCCLKLimit);
limits->mclk = le32_to_cpu(limit_table->entries[0].ulMCLKLimit);
limits->gfxclk = le32_to_cpu(limit_table->entries[0].ulGFXCLKLimit);
limits->vddc = le16_to_cpu(limit_table->entries[0].usVddcLimit);
limits->vddci = le16_to_cpu(limit_table->entries[0].usVddciLimit);
limits->vddmem = le16_to_cpu(limit_table->entries[0].usVddMemLimit);
return 0;
}
static int get_valid_clk(
struct pp_hwmgr *hwmgr,
struct phm_clock_array **clk_table,
const phm_ppt_v1_clock_voltage_dependency_table *clk_volt_pp_table)
{
uint32_t table_size, i;
struct phm_clock_array *table;
PP_ASSERT_WITH_CODE(clk_volt_pp_table->count,
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) +
sizeof(uint32_t) * clk_volt_pp_table->count;
table = kzalloc(table_size, GFP_KERNEL);
if (!table)
return -ENOMEM;
table->count = (uint32_t)clk_volt_pp_table->count;
for (i = 0; i < table->count; i++)
table->values[i] = (uint32_t)clk_volt_pp_table->entries[i].clk;
*clk_table = table;
return 0;
}
static int init_powerplay_extended_tables(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
int result = 0;
struct phm_ppt_v2_information *pp_table_info =
(struct phm_ppt_v2_information *)(hwmgr->pptable);
const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table =
(const ATOM_Vega10_MM_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usMMDependencyTableOffset));
const Vega10_PPTable_Generic_SubTable_Header *power_tune_table =
(const Vega10_PPTable_Generic_SubTable_Header *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usPowerTuneTableOffset));
const ATOM_Vega10_SOCCLK_Dependency_Table *socclk_dep_table =
(const ATOM_Vega10_SOCCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usSocclkDependencyTableOffset));
const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table =
(const ATOM_Vega10_GFXCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset));
const ATOM_Vega10_DCEFCLK_Dependency_Table *dcefclk_dep_table =
(const ATOM_Vega10_DCEFCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usDcefclkDependencyTableOffset));
const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table =
(const ATOM_Vega10_MCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
const ATOM_Vega10_Hard_Limit_Table *hard_limits =
(const ATOM_Vega10_Hard_Limit_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usHardLimitTableOffset));
const Vega10_PPTable_Generic_SubTable_Header *pcie_table =
(const Vega10_PPTable_Generic_SubTable_Header *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usPCIETableOffset));
const ATOM_Vega10_PIXCLK_Dependency_Table *pixclk_dep_table =
(const ATOM_Vega10_PIXCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usPixclkDependencyTableOffset));
const ATOM_Vega10_PHYCLK_Dependency_Table *phyclk_dep_table =
(const ATOM_Vega10_PHYCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usPhyClkDependencyTableOffset));
const ATOM_Vega10_DISPCLK_Dependency_Table *dispclk_dep_table =
(const ATOM_Vega10_DISPCLK_Dependency_Table *)
(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usDispClkDependencyTableOffset));
pp_table_info->vdd_dep_on_socclk = NULL;
pp_table_info->vdd_dep_on_sclk = NULL;
pp_table_info->vdd_dep_on_mclk = NULL;
pp_table_info->vdd_dep_on_dcefclk = NULL;
pp_table_info->mm_dep_table = NULL;
pp_table_info->tdp_table = NULL;
pp_table_info->vdd_dep_on_pixclk = NULL;
pp_table_info->vdd_dep_on_phyclk = NULL;
pp_table_info->vdd_dep_on_dispclk = NULL;
if (powerplay_table->usMMDependencyTableOffset)
result = get_mm_clock_voltage_table(hwmgr,
&pp_table_info->mm_dep_table,
mm_dependency_table);
if (!result && powerplay_table->usPowerTuneTableOffset)
result = get_tdp_table(hwmgr,
&pp_table_info->tdp_table,
power_tune_table);
if (!result && powerplay_table->usSocclkDependencyTableOffset)
result = get_socclk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_socclk,
socclk_dep_table);
if (!result && powerplay_table->usGfxclkDependencyTableOffset)
result = get_gfxclk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_sclk,
gfxclk_dep_table);
if (!result && powerplay_table->usPixclkDependencyTableOffset)
result = get_pix_clk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_pixclk,
(const ATOM_Vega10_PIXCLK_Dependency_Table*)
pixclk_dep_table);
if (!result && powerplay_table->usPhyClkDependencyTableOffset)
result = get_pix_clk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_phyclk,
(const ATOM_Vega10_PIXCLK_Dependency_Table *)
phyclk_dep_table);
if (!result && powerplay_table->usDispClkDependencyTableOffset)
result = get_pix_clk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_dispclk,
(const ATOM_Vega10_PIXCLK_Dependency_Table *)
dispclk_dep_table);
if (!result && powerplay_table->usDcefclkDependencyTableOffset)
result = get_dcefclk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_dcefclk,
dcefclk_dep_table);
if (!result && powerplay_table->usMclkDependencyTableOffset)
result = get_mclk_voltage_dependency_table(hwmgr,
&pp_table_info->vdd_dep_on_mclk,
mclk_dep_table);
if (!result && powerplay_table->usPCIETableOffset)
result = get_pcie_table(hwmgr,
&pp_table_info->pcie_table,
pcie_table);
if (!result && powerplay_table->usHardLimitTableOffset)
result = get_hard_limits(hwmgr,
&pp_table_info->max_clock_voltage_on_dc,
hard_limits);
hwmgr->dyn_state.max_clock_voltage_on_dc.sclk =
pp_table_info->max_clock_voltage_on_dc.sclk;
hwmgr->dyn_state.max_clock_voltage_on_dc.mclk =
pp_table_info->max_clock_voltage_on_dc.mclk;
hwmgr->dyn_state.max_clock_voltage_on_dc.vddc =
pp_table_info->max_clock_voltage_on_dc.vddc;
hwmgr->dyn_state.max_clock_voltage_on_dc.vddci =
pp_table_info->max_clock_voltage_on_dc.vddci;
if (!result &&
pp_table_info->vdd_dep_on_socclk &&
pp_table_info->vdd_dep_on_socclk->count)
result = get_valid_clk(hwmgr,
&pp_table_info->valid_socclk_values,
pp_table_info->vdd_dep_on_socclk);
if (!result &&
pp_table_info->vdd_dep_on_sclk &&
pp_table_info->vdd_dep_on_sclk->count)
result = get_valid_clk(hwmgr,
&pp_table_info->valid_sclk_values,
pp_table_info->vdd_dep_on_sclk);
if (!result &&
pp_table_info->vdd_dep_on_dcefclk &&
pp_table_info->vdd_dep_on_dcefclk->count)
result = get_valid_clk(hwmgr,
&pp_table_info->valid_dcefclk_values,
pp_table_info->vdd_dep_on_dcefclk);
if (!result &&
pp_table_info->vdd_dep_on_mclk &&
pp_table_info->vdd_dep_on_mclk->count)
result = get_valid_clk(hwmgr,
&pp_table_info->valid_mclk_values,
pp_table_info->vdd_dep_on_mclk);
return result;
}
static int get_vddc_lookup_table(
struct pp_hwmgr *hwmgr,
phm_ppt_v1_voltage_lookup_table **lookup_table,
const ATOM_Vega10_Voltage_Lookup_Table *vddc_lookup_pp_tables,
uint32_t max_levels)
{
uint32_t table_size, i;
phm_ppt_v1_voltage_lookup_table *table;
PP_ASSERT_WITH_CODE((vddc_lookup_pp_tables->ucNumEntries != 0),
"Invalid SOC_VDDD Lookup Table!", return 1);
table_size = sizeof(uint32_t) +
sizeof(phm_ppt_v1_voltage_lookup_record) * max_levels;
table = kzalloc(table_size, GFP_KERNEL);
if (table == NULL)
return -ENOMEM;
table->count = vddc_lookup_pp_tables->ucNumEntries;
for (i = 0; i < vddc_lookup_pp_tables->ucNumEntries; i++)
table->entries[i].us_vdd =
le16_to_cpu(vddc_lookup_pp_tables->entries[i].usVdd);
*lookup_table = table;
return 0;
}
static int init_dpm_2_parameters(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
int result = 0;
struct phm_ppt_v2_information *pp_table_info =
(struct phm_ppt_v2_information *)(hwmgr->pptable);
uint32_t disable_power_control = 0;
pp_table_info->us_ulv_voltage_offset =
le16_to_cpu(powerplay_table->usUlvVoltageOffset);
pp_table_info->us_ulv_smnclk_did =
le16_to_cpu(powerplay_table->usUlvSmnclkDid);
pp_table_info->us_ulv_mp1clk_did =
le16_to_cpu(powerplay_table->usUlvMp1clkDid);
pp_table_info->us_ulv_gfxclk_bypass =
le16_to_cpu(powerplay_table->usUlvGfxclkBypass);
pp_table_info->us_gfxclk_slew_rate =
le16_to_cpu(powerplay_table->usGfxclkSlewRate);
pp_table_info->uc_gfx_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucGfxVoltageMode);
pp_table_info->uc_soc_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucSocVoltageMode);
pp_table_info->uc_uclk_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucUclkVoltageMode);
pp_table_info->uc_uvd_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucUvdVoltageMode);
pp_table_info->uc_vce_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucVceVoltageMode);
pp_table_info->uc_mp0_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucMp0VoltageMode);
pp_table_info->uc_dcef_dpm_voltage_mode =
le16_to_cpu(powerplay_table->ucDcefVoltageMode);
pp_table_info->ppm_parameter_table = NULL;
pp_table_info->vddc_lookup_table = NULL;
pp_table_info->vddmem_lookup_table = NULL;
pp_table_info->vddci_lookup_table = NULL;
/* TDP limits */
hwmgr->platform_descriptor.TDPODLimit =
le16_to_cpu(powerplay_table->usPowerControlLimit);
hwmgr->platform_descriptor.TDPAdjustment = 0;
hwmgr->platform_descriptor.VidAdjustment = 0;
hwmgr->platform_descriptor.VidAdjustmentPolarity = 0;
hwmgr->platform_descriptor.VidMinLimit = 0;
hwmgr->platform_descriptor.VidMaxLimit = 1500000;
hwmgr->platform_descriptor.VidStep = 6250;
disable_power_control = 0;
if (!disable_power_control) {
/* enable TDP overdrive (PowerControl) feature as well if supported */
if (hwmgr->platform_descriptor.TDPODLimit)
phm_cap_set(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_PowerControl);
}
if (powerplay_table->usVddcLookupTableOffset) {
const ATOM_Vega10_Voltage_Lookup_Table *vddc_table =
(ATOM_Vega10_Voltage_Lookup_Table *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usVddcLookupTableOffset));
result = get_vddc_lookup_table(hwmgr,
&pp_table_info->vddc_lookup_table, vddc_table, 8);
}
if (powerplay_table->usVddmemLookupTableOffset) {
const ATOM_Vega10_Voltage_Lookup_Table *vdd_mem_table =
(ATOM_Vega10_Voltage_Lookup_Table *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usVddmemLookupTableOffset));
result = get_vddc_lookup_table(hwmgr,
&pp_table_info->vddmem_lookup_table, vdd_mem_table, 4);
}
if (powerplay_table->usVddciLookupTableOffset) {
const ATOM_Vega10_Voltage_Lookup_Table *vddci_table =
(ATOM_Vega10_Voltage_Lookup_Table *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usVddciLookupTableOffset));
result = get_vddc_lookup_table(hwmgr,
&pp_table_info->vddci_lookup_table, vddci_table, 4);
}
return result;
}
int vega10_pp_tables_initialize(struct pp_hwmgr *hwmgr)
{
int result = 0;
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table;
hwmgr->pptable = kzalloc(sizeof(struct phm_ppt_v2_information), GFP_KERNEL);
PP_ASSERT_WITH_CODE((hwmgr->pptable != NULL),
"Failed to allocate hwmgr->pptable!", return -ENOMEM);
powerplay_table = get_powerplay_table(hwmgr);
PP_ASSERT_WITH_CODE((powerplay_table != NULL),
"Missing PowerPlay Table!", return -1);
result = check_powerplay_tables(hwmgr, powerplay_table);
PP_ASSERT_WITH_CODE((result == 0),
"check_powerplay_tables failed", return result);
result = set_platform_caps(hwmgr,
le32_to_cpu(powerplay_table->ulPlatformCaps));
PP_ASSERT_WITH_CODE((result == 0),
"set_platform_caps failed", return result);
result = init_thermal_controller(hwmgr, powerplay_table);
PP_ASSERT_WITH_CODE((result == 0),
"init_thermal_controller failed", return result);
result = init_over_drive_limits(hwmgr, powerplay_table);
PP_ASSERT_WITH_CODE((result == 0),
"init_over_drive_limits failed", return result);
result = init_powerplay_extended_tables(hwmgr, powerplay_table);
PP_ASSERT_WITH_CODE((result == 0),
"init_powerplay_extended_tables failed", return result);
result = init_dpm_2_parameters(hwmgr, powerplay_table);
PP_ASSERT_WITH_CODE((result == 0),
"init_dpm_2_parameters failed", return result);
return result;
}
static int vega10_pp_tables_uninitialize(struct pp_hwmgr *hwmgr)
{
struct phm_ppt_v2_information *pp_table_info =
(struct phm_ppt_v2_information *)(hwmgr->pptable);
kfree(pp_table_info->vdd_dep_on_sclk);
pp_table_info->vdd_dep_on_sclk = NULL;
kfree(pp_table_info->vdd_dep_on_mclk);
pp_table_info->vdd_dep_on_mclk = NULL;
kfree(pp_table_info->valid_mclk_values);
pp_table_info->valid_mclk_values = NULL;
kfree(pp_table_info->valid_sclk_values);
pp_table_info->valid_sclk_values = NULL;
kfree(pp_table_info->vddc_lookup_table);
pp_table_info->vddc_lookup_table = NULL;
kfree(pp_table_info->vddmem_lookup_table);
pp_table_info->vddmem_lookup_table = NULL;
kfree(pp_table_info->vddci_lookup_table);
pp_table_info->vddci_lookup_table = NULL;
kfree(pp_table_info->ppm_parameter_table);
pp_table_info->ppm_parameter_table = NULL;
kfree(pp_table_info->mm_dep_table);
pp_table_info->mm_dep_table = NULL;
kfree(pp_table_info->cac_dtp_table);
pp_table_info->cac_dtp_table = NULL;
kfree(hwmgr->dyn_state.cac_dtp_table);
hwmgr->dyn_state.cac_dtp_table = NULL;
kfree(pp_table_info->tdp_table);
pp_table_info->tdp_table = NULL;
kfree(hwmgr->pptable);
hwmgr->pptable = NULL;
return 0;
}
const struct pp_table_func vega10_pptable_funcs = {
.pptable_init = vega10_pp_tables_initialize,
.pptable_fini = vega10_pp_tables_uninitialize,
};
int vega10_get_number_of_powerplay_table_entries(struct pp_hwmgr *hwmgr)
{
const ATOM_Vega10_State_Array *state_arrays;
const ATOM_Vega10_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr);
PP_ASSERT_WITH_CODE((pp_table != NULL),
"Missing PowerPlay Table!", return -1);
PP_ASSERT_WITH_CODE((pp_table->sHeader.format_revision >=
ATOM_Vega10_TABLE_REVISION_VEGA10),
"Incorrect PowerPlay table revision!", return -1);
state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)pp_table) +
le16_to_cpu(pp_table->usStateArrayOffset));
return (uint32_t)(state_arrays->ucNumEntries);
}
static uint32_t make_classification_flags(struct pp_hwmgr *hwmgr,
uint16_t classification, uint16_t classification2)
{
uint32_t result = 0;
if (classification & ATOM_PPLIB_CLASSIFICATION_BOOT)
result |= PP_StateClassificationFlag_Boot;
if (classification & ATOM_PPLIB_CLASSIFICATION_THERMAL)
result |= PP_StateClassificationFlag_Thermal;
if (classification & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
result |= PP_StateClassificationFlag_LimitedPowerSource;
if (classification & ATOM_PPLIB_CLASSIFICATION_REST)
result |= PP_StateClassificationFlag_Rest;
if (classification & ATOM_PPLIB_CLASSIFICATION_FORCED)
result |= PP_StateClassificationFlag_Forced;
if (classification & ATOM_PPLIB_CLASSIFICATION_ACPI)
result |= PP_StateClassificationFlag_ACPI;
if (classification2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
result |= PP_StateClassificationFlag_LimitedPowerSource_2;
return result;
}
int vega10_get_powerplay_table_entry(struct pp_hwmgr *hwmgr,
uint32_t entry_index, struct pp_power_state *power_state,
int (*call_back_func)(struct pp_hwmgr *, void *,
struct pp_power_state *, void *, uint32_t))
{
int result = 0;
const ATOM_Vega10_State_Array *state_arrays;
const ATOM_Vega10_State *state_entry;
const ATOM_Vega10_POWERPLAYTABLE *pp_table =
get_powerplay_table(hwmgr);
PP_ASSERT_WITH_CODE(pp_table, "Missing PowerPlay Table!",
return -1;);
power_state->classification.bios_index = entry_index;
if (pp_table->sHeader.format_revision >=
ATOM_Vega10_TABLE_REVISION_VEGA10) {
state_arrays = (ATOM_Vega10_State_Array *)
(((unsigned long)pp_table) +
le16_to_cpu(pp_table->usStateArrayOffset));
PP_ASSERT_WITH_CODE(pp_table->usStateArrayOffset > 0,
"Invalid PowerPlay Table State Array Offset.",
return -1);
PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
"Invalid PowerPlay Table State Array.",
return -1);
PP_ASSERT_WITH_CODE((entry_index <= state_arrays->ucNumEntries),
"Invalid PowerPlay Table State Array Entry.",
return -1);
state_entry = &(state_arrays->states[entry_index]);
result = call_back_func(hwmgr, (void *)state_entry, power_state,
(void *)pp_table,
make_classification_flags(hwmgr,
le16_to_cpu(state_entry->usClassification),
le16_to_cpu(state_entry->usClassification2)));
}
if (!result && (power_state->classification.flags &
PP_StateClassificationFlag_Boot))
result = hwmgr->hwmgr_func->patch_boot_state(hwmgr, &(power_state->hardware));
return result;
}
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