path: root/drivers/gpu/drm/amd/pm/powerplay/inc/smu74.h

/*
 * Copyright 2014 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.
 *
 */


#ifndef SMU74_H
#define SMU74_H

#pragma pack(push, 1)

#define SMU__DGPU_ONLY

#define SMU__NUM_SCLK_DPM_STATE  8
#define SMU__NUM_MCLK_DPM_LEVELS 4
#define SMU__NUM_LCLK_DPM_LEVELS 8
#define SMU__NUM_PCIE_DPM_LEVELS 8

#define EXP_M1  35
#define EXP_M2  92821
#define EXP_B   66629747

#define EXP_M1_1  365
#define EXP_M2_1  658700
#define EXP_B_1   305506134

#define EXP_M1_2  189
#define EXP_M2_2  379692
#define EXP_B_2   194609469

#define EXP_M1_3  99
#define EXP_M2_3  217915
#define EXP_B_3   122255994

#define EXP_M1_4  51
#define EXP_M2_4  122643
#define EXP_B_4   74893384

#define EXP_M1_5  423
#define EXP_M2_5  1103326
#define EXP_B_5   728122621

enum SID_OPTION {
	SID_OPTION_HI,
	SID_OPTION_LO,
	SID_OPTION_COUNT
};

enum Poly3rdOrderCoeff {
	LEAKAGE_TEMPERATURE_SCALAR,
	LEAKAGE_VOLTAGE_SCALAR,
	DYNAMIC_VOLTAGE_SCALAR,
	POLY_3RD_ORDER_COUNT
};

struct SMU7_Poly3rdOrder_Data {
	int32_t a;
	int32_t b;
	int32_t c;
	int32_t d;
	uint8_t a_shift;
	uint8_t b_shift;
	uint8_t c_shift;
	uint8_t x_shift;
};

typedef struct SMU7_Poly3rdOrder_Data SMU7_Poly3rdOrder_Data;

struct Power_Calculator_Data {
	uint16_t NoLoadVoltage;
	uint16_t LoadVoltage;
	uint16_t Resistance;
	uint16_t Temperature;
	uint16_t BaseLeakage;
	uint16_t LkgTempScalar;
	uint16_t LkgVoltScalar;
	uint16_t LkgAreaScalar;
	uint16_t LkgPower;
	uint16_t DynVoltScalar;
	uint32_t Cac;
	uint32_t DynPower;
	uint32_t TotalCurrent;
	uint32_t TotalPower;
};

typedef struct Power_Calculator_Data PowerCalculatorData_t;

struct Gc_Cac_Weight_Data {
	uint8_t index;
	uint32_t value;
};

typedef struct Gc_Cac_Weight_Data GcCacWeight_Data;


typedef struct {
	uint32_t high;
	uint32_t low;
} data_64_t;

typedef struct {
	data_64_t high;
	data_64_t low;
} data_128_t;

#define SMU7_CONTEXT_ID_SMC        1
#define SMU7_CONTEXT_ID_VBIOS      2

#define SMU74_MAX_LEVELS_VDDC            16
#define SMU74_MAX_LEVELS_VDDGFX          16
#define SMU74_MAX_LEVELS_VDDCI           8
#define SMU74_MAX_LEVELS_MVDD            4

#define SMU_MAX_SMIO_LEVELS              4

#define SMU74_MAX_LEVELS_GRAPHICS        SMU__NUM_SCLK_DPM_STATE   /* SCLK + SQ DPM + ULV */
#define SMU74_MAX_LEVELS_MEMORY          SMU__NUM_MCLK_DPM_LEVELS   /* MCLK Levels DPM */
#define SMU74_MAX_LEVELS_GIO             SMU__NUM_LCLK_DPM_LEVELS  /* LCLK Levels */
#define SMU74_MAX_LEVELS_LINK            SMU__NUM_PCIE_DPM_LEVELS  /* PCIe speed and number of lanes */
#define SMU74_MAX_LEVELS_UVD             8   /* VCLK/DCLK levels for UVD */
#define SMU74_MAX_LEVELS_VCE             8   /* ECLK levels for VCE */
#define SMU74_MAX_LEVELS_ACP             8   /* ACLK levels for ACP */
#define SMU74_MAX_LEVELS_SAMU            8   /* SAMCLK levels for SAMU */
#define SMU74_MAX_ENTRIES_SMIO           32  /* Number of entries in SMIO table */

#define DPM_NO_LIMIT 0
#define DPM_NO_UP 1
#define DPM_GO_DOWN 2
#define DPM_GO_UP 3

#define SMU7_FIRST_DPM_GRAPHICS_LEVEL    0
#define SMU7_FIRST_DPM_MEMORY_LEVEL      0

#define GPIO_CLAMP_MODE_VRHOT      1
#define GPIO_CLAMP_MODE_THERM      2
#define GPIO_CLAMP_MODE_DC         4

#define SCRATCH_B_TARG_PCIE_INDEX_SHIFT 0
#define SCRATCH_B_TARG_PCIE_INDEX_MASK  (0x7<<SCRATCH_B_TARG_PCIE_INDEX_SHIFT)
#define SCRATCH_B_CURR_PCIE_INDEX_SHIFT 3
#define SCRATCH_B_CURR_PCIE_INDEX_MASK  (0x7<<SCRATCH_B_CURR_PCIE_INDEX_SHIFT)
#define SCRATCH_B_TARG_UVD_INDEX_SHIFT  6
#define SCRATCH_B_TARG_UVD_INDEX_MASK   (0x7<<SCRATCH_B_TARG_UVD_INDEX_SHIFT)
#define SCRATCH_B_CURR_UVD_INDEX_SHIFT  9
#define SCRATCH_B_CURR_UVD_INDEX_MASK   (0x7<<SCRATCH_B_CURR_UVD_INDEX_SHIFT)
#define SCRATCH_B_TARG_VCE_INDEX_SHIFT  12
#define SCRATCH_B_TARG_VCE_INDEX_MASK   (0x7<<SCRATCH_B_TARG_VCE_INDEX_SHIFT)
#define SCRATCH_B_CURR_VCE_INDEX_SHIFT  15
#define SCRATCH_B_CURR_VCE_INDEX_MASK   (0x7<<SCRATCH_B_CURR_VCE_INDEX_SHIFT)
#define SCRATCH_B_TARG_ACP_INDEX_SHIFT  18
#define SCRATCH_B_TARG_ACP_INDEX_MASK   (0x7<<SCRATCH_B_TARG_ACP_INDEX_SHIFT)
#define SCRATCH_B_CURR_ACP_INDEX_SHIFT  21
#define SCRATCH_B_CURR_ACP_INDEX_MASK   (0x7<<SCRATCH_B_CURR_ACP_INDEX_SHIFT)
#define SCRATCH_B_TARG_SAMU_INDEX_SHIFT 24
#define SCRATCH_B_TARG_SAMU_INDEX_MASK  (0x7<<SCRATCH_B_TARG_SAMU_INDEX_SHIFT)
#define SCRATCH_B_CURR_SAMU_INDEX_SHIFT 27
#define SCRATCH_B_CURR_SAMU_INDEX_MASK  (0x7<<SCRATCH_B_CURR_SAMU_INDEX_SHIFT)

/* Virtualization Defines */
#define CG_XDMA_MASK  0x1
#define CG_XDMA_SHIFT 0
#define CG_UVD_MASK   0x2
#define CG_UVD_SHIFT  1
#define CG_VCE_MASK   0x4
#define CG_VCE_SHIFT  2
#define CG_SAMU_MASK  0x8
#define CG_SAMU_SHIFT 3
#define CG_GFX_MASK   0x10
#define CG_GFX_SHIFT  4
#define CG_SDMA_MASK  0x20
#define CG_SDMA_SHIFT 5
#define CG_HDP_MASK   0x40
#define CG_HDP_SHIFT  6
#define CG_MC_MASK    0x80
#define CG_MC_SHIFT   7
#define CG_DRM_MASK   0x100
#define CG_DRM_SHIFT  8
#define CG_ROM_MASK   0x200
#define CG_ROM_SHIFT  9
#define CG_BIF_MASK   0x400
#define CG_BIF_SHIFT  10


#define SMU74_DTE_ITERATIONS 5
#define SMU74_DTE_SOURCES 3
#define SMU74_DTE_SINKS 1
#define SMU74_NUM_CPU_TES 0
#define SMU74_NUM_GPU_TES 1
#define SMU74_NUM_NON_TES 2
#define SMU74_DTE_FAN_SCALAR_MIN 0x100
#define SMU74_DTE_FAN_SCALAR_MAX 0x166
#define SMU74_DTE_FAN_TEMP_MAX 93
#define SMU74_DTE_FAN_TEMP_MIN 83


#if defined SMU__FUSION_ONLY
#define SMU7_DTE_ITERATIONS 5
#define SMU7_DTE_SOURCES 5
#define SMU7_DTE_SINKS 3
#define SMU7_NUM_CPU_TES 2
#define SMU7_NUM_GPU_TES 1
#define SMU7_NUM_NON_TES 2
#endif

struct SMU7_HystController_Data {
	uint8_t waterfall_up;
	uint8_t waterfall_down;
	uint8_t waterfall_limit;
	uint8_t spare;
	uint16_t release_cnt;
	uint16_t release_limit;
};

typedef struct SMU7_HystController_Data SMU7_HystController_Data;

struct SMU74_PIDController {
	uint32_t Ki;
	int32_t LFWindupUpperLim;
	int32_t LFWindupLowerLim;
	uint32_t StatePrecision;
	uint32_t LfPrecision;
	uint32_t LfOffset;
	uint32_t MaxState;
	uint32_t MaxLfFraction;
	uint32_t StateShift;
};

typedef struct SMU74_PIDController SMU74_PIDController;

struct SMU7_LocalDpmScoreboard {
	uint32_t PercentageBusy;

	int32_t  PIDError;
	int32_t  PIDIntegral;
	int32_t  PIDOutput;

	uint32_t SigmaDeltaAccum;
	uint32_t SigmaDeltaOutput;
	uint32_t SigmaDeltaLevel;

	uint32_t UtilizationSetpoint;

	uint8_t  TdpClampMode;
	uint8_t  TdcClampMode;
	uint8_t  ThermClampMode;
	uint8_t  VoltageBusy;

	int8_t   CurrLevel;
	int8_t   TargLevel;
	uint8_t  LevelChangeInProgress;
	uint8_t  UpHyst;

	uint8_t  DownHyst;
	uint8_t  VoltageDownHyst;
	uint8_t  DpmEnable;
	uint8_t  DpmRunning;

	uint8_t  DpmForce;
	uint8_t  DpmForceLevel;
	uint8_t  DisplayWatermark;
	uint8_t  McArbIndex;

	uint32_t MinimumPerfSclk;

	uint8_t  AcpiReq;
	uint8_t  AcpiAck;
	uint8_t  GfxClkSlow;
	uint8_t  GpioClampMode;

	uint8_t  spare2;
	uint8_t  EnabledLevelsChange;
	uint8_t  DteClampMode;
	uint8_t  FpsClampMode;

	uint16_t LevelResidencyCounters[SMU74_MAX_LEVELS_GRAPHICS];
	uint16_t LevelSwitchCounters[SMU74_MAX_LEVELS_GRAPHICS];

	void     (*TargetStateCalculator)(uint8_t);
	void     (*SavedTargetStateCalculator)(uint8_t);

	uint16_t AutoDpmInterval;
	uint16_t AutoDpmRange;

	uint8_t  FpsEnabled;
	uint8_t  MaxPerfLevel;
	uint8_t  AllowLowClkInterruptToHost;
	uint8_t  FpsRunning;

	uint32_t MaxAllowedFrequency;

	uint32_t FilteredSclkFrequency;
	uint32_t LastSclkFrequency;
	uint32_t FilteredSclkFrequencyCnt;

	uint8_t MinPerfLevel;
	uint8_t padding[3];

	uint16_t FpsAlpha;
	uint16_t DeltaTime;
	uint32_t CurrentFps;
	uint32_t FilteredFps;
	uint32_t FrameCount;
	uint32_t FrameCountLast;
	uint16_t FpsTargetScalar;
	uint16_t FpsWaterfallLimitScalar;
	uint16_t FpsAlphaScalar;
	uint16_t spare8;
	SMU7_HystController_Data HystControllerData;
};

typedef struct SMU7_LocalDpmScoreboard SMU7_LocalDpmScoreboard;

#define SMU7_MAX_VOLTAGE_CLIENTS 12

typedef uint8_t (*VoltageChangeHandler_t)(uint16_t, uint8_t);

#define VDDC_MASK    0x00007FFF
#define VDDC_SHIFT   0
#define VDDCI_MASK   0x3FFF8000
#define VDDCI_SHIFT  15
#define PHASES_MASK  0xC0000000
#define PHASES_SHIFT 30

typedef uint32_t SMU_VoltageLevel;

struct SMU7_VoltageScoreboard {

	SMU_VoltageLevel TargetVoltage;
	uint16_t MaxVid;
	uint8_t  HighestVidOffset;
	uint8_t  CurrentVidOffset;

	uint16_t CurrentVddc;
	uint16_t CurrentVddci;


	uint8_t  ControllerBusy;
	uint8_t  CurrentVid;
	uint8_t  CurrentVddciVid;
	uint8_t  padding;

	SMU_VoltageLevel RequestedVoltage[SMU7_MAX_VOLTAGE_CLIENTS];
	SMU_VoltageLevel TargetVoltageState;
	uint8_t  EnabledRequest[SMU7_MAX_VOLTAGE_CLIENTS];

	uint8_t  padding2;
	uint8_t  padding3;
	uint8_t  ControllerEnable;
	uint8_t  ControllerRunning;
	uint16_t CurrentStdVoltageHiSidd;
	uint16_t CurrentStdVoltageLoSidd;
	uint8_t  OverrideVoltage;
	uint8_t  padding4;
	uint8_t  padding5;
	uint8_t  CurrentPhases;

	VoltageChangeHandler_t ChangeVddc;

	VoltageChangeHandler_t ChangeVddci;
	VoltageChangeHandler_t ChangePhase;
	VoltageChangeHandler_t ChangeMvdd;

	VoltageChangeHandler_t functionLinks[6];

	uint16_t *VddcFollower1;

	int16_t  Driver_OD_RequestedVidOffset1;
	int16_t  Driver_OD_RequestedVidOffset2;
};

typedef struct SMU7_VoltageScoreboard SMU7_VoltageScoreboard;

#define SMU7_MAX_PCIE_LINK_SPEEDS 3 /* 0:Gen1 1:Gen2 2:Gen3 */

struct SMU7_PCIeLinkSpeedScoreboard {
	uint8_t     DpmEnable;
	uint8_t     DpmRunning;
	uint8_t     DpmForce;
	uint8_t     DpmForceLevel;

	uint8_t     CurrentLinkSpeed;
	uint8_t     EnabledLevelsChange;
	uint16_t    AutoDpmInterval;

	uint16_t    AutoDpmRange;
	uint16_t    AutoDpmCount;

	uint8_t     DpmMode;
	uint8_t     AcpiReq;
	uint8_t     AcpiAck;
	uint8_t