From 5f8eb56f0aacf11a3701dcb226657cea26c44dad Mon Sep 17 00:00:00 2001 From: Eric Huang Date: Mon, 9 Nov 2015 17:35:45 -0500 Subject: [PATCH 0056/1110] drm/amd/powerplay: update atomctrl for fiji Add some new functions to support Fiji. Split out from the previous patch. Reviewed-by: Jammy Zhou Signed-off-by: Eric Huang --- drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c | 489 +++++++++++++++++++++- drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h | 6 + drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 10 +- 3 files changed, 496 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c index 9af2f59..8b47ea0 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c @@ -28,6 +28,8 @@ #include "atombios.h" #include "cgs_common.h" #include "pp_debug.h" +#include "ppevvmath.h" + #define MEM_ID_MASK 0xff000000 #define MEM_ID_SHIFT 24 #define CLOCK_RANGE_MASK 0x00ffffff @@ -94,7 +96,7 @@ static int atomctrl_retrieve_ac_timing( * VBIOS set end of memory clock AC timing registers by ucPreRegDataLength bit6 = 1 * @param reg_block the address ATOM_INIT_REG_BLOCK * @param table the address of MCRegTable - * @return PP_Result_OK + * @return 0 */ static int atomctrl_set_mc_reg_address_table( ATOM_INIT_REG_BLOCK *reg_block, @@ -286,6 +288,31 @@ int atomctrl_get_memory_pll_dividers_si( return result; } +/** atomctrl_get_memory_pll_dividers_vi(). + * + * @param hwmgr input parameter: pointer to HwMgr + * @param clock_value input parameter: memory clock + * @param dividers output parameter: memory PLL dividers + */ +int atomctrl_get_memory_pll_dividers_vi(struct pp_hwmgr *hwmgr, + uint32_t clock_value, pp_atomctrl_memory_clock_param *mpll_param) +{ + COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_2 mpll_parameters; + int result; + + mpll_parameters.ulClock.ulClock = (uint32_t)clock_value; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam), + &mpll_parameters); + + if (!result) + mpll_param->mpll_post_divider = + (uint32_t)mpll_parameters.ulClock.ucPostDiv; + + return result; +} + int atomctrl_get_engine_pll_dividers_vi( struct pp_hwmgr *hwmgr, uint32_t clock_value, @@ -387,7 +414,7 @@ uint32_t atomctrl_get_reference_clock(struct pp_hwmgr *hwmgr) } /** - * Returns 0 if the given voltage type is controlled by GPIO pins. + * Returns true if the given voltage type is controlled by GPIO pins. * voltage_type is one of SET_VOLTAGE_TYPE_ASIC_VDDC, * SET_VOLTAGE_TYPE_ASIC_MVDDC, SET_VOLTAGE_TYPE_ASIC_MVDDQ. * voltage_mode is one of ATOM_SET_VOLTAGE, ATOM_SET_VOLTAGE_PHASE @@ -402,10 +429,10 @@ bool atomctrl_is_voltage_controled_by_gpio_v3( bool ret; PP_ASSERT_WITH_CODE((NULL != voltage_info), - "Could not find Voltage Table in BIOS.", return -1;); + "Could not find Voltage Table in BIOS.", return false;); ret = (NULL != atomctrl_lookup_voltage_type_v3 - (voltage_info, voltage_type, voltage_mode)) ? 0 : 1; + (voltage_info, voltage_type, voltage_mode)) ? true : false; return ret; } @@ -525,6 +552,441 @@ bool atomctrl_get_pp_assign_pin( return bRet; } +int atomctrl_calculate_voltage_evv_on_sclk( + struct pp_hwmgr *hwmgr, + uint8_t voltage_type, + uint32_t sclk, + uint16_t virtual_voltage_Id, + uint16_t *voltage, + uint16_t dpm_level, + bool debug) +{ + ATOM_ASIC_PROFILING_INFO_V3_4 *getASICProfilingInfo; + + EFUSE_LINEAR_FUNC_PARAM sRO_fuse; + EFUSE_LINEAR_FUNC_PARAM sCACm_fuse; + EFUSE_LINEAR_FUNC_PARAM sCACb_fuse; + EFUSE_LOGISTIC_FUNC_PARAM sKt_Beta_fuse; + EFUSE_LOGISTIC_FUNC_PARAM sKv_m_fuse; + EFUSE_LOGISTIC_FUNC_PARAM sKv_b_fuse; + EFUSE_INPUT_PARAMETER sInput_FuseValues; + READ_EFUSE_VALUE_PARAMETER sOutput_FuseValues; + + uint32_t ul_RO_fused, ul_CACb_fused, ul_CACm_fused, ul_Kt_Beta_fused, ul_Kv_m_fused, ul_Kv_b_fused; + fInt fSM_A0, fSM_A1, fSM_A2, fSM_A3, fSM_A4, fSM_A5, fSM_A6, fSM_A7; + fInt fMargin_RO_a, fMargin_RO_b, fMargin_RO_c, fMargin_fixed, fMargin_FMAX_mean, fMargin_Plat_mean, fMargin_FMAX_sigma, fMargin_Plat_sigma, fMargin_DC_sigma; + fInt fLkg_FT, repeat; + fInt fMicro_FMAX, fMicro_CR, fSigma_FMAX, fSigma_CR, fSigma_DC, fDC_SCLK, fSquared_Sigma_DC, fSquared_Sigma_CR, fSquared_Sigma_FMAX; + fInt fRLL_LoadLine, fPowerDPMx, fDerateTDP, fVDDC_base, fA_Term, fC_Term, fB_Term, fRO_DC_margin; + fInt fRO_fused, fCACm_fused, fCACb_fused, fKv_m_fused, fKv_b_fused, fKt_Beta_fused, fFT_Lkg_V0NORM; + fInt fSclk_margin, fSclk, fEVV_V; + fInt fV_min, fV_max, fT_prod, fLKG_Factor, fT_FT, fV_FT, fV_x, fTDP_Power, fTDP_Power_right, fTDP_Power_left, fTDP_Current, fV_NL; + uint32_t ul_FT_Lkg_V0NORM; + fInt fLn_MaxDivMin, fMin, fAverage, fRange; + fInt fRoots[2]; + fInt fStepSize = GetScaledFraction(625, 100000); + + int result; + + getASICProfilingInfo = (ATOM_ASIC_PROFILING_INFO_V3_4 *) + cgs_atom_get_data_table(hwmgr->device, + GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo), + NULL, NULL, NULL); + + if (!getASICProfilingInfo) + return -1; + + if(getASICProfilingInfo->asHeader.ucTableFormatRevision < 3 || + (getASICProfilingInfo->asHeader.ucTableFormatRevision == 3 && + getASICProfilingInfo->asHeader.ucTableContentRevision < 4)) + return -1; + + /*----------------------------------------------------------- + *GETTING MULTI-STEP PARAMETERS RELATED TO CURRENT DPM LEVEL + *----------------------------------------------------------- + */ + fRLL_LoadLine = Divide(getASICProfilingInfo->ulLoadLineSlop, 1000); + + switch (dpm_level) { + case 1: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm1); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM1, 1000); + break; + case 2: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm2); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM2, 1000); + break; + case 3: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm3); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM3, 1000); + break; + case 4: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm4); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM4, 1000); + break; + case 5: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm5); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM5, 1000); + break; + case 6: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm6); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM6, 1000); + break; + case 7: + fPowerDPMx = Convert_ULONG_ToFraction(getASICProfilingInfo->usPowerDpm7); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM7, 1000); + break; + default: + printk(KERN_ERR "DPM Level not supported\n"); + fPowerDPMx = Convert_ULONG_ToFraction(1); + fDerateTDP = GetScaledFraction(getASICProfilingInfo->ulTdpDerateDPM0, 1000); + } + + /*------------------------- + * DECODING FUSE VALUES + * ------------------------ + */ + /*Decode RO_Fused*/ + sRO_fuse = getASICProfilingInfo->sRoFuse; + + sInput_FuseValues.usEfuseIndex = sRO_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sRO_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sRO_fuse.ucEfuseLength; + + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + /* Finally, the actual fuse value */ + ul_RO_fused = sOutput_FuseValues.ulEfuseValue; + fMin = GetScaledFraction(sRO_fuse.ulEfuseMin, 1); + fRange = GetScaledFraction(sRO_fuse.ulEfuseEncodeRange, 1); + fRO_fused = fDecodeLinearFuse(ul_RO_fused, fMin, fRange, sRO_fuse.ucEfuseLength); + + sCACm_fuse = getASICProfilingInfo->sCACm; + + sInput_FuseValues.usEfuseIndex = sCACm_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sCACm_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sCACm_fuse.ucEfuseLength; + + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + ul_CACm_fused = sOutput_FuseValues.ulEfuseValue; + fMin = GetScaledFraction(sCACm_fuse.ulEfuseMin, 1000); + fRange = GetScaledFraction(sCACm_fuse.ulEfuseEncodeRange, 1000); + + fCACm_fused = fDecodeLinearFuse(ul_CACm_fused, fMin, fRange, sCACm_fuse.ucEfuseLength); + + sCACb_fuse = getASICProfilingInfo->sCACb; + + sInput_FuseValues.usEfuseIndex = sCACb_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sCACb_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sCACb_fuse.ucEfuseLength; + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + ul_CACb_fused = sOutput_FuseValues.ulEfuseValue; + fMin = GetScaledFraction(sCACb_fuse.ulEfuseMin, 1000); + fRange = GetScaledFraction(sCACb_fuse.ulEfuseEncodeRange, 1000); + + fCACb_fused = fDecodeLinearFuse(ul_CACb_fused, fMin, fRange, sCACb_fuse.ucEfuseLength); + + sKt_Beta_fuse = getASICProfilingInfo->sKt_b; + + sInput_FuseValues.usEfuseIndex = sKt_Beta_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sKt_Beta_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sKt_Beta_fuse.ucEfuseLength; + + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + ul_Kt_Beta_fused = sOutput_FuseValues.ulEfuseValue; + fAverage = GetScaledFraction(sKt_Beta_fuse.ulEfuseEncodeAverage, 1000); + fRange = GetScaledFraction(sKt_Beta_fuse.ulEfuseEncodeRange, 1000); + + fKt_Beta_fused = fDecodeLogisticFuse(ul_Kt_Beta_fused, + fAverage, fRange, sKt_Beta_fuse.ucEfuseLength); + + sKv_m_fuse = getASICProfilingInfo->sKv_m; + + sInput_FuseValues.usEfuseIndex = sKv_m_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sKv_m_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sKv_m_fuse.ucEfuseLength; + + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + if (result) + return result; + + ul_Kv_m_fused = sOutput_FuseValues.ulEfuseValue; + fAverage = GetScaledFraction(sKv_m_fuse.ulEfuseEncodeAverage, 1000); + fRange = GetScaledFraction((sKv_m_fuse.ulEfuseEncodeRange & 0x7fffffff), 1000); + fRange = fMultiply(fRange, ConvertToFraction(-1)); + + fKv_m_fused = fDecodeLogisticFuse(ul_Kv_m_fused, + fAverage, fRange, sKv_m_fuse.ucEfuseLength); + + sKv_b_fuse = getASICProfilingInfo->sKv_b; + + sInput_FuseValues.usEfuseIndex = sKv_b_fuse.usEfuseIndex; + sInput_FuseValues.ucBitShift = sKv_b_fuse.ucEfuseBitLSB; + sInput_FuseValues.ucBitLength = sKv_b_fuse.ucEfuseLength; + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + ul_Kv_b_fused = sOutput_FuseValues.ulEfuseValue; + fAverage = GetScaledFraction(sKv_b_fuse.ulEfuseEncodeAverage, 1000); + fRange = GetScaledFraction(sKv_b_fuse.ulEfuseEncodeRange, 1000); + + fKv_b_fused = fDecodeLogisticFuse(ul_Kv_b_fused, + fAverage, fRange, sKv_b_fuse.ucEfuseLength); + + /* Decoding the Leakage - No special struct container */ + /* + * usLkgEuseIndex=56 + * ucLkgEfuseBitLSB=6 + * ucLkgEfuseLength=10 + * ulLkgEncodeLn_MaxDivMin=69077 + * ulLkgEncodeMax=1000000 + * ulLkgEncodeMin=1000 + * ulEfuseLogisticAlpha=13 + */ + + sInput_FuseValues.usEfuseIndex = getASICProfilingInfo->usLkgEuseIndex; + sInput_FuseValues.ucBitShift = getASICProfilingInfo->ucLkgEfuseBitLSB; + sInput_FuseValues.ucBitLength = getASICProfilingInfo->ucLkgEfuseLength; + + sOutput_FuseValues.sEfuse = sInput_FuseValues; + + result = cgs_atom_exec_cmd_table(hwmgr->device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &sOutput_FuseValues); + + if (result) + return result; + + ul_FT_Lkg_V0NORM = sOutput_FuseValues.ulEfuseValue; + fLn_MaxDivMin = GetScaledFraction(getASICProfilingInfo->ulLkgEncodeLn_MaxDivMin, 10000); + fMin = GetScaledFraction(getASICProfilingInfo->ulLkgEncodeMin, 10000); + + fFT_Lkg_V0NORM = fDecodeLeakageID(ul_FT_Lkg_V0NORM, + fLn_MaxDivMin, fMin, getASICProfilingInfo->ucLkgEfuseLength); + fLkg_FT = fFT_Lkg_V0NORM; + + /*------------------------------------------- + * PART 2 - Grabbing all required values + *------------------------------------------- + */ + fSM_A0 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A0, 1000000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A0_sign))); + fSM_A1 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A1, 1000000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A1_sign))); + fSM_A2 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A2, 100000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A2_sign))); + fSM_A3 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A3, 1000000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A3_sign))); + fSM_A4 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A4, 1000000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A4_sign))); + fSM_A5 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A5, 1000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A5_sign))); + fSM_A6 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A6, 1000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A6_sign))); + fSM_A7 = fMultiply(GetScaledFraction(getASICProfilingInfo->ulSM_A7, 1000), + ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A7_sign))); + + fMargin_RO_a = ConvertToFraction(getASICProfilingInfo->ulMargin_RO_a); + fMargin_RO_b = ConvertToFraction(getASICProfilingInfo->ulMargin_RO_b); + fMargin_RO_c = ConvertToFraction(getASICProfilingInfo->ulMargin_RO_c); + + fMargin_fixed = ConvertToFraction(getASICProfilingInfo->ulMargin_fixed); + + fMargin_FMAX_mean = GetScaledFraction( + getASICProfilingInfo->ulMargin_Fmax_mean, 10000); + fMargin_Plat_mean = GetScaledFraction( + getASICProfilingInfo->ulMargin_plat_mean, 10000); + fMargin_FMAX_sigma = GetScaledFraction( + getASICProfilingInfo->ulMargin_Fmax_sigma, 10000); + fMargin_Plat_sigma = GetScaledFraction( + getASICProfilingInfo->ulMargin_plat_sigma, 10000); + + fMargin_DC_sigma = GetScaledFraction( + getASICProfilingInfo->ulMargin_DC_sigma, 100); + fMargin_DC_sigma = fDivide(fMargin_DC_sigma, ConvertToFraction(1000)); + + fCACm_fused = fDivide(fCACm_fused, ConvertToFraction(100)); + fCACb_fused = fDivide(fCACb_fused, ConvertToFraction(100)); + fKt_Beta_fused = fDivide(fKt_Beta_fused, ConvertToFraction(100)); + fKv_m_fused = fNegate(fDivide(fKv_m_fused, ConvertToFraction(100))); + fKv_b_fused = fDivide(fKv_b_fused, ConvertToFraction(10)); + + fSclk = GetScaledFraction(sclk, 100); + + fV_max = fDivide(GetScaledFraction( + getASICProfilingInfo->ulMaxVddc, 1000), ConvertToFraction(4)); + fT_prod = GetScaledFraction(getASICProfilingInfo->ulBoardCoreTemp, 10); + fLKG_Factor = GetScaledFraction(getASICProfilingInfo->ulEvvLkgFactor, 100); + fT_FT = GetScaledFraction(getASICProfilingInfo->ulLeakageTemp, 10); + fV_FT = fDivide(GetScaledFraction( + getASICProfilingInfo->ulLeakageVoltage, 1000), ConvertToFraction(4)); + fV_min = fDivide(GetScaledFraction( + getASICProfilingInfo->ulMinVddc, 1000), ConvertToFraction(4)); + + /*----------------------- + * PART 3 + *----------------------- + */ + + fA_Term = fAdd(fMargin_RO_a, fAdd(fMultiply(fSM_A4,fSclk), fSM_A5)); + fB_Term = fAdd(fAdd(fMultiply(fSM_A2, fSclk), fSM_A6), fMargin_RO_b); + fC_Term = fAdd(fMargin_RO_c, + fAdd(fMultiply(fSM_A0,fLkg_FT), + fAdd(fMultiply(fSM_A1, fMultiply(fLkg_FT,fSclk)), + fAdd(fMultiply(fSM_A3, fSclk), + fSubtract(fSM_A7,fRO_fused))))); + + fVDDC_base = fSubtract(fRO_fused, + fSubtract(fMargin_RO_c, + fSubtract(fSM_A3, fMultiply(fSM_A1, fSclk)))); + fVDDC_base = fDivide(fVDDC_base, fAdd(fMultiply(fSM_A0,fSclk), fSM_A2)); + + repeat = fSubtract(fVDDC_base, + fDivide(fMargin_DC_sigma, ConvertToFraction(1000))); + + fRO_DC_margin = fAdd(fMultiply(fMargin_RO_a, + fGetSquare(repeat)), + fAdd(fMultiply(fMargin_RO_b, repeat), + fMargin_RO_c)); + + fDC_SCLK = fSubtract(fRO_fused, + fSubtract(fRO_DC_margin, + fSubtract(fSM_A3, + fMultiply(fSM_A2, repeat)))); + fDC_SCLK = fDivide(fDC_SCLK, fAdd(fMultiply(fSM_A0,repeat), fSM_A1)); + + fSigma_DC = fSubtract(fSclk, fDC_SCLK); + + fMicro_FMAX = fMultiply(fSclk, fMargin_FMAX_mean); + fMicro_CR = fMultiply(fSclk, fMargin_Plat_mean); + fSigma_FMAX = fMultiply(fSclk, fMargin_FMAX_sigma); + fSigma_CR = fMultiply(fSclk, fMargin_Plat_sigma); + + fSquared_Sigma_DC = fGetSquare(fSigma_DC); + fSquared_Sigma_CR = fGetSquare(fSigma_CR); + fSquared_Sigma_FMAX = fGetSquare(fSigma_FMAX); + + fSclk_margin = fAdd(fMicro_FMAX, + fAdd(fMicro_CR, + fAdd(fMargin_fixed, + fSqrt(fAdd(fSquared_Sigma_FMAX, + fAdd(fSquared_Sigma_DC, fSquared_Sigma_CR)))))); + /* + fA_Term = fSM_A4 * (fSclk + fSclk_margin) + fSM_A5; + fB_Term = fSM_A2 * (fSclk + fSclk_margin) + fSM_A6; + fC_Term = fRO_DC_margin + fSM_A0 * fLkg_FT + fSM_A1 * fLkg_FT * (fSclk + fSclk_margin) + fSM_A3 * (fSclk + fSclk_margin) + fSM_A7 - fRO_fused; + */ + + fA_Term = fAdd(fMultiply(fSM_A4, fAdd(fSclk, fSclk_margin)), fSM_A5); + fB_Term = fAdd(fMultiply(fSM_A2, fAdd(fSclk, fSclk_margin)), fSM_A6); + fC_Term = fAdd(fRO_DC_margin, + fAdd(fMultiply(fSM_A0, fLkg_FT), + fAdd(fMultiply(fMultiply(fSM_A1, fLkg_FT), + fAdd(fSclk, fSclk_margin)), + fAdd(fMultiply(fSM_A3, + fAdd(fSclk, fSclk_margin)), + fSubtract(fSM_A7, fRO_fused))))); + + SolveQuadracticEqn(fA_Term, fB_Term, fC_Term, fRoots); + + if (GreaterThan(fRoots[0], fRoots[1])) + fEVV_V = fRoots[1]; + else + fEVV_V = fRoots[0]; + + if (GreaterThan(fV_min, fEVV_V)) + fEVV_V = fV_min; + else if (GreaterThan(fEVV_V, fV_max)) + fEVV_V = fSubtract(fV_max, fStepSize); + + fEVV_V = fRoundUpByStepSize(fEVV_V, fStepSize, 0); + + /*----------------- + * PART 4 + *----------------- + */ + + fV_x = fV_min; + + while (GreaterThan(fAdd(fV_max, fStepSize), fV_x)) { + fTDP_Power_left = fMultiply(fMultiply(fMultiply(fAdd( + fMultiply(fCACm_fused, fV_x), fCACb_fused), fSclk), + fGetSquare(fV_x)), fDerateTDP); + + fTDP_Power_right = fMultiply(fFT_Lkg_V0NORM, fMultiply(fLKG_Factor, + fMultiply(fExponential(fMultiply(fAdd(fMultiply(fKv_m_fused, + fT_prod), fKv_b_fused), fV_x)), fV_x))); + fTDP_Power_right = fMultiply(fTDP_Power_right, fExponential(fMultiply( + fKt_Beta_fused, fT_prod))); + fTDP_Power_right = fDivide(fTDP_Power_right, fExponential(fMultiply( + fAdd(fMultiply(fKv_m_fused, fT_prod), fKv_b_fused), fV_FT))); + fTDP_Power_right = fDivide(fTDP_Power_right, fExponential(fMultiply( + fKt_Beta_fused, fT_FT))); + + fTDP_Power = fAdd(fTDP_Power_left, fTDP_Power_right); + + fTDP_Current = fDivide(fTDP_Power, fV_x); + + fV_NL = fAdd(fV_x, fDivide(fMultiply(fTDP_Current, fRLL_LoadLine), + ConvertToFraction(10))); + + fV_NL = fRoundUpByStepSize(fV_NL, fStepSize, 0); + + if (GreaterThan(fV_max, fV_NL) && + (GreaterThan(fV_NL,fEVV_V) || + Equal(fV_NL, fEVV_V))) { + fV_NL = fMultiply(fV_NL, ConvertToFraction(1000)); + + *voltage = (uint16_t)fV_NL.partial.real; + break; + } else + fV_x = fAdd(fV_x, fStepSize); + } + + return result; +} + /** atomctrl_get_voltage_evv_on_sclk gets voltage via call to ATOM COMMAND table. * @param hwmgr input: pointer to hwManager * @param voltage_type input: type of EVV voltage VDDC or VDDGFX @@ -701,4 +1163,23 @@ int atomctrl_get_engine_clock_spread_spectrum( ASIC_INTERNAL_ENGINE_SS, engine_clock, ssInfo); } +int atomctrl_read_efuse(void *device, uint16_t start_index, + uint16_t end_index, uint32_t mask, uint32_t *efuse) +{ + int result; + READ_EFUSE_VALUE_PARAMETER efuse_param; + + efuse_param.sEfuse.usEfuseIndex = (start_index / 32) * 4; + efuse_param.sEfuse.ucBitShift = (uint8_t) + (start_index - ((start_index / 32) * 32)); + efuse_param.sEfuse.ucBitLength = (uint8_t) + ((end_index - start_index) + 1); + result = cgs_atom_exec_cmd_table(device, + GetIndexIntoMasterTable(COMMAND, ReadEfuseValue), + &efuse_param); + if (!result) + *efuse = efuse_param.ulEfuseValue & mask; + + return result; +} diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h index 23da436..b5ba371 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h @@ -231,6 +231,12 @@ extern int atomctrl_get_engine_pll_dividers_vi(struct pp_hwmgr *hwmgr, uint32_t extern int atomctrl_get_dfs_pll_dividers_vi(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_vi *dividers); extern bool atomctrl_is_voltage_controled_by_gpio_v3(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint8_t voltage_mode); extern int atomctrl_get_voltage_table_v3(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint8_t voltage_mode, pp_atomctrl_voltage_table *voltage_table); +extern int atomctrl_get_memory_pll_dividers_vi(struct pp_hwmgr *hwmgr, + uint32_t clock_value, pp_atomctrl_memory_clock_param *mpll_param); +extern int atomctrl_read_efuse(void *device, uint16_t start_index, + uint16_t end_index, uint32_t mask, uint32_t *efuse); +extern int atomctrl_calculate_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type, + uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage, uint16_t dpm_level, bool debug); #endif diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c index 0feb1a8..1a02c7d 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c @@ -4507,14 +4507,14 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_NONE; data->mvdd_control = TONGA_VOLTAGE_CONTROL_NONE; - if (0 == atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, + if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) { data->voltage_control = TONGA_VOLTAGE_CONTROL_BY_SVID2; } if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_ControlVDDGFX)) { - if (0 == atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, + if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, VOLTAGE_TYPE_VDDGFX, VOLTAGE_OBJ_SVID2)) { data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_BY_SVID2; } @@ -4527,7 +4527,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_EnableMVDDControl)) { - if (0 == atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, + if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) { data->mvdd_control = TONGA_VOLTAGE_CONTROL_BY_GPIO; } @@ -4540,10 +4540,10 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_ControlVDDCI)) { - if (0 == atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, + if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_BY_GPIO; - else if (0 == atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, + else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_BY_SVID2; } -- 2.7.4