linux_dsm_epyc7002/drivers/gpu/drm/amd/powerplay/vega20_ppt.c

/*
 * Copyright 2019 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 "pp_debug.h"
#include <linux/firmware.h>
#include "amdgpu.h"
#include "amdgpu_smu.h"
#include "atomfirmware.h"
#include "amdgpu_atomfirmware.h"
#include "smu_v11_0.h"
#include "smu11_driver_if.h"
#include "soc15_common.h"
#include "atom.h"
#include "vega20_ppt.h"
#include "vega20_pptable.h"
#include "vega20_ppsmc.h"

#define MSG_MAP(msg, index) \
	[SMU_MSG_##msg] = index

static int vega20_message_map[SMU_MSG_MAX_COUNT] = {
	MSG_MAP(TestMessage,			PPSMC_MSG_TestMessage),
	MSG_MAP(GetSmuVersion,			PPSMC_MSG_GetSmuVersion),
	MSG_MAP(GetDriverIfVersion,		PPSMC_MSG_GetDriverIfVersion),
	MSG_MAP(SetAllowedFeaturesMaskLow,	PPSMC_MSG_SetAllowedFeaturesMaskLow),
	MSG_MAP(SetAllowedFeaturesMaskHigh,	PPSMC_MSG_SetAllowedFeaturesMaskHigh),
	MSG_MAP(EnableAllSmuFeatures,		PPSMC_MSG_EnableAllSmuFeatures),
	MSG_MAP(DisableAllSmuFeatures,		PPSMC_MSG_DisableAllSmuFeatures),
	MSG_MAP(EnableSmuFeaturesLow,		PPSMC_MSG_EnableSmuFeaturesLow),
	MSG_MAP(EnableSmuFeaturesHigh,		PPSMC_MSG_EnableSmuFeaturesHigh),
	MSG_MAP(DisableSmuFeaturesLow,		PPSMC_MSG_DisableSmuFeaturesLow),
	MSG_MAP(DisableSmuFeaturesHigh,		PPSMC_MSG_DisableSmuFeaturesHigh),
	MSG_MAP(GetEnabledSmuFeaturesLow,	PPSMC_MSG_GetEnabledSmuFeaturesLow),
	MSG_MAP(GetEnabledSmuFeaturesHigh,	PPSMC_MSG_GetEnabledSmuFeaturesHigh),
	MSG_MAP(SetWorkloadMask,		PPSMC_MSG_SetWorkloadMask),
	MSG_MAP(SetPptLimit,			PPSMC_MSG_SetPptLimit),
	MSG_MAP(SetDriverDramAddrHigh,		PPSMC_MSG_SetDriverDramAddrHigh),
	MSG_MAP(SetDriverDramAddrLow,		PPSMC_MSG_SetDriverDramAddrLow),
	MSG_MAP(SetToolsDramAddrHigh,		PPSMC_MSG_SetToolsDramAddrHigh),
	MSG_MAP(SetToolsDramAddrLow,		PPSMC_MSG_SetToolsDramAddrLow),
	MSG_MAP(TransferTableSmu2Dram,		PPSMC_MSG_TransferTableSmu2Dram),
	MSG_MAP(TransferTableDram2Smu,		PPSMC_MSG_TransferTableDram2Smu),
	MSG_MAP(UseDefaultPPTable,		PPSMC_MSG_UseDefaultPPTable),
	MSG_MAP(UseBackupPPTable,		PPSMC_MSG_UseBackupPPTable),
	MSG_MAP(RunBtc,				PPSMC_MSG_RunBtc),
	MSG_MAP(RequestI2CBus,			PPSMC_MSG_RequestI2CBus),
	MSG_MAP(ReleaseI2CBus,			PPSMC_MSG_ReleaseI2CBus),
	MSG_MAP(SetFloorSocVoltage,		PPSMC_MSG_SetFloorSocVoltage),
	MSG_MAP(SoftReset,			PPSMC_MSG_SoftReset),
	MSG_MAP(StartBacoMonitor,		PPSMC_MSG_StartBacoMonitor),
	MSG_MAP(CancelBacoMonitor,		PPSMC_MSG_CancelBacoMonitor),
	MSG_MAP(EnterBaco,			PPSMC_MSG_EnterBaco),
	MSG_MAP(SetSoftMinByFreq,		PPSMC_MSG_SetSoftMinByFreq),
	MSG_MAP(SetSoftMaxByFreq,		PPSMC_MSG_SetSoftMaxByFreq),
	MSG_MAP(SetHardMinByFreq,		PPSMC_MSG_SetHardMinByFreq),
	MSG_MAP(SetHardMaxByFreq,		PPSMC_MSG_SetHardMaxByFreq),
	MSG_MAP(GetMinDpmFreq,			PPSMC_MSG_GetMinDpmFreq),
	MSG_MAP(GetMaxDpmFreq,			PPSMC_MSG_GetMaxDpmFreq),
	MSG_MAP(GetDpmFreqByIndex,		PPSMC_MSG_GetDpmFreqByIndex),
	MSG_MAP(GetDpmClockFreq,		PPSMC_MSG_GetDpmClockFreq),
	MSG_MAP(GetSsVoltageByDpm,		PPSMC_MSG_GetSsVoltageByDpm),
	MSG_MAP(SetMemoryChannelConfig,		PPSMC_MSG_SetMemoryChannelConfig),
	MSG_MAP(SetGeminiMode,			PPSMC_MSG_SetGeminiMode),
	MSG_MAP(SetGeminiApertureHigh,		PPSMC_MSG_SetGeminiApertureHigh),
	MSG_MAP(SetGeminiApertureLow,		PPSMC_MSG_SetGeminiApertureLow),
	MSG_MAP(SetMinLinkDpmByIndex,		PPSMC_MSG_SetMinLinkDpmByIndex),
	MSG_MAP(OverridePcieParameters,		PPSMC_MSG_OverridePcieParameters),
	MSG_MAP(OverDriveSetPercentage,		PPSMC_MSG_OverDriveSetPercentage),
	MSG_MAP(SetMinDeepSleepDcefclk,		PPSMC_MSG_SetMinDeepSleepDcefclk),
	MSG_MAP(ReenableAcDcInterrupt,		PPSMC_MSG_ReenableAcDcInterrupt),
	MSG_MAP(NotifyPowerSource,		PPSMC_MSG_NotifyPowerSource),
	MSG_MAP(SetUclkFastSwitch,		PPSMC_MSG_SetUclkFastSwitch),
	MSG_MAP(SetUclkDownHyst,		PPSMC_MSG_SetUclkDownHyst),
	MSG_MAP(GetCurrentRpm,			PPSMC_MSG_GetCurrentRpm),
	MSG_MAP(SetVideoFps,			PPSMC_MSG_SetVideoFps),
	MSG_MAP(SetTjMax,			PPSMC_MSG_SetTjMax),
	MSG_MAP(SetFanTemperatureTarget,	PPSMC_MSG_SetFanTemperatureTarget),
	MSG_MAP(PrepareMp1ForUnload,		PPSMC_MSG_PrepareMp1ForUnload),
	MSG_MAP(DramLogSetDramAddrHigh,		PPSMC_MSG_DramLogSetDramAddrHigh),
	MSG_MAP(DramLogSetDramAddrLow,		PPSMC_MSG_DramLogSetDramAddrLow),
	MSG_MAP(DramLogSetDramSize,		PPSMC_MSG_DramLogSetDramSize),
	MSG_MAP(SetFanMaxRpm,			PPSMC_MSG_SetFanMaxRpm),
	MSG_MAP(SetFanMinPwm,			PPSMC_MSG_SetFanMinPwm),
	MSG_MAP(ConfigureGfxDidt,		PPSMC_MSG_ConfigureGfxDidt),
	MSG_MAP(NumOfDisplays,			PPSMC_MSG_NumOfDisplays),
	MSG_MAP(RemoveMargins,			PPSMC_MSG_RemoveMargins),
	MSG_MAP(ReadSerialNumTop32,		PPSMC_MSG_ReadSerialNumTop32),
	MSG_MAP(ReadSerialNumBottom32,		PPSMC_MSG_ReadSerialNumBottom32),
	MSG_MAP(SetSystemVirtualDramAddrHigh,	PPSMC_MSG_SetSystemVirtualDramAddrHigh),
	MSG_MAP(SetSystemVirtualDramAddrLow,	PPSMC_MSG_SetSystemVirtualDramAddrLow),
	MSG_MAP(WaflTest,			PPSMC_MSG_WaflTest),
	MSG_MAP(SetFclkGfxClkRatio,		PPSMC_MSG_SetFclkGfxClkRatio),
	MSG_MAP(AllowGfxOff,			PPSMC_MSG_AllowGfxOff),
	MSG_MAP(DisallowGfxOff,			PPSMC_MSG_DisallowGfxOff),
	MSG_MAP(GetPptLimit,			PPSMC_MSG_GetPptLimit),
	MSG_MAP(GetDcModeMaxDpmFreq,		PPSMC_MSG_GetDcModeMaxDpmFreq),
	MSG_MAP(GetDebugData,			PPSMC_MSG_GetDebugData),
	MSG_MAP(SetXgmiMode,			PPSMC_MSG_SetXgmiMode),
	MSG_MAP(RunAfllBtc,			PPSMC_MSG_RunAfllBtc),
	MSG_MAP(ExitBaco,			PPSMC_MSG_ExitBaco),
	MSG_MAP(PrepareMp1ForReset,		PPSMC_MSG_PrepareMp1ForReset),
	MSG_MAP(PrepareMp1ForShutdown,		PPSMC_MSG_PrepareMp1ForShutdown),
	MSG_MAP(SetMGpuFanBoostLimitRpm,	PPSMC_MSG_SetMGpuFanBoostLimitRpm),
	MSG_MAP(GetAVFSVoltageByDpm,		PPSMC_MSG_GetAVFSVoltageByDpm),
};

static int vega20_get_smu_msg_index(struct smu_context *smc, uint32_t index)
{
	if (index > SMU_MSG_MAX_COUNT || index > PPSMC_Message_Count)
		return -EINVAL;
	return vega20_message_map[index];

}

static int vega20_store_powerplay_table(struct smu_context *smu)
{
	ATOM_Vega20_POWERPLAYTABLE *powerplay_table = NULL;
	struct smu_table_context *table_context = &smu->smu_table;

	if (!table_context->power_play_table)
		return -EINVAL;

	powerplay_table = table_context->power_play_table;

	memcpy(table_context->driver_pptable, &powerplay_table->smcPPTable,
	       sizeof(PPTable_t));

	return 0;
}

static int vega20_check_powerplay_table(struct smu_context *smu)
{
	ATOM_Vega20_POWERPLAYTABLE *powerplay_table = NULL;
	struct smu_table_context *table_context = &smu->smu_table;

	powerplay_table = table_context->power_play_table;

	if (powerplay_table->sHeader.format_revision < ATOM_VEGA20_TABLE_REVISION_VEGA20) {
		pr_err("Unsupported PPTable format!");
		return -EINVAL;
	}

	if (!powerplay_table->sHeader.structuresize) {
		pr_err("Invalid PowerPlay Table!");
		return -EINVAL;
	}

	return 0;
}

static const struct pptable_funcs vega20_ppt_funcs = {
	.store_powerplay_table = vega20_store_powerplay_table,
	.check_powerplay_table = vega20_check_powerplay_table,
	.get_smu_msg_index = vega20_get_smu_msg_index,
};

void vega20_set_ppt_funcs(struct smu_context *smu)
{
	smu->ppt_funcs = &vega20_ppt_funcs;
}