/*
 * Copyright 2018 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/delay.h>
#include <linux/fb.h>
#include <linux/module.h>
#include <linux/slab.h>

#include "hwmgr.h"
#include "amd_powerplay.h"
#include "vega20_smumgr.h"
#include "hardwaremanager.h"
#include "ppatomfwctrl.h"
#include "atomfirmware.h"
#include "cgs_common.h"
#include "vega20_powertune.h"
#include "vega20_inc.h"
#include "pppcielanes.h"
#include "vega20_hwmgr.h"
#include "vega20_processpptables.h"
#include "vega20_pptable.h"
#include "vega20_thermal.h"
#include "vega20_ppsmc.h"
#include "pp_debug.h"
#include "amd_pcie_helpers.h"
#include "ppinterrupt.h"
#include "pp_overdriver.h"
#include "pp_thermal.h"
#include "soc15_common.h"
#include "vega20_baco.h"
#include "smuio/smuio_9_0_offset.h"
#include "smuio/smuio_9_0_sh_mask.h"
#include "nbio/nbio_7_4_sh_mask.h"

#define smnPCIE_LC_SPEED_CNTL                   0x11140290
#define smnPCIE_LC_LINK_WIDTH_CNTL              0x11140288

#define LINK_WIDTH_MAX                          6
#define LINK_SPEED_MAX                          3
static const int link_width[] = {0, 1, 2, 4, 8, 12, 16};
static const int link_speed[] = {25, 50, 80, 160};

static void vega20_set_default_registry_data(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);

        data->gfxclk_average_alpha = PPVEGA20_VEGA20GFXCLKAVERAGEALPHA_DFLT;
        data->socclk_average_alpha = PPVEGA20_VEGA20SOCCLKAVERAGEALPHA_DFLT;
        data->uclk_average_alpha = PPVEGA20_VEGA20UCLKCLKAVERAGEALPHA_DFLT;
        data->gfx_activity_average_alpha = PPVEGA20_VEGA20GFXACTIVITYAVERAGEALPHA_DFLT;
        data->lowest_uclk_reserved_for_ulv = PPVEGA20_VEGA20LOWESTUCLKRESERVEDFORULV_DFLT;

        data->display_voltage_mode = PPVEGA20_VEGA20DISPLAYVOLTAGEMODE_DFLT;
        data->dcef_clk_quad_eqn_a = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->dcef_clk_quad_eqn_b = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->dcef_clk_quad_eqn_c = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->disp_clk_quad_eqn_a = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->disp_clk_quad_eqn_b = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->disp_clk_quad_eqn_c = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->pixel_clk_quad_eqn_a = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->pixel_clk_quad_eqn_b = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->pixel_clk_quad_eqn_c = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->phy_clk_quad_eqn_a = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->phy_clk_quad_eqn_b = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;
        data->phy_clk_quad_eqn_c = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT;

        /*
         * Disable the following features for now:
         *   GFXCLK DS
         *   SOCLK DS
         *   LCLK DS
         *   DCEFCLK DS
         *   FCLK DS
         *   MP1CLK DS
         *   MP0CLK DS
         */
        data->registry_data.disallowed_features = 0xE0041C00;
        /* ECC feature should be disabled on old SMUs */
        smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetSmuVersion, &hwmgr->smu_version);
        if (hwmgr->smu_version < 0x282100)
                data->registry_data.disallowed_features |= FEATURE_ECC_MASK;

        if (!(hwmgr->feature_mask & PP_PCIE_DPM_MASK))
                data->registry_data.disallowed_features |= FEATURE_DPM_LINK_MASK;

        if (!(hwmgr->feature_mask & PP_SCLK_DPM_MASK))
                data->registry_data.disallowed_features |= FEATURE_DPM_GFXCLK_MASK;

        if (!(hwmgr->feature_mask & PP_SOCCLK_DPM_MASK))
                data->registry_data.disallowed_features |= FEATURE_DPM_SOCCLK_MASK;

        if (!(hwmgr->feature_mask & PP_MCLK_DPM_MASK))
                data->registry_data.disallowed_features |= FEATURE_DPM_UCLK_MASK;

        if (!(hwmgr->feature_mask & PP_DCEFCLK_DPM_MASK))
                data->registry_data.disallowed_features |= FEATURE_DPM_DCEFCLK_MASK;

        if (!(hwmgr->feature_mask & PP_ULV_MASK))
                data->registry_data.disallowed_features |= FEATURE_ULV_MASK;

        if (!(hwmgr->feature_mask & PP_SCLK_DEEP_SLEEP_MASK))
                data->registry_data.disallowed_features |= FEATURE_DS_GFXCLK_MASK;

        data->registry_data.od_state_in_dc_support = 0;
        data->registry_data.thermal_support = 1;
        data->registry_data.skip_baco_hardware = 0;

        data->registry_data.log_avfs_param = 0;
        data->registry_data.sclk_throttle_low_notification = 1;
        data->registry_data.force_dpm_high = 0;
        data->registry_data.stable_pstate_sclk_dpm_percentage = 75;

        data->registry_data.didt_support = 0;
        if (data->registry_data.didt_support) {
                data->registry_data.didt_mode = 6;
                data->registry_data.sq_ramping_support = 1;
                data->registry_data.db_ramping_support = 0;
                data->registry_data.td_ramping_support = 0;
                data->registry_data.tcp_ramping_support = 0;
                data->registry_data.dbr_ramping_support = 0;
                data->registry_data.edc_didt_support = 1;
                data->registry_data.gc_didt_support = 0;
                data->registry_data.psm_didt_support = 0;
        }

        data->registry_data.pcie_lane_override = 0xff;
        data->registry_data.pcie_speed_override = 0xff;
        data->registry_data.pcie_clock_override = 0xffffffff;
        data->registry_data.regulator_hot_gpio_support = 1;
        data->registry_data.ac_dc_switch_gpio_support = 0;
        data->registry_data.quick_transition_support = 0;
        data->registry_data.zrpm_start_temp = 0xffff;
        data->registry_data.zrpm_stop_temp = 0xffff;
        data->registry_data.od8_feature_enable = 1;
        data->registry_data.disable_water_mark = 0;
        data->registry_data.disable_pp_tuning = 0;
        data->registry_data.disable_xlpp_tuning = 0;
        data->registry_data.disable_workload_policy = 0;
        data->registry_data.perf_ui_tuning_profile_turbo = 0x19190F0F;
        data->registry_data.perf_ui_tuning_profile_powerSave = 0x19191919;
        data->registry_data.perf_ui_tuning_profile_xl = 0x00000F0A;
        data->registry_data.force_workload_policy_mask = 0;
        data->registry_data.disable_3d_fs_detection = 0;
        data->registry_data.fps_support = 1;
        data->registry_data.disable_auto_wattman = 1;
        data->registry_data.auto_wattman_debug = 0;
        data->registry_data.auto_wattman_sample_period = 100;
        data->registry_data.fclk_gfxclk_ratio = 0;
        data->registry_data.auto_wattman_threshold = 50;
        data->registry_data.gfxoff_controlled_by_driver = 1;
        data->gfxoff_allowed = false;
        data->counter_gfxoff = 0;
        data->registry_data.pcie_dpm_key_disabled = !(hwmgr->feature_mask & PP_PCIE_DPM_MASK);
}

static int vega20_set_features_platform_caps(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct amdgpu_device *adev = hwmgr->adev;

        if (data->vddci_control == VEGA20_VOLTAGE_CONTROL_NONE)
                phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_ControlVDDCI);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_TablelessHardwareInterface);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_BACO);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_EnableSMU7ThermalManagement);

        if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_UVDPowerGating);

        if (adev->pg_flags & AMD_PG_SUPPORT_VCE)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_VCEPowerGating);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_UnTabledHardwareInterface);

        if (data->registry_data.od8_feature_enable)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_OD8inACSupport);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_ActivityReporting);
        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_FanSpeedInTableIsRPM);

        if (data->registry_data.od_state_in_dc_support) {
                if (data->registry_data.od8_feature_enable)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_OD8inDCSupport);
        }

        if (data->registry_data.thermal_support &&
            data->registry_data.fuzzy_fan_control_support &&
            hwmgr->thermal_controller.advanceFanControlParameters.usTMax)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_ODFuzzyFanControlSupport);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DynamicPowerManagement);
        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_SMC);
        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_ThermalPolicyDelay);

        if (data->registry_data.force_dpm_high)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_ExclusiveModeAlwaysHigh);

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DynamicUVDState);

        if (data->registry_data.sclk_throttle_low_notification)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_SclkThrottleLowNotification);

        /* power tune caps */
        /* assume disabled */
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_PowerContainment);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DiDtSupport);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_SQRamping);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DBRamping);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_TDRamping);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_TCPRamping);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DBRRamping);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_DiDtEDCEnable);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_GCEDC);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_PSM);

        if (data->registry_data.didt_support) {
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_DiDtSupport);
                if (data->registry_data.sq_ramping_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_SQRamping);
                if (data->registry_data.db_ramping_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_DBRamping);
                if (data->registry_data.td_ramping_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_TDRamping);
                if (data->registry_data.tcp_ramping_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_TCPRamping);
                if (data->registry_data.dbr_ramping_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_DBRRamping);
                if (data->registry_data.edc_didt_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_DiDtEDCEnable);
                if (data->registry_data.gc_didt_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_GCEDC);
                if (data->registry_data.psm_didt_support)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_PSM);
        }

        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                        PHM_PlatformCaps_RegulatorHot);

        if (data->registry_data.ac_dc_switch_gpio_support) {
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_AutomaticDCTransition);
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_SMCtoPPLIBAcdcGpioScheme);
        }

        if (data->registry_data.quick_transition_support) {
                phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_AutomaticDCTransition);
                phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_SMCtoPPLIBAcdcGpioScheme);
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_Falcon_QuickTransition);
        }

        if (data->lowest_uclk_reserved_for_ulv != PPVEGA20_VEGA20LOWESTUCLKRESERVEDFORULV_DFLT) {
                phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_LowestUclkReservedForUlv);
                if (data->lowest_uclk_reserved_for_ulv == 1)
                        phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                        PHM_PlatformCaps_LowestUclkReservedForUlv);
        }

        if (data->registry_data.custom_fan_support)
                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                PHM_PlatformCaps_CustomFanControlSupport);

        return 0;
}

static void vega20_init_dpm_defaults(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct amdgpu_device *adev = hwmgr->adev;
        uint32_t top32, bottom32;
        int i;

        data->smu_features[GNLD_DPM_PREFETCHER].smu_feature_id =
                        FEATURE_DPM_PREFETCHER_BIT;
        data->smu_features[GNLD_DPM_GFXCLK].smu_feature_id =
                        FEATURE_DPM_GFXCLK_BIT;
        data->smu_features[GNLD_DPM_UCLK].smu_feature_id =
                        FEATURE_DPM_UCLK_BIT;
        data->smu_features[GNLD_DPM_SOCCLK].smu_feature_id =
                        FEATURE_DPM_SOCCLK_BIT;
        data->smu_features[GNLD_DPM_UVD].smu_feature_id =
                        FEATURE_DPM_UVD_BIT;
        data->smu_features[GNLD_DPM_VCE].smu_feature_id =
                        FEATURE_DPM_VCE_BIT;
        data->smu_features[GNLD_ULV].smu_feature_id =
                        FEATURE_ULV_BIT;
        data->smu_features[GNLD_DPM_MP0CLK].smu_feature_id =
                        FEATURE_DPM_MP0CLK_BIT;
        data->smu_features[GNLD_DPM_LINK].smu_feature_id =
                        FEATURE_DPM_LINK_BIT;
        data->smu_features[GNLD_DPM_DCEFCLK].smu_feature_id =
                        FEATURE_DPM_DCEFCLK_BIT;
        data->smu_features[GNLD_DS_GFXCLK].smu_feature_id =
                        FEATURE_DS_GFXCLK_BIT;
        data->smu_features[GNLD_DS_SOCCLK].smu_feature_id =
                        FEATURE_DS_SOCCLK_BIT;
        data->smu_features[GNLD_DS_LCLK].smu_feature_id =
                        FEATURE_DS_LCLK_BIT;
        data->smu_features[GNLD_PPT].smu_feature_id =
                        FEATURE_PPT_BIT;
        data->smu_features[GNLD_TDC].smu_feature_id =
                        FEATURE_TDC_BIT;
        data->smu_features[GNLD_THERMAL].smu_feature_id =
                        FEATURE_THERMAL_BIT;
        data->smu_features[GNLD_GFX_PER_CU_CG].smu_feature_id =
                        FEATURE_GFX_PER_CU_CG_BIT;
        data->smu_features[GNLD_RM].smu_feature_id =
                        FEATURE_RM_BIT;
        data->smu_features[GNLD_DS_DCEFCLK].smu_feature_id =
                        FEATURE_DS_DCEFCLK_BIT;
        data->smu_features[GNLD_ACDC].smu_feature_id =
                        FEATURE_ACDC_BIT;
        data->smu_features[GNLD_VR0HOT].smu_feature_id =
                        FEATURE_VR0HOT_BIT;
        data->smu_features[GNLD_VR1HOT].smu_feature_id =
                        FEATURE_VR1HOT_BIT;
        data->smu_features[GNLD_FW_CTF].smu_feature_id =
                        FEATURE_FW_CTF_BIT;
        data->smu_features[GNLD_LED_DISPLAY].smu_feature_id =
                        FEATURE_LED_DISPLAY_BIT;
        data->smu_features[GNLD_FAN_CONTROL].smu_feature_id =
                        FEATURE_FAN_CONTROL_BIT;
        data->smu_features[GNLD_DIDT].smu_feature_id = FEATURE_GFX_EDC_BIT;
        data->smu_features[GNLD_GFXOFF].smu_feature_id = FEATURE_GFXOFF_BIT;
        data->smu_features[GNLD_CG].smu_feature_id = FEATURE_CG_BIT;
        data->smu_features[GNLD_DPM_FCLK].smu_feature_id = FEATURE_DPM_FCLK_BIT;
        data->smu_features[GNLD_DS_FCLK].smu_feature_id = FEATURE_DS_FCLK_BIT;
        data->smu_features[GNLD_DS_MP1CLK].smu_feature_id = FEATURE_DS_MP1CLK_BIT;
        data->smu_features[GNLD_DS_MP0CLK].smu_feature_id = FEATURE_DS_MP0CLK_BIT;
        data->smu_features[GNLD_XGMI].smu_feature_id = FEATURE_XGMI_BIT;
        data->smu_features[GNLD_ECC].smu_feature_id = FEATURE_ECC_BIT;

        for (i = 0; i < GNLD_FEATURES_MAX; i++) {
                data->smu_features[i].smu_feature_bitmap =
                        (uint64_t)(1ULL << data->smu_features[i].smu_feature_id);
                data->smu_features[i].allowed =
                        ((data->registry_data.disallowed_features >> i) & 1) ?
                        false : true;
        }

        /* Get the SN to turn into a Unique ID */
        smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumTop32, &top32);
        smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ReadSerialNumBottom32, &bottom32);

        adev->unique_id = ((uint64_t)bottom32 << 32) | top32;
}

static int vega20_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr)
{
        return 0;
}

static int vega20_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
{
        kfree(hwmgr->backend);
        hwmgr->backend = NULL;

        return 0;
}

static int vega20_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data;
        struct amdgpu_device *adev = hwmgr->adev;

        data = kzalloc(sizeof(struct vega20_hwmgr), GFP_KERNEL);
        if (data == NULL)
                return -ENOMEM;

        hwmgr->backend = data;

        hwmgr->workload_mask = 1 << hwmgr->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
        hwmgr->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
        hwmgr->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;

        vega20_set_default_registry_data(hwmgr);

        data->disable_dpm_mask = 0xff;

        /* need to set voltage control types before EVV patching */
        data->vddc_control = VEGA20_VOLTAGE_CONTROL_NONE;
        data->mvdd_control = VEGA20_VOLTAGE_CONTROL_NONE;
        data->vddci_control = VEGA20_VOLTAGE_CONTROL_NONE;

        data->water_marks_bitmap = 0;
        data->avfs_exist = false;

        vega20_set_features_platform_caps(hwmgr);

        vega20_init_dpm_defaults(hwmgr);

        /* Parse pptable data read from VBIOS */
        vega20_set_private_data_based_on_pptable(hwmgr);

        data->is_tlu_enabled = false;

        hwmgr->platform_descriptor.hardwareActivityPerformanceLevels =
                        VEGA20_MAX_HARDWARE_POWERLEVELS;
        hwmgr->platform_descriptor.hardwarePerformanceLevels = 2;
        hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50;

        hwmgr->platform_descriptor.vbiosInterruptId = 0x20000400; /* IRQ_SOURCE1_SW_INT */
        /* The true clock step depends on the frequency, typically 4.5 or 9 MHz. Here we use 5. */
        hwmgr->platform_descriptor.clockStep.engineClock = 500;
        hwmgr->platform_descriptor.clockStep.memoryClock = 500;

        data->total_active_cus = adev->gfx.cu_info.number;
        data->is_custom_profile_set = false;

        return 0;
}

static int vega20_init_sclk_threshold(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);

        data->low_sclk_interrupt_threshold = 0;

        return 0;
}

static int vega20_setup_asic_task(struct pp_hwmgr *hwmgr)
{
        struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev);
        int ret = 0;
        bool use_baco = (amdgpu_in_reset(adev) &&
                         (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
                (adev->in_runpm && amdgpu_asic_supports_baco(adev));

        ret = vega20_init_sclk_threshold(hwmgr);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to init sclk threshold!",
                        return ret);

        if (use_baco) {
                ret = vega20_baco_apply_vdci_flush_workaround(hwmgr);
                if (ret)
                        pr_err("Failed to apply vega20 baco workaround!\n");
        }

        return ret;
}

/*
 * @fn vega20_init_dpm_state
 * @brief Function to initialize all Soft Min/Max and Hard Min/Max to 0xff.
 *
 * @param    dpm_state - the address of the DPM Table to initiailize.
 * @return   None.
 */
static void vega20_init_dpm_state(struct vega20_dpm_state *dpm_state)
{
        dpm_state->soft_min_level = 0x0;
        dpm_state->soft_max_level = VG20_CLOCK_MAX_DEFAULT;
        dpm_state->hard_min_level = 0x0;
        dpm_state->hard_max_level = VG20_CLOCK_MAX_DEFAULT;
}

static int vega20_get_number_of_dpm_level(struct pp_hwmgr *hwmgr,
                PPCLK_e clk_id, uint32_t *num_of_levels)
{
        int ret = 0;

        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetDpmFreqByIndex,
                        (clk_id << 16 | 0xFF),
                        num_of_levels);
        PP_ASSERT_WITH_CODE(!ret,
                        "[GetNumOfDpmLevel] failed to get dpm levels!",
                        return ret);

        return ret;
}

static int vega20_get_dpm_frequency_by_index(struct pp_hwmgr *hwmgr,
                PPCLK_e clk_id, uint32_t index, uint32_t *clk)
{
        int ret = 0;

        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetDpmFreqByIndex,
                        (clk_id << 16 | index),
                        clk);
        PP_ASSERT_WITH_CODE(!ret,
                        "[GetDpmFreqByIndex] failed to get dpm freq by index!",
                        return ret);

        return ret;
}

static int vega20_setup_single_dpm_table(struct pp_hwmgr *hwmgr,
                struct vega20_single_dpm_table *dpm_table, PPCLK_e clk_id)
{
        int ret = 0;
        uint32_t i, num_of_levels, clk;

        ret = vega20_get_number_of_dpm_level(hwmgr, clk_id, &num_of_levels);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetupSingleDpmTable] failed to get clk levels!",
                        return ret);

        dpm_table->count = num_of_levels;

        for (i = 0; i < num_of_levels; i++) {
                ret = vega20_get_dpm_frequency_by_index(hwmgr, clk_id, i, &clk);
                PP_ASSERT_WITH_CODE(!ret,
                        "[SetupSingleDpmTable] failed to get clk of specific level!",
                        return ret);
                dpm_table->dpm_levels[i].value = clk;
                dpm_table->dpm_levels[i].enabled = true;
        }

        return ret;
}

static int vega20_setup_gfxclk_dpm_table(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table;
        int ret = 0;

        dpm_table = &(data->dpm_table.gfx_table);
        if (data->smu_features[GNLD_DPM_GFXCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_GFXCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get gfxclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.gfx_clock / 100;
        }

        return ret;
}

static int vega20_setup_memclk_dpm_table(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table;
        int ret = 0;

        dpm_table = &(data->dpm_table.mem_table);
        if (data->smu_features[GNLD_DPM_UCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_UCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get memclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.mem_clock / 100;
        }

        return ret;
}

/*
 * This function is to initialize all DPM state tables
 * for SMU based on the dependency table.
 * Dynamic state patching function will then trim these
 * state tables to the allowed range based
 * on the power policy or external client requests,
 * such as UVD request, etc.
 */
static int vega20_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table;
        int ret = 0;

        memset(&data->dpm_table, 0, sizeof(data->dpm_table));

        /* socclk */
        dpm_table = &(data->dpm_table.soc_table);
        if (data->smu_features[GNLD_DPM_SOCCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_SOCCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get socclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.soc_clock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* gfxclk */
        dpm_table = &(data->dpm_table.gfx_table);
        ret = vega20_setup_gfxclk_dpm_table(hwmgr);
        if (ret)
                return ret;
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* memclk */
        dpm_table = &(data->dpm_table.mem_table);
        ret = vega20_setup_memclk_dpm_table(hwmgr);
        if (ret)
                return ret;
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* eclk */
        dpm_table = &(data->dpm_table.eclk_table);
        if (data->smu_features[GNLD_DPM_VCE].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_ECLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get eclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.eclock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* vclk */
        dpm_table = &(data->dpm_table.vclk_table);
        if (data->smu_features[GNLD_DPM_UVD].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_VCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get vclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.vclock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* dclk */
        dpm_table = &(data->dpm_table.dclk_table);
        if (data->smu_features[GNLD_DPM_UVD].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_DCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get dclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.dclock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* dcefclk */
        dpm_table = &(data->dpm_table.dcef_table);
        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_DCEFCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get dcefclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.dcef_clock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* pixclk */
        dpm_table = &(data->dpm_table.pixel_table);
        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_PIXCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get pixclk dpm levels!",
                                return ret);
        } else
                dpm_table->count = 0;
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* dispclk */
        dpm_table = &(data->dpm_table.display_table);
        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_DISPCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get dispclk dpm levels!",
                                return ret);
        } else
                dpm_table->count = 0;
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* phyclk */
        dpm_table = &(data->dpm_table.phy_table);
        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_PHYCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get phyclk dpm levels!",
                                return ret);
        } else
                dpm_table->count = 0;
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* fclk */
        dpm_table = &(data->dpm_table.fclk_table);
        if (data->smu_features[GNLD_DPM_FCLK].enabled) {
                ret = vega20_setup_single_dpm_table(hwmgr, dpm_table, PPCLK_FCLK);
                PP_ASSERT_WITH_CODE(!ret,
                                "[SetupDefaultDpmTable] failed to get fclk dpm levels!",
                                return ret);
        } else {
                dpm_table->count = 1;
                dpm_table->dpm_levels[0].value = data->vbios_boot_state.fclock / 100;
        }
        vega20_init_dpm_state(&(dpm_table->dpm_state));

        /* save a copy of the default DPM table */
        memcpy(&(data->golden_dpm_table), &(data->dpm_table),
                        sizeof(struct vega20_dpm_table));

        return 0;
}

/**
 * vega20_init_smc_table - Initializes the SMC table and uploads it
 *
 * @hwmgr:  the address of the powerplay hardware manager.
 * return:  always 0
 */
static int vega20_init_smc_table(struct pp_hwmgr *hwmgr)
{
        int result;
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        PPTable_t *pp_table = &(data->smc_state_table.pp_table);
        struct pp_atomfwctrl_bios_boot_up_values boot_up_values;
        struct phm_ppt_v3_information *pptable_information =
                (struct phm_ppt_v3_information *)hwmgr->pptable;

        result = pp_atomfwctrl_get_vbios_bootup_values(hwmgr, &boot_up_values);
        PP_ASSERT_WITH_CODE(!result,
                        "[InitSMCTable] Failed to get vbios bootup values!",
                        return result);

        data->vbios_boot_state.vddc     = boot_up_values.usVddc;
        data->vbios_boot_state.vddci    = boot_up_values.usVddci;
        data->vbios_boot_state.mvddc    = boot_up_values.usMvddc;
        data->vbios_boot_state.gfx_clock = boot_up_values.ulGfxClk;
        data->vbios_boot_state.mem_clock = boot_up_values.ulUClk;
        data->vbios_boot_state.soc_clock = boot_up_values.ulSocClk;
        data->vbios_boot_state.dcef_clock = boot_up_values.ulDCEFClk;
        data->vbios_boot_state.eclock = boot_up_values.ulEClk;
        data->vbios_boot_state.vclock = boot_up_values.ulVClk;
        data->vbios_boot_state.dclock = boot_up_values.ulDClk;
        data->vbios_boot_state.fclock = boot_up_values.ulFClk;
        data->vbios_boot_state.uc_cooling_id = boot_up_values.ucCoolingID;

        smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_SetMinDeepSleepDcefclk,
                (uint32_t)(data->vbios_boot_state.dcef_clock / 100),
                        NULL);

        memcpy(pp_table, pptable_information->smc_pptable, sizeof(PPTable_t));

        result = smum_smc_table_manager(hwmgr,
                                        (uint8_t *)pp_table, TABLE_PPTABLE, false);
        PP_ASSERT_WITH_CODE(!result,
                        "[InitSMCTable] Failed to upload PPtable!",
                        return result);

        return 0;
}

/*
 * Override PCIe link speed and link width for DPM Level 1. PPTable entries
 * reflect the ASIC capabilities and not the system capabilities. For e.g.
 * Vega20 board in a PCI Gen3 system. In this case, when SMU's tries to switch
 * to DPM1, it fails as system doesn't support Gen4.
 */
static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr)
{
        struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev);
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg, pcie_gen_arg, pcie_width_arg;
        PPTable_t *pp_table = &(data->smc_state_table.pp_table);
        int i;
        int ret;

        if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
                pcie_gen = 3;
        else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
                pcie_gen = 2;
        else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
                pcie_gen = 1;
        else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
                pcie_gen = 0;

        if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
                pcie_width = 6;
        else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
                pcie_width = 5;
        else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
                pcie_width = 4;
        else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
                pcie_width = 3;
        else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
                pcie_width = 2;
        else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
                pcie_width = 1;

        /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
         * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
         * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
         */
        for (i = 0; i < NUM_LINK_LEVELS; i++) {
                pcie_gen_arg = (pp_table->PcieGenSpeed[i] > pcie_gen) ? pcie_gen :
                        pp_table->PcieGenSpeed[i];
                pcie_width_arg = (pp_table->PcieLaneCount[i] > pcie_width) ? pcie_width :
                        pp_table->PcieLaneCount[i];

                if (pcie_gen_arg != pp_table->PcieGenSpeed[i] || pcie_width_arg !=
                    pp_table->PcieLaneCount[i]) {
                        smu_pcie_arg = (i << 16) | (pcie_gen_arg << 8) | pcie_width_arg;
                        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                                PPSMC_MSG_OverridePcieParameters, smu_pcie_arg,
                                NULL);
                        PP_ASSERT_WITH_CODE(!ret,
                                "[OverridePcieParameters] Attempt to override pcie params failed!",
                                return ret);
                }

                /* update the pptable */
                pp_table->PcieGenSpeed[i] = pcie_gen_arg;
                pp_table->PcieLaneCount[i] = pcie_width_arg;
        }

        /* override to the highest if it's disabled from ppfeaturmask */
        if (data->registry_data.pcie_dpm_key_disabled) {
                for (i = 0; i < NUM_LINK_LEVELS; i++) {
                        smu_pcie_arg = (i << 16) | (pcie_gen << 8) | pcie_width;
                        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                                PPSMC_MSG_OverridePcieParameters, smu_pcie_arg,
                                NULL);
                        PP_ASSERT_WITH_CODE(!ret,
                                "[OverridePcieParameters] Attempt to override pcie params failed!",
                                return ret);

                        pp_table->PcieGenSpeed[i] = pcie_gen;
                        pp_table->PcieLaneCount[i] = pcie_width;
                }
                ret = vega20_enable_smc_features(hwmgr,
                                false,
                                data->smu_features[GNLD_DPM_LINK].smu_feature_bitmap);
                PP_ASSERT_WITH_CODE(!ret,
                                "Attempt to Disable DPM LINK Failed!",
                                return ret);
                data->smu_features[GNLD_DPM_LINK].enabled = false;
                data->smu_features[GNLD_DPM_LINK].supported = false;
        }

        return 0;
}

static int vega20_set_allowed_featuresmask(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t allowed_features_low = 0, allowed_features_high = 0;
        int i;
        int ret = 0;

        for (i = 0; i < GNLD_FEATURES_MAX; i++)
                if (data->smu_features[i].allowed)
                        data->smu_features[i].smu_feature_id > 31 ?
                                (allowed_features_high |=
                                 ((data->smu_features[i].smu_feature_bitmap >> SMU_FEATURES_HIGH_SHIFT)
                                  & 0xFFFFFFFF)) :
                                (allowed_features_low |=
                                 ((data->smu_features[i].smu_feature_bitmap >> SMU_FEATURES_LOW_SHIFT)
                                  & 0xFFFFFFFF));

        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                PPSMC_MSG_SetAllowedFeaturesMaskHigh, allowed_features_high, NULL);
        PP_ASSERT_WITH_CODE(!ret,
                "[SetAllowedFeaturesMask] Attempt to set allowed features mask(high) failed!",
                return ret);

        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                PPSMC_MSG_SetAllowedFeaturesMaskLow, allowed_features_low, NULL);
        PP_ASSERT_WITH_CODE(!ret,
                "[SetAllowedFeaturesMask] Attempt to set allowed features mask (low) failed!",
                return ret);

        return 0;
}

static int vega20_run_btc(struct pp_hwmgr *hwmgr)
{
        return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunBtc, NULL);
}

static int vega20_run_btc_afll(struct pp_hwmgr *hwmgr)
{
        return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunAfllBtc, NULL);
}

static int vega20_enable_all_smu_features(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint64_t features_enabled;
        int i;
        bool enabled;
        int ret = 0;

        PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr,
                        PPSMC_MSG_EnableAllSmuFeatures,
                        NULL)) == 0,
                        "[EnableAllSMUFeatures] Failed to enable all smu features!",
                        return ret);

        ret = vega20_get_enabled_smc_features(hwmgr, &features_enabled);
        PP_ASSERT_WITH_CODE(!ret,
                        "[EnableAllSmuFeatures] Failed to get enabled smc features!",
                        return ret);

        for (i = 0; i < GNLD_FEATURES_MAX; i++) {
                enabled = (features_enabled & data->smu_features[i].smu_feature_bitmap) ?
                        true : false;
                data->smu_features[i].enabled = enabled;
                data->smu_features[i].supported = enabled;

#if 0
                if (data->smu_features[i].allowed && !enabled)
                        pr_info("[EnableAllSMUFeatures] feature %d is expected enabled!", i);
                else if (!data->smu_features[i].allowed && enabled)
                        pr_info("[EnableAllSMUFeatures] feature %d is expected disabled!", i);
#endif
        }

        return 0;
}

static int vega20_notify_smc_display_change(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);

        if (data->smu_features[GNLD_DPM_UCLK].enabled)
                return smum_send_msg_to_smc_with_parameter(hwmgr,

                        PPSMC_MSG_SetUclkFastSwitch,
                        1,
                        NULL);

        return 0;
}

static int vega20_send_clock_ratio(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);

        return smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_SetFclkGfxClkRatio,
                        data->registry_data.fclk_gfxclk_ratio,
                        NULL);
}

static int vega20_disable_all_smu_features(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        int i, ret = 0;

        PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr,
                        PPSMC_MSG_DisableAllSmuFeatures,
                        NULL)) == 0,
                        "[DisableAllSMUFeatures] Failed to disable all smu features!",
                        return ret);

        for (i = 0; i < GNLD_FEATURES_MAX; i++)
                data->smu_features[i].enabled = 0;

        return 0;
}

static int vega20_od8_set_feature_capabilities(
                struct pp_hwmgr *hwmgr)
{
        struct phm_ppt_v3_information *pptable_information =
                (struct phm_ppt_v3_information *)hwmgr->pptable;
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        PPTable_t *pp_table = &(data->smc_state_table.pp_table);
        struct vega20_od8_settings *od_settings = &(data->od8_settings);

        od_settings->overdrive8_capabilities = 0;

        if (data->smu_features[GNLD_DPM_GFXCLK].enabled) {
                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_GFXCLK_LIMITS] &&
                    pptable_information->od_settings_max[OD8_SETTING_GFXCLK_FMAX] > 0 &&
                    pptable_information->od_settings_min[OD8_SETTING_GFXCLK_FMIN] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_GFXCLK_FMAX] >=
                    pptable_information->od_settings_min[OD8_SETTING_GFXCLK_FMIN]))
                        od_settings->overdrive8_capabilities |= OD8_GFXCLK_LIMITS;

                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_GFXCLK_CURVE] &&
                    (pptable_information->od_settings_min[OD8_SETTING_GFXCLK_VOLTAGE1] >=
                     pp_table->MinVoltageGfx / VOLTAGE_SCALE) &&
                    (pptable_information->od_settings_max[OD8_SETTING_GFXCLK_VOLTAGE3] <=
                     pp_table->MaxVoltageGfx / VOLTAGE_SCALE) &&
                    (pptable_information->od_settings_max[OD8_SETTING_GFXCLK_VOLTAGE3] >=
                     pptable_information->od_settings_min[OD8_SETTING_GFXCLK_VOLTAGE1]))
                        od_settings->overdrive8_capabilities |= OD8_GFXCLK_CURVE;
        }

        if (data->smu_features[GNLD_DPM_UCLK].enabled) {
                pptable_information->od_settings_min[OD8_SETTING_UCLK_FMAX] =
                        data->dpm_table.mem_table.dpm_levels[data->dpm_table.mem_table.count - 2].value;
                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_UCLK_MAX] &&
                    pptable_information->od_settings_min[OD8_SETTING_UCLK_FMAX] > 0 &&
                    pptable_information->od_settings_max[OD8_SETTING_UCLK_FMAX] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_UCLK_FMAX] >=
                    pptable_information->od_settings_min[OD8_SETTING_UCLK_FMAX]))
                        od_settings->overdrive8_capabilities |= OD8_UCLK_MAX;
        }

        if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_POWER_LIMIT] &&
            pptable_information->od_settings_max[OD8_SETTING_POWER_PERCENTAGE] > 0 &&
            pptable_information->od_settings_max[OD8_SETTING_POWER_PERCENTAGE] <= 100 &&
            pptable_information->od_settings_min[OD8_SETTING_POWER_PERCENTAGE] > 0 &&
            pptable_information->od_settings_min[OD8_SETTING_POWER_PERCENTAGE] <= 100)
                od_settings->overdrive8_capabilities |= OD8_POWER_LIMIT;

        if (data->smu_features[GNLD_FAN_CONTROL].enabled) {
                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_FAN_ACOUSTIC_LIMIT] &&
                    pptable_information->od_settings_min[OD8_SETTING_FAN_ACOUSTIC_LIMIT] > 0 &&
                    pptable_information->od_settings_max[OD8_SETTING_FAN_ACOUSTIC_LIMIT] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_FAN_ACOUSTIC_LIMIT] >=
                     pptable_information->od_settings_min[OD8_SETTING_FAN_ACOUSTIC_LIMIT]))
                        od_settings->overdrive8_capabilities |= OD8_ACOUSTIC_LIMIT_SCLK;

                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_FAN_SPEED_MIN] &&
                    (pptable_information->od_settings_min[OD8_SETTING_FAN_MIN_SPEED] >=
                    (pp_table->FanPwmMin * pp_table->FanMaximumRpm / 100)) &&
                    pptable_information->od_settings_max[OD8_SETTING_FAN_MIN_SPEED] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_FAN_MIN_SPEED] >=
                     pptable_information->od_settings_min[OD8_SETTING_FAN_MIN_SPEED]))
                        od_settings->overdrive8_capabilities |= OD8_FAN_SPEED_MIN;
        }

        if (data->smu_features[GNLD_THERMAL].enabled) {
                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_TEMPERATURE_FAN] &&
                    pptable_information->od_settings_max[OD8_SETTING_FAN_TARGET_TEMP] > 0 &&
                    pptable_information->od_settings_min[OD8_SETTING_FAN_TARGET_TEMP] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_FAN_TARGET_TEMP] >=
                     pptable_information->od_settings_min[OD8_SETTING_FAN_TARGET_TEMP]))
                        od_settings->overdrive8_capabilities |= OD8_TEMPERATURE_FAN;

                if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_TEMPERATURE_SYSTEM] &&
                    pptable_information->od_settings_max[OD8_SETTING_OPERATING_TEMP_MAX] > 0 &&
                    pptable_information->od_settings_min[OD8_SETTING_OPERATING_TEMP_MAX] > 0 &&
                    (pptable_information->od_settings_max[OD8_SETTING_OPERATING_TEMP_MAX] >=
                     pptable_information->od_settings_min[OD8_SETTING_OPERATING_TEMP_MAX]))
                        od_settings->overdrive8_capabilities |= OD8_TEMPERATURE_SYSTEM;
        }

        if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_MEMORY_TIMING_TUNE])
                od_settings->overdrive8_capabilities |= OD8_MEMORY_TIMING_TUNE;

        if (pptable_information->od_feature_capabilities[ATOM_VEGA20_ODFEATURE_FAN_ZERO_RPM_CONTROL] &&
            pp_table->FanZeroRpmEnable)
                od_settings->overdrive8_capabilities |= OD8_FAN_ZERO_RPM_CONTROL;

        if (!od_settings->overdrive8_capabilities)
                hwmgr->od_enabled = false;

        return 0;
}

static int vega20_od8_set_feature_id(
                struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_od8_settings *od_settings = &(data->od8_settings);

        if (od_settings->overdrive8_capabilities & OD8_GFXCLK_LIMITS) {
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].feature_id =
                        OD8_GFXCLK_LIMITS;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].feature_id =
                        OD8_GFXCLK_LIMITS;
        } else {
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].feature_id =
                        0;
        }

        if (od_settings->overdrive8_capabilities & OD8_GFXCLK_CURVE) {
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].feature_id =
                        OD8_GFXCLK_CURVE;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id =
                        OD8_GFXCLK_CURVE;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].feature_id =
                        OD8_GFXCLK_CURVE;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id =
                        OD8_GFXCLK_CURVE;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].feature_id =
                        OD8_GFXCLK_CURVE;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id =
                        OD8_GFXCLK_CURVE;
        } else {
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].feature_id =
                        0;
                od_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id =
                        0;
        }

        if (od_settings->overdrive8_capabilities & OD8_UCLK_MAX)
                od_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].feature_id = OD8_UCLK_MAX;
        else
                od_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].feature_id = 0;

        if (od_settings->overdrive8_capabilities & OD8_POWER_LIMIT)
                od_settings->od8_settings_array[OD8_SETTING_POWER_PERCENTAGE].feature_id = OD8_POWER_LIMIT;
        else
                od_settings->od8_settings_array[OD8_SETTING_POWER_PERCENTAGE].feature_id = 0;

        if (od_settings->overdrive8_capabilities & OD8_ACOUSTIC_LIMIT_SCLK)
                od_settings->od8_settings_array[OD8_SETTING_FAN_ACOUSTIC_LIMIT].feature_id =
                        OD8_ACOUSTIC_LIMIT_SCLK;
        else
                od_settings->od8_settings_array[OD8_SETTING_FAN_ACOUSTIC_LIMIT].feature_id =
                        0;

        if (od_settings->overdrive8_capabilities & OD8_FAN_SPEED_MIN)
                od_settings->od8_settings_array[OD8_SETTING_FAN_MIN_SPEED].feature_id =
                        OD8_FAN_SPEED_MIN;
        else
                od_settings->od8_settings_array[OD8_SETTING_FAN_MIN_SPEED].feature_id =
                        0;

        if (od_settings->overdrive8_capabilities & OD8_TEMPERATURE_FAN)
                od_settings->od8_settings_array[OD8_SETTING_FAN_TARGET_TEMP].feature_id =
                        OD8_TEMPERATURE_FAN;
        else
                od_settings->od8_settings_array[OD8_SETTING_FAN_TARGET_TEMP].feature_id =
                        0;

        if (od_settings->overdrive8_capabilities & OD8_TEMPERATURE_SYSTEM)
                od_settings->od8_settings_array[OD8_SETTING_OPERATING_TEMP_MAX].feature_id =
                        OD8_TEMPERATURE_SYSTEM;
        else
                od_settings->od8_settings_array[OD8_SETTING_OPERATING_TEMP_MAX].feature_id =
                        0;

        return 0;
}

static int vega20_od8_get_gfx_clock_base_voltage(
                struct pp_hwmgr *hwmgr,
                uint32_t *voltage,
                uint32_t freq)
{
        int ret = 0;

        ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetAVFSVoltageByDpm,
                        ((AVFS_CURVE << 24) | (OD8_HOTCURVE_TEMPERATURE << 16) | freq),
                        voltage);
        PP_ASSERT_WITH_CODE(!ret,
                        "[GetBaseVoltage] failed to get GFXCLK AVFS voltage from SMU!",
                        return ret);

        *voltage = *voltage / VOLTAGE_SCALE;

        return 0;
}

static int vega20_od8_initialize_default_settings(
                struct pp_hwmgr *hwmgr)
{
        struct phm_ppt_v3_information *pptable_information =
                (struct phm_ppt_v3_information *)hwmgr->pptable;
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_od8_settings *od8_settings = &(data->od8_settings);
        OverDriveTable_t *od_table = &(data->smc_state_table.overdrive_table);
        int i, ret = 0;

        /* Set Feature Capabilities */
        vega20_od8_set_feature_capabilities(hwmgr);

        /* Map FeatureID to individual settings */
        vega20_od8_set_feature_id(hwmgr);

        /* Set default values */
        ret = smum_smc_table_manager(hwmgr, (uint8_t *)od_table, TABLE_OVERDRIVE, true);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to export over drive table!",
                        return ret);

        if (od8_settings->overdrive8_capabilities & OD8_GFXCLK_LIMITS) {
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].default_value =
                        od_table->GfxclkFmin;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].default_value =
                        od_table->GfxclkFmax;
        } else {
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMIN].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FMAX].default_value =
                        0;
        }

        if (od8_settings->overdrive8_capabilities & OD8_GFXCLK_CURVE) {
                od_table->GfxclkFreq1 = od_table->GfxclkFmin;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].default_value =
                        od_table->GfxclkFreq1;

                od_table->GfxclkFreq3 = od_table->GfxclkFmax;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].default_value =
                        od_table->GfxclkFreq3;

                od_table->GfxclkFreq2 = (od_table->GfxclkFreq1 + od_table->GfxclkFreq3) / 2;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].default_value =
                        od_table->GfxclkFreq2;

                PP_ASSERT_WITH_CODE(!vega20_od8_get_gfx_clock_base_voltage(hwmgr,
                                   &(od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].default_value),
                                     od_table->GfxclkFreq1),
                                "[PhwVega20_OD8_InitializeDefaultSettings] Failed to get Base clock voltage from SMU!",
                                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].default_value = 0);
                od_table->GfxclkVolt1 = od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].default_value
                        * VOLTAGE_SCALE;

                PP_ASSERT_WITH_CODE(!vega20_od8_get_gfx_clock_base_voltage(hwmgr,
                                   &(od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].default_value),
                                     od_table->GfxclkFreq2),
                                "[PhwVega20_OD8_InitializeDefaultSettings] Failed to get Base clock voltage from SMU!",
                                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].default_value = 0);
                od_table->GfxclkVolt2 = od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].default_value
                        * VOLTAGE_SCALE;

                PP_ASSERT_WITH_CODE(!vega20_od8_get_gfx_clock_base_voltage(hwmgr,
                                   &(od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].default_value),
                                     od_table->GfxclkFreq3),
                                "[PhwVega20_OD8_InitializeDefaultSettings] Failed to get Base clock voltage from SMU!",
                                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].default_value = 0);
                od_table->GfxclkVolt3 = od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].default_value
                        * VOLTAGE_SCALE;
        } else {
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ1].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE1].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ2].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE2].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_FREQ3].default_value =
                        0;
                od8_settings->od8_settings_array[OD8_SETTING_GFXCLK_VOLTAGE3].default_value =
                        0;
        }

        if (od8_settings->overdrive8_capabilities & OD8_UCLK_MAX)
                od8_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].default_value =
                        od_table->UclkFmax;
        else
                od8_settings->od8_settings_array[OD8_SETTING_UCLK_FMAX].default_value =
                        0;

        if (od8_settings->overdrive8_capabilities & OD8_POWER_LIMIT)
                od8_settings->od8_settings_array[OD8_SETTING_POWER_PERCENTAGE].default_value =
                        od_table->OverDrivePct;
        else
                od8_settings->od8_settings_array[OD8_SETTING_POWER_PERCENTAGE].default_value =
                        0;

        if (od8_settings->overdrive8_capabilities & OD8_ACOUSTIC_LIMIT_SCLK)
                od8_settings->od8_settings_array[OD8_SETTING_FAN_ACOUSTIC_LIMIT].default_value =
                        od_table->FanMaximumRpm;
        else
                od8_settings->od8_settings_array[OD8_SETTING_FAN_ACOUSTIC_LIMIT].default_value =
                        0;

        if (od8_settings->overdrive8_capabilities & OD8_FAN_SPEED_MIN)
                od8_settings->od8_settings_array[OD8_SETTING_FAN_MIN_SPEED].default_value =
                        od_table->FanMinimumPwm * data->smc_state_table.pp_table.FanMaximumRpm / 100;
        else
                od8_settings->od8_settings_array[OD8_SETTING_FAN_MIN_SPEED].default_value =
                        0;

        if (od8_settings->overdrive8_capabilities & OD8_TEMPERATURE_FAN)
                od8_settings->od8_settings_array[OD8_SETTING_FAN_TARGET_TEMP].default_value =
                        od_table->FanTargetTemperature;
        else
                od8_settings->od8_settings_array[OD8_SETTING_FAN_TARGET_TEMP].default_value =
                        0;

        if (od8_settings->overdrive8_capabilities & OD8_TEMPERATURE_SYSTEM)
                od8_settings->od8_settings_array[OD8_SETTING_OPERATING_TEMP_MAX].default_value =
                        od_table->MaxOpTemp;
        else
                od8_settings->od8_settings_array[OD8_SETTING_OPERATING_TEMP_MAX].default_value =
                        0;

        for (i = 0; i < OD8_SETTING_COUNT; i++) {
                if (od8_settings->od8_settings_array[i].feature_id) {
                        od8_settings->od8_settings_array[i].min_value =
                                pptable_information->od_settings_min[i];
                        od8_settings->od8_settings_array[i].max_value =
                                pptable_information->od_settings_max[i];
                        od8_settings->od8_settings_array[i].current_value =
                                od8_settings->od8_settings_array[i].default_value;
                } else {
                        od8_settings->od8_settings_array[i].min_value =
                                0;
                        od8_settings->od8_settings_array[i].max_value =
                                0;
                        od8_settings->od8_settings_array[i].current_value =
                                0;
                }
        }

        ret = smum_smc_table_manager(hwmgr, (uint8_t *)od_table, TABLE_OVERDRIVE, false);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to import over drive table!",
                        return ret);

        return 0;
}

static int vega20_od8_set_settings(
                struct pp_hwmgr *hwmgr,
                uint32_t index,
                uint32_t value)
{
        OverDriveTable_t od_table;
        int ret = 0;
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_od8_single_setting *od8_settings =
                        data->od8_settings.od8_settings_array;

        ret = smum_smc_table_manager(hwmgr, (uint8_t *)(&od_table), TABLE_OVERDRIVE, true);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to export over drive table!",
                        return ret);

        switch(index) {
        case OD8_SETTING_GFXCLK_FMIN:
                od_table.GfxclkFmin = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FMAX:
                if (value < od8_settings[OD8_SETTING_GFXCLK_FMAX].min_value ||
                    value > od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value)
                        return -EINVAL;

                od_table.GfxclkFmax = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FREQ1:
                od_table.GfxclkFreq1 = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_VOLTAGE1:
                od_table.GfxclkVolt1 = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FREQ2:
                od_table.GfxclkFreq2 = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_VOLTAGE2:
                od_table.GfxclkVolt2 = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_FREQ3:
                od_table.GfxclkFreq3 = (uint16_t)value;
                break;
        case OD8_SETTING_GFXCLK_VOLTAGE3:
                od_table.GfxclkVolt3 = (uint16_t)value;
                break;
        case OD8_SETTING_UCLK_FMAX:
                if (value < od8_settings[OD8_SETTING_UCLK_FMAX].min_value ||
                    value > od8_settings[OD8_SETTING_UCLK_FMAX].max_value)
                        return -EINVAL;
                od_table.UclkFmax = (uint16_t)value;
                break;
        case OD8_SETTING_POWER_PERCENTAGE:
                od_table.OverDrivePct = (int16_t)value;
                break;
        case OD8_SETTING_FAN_ACOUSTIC_LIMIT:
                od_table.FanMaximumRpm = (uint16_t)value;
                break;
        case OD8_SETTING_FAN_MIN_SPEED:
                od_table.FanMinimumPwm = (uint16_t)value;
                break;
        case OD8_SETTING_FAN_TARGET_TEMP:
                od_table.FanTargetTemperature = (uint16_t)value;
                break;
        case OD8_SETTING_OPERATING_TEMP_MAX:
                od_table.MaxOpTemp = (uint16_t)value;
                break;
        }

        ret = smum_smc_table_manager(hwmgr, (uint8_t *)(&od_table), TABLE_OVERDRIVE, false);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to import over drive table!",
                        return ret);

        return 0;
}

static int vega20_get_sclk_od(
                struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = hwmgr->backend;
        struct vega20_single_dpm_table *sclk_table =
                        &(data->dpm_table.gfx_table);
        struct vega20_single_dpm_table *golden_sclk_table =
                        &(data->golden_dpm_table.gfx_table);
        int value = sclk_table->dpm_levels[sclk_table->count - 1].value;
        int golden_value = golden_sclk_table->dpm_levels
                        [golden_sclk_table->count - 1].value;

        /* od percentage */
        value -= golden_value;
        value = DIV_ROUND_UP(value * 100, golden_value);

        return value;
}

static int vega20_set_sclk_od(
                struct pp_hwmgr *hwmgr, uint32_t value)
{
        struct vega20_hwmgr *data = hwmgr->backend;
        struct vega20_single_dpm_table *golden_sclk_table =
                        &(data->golden_dpm_table.gfx_table);
        uint32_t od_sclk;
        int ret = 0;

        od_sclk = golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value * value;
        od_sclk /= 100;
        od_sclk += golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value;

        ret = vega20_od8_set_settings(hwmgr, OD8_SETTING_GFXCLK_FMAX, od_sclk);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetSclkOD] failed to set od gfxclk!",
                        return ret);

        /* retrieve updated gfxclk table */
        ret = vega20_setup_gfxclk_dpm_table(hwmgr);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetSclkOD] failed to refresh gfxclk table!",
                        return ret);

        return 0;
}

static int vega20_get_mclk_od(
                struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = hwmgr->backend;
        struct vega20_single_dpm_table *mclk_table =
                        &(data->dpm_table.mem_table);
        struct vega20_single_dpm_table *golden_mclk_table =
                        &(data->golden_dpm_table.mem_table);
        int value = mclk_table->dpm_levels[mclk_table->count - 1].value;
        int golden_value = golden_mclk_table->dpm_levels
                        [golden_mclk_table->count - 1].value;

        /* od percentage */
        value -= golden_value;
        value = DIV_ROUND_UP(value * 100, golden_value);

        return value;
}

static int vega20_set_mclk_od(
                struct pp_hwmgr *hwmgr, uint32_t value)
{
        struct vega20_hwmgr *data = hwmgr->backend;
        struct vega20_single_dpm_table *golden_mclk_table =
                        &(data->golden_dpm_table.mem_table);
        uint32_t od_mclk;
        int ret = 0;

        od_mclk = golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value * value;
        od_mclk /= 100;
        od_mclk += golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value;

        ret = vega20_od8_set_settings(hwmgr, OD8_SETTING_UCLK_FMAX, od_mclk);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetMclkOD] failed to set od memclk!",
                        return ret);

        /* retrieve updated memclk table */
        ret = vega20_setup_memclk_dpm_table(hwmgr);
        PP_ASSERT_WITH_CODE(!ret,
                        "[SetMclkOD] failed to refresh memclk table!",
                        return ret);

        return 0;
}

static int vega20_populate_umdpstate_clocks(
                struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *gfx_table = &(data->dpm_table.gfx_table);
        struct vega20_single_dpm_table *mem_table = &(data->dpm_table.mem_table);

        hwmgr->pstate_sclk = gfx_table->dpm_levels[0].value;
        hwmgr->pstate_mclk = mem_table->dpm_levels[0].value;

        if (gfx_table->count > VEGA20_UMD_PSTATE_GFXCLK_LEVEL &&
            mem_table->count > VEGA20_UMD_PSTATE_MCLK_LEVEL) {
                hwmgr->pstate_sclk = gfx_table->dpm_levels[VEGA20_UMD_PSTATE_GFXCLK_LEVEL].value;
                hwmgr->pstate_mclk = mem_table->dpm_levels[VEGA20_UMD_PSTATE_MCLK_LEVEL].value;
        }

        hwmgr->pstate_sclk = hwmgr->pstate_sclk * 100;
        hwmgr->pstate_mclk = hwmgr->pstate_mclk * 100;

        return 0;
}

static int vega20_get_max_sustainable_clock(struct pp_hwmgr *hwmgr,
                PP_Clock *clock, PPCLK_e clock_select)
{
        int ret = 0;

        PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetDcModeMaxDpmFreq,
                        (clock_select << 16),
                        clock)) == 0,
                        "[GetMaxSustainableClock] Failed to get max DC clock from SMC!",
                        return ret);

        /* if DC limit is zero, return AC limit */
        if (*clock == 0) {
                PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetMaxDpmFreq,
                        (clock_select << 16),
                        clock)) == 0,
                        "[GetMaxSustainableClock] failed to get max AC clock from SMC!",
                        return ret);
        }

        return 0;
}

static int vega20_init_max_sustainable_clocks(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_max_sustainable_clocks *max_sustainable_clocks =
                &(data->max_sustainable_clocks);
        int ret = 0;

        max_sustainable_clocks->uclock = data->vbios_boot_state.mem_clock / 100;
        max_sustainable_clocks->soc_clock = data->vbios_boot_state.soc_clock / 100;
        max_sustainable_clocks->dcef_clock = data->vbios_boot_state.dcef_clock / 100;
        max_sustainable_clocks->display_clock = 0xFFFFFFFF;
        max_sustainable_clocks->phy_clock = 0xFFFFFFFF;
        max_sustainable_clocks->pixel_clock = 0xFFFFFFFF;

        if (data->smu_features[GNLD_DPM_UCLK].enabled)
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->uclock),
                                PPCLK_UCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max UCLK from SMC!",
                                return ret);

        if (data->smu_features[GNLD_DPM_SOCCLK].enabled)
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->soc_clock),
                                PPCLK_SOCCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max SOCCLK from SMC!",
                                return ret);

        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->dcef_clock),
                                PPCLK_DCEFCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max DCEFCLK from SMC!",
                                return ret);
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->display_clock),
                                PPCLK_DISPCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max DISPCLK from SMC!",
                                return ret);
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->phy_clock),
                                PPCLK_PHYCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max PHYCLK from SMC!",
                                return ret);
                PP_ASSERT_WITH_CODE((ret = vega20_get_max_sustainable_clock(hwmgr,
                                &(max_sustainable_clocks->pixel_clock),
                                PPCLK_PIXCLK)) == 0,
                                "[InitMaxSustainableClocks] failed to get max PIXCLK from SMC!",
                                return ret);
        }

        if (max_sustainable_clocks->soc_clock < max_sustainable_clocks->uclock)
                max_sustainable_clocks->uclock = max_sustainable_clocks->soc_clock;

        return 0;
}

static int vega20_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr)
{
        int result;

        result = smum_send_msg_to_smc(hwmgr,
                PPSMC_MSG_SetMGpuFanBoostLimitRpm,
                NULL);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableMgpuFan] Failed to enable mgpu fan boost!",
                        return result);

        return 0;
}

static void vega20_init_powergate_state(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                (struct vega20_hwmgr *)(hwmgr->backend);

        data->uvd_power_gated = true;
        data->vce_power_gated = true;
}

static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
        int result = 0;

        smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_NumOfDisplays, 0, NULL);

        result = vega20_set_allowed_featuresmask(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to set allowed featuresmask!\n",
                        return result);

        result = vega20_init_smc_table(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to initialize SMC table!",
                        return result);

        result = vega20_run_btc(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to run btc!",
                        return result);

        result = vega20_run_btc_afll(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to run btc afll!",
                        return result);

        result = vega20_enable_all_smu_features(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to enable all smu features!",
                        return result);

        result = vega20_override_pcie_parameters(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to override pcie parameters!",
                        return result);

        result = vega20_notify_smc_display_change(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to notify smc display change!",
                        return result);

        result = vega20_send_clock_ratio(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to send clock ratio!",
                        return result);

        /* Initialize UVD/VCE powergating state */
        vega20_init_powergate_state(hwmgr);

        result = vega20_setup_default_dpm_tables(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to setup default DPM tables!",
                        return result);

        result = vega20_init_max_sustainable_clocks(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to get maximum sustainable clocks!",
                        return result);

        result = vega20_power_control_set_level(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to power control set level!",
                        return result);

        result = vega20_od8_initialize_default_settings(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to initialize odn settings!",
                        return result);

        result = vega20_populate_umdpstate_clocks(hwmgr);
        PP_ASSERT_WITH_CODE(!result,
                        "[EnableDPMTasks] Failed to populate umdpstate clocks!",
                        return result);

        result = smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetPptLimit,
                        POWER_SOURCE_AC << 16, &hwmgr->default_power_limit);
        PP_ASSERT_WITH_CODE(!result,
                        "[GetPptLimit] get default PPT limit failed!",
                        return result);
        hwmgr->power_limit =
                hwmgr->default_power_limit;

        return 0;
}

static uint32_t vega20_find_lowest_dpm_level(
                struct vega20_single_dpm_table *table)
{
        uint32_t i;

        for (i = 0; i < table->count; i++) {
                if (table->dpm_levels[i].enabled)
                        break;
        }
        if (i >= table->count) {
                i = 0;
                table->dpm_levels[i].enabled = true;
        }

        return i;
}

static uint32_t vega20_find_highest_dpm_level(
                struct vega20_single_dpm_table *table)
{
        int i = 0;

        PP_ASSERT_WITH_CODE(table != NULL,
                        "[FindHighestDPMLevel] DPM Table does not exist!",
                        return 0);
        PP_ASSERT_WITH_CODE(table->count > 0,
                        "[FindHighestDPMLevel] DPM Table has no entry!",
                        return 0);
        PP_ASSERT_WITH_CODE(table->count <= MAX_REGULAR_DPM_NUMBER,
                        "[FindHighestDPMLevel] DPM Table has too many entries!",
                        return MAX_REGULAR_DPM_NUMBER - 1);

        for (i = table->count - 1; i >= 0; i--) {
                if (table->dpm_levels[i].enabled)
                        break;
        }
        if (i < 0) {
                i = 0;
                table->dpm_levels[i].enabled = true;
        }

        return i;
}

static int vega20_upload_dpm_min_level(struct pp_hwmgr *hwmgr, uint32_t feature_mask)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t min_freq;
        int ret = 0;

        if (data->smu_features[GNLD_DPM_GFXCLK].enabled &&
           (feature_mask & FEATURE_DPM_GFXCLK_MASK)) {
                min_freq = data->dpm_table.gfx_table.dpm_state.soft_min_level;
                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_GFXCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min gfxclk !",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_UCLK].enabled &&
           (feature_mask & FEATURE_DPM_UCLK_MASK)) {
                min_freq = data->dpm_table.mem_table.dpm_state.soft_min_level;
                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_UCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min memclk !",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_UVD].enabled &&
           (feature_mask & FEATURE_DPM_UVD_MASK)) {
                min_freq = data->dpm_table.vclk_table.dpm_state.soft_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_VCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min vclk!",
                                        return ret);

                min_freq = data->dpm_table.dclk_table.dpm_state.soft_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_DCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min dclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_VCE].enabled &&
           (feature_mask & FEATURE_DPM_VCE_MASK)) {
                min_freq = data->dpm_table.eclk_table.dpm_state.soft_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_ECLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min eclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_SOCCLK].enabled &&
           (feature_mask & FEATURE_DPM_SOCCLK_MASK)) {
                min_freq = data->dpm_table.soc_table.dpm_state.soft_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_SOCCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min socclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_FCLK].enabled &&
           (feature_mask & FEATURE_DPM_FCLK_MASK)) {
                min_freq = data->dpm_table.fclk_table.dpm_state.soft_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMinByFreq,
                                        (PPCLK_FCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft min fclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled &&
           (feature_mask & FEATURE_DPM_DCEFCLK_MASK)) {
                min_freq = data->dpm_table.dcef_table.dpm_state.hard_min_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetHardMinByFreq,
                                        (PPCLK_DCEFCLK << 16) | (min_freq & 0xffff),
                                        NULL)),
                                        "Failed to set hard min dcefclk!",
                                        return ret);
        }

        return ret;
}

static int vega20_upload_dpm_max_level(struct pp_hwmgr *hwmgr, uint32_t feature_mask)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t max_freq;
        int ret = 0;

        if (data->smu_features[GNLD_DPM_GFXCLK].enabled &&
           (feature_mask & FEATURE_DPM_GFXCLK_MASK)) {
                max_freq = data->dpm_table.gfx_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_GFXCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max gfxclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_UCLK].enabled &&
           (feature_mask & FEATURE_DPM_UCLK_MASK)) {
                max_freq = data->dpm_table.mem_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_UCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max memclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_UVD].enabled &&
           (feature_mask & FEATURE_DPM_UVD_MASK)) {
                max_freq = data->dpm_table.vclk_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_VCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max vclk!",
                                        return ret);

                max_freq = data->dpm_table.dclk_table.dpm_state.soft_max_level;
                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_DCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max dclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_VCE].enabled &&
           (feature_mask & FEATURE_DPM_VCE_MASK)) {
                max_freq = data->dpm_table.eclk_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_ECLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max eclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_SOCCLK].enabled &&
           (feature_mask & FEATURE_DPM_SOCCLK_MASK)) {
                max_freq = data->dpm_table.soc_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_SOCCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max socclk!",
                                        return ret);
        }

        if (data->smu_features[GNLD_DPM_FCLK].enabled &&
           (feature_mask & FEATURE_DPM_FCLK_MASK)) {
                max_freq = data->dpm_table.fclk_table.dpm_state.soft_max_level;

                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetSoftMaxByFreq,
                                        (PPCLK_FCLK << 16) | (max_freq & 0xffff),
                                        NULL)),
                                        "Failed to set soft max fclk!",

                                        return ret);
        }

        return ret;
}

static int vega20_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        int ret = 0;

        if (data->smu_features[GNLD_DPM_VCE].supported) {
                if (data->smu_features[GNLD_DPM_VCE].enabled == enable) {
                        if (enable)
                                PP_DBG_LOG("[EnableDisableVCEDPM] feature VCE DPM already enabled!\n");
                        else
                                PP_DBG_LOG("[EnableDisableVCEDPM] feature VCE DPM already disabled!\n");
                }

                ret = vega20_enable_smc_features(hwmgr,
                                enable,
                                data->smu_features[GNLD_DPM_VCE].smu_feature_bitmap);
                PP_ASSERT_WITH_CODE(!ret,
                                "Attempt to Enable/Disable DPM VCE Failed!",
                                return ret);
                data->smu_features[GNLD_DPM_VCE].enabled = enable;
        }

        return 0;
}

static int vega20_get_clock_ranges(struct pp_hwmgr *hwmgr,
                uint32_t *clock,
                PPCLK_e clock_select,
                bool max)
{
        int ret;
        *clock = 0;

        if (max) {
                PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                                PPSMC_MSG_GetMaxDpmFreq, (clock_select << 16),
                                clock)) == 0,
                                "[GetClockRanges] Failed to get max clock from SMC!",
                                return ret);
        } else {
                PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                                PPSMC_MSG_GetMinDpmFreq,
                                (clock_select << 16),
                                clock)) == 0,
                                "[GetClockRanges] Failed to get min clock from SMC!",
                                return ret);
        }

        return 0;
}

static uint32_t vega20_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t gfx_clk;
        int ret = 0;

        PP_ASSERT_WITH_CODE(data->smu_features[GNLD_DPM_GFXCLK].enabled,
                        "[GetSclks]: gfxclk dpm not enabled!\n",
                        return -EPERM);

        if (low) {
                ret = vega20_get_clock_ranges(hwmgr, &gfx_clk, PPCLK_GFXCLK, false);
                PP_ASSERT_WITH_CODE(!ret,
                        "[GetSclks]: fail to get min PPCLK_GFXCLK\n",
                        return ret);
        } else {
                ret = vega20_get_clock_ranges(hwmgr, &gfx_clk, PPCLK_GFXCLK, true);
                PP_ASSERT_WITH_CODE(!ret,
                        "[GetSclks]: fail to get max PPCLK_GFXCLK\n",
                        return ret);
        }

        return (gfx_clk * 100);
}

static uint32_t vega20_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t mem_clk;
        int ret = 0;

        PP_ASSERT_WITH_CODE(data->smu_features[GNLD_DPM_UCLK].enabled,
                        "[MemMclks]: memclk dpm not enabled!\n",
                        return -EPERM);

        if (low) {
                ret = vega20_get_clock_ranges(hwmgr, &mem_clk, PPCLK_UCLK, false);
                PP_ASSERT_WITH_CODE(!ret,
                        "[GetMclks]: fail to get min PPCLK_UCLK\n",
                        return ret);
        } else {
                ret = vega20_get_clock_ranges(hwmgr, &mem_clk, PPCLK_UCLK, true);
                PP_ASSERT_WITH_CODE(!ret,
                        "[GetMclks]: fail to get max PPCLK_UCLK\n",
                        return ret);
        }

        return (mem_clk * 100);
}

static int vega20_get_metrics_table(struct pp_hwmgr *hwmgr,
                                    SmuMetrics_t *metrics_table,
                                    bool bypass_cache)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        int ret = 0;

        if (bypass_cache ||
            !data->metrics_time ||
            time_after(jiffies, data->metrics_time + msecs_to_jiffies(1))) {
                ret = smum_smc_table_manager(hwmgr,
                                             (uint8_t *)(&data->metrics_table),
                                             TABLE_SMU_METRICS,
                                             true);
                if (ret) {
                        pr_info("Failed to export SMU metrics table!\n");
                        return ret;
                }
                data->metrics_time = jiffies;
        }

        if (metrics_table)
                memcpy(metrics_table, &data->metrics_table, sizeof(SmuMetrics_t));

        return ret;
}

static int vega20_get_gpu_power(struct pp_hwmgr *hwmgr,
                uint32_t *query)
{
        int ret = 0;
        SmuMetrics_t metrics_table;

        ret = vega20_get_metrics_table(hwmgr, &metrics_table, false);
        if (ret)
                return ret;

        /* For the 40.46 release, they changed the value name */
        if (hwmgr->smu_version == 0x282e00)
                *query = metrics_table.AverageSocketPower << 8;
        else
                *query = metrics_table.CurrSocketPower << 8;

        return ret;
}

static int vega20_get_current_clk_freq(struct pp_hwmgr *hwmgr,
                PPCLK_e clk_id, uint32_t *clk_freq)
{
        int ret = 0;

        *clk_freq = 0;

        PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_GetDpmClockFreq, (clk_id << 16),
                        clk_freq)) == 0,
                        "[GetCurrentClkFreq] Attempt to get Current Frequency Failed!",
                        return ret);

        *clk_freq = *clk_freq * 100;

        return 0;
}

static int vega20_get_current_activity_percent(struct pp_hwmgr *hwmgr,
                int idx,
                uint32_t *activity_percent)
{
        int ret = 0;
        SmuMetrics_t metrics_table;

        ret = vega20_get_metrics_table(hwmgr, &metrics_table, false);
        if (ret)
                return ret;

        switch (idx) {
        case AMDGPU_PP_SENSOR_GPU_LOAD:
                *activity_percent = metrics_table.AverageGfxActivity;
                break;
        case AMDGPU_PP_SENSOR_MEM_LOAD:
                *activity_percent = metrics_table.AverageUclkActivity;
                break;
        default:
                pr_err("Invalid index for retrieving clock activity\n");
                return -EINVAL;
        }

        return ret;
}

static int vega20_read_sensor(struct pp_hwmgr *hwmgr, int idx,
                              void *value, int *size)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct amdgpu_device *adev = hwmgr->adev;
        SmuMetrics_t metrics_table;
        uint32_t val_vid;
        int ret = 0;

        switch (idx) {
        case AMDGPU_PP_SENSOR_GFX_SCLK:
                ret = vega20_get_metrics_table(hwmgr, &metrics_table, false);
                if (ret)
                        return ret;

                *((uint32_t *)value) = metrics_table.AverageGfxclkFrequency * 100;
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_GFX_MCLK:
                ret = vega20_get_current_clk_freq(hwmgr,
                                PPCLK_UCLK,
                                (uint32_t *)value);
                if (!ret)
                        *size = 4;
                break;
        case AMDGPU_PP_SENSOR_GPU_LOAD:
        case AMDGPU_PP_SENSOR_MEM_LOAD:
                ret = vega20_get_current_activity_percent(hwmgr, idx, (uint32_t *)value);
                if (!ret)
                        *size = 4;
                break;
        case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
                *((uint32_t *)value) = vega20_thermal_get_temperature(hwmgr);
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_EDGE_TEMP:
                ret = vega20_get_metrics_table(hwmgr, &metrics_table, false);
                if (ret)
                        return ret;

                *((uint32_t *)value) = metrics_table.TemperatureEdge *
                        PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_MEM_TEMP:
                ret = vega20_get_metrics_table(hwmgr, &metrics_table, false);
                if (ret)
                        return ret;

                *((uint32_t *)value) = metrics_table.TemperatureHBM *
                        PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_UVD_POWER:
                *((uint32_t *)value) = data->uvd_power_gated ? 0 : 1;
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_VCE_POWER:
                *((uint32_t *)value) = data->vce_power_gated ? 0 : 1;
                *size = 4;
                break;
        case AMDGPU_PP_SENSOR_GPU_POWER:
                *size = 16;
                ret = vega20_get_gpu_power(hwmgr, (uint32_t *)value);
                break;
        case AMDGPU_PP_SENSOR_VDDGFX:
                val_vid = (RREG32_SOC15(SMUIO, 0, mmSMUSVI0_TEL_PLANE0) &
                        SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR_MASK) >>
                        SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR__SHIFT;
                *((uint32_t *)value) =
                        (uint32_t)convert_to_vddc((uint8_t)val_vid);
                break;
        case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK:
                ret = vega20_get_enabled_smc_features(hwmgr, (uint64_t *)value);
                if (!ret)
                        *size = 8;
                break;
        default:
                ret = -EOPNOTSUPP;
                break;
        }
        return ret;
}

static int vega20_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
                struct pp_display_clock_request *clock_req)
{
        int result = 0;
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        enum amd_pp_clock_type clk_type = clock_req->clock_type;
        uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
        PPCLK_e clk_select = 0;
        uint32_t clk_request = 0;

        if (data->smu_features[GNLD_DPM_DCEFCLK].enabled) {
                switch (clk_type) {
                case amd_pp_dcef_clock:
                        clk_select = PPCLK_DCEFCLK;
                        break;
                case amd_pp_disp_clock:
                        clk_select = PPCLK_DISPCLK;
                        break;
                case amd_pp_pixel_clock:
                        clk_select = PPCLK_PIXCLK;
                        break;
                case amd_pp_phy_clock:
                        clk_select = PPCLK_PHYCLK;
                        break;
                default:
                        pr_info("[DisplayClockVoltageRequest]Invalid Clock Type!");
                        result = -EINVAL;
                        break;
                }

                if (!result) {
                        clk_request = (clk_select << 16) | clk_freq;
                        result = smum_send_msg_to_smc_with_parameter(hwmgr,
                                        PPSMC_MSG_SetHardMinByFreq,
                                        clk_request,
                                        NULL);
                }
        }

        return result;
}

static int vega20_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
                                PHM_PerformanceLevelDesignation designation, uint32_t index,
                                PHM_PerformanceLevel *level)
{
        return 0;
}

static int vega20_notify_smc_display_config_after_ps_adjustment(
                struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table =
                        &data->dpm_table.mem_table;
        struct PP_Clocks min_clocks = {0};
        struct pp_display_clock_request clock_req;
        int ret = 0;

        min_clocks.dcefClock = hwmgr->display_config->min_dcef_set_clk;
        min_clocks.dcefClockInSR = hwmgr->display_config->min_dcef_deep_sleep_set_clk;
        min_clocks.memoryClock = hwmgr->display_config->min_mem_set_clock;

        if (data->smu_features[GNLD_DPM_DCEFCLK].supported) {
                clock_req.clock_type = amd_pp_dcef_clock;
                clock_req.clock_freq_in_khz = min_clocks.dcefClock * 10;
                if (!vega20_display_clock_voltage_request(hwmgr, &clock_req)) {
                        if (data->smu_features[GNLD_DS_DCEFCLK].supported)
                                PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(
                                        hwmgr, PPSMC_MSG_SetMinDeepSleepDcefclk,
                                        min_clocks.dcefClockInSR / 100,
                                        NULL)) == 0,
                                        "Attempt to set divider for DCEFCLK Failed!",
                                        return ret);
                } else {
                        pr_info("Attempt to set Hard Min for DCEFCLK Failed!");
                }
        }

        if (data->smu_features[GNLD_DPM_UCLK].enabled) {
                dpm_table->dpm_state.hard_min_level = min_clocks.memoryClock / 100;
                PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                                PPSMC_MSG_SetHardMinByFreq,
                                (PPCLK_UCLK << 16 ) | dpm_table->dpm_state.hard_min_level,
                                NULL)),
                                "[SetHardMinFreq] Set hard min uclk failed!",
                                return ret);
        }

        return 0;
}

static int vega20_force_dpm_highest(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t soft_level;
        int ret = 0;

        soft_level = vega20_find_highest_dpm_level(&(data->dpm_table.gfx_table));

        data->dpm_table.gfx_table.dpm_state.soft_min_level =
                data->dpm_table.gfx_table.dpm_state.soft_max_level =
                data->dpm_table.gfx_table.dpm_levels[soft_level].value;

        soft_level = vega20_find_highest_dpm_level(&(data->dpm_table.mem_table));

        data->dpm_table.mem_table.dpm_state.soft_min_level =
                data->dpm_table.mem_table.dpm_state.soft_max_level =
                data->dpm_table.mem_table.dpm_levels[soft_level].value;

        soft_level = vega20_find_highest_dpm_level(&(data->dpm_table.soc_table));

        data->dpm_table.soc_table.dpm_state.soft_min_level =
                data->dpm_table.soc_table.dpm_state.soft_max_level =
                data->dpm_table.soc_table.dpm_levels[soft_level].value;

        ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to highest!",
                        return ret);

        ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);

        return 0;
}

static int vega20_force_dpm_lowest(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t soft_level;
        int ret = 0;

        soft_level = vega20_find_lowest_dpm_level(&(data->dpm_table.gfx_table));

        data->dpm_table.gfx_table.dpm_state.soft_min_level =
                data->dpm_table.gfx_table.dpm_state.soft_max_level =
                data->dpm_table.gfx_table.dpm_levels[soft_level].value;

        soft_level = vega20_find_lowest_dpm_level(&(data->dpm_table.mem_table));

        data->dpm_table.mem_table.dpm_state.soft_min_level =
                data->dpm_table.mem_table.dpm_state.soft_max_level =
                data->dpm_table.mem_table.dpm_levels[soft_level].value;

        soft_level = vega20_find_lowest_dpm_level(&(data->dpm_table.soc_table));

        data->dpm_table.soc_table.dpm_state.soft_min_level =
                data->dpm_table.soc_table.dpm_state.soft_max_level =
                data->dpm_table.soc_table.dpm_levels[soft_level].value;

        ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to highest!",
                        return ret);

        ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);

        return 0;

}

static int vega20_unforce_dpm_levels(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t soft_min_level, soft_max_level;
        int ret = 0;

        /* gfxclk soft min/max settings */
        soft_min_level =
                vega20_find_lowest_dpm_level(&(data->dpm_table.gfx_table));
        soft_max_level =
                vega20_find_highest_dpm_level(&(data->dpm_table.gfx_table));

        data->dpm_table.gfx_table.dpm_state.soft_min_level =
                data->dpm_table.gfx_table.dpm_levels[soft_min_level].value;
        data->dpm_table.gfx_table.dpm_state.soft_max_level =
                data->dpm_table.gfx_table.dpm_levels[soft_max_level].value;

        /* uclk soft min/max settings */
        soft_min_level =
                vega20_find_lowest_dpm_level(&(data->dpm_table.mem_table));
        soft_max_level =
                vega20_find_highest_dpm_level(&(data->dpm_table.mem_table));

        data->dpm_table.mem_table.dpm_state.soft_min_level =
                data->dpm_table.mem_table.dpm_levels[soft_min_level].value;
        data->dpm_table.mem_table.dpm_state.soft_max_level =
                data->dpm_table.mem_table.dpm_levels[soft_max_level].value;

        /* socclk soft min/max settings */
        soft_min_level =
                vega20_find_lowest_dpm_level(&(data->dpm_table.soc_table));
        soft_max_level =
                vega20_find_highest_dpm_level(&(data->dpm_table.soc_table));

        data->dpm_table.soc_table.dpm_state.soft_min_level =
                data->dpm_table.soc_table.dpm_levels[soft_min_level].value;
        data->dpm_table.soc_table.dpm_state.soft_max_level =
                data->dpm_table.soc_table.dpm_levels[soft_max_level].value;

        ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload DPM Bootup Levels!",
                        return ret);

        ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
                                                 FEATURE_DPM_UCLK_MASK |
                                                 FEATURE_DPM_SOCCLK_MASK);
        PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload DPM Max Levels!",
                        return ret);

        return 0;
}

static int vega20_get_profiling_clk_mask(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level,
                                uint32_t *sclk_mask, uint32_t *mclk_mask, uint32_t *soc_mask)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *gfx_dpm_table = &(data->dpm_table.gfx_table);
        struct vega20_single_dpm_table *mem_dpm_table = &(data->dpm_table.mem_table);
        struct vega20_single_dpm_table *soc_dpm_table = &(data->dpm_table.soc_table);

        *sclk_mask = 0;
        *mclk_mask = 0;
        *soc_mask  = 0;

        if (gfx_dpm_table->count > VEGA20_UMD_PSTATE_GFXCLK_LEVEL &&
            mem_dpm_table->count > VEGA20_UMD_PSTATE_MCLK_LEVEL &&
            soc_dpm_table->count > VEGA20_UMD_PSTATE_SOCCLK_LEVEL) {
                *sclk_mask = VEGA20_UMD_PSTATE_GFXCLK_LEVEL;
                *mclk_mask = VEGA20_UMD_PSTATE_MCLK_LEVEL;
                *soc_mask  = VEGA20_UMD_PSTATE_SOCCLK_LEVEL;
        }

        if (level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK) {
                *sclk_mask = 0;
        } else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK) {
                *mclk_mask = 0;
        } else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK) {
                *sclk_mask = gfx_dpm_table->count - 1;
                *mclk_mask = mem_dpm_table->count - 1;
                *soc_mask  = soc_dpm_table->count - 1;
        }

        return 0;
}

static int vega20_force_clock_level(struct pp_hwmgr *hwmgr,
                enum pp_clock_type type, uint32_t mask)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        uint32_t soft_min_level, soft_max_level, hard_min_level;
        int ret = 0;

        switch (type) {
        case PP_SCLK:
                soft_min_level = mask ? (ffs(mask) - 1) : 0;
                soft_max_level = mask ? (fls(mask) - 1) : 0;

                if (soft_max_level >= data->dpm_table.gfx_table.count) {
                        pr_err("Clock level specified %d is over max allowed %d\n",
                                        soft_max_level,
                                        data->dpm_table.gfx_table.count - 1);
                        return -EINVAL;
                }

                data->dpm_table.gfx_table.dpm_state.soft_min_level =
                        data->dpm_table.gfx_table.dpm_levels[soft_min_level].value;
                data->dpm_table.gfx_table.dpm_state.soft_max_level =
                        data->dpm_table.gfx_table.dpm_levels[soft_max_level].value;

                ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to lowest!",
                        return ret);

                ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);
                break;

        case PP_MCLK:
                soft_min_level = mask ? (ffs(mask) - 1) : 0;
                soft_max_level = mask ? (fls(mask) - 1) : 0;

                if (soft_max_level >= data->dpm_table.mem_table.count) {
                        pr_err("Clock level specified %d is over max allowed %d\n",
                                        soft_max_level,
                                        data->dpm_table.mem_table.count - 1);
                        return -EINVAL;
                }

                data->dpm_table.mem_table.dpm_state.soft_min_level =
                        data->dpm_table.mem_table.dpm_levels[soft_min_level].value;
                data->dpm_table.mem_table.dpm_state.soft_max_level =
                        data->dpm_table.mem_table.dpm_levels[soft_max_level].value;

                ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_UCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to lowest!",
                        return ret);

                ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_UCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);

                break;

        case PP_SOCCLK:
                soft_min_level = mask ? (ffs(mask) - 1) : 0;
                soft_max_level = mask ? (fls(mask) - 1) : 0;

                if (soft_max_level >= data->dpm_table.soc_table.count) {
                        pr_err("Clock level specified %d is over max allowed %d\n",
                                        soft_max_level,
                                        data->dpm_table.soc_table.count - 1);
                        return -EINVAL;
                }

                data->dpm_table.soc_table.dpm_state.soft_min_level =
                        data->dpm_table.soc_table.dpm_levels[soft_min_level].value;
                data->dpm_table.soc_table.dpm_state.soft_max_level =
                        data->dpm_table.soc_table.dpm_levels[soft_max_level].value;

                ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_SOCCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to lowest!",
                        return ret);

                ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_SOCCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);

                break;

        case PP_FCLK:
                soft_min_level = mask ? (ffs(mask) - 1) : 0;
                soft_max_level = mask ? (fls(mask) - 1) : 0;

                if (soft_max_level >= data->dpm_table.fclk_table.count) {
                        pr_err("Clock level specified %d is over max allowed %d\n",
                                        soft_max_level,
                                        data->dpm_table.fclk_table.count - 1);
                        return -EINVAL;
                }

                data->dpm_table.fclk_table.dpm_state.soft_min_level =
                        data->dpm_table.fclk_table.dpm_levels[soft_min_level].value;
                data->dpm_table.fclk_table.dpm_state.soft_max_level =
                        data->dpm_table.fclk_table.dpm_levels[soft_max_level].value;

                ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_FCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to lowest!",
                        return ret);

                ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_FCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload dpm max level to highest!",
                        return ret);

                break;

        case PP_DCEFCLK:
                hard_min_level = mask ? (ffs(mask) - 1) : 0;

                if (hard_min_level >= data->dpm_table.dcef_table.count) {
                        pr_err("Clock level specified %d is over max allowed %d\n",
                                        hard_min_level,
                                        data->dpm_table.dcef_table.count - 1);
                        return -EINVAL;
                }

                data->dpm_table.dcef_table.dpm_state.hard_min_level =
                        data->dpm_table.dcef_table.dpm_levels[hard_min_level].value;

                ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_DCEFCLK_MASK);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to upload boot level to lowest!",
                        return ret);

                //TODO: Setting DCEFCLK max dpm level is not supported

                break;

        case PP_PCIE:
                soft_min_level = mask ? (ffs(mask) - 1) : 0;
                soft_max_level = mask ? (fls(mask) - 1) : 0;
                if (soft_min_level >= NUM_LINK_LEVELS ||
                    soft_max_level >= NUM_LINK_LEVELS)
                        return -EINVAL;

                ret = smum_send_msg_to_smc_with_parameter(hwmgr,
                        PPSMC_MSG_SetMinLinkDpmByIndex, soft_min_level,
                        NULL);
                PP_ASSERT_WITH_CODE(!ret,
                        "Failed to set min link dpm level!",
                        return ret);

                break;

        default:
                break;
        }

        return 0;
}

static int vega20_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
                                enum amd_dpm_forced_level level)
{
        int ret = 0;
        uint32_t sclk_mask, mclk_mask, soc_mask;

        switch (level) {
        case AMD_DPM_FORCED_LEVEL_HIGH:
                ret = vega20_force_dpm_highest(hwmgr);
                break;

        case AMD_DPM_FORCED_LEVEL_LOW:
                ret = vega20_force_dpm_lowest(hwmgr);
                break;

        case AMD_DPM_FORCED_LEVEL_AUTO:
                ret = vega20_unforce_dpm_levels(hwmgr);
                break;

        case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
        case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
        case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
        case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
                ret = vega20_get_profiling_clk_mask(hwmgr, level, &sclk_mask, &mclk_mask, &soc_mask);
                if (ret)
                        return ret;
                vega20_force_clock_level(hwmgr, PP_SCLK, 1 << sclk_mask);
                vega20_force_clock_level(hwmgr, PP_MCLK, 1 << mclk_mask);
                vega20_force_clock_level(hwmgr, PP_SOCCLK, 1 << soc_mask);
                break;

        case AMD_DPM_FORCED_LEVEL_MANUAL:
        case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
        default:
                break;
        }

        return ret;
}

static uint32_t vega20_get_fan_control_mode(struct pp_hwmgr *hwmgr)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);

        if (data->smu_features[GNLD_FAN_CONTROL].enabled == false)
                return AMD_FAN_CTRL_MANUAL;
        else
                return AMD_FAN_CTRL_AUTO;
}

static void vega20_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
{
        switch (mode) {
        case AMD_FAN_CTRL_NONE:
                vega20_fan_ctrl_set_fan_speed_pwm(hwmgr, 255);
                break;
        case AMD_FAN_CTRL_MANUAL:
                if (PP_CAP(PHM_PlatformCaps_MicrocodeFanControl))
                        vega20_fan_ctrl_stop_smc_fan_control(hwmgr);
                break;
        case AMD_FAN_CTRL_AUTO:
                if (PP_CAP(PHM_PlatformCaps_MicrocodeFanControl))
                        vega20_fan_ctrl_start_smc_fan_control(hwmgr);
                break;
        default:
                break;
        }
}

static int vega20_get_dal_power_level(struct pp_hwmgr *hwmgr,
                struct amd_pp_simple_clock_info *info)
{
#if 0
        struct phm_ppt_v2_information *table_info =
                        (struct phm_ppt_v2_information *)hwmgr->pptable;
        struct phm_clock_and_voltage_limits *max_limits =
                        &table_info->max_clock_voltage_on_ac;

        info->engine_max_clock = max_limits->sclk;
        info->memory_max_clock = max_limits->mclk;
#endif
        return 0;
}


static int vega20_get_sclks(struct pp_hwmgr *hwmgr,
                struct pp_clock_levels_with_latency *clocks)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table = &(data->dpm_table.gfx_table);
        int i, count;

        if (!data->smu_features[GNLD_DPM_GFXCLK].enabled)
                return -1;

        count = (dpm_table->count > MAX_NUM_CLOCKS) ? MAX_NUM_CLOCKS : dpm_table->count;
        clocks->num_levels = count;

        for (i = 0; i < count; i++) {
                clocks->data[i].clocks_in_khz =
                        dpm_table->dpm_levels[i].value * 1000;
                clocks->data[i].latency_in_us = 0;
        }

        return 0;
}

static uint32_t vega20_get_mem_latency(struct pp_hwmgr *hwmgr,
                uint32_t clock)
{
        return 25;
}

static int vega20_get_memclocks(struct pp_hwmgr *hwmgr,
                struct pp_clock_levels_with_latency *clocks)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table = &(data->dpm_table.mem_table);
        int i, count;

        if (!data->smu_features[GNLD_DPM_UCLK].enabled)
                return -1;

        count = (dpm_table->count > MAX_NUM_CLOCKS) ? MAX_NUM_CLOCKS : dpm_table->count;
        clocks->num_levels = data->mclk_latency_table.count = count;

        for (i = 0; i < count; i++) {
                clocks->data[i].clocks_in_khz =
                        data->mclk_latency_table.entries[i].frequency =
                        dpm_table->dpm_levels[i].value * 1000;
                clocks->data[i].latency_in_us =
                        data->mclk_latency_table.entries[i].latency =
                        vega20_get_mem_latency(hwmgr, dpm_table->dpm_levels[i].value);
        }

        return 0;
}

static int vega20_get_dcefclocks(struct pp_hwmgr *hwmgr,
                struct pp_clock_levels_with_latency *clocks)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table = &(data->dpm_table.dcef_table);
        int i, count;

        if (!data->smu_features[GNLD_DPM_DCEFCLK].enabled)
                return -1;

        count = (dpm_table->count > MAX_NUM_CLOCKS) ? MAX_NUM_CLOCKS : dpm_table->count;
        clocks->num_levels = count;

        for (i = 0; i < count; i++) {
                clocks->data[i].clocks_in_khz =
                        dpm_table->dpm_levels[i].value * 1000;
                clocks->data[i].latency_in_us = 0;
        }

        return 0;
}

static int vega20_get_socclocks(struct pp_hwmgr *hwmgr,
                struct pp_clock_levels_with_latency *clocks)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_single_dpm_table *dpm_table = &(data->dpm_table.soc_table);
        int i, count;

        if (!data->smu_features[GNLD_DPM_SOCCLK].enabled)
                return -1;

        count = (dpm_table->count > MAX_NUM_CLOCKS) ? MAX_NUM_CLOCKS : dpm_table->count;
        clocks->num_levels = count;

        for (i = 0; i < count; i++) {
                clocks->data[i].clocks_in_khz =
                        dpm_table->dpm_levels[i].value * 1000;
                clocks->data[i].latency_in_us = 0;
        }

        return 0;

}

static int vega20_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
                enum amd_pp_clock_type type,
                struct pp_clock_levels_with_latency *clocks)
{
        int ret;

        switch (type) {
        case amd_pp_sys_clock:
                ret = vega20_get_sclks(hwmgr, clocks);
                break;
        case amd_pp_mem_clock:
                ret = vega20_get_memclocks(hwmgr, clocks);
                break;
        case amd_pp_dcef_clock:
                ret = vega20_get_dcefclocks(hwmgr, clocks);
                break;
        case amd_pp_soc_clock:
                ret = vega20_get_socclocks(hwmgr, clocks);
                break;
        default:
                return -EINVAL;
        }

        return ret;
}

static int vega20_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
                enum amd_pp_clock_type type,
                struct pp_clock_levels_with_voltage *clocks)
{
        clocks->num_levels = 0;

        return 0;
}

static int vega20_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr,
                                                   void *clock_ranges)
{
        struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
        Watermarks_t *table = &(data->smc_state_table.water_marks_table);
        struct dm_pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges = clock_ranges;

        if (!data->registry_data.disable_water_mark &&
            data->smu_features[GNLD_DPM_DCEFCLK].supported &&
            data->smu_features[GNLD_DPM_SOCCLK].supported) {
                smu_set_watermarks_for_clocks_ranges(table, wm_with_clock_ranges);
                data->water_marks_bitmap |= WaterMarksExist;
                data->water_marks_bitmap &= ~WaterMarksLoaded;
        }

        return 0;
}

static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
                                        enum PP_OD_DPM_TABLE_COMMAND type,
                                        long *input, uint32_t size)
{
        struct vega20_hwmgr *data =
                        (struct vega20_hwmgr *)(hwmgr->backend);
        struct vega20_od8_single_setting *od8_settings =
                        data->od8_settings.od8_settings_array;
        OverDriveTable_t *od_table =
                        &(data->smc_state_table.overdrive_table);
        int32_t input_index, input_clk, input_vol, i;
        int od8_id;
        int ret;

        PP_ASSERT_WITH_CODE(input, "NULL user input for clock and voltage",
                                return -EINVAL);

        switch (type) {
        case PP_OD_EDIT_SCLK_VDDC_TABLE:
                if (!(od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id &&
                      od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id)) {
                        pr_info("Sclk min/max frequency overdrive not supported\n");
                        return -EOPNOTSUPP;
                }

                for (i = 0; i < size; i += 2) {
                        if (i + 2 > size) {
                                pr_info("invalid number of input parameters %d\n",
                                        size);
                                return -EINVAL;
                        }

                        input_index = input[i];
                        input_clk = input[i + 1];

                        if (input_index != 0 && input_index != 1) {
                                pr_info("Invalid index %d\n", input_index);
                                pr_info("Support min/max sclk frequency setting only which index by 0/1\n");
                                return -EINVAL;
                        }

                        if (input_clk < od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value ||
                            input_clk > od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value) {
                                pr_info("clock freq %d is not within allowed range [%d - %d]\n",
                                        input_clk,
                                        od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value,
                                        od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value);