LXR linux/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h

   1/*
   2 * Copyright 2015 Advanced Micro Devices, Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 */
  23#ifndef _HARDWARE_MANAGER_H_
  24#define _HARDWARE_MANAGER_H_
  25
  26
  27
  28struct pp_hwmgr;
  29struct pp_hw_power_state;
  30struct pp_power_state;
  31enum amd_dpm_forced_level;
  32struct PP_TemperatureRange;
  33
  34
  35struct phm_fan_speed_info {
  36        uint32_t min_percent;
  37        uint32_t max_percent;
  38        uint32_t min_rpm;
  39        uint32_t max_rpm;
  40        bool supports_percent_read;
  41        bool supports_percent_write;
  42        bool supports_rpm_read;
  43        bool supports_rpm_write;
  44};
  45
  46/* Automatic Power State Throttling */
  47enum PHM_AutoThrottleSource
  48{
  49    PHM_AutoThrottleSource_Thermal,
  50    PHM_AutoThrottleSource_External
  51};
  52
  53typedef enum PHM_AutoThrottleSource PHM_AutoThrottleSource;
  54
  55enum phm_platform_caps {
  56        PHM_PlatformCaps_AtomBiosPpV1 = 0,
  57        PHM_PlatformCaps_PowerPlaySupport,
  58        PHM_PlatformCaps_ACOverdriveSupport,
  59        PHM_PlatformCaps_BacklightSupport,
  60        PHM_PlatformCaps_ThermalController,
  61        PHM_PlatformCaps_BiosPowerSourceControl,
  62        PHM_PlatformCaps_DisableVoltageTransition,
  63        PHM_PlatformCaps_DisableEngineTransition,
  64        PHM_PlatformCaps_DisableMemoryTransition,
  65        PHM_PlatformCaps_DynamicPowerManagement,
  66        PHM_PlatformCaps_EnableASPML0s,
  67        PHM_PlatformCaps_EnableASPML1,
  68        PHM_PlatformCaps_OD5inACSupport,
  69        PHM_PlatformCaps_OD5inDCSupport,
  70        PHM_PlatformCaps_SoftStateOD5,
  71        PHM_PlatformCaps_NoOD5Support,
  72        PHM_PlatformCaps_ContinuousHardwarePerformanceRange,
  73        PHM_PlatformCaps_ActivityReporting,
  74        PHM_PlatformCaps_EnableBackbias,
  75        PHM_PlatformCaps_OverdriveDisabledByPowerBudget,
  76        PHM_PlatformCaps_ShowPowerBudgetWarning,
  77        PHM_PlatformCaps_PowerBudgetWaiverAvailable,
  78        PHM_PlatformCaps_GFXClockGatingSupport,
  79        PHM_PlatformCaps_MMClockGatingSupport,
  80        PHM_PlatformCaps_AutomaticDCTransition,
  81        PHM_PlatformCaps_GeminiPrimary,
  82        PHM_PlatformCaps_MemorySpreadSpectrumSupport,
  83        PHM_PlatformCaps_EngineSpreadSpectrumSupport,
  84        PHM_PlatformCaps_StepVddc,
  85        PHM_PlatformCaps_DynamicPCIEGen2Support,
  86        PHM_PlatformCaps_SMC,
  87        PHM_PlatformCaps_FaultyInternalThermalReading,          /* Internal thermal controller reports faulty temperature value when DAC2 is active */
  88        PHM_PlatformCaps_EnableVoltageControl,                  /* indicates voltage can be controlled */
  89        PHM_PlatformCaps_EnableSideportControl,                 /* indicates Sideport can be controlled */
  90        PHM_PlatformCaps_VideoPlaybackEEUNotification,          /* indicates EEU notification of video start/stop is required */
  91        PHM_PlatformCaps_TurnOffPll_ASPML1,                     /* PCIE Turn Off PLL in ASPM L1 */
  92        PHM_PlatformCaps_EnableHTLinkControl,                   /* indicates HT Link can be controlled by ACPI or CLMC overrided/automated mode. */
  93        PHM_PlatformCaps_PerformanceStateOnly,                  /* indicates only performance power state to be used on current system. */
  94        PHM_PlatformCaps_ExclusiveModeAlwaysHigh,               /* In Exclusive (3D) mode always stay in High state. */
  95        PHM_PlatformCaps_DisableMGClockGating,                  /* to disable Medium Grain Clock Gating or not */
  96        PHM_PlatformCaps_DisableMGCGTSSM,                       /* TO disable Medium Grain Clock Gating Shader Complex control */
  97        PHM_PlatformCaps_UVDAlwaysHigh,                         /* In UVD mode always stay in High state */
  98        PHM_PlatformCaps_DisablePowerGating,                    /* to disable power gating */
  99        PHM_PlatformCaps_CustomThermalPolicy,                   /* indicates only performance power state to be used on current system. */
 100        PHM_PlatformCaps_StayInBootState,                       /* Stay in Boot State, do not do clock/voltage or PCIe Lane and Gen switching (RV7xx and up). */
 101        PHM_PlatformCaps_SMCAllowSeparateSWThermalState,        /* SMC use separate SW thermal state, instead of the default SMC thermal policy. */
 102        PHM_PlatformCaps_MultiUVDStateSupport,                  /* Powerplay state table supports multi UVD states. */
 103        PHM_PlatformCaps_EnableSCLKDeepSleepForUVD,             /* With HW ECOs, we don't need to disable SCLK Deep Sleep for UVD state. */
 104        PHM_PlatformCaps_EnableMCUHTLinkControl,                /* Enable HT link control by MCU */
 105        PHM_PlatformCaps_ABM,                                   /* ABM support.*/
 106        PHM_PlatformCaps_KongThermalPolicy,                     /* A thermal policy specific for Kong */
 107        PHM_PlatformCaps_SwitchVDDNB,                           /* if the users want to switch VDDNB */
 108        PHM_PlatformCaps_ULPS,                                  /* support ULPS mode either through ACPI state or ULPS state */
 109        PHM_PlatformCaps_NativeULPS,                            /* hardware capable of ULPS state (other than through the ACPI state) */
 110        PHM_PlatformCaps_EnableMVDDControl,                     /* indicates that memory voltage can be controlled */
 111        PHM_PlatformCaps_ControlVDDCI,                          /* Control VDDCI separately from VDDC. */
 112        PHM_PlatformCaps_DisableDCODT,                          /* indicates if DC ODT apply or not */
 113        PHM_PlatformCaps_DynamicACTiming,                       /* if the SMC dynamically re-programs MC SEQ register values */
 114        PHM_PlatformCaps_EnableThermalIntByGPIO,                /* enable throttle control through GPIO */
 115        PHM_PlatformCaps_BootStateOnAlert,                      /* Go to boot state on alerts, e.g. on an AC->DC transition. */
 116        PHM_PlatformCaps_DontWaitForVBlankOnAlert,              /* Do NOT wait for VBLANK during an alert (e.g. AC->DC transition). */
 117        PHM_PlatformCaps_Force3DClockSupport,                   /* indicates if the platform supports force 3D clock. */
 118        PHM_PlatformCaps_MicrocodeFanControl,                   /* Fan is controlled by the SMC microcode. */
 119        PHM_PlatformCaps_AdjustUVDPriorityForSP,
 120        PHM_PlatformCaps_DisableLightSleep,                     /* Light sleep for evergreen family. */
 121        PHM_PlatformCaps_DisableMCLS,                           /* MC Light sleep */
 122        PHM_PlatformCaps_RegulatorHot,                          /* Enable throttling on 'regulator hot' events. */
 123        PHM_PlatformCaps_BACO,                                  /* Support Bus Alive Chip Off mode */
 124        PHM_PlatformCaps_DisableDPM,                            /* Disable DPM, supported from Llano */
 125        PHM_PlatformCaps_DynamicM3Arbiter,                      /* support dynamically change m3 arbitor parameters */
 126        PHM_PlatformCaps_SclkDeepSleep,                         /* support sclk deep sleep */
 127        PHM_PlatformCaps_DynamicPatchPowerState,                /* this ASIC supports to patch power state dynamically */
 128        PHM_PlatformCaps_ThermalAutoThrottling,                 /* enabling auto thermal throttling, */
 129        PHM_PlatformCaps_SumoThermalPolicy,                     /* A thermal policy specific for Sumo */
 130        PHM_PlatformCaps_PCIEPerformanceRequest,                /* support to change RC voltage */
 131        PHM_PlatformCaps_BLControlledByGPU,                     /* support varibright */
 132        PHM_PlatformCaps_PowerContainment,                      /* support DPM2 power containment (AKA TDP clamping) */
 133        PHM_PlatformCaps_SQRamping,                             /* support DPM2 SQ power throttle */
 134        PHM_PlatformCaps_CAC,                                   /* support Capacitance * Activity power estimation */
 135        PHM_PlatformCaps_NIChipsets,                            /* Northern Island and beyond chipsets */
 136        PHM_PlatformCaps_TrinityChipsets,                       /* Trinity chipset */
 137        PHM_PlatformCaps_EvergreenChipsets,                     /* Evergreen family chipset */
 138        PHM_PlatformCaps_PowerControl,                          /* Cayman and beyond chipsets */
 139        PHM_PlatformCaps_DisableLSClockGating,                  /* to disable Light Sleep control for HDP memories */
 140        PHM_PlatformCaps_BoostState,                            /* this ASIC supports boost state */
 141        PHM_PlatformCaps_UserMaxClockForMultiDisplays,          /* indicates if max memory clock is used for all status when multiple displays are connected */
 142        PHM_PlatformCaps_RegWriteDelay,                         /* indicates if back to back reg write delay is required */
 143        PHM_PlatformCaps_NonABMSupportInPPLib,                  /* ABM is not supported in PPLIB, (moved from PPLIB to DAL) */
 144        PHM_PlatformCaps_GFXDynamicMGPowerGating,               /* Enable Dynamic MG PowerGating on Trinity */
 145        PHM_PlatformCaps_DisableSMUUVDHandshake,                /* Disable SMU UVD Handshake */
 146        PHM_PlatformCaps_DTE,                                   /* Support Digital Temperature Estimation */
 147        PHM_PlatformCaps_W5100Specifc_SmuSkipMsgDTE,            /* This is for the feature requested by David B., and Tonny W.*/
 148        PHM_PlatformCaps_UVDPowerGating,                        /* enable UVD power gating, supported from Llano */
 149        PHM_PlatformCaps_UVDDynamicPowerGating,                 /* enable UVD Dynamic power gating, supported from UVD5 */
 150        PHM_PlatformCaps_VCEPowerGating,                        /* Enable VCE power gating, supported for TN and later ASICs */
 151        PHM_PlatformCaps_SamuPowerGating,                       /* Enable SAMU power gating, supported for KV and later ASICs */
 152        PHM_PlatformCaps_UVDDPM,                                /* UVD clock DPM */
 153        PHM_PlatformCaps_VCEDPM,                                /* VCE clock DPM */
 154        PHM_PlatformCaps_SamuDPM,                               /* SAMU clock DPM */
 155        PHM_PlatformCaps_AcpDPM,                                /* ACP clock DPM */
 156        PHM_PlatformCaps_SclkDeepSleepAboveLow,                 /* Enable SCLK Deep Sleep on all DPM states */
 157        PHM_PlatformCaps_DynamicUVDState,                       /* Dynamic UVD State */
 158        PHM_PlatformCaps_WantSAMClkWithDummyBackEnd,            /* Set SAM Clk With Dummy Back End */
 159        PHM_PlatformCaps_WantUVDClkWithDummyBackEnd,            /* Set UVD Clk With Dummy Back End */
 160        PHM_PlatformCaps_WantVCEClkWithDummyBackEnd,            /* Set VCE Clk With Dummy Back End */
 161        PHM_PlatformCaps_WantACPClkWithDummyBackEnd,            /* Set SAM Clk With Dummy Back End */
 162        PHM_PlatformCaps_OD6inACSupport,                        /* indicates that the ASIC/back end supports OD6 */
 163        PHM_PlatformCaps_OD6inDCSupport,                        /* indicates that the ASIC/back end supports OD6 in DC */
 164        PHM_PlatformCaps_EnablePlatformPowerManagement,         /* indicates that Platform Power Management feature is supported */
 165        PHM_PlatformCaps_SurpriseRemoval,                       /* indicates that surprise removal feature is requested */
 166        PHM_PlatformCaps_NewCACVoltage,                         /* indicates new CAC voltage table support */
 167        PHM_PlatformCaps_DBRamping,                             /* for dI/dT feature */
 168        PHM_PlatformCaps_TDRamping,                             /* for dI/dT feature */
 169        PHM_PlatformCaps_TCPRamping,                            /* for dI/dT feature */
 170        PHM_PlatformCaps_EnableSMU7ThermalManagement,           /* SMC will manage thermal events */
 171        PHM_PlatformCaps_FPS,                                   /* FPS support */
 172        PHM_PlatformCaps_ACP,                                   /* ACP support */
 173        PHM_PlatformCaps_SclkThrottleLowNotification,           /* SCLK Throttle Low Notification */
 174        PHM_PlatformCaps_XDMAEnabled,                           /* XDMA engine is enabled */
 175        PHM_PlatformCaps_UseDummyBackEnd,                       /* use dummy back end */
 176        PHM_PlatformCaps_EnableDFSBypass,                       /* Enable DFS bypass */
 177        PHM_PlatformCaps_VddNBDirectRequest,
 178        PHM_PlatformCaps_PauseMMSessions,
 179        PHM_PlatformCaps_UnTabledHardwareInterface,             /* Tableless/direct call hardware interface for CI and newer ASICs */
 180        PHM_PlatformCaps_SMU7,                                  /* indicates that vpuRecoveryBegin without SMU shutdown */
 181        PHM_PlatformCaps_RevertGPIO5Polarity,                   /* indicates revert GPIO5 plarity table support */
 182        PHM_PlatformCaps_Thermal2GPIO17,                        /* indicates thermal2GPIO17 table support */
 183        PHM_PlatformCaps_ThermalOutGPIO,                        /* indicates ThermalOutGPIO support, pin number is assigned by VBIOS */
 184        PHM_PlatformCaps_DisableMclkSwitchingForFrameLock,      /* Disable memory clock switch during Framelock */
 185        PHM_PlatformCaps_VRHotGPIOConfigurable,                 /* indicates VR_HOT GPIO configurable */
 186        PHM_PlatformCaps_TempInversion,                         /* enable Temp Inversion feature */
 187        PHM_PlatformCaps_IOIC3,
 188        PHM_PlatformCaps_ConnectedStandby,
 189        PHM_PlatformCaps_EVV,
 190        PHM_PlatformCaps_EnableLongIdleBACOSupport,
 191        PHM_PlatformCaps_CombinePCCWithThermalSignal,
 192        PHM_PlatformCaps_DisableUsingActualTemperatureForPowerCalc,
 193        PHM_PlatformCaps_StablePState,
 194        PHM_PlatformCaps_OD6PlusinACSupport,
 195        PHM_PlatformCaps_OD6PlusinDCSupport,
 196        PHM_PlatformCaps_ODThermalLimitUnlock,
 197        PHM_PlatformCaps_ReducePowerLimit,
 198        PHM_PlatformCaps_ODFuzzyFanControlSupport,
 199        PHM_PlatformCaps_GeminiRegulatorFanControlSupport,
 200        PHM_PlatformCaps_ControlVDDGFX,
 201        PHM_PlatformCaps_BBBSupported,
 202        PHM_PlatformCaps_DisableVoltageIsland,
 203        PHM_PlatformCaps_FanSpeedInTableIsRPM,
 204        PHM_PlatformCaps_GFXClockGatingManagedInCAIL,
 205        PHM_PlatformCaps_IcelandULPSSWWorkAround,
 206        PHM_PlatformCaps_FPSEnhancement,
 207        PHM_PlatformCaps_LoadPostProductionFirmware,
 208        PHM_PlatformCaps_VpuRecoveryInProgress,
 209        PHM_PlatformCaps_Falcon_QuickTransition,
 210        PHM_PlatformCaps_AVFS,
 211        PHM_PlatformCaps_ClockStretcher,
 212        PHM_PlatformCaps_TablelessHardwareInterface,
 213        PHM_PlatformCaps_EnableDriverEVV,
 214        PHM_PlatformCaps_Max
 215};
 216
 217#define PHM_MAX_NUM_CAPS_BITS_PER_FIELD (sizeof(uint32_t)*8)
 218
 219/* Number of uint32_t entries used by CAPS table */
 220#define PHM_MAX_NUM_CAPS_ULONG_ENTRIES \
 221        ((PHM_PlatformCaps_Max + ((PHM_MAX_NUM_CAPS_BITS_PER_FIELD) - 1)) / (PHM_MAX_NUM_CAPS_BITS_PER_FIELD))
 222
 223struct pp_hw_descriptor {
 224        uint32_t hw_caps[PHM_MAX_NUM_CAPS_ULONG_ENTRIES];
 225};
 226
 227enum PHM_PerformanceLevelDesignation {
 228        PHM_PerformanceLevelDesignation_Activity,
 229        PHM_PerformanceLevelDesignation_PowerContainment
 230};
 231
 232typedef enum PHM_PerformanceLevelDesignation PHM_PerformanceLevelDesignation;
 233
 234struct PHM_PerformanceLevel {
 235    uint32_t    coreClock;
 236    uint32_t    memory_clock;
 237    uint32_t  vddc;
 238    uint32_t  vddci;
 239    uint32_t    nonLocalMemoryFreq;
 240    uint32_t nonLocalMemoryWidth;
 241};
 242
 243typedef struct PHM_PerformanceLevel PHM_PerformanceLevel;
 244
 245/* Function for setting a platform cap */
 246static inline void phm_cap_set(uint32_t *caps,
 247                        enum phm_platform_caps c)
 248{
 249        caps[c / PHM_MAX_NUM_CAPS_BITS_PER_FIELD] |= (1UL <<
 250                             (c & (PHM_MAX_NUM_CAPS_BITS_PER_FIELD - 1)));
 251}
 252
 253static inline void phm_cap_unset(uint32_t *caps,
 254                        enum phm_platform_caps c)
 255{
 256        caps[c / PHM_MAX_NUM_CAPS_BITS_PER_FIELD] &= ~(1UL << (c & (PHM_MAX_NUM_CAPS_BITS_PER_FIELD - 1)));
 257}
 258
 259static inline bool phm_cap_enabled(const uint32_t *caps, enum phm_platform_caps c)
 260{
 261        return (0 != (caps[c / PHM_MAX_NUM_CAPS_BITS_PER_FIELD] &
 262                  (1UL << (c & (PHM_MAX_NUM_CAPS_BITS_PER_FIELD - 1)))));
 263}
 264
 265#define PP_PCIEGenInvalid  0xffff
 266enum PP_PCIEGen {
 267    PP_PCIEGen1 = 0,                /* PCIE 1.0 - Transfer rate of 2.5 GT/s */
 268    PP_PCIEGen2,                    /*PCIE 2.0 - Transfer rate of 5.0 GT/s */
 269    PP_PCIEGen3                     /*PCIE 3.0 - Transfer rate of 8.0 GT/s */
 270};
 271
 272typedef enum PP_PCIEGen PP_PCIEGen;
 273
 274#define PP_Min_PCIEGen     PP_PCIEGen1
 275#define PP_Max_PCIEGen     PP_PCIEGen3
 276#define PP_Min_PCIELane    1
 277#define PP_Max_PCIELane    32
 278
 279enum phm_clock_Type {
 280        PHM_DispClock = 1,
 281        PHM_SClock,
 282        PHM_MemClock
 283};
 284
 285#define MAX_NUM_CLOCKS 16
 286
 287struct PP_Clocks {
 288        uint32_t engineClock;
 289        uint32_t memoryClock;
 290        uint32_t BusBandwidth;
 291        uint32_t engineClockInSR;
 292};
 293
 294struct pp_clock_info {
 295        uint32_t min_mem_clk;
 296        uint32_t max_mem_clk;
 297        uint32_t min_eng_clk;
 298        uint32_t max_eng_clk;
 299        uint32_t min_bus_bandwidth;
 300        uint32_t max_bus_bandwidth;
 301};
 302
 303struct phm_platform_descriptor {
 304        uint32_t platformCaps[PHM_MAX_NUM_CAPS_ULONG_ENTRIES];
 305        uint32_t vbiosInterruptId;
 306        struct PP_Clocks overdriveLimit;
 307        struct PP_Clocks clockStep;
 308        uint32_t hardwareActivityPerformanceLevels;
 309        uint32_t minimumClocksReductionPercentage;
 310        uint32_t minOverdriveVDDC;
 311        uint32_t maxOverdriveVDDC;
 312        uint32_t overdriveVDDCStep;
 313        uint32_t hardwarePerformanceLevels;
 314        uint16_t powerBudget;
 315        uint32_t TDPLimit;
 316        uint32_t nearTDPLimit;
 317        uint32_t nearTDPLimitAdjusted;
 318        uint32_t SQRampingThreshold;
 319        uint32_t CACLeakage;
 320        uint16_t TDPODLimit;
 321        uint32_t TDPAdjustment;
 322        bool TDPAdjustmentPolarity;
 323        uint16_t LoadLineSlope;
 324        uint32_t  VidMinLimit;
 325        uint32_t  VidMaxLimit;
 326        uint32_t  VidStep;
 327        uint32_t  VidAdjustment;
 328        bool VidAdjustmentPolarity;
 329};
 330
 331struct phm_clocks {
 332        uint32_t num_of_entries;
 333        uint32_t clock[MAX_NUM_CLOCKS];
 334};
 335
 336extern int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr);
 337extern int phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool gate);
 338extern int phm_powergate_vce(struct pp_hwmgr *hwmgr, bool gate);
 339extern int phm_powerdown_uvd(struct pp_hwmgr *hwmgr);
 340extern int phm_setup_asic(struct pp_hwmgr *hwmgr);
 341extern int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr);
 342extern void phm_init_dynamic_caps(struct pp_hwmgr *hwmgr);
 343extern bool phm_is_hw_access_blocked(struct pp_hwmgr *hwmgr);
 344extern int phm_block_hw_access(struct pp_hwmgr *hwmgr, bool block);
 345extern int phm_set_power_state(struct pp_hwmgr *hwmgr,
 346                    const struct pp_hw_power_state *pcurrent_state,
 347                 const struct pp_hw_power_state *pnew_power_state);
 348
 349extern int phm_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
 350                                   struct pp_power_state *adjusted_ps,
 351                             const struct pp_power_state *current_ps);
 352
 353extern int phm_force_dpm_levels(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level);
 354extern int phm_display_configuration_changed(struct pp_hwmgr *hwmgr);
 355extern int phm_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr);
 356extern int phm_register_thermal_interrupt(struct pp_hwmgr *hwmgr, const void *info);
 357extern int phm_start_thermal_controller(struct pp_hwmgr *hwmgr, struct PP_TemperatureRange *temperature_range);
 358extern int phm_stop_thermal_controller(struct pp_hwmgr *hwmgr);
 359extern bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr);
 360
 361extern int phm_check_states_equal(struct pp_hwmgr *hwmgr,
 362                                 const struct pp_hw_power_state *pstate1,
 363                                 const struct pp_hw_power_state *pstate2,
 364                                 bool *equal);
 365
 366extern int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr,
 367                const struct amd_pp_display_configuration *display_config);
 368
 369extern int phm_get_dal_power_level(struct pp_hwmgr *hwmgr,
 370                struct amd_pp_simple_clock_info *info);
 371
 372extern int phm_set_cpu_power_state(struct pp_hwmgr *hwmgr);
 373
 374extern int phm_power_down_asic(struct pp_hwmgr *hwmgr);
 375
 376extern int phm_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
 377                                PHM_PerformanceLevelDesignation designation, uint32_t index,
 378                                PHM_PerformanceLevel *level);
 379
 380extern int phm_get_clock_info(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
 381                        struct pp_clock_info *pclock_info,
 382                        PHM_PerformanceLevelDesignation designation);
 383
 384extern int phm_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *clock_info);
 385
 386extern int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks);
 387
 388extern int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks);
 389
 390#endif /* _HARDWARE_MANAGER_H_ */
 391
 392