linux/drivers/gpu/drm/radeon/sislands_smc.h
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   1/*
   2 * Copyright 2013 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 PP_SISLANDS_SMC_H
  24#define PP_SISLANDS_SMC_H
  25
  26#include "ppsmc.h"
  27
  28#pragma pack(push, 1)
  29
  30#define SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 16
  31
  32struct PP_SIslands_Dpm2PerfLevel
  33{
  34    uint8_t MaxPS;
  35    uint8_t TgtAct;
  36    uint8_t MaxPS_StepInc;
  37    uint8_t MaxPS_StepDec;
  38    uint8_t PSSamplingTime;
  39    uint8_t NearTDPDec;
  40    uint8_t AboveSafeInc;
  41    uint8_t BelowSafeInc;
  42    uint8_t PSDeltaLimit;
  43    uint8_t PSDeltaWin;
  44    uint16_t PwrEfficiencyRatio;
  45    uint8_t Reserved[4];
  46};
  47
  48typedef struct PP_SIslands_Dpm2PerfLevel PP_SIslands_Dpm2PerfLevel;
  49
  50struct PP_SIslands_DPM2Status
  51{
  52    uint32_t    dpm2Flags;
  53    uint8_t     CurrPSkip;
  54    uint8_t     CurrPSkipPowerShift;
  55    uint8_t     CurrPSkipTDP;
  56    uint8_t     CurrPSkipOCP;
  57    uint8_t     MaxSPLLIndex;
  58    uint8_t     MinSPLLIndex;
  59    uint8_t     CurrSPLLIndex;
  60    uint8_t     InfSweepMode;
  61    uint8_t     InfSweepDir;
  62    uint8_t     TDPexceeded;
  63    uint8_t     reserved;
  64    uint8_t     SwitchDownThreshold;
  65    uint32_t    SwitchDownCounter;
  66    uint32_t    SysScalingFactor;
  67};
  68
  69typedef struct PP_SIslands_DPM2Status PP_SIslands_DPM2Status;
  70
  71struct PP_SIslands_DPM2Parameters
  72{
  73    uint32_t    TDPLimit;
  74    uint32_t    NearTDPLimit;
  75    uint32_t    SafePowerLimit;
  76    uint32_t    PowerBoostLimit;
  77    uint32_t    MinLimitDelta;
  78};
  79typedef struct PP_SIslands_DPM2Parameters PP_SIslands_DPM2Parameters;
  80
  81struct PP_SIslands_PAPMStatus
  82{
  83    uint32_t    EstimatedDGPU_T;
  84    uint32_t    EstimatedDGPU_P;
  85    uint32_t    EstimatedAPU_T;
  86    uint32_t    EstimatedAPU_P;
  87    uint8_t     dGPU_T_Limit_Exceeded;
  88    uint8_t     reserved[3];
  89};
  90typedef struct PP_SIslands_PAPMStatus PP_SIslands_PAPMStatus;
  91
  92struct PP_SIslands_PAPMParameters
  93{
  94    uint32_t    NearTDPLimitTherm;
  95    uint32_t    NearTDPLimitPAPM;
  96    uint32_t    PlatformPowerLimit;
  97    uint32_t    dGPU_T_Limit;
  98    uint32_t    dGPU_T_Warning;
  99    uint32_t    dGPU_T_Hysteresis;
 100};
 101typedef struct PP_SIslands_PAPMParameters PP_SIslands_PAPMParameters;
 102
 103struct SISLANDS_SMC_SCLK_VALUE
 104{
 105    uint32_t    vCG_SPLL_FUNC_CNTL;
 106    uint32_t    vCG_SPLL_FUNC_CNTL_2;
 107    uint32_t    vCG_SPLL_FUNC_CNTL_3;
 108    uint32_t    vCG_SPLL_FUNC_CNTL_4;
 109    uint32_t    vCG_SPLL_SPREAD_SPECTRUM;
 110    uint32_t    vCG_SPLL_SPREAD_SPECTRUM_2;
 111    uint32_t    sclk_value;
 112};
 113
 114typedef struct SISLANDS_SMC_SCLK_VALUE SISLANDS_SMC_SCLK_VALUE;
 115
 116struct SISLANDS_SMC_MCLK_VALUE
 117{
 118    uint32_t    vMPLL_FUNC_CNTL;
 119    uint32_t    vMPLL_FUNC_CNTL_1;
 120    uint32_t    vMPLL_FUNC_CNTL_2;
 121    uint32_t    vMPLL_AD_FUNC_CNTL;
 122    uint32_t    vMPLL_DQ_FUNC_CNTL;
 123    uint32_t    vMCLK_PWRMGT_CNTL;
 124    uint32_t    vDLL_CNTL;
 125    uint32_t    vMPLL_SS;
 126    uint32_t    vMPLL_SS2;
 127    uint32_t    mclk_value;
 128};
 129
 130typedef struct SISLANDS_SMC_MCLK_VALUE SISLANDS_SMC_MCLK_VALUE;
 131
 132struct SISLANDS_SMC_VOLTAGE_VALUE
 133{
 134    uint16_t    value;
 135    uint8_t     index;
 136    uint8_t     phase_settings;
 137};
 138
 139typedef struct SISLANDS_SMC_VOLTAGE_VALUE SISLANDS_SMC_VOLTAGE_VALUE;
 140
 141struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL
 142{
 143    uint8_t                     ACIndex;
 144    uint8_t                     displayWatermark;
 145    uint8_t                     gen2PCIE;
 146    uint8_t                     UVDWatermark;
 147    uint8_t                     VCEWatermark;
 148    uint8_t                     strobeMode;
 149    uint8_t                     mcFlags;
 150    uint8_t                     padding;
 151    uint32_t                    aT;
 152    uint32_t                    bSP;
 153    SISLANDS_SMC_SCLK_VALUE     sclk;
 154    SISLANDS_SMC_MCLK_VALUE     mclk;
 155    SISLANDS_SMC_VOLTAGE_VALUE  vddc;
 156    SISLANDS_SMC_VOLTAGE_VALUE  mvdd;
 157    SISLANDS_SMC_VOLTAGE_VALUE  vddci;
 158    SISLANDS_SMC_VOLTAGE_VALUE  std_vddc;
 159    uint8_t                     hysteresisUp;
 160    uint8_t                     hysteresisDown;
 161    uint8_t                     stateFlags;
 162    uint8_t                     arbRefreshState;
 163    uint32_t                    SQPowerThrottle;
 164    uint32_t                    SQPowerThrottle_2;
 165    uint32_t                    MaxPoweredUpCU;
 166    SISLANDS_SMC_VOLTAGE_VALUE  high_temp_vddc;
 167    SISLANDS_SMC_VOLTAGE_VALUE  low_temp_vddc;
 168    uint32_t                    reserved[2];
 169    PP_SIslands_Dpm2PerfLevel   dpm2;
 170};
 171
 172#define SISLANDS_SMC_STROBE_RATIO    0x0F
 173#define SISLANDS_SMC_STROBE_ENABLE   0x10
 174
 175#define SISLANDS_SMC_MC_EDC_RD_FLAG  0x01
 176#define SISLANDS_SMC_MC_EDC_WR_FLAG  0x02
 177#define SISLANDS_SMC_MC_RTT_ENABLE   0x04
 178#define SISLANDS_SMC_MC_STUTTER_EN   0x08
 179#define SISLANDS_SMC_MC_PG_EN        0x10
 180
 181typedef struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL SISLANDS_SMC_HW_PERFORMANCE_LEVEL;
 182
 183struct SISLANDS_SMC_SWSTATE
 184{
 185        uint8_t                             flags;
 186        uint8_t                             levelCount;
 187        uint8_t                             padding2;
 188        uint8_t                             padding3;
 189        SISLANDS_SMC_HW_PERFORMANCE_LEVEL   levels[];
 190};
 191
 192typedef struct SISLANDS_SMC_SWSTATE SISLANDS_SMC_SWSTATE;
 193
 194struct SISLANDS_SMC_SWSTATE_SINGLE {
 195        uint8_t                             flags;
 196        uint8_t                             levelCount;
 197        uint8_t                             padding2;
 198        uint8_t                             padding3;
 199        SISLANDS_SMC_HW_PERFORMANCE_LEVEL   level;
 200};
 201
 202#define SISLANDS_SMC_VOLTAGEMASK_VDDC  0
 203#define SISLANDS_SMC_VOLTAGEMASK_MVDD  1
 204#define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2
 205#define SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING 3
 206#define SISLANDS_SMC_VOLTAGEMASK_MAX   4
 207
 208struct SISLANDS_SMC_VOLTAGEMASKTABLE
 209{
 210    uint32_t lowMask[SISLANDS_SMC_VOLTAGEMASK_MAX];
 211};
 212
 213typedef struct SISLANDS_SMC_VOLTAGEMASKTABLE SISLANDS_SMC_VOLTAGEMASKTABLE;
 214
 215#define SISLANDS_MAX_NO_VREG_STEPS 32
 216
 217struct SISLANDS_SMC_STATETABLE
 218{
 219        uint8_t                                 thermalProtectType;
 220        uint8_t                                 systemFlags;
 221        uint8_t                                 maxVDDCIndexInPPTable;
 222        uint8_t                                 extraFlags;
 223        uint32_t                                lowSMIO[SISLANDS_MAX_NO_VREG_STEPS];
 224        SISLANDS_SMC_VOLTAGEMASKTABLE           voltageMaskTable;
 225        SISLANDS_SMC_VOLTAGEMASKTABLE           phaseMaskTable;
 226        PP_SIslands_DPM2Parameters              dpm2Params;
 227        struct SISLANDS_SMC_SWSTATE_SINGLE      initialState;
 228        struct SISLANDS_SMC_SWSTATE_SINGLE      ACPIState;
 229        struct SISLANDS_SMC_SWSTATE_SINGLE      ULVState;
 230        SISLANDS_SMC_SWSTATE                    driverState;
 231        SISLANDS_SMC_HW_PERFORMANCE_LEVEL       dpmLevels[SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
 232};
 233
 234typedef struct SISLANDS_SMC_STATETABLE SISLANDS_SMC_STATETABLE;
 235
 236#define SI_SMC_SOFT_REGISTER_mclk_chg_timeout         0x0
 237#define SI_SMC_SOFT_REGISTER_delay_vreg               0xC
 238#define SI_SMC_SOFT_REGISTER_delay_acpi               0x28
 239#define SI_SMC_SOFT_REGISTER_seq_index                0x5C
 240#define SI_SMC_SOFT_REGISTER_mvdd_chg_time            0x60
 241#define SI_SMC_SOFT_REGISTER_mclk_switch_lim          0x70
 242#define SI_SMC_SOFT_REGISTER_watermark_threshold      0x78
 243#define SI_SMC_SOFT_REGISTER_phase_shedding_delay     0x88
 244#define SI_SMC_SOFT_REGISTER_ulv_volt_change_delay    0x8C
 245#define SI_SMC_SOFT_REGISTER_mc_block_delay           0x98
 246#define SI_SMC_SOFT_REGISTER_ticks_per_us             0xA8
 247#define SI_SMC_SOFT_REGISTER_crtc_index               0xC4
 248#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_min 0xC8
 249#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_max 0xCC
 250#define SI_SMC_SOFT_REGISTER_non_ulv_pcie_link_width  0xF4
 251#define SI_SMC_SOFT_REGISTER_tdr_is_about_to_happen   0xFC
 252#define SI_SMC_SOFT_REGISTER_vr_hot_gpio              0x100
 253#define SI_SMC_SOFT_REGISTER_svi_rework_plat_type     0x118
 254#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svd   0x11c
 255#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svc   0x120
 256
 257struct PP_SIslands_FanTable
 258{
 259        uint8_t  fdo_mode;
 260        uint8_t  padding;
 261        int16_t  temp_min;
 262        int16_t  temp_med;
 263        int16_t  temp_max;
 264        int16_t  slope1;
 265        int16_t  slope2;
 266        int16_t  fdo_min;
 267        int16_t  hys_up;
 268        int16_t  hys_down;
 269        int16_t  hys_slope;
 270        int16_t  temp_resp_lim;
 271        int16_t  temp_curr;
 272        int16_t  slope_curr;
 273        int16_t  pwm_curr;
 274        uint32_t refresh_period;
 275        int16_t  fdo_max;
 276        uint8_t  temp_src;
 277        int8_t  padding2;
 278};
 279
 280typedef struct PP_SIslands_FanTable PP_SIslands_FanTable;
 281
 282#define SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES 16
 283#define SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES 32
 284
 285#define SMC_SISLANDS_SCALE_I  7
 286#define SMC_SISLANDS_SCALE_R 12
 287
 288struct PP_SIslands_CacConfig
 289{
 290    uint16_t   cac_lkge_lut[SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES][SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES];
 291    uint32_t   lkge_lut_V0;
 292    uint32_t   lkge_lut_Vstep;
 293    uint32_t   WinTime;
 294    uint32_t   R_LL;
 295    uint32_t   calculation_repeats;
 296    uint32_t   l2numWin_TDP;
 297    uint32_t   dc_cac;
 298    uint8_t    lts_truncate_n;
 299    uint8_t    SHIFT_N;
 300    uint8_t    log2_PG_LKG_SCALE;
 301    uint8_t    cac_temp;
 302    uint32_t   lkge_lut_T0;
 303    uint32_t   lkge_lut_Tstep;
 304};
 305
 306typedef struct PP_SIslands_CacConfig PP_SIslands_CacConfig;
 307
 308#define SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE 16
 309#define SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT 20
 310
 311struct SMC_SIslands_MCRegisterAddress
 312{
 313    uint16_t s0;
 314    uint16_t s1;
 315};
 316
 317typedef struct SMC_SIslands_MCRegisterAddress SMC_SIslands_MCRegisterAddress;
 318
 319struct SMC_SIslands_MCRegisterSet
 320{
 321    uint32_t value[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
 322};
 323
 324typedef struct SMC_SIslands_MCRegisterSet SMC_SIslands_MCRegisterSet;
 325
 326struct SMC_SIslands_MCRegisters
 327{
 328    uint8_t                             last;
 329    uint8_t                             reserved[3];
 330    SMC_SIslands_MCRegisterAddress      address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
 331    SMC_SIslands_MCRegisterSet          data[SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT];
 332};
 333
 334typedef struct SMC_SIslands_MCRegisters SMC_SIslands_MCRegisters;
 335
 336struct SMC_SIslands_MCArbDramTimingRegisterSet
 337{
 338    uint32_t mc_arb_dram_timing;
 339    uint32_t mc_arb_dram_timing2;
 340    uint8_t  mc_arb_rfsh_rate;
 341    uint8_t  mc_arb_burst_time;
 342    uint8_t  padding[2];
 343};
 344
 345typedef struct SMC_SIslands_MCArbDramTimingRegisterSet SMC_SIslands_MCArbDramTimingRegisterSet;
 346
 347struct SMC_SIslands_MCArbDramTimingRegisters
 348{
 349    uint8_t                                     arb_current;
 350    uint8_t                                     reserved[3];
 351    SMC_SIslands_MCArbDramTimingRegisterSet     data[16];
 352};
 353
 354typedef struct SMC_SIslands_MCArbDramTimingRegisters SMC_SIslands_MCArbDramTimingRegisters;
 355
 356struct SMC_SISLANDS_SPLL_DIV_TABLE
 357{
 358    uint32_t    freq[256];
 359    uint32_t    ss[256];
 360};
 361
 362#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_MASK  0x01ffffff
 363#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT 0
 364#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_MASK   0xfe000000
 365#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT  25
 366#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_MASK   0x000fffff
 367#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT  0
 368#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_MASK   0xfff00000
 369#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT  20
 370
 371typedef struct SMC_SISLANDS_SPLL_DIV_TABLE SMC_SISLANDS_SPLL_DIV_TABLE;
 372
 373#define SMC_SISLANDS_DTE_MAX_FILTER_STAGES 5
 374
 375#define SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE 16
 376
 377struct Smc_SIslands_DTE_Configuration
 378{
 379    uint32_t tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
 380    uint32_t R[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
 381    uint32_t K;
 382    uint32_t T0;
 383    uint32_t MaxT;
 384    uint8_t  WindowSize;
 385    uint8_t  Tdep_count;
 386    uint8_t  temp_select;
 387    uint8_t  DTE_mode;
 388    uint8_t  T_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
 389    uint32_t Tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
 390    uint32_t Tdep_R[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
 391    uint32_t Tthreshold;
 392};
 393
 394typedef struct Smc_SIslands_DTE_Configuration Smc_SIslands_DTE_Configuration;
 395
 396#define SMC_SISLANDS_DTE_STATUS_FLAG_DTE_ON 1
 397
 398#define SISLANDS_SMC_FIRMWARE_HEADER_LOCATION 0x10000
 399
 400#define SISLANDS_SMC_FIRMWARE_HEADER_version                   0x0
 401#define SISLANDS_SMC_FIRMWARE_HEADER_flags                     0x4
 402#define SISLANDS_SMC_FIRMWARE_HEADER_softRegisters             0xC
 403#define SISLANDS_SMC_FIRMWARE_HEADER_stateTable                0x10
 404#define SISLANDS_SMC_FIRMWARE_HEADER_fanTable                  0x14
 405#define SISLANDS_SMC_FIRMWARE_HEADER_CacConfigTable            0x18
 406#define SISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable           0x24
 407#define SISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable 0x30
 408#define SISLANDS_SMC_FIRMWARE_HEADER_spllTable                 0x38
 409#define SISLANDS_SMC_FIRMWARE_HEADER_DteConfiguration          0x40
 410#define SISLANDS_SMC_FIRMWARE_HEADER_PAPMParameters            0x48
 411
 412#pragma pack(pop)
 413
 414int si_copy_bytes_to_smc(struct radeon_device *rdev,
 415                         u32 smc_start_address,
 416                         const u8 *src, u32 byte_count, u32 limit);
 417void si_start_smc(struct radeon_device *rdev);
 418void si_reset_smc(struct radeon_device *rdev);
 419int si_program_jump_on_start(struct radeon_device *rdev);
 420void si_stop_smc_clock(struct radeon_device *rdev);
 421void si_start_smc_clock(struct radeon_device *rdev);
 422bool si_is_smc_running(struct radeon_device *rdev);
 423PPSMC_Result si_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
 424PPSMC_Result si_wait_for_smc_inactive(struct radeon_device *rdev);
 425int si_load_smc_ucode(struct radeon_device *rdev, u32 limit);
 426int si_read_smc_sram_dword(struct radeon_device *rdev, u32 smc_address,
 427                           u32 *value, u32 limit);
 428int si_write_smc_sram_dword(struct radeon_device *rdev, u32 smc_address,
 429                            u32 value, u32 limit);
 430
 431#endif
 432
 433