drivers/gpu/drm/amd/powerplay/hwmgr/smu8_hwmgr.c

   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 #include "pp_debug.h"
  24 #include <linux/types.h>
  25 #include <linux/kernel.h>
  26 #include <linux/slab.h>
  27 #include "atom-types.h"
  28 #include "atombios.h"
  29 #include "processpptables.h"
  30 #include "cgs_common.h"
  31 #include "smu/smu_8_0_d.h"
  32 #include "smu8_fusion.h"
  33 #include "smu/smu_8_0_sh_mask.h"
  34 #include "smumgr.h"
  35 #include "hwmgr.h"
  36 #include "hardwaremanager.h"
  37 #include "cz_ppsmc.h"
  38 #include "smu8_hwmgr.h"
  39 #include "power_state.h"
  40 #include "pp_thermal.h"
  41
  42 #define ixSMUSVI_NB_CURRENTVID 0xD8230044
  43 #define CURRENT_NB_VID_MASK 0xff000000
  44 #define CURRENT_NB_VID__SHIFT 24
  45 #define ixSMUSVI_GFX_CURRENTVID  0xD8230048
  46 #define CURRENT_GFX_VID_MASK 0xff000000
  47 #define CURRENT_GFX_VID__SHIFT 24
  48
  49 static const unsigned long smu8_magic = (unsigned long) PHM_Cz_Magic;
  50
  51 static struct smu8_power_state *cast_smu8_power_state(struct pp_hw_power_state *hw_ps)
  52 {
  53         if (smu8_magic != hw_ps->magic)
  54                 return NULL;
  55
  56         return (struct smu8_power_state *)hw_ps;
  57 }
  58
  59 static const struct smu8_power_state *cast_const_smu8_power_state(
  60                                 const struct pp_hw_power_state *hw_ps)
  61 {
  62         if (smu8_magic != hw_ps->magic)
  63                 return NULL;
  64
  65         return (struct smu8_power_state *)hw_ps;
  66 }
  67
  68 static uint32_t smu8_get_eclk_level(struct pp_hwmgr *hwmgr,
  69                                         uint32_t clock, uint32_t msg)
  70 {
  71         int i = 0;
  72         struct phm_vce_clock_voltage_dependency_table *ptable =
  73                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
  74
  75         switch (msg) {
  76         case PPSMC_MSG_SetEclkSoftMin:
  77         case PPSMC_MSG_SetEclkHardMin:
  78                 for (i = 0; i < (int)ptable->count; i++) {
  79                         if (clock <= ptable->entries[i].ecclk)
  80                                 break;
  81                 }
  82                 break;
  83
  84         case PPSMC_MSG_SetEclkSoftMax:
  85         case PPSMC_MSG_SetEclkHardMax:
  86                 for (i = ptable->count - 1; i >= 0; i--) {
  87                         if (clock >= ptable->entries[i].ecclk)
  88                                 break;
  89                 }
  90                 break;
  91
  92         default:
  93                 break;
  94         }
  95
  96         return i;
  97 }
  98
  99 static uint32_t smu8_get_sclk_level(struct pp_hwmgr *hwmgr,
 100                                 uint32_t clock, uint32_t msg)
 101 {
 102         int i = 0;
 103         struct phm_clock_voltage_dependency_table *table =
 104                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 105
 106         switch (msg) {
 107         case PPSMC_MSG_SetSclkSoftMin:
 108         case PPSMC_MSG_SetSclkHardMin:
 109                 for (i = 0; i < (int)table->count; i++) {
 110                         if (clock <= table->entries[i].clk)
 111                                 break;
 112                 }
 113                 break;
 114
 115         case PPSMC_MSG_SetSclkSoftMax:
 116         case PPSMC_MSG_SetSclkHardMax:
 117                 for (i = table->count - 1; i >= 0; i--) {
 118                         if (clock >= table->entries[i].clk)
 119                                 break;
 120                 }
 121                 break;
 122
 123         default:
 124                 break;
 125         }
 126         return i;
 127 }
 128
 129 static uint32_t smu8_get_uvd_level(struct pp_hwmgr *hwmgr,
 130                                         uint32_t clock, uint32_t msg)
 131 {
 132         int i = 0;
 133         struct phm_uvd_clock_voltage_dependency_table *ptable =
 134                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 135
 136         switch (msg) {
 137         case PPSMC_MSG_SetUvdSoftMin:
 138         case PPSMC_MSG_SetUvdHardMin:
 139                 for (i = 0; i < (int)ptable->count; i++) {
 140                         if (clock <= ptable->entries[i].vclk)
 141                                 break;
 142                 }
 143                 break;
 144
 145         case PPSMC_MSG_SetUvdSoftMax:
 146         case PPSMC_MSG_SetUvdHardMax:
 147                 for (i = ptable->count - 1; i >= 0; i--) {
 148                         if (clock >= ptable->entries[i].vclk)
 149                                 break;
 150                 }
 151                 break;
 152
 153         default:
 154                 break;
 155         }
 156
 157         return i;
 158 }
 159
 160 static uint32_t smu8_get_max_sclk_level(struct pp_hwmgr *hwmgr)
 161 {
 162         struct smu8_hwmgr *data = hwmgr->backend;
 163
 164         if (data->max_sclk_level == 0) {
 165                 smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxSclkLevel);
 166                 data->max_sclk_level = smum_get_argument(hwmgr) + 1;
 167         }
 168
 169         return data->max_sclk_level;
 170 }
 171
 172 static int smu8_initialize_dpm_defaults(struct pp_hwmgr *hwmgr)
 173 {
 174         struct smu8_hwmgr *data = hwmgr->backend;
 175         struct amdgpu_device *adev = hwmgr->adev;
 176
 177         data->gfx_ramp_step = 256*25/100;
 178         data->gfx_ramp_delay = 1; /* by default, we delay 1us */
 179
 180         data->mgcg_cgtt_local0 = 0x00000000;
 181         data->mgcg_cgtt_local1 = 0x00000000;
 182         data->clock_slow_down_freq = 25000;
 183         data->skip_clock_slow_down = 1;
 184         data->enable_nb_ps_policy = 1; /* disable until UNB is ready, Enabled */
 185         data->voltage_drop_in_dce_power_gating = 0; /* disable until fully verified */
 186         data->voting_rights_clients = 0x00C00033;
 187         data->static_screen_threshold = 8;
 188         data->ddi_power_gating_disabled = 0;
 189         data->bapm_enabled = 1;
 190         data->voltage_drop_threshold = 0;
 191         data->gfx_power_gating_threshold = 500;
 192         data->vce_slow_sclk_threshold = 20000;
 193         data->dce_slow_sclk_threshold = 30000;
 194         data->disable_driver_thermal_policy = 1;
 195         data->disable_nb_ps3_in_battery = 0;
 196
 197         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 198                                                         PHM_PlatformCaps_ABM);
 199
 200         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 201                                     PHM_PlatformCaps_NonABMSupportInPPLib);
 202
 203         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 204                                         PHM_PlatformCaps_DynamicM3Arbiter);
 205
 206         data->override_dynamic_mgpg = 1;
 207
 208         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 209                                   PHM_PlatformCaps_DynamicPatchPowerState);
 210
 211         data->thermal_auto_throttling_treshold = 0;
 212         data->tdr_clock = 0;
 213         data->disable_gfx_power_gating_in_uvd = 0;
 214
 215         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 216                                         PHM_PlatformCaps_DynamicUVDState);
 217
 218         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 219                         PHM_PlatformCaps_UVDDPM);
 220         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 221                         PHM_PlatformCaps_VCEDPM);
 222
 223         data->cc6_settings.cpu_cc6_disable = false;
 224         data->cc6_settings.cpu_pstate_disable = false;
 225         data->cc6_settings.nb_pstate_switch_disable = false;
 226         data->cc6_settings.cpu_pstate_separation_time = 0;
 227
 228         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 229                                    PHM_PlatformCaps_DisableVoltageIsland);
 230
 231         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 232                       PHM_PlatformCaps_UVDPowerGating);
 233         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 234                       PHM_PlatformCaps_VCEPowerGating);
 235
 236         if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
 237                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 238                               PHM_PlatformCaps_UVDPowerGating);
 239         if (adev->pg_flags & AMD_PG_SUPPORT_VCE)
 240                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 241                               PHM_PlatformCaps_VCEPowerGating);
 242
 243
 244         return 0;
 245 }
 246
 247 /* convert form 8bit vid to real voltage in mV*4 */
 248 static uint32_t smu8_convert_8Bit_index_to_voltage(
 249                         struct pp_hwmgr *hwmgr, uint16_t voltage)
 250 {
 251         return 6200 - (voltage * 25);
 252 }
 253
 254 static int smu8_construct_max_power_limits_table(struct pp_hwmgr *hwmgr,
 255                         struct phm_clock_and_voltage_limits *table)
 256 {
 257         struct smu8_hwmgr *data = hwmgr->backend;
 258         struct smu8_sys_info *sys_info = &data->sys_info;
 259         struct phm_clock_voltage_dependency_table *dep_table =
 260                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 261
 262         if (dep_table->count > 0) {
 263                 table->sclk = dep_table->entries[dep_table->count-1].clk;
 264                 table->vddc = smu8_convert_8Bit_index_to_voltage(hwmgr,
 265                    (uint16_t)dep_table->entries[dep_table->count-1].v);
 266         }
 267         table->mclk = sys_info->nbp_memory_clock[0];
 268         return 0;
 269 }
 270
 271 static int smu8_init_dynamic_state_adjustment_rule_settings(
 272                         struct pp_hwmgr *hwmgr,
 273                         ATOM_CLK_VOLT_CAPABILITY *disp_voltage_table)
 274 {
 275         uint32_t table_size =
 276                 sizeof(struct phm_clock_voltage_dependency_table) +
 277                 (7 * sizeof(struct phm_clock_voltage_dependency_record));
 278
 279         struct phm_clock_voltage_dependency_table *table_clk_vlt =
 280                                         kzalloc(table_size, GFP_KERNEL);
 281
 282         if (NULL == table_clk_vlt) {
 283                 pr_err("Can not allocate memory!\n");
 284                 return -ENOMEM;
 285         }
 286
 287         table_clk_vlt->count = 8;
 288         table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_0;
 289         table_clk_vlt->entries[0].v = 0;
 290         table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_1;
 291         table_clk_vlt->entries[1].v = 1;
 292         table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_2;
 293         table_clk_vlt->entries[2].v = 2;
 294         table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_3;
 295         table_clk_vlt->entries[3].v = 3;
 296         table_clk_vlt->entries[4].clk = PP_DAL_POWERLEVEL_4;
 297         table_clk_vlt->entries[4].v = 4;
 298         table_clk_vlt->entries[5].clk = PP_DAL_POWERLEVEL_5;
 299         table_clk_vlt->entries[5].v = 5;
 300         table_clk_vlt->entries[6].clk = PP_DAL_POWERLEVEL_6;
 301         table_clk_vlt->entries[6].v = 6;
 302         table_clk_vlt->entries[7].clk = PP_DAL_POWERLEVEL_7;
 303         table_clk_vlt->entries[7].v = 7;
 304         hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt;
 305
 306         return 0;
 307 }
 308
 309 static int smu8_get_system_info_data(struct pp_hwmgr *hwmgr)
 310 {
 311         struct smu8_hwmgr *data = hwmgr->backend;
 312         ATOM_INTEGRATED_SYSTEM_INFO_V1_9 *info = NULL;
 313         uint32_t i;
 314         int result = 0;
 315         uint8_t frev, crev;
 316         uint16_t size;
 317
 318         info = (ATOM_INTEGRATED_SYSTEM_INFO_V1_9 *)smu_atom_get_data_table(hwmgr->adev,
 319                         GetIndexIntoMasterTable(DATA, IntegratedSystemInfo),
 320                         &size, &frev, &crev);
 321
 322         if (info == NULL) {
 323                 pr_err("Could not retrieve the Integrated System Info Table!\n");
 324                 return -EINVAL;
 325         }
 326
 327         if (crev != 9) {
 328                 pr_err("Unsupported IGP table: %d %d\n", frev, crev);
 329                 return -EINVAL;
 330         }
 331
 332         data->sys_info.bootup_uma_clock =
 333                                    le32_to_cpu(info->ulBootUpUMAClock);
 334
 335         data->sys_info.bootup_engine_clock =
 336                                 le32_to_cpu(info->ulBootUpEngineClock);
 337
 338         data->sys_info.dentist_vco_freq =
 339                                    le32_to_cpu(info->ulDentistVCOFreq);
 340
 341         data->sys_info.system_config =
 342                                      le32_to_cpu(info->ulSystemConfig);
 343
 344         data->sys_info.bootup_nb_voltage_index =
 345                                   le16_to_cpu(info->usBootUpNBVoltage);
 346
 347         data->sys_info.htc_hyst_lmt =
 348                         (info->ucHtcHystLmt == 0) ? 5 : info->ucHtcHystLmt;
 349
 350         data->sys_info.htc_tmp_lmt =
 351                         (info->ucHtcTmpLmt == 0) ? 203 : info->ucHtcTmpLmt;
 352
 353         if (data->sys_info.htc_tmp_lmt <=
 354                         data->sys_info.htc_hyst_lmt) {
 355                 pr_err("The htcTmpLmt should be larger than htcHystLmt.\n");
 356                 return -EINVAL;
 357         }
 358
 359         data->sys_info.nb_dpm_enable =
 360                                 data->enable_nb_ps_policy &&
 361                                 (le32_to_cpu(info->ulSystemConfig) >> 3 & 0x1);
 362
 363         for (i = 0; i < SMU8_NUM_NBPSTATES; i++) {
 364                 if (i < SMU8_NUM_NBPMEMORYCLOCK) {
 365                         data->sys_info.nbp_memory_clock[i] =
 366                           le32_to_cpu(info->ulNbpStateMemclkFreq[i]);
 367                 }
 368                 data->sys_info.nbp_n_clock[i] =
 369                             le32_to_cpu(info->ulNbpStateNClkFreq[i]);
 370         }
 371
 372         for (i = 0; i < MAX_DISPLAY_CLOCK_LEVEL; i++) {
 373                 data->sys_info.display_clock[i] =
 374                                         le32_to_cpu(info->sDispClkVoltageMapping[i].ulMaximumSupportedCLK);
 375         }
 376
 377         /* Here use 4 levels, make sure not exceed */
 378         for (i = 0; i < SMU8_NUM_NBPSTATES; i++) {
 379                 data->sys_info.nbp_voltage_index[i] =
 380                              le16_to_cpu(info->usNBPStateVoltage[i]);
 381         }
 382
 383         if (!data->sys_info.nb_dpm_enable) {
 384                 for (i = 1; i < SMU8_NUM_NBPSTATES; i++) {
 385                         if (i < SMU8_NUM_NBPMEMORYCLOCK) {
 386                                 data->sys_info.nbp_memory_clock[i] =
 387                                     data->sys_info.nbp_memory_clock[0];
 388                         }
 389                         data->sys_info.nbp_n_clock[i] =
 390                                     data->sys_info.nbp_n_clock[0];
 391                         data->sys_info.nbp_voltage_index[i] =
 392                                     data->sys_info.nbp_voltage_index[0];
 393                 }
 394         }
 395
 396         if (le32_to_cpu(info->ulGPUCapInfo) &
 397                 SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS) {
 398                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 399                                     PHM_PlatformCaps_EnableDFSBypass);
 400         }
 401
 402         data->sys_info.uma_channel_number = info->ucUMAChannelNumber;
 403
 404         smu8_construct_max_power_limits_table (hwmgr,
 405                                     &hwmgr->dyn_state.max_clock_voltage_on_ac);
 406
 407         smu8_init_dynamic_state_adjustment_rule_settings(hwmgr,
 408                                     &info->sDISPCLK_Voltage[0]);
 409
 410         return result;
 411 }
 412
 413 static int smu8_construct_boot_state(struct pp_hwmgr *hwmgr)
 414 {
 415         struct smu8_hwmgr *data = hwmgr->backend;
 416
 417         data->boot_power_level.engineClock =
 418                                 data->sys_info.bootup_engine_clock;
 419
 420         data->boot_power_level.vddcIndex =
 421                         (uint8_t)data->sys_info.bootup_nb_voltage_index;
 422
 423         data->boot_power_level.dsDividerIndex = 0;
 424         data->boot_power_level.ssDividerIndex = 0;
 425         data->boot_power_level.allowGnbSlow = 1;
 426         data->boot_power_level.forceNBPstate = 0;
 427         data->boot_power_level.hysteresis_up = 0;
 428         data->boot_power_level.numSIMDToPowerDown = 0;
 429         data->boot_power_level.display_wm = 0;
 430         data->boot_power_level.vce_wm = 0;
 431
 432         return 0;
 433 }
 434
 435 static int smu8_upload_pptable_to_smu(struct pp_hwmgr *hwmgr)
 436 {
 437         struct SMU8_Fusion_ClkTable *clock_table;
 438         int ret;
 439         uint32_t i;
 440         void *table = NULL;
 441         pp_atomctrl_clock_dividers_kong dividers;
 442
 443         struct phm_clock_voltage_dependency_table *vddc_table =
 444                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 445         struct phm_clock_voltage_dependency_table *vdd_gfx_table =
 446                 hwmgr->dyn_state.vdd_gfx_dependency_on_sclk;
 447         struct phm_acp_clock_voltage_dependency_table *acp_table =
 448                 hwmgr->dyn_state.acp_clock_voltage_dependency_table;
 449         struct phm_uvd_clock_voltage_dependency_table *uvd_table =
 450                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 451         struct phm_vce_clock_voltage_dependency_table *vce_table =
 452                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
 453
 454         if (!hwmgr->need_pp_table_upload)
 455                 return 0;
 456
 457         ret = smum_download_powerplay_table(hwmgr, &table);
 458
 459         PP_ASSERT_WITH_CODE((0 == ret && NULL != table),
 460                             "Fail to get clock table from SMU!", return -EINVAL;);
 461
 462         clock_table = (struct SMU8_Fusion_ClkTable *)table;
 463
 464         /* patch clock table */
 465         PP_ASSERT_WITH_CODE((vddc_table->count <= SMU8_MAX_HARDWARE_POWERLEVELS),
 466                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 467         PP_ASSERT_WITH_CODE((vdd_gfx_table->count <= SMU8_MAX_HARDWARE_POWERLEVELS),
 468                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 469         PP_ASSERT_WITH_CODE((acp_table->count <= SMU8_MAX_HARDWARE_POWERLEVELS),
 470                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 471         PP_ASSERT_WITH_CODE((uvd_table->count <= SMU8_MAX_HARDWARE_POWERLEVELS),
 472                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 473         PP_ASSERT_WITH_CODE((vce_table->count <= SMU8_MAX_HARDWARE_POWERLEVELS),
 474                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 475
 476         for (i = 0; i < SMU8_MAX_HARDWARE_POWERLEVELS; i++) {
 477
 478                 /* vddc_sclk */
 479                 clock_table->SclkBreakdownTable.ClkLevel[i].GnbVid =
 480                         (i < vddc_table->count) ? (uint8_t)vddc_table->entries[i].v : 0;
 481                 clock_table->SclkBreakdownTable.ClkLevel[i].Frequency =
 482                         (i < vddc_table->count) ? vddc_table->entries[i].clk : 0;
 483
 484                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 485                                                       clock_table->SclkBreakdownTable.ClkLevel[i].Frequency,
 486                                                       &dividers);
 487
 488                 clock_table->SclkBreakdownTable.ClkLevel[i].DfsDid =
 489                         (uint8_t)dividers.pll_post_divider;
 490
 491                 /* vddgfx_sclk */
 492                 clock_table->SclkBreakdownTable.ClkLevel[i].GfxVid =
 493                         (i < vdd_gfx_table->count) ? (uint8_t)vdd_gfx_table->entries[i].v : 0;
 494
 495                 /* acp breakdown */
 496                 clock_table->AclkBreakdownTable.ClkLevel[i].GfxVid =
 497                         (i < acp_table->count) ? (uint8_t)acp_table->entries[i].v : 0;
 498                 clock_table->AclkBreakdownTable.ClkLevel[i].Frequency =
 499                         (i < acp_table->count) ? acp_table->entries[i].acpclk : 0;
 500
 501                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 502                                                       clock_table->AclkBreakdownTable.ClkLevel[i].Frequency,
 503                                                       &dividers);
 504
 505                 clock_table->AclkBreakdownTable.ClkLevel[i].DfsDid =
 506                         (uint8_t)dividers.pll_post_divider;
 507
 508
 509                 /* uvd breakdown */
 510                 clock_table->VclkBreakdownTable.ClkLevel[i].GfxVid =
 511                         (i < uvd_table->count) ? (uint8_t)uvd_table->entries[i].v : 0;
 512                 clock_table->VclkBreakdownTable.ClkLevel[i].Frequency =
 513                         (i < uvd_table->count) ? uvd_table->entries[i].vclk : 0;
 514
 515                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 516                                                       clock_table->VclkBreakdownTable.ClkLevel[i].Frequency,
 517                                                       &dividers);
 518
 519                 clock_table->VclkBreakdownTable.ClkLevel[i].DfsDid =
 520                         (uint8_t)dividers.pll_post_divider;
 521
 522                 clock_table->DclkBreakdownTable.ClkLevel[i].GfxVid =
 523                         (i < uvd_table->count) ? (uint8_t)uvd_table->entries[i].v : 0;
 524                 clock_table->DclkBreakdownTable.ClkLevel[i].Frequency =
 525                         (i < uvd_table->count) ? uvd_table->entries[i].dclk : 0;
 526
 527                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 528                                                       clock_table->DclkBreakdownTable.ClkLevel[i].Frequency,
 529                                                       &dividers);
 530
 531                 clock_table->DclkBreakdownTable.ClkLevel[i].DfsDid =
 532                         (uint8_t)dividers.pll_post_divider;
 533
 534                 /* vce breakdown */
 535                 clock_table->EclkBreakdownTable.ClkLevel[i].GfxVid =
 536                         (i < vce_table->count) ? (uint8_t)vce_table->entries[i].v : 0;
 537                 clock_table->EclkBreakdownTable.ClkLevel[i].Frequency =
 538                         (i < vce_table->count) ? vce_table->entries[i].ecclk : 0;
 539
 540
 541                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 542                                                       clock_table->EclkBreakdownTable.ClkLevel[i].Frequency,
 543                                                       &dividers);
 544
 545                 clock_table->EclkBreakdownTable.ClkLevel[i].DfsDid =
 546                         (uint8_t)dividers.pll_post_divider;
 547
 548         }
 549         ret = smum_upload_powerplay_table(hwmgr);
 550
 551         return ret;
 552 }
 553
 554 static int smu8_init_sclk_limit(struct pp_hwmgr *hwmgr)
 555 {
 556         struct smu8_hwmgr *data = hwmgr->backend;
 557         struct phm_clock_voltage_dependency_table *table =
 558                                         hwmgr->dyn_state.vddc_dependency_on_sclk;
 559         unsigned long clock = 0, level;
 560
 561         if (NULL == table || table->count <= 0)
 562                 return -EINVAL;
 563
 564         data->sclk_dpm.soft_min_clk = table->entries[0].clk;
 565         data->sclk_dpm.hard_min_clk = table->entries[0].clk;
 566
 567         level = smu8_get_max_sclk_level(hwmgr) - 1;
 568
 569         if (level < table->count)
 570                 clock = table->entries[level].clk;
 571         else
 572                 clock = table->entries[table->count - 1].clk;
 573
 574         data->sclk_dpm.soft_max_clk = clock;
 575         data->sclk_dpm.hard_max_clk = clock;
 576
 577         return 0;
 578 }
 579
 580 static int smu8_init_uvd_limit(struct pp_hwmgr *hwmgr)
 581 {
 582         struct smu8_hwmgr *data = hwmgr->backend;
 583         struct phm_uvd_clock_voltage_dependency_table *table =
 584                                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 585         unsigned long clock = 0, level;
 586
 587         if (NULL == table || table->count <= 0)
 588                 return -EINVAL;
 589
 590         data->uvd_dpm.soft_min_clk = 0;
 591         data->uvd_dpm.hard_min_clk = 0;
 592
 593         smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxUvdLevel);
 594         level = smum_get_argument(hwmgr);
 595
 596         if (level < table->count)
 597                 clock = table->entries[level].vclk;
 598         else
 599                 clock = table->entries[table->count - 1].vclk;
 600
 601         data->uvd_dpm.soft_max_clk = clock;
 602         data->uvd_dpm.hard_max_clk = clock;
 603
 604         return 0;
 605 }
 606
 607 static int smu8_init_vce_limit(struct pp_hwmgr *hwmgr)
 608 {
 609         struct smu8_hwmgr *data = hwmgr->backend;
 610         struct phm_vce_clock_voltage_dependency_table *table =
 611                                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
 612         unsigned long clock = 0, level;
 613
 614         if (NULL == table || table->count <= 0)
 615                 return -EINVAL;
 616
 617         data->vce_dpm.soft_min_clk = 0;
 618         data->vce_dpm.hard_min_clk = 0;
 619
 620         smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxEclkLevel);
 621         level = smum_get_argument(hwmgr);
 622
 623         if (level < table->count)
 624                 clock = table->entries[level].ecclk;
 625         else
 626                 clock = table->entries[table->count - 1].ecclk;
 627
 628         data->vce_dpm.soft_max_clk = clock;
 629         data->vce_dpm.hard_max_clk = clock;
 630
 631         return 0;
 632 }
 633
 634 static int smu8_init_acp_limit(struct pp_hwmgr *hwmgr)
 635 {
 636         struct smu8_hwmgr *data = hwmgr->backend;
 637         struct phm_acp_clock_voltage_dependency_table *table =
 638                                 hwmgr->dyn_state.acp_clock_voltage_dependency_table;
 639         unsigned long clock = 0, level;
 640
 641         if (NULL == table || table->count <= 0)
 642                 return -EINVAL;
 643
 644         data->acp_dpm.soft_min_clk = 0;
 645         data->acp_dpm.hard_min_clk = 0;
 646
 647         smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxAclkLevel);
 648         level = smum_get_argument(hwmgr);
 649
 650         if (level < table->count)
 651                 clock = table->entries[level].acpclk;
 652         else
 653                 clock = table->entries[table->count - 1].acpclk;
 654
 655         data->acp_dpm.soft_max_clk = clock;
 656         data->acp_dpm.hard_max_clk = clock;
 657         return 0;
 658 }
 659
 660 static void smu8_init_power_gate_state(struct pp_hwmgr *hwmgr)
 661 {
 662         struct smu8_hwmgr *data = hwmgr->backend;
 663
 664         data->uvd_power_gated = false;
 665         data->vce_power_gated = false;
 666         data->samu_power_gated = false;
 667 #ifdef CONFIG_DRM_AMD_ACP
 668         data->acp_power_gated = false;
 669 #else
 670         smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ACPPowerOFF);
 671         data->acp_power_gated = true;
 672 #endif
 673
 674 }
 675
 676 static void smu8_init_sclk_threshold(struct pp_hwmgr *hwmgr)
 677 {
 678         struct smu8_hwmgr *data = hwmgr->backend;
 679
 680         data->low_sclk_interrupt_threshold = 0;
 681 }
 682
 683 static int smu8_update_sclk_limit(struct pp_hwmgr *hwmgr)
 684 {
 685         struct smu8_hwmgr *data = hwmgr->backend;
 686         struct phm_clock_voltage_dependency_table *table =
 687                                         hwmgr->dyn_state.vddc_dependency_on_sclk;
 688
 689         unsigned long clock = 0;
 690         unsigned long level;
 691         unsigned long stable_pstate_sclk;
 692         unsigned long percentage;
 693
 694         data->sclk_dpm.soft_min_clk = table->entries[0].clk;
 695         level = smu8_get_max_sclk_level(hwmgr) - 1;
 696
 697         if (level < table->count)
 698                 data->sclk_dpm.soft_max_clk  = table->entries[level].clk;
 699         else
 700                 data->sclk_dpm.soft_max_clk  = table->entries[table->count - 1].clk;
 701
 702         clock = hwmgr->display_config->min_core_set_clock;
 703         if (clock == 0)
 704                 pr_debug("min_core_set_clock not set\n");
 705
 706         if (data->sclk_dpm.hard_min_clk != clock) {
 707                 data->sclk_dpm.hard_min_clk = clock;
 708
 709                 smum_send_msg_to_smc_with_parameter(hwmgr,
 710                                                 PPSMC_MSG_SetSclkHardMin,
 711                                                  smu8_get_sclk_level(hwmgr,
 712                                         data->sclk_dpm.hard_min_clk,
 713                                              PPSMC_MSG_SetSclkHardMin));
 714         }
 715
 716         clock = data->sclk_dpm.soft_min_clk;
 717
 718         /* update minimum clocks for Stable P-State feature */
 719         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 720                                      PHM_PlatformCaps_StablePState)) {
 721                 percentage = 75;
 722                 /*Sclk - calculate sclk value based on percentage and find FLOOR sclk from VddcDependencyOnSCLK table  */
 723                 stable_pstate_sclk = (hwmgr->dyn_state.max_clock_voltage_on_ac.mclk *
 724                                         percentage) / 100;
 725
 726                 if (clock < stable_pstate_sclk)
 727                         clock = stable_pstate_sclk;
 728         }
 729
 730         if (data->sclk_dpm.soft_min_clk != clock) {
 731                 data->sclk_dpm.soft_min_clk = clock;
 732                 smum_send_msg_to_smc_with_parameter(hwmgr,
 733                                                 PPSMC_MSG_SetSclkSoftMin,
 734                                                 smu8_get_sclk_level(hwmgr,
 735                                         data->sclk_dpm.soft_min_clk,
 736                                              PPSMC_MSG_SetSclkSoftMin));
 737         }
 738
 739         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 740                                     PHM_PlatformCaps_StablePState) &&
 741                          data->sclk_dpm.soft_max_clk != clock) {
 742                 data->sclk_dpm.soft_max_clk = clock;
 743                 smum_send_msg_to_smc_with_parameter(hwmgr,
 744                                                 PPSMC_MSG_SetSclkSoftMax,
 745                                                 smu8_get_sclk_level(hwmgr,
 746                                         data->sclk_dpm.soft_max_clk,
 747                                         PPSMC_MSG_SetSclkSoftMax));
 748         }
 749
 750         return 0;
 751 }
 752
 753 static int smu8_set_deep_sleep_sclk_threshold(struct pp_hwmgr *hwmgr)
 754 {
 755         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 756                                 PHM_PlatformCaps_SclkDeepSleep)) {
 757                 uint32_t clks = hwmgr->display_config->min_core_set_clock_in_sr;
 758                 if (clks == 0)
 759                         clks = SMU8_MIN_DEEP_SLEEP_SCLK;
 760
 761                 PP_DBG_LOG("Setting Deep Sleep Clock: %d\n", clks);
 762
 763                 smum_send_msg_to_smc_with_parameter(hwmgr,
 764                                 PPSMC_MSG_SetMinDeepSleepSclk,
 765                                 clks);
 766         }
 767
 768         return 0;
 769 }
 770
 771 static int smu8_set_watermark_threshold(struct pp_hwmgr *hwmgr)
 772 {
 773         struct smu8_hwmgr *data =
 774                                   hwmgr->backend;
 775
 776         smum_send_msg_to_smc_with_parameter(hwmgr,
 777                                         PPSMC_MSG_SetWatermarkFrequency,
 778                                         data->sclk_dpm.soft_max_clk);
 779
 780         return 0;
 781 }
 782
 783 static int smu8_nbdpm_pstate_enable_disable(struct pp_hwmgr *hwmgr, bool enable, bool lock)
 784 {
 785         struct smu8_hwmgr *hw_data = hwmgr->backend;
 786
 787         if (hw_data->is_nb_dpm_enabled) {
 788                 if (enable) {
 789                         PP_DBG_LOG("enable Low Memory PState.\n");
 790
 791                         return smum_send_msg_to_smc_with_parameter(hwmgr,
 792                                                 PPSMC_MSG_EnableLowMemoryPstate,
 793                                                 (lock ? 1 : 0));
 794                 } else {
 795                         PP_DBG_LOG("disable Low Memory PState.\n");
 796
 797                         return smum_send_msg_to_smc_with_parameter(hwmgr,
 798                                                 PPSMC_MSG_DisableLowMemoryPstate,
 799                                                 (lock ? 1 : 0));
 800                 }
 801         }
 802
 803         return 0;
 804 }
 805
 806 static int smu8_disable_nb_dpm(struct pp_hwmgr *hwmgr)
 807 {
 808         int ret = 0;
 809
 810         struct smu8_hwmgr *data = hwmgr->backend;
 811         unsigned long dpm_features = 0;
 812
 813         if (data->is_nb_dpm_enabled) {
 814                 smu8_nbdpm_pstate_enable_disable(hwmgr, true, true);
 815                 dpm_features |= NB_DPM_MASK;
 816                 ret = smum_send_msg_to_smc_with_parameter(
 817                                                           hwmgr,
 818                                                           PPSMC_MSG_DisableAllSmuFeatures,
 819                                                           dpm_features);
 820                 if (ret == 0)
 821                         data->is_nb_dpm_enabled = false;
 822         }
 823
 824         return ret;
 825 }
 826
 827 static int smu8_enable_nb_dpm(struct pp_hwmgr *hwmgr)
 828 {
 829         int ret = 0;
 830
 831         struct smu8_hwmgr *data = hwmgr->backend;
 832         unsigned long dpm_features = 0;
 833
 834         if (!data->is_nb_dpm_enabled) {
 835                 PP_DBG_LOG("enabling ALL SMU features.\n");
 836                 dpm_features |= NB_DPM_MASK;
 837                 ret = smum_send_msg_to_smc_with_parameter(
 838                                                           hwmgr,
 839                                                           PPSMC_MSG_EnableAllSmuFeatures,
 840                                                           dpm_features);
 841                 if (ret == 0)
 842                         data->is_nb_dpm_enabled = true;
 843         }
 844
 845         return ret;
 846 }
 847
 848 static int smu8_update_low_mem_pstate(struct pp_hwmgr *hwmgr, const void *input)
 849 {
 850         bool disable_switch;
 851         bool enable_low_mem_state;
 852         struct smu8_hwmgr *hw_data = hwmgr->backend;
 853         const struct phm_set_power_state_input *states = (struct phm_set_power_state_input *)input;
 854         const struct smu8_power_state *pnew_state = cast_const_smu8_power_state(states->pnew_state);
 855
 856         if (hw_data->sys_info.nb_dpm_enable) {
 857                 disable_switch = hw_data->cc6_settings.nb_pstate_switch_disable ? true : false;
 858                 enable_low_mem_state = hw_data->cc6_settings.nb_pstate_switch_disable ? false : true;
 859
 860                 if (pnew_state->action == FORCE_HIGH)
 861                         smu8_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch);
 862                 else if (pnew_state->action == CANCEL_FORCE_HIGH)
 863                         smu8_nbdpm_pstate_enable_disable(hwmgr, true, disable_switch);
 864                 else
 865                         smu8_nbdpm_pstate_enable_disable(hwmgr, enable_low_mem_state, disable_switch);
 866         }
 867         return 0;
 868 }
 869
 870 static int smu8_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input)
 871 {
 872         int ret = 0;
 873
 874         smu8_update_sclk_limit(hwmgr);
 875         smu8_set_deep_sleep_sclk_threshold(hwmgr);
 876         smu8_set_watermark_threshold(hwmgr);
 877         ret = smu8_enable_nb_dpm(hwmgr);
 878         if (ret)
 879                 return ret;
 880         smu8_update_low_mem_pstate(hwmgr, input);
 881
 882         return 0;
 883 }
 884
 885
 886 static int smu8_setup_asic_task(struct pp_hwmgr *hwmgr)
 887 {
 888         int ret;
 889
 890         ret = smu8_upload_pptable_to_smu(hwmgr);
 891         if (ret)
 892                 return ret;
 893         ret = smu8_init_sclk_limit(hwmgr);
 894         if (ret)
 895                 return ret;
 896         ret = smu8_init_uvd_limit(hwmgr);
 897         if (ret)
 898                 return ret;
 899         ret = smu8_init_vce_limit(hwmgr);
 900         if (ret)
 901                 return ret;
 902         ret = smu8_init_acp_limit(hwmgr);
 903         if (ret)
 904                 return ret;
 905
 906         smu8_init_power_gate_state(hwmgr);
 907         smu8_init_sclk_threshold(hwmgr);
 908
 909         return 0;
 910 }
 911
 912 static void smu8_power_up_display_clock_sys_pll(struct pp_hwmgr *hwmgr)
 913 {
 914         struct smu8_hwmgr *hw_data = hwmgr->backend;
 915
 916         hw_data->disp_clk_bypass_pending = false;
 917         hw_data->disp_clk_bypass = false;
 918 }
 919
 920 static void smu8_clear_nb_dpm_flag(struct pp_hwmgr *hwmgr)
 921 {
 922         struct smu8_hwmgr *hw_data = hwmgr->backend;
 923
 924         hw_data->is_nb_dpm_enabled = false;
 925 }
 926
 927 static void smu8_reset_cc6_data(struct pp_hwmgr *hwmgr)
 928 {
 929         struct smu8_hwmgr *hw_data = hwmgr->backend;
 930
 931         hw_data->cc6_settings.cc6_setting_changed = false;
 932         hw_data->cc6_settings.cpu_pstate_separation_time = 0;
 933         hw_data->cc6_settings.cpu_cc6_disable = false;
 934         hw_data->cc6_settings.cpu_pstate_disable = false;
 935 }
 936
 937 static void smu8_program_voting_clients(struct pp_hwmgr *hwmgr)
 938 {
 939         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 940                                 ixCG_FREQ_TRAN_VOTING_0,
 941                                 SMU8_VOTINGRIGHTSCLIENTS_DFLT0);
 942 }
 943
 944 static void smu8_clear_voting_clients(struct pp_hwmgr *hwmgr)
 945 {
 946         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 947                                 ixCG_FREQ_TRAN_VOTING_0, 0);
 948 }
 949
 950 static int smu8_start_dpm(struct pp_hwmgr *hwmgr)
 951 {
 952         struct smu8_hwmgr *data = hwmgr->backend;
 953
 954         data->dpm_flags |= DPMFlags_SCLK_Enabled;
 955
 956         return smum_send_msg_to_smc_with_parameter(hwmgr,
 957                                 PPSMC_MSG_EnableAllSmuFeatures,
 958                                 SCLK_DPM_MASK);
 959 }
 960
 961 static int smu8_stop_dpm(struct pp_hwmgr *hwmgr)
 962 {
 963         int ret = 0;
 964         struct smu8_hwmgr *data = hwmgr->backend;
 965         unsigned long dpm_features = 0;
 966
 967         if (data->dpm_flags & DPMFlags_SCLK_Enabled) {
 968                 dpm_features |= SCLK_DPM_MASK;
 969                 data->dpm_flags &= ~DPMFlags_SCLK_Enabled;
 970                 ret = smum_send_msg_to_smc_with_parameter(hwmgr,
 971                                         PPSMC_MSG_DisableAllSmuFeatures,
 972                                         dpm_features);
 973         }
 974         return ret;
 975 }
 976
 977 static int smu8_program_bootup_state(struct pp_hwmgr *hwmgr)
 978 {
 979         struct smu8_hwmgr *data = hwmgr->backend;
 980
 981         data->sclk_dpm.soft_min_clk = data->sys_info.bootup_engine_clock;
 982         data->sclk_dpm.soft_max_clk = data->sys_info.bootup_engine_clock;
 983
 984         smum_send_msg_to_smc_with_parameter(hwmgr,
 985                                 PPSMC_MSG_SetSclkSoftMin,
 986                                 smu8_get_sclk_level(hwmgr,
 987                                 data->sclk_dpm.soft_min_clk,
 988                                 PPSMC_MSG_SetSclkSoftMin));
 989
 990         smum_send_msg_to_smc_with_parameter(hwmgr,
 991                                 PPSMC_MSG_SetSclkSoftMax,
 992                                 smu8_get_sclk_level(hwmgr,
 993                                 data->sclk_dpm.soft_max_clk,
 994                                 PPSMC_MSG_SetSclkSoftMax));
 995
 996         return 0;
 997 }
 998
 999 static void smu8_reset_acp_boot_level(struct pp_hwmgr *hwmgr)
1000 {
1001         struct smu8_hwmgr *data = hwmgr->backend;
1002
1003         data->acp_boot_level = 0xff;
1004 }
1005
1006 static int smu8_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
1007 {
1008         smu8_program_voting_clients(hwmgr);
1009         if (smu8_start_dpm(hwmgr))
1010                 return -EINVAL;
1011         smu8_program_bootup_state(hwmgr);
1012         smu8_reset_acp_boot_level(hwmgr);
1013
1014         return 0;
1015 }
1016
1017 static int smu8_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
1018 {
1019         smu8_disable_nb_dpm(hwmgr);
1020
1021         smu8_clear_voting_clients(hwmgr);
1022         if (smu8_stop_dpm(hwmgr))
1023                 return -EINVAL;
1024
1025         return 0;
1026 }
1027
1028 static int smu8_power_off_asic(struct pp_hwmgr *hwmgr)
1029 {
1030         smu8_disable_dpm_tasks(hwmgr);
1031         smu8_power_up_display_clock_sys_pll(hwmgr);
1032         smu8_clear_nb_dpm_flag(hwmgr);
1033         smu8_reset_cc6_data(hwmgr);
1034         return 0;
1035 }
1036
1037 static int smu8_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
1038                                 struct pp_power_state  *prequest_ps,
1039                         const struct pp_power_state *pcurrent_ps)
1040 {
1041         struct smu8_power_state *smu8_ps =
1042                                 cast_smu8_power_state(&prequest_ps->hardware);
1043
1044         const struct smu8_power_state *smu8_current_ps =
1045                                 cast_const_smu8_power_state(&pcurrent_ps->hardware);
1046
1047         struct smu8_hwmgr *data = hwmgr->backend;
1048         struct PP_Clocks clocks = {0, 0, 0, 0};
1049         bool force_high;
1050
1051         smu8_ps->need_dfs_bypass = true;
1052
1053         data->battery_state = (PP_StateUILabel_Battery == prequest_ps->classification.ui_label);
1054
1055         clocks.memoryClock = hwmgr->display_config->min_mem_set_clock != 0 ?
1056                                 hwmgr->display_config->min_mem_set_clock :
1057                                 data->sys_info.nbp_memory_clock[1];
1058
1059
1060         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState))
1061                 clocks.memoryClock = hwmgr->dyn_state.max_clock_voltage_on_ac.mclk;
1062
1063         force_high = (clocks.memoryClock > data->sys_info.nbp_memory_clock[SMU8_NUM_NBPMEMORYCLOCK - 1])
1064                         || (hwmgr->display_config->num_display >= 3);
1065
1066         smu8_ps->action = smu8_current_ps->action;
1067
1068         if (hwmgr->request_dpm_level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
1069                 smu8_nbdpm_pstate_enable_disable(hwmgr, false, false);
1070         else if (hwmgr->request_dpm_level == AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD)
1071                 smu8_nbdpm_pstate_enable_disable(hwmgr, false, true);
1072         else if (!force_high && (smu8_ps->action == FORCE_HIGH))
1073                 smu8_ps->action = CANCEL_FORCE_HIGH;
1074         else if (force_high && (smu8_ps->action != FORCE_HIGH))
1075                 smu8_ps->action = FORCE_HIGH;
1076         else
1077                 smu8_ps->action = DO_NOTHING;
1078
1079         return 0;
1080 }
1081
1082 static int smu8_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
1083 {
1084         int result = 0;
1085         struct smu8_hwmgr *data;
1086
1087         data = kzalloc(sizeof(struct smu8_hwmgr), GFP_KERNEL);
1088         if (data == NULL)
1089                 return -ENOMEM;
1090
1091         hwmgr->backend = data;
1092
1093         result = smu8_initialize_dpm_defaults(hwmgr);
1094         if (result != 0) {
1095                 pr_err("smu8_initialize_dpm_defaults failed\n");
1096                 return result;
1097         }
1098
1099         result = smu8_get_system_info_data(hwmgr);
1100         if (result != 0) {
1101                 pr_err("smu8_get_system_info_data failed\n");
1102                 return result;
1103         }
1104
1105         smu8_construct_boot_state(hwmgr);
1106
1107         hwmgr->platform_descriptor.hardwareActivityPerformanceLevels =  SMU8_MAX_HARDWARE_POWERLEVELS;
1108
1109         return result;
1110 }
1111
1112 static int smu8_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
1113 {
1114         if (hwmgr != NULL) {
1115                 kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl);
1116                 hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL;
1117
1118                 kfree(hwmgr->backend);
1119                 hwmgr->backend = NULL;
1120         }
1121         return 0;
1122 }
1123
1124 static int smu8_phm_force_dpm_highest(struct pp_hwmgr *hwmgr)
1125 {
1126         struct smu8_hwmgr *data = hwmgr->backend;
1127
1128         smum_send_msg_to_smc_with_parameter(hwmgr,
1129                                         PPSMC_MSG_SetSclkSoftMin,
1130                                         smu8_get_sclk_level(hwmgr,
1131                                         data->sclk_dpm.soft_max_clk,
1132                                         PPSMC_MSG_SetSclkSoftMin));
1133
1134         smum_send_msg_to_smc_with_parameter(hwmgr,
1135                                 PPSMC_MSG_SetSclkSoftMax,
1136                                 smu8_get_sclk_level(hwmgr,
1137                                 data->sclk_dpm.soft_max_clk,
1138                                 PPSMC_MSG_SetSclkSoftMax));
1139
1140         return 0;
1141 }
1142
1143 static int smu8_phm_unforce_dpm_levels(struct pp_hwmgr *hwmgr)
1144 {
1145         struct smu8_hwmgr *data = hwmgr->backend;
1146         struct phm_clock_voltage_dependency_table *table =
1147                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
1148         unsigned long clock = 0, level;
1149
1150         if (NULL == table || table->count <= 0)
1151                 return -EINVAL;
1152
1153         data->sclk_dpm.soft_min_clk = table->entries[0].clk;
1154         data->sclk_dpm.hard_min_clk = table->entries[0].clk;
1155         hwmgr->pstate_sclk = table->entries[0].clk;
1156         hwmgr->pstate_mclk = 0;
1157
1158         level = smu8_get_max_sclk_level(hwmgr) - 1;
1159
1160         if (level < table->count)
1161                 clock = table->entries[level].clk;
1162         else
1163                 clock = table->entries[table->count - 1].clk;
1164
1165         data->sclk_dpm.soft_max_clk = clock;
1166         data->sclk_dpm.hard_max_clk = clock;
1167
1168         smum_send_msg_to_smc_with_parameter(hwmgr,
1169                                 PPSMC_MSG_SetSclkSoftMin,
1170                                 smu8_get_sclk_level(hwmgr,
1171                                 data->sclk_dpm.soft_min_clk,
1172                                 PPSMC_MSG_SetSclkSoftMin));
1173
1174         smum_send_msg_to_smc_with_parameter(hwmgr,
1175                                 PPSMC_MSG_SetSclkSoftMax,
1176                                 smu8_get_sclk_level(hwmgr,
1177                                 data->sclk_dpm.soft_max_clk,
1178                                 PPSMC_MSG_SetSclkSoftMax));
1179
1180         return 0;
1181 }
1182
1183 static int smu8_phm_force_dpm_lowest(struct pp_hwmgr *hwmgr)
1184 {
1185         struct smu8_hwmgr *data = hwmgr->backend;
1186
1187         smum_send_msg_to_smc_with_parameter(hwmgr,
1188                         PPSMC_MSG_SetSclkSoftMax,
1189                         smu8_get_sclk_level(hwmgr,
1190                         data->sclk_dpm.soft_min_clk,
1191                         PPSMC_MSG_SetSclkSoftMax));
1192
1193         smum_send_msg_to_smc_with_parameter(hwmgr,
1194                                 PPSMC_MSG_SetSclkSoftMin,
1195                                 smu8_get_sclk_level(hwmgr,
1196                                 data->sclk_dpm.soft_min_clk,
1197                                 PPSMC_MSG_SetSclkSoftMin));
1198
1199         return 0;
1200 }
1201
1202 static int smu8_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
1203                                 enum amd_dpm_forced_level level)
1204 {
1205         int ret = 0;
1206
1207         switch (level) {
1208         case AMD_DPM_FORCED_LEVEL_HIGH:
1209         case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
1210                 ret = smu8_phm_force_dpm_highest(hwmgr);
1211                 break;
1212         case AMD_DPM_FORCED_LEVEL_LOW:
1213         case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
1214         case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
1215                 ret = smu8_phm_force_dpm_lowest(hwmgr);
1216                 break;
1217         case AMD_DPM_FORCED_LEVEL_AUTO:
1218                 ret = smu8_phm_unforce_dpm_levels(hwmgr);
1219                 break;
1220         case AMD_DPM_FORCED_LEVEL_MANUAL:
1221         case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
1222         default:
1223                 break;
1224         }
1225
1226         return ret;
1227 }
1228
1229 static int smu8_dpm_powerdown_uvd(struct pp_hwmgr *hwmgr)
1230 {
1231         if (PP_CAP(PHM_PlatformCaps_UVDPowerGating))
1232                 return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_UVDPowerOFF);
1233         return 0;
1234 }
1235
1236 static int smu8_dpm_powerup_uvd(struct pp_hwmgr *hwmgr)
1237 {
1238         if (PP_CAP(PHM_PlatformCaps_UVDPowerGating)) {
1239                 return smum_send_msg_to_smc_with_parameter(
1240                         hwmgr,
1241                         PPSMC_MSG_UVDPowerON,
1242                         PP_CAP(PHM_PlatformCaps_UVDDynamicPowerGating) ? 1 : 0);
1243         }
1244
1245         return 0;
1246 }
1247
1248 static int  smu8_dpm_update_vce_dpm(struct pp_hwmgr *hwmgr)
1249 {
1250         struct smu8_hwmgr *data = hwmgr->backend;
1251         struct phm_vce_clock_voltage_dependency_table *ptable =
1252                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
1253
1254         /* Stable Pstate is enabled and we need to set the VCE DPM to highest level */
1255         if (PP_CAP(PHM_PlatformCaps_StablePState) ||
1256             hwmgr->en_umd_pstate) {
1257                 data->vce_dpm.hard_min_clk =
1258                                   ptable->entries[ptable->count - 1].ecclk;
1259
1260                 smum_send_msg_to_smc_with_parameter(hwmgr,
1261                         PPSMC_MSG_SetEclkHardMin,
1262                         smu8_get_eclk_level(hwmgr,
1263                                 data->vce_dpm.hard_min_clk,
1264                                 PPSMC_MSG_SetEclkHardMin));
1265         } else {
1266
1267                 smum_send_msg_to_smc_with_parameter(hwmgr,
1268                                         PPSMC_MSG_SetEclkHardMin, 0);
1269                 /* disable ECLK DPM 0. Otherwise VCE could hang if
1270                  * switching SCLK from DPM 0 to 6/7 */
1271                 smum_send_msg_to_smc_with_parameter(hwmgr,
1272                                         PPSMC_MSG_SetEclkSoftMin, 1);
1273         }
1274         return 0;
1275 }
1276
1277 static int smu8_dpm_powerdown_vce(struct pp_hwmgr *hwmgr)
1278 {
1279         if (PP_CAP(PHM_PlatformCaps_VCEPowerGating))
1280                 return smum_send_msg_to_smc(hwmgr,
1281                                                      PPSMC_MSG_VCEPowerOFF);
1282         return 0;
1283 }
1284
1285 static int smu8_dpm_powerup_vce(struct pp_hwmgr *hwmgr)
1286 {
1287         if (PP_CAP(PHM_PlatformCaps_VCEPowerGating))
1288                 return smum_send_msg_to_smc(hwmgr,
1289                                                      PPSMC_MSG_VCEPowerON);
1290         return 0;
1291 }
1292
1293 static uint32_t smu8_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low)
1294 {
1295         struct smu8_hwmgr *data = hwmgr->backend;
1296
1297         return data->sys_info.bootup_uma_clock;
1298 }
1299
1300 static uint32_t smu8_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low)
1301 {
1302         struct pp_power_state  *ps;
1303         struct smu8_power_state  *smu8_ps;
1304
1305         if (hwmgr == NULL)
1306                 return -EINVAL;
1307
1308         ps = hwmgr->request_ps;
1309
1310         if (ps == NULL)
1311                 return -EINVAL;
1312
1313         smu8_ps = cast_smu8_power_state(&ps->hardware);
1314
1315         if (low)
1316                 return smu8_ps->levels[0].engineClock;
1317         else
1318                 return smu8_ps->levels[smu8_ps->level-1].engineClock;
1319 }
1320
1321 static int smu8_dpm_patch_boot_state(struct pp_hwmgr *hwmgr,
1322                                         struct pp_hw_power_state *hw_ps)
1323 {
1324         struct smu8_hwmgr *data = hwmgr->backend;
1325         struct smu8_power_state *smu8_ps = cast_smu8_power_state(hw_ps);
1326
1327         smu8_ps->level = 1;
1328         smu8_ps->nbps_flags = 0;
1329         smu8_ps->bapm_flags = 0;
1330         smu8_ps->levels[0] = data->boot_power_level;
1331
1332         return 0;
1333 }
1334
1335 static int smu8_dpm_get_pp_table_entry_callback(
1336                                                      struct pp_hwmgr *hwmgr,
1337                                            struct pp_hw_power_state *hw_ps,
1338                                                           unsigned int index,
1339                                                      const void *clock_info)
1340 {
1341         struct smu8_power_state *smu8_ps = cast_smu8_power_state(hw_ps);
1342
1343         const ATOM_PPLIB_CZ_CLOCK_INFO *smu8_clock_info = clock_info;
1344
1345         struct phm_clock_voltage_dependency_table *table =
1346                                     hwmgr->dyn_state.vddc_dependency_on_sclk;
1347         uint8_t clock_info_index = smu8_clock_info->index;
1348
1349         if (clock_info_index > (uint8_t)(hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1))
1350                 clock_info_index = (uint8_t)(hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1);
1351
1352         smu8_ps->levels[index].engineClock = table->entries[clock_info_index].clk;
1353         smu8_ps->levels[index].vddcIndex = (uint8_t)table->entries[clock_info_index].v;
1354
1355         smu8_ps->level = index + 1;
1356
1357         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) {
1358                 smu8_ps->levels[index].dsDividerIndex = 5;
1359                 smu8_ps->levels[index].ssDividerIndex = 5;
1360         }
1361
1362         return 0;
1363 }
1364
1365 static int smu8_dpm_get_num_of_pp_table_entries(struct pp_hwmgr *hwmgr)
1366 {
1367         int result;
1368         unsigned long ret = 0;
1369
1370         result = pp_tables_get_num_of_entries(hwmgr, &ret);
1371
1372         return result ? 0 : ret;
1373 }
1374
1375 static int smu8_dpm_get_pp_table_entry(struct pp_hwmgr *hwmgr,
1376                     unsigned long entry, struct pp_power_state *ps)
1377 {
1378         int result;
1379         struct smu8_power_state *smu8_ps;
1380
1381         ps->hardware.magic = smu8_magic;
1382
1383         smu8_ps = cast_smu8_power_state(&(ps->hardware));
1384
1385         result = pp_tables_get_entry(hwmgr, entry, ps,
1386                         smu8_dpm_get_pp_table_entry_callback);
1387
1388         smu8_ps->uvd_clocks.vclk = ps->uvd_clocks.VCLK;
1389         smu8_ps->uvd_clocks.dclk = ps->uvd_clocks.DCLK;
1390
1391         return result;
1392 }
1393
1394 static int smu8_get_power_state_size(struct pp_hwmgr *hwmgr)
1395 {
1396         return sizeof(struct smu8_power_state);
1397 }
1398
1399 static void smu8_hw_print_display_cfg(
1400         const struct cc6_settings *cc6_settings)
1401 {
1402         PP_DBG_LOG("New Display Configuration:\n");
1403
1404         PP_DBG_LOG("   cpu_cc6_disable: %d\n",
1405                         cc6_settings->cpu_cc6_disable);
1406         PP_DBG_LOG("   cpu_pstate_disable: %d\n",
1407                         cc6_settings->cpu_pstate_disable);
1408         PP_DBG_LOG("   nb_pstate_switch_disable: %d\n",
1409                         cc6_settings->nb_pstate_switch_disable);
1410         PP_DBG_LOG("   cpu_pstate_separation_time: %d\n\n",
1411                         cc6_settings->cpu_pstate_separation_time);
1412 }
1413
1414  static int smu8_set_cpu_power_state(struct pp_hwmgr *hwmgr)
1415 {
1416         struct smu8_hwmgr *hw_data = hwmgr->backend;
1417         uint32_t data = 0;
1418
1419         if (hw_data->cc6_settings.cc6_setting_changed) {
1420
1421                 hw_data->cc6_settings.cc6_setting_changed = false;
1422
1423                 smu8_hw_print_display_cfg(&hw_data->cc6_settings);
1424
1425                 data |= (hw_data->cc6_settings.cpu_pstate_separation_time
1426                         & PWRMGT_SEPARATION_TIME_MASK)
1427                         << PWRMGT_SEPARATION_TIME_SHIFT;
1428
1429                 data |= (hw_data->cc6_settings.cpu_cc6_disable ? 0x1 : 0x0)
1430                         << PWRMGT_DISABLE_CPU_CSTATES_SHIFT;
1431
1432                 data |= (hw_data->cc6_settings.cpu_pstate_disable ? 0x1 : 0x0)
1433                         << PWRMGT_DISABLE_CPU_PSTATES_SHIFT;
1434
1435                 PP_DBG_LOG("SetDisplaySizePowerParams data: 0x%X\n",
1436                         data);
1437
1438                 smum_send_msg_to_smc_with_parameter(hwmgr,
1439                                                 PPSMC_MSG_SetDisplaySizePowerParams,
1440                                                 data);
1441         }
1442
1443         return 0;
1444 }
1445
1446
1447 static int smu8_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time,
1448                         bool cc6_disable, bool pstate_disable, bool pstate_switch_disable)
1449 {
1450         struct smu8_hwmgr *hw_data = hwmgr->backend;
1451
1452         if (separation_time !=
1453             hw_data->cc6_settings.cpu_pstate_separation_time ||
1454             cc6_disable != hw_data->cc6_settings.cpu_cc6_disable ||
1455             pstate_disable != hw_data->cc6_settings.cpu_pstate_disable ||
1456             pstate_switch_disable != hw_data->cc6_settings.nb_pstate_switch_disable) {
1457
1458                 hw_data->cc6_settings.cc6_setting_changed = true;
1459
1460                 hw_data->cc6_settings.cpu_pstate_separation_time =
1461                         separation_time;
1462                 hw_data->cc6_settings.cpu_cc6_disable =
1463                         cc6_disable;
1464                 hw_data->cc6_settings.cpu_pstate_disable =
1465                         pstate_disable;
1466                 hw_data->cc6_settings.nb_pstate_switch_disable =
1467                         pstate_switch_disable;
1468
1469         }
1470
1471         return 0;
1472 }
1473
1474 static int smu8_get_dal_power_level(struct pp_hwmgr *hwmgr,
1475                 struct amd_pp_simple_clock_info *info)
1476 {
1477         uint32_t i;
1478         const struct phm_clock_voltage_dependency_table *table =
1479                         hwmgr->dyn_state.vddc_dep_on_dal_pwrl;
1480         const struct phm_clock_and_voltage_limits *limits =
1481                         &hwmgr->dyn_state.max_clock_voltage_on_ac;
1482
1483         info->engine_max_clock = limits->sclk;
1484         info->memory_max_clock = limits->mclk;
1485
1486         for (i = table->count - 1; i > 0; i--) {
1487                 if (limits->vddc >= table->entries[i].v) {
1488                         info->level = table->entries[i].clk;
1489                         return 0;
1490                 }
1491         }
1492         return -EINVAL;
1493 }
1494
1495 static int smu8_force_clock_level(struct pp_hwmgr *hwmgr,
1496                 enum pp_clock_type type, uint32_t mask)
1497 {
1498         switch (type) {
1499         case PP_SCLK:
1500                 smum_send_msg_to_smc_with_parameter(hwmgr,
1501                                 PPSMC_MSG_SetSclkSoftMin,
1502                                 mask);
1503                 smum_send_msg_to_smc_with_parameter(hwmgr,
1504                                 PPSMC_MSG_SetSclkSoftMax,
1505                                 mask);
1506                 break;
1507         default:
1508                 break;
1509         }
1510
1511         return 0;
1512 }
1513
1514 static int smu8_print_clock_levels(struct pp_hwmgr *hwmgr,
1515                 enum pp_clock_type type, char *buf)
1516 {
1517         struct smu8_hwmgr *data = hwmgr->backend;
1518         struct phm_clock_voltage_dependency_table *sclk_table =
1519                         hwmgr->dyn_state.vddc_dependency_on_sclk;
1520         int i, now, size = 0;
1521
1522         switch (type) {
1523         case PP_SCLK:
1524                 now = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device,
1525                                 CGS_IND_REG__SMC,
1526                                 ixTARGET_AND_CURRENT_PROFILE_INDEX),
1527                                 TARGET_AND_CURRENT_PROFILE_INDEX,
1528                                 CURR_SCLK_INDEX);
1529
1530                 for (i = 0; i < sclk_table->count; i++)
1531                         size += sprintf(buf + size, "%d: %uMhz %s\n",
1532                                         i, sclk_table->entries[i].clk / 100,
1533                                         (i == now) ? "*" : "");
1534                 break;
1535         case PP_MCLK:
1536                 now = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device,
1537                                 CGS_IND_REG__SMC,
1538                                 ixTARGET_AND_CURRENT_PROFILE_INDEX),
1539                                 TARGET_AND_CURRENT_PROFILE_INDEX,
1540                                 CURR_MCLK_INDEX);
1541
1542                 for (i = SMU8_NUM_NBPMEMORYCLOCK; i > 0; i--)
1543                         size += sprintf(buf + size, "%d: %uMhz %s\n",
1544                                         SMU8_NUM_NBPMEMORYCLOCK-i, data->sys_info.nbp_memory_clock[i-1] / 100,
1545                                         (SMU8_NUM_NBPMEMORYCLOCK-i == now) ? "*" : "");
1546                 break;
1547         default:
1548                 break;
1549         }
1550         return size;
1551 }
1552
1553 static int smu8_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
1554                                 PHM_PerformanceLevelDesignation designation, uint32_t index,
1555                                 PHM_PerformanceLevel *level)
1556 {
1557         const struct smu8_power_state *ps;
1558         struct smu8_hwmgr *data;
1559         uint32_t level_index;
1560         uint32_t i;
1561
1562         if (level == NULL || hwmgr == NULL || state == NULL)
1563                 return -EINVAL;
1564
1565         data = hwmgr->backend;
1566         ps = cast_const_smu8_power_state(state);
1567
1568         level_index = index > ps->level - 1 ? ps->level - 1 : index;
1569         level->coreClock = ps->levels[level_index].engineClock;
1570
1571         if (designation == PHM_PerformanceLevelDesignation_PowerContainment) {
1572                 for (i = 1; i < ps->level; i++) {
1573                         if (ps->levels[i].engineClock > data->dce_slow_sclk_threshold) {
1574                                 level->coreClock = ps->levels[i].engineClock;
1575                                 break;
1576                         }
1577                 }
1578         }
1579
1580         if (level_index == 0)
1581                 level->memory_clock = data->sys_info.nbp_memory_clock[SMU8_NUM_NBPMEMORYCLOCK - 1];
1582         else
1583                 level->memory_clock = data->sys_info.nbp_memory_clock[0];
1584
1585         level->vddc = (smu8_convert_8Bit_index_to_voltage(hwmgr, ps->levels[level_index].vddcIndex) + 2) / 4;
1586         level->nonLocalMemoryFreq = 0;
1587         level->nonLocalMemoryWidth = 0;
1588
1589         return 0;
1590 }
1591
1592 static int smu8_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr,
1593         const struct pp_hw_power_state *state, struct pp_clock_info *clock_info)
1594 {
1595         const struct smu8_power_state *ps = cast_const_smu8_power_state(state);
1596
1597         clock_info->min_eng_clk = ps->levels[0].engineClock / (1 << (ps->levels[0].ssDividerIndex));
1598         clock_info->max_eng_clk = ps->levels[ps->level - 1].engineClock / (1 << (ps->levels[ps->level - 1].ssDividerIndex));
1599
1600         return 0;
1601 }
1602
1603 static int smu8_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type,
1604                                                 struct amd_pp_clocks *clocks)
1605 {
1606         struct smu8_hwmgr *data = hwmgr->backend;
1607         int i;
1608         struct phm_clock_voltage_dependency_table *table;
1609
1610         clocks->count = smu8_get_max_sclk_level(hwmgr);
1611         switch (type) {
1612         case amd_pp_disp_clock:
1613                 for (i = 0; i < clocks->count; i++)
1614                         clocks->clock[i] = data->sys_info.display_clock[i] * 10;
1615                 break;
1616         case amd_pp_sys_clock:
1617                 table = hwmgr->dyn_state.vddc_dependency_on_sclk;
1618                 for (i = 0; i < clocks->count; i++)
1619                         clocks->clock[i] = table->entries[i].clk * 10;
1620                 break;
1621         case amd_pp_mem_clock:
1622                 clocks->count = SMU8_NUM_NBPMEMORYCLOCK;
1623                 for (i = 0; i < clocks->count; i++)
1624                         clocks->clock[i] = data->sys_info.nbp_memory_clock[clocks->count - 1 - i] * 10;
1625                 break;
1626         default:
1627                 return -1;
1628         }
1629
1630         return 0;
1631 }
1632
1633 static int smu8_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks)
1634 {
1635         struct phm_clock_voltage_dependency_table *table =
1636                                         hwmgr->dyn_state.vddc_dependency_on_sclk;
1637         unsigned long level;
1638         const struct phm_clock_and_voltage_limits *limits =
1639                         &hwmgr->dyn_state.max_clock_voltage_on_ac;
1640
1641         if ((NULL == table) || (table->count <= 0) || (clocks == NULL))
1642                 return -EINVAL;
1643
1644         level = smu8_get_max_sclk_level(hwmgr) - 1;
1645
1646         if (level < table->count)
1647                 clocks->engine_max_clock = table->entries[level].clk;
1648         else
1649                 clocks->engine_max_clock = table->entries[table->count - 1].clk;
1650
1651         clocks->memory_max_clock = limits->mclk;
1652
1653         return 0;
1654 }
1655
1656 static int smu8_thermal_get_temperature(struct pp_hwmgr *hwmgr)
1657 {
1658         int actual_temp = 0;
1659         uint32_t val = cgs_read_ind_register(hwmgr->device,
1660                                              CGS_IND_REG__SMC, ixTHM_TCON_CUR_TMP);
1661         uint32_t temp = PHM_GET_FIELD(val, THM_TCON_CUR_TMP, CUR_TEMP);
1662
1663         if (PHM_GET_FIELD(val, THM_TCON_CUR_TMP, CUR_TEMP_RANGE_SEL))
1664                 actual_temp = ((temp / 8) - 49) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
1665         else
1666                 actual_temp = (temp / 8) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
1667
1668         return actual_temp;
1669 }
1670
1671 static int smu8_read_sensor(struct pp_hwmgr *hwmgr, int idx,
1672                           void *value, int *size)
1673 {
1674         struct smu8_hwmgr *data = hwmgr->backend;
1675
1676         struct phm_clock_voltage_dependency_table *table =
1677                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
1678
1679         struct phm_vce_clock_voltage_dependency_table *vce_table =
1680                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
1681
1682         struct phm_uvd_clock_voltage_dependency_table *uvd_table =
1683                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
1684
1685         uint32_t sclk_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX),
1686                                         TARGET_AND_CURRENT_PROFILE_INDEX, CURR_SCLK_INDEX);
1687         uint32_t uvd_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
1688                                         TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_UVD_INDEX);
1689         uint32_t vce_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
1690                                         TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_VCE_INDEX);
1691
1692         uint32_t sclk, vclk, dclk, ecclk, tmp, activity_percent;
1693         uint16_t vddnb, vddgfx;
1694         int result;
1695
1696         /* size must be at least 4 bytes for all sensors */
1697         if (*size < 4)
1698                 return -EINVAL;
1699         *size = 4;
1700
1701         switch (idx) {
1702         case AMDGPU_PP_SENSOR_GFX_SCLK:
1703                 if (sclk_index < NUM_SCLK_LEVELS) {
1704                         sclk = table->entries[sclk_index].clk;
1705                         *((uint32_t *)value) = sclk;
1706                         return 0;
1707                 }
1708                 return -EINVAL;
1709         case AMDGPU_PP_SENSOR_VDDNB:
1710                 tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_NB_CURRENTVID) &
1711                         CURRENT_NB_VID_MASK) >> CURRENT_NB_VID__SHIFT;
1712                 vddnb = smu8_convert_8Bit_index_to_voltage(hwmgr, tmp) / 4;
1713                 *((uint32_t *)value) = vddnb;
1714                 return 0;
1715         case AMDGPU_PP_SENSOR_VDDGFX:
1716                 tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_GFX_CURRENTVID) &
1717                         CURRENT_GFX_VID_MASK) >> CURRENT_GFX_VID__SHIFT;
1718                 vddgfx = smu8_convert_8Bit_index_to_voltage(hwmgr, (u16)tmp) / 4;
1719                 *((uint32_t *)value) = vddgfx;
1720                 return 0;
1721         case AMDGPU_PP_SENSOR_UVD_VCLK:
1722                 if (!data->uvd_power_gated) {
1723                         if (uvd_index >= SMU8_MAX_HARDWARE_POWERLEVELS) {
1724                                 return -EINVAL;
1725                         } else {
1726                                 vclk = uvd_table->entries[uvd_index].vclk;
1727                                 *((uint32_t *)value) = vclk;
1728                                 return 0;
1729                         }
1730                 }
1731                 *((uint32_t *)value) = 0;
1732                 return 0;
1733         case AMDGPU_PP_SENSOR_UVD_DCLK:
1734                 if (!data->uvd_power_gated) {
1735                         if (uvd_index >= SMU8_MAX_HARDWARE_POWERLEVELS) {
1736                                 return -EINVAL;
1737                         } else {
1738                                 dclk = uvd_table->entries[uvd_index].dclk;
1739                                 *((uint32_t *)value) = dclk;
1740                                 return 0;
1741                         }
1742                 }
1743                 *((uint32_t *)value) = 0;
1744                 return 0;
1745         case AMDGPU_PP_SENSOR_VCE_ECCLK:
1746                 if (!data->vce_power_gated) {
1747                         if (vce_index >= SMU8_MAX_HARDWARE_POWERLEVELS) {
1748                                 return -EINVAL;
1749                         } else {
1750                                 ecclk = vce_table->entries[vce_index].ecclk;
1751                                 *((uint32_t *)value) = ecclk;
1752                                 return 0;
1753                         }
1754                 }
1755                 *((uint32_t *)value) = 0;
1756                 return 0;
1757         case AMDGPU_PP_SENSOR_GPU_LOAD:
1758                 result = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetAverageGraphicsActivity);
1759                 if (0 == result) {
1760                         activity_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0);
1761                         activity_percent = activity_percent > 100 ? 100 : activity_percent;
1762                 } else {
1763                         activity_percent = 50;
1764                 }
1765                 *((uint32_t *)value) = activity_percent;
1766                 return 0;
1767         case AMDGPU_PP_SENSOR_UVD_POWER:
1768                 *((uint32_t *)value) = data->uvd_power_gated ? 0 : 1;
1769                 return 0;
1770         case AMDGPU_PP_SENSOR_VCE_POWER:
1771                 *((uint32_t *)value) = data->vce_power_gated ? 0 : 1;
1772                 return 0;
1773         case AMDGPU_PP_SENSOR_GPU_TEMP:
1774                 *((uint32_t *)value) = smu8_thermal_get_temperature(hwmgr);
1775                 return 0;
1776         default:
1777                 return -EINVAL;
1778         }
1779 }
1780
1781 static int smu8_notify_cac_buffer_info(struct pp_hwmgr *hwmgr,
1782                                         uint32_t virtual_addr_low,
1783                                         uint32_t virtual_addr_hi,
1784                                         uint32_t mc_addr_low,
1785                                         uint32_t mc_addr_hi,
1786                                         uint32_t size)
1787 {
1788         smum_send_msg_to_smc_with_parameter(hwmgr,
1789                                         PPSMC_MSG_DramAddrHiVirtual,
1790                                         mc_addr_hi);
1791         smum_send_msg_to_smc_with_parameter(hwmgr,
1792                                         PPSMC_MSG_DramAddrLoVirtual,
1793                                         mc_addr_low);
1794         smum_send_msg_to_smc_with_parameter(hwmgr,
1795                                         PPSMC_MSG_DramAddrHiPhysical,
1796                                         virtual_addr_hi);
1797         smum_send_msg_to_smc_with_parameter(hwmgr,
1798                                         PPSMC_MSG_DramAddrLoPhysical,
1799                                         virtual_addr_low);
1800
1801         smum_send_msg_to_smc_with_parameter(hwmgr,
1802                                         PPSMC_MSG_DramBufferSize,
1803                                         size);
1804         return 0;
1805 }
1806
1807 static int smu8_get_thermal_temperature_range(struct pp_hwmgr *hwmgr,
1808                 struct PP_TemperatureRange *thermal_data)
1809 {
1810         struct smu8_hwmgr *data = hwmgr->backend;
1811
1812         memcpy(thermal_data, &SMU7ThermalPolicy[0], sizeof(struct PP_TemperatureRange));
1813
1814         thermal_data->max = (data->thermal_auto_throttling_treshold +
1815                         data->sys_info.htc_hyst_lmt) *
1816                         PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
1817
1818         return 0;
1819 }
1820
1821 static int smu8_enable_disable_uvd_dpm(struct pp_hwmgr *hwmgr, bool enable)
1822 {
1823         struct smu8_hwmgr *data = hwmgr->backend;
1824         uint32_t dpm_features = 0;
1825
1826         if (enable &&
1827                 phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1828                                   PHM_PlatformCaps_UVDDPM)) {
1829                 data->dpm_flags |= DPMFlags_UVD_Enabled;
1830                 dpm_features |= UVD_DPM_MASK;
1831                 smum_send_msg_to_smc_with_parameter(hwmgr,
1832                             PPSMC_MSG_EnableAllSmuFeatures, dpm_features);
1833         } else {
1834                 dpm_features |= UVD_DPM_MASK;
1835                 data->dpm_flags &= ~DPMFlags_UVD_Enabled;
1836                 smum_send_msg_to_smc_with_parameter(hwmgr,
1837                            PPSMC_MSG_DisableAllSmuFeatures, dpm_features);
1838         }
1839         return 0;
1840 }
1841
1842 int smu8_dpm_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate)
1843 {
1844         struct smu8_hwmgr *data = hwmgr->backend;
1845         struct phm_uvd_clock_voltage_dependency_table *ptable =
1846                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
1847
1848         if (!bgate) {
1849                 /* Stable Pstate is enabled and we need to set the UVD DPM to highest level */
1850                 if (PP_CAP(PHM_PlatformCaps_StablePState) ||
1851                     hwmgr->en_umd_pstate) {
1852                         data->uvd_dpm.hard_min_clk =
1853                                    ptable->entries[ptable->count - 1].vclk;
1854
1855                         smum_send_msg_to_smc_with_parameter(hwmgr,
1856                                 PPSMC_MSG_SetUvdHardMin,
1857                                 smu8_get_uvd_level(hwmgr,
1858                                         data->uvd_dpm.hard_min_clk,
1859                                         PPSMC_MSG_SetUvdHardMin));
1860
1861                         smu8_enable_disable_uvd_dpm(hwmgr, true);
1862                 } else {
1863                         smu8_enable_disable_uvd_dpm(hwmgr, true);
1864                 }
1865         } else {
1866                 smu8_enable_disable_uvd_dpm(hwmgr, false);
1867         }
1868
1869         return 0;
1870 }
1871
1872 static int smu8_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
1873 {
1874         struct smu8_hwmgr *data = hwmgr->backend;
1875         uint32_t dpm_features = 0;
1876
1877         if (enable && phm_cap_enabled(
1878                                 hwmgr->platform_descriptor.platformCaps,
1879                                 PHM_PlatformCaps_VCEDPM)) {
1880                 data->dpm_flags |= DPMFlags_VCE_Enabled;
1881                 dpm_features |= VCE_DPM_MASK;
1882                 smum_send_msg_to_smc_with_parameter(hwmgr,
1883                             PPSMC_MSG_EnableAllSmuFeatures, dpm_features);
1884         } else {
1885                 dpm_features |= VCE_DPM_MASK;
1886                 data->dpm_flags &= ~DPMFlags_VCE_Enabled;
1887                 smum_send_msg_to_smc_with_parameter(hwmgr,
1888                            PPSMC_MSG_DisableAllSmuFeatures, dpm_features);
1889         }
1890
1891         return 0;
1892 }
1893
1894
1895 static void smu8_dpm_powergate_acp(struct pp_hwmgr *hwmgr, bool bgate)
1896 {
1897         struct smu8_hwmgr *data = hwmgr->backend;
1898
1899         if (data->acp_power_gated == bgate)
1900                 return;
1901
1902         if (bgate)
1903                 smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ACPPowerOFF);
1904         else
1905                 smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ACPPowerON);
1906 }
1907
1908 static void smu8_dpm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
1909 {
1910         struct smu8_hwmgr *data = hwmgr->backend;
1911
1912         data->uvd_power_gated = bgate;
1913
1914         if (bgate) {
1915                 amdgpu_device_ip_set_powergating_state(hwmgr->adev,
1916                                                 AMD_IP_BLOCK_TYPE_UVD,
1917                                                 AMD_PG_STATE_GATE);
1918                 amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
1919                                                 AMD_IP_BLOCK_TYPE_UVD,
1920                                                 AMD_CG_STATE_GATE);
1921                 smu8_dpm_update_uvd_dpm(hwmgr, true);
1922                 smu8_dpm_powerdown_uvd(hwmgr);
1923         } else {
1924                 smu8_dpm_powerup_uvd(hwmgr);
1925                 amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
1926                                                 AMD_IP_BLOCK_TYPE_UVD,
1927                                                 AMD_CG_STATE_UNGATE);
1928                 amdgpu_device_ip_set_powergating_state(hwmgr->adev,
1929                                                 AMD_IP_BLOCK_TYPE_UVD,
1930                                                 AMD_PG_STATE_UNGATE);
1931                 smu8_dpm_update_uvd_dpm(hwmgr, false);
1932         }
1933
1934 }
1935
1936 static void smu8_dpm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
1937 {
1938         struct smu8_hwmgr *data = hwmgr->backend;
1939
1940         if (bgate) {
1941                 amdgpu_device_ip_set_powergating_state(hwmgr->adev,
1942                                         AMD_IP_BLOCK_TYPE_VCE,
1943                                         AMD_PG_STATE_GATE);
1944                 amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
1945                                         AMD_IP_BLOCK_TYPE_VCE,
1946                                         AMD_CG_STATE_GATE);
1947                 smu8_enable_disable_vce_dpm(hwmgr, false);
1948                 smu8_dpm_powerdown_vce(hwmgr);
1949                 data->vce_power_gated = true;
1950         } else {
1951                 smu8_dpm_powerup_vce(hwmgr);
1952                 data->vce_power_gated = false;
1953                 amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
1954                                         AMD_IP_BLOCK_TYPE_VCE,
1955                                         AMD_CG_STATE_UNGATE);
1956                 amdgpu_device_ip_set_powergating_state(hwmgr->adev,
1957                                         AMD_IP_BLOCK_TYPE_VCE,
1958                                         AMD_PG_STATE_UNGATE);
1959                 smu8_dpm_update_vce_dpm(hwmgr);
1960                 smu8_enable_disable_vce_dpm(hwmgr, true);
1961         }
1962 }
1963
1964 static const struct pp_hwmgr_func smu8_hwmgr_funcs = {
1965         .backend_init = smu8_hwmgr_backend_init,
1966         .backend_fini = smu8_hwmgr_backend_fini,
1967         .apply_state_adjust_rules = smu8_apply_state_adjust_rules,
1968         .force_dpm_level = smu8_dpm_force_dpm_level,
1969         .get_power_state_size = smu8_get_power_state_size,
1970         .powerdown_uvd = smu8_dpm_powerdown_uvd,
1971         .powergate_uvd = smu8_dpm_powergate_uvd,
1972         .powergate_vce = smu8_dpm_powergate_vce,
1973         .powergate_acp = smu8_dpm_powergate_acp,
1974         .get_mclk = smu8_dpm_get_mclk,
1975         .get_sclk = smu8_dpm_get_sclk,
1976         .patch_boot_state = smu8_dpm_patch_boot_state,
1977         .get_pp_table_entry = smu8_dpm_get_pp_table_entry,
1978         .get_num_of_pp_table_entries = smu8_dpm_get_num_of_pp_table_entries,
1979         .set_cpu_power_state = smu8_set_cpu_power_state,
1980         .store_cc6_data = smu8_store_cc6_data,
1981         .force_clock_level = smu8_force_clock_level,
1982         .print_clock_levels = smu8_print_clock_levels,
1983         .get_dal_power_level = smu8_get_dal_power_level,
1984         .get_performance_level = smu8_get_performance_level,
1985         .get_current_shallow_sleep_clocks = smu8_get_current_shallow_sleep_clocks,
1986         .get_clock_by_type = smu8_get_clock_by_type,
1987         .get_max_high_clocks = smu8_get_max_high_clocks,
1988         .read_sensor = smu8_read_sensor,
1989         .power_off_asic = smu8_power_off_asic,
1990         .asic_setup = smu8_setup_asic_task,
1991         .dynamic_state_management_enable = smu8_enable_dpm_tasks,
1992         .power_state_set = smu8_set_power_state_tasks,
1993         .dynamic_state_management_disable = smu8_disable_dpm_tasks,
1994         .notify_cac_buffer_info = smu8_notify_cac_buffer_info,
1995         .get_thermal_temperature_range = smu8_get_thermal_temperature_range,
1996 };
1997
1998 int smu8_init_function_pointers(struct pp_hwmgr *hwmgr)
1999 {
2000         hwmgr->hwmgr_func = &smu8_hwmgr_funcs;
2001         hwmgr->pptable_func = &pptable_funcs;
2002         return 0;
2003 }