drivers/gpu/drm/amd/powerplay/hwmgr/cz_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 <linux/types.h>
  24 #include <linux/kernel.h>
  25 #include <linux/slab.h>
  26 #include "atom-types.h"
  27 #include "atombios.h"
  28 #include "processpptables.h"
  29 #include "pp_debug.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 "cz_hwmgr.h"
  39 #include "power_state.h"
  40 #include "cz_clockpowergating.h"
  41 #include "pp_debug.h"
  42
  43 #define ixSMUSVI_NB_CURRENTVID 0xD8230044
  44 #define CURRENT_NB_VID_MASK 0xff000000
  45 #define CURRENT_NB_VID__SHIFT 24
  46 #define ixSMUSVI_GFX_CURRENTVID  0xD8230048
  47 #define CURRENT_GFX_VID_MASK 0xff000000
  48 #define CURRENT_GFX_VID__SHIFT 24
  49
  50 static const unsigned long PhwCz_Magic = (unsigned long) PHM_Cz_Magic;
  51
  52 static struct cz_power_state *cast_PhwCzPowerState(struct pp_hw_power_state *hw_ps)
  53 {
  54         if (PhwCz_Magic != hw_ps->magic)
  55                 return NULL;
  56
  57         return (struct cz_power_state *)hw_ps;
  58 }
  59
  60 static const struct cz_power_state *cast_const_PhwCzPowerState(
  61                                 const struct pp_hw_power_state *hw_ps)
  62 {
  63         if (PhwCz_Magic != hw_ps->magic)
  64                 return NULL;
  65
  66         return (struct cz_power_state *)hw_ps;
  67 }
  68
  69 uint32_t cz_get_eclk_level(struct pp_hwmgr *hwmgr,
  70                                         uint32_t clock, uint32_t msg)
  71 {
  72         int i = 0;
  73         struct phm_vce_clock_voltage_dependency_table *ptable =
  74                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
  75
  76         switch (msg) {
  77         case PPSMC_MSG_SetEclkSoftMin:
  78         case PPSMC_MSG_SetEclkHardMin:
  79                 for (i = 0; i < (int)ptable->count; i++) {
  80                         if (clock <= ptable->entries[i].ecclk)
  81                                 break;
  82                 }
  83                 break;
  84
  85         case PPSMC_MSG_SetEclkSoftMax:
  86         case PPSMC_MSG_SetEclkHardMax:
  87                 for (i = ptable->count - 1; i >= 0; i--) {
  88                         if (clock >= ptable->entries[i].ecclk)
  89                                 break;
  90                 }
  91                 break;
  92
  93         default:
  94                 break;
  95         }
  96
  97         return i;
  98 }
  99
 100 static uint32_t cz_get_sclk_level(struct pp_hwmgr *hwmgr,
 101                                 uint32_t clock, uint32_t msg)
 102 {
 103         int i = 0;
 104         struct phm_clock_voltage_dependency_table *table =
 105                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 106
 107         switch (msg) {
 108         case PPSMC_MSG_SetSclkSoftMin:
 109         case PPSMC_MSG_SetSclkHardMin:
 110                 for (i = 0; i < (int)table->count; i++) {
 111                         if (clock <= table->entries[i].clk)
 112                                 break;
 113                 }
 114                 break;
 115
 116         case PPSMC_MSG_SetSclkSoftMax:
 117         case PPSMC_MSG_SetSclkHardMax:
 118                 for (i = table->count - 1; i >= 0; i--) {
 119                         if (clock >= table->entries[i].clk)
 120                                 break;
 121                 }
 122                 break;
 123
 124         default:
 125                 break;
 126         }
 127         return i;
 128 }
 129
 130 static uint32_t cz_get_uvd_level(struct pp_hwmgr *hwmgr,
 131                                         uint32_t clock, uint32_t msg)
 132 {
 133         int i = 0;
 134         struct phm_uvd_clock_voltage_dependency_table *ptable =
 135                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 136
 137         switch (msg) {
 138         case PPSMC_MSG_SetUvdSoftMin:
 139         case PPSMC_MSG_SetUvdHardMin:
 140                 for (i = 0; i < (int)ptable->count; i++) {
 141                         if (clock <= ptable->entries[i].vclk)
 142                                 break;
 143                 }
 144                 break;
 145
 146         case PPSMC_MSG_SetUvdSoftMax:
 147         case PPSMC_MSG_SetUvdHardMax:
 148                 for (i = ptable->count - 1; i >= 0; i--) {
 149                         if (clock >= ptable->entries[i].vclk)
 150                                 break;
 151                 }
 152                 break;
 153
 154         default:
 155                 break;
 156         }
 157
 158         return i;
 159 }
 160
 161 static uint32_t cz_get_max_sclk_level(struct pp_hwmgr *hwmgr)
 162 {
 163         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 164
 165         if (cz_hwmgr->max_sclk_level == 0) {
 166                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetMaxSclkLevel);
 167                 cz_hwmgr->max_sclk_level = smum_get_argument(hwmgr->smumgr) + 1;
 168         }
 169
 170         return cz_hwmgr->max_sclk_level;
 171 }
 172
 173 static int cz_initialize_dpm_defaults(struct pp_hwmgr *hwmgr)
 174 {
 175         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 176         uint32_t i;
 177
 178         cz_hwmgr->gfx_ramp_step = 256*25/100;
 179
 180         cz_hwmgr->gfx_ramp_delay = 1; /* by default, we delay 1us */
 181
 182         for (i = 0; i < CZ_MAX_HARDWARE_POWERLEVELS; i++)
 183                 cz_hwmgr->activity_target[i] = CZ_AT_DFLT;
 184
 185         cz_hwmgr->mgcg_cgtt_local0 = 0x00000000;
 186         cz_hwmgr->mgcg_cgtt_local1 = 0x00000000;
 187
 188         cz_hwmgr->clock_slow_down_freq = 25000;
 189
 190         cz_hwmgr->skip_clock_slow_down = 1;
 191
 192         cz_hwmgr->enable_nb_ps_policy = 1; /* disable until UNB is ready, Enabled */
 193
 194         cz_hwmgr->voltage_drop_in_dce_power_gating = 0; /* disable until fully verified */
 195
 196         cz_hwmgr->voting_rights_clients = 0x00C00033;
 197
 198         cz_hwmgr->static_screen_threshold = 8;
 199
 200         cz_hwmgr->ddi_power_gating_disabled = 0;
 201
 202         cz_hwmgr->bapm_enabled = 1;
 203
 204         cz_hwmgr->voltage_drop_threshold = 0;
 205
 206         cz_hwmgr->gfx_power_gating_threshold = 500;
 207
 208         cz_hwmgr->vce_slow_sclk_threshold = 20000;
 209
 210         cz_hwmgr->dce_slow_sclk_threshold = 30000;
 211
 212         cz_hwmgr->disable_driver_thermal_policy = 1;
 213
 214         cz_hwmgr->disable_nb_ps3_in_battery = 0;
 215
 216         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 217                                                         PHM_PlatformCaps_ABM);
 218
 219         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 220                                     PHM_PlatformCaps_NonABMSupportInPPLib);
 221
 222         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 223                                            PHM_PlatformCaps_SclkDeepSleep);
 224
 225         phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
 226                                         PHM_PlatformCaps_DynamicM3Arbiter);
 227
 228         cz_hwmgr->override_dynamic_mgpg = 1;
 229
 230         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 231                                   PHM_PlatformCaps_DynamicPatchPowerState);
 232
 233         cz_hwmgr->thermal_auto_throttling_treshold = 0;
 234
 235         cz_hwmgr->tdr_clock = 0;
 236
 237         cz_hwmgr->disable_gfx_power_gating_in_uvd = 0;
 238
 239         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 240                                         PHM_PlatformCaps_DynamicUVDState);
 241
 242         cz_hwmgr->cc6_settings.cpu_cc6_disable = false;
 243         cz_hwmgr->cc6_settings.cpu_pstate_disable = false;
 244         cz_hwmgr->cc6_settings.nb_pstate_switch_disable = false;
 245         cz_hwmgr->cc6_settings.cpu_pstate_separation_time = 0;
 246
 247         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 248                                    PHM_PlatformCaps_DisableVoltageIsland);
 249
 250         return 0;
 251 }
 252
 253 static uint32_t cz_convert_8Bit_index_to_voltage(
 254                         struct pp_hwmgr *hwmgr, uint16_t voltage)
 255 {
 256         return 6200 - (voltage * 25);
 257 }
 258
 259 static int cz_construct_max_power_limits_table(struct pp_hwmgr *hwmgr,
 260                         struct phm_clock_and_voltage_limits *table)
 261 {
 262         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)hwmgr->backend;
 263         struct cz_sys_info *sys_info = &cz_hwmgr->sys_info;
 264         struct phm_clock_voltage_dependency_table *dep_table =
 265                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 266
 267         if (dep_table->count > 0) {
 268                 table->sclk = dep_table->entries[dep_table->count-1].clk;
 269                 table->vddc = cz_convert_8Bit_index_to_voltage(hwmgr,
 270                    (uint16_t)dep_table->entries[dep_table->count-1].v);
 271         }
 272         table->mclk = sys_info->nbp_memory_clock[0];
 273         return 0;
 274 }
 275
 276 static int cz_init_dynamic_state_adjustment_rule_settings(
 277                         struct pp_hwmgr *hwmgr,
 278                         ATOM_CLK_VOLT_CAPABILITY *disp_voltage_table)
 279 {
 280         uint32_t table_size =
 281                 sizeof(struct phm_clock_voltage_dependency_table) +
 282                 (7 * sizeof(struct phm_clock_voltage_dependency_record));
 283
 284         struct phm_clock_voltage_dependency_table *table_clk_vlt =
 285                                         kzalloc(table_size, GFP_KERNEL);
 286
 287         if (NULL == table_clk_vlt) {
 288                 printk(KERN_ERR "[ powerplay ] Can not allocate memory!\n");
 289                 return -ENOMEM;
 290         }
 291
 292         table_clk_vlt->count = 8;
 293         table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_0;
 294         table_clk_vlt->entries[0].v = 0;
 295         table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_1;
 296         table_clk_vlt->entries[1].v = 1;
 297         table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_2;
 298         table_clk_vlt->entries[2].v = 2;
 299         table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_3;
 300         table_clk_vlt->entries[3].v = 3;
 301         table_clk_vlt->entries[4].clk = PP_DAL_POWERLEVEL_4;
 302         table_clk_vlt->entries[4].v = 4;
 303         table_clk_vlt->entries[5].clk = PP_DAL_POWERLEVEL_5;
 304         table_clk_vlt->entries[5].v = 5;
 305         table_clk_vlt->entries[6].clk = PP_DAL_POWERLEVEL_6;
 306         table_clk_vlt->entries[6].v = 6;
 307         table_clk_vlt->entries[7].clk = PP_DAL_POWERLEVEL_7;
 308         table_clk_vlt->entries[7].v = 7;
 309         hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt;
 310
 311         return 0;
 312 }
 313
 314 static int cz_get_system_info_data(struct pp_hwmgr *hwmgr)
 315 {
 316         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)hwmgr->backend;
 317         ATOM_INTEGRATED_SYSTEM_INFO_V1_9 *info = NULL;
 318         uint32_t i;
 319         int result = 0;
 320         uint8_t frev, crev;
 321         uint16_t size;
 322
 323         info = (ATOM_INTEGRATED_SYSTEM_INFO_V1_9 *) cgs_atom_get_data_table(
 324                         hwmgr->device,
 325                         GetIndexIntoMasterTable(DATA, IntegratedSystemInfo),
 326                         &size, &frev, &crev);
 327
 328         if (crev != 9) {
 329                 printk(KERN_ERR "[ powerplay ] Unsupported IGP table: %d %d\n", frev, crev);
 330                 return -EINVAL;
 331         }
 332
 333         if (info == NULL) {
 334                 printk(KERN_ERR "[ powerplay ] Could not retrieve the Integrated System Info Table!\n");
 335                 return -EINVAL;
 336         }
 337
 338         cz_hwmgr->sys_info.bootup_uma_clock =
 339                                    le32_to_cpu(info->ulBootUpUMAClock);
 340
 341         cz_hwmgr->sys_info.bootup_engine_clock =
 342                                 le32_to_cpu(info->ulBootUpEngineClock);
 343
 344         cz_hwmgr->sys_info.dentist_vco_freq =
 345                                    le32_to_cpu(info->ulDentistVCOFreq);
 346
 347         cz_hwmgr->sys_info.system_config =
 348                                      le32_to_cpu(info->ulSystemConfig);
 349
 350         cz_hwmgr->sys_info.bootup_nb_voltage_index =
 351                                   le16_to_cpu(info->usBootUpNBVoltage);
 352
 353         cz_hwmgr->sys_info.htc_hyst_lmt =
 354                         (info->ucHtcHystLmt == 0) ? 5 : info->ucHtcHystLmt;
 355
 356         cz_hwmgr->sys_info.htc_tmp_lmt =
 357                         (info->ucHtcTmpLmt == 0) ? 203 : info->ucHtcTmpLmt;
 358
 359         if (cz_hwmgr->sys_info.htc_tmp_lmt <=
 360                         cz_hwmgr->sys_info.htc_hyst_lmt) {
 361                 printk(KERN_ERR "[ powerplay ] The htcTmpLmt should be larger than htcHystLmt.\n");
 362                 return -EINVAL;
 363         }
 364
 365         cz_hwmgr->sys_info.nb_dpm_enable =
 366                                 cz_hwmgr->enable_nb_ps_policy &&
 367                                 (le32_to_cpu(info->ulSystemConfig) >> 3 & 0x1);
 368
 369         for (i = 0; i < CZ_NUM_NBPSTATES; i++) {
 370                 if (i < CZ_NUM_NBPMEMORYCLOCK) {
 371                         cz_hwmgr->sys_info.nbp_memory_clock[i] =
 372                           le32_to_cpu(info->ulNbpStateMemclkFreq[i]);
 373                 }
 374                 cz_hwmgr->sys_info.nbp_n_clock[i] =
 375                             le32_to_cpu(info->ulNbpStateNClkFreq[i]);
 376         }
 377
 378         for (i = 0; i < MAX_DISPLAY_CLOCK_LEVEL; i++) {
 379                 cz_hwmgr->sys_info.display_clock[i] =
 380                                         le32_to_cpu(info->sDispClkVoltageMapping[i].ulMaximumSupportedCLK);
 381         }
 382
 383         /* Here use 4 levels, make sure not exceed */
 384         for (i = 0; i < CZ_NUM_NBPSTATES; i++) {
 385                 cz_hwmgr->sys_info.nbp_voltage_index[i] =
 386                              le16_to_cpu(info->usNBPStateVoltage[i]);
 387         }
 388
 389         if (!cz_hwmgr->sys_info.nb_dpm_enable) {
 390                 for (i = 1; i < CZ_NUM_NBPSTATES; i++) {
 391                         if (i < CZ_NUM_NBPMEMORYCLOCK) {
 392                                 cz_hwmgr->sys_info.nbp_memory_clock[i] =
 393                                     cz_hwmgr->sys_info.nbp_memory_clock[0];
 394                         }
 395                         cz_hwmgr->sys_info.nbp_n_clock[i] =
 396                                     cz_hwmgr->sys_info.nbp_n_clock[0];
 397                         cz_hwmgr->sys_info.nbp_voltage_index[i] =
 398                                     cz_hwmgr->sys_info.nbp_voltage_index[0];
 399                 }
 400         }
 401
 402         if (le32_to_cpu(info->ulGPUCapInfo) &
 403                 SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS) {
 404                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 405                                     PHM_PlatformCaps_EnableDFSBypass);
 406         }
 407
 408         cz_hwmgr->sys_info.uma_channel_number = info->ucUMAChannelNumber;
 409
 410         cz_construct_max_power_limits_table (hwmgr,
 411                                     &hwmgr->dyn_state.max_clock_voltage_on_ac);
 412
 413         cz_init_dynamic_state_adjustment_rule_settings(hwmgr,
 414                                     &info->sDISPCLK_Voltage[0]);
 415
 416         return result;
 417 }
 418
 419 static int cz_construct_boot_state(struct pp_hwmgr *hwmgr)
 420 {
 421         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 422
 423         cz_hwmgr->boot_power_level.engineClock =
 424                                 cz_hwmgr->sys_info.bootup_engine_clock;
 425
 426         cz_hwmgr->boot_power_level.vddcIndex =
 427                         (uint8_t)cz_hwmgr->sys_info.bootup_nb_voltage_index;
 428
 429         cz_hwmgr->boot_power_level.dsDividerIndex = 0;
 430
 431         cz_hwmgr->boot_power_level.ssDividerIndex = 0;
 432
 433         cz_hwmgr->boot_power_level.allowGnbSlow = 1;
 434
 435         cz_hwmgr->boot_power_level.forceNBPstate = 0;
 436
 437         cz_hwmgr->boot_power_level.hysteresis_up = 0;
 438
 439         cz_hwmgr->boot_power_level.numSIMDToPowerDown = 0;
 440
 441         cz_hwmgr->boot_power_level.display_wm = 0;
 442
 443         cz_hwmgr->boot_power_level.vce_wm = 0;
 444
 445         return 0;
 446 }
 447
 448 static int cz_tf_reset_active_process_mask(struct pp_hwmgr *hwmgr, void *input,
 449                                         void *output, void *storage, int result)
 450 {
 451         return 0;
 452 }
 453
 454 static int cz_tf_upload_pptable_to_smu(struct pp_hwmgr *hwmgr, void *input,
 455                                        void *output, void *storage, int result)
 456 {
 457         struct SMU8_Fusion_ClkTable *clock_table;
 458         int ret;
 459         uint32_t i;
 460         void *table = NULL;
 461         pp_atomctrl_clock_dividers_kong dividers;
 462
 463         struct phm_clock_voltage_dependency_table *vddc_table =
 464                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 465         struct phm_clock_voltage_dependency_table *vdd_gfx_table =
 466                 hwmgr->dyn_state.vdd_gfx_dependency_on_sclk;
 467         struct phm_acp_clock_voltage_dependency_table *acp_table =
 468                 hwmgr->dyn_state.acp_clock_voltage_dependency_table;
 469         struct phm_uvd_clock_voltage_dependency_table *uvd_table =
 470                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 471         struct phm_vce_clock_voltage_dependency_table *vce_table =
 472                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
 473
 474         if (!hwmgr->need_pp_table_upload)
 475                 return 0;
 476
 477         ret = smum_download_powerplay_table(hwmgr->smumgr, &table);
 478
 479         PP_ASSERT_WITH_CODE((0 == ret && NULL != table),
 480                             "Fail to get clock table from SMU!", return -EINVAL;);
 481
 482         clock_table = (struct SMU8_Fusion_ClkTable *)table;
 483
 484         /* patch clock table */
 485         PP_ASSERT_WITH_CODE((vddc_table->count <= CZ_MAX_HARDWARE_POWERLEVELS),
 486                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 487         PP_ASSERT_WITH_CODE((vdd_gfx_table->count <= CZ_MAX_HARDWARE_POWERLEVELS),
 488                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 489         PP_ASSERT_WITH_CODE((acp_table->count <= CZ_MAX_HARDWARE_POWERLEVELS),
 490                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 491         PP_ASSERT_WITH_CODE((uvd_table->count <= CZ_MAX_HARDWARE_POWERLEVELS),
 492                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 493         PP_ASSERT_WITH_CODE((vce_table->count <= CZ_MAX_HARDWARE_POWERLEVELS),
 494                             "Dependency table entry exceeds max limit!", return -EINVAL;);
 495
 496         for (i = 0; i < CZ_MAX_HARDWARE_POWERLEVELS; i++) {
 497
 498                 /* vddc_sclk */
 499                 clock_table->SclkBreakdownTable.ClkLevel[i].GnbVid =
 500                         (i < vddc_table->count) ? (uint8_t)vddc_table->entries[i].v : 0;
 501                 clock_table->SclkBreakdownTable.ClkLevel[i].Frequency =
 502                         (i < vddc_table->count) ? vddc_table->entries[i].clk : 0;
 503
 504                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 505                                                       clock_table->SclkBreakdownTable.ClkLevel[i].Frequency,
 506                                                       &dividers);
 507
 508                 clock_table->SclkBreakdownTable.ClkLevel[i].DfsDid =
 509                         (uint8_t)dividers.pll_post_divider;
 510
 511                 /* vddgfx_sclk */
 512                 clock_table->SclkBreakdownTable.ClkLevel[i].GfxVid =
 513                         (i < vdd_gfx_table->count) ? (uint8_t)vdd_gfx_table->entries[i].v : 0;
 514
 515                 /* acp breakdown */
 516                 clock_table->AclkBreakdownTable.ClkLevel[i].GfxVid =
 517                         (i < acp_table->count) ? (uint8_t)acp_table->entries[i].v : 0;
 518                 clock_table->AclkBreakdownTable.ClkLevel[i].Frequency =
 519                         (i < acp_table->count) ? acp_table->entries[i].acpclk : 0;
 520
 521                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 522                                                       clock_table->AclkBreakdownTable.ClkLevel[i].Frequency,
 523                                                       &dividers);
 524
 525                 clock_table->AclkBreakdownTable.ClkLevel[i].DfsDid =
 526                         (uint8_t)dividers.pll_post_divider;
 527
 528
 529                 /* uvd breakdown */
 530                 clock_table->VclkBreakdownTable.ClkLevel[i].GfxVid =
 531                         (i < uvd_table->count) ? (uint8_t)uvd_table->entries[i].v : 0;
 532                 clock_table->VclkBreakdownTable.ClkLevel[i].Frequency =
 533                         (i < uvd_table->count) ? uvd_table->entries[i].vclk : 0;
 534
 535                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 536                                                       clock_table->VclkBreakdownTable.ClkLevel[i].Frequency,
 537                                                       &dividers);
 538
 539                 clock_table->VclkBreakdownTable.ClkLevel[i].DfsDid =
 540                         (uint8_t)dividers.pll_post_divider;
 541
 542                 clock_table->DclkBreakdownTable.ClkLevel[i].GfxVid =
 543                         (i < uvd_table->count) ? (uint8_t)uvd_table->entries[i].v : 0;
 544                 clock_table->DclkBreakdownTable.ClkLevel[i].Frequency =
 545                         (i < uvd_table->count) ? uvd_table->entries[i].dclk : 0;
 546
 547                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 548                                                       clock_table->DclkBreakdownTable.ClkLevel[i].Frequency,
 549                                                       &dividers);
 550
 551                 clock_table->DclkBreakdownTable.ClkLevel[i].DfsDid =
 552                         (uint8_t)dividers.pll_post_divider;
 553
 554                 /* vce breakdown */
 555                 clock_table->EclkBreakdownTable.ClkLevel[i].GfxVid =
 556                         (i < vce_table->count) ? (uint8_t)vce_table->entries[i].v : 0;
 557                 clock_table->EclkBreakdownTable.ClkLevel[i].Frequency =
 558                         (i < vce_table->count) ? vce_table->entries[i].ecclk : 0;
 559
 560
 561                 atomctrl_get_engine_pll_dividers_kong(hwmgr,
 562                                                       clock_table->EclkBreakdownTable.ClkLevel[i].Frequency,
 563                                                       &dividers);
 564
 565                 clock_table->EclkBreakdownTable.ClkLevel[i].DfsDid =
 566                         (uint8_t)dividers.pll_post_divider;
 567
 568         }
 569         ret = smum_upload_powerplay_table(hwmgr->smumgr);
 570
 571         return ret;
 572 }
 573
 574 static int cz_tf_init_sclk_limit(struct pp_hwmgr *hwmgr, void *input,
 575                                  void *output, void *storage, int result)
 576 {
 577         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 578         struct phm_clock_voltage_dependency_table *table =
 579                                         hwmgr->dyn_state.vddc_dependency_on_sclk;
 580         unsigned long clock = 0, level;
 581
 582         if (NULL == table || table->count <= 0)
 583                 return -EINVAL;
 584
 585         cz_hwmgr->sclk_dpm.soft_min_clk = table->entries[0].clk;
 586         cz_hwmgr->sclk_dpm.hard_min_clk = table->entries[0].clk;
 587
 588         level = cz_get_max_sclk_level(hwmgr) - 1;
 589
 590         if (level < table->count)
 591                 clock = table->entries[level].clk;
 592         else
 593                 clock = table->entries[table->count - 1].clk;
 594
 595         cz_hwmgr->sclk_dpm.soft_max_clk = clock;
 596         cz_hwmgr->sclk_dpm.hard_max_clk = clock;
 597
 598         return 0;
 599 }
 600
 601 static int cz_tf_init_uvd_limit(struct pp_hwmgr *hwmgr, void *input,
 602                                 void *output, void *storage, int result)
 603 {
 604         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 605         struct phm_uvd_clock_voltage_dependency_table *table =
 606                                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
 607         unsigned long clock = 0, level;
 608
 609         if (NULL == table || table->count <= 0)
 610                 return -EINVAL;
 611
 612         cz_hwmgr->uvd_dpm.soft_min_clk = 0;
 613         cz_hwmgr->uvd_dpm.hard_min_clk = 0;
 614
 615         smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetMaxUvdLevel);
 616         level = smum_get_argument(hwmgr->smumgr);
 617
 618         if (level < table->count)
 619                 clock = table->entries[level].vclk;
 620         else
 621                 clock = table->entries[table->count - 1].vclk;
 622
 623         cz_hwmgr->uvd_dpm.soft_max_clk = clock;
 624         cz_hwmgr->uvd_dpm.hard_max_clk = clock;
 625
 626         return 0;
 627 }
 628
 629 static int cz_tf_init_vce_limit(struct pp_hwmgr *hwmgr, void *input,
 630                                 void *output, void *storage, int result)
 631 {
 632         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 633         struct phm_vce_clock_voltage_dependency_table *table =
 634                                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
 635         unsigned long clock = 0, level;
 636
 637         if (NULL == table || table->count <= 0)
 638                 return -EINVAL;
 639
 640         cz_hwmgr->vce_dpm.soft_min_clk = 0;
 641         cz_hwmgr->vce_dpm.hard_min_clk = 0;
 642
 643         smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetMaxEclkLevel);
 644         level = smum_get_argument(hwmgr->smumgr);
 645
 646         if (level < table->count)
 647                 clock = table->entries[level].ecclk;
 648         else
 649                 clock = table->entries[table->count - 1].ecclk;
 650
 651         cz_hwmgr->vce_dpm.soft_max_clk = clock;
 652         cz_hwmgr->vce_dpm.hard_max_clk = clock;
 653
 654         return 0;
 655 }
 656
 657 static int cz_tf_init_acp_limit(struct pp_hwmgr *hwmgr, void *input,
 658                                 void *output, void *storage, int result)
 659 {
 660         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 661         struct phm_acp_clock_voltage_dependency_table *table =
 662                                 hwmgr->dyn_state.acp_clock_voltage_dependency_table;
 663         unsigned long clock = 0, level;
 664
 665         if (NULL == table || table->count <= 0)
 666                 return -EINVAL;
 667
 668         cz_hwmgr->acp_dpm.soft_min_clk = 0;
 669         cz_hwmgr->acp_dpm.hard_min_clk = 0;
 670
 671         smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetMaxAclkLevel);
 672         level = smum_get_argument(hwmgr->smumgr);
 673
 674         if (level < table->count)
 675                 clock = table->entries[level].acpclk;
 676         else
 677                 clock = table->entries[table->count - 1].acpclk;
 678
 679         cz_hwmgr->acp_dpm.soft_max_clk = clock;
 680         cz_hwmgr->acp_dpm.hard_max_clk = clock;
 681         return 0;
 682 }
 683
 684 static int cz_tf_init_power_gate_state(struct pp_hwmgr *hwmgr, void *input,
 685                                 void *output, void *storage, int result)
 686 {
 687         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 688
 689         cz_hwmgr->uvd_power_gated = false;
 690         cz_hwmgr->vce_power_gated = false;
 691         cz_hwmgr->samu_power_gated = false;
 692         cz_hwmgr->acp_power_gated = false;
 693         cz_hwmgr->pgacpinit = true;
 694
 695         return 0;
 696 }
 697
 698 static int cz_tf_init_sclk_threshold(struct pp_hwmgr *hwmgr, void *input,
 699                                 void *output, void *storage, int result)
 700 {
 701         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 702
 703         cz_hwmgr->low_sclk_interrupt_threshold = 0;
 704
 705         return 0;
 706 }
 707 static int cz_tf_update_sclk_limit(struct pp_hwmgr *hwmgr,
 708                                         void *input, void *output,
 709                                         void *storage, int result)
 710 {
 711         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 712         struct phm_clock_voltage_dependency_table *table =
 713                                         hwmgr->dyn_state.vddc_dependency_on_sclk;
 714
 715         unsigned long clock = 0;
 716         unsigned long level;
 717         unsigned long stable_pstate_sclk;
 718         struct PP_Clocks clocks;
 719         unsigned long percentage;
 720
 721         cz_hwmgr->sclk_dpm.soft_min_clk = table->entries[0].clk;
 722         level = cz_get_max_sclk_level(hwmgr) - 1;
 723
 724         if (level < table->count)
 725                 cz_hwmgr->sclk_dpm.soft_max_clk  = table->entries[level].clk;
 726         else
 727                 cz_hwmgr->sclk_dpm.soft_max_clk  = table->entries[table->count - 1].clk;
 728
 729         /*PECI_GetMinClockSettings(pHwMgr->pPECI, &clocks);*/
 730         clock = clocks.engineClock;
 731
 732         if (cz_hwmgr->sclk_dpm.hard_min_clk != clock) {
 733                 cz_hwmgr->sclk_dpm.hard_min_clk = clock;
 734
 735                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 736                                                 PPSMC_MSG_SetSclkHardMin,
 737                                                  cz_get_sclk_level(hwmgr,
 738                                         cz_hwmgr->sclk_dpm.hard_min_clk,
 739                                              PPSMC_MSG_SetSclkHardMin));
 740         }
 741
 742         clock = cz_hwmgr->sclk_dpm.soft_min_clk;
 743
 744         /* update minimum clocks for Stable P-State feature */
 745         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 746                                      PHM_PlatformCaps_StablePState)) {
 747                 percentage = 75;
 748                 /*Sclk - calculate sclk value based on percentage and find FLOOR sclk from VddcDependencyOnSCLK table  */
 749                 stable_pstate_sclk = (hwmgr->dyn_state.max_clock_voltage_on_ac.mclk *
 750                                         percentage) / 100;
 751
 752                 if (clock < stable_pstate_sclk)
 753                         clock = stable_pstate_sclk;
 754         } else {
 755                 if (clock < hwmgr->gfx_arbiter.sclk)
 756                         clock = hwmgr->gfx_arbiter.sclk;
 757         }
 758
 759         if (cz_hwmgr->sclk_dpm.soft_min_clk != clock) {
 760                 cz_hwmgr->sclk_dpm.soft_min_clk = clock;
 761                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 762                                                 PPSMC_MSG_SetSclkSoftMin,
 763                                                 cz_get_sclk_level(hwmgr,
 764                                         cz_hwmgr->sclk_dpm.soft_min_clk,
 765                                              PPSMC_MSG_SetSclkSoftMin));
 766         }
 767
 768         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 769                                     PHM_PlatformCaps_StablePState) &&
 770                          cz_hwmgr->sclk_dpm.soft_max_clk != clock) {
 771                 cz_hwmgr->sclk_dpm.soft_max_clk = clock;
 772                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 773                                                 PPSMC_MSG_SetSclkSoftMax,
 774                                                 cz_get_sclk_level(hwmgr,
 775                                         cz_hwmgr->sclk_dpm.soft_max_clk,
 776                                         PPSMC_MSG_SetSclkSoftMax));
 777         }
 778
 779         return 0;
 780 }
 781
 782 static int cz_tf_set_deep_sleep_sclk_threshold(struct pp_hwmgr *hwmgr,
 783                                         void *input, void *output,
 784                                         void *storage, int result)
 785 {
 786         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 787                                 PHM_PlatformCaps_SclkDeepSleep)) {
 788                 uint32_t clks = hwmgr->display_config.min_core_set_clock_in_sr;
 789                 if (clks == 0)
 790                         clks = CZ_MIN_DEEP_SLEEP_SCLK;
 791
 792                 PP_DBG_LOG("Setting Deep Sleep Clock: %d\n", clks);
 793
 794                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 795                                 PPSMC_MSG_SetMinDeepSleepSclk,
 796                                 clks);
 797         }
 798
 799         return 0;
 800 }
 801
 802 static int cz_tf_set_watermark_threshold(struct pp_hwmgr *hwmgr,
 803                                         void *input, void *output,
 804                                         void *storage, int result)
 805 {
 806         struct cz_hwmgr *cz_hwmgr =
 807                                   (struct cz_hwmgr *)(hwmgr->backend);
 808
 809         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 810                                         PPSMC_MSG_SetWatermarkFrequency,
 811                                       cz_hwmgr->sclk_dpm.soft_max_clk);
 812
 813         return 0;
 814 }
 815
 816 static int cz_tf_set_enabled_levels(struct pp_hwmgr *hwmgr,
 817                                         void *input, void *output,
 818                                         void *storage, int result)
 819 {
 820         return 0;
 821 }
 822
 823
 824 static int cz_tf_enable_nb_dpm(struct pp_hwmgr *hwmgr,
 825                                         void *input, void *output,
 826                                         void *storage, int result)
 827 {
 828         int ret = 0;
 829
 830         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 831         unsigned long dpm_features = 0;
 832
 833         if (!cz_hwmgr->is_nb_dpm_enabled) {
 834                 PP_DBG_LOG("enabling ALL SMU features.\n");
 835                 dpm_features |= NB_DPM_MASK;
 836                 ret = smum_send_msg_to_smc_with_parameter(
 837                                                              hwmgr->smumgr,
 838                                          PPSMC_MSG_EnableAllSmuFeatures,
 839                                                              dpm_features);
 840                 if (ret == 0)
 841                         cz_hwmgr->is_nb_dpm_enabled = true;
 842         }
 843
 844         return ret;
 845 }
 846
 847 static int cz_nbdpm_pstate_enable_disable(struct pp_hwmgr *hwmgr, bool enable, bool lock)
 848 {
 849         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 850
 851         if (hw_data->is_nb_dpm_enabled) {
 852                 if (enable) {
 853                         PP_DBG_LOG("enable Low Memory PState.\n");
 854
 855                         return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 856                                                 PPSMC_MSG_EnableLowMemoryPstate,
 857                                                 (lock ? 1 : 0));
 858                 } else {
 859                         PP_DBG_LOG("disable Low Memory PState.\n");
 860
 861                         return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 862                                                 PPSMC_MSG_DisableLowMemoryPstate,
 863                                                 (lock ? 1 : 0));
 864                 }
 865         }
 866
 867         return 0;
 868 }
 869
 870 static int cz_tf_update_low_mem_pstate(struct pp_hwmgr *hwmgr,
 871                                         void *input, void *output,
 872                                         void *storage, int result)
 873 {
 874         bool disable_switch;
 875         bool enable_low_mem_state;
 876         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 877         const struct phm_set_power_state_input *states = (struct phm_set_power_state_input *)input;
 878         const struct cz_power_state *pnew_state = cast_const_PhwCzPowerState(states->pnew_state);
 879
 880         if (hw_data->sys_info.nb_dpm_enable) {
 881                 disable_switch = hw_data->cc6_settings.nb_pstate_switch_disable ? true : false;
 882                 enable_low_mem_state = hw_data->cc6_settings.nb_pstate_switch_disable ? false : true;
 883
 884                 if (pnew_state->action == FORCE_HIGH)
 885                         cz_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch);
 886                 else if(pnew_state->action == CANCEL_FORCE_HIGH)
 887                         cz_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch);
 888                 else
 889                         cz_nbdpm_pstate_enable_disable(hwmgr, enable_low_mem_state, disable_switch);
 890         }
 891         return 0;
 892 }
 893
 894 static struct phm_master_table_item cz_set_power_state_list[] = {
 895         {NULL, cz_tf_update_sclk_limit},
 896         {NULL, cz_tf_set_deep_sleep_sclk_threshold},
 897         {NULL, cz_tf_set_watermark_threshold},
 898         {NULL, cz_tf_set_enabled_levels},
 899         {NULL, cz_tf_enable_nb_dpm},
 900         {NULL, cz_tf_update_low_mem_pstate},
 901         {NULL, NULL}
 902 };
 903
 904 static struct phm_master_table_header cz_set_power_state_master = {
 905         0,
 906         PHM_MasterTableFlag_None,
 907         cz_set_power_state_list
 908 };
 909
 910 static struct phm_master_table_item cz_setup_asic_list[] = {
 911         {NULL, cz_tf_reset_active_process_mask},
 912         {NULL, cz_tf_upload_pptable_to_smu},
 913         {NULL, cz_tf_init_sclk_limit},
 914         {NULL, cz_tf_init_uvd_limit},
 915         {NULL, cz_tf_init_vce_limit},
 916         {NULL, cz_tf_init_acp_limit},
 917         {NULL, cz_tf_init_power_gate_state},
 918         {NULL, cz_tf_init_sclk_threshold},
 919         {NULL, NULL}
 920 };
 921
 922 static struct phm_master_table_header cz_setup_asic_master = {
 923         0,
 924         PHM_MasterTableFlag_None,
 925         cz_setup_asic_list
 926 };
 927
 928 static int cz_tf_power_up_display_clock_sys_pll(struct pp_hwmgr *hwmgr,
 929                                         void *input, void *output,
 930                                         void *storage, int result)
 931 {
 932         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 933         hw_data->disp_clk_bypass_pending = false;
 934         hw_data->disp_clk_bypass = false;
 935
 936         return 0;
 937 }
 938
 939 static int cz_tf_clear_nb_dpm_flag(struct pp_hwmgr *hwmgr,
 940                                         void *input, void *output,
 941                                         void *storage, int result)
 942 {
 943         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 944         hw_data->is_nb_dpm_enabled = false;
 945
 946         return 0;
 947 }
 948
 949 static int cz_tf_reset_cc6_data(struct pp_hwmgr *hwmgr,
 950                                         void *input, void *output,
 951                                         void *storage, int result)
 952 {
 953         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
 954
 955         hw_data->cc6_settings.cc6_setting_changed = false;
 956         hw_data->cc6_settings.cpu_pstate_separation_time = 0;
 957         hw_data->cc6_settings.cpu_cc6_disable = false;
 958         hw_data->cc6_settings.cpu_pstate_disable = false;
 959
 960         return 0;
 961 }
 962
 963 static struct phm_master_table_item cz_power_down_asic_list[] = {
 964         {NULL, cz_tf_power_up_display_clock_sys_pll},
 965         {NULL, cz_tf_clear_nb_dpm_flag},
 966         {NULL, cz_tf_reset_cc6_data},
 967         {NULL, NULL}
 968 };
 969
 970 static struct phm_master_table_header cz_power_down_asic_master = {
 971         0,
 972         PHM_MasterTableFlag_None,
 973         cz_power_down_asic_list
 974 };
 975
 976 static int cz_tf_program_voting_clients(struct pp_hwmgr *hwmgr, void *input,
 977                                 void *output, void *storage, int result)
 978 {
 979         PHMCZ_WRITE_SMC_REGISTER(hwmgr->device, CG_FREQ_TRAN_VOTING_0,
 980                                 PPCZ_VOTINGRIGHTSCLIENTS_DFLT0);
 981         return 0;
 982 }
 983
 984 static int cz_tf_start_dpm(struct pp_hwmgr *hwmgr, void *input, void *output,
 985                            void *storage, int result)
 986 {
 987         int res = 0xff;
 988         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
 989         unsigned long dpm_features = 0;
 990
 991         cz_hwmgr->dpm_flags |= DPMFlags_SCLK_Enabled;
 992         dpm_features |= SCLK_DPM_MASK;
 993
 994         res = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 995                                 PPSMC_MSG_EnableAllSmuFeatures,
 996                                 dpm_features);
 997
 998         return res;
 999 }
1000
1001 static int cz_tf_program_bootup_state(struct pp_hwmgr *hwmgr, void *input,
1002                                 void *output, void *storage, int result)
1003 {
1004         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1005
1006         cz_hwmgr->sclk_dpm.soft_min_clk = cz_hwmgr->sys_info.bootup_engine_clock;
1007         cz_hwmgr->sclk_dpm.soft_max_clk = cz_hwmgr->sys_info.bootup_engine_clock;
1008
1009         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1010                                 PPSMC_MSG_SetSclkSoftMin,
1011                                 cz_get_sclk_level(hwmgr,
1012                                 cz_hwmgr->sclk_dpm.soft_min_clk,
1013                                 PPSMC_MSG_SetSclkSoftMin));
1014
1015         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1016                                 PPSMC_MSG_SetSclkSoftMax,
1017                                 cz_get_sclk_level(hwmgr,
1018                                 cz_hwmgr->sclk_dpm.soft_max_clk,
1019                                 PPSMC_MSG_SetSclkSoftMax));
1020
1021         return 0;
1022 }
1023
1024 int cz_tf_reset_acp_boot_level(struct pp_hwmgr *hwmgr, void *input,
1025                                 void *output, void *storage, int result)
1026 {
1027         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1028
1029         cz_hwmgr->acp_boot_level = 0xff;
1030         return 0;
1031 }
1032
1033 static bool cz_dpm_check_smu_features(struct pp_hwmgr *hwmgr,
1034                                 unsigned long check_feature)
1035 {
1036         int result;
1037         unsigned long features;
1038
1039         result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_GetFeatureStatus, 0);
1040         if (result == 0) {
1041                 features = smum_get_argument(hwmgr->smumgr);
1042                 if (features & check_feature)
1043                         return true;
1044         }
1045
1046         return result;
1047 }
1048
1049 static int cz_tf_check_for_dpm_disabled(struct pp_hwmgr *hwmgr, void *input,
1050                                 void *output, void *storage, int result)
1051 {
1052         if (cz_dpm_check_smu_features(hwmgr, SMU_EnabledFeatureScoreboard_SclkDpmOn))
1053                 return PP_Result_TableImmediateExit;
1054         return 0;
1055 }
1056
1057 static int cz_tf_enable_didt(struct pp_hwmgr *hwmgr, void *input,
1058                                 void *output, void *storage, int result)
1059 {
1060         /* TO DO */
1061         return 0;
1062 }
1063
1064 static int cz_tf_check_for_dpm_enabled(struct pp_hwmgr *hwmgr,
1065                                                 void *input, void *output,
1066                                                 void *storage, int result)
1067 {
1068         if (!cz_dpm_check_smu_features(hwmgr,
1069                              SMU_EnabledFeatureScoreboard_SclkDpmOn))
1070                 return PP_Result_TableImmediateExit;
1071         return 0;
1072 }
1073
1074 static struct phm_master_table_item cz_disable_dpm_list[] = {
1075         { NULL, cz_tf_check_for_dpm_enabled},
1076         {NULL, NULL},
1077 };
1078
1079
1080 static struct phm_master_table_header cz_disable_dpm_master = {
1081         0,
1082         PHM_MasterTableFlag_None,
1083         cz_disable_dpm_list
1084 };
1085
1086 static struct phm_master_table_item cz_enable_dpm_list[] = {
1087         { NULL, cz_tf_check_for_dpm_disabled },
1088         { NULL, cz_tf_program_voting_clients },
1089         { NULL, cz_tf_start_dpm},
1090         { NULL, cz_tf_program_bootup_state},
1091         { NULL, cz_tf_enable_didt },
1092         { NULL, cz_tf_reset_acp_boot_level },
1093         {NULL, NULL},
1094 };
1095
1096 static struct phm_master_table_header cz_enable_dpm_master = {
1097         0,
1098         PHM_MasterTableFlag_None,
1099         cz_enable_dpm_list
1100 };
1101
1102 static int cz_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
1103                                 struct pp_power_state  *prequest_ps,
1104                         const struct pp_power_state *pcurrent_ps)
1105 {
1106         struct cz_power_state *cz_ps =
1107                                 cast_PhwCzPowerState(&prequest_ps->hardware);
1108
1109         const struct cz_power_state *cz_current_ps =
1110                                 cast_const_PhwCzPowerState(&pcurrent_ps->hardware);
1111
1112         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1113         struct PP_Clocks clocks;
1114         bool force_high;
1115         unsigned long  num_of_active_displays = 4;
1116
1117         cz_ps->evclk = hwmgr->vce_arbiter.evclk;
1118         cz_ps->ecclk = hwmgr->vce_arbiter.ecclk;
1119
1120         cz_ps->need_dfs_bypass = true;
1121
1122         cz_hwmgr->video_start = (hwmgr->uvd_arbiter.vclk != 0 || hwmgr->uvd_arbiter.dclk != 0 ||
1123                                 hwmgr->vce_arbiter.evclk != 0 || hwmgr->vce_arbiter.ecclk != 0);
1124
1125         cz_hwmgr->battery_state = (PP_StateUILabel_Battery == prequest_ps->classification.ui_label);
1126
1127         /* to do PECI_GetMinClockSettings(pHwMgr->pPECI, &clocks); */
1128         /* PECI_GetNumberOfActiveDisplays(pHwMgr->pPECI, &numOfActiveDisplays); */
1129         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState))
1130                 clocks.memoryClock = hwmgr->dyn_state.max_clock_voltage_on_ac.mclk;
1131         else
1132                 clocks.memoryClock = 0;
1133
1134         if (clocks.memoryClock < hwmgr->gfx_arbiter.mclk)
1135                 clocks.memoryClock = hwmgr->gfx_arbiter.mclk;
1136
1137         force_high = (clocks.memoryClock > cz_hwmgr->sys_info.nbp_memory_clock[CZ_NUM_NBPMEMORYCLOCK - 1])
1138                         || (num_of_active_displays >= 3);
1139
1140         cz_ps->action = cz_current_ps->action;
1141
1142         if ((force_high == false) && (cz_ps->action == FORCE_HIGH))
1143                 cz_ps->action = CANCEL_FORCE_HIGH;
1144         else if ((force_high == true) && (cz_ps->action != FORCE_HIGH))
1145                 cz_ps->action = FORCE_HIGH;
1146         else
1147                 cz_ps->action = DO_NOTHING;
1148
1149         return 0;
1150 }
1151
1152 static int cz_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
1153 {
1154         int result = 0;
1155
1156         result = cz_initialize_dpm_defaults(hwmgr);
1157         if (result != 0) {
1158                 printk(KERN_ERR "[ powerplay ] cz_initialize_dpm_defaults failed\n");
1159                 return result;
1160         }
1161
1162         result = cz_get_system_info_data(hwmgr);
1163         if (result != 0) {
1164                 printk(KERN_ERR "[ powerplay ] cz_get_system_info_data failed\n");
1165                 return result;
1166         }
1167
1168         cz_construct_boot_state(hwmgr);
1169
1170         result = phm_construct_table(hwmgr, &cz_setup_asic_master,
1171                                 &(hwmgr->setup_asic));
1172         if (result != 0) {
1173                 printk(KERN_ERR "[ powerplay ] Fail to construct setup ASIC\n");
1174                 return result;
1175         }
1176
1177         result = phm_construct_table(hwmgr, &cz_power_down_asic_master,
1178                                 &(hwmgr->power_down_asic));
1179         if (result != 0) {
1180                 printk(KERN_ERR "[ powerplay ] Fail to construct power down ASIC\n");
1181                 return result;
1182         }
1183
1184         result = phm_construct_table(hwmgr, &cz_disable_dpm_master,
1185                                 &(hwmgr->disable_dynamic_state_management));
1186         if (result != 0) {
1187                 printk(KERN_ERR "[ powerplay ] Fail to disable_dynamic_state\n");
1188                 return result;
1189         }
1190         result = phm_construct_table(hwmgr, &cz_enable_dpm_master,
1191                                 &(hwmgr->enable_dynamic_state_management));
1192         if (result != 0) {
1193                 printk(KERN_ERR "[ powerplay ] Fail to enable_dynamic_state\n");
1194                 return result;
1195         }
1196         result = phm_construct_table(hwmgr, &cz_set_power_state_master,
1197                                 &(hwmgr->set_power_state));
1198         if (result != 0) {
1199                 printk(KERN_ERR "[ powerplay ] Fail to construct set_power_state\n");
1200                 return result;
1201         }
1202
1203         result = phm_construct_table(hwmgr, &cz_phm_enable_clock_power_gatings_master, &(hwmgr->enable_clock_power_gatings));
1204         if (result != 0) {
1205                 printk(KERN_ERR "[ powerplay ] Fail to construct enable_clock_power_gatings\n");
1206                 return result;
1207         }
1208         return result;
1209 }
1210
1211 static int cz_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
1212 {
1213         if (hwmgr != NULL || hwmgr->backend != NULL) {
1214                 kfree(hwmgr->backend);
1215                 kfree(hwmgr);
1216         }
1217         return 0;
1218 }
1219
1220 int cz_phm_force_dpm_highest(struct pp_hwmgr *hwmgr)
1221 {
1222         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1223
1224         if (cz_hwmgr->sclk_dpm.soft_min_clk !=
1225                                 cz_hwmgr->sclk_dpm.soft_max_clk)
1226                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1227                                                 PPSMC_MSG_SetSclkSoftMin,
1228                                                 cz_get_sclk_level(hwmgr,
1229                                                 cz_hwmgr->sclk_dpm.soft_max_clk,
1230                                                 PPSMC_MSG_SetSclkSoftMin));
1231         return 0;
1232 }
1233
1234 int cz_phm_unforce_dpm_levels(struct pp_hwmgr *hwmgr)
1235 {
1236         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1237         struct phm_clock_voltage_dependency_table *table =
1238                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
1239         unsigned long clock = 0, level;
1240
1241         if (NULL == table || table->count <= 0)
1242                 return -EINVAL;
1243
1244         cz_hwmgr->sclk_dpm.soft_min_clk = table->entries[0].clk;
1245         cz_hwmgr->sclk_dpm.hard_min_clk = table->entries[0].clk;
1246
1247         level = cz_get_max_sclk_level(hwmgr) - 1;
1248
1249         if (level < table->count)
1250                 clock = table->entries[level].clk;
1251         else
1252                 clock = table->entries[table->count - 1].clk;
1253
1254         cz_hwmgr->sclk_dpm.soft_max_clk = clock;
1255         cz_hwmgr->sclk_dpm.hard_max_clk = clock;
1256
1257         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1258                                 PPSMC_MSG_SetSclkSoftMin,
1259                                 cz_get_sclk_level(hwmgr,
1260                                 cz_hwmgr->sclk_dpm.soft_min_clk,
1261                                 PPSMC_MSG_SetSclkSoftMin));
1262
1263         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1264                                 PPSMC_MSG_SetSclkSoftMax,
1265                                 cz_get_sclk_level(hwmgr,
1266                                 cz_hwmgr->sclk_dpm.soft_max_clk,
1267                                 PPSMC_MSG_SetSclkSoftMax));
1268
1269         return 0;
1270 }
1271
1272 int cz_phm_force_dpm_lowest(struct pp_hwmgr *hwmgr)
1273 {
1274         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1275
1276         if (cz_hwmgr->sclk_dpm.soft_min_clk !=
1277                                 cz_hwmgr->sclk_dpm.soft_max_clk) {
1278                 cz_hwmgr->sclk_dpm.soft_max_clk =
1279                         cz_hwmgr->sclk_dpm.soft_min_clk;
1280
1281                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1282                                 PPSMC_MSG_SetSclkSoftMax,
1283                                 cz_get_sclk_level(hwmgr,
1284                                 cz_hwmgr->sclk_dpm.soft_max_clk,
1285                                 PPSMC_MSG_SetSclkSoftMax));
1286         }
1287
1288         return 0;
1289 }
1290
1291 static int cz_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
1292                                 enum amd_dpm_forced_level level)
1293 {
1294         int ret = 0;
1295
1296         switch (level) {
1297         case AMD_DPM_FORCED_LEVEL_HIGH:
1298                 ret = cz_phm_force_dpm_highest(hwmgr);
1299                 if (ret)
1300                         return ret;
1301                 break;
1302         case AMD_DPM_FORCED_LEVEL_LOW:
1303                 ret = cz_phm_force_dpm_lowest(hwmgr);
1304                 if (ret)
1305                         return ret;
1306                 break;
1307         case AMD_DPM_FORCED_LEVEL_AUTO:
1308                 ret = cz_phm_unforce_dpm_levels(hwmgr);
1309                 if (ret)
1310                         return ret;
1311                 break;
1312         default:
1313                 break;
1314         }
1315
1316         hwmgr->dpm_level = level;
1317
1318         return ret;
1319 }
1320
1321 int cz_dpm_powerdown_uvd(struct pp_hwmgr *hwmgr)
1322 {
1323         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1324                                          PHM_PlatformCaps_UVDPowerGating))
1325                 return smum_send_msg_to_smc(hwmgr->smumgr,
1326                                                      PPSMC_MSG_UVDPowerOFF);
1327         return 0;
1328 }
1329
1330 int cz_dpm_powerup_uvd(struct pp_hwmgr *hwmgr)
1331 {
1332         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1333                                          PHM_PlatformCaps_UVDPowerGating)) {
1334                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1335                                   PHM_PlatformCaps_UVDDynamicPowerGating)) {
1336                         return smum_send_msg_to_smc_with_parameter(
1337                                                                 hwmgr->smumgr,
1338                                                    PPSMC_MSG_UVDPowerON, 1);
1339                 } else {
1340                         return smum_send_msg_to_smc_with_parameter(
1341                                                                 hwmgr->smumgr,
1342                                                    PPSMC_MSG_UVDPowerON, 0);
1343                 }
1344         }
1345
1346         return 0;
1347 }
1348
1349 int cz_dpm_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate)
1350 {
1351         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1352         struct phm_uvd_clock_voltage_dependency_table *ptable =
1353                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
1354
1355         if (!bgate) {
1356                 /* Stable Pstate is enabled and we need to set the UVD DPM to highest level */
1357                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1358                                          PHM_PlatformCaps_StablePState)) {
1359                         cz_hwmgr->uvd_dpm.hard_min_clk =
1360                                    ptable->entries[ptable->count - 1].vclk;
1361
1362                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1363                                                      PPSMC_MSG_SetUvdHardMin,
1364                                                       cz_get_uvd_level(hwmgr,
1365                                              cz_hwmgr->uvd_dpm.hard_min_clk,
1366                                                    PPSMC_MSG_SetUvdHardMin));
1367
1368                         cz_enable_disable_uvd_dpm(hwmgr, true);
1369                 } else
1370                         cz_enable_disable_uvd_dpm(hwmgr, true);
1371         } else
1372                 cz_enable_disable_uvd_dpm(hwmgr, false);
1373
1374         return 0;
1375 }
1376
1377 int  cz_dpm_update_vce_dpm(struct pp_hwmgr *hwmgr)
1378 {
1379         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1380         struct phm_vce_clock_voltage_dependency_table *ptable =
1381                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
1382
1383         /* Stable Pstate is enabled and we need to set the VCE DPM to highest level */
1384         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1385                                          PHM_PlatformCaps_StablePState)) {
1386                 cz_hwmgr->vce_dpm.hard_min_clk =
1387                                   ptable->entries[ptable->count - 1].ecclk;
1388
1389                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1390                                         PPSMC_MSG_SetEclkHardMin,
1391                                         cz_get_eclk_level(hwmgr,
1392                                              cz_hwmgr->vce_dpm.hard_min_clk,
1393                                                 PPSMC_MSG_SetEclkHardMin));
1394         } else {
1395                 /*EPR# 419220 -HW limitation to to */
1396                 cz_hwmgr->vce_dpm.hard_min_clk = hwmgr->vce_arbiter.ecclk;
1397                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1398                                             PPSMC_MSG_SetEclkHardMin,
1399                                             cz_get_eclk_level(hwmgr,
1400                                      cz_hwmgr->vce_dpm.hard_min_clk,
1401                                           PPSMC_MSG_SetEclkHardMin));
1402
1403         }
1404         return 0;
1405 }
1406
1407 int cz_dpm_powerdown_vce(struct pp_hwmgr *hwmgr)
1408 {
1409         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1410                                          PHM_PlatformCaps_VCEPowerGating))
1411                 return smum_send_msg_to_smc(hwmgr->smumgr,
1412                                                      PPSMC_MSG_VCEPowerOFF);
1413         return 0;
1414 }
1415
1416 int cz_dpm_powerup_vce(struct pp_hwmgr *hwmgr)
1417 {
1418         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1419                                          PHM_PlatformCaps_VCEPowerGating))
1420                 return smum_send_msg_to_smc(hwmgr->smumgr,
1421                                                      PPSMC_MSG_VCEPowerON);
1422         return 0;
1423 }
1424
1425 static int cz_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low)
1426 {
1427         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1428
1429         return cz_hwmgr->sys_info.bootup_uma_clock;
1430 }
1431
1432 static int cz_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low)
1433 {
1434         struct pp_power_state  *ps;
1435         struct cz_power_state  *cz_ps;
1436
1437         if (hwmgr == NULL)
1438                 return -EINVAL;
1439
1440         ps = hwmgr->request_ps;
1441
1442         if (ps == NULL)
1443                 return -EINVAL;
1444
1445         cz_ps = cast_PhwCzPowerState(&ps->hardware);
1446
1447         if (low)
1448                 return cz_ps->levels[0].engineClock;
1449         else
1450                 return cz_ps->levels[cz_ps->level-1].engineClock;
1451 }
1452
1453 static int cz_dpm_patch_boot_state(struct pp_hwmgr *hwmgr,
1454                                         struct pp_hw_power_state *hw_ps)
1455 {
1456         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1457         struct cz_power_state *cz_ps = cast_PhwCzPowerState(hw_ps);
1458
1459         cz_ps->level = 1;
1460         cz_ps->nbps_flags = 0;
1461         cz_ps->bapm_flags = 0;
1462         cz_ps->levels[0] = cz_hwmgr->boot_power_level;
1463
1464         return 0;
1465 }
1466
1467 static int cz_dpm_get_pp_table_entry_callback(
1468                                                      struct pp_hwmgr *hwmgr,
1469                                            struct pp_hw_power_state *hw_ps,
1470                                                           unsigned int index,
1471                                                      const void *clock_info)
1472 {
1473         struct cz_power_state *cz_ps = cast_PhwCzPowerState(hw_ps);
1474
1475         const ATOM_PPLIB_CZ_CLOCK_INFO *cz_clock_info = clock_info;
1476
1477         struct phm_clock_voltage_dependency_table *table =
1478                                     hwmgr->dyn_state.vddc_dependency_on_sclk;
1479         uint8_t clock_info_index = cz_clock_info->index;
1480
1481         if (clock_info_index > (uint8_t)(hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1))
1482                 clock_info_index = (uint8_t)(hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1);
1483
1484         cz_ps->levels[index].engineClock = table->entries[clock_info_index].clk;
1485         cz_ps->levels[index].vddcIndex = (uint8_t)table->entries[clock_info_index].v;
1486
1487         cz_ps->level = index + 1;
1488
1489         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) {
1490                 cz_ps->levels[index].dsDividerIndex = 5;
1491                 cz_ps->levels[index].ssDividerIndex = 5;
1492         }
1493
1494         return 0;
1495 }
1496
1497 static int cz_dpm_get_num_of_pp_table_entries(struct pp_hwmgr *hwmgr)
1498 {
1499         int result;
1500         unsigned long ret = 0;
1501
1502         result = pp_tables_get_num_of_entries(hwmgr, &ret);
1503
1504         return result ? 0 : ret;
1505 }
1506
1507 static int cz_dpm_get_pp_table_entry(struct pp_hwmgr *hwmgr,
1508                     unsigned long entry, struct pp_power_state *ps)
1509 {
1510         int result;
1511         struct cz_power_state *cz_ps;
1512
1513         ps->hardware.magic = PhwCz_Magic;
1514
1515         cz_ps = cast_PhwCzPowerState(&(ps->hardware));
1516
1517         result = pp_tables_get_entry(hwmgr, entry, ps,
1518                         cz_dpm_get_pp_table_entry_callback);
1519
1520         cz_ps->uvd_clocks.vclk = ps->uvd_clocks.VCLK;
1521         cz_ps->uvd_clocks.dclk = ps->uvd_clocks.DCLK;
1522
1523         return result;
1524 }
1525
1526 int cz_get_power_state_size(struct pp_hwmgr *hwmgr)
1527 {
1528         return sizeof(struct cz_power_state);
1529 }
1530
1531 static void
1532 cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
1533 {
1534         struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
1535
1536         struct phm_clock_voltage_dependency_table *table =
1537                                 hwmgr->dyn_state.vddc_dependency_on_sclk;
1538
1539         struct phm_vce_clock_voltage_dependency_table *vce_table =
1540                 hwmgr->dyn_state.vce_clock_voltage_dependency_table;
1541
1542         struct phm_uvd_clock_voltage_dependency_table *uvd_table =
1543                 hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
1544
1545         uint32_t sclk_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX),
1546                                         TARGET_AND_CURRENT_PROFILE_INDEX, CURR_SCLK_INDEX);
1547         uint32_t uvd_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
1548                                         TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_UVD_INDEX);
1549         uint32_t vce_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
1550                                         TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_VCE_INDEX);
1551
1552         uint32_t sclk, vclk, dclk, ecclk, tmp, activity_percent;
1553         uint16_t vddnb, vddgfx;
1554         int result;
1555
1556         if (sclk_index >= NUM_SCLK_LEVELS) {
1557                 seq_printf(m, "\n invalid sclk dpm profile %d\n", sclk_index);
1558         } else {
1559                 sclk = table->entries[sclk_index].clk;
1560                 seq_printf(m, "\n index: %u sclk: %u MHz\n", sclk_index, sclk/100);
1561         }
1562
1563         tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_NB_CURRENTVID) &
1564                 CURRENT_NB_VID_MASK) >> CURRENT_NB_VID__SHIFT;
1565         vddnb = cz_convert_8Bit_index_to_voltage(hwmgr, tmp);
1566         tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_GFX_CURRENTVID) &
1567                 CURRENT_GFX_VID_MASK) >> CURRENT_GFX_VID__SHIFT;
1568         vddgfx = cz_convert_8Bit_index_to_voltage(hwmgr, (u16)tmp);
1569         seq_printf(m, "\n vddnb: %u vddgfx: %u\n", vddnb, vddgfx);
1570
1571         seq_printf(m, "\n uvd    %sabled\n", cz_hwmgr->uvd_power_gated ? "dis" : "en");
1572         if (!cz_hwmgr->uvd_power_gated) {
1573                 if (uvd_index >= CZ_MAX_HARDWARE_POWERLEVELS) {
1574                         seq_printf(m, "\n invalid uvd dpm level %d\n", uvd_index);
1575                 } else {
1576                         vclk = uvd_table->entries[uvd_index].vclk;
1577                         dclk = uvd_table->entries[uvd_index].dclk;
1578                         seq_printf(m, "\n index: %u uvd vclk: %u MHz dclk: %u MHz\n", uvd_index, vclk/100, dclk/100);
1579                 }
1580         }
1581
1582         seq_printf(m, "\n vce    %sabled\n", cz_hwmgr->vce_power_gated ? "dis" : "en");
1583         if (!cz_hwmgr->vce_power_gated) {
1584                 if (vce_index >= CZ_MAX_HARDWARE_POWERLEVELS) {
1585                         seq_printf(m, "\n invalid vce dpm level %d\n", vce_index);
1586                 } else {
1587                         ecclk = vce_table->entries[vce_index].ecclk;
1588                         seq_printf(m, "\n index: %u vce ecclk: %u MHz\n", vce_index, ecclk/100);
1589                 }
1590         }
1591
1592         result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetAverageGraphicsActivity);
1593         if (0 == result) {
1594                 activity_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0);
1595                 activity_percent = activity_percent > 100 ? 100 : activity_percent;
1596         } else {
1597                 activity_percent = 50;
1598         }
1599
1600         seq_printf(m, "\n [GPU load]: %u %%\n\n", activity_percent);
1601 }
1602
1603 static void cz_hw_print_display_cfg(
1604         const struct cc6_settings *cc6_settings)
1605 {
1606         PP_DBG_LOG("New Display Configuration:\n");
1607
1608         PP_DBG_LOG("   cpu_cc6_disable: %d\n",
1609                         cc6_settings->cpu_cc6_disable);
1610         PP_DBG_LOG("   cpu_pstate_disable: %d\n",
1611                         cc6_settings->cpu_pstate_disable);
1612         PP_DBG_LOG("   nb_pstate_switch_disable: %d\n",
1613                         cc6_settings->nb_pstate_switch_disable);
1614         PP_DBG_LOG("   cpu_pstate_separation_time: %d\n\n",
1615                         cc6_settings->cpu_pstate_separation_time);
1616 }
1617
1618  static int cz_set_cpu_power_state(struct pp_hwmgr *hwmgr)
1619 {
1620         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
1621         uint32_t data = 0;
1622
1623         if (hw_data->cc6_settings.cc6_setting_changed == true) {
1624
1625                 hw_data->cc6_settings.cc6_setting_changed = false;
1626
1627                 cz_hw_print_display_cfg(&hw_data->cc6_settings);
1628
1629                 data |= (hw_data->cc6_settings.cpu_pstate_separation_time
1630                         & PWRMGT_SEPARATION_TIME_MASK)
1631                         << PWRMGT_SEPARATION_TIME_SHIFT;
1632
1633                 data|= (hw_data->cc6_settings.cpu_cc6_disable ? 0x1 : 0x0)
1634                         << PWRMGT_DISABLE_CPU_CSTATES_SHIFT;
1635
1636                 data|= (hw_data->cc6_settings.cpu_pstate_disable ? 0x1 : 0x0)
1637                         << PWRMGT_DISABLE_CPU_PSTATES_SHIFT;
1638
1639                 PP_DBG_LOG("SetDisplaySizePowerParams data: 0x%X\n",
1640                         data);
1641
1642                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
1643                                                 PPSMC_MSG_SetDisplaySizePowerParams,
1644                                                 data);
1645         }
1646
1647         return 0;
1648 }
1649
1650
1651  static int cz_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time,
1652                         bool cc6_disable, bool pstate_disable, bool pstate_switch_disable)
1653  {
1654         struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
1655
1656         if (separation_time !=
1657                 hw_data->cc6_settings.cpu_pstate_separation_time
1658                 || cc6_disable !=
1659                 hw_data->cc6_settings.cpu_cc6_disable
1660                 || pstate_disable !=
1661                 hw_data->cc6_settings.cpu_pstate_disable
1662                 || pstate_switch_disable !=
1663                 hw_data->cc6_settings.nb_pstate_switch_disable) {
1664
1665                 hw_data->cc6_settings.cc6_setting_changed = true;
1666
1667                 hw_data->cc6_settings.cpu_pstate_separation_time =
1668                         separation_time;
1669                 hw_data->cc6_settings.cpu_cc6_disable =
1670                         cc6_disable;
1671                 hw_data->cc6_settings.cpu_pstate_disable =
1672                         pstate_disable;
1673                 hw_data->cc6_settings.nb_pstate_switch_disable =
1674                         pstate_switch_disable;
1675
1676         }
1677
1678         return 0;
1679 }
1680
1681  static int cz_get_dal_power_level(struct pp_hwmgr *hwmgr,
1682                 struct amd_pp_dal_clock_info*info)
1683 {
1684         uint32_t i;
1685         const struct phm_clock_voltage_dependency_table * table =
1686                         hwmgr->dyn_state.vddc_dep_on_dal_pwrl;
1687         const struct phm_clock_and_voltage_limits* limits =
1688                         &hwmgr->dyn_state.max_clock_voltage_on_ac;
1689
1690         info->engine_max_clock = limits->sclk;
1691         info->memory_max_clock = limits->mclk;
1692
1693         for (i = table->count - 1; i > 0; i--) {
1694
1695                 if (limits->vddc >= table->entries[i].v) {
1696                         info->level = table->entries[i].clk;
1697                         return 0;
1698                 }
1699         }
1700         return -EINVAL;
1701 }
1702
1703 static const struct pp_hwmgr_func cz_hwmgr_funcs = {
1704         .backend_init = cz_hwmgr_backend_init,
1705         .backend_fini = cz_hwmgr_backend_fini,
1706         .asic_setup = NULL,
1707         .apply_state_adjust_rules = cz_apply_state_adjust_rules,
1708         .force_dpm_level = cz_dpm_force_dpm_level,
1709         .get_power_state_size = cz_get_power_state_size,
1710         .powerdown_uvd = cz_dpm_powerdown_uvd,
1711         .powergate_uvd = cz_dpm_powergate_uvd,
1712         .powergate_vce = cz_dpm_powergate_vce,
1713         .get_mclk = cz_dpm_get_mclk,
1714         .get_sclk = cz_dpm_get_sclk,
1715         .patch_boot_state = cz_dpm_patch_boot_state,
1716         .get_pp_table_entry = cz_dpm_get_pp_table_entry,
1717         .get_num_of_pp_table_entries = cz_dpm_get_num_of_pp_table_entries,
1718         .print_current_perforce_level = cz_print_current_perforce_level,
1719         .set_cpu_power_state = cz_set_cpu_power_state,
1720         .store_cc6_data = cz_store_cc6_data,
1721         .get_dal_power_level= cz_get_dal_power_level,
1722 };
1723
1724 int cz_hwmgr_init(struct pp_hwmgr *hwmgr)
1725 {
1726         struct cz_hwmgr *cz_hwmgr;
1727         int ret = 0;
1728
1729         cz_hwmgr = kzalloc(sizeof(struct cz_hwmgr), GFP_KERNEL);
1730         if (cz_hwmgr == NULL)
1731                 return -ENOMEM;
1732
1733         hwmgr->backend = cz_hwmgr;
1734         hwmgr->hwmgr_func = &cz_hwmgr_funcs;
1735         hwmgr->pptable_func = &pptable_funcs;
1736         return ret;
1737 }