drivers/gpu/drm/amd/powerplay/hwmgr/smu7_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/module.h>
  25 #include <linux/slab.h>
  26 #include <linux/fb.h>
  27 #include <asm/div64.h>
  28 #include "linux/delay.h"
  29 #include "pp_acpi.h"
  30 #include "ppatomctrl.h"
  31 #include "atombios.h"
  32 #include "pptable_v1_0.h"
  33 #include "pppcielanes.h"
  34 #include "amd_pcie_helpers.h"
  35 #include "hardwaremanager.h"
  36 #include "process_pptables_v1_0.h"
  37 #include "cgs_common.h"
  38
  39 #include "smu7_common.h"
  40
  41 #include "hwmgr.h"
  42 #include "smu7_hwmgr.h"
  43 #include "smu7_smumgr.h"
  44 #include "smu_ucode_xfer_vi.h"
  45 #include "smu7_powertune.h"
  46 #include "smu7_dyn_defaults.h"
  47 #include "smu7_thermal.h"
  48 #include "smu7_clockpowergating.h"
  49 #include "processpptables.h"
  50
  51 #define MC_CG_ARB_FREQ_F0           0x0a
  52 #define MC_CG_ARB_FREQ_F1           0x0b
  53 #define MC_CG_ARB_FREQ_F2           0x0c
  54 #define MC_CG_ARB_FREQ_F3           0x0d
  55
  56 #define MC_CG_SEQ_DRAMCONF_S0       0x05
  57 #define MC_CG_SEQ_DRAMCONF_S1       0x06
  58 #define MC_CG_SEQ_YCLK_SUSPEND      0x04
  59 #define MC_CG_SEQ_YCLK_RESUME       0x0a
  60
  61 #define SMC_CG_IND_START            0xc0030000
  62 #define SMC_CG_IND_END              0xc0040000
  63
  64 #define VOLTAGE_SCALE               4
  65 #define VOLTAGE_VID_OFFSET_SCALE1   625
  66 #define VOLTAGE_VID_OFFSET_SCALE2   100
  67
  68 #define MEM_FREQ_LOW_LATENCY        25000
  69 #define MEM_FREQ_HIGH_LATENCY       80000
  70
  71 #define MEM_LATENCY_HIGH            45
  72 #define MEM_LATENCY_LOW             35
  73 #define MEM_LATENCY_ERR             0xFFFF
  74
  75 #define MC_SEQ_MISC0_GDDR5_SHIFT 28
  76 #define MC_SEQ_MISC0_GDDR5_MASK  0xf0000000
  77 #define MC_SEQ_MISC0_GDDR5_VALUE 5
  78
  79 #define PCIE_BUS_CLK                10000
  80 #define TCLK                        (PCIE_BUS_CLK / 10)
  81
  82
  83 /** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */
  84 enum DPM_EVENT_SRC {
  85         DPM_EVENT_SRC_ANALOG = 0,
  86         DPM_EVENT_SRC_EXTERNAL = 1,
  87         DPM_EVENT_SRC_DIGITAL = 2,
  88         DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
  89         DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL = 4
  90 };
  91
  92 static int smu7_avfs_control(struct pp_hwmgr *hwmgr, bool enable);
  93 static const unsigned long PhwVIslands_Magic = (unsigned long)(PHM_VIslands_Magic);
  94 static int smu7_force_clock_level(struct pp_hwmgr *hwmgr,
  95                 enum pp_clock_type type, uint32_t mask);
  96
  97 static struct smu7_power_state *cast_phw_smu7_power_state(
  98                                   struct pp_hw_power_state *hw_ps)
  99 {
 100         PP_ASSERT_WITH_CODE((PhwVIslands_Magic == hw_ps->magic),
 101                                 "Invalid Powerstate Type!",
 102                                  return NULL);
 103
 104         return (struct smu7_power_state *)hw_ps;
 105 }
 106
 107 static const struct smu7_power_state *cast_const_phw_smu7_power_state(
 108                                  const struct pp_hw_power_state *hw_ps)
 109 {
 110         PP_ASSERT_WITH_CODE((PhwVIslands_Magic == hw_ps->magic),
 111                                 "Invalid Powerstate Type!",
 112                                  return NULL);
 113
 114         return (const struct smu7_power_state *)hw_ps;
 115 }
 116
 117 /**
 118  * Find the MC microcode version and store it in the HwMgr struct
 119  *
 120  * @param    hwmgr  the address of the powerplay hardware manager.
 121  * @return   always 0
 122  */
 123 static int smu7_get_mc_microcode_version(struct pp_hwmgr *hwmgr)
 124 {
 125         cgs_write_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_INDEX, 0x9F);
 126
 127         hwmgr->microcode_version_info.MC = cgs_read_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_DATA);
 128
 129         return 0;
 130 }
 131
 132 static uint16_t smu7_get_current_pcie_speed(struct pp_hwmgr *hwmgr)
 133 {
 134         uint32_t speedCntl = 0;
 135
 136         /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */
 137         speedCntl = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__PCIE,
 138                         ixPCIE_LC_SPEED_CNTL);
 139         return((uint16_t)PHM_GET_FIELD(speedCntl,
 140                         PCIE_LC_SPEED_CNTL, LC_CURRENT_DATA_RATE));
 141 }
 142
 143 static int smu7_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr)
 144 {
 145         uint32_t link_width;
 146
 147         /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */
 148         link_width = PHM_READ_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE,
 149                         PCIE_LC_LINK_WIDTH_CNTL, LC_LINK_WIDTH_RD);
 150
 151         PP_ASSERT_WITH_CODE((7 >= link_width),
 152                         "Invalid PCIe lane width!", return 0);
 153
 154         return decode_pcie_lane_width(link_width);
 155 }
 156
 157 /**
 158 * Enable voltage control
 159 *
 160 * @param    pHwMgr  the address of the powerplay hardware manager.
 161 * @return   always PP_Result_OK
 162 */
 163 static int smu7_enable_smc_voltage_controller(struct pp_hwmgr *hwmgr)
 164 {
 165         if (hwmgr->feature_mask & PP_SMC_VOLTAGE_CONTROL_MASK)
 166                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Voltage_Cntl_Enable);
 167
 168         return 0;
 169 }
 170
 171 /**
 172 * Checks if we want to support voltage control
 173 *
 174 * @param    hwmgr  the address of the powerplay hardware manager.
 175 */
 176 static bool smu7_voltage_control(const struct pp_hwmgr *hwmgr)
 177 {
 178         const struct smu7_hwmgr *data =
 179                         (const struct smu7_hwmgr *)(hwmgr->backend);
 180
 181         return (SMU7_VOLTAGE_CONTROL_NONE != data->voltage_control);
 182 }
 183
 184 /**
 185 * Enable voltage control
 186 *
 187 * @param    hwmgr  the address of the powerplay hardware manager.
 188 * @return   always 0
 189 */
 190 static int smu7_enable_voltage_control(struct pp_hwmgr *hwmgr)
 191 {
 192         /* enable voltage control */
 193         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 194                         GENERAL_PWRMGT, VOLT_PWRMGT_EN, 1);
 195
 196         return 0;
 197 }
 198
 199 static int phm_get_svi2_voltage_table_v0(pp_atomctrl_voltage_table *voltage_table,
 200                 struct phm_clock_voltage_dependency_table *voltage_dependency_table
 201                 )
 202 {
 203         uint32_t i;
 204
 205         PP_ASSERT_WITH_CODE((NULL != voltage_table),
 206                         "Voltage Dependency Table empty.", return -EINVAL;);
 207
 208         voltage_table->mask_low = 0;
 209         voltage_table->phase_delay = 0;
 210         voltage_table->count = voltage_dependency_table->count;
 211
 212         for (i = 0; i < voltage_dependency_table->count; i++) {
 213                 voltage_table->entries[i].value =
 214                         voltage_dependency_table->entries[i].v;
 215                 voltage_table->entries[i].smio_low = 0;
 216         }
 217
 218         return 0;
 219 }
 220
 221
 222 /**
 223 * Create Voltage Tables.
 224 *
 225 * @param    hwmgr  the address of the powerplay hardware manager.
 226 * @return   always 0
 227 */
 228 static int smu7_construct_voltage_tables(struct pp_hwmgr *hwmgr)
 229 {
 230         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 231         struct phm_ppt_v1_information *table_info =
 232                         (struct phm_ppt_v1_information *)hwmgr->pptable;
 233         int result = 0;
 234         uint32_t tmp;
 235
 236         if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) {
 237                 result = atomctrl_get_voltage_table_v3(hwmgr,
 238                                 VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT,
 239                                 &(data->mvdd_voltage_table));
 240                 PP_ASSERT_WITH_CODE((0 == result),
 241                                 "Failed to retrieve MVDD table.",
 242                                 return result);
 243         } else if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) {
 244                 if (hwmgr->pp_table_version == PP_TABLE_V1)
 245                         result = phm_get_svi2_mvdd_voltage_table(&(data->mvdd_voltage_table),
 246                                         table_info->vdd_dep_on_mclk);
 247                 else if (hwmgr->pp_table_version == PP_TABLE_V0)
 248                         result = phm_get_svi2_voltage_table_v0(&(data->mvdd_voltage_table),
 249                                         hwmgr->dyn_state.mvdd_dependency_on_mclk);
 250
 251                 PP_ASSERT_WITH_CODE((0 == result),
 252                                 "Failed to retrieve SVI2 MVDD table from dependancy table.",
 253                                 return result;);
 254         }
 255
 256         if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) {
 257                 result = atomctrl_get_voltage_table_v3(hwmgr,
 258                                 VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT,
 259                                 &(data->vddci_voltage_table));
 260                 PP_ASSERT_WITH_CODE((0 == result),
 261                                 "Failed to retrieve VDDCI table.",
 262                                 return result);
 263         } else if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) {
 264                 if (hwmgr->pp_table_version == PP_TABLE_V1)
 265                         result = phm_get_svi2_vddci_voltage_table(&(data->vddci_voltage_table),
 266                                         table_info->vdd_dep_on_mclk);
 267                 else if (hwmgr->pp_table_version == PP_TABLE_V0)
 268                         result = phm_get_svi2_voltage_table_v0(&(data->vddci_voltage_table),
 269                                         hwmgr->dyn_state.vddci_dependency_on_mclk);
 270                 PP_ASSERT_WITH_CODE((0 == result),
 271                                 "Failed to retrieve SVI2 VDDCI table from dependancy table.",
 272                                 return result);
 273         }
 274
 275         if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_gfx_control) {
 276                 /* VDDGFX has only SVI2 voltage control */
 277                 result = phm_get_svi2_vdd_voltage_table(&(data->vddgfx_voltage_table),
 278                                         table_info->vddgfx_lookup_table);
 279                 PP_ASSERT_WITH_CODE((0 == result),
 280                         "Failed to retrieve SVI2 VDDGFX table from lookup table.", return result;);
 281         }
 282
 283
 284         if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->voltage_control) {
 285                 result = atomctrl_get_voltage_table_v3(hwmgr,
 286                                         VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT,
 287                                         &data->vddc_voltage_table);
 288                 PP_ASSERT_WITH_CODE((0 == result),
 289                         "Failed to retrieve VDDC table.", return result;);
 290         } else if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) {
 291
 292                 if (hwmgr->pp_table_version == PP_TABLE_V0)
 293                         result = phm_get_svi2_voltage_table_v0(&data->vddc_voltage_table,
 294                                         hwmgr->dyn_state.vddc_dependency_on_mclk);
 295                 else if (hwmgr->pp_table_version == PP_TABLE_V1)
 296                         result = phm_get_svi2_vdd_voltage_table(&(data->vddc_voltage_table),
 297                                 table_info->vddc_lookup_table);
 298
 299                 PP_ASSERT_WITH_CODE((0 == result),
 300                         "Failed to retrieve SVI2 VDDC table from dependancy table.", return result;);
 301         }
 302
 303         tmp = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_VDDC);
 304         PP_ASSERT_WITH_CODE(
 305                         (data->vddc_voltage_table.count <= tmp),
 306                 "Too many voltage values for VDDC. Trimming to fit state table.",
 307                         phm_trim_voltage_table_to_fit_state_table(tmp,
 308                                                 &(data->vddc_voltage_table)));
 309
 310         tmp = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_VDDGFX);
 311         PP_ASSERT_WITH_CODE(
 312                         (data->vddgfx_voltage_table.count <= tmp),
 313                 "Too many voltage values for VDDC. Trimming to fit state table.",
 314                         phm_trim_voltage_table_to_fit_state_table(tmp,
 315                                                 &(data->vddgfx_voltage_table)));
 316
 317         tmp = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_VDDCI);
 318         PP_ASSERT_WITH_CODE(
 319                         (data->vddci_voltage_table.count <= tmp),
 320                 "Too many voltage values for VDDCI. Trimming to fit state table.",
 321                         phm_trim_voltage_table_to_fit_state_table(tmp,
 322                                         &(data->vddci_voltage_table)));
 323
 324         tmp = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_MVDD);
 325         PP_ASSERT_WITH_CODE(
 326                         (data->mvdd_voltage_table.count <= tmp),
 327                 "Too many voltage values for MVDD. Trimming to fit state table.",
 328                         phm_trim_voltage_table_to_fit_state_table(tmp,
 329                                                 &(data->mvdd_voltage_table)));
 330
 331         return 0;
 332 }
 333
 334 /**
 335 * Programs static screed detection parameters
 336 *
 337 * @param    hwmgr  the address of the powerplay hardware manager.
 338 * @return   always 0
 339 */
 340 static int smu7_program_static_screen_threshold_parameters(
 341                                                         struct pp_hwmgr *hwmgr)
 342 {
 343         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 344
 345         /* Set static screen threshold unit */
 346         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 347                         CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD_UNIT,
 348                         data->static_screen_threshold_unit);
 349         /* Set static screen threshold */
 350         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 351                         CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD,
 352                         data->static_screen_threshold);
 353
 354         return 0;
 355 }
 356
 357 /**
 358 * Setup display gap for glitch free memory clock switching.
 359 *
 360 * @param    hwmgr  the address of the powerplay hardware manager.
 361 * @return   always  0
 362 */
 363 static int smu7_enable_display_gap(struct pp_hwmgr *hwmgr)
 364 {
 365         uint32_t display_gap =
 366                         cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 367                                         ixCG_DISPLAY_GAP_CNTL);
 368
 369         display_gap = PHM_SET_FIELD(display_gap, CG_DISPLAY_GAP_CNTL,
 370                         DISP_GAP, DISPLAY_GAP_IGNORE);
 371
 372         display_gap = PHM_SET_FIELD(display_gap, CG_DISPLAY_GAP_CNTL,
 373                         DISP_GAP_MCHG, DISPLAY_GAP_VBLANK);
 374
 375         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 376                         ixCG_DISPLAY_GAP_CNTL, display_gap);
 377
 378         return 0;
 379 }
 380
 381 /**
 382 * Programs activity state transition voting clients
 383 *
 384 * @param    hwmgr  the address of the powerplay hardware manager.
 385 * @return   always  0
 386 */
 387 static int smu7_program_voting_clients(struct pp_hwmgr *hwmgr)
 388 {
 389         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 390
 391         /* Clear reset for voting clients before enabling DPM */
 392         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 393                         SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 0);
 394         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 395                         SCLK_PWRMGT_CNTL, RESET_BUSY_CNT, 0);
 396
 397         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 398                         ixCG_FREQ_TRAN_VOTING_0, data->voting_rights_clients0);
 399         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 400                         ixCG_FREQ_TRAN_VOTING_1, data->voting_rights_clients1);
 401         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 402                         ixCG_FREQ_TRAN_VOTING_2, data->voting_rights_clients2);
 403         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 404                         ixCG_FREQ_TRAN_VOTING_3, data->voting_rights_clients3);
 405         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 406                         ixCG_FREQ_TRAN_VOTING_4, data->voting_rights_clients4);
 407         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 408                         ixCG_FREQ_TRAN_VOTING_5, data->voting_rights_clients5);
 409         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 410                         ixCG_FREQ_TRAN_VOTING_6, data->voting_rights_clients6);
 411         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 412                         ixCG_FREQ_TRAN_VOTING_7, data->voting_rights_clients7);
 413
 414         return 0;
 415 }
 416
 417 static int smu7_clear_voting_clients(struct pp_hwmgr *hwmgr)
 418 {
 419         /* Reset voting clients before disabling DPM */
 420         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 421                         SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 1);
 422         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
 423                         SCLK_PWRMGT_CNTL, RESET_BUSY_CNT, 1);
 424
 425         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 426                         ixCG_FREQ_TRAN_VOTING_0, 0);
 427         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 428                         ixCG_FREQ_TRAN_VOTING_1, 0);
 429         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 430                         ixCG_FREQ_TRAN_VOTING_2, 0);
 431         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 432                         ixCG_FREQ_TRAN_VOTING_3, 0);
 433         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 434                         ixCG_FREQ_TRAN_VOTING_4, 0);
 435         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 436                         ixCG_FREQ_TRAN_VOTING_5, 0);
 437         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 438                         ixCG_FREQ_TRAN_VOTING_6, 0);
 439         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 440                         ixCG_FREQ_TRAN_VOTING_7, 0);
 441
 442         return 0;
 443 }
 444
 445 /* Copy one arb setting to another and then switch the active set.
 446  * arb_src and arb_dest is one of the MC_CG_ARB_FREQ_Fx constants.
 447  */
 448 static int smu7_copy_and_switch_arb_sets(struct pp_hwmgr *hwmgr,
 449                 uint32_t arb_src, uint32_t arb_dest)
 450 {
 451         uint32_t mc_arb_dram_timing;
 452         uint32_t mc_arb_dram_timing2;
 453         uint32_t burst_time;
 454         uint32_t mc_cg_config;
 455
 456         switch (arb_src) {
 457         case MC_CG_ARB_FREQ_F0:
 458                 mc_arb_dram_timing  = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING);
 459                 mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2);
 460                 burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0);
 461                 break;
 462         case MC_CG_ARB_FREQ_F1:
 463                 mc_arb_dram_timing  = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1);
 464                 mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1);
 465                 burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1);
 466                 break;
 467         default:
 468                 return -EINVAL;
 469         }
 470
 471         switch (arb_dest) {
 472         case MC_CG_ARB_FREQ_F0:
 473                 cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING, mc_arb_dram_timing);
 474                 cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
 475                 PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0, burst_time);
 476                 break;
 477         case MC_CG_ARB_FREQ_F1:
 478                 cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
 479                 cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
 480                 PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1, burst_time);
 481                 break;
 482         default:
 483                 return -EINVAL;
 484         }
 485
 486         mc_cg_config = cgs_read_register(hwmgr->device, mmMC_CG_CONFIG);
 487         mc_cg_config |= 0x0000000F;
 488         cgs_write_register(hwmgr->device, mmMC_CG_CONFIG, mc_cg_config);
 489         PHM_WRITE_FIELD(hwmgr->device, MC_ARB_CG, CG_ARB_REQ, arb_dest);
 490
 491         return 0;
 492 }
 493
 494 static int smu7_reset_to_default(struct pp_hwmgr *hwmgr)
 495 {
 496         return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_ResetToDefaults);
 497 }
 498
 499 /**
 500 * Initial switch from ARB F0->F1
 501 *
 502 * @param    hwmgr  the address of the powerplay hardware manager.
 503 * @return   always 0
 504 * This function is to be called from the SetPowerState table.
 505 */
 506 static int smu7_initial_switch_from_arbf0_to_f1(struct pp_hwmgr *hwmgr)
 507 {
 508         return smu7_copy_and_switch_arb_sets(hwmgr,
 509                         MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
 510 }
 511
 512 static int smu7_force_switch_to_arbf0(struct pp_hwmgr *hwmgr)
 513 {
 514         uint32_t tmp;
 515
 516         tmp = (cgs_read_ind_register(hwmgr->device,
 517                         CGS_IND_REG__SMC, ixSMC_SCRATCH9) &
 518                         0x0000ff00) >> 8;
 519
 520         if (tmp == MC_CG_ARB_FREQ_F0)
 521                 return 0;
 522
 523         return smu7_copy_and_switch_arb_sets(hwmgr,
 524                         tmp, MC_CG_ARB_FREQ_F0);
 525 }
 526
 527 static int smu7_setup_default_pcie_table(struct pp_hwmgr *hwmgr)
 528 {
 529         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 530
 531         struct phm_ppt_v1_information *table_info =
 532                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
 533         struct phm_ppt_v1_pcie_table *pcie_table = NULL;
 534
 535         uint32_t i, max_entry;
 536         uint32_t tmp;
 537
 538         PP_ASSERT_WITH_CODE((data->use_pcie_performance_levels ||
 539                         data->use_pcie_power_saving_levels), "No pcie performance levels!",
 540                         return -EINVAL);
 541
 542         if (table_info != NULL)
 543                 pcie_table = table_info->pcie_table;
 544
 545         if (data->use_pcie_performance_levels &&
 546                         !data->use_pcie_power_saving_levels) {
 547                 data->pcie_gen_power_saving = data->pcie_gen_performance;
 548                 data->pcie_lane_power_saving = data->pcie_lane_performance;
 549         } else if (!data->use_pcie_performance_levels &&
 550                         data->use_pcie_power_saving_levels) {
 551                 data->pcie_gen_performance = data->pcie_gen_power_saving;
 552                 data->pcie_lane_performance = data->pcie_lane_power_saving;
 553         }
 554         tmp = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_LINK);
 555         phm_reset_single_dpm_table(&data->dpm_table.pcie_speed_table,
 556                                         tmp,
 557                                         MAX_REGULAR_DPM_NUMBER);
 558
 559         if (pcie_table != NULL) {
 560                 /* max_entry is used to make sure we reserve one PCIE level
 561                  * for boot level (fix for A+A PSPP issue).
 562                  * If PCIE table from PPTable have ULV entry + 8 entries,
 563                  * then ignore the last entry.*/
 564                 max_entry = (tmp < pcie_table->count) ? tmp : pcie_table->count;
 565                 for (i = 1; i < max_entry; i++) {
 566                         phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, i - 1,
 567                                         get_pcie_gen_support(data->pcie_gen_cap,
 568                                                         pcie_table->entries[i].gen_speed),
 569                                         get_pcie_lane_support(data->pcie_lane_cap,
 570                                                         pcie_table->entries[i].lane_width));
 571                 }
 572                 data->dpm_table.pcie_speed_table.count = max_entry - 1;
 573                 smum_update_smc_table(hwmgr, SMU_BIF_TABLE);
 574         } else {
 575                 /* Hardcode Pcie Table */
 576                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 0,
 577                                 get_pcie_gen_support(data->pcie_gen_cap,
 578                                                 PP_Min_PCIEGen),
 579                                 get_pcie_lane_support(data->pcie_lane_cap,
 580                                                 PP_Max_PCIELane));
 581                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 1,
 582                                 get_pcie_gen_support(data->pcie_gen_cap,
 583                                                 PP_Min_PCIEGen),
 584                                 get_pcie_lane_support(data->pcie_lane_cap,
 585                                                 PP_Max_PCIELane));
 586                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 2,
 587                                 get_pcie_gen_support(data->pcie_gen_cap,
 588                                                 PP_Max_PCIEGen),
 589                                 get_pcie_lane_support(data->pcie_lane_cap,
 590                                                 PP_Max_PCIELane));
 591                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 3,
 592                                 get_pcie_gen_support(data->pcie_gen_cap,
 593                                                 PP_Max_PCIEGen),
 594                                 get_pcie_lane_support(data->pcie_lane_cap,
 595                                                 PP_Max_PCIELane));
 596                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 4,
 597                                 get_pcie_gen_support(data->pcie_gen_cap,
 598                                                 PP_Max_PCIEGen),
 599                                 get_pcie_lane_support(data->pcie_lane_cap,
 600                                                 PP_Max_PCIELane));
 601                 phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 5,
 602                                 get_pcie_gen_support(data->pcie_gen_cap,
 603                                                 PP_Max_PCIEGen),
 604                                 get_pcie_lane_support(data->pcie_lane_cap,
 605                                                 PP_Max_PCIELane));
 606
 607                 data->dpm_table.pcie_speed_table.count = 6;
 608         }
 609         /* Populate last level for boot PCIE level, but do not increment count. */
 610         phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table,
 611                         data->dpm_table.pcie_speed_table.count,
 612                         get_pcie_gen_support(data->pcie_gen_cap,
 613                                         PP_Min_PCIEGen),
 614                         get_pcie_lane_support(data->pcie_lane_cap,
 615                                         PP_Max_PCIELane));
 616
 617         return 0;
 618 }
 619
 620 static int smu7_reset_dpm_tables(struct pp_hwmgr *hwmgr)
 621 {
 622         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 623
 624         memset(&(data->dpm_table), 0x00, sizeof(data->dpm_table));
 625
 626         phm_reset_single_dpm_table(
 627                         &data->dpm_table.sclk_table,
 628                                 smum_get_mac_definition(hwmgr->smumgr,
 629                                         SMU_MAX_LEVELS_GRAPHICS),
 630                                         MAX_REGULAR_DPM_NUMBER);
 631         phm_reset_single_dpm_table(
 632                         &data->dpm_table.mclk_table,
 633                         smum_get_mac_definition(hwmgr->smumgr,
 634                                 SMU_MAX_LEVELS_MEMORY), MAX_REGULAR_DPM_NUMBER);
 635
 636         phm_reset_single_dpm_table(
 637                         &data->dpm_table.vddc_table,
 638                                 smum_get_mac_definition(hwmgr->smumgr,
 639                                         SMU_MAX_LEVELS_VDDC),
 640                                         MAX_REGULAR_DPM_NUMBER);
 641         phm_reset_single_dpm_table(
 642                         &data->dpm_table.vddci_table,
 643                         smum_get_mac_definition(hwmgr->smumgr,
 644                                 SMU_MAX_LEVELS_VDDCI), MAX_REGULAR_DPM_NUMBER);
 645
 646         phm_reset_single_dpm_table(
 647                         &data->dpm_table.mvdd_table,
 648                                 smum_get_mac_definition(hwmgr->smumgr,
 649                                         SMU_MAX_LEVELS_MVDD),
 650                                         MAX_REGULAR_DPM_NUMBER);
 651         return 0;
 652 }
 653 /*
 654  * This function is to initialize all DPM state tables
 655  * for SMU7 based on the dependency table.
 656  * Dynamic state patching function will then trim these
 657  * state tables to the allowed range based
 658  * on the power policy or external client requests,
 659  * such as UVD request, etc.
 660  */
 661
 662 static int smu7_setup_dpm_tables_v0(struct pp_hwmgr *hwmgr)
 663 {
 664         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 665         struct phm_clock_voltage_dependency_table *allowed_vdd_sclk_table =
 666                 hwmgr->dyn_state.vddc_dependency_on_sclk;
 667         struct phm_clock_voltage_dependency_table *allowed_vdd_mclk_table =
 668                 hwmgr->dyn_state.vddc_dependency_on_mclk;
 669         struct phm_cac_leakage_table *std_voltage_table =
 670                 hwmgr->dyn_state.cac_leakage_table;
 671         uint32_t i;
 672
 673         PP_ASSERT_WITH_CODE(allowed_vdd_sclk_table != NULL,
 674                 "SCLK dependency table is missing. This table is mandatory", return -EINVAL);
 675         PP_ASSERT_WITH_CODE(allowed_vdd_sclk_table->count >= 1,
 676                 "SCLK dependency table has to have is missing. This table is mandatory", return -EINVAL);
 677
 678         PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table != NULL,
 679                 "MCLK dependency table is missing. This table is mandatory", return -EINVAL);
 680         PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table->count >= 1,
 681                 "VMCLK dependency table has to have is missing. This table is mandatory", return -EINVAL);
 682
 683
 684         /* Initialize Sclk DPM table based on allow Sclk values*/
 685         data->dpm_table.sclk_table.count = 0;
 686
 687         for (i = 0; i < allowed_vdd_sclk_table->count; i++) {
 688                 if (i == 0 || data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count-1].value !=
 689                                 allowed_vdd_sclk_table->entries[i].clk) {
 690                         data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].value =
 691                                 allowed_vdd_sclk_table->entries[i].clk;
 692                         data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].enabled = 1; /*(i==0) ? 1 : 0; to do */
 693                         data->dpm_table.sclk_table.count++;
 694                 }
 695         }
 696
 697         PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table != NULL,
 698                 "MCLK dependency table is missing. This table is mandatory", return -EINVAL);
 699         /* Initialize Mclk DPM table based on allow Mclk values */
 700         data->dpm_table.mclk_table.count = 0;
 701         for (i = 0; i < allowed_vdd_mclk_table->count; i++) {
 702                 if (i == 0 || data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count-1].value !=
 703                         allowed_vdd_mclk_table->entries[i].clk) {
 704                         data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].value =
 705                                 allowed_vdd_mclk_table->entries[i].clk;
 706                         data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].enabled = 1; /*(i==0) ? 1 : 0; */
 707                         data->dpm_table.mclk_table.count++;
 708                 }
 709         }
 710
 711         /* Initialize Vddc DPM table based on allow Vddc values.  And populate corresponding std values. */
 712         for (i = 0; i < allowed_vdd_sclk_table->count; i++) {
 713                 data->dpm_table.vddc_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].v;
 714                 data->dpm_table.vddc_table.dpm_levels[i].param1 = std_voltage_table->entries[i].Leakage;
 715                 /* param1 is for corresponding std voltage */
 716                 data->dpm_table.vddc_table.dpm_levels[i].enabled = 1;
 717         }
 718
 719         data->dpm_table.vddc_table.count = allowed_vdd_sclk_table->count;
 720         allowed_vdd_mclk_table = hwmgr->dyn_state.vddci_dependency_on_mclk;
 721
 722         if (NULL != allowed_vdd_mclk_table) {
 723                 /* Initialize Vddci DPM table based on allow Mclk values */
 724                 for (i = 0; i < allowed_vdd_mclk_table->count; i++) {
 725                         data->dpm_table.vddci_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].v;
 726                         data->dpm_table.vddci_table.dpm_levels[i].enabled = 1;
 727                 }
 728                 data->dpm_table.vddci_table.count = allowed_vdd_mclk_table->count;
 729         }
 730
 731         allowed_vdd_mclk_table = hwmgr->dyn_state.mvdd_dependency_on_mclk;
 732
 733         if (NULL != allowed_vdd_mclk_table) {
 734                 /*
 735                  * Initialize MVDD DPM table based on allow Mclk
 736                  * values
 737                  */
 738                 for (i = 0; i < allowed_vdd_mclk_table->count; i++) {
 739                         data->dpm_table.mvdd_table.dpm_levels[i].value = allowed_vdd_mclk_table->entries[i].v;
 740                         data->dpm_table.mvdd_table.dpm_levels[i].enabled = 1;
 741                 }
 742                 data->dpm_table.mvdd_table.count = allowed_vdd_mclk_table->count;
 743         }
 744
 745         return 0;
 746 }
 747
 748 static int smu7_setup_dpm_tables_v1(struct pp_hwmgr *hwmgr)
 749 {
 750         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 751         struct phm_ppt_v1_information *table_info =
 752                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
 753         uint32_t i;
 754
 755         struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table;
 756         struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table;
 757
 758         if (table_info == NULL)
 759                 return -EINVAL;
 760
 761         dep_sclk_table = table_info->vdd_dep_on_sclk;
 762         dep_mclk_table = table_info->vdd_dep_on_mclk;
 763
 764         PP_ASSERT_WITH_CODE(dep_sclk_table != NULL,
 765                         "SCLK dependency table is missing.",
 766                         return -EINVAL);
 767         PP_ASSERT_WITH_CODE(dep_sclk_table->count >= 1,
 768                         "SCLK dependency table count is 0.",
 769                         return -EINVAL);
 770
 771         PP_ASSERT_WITH_CODE(dep_mclk_table != NULL,
 772                         "MCLK dependency table is missing.",
 773                         return -EINVAL);
 774         PP_ASSERT_WITH_CODE(dep_mclk_table->count >= 1,
 775                         "MCLK dependency table count is 0",
 776                         return -EINVAL);
 777
 778         /* Initialize Sclk DPM table based on allow Sclk values */
 779         data->dpm_table.sclk_table.count = 0;
 780         for (i = 0; i < dep_sclk_table->count; i++) {
 781                 if (i == 0 || data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count - 1].value !=
 782                                                 dep_sclk_table->entries[i].clk) {
 783
 784                         data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].value =
 785                                         dep_sclk_table->entries[i].clk;
 786
 787                         data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].enabled =
 788                                         (i == 0) ? true : false;
 789                         data->dpm_table.sclk_table.count++;
 790                 }
 791         }
 792
 793         /* Initialize Mclk DPM table based on allow Mclk values */
 794         data->dpm_table.mclk_table.count = 0;
 795         for (i = 0; i < dep_mclk_table->count; i++) {
 796                 if (i == 0 || data->dpm_table.mclk_table.dpm_levels
 797                                 [data->dpm_table.mclk_table.count - 1].value !=
 798                                                 dep_mclk_table->entries[i].clk) {
 799                         data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].value =
 800                                                         dep_mclk_table->entries[i].clk;
 801                         data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].enabled =
 802                                                         (i == 0) ? true : false;
 803                         data->dpm_table.mclk_table.count++;
 804                 }
 805         }
 806
 807         return 0;
 808 }
 809
 810 static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
 811 {
 812         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 813
 814         smu7_reset_dpm_tables(hwmgr);
 815
 816         if (hwmgr->pp_table_version == PP_TABLE_V1)
 817                 smu7_setup_dpm_tables_v1(hwmgr);
 818         else if (hwmgr->pp_table_version == PP_TABLE_V0)
 819                 smu7_setup_dpm_tables_v0(hwmgr);
 820
 821         smu7_setup_default_pcie_table(hwmgr);
 822
 823         /* save a copy of the default DPM table */
 824         memcpy(&(data->golden_dpm_table), &(data->dpm_table),
 825                         sizeof(struct smu7_dpm_table));
 826         return 0;
 827 }
 828
 829 uint32_t smu7_get_xclk(struct pp_hwmgr *hwmgr)
 830 {
 831         uint32_t reference_clock, tmp;
 832         struct cgs_display_info info = {0};
 833         struct cgs_mode_info mode_info;
 834
 835         info.mode_info = &mode_info;
 836
 837         tmp = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK);
 838
 839         if (tmp)
 840                 return TCLK;
 841
 842         cgs_get_active_displays_info(hwmgr->device, &info);
 843         reference_clock = mode_info.ref_clock;
 844
 845         tmp = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL, XTALIN_DIVIDE);
 846
 847         if (0 != tmp)
 848                 return reference_clock / 4;
 849
 850         return reference_clock;
 851 }
 852
 853 static int smu7_enable_vrhot_gpio_interrupt(struct pp_hwmgr *hwmgr)
 854 {
 855
 856         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 857                         PHM_PlatformCaps_RegulatorHot))
 858                 return smum_send_msg_to_smc(hwmgr->smumgr,
 859                                 PPSMC_MSG_EnableVRHotGPIOInterrupt);
 860
 861         return 0;
 862 }
 863
 864 static int smu7_enable_sclk_control(struct pp_hwmgr *hwmgr)
 865 {
 866         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL,
 867                         SCLK_PWRMGT_OFF, 0);
 868         return 0;
 869 }
 870
 871 static int smu7_enable_ulv(struct pp_hwmgr *hwmgr)
 872 {
 873         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 874
 875         if (data->ulv_supported)
 876                 return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_EnableULV);
 877
 878         return 0;
 879 }
 880
 881 static int smu7_disable_ulv(struct pp_hwmgr *hwmgr)
 882 {
 883         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 884
 885         if (data->ulv_supported)
 886                 return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DisableULV);
 887
 888         return 0;
 889 }
 890
 891 static int smu7_enable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr)
 892 {
 893         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 894                         PHM_PlatformCaps_SclkDeepSleep)) {
 895                 if (smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_MASTER_DeepSleep_ON))
 896                         PP_ASSERT_WITH_CODE(false,
 897                                         "Attempt to enable Master Deep Sleep switch failed!",
 898                                         return -EINVAL);
 899         } else {
 900                 if (smum_send_msg_to_smc(hwmgr->smumgr,
 901                                 PPSMC_MSG_MASTER_DeepSleep_OFF)) {
 902                         PP_ASSERT_WITH_CODE(false,
 903                                         "Attempt to disable Master Deep Sleep switch failed!",
 904                                         return -EINVAL);
 905                 }
 906         }
 907
 908         return 0;
 909 }
 910
 911 static int smu7_disable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr)
 912 {
 913         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 914                         PHM_PlatformCaps_SclkDeepSleep)) {
 915                 if (smum_send_msg_to_smc(hwmgr->smumgr,
 916                                 PPSMC_MSG_MASTER_DeepSleep_OFF)) {
 917                         PP_ASSERT_WITH_CODE(false,
 918                                         "Attempt to disable Master Deep Sleep switch failed!",
 919                                         return -EINVAL);
 920                 }
 921         }
 922
 923         return 0;
 924 }
 925
 926 static int smu7_disable_handshake_uvd(struct pp_hwmgr *hwmgr)
 927 {
 928         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 929         uint32_t soft_register_value = 0;
 930         uint32_t handshake_disables_offset = data->soft_regs_start
 931                                 + smum_get_offsetof(hwmgr->smumgr,
 932                                         SMU_SoftRegisters, HandshakeDisables);
 933
 934         soft_register_value = cgs_read_ind_register(hwmgr->device,
 935                                 CGS_IND_REG__SMC, handshake_disables_offset);
 936         soft_register_value |= smum_get_mac_definition(hwmgr->smumgr,
 937                                         SMU_UVD_MCLK_HANDSHAKE_DISABLE);
 938         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 939                         handshake_disables_offset, soft_register_value);
 940         return 0;
 941 }
 942
 943 static int smu7_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 944 {
 945         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 946
 947         /* enable SCLK dpm */
 948         if (!data->sclk_dpm_key_disabled)
 949                 PP_ASSERT_WITH_CODE(
 950                 (0 == smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DPM_Enable)),
 951                 "Failed to enable SCLK DPM during DPM Start Function!",
 952                 return -EINVAL);
 953
 954         /* enable MCLK dpm */
 955         if (0 == data->mclk_dpm_key_disabled) {
 956                 if (!(hwmgr->feature_mask & PP_UVD_HANDSHAKE_MASK))
 957                         smu7_disable_handshake_uvd(hwmgr);
 958                 PP_ASSERT_WITH_CODE(
 959                                 (0 == smum_send_msg_to_smc(hwmgr->smumgr,
 960                                                 PPSMC_MSG_MCLKDPM_Enable)),
 961                                 "Failed to enable MCLK DPM during DPM Start Function!",
 962                                 return -EINVAL);
 963
 964                 PHM_WRITE_FIELD(hwmgr->device, MC_SEQ_CNTL_3, CAC_EN, 0x1);
 965
 966                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC0_CNTL, 0x5);
 967                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC1_CNTL, 0x5);
 968                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_CPL_CNTL, 0x100005);
 969                 udelay(10);
 970                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC0_CNTL, 0x400005);
 971                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC1_CNTL, 0x400005);
 972                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_CPL_CNTL, 0x500005);
 973         }
 974
 975         return 0;
 976 }
 977
 978 static int smu7_start_dpm(struct pp_hwmgr *hwmgr)
 979 {
 980         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 981
 982         /*enable general power management */
 983
 984         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,
 985                         GLOBAL_PWRMGT_EN, 1);
 986
 987         /* enable sclk deep sleep */
 988
 989         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL,
 990                         DYNAMIC_PM_EN, 1);
 991
 992         /* prepare for PCIE DPM */
 993
 994         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 995                         data->soft_regs_start +
 996                         smum_get_offsetof(hwmgr->smumgr, SMU_SoftRegisters,
 997                                                 VoltageChangeTimeout), 0x1000);
 998         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE,
 999                         SWRST_COMMAND_1, RESETLC, 0x0);
1000
1001         if (smu7_enable_sclk_mclk_dpm(hwmgr)) {
1002                 pr_err("Failed to enable Sclk DPM and Mclk DPM!");
1003                 return -EINVAL;
1004         }
1005
1006         /* enable PCIE dpm */
1007         if (0 == data->pcie_dpm_key_disabled) {
1008                 PP_ASSERT_WITH_CODE(
1009                                 (0 == smum_send_msg_to_smc(hwmgr->smumgr,
1010                                                 PPSMC_MSG_PCIeDPM_Enable)),
1011                                 "Failed to enable pcie DPM during DPM Start Function!",
1012                                 return -EINVAL);
1013         }
1014
1015         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1016                                 PHM_PlatformCaps_Falcon_QuickTransition)) {
1017                 PP_ASSERT_WITH_CODE((0 == smum_send_msg_to_smc(hwmgr->smumgr,
1018                                 PPSMC_MSG_EnableACDCGPIOInterrupt)),
1019                                 "Failed to enable AC DC GPIO Interrupt!",
1020                                 );
1021         }
1022
1023         return 0;
1024 }
1025
1026 static int smu7_disable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
1027 {
1028         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1029
1030         /* disable SCLK dpm */
1031         if (!data->sclk_dpm_key_disabled) {
1032                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
1033                                 "Trying to disable SCLK DPM when DPM is disabled",
1034                                 return 0);
1035                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DPM_Disable);
1036         }
1037
1038         /* disable MCLK dpm */
1039         if (!data->mclk_dpm_key_disabled) {
1040                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
1041                                 "Trying to disable MCLK DPM when DPM is disabled",
1042                                 return 0);
1043                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_MCLKDPM_Disable);
1044         }
1045
1046         return 0;
1047 }
1048
1049 static int smu7_stop_dpm(struct pp_hwmgr *hwmgr)
1050 {
1051         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1052
1053         /* disable general power management */
1054         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,
1055                         GLOBAL_PWRMGT_EN, 0);
1056         /* disable sclk deep sleep */
1057         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL,
1058                         DYNAMIC_PM_EN, 0);
1059
1060         /* disable PCIE dpm */
1061         if (!data->pcie_dpm_key_disabled) {
1062                 PP_ASSERT_WITH_CODE(
1063                                 (smum_send_msg_to_smc(hwmgr->smumgr,
1064                                                 PPSMC_MSG_PCIeDPM_Disable) == 0),
1065                                 "Failed to disable pcie DPM during DPM Stop Function!",
1066                                 return -EINVAL);
1067         }
1068
1069         smu7_disable_sclk_mclk_dpm(hwmgr);
1070
1071         PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
1072                         "Trying to disable voltage DPM when DPM is disabled",
1073                         return 0);
1074
1075         smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Voltage_Cntl_Disable);
1076
1077         return 0;
1078 }
1079
1080 static void smu7_set_dpm_event_sources(struct pp_hwmgr *hwmgr, uint32_t sources)
1081 {
1082         bool protection;
1083         enum DPM_EVENT_SRC src;
1084
1085         switch (sources) {
1086         default:
1087                 pr_err("Unknown throttling event sources.");
1088                 /* fall through */
1089         case 0:
1090                 protection = false;
1091                 /* src is unused */
1092                 break;
1093         case (1 << PHM_AutoThrottleSource_Thermal):
1094                 protection = true;
1095                 src = DPM_EVENT_SRC_DIGITAL;
1096                 break;
1097         case (1 << PHM_AutoThrottleSource_External):
1098                 protection = true;
1099                 src = DPM_EVENT_SRC_EXTERNAL;
1100                 break;
1101         case (1 << PHM_AutoThrottleSource_External) |
1102                         (1 << PHM_AutoThrottleSource_Thermal):
1103                 protection = true;
1104                 src = DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL;
1105                 break;
1106         }
1107         /* Order matters - don't enable thermal protection for the wrong source. */
1108         if (protection) {
1109                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_THERMAL_CTRL,
1110                                 DPM_EVENT_SRC, src);
1111                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,
1112                                 THERMAL_PROTECTION_DIS,
1113                                 !phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1114                                                 PHM_PlatformCaps_ThermalController));
1115         } else
1116                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,
1117                                 THERMAL_PROTECTION_DIS, 1);
1118 }
1119
1120 static int smu7_enable_auto_throttle_source(struct pp_hwmgr *hwmgr,
1121                 PHM_AutoThrottleSource source)
1122 {
1123         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1124
1125         if (!(data->active_auto_throttle_sources & (1 << source))) {
1126                 data->active_auto_throttle_sources |= 1 << source;
1127                 smu7_set_dpm_event_sources(hwmgr, data->active_auto_throttle_sources);
1128         }
1129         return 0;
1130 }
1131
1132 static int smu7_enable_thermal_auto_throttle(struct pp_hwmgr *hwmgr)
1133 {
1134         return smu7_enable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal);
1135 }
1136
1137 static int smu7_disable_auto_throttle_source(struct pp_hwmgr *hwmgr,
1138                 PHM_AutoThrottleSource source)
1139 {
1140         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1141
1142         if (data->active_auto_throttle_sources & (1 << source)) {
1143                 data->active_auto_throttle_sources &= ~(1 << source);
1144                 smu7_set_dpm_event_sources(hwmgr, data->active_auto_throttle_sources);
1145         }
1146         return 0;
1147 }
1148
1149 static int smu7_disable_thermal_auto_throttle(struct pp_hwmgr *hwmgr)
1150 {
1151         return smu7_disable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal);
1152 }
1153
1154 static int smu7_pcie_performance_request(struct pp_hwmgr *hwmgr)
1155 {
1156         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1157         data->pcie_performance_request = true;
1158
1159         return 0;
1160 }
1161
1162 static int smu7_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
1163 {
1164         int tmp_result = 0;
1165         int result = 0;
1166
1167         tmp_result = (!smum_is_dpm_running(hwmgr)) ? 0 : -1;
1168         PP_ASSERT_WITH_CODE(tmp_result == 0,
1169                         "DPM is already running",
1170                         );
1171
1172         if (smu7_voltage_control(hwmgr)) {
1173                 tmp_result = smu7_enable_voltage_control(hwmgr);
1174                 PP_ASSERT_WITH_CODE(tmp_result == 0,
1175                                 "Failed to enable voltage control!",
1176                                 result = tmp_result);
1177
1178                 tmp_result = smu7_construct_voltage_tables(hwmgr);
1179                 PP_ASSERT_WITH_CODE((0 == tmp_result),
1180                                 "Failed to contruct voltage tables!",
1181                                 result = tmp_result);
1182         }
1183         smum_initialize_mc_reg_table(hwmgr);
1184
1185         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1186                         PHM_PlatformCaps_EngineSpreadSpectrumSupport))
1187                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
1188                                 GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, 1);
1189
1190         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1191                         PHM_PlatformCaps_ThermalController))
1192                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
1193                                 GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, 0);
1194
1195         tmp_result = smu7_program_static_screen_threshold_parameters(hwmgr);
1196         PP_ASSERT_WITH_CODE((0 == tmp_result),
1197                         "Failed to program static screen threshold parameters!",
1198                         result = tmp_result);
1199
1200         tmp_result = smu7_enable_display_gap(hwmgr);
1201         PP_ASSERT_WITH_CODE((0 == tmp_result),
1202                         "Failed to enable display gap!", result = tmp_result);
1203
1204         tmp_result = smu7_program_voting_clients(hwmgr);
1205         PP_ASSERT_WITH_CODE((0 == tmp_result),
1206                         "Failed to program voting clients!", result = tmp_result);
1207
1208         tmp_result = smum_process_firmware_header(hwmgr);
1209         PP_ASSERT_WITH_CODE((0 == tmp_result),
1210                         "Failed to process firmware header!", result = tmp_result);
1211
1212         tmp_result = smu7_initial_switch_from_arbf0_to_f1(hwmgr);
1213         PP_ASSERT_WITH_CODE((0 == tmp_result),
1214                         "Failed to initialize switch from ArbF0 to F1!",
1215                         result = tmp_result);
1216
1217         result = smu7_setup_default_dpm_tables(hwmgr);
1218         PP_ASSERT_WITH_CODE(0 == result,
1219                         "Failed to setup default DPM tables!", return result);
1220
1221         tmp_result = smum_init_smc_table(hwmgr);
1222         PP_ASSERT_WITH_CODE((0 == tmp_result),
1223                         "Failed to initialize SMC table!", result = tmp_result);
1224
1225         tmp_result = smu7_enable_vrhot_gpio_interrupt(hwmgr);
1226         PP_ASSERT_WITH_CODE((0 == tmp_result),
1227                         "Failed to enable VR hot GPIO interrupt!", result = tmp_result);
1228
1229         smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_NoDisplay);
1230
1231         tmp_result = smu7_enable_sclk_control(hwmgr);
1232         PP_ASSERT_WITH_CODE((0 == tmp_result),
1233                         "Failed to enable SCLK control!", result = tmp_result);
1234
1235         tmp_result = smu7_enable_smc_voltage_controller(hwmgr);
1236         PP_ASSERT_WITH_CODE((0 == tmp_result),
1237                         "Failed to enable voltage control!", result = tmp_result);
1238
1239         tmp_result = smu7_enable_ulv(hwmgr);
1240         PP_ASSERT_WITH_CODE((0 == tmp_result),
1241                         "Failed to enable ULV!", result = tmp_result);
1242
1243         tmp_result = smu7_enable_deep_sleep_master_switch(hwmgr);
1244         PP_ASSERT_WITH_CODE((0 == tmp_result),
1245                         "Failed to enable deep sleep master switch!", result = tmp_result);
1246
1247         tmp_result = smu7_enable_didt_config(hwmgr);
1248         PP_ASSERT_WITH_CODE((tmp_result == 0),
1249                         "Failed to enable deep sleep master switch!", result = tmp_result);
1250
1251         tmp_result = smu7_start_dpm(hwmgr);
1252         PP_ASSERT_WITH_CODE((0 == tmp_result),
1253                         "Failed to start DPM!", result = tmp_result);
1254
1255         tmp_result = smu7_enable_smc_cac(hwmgr);
1256         PP_ASSERT_WITH_CODE((0 == tmp_result),
1257                         "Failed to enable SMC CAC!", result = tmp_result);
1258
1259         tmp_result = smu7_enable_power_containment(hwmgr);
1260         PP_ASSERT_WITH_CODE((0 == tmp_result),
1261                         "Failed to enable power containment!", result = tmp_result);
1262
1263         tmp_result = smu7_power_control_set_level(hwmgr);
1264         PP_ASSERT_WITH_CODE((0 == tmp_result),
1265                         "Failed to power control set level!", result = tmp_result);
1266
1267         tmp_result = smu7_enable_thermal_auto_throttle(hwmgr);
1268         PP_ASSERT_WITH_CODE((0 == tmp_result),
1269                         "Failed to enable thermal auto throttle!", result = tmp_result);
1270
1271         tmp_result = smu7_pcie_performance_request(hwmgr);
1272         PP_ASSERT_WITH_CODE((0 == tmp_result),
1273                         "pcie performance request failed!", result = tmp_result);
1274
1275         return 0;
1276 }
1277
1278 int smu7_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
1279 {
1280         int tmp_result, result = 0;
1281
1282         tmp_result = (smum_is_dpm_running(hwmgr)) ? 0 : -1;
1283         PP_ASSERT_WITH_CODE(tmp_result == 0,
1284                         "DPM is not running right now, no need to disable DPM!",
1285                         return 0);
1286
1287         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1288                         PHM_PlatformCaps_ThermalController))
1289                 PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
1290                                 GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, 1);
1291
1292         tmp_result = smu7_disable_power_containment(hwmgr);
1293         PP_ASSERT_WITH_CODE((tmp_result == 0),
1294                         "Failed to disable power containment!", result = tmp_result);
1295
1296         tmp_result = smu7_disable_smc_cac(hwmgr);
1297         PP_ASSERT_WITH_CODE((tmp_result == 0),
1298                         "Failed to disable SMC CAC!", result = tmp_result);
1299
1300         tmp_result = smu7_disable_didt_config(hwmgr);
1301         PP_ASSERT_WITH_CODE((tmp_result == 0),
1302                         "Failed to disable DIDT!", result = tmp_result);
1303
1304         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
1305                         CG_SPLL_SPREAD_SPECTRUM, SSEN, 0);
1306         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
1307                         GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, 0);
1308
1309         tmp_result = smu7_disable_thermal_auto_throttle(hwmgr);
1310         PP_ASSERT_WITH_CODE((tmp_result == 0),
1311                         "Failed to disable thermal auto throttle!", result = tmp_result);
1312
1313         tmp_result = smu7_avfs_control(hwmgr, false);
1314         PP_ASSERT_WITH_CODE((tmp_result == 0),
1315                         "Failed to disable AVFS!", result = tmp_result);
1316
1317         tmp_result = smu7_stop_dpm(hwmgr);
1318         PP_ASSERT_WITH_CODE((tmp_result == 0),
1319                         "Failed to stop DPM!", result = tmp_result);
1320
1321         tmp_result = smu7_disable_deep_sleep_master_switch(hwmgr);
1322         PP_ASSERT_WITH_CODE((tmp_result == 0),
1323                         "Failed to disable deep sleep master switch!", result = tmp_result);
1324
1325         tmp_result = smu7_disable_ulv(hwmgr);
1326         PP_ASSERT_WITH_CODE((tmp_result == 0),
1327                         "Failed to disable ULV!", result = tmp_result);
1328
1329         tmp_result = smu7_clear_voting_clients(hwmgr);
1330         PP_ASSERT_WITH_CODE((tmp_result == 0),
1331                         "Failed to clear voting clients!", result = tmp_result);
1332
1333         tmp_result = smu7_reset_to_default(hwmgr);
1334         PP_ASSERT_WITH_CODE((tmp_result == 0),
1335                         "Failed to reset to default!", result = tmp_result);
1336
1337         tmp_result = smu7_force_switch_to_arbf0(hwmgr);
1338         PP_ASSERT_WITH_CODE((tmp_result == 0),
1339                         "Failed to force to switch arbf0!", result = tmp_result);
1340
1341         return result;
1342 }
1343
1344 int smu7_reset_asic_tasks(struct pp_hwmgr *hwmgr)
1345 {
1346
1347         return 0;
1348 }
1349
1350 static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
1351 {
1352         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1353         struct phm_ppt_v1_information *table_info =
1354                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1355         struct cgs_system_info sys_info = {0};
1356         int result;
1357
1358         data->dll_default_on = false;
1359         data->mclk_dpm0_activity_target = 0xa;
1360         data->mclk_activity_target = SMU7_MCLK_TARGETACTIVITY_DFLT;
1361         data->vddc_vddgfx_delta = 300;
1362         data->static_screen_threshold = SMU7_STATICSCREENTHRESHOLD_DFLT;
1363         data->static_screen_threshold_unit = SMU7_STATICSCREENTHRESHOLDUNIT_DFLT;
1364         data->voting_rights_clients0 = SMU7_VOTINGRIGHTSCLIENTS_DFLT0;
1365         data->voting_rights_clients1 = SMU7_VOTINGRIGHTSCLIENTS_DFLT1;
1366         data->voting_rights_clients2 = SMU7_VOTINGRIGHTSCLIENTS_DFLT2;
1367         data->voting_rights_clients3 = SMU7_VOTINGRIGHTSCLIENTS_DFLT3;
1368         data->voting_rights_clients4 = SMU7_VOTINGRIGHTSCLIENTS_DFLT4;
1369         data->voting_rights_clients5 = SMU7_VOTINGRIGHTSCLIENTS_DFLT5;
1370         data->voting_rights_clients6 = SMU7_VOTINGRIGHTSCLIENTS_DFLT6;
1371         data->voting_rights_clients7 = SMU7_VOTINGRIGHTSCLIENTS_DFLT7;
1372
1373         data->mclk_dpm_key_disabled = hwmgr->feature_mask & PP_MCLK_DPM_MASK ? false : true;
1374         data->sclk_dpm_key_disabled = hwmgr->feature_mask & PP_SCLK_DPM_MASK ? false : true;
1375         data->pcie_dpm_key_disabled = hwmgr->feature_mask & PP_PCIE_DPM_MASK ? false : true;
1376         /* need to set voltage control types before EVV patching */
1377         data->voltage_control = SMU7_VOLTAGE_CONTROL_NONE;
1378         data->vddci_control = SMU7_VOLTAGE_CONTROL_NONE;
1379         data->mvdd_control = SMU7_VOLTAGE_CONTROL_NONE;
1380         data->enable_tdc_limit_feature = true;
1381         data->enable_pkg_pwr_tracking_feature = true;
1382         data->force_pcie_gen = PP_PCIEGenInvalid;
1383         data->ulv_supported = hwmgr->feature_mask & PP_ULV_MASK ? true : false;
1384
1385         if (hwmgr->chip_id == CHIP_POLARIS12 || hwmgr->smumgr->is_kicker) {
1386                 uint8_t tmp1, tmp2;
1387                 uint16_t tmp3 = 0;
1388                 atomctrl_get_svi2_info(hwmgr, VOLTAGE_TYPE_VDDC, &tmp1, &tmp2,
1389                                                 &tmp3);
1390                 tmp3 = (tmp3 >> 5) & 0x3;
1391                 data->vddc_phase_shed_control = ((tmp3 << 1) | (tmp3 >> 1)) & 0x3;
1392         }
1393
1394         data->fast_watermark_threshold = 100;
1395         if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1396                         VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
1397                 data->voltage_control = SMU7_VOLTAGE_CONTROL_BY_SVID2;
1398
1399         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1400                         PHM_PlatformCaps_ControlVDDGFX)) {
1401                 if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1402                         VOLTAGE_TYPE_VDDGFX, VOLTAGE_OBJ_SVID2)) {
1403                         data->vdd_gfx_control = SMU7_VOLTAGE_CONTROL_BY_SVID2;
1404                 }
1405         }
1406
1407         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1408                         PHM_PlatformCaps_EnableMVDDControl)) {
1409                 if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1410                                 VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
1411                         data->mvdd_control = SMU7_VOLTAGE_CONTROL_BY_GPIO;
1412                 else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1413                                 VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
1414                         data->mvdd_control = SMU7_VOLTAGE_CONTROL_BY_SVID2;
1415         }
1416
1417         if (SMU7_VOLTAGE_CONTROL_NONE == data->vdd_gfx_control) {
1418                 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
1419                         PHM_PlatformCaps_ControlVDDGFX);
1420         }
1421
1422         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1423                         PHM_PlatformCaps_ControlVDDCI)) {
1424                 if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1425                                 VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
1426                         data->vddci_control = SMU7_VOLTAGE_CONTROL_BY_GPIO;
1427                 else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
1428                                 VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
1429                         data->vddci_control = SMU7_VOLTAGE_CONTROL_BY_SVID2;
1430         }
1431
1432         if (data->mvdd_control == SMU7_VOLTAGE_CONTROL_NONE)
1433                 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
1434                                 PHM_PlatformCaps_EnableMVDDControl);
1435
1436         if (data->vddci_control == SMU7_VOLTAGE_CONTROL_NONE)
1437                 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
1438                                 PHM_PlatformCaps_ControlVDDCI);
1439
1440         if ((hwmgr->pp_table_version != PP_TABLE_V0) && (hwmgr->feature_mask & PP_CLOCK_STRETCH_MASK)
1441                 && (table_info->cac_dtp_table->usClockStretchAmount != 0))
1442                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
1443                                         PHM_PlatformCaps_ClockStretcher);
1444
1445         data->pcie_gen_performance.max = PP_PCIEGen1;
1446         data->pcie_gen_performance.min = PP_PCIEGen3;
1447         data->pcie_gen_power_saving.max = PP_PCIEGen1;
1448         data->pcie_gen_power_saving.min = PP_PCIEGen3;
1449         data->pcie_lane_performance.max = 0;
1450         data->pcie_lane_performance.min = 16;
1451         data->pcie_lane_power_saving.max = 0;
1452         data->pcie_lane_power_saving.min = 16;
1453
1454         sys_info.size = sizeof(struct cgs_system_info);
1455         sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS;
1456         result = cgs_query_system_info(hwmgr->device, &sys_info);
1457         if (!result) {
1458                 if (sys_info.value & AMD_PG_SUPPORT_UVD)
1459                         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
1460                                       PHM_PlatformCaps_UVDPowerGating);
1461                 if (sys_info.value & AMD_PG_SUPPORT_VCE)
1462                         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
1463                                       PHM_PlatformCaps_VCEPowerGating);
1464         }
1465 }
1466
1467 /**
1468 * Get Leakage VDDC based on leakage ID.
1469 *
1470 * @param    hwmgr  the address of the powerplay hardware manager.
1471 * @return   always 0
1472 */
1473 static int smu7_get_evv_voltages(struct pp_hwmgr *hwmgr)
1474 {
1475         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1476         uint16_t vv_id;
1477         uint16_t vddc = 0;
1478         uint16_t vddgfx = 0;
1479         uint16_t i, j;
1480         uint32_t sclk = 0;
1481         struct phm_ppt_v1_information *table_info =
1482                         (struct phm_ppt_v1_information *)hwmgr->pptable;
1483         struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = NULL;
1484
1485
1486         for (i = 0; i < SMU7_MAX_LEAKAGE_COUNT; i++) {
1487                 vv_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1488
1489                 if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
1490                         if ((hwmgr->pp_table_version == PP_TABLE_V1)
1491                             && !phm_get_sclk_for_voltage_evv(hwmgr,
1492                                                 table_info->vddgfx_lookup_table, vv_id, &sclk)) {
1493                                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1494                                                         PHM_PlatformCaps_ClockStretcher)) {
1495                                         sclk_table = table_info->vdd_dep_on_sclk;
1496
1497                                         for (j = 1; j < sclk_table->count; j++) {
1498                                                 if (sclk_table->entries[j].clk == sclk &&
1499                                                                 sclk_table->entries[j].cks_enable == 0) {
1500                                                         sclk += 5000;
1501                                                         break;
1502                                                 }
1503                                         }
1504                                 }
1505                                 if (0 == atomctrl_get_voltage_evv_on_sclk
1506                                     (hwmgr, VOLTAGE_TYPE_VDDGFX, sclk,
1507                                      vv_id, &vddgfx)) {
1508                                         /* need to make sure vddgfx is less than 2v or else, it could burn the ASIC. */
1509                                         PP_ASSERT_WITH_CODE((vddgfx < 2000 && vddgfx != 0), "Invalid VDDGFX value!", return -EINVAL);
1510
1511                                         /* the voltage should not be zero nor equal to leakage ID */
1512                                         if (vddgfx != 0 && vddgfx != vv_id) {
1513                                                 data->vddcgfx_leakage.actual_voltage[data->vddcgfx_leakage.count] = vddgfx;
1514                                                 data->vddcgfx_leakage.leakage_id[data->vddcgfx_leakage.count] = vv_id;
1515                                                 data->vddcgfx_leakage.count++;
1516                                         }
1517                                 } else {
1518                                         pr_info("Error retrieving EVV voltage value!\n");
1519                                 }
1520                         }
1521                 } else {
1522                         if ((hwmgr->pp_table_version == PP_TABLE_V0)
1523                                 || !phm_get_sclk_for_voltage_evv(hwmgr,
1524                                         table_info->vddc_lookup_table, vv_id, &sclk)) {
1525                                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
1526                                                 PHM_PlatformCaps_ClockStretcher)) {
1527                                         if (table_info == NULL)
1528                                                 return -EINVAL;
1529                                         sclk_table = table_info->vdd_dep_on_sclk;
1530
1531                                         for (j = 1; j < sclk_table->count; j++) {
1532                                                 if (sclk_table->entries[j].clk == sclk &&
1533                                                                 sclk_table->entries[j].cks_enable == 0) {
1534                                                         sclk += 5000;
1535                                                         break;
1536                                                 }
1537                                         }
1538                                 }
1539
1540                                 if (phm_get_voltage_evv_on_sclk(hwmgr,
1541                                                         VOLTAGE_TYPE_VDDC,
1542                                                         sclk, vv_id, &vddc) == 0) {
1543                                         if (vddc >= 2000 || vddc == 0)
1544                                                 return -EINVAL;
1545                                 } else {
1546                                         pr_warn("failed to retrieving EVV voltage!\n");
1547                                         continue;
1548                                 }
1549
1550                                 /* the voltage should not be zero nor equal to leakage ID */
1551                                 if (vddc != 0 && vddc != vv_id) {
1552                                         data->vddc_leakage.actual_voltage[data->vddc_leakage.count] = (uint16_t)(vddc);
1553                                         data->vddc_leakage.leakage_id[data->vddc_leakage.count] = vv_id;
1554                                         data->vddc_leakage.count++;
1555                                 }
1556                         }
1557                 }
1558         }
1559
1560         return 0;
1561 }
1562
1563 /**
1564  * Change virtual leakage voltage to actual value.
1565  *
1566  * @param     hwmgr  the address of the powerplay hardware manager.
1567  * @param     pointer to changing voltage
1568  * @param     pointer to leakage table
1569  */
1570 static void smu7_patch_ppt_v1_with_vdd_leakage(struct pp_hwmgr *hwmgr,
1571                 uint16_t *voltage, struct smu7_leakage_voltage *leakage_table)
1572 {
1573         uint32_t index;
1574
1575         /* search for leakage voltage ID 0xff01 ~ 0xff08 */
1576         for (index = 0; index < leakage_table->count; index++) {
1577                 /* if this voltage matches a leakage voltage ID */
1578                 /* patch with actual leakage voltage */
1579                 if (leakage_table->leakage_id[index] == *voltage) {
1580                         *voltage = leakage_table->actual_voltage[index];
1581                         break;
1582                 }
1583         }
1584
1585         if (*voltage > ATOM_VIRTUAL_VOLTAGE_ID0)
1586                 pr_err("Voltage value looks like a Leakage ID but it's not patched \n");
1587 }
1588
1589 /**
1590 * Patch voltage lookup table by EVV leakages.
1591 *
1592 * @param     hwmgr  the address of the powerplay hardware manager.
1593 * @param     pointer to voltage lookup table
1594 * @param     pointer to leakage table
1595 * @return     always 0
1596 */
1597 static int smu7_patch_lookup_table_with_leakage(struct pp_hwmgr *hwmgr,
1598                 phm_ppt_v1_voltage_lookup_table *lookup_table,
1599                 struct smu7_leakage_voltage *leakage_table)
1600 {
1601         uint32_t i;
1602
1603         for (i = 0; i < lookup_table->count; i++)
1604                 smu7_patch_ppt_v1_with_vdd_leakage(hwmgr,
1605                                 &lookup_table->entries[i].us_vdd, leakage_table);
1606
1607         return 0;
1608 }
1609
1610 static int smu7_patch_clock_voltage_limits_with_vddc_leakage(
1611                 struct pp_hwmgr *hwmgr, struct smu7_leakage_voltage *leakage_table,
1612                 uint16_t *vddc)
1613 {
1614         struct phm_ppt_v1_information *table_info =
1615                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1616         smu7_patch_ppt_v1_with_vdd_leakage(hwmgr, (uint16_t *)vddc, leakage_table);
1617         hwmgr->dyn_state.max_clock_voltage_on_dc.vddc =
1618                         table_info->max_clock_voltage_on_dc.vddc;
1619         return 0;
1620 }
1621
1622 static int smu7_patch_voltage_dependency_tables_with_lookup_table(
1623                 struct pp_hwmgr *hwmgr)
1624 {
1625         uint8_t entry_id;
1626         uint8_t voltage_id;
1627         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1628         struct phm_ppt_v1_information *table_info =
1629                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1630
1631         struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table =
1632                         table_info->vdd_dep_on_sclk;
1633         struct phm_ppt_v1_clock_voltage_dependency_table *mclk_table =
1634                         table_info->vdd_dep_on_mclk;
1635         struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
1636                         table_info->mm_dep_table;
1637
1638         if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
1639                 for (entry_id = 0; entry_id < sclk_table->count; ++entry_id) {
1640                         voltage_id = sclk_table->entries[entry_id].vddInd;
1641                         sclk_table->entries[entry_id].vddgfx =
1642                                 table_info->vddgfx_lookup_table->entries[voltage_id].us_vdd;
1643                 }
1644         } else {
1645                 for (entry_id = 0; entry_id < sclk_table->count; ++entry_id) {
1646                         voltage_id = sclk_table->entries[entry_id].vddInd;
1647                         sclk_table->entries[entry_id].vddc =
1648                                 table_info->vddc_lookup_table->entries[voltage_id].us_vdd;
1649                 }
1650         }
1651
1652         for (entry_id = 0; entry_id < mclk_table->count; ++entry_id) {
1653                 voltage_id = mclk_table->entries[entry_id].vddInd;
1654                 mclk_table->entries[entry_id].vddc =
1655                         table_info->vddc_lookup_table->entries[voltage_id].us_vdd;
1656         }
1657
1658         for (entry_id = 0; entry_id < mm_table->count; ++entry_id) {
1659                 voltage_id = mm_table->entries[entry_id].vddcInd;
1660                 mm_table->entries[entry_id].vddc =
1661                         table_info->vddc_lookup_table->entries[voltage_id].us_vdd;
1662         }
1663
1664         return 0;
1665
1666 }
1667
1668 static int phm_add_voltage(struct pp_hwmgr *hwmgr,
1669                         phm_ppt_v1_voltage_lookup_table *look_up_table,
1670                         phm_ppt_v1_voltage_lookup_record *record)
1671 {
1672         uint32_t i;
1673
1674         PP_ASSERT_WITH_CODE((NULL != look_up_table),
1675                 "Lookup Table empty.", return -EINVAL);
1676         PP_ASSERT_WITH_CODE((0 != look_up_table->count),
1677                 "Lookup Table empty.", return -EINVAL);
1678
1679         i = smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_VDDGFX);
1680         PP_ASSERT_WITH_CODE((i >= look_up_table->count),
1681                 "Lookup Table is full.", return -EINVAL);
1682
1683         /* This is to avoid entering duplicate calculated records. */
1684         for (i = 0; i < look_up_table->count; i++) {
1685                 if (look_up_table->entries[i].us_vdd == record->us_vdd) {
1686                         if (look_up_table->entries[i].us_calculated == 1)
1687                                 return 0;
1688                         break;
1689                 }
1690         }
1691
1692         look_up_table->entries[i].us_calculated = 1;
1693         look_up_table->entries[i].us_vdd = record->us_vdd;
1694         look_up_table->entries[i].us_cac_low = record->us_cac_low;
1695         look_up_table->entries[i].us_cac_mid = record->us_cac_mid;
1696         look_up_table->entries[i].us_cac_high = record->us_cac_high;
1697         /* Only increment the count when we're appending, not replacing duplicate entry. */
1698         if (i == look_up_table->count)
1699                 look_up_table->count++;
1700
1701         return 0;
1702 }
1703
1704
1705 static int smu7_calc_voltage_dependency_tables(struct pp_hwmgr *hwmgr)
1706 {
1707         uint8_t entry_id;
1708         struct phm_ppt_v1_voltage_lookup_record v_record;
1709         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1710         struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable);
1711
1712         phm_ppt_v1_clock_voltage_dependency_table *sclk_table = pptable_info->vdd_dep_on_sclk;
1713         phm_ppt_v1_clock_voltage_dependency_table *mclk_table = pptable_info->vdd_dep_on_mclk;
1714
1715         if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
1716                 for (entry_id = 0; entry_id < sclk_table->count; ++entry_id) {
1717                         if (sclk_table->entries[entry_id].vdd_offset & (1 << 15))
1718                                 v_record.us_vdd = sclk_table->entries[entry_id].vddgfx +
1719                                         sclk_table->entries[entry_id].vdd_offset - 0xFFFF;
1720                         else
1721                                 v_record.us_vdd = sclk_table->entries[entry_id].vddgfx +
1722                                         sclk_table->entries[entry_id].vdd_offset;
1723
1724                         sclk_table->entries[entry_id].vddc =
1725                                 v_record.us_cac_low = v_record.us_cac_mid =
1726                                 v_record.us_cac_high = v_record.us_vdd;
1727
1728                         phm_add_voltage(hwmgr, pptable_info->vddc_lookup_table, &v_record);
1729                 }
1730
1731                 for (entry_id = 0; entry_id < mclk_table->count; ++entry_id) {
1732                         if (mclk_table->entries[entry_id].vdd_offset & (1 << 15))
1733                                 v_record.us_vdd = mclk_table->entries[entry_id].vddc +
1734                                         mclk_table->entries[entry_id].vdd_offset - 0xFFFF;
1735                         else
1736                                 v_record.us_vdd = mclk_table->entries[entry_id].vddc +
1737                                         mclk_table->entries[entry_id].vdd_offset;
1738
1739                         mclk_table->entries[entry_id].vddgfx = v_record.us_cac_low =
1740                                 v_record.us_cac_mid = v_record.us_cac_high = v_record.us_vdd;
1741                         phm_add_voltage(hwmgr, pptable_info->vddgfx_lookup_table, &v_record);
1742                 }
1743         }
1744         return 0;
1745 }
1746
1747 static int smu7_calc_mm_voltage_dependency_table(struct pp_hwmgr *hwmgr)
1748 {
1749         uint8_t entry_id;
1750         struct phm_ppt_v1_voltage_lookup_record v_record;
1751         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1752         struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable);
1753         phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table;
1754
1755         if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
1756                 for (entry_id = 0; entry_id < mm_table->count; entry_id++) {
1757                         if (mm_table->entries[entry_id].vddgfx_offset & (1 << 15))
1758                                 v_record.us_vdd = mm_table->entries[entry_id].vddc +
1759                                         mm_table->entries[entry_id].vddgfx_offset - 0xFFFF;
1760                         else
1761                                 v_record.us_vdd = mm_table->entries[entry_id].vddc +
1762                                         mm_table->entries[entry_id].vddgfx_offset;
1763
1764                         /* Add the calculated VDDGFX to the VDDGFX lookup table */
1765                         mm_table->entries[entry_id].vddgfx = v_record.us_cac_low =
1766                                 v_record.us_cac_mid = v_record.us_cac_high = v_record.us_vdd;
1767                         phm_add_voltage(hwmgr, pptable_info->vddgfx_lookup_table, &v_record);
1768                 }
1769         }
1770         return 0;
1771 }
1772
1773 static int smu7_sort_lookup_table(struct pp_hwmgr *hwmgr,
1774                 struct phm_ppt_v1_voltage_lookup_table *lookup_table)
1775 {
1776         uint32_t table_size, i, j;
1777         struct phm_ppt_v1_voltage_lookup_record tmp_voltage_lookup_record;
1778         table_size = lookup_table->count;
1779
1780         PP_ASSERT_WITH_CODE(0 != lookup_table->count,
1781                 "Lookup table is empty", return -EINVAL);
1782
1783         /* Sorting voltages */
1784         for (i = 0; i < table_size - 1; i++) {
1785                 for (j = i + 1; j > 0; j--) {
1786                         if (lookup_table->entries[j].us_vdd <
1787                                         lookup_table->entries[j - 1].us_vdd) {
1788                                 tmp_voltage_lookup_record = lookup_table->entries[j - 1];
1789                                 lookup_table->entries[j - 1] = lookup_table->entries[j];
1790                                 lookup_table->entries[j] = tmp_voltage_lookup_record;
1791                         }
1792                 }
1793         }
1794
1795         return 0;
1796 }
1797
1798 static int smu7_complete_dependency_tables(struct pp_hwmgr *hwmgr)
1799 {
1800         int result = 0;
1801         int tmp_result;
1802         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
1803         struct phm_ppt_v1_information *table_info =
1804                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1805
1806         if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
1807                 tmp_result = smu7_patch_lookup_table_with_leakage(hwmgr,
1808                         table_info->vddgfx_lookup_table, &(data->vddcgfx_leakage));
1809                 if (tmp_result != 0)
1810                         result = tmp_result;
1811
1812                 smu7_patch_ppt_v1_with_vdd_leakage(hwmgr,
1813                         &table_info->max_clock_voltage_on_dc.vddgfx, &(data->vddcgfx_leakage));
1814         } else {
1815
1816                 tmp_result = smu7_patch_lookup_table_with_leakage(hwmgr,
1817                                 table_info->vddc_lookup_table, &(data->vddc_leakage));
1818                 if (tmp_result)
1819                         result = tmp_result;
1820
1821                 tmp_result = smu7_patch_clock_voltage_limits_with_vddc_leakage(hwmgr,
1822                                 &(data->vddc_leakage), &table_info->max_clock_voltage_on_dc.vddc);
1823                 if (tmp_result)
1824                         result = tmp_result;
1825         }
1826
1827         tmp_result = smu7_patch_voltage_dependency_tables_with_lookup_table(hwmgr);
1828         if (tmp_result)
1829                 result = tmp_result;
1830
1831         tmp_result = smu7_calc_voltage_dependency_tables(hwmgr);
1832         if (tmp_result)
1833                 result = tmp_result;
1834
1835         tmp_result = smu7_calc_mm_voltage_dependency_table(hwmgr);
1836         if (tmp_result)
1837                 result = tmp_result;
1838
1839         tmp_result = smu7_sort_lookup_table(hwmgr, table_info->vddgfx_lookup_table);
1840         if (tmp_result)
1841                 result = tmp_result;
1842
1843         tmp_result = smu7_sort_lookup_table(hwmgr, table_info->vddc_lookup_table);
1844         if (tmp_result)
1845                 result = tmp_result;
1846
1847         return result;
1848 }
1849
1850 static int smu7_set_private_data_based_on_pptable_v1(struct pp_hwmgr *hwmgr)
1851 {
1852         struct phm_ppt_v1_information *table_info =
1853                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1854
1855         struct phm_ppt_v1_clock_voltage_dependency_table *allowed_sclk_vdd_table =
1856                                                 table_info->vdd_dep_on_sclk;
1857         struct phm_ppt_v1_clock_voltage_dependency_table *allowed_mclk_vdd_table =
1858                                                 table_info->vdd_dep_on_mclk;
1859
1860         PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table != NULL,
1861                 "VDD dependency on SCLK table is missing.",
1862                 return -EINVAL);
1863         PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table->count >= 1,
1864                 "VDD dependency on SCLK table has to have is missing.",
1865                 return -EINVAL);
1866
1867         PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table != NULL,
1868                 "VDD dependency on MCLK table is missing",
1869                 return -EINVAL);
1870         PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table->count >= 1,
1871                 "VDD dependency on MCLK table has to have is missing.",
1872                 return -EINVAL);
1873
1874         table_info->max_clock_voltage_on_ac.sclk =
1875                 allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].clk;
1876         table_info->max_clock_voltage_on_ac.mclk =
1877                 allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].clk;
1878         table_info->max_clock_voltage_on_ac.vddc =
1879                 allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].vddc;
1880         table_info->max_clock_voltage_on_ac.vddci =
1881                 allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].vddci;
1882
1883         hwmgr->dyn_state.max_clock_voltage_on_ac.sclk = table_info->max_clock_voltage_on_ac.sclk;
1884         hwmgr->dyn_state.max_clock_voltage_on_ac.mclk = table_info->max_clock_voltage_on_ac.mclk;
1885         hwmgr->dyn_state.max_clock_voltage_on_ac.vddc = table_info->max_clock_voltage_on_ac.vddc;
1886         hwmgr->dyn_state.max_clock_voltage_on_ac.vddci = table_info->max_clock_voltage_on_ac.vddci;
1887
1888         return 0;
1889 }
1890
1891 static int smu7_patch_voltage_workaround(struct pp_hwmgr *hwmgr)
1892 {
1893         struct phm_ppt_v1_information *table_info =
1894                        (struct phm_ppt_v1_information *)(hwmgr->pptable);
1895         struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table;
1896         struct phm_ppt_v1_voltage_lookup_table *lookup_table;
1897         uint32_t i;
1898         uint32_t hw_revision, sub_vendor_id, sub_sys_id;
1899         struct cgs_system_info sys_info = {0};
1900
1901         if (table_info != NULL) {
1902                 dep_mclk_table = table_info->vdd_dep_on_mclk;
1903                 lookup_table = table_info->vddc_lookup_table;
1904         } else
1905                 return 0;
1906
1907         sys_info.size = sizeof(struct cgs_system_info);
1908
1909         sys_info.info_id = CGS_SYSTEM_INFO_PCIE_REV;
1910         cgs_query_system_info(hwmgr->device, &sys_info);
1911         hw_revision = (uint32_t)sys_info.value;
1912
1913         sys_info.info_id = CGS_SYSTEM_INFO_PCIE_SUB_SYS_ID;
1914         cgs_query_system_info(hwmgr->device, &sys_info);
1915         sub_sys_id = (uint32_t)sys_info.value;
1916
1917         sys_info.info_id = CGS_SYSTEM_INFO_PCIE_SUB_SYS_VENDOR_ID;
1918         cgs_query_system_info(hwmgr->device, &sys_info);
1919         sub_vendor_id = (uint32_t)sys_info.value;
1920
1921         if (hwmgr->chip_id == CHIP_POLARIS10 && hw_revision == 0xC7 &&
1922                         ((sub_sys_id == 0xb37 && sub_vendor_id == 0x1002) ||
1923                     (sub_sys_id == 0x4a8 && sub_vendor_id == 0x1043) ||
1924                     (sub_sys_id == 0x9480 && sub_vendor_id == 0x1682))) {
1925                 if (lookup_table->entries[dep_mclk_table->entries[dep_mclk_table->count-1].vddInd].us_vdd >= 1000)
1926                         return 0;
1927
1928                 for (i = 0; i < lookup_table->count; i++) {
1929                         if (lookup_table->entries[i].us_vdd < 0xff01 && lookup_table->entries[i].us_vdd >= 1000) {
1930                                 dep_mclk_table->entries[dep_mclk_table->count-1].vddInd = (uint8_t) i;
1931                                 return 0;
1932                         }
1933                 }
1934         }
1935         return 0;
1936 }
1937
1938 static int smu7_thermal_parameter_init(struct pp_hwmgr *hwmgr)
1939 {
1940         struct pp_atomctrl_gpio_pin_assignment gpio_pin_assignment;
1941         uint32_t temp_reg;
1942         struct phm_ppt_v1_information *table_info =
1943                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
1944
1945
1946         if (atomctrl_get_pp_assign_pin(hwmgr, VDDC_PCC_GPIO_PINID, &gpio_pin_assignment)) {
1947                 temp_reg = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCNB_PWRMGT_CNTL);
1948                 switch (gpio_pin_assignment.uc_gpio_pin_bit_shift) {
1949                 case 0:
1950                         temp_reg = PHM_SET_FIELD(temp_reg, CNB_PWRMGT_CNTL, GNB_SLOW_MODE, 0x1);
1951                         break;
1952                 case 1:
1953                         temp_reg = PHM_SET_FIELD(temp_reg, CNB_PWRMGT_CNTL, GNB_SLOW_MODE, 0x2);
1954                         break;
1955                 case 2:
1956                         temp_reg = PHM_SET_FIELD(temp_reg, CNB_PWRMGT_CNTL, GNB_SLOW, 0x1);
1957                         break;
1958                 case 3:
1959                         temp_reg = PHM_SET_FIELD(temp_reg, CNB_PWRMGT_CNTL, FORCE_NB_PS1, 0x1);
1960                         break;
1961                 case 4:
1962                         temp_reg = PHM_SET_FIELD(temp_reg, CNB_PWRMGT_CNTL, DPM_ENABLED, 0x1);
1963                         break;
1964                 default:
1965                         PP_ASSERT_WITH_CODE(0,
1966                         "Failed to setup PCC HW register! Wrong GPIO assigned for VDDC_PCC_GPIO_PINID!",
1967                         );
1968                         break;
1969                 }
1970                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCNB_PWRMGT_CNTL, temp_reg);
1971         }
1972
1973         if (table_info == NULL)
1974                 return 0;
1975
1976         if (table_info->cac_dtp_table->usDefaultTargetOperatingTemp != 0 &&
1977                 hwmgr->thermal_controller.advanceFanControlParameters.ucFanControlMode) {
1978                 hwmgr->thermal_controller.advanceFanControlParameters.usFanPWMMinLimit =
1979                         (uint16_t)hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit;
1980
1981                 hwmgr->thermal_controller.advanceFanControlParameters.usFanPWMMaxLimit =
1982                         (uint16_t)hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM;
1983
1984                 hwmgr->thermal_controller.advanceFanControlParameters.usFanPWMStep = 1;
1985
1986                 hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit = 100;
1987
1988                 hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMinLimit =
1989                         (uint16_t)hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit;
1990
1991                 hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMStep = 1;
1992
1993                 table_info->cac_dtp_table->usDefaultTargetOperatingTemp = (table_info->cac_dtp_table->usDefaultTargetOperatingTemp >= 50) ?
1994                                                                 (table_info->cac_dtp_table->usDefaultTargetOperatingTemp - 50) : 0;
1995
1996                 table_info->cac_dtp_table->usOperatingTempMaxLimit = table_info->cac_dtp_table->usDefaultTargetOperatingTemp;
1997                 table_info->cac_dtp_table->usOperatingTempStep = 1;
1998                 table_info->cac_dtp_table->usOperatingTempHyst = 1;
1999
2000                 hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanPWM =
2001                                hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM;
2002
2003                 hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
2004                                hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanRPM;
2005
2006                 hwmgr->dyn_state.cac_dtp_table->usOperatingTempMinLimit =
2007                                table_info->cac_dtp_table->usOperatingTempMinLimit;
2008
2009                 hwmgr->dyn_state.cac_dtp_table->usOperatingTempMaxLimit =
2010                                table_info->cac_dtp_table->usOperatingTempMaxLimit;
2011
2012                 hwmgr->dyn_state.cac_dtp_table->usDefaultTargetOperatingTemp =
2013                                table_info->cac_dtp_table->usDefaultTargetOperatingTemp;
2014
2015                 hwmgr->dyn_state.cac_dtp_table->usOperatingTempStep =
2016                                table_info->cac_dtp_table->usOperatingTempStep;
2017
2018                 hwmgr->dyn_state.cac_dtp_table->usTargetOperatingTemp =
2019                                table_info->cac_dtp_table->usTargetOperatingTemp;
2020                 if (hwmgr->feature_mask & PP_OD_FUZZY_FAN_CONTROL_MASK)
2021                         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
2022                                         PHM_PlatformCaps_ODFuzzyFanControlSupport);
2023         }
2024
2025         return 0;
2026 }
2027
2028 /**
2029  * Change virtual leakage voltage to actual value.
2030  *
2031  * @param     hwmgr  the address of the powerplay hardware manager.
2032  * @param     pointer to changing voltage
2033  * @param     pointer to leakage table
2034  */
2035 static void smu7_patch_ppt_v0_with_vdd_leakage(struct pp_hwmgr *hwmgr,
2036                 uint32_t *voltage, struct smu7_leakage_voltage *leakage_table)
2037 {
2038         uint32_t index;
2039
2040         /* search for leakage voltage ID 0xff01 ~ 0xff08 */
2041         for (index = 0; index < leakage_table->count; index++) {
2042                 /* if this voltage matches a leakage voltage ID */
2043                 /* patch with actual leakage voltage */
2044                 if (leakage_table->leakage_id[index] == *voltage) {
2045                         *voltage = leakage_table->actual_voltage[index];
2046                         break;
2047                 }
2048         }
2049
2050         if (*voltage > ATOM_VIRTUAL_VOLTAGE_ID0)
2051                 pr_err("Voltage value looks like a Leakage ID but it's not patched \n");
2052 }
2053
2054
2055 static int smu7_patch_vddc(struct pp_hwmgr *hwmgr,
2056                               struct phm_clock_voltage_dependency_table *tab)
2057 {
2058         uint16_t i;
2059         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2060
2061         if (tab)
2062                 for (i = 0; i < tab->count; i++)
2063                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2064                                                 &data->vddc_leakage);
2065
2066         return 0;
2067 }
2068
2069 static int smu7_patch_vddci(struct pp_hwmgr *hwmgr,
2070                                struct phm_clock_voltage_dependency_table *tab)
2071 {
2072         uint16_t i;
2073         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2074
2075         if (tab)
2076                 for (i = 0; i < tab->count; i++)
2077                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2078                                                         &data->vddci_leakage);
2079
2080         return 0;
2081 }
2082
2083 static int smu7_patch_vce_vddc(struct pp_hwmgr *hwmgr,
2084                                   struct phm_vce_clock_voltage_dependency_table *tab)
2085 {
2086         uint16_t i;
2087         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2088
2089         if (tab)
2090                 for (i = 0; i < tab->count; i++)
2091                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2092                                                         &data->vddc_leakage);
2093
2094         return 0;
2095 }
2096
2097
2098 static int smu7_patch_uvd_vddc(struct pp_hwmgr *hwmgr,
2099                                   struct phm_uvd_clock_voltage_dependency_table *tab)
2100 {
2101         uint16_t i;
2102         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2103
2104         if (tab)
2105                 for (i = 0; i < tab->count; i++)
2106                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2107                                                         &data->vddc_leakage);
2108
2109         return 0;
2110 }
2111
2112 static int smu7_patch_vddc_shed_limit(struct pp_hwmgr *hwmgr,
2113                                          struct phm_phase_shedding_limits_table *tab)
2114 {
2115         uint16_t i;
2116         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2117
2118         if (tab)
2119                 for (i = 0; i < tab->count; i++)
2120                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].Voltage,
2121                                                         &data->vddc_leakage);
2122
2123         return 0;
2124 }
2125
2126 static int smu7_patch_samu_vddc(struct pp_hwmgr *hwmgr,
2127                                    struct phm_samu_clock_voltage_dependency_table *tab)
2128 {
2129         uint16_t i;
2130         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2131
2132         if (tab)
2133                 for (i = 0; i < tab->count; i++)
2134                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2135                                                         &data->vddc_leakage);
2136
2137         return 0;
2138 }
2139
2140 static int smu7_patch_acp_vddc(struct pp_hwmgr *hwmgr,
2141                                   struct phm_acp_clock_voltage_dependency_table *tab)
2142 {
2143         uint16_t i;
2144         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2145
2146         if (tab)
2147                 for (i = 0; i < tab->count; i++)
2148                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &tab->entries[i].v,
2149                                         &data->vddc_leakage);
2150
2151         return 0;
2152 }
2153
2154 static int smu7_patch_limits_vddc(struct pp_hwmgr *hwmgr,
2155                                   struct phm_clock_and_voltage_limits *tab)
2156 {
2157         uint32_t vddc, vddci;
2158         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2159
2160         if (tab) {
2161                 vddc = tab->vddc;
2162                 smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &vddc,
2163                                                    &data->vddc_leakage);
2164                 tab->vddc = vddc;
2165                 vddci = tab->vddci;
2166                 smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &vddci,
2167                                                    &data->vddci_leakage);
2168                 tab->vddci = vddci;
2169         }
2170
2171         return 0;
2172 }
2173
2174 static int smu7_patch_cac_vddc(struct pp_hwmgr *hwmgr, struct phm_cac_leakage_table *tab)
2175 {
2176         uint32_t i;
2177         uint32_t vddc;
2178         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2179
2180         if (tab) {
2181                 for (i = 0; i < tab->count; i++) {
2182                         vddc = (uint32_t)(tab->entries[i].Vddc);
2183                         smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &vddc, &data->vddc_leakage);
2184                         tab->entries[i].Vddc = (uint16_t)vddc;
2185                 }
2186         }
2187
2188         return 0;
2189 }
2190
2191 static int smu7_patch_dependency_tables_with_leakage(struct pp_hwmgr *hwmgr)
2192 {
2193         int tmp;
2194
2195         tmp = smu7_patch_vddc(hwmgr, hwmgr->dyn_state.vddc_dependency_on_sclk);
2196         if (tmp)
2197                 return -EINVAL;
2198
2199         tmp = smu7_patch_vddc(hwmgr, hwmgr->dyn_state.vddc_dependency_on_mclk);
2200         if (tmp)
2201                 return -EINVAL;
2202
2203         tmp = smu7_patch_vddc(hwmgr, hwmgr->dyn_state.vddc_dep_on_dal_pwrl);
2204         if (tmp)
2205                 return -EINVAL;
2206
2207         tmp = smu7_patch_vddci(hwmgr, hwmgr->dyn_state.vddci_dependency_on_mclk);
2208         if (tmp)
2209                 return -EINVAL;
2210
2211         tmp = smu7_patch_vce_vddc(hwmgr, hwmgr->dyn_state.vce_clock_voltage_dependency_table);
2212         if (tmp)
2213                 return -EINVAL;
2214
2215         tmp = smu7_patch_uvd_vddc(hwmgr, hwmgr->dyn_state.uvd_clock_voltage_dependency_table);
2216         if (tmp)
2217                 return -EINVAL;
2218
2219         tmp = smu7_patch_samu_vddc(hwmgr, hwmgr->dyn_state.samu_clock_voltage_dependency_table);
2220         if (tmp)
2221                 return -EINVAL;
2222
2223         tmp = smu7_patch_acp_vddc(hwmgr, hwmgr->dyn_state.acp_clock_voltage_dependency_table);
2224         if (tmp)
2225                 return -EINVAL;
2226
2227         tmp = smu7_patch_vddc_shed_limit(hwmgr, hwmgr->dyn_state.vddc_phase_shed_limits_table);
2228         if (tmp)
2229                 return -EINVAL;
2230
2231         tmp = smu7_patch_limits_vddc(hwmgr, &hwmgr->dyn_state.max_clock_voltage_on_ac);
2232         if (tmp)
2233                 return -EINVAL;
2234
2235         tmp = smu7_patch_limits_vddc(hwmgr, &hwmgr->dyn_state.max_clock_voltage_on_dc);
2236         if (tmp)
2237                 return -EINVAL;
2238
2239         tmp = smu7_patch_cac_vddc(hwmgr, hwmgr->dyn_state.cac_leakage_table);
2240         if (tmp)
2241                 return -EINVAL;
2242
2243         return 0;
2244 }
2245
2246
2247 static int smu7_set_private_data_based_on_pptable_v0(struct pp_hwmgr *hwmgr)
2248 {
2249         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2250
2251         struct phm_clock_voltage_dependency_table *allowed_sclk_vddc_table = hwmgr->dyn_state.vddc_dependency_on_sclk;
2252         struct phm_clock_voltage_dependency_table *allowed_mclk_vddc_table = hwmgr->dyn_state.vddc_dependency_on_mclk;
2253         struct phm_clock_voltage_dependency_table *allowed_mclk_vddci_table = hwmgr->dyn_state.vddci_dependency_on_mclk;
2254
2255         PP_ASSERT_WITH_CODE(allowed_sclk_vddc_table != NULL,
2256                 "VDDC dependency on SCLK table is missing. This table is mandatory\n", return -EINVAL);
2257         PP_ASSERT_WITH_CODE(allowed_sclk_vddc_table->count >= 1,
2258                 "VDDC dependency on SCLK table has to have is missing. This table is mandatory\n", return -EINVAL);
2259
2260         PP_ASSERT_WITH_CODE(allowed_mclk_vddc_table != NULL,
2261                 "VDDC dependency on MCLK table is missing. This table is mandatory\n", return -EINVAL);
2262         PP_ASSERT_WITH_CODE(allowed_mclk_vddc_table->count >= 1,
2263                 "VDD dependency on MCLK table has to have is missing. This table is mandatory\n", return -EINVAL);
2264
2265         data->min_vddc_in_pptable = (uint16_t)allowed_sclk_vddc_table->entries[0].v;
2266         data->max_vddc_in_pptable = (uint16_t)allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
2267
2268         hwmgr->dyn_state.max_clock_voltage_on_ac.sclk =
2269                 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
2270         hwmgr->dyn_state.max_clock_voltage_on_ac.mclk =
2271                 allowed_mclk_vddc_table->entries[allowed_mclk_vddc_table->count - 1].clk;
2272         hwmgr->dyn_state.max_clock_voltage_on_ac.vddc =
2273                 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
2274
2275         if (allowed_mclk_vddci_table != NULL && allowed_mclk_vddci_table->count >= 1) {
2276                 data->min_vddci_in_pptable = (uint16_t)allowed_mclk_vddci_table->entries[0].v;
2277                 data->max_vddci_in_pptable = (uint16_t)allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
2278         }
2279
2280         if (hwmgr->dyn_state.vddci_dependency_on_mclk != NULL && hwmgr->dyn_state.vddci_dependency_on_mclk->count > 1)
2281                 hwmgr->dyn_state.max_clock_voltage_on_ac.vddci = hwmgr->dyn_state.vddci_dependency_on_mclk->entries[hwmgr->dyn_state.vddci_dependency_on_mclk->count - 1].v;
2282
2283         return 0;
2284 }
2285
2286 static int smu7_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
2287 {
2288         if (NULL != hwmgr->dyn_state.vddc_dep_on_dal_pwrl) {
2289                 kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl);
2290                 hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL;
2291         }
2292         pp_smu7_thermal_fini(hwmgr);
2293         if (NULL != hwmgr->backend) {
2294                 kfree(hwmgr->backend);
2295                 hwmgr->backend = NULL;
2296         }
2297
2298         return 0;
2299 }
2300
2301 static int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
2302 {
2303         struct smu7_hwmgr *data;
2304         int result;
2305
2306         data = kzalloc(sizeof(struct smu7_hwmgr), GFP_KERNEL);
2307         if (data == NULL)
2308                 return -ENOMEM;
2309
2310         hwmgr->backend = data;
2311         pp_smu7_thermal_initialize(hwmgr);
2312
2313         smu7_patch_voltage_workaround(hwmgr);
2314         smu7_init_dpm_defaults(hwmgr);
2315
2316         /* Get leakage voltage based on leakage ID. */
2317         result = smu7_get_evv_voltages(hwmgr);
2318
2319         if (result) {
2320                 pr_info("Get EVV Voltage Failed.  Abort Driver loading!\n");
2321                 return -EINVAL;
2322         }
2323
2324         if (hwmgr->pp_table_version == PP_TABLE_V1) {
2325                 smu7_complete_dependency_tables(hwmgr);
2326                 smu7_set_private_data_based_on_pptable_v1(hwmgr);
2327         } else if (hwmgr->pp_table_version == PP_TABLE_V0) {
2328                 smu7_patch_dependency_tables_with_leakage(hwmgr);
2329                 smu7_set_private_data_based_on_pptable_v0(hwmgr);
2330         }
2331
2332         /* Initalize Dynamic State Adjustment Rule Settings */
2333         result = phm_initializa_dynamic_state_adjustment_rule_settings(hwmgr);
2334
2335         if (0 == result) {
2336                 struct cgs_system_info sys_info = {0};
2337
2338                 data->is_tlu_enabled = false;
2339
2340                 hwmgr->platform_descriptor.hardwareActivityPerformanceLevels =
2341                                                         SMU7_MAX_HARDWARE_POWERLEVELS;
2342                 hwmgr->platform_descriptor.hardwarePerformanceLevels = 2;
2343                 hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50;
2344
2345                 sys_info.size = sizeof(struct cgs_system_info);
2346                 sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO;
2347                 result = cgs_query_system_info(hwmgr->device, &sys_info);
2348                 if (result)
2349                         data->pcie_gen_cap = AMDGPU_DEFAULT_PCIE_GEN_MASK;
2350                 else
2351                         data->pcie_gen_cap = (uint32_t)sys_info.value;
2352                 if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
2353                         data->pcie_spc_cap = 20;
2354                 sys_info.size = sizeof(struct cgs_system_info);
2355                 sys_info.info_id = CGS_SYSTEM_INFO_PCIE_MLW;
2356                 result = cgs_query_system_info(hwmgr->device, &sys_info);
2357                 if (result)
2358                         data->pcie_lane_cap = AMDGPU_DEFAULT_PCIE_MLW_MASK;
2359                 else
2360                         data->pcie_lane_cap = (uint32_t)sys_info.value;
2361
2362                 hwmgr->platform_descriptor.vbiosInterruptId = 0x20000400; /* IRQ_SOURCE1_SW_INT */
2363 /* The true clock step depends on the frequency, typically 4.5 or 9 MHz. Here we use 5. */
2364                 hwmgr->platform_descriptor.clockStep.engineClock = 500;
2365                 hwmgr->platform_descriptor.clockStep.memoryClock = 500;
2366                 smu7_thermal_parameter_init(hwmgr);
2367         } else {
2368                 /* Ignore return value in here, we are cleaning up a mess. */
2369                 smu7_hwmgr_backend_fini(hwmgr);
2370         }
2371
2372         return 0;
2373 }
2374
2375 static int smu7_force_dpm_highest(struct pp_hwmgr *hwmgr)
2376 {
2377         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2378         uint32_t level, tmp;
2379
2380         if (!data->pcie_dpm_key_disabled) {
2381                 if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) {
2382                         level = 0;
2383                         tmp = data->dpm_level_enable_mask.pcie_dpm_enable_mask;
2384                         while (tmp >>= 1)
2385                                 level++;
2386
2387                         if (level)
2388                                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2389                                                 PPSMC_MSG_PCIeDPM_ForceLevel, level);
2390                 }
2391         }
2392
2393         if (!data->sclk_dpm_key_disabled) {
2394                 if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) {
2395                         level = 0;
2396                         tmp = data->dpm_level_enable_mask.sclk_dpm_enable_mask;
2397                         while (tmp >>= 1)
2398                                 level++;
2399
2400                         if (level)
2401                                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2402                                                 PPSMC_MSG_SCLKDPM_SetEnabledMask,
2403                                                 (1 << level));
2404                 }
2405         }
2406
2407         if (!data->mclk_dpm_key_disabled) {
2408                 if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) {
2409                         level = 0;
2410                         tmp = data->dpm_level_enable_mask.mclk_dpm_enable_mask;
2411                         while (tmp >>= 1)
2412                                 level++;
2413
2414                         if (level)
2415                                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2416                                                 PPSMC_MSG_MCLKDPM_SetEnabledMask,
2417                                                 (1 << level));
2418                 }
2419         }
2420
2421         return 0;
2422 }
2423
2424 static int smu7_upload_dpm_level_enable_mask(struct pp_hwmgr *hwmgr)
2425 {
2426         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2427
2428         if (hwmgr->pp_table_version == PP_TABLE_V1)
2429                 phm_apply_dal_min_voltage_request(hwmgr);
2430 /* TO DO  for v0 iceland and Ci*/
2431
2432         if (!data->sclk_dpm_key_disabled) {
2433                 if (data->dpm_level_enable_mask.sclk_dpm_enable_mask)
2434                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2435                                         PPSMC_MSG_SCLKDPM_SetEnabledMask,
2436                                         data->dpm_level_enable_mask.sclk_dpm_enable_mask);
2437         }
2438
2439         if (!data->mclk_dpm_key_disabled) {
2440                 if (data->dpm_level_enable_mask.mclk_dpm_enable_mask)
2441                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2442                                         PPSMC_MSG_MCLKDPM_SetEnabledMask,
2443                                         data->dpm_level_enable_mask.mclk_dpm_enable_mask);
2444         }
2445
2446         return 0;
2447 }
2448
2449 static int smu7_unforce_dpm_levels(struct pp_hwmgr *hwmgr)
2450 {
2451         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2452
2453         if (!smum_is_dpm_running(hwmgr))
2454                 return -EINVAL;
2455
2456         if (!data->pcie_dpm_key_disabled) {
2457                 smum_send_msg_to_smc(hwmgr->smumgr,
2458                                 PPSMC_MSG_PCIeDPM_UnForceLevel);
2459         }
2460
2461         return smu7_upload_dpm_level_enable_mask(hwmgr);
2462 }
2463
2464 static int smu7_force_dpm_lowest(struct pp_hwmgr *hwmgr)
2465 {
2466         struct smu7_hwmgr *data =
2467                         (struct smu7_hwmgr *)(hwmgr->backend);
2468         uint32_t level;
2469
2470         if (!data->sclk_dpm_key_disabled)
2471                 if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) {
2472                         level = phm_get_lowest_enabled_level(hwmgr,
2473                                                               data->dpm_level_enable_mask.sclk_dpm_enable_mask);
2474                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2475                                                             PPSMC_MSG_SCLKDPM_SetEnabledMask,
2476                                                             (1 << level));
2477
2478         }
2479
2480         if (!data->mclk_dpm_key_disabled) {
2481                 if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) {
2482                         level = phm_get_lowest_enabled_level(hwmgr,
2483                                                               data->dpm_level_enable_mask.mclk_dpm_enable_mask);
2484                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2485                                                             PPSMC_MSG_MCLKDPM_SetEnabledMask,
2486                                                             (1 << level));
2487                 }
2488         }
2489
2490         if (!data->pcie_dpm_key_disabled) {
2491                 if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) {
2492                         level = phm_get_lowest_enabled_level(hwmgr,
2493                                                               data->dpm_level_enable_mask.pcie_dpm_enable_mask);
2494                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
2495                                                             PPSMC_MSG_PCIeDPM_ForceLevel,
2496                                                             (level));
2497                 }
2498         }
2499
2500         return 0;
2501 }
2502
2503 static int smu7_get_profiling_clk(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level,
2504                                 uint32_t *sclk_mask, uint32_t *mclk_mask, uint32_t *pcie_mask)
2505 {
2506         uint32_t percentage;
2507         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2508         struct smu7_dpm_table *golden_dpm_table = &data->golden_dpm_table;
2509         int32_t tmp_mclk;
2510         int32_t tmp_sclk;
2511         int32_t count;
2512
2513         if (golden_dpm_table->mclk_table.count < 1)
2514                 return -EINVAL;
2515
2516         percentage = 100 * golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count - 1].value /
2517                         golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count - 1].value;
2518
2519         if (golden_dpm_table->mclk_table.count == 1) {
2520                 percentage = 70;
2521                 tmp_mclk = golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count - 1].value;
2522                 *mclk_mask = golden_dpm_table->mclk_table.count - 1;
2523         } else {
2524                 tmp_mclk = golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count - 2].value;
2525                 *mclk_mask = golden_dpm_table->mclk_table.count - 2;
2526         }
2527
2528         tmp_sclk = tmp_mclk * percentage / 100;
2529
2530         if (hwmgr->pp_table_version == PP_TABLE_V0) {
2531                 for (count = hwmgr->dyn_state.vddc_dependency_on_sclk->count-1;
2532                         count >= 0; count--) {
2533                         if (tmp_sclk >= hwmgr->dyn_state.vddc_dependency_on_sclk->entries[count].clk) {
2534                                 tmp_sclk = hwmgr->dyn_state.vddc_dependency_on_sclk->entries[count].clk;
2535                                 *sclk_mask = count;
2536                                 break;
2537                         }
2538                 }
2539                 if (count < 0 || level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK)
2540                         *sclk_mask = 0;
2541
2542                 if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
2543                         *sclk_mask = hwmgr->dyn_state.vddc_dependency_on_sclk->count-1;
2544         } else if (hwmgr->pp_table_version == PP_TABLE_V1) {
2545                 struct phm_ppt_v1_information *table_info =
2546                                 (struct phm_ppt_v1_information *)(hwmgr->pptable);
2547
2548                 for (count = table_info->vdd_dep_on_sclk->count-1; count >= 0; count--) {
2549                         if (tmp_sclk >= table_info->vdd_dep_on_sclk->entries[count].clk) {
2550                                 tmp_sclk = table_info->vdd_dep_on_sclk->entries[count].clk;
2551                                 *sclk_mask = count;
2552                                 break;
2553                         }
2554                 }
2555                 if (count < 0 || level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK)
2556                         *sclk_mask = 0;
2557
2558                 if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
2559                         *sclk_mask = table_info->vdd_dep_on_sclk->count - 1;
2560         }
2561
2562         if (level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK)
2563                 *mclk_mask = 0;
2564         else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
2565                 *mclk_mask = golden_dpm_table->mclk_table.count - 1;
2566
2567         *pcie_mask = data->dpm_table.pcie_speed_table.count - 1;
2568         return 0;
2569 }
2570
2571 static int smu7_force_dpm_level(struct pp_hwmgr *hwmgr,
2572                                 enum amd_dpm_forced_level level)
2573 {
2574         int ret = 0;
2575         uint32_t sclk_mask = 0;
2576         uint32_t mclk_mask = 0;
2577         uint32_t pcie_mask = 0;
2578         uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
2579                                         AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
2580                                         AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
2581                                         AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
2582
2583         if (level == hwmgr->dpm_level)
2584                 return ret;
2585
2586         if (!(hwmgr->dpm_level & profile_mode_mask)) {
2587                 /* enter profile mode, save current level, disable gfx cg*/
2588                 if (level & profile_mode_mask) {
2589                         hwmgr->saved_dpm_level = hwmgr->dpm_level;
2590                         cgs_set_clockgating_state(hwmgr->device,
2591                                                 AMD_IP_BLOCK_TYPE_GFX,
2592                                                 AMD_CG_STATE_UNGATE);
2593                 }
2594         } else {
2595                 /* exit profile mode, restore level, enable gfx cg*/
2596                 if (!(level & profile_mode_mask)) {
2597                         if (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
2598                                 level = hwmgr->saved_dpm_level;
2599                         cgs_set_clockgating_state(hwmgr->device,
2600                                         AMD_IP_BLOCK_TYPE_GFX,
2601                                         AMD_CG_STATE_GATE);
2602                 }
2603         }
2604
2605         switch (level) {
2606         case AMD_DPM_FORCED_LEVEL_HIGH:
2607                 ret = smu7_force_dpm_highest(hwmgr);
2608                 if (ret)
2609                         return ret;
2610                 hwmgr->dpm_level = level;
2611                 break;
2612         case AMD_DPM_FORCED_LEVEL_LOW:
2613                 ret = smu7_force_dpm_lowest(hwmgr);
2614                 if (ret)
2615                         return ret;
2616                 hwmgr->dpm_level = level;
2617                 break;
2618         case AMD_DPM_FORCED_LEVEL_AUTO:
2619                 ret = smu7_unforce_dpm_levels(hwmgr);
2620                 if (ret)
2621                         return ret;
2622                 hwmgr->dpm_level = level;
2623                 break;
2624         case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
2625         case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
2626         case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
2627         case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
2628                 ret = smu7_get_profiling_clk(hwmgr, level, &sclk_mask, &mclk_mask, &pcie_mask);
2629                 if (ret)
2630                         return ret;
2631                 hwmgr->dpm_level = level;
2632                 smu7_force_clock_level(hwmgr, PP_SCLK, 1<<sclk_mask);
2633                 smu7_force_clock_level(hwmgr, PP_MCLK, 1<<mclk_mask);
2634                 smu7_force_clock_level(hwmgr, PP_PCIE, 1<<pcie_mask);
2635
2636                 break;
2637         case AMD_DPM_FORCED_LEVEL_MANUAL:
2638                 hwmgr->dpm_level = level;
2639                 break;
2640         case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
2641         default:
2642                 break;
2643         }
2644
2645         if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK && hwmgr->saved_dpm_level != AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
2646                 smu7_fan_ctrl_set_fan_speed_percent(hwmgr, 100);
2647         else if (level != AMD_DPM_FORCED_LEVEL_PROFILE_PEAK && hwmgr->saved_dpm_level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
2648                 smu7_fan_ctrl_reset_fan_speed_to_default(hwmgr);
2649
2650         return 0;
2651 }
2652
2653 static int smu7_get_power_state_size(struct pp_hwmgr *hwmgr)
2654 {
2655         return sizeof(struct smu7_power_state);
2656 }
2657
2658 static int smu7_vblank_too_short(struct pp_hwmgr *hwmgr,
2659                                  uint32_t vblank_time_us)
2660 {
2661         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2662         uint32_t switch_limit_us;
2663
2664         switch (hwmgr->chip_id) {
2665         case CHIP_POLARIS10:
2666         case CHIP_POLARIS11:
2667         case CHIP_POLARIS12:
2668                 switch_limit_us = data->is_memory_gddr5 ? 190 : 150;
2669                 break;
2670         default:
2671                 switch_limit_us = data->is_memory_gddr5 ? 450 : 150;
2672                 break;
2673         }
2674
2675         if (vblank_time_us < switch_limit_us)
2676                 return true;
2677         else
2678                 return false;
2679 }
2680
2681 static int smu7_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
2682                                 struct pp_power_state *request_ps,
2683                         const struct pp_power_state *current_ps)
2684 {
2685
2686         struct smu7_power_state *smu7_ps =
2687                                 cast_phw_smu7_power_state(&request_ps->hardware);
2688         uint32_t sclk;
2689         uint32_t mclk;
2690         struct PP_Clocks minimum_clocks = {0};
2691         bool disable_mclk_switching;
2692         bool disable_mclk_switching_for_frame_lock;
2693         struct cgs_display_info info = {0};
2694         struct cgs_mode_info mode_info = {0};
2695         const struct phm_clock_and_voltage_limits *max_limits;
2696         uint32_t i;
2697         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2698         struct phm_ppt_v1_information *table_info =
2699                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
2700         int32_t count;
2701         int32_t stable_pstate_sclk = 0, stable_pstate_mclk = 0;
2702
2703         info.mode_info = &mode_info;
2704         data->battery_state = (PP_StateUILabel_Battery ==
2705                         request_ps->classification.ui_label);
2706
2707         PP_ASSERT_WITH_CODE(smu7_ps->performance_level_count == 2,
2708                                  "VI should always have 2 performance levels",
2709                                 );
2710
2711         max_limits = (PP_PowerSource_AC == hwmgr->power_source) ?
2712                         &(hwmgr->dyn_state.max_clock_voltage_on_ac) :
2713                         &(hwmgr->dyn_state.max_clock_voltage_on_dc);
2714
2715         /* Cap clock DPM tables at DC MAX if it is in DC. */
2716         if (PP_PowerSource_DC == hwmgr->power_source) {
2717                 for (i = 0; i < smu7_ps->performance_level_count; i++) {
2718                         if (smu7_ps->performance_levels[i].memory_clock > max_limits->mclk)
2719                                 smu7_ps->performance_levels[i].memory_clock = max_limits->mclk;
2720                         if (smu7_ps->performance_levels[i].engine_clock > max_limits->sclk)
2721                                 smu7_ps->performance_levels[i].engine_clock = max_limits->sclk;
2722                 }
2723         }
2724
2725         smu7_ps->vce_clks.evclk = hwmgr->vce_arbiter.evclk;
2726         smu7_ps->vce_clks.ecclk = hwmgr->vce_arbiter.ecclk;
2727
2728         cgs_get_active_displays_info(hwmgr->device, &info);
2729
2730         minimum_clocks.engineClock = hwmgr->display_config.min_core_set_clock;
2731         minimum_clocks.memoryClock = hwmgr->display_config.min_mem_set_clock;
2732
2733         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
2734                         PHM_PlatformCaps_StablePState)) {
2735                 max_limits = &(hwmgr->dyn_state.max_clock_voltage_on_ac);
2736                 stable_pstate_sclk = (max_limits->sclk * 75) / 100;
2737
2738                 for (count = table_info->vdd_dep_on_sclk->count - 1;
2739                                 count >= 0; count--) {
2740                         if (stable_pstate_sclk >=
2741                                         table_info->vdd_dep_on_sclk->entries[count].clk) {
2742                                 stable_pstate_sclk =
2743                                                 table_info->vdd_dep_on_sclk->entries[count].clk;
2744                                 break;
2745                         }
2746                 }
2747
2748                 if (count < 0)
2749                         stable_pstate_sclk = table_info->vdd_dep_on_sclk->entries[0].clk;
2750
2751                 stable_pstate_mclk = max_limits->mclk;
2752
2753                 minimum_clocks.engineClock = stable_pstate_sclk;
2754                 minimum_clocks.memoryClock = stable_pstate_mclk;
2755         }
2756
2757         if (minimum_clocks.engineClock < hwmgr->gfx_arbiter.sclk)
2758                 minimum_clocks.engineClock = hwmgr->gfx_arbiter.sclk;
2759
2760         if (minimum_clocks.memoryClock < hwmgr->gfx_arbiter.mclk)
2761                 minimum_clocks.memoryClock = hwmgr->gfx_arbiter.mclk;
2762
2763         smu7_ps->sclk_threshold = hwmgr->gfx_arbiter.sclk_threshold;
2764
2765         if (0 != hwmgr->gfx_arbiter.sclk_over_drive) {
2766                 PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.sclk_over_drive <=
2767                                 hwmgr->platform_descriptor.overdriveLimit.engineClock),
2768                                 "Overdrive sclk exceeds limit",
2769                                 hwmgr->gfx_arbiter.sclk_over_drive =
2770                                                 hwmgr->platform_descriptor.overdriveLimit.engineClock);
2771
2772                 if (hwmgr->gfx_arbiter.sclk_over_drive >= hwmgr->gfx_arbiter.sclk)
2773                         smu7_ps->performance_levels[1].engine_clock =
2774                                         hwmgr->gfx_arbiter.sclk_over_drive;
2775         }
2776
2777         if (0 != hwmgr->gfx_arbiter.mclk_over_drive) {
2778                 PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.mclk_over_drive <=
2779                                 hwmgr->platform_descriptor.overdriveLimit.memoryClock),
2780                                 "Overdrive mclk exceeds limit",
2781                                 hwmgr->gfx_arbiter.mclk_over_drive =
2782                                                 hwmgr->platform_descriptor.overdriveLimit.memoryClock);
2783
2784                 if (hwmgr->gfx_arbiter.mclk_over_drive >= hwmgr->gfx_arbiter.mclk)
2785                         smu7_ps->performance_levels[1].memory_clock =
2786                                         hwmgr->gfx_arbiter.mclk_over_drive;
2787         }
2788
2789         disable_mclk_switching_for_frame_lock = phm_cap_enabled(
2790                                     hwmgr->platform_descriptor.platformCaps,
2791                                     PHM_PlatformCaps_DisableMclkSwitchingForFrameLock);
2792
2793
2794         disable_mclk_switching = ((1 < info.display_count) ||
2795                                   disable_mclk_switching_for_frame_lock ||
2796                                   smu7_vblank_too_short(hwmgr, mode_info.vblank_time_us));
2797
2798         sclk = smu7_ps->performance_levels[0].engine_clock;
2799         mclk = smu7_ps->performance_levels[0].memory_clock;
2800
2801         if (disable_mclk_switching)
2802                 mclk = smu7_ps->performance_levels
2803                 [smu7_ps->performance_level_count - 1].memory_clock;
2804
2805         if (sclk < minimum_clocks.engineClock)
2806                 sclk = (minimum_clocks.engineClock > max_limits->sclk) ?
2807                                 max_limits->sclk : minimum_clocks.engineClock;
2808
2809         if (mclk < minimum_clocks.memoryClock)
2810                 mclk = (minimum_clocks.memoryClock > max_limits->mclk) ?
2811                                 max_limits->mclk : minimum_clocks.memoryClock;
2812
2813         smu7_ps->performance_levels[0].engine_clock = sclk;
2814         smu7_ps->performance_levels[0].memory_clock = mclk;
2815
2816         smu7_ps->performance_levels[1].engine_clock =
2817                 (smu7_ps->performance_levels[1].engine_clock >=
2818                                 smu7_ps->performance_levels[0].engine_clock) ?
2819                                                 smu7_ps->performance_levels[1].engine_clock :
2820                                                 smu7_ps->performance_levels[0].engine_clock;
2821
2822         if (disable_mclk_switching) {
2823                 if (mclk < smu7_ps->performance_levels[1].memory_clock)
2824                         mclk = smu7_ps->performance_levels[1].memory_clock;
2825
2826                 smu7_ps->performance_levels[0].memory_clock = mclk;
2827                 smu7_ps->performance_levels[1].memory_clock = mclk;
2828         } else {
2829                 if (smu7_ps->performance_levels[1].memory_clock <
2830                                 smu7_ps->performance_levels[0].memory_clock)
2831                         smu7_ps->performance_levels[1].memory_clock =
2832                                         smu7_ps->performance_levels[0].memory_clock;
2833         }
2834
2835         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
2836                         PHM_PlatformCaps_StablePState)) {
2837                 for (i = 0; i < smu7_ps->performance_level_count; i++) {
2838                         smu7_ps->performance_levels[i].engine_clock = stable_pstate_sclk;
2839                         smu7_ps->performance_levels[i].memory_clock = stable_pstate_mclk;
2840                         smu7_ps->performance_levels[i].pcie_gen = data->pcie_gen_performance.max;
2841                         smu7_ps->performance_levels[i].pcie_lane = data->pcie_gen_performance.max;
2842                 }
2843         }
2844         return 0;
2845 }
2846
2847
2848 static int smu7_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low)
2849 {
2850         struct pp_power_state  *ps;
2851         struct smu7_power_state  *smu7_ps;
2852
2853         if (hwmgr == NULL)
2854                 return -EINVAL;
2855
2856         ps = hwmgr->request_ps;
2857
2858         if (ps == NULL)
2859                 return -EINVAL;
2860
2861         smu7_ps = cast_phw_smu7_power_state(&ps->hardware);
2862
2863         if (low)
2864                 return smu7_ps->performance_levels[0].memory_clock;
2865         else
2866                 return smu7_ps->performance_levels
2867                                 [smu7_ps->performance_level_count-1].memory_clock;
2868 }
2869
2870 static int smu7_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low)
2871 {
2872         struct pp_power_state  *ps;
2873         struct smu7_power_state  *smu7_ps;
2874
2875         if (hwmgr == NULL)
2876                 return -EINVAL;
2877
2878         ps = hwmgr->request_ps;
2879
2880         if (ps == NULL)
2881                 return -EINVAL;
2882
2883         smu7_ps = cast_phw_smu7_power_state(&ps->hardware);
2884
2885         if (low)
2886                 return smu7_ps->performance_levels[0].engine_clock;
2887         else
2888                 return smu7_ps->performance_levels
2889                                 [smu7_ps->performance_level_count-1].engine_clock;
2890 }
2891
2892 static int smu7_dpm_patch_boot_state(struct pp_hwmgr *hwmgr,
2893                                         struct pp_hw_power_state *hw_ps)
2894 {
2895         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2896         struct smu7_power_state *ps = (struct smu7_power_state *)hw_ps;
2897         ATOM_FIRMWARE_INFO_V2_2 *fw_info;
2898         uint16_t size;
2899         uint8_t frev, crev;
2900         int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
2901
2902         /* First retrieve the Boot clocks and VDDC from the firmware info table.
2903          * We assume here that fw_info is unchanged if this call fails.
2904          */
2905         fw_info = (ATOM_FIRMWARE_INFO_V2_2 *)cgs_atom_get_data_table(
2906                         hwmgr->device, index,
2907                         &size, &frev, &crev);
2908         if (!fw_info)
2909                 /* During a test, there is no firmware info table. */
2910                 return 0;
2911
2912         /* Patch the state. */
2913         data->vbios_boot_state.sclk_bootup_value =
2914                         le32_to_cpu(fw_info->ulDefaultEngineClock);
2915         data->vbios_boot_state.mclk_bootup_value =
2916                         le32_to_cpu(fw_info->ulDefaultMemoryClock);
2917         data->vbios_boot_state.mvdd_bootup_value =
2918                         le16_to_cpu(fw_info->usBootUpMVDDCVoltage);
2919         data->vbios_boot_state.vddc_bootup_value =
2920                         le16_to_cpu(fw_info->usBootUpVDDCVoltage);
2921         data->vbios_boot_state.vddci_bootup_value =
2922                         le16_to_cpu(fw_info->usBootUpVDDCIVoltage);
2923         data->vbios_boot_state.pcie_gen_bootup_value =
2924                         smu7_get_current_pcie_speed(hwmgr);
2925
2926         data->vbios_boot_state.pcie_lane_bootup_value =
2927                         (uint16_t)smu7_get_current_pcie_lane_number(hwmgr);
2928
2929         /* set boot power state */
2930         ps->performance_levels[0].memory_clock = data->vbios_boot_state.mclk_bootup_value;
2931         ps->performance_levels[0].engine_clock = data->vbios_boot_state.sclk_bootup_value;
2932         ps->performance_levels[0].pcie_gen = data->vbios_boot_state.pcie_gen_bootup_value;
2933         ps->performance_levels[0].pcie_lane = data->vbios_boot_state.pcie_lane_bootup_value;
2934
2935         return 0;
2936 }
2937
2938 static int smu7_get_number_of_powerplay_table_entries(struct pp_hwmgr *hwmgr)
2939 {
2940         int result;
2941         unsigned long ret = 0;
2942
2943         if (hwmgr->pp_table_version == PP_TABLE_V0) {
2944                 result = pp_tables_get_num_of_entries(hwmgr, &ret);
2945                 return result ? 0 : ret;
2946         } else if (hwmgr->pp_table_version == PP_TABLE_V1) {
2947                 result = get_number_of_powerplay_table_entries_v1_0(hwmgr);
2948                 return result;
2949         }
2950         return 0;
2951 }
2952
2953 static int smu7_get_pp_table_entry_callback_func_v1(struct pp_hwmgr *hwmgr,
2954                 void *state, struct pp_power_state *power_state,
2955                 void *pp_table, uint32_t classification_flag)
2956 {
2957         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
2958         struct smu7_power_state  *smu7_power_state =
2959                         (struct smu7_power_state *)(&(power_state->hardware));
2960         struct smu7_performance_level *performance_level;
2961         ATOM_Tonga_State *state_entry = (ATOM_Tonga_State *)state;
2962         ATOM_Tonga_POWERPLAYTABLE *powerplay_table =
2963                         (ATOM_Tonga_POWERPLAYTABLE *)pp_table;
2964         PPTable_Generic_SubTable_Header *sclk_dep_table =
2965                         (PPTable_Generic_SubTable_Header *)
2966                         (((unsigned long)powerplay_table) +
2967                                 le16_to_cpu(powerplay_table->usSclkDependencyTableOffset));
2968
2969         ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table =
2970                         (ATOM_Tonga_MCLK_Dependency_Table *)
2971                         (((unsigned long)powerplay_table) +
2972                                 le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
2973
2974         /* The following fields are not initialized here: id orderedList allStatesList */
2975         power_state->classification.ui_label =
2976                         (le16_to_cpu(state_entry->usClassification) &
2977                         ATOM_PPLIB_CLASSIFICATION_UI_MASK) >>
2978                         ATOM_PPLIB_CLASSIFICATION_UI_SHIFT;
2979         power_state->classification.flags = classification_flag;
2980         /* NOTE: There is a classification2 flag in BIOS that is not being used right now */
2981
2982         power_state->classification.temporary_state = false;
2983         power_state->classification.to_be_deleted = false;
2984
2985         power_state->validation.disallowOnDC =
2986                         (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) &
2987                                         ATOM_Tonga_DISALLOW_ON_DC));
2988
2989         power_state->pcie.lanes = 0;
2990
2991         power_state->display.disableFrameModulation = false;
2992         power_state->display.limitRefreshrate = false;
2993         power_state->display.enableVariBright =
2994                         (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) &
2995                                         ATOM_Tonga_ENABLE_VARIBRIGHT));
2996
2997         power_state->validation.supportedPowerLevels = 0;
2998         power_state->uvd_clocks.VCLK = 0;
2999         power_state->uvd_clocks.DCLK = 0;
3000         power_state->temperatures.min = 0;
3001         power_state->temperatures.max = 0;
3002
3003         performance_level = &(smu7_power_state->performance_levels
3004                         [smu7_power_state->performance_level_count++]);
3005
3006         PP_ASSERT_WITH_CODE(
3007                         (smu7_power_state->performance_level_count < smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_GRAPHICS)),
3008                         "Performance levels exceeds SMC limit!",
3009                         return -EINVAL);
3010
3011         PP_ASSERT_WITH_CODE(
3012                         (smu7_power_state->performance_level_count <=
3013                                         hwmgr->platform_descriptor.hardwareActivityPerformanceLevels),
3014                         "Performance levels exceeds Driver limit!",
3015                         return -EINVAL);
3016
3017         /* Performance levels are arranged from low to high. */
3018         performance_level->memory_clock = mclk_dep_table->entries
3019                         [state_entry->ucMemoryClockIndexLow].ulMclk;
3020         if (sclk_dep_table->ucRevId == 0)
3021                 performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
3022                         [state_entry->ucEngineClockIndexLow].ulSclk;
3023         else if (sclk_dep_table->ucRevId == 1)
3024                 performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
3025                         [state_entry->ucEngineClockIndexLow].ulSclk;
3026         performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
3027                         state_entry->ucPCIEGenLow);
3028         performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap,
3029                         state_entry->ucPCIELaneHigh);
3030
3031         performance_level = &(smu7_power_state->performance_levels
3032                         [smu7_power_state->performance_level_count++]);
3033         performance_level->memory_clock = mclk_dep_table->entries
3034                         [state_entry->ucMemoryClockIndexHigh].ulMclk;
3035
3036         if (sclk_dep_table->ucRevId == 0)
3037                 performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
3038                         [state_entry->ucEngineClockIndexHigh].ulSclk;
3039         else if (sclk_dep_table->ucRevId == 1)
3040                 performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
3041                         [state_entry->ucEngineClockIndexHigh].ulSclk;
3042
3043         performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
3044                         state_entry->ucPCIEGenHigh);
3045         performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap,
3046                         state_entry->ucPCIELaneHigh);
3047
3048         return 0;
3049 }
3050
3051 static int smu7_get_pp_table_entry_v1(struct pp_hwmgr *hwmgr,
3052                 unsigned long entry_index, struct pp_power_state *state)
3053 {
3054         int result;
3055         struct smu7_power_state *ps;
3056         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3057         struct phm_ppt_v1_information *table_info =
3058                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
3059         struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table =
3060                         table_info->vdd_dep_on_mclk;
3061
3062         state->hardware.magic = PHM_VIslands_Magic;
3063
3064         ps = (struct smu7_power_state *)(&state->hardware);
3065
3066         result = get_powerplay_table_entry_v1_0(hwmgr, entry_index, state,
3067                         smu7_get_pp_table_entry_callback_func_v1);
3068
3069         /* This is the earliest time we have all the dependency table and the VBIOS boot state
3070          * as PP_Tables_GetPowerPlayTableEntry retrieves the VBIOS boot state
3071          * if there is only one VDDCI/MCLK level, check if it's the same as VBIOS boot state
3072          */
3073         if (dep_mclk_table != NULL && dep_mclk_table->count == 1) {
3074                 if (dep_mclk_table->entries[0].clk !=
3075                                 data->vbios_boot_state.mclk_bootup_value)
3076                         pr_err("Single MCLK entry VDDCI/MCLK dependency table "
3077                                         "does not match VBIOS boot MCLK level");
3078                 if (dep_mclk_table->entries[0].vddci !=
3079                                 data->vbios_boot_state.vddci_bootup_value)
3080                         pr_err("Single VDDCI entry VDDCI/MCLK dependency table "
3081                                         "does not match VBIOS boot VDDCI level");
3082         }
3083
3084         /* set DC compatible flag if this state supports DC */
3085         if (!state->validation.disallowOnDC)
3086                 ps->dc_compatible = true;
3087
3088         if (state->classification.flags & PP_StateClassificationFlag_ACPI)
3089                 data->acpi_pcie_gen = ps->performance_levels[0].pcie_gen;
3090
3091         ps->uvd_clks.vclk = state->uvd_clocks.VCLK;
3092         ps->uvd_clks.dclk = state->uvd_clocks.DCLK;
3093
3094         if (!result) {
3095                 uint32_t i;
3096
3097                 switch (state->classification.ui_label) {
3098                 case PP_StateUILabel_Performance:
3099                         data->use_pcie_performance_levels = true;
3100                         for (i = 0; i < ps->performance_level_count; i++) {
3101                                 if (data->pcie_gen_performance.max <
3102                                                 ps->performance_levels[i].pcie_gen)
3103                                         data->pcie_gen_performance.max =
3104                                                         ps->performance_levels[i].pcie_gen;
3105
3106                                 if (data->pcie_gen_performance.min >
3107                                                 ps->performance_levels[i].pcie_gen)
3108                                         data->pcie_gen_performance.min =
3109                                                         ps->performance_levels[i].pcie_gen;
3110
3111                                 if (data->pcie_lane_performance.max <
3112                                                 ps->performance_levels[i].pcie_lane)
3113                                         data->pcie_lane_performance.max =
3114                                                         ps->performance_levels[i].pcie_lane;
3115                                 if (data->pcie_lane_performance.min >
3116                                                 ps->performance_levels[i].pcie_lane)
3117                                         data->pcie_lane_performance.min =
3118                                                         ps->performance_levels[i].pcie_lane;
3119                         }
3120                         break;
3121                 case PP_StateUILabel_Battery:
3122                         data->use_pcie_power_saving_levels = true;
3123
3124                         for (i = 0; i < ps->performance_level_count; i++) {
3125                                 if (data->pcie_gen_power_saving.max <
3126                                                 ps->performance_levels[i].pcie_gen)
3127                                         data->pcie_gen_power_saving.max =
3128                                                         ps->performance_levels[i].pcie_gen;
3129
3130                                 if (data->pcie_gen_power_saving.min >
3131                                                 ps->performance_levels[i].pcie_gen)
3132                                         data->pcie_gen_power_saving.min =
3133                                                         ps->performance_levels[i].pcie_gen;
3134
3135                                 if (data->pcie_lane_power_saving.max <
3136                                                 ps->performance_levels[i].pcie_lane)
3137                                         data->pcie_lane_power_saving.max =
3138                                                         ps->performance_levels[i].pcie_lane;
3139
3140                                 if (data->pcie_lane_power_saving.min >
3141                                                 ps->performance_levels[i].pcie_lane)
3142                                         data->pcie_lane_power_saving.min =
3143                                                         ps->performance_levels[i].pcie_lane;
3144                         }
3145                         break;
3146                 default:
3147                         break;
3148                 }
3149         }
3150         return 0;
3151 }
3152
3153 static int smu7_get_pp_table_entry_callback_func_v0(struct pp_hwmgr *hwmgr,
3154                                         struct pp_hw_power_state *power_state,
3155                                         unsigned int index, const void *clock_info)
3156 {
3157         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3158         struct smu7_power_state  *ps = cast_phw_smu7_power_state(power_state);
3159         const ATOM_PPLIB_CI_CLOCK_INFO *visland_clk_info = clock_info;
3160         struct smu7_performance_level *performance_level;
3161         uint32_t engine_clock, memory_clock;
3162         uint16_t pcie_gen_from_bios;
3163
3164         engine_clock = visland_clk_info->ucEngineClockHigh << 16 | visland_clk_info->usEngineClockLow;
3165         memory_clock = visland_clk_info->ucMemoryClockHigh << 16 | visland_clk_info->usMemoryClockLow;
3166
3167         if (!(data->mc_micro_code_feature & DISABLE_MC_LOADMICROCODE) && memory_clock > data->highest_mclk)
3168                 data->highest_mclk = memory_clock;
3169
3170         PP_ASSERT_WITH_CODE(
3171                         (ps->performance_level_count < smum_get_mac_definition(hwmgr->smumgr, SMU_MAX_LEVELS_GRAPHICS)),
3172                         "Performance levels exceeds SMC limit!",
3173                         return -EINVAL);
3174
3175         PP_ASSERT_WITH_CODE(
3176                         (ps->performance_level_count <
3177                                         hwmgr->platform_descriptor.hardwareActivityPerformanceLevels),
3178                         "Performance levels exceeds Driver limit, Skip!",
3179                         return 0);
3180
3181         performance_level = &(ps->performance_levels
3182                         [ps->performance_level_count++]);
3183
3184         /* Performance levels are arranged from low to high. */
3185         performance_level->memory_clock = memory_clock;
3186         performance_level->engine_clock = engine_clock;
3187
3188         pcie_gen_from_bios = visland_clk_info->ucPCIEGen;
3189
3190         performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap, pcie_gen_from_bios);
3191         performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap, visland_clk_info->usPCIELane);
3192
3193         return 0;
3194 }
3195
3196 static int smu7_get_pp_table_entry_v0(struct pp_hwmgr *hwmgr,
3197                 unsigned long entry_index, struct pp_power_state *state)
3198 {
3199         int result;
3200         struct smu7_power_state *ps;
3201         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3202         struct phm_clock_voltage_dependency_table *dep_mclk_table =
3203                         hwmgr->dyn_state.vddci_dependency_on_mclk;
3204
3205         memset(&state->hardware, 0x00, sizeof(struct pp_hw_power_state));
3206
3207         state->hardware.magic = PHM_VIslands_Magic;
3208
3209         ps = (struct smu7_power_state *)(&state->hardware);
3210
3211         result = pp_tables_get_entry(hwmgr, entry_index, state,
3212                         smu7_get_pp_table_entry_callback_func_v0);
3213
3214         /*
3215          * This is the earliest time we have all the dependency table
3216          * and the VBIOS boot state as
3217          * PP_Tables_GetPowerPlayTableEntry retrieves the VBIOS boot
3218          * state if there is only one VDDCI/MCLK level, check if it's
3219          * the same as VBIOS boot state
3220          */
3221         if (dep_mclk_table != NULL && dep_mclk_table->count == 1) {
3222                 if (dep_mclk_table->entries[0].clk !=
3223                                 data->vbios_boot_state.mclk_bootup_value)
3224                         pr_err("Single MCLK entry VDDCI/MCLK dependency table "
3225                                         "does not match VBIOS boot MCLK level");
3226                 if (dep_mclk_table->entries[0].v !=
3227                                 data->vbios_boot_state.vddci_bootup_value)
3228                         pr_err("Single VDDCI entry VDDCI/MCLK dependency table "
3229                                         "does not match VBIOS boot VDDCI level");
3230         }
3231
3232         /* set DC compatible flag if this state supports DC */
3233         if (!state->validation.disallowOnDC)
3234                 ps->dc_compatible = true;
3235
3236         if (state->classification.flags & PP_StateClassificationFlag_ACPI)
3237                 data->acpi_pcie_gen = ps->performance_levels[0].pcie_gen;
3238
3239         ps->uvd_clks.vclk = state->uvd_clocks.VCLK;
3240         ps->uvd_clks.dclk = state->uvd_clocks.DCLK;
3241
3242         if (!result) {
3243                 uint32_t i;
3244
3245                 switch (state->classification.ui_label) {
3246                 case PP_StateUILabel_Performance:
3247                         data->use_pcie_performance_levels = true;
3248
3249                         for (i = 0; i < ps->performance_level_count; i++) {
3250                                 if (data->pcie_gen_performance.max <
3251                                                 ps->performance_levels[i].pcie_gen)
3252                                         data->pcie_gen_performance.max =
3253                                                         ps->performance_levels[i].pcie_gen;
3254
3255                                 if (data->pcie_gen_performance.min >
3256                                                 ps->performance_levels[i].pcie_gen)
3257                                         data->pcie_gen_performance.min =
3258                                                         ps->performance_levels[i].pcie_gen;
3259
3260                                 if (data->pcie_lane_performance.max <
3261                                                 ps->performance_levels[i].pcie_lane)
3262                                         data->pcie_lane_performance.max =
3263                                                         ps->performance_levels[i].pcie_lane;
3264
3265                                 if (data->pcie_lane_performance.min >
3266                                                 ps->performance_levels[i].pcie_lane)
3267                                         data->pcie_lane_performance.min =
3268                                                         ps->performance_levels[i].pcie_lane;
3269                         }
3270                         break;
3271                 case PP_StateUILabel_Battery:
3272                         data->use_pcie_power_saving_levels = true;
3273
3274                         for (i = 0; i < ps->performance_level_count; i++) {
3275                                 if (data->pcie_gen_power_saving.max <
3276                                                 ps->performance_levels[i].pcie_gen)
3277                                         data->pcie_gen_power_saving.max =
3278                                                         ps->performance_levels[i].pcie_gen;
3279
3280                                 if (data->pcie_gen_power_saving.min >
3281                                                 ps->performance_levels[i].pcie_gen)
3282                                         data->pcie_gen_power_saving.min =
3283                                                         ps->performance_levels[i].pcie_gen;
3284
3285                                 if (data->pcie_lane_power_saving.max <
3286                                                 ps->performance_levels[i].pcie_lane)
3287                                         data->pcie_lane_power_saving.max =
3288                                                         ps->performance_levels[i].pcie_lane;
3289
3290                                 if (data->pcie_lane_power_saving.min >
3291                                                 ps->performance_levels[i].pcie_lane)
3292                                         data->pcie_lane_power_saving.min =
3293                                                         ps->performance_levels[i].pcie_lane;
3294                         }
3295                         break;
3296                 default:
3297                         break;
3298                 }
3299         }
3300         return 0;
3301 }
3302
3303 static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr,
3304                 unsigned long entry_index, struct pp_power_state *state)
3305 {
3306         if (hwmgr->pp_table_version == PP_TABLE_V0)
3307                 return smu7_get_pp_table_entry_v0(hwmgr, entry_index, state);
3308         else if (hwmgr->pp_table_version == PP_TABLE_V1)
3309                 return smu7_get_pp_table_entry_v1(hwmgr, entry_index, state);
3310
3311         return 0;
3312 }
3313
3314 static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr,
3315                 struct pp_gpu_power *query)
3316 {
3317         PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr,
3318                         PPSMC_MSG_PmStatusLogStart),
3319                         "Failed to start pm status log!",
3320                         return -1);
3321
3322         msleep_interruptible(20);
3323
3324         PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr,
3325                         PPSMC_MSG_PmStatusLogSample),
3326                         "Failed to sample pm status log!",
3327                         return -1);
3328
3329         query->vddc_power = cgs_read_ind_register(hwmgr->device,
3330                         CGS_IND_REG__SMC,
3331                         ixSMU_PM_STATUS_40);
3332         query->vddci_power = cgs_read_ind_register(hwmgr->device,
3333                         CGS_IND_REG__SMC,
3334                         ixSMU_PM_STATUS_49);
3335         query->max_gpu_power = cgs_read_ind_register(hwmgr->device,
3336                         CGS_IND_REG__SMC,
3337                         ixSMU_PM_STATUS_94);
3338         query->average_gpu_power = cgs_read_ind_register(hwmgr->device,
3339                         CGS_IND_REG__SMC,
3340                         ixSMU_PM_STATUS_95);
3341
3342         return 0;
3343 }
3344
3345 static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx,
3346                             void *value, int *size)
3347 {
3348         uint32_t sclk, mclk, activity_percent;
3349         uint32_t offset;
3350         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3351
3352         /* size must be at least 4 bytes for all sensors */
3353         if (*size < 4)
3354                 return -EINVAL;
3355
3356         switch (idx) {
3357         case AMDGPU_PP_SENSOR_GFX_SCLK:
3358                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency);
3359                 sclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
3360                 *((uint32_t *)value) = sclk;
3361                 *size = 4;
3362                 return 0;
3363         case AMDGPU_PP_SENSOR_GFX_MCLK:
3364                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency);
3365                 mclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
3366                 *((uint32_t *)value) = mclk;
3367                 *size = 4;
3368                 return 0;
3369         case AMDGPU_PP_SENSOR_GPU_LOAD:
3370                 offset = data->soft_regs_start + smum_get_offsetof(hwmgr->smumgr,
3371                                                                 SMU_SoftRegisters,
3372                                                                 AverageGraphicsActivity);
3373
3374                 activity_percent = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, offset);
3375                 activity_percent += 0x80;
3376                 activity_percent >>= 8;
3377                 *((uint32_t *)value) = activity_percent > 100 ? 100 : activity_percent;
3378                 *size = 4;
3379                 return 0;
3380         case AMDGPU_PP_SENSOR_GPU_TEMP:
3381                 *((uint32_t *)value) = smu7_thermal_get_temperature(hwmgr);
3382                 *size = 4;
3383                 return 0;
3384         case AMDGPU_PP_SENSOR_UVD_POWER:
3385                 *((uint32_t *)value) = data->uvd_power_gated ? 0 : 1;
3386                 *size = 4;
3387                 return 0;
3388         case AMDGPU_PP_SENSOR_VCE_POWER:
3389                 *((uint32_t *)value) = data->vce_power_gated ? 0 : 1;
3390                 *size = 4;
3391                 return 0;
3392         case AMDGPU_PP_SENSOR_GPU_POWER:
3393                 if (*size < sizeof(struct pp_gpu_power))
3394                         return -EINVAL;
3395                 *size = sizeof(struct pp_gpu_power);
3396                 return smu7_get_gpu_power(hwmgr, (struct pp_gpu_power *)value);
3397         default:
3398                 return -EINVAL;
3399         }
3400 }
3401
3402 static int smu7_find_dpm_states_clocks_in_dpm_table(struct pp_hwmgr *hwmgr, const void *input)
3403 {
3404         const struct phm_set_power_state_input *states =
3405                         (const struct phm_set_power_state_input *)input;
3406         const struct smu7_power_state *smu7_ps =
3407                         cast_const_phw_smu7_power_state(states->pnew_state);
3408         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3409         struct smu7_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table);
3410         uint32_t sclk = smu7_ps->performance_levels
3411                         [smu7_ps->performance_level_count - 1].engine_clock;
3412         struct smu7_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table);
3413         uint32_t mclk = smu7_ps->performance_levels
3414                         [smu7_ps->performance_level_count - 1].memory_clock;
3415         struct PP_Clocks min_clocks = {0};
3416         uint32_t i;
3417         struct cgs_display_info info = {0};
3418
3419         data->need_update_smu7_dpm_table = 0;
3420
3421         for (i = 0; i < sclk_table->count; i++) {
3422                 if (sclk == sclk_table->dpm_levels[i].value)
3423                         break;
3424         }
3425
3426         if (i >= sclk_table->count)
3427                 data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
3428         else {
3429         /* TODO: Check SCLK in DAL's minimum clocks
3430          * in case DeepSleep divider update is required.
3431          */
3432                 if (data->display_timing.min_clock_in_sr != min_clocks.engineClockInSR &&
3433                         (min_clocks.engineClockInSR >= SMU7_MINIMUM_ENGINE_CLOCK ||
3434                                 data->display_timing.min_clock_in_sr >= SMU7_MINIMUM_ENGINE_CLOCK))
3435                         data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
3436         }
3437
3438         for (i = 0; i < mclk_table->count; i++) {
3439                 if (mclk == mclk_table->dpm_levels[i].value)
3440                         break;
3441         }
3442
3443         if (i >= mclk_table->count)
3444                 data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
3445
3446         cgs_get_active_displays_info(hwmgr->device, &info);
3447
3448         if (data->display_timing.num_existing_displays != info.display_count)
3449                 data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
3450
3451         return 0;
3452 }
3453
3454 static uint16_t smu7_get_maximum_link_speed(struct pp_hwmgr *hwmgr,
3455                 const struct smu7_power_state *smu7_ps)
3456 {
3457         uint32_t i;
3458         uint32_t sclk, max_sclk = 0;
3459         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3460         struct smu7_dpm_table *dpm_table = &data->dpm_table;
3461
3462         for (i = 0; i < smu7_ps->performance_level_count; i++) {
3463                 sclk = smu7_ps->performance_levels[i].engine_clock;
3464                 if (max_sclk < sclk)
3465                         max_sclk = sclk;
3466         }
3467
3468         for (i = 0; i < dpm_table->sclk_table.count; i++) {
3469                 if (dpm_table->sclk_table.dpm_levels[i].value == max_sclk)
3470                         return (uint16_t) ((i >= dpm_table->pcie_speed_table.count) ?
3471                                         dpm_table->pcie_speed_table.dpm_levels
3472                                         [dpm_table->pcie_speed_table.count - 1].value :
3473                                         dpm_table->pcie_speed_table.dpm_levels[i].value);
3474         }
3475
3476         return 0;
3477 }
3478
3479 static int smu7_request_link_speed_change_before_state_change(
3480                 struct pp_hwmgr *hwmgr, const void *input)
3481 {
3482         const struct phm_set_power_state_input *states =
3483                         (const struct phm_set_power_state_input *)input;
3484         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3485         const struct smu7_power_state *smu7_nps =
3486                         cast_const_phw_smu7_power_state(states->pnew_state);
3487         const struct smu7_power_state *polaris10_cps =
3488                         cast_const_phw_smu7_power_state(states->pcurrent_state);
3489
3490         uint16_t target_link_speed = smu7_get_maximum_link_speed(hwmgr, smu7_nps);
3491         uint16_t current_link_speed;
3492
3493         if (data->force_pcie_gen == PP_PCIEGenInvalid)
3494                 current_link_speed = smu7_get_maximum_link_speed(hwmgr, polaris10_cps);
3495         else
3496                 current_link_speed = data->force_pcie_gen;
3497
3498         data->force_pcie_gen = PP_PCIEGenInvalid;
3499         data->pspp_notify_required = false;
3500
3501         if (target_link_speed > current_link_speed) {
3502                 switch (target_link_speed) {
3503                 case PP_PCIEGen3:
3504                         if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN3, false))
3505                                 break;
3506                         data->force_pcie_gen = PP_PCIEGen2;
3507                         if (current_link_speed == PP_PCIEGen2)
3508                                 break;
3509                 case PP_PCIEGen2:
3510                         if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN2, false))
3511                                 break;
3512                 default:
3513                         data->force_pcie_gen = smu7_get_current_pcie_speed(hwmgr);
3514                         break;
3515                 }
3516         } else {
3517                 if (target_link_speed < current_link_speed)
3518                         data->pspp_notify_required = true;
3519         }
3520
3521         return 0;
3522 }
3523
3524 static int smu7_freeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
3525 {
3526         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3527
3528         if (0 == data->need_update_smu7_dpm_table)
3529                 return 0;
3530
3531         if ((0 == data->sclk_dpm_key_disabled) &&
3532                 (data->need_update_smu7_dpm_table &
3533                         (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) {
3534                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
3535                                 "Trying to freeze SCLK DPM when DPM is disabled",
3536                                 );
3537                 PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr,
3538                                 PPSMC_MSG_SCLKDPM_FreezeLevel),
3539                                 "Failed to freeze SCLK DPM during FreezeSclkMclkDPM Function!",
3540                                 return -EINVAL);
3541         }
3542
3543         if ((0 == data->mclk_dpm_key_disabled) &&
3544                 (data->need_update_smu7_dpm_table &
3545                  DPMTABLE_OD_UPDATE_MCLK)) {
3546                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
3547                                 "Trying to freeze MCLK DPM when DPM is disabled",
3548                                 );
3549                 PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr,
3550                                 PPSMC_MSG_MCLKDPM_FreezeLevel),
3551                                 "Failed to freeze MCLK DPM during FreezeSclkMclkDPM Function!",
3552                                 return -EINVAL);
3553         }
3554
3555         return 0;
3556 }
3557
3558 static int smu7_populate_and_upload_sclk_mclk_dpm_levels(
3559                 struct pp_hwmgr *hwmgr, const void *input)
3560 {
3561         int result = 0;
3562         const struct phm_set_power_state_input *states =
3563                         (const struct phm_set_power_state_input *)input;
3564         const struct smu7_power_state *smu7_ps =
3565                         cast_const_phw_smu7_power_state(states->pnew_state);
3566         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3567         uint32_t sclk = smu7_ps->performance_levels
3568                         [smu7_ps->performance_level_count - 1].engine_clock;
3569         uint32_t mclk = smu7_ps->performance_levels
3570                         [smu7_ps->performance_level_count - 1].memory_clock;
3571         struct smu7_dpm_table *dpm_table = &data->dpm_table;
3572
3573         struct smu7_dpm_table *golden_dpm_table = &data->golden_dpm_table;
3574         uint32_t dpm_count, clock_percent;
3575         uint32_t i;
3576
3577         if (0 == data->need_update_smu7_dpm_table)
3578                 return 0;
3579
3580         if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) {
3581                 dpm_table->sclk_table.dpm_levels
3582                 [dpm_table->sclk_table.count - 1].value = sclk;
3583
3584                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinACSupport) ||
3585                     phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinDCSupport)) {
3586                 /* Need to do calculation based on the golden DPM table
3587                  * as the Heatmap GPU Clock axis is also based on the default values
3588                  */
3589                         PP_ASSERT_WITH_CODE(
3590                                 (golden_dpm_table->sclk_table.dpm_levels
3591                                                 [golden_dpm_table->sclk_table.count - 1].value != 0),
3592                                 "Divide by 0!",
3593                                 return -EINVAL);
3594                         dpm_count = dpm_table->sclk_table.count < 2 ? 0 : dpm_table->sclk_table.count - 2;
3595
3596                         for (i = dpm_count; i > 1; i--) {
3597                                 if (sclk > golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count-1].value) {
3598                                         clock_percent =
3599                                               ((sclk
3600                                                 - golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count-1].value
3601                                                 ) * 100)
3602                                                 / golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count-1].value;
3603
3604                                         dpm_table->sclk_table.dpm_levels[i].value =
3605                                                         golden_dpm_table->sclk_table.dpm_levels[i].value +
3606                                                         (golden_dpm_table->sclk_table.dpm_levels[i].value *
3607                                                                 clock_percent)/100;
3608
3609                                 } else if (golden_dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value > sclk) {
3610                                         clock_percent =
3611                                                 ((golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count - 1].value
3612                                                 - sclk) * 100)
3613                                                 / golden_dpm_table->sclk_table.dpm_levels[golden_dpm_table->sclk_table.count-1].value;
3614
3615                                         dpm_table->sclk_table.dpm_levels[i].value =
3616                                                         golden_dpm_table->sclk_table.dpm_levels[i].value -
3617                                                         (golden_dpm_table->sclk_table.dpm_levels[i].value *
3618                                                                         clock_percent) / 100;
3619                                 } else
3620                                         dpm_table->sclk_table.dpm_levels[i].value =
3621                                                         golden_dpm_table->sclk_table.dpm_levels[i].value;
3622                         }
3623                 }
3624         }
3625
3626         if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) {
3627                 dpm_table->mclk_table.dpm_levels
3628                         [dpm_table->mclk_table.count - 1].value = mclk;
3629
3630                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinACSupport) ||
3631                     phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinDCSupport)) {
3632
3633                         PP_ASSERT_WITH_CODE(
3634                                         (golden_dpm_table->mclk_table.dpm_levels
3635                                                 [golden_dpm_table->mclk_table.count-1].value != 0),
3636                                         "Divide by 0!",
3637                                         return -EINVAL);
3638                         dpm_count = dpm_table->mclk_table.count < 2 ? 0 : dpm_table->mclk_table.count - 2;
3639                         for (i = dpm_count; i > 1; i--) {
3640                                 if (golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count-1].value < mclk) {
3641                                         clock_percent = ((mclk -
3642                                         golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count-1].value) * 100)
3643                                         / golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count-1].value;
3644
3645                                         dpm_table->mclk_table.dpm_levels[i].value =
3646                                                         golden_dpm_table->mclk_table.dpm_levels[i].value +
3647                                                         (golden_dpm_table->mclk_table.dpm_levels[i].value *
3648                                                         clock_percent) / 100;
3649
3650                                 } else if (golden_dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value > mclk) {
3651                                         clock_percent = (
3652                                          (golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count-1].value - mclk)
3653                                         * 100)
3654                                         / golden_dpm_table->mclk_table.dpm_levels[golden_dpm_table->mclk_table.count-1].value;
3655
3656                                         dpm_table->mclk_table.dpm_levels[i].value =
3657                                                         golden_dpm_table->mclk_table.dpm_levels[i].value -
3658                                                         (golden_dpm_table->mclk_table.dpm_levels[i].value *
3659                                                                         clock_percent) / 100;
3660                                 } else
3661                                         dpm_table->mclk_table.dpm_levels[i].value =
3662                                                         golden_dpm_table->mclk_table.dpm_levels[i].value;
3663                         }
3664                 }
3665         }
3666
3667         if (data->need_update_smu7_dpm_table &
3668                         (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK)) {
3669                 result = smum_populate_all_graphic_levels(hwmgr);
3670                 PP_ASSERT_WITH_CODE((0 == result),
3671                                 "Failed to populate SCLK during PopulateNewDPMClocksStates Function!",
3672                                 return result);
3673         }
3674
3675         if (data->need_update_smu7_dpm_table &
3676                         (DPMTABLE_OD_UPDATE_MCLK + DPMTABLE_UPDATE_MCLK)) {
3677                 /*populate MCLK dpm table to SMU7 */
3678                 result = smum_populate_all_memory_levels(hwmgr);
3679                 PP_ASSERT_WITH_CODE((0 == result),
3680                                 "Failed to populate MCLK during PopulateNewDPMClocksStates Function!",
3681                                 return result);
3682         }
3683
3684         return result;
3685 }
3686
3687 static int smu7_trim_single_dpm_states(struct pp_hwmgr *hwmgr,
3688                           struct smu7_single_dpm_table *dpm_table,
3689                         uint32_t low_limit, uint32_t high_limit)
3690 {
3691         uint32_t i;
3692
3693         for (i = 0; i < dpm_table->count; i++) {
3694                 if ((dpm_table->dpm_levels[i].value < low_limit)
3695                 || (dpm_table->dpm_levels[i].value > high_limit))
3696                         dpm_table->dpm_levels[i].enabled = false;
3697                 else
3698                         dpm_table->dpm_levels[i].enabled = true;
3699         }
3700
3701         return 0;
3702 }
3703
3704 static int smu7_trim_dpm_states(struct pp_hwmgr *hwmgr,
3705                 const struct smu7_power_state *smu7_ps)
3706 {
3707         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3708         uint32_t high_limit_count;
3709
3710         PP_ASSERT_WITH_CODE((smu7_ps->performance_level_count >= 1),
3711                         "power state did not have any performance level",
3712                         return -EINVAL);
3713
3714         high_limit_count = (1 == smu7_ps->performance_level_count) ? 0 : 1;
3715
3716         smu7_trim_single_dpm_states(hwmgr,
3717                         &(data->dpm_table.sclk_table),
3718                         smu7_ps->performance_levels[0].engine_clock,
3719                         smu7_ps->performance_levels[high_limit_count].engine_clock);
3720
3721         smu7_trim_single_dpm_states(hwmgr,
3722                         &(data->dpm_table.mclk_table),
3723                         smu7_ps->performance_levels[0].memory_clock,
3724                         smu7_ps->performance_levels[high_limit_count].memory_clock);
3725
3726         return 0;
3727 }
3728
3729 static int smu7_generate_dpm_level_enable_mask(
3730                 struct pp_hwmgr *hwmgr, const void *input)
3731 {
3732         int result;
3733         const struct phm_set_power_state_input *states =
3734                         (const struct phm_set_power_state_input *)input;
3735         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3736         const struct smu7_power_state *smu7_ps =
3737                         cast_const_phw_smu7_power_state(states->pnew_state);
3738
3739         result = smu7_trim_dpm_states(hwmgr, smu7_ps);
3740         if (result)
3741                 return result;
3742
3743         data->dpm_level_enable_mask.sclk_dpm_enable_mask =
3744                         phm_get_dpm_level_enable_mask_value(&data->dpm_table.sclk_table);
3745         data->dpm_level_enable_mask.mclk_dpm_enable_mask =
3746                         phm_get_dpm_level_enable_mask_value(&data->dpm_table.mclk_table);
3747         data->dpm_level_enable_mask.pcie_dpm_enable_mask =
3748                         phm_get_dpm_level_enable_mask_value(&data->dpm_table.pcie_speed_table);
3749
3750         return 0;
3751 }
3752
3753 static int smu7_unfreeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
3754 {
3755         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3756
3757         if (0 == data->need_update_smu7_dpm_table)
3758                 return 0;
3759
3760         if ((0 == data->sclk_dpm_key_disabled) &&
3761                 (data->need_update_smu7_dpm_table &
3762                 (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) {
3763
3764                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
3765                                 "Trying to Unfreeze SCLK DPM when DPM is disabled",
3766                                 );
3767                 PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr,
3768                                 PPSMC_MSG_SCLKDPM_UnfreezeLevel),
3769                         "Failed to unfreeze SCLK DPM during UnFreezeSclkMclkDPM Function!",
3770                         return -EINVAL);
3771         }
3772
3773         if ((0 == data->mclk_dpm_key_disabled) &&
3774                 (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
3775
3776                 PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
3777                                 "Trying to Unfreeze MCLK DPM when DPM is disabled",
3778                                 );
3779                 PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr,
3780                                 PPSMC_MSG_SCLKDPM_UnfreezeLevel),
3781                     "Failed to unfreeze MCLK DPM during UnFreezeSclkMclkDPM Function!",
3782                     return -EINVAL);
3783         }
3784
3785         data->need_update_smu7_dpm_table = 0;
3786
3787         return 0;
3788 }
3789
3790 static int smu7_notify_link_speed_change_after_state_change(
3791                 struct pp_hwmgr *hwmgr, const void *input)
3792 {
3793         const struct phm_set_power_state_input *states =
3794                         (const struct phm_set_power_state_input *)input;
3795         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3796         const struct smu7_power_state *smu7_ps =
3797                         cast_const_phw_smu7_power_state(states->pnew_state);
3798         uint16_t target_link_speed = smu7_get_maximum_link_speed(hwmgr, smu7_ps);
3799         uint8_t  request;
3800
3801         if (data->pspp_notify_required) {
3802                 if (target_link_speed == PP_PCIEGen3)
3803                         request = PCIE_PERF_REQ_GEN3;
3804                 else if (target_link_speed == PP_PCIEGen2)
3805                         request = PCIE_PERF_REQ_GEN2;
3806                 else
3807                         request = PCIE_PERF_REQ_GEN1;
3808
3809                 if (request == PCIE_PERF_REQ_GEN1 &&
3810                                 smu7_get_current_pcie_speed(hwmgr) > 0)
3811                         return 0;
3812
3813                 if (acpi_pcie_perf_request(hwmgr->device, request, false)) {
3814                         if (PP_PCIEGen2 == target_link_speed)
3815                                 pr_info("PSPP request to switch to Gen2 from Gen3 Failed!");
3816                         else
3817                                 pr_info("PSPP request to switch to Gen1 from Gen2 Failed!");
3818                 }
3819         }
3820
3821         return 0;
3822 }
3823
3824 static int smu7_notify_smc_display(struct pp_hwmgr *hwmgr)
3825 {
3826         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3827
3828         if (hwmgr->feature_mask & PP_VBI_TIME_SUPPORT_MASK)
3829                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
3830                         (PPSMC_Msg)PPSMC_MSG_SetVBITimeout, data->frame_time_x2);
3831         return (smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_HasDisplay) == 0) ?  0 : -EINVAL;
3832 }
3833
3834 static int smu7_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input)
3835 {
3836         int tmp_result, result = 0;
3837         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3838
3839         tmp_result = smu7_find_dpm_states_clocks_in_dpm_table(hwmgr, input);
3840         PP_ASSERT_WITH_CODE((0 == tmp_result),
3841                         "Failed to find DPM states clocks in DPM table!",
3842                         result = tmp_result);
3843
3844         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
3845                         PHM_PlatformCaps_PCIEPerformanceRequest)) {
3846                 tmp_result =
3847                         smu7_request_link_speed_change_before_state_change(hwmgr, input);
3848                 PP_ASSERT_WITH_CODE((0 == tmp_result),
3849                                 "Failed to request link speed change before state change!",
3850                                 result = tmp_result);
3851         }
3852
3853         tmp_result = smu7_freeze_sclk_mclk_dpm(hwmgr);
3854         PP_ASSERT_WITH_CODE((0 == tmp_result),
3855                         "Failed to freeze SCLK MCLK DPM!", result = tmp_result);
3856
3857         tmp_result = smu7_populate_and_upload_sclk_mclk_dpm_levels(hwmgr, input);
3858         PP_ASSERT_WITH_CODE((0 == tmp_result),
3859                         "Failed to populate and upload SCLK MCLK DPM levels!",
3860                         result = tmp_result);
3861
3862         tmp_result = smu7_generate_dpm_level_enable_mask(hwmgr, input);
3863         PP_ASSERT_WITH_CODE((0 == tmp_result),
3864                         "Failed to generate DPM level enabled mask!",
3865                         result = tmp_result);
3866
3867         tmp_result = smum_update_sclk_threshold(hwmgr);
3868         PP_ASSERT_WITH_CODE((0 == tmp_result),
3869                         "Failed to update SCLK threshold!",
3870                         result = tmp_result);
3871
3872         tmp_result = smu7_notify_smc_display(hwmgr);
3873         PP_ASSERT_WITH_CODE((0 == tmp_result),
3874                         "Failed to notify smc display settings!",
3875                         result = tmp_result);
3876
3877         tmp_result = smu7_unfreeze_sclk_mclk_dpm(hwmgr);
3878         PP_ASSERT_WITH_CODE((0 == tmp_result),
3879                         "Failed to unfreeze SCLK MCLK DPM!",
3880                         result = tmp_result);
3881
3882         tmp_result = smu7_upload_dpm_level_enable_mask(hwmgr);
3883         PP_ASSERT_WITH_CODE((0 == tmp_result),
3884                         "Failed to upload DPM level enabled mask!",
3885                         result = tmp_result);
3886
3887         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
3888                         PHM_PlatformCaps_PCIEPerformanceRequest)) {
3889                 tmp_result =
3890                         smu7_notify_link_speed_change_after_state_change(hwmgr, input);
3891                 PP_ASSERT_WITH_CODE((0 == tmp_result),
3892                                 "Failed to notify link speed change after state change!",
3893                                 result = tmp_result);
3894         }
3895         data->apply_optimized_settings = false;
3896         return result;
3897 }
3898
3899 static int smu7_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_pwm)
3900 {
3901         hwmgr->thermal_controller.
3902         advanceFanControlParameters.usMaxFanPWM = us_max_fan_pwm;
3903
3904         if (phm_is_hw_access_blocked(hwmgr))
3905                 return 0;
3906
3907         return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
3908                         PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm);
3909 }
3910
3911 static int
3912 smu7_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display)
3913 {
3914         PPSMC_Msg msg = has_display ? (PPSMC_Msg)PPSMC_HasDisplay : (PPSMC_Msg)PPSMC_NoDisplay;
3915
3916         return (smum_send_msg_to_smc(hwmgr->smumgr, msg) == 0) ?  0 : -1;
3917 }
3918
3919 static int
3920 smu7_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr)
3921 {
3922         uint32_t num_active_displays = 0;
3923         struct cgs_display_info info = {0};
3924
3925         info.mode_info = NULL;
3926         cgs_get_active_displays_info(hwmgr->device, &info);
3927
3928         num_active_displays = info.display_count;
3929
3930         if (num_active_displays > 1 && hwmgr->display_config.multi_monitor_in_sync != true)
3931                 smu7_notify_smc_display_change(hwmgr, false);
3932
3933         return 0;
3934 }
3935
3936 /**
3937 * Programs the display gap
3938 *
3939 * @param    hwmgr  the address of the powerplay hardware manager.
3940 * @return   always OK
3941 */
3942 static int smu7_program_display_gap(struct pp_hwmgr *hwmgr)
3943 {
3944         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
3945         uint32_t num_active_displays = 0;
3946         uint32_t display_gap = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL);
3947         uint32_t display_gap2;
3948         uint32_t pre_vbi_time_in_us;
3949         uint32_t frame_time_in_us;
3950         uint32_t ref_clock;
3951         uint32_t refresh_rate = 0;
3952         struct cgs_display_info info = {0};
3953         struct cgs_mode_info mode_info;
3954
3955         info.mode_info = &mode_info;
3956
3957         cgs_get_active_displays_info(hwmgr->device, &info);
3958         num_active_displays = info.display_count;
3959
3960         display_gap = PHM_SET_FIELD(display_gap, CG_DISPLAY_GAP_CNTL, DISP_GAP, (num_active_displays > 0) ? DISPLAY_GAP_VBLANK_OR_WM : DISPLAY_GAP_IGNORE);
3961         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL, display_gap);
3962
3963         ref_clock = mode_info.ref_clock;
3964         refresh_rate = mode_info.refresh_rate;
3965
3966         if (0 == refresh_rate)
3967                 refresh_rate = 60;
3968
3969         frame_time_in_us = 1000000 / refresh_rate;
3970
3971         pre_vbi_time_in_us = frame_time_in_us - 200 - mode_info.vblank_time_us;
3972         data->frame_time_x2 = frame_time_in_us * 2 / 100;
3973
3974         display_gap2 = pre_vbi_time_in_us * (ref_clock / 100);
3975
3976         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2);
3977
3978         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
3979                         data->soft_regs_start + smum_get_offsetof(hwmgr->smumgr,
3980                                                         SMU_SoftRegisters,
3981                                                         PreVBlankGap), 0x64);
3982
3983         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
3984                         data->soft_regs_start + smum_get_offsetof(hwmgr->smumgr,
3985                                                         SMU_SoftRegisters,
3986                                                         VBlankTimeout),
3987                                         (frame_time_in_us - pre_vbi_time_in_us));
3988
3989         return 0;
3990 }
3991
3992 static int smu7_display_configuration_changed_task(struct pp_hwmgr *hwmgr)
3993 {
3994         return smu7_program_display_gap(hwmgr);
3995 }
3996
3997 /**
3998 *  Set maximum target operating fan output RPM
3999 *
4000 * @param    hwmgr:  the address of the powerplay hardware manager.
4001 * @param    usMaxFanRpm:  max operating fan RPM value.
4002 * @return   The response that came from the SMC.
4003 */
4004 static int smu7_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_rpm)
4005 {
4006         hwmgr->thermal_controller.
4007         advanceFanControlParameters.usMaxFanRPM = us_max_fan_rpm;
4008
4009         if (phm_is_hw_access_blocked(hwmgr))
4010                 return 0;
4011
4012         return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4013                         PPSMC_MSG_SetFanRpmMax, us_max_fan_rpm);
4014 }
4015
4016 static int smu7_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr,
4017                                         const void *thermal_interrupt_info)
4018 {
4019         return 0;
4020 }
4021
4022 static bool
4023 smu7_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr)
4024 {
4025         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4026         bool is_update_required = false;
4027         struct cgs_display_info info = {0, 0, NULL};
4028
4029         cgs_get_active_displays_info(hwmgr->device, &info);
4030
4031         if (data->display_timing.num_existing_displays != info.display_count)
4032                 is_update_required = true;
4033
4034         if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) {
4035                 if (data->display_timing.min_clock_in_sr != hwmgr->display_config.min_core_set_clock_in_sr &&
4036                         (data->display_timing.min_clock_in_sr >= SMU7_MINIMUM_ENGINE_CLOCK ||
4037                         hwmgr->display_config.min_core_set_clock_in_sr >= SMU7_MINIMUM_ENGINE_CLOCK))
4038                         is_update_required = true;
4039         }
4040         return is_update_required;
4041 }
4042
4043 static inline bool smu7_are_power_levels_equal(const struct smu7_performance_level *pl1,
4044                                                            const struct smu7_performance_level *pl2)
4045 {
4046         return ((pl1->memory_clock == pl2->memory_clock) &&
4047                   (pl1->engine_clock == pl2->engine_clock) &&
4048                   (pl1->pcie_gen == pl2->pcie_gen) &&
4049                   (pl1->pcie_lane == pl2->pcie_lane));
4050 }
4051
4052 static int smu7_check_states_equal(struct pp_hwmgr *hwmgr,
4053                 const struct pp_hw_power_state *pstate1,
4054                 const struct pp_hw_power_state *pstate2, bool *equal)
4055 {
4056         const struct smu7_power_state *psa;
4057         const struct smu7_power_state *psb;
4058         int i;
4059
4060         if (pstate1 == NULL || pstate2 == NULL || equal == NULL)
4061                 return -EINVAL;
4062
4063         psa = cast_const_phw_smu7_power_state(pstate1);
4064         psb = cast_const_phw_smu7_power_state(pstate2);
4065         /* If the two states don't even have the same number of performance levels they cannot be the same state. */
4066         if (psa->performance_level_count != psb->performance_level_count) {
4067                 *equal = false;
4068                 return 0;
4069         }
4070
4071         for (i = 0; i < psa->performance_level_count; i++) {
4072                 if (!smu7_are_power_levels_equal(&(psa->performance_levels[i]), &(psb->performance_levels[i]))) {
4073                         /* If we have found even one performance level pair that is different the states are different. */
4074                         *equal = false;
4075                         return 0;
4076                 }
4077         }
4078
4079         /* If all performance levels are the same try to use the UVD clocks to break the tie.*/
4080         *equal = ((psa->uvd_clks.vclk == psb->uvd_clks.vclk) && (psa->uvd_clks.dclk == psb->uvd_clks.dclk));
4081         *equal &= ((psa->vce_clks.evclk == psb->vce_clks.evclk) && (psa->vce_clks.ecclk == psb->vce_clks.ecclk));
4082         *equal &= (psa->sclk_threshold == psb->sclk_threshold);
4083
4084         return 0;
4085 }
4086
4087 static int smu7_upload_mc_firmware(struct pp_hwmgr *hwmgr)
4088 {
4089         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4090
4091         uint32_t vbios_version;
4092         uint32_t tmp;
4093
4094         /* Read MC indirect register offset 0x9F bits [3:0] to see
4095          * if VBIOS has already loaded a full version of MC ucode
4096          * or not.
4097          */
4098
4099         smu7_get_mc_microcode_version(hwmgr);
4100         vbios_version = hwmgr->microcode_version_info.MC & 0xf;
4101
4102         data->need_long_memory_training = false;
4103
4104         cgs_write_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_INDEX,
4105                                                         ixMC_IO_DEBUG_UP_13);
4106         tmp = cgs_read_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_DATA);
4107
4108         if (tmp & (1 << 23)) {
4109                 data->mem_latency_high = MEM_LATENCY_HIGH;
4110                 data->mem_latency_low = MEM_LATENCY_LOW;
4111         } else {
4112                 data->mem_latency_high = 330;
4113                 data->mem_latency_low = 330;
4114         }
4115
4116         return 0;
4117 }
4118
4119 static int smu7_read_clock_registers(struct pp_hwmgr *hwmgr)
4120 {
4121         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4122
4123         data->clock_registers.vCG_SPLL_FUNC_CNTL         =
4124                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_FUNC_CNTL);
4125         data->clock_registers.vCG_SPLL_FUNC_CNTL_2       =
4126                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_FUNC_CNTL_2);
4127         data->clock_registers.vCG_SPLL_FUNC_CNTL_3       =
4128                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_FUNC_CNTL_3);
4129         data->clock_registers.vCG_SPLL_FUNC_CNTL_4       =
4130                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_FUNC_CNTL_4);
4131         data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM   =
4132                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_SPREAD_SPECTRUM);
4133         data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2 =
4134                 cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_SPREAD_SPECTRUM_2);
4135         data->clock_registers.vDLL_CNTL                  =
4136                 cgs_read_register(hwmgr->device, mmDLL_CNTL);
4137         data->clock_registers.vMCLK_PWRMGT_CNTL          =
4138                 cgs_read_register(hwmgr->device, mmMCLK_PWRMGT_CNTL);
4139         data->clock_registers.vMPLL_AD_FUNC_CNTL         =
4140                 cgs_read_register(hwmgr->device, mmMPLL_AD_FUNC_CNTL);
4141         data->clock_registers.vMPLL_DQ_FUNC_CNTL         =
4142                 cgs_read_register(hwmgr->device, mmMPLL_DQ_FUNC_CNTL);
4143         data->clock_registers.vMPLL_FUNC_CNTL            =
4144                 cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL);
4145         data->clock_registers.vMPLL_FUNC_CNTL_1          =
4146                 cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL_1);
4147         data->clock_registers.vMPLL_FUNC_CNTL_2          =
4148                 cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL_2);
4149         data->clock_registers.vMPLL_SS1                  =
4150                 cgs_read_register(hwmgr->device, mmMPLL_SS1);
4151         data->clock_registers.vMPLL_SS2                  =
4152                 cgs_read_register(hwmgr->device, mmMPLL_SS2);
4153         return 0;
4154
4155 }
4156
4157 /**
4158  * Find out if memory is GDDR5.
4159  *
4160  * @param    hwmgr  the address of the powerplay hardware manager.
4161  * @return   always 0
4162  */
4163 static int smu7_get_memory_type(struct pp_hwmgr *hwmgr)
4164 {
4165         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4166         uint32_t temp;
4167
4168         temp = cgs_read_register(hwmgr->device, mmMC_SEQ_MISC0);
4169
4170         data->is_memory_gddr5 = (MC_SEQ_MISC0_GDDR5_VALUE ==
4171                         ((temp & MC_SEQ_MISC0_GDDR5_MASK) >>
4172                          MC_SEQ_MISC0_GDDR5_SHIFT));
4173
4174         return 0;
4175 }
4176
4177 /**
4178  * Enables Dynamic Power Management by SMC
4179  *
4180  * @param    hwmgr  the address of the powerplay hardware manager.
4181  * @return   always 0
4182  */
4183 static int smu7_enable_acpi_power_management(struct pp_hwmgr *hwmgr)
4184 {
4185         PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
4186                         GENERAL_PWRMGT, STATIC_PM_EN, 1);
4187
4188         return 0;
4189 }
4190
4191 /**
4192  * Initialize PowerGating States for different engines
4193  *
4194  * @param    hwmgr  the address of the powerplay hardware manager.
4195  * @return   always 0
4196  */
4197 static int smu7_init_power_gate_state(struct pp_hwmgr *hwmgr)
4198 {
4199         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4200
4201         data->uvd_power_gated = false;
4202         data->vce_power_gated = false;
4203         data->samu_power_gated = false;
4204
4205         return 0;
4206 }
4207
4208 static int smu7_init_sclk_threshold(struct pp_hwmgr *hwmgr)
4209 {
4210         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4211
4212         data->low_sclk_interrupt_threshold = 0;
4213         return 0;
4214 }
4215
4216 static int smu7_setup_asic_task(struct pp_hwmgr *hwmgr)
4217 {
4218         int tmp_result, result = 0;
4219
4220         smu7_upload_mc_firmware(hwmgr);
4221
4222         tmp_result = smu7_read_clock_registers(hwmgr);
4223         PP_ASSERT_WITH_CODE((0 == tmp_result),
4224                         "Failed to read clock registers!", result = tmp_result);
4225
4226         tmp_result = smu7_get_memory_type(hwmgr);
4227         PP_ASSERT_WITH_CODE((0 == tmp_result),
4228                         "Failed to get memory type!", result = tmp_result);
4229
4230         tmp_result = smu7_enable_acpi_power_management(hwmgr);
4231         PP_ASSERT_WITH_CODE((0 == tmp_result),
4232                         "Failed to enable ACPI power management!", result = tmp_result);
4233
4234         tmp_result = smu7_init_power_gate_state(hwmgr);
4235         PP_ASSERT_WITH_CODE((0 == tmp_result),
4236                         "Failed to init power gate state!", result = tmp_result);
4237
4238         tmp_result = smu7_get_mc_microcode_version(hwmgr);
4239         PP_ASSERT_WITH_CODE((0 == tmp_result),
4240                         "Failed to get MC microcode version!", result = tmp_result);
4241
4242         tmp_result = smu7_init_sclk_threshold(hwmgr);
4243         PP_ASSERT_WITH_CODE((0 == tmp_result),
4244                         "Failed to init sclk threshold!", result = tmp_result);
4245
4246         return result;
4247 }
4248
4249 static int smu7_force_clock_level(struct pp_hwmgr *hwmgr,
4250                 enum pp_clock_type type, uint32_t mask)
4251 {
4252         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4253
4254         if (hwmgr->dpm_level & (AMD_DPM_FORCED_LEVEL_AUTO |
4255                                 AMD_DPM_FORCED_LEVEL_LOW |
4256                                 AMD_DPM_FORCED_LEVEL_HIGH))
4257                 return -EINVAL;
4258
4259         switch (type) {
4260         case PP_SCLK:
4261                 if (!data->sclk_dpm_key_disabled)
4262                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4263                                         PPSMC_MSG_SCLKDPM_SetEnabledMask,
4264                                         data->dpm_level_enable_mask.sclk_dpm_enable_mask & mask);
4265                 break;
4266         case PP_MCLK:
4267                 if (!data->mclk_dpm_key_disabled)
4268                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4269                                         PPSMC_MSG_MCLKDPM_SetEnabledMask,
4270                                         data->dpm_level_enable_mask.mclk_dpm_enable_mask & mask);
4271                 break;
4272         case PP_PCIE:
4273         {
4274                 uint32_t tmp = mask & data->dpm_level_enable_mask.pcie_dpm_enable_mask;
4275                 uint32_t level = 0;
4276
4277                 while (tmp >>= 1)
4278                         level++;
4279
4280                 if (!data->pcie_dpm_key_disabled)
4281                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4282                                         PPSMC_MSG_PCIeDPM_ForceLevel,
4283                                         level);
4284                 break;
4285         }
4286         default:
4287                 break;
4288         }
4289
4290         return 0;
4291 }
4292
4293 static int smu7_print_clock_levels(struct pp_hwmgr *hwmgr,
4294                 enum pp_clock_type type, char *buf)
4295 {
4296         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4297         struct smu7_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table);
4298         struct smu7_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table);
4299         struct smu7_single_dpm_table *pcie_table = &(data->dpm_table.pcie_speed_table);
4300         int i, now, size = 0;
4301         uint32_t clock, pcie_speed;
4302
4303         switch (type) {
4304         case PP_SCLK:
4305                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency);
4306                 clock = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
4307
4308                 for (i = 0; i < sclk_table->count; i++) {
4309                         if (clock > sclk_table->dpm_levels[i].value)
4310                                 continue;
4311                         break;
4312                 }
4313                 now = i;
4314
4315                 for (i = 0; i < sclk_table->count; i++)
4316                         size += sprintf(buf + size, "%d: %uMhz %s\n",
4317                                         i, sclk_table->dpm_levels[i].value / 100,
4318                                         (i == now) ? "*" : "");
4319                 break;
4320         case PP_MCLK:
4321                 smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency);
4322                 clock = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
4323
4324                 for (i = 0; i < mclk_table->count; i++) {
4325                         if (clock > mclk_table->dpm_levels[i].value)
4326                                 continue;
4327                         break;
4328                 }
4329                 now = i;
4330
4331                 for (i = 0; i < mclk_table->count; i++)
4332                         size += sprintf(buf + size, "%d: %uMhz %s\n",
4333                                         i, mclk_table->dpm_levels[i].value / 100,
4334                                         (i == now) ? "*" : "");
4335                 break;
4336         case PP_PCIE:
4337                 pcie_speed = smu7_get_current_pcie_speed(hwmgr);
4338                 for (i = 0; i < pcie_table->count; i++) {
4339                         if (pcie_speed != pcie_table->dpm_levels[i].value)
4340                                 continue;
4341                         break;
4342                 }
4343                 now = i;
4344
4345                 for (i = 0; i < pcie_table->count; i++)
4346                         size += sprintf(buf + size, "%d: %s %s\n", i,
4347                                         (pcie_table->dpm_levels[i].value == 0) ? "2.5GB, x8" :
4348                                         (pcie_table->dpm_levels[i].value == 1) ? "5.0GB, x16" :
4349                                         (pcie_table->dpm_levels[i].value == 2) ? "8.0GB, x16" : "",
4350                                         (i == now) ? "*" : "");
4351                 break;
4352         default:
4353                 break;
4354         }
4355         return size;
4356 }
4357
4358 static int smu7_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
4359 {
4360         int result = 0;
4361
4362         switch (mode) {
4363         case AMD_FAN_CTRL_NONE:
4364                 result = smu7_fan_ctrl_set_fan_speed_percent(hwmgr, 100);
4365                 break;
4366         case AMD_FAN_CTRL_MANUAL:
4367                 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
4368                         PHM_PlatformCaps_MicrocodeFanControl))
4369                         result = smu7_fan_ctrl_stop_smc_fan_control(hwmgr);
4370                 break;
4371         case AMD_FAN_CTRL_AUTO:
4372                 result = smu7_fan_ctrl_set_static_mode(hwmgr, mode);
4373                 if (!result)
4374                         result = smu7_fan_ctrl_start_smc_fan_control(hwmgr);
4375                 break;
4376         default:
4377                 break;
4378         }
4379         return result;
4380 }
4381
4382 static int smu7_get_fan_control_mode(struct pp_hwmgr *hwmgr)
4383 {
4384         return hwmgr->fan_ctrl_enabled ? AMD_FAN_CTRL_AUTO : AMD_FAN_CTRL_MANUAL;
4385 }
4386
4387 static int smu7_get_sclk_od(struct pp_hwmgr *hwmgr)
4388 {
4389         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4390         struct smu7_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table);
4391         struct smu7_single_dpm_table *golden_sclk_table =
4392                         &(data->golden_dpm_table.sclk_table);
4393         int value;
4394
4395         value = (sclk_table->dpm_levels[sclk_table->count - 1].value -
4396                         golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) *
4397                         100 /
4398                         golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value;
4399
4400         return value;
4401 }
4402
4403 static int smu7_set_sclk_od(struct pp_hwmgr *hwmgr, uint32_t value)
4404 {
4405         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4406         struct smu7_single_dpm_table *golden_sclk_table =
4407                         &(data->golden_dpm_table.sclk_table);
4408         struct pp_power_state  *ps;
4409         struct smu7_power_state  *smu7_ps;
4410
4411         if (value > 20)
4412                 value = 20;
4413
4414         ps = hwmgr->request_ps;
4415
4416         if (ps == NULL)
4417                 return -EINVAL;
4418
4419         smu7_ps = cast_phw_smu7_power_state(&ps->hardware);
4420
4421         smu7_ps->performance_levels[smu7_ps->performance_level_count - 1].engine_clock =
4422                         golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value *
4423                         value / 100 +
4424                         golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value;
4425
4426         return 0;
4427 }
4428
4429 static int smu7_get_mclk_od(struct pp_hwmgr *hwmgr)
4430 {
4431         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4432         struct smu7_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table);
4433         struct smu7_single_dpm_table *golden_mclk_table =
4434                         &(data->golden_dpm_table.mclk_table);
4435         int value;
4436
4437         value = (mclk_table->dpm_levels[mclk_table->count - 1].value -
4438                         golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) *
4439                         100 /
4440                         golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value;
4441
4442         return value;
4443 }
4444
4445 static int smu7_set_mclk_od(struct pp_hwmgr *hwmgr, uint32_t value)
4446 {
4447         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4448         struct smu7_single_dpm_table *golden_mclk_table =
4449                         &(data->golden_dpm_table.mclk_table);
4450         struct pp_power_state  *ps;
4451         struct smu7_power_state  *smu7_ps;
4452
4453         if (value > 20)
4454                 value = 20;
4455
4456         ps = hwmgr->request_ps;
4457
4458         if (ps == NULL)
4459                 return -EINVAL;
4460
4461         smu7_ps = cast_phw_smu7_power_state(&ps->hardware);
4462
4463         smu7_ps->performance_levels[smu7_ps->performance_level_count - 1].memory_clock =
4464                         golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value *
4465                         value / 100 +
4466                         golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value;
4467
4468         return 0;
4469 }
4470
4471
4472 static int smu7_get_sclks(struct pp_hwmgr *hwmgr, struct amd_pp_clocks *clocks)
4473 {
4474         struct phm_ppt_v1_information *table_info =
4475                         (struct phm_ppt_v1_information *)hwmgr->pptable;
4476         struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = NULL;
4477         struct phm_clock_voltage_dependency_table *sclk_table;
4478         int i;
4479
4480         if (hwmgr->pp_table_version == PP_TABLE_V1) {
4481                 if (table_info == NULL || table_info->vdd_dep_on_sclk == NULL)
4482                         return -EINVAL;
4483                 dep_sclk_table = table_info->vdd_dep_on_sclk;
4484                 for (i = 0; i < dep_sclk_table->count; i++)
4485                         clocks->clock[i] = dep_sclk_table->entries[i].clk;
4486                 clocks->count = dep_sclk_table->count;
4487         } else if (hwmgr->pp_table_version == PP_TABLE_V0) {
4488                 sclk_table = hwmgr->dyn_state.vddc_dependency_on_sclk;
4489                 for (i = 0; i < sclk_table->count; i++)
4490                         clocks->clock[i] = sclk_table->entries[i].clk;
4491                 clocks->count = sclk_table->count;
4492         }
4493
4494         return 0;
4495 }
4496
4497 static uint32_t smu7_get_mem_latency(struct pp_hwmgr *hwmgr, uint32_t clk)
4498 {
4499         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4500
4501         if (clk >= MEM_FREQ_LOW_LATENCY && clk < MEM_FREQ_HIGH_LATENCY)
4502                 return data->mem_latency_high;
4503         else if (clk >= MEM_FREQ_HIGH_LATENCY)
4504                 return data->mem_latency_low;
4505         else
4506                 return MEM_LATENCY_ERR;
4507 }
4508
4509 static int smu7_get_mclks(struct pp_hwmgr *hwmgr, struct amd_pp_clocks *clocks)
4510 {
4511         struct phm_ppt_v1_information *table_info =
4512                         (struct phm_ppt_v1_information *)hwmgr->pptable;
4513         struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table;
4514         int i;
4515         struct phm_clock_voltage_dependency_table *mclk_table;
4516
4517         if (hwmgr->pp_table_version == PP_TABLE_V1) {
4518                 if (table_info == NULL)
4519                         return -EINVAL;
4520                 dep_mclk_table = table_info->vdd_dep_on_mclk;
4521                 for (i = 0; i < dep_mclk_table->count; i++) {
4522                         clocks->clock[i] = dep_mclk_table->entries[i].clk;
4523                         clocks->latency[i] = smu7_get_mem_latency(hwmgr,
4524                                                 dep_mclk_table->entries[i].clk);
4525                 }
4526                 clocks->count = dep_mclk_table->count;
4527         } else if (hwmgr->pp_table_version == PP_TABLE_V0) {
4528                 mclk_table = hwmgr->dyn_state.vddc_dependency_on_mclk;
4529                 for (i = 0; i < mclk_table->count; i++)
4530                         clocks->clock[i] = mclk_table->entries[i].clk;
4531                 clocks->count = mclk_table->count;
4532         }
4533         return 0;
4534 }
4535
4536 static int smu7_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type,
4537                                                 struct amd_pp_clocks *clocks)
4538 {
4539         switch (type) {
4540         case amd_pp_sys_clock:
4541                 smu7_get_sclks(hwmgr, clocks);
4542                 break;
4543         case amd_pp_mem_clock:
4544                 smu7_get_mclks(hwmgr, clocks);
4545                 break;
4546         default:
4547                 return -EINVAL;
4548         }
4549
4550         return 0;
4551 }
4552
4553 static void smu7_find_min_clock_masks(struct pp_hwmgr *hwmgr,
4554                 uint32_t *sclk_mask, uint32_t *mclk_mask,
4555                 uint32_t min_sclk, uint32_t min_mclk)
4556 {
4557         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4558         struct smu7_dpm_table *dpm_table = &(data->dpm_table);
4559         uint32_t i;
4560
4561         for (i = 0; i < dpm_table->sclk_table.count; i++) {
4562                 if (dpm_table->sclk_table.dpm_levels[i].enabled &&
4563                         dpm_table->sclk_table.dpm_levels[i].value >= min_sclk)
4564                         *sclk_mask |= 1 << i;
4565         }
4566
4567         for (i = 0; i < dpm_table->mclk_table.count; i++) {
4568                 if (dpm_table->mclk_table.dpm_levels[i].enabled &&
4569                         dpm_table->mclk_table.dpm_levels[i].value >= min_mclk)
4570                         *mclk_mask |= 1 << i;
4571         }
4572 }
4573
4574 static int smu7_set_power_profile_state(struct pp_hwmgr *hwmgr,
4575                 struct amd_pp_profile *request)
4576 {
4577         struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
4578         int tmp_result, result = 0;
4579         uint32_t sclk_mask = 0, mclk_mask = 0;
4580
4581         if (hwmgr->chip_id == CHIP_FIJI) {
4582                 if (request->type == AMD_PP_GFX_PROFILE)
4583                         smu7_enable_power_containment(hwmgr);
4584                 else if (request->type == AMD_PP_COMPUTE_PROFILE)
4585                         smu7_disable_power_containment(hwmgr);
4586         }
4587
4588         if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_AUTO)
4589                 return -EINVAL;
4590
4591         tmp_result = smu7_freeze_sclk_mclk_dpm(hwmgr);
4592         PP_ASSERT_WITH_CODE(!tmp_result,
4593                         "Failed to freeze SCLK MCLK DPM!",
4594                         result = tmp_result);
4595
4596         tmp_result = smum_populate_requested_graphic_levels(hwmgr, request);
4597         PP_ASSERT_WITH_CODE(!tmp_result,
4598                         "Failed to populate requested graphic levels!",
4599                         result = tmp_result);
4600
4601         tmp_result = smu7_unfreeze_sclk_mclk_dpm(hwmgr);
4602         PP_ASSERT_WITH_CODE(!tmp_result,
4603                         "Failed to unfreeze SCLK MCLK DPM!",
4604                         result = tmp_result);
4605
4606         smu7_find_min_clock_masks(hwmgr, &sclk_mask, &mclk_mask,
4607                         request->min_sclk, request->min_mclk);
4608
4609         if (sclk_mask) {
4610                 if (!data->sclk_dpm_key_disabled)
4611                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4612                                 PPSMC_MSG_SCLKDPM_SetEnabledMask,
4613                                 data->dpm_level_enable_mask.
4614                                 sclk_dpm_enable_mask &
4615                                 sclk_mask);
4616         }
4617
4618         if (mclk_mask) {
4619                 if (!data->mclk_dpm_key_disabled)
4620                         smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
4621                                 PPSMC_MSG_MCLKDPM_SetEnabledMask,
4622                                 data->dpm_level_enable_mask.
4623                                 mclk_dpm_enable_mask &
4624                                 mclk_mask);
4625         }
4626
4627         return result;
4628 }
4629
4630 static int smu7_avfs_control(struct pp_hwmgr *hwmgr, bool enable)
4631 {
4632         if (enable) {
4633                 if (!PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device,
4634                                 CGS_IND_REG__SMC, FEATURE_STATUS, AVS_ON))
4635                         PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(
4636                                         hwmgr->smumgr, PPSMC_MSG_EnableAvfs),
4637                                         "Failed to enable AVFS!",
4638                                         return -EINVAL);
4639         } else if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device,
4640                         CGS_IND_REG__SMC, FEATURE_STATUS, AVS_ON))
4641                 PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(
4642                                 hwmgr->smumgr, PPSMC_MSG_DisableAvfs),
4643                                 "Failed to disable AVFS!",
4644                                 return -EINVAL);
4645
4646         return 0;
4647 }
4648
4649 static const struct pp_hwmgr_func smu7_hwmgr_funcs = {
4650         .backend_init = &smu7_hwmgr_backend_init,
4651         .backend_fini = &smu7_hwmgr_backend_fini,
4652         .asic_setup = &smu7_setup_asic_task,
4653         .dynamic_state_management_enable = &smu7_enable_dpm_tasks,
4654         .apply_state_adjust_rules = smu7_apply_state_adjust_rules,
4655         .force_dpm_level = &smu7_force_dpm_level,
4656         .power_state_set = smu7_set_power_state_tasks,
4657         .get_power_state_size = smu7_get_power_state_size,
4658         .get_mclk = smu7_dpm_get_mclk,
4659         .get_sclk = smu7_dpm_get_sclk,
4660         .patch_boot_state = smu7_dpm_patch_boot_state,
4661         .get_pp_table_entry = smu7_get_pp_table_entry,
4662         .get_num_of_pp_table_entries = smu7_get_number_of_powerplay_table_entries,
4663         .powerdown_uvd = smu7_powerdown_uvd,
4664         .powergate_uvd = smu7_powergate_uvd,
4665         .powergate_vce = smu7_powergate_vce,
4666         .disable_clock_power_gating = smu7_disable_clock_power_gating,
4667         .update_clock_gatings = smu7_update_clock_gatings,
4668         .notify_smc_display_config_after_ps_adjustment = smu7_notify_smc_display_config_after_ps_adjustment,
4669         .display_config_changed = smu7_display_configuration_changed_task,
4670         .set_max_fan_pwm_output = smu7_set_max_fan_pwm_output,
4671         .set_max_fan_rpm_output = smu7_set_max_fan_rpm_output,
4672         .get_temperature = smu7_thermal_get_temperature,
4673         .stop_thermal_controller = smu7_thermal_stop_thermal_controller,
4674         .get_fan_speed_info = smu7_fan_ctrl_get_fan_speed_info,
4675         .get_fan_speed_percent = smu7_fan_ctrl_get_fan_speed_percent,
4676         .set_fan_speed_percent = smu7_fan_ctrl_set_fan_speed_percent,
4677         .reset_fan_speed_to_default = smu7_fan_ctrl_reset_fan_speed_to_default,
4678         .get_fan_speed_rpm = smu7_fan_ctrl_get_fan_speed_rpm,
4679         .set_fan_speed_rpm = smu7_fan_ctrl_set_fan_speed_rpm,
4680         .uninitialize_thermal_controller = smu7_thermal_ctrl_uninitialize_thermal_controller,
4681         .register_internal_thermal_interrupt = smu7_register_internal_thermal_interrupt,
4682         .check_smc_update_required_for_display_configuration = smu7_check_smc_update_required_for_display_configuration,
4683         .check_states_equal = smu7_check_states_equal,
4684         .set_fan_control_mode = smu7_set_fan_control_mode,
4685         .get_fan_control_mode = smu7_get_fan_control_mode,
4686         .force_clock_level = smu7_force_clock_level,
4687         .print_clock_levels = smu7_print_clock_levels,
4688         .enable_per_cu_power_gating = smu7_enable_per_cu_power_gating,
4689         .get_sclk_od = smu7_get_sclk_od,
4690         .set_sclk_od = smu7_set_sclk_od,
4691         .get_mclk_od = smu7_get_mclk_od,
4692         .set_mclk_od = smu7_set_mclk_od,
4693         .get_clock_by_type = smu7_get_clock_by_type,
4694         .read_sensor = smu7_read_sensor,
4695         .dynamic_state_management_disable = smu7_disable_dpm_tasks,
4696         .set_power_profile_state = smu7_set_power_profile_state,
4697         .avfs_control = smu7_avfs_control,
4698         .disable_smc_firmware_ctf = smu7_thermal_disable_alert,
4699 };
4700
4701 uint8_t smu7_get_sleep_divider_id_from_clock(uint32_t clock,
4702                 uint32_t clock_insr)
4703 {
4704         uint8_t i;
4705         uint32_t temp;
4706         uint32_t min = max(clock_insr, (uint32_t)SMU7_MINIMUM_ENGINE_CLOCK);
4707
4708         PP_ASSERT_WITH_CODE((clock >= min), "Engine clock can't satisfy stutter requirement!", return 0);
4709         for (i = SMU7_MAX_DEEPSLEEP_DIVIDER_ID;  ; i--) {
4710                 temp = clock >> i;
4711
4712                 if (temp >= min || i == 0)
4713                         break;
4714         }
4715         return i;
4716 }
4717
4718 int smu7_init_function_pointers(struct pp_hwmgr *hwmgr)
4719 {
4720         int ret = 0;
4721
4722         hwmgr->hwmgr_func = &smu7_hwmgr_funcs;
4723         if (hwmgr->pp_table_version == PP_TABLE_V0)
4724                 hwmgr->pptable_func = &pptable_funcs;
4725         else if (hwmgr->pp_table_version == PP_TABLE_V1)
4726                 hwmgr->pptable_func = &pptable_v1_0_funcs;
4727
4728         return ret;
4729 }
4730