drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

   1 /*
   2  * Copyright 2019 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 #define SWSMU_CODE_LAYER_L1
  24
  25 #include <linux/firmware.h>
  26 #include <linux/pci.h>
  27 #include <linux/power_supply.h>
  28 #include <linux/reboot.h>
  29
  30 #include "amdgpu.h"
  31 #include "amdgpu_smu.h"
  32 #include "smu_internal.h"
  33 #include "atom.h"
  34 #include "arcturus_ppt.h"
  35 #include "navi10_ppt.h"
  36 #include "sienna_cichlid_ppt.h"
  37 #include "renoir_ppt.h"
  38 #include "vangogh_ppt.h"
  39 #include "aldebaran_ppt.h"
  40 #include "yellow_carp_ppt.h"
  41 #include "cyan_skillfish_ppt.h"
  42 #include "smu_v13_0_0_ppt.h"
  43 #include "smu_v13_0_4_ppt.h"
  44 #include "smu_v13_0_5_ppt.h"
  45 #include "smu_v13_0_6_ppt.h"
  46 #include "smu_v13_0_7_ppt.h"
  47 #include "smu_v14_0_0_ppt.h"
  48 #include "amd_pcie.h"
  49
  50 /*
  51  * DO NOT use these for err/warn/info/debug messages.
  52  * Use dev_err, dev_warn, dev_info and dev_dbg instead.
  53  * They are more MGPU friendly.
  54  */
  55 #undef pr_err
  56 #undef pr_warn
  57 #undef pr_info
  58 #undef pr_debug
  59
  60 static const struct amd_pm_funcs swsmu_pm_funcs;
  61 static int smu_force_smuclk_levels(struct smu_context *smu,
  62                                    enum smu_clk_type clk_type,
  63                                    uint32_t mask);
  64 static int smu_handle_task(struct smu_context *smu,
  65                            enum amd_dpm_forced_level level,
  66                            enum amd_pp_task task_id);
  67 static int smu_reset(struct smu_context *smu);
  68 static int smu_set_fan_speed_pwm(void *handle, u32 speed);
  69 static int smu_set_fan_control_mode(void *handle, u32 value);
  70 static int smu_set_power_limit(void *handle, uint32_t limit);
  71 static int smu_set_fan_speed_rpm(void *handle, uint32_t speed);
  72 static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled);
  73 static int smu_set_mp1_state(void *handle, enum pp_mp1_state mp1_state);
  74
  75 static int smu_sys_get_pp_feature_mask(void *handle,
  76                                        char *buf)
  77 {
  78         struct smu_context *smu = handle;
  79
  80         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
  81                 return -EOPNOTSUPP;
  82
  83         return smu_get_pp_feature_mask(smu, buf);
  84 }
  85
  86 static int smu_sys_set_pp_feature_mask(void *handle,
  87                                        uint64_t new_mask)
  88 {
  89         struct smu_context *smu = handle;
  90
  91         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
  92                 return -EOPNOTSUPP;
  93
  94         return smu_set_pp_feature_mask(smu, new_mask);
  95 }
  96
  97 int smu_set_residency_gfxoff(struct smu_context *smu, bool value)
  98 {
  99         if (!smu->ppt_funcs->set_gfx_off_residency)
 100                 return -EINVAL;
 101
 102         return smu_set_gfx_off_residency(smu, value);
 103 }
 104
 105 int smu_get_residency_gfxoff(struct smu_context *smu, u32 *value)
 106 {
 107         if (!smu->ppt_funcs->get_gfx_off_residency)
 108                 return -EINVAL;
 109
 110         return smu_get_gfx_off_residency(smu, value);
 111 }
 112
 113 int smu_get_entrycount_gfxoff(struct smu_context *smu, u64 *value)
 114 {
 115         if (!smu->ppt_funcs->get_gfx_off_entrycount)
 116                 return -EINVAL;
 117
 118         return smu_get_gfx_off_entrycount(smu, value);
 119 }
 120
 121 int smu_get_status_gfxoff(struct smu_context *smu, uint32_t *value)
 122 {
 123         if (!smu->ppt_funcs->get_gfx_off_status)
 124                 return -EINVAL;
 125
 126         *value = smu_get_gfx_off_status(smu);
 127
 128         return 0;
 129 }
 130
 131 int smu_set_soft_freq_range(struct smu_context *smu,
 132                             enum smu_clk_type clk_type,
 133                             uint32_t min,
 134                             uint32_t max)
 135 {
 136         int ret = 0;
 137
 138         if (smu->ppt_funcs->set_soft_freq_limited_range)
 139                 ret = smu->ppt_funcs->set_soft_freq_limited_range(smu,
 140                                                                   clk_type,
 141                                                                   min,
 142                                                                   max);
 143
 144         return ret;
 145 }
 146
 147 int smu_get_dpm_freq_range(struct smu_context *smu,
 148                            enum smu_clk_type clk_type,
 149                            uint32_t *min,
 150                            uint32_t *max)
 151 {
 152         int ret = -ENOTSUPP;
 153
 154         if (!min && !max)
 155                 return -EINVAL;
 156
 157         if (smu->ppt_funcs->get_dpm_ultimate_freq)
 158                 ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu,
 159                                                             clk_type,
 160                                                             min,
 161                                                             max);
 162
 163         return ret;
 164 }
 165
 166 int smu_set_gfx_power_up_by_imu(struct smu_context *smu)
 167 {
 168         int ret = 0;
 169         struct amdgpu_device *adev = smu->adev;
 170
 171         if (smu->ppt_funcs->set_gfx_power_up_by_imu) {
 172                 ret = smu->ppt_funcs->set_gfx_power_up_by_imu(smu);
 173                 if (ret)
 174                         dev_err(adev->dev, "Failed to enable gfx imu!\n");
 175         }
 176         return ret;
 177 }
 178
 179 static u32 smu_get_mclk(void *handle, bool low)
 180 {
 181         struct smu_context *smu = handle;
 182         uint32_t clk_freq;
 183         int ret = 0;
 184
 185         ret = smu_get_dpm_freq_range(smu, SMU_UCLK,
 186                                      low ? &clk_freq : NULL,
 187                                      !low ? &clk_freq : NULL);
 188         if (ret)
 189                 return 0;
 190         return clk_freq * 100;
 191 }
 192
 193 static u32 smu_get_sclk(void *handle, bool low)
 194 {
 195         struct smu_context *smu = handle;
 196         uint32_t clk_freq;
 197         int ret = 0;
 198
 199         ret = smu_get_dpm_freq_range(smu, SMU_GFXCLK,
 200                                      low ? &clk_freq : NULL,
 201                                      !low ? &clk_freq : NULL);
 202         if (ret)
 203                 return 0;
 204         return clk_freq * 100;
 205 }
 206
 207 static int smu_set_gfx_imu_enable(struct smu_context *smu)
 208 {
 209         struct amdgpu_device *adev = smu->adev;
 210
 211         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
 212                 return 0;
 213
 214         if (amdgpu_in_reset(smu->adev) || adev->in_s0ix)
 215                 return 0;
 216
 217         return smu_set_gfx_power_up_by_imu(smu);
 218 }
 219
 220 static bool is_vcn_enabled(struct amdgpu_device *adev)
 221 {
 222         int i;
 223
 224         for (i = 0; i < adev->num_ip_blocks; i++) {
 225                 if ((adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_VCN ||
 226                         adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_JPEG) &&
 227                         !adev->ip_blocks[i].status.valid)
 228                         return false;
 229         }
 230
 231         return true;
 232 }
 233
 234 static int smu_dpm_set_vcn_enable(struct smu_context *smu,
 235                                   bool enable)
 236 {
 237         struct smu_power_context *smu_power = &smu->smu_power;
 238         struct smu_power_gate *power_gate = &smu_power->power_gate;
 239         int ret = 0;
 240
 241         /*
 242          * don't poweron vcn/jpeg when they are skipped.
 243          */
 244         if (!is_vcn_enabled(smu->adev))
 245                 return 0;
 246
 247         if (!smu->ppt_funcs->dpm_set_vcn_enable)
 248                 return 0;
 249
 250         if (atomic_read(&power_gate->vcn_gated) ^ enable)
 251                 return 0;
 252
 253         ret = smu->ppt_funcs->dpm_set_vcn_enable(smu, enable);
 254         if (!ret)
 255                 atomic_set(&power_gate->vcn_gated, !enable);
 256
 257         return ret;
 258 }
 259
 260 static int smu_dpm_set_jpeg_enable(struct smu_context *smu,
 261                                    bool enable)
 262 {
 263         struct smu_power_context *smu_power = &smu->smu_power;
 264         struct smu_power_gate *power_gate = &smu_power->power_gate;
 265         int ret = 0;
 266
 267         if (!is_vcn_enabled(smu->adev))
 268                 return 0;
 269
 270         if (!smu->ppt_funcs->dpm_set_jpeg_enable)
 271                 return 0;
 272
 273         if (atomic_read(&power_gate->jpeg_gated) ^ enable)
 274                 return 0;
 275
 276         ret = smu->ppt_funcs->dpm_set_jpeg_enable(smu, enable);
 277         if (!ret)
 278                 atomic_set(&power_gate->jpeg_gated, !enable);
 279
 280         return ret;
 281 }
 282
 283 static int smu_dpm_set_vpe_enable(struct smu_context *smu,
 284                                    bool enable)
 285 {
 286         struct smu_power_context *smu_power = &smu->smu_power;
 287         struct smu_power_gate *power_gate = &smu_power->power_gate;
 288         int ret = 0;
 289
 290         if (!smu->ppt_funcs->dpm_set_vpe_enable)
 291                 return 0;
 292
 293         if (atomic_read(&power_gate->vpe_gated) ^ enable)
 294                 return 0;
 295
 296         ret = smu->ppt_funcs->dpm_set_vpe_enable(smu, enable);
 297         if (!ret)
 298                 atomic_set(&power_gate->vpe_gated, !enable);
 299
 300         return ret;
 301 }
 302
 303 static int smu_dpm_set_umsch_mm_enable(struct smu_context *smu,
 304                                    bool enable)
 305 {
 306         struct smu_power_context *smu_power = &smu->smu_power;
 307         struct smu_power_gate *power_gate = &smu_power->power_gate;
 308         int ret = 0;
 309
 310         if (!smu->adev->enable_umsch_mm)
 311                 return 0;
 312
 313         if (!smu->ppt_funcs->dpm_set_umsch_mm_enable)
 314                 return 0;
 315
 316         if (atomic_read(&power_gate->umsch_mm_gated) ^ enable)
 317                 return 0;
 318
 319         ret = smu->ppt_funcs->dpm_set_umsch_mm_enable(smu, enable);
 320         if (!ret)
 321                 atomic_set(&power_gate->umsch_mm_gated, !enable);
 322
 323         return ret;
 324 }
 325
 326 /**
 327  * smu_dpm_set_power_gate - power gate/ungate the specific IP block
 328  *
 329  * @handle:        smu_context pointer
 330  * @block_type: the IP block to power gate/ungate
 331  * @gate:       to power gate if true, ungate otherwise
 332  *
 333  * This API uses no smu->mutex lock protection due to:
 334  * 1. It is either called by other IP block(gfx/sdma/vcn/uvd/vce).
 335  *    This is guarded to be race condition free by the caller.
 336  * 2. Or get called on user setting request of power_dpm_force_performance_level.
 337  *    Under this case, the smu->mutex lock protection is already enforced on
 338  *    the parent API smu_force_performance_level of the call path.
 339  */
 340 static int smu_dpm_set_power_gate(void *handle,
 341                                   uint32_t block_type,
 342                                   bool gate)
 343 {
 344         struct smu_context *smu = handle;
 345         int ret = 0;
 346
 347         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) {
 348                 dev_WARN(smu->adev->dev,
 349                          "SMU uninitialized but power %s requested for %u!\n",
 350                          gate ? "gate" : "ungate", block_type);
 351                 return -EOPNOTSUPP;
 352         }
 353
 354         switch (block_type) {
 355         /*
 356          * Some legacy code of amdgpu_vcn.c and vcn_v2*.c still uses
 357          * AMD_IP_BLOCK_TYPE_UVD for VCN. So, here both of them are kept.
 358          */
 359         case AMD_IP_BLOCK_TYPE_UVD:
 360         case AMD_IP_BLOCK_TYPE_VCN:
 361                 ret = smu_dpm_set_vcn_enable(smu, !gate);
 362                 if (ret)
 363                         dev_err(smu->adev->dev, "Failed to power %s VCN!\n",
 364                                 gate ? "gate" : "ungate");
 365                 break;
 366         case AMD_IP_BLOCK_TYPE_GFX:
 367                 ret = smu_gfx_off_control(smu, gate);
 368                 if (ret)
 369                         dev_err(smu->adev->dev, "Failed to %s gfxoff!\n",
 370                                 gate ? "enable" : "disable");
 371                 break;
 372         case AMD_IP_BLOCK_TYPE_SDMA:
 373                 ret = smu_powergate_sdma(smu, gate);
 374                 if (ret)
 375                         dev_err(smu->adev->dev, "Failed to power %s SDMA!\n",
 376                                 gate ? "gate" : "ungate");
 377                 break;
 378         case AMD_IP_BLOCK_TYPE_JPEG:
 379                 ret = smu_dpm_set_jpeg_enable(smu, !gate);
 380                 if (ret)
 381                         dev_err(smu->adev->dev, "Failed to power %s JPEG!\n",
 382                                 gate ? "gate" : "ungate");
 383                 break;
 384         case AMD_IP_BLOCK_TYPE_VPE:
 385                 ret = smu_dpm_set_vpe_enable(smu, !gate);
 386                 if (ret)
 387                         dev_err(smu->adev->dev, "Failed to power %s VPE!\n",
 388                                 gate ? "gate" : "ungate");
 389                 break;
 390         default:
 391                 dev_err(smu->adev->dev, "Unsupported block type!\n");
 392                 return -EINVAL;
 393         }
 394
 395         return ret;
 396 }
 397
 398 /**
 399  * smu_set_user_clk_dependencies - set user profile clock dependencies
 400  *
 401  * @smu:        smu_context pointer
 402  * @clk:        enum smu_clk_type type
 403  *
 404  * Enable/Disable the clock dependency for the @clk type.
 405  */
 406 static void smu_set_user_clk_dependencies(struct smu_context *smu, enum smu_clk_type clk)
 407 {
 408         if (smu->adev->in_suspend)
 409                 return;
 410
 411         if (clk == SMU_MCLK) {
 412                 smu->user_dpm_profile.clk_dependency = 0;
 413                 smu->user_dpm_profile.clk_dependency = BIT(SMU_FCLK) | BIT(SMU_SOCCLK);
 414         } else if (clk == SMU_FCLK) {
 415                 /* MCLK takes precedence over FCLK */
 416                 if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
 417                         return;
 418
 419                 smu->user_dpm_profile.clk_dependency = 0;
 420                 smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_SOCCLK);
 421         } else if (clk == SMU_SOCCLK) {
 422                 /* MCLK takes precedence over SOCCLK */
 423                 if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
 424                         return;
 425
 426                 smu->user_dpm_profile.clk_dependency = 0;
 427                 smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_FCLK);
 428         } else
 429                 /* Add clk dependencies here, if any */
 430                 return;
 431 }
 432
 433 /**
 434  * smu_restore_dpm_user_profile - reinstate user dpm profile
 435  *
 436  * @smu:        smu_context pointer
 437  *
 438  * Restore the saved user power configurations include power limit,
 439  * clock frequencies, fan control mode and fan speed.
 440  */
 441 static void smu_restore_dpm_user_profile(struct smu_context *smu)
 442 {
 443         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
 444         int ret = 0;
 445
 446         if (!smu->adev->in_suspend)
 447                 return;
 448
 449         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 450                 return;
 451
 452         /* Enable restore flag */
 453         smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE;
 454
 455         /* set the user dpm power limit */
 456         if (smu->user_dpm_profile.power_limit) {
 457                 ret = smu_set_power_limit(smu, smu->user_dpm_profile.power_limit);
 458                 if (ret)
 459                         dev_err(smu->adev->dev, "Failed to set power limit value\n");
 460         }
 461
 462         /* set the user dpm clock configurations */
 463         if (smu_dpm_ctx->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL) {
 464                 enum smu_clk_type clk_type;
 465
 466                 for (clk_type = 0; clk_type < SMU_CLK_COUNT; clk_type++) {
 467                         /*
 468                          * Iterate over smu clk type and force the saved user clk
 469                          * configs, skip if clock dependency is enabled
 470                          */
 471                         if (!(smu->user_dpm_profile.clk_dependency & BIT(clk_type)) &&
 472                                         smu->user_dpm_profile.clk_mask[clk_type]) {
 473                                 ret = smu_force_smuclk_levels(smu, clk_type,
 474                                                 smu->user_dpm_profile.clk_mask[clk_type]);
 475                                 if (ret)
 476                                         dev_err(smu->adev->dev,
 477                                                 "Failed to set clock type = %d\n", clk_type);
 478                         }
 479                 }
 480         }
 481
 482         /* set the user dpm fan configurations */
 483         if (smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_MANUAL ||
 484             smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_NONE) {
 485                 ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode);
 486                 if (ret != -EOPNOTSUPP) {
 487                         smu->user_dpm_profile.fan_speed_pwm = 0;
 488                         smu->user_dpm_profile.fan_speed_rpm = 0;
 489                         smu->user_dpm_profile.fan_mode = AMD_FAN_CTRL_AUTO;
 490                         dev_err(smu->adev->dev, "Failed to set manual fan control mode\n");
 491                 }
 492
 493                 if (smu->user_dpm_profile.fan_speed_pwm) {
 494                         ret = smu_set_fan_speed_pwm(smu, smu->user_dpm_profile.fan_speed_pwm);
 495                         if (ret != -EOPNOTSUPP)
 496                                 dev_err(smu->adev->dev, "Failed to set manual fan speed in pwm\n");
 497                 }
 498
 499                 if (smu->user_dpm_profile.fan_speed_rpm) {
 500                         ret = smu_set_fan_speed_rpm(smu, smu->user_dpm_profile.fan_speed_rpm);
 501                         if (ret != -EOPNOTSUPP)
 502                                 dev_err(smu->adev->dev, "Failed to set manual fan speed in rpm\n");
 503                 }
 504         }
 505
 506         /* Restore user customized OD settings */
 507         if (smu->user_dpm_profile.user_od) {
 508                 if (smu->ppt_funcs->restore_user_od_settings) {
 509                         ret = smu->ppt_funcs->restore_user_od_settings(smu);
 510                         if (ret)
 511                                 dev_err(smu->adev->dev, "Failed to upload customized OD settings\n");
 512                 }
 513         }
 514
 515         /* Disable restore flag */
 516         smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE;
 517 }
 518
 519 static int smu_get_power_num_states(void *handle,
 520                                     struct pp_states_info *state_info)
 521 {
 522         if (!state_info)
 523                 return -EINVAL;
 524
 525         /* not support power state */
 526         memset(state_info, 0, sizeof(struct pp_states_info));
 527         state_info->nums = 1;
 528         state_info->states[0] = POWER_STATE_TYPE_DEFAULT;
 529
 530         return 0;
 531 }
 532
 533 bool is_support_sw_smu(struct amdgpu_device *adev)
 534 {
 535         /* vega20 is 11.0.2, but it's supported via the powerplay code */
 536         if (adev->asic_type == CHIP_VEGA20)
 537                 return false;
 538
 539         if (amdgpu_ip_version(adev, MP1_HWIP, 0) >= IP_VERSION(11, 0, 0))
 540                 return true;
 541
 542         return false;
 543 }
 544
 545 bool is_support_cclk_dpm(struct amdgpu_device *adev)
 546 {
 547         struct smu_context *smu = adev->powerplay.pp_handle;
 548
 549         if (!smu_feature_is_enabled(smu, SMU_FEATURE_CCLK_DPM_BIT))
 550                 return false;
 551
 552         return true;
 553 }
 554
 555
 556 static int smu_sys_get_pp_table(void *handle,
 557                                 char **table)
 558 {
 559         struct smu_context *smu = handle;
 560         struct smu_table_context *smu_table = &smu->smu_table;
 561
 562         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 563                 return -EOPNOTSUPP;
 564
 565         if (!smu_table->power_play_table && !smu_table->hardcode_pptable)
 566                 return -EINVAL;
 567
 568         if (smu_table->hardcode_pptable)
 569                 *table = smu_table->hardcode_pptable;
 570         else
 571                 *table = smu_table->power_play_table;
 572
 573         return smu_table->power_play_table_size;
 574 }
 575
 576 static int smu_sys_set_pp_table(void *handle,
 577                                 const char *buf,
 578                                 size_t size)
 579 {
 580         struct smu_context *smu = handle;
 581         struct smu_table_context *smu_table = &smu->smu_table;
 582         ATOM_COMMON_TABLE_HEADER *header = (ATOM_COMMON_TABLE_HEADER *)buf;
 583         int ret = 0;
 584
 585         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 586                 return -EOPNOTSUPP;
 587
 588         if (header->usStructureSize != size) {
 589                 dev_err(smu->adev->dev, "pp table size not matched !\n");
 590                 return -EIO;
 591         }
 592
 593         if (!smu_table->hardcode_pptable) {
 594                 smu_table->hardcode_pptable = kzalloc(size, GFP_KERNEL);
 595                 if (!smu_table->hardcode_pptable)
 596                         return -ENOMEM;
 597         }
 598
 599         memcpy(smu_table->hardcode_pptable, buf, size);
 600         smu_table->power_play_table = smu_table->hardcode_pptable;
 601         smu_table->power_play_table_size = size;
 602
 603         /*
 604          * Special hw_fini action(for Navi1x, the DPMs disablement will be
 605          * skipped) may be needed for custom pptable uploading.
 606          */
 607         smu->uploading_custom_pp_table = true;
 608
 609         ret = smu_reset(smu);
 610         if (ret)
 611                 dev_info(smu->adev->dev, "smu reset failed, ret = %d\n", ret);
 612
 613         smu->uploading_custom_pp_table = false;
 614
 615         return ret;
 616 }
 617
 618 static int smu_get_driver_allowed_feature_mask(struct smu_context *smu)
 619 {
 620         struct smu_feature *feature = &smu->smu_feature;
 621         uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32];
 622         int ret = 0;
 623
 624         /*
 625          * With SCPM enabled, the allowed featuremasks setting(via
 626          * PPSMC_MSG_SetAllowedFeaturesMaskLow/High) is not permitted.
 627          * That means there is no way to let PMFW knows the settings below.
 628          * Thus, we just assume all the features are allowed under
 629          * such scenario.
 630          */
 631         if (smu->adev->scpm_enabled) {
 632                 bitmap_fill(feature->allowed, SMU_FEATURE_MAX);
 633                 return 0;
 634         }
 635
 636         bitmap_zero(feature->allowed, SMU_FEATURE_MAX);
 637
 638         ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask,
 639                                              SMU_FEATURE_MAX/32);
 640         if (ret)
 641                 return ret;
 642
 643         bitmap_or(feature->allowed, feature->allowed,
 644                       (unsigned long *)allowed_feature_mask,
 645                       feature->feature_num);
 646
 647         return ret;
 648 }
 649
 650 static int smu_set_funcs(struct amdgpu_device *adev)
 651 {
 652         struct smu_context *smu = adev->powerplay.pp_handle;
 653
 654         if (adev->pm.pp_feature & PP_OVERDRIVE_MASK)
 655                 smu->od_enabled = true;
 656
 657         switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
 658         case IP_VERSION(11, 0, 0):
 659         case IP_VERSION(11, 0, 5):
 660         case IP_VERSION(11, 0, 9):
 661                 navi10_set_ppt_funcs(smu);
 662                 break;
 663         case IP_VERSION(11, 0, 7):
 664         case IP_VERSION(11, 0, 11):
 665         case IP_VERSION(11, 0, 12):
 666         case IP_VERSION(11, 0, 13):
 667                 sienna_cichlid_set_ppt_funcs(smu);
 668                 break;
 669         case IP_VERSION(12, 0, 0):
 670         case IP_VERSION(12, 0, 1):
 671                 renoir_set_ppt_funcs(smu);
 672                 break;
 673         case IP_VERSION(11, 5, 0):
 674                 vangogh_set_ppt_funcs(smu);
 675                 break;
 676         case IP_VERSION(13, 0, 1):
 677         case IP_VERSION(13, 0, 3):
 678         case IP_VERSION(13, 0, 8):
 679                 yellow_carp_set_ppt_funcs(smu);
 680                 break;
 681         case IP_VERSION(13, 0, 4):
 682         case IP_VERSION(13, 0, 11):
 683                 smu_v13_0_4_set_ppt_funcs(smu);
 684                 break;
 685         case IP_VERSION(13, 0, 5):
 686                 smu_v13_0_5_set_ppt_funcs(smu);
 687                 break;
 688         case IP_VERSION(11, 0, 8):
 689                 cyan_skillfish_set_ppt_funcs(smu);
 690                 break;
 691         case IP_VERSION(11, 0, 2):
 692                 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
 693                 arcturus_set_ppt_funcs(smu);
 694                 /* OD is not supported on Arcturus */
 695                 smu->od_enabled = false;
 696                 break;
 697         case IP_VERSION(13, 0, 2):
 698                 aldebaran_set_ppt_funcs(smu);
 699                 /* Enable pp_od_clk_voltage node */
 700                 smu->od_enabled = true;
 701                 break;
 702         case IP_VERSION(13, 0, 0):
 703         case IP_VERSION(13, 0, 10):
 704                 smu_v13_0_0_set_ppt_funcs(smu);
 705                 break;
 706         case IP_VERSION(13, 0, 6):
 707                 smu_v13_0_6_set_ppt_funcs(smu);
 708                 /* Enable pp_od_clk_voltage node */
 709                 smu->od_enabled = true;
 710                 break;
 711         case IP_VERSION(13, 0, 7):
 712                 smu_v13_0_7_set_ppt_funcs(smu);
 713                 break;
 714         case IP_VERSION(14, 0, 0):
 715         case IP_VERSION(14, 0, 1):
 716                 smu_v14_0_0_set_ppt_funcs(smu);
 717                 break;
 718         default:
 719                 return -EINVAL;
 720         }
 721
 722         return 0;
 723 }
 724
 725 static int smu_early_init(void *handle)
 726 {
 727         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 728         struct smu_context *smu;
 729         int r;
 730
 731         smu = kzalloc(sizeof(struct smu_context), GFP_KERNEL);
 732         if (!smu)
 733                 return -ENOMEM;
 734
 735         smu->adev = adev;
 736         smu->pm_enabled = !!amdgpu_dpm;
 737         smu->is_apu = false;
 738         smu->smu_baco.state = SMU_BACO_STATE_NONE;
 739         smu->smu_baco.platform_support = false;
 740         smu->user_dpm_profile.fan_mode = -1;
 741
 742         mutex_init(&smu->message_lock);
 743
 744         adev->powerplay.pp_handle = smu;
 745         adev->powerplay.pp_funcs = &swsmu_pm_funcs;
 746
 747         r = smu_set_funcs(adev);
 748         if (r)
 749                 return r;
 750         return smu_init_microcode(smu);
 751 }
 752
 753 static int smu_set_default_dpm_table(struct smu_context *smu)
 754 {
 755         struct amdgpu_device *adev = smu->adev;
 756         struct smu_power_context *smu_power = &smu->smu_power;
 757         struct smu_power_gate *power_gate = &smu_power->power_gate;
 758         int vcn_gate, jpeg_gate;
 759         int ret = 0;
 760
 761         if (!smu->ppt_funcs->set_default_dpm_table)
 762                 return 0;
 763
 764         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 765                 vcn_gate = atomic_read(&power_gate->vcn_gated);
 766         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG)
 767                 jpeg_gate = atomic_read(&power_gate->jpeg_gated);
 768
 769         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 770                 ret = smu_dpm_set_vcn_enable(smu, true);
 771                 if (ret)
 772                         return ret;
 773         }
 774
 775         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
 776                 ret = smu_dpm_set_jpeg_enable(smu, true);
 777                 if (ret)
 778                         goto err_out;
 779         }
 780
 781         ret = smu->ppt_funcs->set_default_dpm_table(smu);
 782         if (ret)
 783                 dev_err(smu->adev->dev,
 784                         "Failed to setup default dpm clock tables!\n");
 785
 786         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG)
 787                 smu_dpm_set_jpeg_enable(smu, !jpeg_gate);
 788 err_out:
 789         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 790                 smu_dpm_set_vcn_enable(smu, !vcn_gate);
 791
 792         return ret;
 793 }
 794
 795 static int smu_apply_default_config_table_settings(struct smu_context *smu)
 796 {
 797         struct amdgpu_device *adev = smu->adev;
 798         int ret = 0;
 799
 800         ret = smu_get_default_config_table_settings(smu,
 801                                                     &adev->pm.config_table);
 802         if (ret)
 803                 return ret;
 804
 805         return smu_set_config_table(smu, &adev->pm.config_table);
 806 }
 807
 808 static int smu_late_init(void *handle)
 809 {
 810         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 811         struct smu_context *smu = adev->powerplay.pp_handle;
 812         int ret = 0;
 813
 814         smu_set_fine_grain_gfx_freq_parameters(smu);
 815
 816         if (!smu->pm_enabled)
 817                 return 0;
 818
 819         ret = smu_post_init(smu);
 820         if (ret) {
 821                 dev_err(adev->dev, "Failed to post smu init!\n");
 822                 return ret;
 823         }
 824
 825         /*
 826          * Explicitly notify PMFW the power mode the system in. Since
 827          * the PMFW may boot the ASIC with a different mode.
 828          * For those supporting ACDC switch via gpio, PMFW will
 829          * handle the switch automatically. Driver involvement
 830          * is unnecessary.
 831          */
 832         adev->pm.ac_power = power_supply_is_system_supplied() > 0;
 833         smu_set_ac_dc(smu);
 834
 835         if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 1)) ||
 836             (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 3)))
 837                 return 0;
 838
 839         if (!amdgpu_sriov_vf(adev) || smu->od_enabled) {
 840                 ret = smu_set_default_od_settings(smu);
 841                 if (ret) {
 842                         dev_err(adev->dev, "Failed to setup default OD settings!\n");
 843                         return ret;
 844                 }
 845         }
 846
 847         ret = smu_populate_umd_state_clk(smu);
 848         if (ret) {
 849                 dev_err(adev->dev, "Failed to populate UMD state clocks!\n");
 850                 return ret;
 851         }
 852
 853         ret = smu_get_asic_power_limits(smu,
 854                                         &smu->current_power_limit,
 855                                         &smu->default_power_limit,
 856                                         &smu->max_power_limit,
 857                                         &smu->min_power_limit);
 858         if (ret) {
 859                 dev_err(adev->dev, "Failed to get asic power limits!\n");
 860                 return ret;
 861         }
 862
 863         if (!amdgpu_sriov_vf(adev))
 864                 smu_get_unique_id(smu);
 865
 866         smu_get_fan_parameters(smu);
 867
 868         smu_handle_task(smu,
 869                         smu->smu_dpm.dpm_level,
 870                         AMD_PP_TASK_COMPLETE_INIT);
 871
 872         ret = smu_apply_default_config_table_settings(smu);
 873         if (ret && (ret != -EOPNOTSUPP)) {
 874                 dev_err(adev->dev, "Failed to apply default DriverSmuConfig settings!\n");
 875                 return ret;
 876         }
 877
 878         smu_restore_dpm_user_profile(smu);
 879
 880         return 0;
 881 }
 882
 883 static int smu_init_fb_allocations(struct smu_context *smu)
 884 {
 885         struct amdgpu_device *adev = smu->adev;
 886         struct smu_table_context *smu_table = &smu->smu_table;
 887         struct smu_table *tables = smu_table->tables;
 888         struct smu_table *driver_table = &(smu_table->driver_table);
 889         uint32_t max_table_size = 0;
 890         int ret, i;
 891
 892         /* VRAM allocation for tool table */
 893         if (tables[SMU_TABLE_PMSTATUSLOG].size) {
 894                 ret = amdgpu_bo_create_kernel(adev,
 895                                               tables[SMU_TABLE_PMSTATUSLOG].size,
 896                                               tables[SMU_TABLE_PMSTATUSLOG].align,
 897                                               tables[SMU_TABLE_PMSTATUSLOG].domain,
 898                                               &tables[SMU_TABLE_PMSTATUSLOG].bo,
 899                                               &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 900                                               &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 901                 if (ret) {
 902                         dev_err(adev->dev, "VRAM allocation for tool table failed!\n");
 903                         return ret;
 904                 }
 905         }
 906
 907         driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT;
 908         /* VRAM allocation for driver table */
 909         for (i = 0; i < SMU_TABLE_COUNT; i++) {
 910                 if (tables[i].size == 0)
 911                         continue;
 912
 913                 /* If one of the tables has VRAM domain restriction, keep it in
 914                  * VRAM
 915                  */
 916                 if ((tables[i].domain &
 917                     (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) ==
 918                             AMDGPU_GEM_DOMAIN_VRAM)
 919                         driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM;
 920
 921                 if (i == SMU_TABLE_PMSTATUSLOG)
 922                         continue;
 923
 924                 if (max_table_size < tables[i].size)
 925                         max_table_size = tables[i].size;
 926         }
 927
 928         driver_table->size = max_table_size;
 929         driver_table->align = PAGE_SIZE;
 930
 931         ret = amdgpu_bo_create_kernel(adev,
 932                                       driver_table->size,
 933                                       driver_table->align,
 934                                       driver_table->domain,
 935                                       &driver_table->bo,
 936                                       &driver_table->mc_address,
 937                                       &driver_table->cpu_addr);
 938         if (ret) {
 939                 dev_err(adev->dev, "VRAM allocation for driver table failed!\n");
 940                 if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
 941                         amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
 942                                               &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 943                                               &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 944         }
 945
 946         return ret;
 947 }
 948
 949 static int smu_fini_fb_allocations(struct smu_context *smu)
 950 {
 951         struct smu_table_context *smu_table = &smu->smu_table;
 952         struct smu_table *tables = smu_table->tables;
 953         struct smu_table *driver_table = &(smu_table->driver_table);
 954
 955         if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
 956                 amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
 957                                       &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 958                                       &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 959
 960         amdgpu_bo_free_kernel(&driver_table->bo,
 961                               &driver_table->mc_address,
 962                               &driver_table->cpu_addr);
 963
 964         return 0;
 965 }
 966
 967 /**
 968  * smu_alloc_memory_pool - allocate memory pool in the system memory
 969  *
 970  * @smu: amdgpu_device pointer
 971  *
 972  * This memory pool will be used for SMC use and msg SetSystemVirtualDramAddr
 973  * and DramLogSetDramAddr can notify it changed.
 974  *
 975  * Returns 0 on success, error on failure.
 976  */
 977 static int smu_alloc_memory_pool(struct smu_context *smu)
 978 {
 979         struct amdgpu_device *adev = smu->adev;
 980         struct smu_table_context *smu_table = &smu->smu_table;
 981         struct smu_table *memory_pool = &smu_table->memory_pool;
 982         uint64_t pool_size = smu->pool_size;
 983         int ret = 0;
 984
 985         if (pool_size == SMU_MEMORY_POOL_SIZE_ZERO)
 986                 return ret;
 987
 988         memory_pool->size = pool_size;
 989         memory_pool->align = PAGE_SIZE;
 990         memory_pool->domain = AMDGPU_GEM_DOMAIN_GTT;
 991
 992         switch (pool_size) {
 993         case SMU_MEMORY_POOL_SIZE_256_MB:
 994         case SMU_MEMORY_POOL_SIZE_512_MB:
 995         case SMU_MEMORY_POOL_SIZE_1_GB:
 996         case SMU_MEMORY_POOL_SIZE_2_GB:
 997                 ret = amdgpu_bo_create_kernel(adev,
 998                                               memory_pool->size,
 999                                               memory_pool->align,
1000                                               memory_pool->domain,
1001                                               &memory_pool->bo,
1002                                               &memory_pool->mc_address,
1003                                               &memory_pool->cpu_addr);
1004                 if (ret)
1005                         dev_err(adev->dev, "VRAM allocation for dramlog failed!\n");
1006                 break;
1007         default:
1008                 break;
1009         }
1010
1011         return ret;
1012 }
1013
1014 static int smu_free_memory_pool(struct smu_context *smu)
1015 {
1016         struct smu_table_context *smu_table = &smu->smu_table;
1017         struct smu_table *memory_pool = &smu_table->memory_pool;
1018
1019         if (memory_pool->size == SMU_MEMORY_POOL_SIZE_ZERO)
1020                 return 0;
1021
1022         amdgpu_bo_free_kernel(&memory_pool->bo,
1023                               &memory_pool->mc_address,
1024                               &memory_pool->cpu_addr);
1025
1026         memset(memory_pool, 0, sizeof(struct smu_table));
1027
1028         return 0;
1029 }
1030
1031 static int smu_alloc_dummy_read_table(struct smu_context *smu)
1032 {
1033         struct smu_table_context *smu_table = &smu->smu_table;
1034         struct smu_table *dummy_read_1_table =
1035                         &smu_table->dummy_read_1_table;
1036         struct amdgpu_device *adev = smu->adev;
1037         int ret = 0;
1038
1039         if (!dummy_read_1_table->size)
1040                 return 0;
1041
1042         ret = amdgpu_bo_create_kernel(adev,
1043                                       dummy_read_1_table->size,
1044                                       dummy_read_1_table->align,
1045                                       dummy_read_1_table->domain,
1046                                       &dummy_read_1_table->bo,
1047                                       &dummy_read_1_table->mc_address,
1048                                       &dummy_read_1_table->cpu_addr);
1049         if (ret)
1050                 dev_err(adev->dev, "VRAM allocation for dummy read table failed!\n");
1051
1052         return ret;
1053 }
1054
1055 static void smu_free_dummy_read_table(struct smu_context *smu)
1056 {
1057         struct smu_table_context *smu_table = &smu->smu_table;
1058         struct smu_table *dummy_read_1_table =
1059                         &smu_table->dummy_read_1_table;
1060
1061
1062         amdgpu_bo_free_kernel(&dummy_read_1_table->bo,
1063                               &dummy_read_1_table->mc_address,
1064                               &dummy_read_1_table->cpu_addr);
1065
1066         memset(dummy_read_1_table, 0, sizeof(struct smu_table));
1067 }
1068
1069 static int smu_smc_table_sw_init(struct smu_context *smu)
1070 {
1071         int ret;
1072
1073         /**
1074          * Create smu_table structure, and init smc tables such as
1075          * TABLE_PPTABLE, TABLE_WATERMARKS, TABLE_SMU_METRICS, and etc.
1076          */
1077         ret = smu_init_smc_tables(smu);
1078         if (ret) {
1079                 dev_err(smu->adev->dev, "Failed to init smc tables!\n");
1080                 return ret;
1081         }
1082
1083         /**
1084          * Create smu_power_context structure, and allocate smu_dpm_context and
1085          * context size to fill the smu_power_context data.
1086          */
1087         ret = smu_init_power(smu);
1088         if (ret) {
1089                 dev_err(smu->adev->dev, "Failed to init smu_init_power!\n");
1090                 return ret;
1091         }
1092
1093         /*
1094          * allocate vram bos to store smc table contents.
1095          */
1096         ret = smu_init_fb_allocations(smu);
1097         if (ret)
1098                 return ret;
1099
1100         ret = smu_alloc_memory_pool(smu);
1101         if (ret)
1102                 return ret;
1103
1104         ret = smu_alloc_dummy_read_table(smu);
1105         if (ret)
1106                 return ret;
1107
1108         ret = smu_i2c_init(smu);
1109         if (ret)
1110                 return ret;
1111
1112         return 0;
1113 }
1114
1115 static int smu_smc_table_sw_fini(struct smu_context *smu)
1116 {
1117         int ret;
1118
1119         smu_i2c_fini(smu);
1120
1121         smu_free_dummy_read_table(smu);
1122
1123         ret = smu_free_memory_pool(smu);
1124         if (ret)
1125                 return ret;
1126
1127         ret = smu_fini_fb_allocations(smu);
1128         if (ret)
1129                 return ret;
1130
1131         ret = smu_fini_power(smu);
1132         if (ret) {
1133                 dev_err(smu->adev->dev, "Failed to init smu_fini_power!\n");
1134                 return ret;
1135         }
1136
1137         ret = smu_fini_smc_tables(smu);
1138         if (ret) {
1139                 dev_err(smu->adev->dev, "Failed to smu_fini_smc_tables!\n");
1140                 return ret;
1141         }
1142
1143         return 0;
1144 }
1145
1146 static void smu_throttling_logging_work_fn(struct work_struct *work)
1147 {
1148         struct smu_context *smu = container_of(work, struct smu_context,
1149                                                throttling_logging_work);
1150
1151         smu_log_thermal_throttling(smu);
1152 }
1153
1154 static void smu_interrupt_work_fn(struct work_struct *work)
1155 {
1156         struct smu_context *smu = container_of(work, struct smu_context,
1157                                                interrupt_work);
1158
1159         if (smu->ppt_funcs && smu->ppt_funcs->interrupt_work)
1160                 smu->ppt_funcs->interrupt_work(smu);
1161 }
1162
1163 static void smu_swctf_delayed_work_handler(struct work_struct *work)
1164 {
1165         struct smu_context *smu =
1166                 container_of(work, struct smu_context, swctf_delayed_work.work);
1167         struct smu_temperature_range *range =
1168                                 &smu->thermal_range;
1169         struct amdgpu_device *adev = smu->adev;
1170         uint32_t hotspot_tmp, size;
1171
1172         /*
1173          * If the hotspot temperature is confirmed as below SW CTF setting point
1174          * after the delay enforced, nothing will be done.
1175          * Otherwise, a graceful shutdown will be performed to prevent further damage.
1176          */
1177         if (range->software_shutdown_temp &&
1178             smu->ppt_funcs->read_sensor &&
1179             !smu->ppt_funcs->read_sensor(smu,
1180                                          AMDGPU_PP_SENSOR_HOTSPOT_TEMP,
1181                                          &hotspot_tmp,
1182                                          &size) &&
1183             hotspot_tmp / 1000 < range->software_shutdown_temp)
1184                 return;
1185
1186         dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
1187         dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
1188         orderly_poweroff(true);
1189 }
1190
1191 static void smu_init_xgmi_plpd_mode(struct smu_context *smu)
1192 {
1193         if (amdgpu_ip_version(smu->adev, MP1_HWIP, 0) == IP_VERSION(11, 0, 2)) {
1194                 smu->plpd_mode = XGMI_PLPD_DEFAULT;
1195                 return;
1196         }
1197
1198         /* PMFW put PLPD into default policy after enabling the feature */
1199         if (smu_feature_is_enabled(smu,
1200                                    SMU_FEATURE_XGMI_PER_LINK_PWR_DWN_BIT))
1201                 smu->plpd_mode = XGMI_PLPD_DEFAULT;
1202         else
1203                 smu->plpd_mode = XGMI_PLPD_NONE;
1204 }
1205
1206 static int smu_sw_init(void *handle)
1207 {
1208         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1209         struct smu_context *smu = adev->powerplay.pp_handle;
1210         int ret;
1211
1212         smu->pool_size = adev->pm.smu_prv_buffer_size;
1213         smu->smu_feature.feature_num = SMU_FEATURE_MAX;
1214         bitmap_zero(smu->smu_feature.supported, SMU_FEATURE_MAX);
1215         bitmap_zero(smu->smu_feature.allowed, SMU_FEATURE_MAX);
1216
1217         INIT_WORK(&smu->throttling_logging_work, smu_throttling_logging_work_fn);
1218         INIT_WORK(&smu->interrupt_work, smu_interrupt_work_fn);
1219         atomic64_set(&smu->throttle_int_counter, 0);
1220         smu->watermarks_bitmap = 0;
1221         smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1222         smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1223
1224         atomic_set(&smu->smu_power.power_gate.vcn_gated, 1);
1225         atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1);
1226         atomic_set(&smu->smu_power.power_gate.vpe_gated, 1);
1227         atomic_set(&smu->smu_power.power_gate.umsch_mm_gated, 1);
1228
1229         smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
1230         smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
1231         smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
1232         smu->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
1233         smu->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
1234         smu->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4;
1235         smu->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
1236         smu->workload_prority[PP_SMC_POWER_PROFILE_CUSTOM] = 6;
1237
1238         smu->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1239         smu->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
1240         smu->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING;
1241         smu->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO;
1242         smu->workload_setting[4] = PP_SMC_POWER_PROFILE_VR;
1243         smu->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE;
1244         smu->workload_setting[6] = PP_SMC_POWER_PROFILE_CUSTOM;
1245         smu->display_config = &adev->pm.pm_display_cfg;
1246
1247         smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1248         smu->smu_dpm.requested_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1249
1250         INIT_DELAYED_WORK(&smu->swctf_delayed_work,
1251                           smu_swctf_delayed_work_handler);
1252
1253         ret = smu_smc_table_sw_init(smu);
1254         if (ret) {
1255                 dev_err(adev->dev, "Failed to sw init smc table!\n");
1256                 return ret;
1257         }
1258
1259         /* get boot_values from vbios to set revision, gfxclk, and etc. */
1260         ret = smu_get_vbios_bootup_values(smu);
1261         if (ret) {
1262                 dev_err(adev->dev, "Failed to get VBIOS boot clock values!\n");
1263                 return ret;
1264         }
1265
1266         ret = smu_init_pptable_microcode(smu);
1267         if (ret) {
1268                 dev_err(adev->dev, "Failed to setup pptable firmware!\n");
1269                 return ret;
1270         }
1271
1272         ret = smu_register_irq_handler(smu);
1273         if (ret) {
1274                 dev_err(adev->dev, "Failed to register smc irq handler!\n");
1275                 return ret;
1276         }
1277
1278         /* If there is no way to query fan control mode, fan control is not supported */
1279         if (!smu->ppt_funcs->get_fan_control_mode)
1280                 smu->adev->pm.no_fan = true;
1281
1282         return 0;
1283 }
1284
1285 static int smu_sw_fini(void *handle)
1286 {
1287         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1288         struct smu_context *smu = adev->powerplay.pp_handle;
1289         int ret;
1290
1291         ret = smu_smc_table_sw_fini(smu);
1292         if (ret) {
1293                 dev_err(adev->dev, "Failed to sw fini smc table!\n");
1294                 return ret;
1295         }
1296
1297         smu_fini_microcode(smu);
1298
1299         return 0;
1300 }
1301
1302 static int smu_get_thermal_temperature_range(struct smu_context *smu)
1303 {
1304         struct amdgpu_device *adev = smu->adev;
1305         struct smu_temperature_range *range =
1306                                 &smu->thermal_range;
1307         int ret = 0;
1308
1309         if (!smu->ppt_funcs->get_thermal_temperature_range)
1310                 return 0;
1311
1312         ret = smu->ppt_funcs->get_thermal_temperature_range(smu, range);
1313         if (ret)
1314                 return ret;
1315
1316         adev->pm.dpm.thermal.min_temp = range->min;
1317         adev->pm.dpm.thermal.max_temp = range->max;
1318         adev->pm.dpm.thermal.max_edge_emergency_temp = range->edge_emergency_max;
1319         adev->pm.dpm.thermal.min_hotspot_temp = range->hotspot_min;
1320         adev->pm.dpm.thermal.max_hotspot_crit_temp = range->hotspot_crit_max;
1321         adev->pm.dpm.thermal.max_hotspot_emergency_temp = range->hotspot_emergency_max;
1322         adev->pm.dpm.thermal.min_mem_temp = range->mem_min;
1323         adev->pm.dpm.thermal.max_mem_crit_temp = range->mem_crit_max;
1324         adev->pm.dpm.thermal.max_mem_emergency_temp = range->mem_emergency_max;
1325
1326         return ret;
1327 }
1328
1329 /**
1330  * smu_wbrf_handle_exclusion_ranges - consume the wbrf exclusion ranges
1331  *
1332  * @smu: smu_context pointer
1333  *
1334  * Retrieve the wbrf exclusion ranges and send them to PMFW for proper handling.
1335  * Returns 0 on success, error on failure.
1336  */
1337 static int smu_wbrf_handle_exclusion_ranges(struct smu_context *smu)
1338 {
1339         struct wbrf_ranges_in_out wbrf_exclusion = {0};
1340         struct freq_band_range *wifi_bands = wbrf_exclusion.band_list;
1341         struct amdgpu_device *adev = smu->adev;
1342         uint32_t num_of_wbrf_ranges = MAX_NUM_OF_WBRF_RANGES;
1343         uint64_t start, end;
1344         int ret, i, j;
1345
1346         ret = amd_wbrf_retrieve_freq_band(adev->dev, &wbrf_exclusion);
1347         if (ret) {
1348                 dev_err(adev->dev, "Failed to retrieve exclusion ranges!\n");
1349                 return ret;
1350         }
1351
1352         /*
1353          * The exclusion ranges array we got might be filled with holes and duplicate
1354          * entries. For example:
1355          * {(2400, 2500), (0, 0), (6882, 6962), (2400, 2500), (0, 0), (6117, 6189), (0, 0)...}
1356          * We need to do some sortups to eliminate those holes and duplicate entries.
1357          * Expected output: {(2400, 2500), (6117, 6189), (6882, 6962), (0, 0)...}
1358          */
1359         for (i = 0; i < num_of_wbrf_ranges; i++) {
1360                 start = wifi_bands[i].start;
1361                 end = wifi_bands[i].end;
1362
1363                 /* get the last valid entry to fill the intermediate hole */
1364                 if (!start && !end) {
1365                         for (j = num_of_wbrf_ranges - 1; j > i; j--)
1366                                 if (wifi_bands[j].start && wifi_bands[j].end)
1367                                         break;
1368
1369                         /* no valid entry left */
1370                         if (j <= i)
1371                                 break;
1372
1373                         start = wifi_bands[i].start = wifi_bands[j].start;
1374                         end = wifi_bands[i].end = wifi_bands[j].end;
1375                         wifi_bands[j].start = 0;
1376                         wifi_bands[j].end = 0;
1377                         num_of_wbrf_ranges = j;
1378                 }
1379
1380                 /* eliminate duplicate entries */
1381                 for (j = i + 1; j < num_of_wbrf_ranges; j++) {
1382                         if ((wifi_bands[j].start == start) && (wifi_bands[j].end == end)) {
1383                                 wifi_bands[j].start = 0;
1384                                 wifi_bands[j].end = 0;
1385                         }
1386                 }
1387         }
1388
1389         /* Send the sorted wifi_bands to PMFW */
1390         ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands);
1391         /* Try to set the wifi_bands again */
1392         if (unlikely(ret == -EBUSY)) {
1393                 mdelay(5);
1394                 ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands);
1395         }
1396
1397         return ret;
1398 }
1399
1400 /**
1401  * smu_wbrf_event_handler - handle notify events
1402  *
1403  * @nb: notifier block
1404  * @action: event type
1405  * @_arg: event data
1406  *
1407  * Calls relevant amdgpu function in response to wbrf event
1408  * notification from kernel.
1409  */
1410 static int smu_wbrf_event_handler(struct notifier_block *nb,
1411                                   unsigned long action, void *_arg)
1412 {
1413         struct smu_context *smu = container_of(nb, struct smu_context, wbrf_notifier);
1414
1415         switch (action) {
1416         case WBRF_CHANGED:
1417                 schedule_delayed_work(&smu->wbrf_delayed_work,
1418                                       msecs_to_jiffies(SMU_WBRF_EVENT_HANDLING_PACE));
1419                 break;
1420         default:
1421                 return NOTIFY_DONE;
1422         }
1423
1424         return NOTIFY_OK;
1425 }
1426
1427 /**
1428  * smu_wbrf_delayed_work_handler - callback on delayed work timer expired
1429  *
1430  * @work: struct work_struct pointer
1431  *
1432  * Flood is over and driver will consume the latest exclusion ranges.
1433  */
1434 static void smu_wbrf_delayed_work_handler(struct work_struct *work)
1435 {
1436         struct smu_context *smu = container_of(work, struct smu_context, wbrf_delayed_work.work);
1437
1438         smu_wbrf_handle_exclusion_ranges(smu);
1439 }
1440
1441 /**
1442  * smu_wbrf_support_check - check wbrf support
1443  *
1444  * @smu: smu_context pointer
1445  *
1446  * Verifies the ACPI interface whether wbrf is supported.
1447  */
1448 static void smu_wbrf_support_check(struct smu_context *smu)
1449 {
1450         struct amdgpu_device *adev = smu->adev;
1451
1452         smu->wbrf_supported = smu_is_asic_wbrf_supported(smu) && amdgpu_wbrf &&
1453                                                         acpi_amd_wbrf_supported_consumer(adev->dev);
1454
1455         if (smu->wbrf_supported)
1456                 dev_info(adev->dev, "RF interference mitigation is supported\n");
1457 }
1458
1459 /**
1460  * smu_wbrf_init - init driver wbrf support
1461  *
1462  * @smu: smu_context pointer
1463  *
1464  * Verifies the AMD ACPI interfaces and registers with the wbrf
1465  * notifier chain if wbrf feature is supported.
1466  * Returns 0 on success, error on failure.
1467  */
1468 static int smu_wbrf_init(struct smu_context *smu)
1469 {
1470         int ret;
1471
1472         if (!smu->wbrf_supported)
1473                 return 0;
1474
1475         INIT_DELAYED_WORK(&smu->wbrf_delayed_work, smu_wbrf_delayed_work_handler);
1476
1477         smu->wbrf_notifier.notifier_call = smu_wbrf_event_handler;
1478         ret = amd_wbrf_register_notifier(&smu->wbrf_notifier);
1479         if (ret)
1480                 return ret;
1481
1482         /*
1483          * Some wifiband exclusion ranges may be already there
1484          * before our driver loaded. To make sure our driver
1485          * is awared of those exclusion ranges.
1486          */
1487         schedule_delayed_work(&smu->wbrf_delayed_work,
1488                               msecs_to_jiffies(SMU_WBRF_EVENT_HANDLING_PACE));
1489
1490         return 0;
1491 }
1492
1493 /**
1494  * smu_wbrf_fini - tear down driver wbrf support
1495  *
1496  * @smu: smu_context pointer
1497  *
1498  * Unregisters with the wbrf notifier chain.
1499  */
1500 static void smu_wbrf_fini(struct smu_context *smu)
1501 {
1502         if (!smu->wbrf_supported)
1503                 return;
1504
1505         amd_wbrf_unregister_notifier(&smu->wbrf_notifier);
1506
1507         cancel_delayed_work_sync(&smu->wbrf_delayed_work);
1508 }
1509
1510 static int smu_smc_hw_setup(struct smu_context *smu)
1511 {
1512         struct smu_feature *feature = &smu->smu_feature;
1513         struct amdgpu_device *adev = smu->adev;
1514         uint8_t pcie_gen = 0, pcie_width = 0;
1515         uint64_t features_supported;
1516         int ret = 0;
1517
1518         switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
1519         case IP_VERSION(11, 0, 7):
1520         case IP_VERSION(11, 0, 11):
1521         case IP_VERSION(11, 5, 0):
1522         case IP_VERSION(11, 0, 12):
1523                 if (adev->in_suspend && smu_is_dpm_running(smu)) {
1524                         dev_info(adev->dev, "dpm has been enabled\n");
1525                         ret = smu_system_features_control(smu, true);
1526                         if (ret)
1527                                 dev_err(adev->dev, "Failed system features control!\n");
1528                         return ret;
1529                 }
1530                 break;
1531         default:
1532                 break;
1533         }
1534
1535         ret = smu_init_display_count(smu, 0);
1536         if (ret) {
1537                 dev_info(adev->dev, "Failed to pre-set display count as 0!\n");
1538                 return ret;
1539         }
1540
1541         ret = smu_set_driver_table_location(smu);
1542         if (ret) {
1543                 dev_err(adev->dev, "Failed to SetDriverDramAddr!\n");
1544                 return ret;
1545         }
1546
1547         /*
1548          * Set PMSTATUSLOG table bo address with SetToolsDramAddr MSG for tools.
1549          */
1550         ret = smu_set_tool_table_location(smu);
1551         if (ret) {
1552                 dev_err(adev->dev, "Failed to SetToolsDramAddr!\n");
1553                 return ret;
1554         }
1555
1556         /*
1557          * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify
1558          * pool location.
1559          */
1560         ret = smu_notify_memory_pool_location(smu);
1561         if (ret) {
1562                 dev_err(adev->dev, "Failed to SetDramLogDramAddr!\n");
1563                 return ret;
1564         }
1565
1566         /*
1567          * It is assumed the pptable used before runpm is same as
1568          * the one used afterwards. Thus, we can reuse the stored
1569          * copy and do not need to resetup the pptable again.
1570          */
1571         if (!adev->in_runpm) {
1572                 ret = smu_setup_pptable(smu);
1573                 if (ret) {
1574                         dev_err(adev->dev, "Failed to setup pptable!\n");
1575                         return ret;
1576                 }
1577         }
1578
1579         /* smu_dump_pptable(smu); */
1580
1581         /*
1582          * With SCPM enabled, PSP is responsible for the PPTable transferring
1583          * (to SMU). Driver involvement is not needed and permitted.
1584          */
1585         if (!adev->scpm_enabled) {
1586                 /*
1587                  * Copy pptable bo in the vram to smc with SMU MSGs such as
1588                  * SetDriverDramAddr and TransferTableDram2Smu.
1589                  */
1590                 ret = smu_write_pptable(smu);
1591                 if (ret) {
1592                         dev_err(adev->dev, "Failed to transfer pptable to SMC!\n");
1593                         return ret;
1594                 }
1595         }
1596
1597         /* issue Run*Btc msg */
1598         ret = smu_run_btc(smu);
1599         if (ret)
1600                 return ret;
1601
1602         /* Enable UclkShadow on wbrf supported */
1603         if (smu->wbrf_supported) {
1604                 ret = smu_enable_uclk_shadow(smu, true);
1605                 if (ret) {
1606                         dev_err(adev->dev, "Failed to enable UclkShadow feature to support wbrf!\n");
1607                         return ret;
1608                 }
1609         }
1610
1611         /*
1612          * With SCPM enabled, these actions(and relevant messages) are
1613          * not needed and permitted.
1614          */
1615         if (!adev->scpm_enabled) {
1616                 ret = smu_feature_set_allowed_mask(smu);
1617                 if (ret) {
1618                         dev_err(adev->dev, "Failed to set driver allowed features mask!\n");
1619                         return ret;
1620                 }
1621         }
1622
1623         ret = smu_system_features_control(smu, true);
1624         if (ret) {
1625                 dev_err(adev->dev, "Failed to enable requested dpm features!\n");
1626                 return ret;
1627         }
1628
1629         smu_init_xgmi_plpd_mode(smu);
1630
1631         ret = smu_feature_get_enabled_mask(smu, &features_supported);
1632         if (ret) {
1633                 dev_err(adev->dev, "Failed to retrieve supported dpm features!\n");
1634                 return ret;
1635         }
1636         bitmap_copy(feature->supported,
1637                     (unsigned long *)&features_supported,
1638                     feature->feature_num);
1639
1640         if (!smu_is_dpm_running(smu))
1641                 dev_info(adev->dev, "dpm has been disabled\n");
1642
1643         /*
1644          * Set initialized values (get from vbios) to dpm tables context such as
1645          * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
1646          * type of clks.
1647          */
1648         ret = smu_set_default_dpm_table(smu);
1649         if (ret) {
1650                 dev_err(adev->dev, "Failed to setup default dpm clock tables!\n");
1651                 return ret;
1652         }
1653
1654         if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
1655                 pcie_gen = 3;
1656         else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1657                 pcie_gen = 2;
1658         else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1659                 pcie_gen = 1;
1660         else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
1661                 pcie_gen = 0;
1662
1663         /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
1664          * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
1665          * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
1666          */
1667         if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
1668                 pcie_width = 6;
1669         else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
1670                 pcie_width = 5;
1671         else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
1672                 pcie_width = 4;
1673         else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
1674                 pcie_width = 3;
1675         else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
1676                 pcie_width = 2;
1677         else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
1678                 pcie_width = 1;
1679         ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width);
1680         if (ret) {
1681                 dev_err(adev->dev, "Attempt to override pcie params failed!\n");
1682                 return ret;
1683         }
1684
1685         ret = smu_get_thermal_temperature_range(smu);
1686         if (ret) {
1687                 dev_err(adev->dev, "Failed to get thermal temperature ranges!\n");
1688                 return ret;
1689         }
1690
1691         ret = smu_enable_thermal_alert(smu);
1692         if (ret) {
1693           dev_err(adev->dev, "Failed to enable thermal alert!\n");
1694           return ret;
1695         }
1696
1697         ret = smu_notify_display_change(smu);
1698         if (ret) {
1699                 dev_err(adev->dev, "Failed to notify display change!\n");
1700                 return ret;
1701         }
1702
1703         /*
1704          * Set min deep sleep dce fclk with bootup value from vbios via
1705          * SetMinDeepSleepDcefclk MSG.
1706          */
1707         ret = smu_set_min_dcef_deep_sleep(smu,
1708                                           smu->smu_table.boot_values.dcefclk / 100);
1709         if (ret) {
1710                 dev_err(adev->dev, "Error setting min deepsleep dcefclk\n");
1711                 return ret;
1712         }
1713
1714         /* Init wbrf support. Properly setup the notifier */
1715         ret = smu_wbrf_init(smu);
1716         if (ret)
1717                 dev_err(adev->dev, "Error during wbrf init call\n");
1718
1719         return ret;
1720 }
1721
1722 static int smu_start_smc_engine(struct smu_context *smu)
1723 {
1724         struct amdgpu_device *adev = smu->adev;
1725         int ret = 0;
1726
1727         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1728                 if (amdgpu_ip_version(adev, MP1_HWIP, 0) < IP_VERSION(11, 0, 0)) {
1729                         if (smu->ppt_funcs->load_microcode) {
1730                                 ret = smu->ppt_funcs->load_microcode(smu);
1731                                 if (ret)
1732                                         return ret;
1733                         }
1734                 }
1735         }
1736
1737         if (smu->ppt_funcs->check_fw_status) {
1738                 ret = smu->ppt_funcs->check_fw_status(smu);
1739                 if (ret) {
1740                         dev_err(adev->dev, "SMC is not ready\n");
1741                         return ret;
1742                 }
1743         }
1744
1745         /*
1746          * Send msg GetDriverIfVersion to check if the return value is equal
1747          * with DRIVER_IF_VERSION of smc header.
1748          */
1749         ret = smu_check_fw_version(smu);
1750         if (ret)
1751                 return ret;
1752
1753         return ret;
1754 }
1755
1756 static int smu_hw_init(void *handle)
1757 {
1758         int ret;
1759         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1760         struct smu_context *smu = adev->powerplay.pp_handle;
1761
1762         if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev)) {
1763                 smu->pm_enabled = false;
1764                 return 0;
1765         }
1766
1767         ret = smu_start_smc_engine(smu);
1768         if (ret) {
1769                 dev_err(adev->dev, "SMC engine is not correctly up!\n");
1770                 return ret;
1771         }
1772
1773         /*
1774          * Check whether wbrf is supported. This needs to be done
1775          * before SMU setup starts since part of SMU configuration
1776          * relies on this.
1777          */
1778         smu_wbrf_support_check(smu);
1779
1780         if (smu->is_apu) {
1781                 ret = smu_set_gfx_imu_enable(smu);
1782                 if (ret)
1783                         return ret;
1784                 smu_dpm_set_vcn_enable(smu, true);
1785                 smu_dpm_set_jpeg_enable(smu, true);
1786                 smu_dpm_set_vpe_enable(smu, true);
1787                 smu_dpm_set_umsch_mm_enable(smu, true);
1788                 smu_set_gfx_cgpg(smu, true);
1789         }
1790
1791         if (!smu->pm_enabled)
1792                 return 0;
1793
1794         ret = smu_get_driver_allowed_feature_mask(smu);
1795         if (ret)
1796                 return ret;
1797
1798         ret = smu_smc_hw_setup(smu);
1799         if (ret) {
1800                 dev_err(adev->dev, "Failed to setup smc hw!\n");
1801                 return ret;
1802         }
1803
1804         /*
1805          * Move maximum sustainable clock retrieving here considering
1806          * 1. It is not needed on resume(from S3).
1807          * 2. DAL settings come between .hw_init and .late_init of SMU.
1808          *    And DAL needs to know the maximum sustainable clocks. Thus
1809          *    it cannot be put in .late_init().
1810          */
1811         ret = smu_init_max_sustainable_clocks(smu);
1812         if (ret) {
1813                 dev_err(adev->dev, "Failed to init max sustainable clocks!\n");
1814                 return ret;
1815         }
1816
1817         adev->pm.dpm_enabled = true;
1818
1819         dev_info(adev->dev, "SMU is initialized successfully!\n");
1820
1821         return 0;
1822 }
1823
1824 static int smu_disable_dpms(struct smu_context *smu)
1825 {
1826         struct amdgpu_device *adev = smu->adev;
1827         int ret = 0;
1828         bool use_baco = !smu->is_apu &&
1829                 ((amdgpu_in_reset(adev) &&
1830                   (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
1831                  ((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));
1832
1833         /*
1834          * For SMU 13.0.0 and 13.0.7, PMFW will handle the DPM features(disablement or others)
1835          * properly on suspend/reset/unload. Driver involvement may cause some unexpected issues.
1836          */
1837         switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
1838         case IP_VERSION(13, 0, 0):
1839         case IP_VERSION(13, 0, 7):
1840         case IP_VERSION(13, 0, 10):
1841                 return 0;
1842         default:
1843                 break;
1844         }
1845
1846         /*
1847          * For custom pptable uploading, skip the DPM features
1848          * disable process on Navi1x ASICs.
1849          *   - As the gfx related features are under control of
1850          *     RLC on those ASICs. RLC reinitialization will be
1851          *     needed to reenable them. That will cost much more
1852          *     efforts.
1853          *
1854          *   - SMU firmware can handle the DPM reenablement
1855          *     properly.
1856          */
1857         if (smu->uploading_custom_pp_table) {
1858                 switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
1859                 case IP_VERSION(11, 0, 0):
1860                 case IP_VERSION(11, 0, 5):
1861                 case IP_VERSION(11, 0, 9):
1862                 case IP_VERSION(11, 0, 7):
1863                 case IP_VERSION(11, 0, 11):
1864                 case IP_VERSION(11, 5, 0):
1865                 case IP_VERSION(11, 0, 12):
1866                 case IP_VERSION(11, 0, 13):
1867                         return 0;
1868                 default:
1869                         break;
1870                 }
1871         }
1872
1873         /*
1874          * For Sienna_Cichlid, PMFW will handle the features disablement properly
1875          * on BACO in. Driver involvement is unnecessary.
1876          */
1877         if (use_baco) {
1878                 switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
1879                 case IP_VERSION(11, 0, 7):
1880                 case IP_VERSION(11, 0, 0):
1881                 case IP_VERSION(11, 0, 5):
1882                 case IP_VERSION(11, 0, 9):
1883                 case IP_VERSION(13, 0, 7):
1884                         return 0;
1885                 default:
1886                         break;
1887                 }
1888         }
1889
1890         /*
1891          * For SMU 13.0.4/11 and 14.0.0, PMFW will handle the features disablement properly
1892          * for gpu reset and S0i3 cases. Driver involvement is unnecessary.
1893          */
1894         if (amdgpu_in_reset(adev) || adev->in_s0ix) {
1895                 switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
1896                 case IP_VERSION(13, 0, 4):
1897                 case IP_VERSION(13, 0, 11):
1898                 case IP_VERSION(14, 0, 0):
1899                 case IP_VERSION(14, 0, 1):
1900                         return 0;
1901                 default:
1902                         break;
1903                 }
1904         }
1905
1906         /*
1907          * For gpu reset, runpm and hibernation through BACO,
1908          * BACO feature has to be kept enabled.
1909          */
1910         if (use_baco && smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) {
1911                 ret = smu_disable_all_features_with_exception(smu,
1912                                                               SMU_FEATURE_BACO_BIT);
1913                 if (ret)
1914                         dev_err(adev->dev, "Failed to disable smu features except BACO.\n");
1915         } else {
1916                 /* DisableAllSmuFeatures message is not permitted with SCPM enabled */
1917                 if (!adev->scpm_enabled) {
1918                         ret = smu_system_features_control(smu, false);
1919                         if (ret)
1920                                 dev_err(adev->dev, "Failed to disable smu features.\n");
1921                 }
1922         }
1923
1924         /* Notify SMU RLC is going to be off, stop RLC and SMU interaction.
1925          * otherwise SMU will hang while interacting with RLC if RLC is halted
1926          * this is a WA for Vangogh asic which fix the SMU hang issue.
1927          */
1928         ret = smu_notify_rlc_state(smu, false);
1929         if (ret) {
1930                 dev_err(adev->dev, "Fail to notify rlc status!\n");
1931                 return ret;
1932         }
1933
1934         if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(9, 4, 2) &&
1935             !((adev->flags & AMD_IS_APU) && adev->gfx.imu.funcs) &&
1936             !amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs->stop)
1937                 adev->gfx.rlc.funcs->stop(adev);
1938
1939         return ret;
1940 }
1941
1942 static int smu_smc_hw_cleanup(struct smu_context *smu)
1943 {
1944         struct amdgpu_device *adev = smu->adev;
1945         int ret = 0;
1946
1947         smu_wbrf_fini(smu);
1948
1949         cancel_work_sync(&smu->throttling_logging_work);
1950         cancel_work_sync(&smu->interrupt_work);
1951
1952         ret = smu_disable_thermal_alert(smu);
1953         if (ret) {
1954                 dev_err(adev->dev, "Fail to disable thermal alert!\n");
1955                 return ret;
1956         }
1957
1958         cancel_delayed_work_sync(&smu->swctf_delayed_work);
1959
1960         ret = smu_disable_dpms(smu);
1961         if (ret) {
1962                 dev_err(adev->dev, "Fail to disable dpm features!\n");
1963                 return ret;
1964         }
1965
1966         return 0;
1967 }
1968
1969 static int smu_reset_mp1_state(struct smu_context *smu)
1970 {
1971         struct amdgpu_device *adev = smu->adev;
1972         int ret = 0;
1973
1974         if ((!adev->in_runpm) && (!adev->in_suspend) &&
1975                 (!amdgpu_in_reset(adev)) && amdgpu_ip_version(adev, MP1_HWIP, 0) ==
1976                                                                         IP_VERSION(13, 0, 10) &&
1977                 !amdgpu_device_has_display_hardware(adev))
1978                 ret = smu_set_mp1_state(smu, PP_MP1_STATE_UNLOAD);
1979
1980         return ret;
1981 }
1982
1983 static int smu_hw_fini(void *handle)
1984 {
1985         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1986         struct smu_context *smu = adev->powerplay.pp_handle;
1987         int ret;
1988
1989         if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
1990                 return 0;
1991
1992         smu_dpm_set_vcn_enable(smu, false);
1993         smu_dpm_set_jpeg_enable(smu, false);
1994         smu_dpm_set_vpe_enable(smu, false);
1995         smu_dpm_set_umsch_mm_enable(smu, false);
1996
1997         adev->vcn.cur_state = AMD_PG_STATE_GATE;
1998         adev->jpeg.cur_state = AMD_PG_STATE_GATE;
1999
2000         if (!smu->pm_enabled)
2001                 return 0;
2002
2003         adev->pm.dpm_enabled = false;
2004
2005         ret = smu_smc_hw_cleanup(smu);
2006         if (ret)
2007                 return ret;
2008
2009         ret = smu_reset_mp1_state(smu);
2010         if (ret)
2011                 return ret;
2012
2013         return 0;
2014 }
2015
2016 static void smu_late_fini(void *handle)
2017 {
2018         struct amdgpu_device *adev = handle;
2019         struct smu_context *smu = adev->powerplay.pp_handle;
2020
2021         kfree(smu);
2022 }
2023
2024 static int smu_reset(struct smu_context *smu)
2025 {
2026         struct amdgpu_device *adev = smu->adev;
2027         int ret;
2028
2029         ret = smu_hw_fini(adev);
2030         if (ret)
2031                 return ret;
2032
2033         ret = smu_hw_init(adev);
2034         if (ret)
2035                 return ret;
2036
2037         ret = smu_late_init(adev);
2038         if (ret)
2039                 return ret;
2040
2041         return 0;
2042 }
2043
2044 static int smu_suspend(void *handle)
2045 {
2046         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2047         struct smu_context *smu = adev->powerplay.pp_handle;
2048         int ret;
2049         uint64_t count;
2050
2051         if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
2052                 return 0;
2053
2054         if (!smu->pm_enabled)
2055                 return 0;
2056
2057         adev->pm.dpm_enabled = false;
2058
2059         ret = smu_smc_hw_cleanup(smu);
2060         if (ret)
2061                 return ret;
2062
2063         smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
2064
2065         smu_set_gfx_cgpg(smu, false);
2066
2067         /*
2068          * pwfw resets entrycount when device is suspended, so we save the
2069          * last value to be used when we resume to keep it consistent
2070          */
2071         ret = smu_get_entrycount_gfxoff(smu, &count);
2072         if (!ret)
2073                 adev->gfx.gfx_off_entrycount = count;
2074
2075         return 0;
2076 }
2077
2078 static int smu_resume(void *handle)
2079 {
2080         int ret;
2081         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2082         struct smu_context *smu = adev->powerplay.pp_handle;
2083
2084         if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
2085                 return 0;
2086
2087         if (!smu->pm_enabled)
2088                 return 0;
2089
2090         dev_info(adev->dev, "SMU is resuming...\n");
2091
2092         ret = smu_start_smc_engine(smu);
2093         if (ret) {
2094                 dev_err(adev->dev, "SMC engine is not correctly up!\n");
2095                 return ret;
2096         }
2097
2098         ret = smu_smc_hw_setup(smu);
2099         if (ret) {
2100                 dev_err(adev->dev, "Failed to setup smc hw!\n");
2101                 return ret;
2102         }
2103
2104         ret = smu_set_gfx_imu_enable(smu);
2105         if (ret)
2106                 return ret;
2107
2108         smu_set_gfx_cgpg(smu, true);
2109
2110         smu->disable_uclk_switch = 0;
2111
2112         adev->pm.dpm_enabled = true;
2113
2114         dev_info(adev->dev, "SMU is resumed successfully!\n");
2115
2116         return 0;
2117 }
2118
2119 static int smu_display_configuration_change(void *handle,
2120                                             const struct amd_pp_display_configuration *display_config)
2121 {
2122         struct smu_context *smu = handle;
2123
2124         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2125                 return -EOPNOTSUPP;
2126
2127         if (!display_config)
2128                 return -EINVAL;
2129
2130         smu_set_min_dcef_deep_sleep(smu,
2131                                     display_config->min_dcef_deep_sleep_set_clk / 100);
2132
2133         return 0;
2134 }
2135
2136 static int smu_set_clockgating_state(void *handle,
2137                                      enum amd_clockgating_state state)
2138 {
2139         return 0;
2140 }
2141
2142 static int smu_set_powergating_state(void *handle,
2143                                      enum amd_powergating_state state)
2144 {
2145         return 0;
2146 }
2147
2148 static int smu_enable_umd_pstate(void *handle,
2149                       enum amd_dpm_forced_level *level)
2150 {
2151         uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
2152                                         AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
2153                                         AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
2154                                         AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
2155
2156         struct smu_context *smu = (struct smu_context*)(handle);
2157         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2158
2159         if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
2160                 return -EINVAL;
2161
2162         if (!(smu_dpm_ctx->dpm_level & profile_mode_mask)) {
2163                 /* enter umd pstate, save current level, disable gfx cg*/
2164                 if (*level & profile_mode_mask) {
2165                         smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level;
2166                         smu_gpo_control(smu, false);
2167                         smu_gfx_ulv_control(smu, false);
2168                         smu_deep_sleep_control(smu, false);
2169                         amdgpu_asic_update_umd_stable_pstate(smu->adev, true);
2170                 }
2171         } else {
2172                 /* exit umd pstate, restore level, enable gfx cg*/
2173                 if (!(*level & profile_mode_mask)) {
2174                         if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
2175                                 *level = smu_dpm_ctx->saved_dpm_level;
2176                         amdgpu_asic_update_umd_stable_pstate(smu->adev, false);
2177                         smu_deep_sleep_control(smu, true);
2178                         smu_gfx_ulv_control(smu, true);
2179                         smu_gpo_control(smu, true);
2180                 }
2181         }
2182
2183         return 0;
2184 }
2185
2186 static int smu_bump_power_profile_mode(struct smu_context *smu,
2187                                            long *param,
2188                                            uint32_t param_size)
2189 {
2190         int ret = 0;
2191
2192         if (smu->ppt_funcs->set_power_profile_mode)
2193                 ret = smu->ppt_funcs->set_power_profile_mode(smu, param, param_size);
2194
2195         return ret;
2196 }
2197
2198 static int smu_adjust_power_state_dynamic(struct smu_context *smu,
2199                                    enum amd_dpm_forced_level level,
2200                                    bool skip_display_settings)
2201 {
2202         int ret = 0;
2203         int index = 0;
2204         long workload;
2205         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2206
2207         if (!skip_display_settings) {
2208                 ret = smu_display_config_changed(smu);
2209                 if (ret) {
2210                         dev_err(smu->adev->dev, "Failed to change display config!");
2211                         return ret;
2212                 }
2213         }
2214
2215         ret = smu_apply_clocks_adjust_rules(smu);
2216         if (ret) {
2217                 dev_err(smu->adev->dev, "Failed to apply clocks adjust rules!");
2218                 return ret;
2219         }
2220
2221         if (!skip_display_settings) {
2222                 ret = smu_notify_smc_display_config(smu);
2223                 if (ret) {
2224                         dev_err(smu->adev->dev, "Failed to notify smc display config!");
2225                         return ret;
2226                 }
2227         }
2228
2229         if (smu_dpm_ctx->dpm_level != level) {
2230                 ret = smu_asic_set_performance_level(smu, level);
2231                 if (ret) {
2232                         dev_err(smu->adev->dev, "Failed to set performance level!");
2233                         return ret;
2234                 }
2235
2236                 /* update the saved copy */
2237                 smu_dpm_ctx->dpm_level = level;
2238         }
2239
2240         if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
2241                 smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) {
2242                 index = fls(smu->workload_mask);
2243                 index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
2244                 workload = smu->workload_setting[index];
2245
2246                 if (smu->power_profile_mode != workload)
2247                         smu_bump_power_profile_mode(smu, &workload, 0);
2248         }
2249
2250         return ret;
2251 }
2252
2253 static int smu_handle_task(struct smu_context *smu,
2254                            enum amd_dpm_forced_level level,
2255                            enum amd_pp_task task_id)
2256 {
2257         int ret = 0;
2258
2259         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2260                 return -EOPNOTSUPP;
2261
2262         switch (task_id) {
2263         case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
2264                 ret = smu_pre_display_config_changed(smu);
2265                 if (ret)
2266                         return ret;
2267                 ret = smu_adjust_power_state_dynamic(smu, level, false);
2268                 break;
2269         case AMD_PP_TASK_COMPLETE_INIT:
2270         case AMD_PP_TASK_READJUST_POWER_STATE:
2271                 ret = smu_adjust_power_state_dynamic(smu, level, true);
2272                 break;
2273         default:
2274                 break;
2275         }
2276
2277         return ret;
2278 }
2279
2280 static int smu_handle_dpm_task(void *handle,
2281                                enum amd_pp_task task_id,
2282                                enum amd_pm_state_type *user_state)
2283 {
2284         struct smu_context *smu = handle;
2285         struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
2286
2287         return smu_handle_task(smu, smu_dpm->dpm_level, task_id);
2288
2289 }
2290
2291 static int smu_switch_power_profile(void *handle,
2292                                     enum PP_SMC_POWER_PROFILE type,
2293                                     bool en)
2294 {
2295         struct smu_context *smu = handle;
2296         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2297         long workload;
2298         uint32_t index;
2299
2300         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2301                 return -EOPNOTSUPP;
2302
2303         if (!(type < PP_SMC_POWER_PROFILE_CUSTOM))
2304                 return -EINVAL;
2305
2306         if (!en) {
2307                 smu->workload_mask &= ~(1 << smu->workload_prority[type]);
2308                 index = fls(smu->workload_mask);
2309                 index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
2310                 workload = smu->workload_setting[index];
2311         } else {
2312                 smu->workload_mask |= (1 << smu->workload_prority[type]);
2313                 index = fls(smu->workload_mask);
2314                 index = index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
2315                 workload = smu->workload_setting[index];
2316         }
2317
2318         if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
2319                 smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM)
2320                 smu_bump_power_profile_mode(smu, &workload, 0);
2321
2322         return 0;
2323 }
2324
2325 static enum amd_dpm_forced_level smu_get_performance_level(void *handle)
2326 {
2327         struct smu_context *smu = handle;
2328         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2329
2330         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2331                 return -EOPNOTSUPP;
2332
2333         if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
2334                 return -EINVAL;
2335
2336         return smu_dpm_ctx->dpm_level;
2337 }
2338
2339 static int smu_force_performance_level(void *handle,
2340                                        enum amd_dpm_forced_level level)
2341 {
2342         struct smu_context *smu = handle;
2343         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2344         int ret = 0;
2345
2346         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2347                 return -EOPNOTSUPP;
2348
2349         if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
2350                 return -EINVAL;
2351
2352         ret = smu_enable_umd_pstate(smu, &level);
2353         if (ret)
2354                 return ret;
2355
2356         ret = smu_handle_task(smu, level,
2357                               AMD_PP_TASK_READJUST_POWER_STATE);
2358
2359         /* reset user dpm clock state */
2360         if (!ret && smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
2361                 memset(smu->user_dpm_profile.clk_mask, 0, sizeof(smu->user_dpm_profile.clk_mask));
2362                 smu->user_dpm_profile.clk_dependency = 0;
2363         }
2364
2365         return ret;
2366 }
2367
2368 static int smu_set_display_count(void *handle, uint32_t count)
2369 {
2370         struct smu_context *smu = handle;
2371
2372         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2373                 return -EOPNOTSUPP;
2374
2375         return smu_init_display_count(smu, count);
2376 }
2377
2378 static int smu_force_smuclk_levels(struct smu_context *smu,
2379                          enum smu_clk_type clk_type,
2380                          uint32_t mask)
2381 {
2382         struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2383         int ret = 0;
2384
2385         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2386                 return -EOPNOTSUPP;
2387
2388         if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
2389                 dev_dbg(smu->adev->dev, "force clock level is for dpm manual mode only.\n");
2390                 return -EINVAL;
2391         }
2392
2393         if (smu->ppt_funcs && smu->ppt_funcs->force_clk_levels) {
2394                 ret = smu->ppt_funcs->force_clk_levels(smu, clk_type, mask);
2395                 if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2396                         smu->user_dpm_profile.clk_mask[clk_type] = mask;
2397                         smu_set_user_clk_dependencies(smu, clk_type);
2398                 }
2399         }
2400
2401         return ret;
2402 }
2403
2404 static int smu_force_ppclk_levels(void *handle,
2405                                   enum pp_clock_type type,
2406                                   uint32_t mask)
2407 {
2408         struct smu_context *smu = handle;
2409         enum smu_clk_type clk_type;
2410
2411         switch (type) {
2412         case PP_SCLK:
2413                 clk_type = SMU_SCLK; break;
2414         case PP_MCLK:
2415                 clk_type = SMU_MCLK; break;
2416         case PP_PCIE:
2417                 clk_type = SMU_PCIE; break;
2418         case PP_SOCCLK:
2419                 clk_type = SMU_SOCCLK; break;
2420         case PP_FCLK:
2421                 clk_type = SMU_FCLK; break;
2422         case PP_DCEFCLK:
2423                 clk_type = SMU_DCEFCLK; break;
2424         case PP_VCLK:
2425                 clk_type = SMU_VCLK; break;
2426         case PP_VCLK1:
2427                 clk_type = SMU_VCLK1; break;
2428         case PP_DCLK:
2429                 clk_type = SMU_DCLK; break;
2430         case PP_DCLK1:
2431                 clk_type = SMU_DCLK1; break;
2432         case OD_SCLK:
2433                 clk_type = SMU_OD_SCLK; break;
2434         case OD_MCLK:
2435                 clk_type = SMU_OD_MCLK; break;
2436         case OD_VDDC_CURVE:
2437                 clk_type = SMU_OD_VDDC_CURVE; break;
2438         case OD_RANGE:
2439                 clk_type = SMU_OD_RANGE; break;
2440         default:
2441                 return -EINVAL;
2442         }
2443
2444         return smu_force_smuclk_levels(smu, clk_type, mask);
2445 }
2446
2447 /*
2448  * On system suspending or resetting, the dpm_enabled
2449  * flag will be cleared. So that those SMU services which
2450  * are not supported will be gated.
2451  * However, the mp1 state setting should still be granted
2452  * even if the dpm_enabled cleared.
2453  */
2454 static int smu_set_mp1_state(void *handle,
2455                              enum pp_mp1_state mp1_state)
2456 {
2457         struct smu_context *smu = handle;
2458         int ret = 0;
2459
2460         if (!smu->pm_enabled)
2461                 return -EOPNOTSUPP;
2462
2463         if (smu->ppt_funcs &&
2464             smu->ppt_funcs->set_mp1_state)
2465                 ret = smu->ppt_funcs->set_mp1_state(smu, mp1_state);
2466
2467         return ret;
2468 }
2469
2470 static int smu_set_df_cstate(void *handle,
2471                              enum pp_df_cstate state)
2472 {
2473         struct smu_context *smu = handle;
2474         int ret = 0;
2475
2476         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2477                 return -EOPNOTSUPP;
2478
2479         if (!smu->ppt_funcs || !smu->ppt_funcs->set_df_cstate)
2480                 return 0;
2481
2482         ret = smu->ppt_funcs->set_df_cstate(smu, state);
2483         if (ret)
2484                 dev_err(smu->adev->dev, "[SetDfCstate] failed!\n");
2485
2486         return ret;
2487 }
2488
2489 int smu_write_watermarks_table(struct smu_context *smu)
2490 {
2491         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2492                 return -EOPNOTSUPP;
2493
2494         return smu_set_watermarks_table(smu, NULL);
2495 }
2496
2497 static int smu_set_watermarks_for_clock_ranges(void *handle,
2498                                                struct pp_smu_wm_range_sets *clock_ranges)
2499 {
2500         struct smu_context *smu = handle;
2501
2502         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2503                 return -EOPNOTSUPP;
2504
2505         if (smu->disable_watermark)
2506                 return 0;
2507
2508         return smu_set_watermarks_table(smu, clock_ranges);
2509 }
2510
2511 int smu_set_ac_dc(struct smu_context *smu)
2512 {
2513         int ret = 0;
2514
2515         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2516                 return -EOPNOTSUPP;
2517
2518         /* controlled by firmware */
2519         if (smu->dc_controlled_by_gpio)
2520                 return 0;
2521
2522         ret = smu_set_power_source(smu,
2523                                    smu->adev->pm.ac_power ? SMU_POWER_SOURCE_AC :
2524                                    SMU_POWER_SOURCE_DC);
2525         if (ret)
2526                 dev_err(smu->adev->dev, "Failed to switch to %s mode!\n",
2527                        smu->adev->pm.ac_power ? "AC" : "DC");
2528
2529         return ret;
2530 }
2531
2532 const struct amd_ip_funcs smu_ip_funcs = {
2533         .name = "smu",
2534         .early_init = smu_early_init,
2535         .late_init = smu_late_init,
2536         .sw_init = smu_sw_init,
2537         .sw_fini = smu_sw_fini,
2538         .hw_init = smu_hw_init,
2539         .hw_fini = smu_hw_fini,
2540         .late_fini = smu_late_fini,
2541         .suspend = smu_suspend,
2542         .resume = smu_resume,
2543         .is_idle = NULL,
2544         .check_soft_reset = NULL,
2545         .wait_for_idle = NULL,
2546         .soft_reset = NULL,
2547         .set_clockgating_state = smu_set_clockgating_state,
2548         .set_powergating_state = smu_set_powergating_state,
2549 };
2550
2551 const struct amdgpu_ip_block_version smu_v11_0_ip_block = {
2552         .type = AMD_IP_BLOCK_TYPE_SMC,
2553         .major = 11,
2554         .minor = 0,
2555         .rev = 0,
2556         .funcs = &smu_ip_funcs,
2557 };
2558
2559 const struct amdgpu_ip_block_version smu_v12_0_ip_block = {
2560         .type = AMD_IP_BLOCK_TYPE_SMC,
2561         .major = 12,
2562         .minor = 0,
2563         .rev = 0,
2564         .funcs = &smu_ip_funcs,
2565 };
2566
2567 const struct amdgpu_ip_block_version smu_v13_0_ip_block = {
2568         .type = AMD_IP_BLOCK_TYPE_SMC,
2569         .major = 13,
2570         .minor = 0,
2571         .rev = 0,
2572         .funcs = &smu_ip_funcs,
2573 };
2574
2575 const struct amdgpu_ip_block_version smu_v14_0_ip_block = {
2576         .type = AMD_IP_BLOCK_TYPE_SMC,
2577         .major = 14,
2578         .minor = 0,
2579         .rev = 0,
2580         .funcs = &smu_ip_funcs,
2581 };
2582
2583 static int smu_load_microcode(void *handle)
2584 {
2585         struct smu_context *smu = handle;
2586         struct amdgpu_device *adev = smu->adev;
2587         int ret = 0;
2588
2589         if (!smu->pm_enabled)
2590                 return -EOPNOTSUPP;
2591
2592         /* This should be used for non PSP loading */
2593         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)
2594                 return 0;
2595
2596         if (smu->ppt_funcs->load_microcode) {
2597                 ret = smu->ppt_funcs->load_microcode(smu);
2598                 if (ret) {
2599                         dev_err(adev->dev, "Load microcode failed\n");
2600                         return ret;
2601                 }
2602         }
2603
2604         if (smu->ppt_funcs->check_fw_status) {
2605                 ret = smu->ppt_funcs->check_fw_status(smu);
2606                 if (ret) {
2607                         dev_err(adev->dev, "SMC is not ready\n");
2608                         return ret;
2609                 }
2610         }
2611
2612         return ret;
2613 }
2614
2615 static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled)
2616 {
2617         int ret = 0;
2618
2619         if (smu->ppt_funcs->set_gfx_cgpg)
2620                 ret = smu->ppt_funcs->set_gfx_cgpg(smu, enabled);
2621
2622         return ret;
2623 }
2624
2625 static int smu_set_fan_speed_rpm(void *handle, uint32_t speed)
2626 {
2627         struct smu_context *smu = handle;
2628         int ret = 0;
2629
2630         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2631                 return -EOPNOTSUPP;
2632
2633         if (!smu->ppt_funcs->set_fan_speed_rpm)
2634                 return -EOPNOTSUPP;
2635
2636         if (speed == U32_MAX)
2637                 return -EINVAL;
2638
2639         ret = smu->ppt_funcs->set_fan_speed_rpm(smu, speed);
2640         if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2641                 smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_RPM;
2642                 smu->user_dpm_profile.fan_speed_rpm = speed;
2643
2644                 /* Override custom PWM setting as they cannot co-exist */
2645                 smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_PWM;
2646                 smu->user_dpm_profile.fan_speed_pwm = 0;
2647         }
2648
2649         return ret;
2650 }
2651
2652 /**
2653  * smu_get_power_limit - Request one of the SMU Power Limits
2654  *
2655  * @handle: pointer to smu context
2656  * @limit: requested limit is written back to this variable
2657  * @pp_limit_level: &pp_power_limit_level which limit of the power to return
2658  * @pp_power_type: &pp_power_type type of power
2659  * Return:  0 on success, <0 on error
2660  *
2661  */
2662 int smu_get_power_limit(void *handle,
2663                         uint32_t *limit,
2664                         enum pp_power_limit_level pp_limit_level,
2665                         enum pp_power_type pp_power_type)
2666 {
2667         struct smu_context *smu = handle;
2668         struct amdgpu_device *adev = smu->adev;
2669         enum smu_ppt_limit_level limit_level;
2670         uint32_t limit_type;
2671         int ret = 0;
2672
2673         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2674                 return -EOPNOTSUPP;
2675
2676         switch (pp_power_type) {
2677         case PP_PWR_TYPE_SUSTAINED:
2678                 limit_type = SMU_DEFAULT_PPT_LIMIT;
2679                 break;
2680         case PP_PWR_TYPE_FAST:
2681                 limit_type = SMU_FAST_PPT_LIMIT;
2682                 break;
2683         default:
2684                 return -EOPNOTSUPP;
2685         }
2686
2687         switch (pp_limit_level) {
2688         case PP_PWR_LIMIT_CURRENT:
2689                 limit_level = SMU_PPT_LIMIT_CURRENT;
2690                 break;
2691         case PP_PWR_LIMIT_DEFAULT:
2692                 limit_level = SMU_PPT_LIMIT_DEFAULT;
2693                 break;
2694         case PP_PWR_LIMIT_MAX:
2695                 limit_level = SMU_PPT_LIMIT_MAX;
2696                 break;
2697         case PP_PWR_LIMIT_MIN:
2698                 limit_level = SMU_PPT_LIMIT_MIN;
2699                 break;
2700         default:
2701                 return -EOPNOTSUPP;
2702         }
2703
2704         if (limit_type != SMU_DEFAULT_PPT_LIMIT) {
2705                 if (smu->ppt_funcs->get_ppt_limit)
2706                         ret = smu->ppt_funcs->get_ppt_limit(smu, limit, limit_type, limit_level);
2707         } else {
2708                 switch (limit_level) {
2709                 case SMU_PPT_LIMIT_CURRENT:
2710                         switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
2711                         case IP_VERSION(13, 0, 2):
2712                         case IP_VERSION(13, 0, 6):
2713                         case IP_VERSION(11, 0, 7):
2714                         case IP_VERSION(11, 0, 11):
2715                         case IP_VERSION(11, 0, 12):
2716                         case IP_VERSION(11, 0, 13):
2717                                 ret = smu_get_asic_power_limits(smu,
2718                                                                 &smu->current_power_limit,
2719                                                                 NULL, NULL, NULL);
2720                                 break;
2721                         default:
2722                                 break;
2723                         }
2724                         *limit = smu->current_power_limit;
2725                         break;
2726                 case SMU_PPT_LIMIT_DEFAULT:
2727                         *limit = smu->default_power_limit;
2728                         break;
2729                 case SMU_PPT_LIMIT_MAX:
2730                         *limit = smu->max_power_limit;
2731                         break;
2732                 case SMU_PPT_LIMIT_MIN:
2733                         *limit = smu->min_power_limit;
2734                         break;
2735                 default:
2736                         return -EINVAL;
2737                 }
2738         }
2739
2740         return ret;
2741 }
2742
2743 static int smu_set_power_limit(void *handle, uint32_t limit)
2744 {
2745         struct smu_context *smu = handle;
2746         uint32_t limit_type = limit >> 24;
2747         int ret = 0;
2748
2749         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2750                 return -EOPNOTSUPP;
2751
2752         limit &= (1<<24)-1;
2753         if (limit_type != SMU_DEFAULT_PPT_LIMIT)
2754                 if (smu->ppt_funcs->set_power_limit)
2755                         return smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
2756
2757         if ((limit > smu->max_power_limit) || (limit < smu->min_power_limit)) {
2758                 dev_err(smu->adev->dev,
2759                         "New power limit (%d) is out of range [%d,%d]\n",
2760                         limit, smu->min_power_limit, smu->max_power_limit);
2761                 return -EINVAL;
2762         }
2763
2764         if (!limit)
2765                 limit = smu->current_power_limit;
2766
2767         if (smu->ppt_funcs->set_power_limit) {
2768                 ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
2769                 if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2770                         smu->user_dpm_profile.power_limit = limit;
2771         }
2772
2773         return ret;
2774 }
2775
2776 static int smu_print_smuclk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf)
2777 {
2778         int ret = 0;
2779
2780         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2781                 return -EOPNOTSUPP;
2782
2783         if (smu->ppt_funcs->print_clk_levels)
2784                 ret = smu->ppt_funcs->print_clk_levels(smu, clk_type, buf);
2785
2786         return ret;
2787 }
2788
2789 static enum smu_clk_type smu_convert_to_smuclk(enum pp_clock_type type)
2790 {
2791         enum smu_clk_type clk_type;
2792
2793         switch (type) {
2794         case PP_SCLK:
2795                 clk_type = SMU_SCLK; break;
2796         case PP_MCLK:
2797                 clk_type = SMU_MCLK; break;
2798         case PP_PCIE:
2799                 clk_type = SMU_PCIE; break;
2800         case PP_SOCCLK:
2801                 clk_type = SMU_SOCCLK; break;
2802         case PP_FCLK:
2803                 clk_type = SMU_FCLK; break;
2804         case PP_DCEFCLK:
2805                 clk_type = SMU_DCEFCLK; break;
2806         case PP_VCLK:
2807                 clk_type = SMU_VCLK; break;
2808         case PP_VCLK1:
2809                 clk_type = SMU_VCLK1; break;
2810         case PP_DCLK:
2811                 clk_type = SMU_DCLK; break;
2812         case PP_DCLK1:
2813                 clk_type = SMU_DCLK1; break;
2814         case OD_SCLK:
2815                 clk_type = SMU_OD_SCLK; break;
2816         case OD_MCLK:
2817                 clk_type = SMU_OD_MCLK; break;
2818         case OD_VDDC_CURVE:
2819                 clk_type = SMU_OD_VDDC_CURVE; break;
2820         case OD_RANGE:
2821                 clk_type = SMU_OD_RANGE; break;
2822         case OD_VDDGFX_OFFSET:
2823                 clk_type = SMU_OD_VDDGFX_OFFSET; break;
2824         case OD_CCLK:
2825                 clk_type = SMU_OD_CCLK; break;
2826         case OD_FAN_CURVE:
2827                 clk_type = SMU_OD_FAN_CURVE; break;
2828         case OD_ACOUSTIC_LIMIT:
2829                 clk_type = SMU_OD_ACOUSTIC_LIMIT; break;
2830         case OD_ACOUSTIC_TARGET:
2831                 clk_type = SMU_OD_ACOUSTIC_TARGET; break;
2832         case OD_FAN_TARGET_TEMPERATURE:
2833                 clk_type = SMU_OD_FAN_TARGET_TEMPERATURE; break;
2834         case OD_FAN_MINIMUM_PWM:
2835                 clk_type = SMU_OD_FAN_MINIMUM_PWM; break;
2836         default:
2837                 clk_type = SMU_CLK_COUNT; break;
2838         }
2839
2840         return clk_type;
2841 }
2842
2843 static int smu_print_ppclk_levels(void *handle,
2844                                   enum pp_clock_type type,
2845                                   char *buf)
2846 {
2847         struct smu_context *smu = handle;
2848         enum smu_clk_type clk_type;
2849
2850         clk_type = smu_convert_to_smuclk(type);
2851         if (clk_type == SMU_CLK_COUNT)
2852                 return -EINVAL;
2853
2854         return smu_print_smuclk_levels(smu, clk_type, buf);
2855 }
2856
2857 static int smu_emit_ppclk_levels(void *handle, enum pp_clock_type type, char *buf, int *offset)
2858 {
2859         struct smu_context *smu = handle;
2860         enum smu_clk_type clk_type;
2861
2862         clk_type = smu_convert_to_smuclk(type);
2863         if (clk_type == SMU_CLK_COUNT)
2864                 return -EINVAL;
2865
2866         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2867                 return -EOPNOTSUPP;
2868
2869         if (!smu->ppt_funcs->emit_clk_levels)
2870                 return -ENOENT;
2871
2872         return smu->ppt_funcs->emit_clk_levels(smu, clk_type, buf, offset);
2873
2874 }
2875
2876 static int smu_od_edit_dpm_table(void *handle,
2877                                  enum PP_OD_DPM_TABLE_COMMAND type,
2878                                  long *input, uint32_t size)
2879 {
2880         struct smu_context *smu = handle;
2881         int ret = 0;
2882
2883         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2884                 return -EOPNOTSUPP;
2885
2886         if (smu->ppt_funcs->od_edit_dpm_table) {
2887                 ret = smu->ppt_funcs->od_edit_dpm_table(smu, type, input, size);
2888         }
2889
2890         return ret;
2891 }
2892
2893 static int smu_read_sensor(void *handle,
2894                            int sensor,
2895                            void *data,
2896                            int *size_arg)
2897 {
2898         struct smu_context *smu = handle;
2899         struct smu_umd_pstate_table *pstate_table =
2900                                 &smu->pstate_table;
2901         int ret = 0;
2902         uint32_t *size, size_val;
2903
2904         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2905                 return -EOPNOTSUPP;
2906
2907         if (!data || !size_arg)
2908                 return -EINVAL;
2909
2910         size_val = *size_arg;
2911         size = &size_val;
2912
2913         if (smu->ppt_funcs->read_sensor)
2914                 if (!smu->ppt_funcs->read_sensor(smu, sensor, data, size))
2915                         goto unlock;
2916
2917         switch (sensor) {
2918         case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK:
2919                 *((uint32_t *)data) = pstate_table->gfxclk_pstate.standard * 100;
2920                 *size = 4;
2921                 break;
2922         case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK:
2923                 *((uint32_t *)data) = pstate_table->uclk_pstate.standard * 100;
2924                 *size = 4;
2925                 break;
2926         case AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK:
2927                 *((uint32_t *)data) = pstate_table->gfxclk_pstate.peak * 100;
2928                 *size = 4;
2929                 break;
2930         case AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK:
2931                 *((uint32_t *)data) = pstate_table->uclk_pstate.peak * 100;
2932                 *size = 4;
2933                 break;
2934         case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK:
2935                 ret = smu_feature_get_enabled_mask(smu, (uint64_t *)data);
2936                 *size = 8;
2937                 break;
2938         case AMDGPU_PP_SENSOR_UVD_POWER:
2939                 *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UVD_BIT) ? 1 : 0;
2940                 *size = 4;
2941                 break;
2942         case AMDGPU_PP_SENSOR_VCE_POWER:
2943                 *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0;
2944                 *size = 4;
2945                 break;
2946         case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
2947                 *(uint32_t *)data = atomic_read(&smu->smu_power.power_gate.vcn_gated) ? 0 : 1;
2948                 *size = 4;
2949                 break;
2950         case AMDGPU_PP_SENSOR_MIN_FAN_RPM:
2951                 *(uint32_t *)data = 0;
2952                 *size = 4;
2953                 break;
2954         default:
2955                 *size = 0;
2956                 ret = -EOPNOTSUPP;
2957                 break;
2958         }
2959
2960 unlock:
2961         // assign uint32_t to int
2962         *size_arg = size_val;
2963
2964         return ret;
2965 }
2966
2967 static int smu_get_apu_thermal_limit(void *handle, uint32_t *limit)
2968 {
2969         int ret = -EOPNOTSUPP;
2970         struct smu_context *smu = handle;
2971
2972         if (smu->ppt_funcs && smu->ppt_funcs->get_apu_thermal_limit)
2973                 ret = smu->ppt_funcs->get_apu_thermal_limit(smu, limit);
2974
2975         return ret;
2976 }
2977
2978 static int smu_set_apu_thermal_limit(void *handle, uint32_t limit)
2979 {
2980         int ret = -EOPNOTSUPP;
2981         struct smu_context *smu = handle;
2982
2983         if (smu->ppt_funcs && smu->ppt_funcs->set_apu_thermal_limit)
2984                 ret = smu->ppt_funcs->set_apu_thermal_limit(smu, limit);
2985
2986         return ret;
2987 }
2988
2989 static int smu_get_power_profile_mode(void *handle, char *buf)
2990 {
2991         struct smu_context *smu = handle;
2992
2993         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled ||
2994             !smu->ppt_funcs->get_power_profile_mode)
2995                 return -EOPNOTSUPP;
2996         if (!buf)
2997                 return -EINVAL;
2998
2999         return smu->ppt_funcs->get_power_profile_mode(smu, buf);
3000 }
3001
3002 static int smu_set_power_profile_mode(void *handle,
3003                                       long *param,
3004                                       uint32_t param_size)
3005 {
3006         struct smu_context *smu = handle;
3007
3008         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled ||
3009             !smu->ppt_funcs->set_power_profile_mode)
3010                 return -EOPNOTSUPP;
3011
3012         return smu_bump_power_profile_mode(smu, param, param_size);
3013 }
3014
3015 static int smu_get_fan_control_mode(void *handle, u32 *fan_mode)
3016 {
3017         struct smu_context *smu = handle;
3018
3019         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3020                 return -EOPNOTSUPP;
3021
3022         if (!smu->ppt_funcs->get_fan_control_mode)
3023                 return -EOPNOTSUPP;
3024
3025         if (!fan_mode)
3026                 return -EINVAL;
3027
3028         *fan_mode = smu->ppt_funcs->get_fan_control_mode(smu);
3029
3030         return 0;
3031 }
3032
3033 static int smu_set_fan_control_mode(void *handle, u32 value)
3034 {
3035         struct smu_context *smu = handle;
3036         int ret = 0;
3037
3038         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3039                 return -EOPNOTSUPP;
3040
3041         if (!smu->ppt_funcs->set_fan_control_mode)
3042                 return -EOPNOTSUPP;
3043
3044         if (value == U32_MAX)
3045                 return -EINVAL;
3046
3047         ret = smu->ppt_funcs->set_fan_control_mode(smu, value);
3048         if (ret)
3049                 goto out;
3050
3051         if (!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
3052                 smu->user_dpm_profile.fan_mode = value;
3053
3054                 /* reset user dpm fan speed */
3055                 if (value != AMD_FAN_CTRL_MANUAL) {
3056                         smu->user_dpm_profile.fan_speed_pwm = 0;
3057                         smu->user_dpm_profile.fan_speed_rpm = 0;
3058                         smu->user_dpm_profile.flags &= ~(SMU_CUSTOM_FAN_SPEED_RPM | SMU_CUSTOM_FAN_SPEED_PWM);
3059                 }
3060         }
3061
3062 out:
3063         return ret;
3064 }
3065
3066 static int smu_get_fan_speed_pwm(void *handle, u32 *speed)
3067 {
3068         struct smu_context *smu = handle;
3069         int ret = 0;
3070
3071         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3072                 return -EOPNOTSUPP;
3073
3074         if (!smu->ppt_funcs->get_fan_speed_pwm)
3075                 return -EOPNOTSUPP;
3076
3077         if (!speed)
3078                 return -EINVAL;
3079
3080         ret = smu->ppt_funcs->get_fan_speed_pwm(smu, speed);
3081
3082         return ret;
3083 }
3084
3085 static int smu_set_fan_speed_pwm(void *handle, u32 speed)
3086 {
3087         struct smu_context *smu = handle;
3088         int ret = 0;
3089
3090         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3091                 return -EOPNOTSUPP;
3092
3093         if (!smu->ppt_funcs->set_fan_speed_pwm)
3094                 return -EOPNOTSUPP;
3095
3096         if (speed == U32_MAX)
3097                 return -EINVAL;
3098
3099         ret = smu->ppt_funcs->set_fan_speed_pwm(smu, speed);
3100         if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
3101                 smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_PWM;
3102                 smu->user_dpm_profile.fan_speed_pwm = speed;
3103
3104                 /* Override custom RPM setting as they cannot co-exist */
3105                 smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_RPM;
3106                 smu->user_dpm_profile.fan_speed_rpm = 0;
3107         }
3108
3109         return ret;
3110 }
3111
3112 static int smu_get_fan_speed_rpm(void *handle, uint32_t *speed)
3113 {
3114         struct smu_context *smu = handle;
3115         int ret = 0;
3116
3117         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3118                 return -EOPNOTSUPP;
3119
3120         if (!smu->ppt_funcs->get_fan_speed_rpm)
3121                 return -EOPNOTSUPP;
3122
3123         if (!speed)
3124                 return -EINVAL;
3125
3126         ret = smu->ppt_funcs->get_fan_speed_rpm(smu, speed);
3127
3128         return ret;
3129 }
3130
3131 static int smu_set_deep_sleep_dcefclk(void *handle, uint32_t clk)
3132 {
3133         struct smu_context *smu = handle;
3134
3135         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3136                 return -EOPNOTSUPP;
3137
3138         return smu_set_min_dcef_deep_sleep(smu, clk);
3139 }
3140
3141 static int smu_get_clock_by_type_with_latency(void *handle,
3142                                               enum amd_pp_clock_type type,
3143                                               struct pp_clock_levels_with_latency *clocks)
3144 {
3145         struct smu_context *smu = handle;
3146         enum smu_clk_type clk_type;
3147         int ret = 0;
3148
3149         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3150                 return -EOPNOTSUPP;
3151
3152         if (smu->ppt_funcs->get_clock_by_type_with_latency) {
3153                 switch (type) {
3154                 case amd_pp_sys_clock:
3155                         clk_type = SMU_GFXCLK;
3156                         break;
3157                 case amd_pp_mem_clock:
3158                         clk_type = SMU_MCLK;
3159                         break;
3160                 case amd_pp_dcef_clock:
3161                         clk_type = SMU_DCEFCLK;
3162                         break;
3163                 case amd_pp_disp_clock:
3164                         clk_type = SMU_DISPCLK;
3165                         break;
3166                 default:
3167                         dev_err(smu->adev->dev, "Invalid clock type!\n");
3168                         return -EINVAL;
3169                 }
3170
3171                 ret = smu->ppt_funcs->get_clock_by_type_with_latency(smu, clk_type, clocks);
3172         }
3173
3174         return ret;
3175 }
3176
3177 static int smu_display_clock_voltage_request(void *handle,
3178                                              struct pp_display_clock_request *clock_req)
3179 {
3180         struct smu_context *smu = handle;
3181         int ret = 0;
3182
3183         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3184                 return -EOPNOTSUPP;
3185
3186         if (smu->ppt_funcs->display_clock_voltage_request)
3187                 ret = smu->ppt_funcs->display_clock_voltage_request(smu, clock_req);
3188
3189         return ret;
3190 }
3191
3192
3193 static int smu_display_disable_memory_clock_switch(void *handle,
3194                                                    bool disable_memory_clock_switch)
3195 {
3196         struct smu_context *smu = handle;
3197         int ret = -EINVAL;
3198
3199         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3200                 return -EOPNOTSUPP;
3201
3202         if (smu->ppt_funcs->display_disable_memory_clock_switch)
3203                 ret = smu->ppt_funcs->display_disable_memory_clock_switch(smu, disable_memory_clock_switch);
3204
3205         return ret;
3206 }
3207
3208 static int smu_set_xgmi_pstate(void *handle,
3209                                uint32_t pstate)
3210 {
3211         struct smu_context *smu = handle;
3212         int ret = 0;
3213
3214         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3215                 return -EOPNOTSUPP;
3216
3217         if (smu->ppt_funcs->set_xgmi_pstate)
3218                 ret = smu->ppt_funcs->set_xgmi_pstate(smu, pstate);
3219
3220         if (ret)
3221                 dev_err(smu->adev->dev, "Failed to set XGMI pstate!\n");
3222
3223         return ret;
3224 }
3225
3226 static bool smu_get_baco_capability(void *handle)
3227 {
3228         struct smu_context *smu = handle;
3229
3230         if (!smu->pm_enabled)
3231                 return false;
3232
3233         if (!smu->ppt_funcs || !smu->ppt_funcs->baco_is_support)
3234                 return false;
3235
3236         return smu->ppt_funcs->baco_is_support(smu);
3237 }
3238
3239 static int smu_baco_set_state(void *handle, int state)
3240 {
3241         struct smu_context *smu = handle;
3242         int ret = 0;
3243
3244         if (!smu->pm_enabled)
3245                 return -EOPNOTSUPP;
3246
3247         if (state == 0) {
3248                 if (smu->ppt_funcs->baco_exit)
3249                         ret = smu->ppt_funcs->baco_exit(smu);
3250         } else if (state == 1) {
3251                 if (smu->ppt_funcs->baco_enter)
3252                         ret = smu->ppt_funcs->baco_enter(smu);
3253         } else {
3254                 return -EINVAL;
3255         }
3256
3257         if (ret)
3258                 dev_err(smu->adev->dev, "Failed to %s BACO state!\n",
3259                                 (state)?"enter":"exit");
3260
3261         return ret;
3262 }
3263
3264 bool smu_mode1_reset_is_support(struct smu_context *smu)
3265 {
3266         bool ret = false;
3267
3268         if (!smu->pm_enabled)
3269                 return false;
3270
3271         if (smu->ppt_funcs && smu->ppt_funcs->mode1_reset_is_support)
3272                 ret = smu->ppt_funcs->mode1_reset_is_support(smu);
3273
3274         return ret;
3275 }
3276
3277 bool smu_mode2_reset_is_support(struct smu_context *smu)
3278 {
3279         bool ret = false;
3280
3281         if (!smu->pm_enabled)
3282                 return false;
3283
3284         if (smu->ppt_funcs && smu->ppt_funcs->mode2_reset_is_support)
3285                 ret = smu->ppt_funcs->mode2_reset_is_support(smu);
3286
3287         return ret;
3288 }
3289
3290 int smu_mode1_reset(struct smu_context *smu)
3291 {
3292         int ret = 0;
3293
3294         if (!smu->pm_enabled)
3295                 return -EOPNOTSUPP;
3296
3297         if (smu->ppt_funcs->mode1_reset)
3298                 ret = smu->ppt_funcs->mode1_reset(smu);
3299
3300         return ret;
3301 }
3302
3303 static int smu_mode2_reset(void *handle)
3304 {
3305         struct smu_context *smu = handle;
3306         int ret = 0;
3307
3308         if (!smu->pm_enabled)
3309                 return -EOPNOTSUPP;
3310
3311         if (smu->ppt_funcs->mode2_reset)
3312                 ret = smu->ppt_funcs->mode2_reset(smu);
3313
3314         if (ret)
3315                 dev_err(smu->adev->dev, "Mode2 reset failed!\n");
3316
3317         return ret;
3318 }
3319
3320 static int smu_enable_gfx_features(void *handle)
3321 {
3322         struct smu_context *smu = handle;
3323         int ret = 0;
3324
3325         if (!smu->pm_enabled)
3326                 return -EOPNOTSUPP;
3327
3328         if (smu->ppt_funcs->enable_gfx_features)
3329                 ret = smu->ppt_funcs->enable_gfx_features(smu);
3330
3331         if (ret)
3332                 dev_err(smu->adev->dev, "enable gfx features failed!\n");
3333
3334         return ret;
3335 }
3336
3337 static int smu_get_max_sustainable_clocks_by_dc(void *handle,
3338                                                 struct pp_smu_nv_clock_table *max_clocks)
3339 {
3340         struct smu_context *smu = handle;
3341         int ret = 0;
3342
3343         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3344                 return -EOPNOTSUPP;
3345
3346         if (smu->ppt_funcs->get_max_sustainable_clocks_by_dc)
3347                 ret = smu->ppt_funcs->get_max_sustainable_clocks_by_dc(smu, max_clocks);
3348
3349         return ret;
3350 }
3351
3352 static int smu_get_uclk_dpm_states(void *handle,
3353                                    unsigned int *clock_values_in_khz,
3354                                    unsigned int *num_states)
3355 {
3356         struct smu_context *smu = handle;
3357         int ret = 0;
3358
3359         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3360                 return -EOPNOTSUPP;
3361
3362         if (smu->ppt_funcs->get_uclk_dpm_states)
3363                 ret = smu->ppt_funcs->get_uclk_dpm_states(smu, clock_values_in_khz, num_states);
3364
3365         return ret;
3366 }
3367
3368 static enum amd_pm_state_type smu_get_current_power_state(void *handle)
3369 {
3370         struct smu_context *smu = handle;
3371         enum amd_pm_state_type pm_state = POWER_STATE_TYPE_DEFAULT;
3372
3373         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3374                 return -EOPNOTSUPP;
3375
3376         if (smu->ppt_funcs->get_current_power_state)
3377                 pm_state = smu->ppt_funcs->get_current_power_state(smu);
3378
3379         return pm_state;
3380 }
3381
3382 static int smu_get_dpm_clock_table(void *handle,
3383                                    struct dpm_clocks *clock_table)
3384 {
3385         struct smu_context *smu = handle;
3386         int ret = 0;
3387
3388         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3389                 return -EOPNOTSUPP;
3390
3391         if (smu->ppt_funcs->get_dpm_clock_table)
3392                 ret = smu->ppt_funcs->get_dpm_clock_table(smu, clock_table);
3393
3394         return ret;
3395 }
3396
3397 static ssize_t smu_sys_get_gpu_metrics(void *handle, void **table)
3398 {
3399         struct smu_context *smu = handle;
3400
3401         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3402                 return -EOPNOTSUPP;
3403
3404         if (!smu->ppt_funcs->get_gpu_metrics)
3405                 return -EOPNOTSUPP;
3406
3407         return smu->ppt_funcs->get_gpu_metrics(smu, table);
3408 }
3409
3410 static ssize_t smu_sys_get_pm_metrics(void *handle, void *pm_metrics,
3411                                       size_t size)
3412 {
3413         struct smu_context *smu = handle;
3414
3415         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3416                 return -EOPNOTSUPP;
3417
3418         if (!smu->ppt_funcs->get_pm_metrics)
3419                 return -EOPNOTSUPP;
3420
3421         return smu->ppt_funcs->get_pm_metrics(smu, pm_metrics, size);
3422 }
3423
3424 static int smu_enable_mgpu_fan_boost(void *handle)
3425 {
3426         struct smu_context *smu = handle;
3427         int ret = 0;
3428
3429         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3430                 return -EOPNOTSUPP;
3431
3432         if (smu->ppt_funcs->enable_mgpu_fan_boost)
3433                 ret = smu->ppt_funcs->enable_mgpu_fan_boost(smu);
3434
3435         return ret;
3436 }
3437
3438 static int smu_gfx_state_change_set(void *handle,
3439                                     uint32_t state)
3440 {
3441         struct smu_context *smu = handle;
3442         int ret = 0;
3443
3444         if (smu->ppt_funcs->gfx_state_change_set)
3445                 ret = smu->ppt_funcs->gfx_state_change_set(smu, state);
3446
3447         return ret;
3448 }
3449
3450 int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable)
3451 {
3452         int ret = 0;
3453
3454         if (smu->ppt_funcs->smu_handle_passthrough_sbr)
3455                 ret = smu->ppt_funcs->smu_handle_passthrough_sbr(smu, enable);
3456
3457         return ret;
3458 }
3459
3460 int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc)
3461 {
3462         int ret = -EOPNOTSUPP;
3463
3464         if (smu->ppt_funcs &&
3465                 smu->ppt_funcs->get_ecc_info)
3466                 ret = smu->ppt_funcs->get_ecc_info(smu, umc_ecc);
3467
3468         return ret;
3469
3470 }
3471
3472 static int smu_get_prv_buffer_details(void *handle, void **addr, size_t *size)
3473 {
3474         struct smu_context *smu = handle;
3475         struct smu_table_context *smu_table = &smu->smu_table;
3476         struct smu_table *memory_pool = &smu_table->memory_pool;
3477
3478         if (!addr || !size)
3479                 return -EINVAL;
3480
3481         *addr = NULL;
3482         *size = 0;
3483         if (memory_pool->bo) {
3484                 *addr = memory_pool->cpu_addr;
3485                 *size = memory_pool->size;
3486         }
3487
3488         return 0;
3489 }
3490
3491 int smu_set_xgmi_plpd_mode(struct smu_context *smu,
3492                            enum pp_xgmi_plpd_mode mode)
3493 {
3494         int ret = -EOPNOTSUPP;
3495
3496         if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3497                 return ret;
3498
3499         /* PLPD policy is not supported if it's NONE */
3500         if (smu->plpd_mode == XGMI_PLPD_NONE)
3501                 return ret;
3502
3503         if (smu->plpd_mode == mode)
3504                 return 0;
3505
3506         if (smu->ppt_funcs && smu->ppt_funcs->select_xgmi_plpd_policy)
3507                 ret = smu->ppt_funcs->select_xgmi_plpd_policy(smu, mode);
3508
3509         if (!ret)
3510                 smu->plpd_mode = mode;
3511
3512         return ret;
3513 }
3514
3515 static const struct amd_pm_funcs swsmu_pm_funcs = {
3516         /* export for sysfs */
3517         .set_fan_control_mode    = smu_set_fan_control_mode,
3518         .get_fan_control_mode    = smu_get_fan_control_mode,
3519         .set_fan_speed_pwm   = smu_set_fan_speed_pwm,
3520         .get_fan_speed_pwm   = smu_get_fan_speed_pwm,
3521         .force_clock_level       = smu_force_ppclk_levels,
3522         .print_clock_levels      = smu_print_ppclk_levels,
3523         .emit_clock_levels       = smu_emit_ppclk_levels,
3524         .force_performance_level = smu_force_performance_level,
3525         .read_sensor             = smu_read_sensor,
3526         .get_apu_thermal_limit       = smu_get_apu_thermal_limit,
3527         .set_apu_thermal_limit       = smu_set_apu_thermal_limit,
3528         .get_performance_level   = smu_get_performance_level,
3529         .get_current_power_state = smu_get_current_power_state,
3530         .get_fan_speed_rpm       = smu_get_fan_speed_rpm,
3531         .set_fan_speed_rpm       = smu_set_fan_speed_rpm,
3532         .get_pp_num_states       = smu_get_power_num_states,
3533         .get_pp_table            = smu_sys_get_pp_table,
3534         .set_pp_table            = smu_sys_set_pp_table,
3535         .switch_power_profile    = smu_switch_power_profile,
3536         /* export to amdgpu */
3537         .dispatch_tasks          = smu_handle_dpm_task,
3538         .load_firmware           = smu_load_microcode,
3539         .set_powergating_by_smu  = smu_dpm_set_power_gate,
3540         .set_power_limit         = smu_set_power_limit,
3541         .get_power_limit         = smu_get_power_limit,
3542         .get_power_profile_mode  = smu_get_power_profile_mode,
3543         .set_power_profile_mode  = smu_set_power_profile_mode,
3544         .odn_edit_dpm_table      = smu_od_edit_dpm_table,
3545         .set_mp1_state           = smu_set_mp1_state,
3546         .gfx_state_change_set    = smu_gfx_state_change_set,
3547         /* export to DC */
3548         .get_sclk                         = smu_get_sclk,
3549         .get_mclk                         = smu_get_mclk,
3550         .display_configuration_change     = smu_display_configuration_change,
3551         .get_clock_by_type_with_latency   = smu_get_clock_by_type_with_latency,
3552         .display_clock_voltage_request    = smu_display_clock_voltage_request,
3553         .enable_mgpu_fan_boost            = smu_enable_mgpu_fan_boost,
3554         .set_active_display_count         = smu_set_display_count,
3555         .set_min_deep_sleep_dcefclk       = smu_set_deep_sleep_dcefclk,
3556         .get_asic_baco_capability         = smu_get_baco_capability,
3557         .set_asic_baco_state              = smu_baco_set_state,
3558         .get_ppfeature_status             = smu_sys_get_pp_feature_mask,
3559         .set_ppfeature_status             = smu_sys_set_pp_feature_mask,
3560         .asic_reset_mode_2                = smu_mode2_reset,
3561         .asic_reset_enable_gfx_features   = smu_enable_gfx_features,
3562         .set_df_cstate                    = smu_set_df_cstate,
3563         .set_xgmi_pstate                  = smu_set_xgmi_pstate,
3564         .get_gpu_metrics                  = smu_sys_get_gpu_metrics,
3565         .get_pm_metrics                   = smu_sys_get_pm_metrics,
3566         .set_watermarks_for_clock_ranges     = smu_set_watermarks_for_clock_ranges,
3567         .display_disable_memory_clock_switch = smu_display_disable_memory_clock_switch,
3568         .get_max_sustainable_clocks_by_dc    = smu_get_max_sustainable_clocks_by_dc,
3569         .get_uclk_dpm_states              = smu_get_uclk_dpm_states,
3570         .get_dpm_clock_table              = smu_get_dpm_clock_table,
3571         .get_smu_prv_buf_details = smu_get_prv_buffer_details,
3572 };
3573
3574 int smu_wait_for_event(struct smu_context *smu, enum smu_event_type event,
3575                        uint64_t event_arg)
3576 {
3577         int ret = -EINVAL;
3578
3579         if (smu->ppt_funcs->wait_for_event)
3580                 ret = smu->ppt_funcs->wait_for_event(smu, event, event_arg);
3581
3582         return ret;
3583 }
3584
3585 int smu_stb_collect_info(struct smu_context *smu, void *buf, uint32_t size)
3586 {
3587
3588         if (!smu->ppt_funcs->stb_collect_info || !smu->stb_context.enabled)
3589                 return -EOPNOTSUPP;
3590
3591         /* Confirm the buffer allocated is of correct size */
3592         if (size != smu->stb_context.stb_buf_size)
3593                 return -EINVAL;
3594
3595         /*
3596          * No need to lock smu mutex as we access STB directly through MMIO
3597          * and not going through SMU messaging route (for now at least).
3598          * For registers access rely on implementation internal locking.
3599          */
3600         return smu->ppt_funcs->stb_collect_info(smu, buf, size);
3601 }
3602
3603 #if defined(CONFIG_DEBUG_FS)
3604
3605 static int smu_stb_debugfs_open(struct inode *inode, struct file *filp)
3606 {
3607         struct amdgpu_device *adev = filp->f_inode->i_private;
3608         struct smu_context *smu = adev->powerplay.pp_handle;
3609         unsigned char *buf;
3610         int r;
3611
3612         buf = kvmalloc_array(smu->stb_context.stb_buf_size, sizeof(*buf), GFP_KERNEL);
3613         if (!buf)
3614                 return -ENOMEM;
3615
3616         r = smu_stb_collect_info(smu, buf, smu->stb_context.stb_buf_size);
3617         if (r)
3618                 goto out;
3619
3620         filp->private_data = buf;
3621
3622         return 0;
3623
3624 out:
3625         kvfree(buf);
3626         return r;
3627 }
3628
3629 static ssize_t smu_stb_debugfs_read(struct file *filp, char __user *buf, size_t size,
3630                                 loff_t *pos)
3631 {
3632         struct amdgpu_device *adev = filp->f_inode->i_private;
3633         struct smu_context *smu = adev->powerplay.pp_handle;
3634
3635
3636         if (!filp->private_data)
3637                 return -EINVAL;
3638
3639         return simple_read_from_buffer(buf,
3640                                        size,
3641                                        pos, filp->private_data,
3642                                        smu->stb_context.stb_buf_size);
3643 }
3644
3645 static int smu_stb_debugfs_release(struct inode *inode, struct file *filp)
3646 {
3647         kvfree(filp->private_data);
3648         filp->private_data = NULL;
3649
3650         return 0;
3651 }
3652
3653 /*
3654  * We have to define not only read method but also
3655  * open and release because .read takes up to PAGE_SIZE
3656  * data each time so and so is invoked multiple times.
3657  *  We allocate the STB buffer in .open and release it
3658  *  in .release
3659  */
3660 static const struct file_operations smu_stb_debugfs_fops = {
3661         .owner = THIS_MODULE,
3662         .open = smu_stb_debugfs_open,
3663         .read = smu_stb_debugfs_read,
3664         .release = smu_stb_debugfs_release,
3665         .llseek = default_llseek,
3666 };
3667
3668 #endif
3669
3670 void amdgpu_smu_stb_debug_fs_init(struct amdgpu_device *adev)
3671 {
3672 #if defined(CONFIG_DEBUG_FS)
3673
3674         struct smu_context *smu = adev->powerplay.pp_handle;
3675
3676         if (!smu || (!smu->stb_context.stb_buf_size))
3677                 return;
3678
3679         debugfs_create_file_size("amdgpu_smu_stb_dump",
3680                             S_IRUSR,
3681                             adev_to_drm(adev)->primary->debugfs_root,
3682                             adev,
3683                             &smu_stb_debugfs_fops,
3684                             smu->stb_context.stb_buf_size);
3685 #endif
3686 }
3687
3688 int smu_send_hbm_bad_pages_num(struct smu_context *smu, uint32_t size)
3689 {
3690         int ret = 0;
3691
3692         if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_pages_num)
3693                 ret = smu->ppt_funcs->send_hbm_bad_pages_num(smu, size);
3694
3695         return ret;
3696 }
3697
3698 int smu_send_hbm_bad_channel_flag(struct smu_context *smu, uint32_t size)
3699 {
3700         int ret = 0;
3701
3702         if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_channel_flag)
3703                 ret = smu->ppt_funcs->send_hbm_bad_channel_flag(smu, size);
3704
3705         return ret;
3706 }
3707
3708 int smu_send_rma_reason(struct smu_context *smu)
3709 {
3710         int ret = 0;
3711
3712         if (smu->ppt_funcs && smu->ppt_funcs->send_rma_reason)
3713                 ret = smu->ppt_funcs->send_rma_reason(smu);
3714
3715         return ret;
3716 }