1 /* 2 * Copyright 2015 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 #include "pp_debug.h" 24 #include <linux/types.h> 25 #include <linux/kernel.h> 26 #include <linux/gfp.h> 27 #include <linux/slab.h> 28 #include <linux/firmware.h> 29 #include <linux/reboot.h> 30 #include "amd_shared.h" 31 #include "amd_powerplay.h" 32 #include "power_state.h" 33 #include "amdgpu.h" 34 #include "hwmgr.h" 35 #include "amdgpu_dpm_internal.h" 36 #include "amdgpu_display.h" 37 38 static const struct amd_pm_funcs pp_dpm_funcs; 39 40 static int amd_powerplay_create(struct amdgpu_device *adev) 41 { 42 struct pp_hwmgr *hwmgr; 43 44 if (adev == NULL) 45 return -EINVAL; 46 47 hwmgr = kzalloc(sizeof(struct pp_hwmgr), GFP_KERNEL); 48 if (hwmgr == NULL) 49 return -ENOMEM; 50 51 hwmgr->adev = adev; 52 hwmgr->not_vf = !amdgpu_sriov_vf(adev); 53 hwmgr->device = amdgpu_cgs_create_device(adev); 54 mutex_init(&hwmgr->msg_lock); 55 hwmgr->chip_family = adev->family; 56 hwmgr->chip_id = adev->asic_type; 57 hwmgr->feature_mask = adev->pm.pp_feature; 58 hwmgr->display_config = &adev->pm.pm_display_cfg; 59 adev->powerplay.pp_handle = hwmgr; 60 adev->powerplay.pp_funcs = &pp_dpm_funcs; 61 return 0; 62 } 63 64 65 static void amd_powerplay_destroy(struct amdgpu_device *adev) 66 { 67 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 68 69 mutex_destroy(&hwmgr->msg_lock); 70 71 kfree(hwmgr->hardcode_pp_table); 72 hwmgr->hardcode_pp_table = NULL; 73 74 kfree(hwmgr); 75 hwmgr = NULL; 76 } 77 78 static int pp_early_init(void *handle) 79 { 80 int ret; 81 struct amdgpu_device *adev = handle; 82 83 ret = amd_powerplay_create(adev); 84 85 if (ret != 0) 86 return ret; 87 88 ret = hwmgr_early_init(adev->powerplay.pp_handle); 89 if (ret) 90 return -EINVAL; 91 92 return 0; 93 } 94 95 static void pp_swctf_delayed_work_handler(struct work_struct *work) 96 { 97 struct pp_hwmgr *hwmgr = 98 container_of(work, struct pp_hwmgr, swctf_delayed_work.work); 99 struct amdgpu_device *adev = hwmgr->adev; 100 struct amdgpu_dpm_thermal *range = 101 &adev->pm.dpm.thermal; 102 uint32_t gpu_temperature, size; 103 int ret; 104 105 /* 106 * If the hotspot/edge temperature is confirmed as below SW CTF setting point 107 * after the delay enforced, nothing will be done. 108 * Otherwise, a graceful shutdown will be performed to prevent further damage. 109 */ 110 if (range->sw_ctf_threshold && 111 hwmgr->hwmgr_func->read_sensor) { 112 ret = hwmgr->hwmgr_func->read_sensor(hwmgr, 113 AMDGPU_PP_SENSOR_HOTSPOT_TEMP, 114 &gpu_temperature, 115 &size); 116 /* 117 * For some legacy ASICs, hotspot temperature retrieving might be not 118 * supported. Check the edge temperature instead then. 119 */ 120 if (ret == -EOPNOTSUPP) 121 ret = hwmgr->hwmgr_func->read_sensor(hwmgr, 122 AMDGPU_PP_SENSOR_EDGE_TEMP, 123 &gpu_temperature, 124 &size); 125 if (!ret && gpu_temperature / 1000 < range->sw_ctf_threshold) 126 return; 127 } 128 129 dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n"); 130 dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n"); 131 orderly_poweroff(true); 132 } 133 134 static int pp_sw_init(void *handle) 135 { 136 struct amdgpu_device *adev = handle; 137 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 138 int ret = 0; 139 140 ret = hwmgr_sw_init(hwmgr); 141 142 pr_debug("powerplay sw init %s\n", ret ? "failed" : "successfully"); 143 144 if (!ret) 145 INIT_DELAYED_WORK(&hwmgr->swctf_delayed_work, 146 pp_swctf_delayed_work_handler); 147 148 return ret; 149 } 150 151 static int pp_sw_fini(void *handle) 152 { 153 struct amdgpu_device *adev = handle; 154 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 155 156 hwmgr_sw_fini(hwmgr); 157 158 amdgpu_ucode_release(&adev->pm.fw); 159 160 return 0; 161 } 162 163 static int pp_hw_init(void *handle) 164 { 165 int ret = 0; 166 struct amdgpu_device *adev = handle; 167 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 168 169 ret = hwmgr_hw_init(hwmgr); 170 171 if (ret) 172 pr_err("powerplay hw init failed\n"); 173 174 return ret; 175 } 176 177 static int pp_hw_fini(void *handle) 178 { 179 struct amdgpu_device *adev = handle; 180 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 181 182 cancel_delayed_work_sync(&hwmgr->swctf_delayed_work); 183 184 hwmgr_hw_fini(hwmgr); 185 186 return 0; 187 } 188 189 static void pp_reserve_vram_for_smu(struct amdgpu_device *adev) 190 { 191 int r = -EINVAL; 192 void *cpu_ptr = NULL; 193 uint64_t gpu_addr; 194 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 195 196 if (amdgpu_bo_create_kernel(adev, adev->pm.smu_prv_buffer_size, 197 PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, 198 &adev->pm.smu_prv_buffer, 199 &gpu_addr, 200 &cpu_ptr)) { 201 DRM_ERROR("amdgpu: failed to create smu prv buffer\n"); 202 return; 203 } 204 205 if (hwmgr->hwmgr_func->notify_cac_buffer_info) 206 r = hwmgr->hwmgr_func->notify_cac_buffer_info(hwmgr, 207 lower_32_bits((unsigned long)cpu_ptr), 208 upper_32_bits((unsigned long)cpu_ptr), 209 lower_32_bits(gpu_addr), 210 upper_32_bits(gpu_addr), 211 adev->pm.smu_prv_buffer_size); 212 213 if (r) { 214 amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL); 215 adev->pm.smu_prv_buffer = NULL; 216 DRM_ERROR("amdgpu: failed to notify SMU buffer address\n"); 217 } 218 } 219 220 static int pp_late_init(void *handle) 221 { 222 struct amdgpu_device *adev = handle; 223 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 224 225 if (hwmgr && hwmgr->pm_en) 226 hwmgr_handle_task(hwmgr, 227 AMD_PP_TASK_COMPLETE_INIT, NULL); 228 if (adev->pm.smu_prv_buffer_size != 0) 229 pp_reserve_vram_for_smu(adev); 230 231 return 0; 232 } 233 234 static void pp_late_fini(void *handle) 235 { 236 struct amdgpu_device *adev = handle; 237 238 if (adev->pm.smu_prv_buffer) 239 amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL); 240 amd_powerplay_destroy(adev); 241 } 242 243 244 static bool pp_is_idle(void *handle) 245 { 246 return false; 247 } 248 249 static int pp_wait_for_idle(void *handle) 250 { 251 return 0; 252 } 253 254 static int pp_sw_reset(void *handle) 255 { 256 return 0; 257 } 258 259 static int pp_set_powergating_state(void *handle, 260 enum amd_powergating_state state) 261 { 262 return 0; 263 } 264 265 static int pp_suspend(void *handle) 266 { 267 struct amdgpu_device *adev = handle; 268 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 269 270 cancel_delayed_work_sync(&hwmgr->swctf_delayed_work); 271 272 return hwmgr_suspend(hwmgr); 273 } 274 275 static int pp_resume(void *handle) 276 { 277 struct amdgpu_device *adev = handle; 278 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 279 280 return hwmgr_resume(hwmgr); 281 } 282 283 static int pp_set_clockgating_state(void *handle, 284 enum amd_clockgating_state state) 285 { 286 return 0; 287 } 288 289 static const struct amd_ip_funcs pp_ip_funcs = { 290 .name = "powerplay", 291 .early_init = pp_early_init, 292 .late_init = pp_late_init, 293 .sw_init = pp_sw_init, 294 .sw_fini = pp_sw_fini, 295 .hw_init = pp_hw_init, 296 .hw_fini = pp_hw_fini, 297 .late_fini = pp_late_fini, 298 .suspend = pp_suspend, 299 .resume = pp_resume, 300 .is_idle = pp_is_idle, 301 .wait_for_idle = pp_wait_for_idle, 302 .soft_reset = pp_sw_reset, 303 .set_clockgating_state = pp_set_clockgating_state, 304 .set_powergating_state = pp_set_powergating_state, 305 .dump_ip_state = NULL, 306 .print_ip_state = NULL, 307 }; 308 309 const struct amdgpu_ip_block_version pp_smu_ip_block = 310 { 311 .type = AMD_IP_BLOCK_TYPE_SMC, 312 .major = 1, 313 .minor = 0, 314 .rev = 0, 315 .funcs = &pp_ip_funcs, 316 }; 317 318 /* This interface only be supported On Vi, 319 * because only smu7/8 can help to load gfx/sdma fw, 320 * smu need to be enabled before load other ip's fw. 321 * so call start smu to load smu7 fw and other ip's fw 322 */ 323 static int pp_dpm_load_fw(void *handle) 324 { 325 struct pp_hwmgr *hwmgr = handle; 326 327 if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->start_smu) 328 return -EINVAL; 329 330 if (hwmgr->smumgr_funcs->start_smu(hwmgr)) { 331 pr_err("fw load failed\n"); 332 return -EINVAL; 333 } 334 335 return 0; 336 } 337 338 static int pp_dpm_fw_loading_complete(void *handle) 339 { 340 return 0; 341 } 342 343 static int pp_set_clockgating_by_smu(void *handle, uint32_t msg_id) 344 { 345 struct pp_hwmgr *hwmgr = handle; 346 347 if (!hwmgr || !hwmgr->pm_en) 348 return -EINVAL; 349 350 if (hwmgr->hwmgr_func->update_clock_gatings == NULL) { 351 pr_info_ratelimited("%s was not implemented.\n", __func__); 352 return 0; 353 } 354 355 return hwmgr->hwmgr_func->update_clock_gatings(hwmgr, &msg_id); 356 } 357 358 static void pp_dpm_en_umd_pstate(struct pp_hwmgr *hwmgr, 359 enum amd_dpm_forced_level *level) 360 { 361 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 362 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 363 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 364 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 365 366 if (!(hwmgr->dpm_level & profile_mode_mask)) { 367 /* enter umd pstate, save current level, disable gfx cg*/ 368 if (*level & profile_mode_mask) { 369 hwmgr->saved_dpm_level = hwmgr->dpm_level; 370 hwmgr->en_umd_pstate = true; 371 } 372 } else { 373 /* exit umd pstate, restore level, enable gfx cg*/ 374 if (!(*level & profile_mode_mask)) { 375 if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT) 376 *level = hwmgr->saved_dpm_level; 377 hwmgr->en_umd_pstate = false; 378 } 379 } 380 } 381 382 static int pp_dpm_force_performance_level(void *handle, 383 enum amd_dpm_forced_level level) 384 { 385 struct pp_hwmgr *hwmgr = handle; 386 387 if (!hwmgr || !hwmgr->pm_en) 388 return -EINVAL; 389 390 if (level == hwmgr->dpm_level) 391 return 0; 392 393 pp_dpm_en_umd_pstate(hwmgr, &level); 394 hwmgr->request_dpm_level = level; 395 hwmgr_handle_task(hwmgr, AMD_PP_TASK_READJUST_POWER_STATE, NULL); 396 397 return 0; 398 } 399 400 static enum amd_dpm_forced_level pp_dpm_get_performance_level( 401 void *handle) 402 { 403 struct pp_hwmgr *hwmgr = handle; 404 405 if (!hwmgr || !hwmgr->pm_en) 406 return -EINVAL; 407 408 return hwmgr->dpm_level; 409 } 410 411 static uint32_t pp_dpm_get_sclk(void *handle, bool low) 412 { 413 struct pp_hwmgr *hwmgr = handle; 414 415 if (!hwmgr || !hwmgr->pm_en) 416 return 0; 417 418 if (hwmgr->hwmgr_func->get_sclk == NULL) { 419 pr_info_ratelimited("%s was not implemented.\n", __func__); 420 return 0; 421 } 422 return hwmgr->hwmgr_func->get_sclk(hwmgr, low); 423 } 424 425 static uint32_t pp_dpm_get_mclk(void *handle, bool low) 426 { 427 struct pp_hwmgr *hwmgr = handle; 428 429 if (!hwmgr || !hwmgr->pm_en) 430 return 0; 431 432 if (hwmgr->hwmgr_func->get_mclk == NULL) { 433 pr_info_ratelimited("%s was not implemented.\n", __func__); 434 return 0; 435 } 436 return hwmgr->hwmgr_func->get_mclk(hwmgr, low); 437 } 438 439 static void pp_dpm_powergate_vce(void *handle, bool gate) 440 { 441 struct pp_hwmgr *hwmgr = handle; 442 443 if (!hwmgr || !hwmgr->pm_en) 444 return; 445 446 if (hwmgr->hwmgr_func->powergate_vce == NULL) { 447 pr_info_ratelimited("%s was not implemented.\n", __func__); 448 return; 449 } 450 hwmgr->hwmgr_func->powergate_vce(hwmgr, gate); 451 } 452 453 static void pp_dpm_powergate_uvd(void *handle, bool gate) 454 { 455 struct pp_hwmgr *hwmgr = handle; 456 457 if (!hwmgr || !hwmgr->pm_en) 458 return; 459 460 if (hwmgr->hwmgr_func->powergate_uvd == NULL) { 461 pr_info_ratelimited("%s was not implemented.\n", __func__); 462 return; 463 } 464 hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate); 465 } 466 467 static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id, 468 enum amd_pm_state_type *user_state) 469 { 470 struct pp_hwmgr *hwmgr = handle; 471 472 if (!hwmgr || !hwmgr->pm_en) 473 return -EINVAL; 474 475 return hwmgr_handle_task(hwmgr, task_id, user_state); 476 } 477 478 static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) 479 { 480 struct pp_hwmgr *hwmgr = handle; 481 struct pp_power_state *state; 482 enum amd_pm_state_type pm_type; 483 484 if (!hwmgr || !hwmgr->pm_en || !hwmgr->current_ps) 485 return -EINVAL; 486 487 state = hwmgr->current_ps; 488 489 switch (state->classification.ui_label) { 490 case PP_StateUILabel_Battery: 491 pm_type = POWER_STATE_TYPE_BATTERY; 492 break; 493 case PP_StateUILabel_Balanced: 494 pm_type = POWER_STATE_TYPE_BALANCED; 495 break; 496 case PP_StateUILabel_Performance: 497 pm_type = POWER_STATE_TYPE_PERFORMANCE; 498 break; 499 default: 500 if (state->classification.flags & PP_StateClassificationFlag_Boot) 501 pm_type = POWER_STATE_TYPE_INTERNAL_BOOT; 502 else 503 pm_type = POWER_STATE_TYPE_DEFAULT; 504 break; 505 } 506 507 return pm_type; 508 } 509 510 static int pp_dpm_set_fan_control_mode(void *handle, uint32_t mode) 511 { 512 struct pp_hwmgr *hwmgr = handle; 513 514 if (!hwmgr || !hwmgr->pm_en) 515 return -EOPNOTSUPP; 516 517 if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) 518 return -EOPNOTSUPP; 519 520 if (mode == U32_MAX) 521 return -EINVAL; 522 523 hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode); 524 525 return 0; 526 } 527 528 static int pp_dpm_get_fan_control_mode(void *handle, uint32_t *fan_mode) 529 { 530 struct pp_hwmgr *hwmgr = handle; 531 532 if (!hwmgr || !hwmgr->pm_en) 533 return -EOPNOTSUPP; 534 535 if (hwmgr->hwmgr_func->get_fan_control_mode == NULL) 536 return -EOPNOTSUPP; 537 538 if (!fan_mode) 539 return -EINVAL; 540 541 *fan_mode = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr); 542 return 0; 543 } 544 545 static int pp_dpm_set_fan_speed_pwm(void *handle, uint32_t speed) 546 { 547 struct pp_hwmgr *hwmgr = handle; 548 549 if (!hwmgr || !hwmgr->pm_en) 550 return -EOPNOTSUPP; 551 552 if (hwmgr->hwmgr_func->set_fan_speed_pwm == NULL) 553 return -EOPNOTSUPP; 554 555 if (speed == U32_MAX) 556 return -EINVAL; 557 558 return hwmgr->hwmgr_func->set_fan_speed_pwm(hwmgr, speed); 559 } 560 561 static int pp_dpm_get_fan_speed_pwm(void *handle, uint32_t *speed) 562 { 563 struct pp_hwmgr *hwmgr = handle; 564 565 if (!hwmgr || !hwmgr->pm_en) 566 return -EOPNOTSUPP; 567 568 if (hwmgr->hwmgr_func->get_fan_speed_pwm == NULL) 569 return -EOPNOTSUPP; 570 571 if (!speed) 572 return -EINVAL; 573 574 return hwmgr->hwmgr_func->get_fan_speed_pwm(hwmgr, speed); 575 } 576 577 static int pp_dpm_get_fan_speed_rpm(void *handle, uint32_t *rpm) 578 { 579 struct pp_hwmgr *hwmgr = handle; 580 581 if (!hwmgr || !hwmgr->pm_en) 582 return -EOPNOTSUPP; 583 584 if (hwmgr->hwmgr_func->get_fan_speed_rpm == NULL) 585 return -EOPNOTSUPP; 586 587 if (!rpm) 588 return -EINVAL; 589 590 return hwmgr->hwmgr_func->get_fan_speed_rpm(hwmgr, rpm); 591 } 592 593 static int pp_dpm_set_fan_speed_rpm(void *handle, uint32_t rpm) 594 { 595 struct pp_hwmgr *hwmgr = handle; 596 597 if (!hwmgr || !hwmgr->pm_en) 598 return -EOPNOTSUPP; 599 600 if (hwmgr->hwmgr_func->set_fan_speed_rpm == NULL) 601 return -EOPNOTSUPP; 602 603 if (rpm == U32_MAX) 604 return -EINVAL; 605 606 return hwmgr->hwmgr_func->set_fan_speed_rpm(hwmgr, rpm); 607 } 608 609 static int pp_dpm_get_pp_num_states(void *handle, 610 struct pp_states_info *data) 611 { 612 struct pp_hwmgr *hwmgr = handle; 613 int i; 614 615 memset(data, 0, sizeof(*data)); 616 617 if (!hwmgr || !hwmgr->pm_en || !hwmgr->ps) 618 return -EINVAL; 619 620 data->nums = hwmgr->num_ps; 621 622 for (i = 0; i < hwmgr->num_ps; i++) { 623 struct pp_power_state *state = (struct pp_power_state *) 624 ((unsigned long)hwmgr->ps + i * hwmgr->ps_size); 625 switch (state->classification.ui_label) { 626 case PP_StateUILabel_Battery: 627 data->states[i] = POWER_STATE_TYPE_BATTERY; 628 break; 629 case PP_StateUILabel_Balanced: 630 data->states[i] = POWER_STATE_TYPE_BALANCED; 631 break; 632 case PP_StateUILabel_Performance: 633 data->states[i] = POWER_STATE_TYPE_PERFORMANCE; 634 break; 635 default: 636 if (state->classification.flags & PP_StateClassificationFlag_Boot) 637 data->states[i] = POWER_STATE_TYPE_INTERNAL_BOOT; 638 else 639 data->states[i] = POWER_STATE_TYPE_DEFAULT; 640 } 641 } 642 return 0; 643 } 644 645 static int pp_dpm_get_pp_table(void *handle, char **table) 646 { 647 struct pp_hwmgr *hwmgr = handle; 648 649 if (!hwmgr || !hwmgr->pm_en || !hwmgr->soft_pp_table) 650 return -EINVAL; 651 652 *table = (char *)hwmgr->soft_pp_table; 653 return hwmgr->soft_pp_table_size; 654 } 655 656 static int amd_powerplay_reset(void *handle) 657 { 658 struct pp_hwmgr *hwmgr = handle; 659 int ret; 660 661 ret = hwmgr_hw_fini(hwmgr); 662 if (ret) 663 return ret; 664 665 ret = hwmgr_hw_init(hwmgr); 666 if (ret) 667 return ret; 668 669 return hwmgr_handle_task(hwmgr, AMD_PP_TASK_COMPLETE_INIT, NULL); 670 } 671 672 static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size) 673 { 674 struct pp_hwmgr *hwmgr = handle; 675 int ret = -ENOMEM; 676 677 if (!hwmgr || !hwmgr->pm_en) 678 return -EINVAL; 679 680 if (!hwmgr->hardcode_pp_table) { 681 hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table, 682 hwmgr->soft_pp_table_size, 683 GFP_KERNEL); 684 if (!hwmgr->hardcode_pp_table) 685 return ret; 686 } 687 688 memcpy(hwmgr->hardcode_pp_table, buf, size); 689 690 hwmgr->soft_pp_table = hwmgr->hardcode_pp_table; 691 692 ret = amd_powerplay_reset(handle); 693 if (ret) 694 return ret; 695 696 if (hwmgr->hwmgr_func->avfs_control) 697 ret = hwmgr->hwmgr_func->avfs_control(hwmgr, false); 698 699 return ret; 700 } 701 702 static int pp_dpm_force_clock_level(void *handle, 703 enum pp_clock_type type, uint32_t mask) 704 { 705 struct pp_hwmgr *hwmgr = handle; 706 707 if (!hwmgr || !hwmgr->pm_en) 708 return -EINVAL; 709 710 if (hwmgr->hwmgr_func->force_clock_level == NULL) { 711 pr_info_ratelimited("%s was not implemented.\n", __func__); 712 return 0; 713 } 714 715 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { 716 pr_debug("force clock level is for dpm manual mode only.\n"); 717 return -EINVAL; 718 } 719 720 return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask); 721 } 722 723 static int pp_dpm_emit_clock_levels(void *handle, 724 enum pp_clock_type type, 725 char *buf, 726 int *offset) 727 { 728 struct pp_hwmgr *hwmgr = handle; 729 730 if (!hwmgr || !hwmgr->pm_en) 731 return -EOPNOTSUPP; 732 733 if (!hwmgr->hwmgr_func->emit_clock_levels) 734 return -ENOENT; 735 736 return hwmgr->hwmgr_func->emit_clock_levels(hwmgr, type, buf, offset); 737 } 738 739 static int pp_dpm_print_clock_levels(void *handle, 740 enum pp_clock_type type, char *buf) 741 { 742 struct pp_hwmgr *hwmgr = handle; 743 744 if (!hwmgr || !hwmgr->pm_en) 745 return -EINVAL; 746 747 if (hwmgr->hwmgr_func->print_clock_levels == NULL) { 748 pr_info_ratelimited("%s was not implemented.\n", __func__); 749 return 0; 750 } 751 return hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf); 752 } 753 754 static int pp_dpm_get_sclk_od(void *handle) 755 { 756 struct pp_hwmgr *hwmgr = handle; 757 758 if (!hwmgr || !hwmgr->pm_en) 759 return -EINVAL; 760 761 if (hwmgr->hwmgr_func->get_sclk_od == NULL) { 762 pr_info_ratelimited("%s was not implemented.\n", __func__); 763 return 0; 764 } 765 return hwmgr->hwmgr_func->get_sclk_od(hwmgr); 766 } 767 768 static int pp_dpm_set_sclk_od(void *handle, uint32_t value) 769 { 770 struct pp_hwmgr *hwmgr = handle; 771 772 if (!hwmgr || !hwmgr->pm_en) 773 return -EINVAL; 774 775 if (hwmgr->hwmgr_func->set_sclk_od == NULL) { 776 pr_info_ratelimited("%s was not implemented.\n", __func__); 777 return 0; 778 } 779 780 return hwmgr->hwmgr_func->set_sclk_od(hwmgr, value); 781 } 782 783 static int pp_dpm_get_mclk_od(void *handle) 784 { 785 struct pp_hwmgr *hwmgr = handle; 786 787 if (!hwmgr || !hwmgr->pm_en) 788 return -EINVAL; 789 790 if (hwmgr->hwmgr_func->get_mclk_od == NULL) { 791 pr_info_ratelimited("%s was not implemented.\n", __func__); 792 return 0; 793 } 794 return hwmgr->hwmgr_func->get_mclk_od(hwmgr); 795 } 796 797 static int pp_dpm_set_mclk_od(void *handle, uint32_t value) 798 { 799 struct pp_hwmgr *hwmgr = handle; 800 801 if (!hwmgr || !hwmgr->pm_en) 802 return -EINVAL; 803 804 if (hwmgr->hwmgr_func->set_mclk_od == NULL) { 805 pr_info_ratelimited("%s was not implemented.\n", __func__); 806 return 0; 807 } 808 return hwmgr->hwmgr_func->set_mclk_od(hwmgr, value); 809 } 810 811 static int pp_dpm_read_sensor(void *handle, int idx, 812 void *value, int *size) 813 { 814 struct pp_hwmgr *hwmgr = handle; 815 816 if (!hwmgr || !hwmgr->pm_en || !value) 817 return -EINVAL; 818 819 switch (idx) { 820 case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK: 821 *((uint32_t *)value) = hwmgr->pstate_sclk * 100; 822 return 0; 823 case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK: 824 *((uint32_t *)value) = hwmgr->pstate_mclk * 100; 825 return 0; 826 case AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK: 827 *((uint32_t *)value) = hwmgr->pstate_sclk_peak * 100; 828 return 0; 829 case AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK: 830 *((uint32_t *)value) = hwmgr->pstate_mclk_peak * 100; 831 return 0; 832 case AMDGPU_PP_SENSOR_MIN_FAN_RPM: 833 *((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMinRPM; 834 return 0; 835 case AMDGPU_PP_SENSOR_MAX_FAN_RPM: 836 *((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMaxRPM; 837 return 0; 838 default: 839 return hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value, size); 840 } 841 } 842 843 static struct amd_vce_state* 844 pp_dpm_get_vce_clock_state(void *handle, unsigned idx) 845 { 846 struct pp_hwmgr *hwmgr = handle; 847 848 if (!hwmgr || !hwmgr->pm_en) 849 return NULL; 850 851 if (idx < hwmgr->num_vce_state_tables) 852 return &hwmgr->vce_states[idx]; 853 return NULL; 854 } 855 856 static int pp_get_power_profile_mode(void *handle, char *buf) 857 { 858 struct pp_hwmgr *hwmgr = handle; 859 860 if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->get_power_profile_mode) 861 return -EOPNOTSUPP; 862 if (!buf) 863 return -EINVAL; 864 865 return hwmgr->hwmgr_func->get_power_profile_mode(hwmgr, buf); 866 } 867 868 static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size) 869 { 870 struct pp_hwmgr *hwmgr = handle; 871 872 if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->set_power_profile_mode) 873 return -EOPNOTSUPP; 874 875 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { 876 pr_debug("power profile setting is for manual dpm mode only.\n"); 877 return -EINVAL; 878 } 879 880 return hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size); 881 } 882 883 static int pp_set_fine_grain_clk_vol(void *handle, uint32_t type, long *input, uint32_t size) 884 { 885 struct pp_hwmgr *hwmgr = handle; 886 887 if (!hwmgr || !hwmgr->pm_en) 888 return -EINVAL; 889 890 if (hwmgr->hwmgr_func->set_fine_grain_clk_vol == NULL) 891 return 0; 892 893 return hwmgr->hwmgr_func->set_fine_grain_clk_vol(hwmgr, type, input, size); 894 } 895 896 static int pp_odn_edit_dpm_table(void *handle, enum PP_OD_DPM_TABLE_COMMAND type, 897 long *input, uint32_t size) 898 { 899 struct pp_hwmgr *hwmgr = handle; 900 901 if (!hwmgr || !hwmgr->pm_en) 902 return -EINVAL; 903 904 if (hwmgr->hwmgr_func->odn_edit_dpm_table == NULL) { 905 pr_info_ratelimited("%s was not implemented.\n", __func__); 906 return 0; 907 } 908 909 return hwmgr->hwmgr_func->odn_edit_dpm_table(hwmgr, type, input, size); 910 } 911 912 static int pp_dpm_set_mp1_state(void *handle, enum pp_mp1_state mp1_state) 913 { 914 struct pp_hwmgr *hwmgr = handle; 915 916 if (!hwmgr) 917 return -EINVAL; 918 919 if (!hwmgr->pm_en) 920 return 0; 921 922 if (hwmgr->hwmgr_func->set_mp1_state) 923 return hwmgr->hwmgr_func->set_mp1_state(hwmgr, mp1_state); 924 925 return 0; 926 } 927 928 static int pp_dpm_switch_power_profile(void *handle, 929 enum PP_SMC_POWER_PROFILE type, bool en) 930 { 931 struct pp_hwmgr *hwmgr = handle; 932 long workload; 933 uint32_t index; 934 935 if (!hwmgr || !hwmgr->pm_en) 936 return -EINVAL; 937 938 if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) { 939 pr_info_ratelimited("%s was not implemented.\n", __func__); 940 return -EINVAL; 941 } 942 943 if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) 944 return -EINVAL; 945 946 if (!en) { 947 hwmgr->workload_mask &= ~(1 << hwmgr->workload_prority[type]); 948 index = fls(hwmgr->workload_mask); 949 index = index > 0 && index <= Workload_Policy_Max ? index - 1 : 0; 950 workload = hwmgr->workload_setting[index]; 951 } else { 952 hwmgr->workload_mask |= (1 << hwmgr->workload_prority[type]); 953 index = fls(hwmgr->workload_mask); 954 index = index <= Workload_Policy_Max ? index - 1 : 0; 955 workload = hwmgr->workload_setting[index]; 956 } 957 958 if (type == PP_SMC_POWER_PROFILE_COMPUTE && 959 hwmgr->hwmgr_func->disable_power_features_for_compute_performance) { 960 if (hwmgr->hwmgr_func->disable_power_features_for_compute_performance(hwmgr, en)) 961 return -EINVAL; 962 } 963 964 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) 965 hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, &workload, 0); 966 967 return 0; 968 } 969 970 static int pp_set_power_limit(void *handle, uint32_t limit) 971 { 972 struct pp_hwmgr *hwmgr = handle; 973 uint32_t max_power_limit; 974 975 if (!hwmgr || !hwmgr->pm_en) 976 return -EINVAL; 977 978 if (hwmgr->hwmgr_func->set_power_limit == NULL) { 979 pr_info_ratelimited("%s was not implemented.\n", __func__); 980 return -EINVAL; 981 } 982 983 if (limit == 0) 984 limit = hwmgr->default_power_limit; 985 986 max_power_limit = hwmgr->default_power_limit; 987 if (hwmgr->od_enabled) { 988 max_power_limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 989 max_power_limit /= 100; 990 } 991 992 if (limit > max_power_limit) 993 return -EINVAL; 994 995 hwmgr->hwmgr_func->set_power_limit(hwmgr, limit); 996 hwmgr->power_limit = limit; 997 return 0; 998 } 999 1000 static int pp_get_power_limit(void *handle, uint32_t *limit, 1001 enum pp_power_limit_level pp_limit_level, 1002 enum pp_power_type power_type) 1003 { 1004 struct pp_hwmgr *hwmgr = handle; 1005 int ret = 0; 1006 1007 if (!hwmgr || !hwmgr->pm_en || !limit) 1008 return -EINVAL; 1009 1010 if (power_type != PP_PWR_TYPE_SUSTAINED) 1011 return -EOPNOTSUPP; 1012 1013 switch (pp_limit_level) { 1014 case PP_PWR_LIMIT_CURRENT: 1015 *limit = hwmgr->power_limit; 1016 break; 1017 case PP_PWR_LIMIT_DEFAULT: 1018 *limit = hwmgr->default_power_limit; 1019 break; 1020 case PP_PWR_LIMIT_MAX: 1021 *limit = hwmgr->default_power_limit; 1022 if (hwmgr->od_enabled) { 1023 *limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 1024 *limit /= 100; 1025 } 1026 break; 1027 case PP_PWR_LIMIT_MIN: 1028 *limit = 0; 1029 break; 1030 default: 1031 ret = -EOPNOTSUPP; 1032 break; 1033 } 1034 1035 return ret; 1036 } 1037 1038 static int pp_display_configuration_change(void *handle, 1039 const struct amd_pp_display_configuration *display_config) 1040 { 1041 struct pp_hwmgr *hwmgr = handle; 1042 1043 if (!hwmgr || !hwmgr->pm_en) 1044 return -EINVAL; 1045 1046 phm_store_dal_configuration_data(hwmgr, display_config); 1047 return 0; 1048 } 1049 1050 static int pp_get_display_power_level(void *handle, 1051 struct amd_pp_simple_clock_info *output) 1052 { 1053 struct pp_hwmgr *hwmgr = handle; 1054 1055 if (!hwmgr || !hwmgr->pm_en || !output) 1056 return -EINVAL; 1057 1058 return phm_get_dal_power_level(hwmgr, output); 1059 } 1060 1061 static int pp_get_current_clocks(void *handle, 1062 struct amd_pp_clock_info *clocks) 1063 { 1064 struct amd_pp_simple_clock_info simple_clocks = { 0 }; 1065 struct pp_clock_info hw_clocks; 1066 struct pp_hwmgr *hwmgr = handle; 1067 int ret = 0; 1068 1069 if (!hwmgr || !hwmgr->pm_en) 1070 return -EINVAL; 1071 1072 phm_get_dal_power_level(hwmgr, &simple_clocks); 1073 1074 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, 1075 PHM_PlatformCaps_PowerContainment)) 1076 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1077 &hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment); 1078 else 1079 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1080 &hw_clocks, PHM_PerformanceLevelDesignation_Activity); 1081 1082 if (ret) { 1083 pr_debug("Error in phm_get_clock_info \n"); 1084 return -EINVAL; 1085 } 1086 1087 clocks->min_engine_clock = hw_clocks.min_eng_clk; 1088 clocks->max_engine_clock = hw_clocks.max_eng_clk; 1089 clocks->min_memory_clock = hw_clocks.min_mem_clk; 1090 clocks->max_memory_clock = hw_clocks.max_mem_clk; 1091 clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; 1092 clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; 1093 1094 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1095 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1096 1097 if (simple_clocks.level == 0) 1098 clocks->max_clocks_state = PP_DAL_POWERLEVEL_7; 1099 else 1100 clocks->max_clocks_state = simple_clocks.level; 1101 1102 if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { 1103 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1104 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1105 } 1106 return 0; 1107 } 1108 1109 static int pp_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) 1110 { 1111 struct pp_hwmgr *hwmgr = handle; 1112 1113 if (!hwmgr || !hwmgr->pm_en) 1114 return -EINVAL; 1115 1116 if (clocks == NULL) 1117 return -EINVAL; 1118 1119 return phm_get_clock_by_type(hwmgr, type, clocks); 1120 } 1121 1122 static int pp_get_clock_by_type_with_latency(void *handle, 1123 enum amd_pp_clock_type type, 1124 struct pp_clock_levels_with_latency *clocks) 1125 { 1126 struct pp_hwmgr *hwmgr = handle; 1127 1128 if (!hwmgr || !hwmgr->pm_en || !clocks) 1129 return -EINVAL; 1130 1131 return phm_get_clock_by_type_with_latency(hwmgr, type, clocks); 1132 } 1133 1134 static int pp_get_clock_by_type_with_voltage(void *handle, 1135 enum amd_pp_clock_type type, 1136 struct pp_clock_levels_with_voltage *clocks) 1137 { 1138 struct pp_hwmgr *hwmgr = handle; 1139 1140 if (!hwmgr || !hwmgr->pm_en || !clocks) 1141 return -EINVAL; 1142 1143 return phm_get_clock_by_type_with_voltage(hwmgr, type, clocks); 1144 } 1145 1146 static int pp_set_watermarks_for_clocks_ranges(void *handle, 1147 void *clock_ranges) 1148 { 1149 struct pp_hwmgr *hwmgr = handle; 1150 1151 if (!hwmgr || !hwmgr->pm_en || !clock_ranges) 1152 return -EINVAL; 1153 1154 return phm_set_watermarks_for_clocks_ranges(hwmgr, 1155 clock_ranges); 1156 } 1157 1158 static int pp_display_clock_voltage_request(void *handle, 1159 struct pp_display_clock_request *clock) 1160 { 1161 struct pp_hwmgr *hwmgr = handle; 1162 1163 if (!hwmgr || !hwmgr->pm_en || !clock) 1164 return -EINVAL; 1165 1166 return phm_display_clock_voltage_request(hwmgr, clock); 1167 } 1168 1169 static int pp_get_display_mode_validation_clocks(void *handle, 1170 struct amd_pp_simple_clock_info *clocks) 1171 { 1172 struct pp_hwmgr *hwmgr = handle; 1173 int ret = 0; 1174 1175 if (!hwmgr || !hwmgr->pm_en || !clocks) 1176 return -EINVAL; 1177 1178 clocks->level = PP_DAL_POWERLEVEL_7; 1179 1180 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) 1181 ret = phm_get_max_high_clocks(hwmgr, clocks); 1182 1183 return ret; 1184 } 1185 1186 static int pp_dpm_powergate_mmhub(void *handle) 1187 { 1188 struct pp_hwmgr *hwmgr = handle; 1189 1190 if (!hwmgr || !hwmgr->pm_en) 1191 return -EINVAL; 1192 1193 if (hwmgr->hwmgr_func->powergate_mmhub == NULL) { 1194 pr_info_ratelimited("%s was not implemented.\n", __func__); 1195 return 0; 1196 } 1197 1198 return hwmgr->hwmgr_func->powergate_mmhub(hwmgr); 1199 } 1200 1201 static int pp_dpm_powergate_gfx(void *handle, bool gate) 1202 { 1203 struct pp_hwmgr *hwmgr = handle; 1204 1205 if (!hwmgr || !hwmgr->pm_en) 1206 return 0; 1207 1208 if (hwmgr->hwmgr_func->powergate_gfx == NULL) { 1209 pr_info_ratelimited("%s was not implemented.\n", __func__); 1210 return 0; 1211 } 1212 1213 return hwmgr->hwmgr_func->powergate_gfx(hwmgr, gate); 1214 } 1215 1216 static void pp_dpm_powergate_acp(void *handle, bool gate) 1217 { 1218 struct pp_hwmgr *hwmgr = handle; 1219 1220 if (!hwmgr || !hwmgr->pm_en) 1221 return; 1222 1223 if (hwmgr->hwmgr_func->powergate_acp == NULL) { 1224 pr_info_ratelimited("%s was not implemented.\n", __func__); 1225 return; 1226 } 1227 1228 hwmgr->hwmgr_func->powergate_acp(hwmgr, gate); 1229 } 1230 1231 static void pp_dpm_powergate_sdma(void *handle, bool gate) 1232 { 1233 struct pp_hwmgr *hwmgr = handle; 1234 1235 if (!hwmgr) 1236 return; 1237 1238 if (hwmgr->hwmgr_func->powergate_sdma == NULL) { 1239 pr_info_ratelimited("%s was not implemented.\n", __func__); 1240 return; 1241 } 1242 1243 hwmgr->hwmgr_func->powergate_sdma(hwmgr, gate); 1244 } 1245 1246 static int pp_set_powergating_by_smu(void *handle, 1247 uint32_t block_type, bool gate) 1248 { 1249 int ret = 0; 1250 1251 switch (block_type) { 1252 case AMD_IP_BLOCK_TYPE_UVD: 1253 case AMD_IP_BLOCK_TYPE_VCN: 1254 pp_dpm_powergate_uvd(handle, gate); 1255 break; 1256 case AMD_IP_BLOCK_TYPE_VCE: 1257 pp_dpm_powergate_vce(handle, gate); 1258 break; 1259 case AMD_IP_BLOCK_TYPE_GMC: 1260 /* 1261 * For now, this is only used on PICASSO. 1262 * And only "gate" operation is supported. 1263 */ 1264 if (gate) 1265 pp_dpm_powergate_mmhub(handle); 1266 break; 1267 case AMD_IP_BLOCK_TYPE_GFX: 1268 ret = pp_dpm_powergate_gfx(handle, gate); 1269 break; 1270 case AMD_IP_BLOCK_TYPE_ACP: 1271 pp_dpm_powergate_acp(handle, gate); 1272 break; 1273 case AMD_IP_BLOCK_TYPE_SDMA: 1274 pp_dpm_powergate_sdma(handle, gate); 1275 break; 1276 default: 1277 break; 1278 } 1279 return ret; 1280 } 1281 1282 static int pp_notify_smu_enable_pwe(void *handle) 1283 { 1284 struct pp_hwmgr *hwmgr = handle; 1285 1286 if (!hwmgr || !hwmgr->pm_en) 1287 return -EINVAL; 1288 1289 if (hwmgr->hwmgr_func->smus_notify_pwe == NULL) { 1290 pr_info_ratelimited("%s was not implemented.\n", __func__); 1291 return -EINVAL; 1292 } 1293 1294 hwmgr->hwmgr_func->smus_notify_pwe(hwmgr); 1295 1296 return 0; 1297 } 1298 1299 static int pp_enable_mgpu_fan_boost(void *handle) 1300 { 1301 struct pp_hwmgr *hwmgr = handle; 1302 1303 if (!hwmgr) 1304 return -EINVAL; 1305 1306 if (!hwmgr->pm_en || 1307 hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL) 1308 return 0; 1309 1310 hwmgr->hwmgr_func->enable_mgpu_fan_boost(hwmgr); 1311 1312 return 0; 1313 } 1314 1315 static int pp_set_min_deep_sleep_dcefclk(void *handle, uint32_t clock) 1316 { 1317 struct pp_hwmgr *hwmgr = handle; 1318 1319 if (!hwmgr || !hwmgr->pm_en) 1320 return -EINVAL; 1321 1322 if (hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk == NULL) { 1323 pr_debug("%s was not implemented.\n", __func__); 1324 return -EINVAL; 1325 } 1326 1327 hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, clock); 1328 1329 return 0; 1330 } 1331 1332 static int pp_set_hard_min_dcefclk_by_freq(void *handle, uint32_t clock) 1333 { 1334 struct pp_hwmgr *hwmgr = handle; 1335 1336 if (!hwmgr || !hwmgr->pm_en) 1337 return -EINVAL; 1338 1339 if (hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq == NULL) { 1340 pr_debug("%s was not implemented.\n", __func__); 1341 return -EINVAL; 1342 } 1343 1344 hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq(hwmgr, clock); 1345 1346 return 0; 1347 } 1348 1349 static int pp_set_hard_min_fclk_by_freq(void *handle, uint32_t clock) 1350 { 1351 struct pp_hwmgr *hwmgr = handle; 1352 1353 if (!hwmgr || !hwmgr->pm_en) 1354 return -EINVAL; 1355 1356 if (hwmgr->hwmgr_func->set_hard_min_fclk_by_freq == NULL) { 1357 pr_debug("%s was not implemented.\n", __func__); 1358 return -EINVAL; 1359 } 1360 1361 hwmgr->hwmgr_func->set_hard_min_fclk_by_freq(hwmgr, clock); 1362 1363 return 0; 1364 } 1365 1366 static int pp_set_active_display_count(void *handle, uint32_t count) 1367 { 1368 struct pp_hwmgr *hwmgr = handle; 1369 1370 if (!hwmgr || !hwmgr->pm_en) 1371 return -EINVAL; 1372 1373 return phm_set_active_display_count(hwmgr, count); 1374 } 1375 1376 static int pp_get_asic_baco_capability(void *handle) 1377 { 1378 struct pp_hwmgr *hwmgr = handle; 1379 1380 if (!hwmgr) 1381 return false; 1382 1383 if (!(hwmgr->not_vf && amdgpu_dpm) || 1384 !hwmgr->hwmgr_func->get_bamaco_support) 1385 return false; 1386 1387 return hwmgr->hwmgr_func->get_bamaco_support(hwmgr); 1388 } 1389 1390 static int pp_get_asic_baco_state(void *handle, int *state) 1391 { 1392 struct pp_hwmgr *hwmgr = handle; 1393 1394 if (!hwmgr) 1395 return -EINVAL; 1396 1397 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_asic_baco_state) 1398 return 0; 1399 1400 hwmgr->hwmgr_func->get_asic_baco_state(hwmgr, (enum BACO_STATE *)state); 1401 1402 return 0; 1403 } 1404 1405 static int pp_set_asic_baco_state(void *handle, int state) 1406 { 1407 struct pp_hwmgr *hwmgr = handle; 1408 1409 if (!hwmgr) 1410 return -EINVAL; 1411 1412 if (!(hwmgr->not_vf && amdgpu_dpm) || 1413 !hwmgr->hwmgr_func->set_asic_baco_state) 1414 return 0; 1415 1416 hwmgr->hwmgr_func->set_asic_baco_state(hwmgr, (enum BACO_STATE)state); 1417 1418 return 0; 1419 } 1420 1421 static int pp_get_ppfeature_status(void *handle, char *buf) 1422 { 1423 struct pp_hwmgr *hwmgr = handle; 1424 1425 if (!hwmgr || !hwmgr->pm_en || !buf) 1426 return -EINVAL; 1427 1428 if (hwmgr->hwmgr_func->get_ppfeature_status == NULL) { 1429 pr_info_ratelimited("%s was not implemented.\n", __func__); 1430 return -EINVAL; 1431 } 1432 1433 return hwmgr->hwmgr_func->get_ppfeature_status(hwmgr, buf); 1434 } 1435 1436 static int pp_set_ppfeature_status(void *handle, uint64_t ppfeature_masks) 1437 { 1438 struct pp_hwmgr *hwmgr = handle; 1439 1440 if (!hwmgr || !hwmgr->pm_en) 1441 return -EINVAL; 1442 1443 if (hwmgr->hwmgr_func->set_ppfeature_status == NULL) { 1444 pr_info_ratelimited("%s was not implemented.\n", __func__); 1445 return -EINVAL; 1446 } 1447 1448 return hwmgr->hwmgr_func->set_ppfeature_status(hwmgr, ppfeature_masks); 1449 } 1450 1451 static int pp_asic_reset_mode_2(void *handle) 1452 { 1453 struct pp_hwmgr *hwmgr = handle; 1454 1455 if (!hwmgr || !hwmgr->pm_en) 1456 return -EINVAL; 1457 1458 if (hwmgr->hwmgr_func->asic_reset == NULL) { 1459 pr_info_ratelimited("%s was not implemented.\n", __func__); 1460 return -EINVAL; 1461 } 1462 1463 return hwmgr->hwmgr_func->asic_reset(hwmgr, SMU_ASIC_RESET_MODE_2); 1464 } 1465 1466 static int pp_smu_i2c_bus_access(void *handle, bool acquire) 1467 { 1468 struct pp_hwmgr *hwmgr = handle; 1469 1470 if (!hwmgr || !hwmgr->pm_en) 1471 return -EINVAL; 1472 1473 if (hwmgr->hwmgr_func->smu_i2c_bus_access == NULL) { 1474 pr_info_ratelimited("%s was not implemented.\n", __func__); 1475 return -EINVAL; 1476 } 1477 1478 return hwmgr->hwmgr_func->smu_i2c_bus_access(hwmgr, acquire); 1479 } 1480 1481 static int pp_set_df_cstate(void *handle, enum pp_df_cstate state) 1482 { 1483 struct pp_hwmgr *hwmgr = handle; 1484 1485 if (!hwmgr) 1486 return -EINVAL; 1487 1488 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_df_cstate) 1489 return 0; 1490 1491 hwmgr->hwmgr_func->set_df_cstate(hwmgr, state); 1492 1493 return 0; 1494 } 1495 1496 static int pp_set_xgmi_pstate(void *handle, uint32_t pstate) 1497 { 1498 struct pp_hwmgr *hwmgr = handle; 1499 1500 if (!hwmgr) 1501 return -EINVAL; 1502 1503 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_xgmi_pstate) 1504 return 0; 1505 1506 hwmgr->hwmgr_func->set_xgmi_pstate(hwmgr, pstate); 1507 1508 return 0; 1509 } 1510 1511 static ssize_t pp_get_gpu_metrics(void *handle, void **table) 1512 { 1513 struct pp_hwmgr *hwmgr = handle; 1514 1515 if (!hwmgr) 1516 return -EINVAL; 1517 1518 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_gpu_metrics) 1519 return -EOPNOTSUPP; 1520 1521 return hwmgr->hwmgr_func->get_gpu_metrics(hwmgr, table); 1522 } 1523 1524 static int pp_gfx_state_change_set(void *handle, uint32_t state) 1525 { 1526 struct pp_hwmgr *hwmgr = handle; 1527 1528 if (!hwmgr || !hwmgr->pm_en) 1529 return -EINVAL; 1530 1531 if (hwmgr->hwmgr_func->gfx_state_change == NULL) { 1532 pr_info_ratelimited("%s was not implemented.\n", __func__); 1533 return -EINVAL; 1534 } 1535 1536 hwmgr->hwmgr_func->gfx_state_change(hwmgr, state); 1537 return 0; 1538 } 1539 1540 static int pp_get_prv_buffer_details(void *handle, void **addr, size_t *size) 1541 { 1542 struct pp_hwmgr *hwmgr = handle; 1543 struct amdgpu_device *adev = hwmgr->adev; 1544 int err; 1545 1546 if (!addr || !size) 1547 return -EINVAL; 1548 1549 *addr = NULL; 1550 *size = 0; 1551 if (adev->pm.smu_prv_buffer) { 1552 err = amdgpu_bo_kmap(adev->pm.smu_prv_buffer, addr); 1553 if (err) 1554 return err; 1555 *size = adev->pm.smu_prv_buffer_size; 1556 } 1557 1558 return 0; 1559 } 1560 1561 static void pp_pm_compute_clocks(void *handle) 1562 { 1563 struct pp_hwmgr *hwmgr = handle; 1564 struct amdgpu_device *adev = hwmgr->adev; 1565 1566 if (!adev->dc_enabled) { 1567 amdgpu_dpm_get_active_displays(adev); 1568 adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count; 1569 adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev); 1570 adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev); 1571 /* we have issues with mclk switching with 1572 * refresh rates over 120 hz on the non-DC code. 1573 */ 1574 if (adev->pm.pm_display_cfg.vrefresh > 120) 1575 adev->pm.pm_display_cfg.min_vblank_time = 0; 1576 1577 pp_display_configuration_change(handle, 1578 &adev->pm.pm_display_cfg); 1579 } 1580 1581 pp_dpm_dispatch_tasks(handle, 1582 AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, 1583 NULL); 1584 } 1585 1586 static const struct amd_pm_funcs pp_dpm_funcs = { 1587 .load_firmware = pp_dpm_load_fw, 1588 .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, 1589 .force_performance_level = pp_dpm_force_performance_level, 1590 .get_performance_level = pp_dpm_get_performance_level, 1591 .get_current_power_state = pp_dpm_get_current_power_state, 1592 .dispatch_tasks = pp_dpm_dispatch_tasks, 1593 .set_fan_control_mode = pp_dpm_set_fan_control_mode, 1594 .get_fan_control_mode = pp_dpm_get_fan_control_mode, 1595 .set_fan_speed_pwm = pp_dpm_set_fan_speed_pwm, 1596 .get_fan_speed_pwm = pp_dpm_get_fan_speed_pwm, 1597 .get_fan_speed_rpm = pp_dpm_get_fan_speed_rpm, 1598 .set_fan_speed_rpm = pp_dpm_set_fan_speed_rpm, 1599 .get_pp_num_states = pp_dpm_get_pp_num_states, 1600 .get_pp_table = pp_dpm_get_pp_table, 1601 .set_pp_table = pp_dpm_set_pp_table, 1602 .force_clock_level = pp_dpm_force_clock_level, 1603 .emit_clock_levels = pp_dpm_emit_clock_levels, 1604 .print_clock_levels = pp_dpm_print_clock_levels, 1605 .get_sclk_od = pp_dpm_get_sclk_od, 1606 .set_sclk_od = pp_dpm_set_sclk_od, 1607 .get_mclk_od = pp_dpm_get_mclk_od, 1608 .set_mclk_od = pp_dpm_set_mclk_od, 1609 .read_sensor = pp_dpm_read_sensor, 1610 .get_vce_clock_state = pp_dpm_get_vce_clock_state, 1611 .switch_power_profile = pp_dpm_switch_power_profile, 1612 .set_clockgating_by_smu = pp_set_clockgating_by_smu, 1613 .set_powergating_by_smu = pp_set_powergating_by_smu, 1614 .get_power_profile_mode = pp_get_power_profile_mode, 1615 .set_power_profile_mode = pp_set_power_profile_mode, 1616 .set_fine_grain_clk_vol = pp_set_fine_grain_clk_vol, 1617 .odn_edit_dpm_table = pp_odn_edit_dpm_table, 1618 .set_mp1_state = pp_dpm_set_mp1_state, 1619 .set_power_limit = pp_set_power_limit, 1620 .get_power_limit = pp_get_power_limit, 1621 /* export to DC */ 1622 .get_sclk = pp_dpm_get_sclk, 1623 .get_mclk = pp_dpm_get_mclk, 1624 .display_configuration_change = pp_display_configuration_change, 1625 .get_display_power_level = pp_get_display_power_level, 1626 .get_current_clocks = pp_get_current_clocks, 1627 .get_clock_by_type = pp_get_clock_by_type, 1628 .get_clock_by_type_with_latency = pp_get_clock_by_type_with_latency, 1629 .get_clock_by_type_with_voltage = pp_get_clock_by_type_with_voltage, 1630 .set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges, 1631 .display_clock_voltage_request = pp_display_clock_voltage_request, 1632 .get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks, 1633 .notify_smu_enable_pwe = pp_notify_smu_enable_pwe, 1634 .enable_mgpu_fan_boost = pp_enable_mgpu_fan_boost, 1635 .set_active_display_count = pp_set_active_display_count, 1636 .set_min_deep_sleep_dcefclk = pp_set_min_deep_sleep_dcefclk, 1637 .set_hard_min_dcefclk_by_freq = pp_set_hard_min_dcefclk_by_freq, 1638 .set_hard_min_fclk_by_freq = pp_set_hard_min_fclk_by_freq, 1639 .get_asic_baco_capability = pp_get_asic_baco_capability, 1640 .get_asic_baco_state = pp_get_asic_baco_state, 1641 .set_asic_baco_state = pp_set_asic_baco_state, 1642 .get_ppfeature_status = pp_get_ppfeature_status, 1643 .set_ppfeature_status = pp_set_ppfeature_status, 1644 .asic_reset_mode_2 = pp_asic_reset_mode_2, 1645 .smu_i2c_bus_access = pp_smu_i2c_bus_access, 1646 .set_df_cstate = pp_set_df_cstate, 1647 .set_xgmi_pstate = pp_set_xgmi_pstate, 1648 .get_gpu_metrics = pp_get_gpu_metrics, 1649 .gfx_state_change_set = pp_gfx_state_change_set, 1650 .get_smu_prv_buf_details = pp_get_prv_buffer_details, 1651 .pm_compute_clocks = pp_pm_compute_clocks, 1652 }; 1653