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 "amd_shared.h" 30 #include "amd_powerplay.h" 31 #include "power_state.h" 32 #include "amdgpu.h" 33 #include "hwmgr.h" 34 35 36 static const struct amd_pm_funcs pp_dpm_funcs; 37 38 static int amd_powerplay_create(struct amdgpu_device *adev) 39 { 40 struct pp_hwmgr *hwmgr; 41 42 if (adev == NULL) 43 return -EINVAL; 44 45 hwmgr = kzalloc(sizeof(struct pp_hwmgr), GFP_KERNEL); 46 if (hwmgr == NULL) 47 return -ENOMEM; 48 49 hwmgr->adev = adev; 50 hwmgr->not_vf = !amdgpu_sriov_vf(adev); 51 hwmgr->device = amdgpu_cgs_create_device(adev); 52 mutex_init(&hwmgr->smu_lock); 53 mutex_init(&hwmgr->msg_lock); 54 hwmgr->chip_family = adev->family; 55 hwmgr->chip_id = adev->asic_type; 56 hwmgr->feature_mask = adev->pm.pp_feature; 57 hwmgr->display_config = &adev->pm.pm_display_cfg; 58 adev->powerplay.pp_handle = hwmgr; 59 adev->powerplay.pp_funcs = &pp_dpm_funcs; 60 return 0; 61 } 62 63 64 static void amd_powerplay_destroy(struct amdgpu_device *adev) 65 { 66 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 67 68 mutex_destroy(&hwmgr->msg_lock); 69 70 kfree(hwmgr->hardcode_pp_table); 71 hwmgr->hardcode_pp_table = NULL; 72 73 kfree(hwmgr); 74 hwmgr = NULL; 75 } 76 77 static int pp_early_init(void *handle) 78 { 79 int ret; 80 struct amdgpu_device *adev = handle; 81 82 ret = amd_powerplay_create(adev); 83 84 if (ret != 0) 85 return ret; 86 87 ret = hwmgr_early_init(adev->powerplay.pp_handle); 88 if (ret) 89 return -EINVAL; 90 91 return 0; 92 } 93 94 static int pp_sw_init(void *handle) 95 { 96 struct amdgpu_device *adev = handle; 97 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 98 int ret = 0; 99 100 ret = hwmgr_sw_init(hwmgr); 101 102 pr_debug("powerplay sw init %s\n", ret ? "failed" : "successfully"); 103 104 return ret; 105 } 106 107 static int pp_sw_fini(void *handle) 108 { 109 struct amdgpu_device *adev = handle; 110 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 111 112 hwmgr_sw_fini(hwmgr); 113 114 release_firmware(adev->pm.fw); 115 adev->pm.fw = NULL; 116 117 return 0; 118 } 119 120 static int pp_hw_init(void *handle) 121 { 122 int ret = 0; 123 struct amdgpu_device *adev = handle; 124 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 125 126 ret = hwmgr_hw_init(hwmgr); 127 128 if (ret) 129 pr_err("powerplay hw init failed\n"); 130 131 return ret; 132 } 133 134 static int pp_hw_fini(void *handle) 135 { 136 struct amdgpu_device *adev = handle; 137 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 138 139 hwmgr_hw_fini(hwmgr); 140 141 return 0; 142 } 143 144 static void pp_reserve_vram_for_smu(struct amdgpu_device *adev) 145 { 146 int r = -EINVAL; 147 void *cpu_ptr = NULL; 148 uint64_t gpu_addr; 149 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 150 151 if (amdgpu_bo_create_kernel(adev, adev->pm.smu_prv_buffer_size, 152 PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, 153 &adev->pm.smu_prv_buffer, 154 &gpu_addr, 155 &cpu_ptr)) { 156 DRM_ERROR("amdgpu: failed to create smu prv buffer\n"); 157 return; 158 } 159 160 if (hwmgr->hwmgr_func->notify_cac_buffer_info) 161 r = hwmgr->hwmgr_func->notify_cac_buffer_info(hwmgr, 162 lower_32_bits((unsigned long)cpu_ptr), 163 upper_32_bits((unsigned long)cpu_ptr), 164 lower_32_bits(gpu_addr), 165 upper_32_bits(gpu_addr), 166 adev->pm.smu_prv_buffer_size); 167 168 if (r) { 169 amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL); 170 adev->pm.smu_prv_buffer = NULL; 171 DRM_ERROR("amdgpu: failed to notify SMU buffer address\n"); 172 } 173 } 174 175 static int pp_late_init(void *handle) 176 { 177 struct amdgpu_device *adev = handle; 178 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 179 180 if (hwmgr && hwmgr->pm_en) { 181 mutex_lock(&hwmgr->smu_lock); 182 hwmgr_handle_task(hwmgr, 183 AMD_PP_TASK_COMPLETE_INIT, NULL); 184 mutex_unlock(&hwmgr->smu_lock); 185 } 186 if (adev->pm.smu_prv_buffer_size != 0) 187 pp_reserve_vram_for_smu(adev); 188 189 return 0; 190 } 191 192 static void pp_late_fini(void *handle) 193 { 194 struct amdgpu_device *adev = handle; 195 196 if (adev->pm.smu_prv_buffer) 197 amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL); 198 amd_powerplay_destroy(adev); 199 } 200 201 202 static bool pp_is_idle(void *handle) 203 { 204 return false; 205 } 206 207 static int pp_wait_for_idle(void *handle) 208 { 209 return 0; 210 } 211 212 static int pp_sw_reset(void *handle) 213 { 214 return 0; 215 } 216 217 static int pp_set_powergating_state(void *handle, 218 enum amd_powergating_state state) 219 { 220 return 0; 221 } 222 223 static int pp_suspend(void *handle) 224 { 225 struct amdgpu_device *adev = handle; 226 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 227 228 return hwmgr_suspend(hwmgr); 229 } 230 231 static int pp_resume(void *handle) 232 { 233 struct amdgpu_device *adev = handle; 234 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 235 236 return hwmgr_resume(hwmgr); 237 } 238 239 static int pp_set_clockgating_state(void *handle, 240 enum amd_clockgating_state state) 241 { 242 return 0; 243 } 244 245 static const struct amd_ip_funcs pp_ip_funcs = { 246 .name = "powerplay", 247 .early_init = pp_early_init, 248 .late_init = pp_late_init, 249 .sw_init = pp_sw_init, 250 .sw_fini = pp_sw_fini, 251 .hw_init = pp_hw_init, 252 .hw_fini = pp_hw_fini, 253 .late_fini = pp_late_fini, 254 .suspend = pp_suspend, 255 .resume = pp_resume, 256 .is_idle = pp_is_idle, 257 .wait_for_idle = pp_wait_for_idle, 258 .soft_reset = pp_sw_reset, 259 .set_clockgating_state = pp_set_clockgating_state, 260 .set_powergating_state = pp_set_powergating_state, 261 }; 262 263 const struct amdgpu_ip_block_version pp_smu_ip_block = 264 { 265 .type = AMD_IP_BLOCK_TYPE_SMC, 266 .major = 1, 267 .minor = 0, 268 .rev = 0, 269 .funcs = &pp_ip_funcs, 270 }; 271 272 /* This interface only be supported On Vi, 273 * because only smu7/8 can help to load gfx/sdma fw, 274 * smu need to be enabled before load other ip's fw. 275 * so call start smu to load smu7 fw and other ip's fw 276 */ 277 static int pp_dpm_load_fw(void *handle) 278 { 279 struct pp_hwmgr *hwmgr = handle; 280 281 if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->start_smu) 282 return -EINVAL; 283 284 if (hwmgr->smumgr_funcs->start_smu(hwmgr)) { 285 pr_err("fw load failed\n"); 286 return -EINVAL; 287 } 288 289 return 0; 290 } 291 292 static int pp_dpm_fw_loading_complete(void *handle) 293 { 294 return 0; 295 } 296 297 static int pp_set_clockgating_by_smu(void *handle, uint32_t msg_id) 298 { 299 struct pp_hwmgr *hwmgr = handle; 300 301 if (!hwmgr || !hwmgr->pm_en) 302 return -EINVAL; 303 304 if (hwmgr->hwmgr_func->update_clock_gatings == NULL) { 305 pr_info_ratelimited("%s was not implemented.\n", __func__); 306 return 0; 307 } 308 309 return hwmgr->hwmgr_func->update_clock_gatings(hwmgr, &msg_id); 310 } 311 312 static void pp_dpm_en_umd_pstate(struct pp_hwmgr *hwmgr, 313 enum amd_dpm_forced_level *level) 314 { 315 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 316 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 317 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 318 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 319 320 if (!(hwmgr->dpm_level & profile_mode_mask)) { 321 /* enter umd pstate, save current level, disable gfx cg*/ 322 if (*level & profile_mode_mask) { 323 hwmgr->saved_dpm_level = hwmgr->dpm_level; 324 hwmgr->en_umd_pstate = true; 325 amdgpu_device_ip_set_powergating_state(hwmgr->adev, 326 AMD_IP_BLOCK_TYPE_GFX, 327 AMD_PG_STATE_UNGATE); 328 amdgpu_device_ip_set_clockgating_state(hwmgr->adev, 329 AMD_IP_BLOCK_TYPE_GFX, 330 AMD_CG_STATE_UNGATE); 331 } 332 } else { 333 /* exit umd pstate, restore level, enable gfx cg*/ 334 if (!(*level & profile_mode_mask)) { 335 if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT) 336 *level = hwmgr->saved_dpm_level; 337 hwmgr->en_umd_pstate = false; 338 amdgpu_device_ip_set_clockgating_state(hwmgr->adev, 339 AMD_IP_BLOCK_TYPE_GFX, 340 AMD_CG_STATE_GATE); 341 amdgpu_device_ip_set_powergating_state(hwmgr->adev, 342 AMD_IP_BLOCK_TYPE_GFX, 343 AMD_PG_STATE_GATE); 344 } 345 } 346 } 347 348 static int pp_dpm_force_performance_level(void *handle, 349 enum amd_dpm_forced_level level) 350 { 351 struct pp_hwmgr *hwmgr = handle; 352 353 if (!hwmgr || !hwmgr->pm_en) 354 return -EINVAL; 355 356 if (level == hwmgr->dpm_level) 357 return 0; 358 359 mutex_lock(&hwmgr->smu_lock); 360 pp_dpm_en_umd_pstate(hwmgr, &level); 361 hwmgr->request_dpm_level = level; 362 hwmgr_handle_task(hwmgr, AMD_PP_TASK_READJUST_POWER_STATE, NULL); 363 mutex_unlock(&hwmgr->smu_lock); 364 365 return 0; 366 } 367 368 static enum amd_dpm_forced_level pp_dpm_get_performance_level( 369 void *handle) 370 { 371 struct pp_hwmgr *hwmgr = handle; 372 enum amd_dpm_forced_level level; 373 374 if (!hwmgr || !hwmgr->pm_en) 375 return -EINVAL; 376 377 mutex_lock(&hwmgr->smu_lock); 378 level = hwmgr->dpm_level; 379 mutex_unlock(&hwmgr->smu_lock); 380 return level; 381 } 382 383 static uint32_t pp_dpm_get_sclk(void *handle, bool low) 384 { 385 struct pp_hwmgr *hwmgr = handle; 386 uint32_t clk = 0; 387 388 if (!hwmgr || !hwmgr->pm_en) 389 return 0; 390 391 if (hwmgr->hwmgr_func->get_sclk == NULL) { 392 pr_info_ratelimited("%s was not implemented.\n", __func__); 393 return 0; 394 } 395 mutex_lock(&hwmgr->smu_lock); 396 clk = hwmgr->hwmgr_func->get_sclk(hwmgr, low); 397 mutex_unlock(&hwmgr->smu_lock); 398 return clk; 399 } 400 401 static uint32_t pp_dpm_get_mclk(void *handle, bool low) 402 { 403 struct pp_hwmgr *hwmgr = handle; 404 uint32_t clk = 0; 405 406 if (!hwmgr || !hwmgr->pm_en) 407 return 0; 408 409 if (hwmgr->hwmgr_func->get_mclk == NULL) { 410 pr_info_ratelimited("%s was not implemented.\n", __func__); 411 return 0; 412 } 413 mutex_lock(&hwmgr->smu_lock); 414 clk = hwmgr->hwmgr_func->get_mclk(hwmgr, low); 415 mutex_unlock(&hwmgr->smu_lock); 416 return clk; 417 } 418 419 static void pp_dpm_powergate_vce(void *handle, bool gate) 420 { 421 struct pp_hwmgr *hwmgr = handle; 422 423 if (!hwmgr || !hwmgr->pm_en) 424 return; 425 426 if (hwmgr->hwmgr_func->powergate_vce == NULL) { 427 pr_info_ratelimited("%s was not implemented.\n", __func__); 428 return; 429 } 430 mutex_lock(&hwmgr->smu_lock); 431 hwmgr->hwmgr_func->powergate_vce(hwmgr, gate); 432 mutex_unlock(&hwmgr->smu_lock); 433 } 434 435 static void pp_dpm_powergate_uvd(void *handle, bool gate) 436 { 437 struct pp_hwmgr *hwmgr = handle; 438 439 if (!hwmgr || !hwmgr->pm_en) 440 return; 441 442 if (hwmgr->hwmgr_func->powergate_uvd == NULL) { 443 pr_info_ratelimited("%s was not implemented.\n", __func__); 444 return; 445 } 446 mutex_lock(&hwmgr->smu_lock); 447 hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate); 448 mutex_unlock(&hwmgr->smu_lock); 449 } 450 451 static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id, 452 enum amd_pm_state_type *user_state) 453 { 454 int ret = 0; 455 struct pp_hwmgr *hwmgr = handle; 456 457 if (!hwmgr || !hwmgr->pm_en) 458 return -EINVAL; 459 460 mutex_lock(&hwmgr->smu_lock); 461 ret = hwmgr_handle_task(hwmgr, task_id, user_state); 462 mutex_unlock(&hwmgr->smu_lock); 463 464 return ret; 465 } 466 467 static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) 468 { 469 struct pp_hwmgr *hwmgr = handle; 470 struct pp_power_state *state; 471 enum amd_pm_state_type pm_type; 472 473 if (!hwmgr || !hwmgr->pm_en || !hwmgr->current_ps) 474 return -EINVAL; 475 476 mutex_lock(&hwmgr->smu_lock); 477 478 state = hwmgr->current_ps; 479 480 switch (state->classification.ui_label) { 481 case PP_StateUILabel_Battery: 482 pm_type = POWER_STATE_TYPE_BATTERY; 483 break; 484 case PP_StateUILabel_Balanced: 485 pm_type = POWER_STATE_TYPE_BALANCED; 486 break; 487 case PP_StateUILabel_Performance: 488 pm_type = POWER_STATE_TYPE_PERFORMANCE; 489 break; 490 default: 491 if (state->classification.flags & PP_StateClassificationFlag_Boot) 492 pm_type = POWER_STATE_TYPE_INTERNAL_BOOT; 493 else 494 pm_type = POWER_STATE_TYPE_DEFAULT; 495 break; 496 } 497 mutex_unlock(&hwmgr->smu_lock); 498 499 return pm_type; 500 } 501 502 static void pp_dpm_set_fan_control_mode(void *handle, uint32_t mode) 503 { 504 struct pp_hwmgr *hwmgr = handle; 505 506 if (!hwmgr || !hwmgr->pm_en) 507 return; 508 509 if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) { 510 pr_info_ratelimited("%s was not implemented.\n", __func__); 511 return; 512 } 513 mutex_lock(&hwmgr->smu_lock); 514 hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode); 515 mutex_unlock(&hwmgr->smu_lock); 516 } 517 518 static uint32_t pp_dpm_get_fan_control_mode(void *handle) 519 { 520 struct pp_hwmgr *hwmgr = handle; 521 uint32_t mode = 0; 522 523 if (!hwmgr || !hwmgr->pm_en) 524 return 0; 525 526 if (hwmgr->hwmgr_func->get_fan_control_mode == NULL) { 527 pr_info_ratelimited("%s was not implemented.\n", __func__); 528 return 0; 529 } 530 mutex_lock(&hwmgr->smu_lock); 531 mode = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr); 532 mutex_unlock(&hwmgr->smu_lock); 533 return mode; 534 } 535 536 static int pp_dpm_set_fan_speed_pwm(void *handle, uint32_t speed) 537 { 538 struct pp_hwmgr *hwmgr = handle; 539 int ret = 0; 540 541 if (!hwmgr || !hwmgr->pm_en) 542 return -EINVAL; 543 544 if (hwmgr->hwmgr_func->set_fan_speed_pwm == NULL) { 545 pr_info_ratelimited("%s was not implemented.\n", __func__); 546 return 0; 547 } 548 mutex_lock(&hwmgr->smu_lock); 549 ret = hwmgr->hwmgr_func->set_fan_speed_pwm(hwmgr, speed); 550 mutex_unlock(&hwmgr->smu_lock); 551 return ret; 552 } 553 554 static int pp_dpm_get_fan_speed_pwm(void *handle, uint32_t *speed) 555 { 556 struct pp_hwmgr *hwmgr = handle; 557 int ret = 0; 558 559 if (!hwmgr || !hwmgr->pm_en) 560 return -EINVAL; 561 562 if (hwmgr->hwmgr_func->get_fan_speed_pwm == NULL) { 563 pr_info_ratelimited("%s was not implemented.\n", __func__); 564 return 0; 565 } 566 567 mutex_lock(&hwmgr->smu_lock); 568 ret = hwmgr->hwmgr_func->get_fan_speed_pwm(hwmgr, speed); 569 mutex_unlock(&hwmgr->smu_lock); 570 return ret; 571 } 572 573 static int pp_dpm_get_fan_speed_rpm(void *handle, uint32_t *rpm) 574 { 575 struct pp_hwmgr *hwmgr = handle; 576 int ret = 0; 577 578 if (!hwmgr || !hwmgr->pm_en) 579 return -EINVAL; 580 581 if (hwmgr->hwmgr_func->get_fan_speed_rpm == NULL) 582 return -EINVAL; 583 584 mutex_lock(&hwmgr->smu_lock); 585 ret = hwmgr->hwmgr_func->get_fan_speed_rpm(hwmgr, rpm); 586 mutex_unlock(&hwmgr->smu_lock); 587 return ret; 588 } 589 590 static int pp_dpm_set_fan_speed_rpm(void *handle, uint32_t rpm) 591 { 592 struct pp_hwmgr *hwmgr = handle; 593 int ret = 0; 594 595 if (!hwmgr || !hwmgr->pm_en) 596 return -EINVAL; 597 598 if (hwmgr->hwmgr_func->set_fan_speed_rpm == NULL) { 599 pr_info_ratelimited("%s was not implemented.\n", __func__); 600 return 0; 601 } 602 mutex_lock(&hwmgr->smu_lock); 603 ret = hwmgr->hwmgr_func->set_fan_speed_rpm(hwmgr, rpm); 604 mutex_unlock(&hwmgr->smu_lock); 605 return ret; 606 } 607 608 static int pp_dpm_get_pp_num_states(void *handle, 609 struct pp_states_info *data) 610 { 611 struct pp_hwmgr *hwmgr = handle; 612 int i; 613 614 memset(data, 0, sizeof(*data)); 615 616 if (!hwmgr || !hwmgr->pm_en ||!hwmgr->ps) 617 return -EINVAL; 618 619 mutex_lock(&hwmgr->smu_lock); 620 621 data->nums = hwmgr->num_ps; 622 623 for (i = 0; i < hwmgr->num_ps; i++) { 624 struct pp_power_state *state = (struct pp_power_state *) 625 ((unsigned long)hwmgr->ps + i * hwmgr->ps_size); 626 switch (state->classification.ui_label) { 627 case PP_StateUILabel_Battery: 628 data->states[i] = POWER_STATE_TYPE_BATTERY; 629 break; 630 case PP_StateUILabel_Balanced: 631 data->states[i] = POWER_STATE_TYPE_BALANCED; 632 break; 633 case PP_StateUILabel_Performance: 634 data->states[i] = POWER_STATE_TYPE_PERFORMANCE; 635 break; 636 default: 637 if (state->classification.flags & PP_StateClassificationFlag_Boot) 638 data->states[i] = POWER_STATE_TYPE_INTERNAL_BOOT; 639 else 640 data->states[i] = POWER_STATE_TYPE_DEFAULT; 641 } 642 } 643 mutex_unlock(&hwmgr->smu_lock); 644 return 0; 645 } 646 647 static int pp_dpm_get_pp_table(void *handle, char **table) 648 { 649 struct pp_hwmgr *hwmgr = handle; 650 int size = 0; 651 652 if (!hwmgr || !hwmgr->pm_en ||!hwmgr->soft_pp_table) 653 return -EINVAL; 654 655 mutex_lock(&hwmgr->smu_lock); 656 *table = (char *)hwmgr->soft_pp_table; 657 size = hwmgr->soft_pp_table_size; 658 mutex_unlock(&hwmgr->smu_lock); 659 return size; 660 } 661 662 static int amd_powerplay_reset(void *handle) 663 { 664 struct pp_hwmgr *hwmgr = handle; 665 int ret; 666 667 ret = hwmgr_hw_fini(hwmgr); 668 if (ret) 669 return ret; 670 671 ret = hwmgr_hw_init(hwmgr); 672 if (ret) 673 return ret; 674 675 return hwmgr_handle_task(hwmgr, AMD_PP_TASK_COMPLETE_INIT, NULL); 676 } 677 678 static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size) 679 { 680 struct pp_hwmgr *hwmgr = handle; 681 int ret = -ENOMEM; 682 683 if (!hwmgr || !hwmgr->pm_en) 684 return -EINVAL; 685 686 mutex_lock(&hwmgr->smu_lock); 687 if (!hwmgr->hardcode_pp_table) { 688 hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table, 689 hwmgr->soft_pp_table_size, 690 GFP_KERNEL); 691 if (!hwmgr->hardcode_pp_table) 692 goto err; 693 } 694 695 memcpy(hwmgr->hardcode_pp_table, buf, size); 696 697 hwmgr->soft_pp_table = hwmgr->hardcode_pp_table; 698 699 ret = amd_powerplay_reset(handle); 700 if (ret) 701 goto err; 702 703 if (hwmgr->hwmgr_func->avfs_control) { 704 ret = hwmgr->hwmgr_func->avfs_control(hwmgr, false); 705 if (ret) 706 goto err; 707 } 708 mutex_unlock(&hwmgr->smu_lock); 709 return 0; 710 err: 711 mutex_unlock(&hwmgr->smu_lock); 712 return ret; 713 } 714 715 static int pp_dpm_force_clock_level(void *handle, 716 enum pp_clock_type type, uint32_t mask) 717 { 718 struct pp_hwmgr *hwmgr = handle; 719 int ret = 0; 720 721 if (!hwmgr || !hwmgr->pm_en) 722 return -EINVAL; 723 724 if (hwmgr->hwmgr_func->force_clock_level == NULL) { 725 pr_info_ratelimited("%s was not implemented.\n", __func__); 726 return 0; 727 } 728 729 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { 730 pr_debug("force clock level is for dpm manual mode only.\n"); 731 return -EINVAL; 732 } 733 734 mutex_lock(&hwmgr->smu_lock); 735 ret = hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask); 736 mutex_unlock(&hwmgr->smu_lock); 737 return ret; 738 } 739 740 static int pp_dpm_print_clock_levels(void *handle, 741 enum pp_clock_type type, char *buf) 742 { 743 struct pp_hwmgr *hwmgr = handle; 744 int ret = 0; 745 746 if (!hwmgr || !hwmgr->pm_en) 747 return -EINVAL; 748 749 if (hwmgr->hwmgr_func->print_clock_levels == NULL) { 750 pr_info_ratelimited("%s was not implemented.\n", __func__); 751 return 0; 752 } 753 mutex_lock(&hwmgr->smu_lock); 754 ret = hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf); 755 mutex_unlock(&hwmgr->smu_lock); 756 return ret; 757 } 758 759 static int pp_dpm_get_sclk_od(void *handle) 760 { 761 struct pp_hwmgr *hwmgr = handle; 762 int ret = 0; 763 764 if (!hwmgr || !hwmgr->pm_en) 765 return -EINVAL; 766 767 if (hwmgr->hwmgr_func->get_sclk_od == NULL) { 768 pr_info_ratelimited("%s was not implemented.\n", __func__); 769 return 0; 770 } 771 mutex_lock(&hwmgr->smu_lock); 772 ret = hwmgr->hwmgr_func->get_sclk_od(hwmgr); 773 mutex_unlock(&hwmgr->smu_lock); 774 return ret; 775 } 776 777 static int pp_dpm_set_sclk_od(void *handle, uint32_t value) 778 { 779 struct pp_hwmgr *hwmgr = handle; 780 int ret = 0; 781 782 if (!hwmgr || !hwmgr->pm_en) 783 return -EINVAL; 784 785 if (hwmgr->hwmgr_func->set_sclk_od == NULL) { 786 pr_info_ratelimited("%s was not implemented.\n", __func__); 787 return 0; 788 } 789 790 mutex_lock(&hwmgr->smu_lock); 791 ret = hwmgr->hwmgr_func->set_sclk_od(hwmgr, value); 792 mutex_unlock(&hwmgr->smu_lock); 793 return ret; 794 } 795 796 static int pp_dpm_get_mclk_od(void *handle) 797 { 798 struct pp_hwmgr *hwmgr = handle; 799 int ret = 0; 800 801 if (!hwmgr || !hwmgr->pm_en) 802 return -EINVAL; 803 804 if (hwmgr->hwmgr_func->get_mclk_od == NULL) { 805 pr_info_ratelimited("%s was not implemented.\n", __func__); 806 return 0; 807 } 808 mutex_lock(&hwmgr->smu_lock); 809 ret = hwmgr->hwmgr_func->get_mclk_od(hwmgr); 810 mutex_unlock(&hwmgr->smu_lock); 811 return ret; 812 } 813 814 static int pp_dpm_set_mclk_od(void *handle, uint32_t value) 815 { 816 struct pp_hwmgr *hwmgr = handle; 817 int ret = 0; 818 819 if (!hwmgr || !hwmgr->pm_en) 820 return -EINVAL; 821 822 if (hwmgr->hwmgr_func->set_mclk_od == NULL) { 823 pr_info_ratelimited("%s was not implemented.\n", __func__); 824 return 0; 825 } 826 mutex_lock(&hwmgr->smu_lock); 827 ret = hwmgr->hwmgr_func->set_mclk_od(hwmgr, value); 828 mutex_unlock(&hwmgr->smu_lock); 829 return ret; 830 } 831 832 static int pp_dpm_read_sensor(void *handle, int idx, 833 void *value, int *size) 834 { 835 struct pp_hwmgr *hwmgr = handle; 836 int ret = 0; 837 838 if (!hwmgr || !hwmgr->pm_en || !value) 839 return -EINVAL; 840 841 switch (idx) { 842 case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK: 843 *((uint32_t *)value) = hwmgr->pstate_sclk; 844 return 0; 845 case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK: 846 *((uint32_t *)value) = hwmgr->pstate_mclk; 847 return 0; 848 case AMDGPU_PP_SENSOR_MIN_FAN_RPM: 849 *((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMinRPM; 850 return 0; 851 case AMDGPU_PP_SENSOR_MAX_FAN_RPM: 852 *((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMaxRPM; 853 return 0; 854 default: 855 mutex_lock(&hwmgr->smu_lock); 856 ret = hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value, size); 857 mutex_unlock(&hwmgr->smu_lock); 858 return ret; 859 } 860 } 861 862 static struct amd_vce_state* 863 pp_dpm_get_vce_clock_state(void *handle, unsigned idx) 864 { 865 struct pp_hwmgr *hwmgr = handle; 866 867 if (!hwmgr || !hwmgr->pm_en) 868 return NULL; 869 870 if (idx < hwmgr->num_vce_state_tables) 871 return &hwmgr->vce_states[idx]; 872 return NULL; 873 } 874 875 static int pp_get_power_profile_mode(void *handle, char *buf) 876 { 877 struct pp_hwmgr *hwmgr = handle; 878 879 if (!hwmgr || !hwmgr->pm_en || !buf) 880 return -EINVAL; 881 882 if (hwmgr->hwmgr_func->get_power_profile_mode == NULL) { 883 pr_info_ratelimited("%s was not implemented.\n", __func__); 884 return snprintf(buf, PAGE_SIZE, "\n"); 885 } 886 887 return hwmgr->hwmgr_func->get_power_profile_mode(hwmgr, buf); 888 } 889 890 static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size) 891 { 892 struct pp_hwmgr *hwmgr = handle; 893 int ret = -EINVAL; 894 895 if (!hwmgr || !hwmgr->pm_en) 896 return ret; 897 898 if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) { 899 pr_info_ratelimited("%s was not implemented.\n", __func__); 900 return ret; 901 } 902 903 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { 904 pr_debug("power profile setting is for manual dpm mode only.\n"); 905 return ret; 906 } 907 908 mutex_lock(&hwmgr->smu_lock); 909 ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size); 910 mutex_unlock(&hwmgr->smu_lock); 911 return ret; 912 } 913 914 static int pp_set_fine_grain_clk_vol(void *handle, uint32_t type, long *input, uint32_t size) 915 { 916 struct pp_hwmgr *hwmgr = handle; 917 918 if (!hwmgr || !hwmgr->pm_en) 919 return -EINVAL; 920 921 if (hwmgr->hwmgr_func->set_fine_grain_clk_vol == NULL) 922 return 0; 923 924 return hwmgr->hwmgr_func->set_fine_grain_clk_vol(hwmgr, type, input, size); 925 } 926 927 static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint32_t size) 928 { 929 struct pp_hwmgr *hwmgr = handle; 930 931 if (!hwmgr || !hwmgr->pm_en) 932 return -EINVAL; 933 934 if (hwmgr->hwmgr_func->odn_edit_dpm_table == NULL) { 935 pr_info_ratelimited("%s was not implemented.\n", __func__); 936 return 0; 937 } 938 939 return hwmgr->hwmgr_func->odn_edit_dpm_table(hwmgr, type, input, size); 940 } 941 942 static int pp_dpm_set_mp1_state(void *handle, enum pp_mp1_state mp1_state) 943 { 944 struct pp_hwmgr *hwmgr = handle; 945 946 if (!hwmgr) 947 return -EINVAL; 948 949 if (!hwmgr->pm_en) 950 return 0; 951 952 if (hwmgr->hwmgr_func->set_mp1_state) 953 return hwmgr->hwmgr_func->set_mp1_state(hwmgr, mp1_state); 954 955 return 0; 956 } 957 958 static int pp_dpm_switch_power_profile(void *handle, 959 enum PP_SMC_POWER_PROFILE type, bool en) 960 { 961 struct pp_hwmgr *hwmgr = handle; 962 long workload; 963 uint32_t index; 964 965 if (!hwmgr || !hwmgr->pm_en) 966 return -EINVAL; 967 968 if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) { 969 pr_info_ratelimited("%s was not implemented.\n", __func__); 970 return -EINVAL; 971 } 972 973 if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) 974 return -EINVAL; 975 976 mutex_lock(&hwmgr->smu_lock); 977 978 if (!en) { 979 hwmgr->workload_mask &= ~(1 << hwmgr->workload_prority[type]); 980 index = fls(hwmgr->workload_mask); 981 index = index > 0 && index <= Workload_Policy_Max ? index - 1 : 0; 982 workload = hwmgr->workload_setting[index]; 983 } else { 984 hwmgr->workload_mask |= (1 << hwmgr->workload_prority[type]); 985 index = fls(hwmgr->workload_mask); 986 index = index <= Workload_Policy_Max ? index - 1 : 0; 987 workload = hwmgr->workload_setting[index]; 988 } 989 990 if (type == PP_SMC_POWER_PROFILE_COMPUTE && 991 hwmgr->hwmgr_func->disable_power_features_for_compute_performance) { 992 if (hwmgr->hwmgr_func->disable_power_features_for_compute_performance(hwmgr, en)) { 993 mutex_unlock(&hwmgr->smu_lock); 994 return -EINVAL; 995 } 996 } 997 998 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) 999 hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, &workload, 0); 1000 mutex_unlock(&hwmgr->smu_lock); 1001 1002 return 0; 1003 } 1004 1005 static int pp_set_power_limit(void *handle, uint32_t limit) 1006 { 1007 struct pp_hwmgr *hwmgr = handle; 1008 uint32_t max_power_limit; 1009 1010 if (!hwmgr || !hwmgr->pm_en) 1011 return -EINVAL; 1012 1013 if (hwmgr->hwmgr_func->set_power_limit == NULL) { 1014 pr_info_ratelimited("%s was not implemented.\n", __func__); 1015 return -EINVAL; 1016 } 1017 1018 if (limit == 0) 1019 limit = hwmgr->default_power_limit; 1020 1021 max_power_limit = hwmgr->default_power_limit; 1022 if (hwmgr->od_enabled) { 1023 max_power_limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 1024 max_power_limit /= 100; 1025 } 1026 1027 if (limit > max_power_limit) 1028 return -EINVAL; 1029 1030 mutex_lock(&hwmgr->smu_lock); 1031 hwmgr->hwmgr_func->set_power_limit(hwmgr, limit); 1032 hwmgr->power_limit = limit; 1033 mutex_unlock(&hwmgr->smu_lock); 1034 return 0; 1035 } 1036 1037 static int pp_get_power_limit(void *handle, uint32_t *limit, 1038 enum pp_power_limit_level pp_limit_level, 1039 enum pp_power_type power_type) 1040 { 1041 struct pp_hwmgr *hwmgr = handle; 1042 int ret = 0; 1043 1044 if (!hwmgr || !hwmgr->pm_en ||!limit) 1045 return -EINVAL; 1046 1047 if (power_type != PP_PWR_TYPE_SUSTAINED) 1048 return -EOPNOTSUPP; 1049 1050 mutex_lock(&hwmgr->smu_lock); 1051 1052 switch (pp_limit_level) { 1053 case PP_PWR_LIMIT_CURRENT: 1054 *limit = hwmgr->power_limit; 1055 break; 1056 case PP_PWR_LIMIT_DEFAULT: 1057 *limit = hwmgr->default_power_limit; 1058 break; 1059 case PP_PWR_LIMIT_MAX: 1060 *limit = hwmgr->default_power_limit; 1061 if (hwmgr->od_enabled) { 1062 *limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 1063 *limit /= 100; 1064 } 1065 break; 1066 default: 1067 ret = -EOPNOTSUPP; 1068 break; 1069 } 1070 1071 mutex_unlock(&hwmgr->smu_lock); 1072 1073 return ret; 1074 } 1075 1076 static int pp_display_configuration_change(void *handle, 1077 const struct amd_pp_display_configuration *display_config) 1078 { 1079 struct pp_hwmgr *hwmgr = handle; 1080 1081 if (!hwmgr || !hwmgr->pm_en) 1082 return -EINVAL; 1083 1084 mutex_lock(&hwmgr->smu_lock); 1085 phm_store_dal_configuration_data(hwmgr, display_config); 1086 mutex_unlock(&hwmgr->smu_lock); 1087 return 0; 1088 } 1089 1090 static int pp_get_display_power_level(void *handle, 1091 struct amd_pp_simple_clock_info *output) 1092 { 1093 struct pp_hwmgr *hwmgr = handle; 1094 int ret = 0; 1095 1096 if (!hwmgr || !hwmgr->pm_en ||!output) 1097 return -EINVAL; 1098 1099 mutex_lock(&hwmgr->smu_lock); 1100 ret = phm_get_dal_power_level(hwmgr, output); 1101 mutex_unlock(&hwmgr->smu_lock); 1102 return ret; 1103 } 1104 1105 static int pp_get_current_clocks(void *handle, 1106 struct amd_pp_clock_info *clocks) 1107 { 1108 struct amd_pp_simple_clock_info simple_clocks = { 0 }; 1109 struct pp_clock_info hw_clocks; 1110 struct pp_hwmgr *hwmgr = handle; 1111 int ret = 0; 1112 1113 if (!hwmgr || !hwmgr->pm_en) 1114 return -EINVAL; 1115 1116 mutex_lock(&hwmgr->smu_lock); 1117 1118 phm_get_dal_power_level(hwmgr, &simple_clocks); 1119 1120 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, 1121 PHM_PlatformCaps_PowerContainment)) 1122 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1123 &hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment); 1124 else 1125 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1126 &hw_clocks, PHM_PerformanceLevelDesignation_Activity); 1127 1128 if (ret) { 1129 pr_debug("Error in phm_get_clock_info \n"); 1130 mutex_unlock(&hwmgr->smu_lock); 1131 return -EINVAL; 1132 } 1133 1134 clocks->min_engine_clock = hw_clocks.min_eng_clk; 1135 clocks->max_engine_clock = hw_clocks.max_eng_clk; 1136 clocks->min_memory_clock = hw_clocks.min_mem_clk; 1137 clocks->max_memory_clock = hw_clocks.max_mem_clk; 1138 clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; 1139 clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; 1140 1141 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1142 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1143 1144 if (simple_clocks.level == 0) 1145 clocks->max_clocks_state = PP_DAL_POWERLEVEL_7; 1146 else 1147 clocks->max_clocks_state = simple_clocks.level; 1148 1149 if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { 1150 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1151 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1152 } 1153 mutex_unlock(&hwmgr->smu_lock); 1154 return 0; 1155 } 1156 1157 static int pp_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) 1158 { 1159 struct pp_hwmgr *hwmgr = handle; 1160 int ret = 0; 1161 1162 if (!hwmgr || !hwmgr->pm_en) 1163 return -EINVAL; 1164 1165 if (clocks == NULL) 1166 return -EINVAL; 1167 1168 mutex_lock(&hwmgr->smu_lock); 1169 ret = phm_get_clock_by_type(hwmgr, type, clocks); 1170 mutex_unlock(&hwmgr->smu_lock); 1171 return ret; 1172 } 1173 1174 static int pp_get_clock_by_type_with_latency(void *handle, 1175 enum amd_pp_clock_type type, 1176 struct pp_clock_levels_with_latency *clocks) 1177 { 1178 struct pp_hwmgr *hwmgr = handle; 1179 int ret = 0; 1180 1181 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1182 return -EINVAL; 1183 1184 mutex_lock(&hwmgr->smu_lock); 1185 ret = phm_get_clock_by_type_with_latency(hwmgr, type, clocks); 1186 mutex_unlock(&hwmgr->smu_lock); 1187 return ret; 1188 } 1189 1190 static int pp_get_clock_by_type_with_voltage(void *handle, 1191 enum amd_pp_clock_type type, 1192 struct pp_clock_levels_with_voltage *clocks) 1193 { 1194 struct pp_hwmgr *hwmgr = handle; 1195 int ret = 0; 1196 1197 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1198 return -EINVAL; 1199 1200 mutex_lock(&hwmgr->smu_lock); 1201 1202 ret = phm_get_clock_by_type_with_voltage(hwmgr, type, clocks); 1203 1204 mutex_unlock(&hwmgr->smu_lock); 1205 return ret; 1206 } 1207 1208 static int pp_set_watermarks_for_clocks_ranges(void *handle, 1209 void *clock_ranges) 1210 { 1211 struct pp_hwmgr *hwmgr = handle; 1212 int ret = 0; 1213 1214 if (!hwmgr || !hwmgr->pm_en || !clock_ranges) 1215 return -EINVAL; 1216 1217 mutex_lock(&hwmgr->smu_lock); 1218 ret = phm_set_watermarks_for_clocks_ranges(hwmgr, 1219 clock_ranges); 1220 mutex_unlock(&hwmgr->smu_lock); 1221 1222 return ret; 1223 } 1224 1225 static int pp_display_clock_voltage_request(void *handle, 1226 struct pp_display_clock_request *clock) 1227 { 1228 struct pp_hwmgr *hwmgr = handle; 1229 int ret = 0; 1230 1231 if (!hwmgr || !hwmgr->pm_en ||!clock) 1232 return -EINVAL; 1233 1234 mutex_lock(&hwmgr->smu_lock); 1235 ret = phm_display_clock_voltage_request(hwmgr, clock); 1236 mutex_unlock(&hwmgr->smu_lock); 1237 1238 return ret; 1239 } 1240 1241 static int pp_get_display_mode_validation_clocks(void *handle, 1242 struct amd_pp_simple_clock_info *clocks) 1243 { 1244 struct pp_hwmgr *hwmgr = handle; 1245 int ret = 0; 1246 1247 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1248 return -EINVAL; 1249 1250 clocks->level = PP_DAL_POWERLEVEL_7; 1251 1252 mutex_lock(&hwmgr->smu_lock); 1253 1254 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) 1255 ret = phm_get_max_high_clocks(hwmgr, clocks); 1256 1257 mutex_unlock(&hwmgr->smu_lock); 1258 return ret; 1259 } 1260 1261 static int pp_dpm_powergate_mmhub(void *handle) 1262 { 1263 struct pp_hwmgr *hwmgr = handle; 1264 1265 if (!hwmgr || !hwmgr->pm_en) 1266 return -EINVAL; 1267 1268 if (hwmgr->hwmgr_func->powergate_mmhub == NULL) { 1269 pr_info_ratelimited("%s was not implemented.\n", __func__); 1270 return 0; 1271 } 1272 1273 return hwmgr->hwmgr_func->powergate_mmhub(hwmgr); 1274 } 1275 1276 static int pp_dpm_powergate_gfx(void *handle, bool gate) 1277 { 1278 struct pp_hwmgr *hwmgr = handle; 1279 1280 if (!hwmgr || !hwmgr->pm_en) 1281 return 0; 1282 1283 if (hwmgr->hwmgr_func->powergate_gfx == NULL) { 1284 pr_info_ratelimited("%s was not implemented.\n", __func__); 1285 return 0; 1286 } 1287 1288 return hwmgr->hwmgr_func->powergate_gfx(hwmgr, gate); 1289 } 1290 1291 static void pp_dpm_powergate_acp(void *handle, bool gate) 1292 { 1293 struct pp_hwmgr *hwmgr = handle; 1294 1295 if (!hwmgr || !hwmgr->pm_en) 1296 return; 1297 1298 if (hwmgr->hwmgr_func->powergate_acp == NULL) { 1299 pr_info_ratelimited("%s was not implemented.\n", __func__); 1300 return; 1301 } 1302 1303 hwmgr->hwmgr_func->powergate_acp(hwmgr, gate); 1304 } 1305 1306 static void pp_dpm_powergate_sdma(void *handle, bool gate) 1307 { 1308 struct pp_hwmgr *hwmgr = handle; 1309 1310 if (!hwmgr) 1311 return; 1312 1313 if (hwmgr->hwmgr_func->powergate_sdma == NULL) { 1314 pr_info_ratelimited("%s was not implemented.\n", __func__); 1315 return; 1316 } 1317 1318 hwmgr->hwmgr_func->powergate_sdma(hwmgr, gate); 1319 } 1320 1321 static int pp_set_powergating_by_smu(void *handle, 1322 uint32_t block_type, bool gate) 1323 { 1324 int ret = 0; 1325 1326 switch (block_type) { 1327 case AMD_IP_BLOCK_TYPE_UVD: 1328 case AMD_IP_BLOCK_TYPE_VCN: 1329 pp_dpm_powergate_uvd(handle, gate); 1330 break; 1331 case AMD_IP_BLOCK_TYPE_VCE: 1332 pp_dpm_powergate_vce(handle, gate); 1333 break; 1334 case AMD_IP_BLOCK_TYPE_GMC: 1335 pp_dpm_powergate_mmhub(handle); 1336 break; 1337 case AMD_IP_BLOCK_TYPE_GFX: 1338 ret = pp_dpm_powergate_gfx(handle, gate); 1339 break; 1340 case AMD_IP_BLOCK_TYPE_ACP: 1341 pp_dpm_powergate_acp(handle, gate); 1342 break; 1343 case AMD_IP_BLOCK_TYPE_SDMA: 1344 pp_dpm_powergate_sdma(handle, gate); 1345 break; 1346 default: 1347 break; 1348 } 1349 return ret; 1350 } 1351 1352 static int pp_notify_smu_enable_pwe(void *handle) 1353 { 1354 struct pp_hwmgr *hwmgr = handle; 1355 1356 if (!hwmgr || !hwmgr->pm_en) 1357 return -EINVAL; 1358 1359 if (hwmgr->hwmgr_func->smus_notify_pwe == NULL) { 1360 pr_info_ratelimited("%s was not implemented.\n", __func__); 1361 return -EINVAL; 1362 } 1363 1364 mutex_lock(&hwmgr->smu_lock); 1365 hwmgr->hwmgr_func->smus_notify_pwe(hwmgr); 1366 mutex_unlock(&hwmgr->smu_lock); 1367 1368 return 0; 1369 } 1370 1371 static int pp_enable_mgpu_fan_boost(void *handle) 1372 { 1373 struct pp_hwmgr *hwmgr = handle; 1374 1375 if (!hwmgr) 1376 return -EINVAL; 1377 1378 if (!hwmgr->pm_en || 1379 hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL) 1380 return 0; 1381 1382 mutex_lock(&hwmgr->smu_lock); 1383 hwmgr->hwmgr_func->enable_mgpu_fan_boost(hwmgr); 1384 mutex_unlock(&hwmgr->smu_lock); 1385 1386 return 0; 1387 } 1388 1389 static int pp_set_min_deep_sleep_dcefclk(void *handle, uint32_t clock) 1390 { 1391 struct pp_hwmgr *hwmgr = handle; 1392 1393 if (!hwmgr || !hwmgr->pm_en) 1394 return -EINVAL; 1395 1396 if (hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk == NULL) { 1397 pr_debug("%s was not implemented.\n", __func__); 1398 return -EINVAL; 1399 } 1400 1401 mutex_lock(&hwmgr->smu_lock); 1402 hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, clock); 1403 mutex_unlock(&hwmgr->smu_lock); 1404 1405 return 0; 1406 } 1407 1408 static int pp_set_hard_min_dcefclk_by_freq(void *handle, uint32_t clock) 1409 { 1410 struct pp_hwmgr *hwmgr = handle; 1411 1412 if (!hwmgr || !hwmgr->pm_en) 1413 return -EINVAL; 1414 1415 if (hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq == NULL) { 1416 pr_debug("%s was not implemented.\n", __func__); 1417 return -EINVAL; 1418 } 1419 1420 mutex_lock(&hwmgr->smu_lock); 1421 hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq(hwmgr, clock); 1422 mutex_unlock(&hwmgr->smu_lock); 1423 1424 return 0; 1425 } 1426 1427 static int pp_set_hard_min_fclk_by_freq(void *handle, uint32_t clock) 1428 { 1429 struct pp_hwmgr *hwmgr = handle; 1430 1431 if (!hwmgr || !hwmgr->pm_en) 1432 return -EINVAL; 1433 1434 if (hwmgr->hwmgr_func->set_hard_min_fclk_by_freq == NULL) { 1435 pr_debug("%s was not implemented.\n", __func__); 1436 return -EINVAL; 1437 } 1438 1439 mutex_lock(&hwmgr->smu_lock); 1440 hwmgr->hwmgr_func->set_hard_min_fclk_by_freq(hwmgr, clock); 1441 mutex_unlock(&hwmgr->smu_lock); 1442 1443 return 0; 1444 } 1445 1446 static int pp_set_active_display_count(void *handle, uint32_t count) 1447 { 1448 struct pp_hwmgr *hwmgr = handle; 1449 int ret = 0; 1450 1451 if (!hwmgr || !hwmgr->pm_en) 1452 return -EINVAL; 1453 1454 mutex_lock(&hwmgr->smu_lock); 1455 ret = phm_set_active_display_count(hwmgr, count); 1456 mutex_unlock(&hwmgr->smu_lock); 1457 1458 return ret; 1459 } 1460 1461 static int pp_get_asic_baco_capability(void *handle, bool *cap) 1462 { 1463 struct pp_hwmgr *hwmgr = handle; 1464 1465 *cap = false; 1466 if (!hwmgr) 1467 return -EINVAL; 1468 1469 if (!(hwmgr->not_vf && amdgpu_dpm) || 1470 !hwmgr->hwmgr_func->get_asic_baco_capability) 1471 return 0; 1472 1473 mutex_lock(&hwmgr->smu_lock); 1474 hwmgr->hwmgr_func->get_asic_baco_capability(hwmgr, cap); 1475 mutex_unlock(&hwmgr->smu_lock); 1476 1477 return 0; 1478 } 1479 1480 static int pp_get_asic_baco_state(void *handle, int *state) 1481 { 1482 struct pp_hwmgr *hwmgr = handle; 1483 1484 if (!hwmgr) 1485 return -EINVAL; 1486 1487 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_asic_baco_state) 1488 return 0; 1489 1490 mutex_lock(&hwmgr->smu_lock); 1491 hwmgr->hwmgr_func->get_asic_baco_state(hwmgr, (enum BACO_STATE *)state); 1492 mutex_unlock(&hwmgr->smu_lock); 1493 1494 return 0; 1495 } 1496 1497 static int pp_set_asic_baco_state(void *handle, int state) 1498 { 1499 struct pp_hwmgr *hwmgr = handle; 1500 1501 if (!hwmgr) 1502 return -EINVAL; 1503 1504 if (!(hwmgr->not_vf && amdgpu_dpm) || 1505 !hwmgr->hwmgr_func->set_asic_baco_state) 1506 return 0; 1507 1508 mutex_lock(&hwmgr->smu_lock); 1509 hwmgr->hwmgr_func->set_asic_baco_state(hwmgr, (enum BACO_STATE)state); 1510 mutex_unlock(&hwmgr->smu_lock); 1511 1512 return 0; 1513 } 1514 1515 static int pp_get_ppfeature_status(void *handle, char *buf) 1516 { 1517 struct pp_hwmgr *hwmgr = handle; 1518 int ret = 0; 1519 1520 if (!hwmgr || !hwmgr->pm_en || !buf) 1521 return -EINVAL; 1522 1523 if (hwmgr->hwmgr_func->get_ppfeature_status == NULL) { 1524 pr_info_ratelimited("%s was not implemented.\n", __func__); 1525 return -EINVAL; 1526 } 1527 1528 mutex_lock(&hwmgr->smu_lock); 1529 ret = hwmgr->hwmgr_func->get_ppfeature_status(hwmgr, buf); 1530 mutex_unlock(&hwmgr->smu_lock); 1531 1532 return ret; 1533 } 1534 1535 static int pp_set_ppfeature_status(void *handle, uint64_t ppfeature_masks) 1536 { 1537 struct pp_hwmgr *hwmgr = handle; 1538 int ret = 0; 1539 1540 if (!hwmgr || !hwmgr->pm_en) 1541 return -EINVAL; 1542 1543 if (hwmgr->hwmgr_func->set_ppfeature_status == NULL) { 1544 pr_info_ratelimited("%s was not implemented.\n", __func__); 1545 return -EINVAL; 1546 } 1547 1548 mutex_lock(&hwmgr->smu_lock); 1549 ret = hwmgr->hwmgr_func->set_ppfeature_status(hwmgr, ppfeature_masks); 1550 mutex_unlock(&hwmgr->smu_lock); 1551 1552 return ret; 1553 } 1554 1555 static int pp_asic_reset_mode_2(void *handle) 1556 { 1557 struct pp_hwmgr *hwmgr = handle; 1558 int ret = 0; 1559 1560 if (!hwmgr || !hwmgr->pm_en) 1561 return -EINVAL; 1562 1563 if (hwmgr->hwmgr_func->asic_reset == NULL) { 1564 pr_info_ratelimited("%s was not implemented.\n", __func__); 1565 return -EINVAL; 1566 } 1567 1568 mutex_lock(&hwmgr->smu_lock); 1569 ret = hwmgr->hwmgr_func->asic_reset(hwmgr, SMU_ASIC_RESET_MODE_2); 1570 mutex_unlock(&hwmgr->smu_lock); 1571 1572 return ret; 1573 } 1574 1575 static int pp_smu_i2c_bus_access(void *handle, bool acquire) 1576 { 1577 struct pp_hwmgr *hwmgr = handle; 1578 int ret = 0; 1579 1580 if (!hwmgr || !hwmgr->pm_en) 1581 return -EINVAL; 1582 1583 if (hwmgr->hwmgr_func->smu_i2c_bus_access == NULL) { 1584 pr_info_ratelimited("%s was not implemented.\n", __func__); 1585 return -EINVAL; 1586 } 1587 1588 mutex_lock(&hwmgr->smu_lock); 1589 ret = hwmgr->hwmgr_func->smu_i2c_bus_access(hwmgr, acquire); 1590 mutex_unlock(&hwmgr->smu_lock); 1591 1592 return ret; 1593 } 1594 1595 static int pp_set_df_cstate(void *handle, enum pp_df_cstate state) 1596 { 1597 struct pp_hwmgr *hwmgr = handle; 1598 1599 if (!hwmgr) 1600 return -EINVAL; 1601 1602 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_df_cstate) 1603 return 0; 1604 1605 mutex_lock(&hwmgr->smu_lock); 1606 hwmgr->hwmgr_func->set_df_cstate(hwmgr, state); 1607 mutex_unlock(&hwmgr->smu_lock); 1608 1609 return 0; 1610 } 1611 1612 static int pp_set_xgmi_pstate(void *handle, uint32_t pstate) 1613 { 1614 struct pp_hwmgr *hwmgr = handle; 1615 1616 if (!hwmgr) 1617 return -EINVAL; 1618 1619 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_xgmi_pstate) 1620 return 0; 1621 1622 mutex_lock(&hwmgr->smu_lock); 1623 hwmgr->hwmgr_func->set_xgmi_pstate(hwmgr, pstate); 1624 mutex_unlock(&hwmgr->smu_lock); 1625 1626 return 0; 1627 } 1628 1629 static ssize_t pp_get_gpu_metrics(void *handle, void **table) 1630 { 1631 struct pp_hwmgr *hwmgr = handle; 1632 ssize_t size; 1633 1634 if (!hwmgr) 1635 return -EINVAL; 1636 1637 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_gpu_metrics) 1638 return -EOPNOTSUPP; 1639 1640 mutex_lock(&hwmgr->smu_lock); 1641 size = hwmgr->hwmgr_func->get_gpu_metrics(hwmgr, table); 1642 mutex_unlock(&hwmgr->smu_lock); 1643 1644 return size; 1645 } 1646 1647 static int pp_gfx_state_change_set(void *handle, uint32_t state) 1648 { 1649 struct pp_hwmgr *hwmgr = handle; 1650 1651 if (!hwmgr || !hwmgr->pm_en) 1652 return -EINVAL; 1653 1654 if (hwmgr->hwmgr_func->gfx_state_change == NULL) { 1655 pr_info_ratelimited("%s was not implemented.\n", __func__); 1656 return -EINVAL; 1657 } 1658 1659 mutex_lock(&hwmgr->smu_lock); 1660 hwmgr->hwmgr_func->gfx_state_change(hwmgr, state); 1661 mutex_unlock(&hwmgr->smu_lock); 1662 return 0; 1663 } 1664 1665 static int pp_get_prv_buffer_details(void *handle, void **addr, size_t *size) 1666 { 1667 struct pp_hwmgr *hwmgr = handle; 1668 struct amdgpu_device *adev = hwmgr->adev; 1669 1670 if (!addr || !size) 1671 return -EINVAL; 1672 1673 *addr = NULL; 1674 *size = 0; 1675 mutex_lock(&hwmgr->smu_lock); 1676 if (adev->pm.smu_prv_buffer) { 1677 amdgpu_bo_kmap(adev->pm.smu_prv_buffer, addr); 1678 *size = adev->pm.smu_prv_buffer_size; 1679 } 1680 mutex_unlock(&hwmgr->smu_lock); 1681 1682 return 0; 1683 } 1684 1685 static const struct amd_pm_funcs pp_dpm_funcs = { 1686 .load_firmware = pp_dpm_load_fw, 1687 .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, 1688 .force_performance_level = pp_dpm_force_performance_level, 1689 .get_performance_level = pp_dpm_get_performance_level, 1690 .get_current_power_state = pp_dpm_get_current_power_state, 1691 .dispatch_tasks = pp_dpm_dispatch_tasks, 1692 .set_fan_control_mode = pp_dpm_set_fan_control_mode, 1693 .get_fan_control_mode = pp_dpm_get_fan_control_mode, 1694 .set_fan_speed_pwm = pp_dpm_set_fan_speed_pwm, 1695 .get_fan_speed_pwm = pp_dpm_get_fan_speed_pwm, 1696 .get_fan_speed_rpm = pp_dpm_get_fan_speed_rpm, 1697 .set_fan_speed_rpm = pp_dpm_set_fan_speed_rpm, 1698 .get_pp_num_states = pp_dpm_get_pp_num_states, 1699 .get_pp_table = pp_dpm_get_pp_table, 1700 .set_pp_table = pp_dpm_set_pp_table, 1701 .force_clock_level = pp_dpm_force_clock_level, 1702 .print_clock_levels = pp_dpm_print_clock_levels, 1703 .get_sclk_od = pp_dpm_get_sclk_od, 1704 .set_sclk_od = pp_dpm_set_sclk_od, 1705 .get_mclk_od = pp_dpm_get_mclk_od, 1706 .set_mclk_od = pp_dpm_set_mclk_od, 1707 .read_sensor = pp_dpm_read_sensor, 1708 .get_vce_clock_state = pp_dpm_get_vce_clock_state, 1709 .switch_power_profile = pp_dpm_switch_power_profile, 1710 .set_clockgating_by_smu = pp_set_clockgating_by_smu, 1711 .set_powergating_by_smu = pp_set_powergating_by_smu, 1712 .get_power_profile_mode = pp_get_power_profile_mode, 1713 .set_power_profile_mode = pp_set_power_profile_mode, 1714 .set_fine_grain_clk_vol = pp_set_fine_grain_clk_vol, 1715 .odn_edit_dpm_table = pp_odn_edit_dpm_table, 1716 .set_mp1_state = pp_dpm_set_mp1_state, 1717 .set_power_limit = pp_set_power_limit, 1718 .get_power_limit = pp_get_power_limit, 1719 /* export to DC */ 1720 .get_sclk = pp_dpm_get_sclk, 1721 .get_mclk = pp_dpm_get_mclk, 1722 .display_configuration_change = pp_display_configuration_change, 1723 .get_display_power_level = pp_get_display_power_level, 1724 .get_current_clocks = pp_get_current_clocks, 1725 .get_clock_by_type = pp_get_clock_by_type, 1726 .get_clock_by_type_with_latency = pp_get_clock_by_type_with_latency, 1727 .get_clock_by_type_with_voltage = pp_get_clock_by_type_with_voltage, 1728 .set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges, 1729 .display_clock_voltage_request = pp_display_clock_voltage_request, 1730 .get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks, 1731 .notify_smu_enable_pwe = pp_notify_smu_enable_pwe, 1732 .enable_mgpu_fan_boost = pp_enable_mgpu_fan_boost, 1733 .set_active_display_count = pp_set_active_display_count, 1734 .set_min_deep_sleep_dcefclk = pp_set_min_deep_sleep_dcefclk, 1735 .set_hard_min_dcefclk_by_freq = pp_set_hard_min_dcefclk_by_freq, 1736 .set_hard_min_fclk_by_freq = pp_set_hard_min_fclk_by_freq, 1737 .get_asic_baco_capability = pp_get_asic_baco_capability, 1738 .get_asic_baco_state = pp_get_asic_baco_state, 1739 .set_asic_baco_state = pp_set_asic_baco_state, 1740 .get_ppfeature_status = pp_get_ppfeature_status, 1741 .set_ppfeature_status = pp_set_ppfeature_status, 1742 .asic_reset_mode_2 = pp_asic_reset_mode_2, 1743 .smu_i2c_bus_access = pp_smu_i2c_bus_access, 1744 .set_df_cstate = pp_set_df_cstate, 1745 .set_xgmi_pstate = pp_set_xgmi_pstate, 1746 .get_gpu_metrics = pp_get_gpu_metrics, 1747 .gfx_state_change_set = pp_gfx_state_change_set, 1748 .get_smu_prv_buf_details = pp_get_prv_buffer_details, 1749 }; 1750