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 int ret; 879 880 if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->get_power_profile_mode) 881 return -EOPNOTSUPP; 882 if (!buf) 883 return -EINVAL; 884 885 mutex_lock(&hwmgr->smu_lock); 886 ret = hwmgr->hwmgr_func->get_power_profile_mode(hwmgr, buf); 887 mutex_unlock(&hwmgr->smu_lock); 888 return ret; 889 } 890 891 static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size) 892 { 893 struct pp_hwmgr *hwmgr = handle; 894 int ret = -EOPNOTSUPP; 895 896 if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->set_power_profile_mode) 897 return ret; 898 899 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { 900 pr_debug("power profile setting is for manual dpm mode only.\n"); 901 return -EINVAL; 902 } 903 904 mutex_lock(&hwmgr->smu_lock); 905 ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size); 906 mutex_unlock(&hwmgr->smu_lock); 907 return ret; 908 } 909 910 static int pp_set_fine_grain_clk_vol(void *handle, uint32_t type, long *input, uint32_t size) 911 { 912 struct pp_hwmgr *hwmgr = handle; 913 914 if (!hwmgr || !hwmgr->pm_en) 915 return -EINVAL; 916 917 if (hwmgr->hwmgr_func->set_fine_grain_clk_vol == NULL) 918 return 0; 919 920 return hwmgr->hwmgr_func->set_fine_grain_clk_vol(hwmgr, type, input, size); 921 } 922 923 static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint32_t size) 924 { 925 struct pp_hwmgr *hwmgr = handle; 926 927 if (!hwmgr || !hwmgr->pm_en) 928 return -EINVAL; 929 930 if (hwmgr->hwmgr_func->odn_edit_dpm_table == NULL) { 931 pr_info_ratelimited("%s was not implemented.\n", __func__); 932 return 0; 933 } 934 935 return hwmgr->hwmgr_func->odn_edit_dpm_table(hwmgr, type, input, size); 936 } 937 938 static int pp_dpm_set_mp1_state(void *handle, enum pp_mp1_state mp1_state) 939 { 940 struct pp_hwmgr *hwmgr = handle; 941 942 if (!hwmgr) 943 return -EINVAL; 944 945 if (!hwmgr->pm_en) 946 return 0; 947 948 if (hwmgr->hwmgr_func->set_mp1_state) 949 return hwmgr->hwmgr_func->set_mp1_state(hwmgr, mp1_state); 950 951 return 0; 952 } 953 954 static int pp_dpm_switch_power_profile(void *handle, 955 enum PP_SMC_POWER_PROFILE type, bool en) 956 { 957 struct pp_hwmgr *hwmgr = handle; 958 long workload; 959 uint32_t index; 960 961 if (!hwmgr || !hwmgr->pm_en) 962 return -EINVAL; 963 964 if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) { 965 pr_info_ratelimited("%s was not implemented.\n", __func__); 966 return -EINVAL; 967 } 968 969 if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) 970 return -EINVAL; 971 972 mutex_lock(&hwmgr->smu_lock); 973 974 if (!en) { 975 hwmgr->workload_mask &= ~(1 << hwmgr->workload_prority[type]); 976 index = fls(hwmgr->workload_mask); 977 index = index > 0 && index <= Workload_Policy_Max ? index - 1 : 0; 978 workload = hwmgr->workload_setting[index]; 979 } else { 980 hwmgr->workload_mask |= (1 << hwmgr->workload_prority[type]); 981 index = fls(hwmgr->workload_mask); 982 index = index <= Workload_Policy_Max ? index - 1 : 0; 983 workload = hwmgr->workload_setting[index]; 984 } 985 986 if (type == PP_SMC_POWER_PROFILE_COMPUTE && 987 hwmgr->hwmgr_func->disable_power_features_for_compute_performance) { 988 if (hwmgr->hwmgr_func->disable_power_features_for_compute_performance(hwmgr, en)) { 989 mutex_unlock(&hwmgr->smu_lock); 990 return -EINVAL; 991 } 992 } 993 994 if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) 995 hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, &workload, 0); 996 mutex_unlock(&hwmgr->smu_lock); 997 998 return 0; 999 } 1000 1001 static int pp_set_power_limit(void *handle, uint32_t limit) 1002 { 1003 struct pp_hwmgr *hwmgr = handle; 1004 uint32_t max_power_limit; 1005 1006 if (!hwmgr || !hwmgr->pm_en) 1007 return -EINVAL; 1008 1009 if (hwmgr->hwmgr_func->set_power_limit == NULL) { 1010 pr_info_ratelimited("%s was not implemented.\n", __func__); 1011 return -EINVAL; 1012 } 1013 1014 if (limit == 0) 1015 limit = hwmgr->default_power_limit; 1016 1017 max_power_limit = hwmgr->default_power_limit; 1018 if (hwmgr->od_enabled) { 1019 max_power_limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 1020 max_power_limit /= 100; 1021 } 1022 1023 if (limit > max_power_limit) 1024 return -EINVAL; 1025 1026 mutex_lock(&hwmgr->smu_lock); 1027 hwmgr->hwmgr_func->set_power_limit(hwmgr, limit); 1028 hwmgr->power_limit = limit; 1029 mutex_unlock(&hwmgr->smu_lock); 1030 return 0; 1031 } 1032 1033 static int pp_get_power_limit(void *handle, uint32_t *limit, 1034 enum pp_power_limit_level pp_limit_level, 1035 enum pp_power_type power_type) 1036 { 1037 struct pp_hwmgr *hwmgr = handle; 1038 int ret = 0; 1039 1040 if (!hwmgr || !hwmgr->pm_en ||!limit) 1041 return -EINVAL; 1042 1043 if (power_type != PP_PWR_TYPE_SUSTAINED) 1044 return -EOPNOTSUPP; 1045 1046 mutex_lock(&hwmgr->smu_lock); 1047 1048 switch (pp_limit_level) { 1049 case PP_PWR_LIMIT_CURRENT: 1050 *limit = hwmgr->power_limit; 1051 break; 1052 case PP_PWR_LIMIT_DEFAULT: 1053 *limit = hwmgr->default_power_limit; 1054 break; 1055 case PP_PWR_LIMIT_MAX: 1056 *limit = hwmgr->default_power_limit; 1057 if (hwmgr->od_enabled) { 1058 *limit *= (100 + hwmgr->platform_descriptor.TDPODLimit); 1059 *limit /= 100; 1060 } 1061 break; 1062 default: 1063 ret = -EOPNOTSUPP; 1064 break; 1065 } 1066 1067 mutex_unlock(&hwmgr->smu_lock); 1068 1069 return ret; 1070 } 1071 1072 static int pp_display_configuration_change(void *handle, 1073 const struct amd_pp_display_configuration *display_config) 1074 { 1075 struct pp_hwmgr *hwmgr = handle; 1076 1077 if (!hwmgr || !hwmgr->pm_en) 1078 return -EINVAL; 1079 1080 mutex_lock(&hwmgr->smu_lock); 1081 phm_store_dal_configuration_data(hwmgr, display_config); 1082 mutex_unlock(&hwmgr->smu_lock); 1083 return 0; 1084 } 1085 1086 static int pp_get_display_power_level(void *handle, 1087 struct amd_pp_simple_clock_info *output) 1088 { 1089 struct pp_hwmgr *hwmgr = handle; 1090 int ret = 0; 1091 1092 if (!hwmgr || !hwmgr->pm_en ||!output) 1093 return -EINVAL; 1094 1095 mutex_lock(&hwmgr->smu_lock); 1096 ret = phm_get_dal_power_level(hwmgr, output); 1097 mutex_unlock(&hwmgr->smu_lock); 1098 return ret; 1099 } 1100 1101 static int pp_get_current_clocks(void *handle, 1102 struct amd_pp_clock_info *clocks) 1103 { 1104 struct amd_pp_simple_clock_info simple_clocks = { 0 }; 1105 struct pp_clock_info hw_clocks; 1106 struct pp_hwmgr *hwmgr = handle; 1107 int ret = 0; 1108 1109 if (!hwmgr || !hwmgr->pm_en) 1110 return -EINVAL; 1111 1112 mutex_lock(&hwmgr->smu_lock); 1113 1114 phm_get_dal_power_level(hwmgr, &simple_clocks); 1115 1116 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, 1117 PHM_PlatformCaps_PowerContainment)) 1118 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1119 &hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment); 1120 else 1121 ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, 1122 &hw_clocks, PHM_PerformanceLevelDesignation_Activity); 1123 1124 if (ret) { 1125 pr_debug("Error in phm_get_clock_info \n"); 1126 mutex_unlock(&hwmgr->smu_lock); 1127 return -EINVAL; 1128 } 1129 1130 clocks->min_engine_clock = hw_clocks.min_eng_clk; 1131 clocks->max_engine_clock = hw_clocks.max_eng_clk; 1132 clocks->min_memory_clock = hw_clocks.min_mem_clk; 1133 clocks->max_memory_clock = hw_clocks.max_mem_clk; 1134 clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; 1135 clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; 1136 1137 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1138 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1139 1140 if (simple_clocks.level == 0) 1141 clocks->max_clocks_state = PP_DAL_POWERLEVEL_7; 1142 else 1143 clocks->max_clocks_state = simple_clocks.level; 1144 1145 if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { 1146 clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; 1147 clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; 1148 } 1149 mutex_unlock(&hwmgr->smu_lock); 1150 return 0; 1151 } 1152 1153 static int pp_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) 1154 { 1155 struct pp_hwmgr *hwmgr = handle; 1156 int ret = 0; 1157 1158 if (!hwmgr || !hwmgr->pm_en) 1159 return -EINVAL; 1160 1161 if (clocks == NULL) 1162 return -EINVAL; 1163 1164 mutex_lock(&hwmgr->smu_lock); 1165 ret = phm_get_clock_by_type(hwmgr, type, clocks); 1166 mutex_unlock(&hwmgr->smu_lock); 1167 return ret; 1168 } 1169 1170 static int pp_get_clock_by_type_with_latency(void *handle, 1171 enum amd_pp_clock_type type, 1172 struct pp_clock_levels_with_latency *clocks) 1173 { 1174 struct pp_hwmgr *hwmgr = handle; 1175 int ret = 0; 1176 1177 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1178 return -EINVAL; 1179 1180 mutex_lock(&hwmgr->smu_lock); 1181 ret = phm_get_clock_by_type_with_latency(hwmgr, type, clocks); 1182 mutex_unlock(&hwmgr->smu_lock); 1183 return ret; 1184 } 1185 1186 static int pp_get_clock_by_type_with_voltage(void *handle, 1187 enum amd_pp_clock_type type, 1188 struct pp_clock_levels_with_voltage *clocks) 1189 { 1190 struct pp_hwmgr *hwmgr = handle; 1191 int ret = 0; 1192 1193 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1194 return -EINVAL; 1195 1196 mutex_lock(&hwmgr->smu_lock); 1197 1198 ret = phm_get_clock_by_type_with_voltage(hwmgr, type, clocks); 1199 1200 mutex_unlock(&hwmgr->smu_lock); 1201 return ret; 1202 } 1203 1204 static int pp_set_watermarks_for_clocks_ranges(void *handle, 1205 void *clock_ranges) 1206 { 1207 struct pp_hwmgr *hwmgr = handle; 1208 int ret = 0; 1209 1210 if (!hwmgr || !hwmgr->pm_en || !clock_ranges) 1211 return -EINVAL; 1212 1213 mutex_lock(&hwmgr->smu_lock); 1214 ret = phm_set_watermarks_for_clocks_ranges(hwmgr, 1215 clock_ranges); 1216 mutex_unlock(&hwmgr->smu_lock); 1217 1218 return ret; 1219 } 1220 1221 static int pp_display_clock_voltage_request(void *handle, 1222 struct pp_display_clock_request *clock) 1223 { 1224 struct pp_hwmgr *hwmgr = handle; 1225 int ret = 0; 1226 1227 if (!hwmgr || !hwmgr->pm_en ||!clock) 1228 return -EINVAL; 1229 1230 mutex_lock(&hwmgr->smu_lock); 1231 ret = phm_display_clock_voltage_request(hwmgr, clock); 1232 mutex_unlock(&hwmgr->smu_lock); 1233 1234 return ret; 1235 } 1236 1237 static int pp_get_display_mode_validation_clocks(void *handle, 1238 struct amd_pp_simple_clock_info *clocks) 1239 { 1240 struct pp_hwmgr *hwmgr = handle; 1241 int ret = 0; 1242 1243 if (!hwmgr || !hwmgr->pm_en ||!clocks) 1244 return -EINVAL; 1245 1246 clocks->level = PP_DAL_POWERLEVEL_7; 1247 1248 mutex_lock(&hwmgr->smu_lock); 1249 1250 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) 1251 ret = phm_get_max_high_clocks(hwmgr, clocks); 1252 1253 mutex_unlock(&hwmgr->smu_lock); 1254 return ret; 1255 } 1256 1257 static int pp_dpm_powergate_mmhub(void *handle) 1258 { 1259 struct pp_hwmgr *hwmgr = handle; 1260 1261 if (!hwmgr || !hwmgr->pm_en) 1262 return -EINVAL; 1263 1264 if (hwmgr->hwmgr_func->powergate_mmhub == NULL) { 1265 pr_info_ratelimited("%s was not implemented.\n", __func__); 1266 return 0; 1267 } 1268 1269 return hwmgr->hwmgr_func->powergate_mmhub(hwmgr); 1270 } 1271 1272 static int pp_dpm_powergate_gfx(void *handle, bool gate) 1273 { 1274 struct pp_hwmgr *hwmgr = handle; 1275 1276 if (!hwmgr || !hwmgr->pm_en) 1277 return 0; 1278 1279 if (hwmgr->hwmgr_func->powergate_gfx == NULL) { 1280 pr_info_ratelimited("%s was not implemented.\n", __func__); 1281 return 0; 1282 } 1283 1284 return hwmgr->hwmgr_func->powergate_gfx(hwmgr, gate); 1285 } 1286 1287 static void pp_dpm_powergate_acp(void *handle, bool gate) 1288 { 1289 struct pp_hwmgr *hwmgr = handle; 1290 1291 if (!hwmgr || !hwmgr->pm_en) 1292 return; 1293 1294 if (hwmgr->hwmgr_func->powergate_acp == NULL) { 1295 pr_info_ratelimited("%s was not implemented.\n", __func__); 1296 return; 1297 } 1298 1299 hwmgr->hwmgr_func->powergate_acp(hwmgr, gate); 1300 } 1301 1302 static void pp_dpm_powergate_sdma(void *handle, bool gate) 1303 { 1304 struct pp_hwmgr *hwmgr = handle; 1305 1306 if (!hwmgr) 1307 return; 1308 1309 if (hwmgr->hwmgr_func->powergate_sdma == NULL) { 1310 pr_info_ratelimited("%s was not implemented.\n", __func__); 1311 return; 1312 } 1313 1314 hwmgr->hwmgr_func->powergate_sdma(hwmgr, gate); 1315 } 1316 1317 static int pp_set_powergating_by_smu(void *handle, 1318 uint32_t block_type, bool gate) 1319 { 1320 int ret = 0; 1321 1322 switch (block_type) { 1323 case AMD_IP_BLOCK_TYPE_UVD: 1324 case AMD_IP_BLOCK_TYPE_VCN: 1325 pp_dpm_powergate_uvd(handle, gate); 1326 break; 1327 case AMD_IP_BLOCK_TYPE_VCE: 1328 pp_dpm_powergate_vce(handle, gate); 1329 break; 1330 case AMD_IP_BLOCK_TYPE_GMC: 1331 pp_dpm_powergate_mmhub(handle); 1332 break; 1333 case AMD_IP_BLOCK_TYPE_GFX: 1334 ret = pp_dpm_powergate_gfx(handle, gate); 1335 break; 1336 case AMD_IP_BLOCK_TYPE_ACP: 1337 pp_dpm_powergate_acp(handle, gate); 1338 break; 1339 case AMD_IP_BLOCK_TYPE_SDMA: 1340 pp_dpm_powergate_sdma(handle, gate); 1341 break; 1342 default: 1343 break; 1344 } 1345 return ret; 1346 } 1347 1348 static int pp_notify_smu_enable_pwe(void *handle) 1349 { 1350 struct pp_hwmgr *hwmgr = handle; 1351 1352 if (!hwmgr || !hwmgr->pm_en) 1353 return -EINVAL; 1354 1355 if (hwmgr->hwmgr_func->smus_notify_pwe == NULL) { 1356 pr_info_ratelimited("%s was not implemented.\n", __func__); 1357 return -EINVAL; 1358 } 1359 1360 mutex_lock(&hwmgr->smu_lock); 1361 hwmgr->hwmgr_func->smus_notify_pwe(hwmgr); 1362 mutex_unlock(&hwmgr->smu_lock); 1363 1364 return 0; 1365 } 1366 1367 static int pp_enable_mgpu_fan_boost(void *handle) 1368 { 1369 struct pp_hwmgr *hwmgr = handle; 1370 1371 if (!hwmgr) 1372 return -EINVAL; 1373 1374 if (!hwmgr->pm_en || 1375 hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL) 1376 return 0; 1377 1378 mutex_lock(&hwmgr->smu_lock); 1379 hwmgr->hwmgr_func->enable_mgpu_fan_boost(hwmgr); 1380 mutex_unlock(&hwmgr->smu_lock); 1381 1382 return 0; 1383 } 1384 1385 static int pp_set_min_deep_sleep_dcefclk(void *handle, uint32_t clock) 1386 { 1387 struct pp_hwmgr *hwmgr = handle; 1388 1389 if (!hwmgr || !hwmgr->pm_en) 1390 return -EINVAL; 1391 1392 if (hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk == NULL) { 1393 pr_debug("%s was not implemented.\n", __func__); 1394 return -EINVAL; 1395 } 1396 1397 mutex_lock(&hwmgr->smu_lock); 1398 hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, clock); 1399 mutex_unlock(&hwmgr->smu_lock); 1400 1401 return 0; 1402 } 1403 1404 static int pp_set_hard_min_dcefclk_by_freq(void *handle, uint32_t clock) 1405 { 1406 struct pp_hwmgr *hwmgr = handle; 1407 1408 if (!hwmgr || !hwmgr->pm_en) 1409 return -EINVAL; 1410 1411 if (hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq == NULL) { 1412 pr_debug("%s was not implemented.\n", __func__); 1413 return -EINVAL; 1414 } 1415 1416 mutex_lock(&hwmgr->smu_lock); 1417 hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq(hwmgr, clock); 1418 mutex_unlock(&hwmgr->smu_lock); 1419 1420 return 0; 1421 } 1422 1423 static int pp_set_hard_min_fclk_by_freq(void *handle, uint32_t clock) 1424 { 1425 struct pp_hwmgr *hwmgr = handle; 1426 1427 if (!hwmgr || !hwmgr->pm_en) 1428 return -EINVAL; 1429 1430 if (hwmgr->hwmgr_func->set_hard_min_fclk_by_freq == NULL) { 1431 pr_debug("%s was not implemented.\n", __func__); 1432 return -EINVAL; 1433 } 1434 1435 mutex_lock(&hwmgr->smu_lock); 1436 hwmgr->hwmgr_func->set_hard_min_fclk_by_freq(hwmgr, clock); 1437 mutex_unlock(&hwmgr->smu_lock); 1438 1439 return 0; 1440 } 1441 1442 static int pp_set_active_display_count(void *handle, uint32_t count) 1443 { 1444 struct pp_hwmgr *hwmgr = handle; 1445 int ret = 0; 1446 1447 if (!hwmgr || !hwmgr->pm_en) 1448 return -EINVAL; 1449 1450 mutex_lock(&hwmgr->smu_lock); 1451 ret = phm_set_active_display_count(hwmgr, count); 1452 mutex_unlock(&hwmgr->smu_lock); 1453 1454 return ret; 1455 } 1456 1457 static int pp_get_asic_baco_capability(void *handle, bool *cap) 1458 { 1459 struct pp_hwmgr *hwmgr = handle; 1460 1461 *cap = false; 1462 if (!hwmgr) 1463 return -EINVAL; 1464 1465 if (!(hwmgr->not_vf && amdgpu_dpm) || 1466 !hwmgr->hwmgr_func->get_asic_baco_capability) 1467 return 0; 1468 1469 mutex_lock(&hwmgr->smu_lock); 1470 hwmgr->hwmgr_func->get_asic_baco_capability(hwmgr, cap); 1471 mutex_unlock(&hwmgr->smu_lock); 1472 1473 return 0; 1474 } 1475 1476 static int pp_get_asic_baco_state(void *handle, int *state) 1477 { 1478 struct pp_hwmgr *hwmgr = handle; 1479 1480 if (!hwmgr) 1481 return -EINVAL; 1482 1483 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_asic_baco_state) 1484 return 0; 1485 1486 mutex_lock(&hwmgr->smu_lock); 1487 hwmgr->hwmgr_func->get_asic_baco_state(hwmgr, (enum BACO_STATE *)state); 1488 mutex_unlock(&hwmgr->smu_lock); 1489 1490 return 0; 1491 } 1492 1493 static int pp_set_asic_baco_state(void *handle, int state) 1494 { 1495 struct pp_hwmgr *hwmgr = handle; 1496 1497 if (!hwmgr) 1498 return -EINVAL; 1499 1500 if (!(hwmgr->not_vf && amdgpu_dpm) || 1501 !hwmgr->hwmgr_func->set_asic_baco_state) 1502 return 0; 1503 1504 mutex_lock(&hwmgr->smu_lock); 1505 hwmgr->hwmgr_func->set_asic_baco_state(hwmgr, (enum BACO_STATE)state); 1506 mutex_unlock(&hwmgr->smu_lock); 1507 1508 return 0; 1509 } 1510 1511 static int pp_get_ppfeature_status(void *handle, char *buf) 1512 { 1513 struct pp_hwmgr *hwmgr = handle; 1514 int ret = 0; 1515 1516 if (!hwmgr || !hwmgr->pm_en || !buf) 1517 return -EINVAL; 1518 1519 if (hwmgr->hwmgr_func->get_ppfeature_status == NULL) { 1520 pr_info_ratelimited("%s was not implemented.\n", __func__); 1521 return -EINVAL; 1522 } 1523 1524 mutex_lock(&hwmgr->smu_lock); 1525 ret = hwmgr->hwmgr_func->get_ppfeature_status(hwmgr, buf); 1526 mutex_unlock(&hwmgr->smu_lock); 1527 1528 return ret; 1529 } 1530 1531 static int pp_set_ppfeature_status(void *handle, uint64_t ppfeature_masks) 1532 { 1533 struct pp_hwmgr *hwmgr = handle; 1534 int ret = 0; 1535 1536 if (!hwmgr || !hwmgr->pm_en) 1537 return -EINVAL; 1538 1539 if (hwmgr->hwmgr_func->set_ppfeature_status == NULL) { 1540 pr_info_ratelimited("%s was not implemented.\n", __func__); 1541 return -EINVAL; 1542 } 1543 1544 mutex_lock(&hwmgr->smu_lock); 1545 ret = hwmgr->hwmgr_func->set_ppfeature_status(hwmgr, ppfeature_masks); 1546 mutex_unlock(&hwmgr->smu_lock); 1547 1548 return ret; 1549 } 1550 1551 static int pp_asic_reset_mode_2(void *handle) 1552 { 1553 struct pp_hwmgr *hwmgr = handle; 1554 int ret = 0; 1555 1556 if (!hwmgr || !hwmgr->pm_en) 1557 return -EINVAL; 1558 1559 if (hwmgr->hwmgr_func->asic_reset == NULL) { 1560 pr_info_ratelimited("%s was not implemented.\n", __func__); 1561 return -EINVAL; 1562 } 1563 1564 mutex_lock(&hwmgr->smu_lock); 1565 ret = hwmgr->hwmgr_func->asic_reset(hwmgr, SMU_ASIC_RESET_MODE_2); 1566 mutex_unlock(&hwmgr->smu_lock); 1567 1568 return ret; 1569 } 1570 1571 static int pp_smu_i2c_bus_access(void *handle, bool acquire) 1572 { 1573 struct pp_hwmgr *hwmgr = handle; 1574 int ret = 0; 1575 1576 if (!hwmgr || !hwmgr->pm_en) 1577 return -EINVAL; 1578 1579 if (hwmgr->hwmgr_func->smu_i2c_bus_access == NULL) { 1580 pr_info_ratelimited("%s was not implemented.\n", __func__); 1581 return -EINVAL; 1582 } 1583 1584 mutex_lock(&hwmgr->smu_lock); 1585 ret = hwmgr->hwmgr_func->smu_i2c_bus_access(hwmgr, acquire); 1586 mutex_unlock(&hwmgr->smu_lock); 1587 1588 return ret; 1589 } 1590 1591 static int pp_set_df_cstate(void *handle, enum pp_df_cstate state) 1592 { 1593 struct pp_hwmgr *hwmgr = handle; 1594 1595 if (!hwmgr) 1596 return -EINVAL; 1597 1598 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_df_cstate) 1599 return 0; 1600 1601 mutex_lock(&hwmgr->smu_lock); 1602 hwmgr->hwmgr_func->set_df_cstate(hwmgr, state); 1603 mutex_unlock(&hwmgr->smu_lock); 1604 1605 return 0; 1606 } 1607 1608 static int pp_set_xgmi_pstate(void *handle, uint32_t pstate) 1609 { 1610 struct pp_hwmgr *hwmgr = handle; 1611 1612 if (!hwmgr) 1613 return -EINVAL; 1614 1615 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_xgmi_pstate) 1616 return 0; 1617 1618 mutex_lock(&hwmgr->smu_lock); 1619 hwmgr->hwmgr_func->set_xgmi_pstate(hwmgr, pstate); 1620 mutex_unlock(&hwmgr->smu_lock); 1621 1622 return 0; 1623 } 1624 1625 static ssize_t pp_get_gpu_metrics(void *handle, void **table) 1626 { 1627 struct pp_hwmgr *hwmgr = handle; 1628 ssize_t size; 1629 1630 if (!hwmgr) 1631 return -EINVAL; 1632 1633 if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_gpu_metrics) 1634 return -EOPNOTSUPP; 1635 1636 mutex_lock(&hwmgr->smu_lock); 1637 size = hwmgr->hwmgr_func->get_gpu_metrics(hwmgr, table); 1638 mutex_unlock(&hwmgr->smu_lock); 1639 1640 return size; 1641 } 1642 1643 static int pp_gfx_state_change_set(void *handle, uint32_t state) 1644 { 1645 struct pp_hwmgr *hwmgr = handle; 1646 1647 if (!hwmgr || !hwmgr->pm_en) 1648 return -EINVAL; 1649 1650 if (hwmgr->hwmgr_func->gfx_state_change == NULL) { 1651 pr_info_ratelimited("%s was not implemented.\n", __func__); 1652 return -EINVAL; 1653 } 1654 1655 mutex_lock(&hwmgr->smu_lock); 1656 hwmgr->hwmgr_func->gfx_state_change(hwmgr, state); 1657 mutex_unlock(&hwmgr->smu_lock); 1658 return 0; 1659 } 1660 1661 static int pp_get_prv_buffer_details(void *handle, void **addr, size_t *size) 1662 { 1663 struct pp_hwmgr *hwmgr = handle; 1664 struct amdgpu_device *adev = hwmgr->adev; 1665 1666 if (!addr || !size) 1667 return -EINVAL; 1668 1669 *addr = NULL; 1670 *size = 0; 1671 mutex_lock(&hwmgr->smu_lock); 1672 if (adev->pm.smu_prv_buffer) { 1673 amdgpu_bo_kmap(adev->pm.smu_prv_buffer, addr); 1674 *size = adev->pm.smu_prv_buffer_size; 1675 } 1676 mutex_unlock(&hwmgr->smu_lock); 1677 1678 return 0; 1679 } 1680 1681 static const struct amd_pm_funcs pp_dpm_funcs = { 1682 .load_firmware = pp_dpm_load_fw, 1683 .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, 1684 .force_performance_level = pp_dpm_force_performance_level, 1685 .get_performance_level = pp_dpm_get_performance_level, 1686 .get_current_power_state = pp_dpm_get_current_power_state, 1687 .dispatch_tasks = pp_dpm_dispatch_tasks, 1688 .set_fan_control_mode = pp_dpm_set_fan_control_mode, 1689 .get_fan_control_mode = pp_dpm_get_fan_control_mode, 1690 .set_fan_speed_pwm = pp_dpm_set_fan_speed_pwm, 1691 .get_fan_speed_pwm = pp_dpm_get_fan_speed_pwm, 1692 .get_fan_speed_rpm = pp_dpm_get_fan_speed_rpm, 1693 .set_fan_speed_rpm = pp_dpm_set_fan_speed_rpm, 1694 .get_pp_num_states = pp_dpm_get_pp_num_states, 1695 .get_pp_table = pp_dpm_get_pp_table, 1696 .set_pp_table = pp_dpm_set_pp_table, 1697 .force_clock_level = pp_dpm_force_clock_level, 1698 .print_clock_levels = pp_dpm_print_clock_levels, 1699 .get_sclk_od = pp_dpm_get_sclk_od, 1700 .set_sclk_od = pp_dpm_set_sclk_od, 1701 .get_mclk_od = pp_dpm_get_mclk_od, 1702 .set_mclk_od = pp_dpm_set_mclk_od, 1703 .read_sensor = pp_dpm_read_sensor, 1704 .get_vce_clock_state = pp_dpm_get_vce_clock_state, 1705 .switch_power_profile = pp_dpm_switch_power_profile, 1706 .set_clockgating_by_smu = pp_set_clockgating_by_smu, 1707 .set_powergating_by_smu = pp_set_powergating_by_smu, 1708 .get_power_profile_mode = pp_get_power_profile_mode, 1709 .set_power_profile_mode = pp_set_power_profile_mode, 1710 .set_fine_grain_clk_vol = pp_set_fine_grain_clk_vol, 1711 .odn_edit_dpm_table = pp_odn_edit_dpm_table, 1712 .set_mp1_state = pp_dpm_set_mp1_state, 1713 .set_power_limit = pp_set_power_limit, 1714 .get_power_limit = pp_get_power_limit, 1715 /* export to DC */ 1716 .get_sclk = pp_dpm_get_sclk, 1717 .get_mclk = pp_dpm_get_mclk, 1718 .display_configuration_change = pp_display_configuration_change, 1719 .get_display_power_level = pp_get_display_power_level, 1720 .get_current_clocks = pp_get_current_clocks, 1721 .get_clock_by_type = pp_get_clock_by_type, 1722 .get_clock_by_type_with_latency = pp_get_clock_by_type_with_latency, 1723 .get_clock_by_type_with_voltage = pp_get_clock_by_type_with_voltage, 1724 .set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges, 1725 .display_clock_voltage_request = pp_display_clock_voltage_request, 1726 .get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks, 1727 .notify_smu_enable_pwe = pp_notify_smu_enable_pwe, 1728 .enable_mgpu_fan_boost = pp_enable_mgpu_fan_boost, 1729 .set_active_display_count = pp_set_active_display_count, 1730 .set_min_deep_sleep_dcefclk = pp_set_min_deep_sleep_dcefclk, 1731 .set_hard_min_dcefclk_by_freq = pp_set_hard_min_dcefclk_by_freq, 1732 .set_hard_min_fclk_by_freq = pp_set_hard_min_fclk_by_freq, 1733 .get_asic_baco_capability = pp_get_asic_baco_capability, 1734 .get_asic_baco_state = pp_get_asic_baco_state, 1735 .set_asic_baco_state = pp_set_asic_baco_state, 1736 .get_ppfeature_status = pp_get_ppfeature_status, 1737 .set_ppfeature_status = pp_set_ppfeature_status, 1738 .asic_reset_mode_2 = pp_asic_reset_mode_2, 1739 .smu_i2c_bus_access = pp_smu_i2c_bus_access, 1740 .set_df_cstate = pp_set_df_cstate, 1741 .set_xgmi_pstate = pp_set_xgmi_pstate, 1742 .get_gpu_metrics = pp_get_gpu_metrics, 1743 .gfx_state_change_set = pp_gfx_state_change_set, 1744 .get_smu_prv_buf_details = pp_get_prv_buffer_details, 1745 }; 1746