1 /* 2 * Copyright 2011 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 * Authors: Alex Deucher 23 */ 24 25 #include "amdgpu.h" 26 #include "amdgpu_atombios.h" 27 #include "amdgpu_i2c.h" 28 #include "amdgpu_dpm.h" 29 #include "atom.h" 30 #include "amd_pcie.h" 31 #include "amdgpu_display.h" 32 #include "hwmgr.h" 33 #include <linux/power_supply.h> 34 #include "amdgpu_smu.h" 35 36 #define amdgpu_dpm_enable_bapm(adev, e) \ 37 ((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e))) 38 39 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low) 40 { 41 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 42 int ret = 0; 43 44 if (!pp_funcs->get_sclk) 45 return 0; 46 47 mutex_lock(&adev->pm.mutex); 48 ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle, 49 low); 50 mutex_unlock(&adev->pm.mutex); 51 52 return ret; 53 } 54 55 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low) 56 { 57 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 58 int ret = 0; 59 60 if (!pp_funcs->get_mclk) 61 return 0; 62 63 mutex_lock(&adev->pm.mutex); 64 ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle, 65 low); 66 mutex_unlock(&adev->pm.mutex); 67 68 return ret; 69 } 70 71 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate) 72 { 73 int ret = 0; 74 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 75 enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; 76 77 if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) { 78 dev_dbg(adev->dev, "IP block%d already in the target %s state!", 79 block_type, gate ? "gate" : "ungate"); 80 return 0; 81 } 82 83 mutex_lock(&adev->pm.mutex); 84 85 switch (block_type) { 86 case AMD_IP_BLOCK_TYPE_UVD: 87 case AMD_IP_BLOCK_TYPE_VCE: 88 case AMD_IP_BLOCK_TYPE_GFX: 89 case AMD_IP_BLOCK_TYPE_VCN: 90 case AMD_IP_BLOCK_TYPE_SDMA: 91 case AMD_IP_BLOCK_TYPE_JPEG: 92 case AMD_IP_BLOCK_TYPE_GMC: 93 case AMD_IP_BLOCK_TYPE_ACP: 94 if (pp_funcs && pp_funcs->set_powergating_by_smu) 95 ret = (pp_funcs->set_powergating_by_smu( 96 (adev)->powerplay.pp_handle, block_type, gate)); 97 break; 98 default: 99 break; 100 } 101 102 if (!ret) 103 atomic_set(&adev->pm.pwr_state[block_type], pwr_state); 104 105 mutex_unlock(&adev->pm.mutex); 106 107 return ret; 108 } 109 110 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) 111 { 112 struct smu_context *smu = adev->powerplay.pp_handle; 113 int ret = -EOPNOTSUPP; 114 115 mutex_lock(&adev->pm.mutex); 116 ret = smu_set_gfx_power_up_by_imu(smu); 117 mutex_unlock(&adev->pm.mutex); 118 119 msleep(10); 120 121 return ret; 122 } 123 124 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) 125 { 126 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 127 void *pp_handle = adev->powerplay.pp_handle; 128 int ret = 0; 129 130 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 131 return -ENOENT; 132 133 mutex_lock(&adev->pm.mutex); 134 135 /* enter BACO state */ 136 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 137 138 mutex_unlock(&adev->pm.mutex); 139 140 return ret; 141 } 142 143 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) 144 { 145 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 146 void *pp_handle = adev->powerplay.pp_handle; 147 int ret = 0; 148 149 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 150 return -ENOENT; 151 152 mutex_lock(&adev->pm.mutex); 153 154 /* exit BACO state */ 155 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 156 157 mutex_unlock(&adev->pm.mutex); 158 159 return ret; 160 } 161 162 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, 163 enum pp_mp1_state mp1_state) 164 { 165 int ret = 0; 166 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 167 168 if (pp_funcs && pp_funcs->set_mp1_state) { 169 mutex_lock(&adev->pm.mutex); 170 171 ret = pp_funcs->set_mp1_state( 172 adev->powerplay.pp_handle, 173 mp1_state); 174 175 mutex_unlock(&adev->pm.mutex); 176 } 177 178 return ret; 179 } 180 181 bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 182 { 183 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 184 void *pp_handle = adev->powerplay.pp_handle; 185 bool baco_cap; 186 int ret = 0; 187 188 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 189 return false; 190 /* Don't use baco for reset in S3. 191 * This is a workaround for some platforms 192 * where entering BACO during suspend 193 * seems to cause reboots or hangs. 194 * This might be related to the fact that BACO controls 195 * power to the whole GPU including devices like audio and USB. 196 * Powering down/up everything may adversely affect these other 197 * devices. Needs more investigation. 198 */ 199 if (adev->in_s3) 200 return false; 201 202 mutex_lock(&adev->pm.mutex); 203 204 ret = pp_funcs->get_asic_baco_capability(pp_handle, 205 &baco_cap); 206 207 mutex_unlock(&adev->pm.mutex); 208 209 return ret ? false : baco_cap; 210 } 211 212 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) 213 { 214 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 215 void *pp_handle = adev->powerplay.pp_handle; 216 int ret = 0; 217 218 if (!pp_funcs || !pp_funcs->asic_reset_mode_2) 219 return -ENOENT; 220 221 mutex_lock(&adev->pm.mutex); 222 223 ret = pp_funcs->asic_reset_mode_2(pp_handle); 224 225 mutex_unlock(&adev->pm.mutex); 226 227 return ret; 228 } 229 230 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 231 { 232 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 233 void *pp_handle = adev->powerplay.pp_handle; 234 int ret = 0; 235 236 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 237 return -ENOENT; 238 239 mutex_lock(&adev->pm.mutex); 240 241 /* enter BACO state */ 242 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 243 if (ret) 244 goto out; 245 246 /* exit BACO state */ 247 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 248 249 out: 250 mutex_unlock(&adev->pm.mutex); 251 return ret; 252 } 253 254 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 255 { 256 struct smu_context *smu = adev->powerplay.pp_handle; 257 bool support_mode1_reset = false; 258 259 if (is_support_sw_smu(adev)) { 260 mutex_lock(&adev->pm.mutex); 261 support_mode1_reset = smu_mode1_reset_is_support(smu); 262 mutex_unlock(&adev->pm.mutex); 263 } 264 265 return support_mode1_reset; 266 } 267 268 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 269 { 270 struct smu_context *smu = adev->powerplay.pp_handle; 271 int ret = -EOPNOTSUPP; 272 273 if (is_support_sw_smu(adev)) { 274 mutex_lock(&adev->pm.mutex); 275 ret = smu_mode1_reset(smu); 276 mutex_unlock(&adev->pm.mutex); 277 } 278 279 return ret; 280 } 281 282 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 283 enum PP_SMC_POWER_PROFILE type, 284 bool en) 285 { 286 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 287 int ret = 0; 288 289 if (amdgpu_sriov_vf(adev)) 290 return 0; 291 292 if (pp_funcs && pp_funcs->switch_power_profile) { 293 mutex_lock(&adev->pm.mutex); 294 ret = pp_funcs->switch_power_profile( 295 adev->powerplay.pp_handle, type, en); 296 mutex_unlock(&adev->pm.mutex); 297 } 298 299 return ret; 300 } 301 302 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 303 uint32_t pstate) 304 { 305 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 306 int ret = 0; 307 308 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 309 mutex_lock(&adev->pm.mutex); 310 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 311 pstate); 312 mutex_unlock(&adev->pm.mutex); 313 } 314 315 return ret; 316 } 317 318 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 319 uint32_t cstate) 320 { 321 int ret = 0; 322 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 323 void *pp_handle = adev->powerplay.pp_handle; 324 325 if (pp_funcs && pp_funcs->set_df_cstate) { 326 mutex_lock(&adev->pm.mutex); 327 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 328 mutex_unlock(&adev->pm.mutex); 329 } 330 331 return ret; 332 } 333 334 int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en) 335 { 336 struct smu_context *smu = adev->powerplay.pp_handle; 337 int ret = 0; 338 339 if (is_support_sw_smu(adev)) { 340 mutex_lock(&adev->pm.mutex); 341 ret = smu_allow_xgmi_power_down(smu, en); 342 mutex_unlock(&adev->pm.mutex); 343 } 344 345 return ret; 346 } 347 348 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 349 { 350 void *pp_handle = adev->powerplay.pp_handle; 351 const struct amd_pm_funcs *pp_funcs = 352 adev->powerplay.pp_funcs; 353 int ret = 0; 354 355 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 356 mutex_lock(&adev->pm.mutex); 357 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 358 mutex_unlock(&adev->pm.mutex); 359 } 360 361 return ret; 362 } 363 364 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 365 uint32_t msg_id) 366 { 367 void *pp_handle = adev->powerplay.pp_handle; 368 const struct amd_pm_funcs *pp_funcs = 369 adev->powerplay.pp_funcs; 370 int ret = 0; 371 372 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 373 mutex_lock(&adev->pm.mutex); 374 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 375 msg_id); 376 mutex_unlock(&adev->pm.mutex); 377 } 378 379 return ret; 380 } 381 382 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 383 bool acquire) 384 { 385 void *pp_handle = adev->powerplay.pp_handle; 386 const struct amd_pm_funcs *pp_funcs = 387 adev->powerplay.pp_funcs; 388 int ret = -EOPNOTSUPP; 389 390 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 391 mutex_lock(&adev->pm.mutex); 392 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 393 acquire); 394 mutex_unlock(&adev->pm.mutex); 395 } 396 397 return ret; 398 } 399 400 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 401 { 402 if (adev->pm.dpm_enabled) { 403 mutex_lock(&adev->pm.mutex); 404 if (power_supply_is_system_supplied() > 0) 405 adev->pm.ac_power = true; 406 else 407 adev->pm.ac_power = false; 408 409 if (adev->powerplay.pp_funcs && 410 adev->powerplay.pp_funcs->enable_bapm) 411 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 412 413 if (is_support_sw_smu(adev)) 414 smu_set_ac_dc(adev->powerplay.pp_handle); 415 416 mutex_unlock(&adev->pm.mutex); 417 } 418 } 419 420 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 421 void *data, uint32_t *size) 422 { 423 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 424 int ret = -EINVAL; 425 426 if (!data || !size) 427 return -EINVAL; 428 429 if (pp_funcs && pp_funcs->read_sensor) { 430 mutex_lock(&adev->pm.mutex); 431 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 432 sensor, 433 data, 434 size); 435 mutex_unlock(&adev->pm.mutex); 436 } 437 438 return ret; 439 } 440 441 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 442 { 443 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 444 int i; 445 446 if (!adev->pm.dpm_enabled) 447 return; 448 449 if (!pp_funcs->pm_compute_clocks) 450 return; 451 452 if (adev->mode_info.num_crtc) 453 amdgpu_display_bandwidth_update(adev); 454 455 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 456 struct amdgpu_ring *ring = adev->rings[i]; 457 if (ring && ring->sched.ready) 458 amdgpu_fence_wait_empty(ring); 459 } 460 461 mutex_lock(&adev->pm.mutex); 462 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 463 mutex_unlock(&adev->pm.mutex); 464 } 465 466 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 467 { 468 int ret = 0; 469 470 if (adev->family == AMDGPU_FAMILY_SI) { 471 mutex_lock(&adev->pm.mutex); 472 if (enable) { 473 adev->pm.dpm.uvd_active = true; 474 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 475 } else { 476 adev->pm.dpm.uvd_active = false; 477 } 478 mutex_unlock(&adev->pm.mutex); 479 480 amdgpu_dpm_compute_clocks(adev); 481 return; 482 } 483 484 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 485 if (ret) 486 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 487 enable ? "enable" : "disable", ret); 488 } 489 490 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 491 { 492 int ret = 0; 493 494 if (adev->family == AMDGPU_FAMILY_SI) { 495 mutex_lock(&adev->pm.mutex); 496 if (enable) { 497 adev->pm.dpm.vce_active = true; 498 /* XXX select vce level based on ring/task */ 499 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 500 } else { 501 adev->pm.dpm.vce_active = false; 502 } 503 mutex_unlock(&adev->pm.mutex); 504 505 amdgpu_dpm_compute_clocks(adev); 506 return; 507 } 508 509 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 510 if (ret) 511 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 512 enable ? "enable" : "disable", ret); 513 } 514 515 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 516 { 517 int ret = 0; 518 519 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 520 if (ret) 521 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 522 enable ? "enable" : "disable", ret); 523 } 524 525 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 526 { 527 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 528 int r = 0; 529 530 if (!pp_funcs || !pp_funcs->load_firmware) 531 return 0; 532 533 mutex_lock(&adev->pm.mutex); 534 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 535 if (r) { 536 pr_err("smu firmware loading failed\n"); 537 goto out; 538 } 539 540 if (smu_version) 541 *smu_version = adev->pm.fw_version; 542 543 out: 544 mutex_unlock(&adev->pm.mutex); 545 return r; 546 } 547 548 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 549 { 550 int ret = 0; 551 552 if (is_support_sw_smu(adev)) { 553 mutex_lock(&adev->pm.mutex); 554 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 555 enable); 556 mutex_unlock(&adev->pm.mutex); 557 } 558 559 return ret; 560 } 561 562 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 563 { 564 struct smu_context *smu = adev->powerplay.pp_handle; 565 int ret = 0; 566 567 if (!is_support_sw_smu(adev)) 568 return -EOPNOTSUPP; 569 570 mutex_lock(&adev->pm.mutex); 571 ret = smu_send_hbm_bad_pages_num(smu, size); 572 mutex_unlock(&adev->pm.mutex); 573 574 return ret; 575 } 576 577 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 578 { 579 struct smu_context *smu = adev->powerplay.pp_handle; 580 int ret = 0; 581 582 if (!is_support_sw_smu(adev)) 583 return -EOPNOTSUPP; 584 585 mutex_lock(&adev->pm.mutex); 586 ret = smu_send_hbm_bad_channel_flag(smu, size); 587 mutex_unlock(&adev->pm.mutex); 588 589 return ret; 590 } 591 592 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 593 enum pp_clock_type type, 594 uint32_t *min, 595 uint32_t *max) 596 { 597 int ret = 0; 598 599 if (type != PP_SCLK) 600 return -EINVAL; 601 602 if (!is_support_sw_smu(adev)) 603 return -EOPNOTSUPP; 604 605 mutex_lock(&adev->pm.mutex); 606 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 607 SMU_SCLK, 608 min, 609 max); 610 mutex_unlock(&adev->pm.mutex); 611 612 return ret; 613 } 614 615 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 616 enum pp_clock_type type, 617 uint32_t min, 618 uint32_t max) 619 { 620 struct smu_context *smu = adev->powerplay.pp_handle; 621 int ret = 0; 622 623 if (type != PP_SCLK) 624 return -EINVAL; 625 626 if (!is_support_sw_smu(adev)) 627 return -EOPNOTSUPP; 628 629 mutex_lock(&adev->pm.mutex); 630 ret = smu_set_soft_freq_range(smu, 631 SMU_SCLK, 632 min, 633 max); 634 mutex_unlock(&adev->pm.mutex); 635 636 return ret; 637 } 638 639 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 640 { 641 struct smu_context *smu = adev->powerplay.pp_handle; 642 int ret = 0; 643 644 if (!is_support_sw_smu(adev)) 645 return 0; 646 647 mutex_lock(&adev->pm.mutex); 648 ret = smu_write_watermarks_table(smu); 649 mutex_unlock(&adev->pm.mutex); 650 651 return ret; 652 } 653 654 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 655 enum smu_event_type event, 656 uint64_t event_arg) 657 { 658 struct smu_context *smu = adev->powerplay.pp_handle; 659 int ret = 0; 660 661 if (!is_support_sw_smu(adev)) 662 return -EOPNOTSUPP; 663 664 mutex_lock(&adev->pm.mutex); 665 ret = smu_wait_for_event(smu, event, event_arg); 666 mutex_unlock(&adev->pm.mutex); 667 668 return ret; 669 } 670 671 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 672 { 673 struct smu_context *smu = adev->powerplay.pp_handle; 674 int ret = 0; 675 676 if (!is_support_sw_smu(adev)) 677 return -EOPNOTSUPP; 678 679 mutex_lock(&adev->pm.mutex); 680 ret = smu_get_status_gfxoff(smu, value); 681 mutex_unlock(&adev->pm.mutex); 682 683 return ret; 684 } 685 686 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 687 { 688 struct smu_context *smu = adev->powerplay.pp_handle; 689 690 if (!is_support_sw_smu(adev)) 691 return 0; 692 693 return atomic64_read(&smu->throttle_int_counter); 694 } 695 696 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 697 * @adev: amdgpu_device pointer 698 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 699 * 700 */ 701 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 702 enum gfx_change_state state) 703 { 704 mutex_lock(&adev->pm.mutex); 705 if (adev->powerplay.pp_funcs && 706 adev->powerplay.pp_funcs->gfx_state_change_set) 707 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 708 (adev)->powerplay.pp_handle, state)); 709 mutex_unlock(&adev->pm.mutex); 710 } 711 712 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 713 void *umc_ecc) 714 { 715 struct smu_context *smu = adev->powerplay.pp_handle; 716 int ret = 0; 717 718 if (!is_support_sw_smu(adev)) 719 return -EOPNOTSUPP; 720 721 mutex_lock(&adev->pm.mutex); 722 ret = smu_get_ecc_info(smu, umc_ecc); 723 mutex_unlock(&adev->pm.mutex); 724 725 return ret; 726 } 727 728 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 729 uint32_t idx) 730 { 731 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 732 struct amd_vce_state *vstate = NULL; 733 734 if (!pp_funcs->get_vce_clock_state) 735 return NULL; 736 737 mutex_lock(&adev->pm.mutex); 738 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 739 idx); 740 mutex_unlock(&adev->pm.mutex); 741 742 return vstate; 743 } 744 745 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 746 enum amd_pm_state_type *state) 747 { 748 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 749 750 mutex_lock(&adev->pm.mutex); 751 752 if (!pp_funcs->get_current_power_state) { 753 *state = adev->pm.dpm.user_state; 754 goto out; 755 } 756 757 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 758 if (*state < POWER_STATE_TYPE_DEFAULT || 759 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 760 *state = adev->pm.dpm.user_state; 761 762 out: 763 mutex_unlock(&adev->pm.mutex); 764 } 765 766 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 767 enum amd_pm_state_type state) 768 { 769 mutex_lock(&adev->pm.mutex); 770 adev->pm.dpm.user_state = state; 771 mutex_unlock(&adev->pm.mutex); 772 773 if (is_support_sw_smu(adev)) 774 return; 775 776 if (amdgpu_dpm_dispatch_task(adev, 777 AMD_PP_TASK_ENABLE_USER_STATE, 778 &state) == -EOPNOTSUPP) 779 amdgpu_dpm_compute_clocks(adev); 780 } 781 782 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 783 { 784 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 785 enum amd_dpm_forced_level level; 786 787 if (!pp_funcs) 788 return AMD_DPM_FORCED_LEVEL_AUTO; 789 790 mutex_lock(&adev->pm.mutex); 791 if (pp_funcs->get_performance_level) 792 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 793 else 794 level = adev->pm.dpm.forced_level; 795 mutex_unlock(&adev->pm.mutex); 796 797 return level; 798 } 799 800 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 801 enum amd_dpm_forced_level level) 802 { 803 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 804 enum amd_dpm_forced_level current_level; 805 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 806 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 807 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 808 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 809 810 if (!pp_funcs || !pp_funcs->force_performance_level) 811 return 0; 812 813 if (adev->pm.dpm.thermal_active) 814 return -EINVAL; 815 816 current_level = amdgpu_dpm_get_performance_level(adev); 817 if (current_level == level) 818 return 0; 819 820 if (adev->asic_type == CHIP_RAVEN) { 821 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 822 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 823 level == AMD_DPM_FORCED_LEVEL_MANUAL) 824 amdgpu_gfx_off_ctrl(adev, false); 825 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 826 level != AMD_DPM_FORCED_LEVEL_MANUAL) 827 amdgpu_gfx_off_ctrl(adev, true); 828 } 829 } 830 831 if (!(current_level & profile_mode_mask) && 832 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 833 return -EINVAL; 834 835 if (!(current_level & profile_mode_mask) && 836 (level & profile_mode_mask)) { 837 /* enter UMD Pstate */ 838 amdgpu_device_ip_set_powergating_state(adev, 839 AMD_IP_BLOCK_TYPE_GFX, 840 AMD_PG_STATE_UNGATE); 841 amdgpu_device_ip_set_clockgating_state(adev, 842 AMD_IP_BLOCK_TYPE_GFX, 843 AMD_CG_STATE_UNGATE); 844 } else if ((current_level & profile_mode_mask) && 845 !(level & profile_mode_mask)) { 846 /* exit UMD Pstate */ 847 amdgpu_device_ip_set_clockgating_state(adev, 848 AMD_IP_BLOCK_TYPE_GFX, 849 AMD_CG_STATE_GATE); 850 amdgpu_device_ip_set_powergating_state(adev, 851 AMD_IP_BLOCK_TYPE_GFX, 852 AMD_PG_STATE_GATE); 853 } 854 855 mutex_lock(&adev->pm.mutex); 856 857 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 858 level)) { 859 mutex_unlock(&adev->pm.mutex); 860 return -EINVAL; 861 } 862 863 adev->pm.dpm.forced_level = level; 864 865 mutex_unlock(&adev->pm.mutex); 866 867 return 0; 868 } 869 870 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 871 struct pp_states_info *states) 872 { 873 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 874 int ret = 0; 875 876 if (!pp_funcs->get_pp_num_states) 877 return -EOPNOTSUPP; 878 879 mutex_lock(&adev->pm.mutex); 880 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 881 states); 882 mutex_unlock(&adev->pm.mutex); 883 884 return ret; 885 } 886 887 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 888 enum amd_pp_task task_id, 889 enum amd_pm_state_type *user_state) 890 { 891 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 892 int ret = 0; 893 894 if (!pp_funcs->dispatch_tasks) 895 return -EOPNOTSUPP; 896 897 mutex_lock(&adev->pm.mutex); 898 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 899 task_id, 900 user_state); 901 mutex_unlock(&adev->pm.mutex); 902 903 return ret; 904 } 905 906 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 907 { 908 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 909 int ret = 0; 910 911 if (!pp_funcs->get_pp_table) 912 return 0; 913 914 mutex_lock(&adev->pm.mutex); 915 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 916 table); 917 mutex_unlock(&adev->pm.mutex); 918 919 return ret; 920 } 921 922 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 923 uint32_t type, 924 long *input, 925 uint32_t size) 926 { 927 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 928 int ret = 0; 929 930 if (!pp_funcs->set_fine_grain_clk_vol) 931 return 0; 932 933 mutex_lock(&adev->pm.mutex); 934 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 935 type, 936 input, 937 size); 938 mutex_unlock(&adev->pm.mutex); 939 940 return ret; 941 } 942 943 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 944 uint32_t type, 945 long *input, 946 uint32_t size) 947 { 948 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 949 int ret = 0; 950 951 if (!pp_funcs->odn_edit_dpm_table) 952 return 0; 953 954 mutex_lock(&adev->pm.mutex); 955 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 956 type, 957 input, 958 size); 959 mutex_unlock(&adev->pm.mutex); 960 961 return ret; 962 } 963 964 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 965 enum pp_clock_type type, 966 char *buf) 967 { 968 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 969 int ret = 0; 970 971 if (!pp_funcs->print_clock_levels) 972 return 0; 973 974 mutex_lock(&adev->pm.mutex); 975 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 976 type, 977 buf); 978 mutex_unlock(&adev->pm.mutex); 979 980 return ret; 981 } 982 983 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 984 enum pp_clock_type type, 985 char *buf, 986 int *offset) 987 { 988 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 989 int ret = 0; 990 991 if (!pp_funcs->emit_clock_levels) 992 return -ENOENT; 993 994 mutex_lock(&adev->pm.mutex); 995 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 996 type, 997 buf, 998 offset); 999 mutex_unlock(&adev->pm.mutex); 1000 1001 return ret; 1002 } 1003 1004 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1005 uint64_t ppfeature_masks) 1006 { 1007 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1008 int ret = 0; 1009 1010 if (!pp_funcs->set_ppfeature_status) 1011 return 0; 1012 1013 mutex_lock(&adev->pm.mutex); 1014 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1015 ppfeature_masks); 1016 mutex_unlock(&adev->pm.mutex); 1017 1018 return ret; 1019 } 1020 1021 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1022 { 1023 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1024 int ret = 0; 1025 1026 if (!pp_funcs->get_ppfeature_status) 1027 return 0; 1028 1029 mutex_lock(&adev->pm.mutex); 1030 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1031 buf); 1032 mutex_unlock(&adev->pm.mutex); 1033 1034 return ret; 1035 } 1036 1037 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1038 enum pp_clock_type type, 1039 uint32_t mask) 1040 { 1041 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1042 int ret = 0; 1043 1044 if (!pp_funcs->force_clock_level) 1045 return 0; 1046 1047 mutex_lock(&adev->pm.mutex); 1048 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1049 type, 1050 mask); 1051 mutex_unlock(&adev->pm.mutex); 1052 1053 return ret; 1054 } 1055 1056 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1057 { 1058 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1059 int ret = 0; 1060 1061 if (!pp_funcs->get_sclk_od) 1062 return 0; 1063 1064 mutex_lock(&adev->pm.mutex); 1065 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1066 mutex_unlock(&adev->pm.mutex); 1067 1068 return ret; 1069 } 1070 1071 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1072 { 1073 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1074 1075 if (is_support_sw_smu(adev)) 1076 return 0; 1077 1078 mutex_lock(&adev->pm.mutex); 1079 if (pp_funcs->set_sclk_od) 1080 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1081 mutex_unlock(&adev->pm.mutex); 1082 1083 if (amdgpu_dpm_dispatch_task(adev, 1084 AMD_PP_TASK_READJUST_POWER_STATE, 1085 NULL) == -EOPNOTSUPP) { 1086 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1087 amdgpu_dpm_compute_clocks(adev); 1088 } 1089 1090 return 0; 1091 } 1092 1093 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1094 { 1095 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1096 int ret = 0; 1097 1098 if (!pp_funcs->get_mclk_od) 1099 return 0; 1100 1101 mutex_lock(&adev->pm.mutex); 1102 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1103 mutex_unlock(&adev->pm.mutex); 1104 1105 return ret; 1106 } 1107 1108 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1109 { 1110 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1111 1112 if (is_support_sw_smu(adev)) 1113 return 0; 1114 1115 mutex_lock(&adev->pm.mutex); 1116 if (pp_funcs->set_mclk_od) 1117 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1118 mutex_unlock(&adev->pm.mutex); 1119 1120 if (amdgpu_dpm_dispatch_task(adev, 1121 AMD_PP_TASK_READJUST_POWER_STATE, 1122 NULL) == -EOPNOTSUPP) { 1123 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1124 amdgpu_dpm_compute_clocks(adev); 1125 } 1126 1127 return 0; 1128 } 1129 1130 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1131 char *buf) 1132 { 1133 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1134 int ret = 0; 1135 1136 if (!pp_funcs->get_power_profile_mode) 1137 return -EOPNOTSUPP; 1138 1139 mutex_lock(&adev->pm.mutex); 1140 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1141 buf); 1142 mutex_unlock(&adev->pm.mutex); 1143 1144 return ret; 1145 } 1146 1147 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1148 long *input, uint32_t size) 1149 { 1150 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1151 int ret = 0; 1152 1153 if (!pp_funcs->set_power_profile_mode) 1154 return 0; 1155 1156 mutex_lock(&adev->pm.mutex); 1157 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1158 input, 1159 size); 1160 mutex_unlock(&adev->pm.mutex); 1161 1162 return ret; 1163 } 1164 1165 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1166 { 1167 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1168 int ret = 0; 1169 1170 if (!pp_funcs->get_gpu_metrics) 1171 return 0; 1172 1173 mutex_lock(&adev->pm.mutex); 1174 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1175 table); 1176 mutex_unlock(&adev->pm.mutex); 1177 1178 return ret; 1179 } 1180 1181 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1182 uint32_t *fan_mode) 1183 { 1184 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1185 int ret = 0; 1186 1187 if (!pp_funcs->get_fan_control_mode) 1188 return -EOPNOTSUPP; 1189 1190 mutex_lock(&adev->pm.mutex); 1191 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1192 fan_mode); 1193 mutex_unlock(&adev->pm.mutex); 1194 1195 return ret; 1196 } 1197 1198 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1199 uint32_t speed) 1200 { 1201 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1202 int ret = 0; 1203 1204 if (!pp_funcs->set_fan_speed_pwm) 1205 return -EOPNOTSUPP; 1206 1207 mutex_lock(&adev->pm.mutex); 1208 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1209 speed); 1210 mutex_unlock(&adev->pm.mutex); 1211 1212 return ret; 1213 } 1214 1215 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1216 uint32_t *speed) 1217 { 1218 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1219 int ret = 0; 1220 1221 if (!pp_funcs->get_fan_speed_pwm) 1222 return -EOPNOTSUPP; 1223 1224 mutex_lock(&adev->pm.mutex); 1225 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1226 speed); 1227 mutex_unlock(&adev->pm.mutex); 1228 1229 return ret; 1230 } 1231 1232 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1233 uint32_t *speed) 1234 { 1235 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1236 int ret = 0; 1237 1238 if (!pp_funcs->get_fan_speed_rpm) 1239 return -EOPNOTSUPP; 1240 1241 mutex_lock(&adev->pm.mutex); 1242 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1243 speed); 1244 mutex_unlock(&adev->pm.mutex); 1245 1246 return ret; 1247 } 1248 1249 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1250 uint32_t speed) 1251 { 1252 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1253 int ret = 0; 1254 1255 if (!pp_funcs->set_fan_speed_rpm) 1256 return -EOPNOTSUPP; 1257 1258 mutex_lock(&adev->pm.mutex); 1259 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1260 speed); 1261 mutex_unlock(&adev->pm.mutex); 1262 1263 return ret; 1264 } 1265 1266 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1267 uint32_t mode) 1268 { 1269 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1270 int ret = 0; 1271 1272 if (!pp_funcs->set_fan_control_mode) 1273 return -EOPNOTSUPP; 1274 1275 mutex_lock(&adev->pm.mutex); 1276 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1277 mode); 1278 mutex_unlock(&adev->pm.mutex); 1279 1280 return ret; 1281 } 1282 1283 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1284 uint32_t *limit, 1285 enum pp_power_limit_level pp_limit_level, 1286 enum pp_power_type power_type) 1287 { 1288 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1289 int ret = 0; 1290 1291 if (!pp_funcs->get_power_limit) 1292 return -ENODATA; 1293 1294 mutex_lock(&adev->pm.mutex); 1295 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1296 limit, 1297 pp_limit_level, 1298 power_type); 1299 mutex_unlock(&adev->pm.mutex); 1300 1301 return ret; 1302 } 1303 1304 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1305 uint32_t limit) 1306 { 1307 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1308 int ret = 0; 1309 1310 if (!pp_funcs->set_power_limit) 1311 return -EINVAL; 1312 1313 mutex_lock(&adev->pm.mutex); 1314 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1315 limit); 1316 mutex_unlock(&adev->pm.mutex); 1317 1318 return ret; 1319 } 1320 1321 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1322 { 1323 bool cclk_dpm_supported = false; 1324 1325 if (!is_support_sw_smu(adev)) 1326 return false; 1327 1328 mutex_lock(&adev->pm.mutex); 1329 cclk_dpm_supported = is_support_cclk_dpm(adev); 1330 mutex_unlock(&adev->pm.mutex); 1331 1332 return (int)cclk_dpm_supported; 1333 } 1334 1335 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1336 struct seq_file *m) 1337 { 1338 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1339 1340 if (!pp_funcs->debugfs_print_current_performance_level) 1341 return -EOPNOTSUPP; 1342 1343 mutex_lock(&adev->pm.mutex); 1344 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1345 m); 1346 mutex_unlock(&adev->pm.mutex); 1347 1348 return 0; 1349 } 1350 1351 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1352 void **addr, 1353 size_t *size) 1354 { 1355 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1356 int ret = 0; 1357 1358 if (!pp_funcs->get_smu_prv_buf_details) 1359 return -ENOSYS; 1360 1361 mutex_lock(&adev->pm.mutex); 1362 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1363 addr, 1364 size); 1365 mutex_unlock(&adev->pm.mutex); 1366 1367 return ret; 1368 } 1369 1370 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1371 { 1372 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; 1373 struct smu_context *smu = adev->powerplay.pp_handle; 1374 1375 if ((is_support_sw_smu(adev) && smu->od_enabled) || 1376 (is_support_sw_smu(adev) && smu->is_apu) || 1377 (!is_support_sw_smu(adev) && hwmgr->od_enabled)) 1378 return true; 1379 1380 return false; 1381 } 1382 1383 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1384 const char *buf, 1385 size_t size) 1386 { 1387 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1388 int ret = 0; 1389 1390 if (!pp_funcs->set_pp_table) 1391 return -EOPNOTSUPP; 1392 1393 mutex_lock(&adev->pm.mutex); 1394 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1395 buf, 1396 size); 1397 mutex_unlock(&adev->pm.mutex); 1398 1399 return ret; 1400 } 1401 1402 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1403 { 1404 struct smu_context *smu = adev->powerplay.pp_handle; 1405 1406 if (!is_support_sw_smu(adev)) 1407 return INT_MAX; 1408 1409 return smu->cpu_core_num; 1410 } 1411 1412 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1413 { 1414 if (!is_support_sw_smu(adev)) 1415 return; 1416 1417 amdgpu_smu_stb_debug_fs_init(adev); 1418 } 1419 1420 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1421 const struct amd_pp_display_configuration *input) 1422 { 1423 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1424 int ret = 0; 1425 1426 if (!pp_funcs->display_configuration_change) 1427 return 0; 1428 1429 mutex_lock(&adev->pm.mutex); 1430 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1431 input); 1432 mutex_unlock(&adev->pm.mutex); 1433 1434 return ret; 1435 } 1436 1437 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1438 enum amd_pp_clock_type type, 1439 struct amd_pp_clocks *clocks) 1440 { 1441 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1442 int ret = 0; 1443 1444 if (!pp_funcs->get_clock_by_type) 1445 return 0; 1446 1447 mutex_lock(&adev->pm.mutex); 1448 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1449 type, 1450 clocks); 1451 mutex_unlock(&adev->pm.mutex); 1452 1453 return ret; 1454 } 1455 1456 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1457 struct amd_pp_simple_clock_info *clocks) 1458 { 1459 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1460 int ret = 0; 1461 1462 if (!pp_funcs->get_display_mode_validation_clocks) 1463 return 0; 1464 1465 mutex_lock(&adev->pm.mutex); 1466 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1467 clocks); 1468 mutex_unlock(&adev->pm.mutex); 1469 1470 return ret; 1471 } 1472 1473 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1474 enum amd_pp_clock_type type, 1475 struct pp_clock_levels_with_latency *clocks) 1476 { 1477 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1478 int ret = 0; 1479 1480 if (!pp_funcs->get_clock_by_type_with_latency) 1481 return 0; 1482 1483 mutex_lock(&adev->pm.mutex); 1484 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1485 type, 1486 clocks); 1487 mutex_unlock(&adev->pm.mutex); 1488 1489 return ret; 1490 } 1491 1492 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1493 enum amd_pp_clock_type type, 1494 struct pp_clock_levels_with_voltage *clocks) 1495 { 1496 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1497 int ret = 0; 1498 1499 if (!pp_funcs->get_clock_by_type_with_voltage) 1500 return 0; 1501 1502 mutex_lock(&adev->pm.mutex); 1503 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1504 type, 1505 clocks); 1506 mutex_unlock(&adev->pm.mutex); 1507 1508 return ret; 1509 } 1510 1511 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1512 void *clock_ranges) 1513 { 1514 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1515 int ret = 0; 1516 1517 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1518 return -EOPNOTSUPP; 1519 1520 mutex_lock(&adev->pm.mutex); 1521 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1522 clock_ranges); 1523 mutex_unlock(&adev->pm.mutex); 1524 1525 return ret; 1526 } 1527 1528 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1529 struct pp_display_clock_request *clock) 1530 { 1531 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1532 int ret = 0; 1533 1534 if (!pp_funcs->display_clock_voltage_request) 1535 return -EOPNOTSUPP; 1536 1537 mutex_lock(&adev->pm.mutex); 1538 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1539 clock); 1540 mutex_unlock(&adev->pm.mutex); 1541 1542 return ret; 1543 } 1544 1545 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1546 struct amd_pp_clock_info *clocks) 1547 { 1548 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1549 int ret = 0; 1550 1551 if (!pp_funcs->get_current_clocks) 1552 return -EOPNOTSUPP; 1553 1554 mutex_lock(&adev->pm.mutex); 1555 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1556 clocks); 1557 mutex_unlock(&adev->pm.mutex); 1558 1559 return ret; 1560 } 1561 1562 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1563 { 1564 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1565 1566 if (!pp_funcs->notify_smu_enable_pwe) 1567 return; 1568 1569 mutex_lock(&adev->pm.mutex); 1570 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1571 mutex_unlock(&adev->pm.mutex); 1572 } 1573 1574 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1575 uint32_t count) 1576 { 1577 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1578 int ret = 0; 1579 1580 if (!pp_funcs->set_active_display_count) 1581 return -EOPNOTSUPP; 1582 1583 mutex_lock(&adev->pm.mutex); 1584 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1585 count); 1586 mutex_unlock(&adev->pm.mutex); 1587 1588 return ret; 1589 } 1590 1591 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1592 uint32_t clock) 1593 { 1594 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1595 int ret = 0; 1596 1597 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1598 return -EOPNOTSUPP; 1599 1600 mutex_lock(&adev->pm.mutex); 1601 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1602 clock); 1603 mutex_unlock(&adev->pm.mutex); 1604 1605 return ret; 1606 } 1607 1608 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1609 uint32_t clock) 1610 { 1611 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1612 1613 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1614 return; 1615 1616 mutex_lock(&adev->pm.mutex); 1617 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1618 clock); 1619 mutex_unlock(&adev->pm.mutex); 1620 } 1621 1622 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1623 uint32_t clock) 1624 { 1625 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1626 1627 if (!pp_funcs->set_hard_min_fclk_by_freq) 1628 return; 1629 1630 mutex_lock(&adev->pm.mutex); 1631 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1632 clock); 1633 mutex_unlock(&adev->pm.mutex); 1634 } 1635 1636 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1637 bool disable_memory_clock_switch) 1638 { 1639 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1640 int ret = 0; 1641 1642 if (!pp_funcs->display_disable_memory_clock_switch) 1643 return 0; 1644 1645 mutex_lock(&adev->pm.mutex); 1646 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1647 disable_memory_clock_switch); 1648 mutex_unlock(&adev->pm.mutex); 1649 1650 return ret; 1651 } 1652 1653 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1654 struct pp_smu_nv_clock_table *max_clocks) 1655 { 1656 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1657 int ret = 0; 1658 1659 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1660 return -EOPNOTSUPP; 1661 1662 mutex_lock(&adev->pm.mutex); 1663 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1664 max_clocks); 1665 mutex_unlock(&adev->pm.mutex); 1666 1667 return ret; 1668 } 1669 1670 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1671 unsigned int *clock_values_in_khz, 1672 unsigned int *num_states) 1673 { 1674 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1675 int ret = 0; 1676 1677 if (!pp_funcs->get_uclk_dpm_states) 1678 return -EOPNOTSUPP; 1679 1680 mutex_lock(&adev->pm.mutex); 1681 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1682 clock_values_in_khz, 1683 num_states); 1684 mutex_unlock(&adev->pm.mutex); 1685 1686 return ret; 1687 } 1688 1689 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1690 struct dpm_clocks *clock_table) 1691 { 1692 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1693 int ret = 0; 1694 1695 if (!pp_funcs->get_dpm_clock_table) 1696 return -EOPNOTSUPP; 1697 1698 mutex_lock(&adev->pm.mutex); 1699 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1700 clock_table); 1701 mutex_unlock(&adev->pm.mutex); 1702 1703 return ret; 1704 } 1705