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 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev)) 40 41 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low) 42 { 43 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 44 int ret = 0; 45 46 if (!pp_funcs->get_sclk) 47 return 0; 48 49 mutex_lock(&adev->pm.mutex); 50 ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle, 51 low); 52 mutex_unlock(&adev->pm.mutex); 53 54 return ret; 55 } 56 57 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low) 58 { 59 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 60 int ret = 0; 61 62 if (!pp_funcs->get_mclk) 63 return 0; 64 65 mutex_lock(&adev->pm.mutex); 66 ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle, 67 low); 68 mutex_unlock(&adev->pm.mutex); 69 70 return ret; 71 } 72 73 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate) 74 { 75 int ret = 0; 76 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 77 enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; 78 79 if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) { 80 dev_dbg(adev->dev, "IP block%d already in the target %s state!", 81 block_type, gate ? "gate" : "ungate"); 82 return 0; 83 } 84 85 mutex_lock(&adev->pm.mutex); 86 87 switch (block_type) { 88 case AMD_IP_BLOCK_TYPE_UVD: 89 case AMD_IP_BLOCK_TYPE_VCE: 90 case AMD_IP_BLOCK_TYPE_GFX: 91 case AMD_IP_BLOCK_TYPE_VCN: 92 case AMD_IP_BLOCK_TYPE_SDMA: 93 case AMD_IP_BLOCK_TYPE_JPEG: 94 case AMD_IP_BLOCK_TYPE_GMC: 95 case AMD_IP_BLOCK_TYPE_ACP: 96 if (pp_funcs && pp_funcs->set_powergating_by_smu) 97 ret = (pp_funcs->set_powergating_by_smu( 98 (adev)->powerplay.pp_handle, block_type, gate)); 99 break; 100 default: 101 break; 102 } 103 104 if (!ret) 105 atomic_set(&adev->pm.pwr_state[block_type], pwr_state); 106 107 mutex_unlock(&adev->pm.mutex); 108 109 return ret; 110 } 111 112 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) 113 { 114 struct smu_context *smu = adev->powerplay.pp_handle; 115 int ret = -EOPNOTSUPP; 116 117 mutex_lock(&adev->pm.mutex); 118 ret = smu_set_gfx_power_up_by_imu(smu); 119 mutex_unlock(&adev->pm.mutex); 120 121 drm_msleep(10); 122 123 return ret; 124 } 125 126 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) 127 { 128 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 129 void *pp_handle = adev->powerplay.pp_handle; 130 int ret = 0; 131 132 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 133 return -ENOENT; 134 135 mutex_lock(&adev->pm.mutex); 136 137 /* enter BACO state */ 138 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 139 140 mutex_unlock(&adev->pm.mutex); 141 142 return ret; 143 } 144 145 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) 146 { 147 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 148 void *pp_handle = adev->powerplay.pp_handle; 149 int ret = 0; 150 151 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 152 return -ENOENT; 153 154 mutex_lock(&adev->pm.mutex); 155 156 /* exit BACO state */ 157 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 158 159 mutex_unlock(&adev->pm.mutex); 160 161 return ret; 162 } 163 164 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, 165 enum pp_mp1_state mp1_state) 166 { 167 int ret = 0; 168 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 169 170 if (pp_funcs && pp_funcs->set_mp1_state) { 171 mutex_lock(&adev->pm.mutex); 172 173 ret = pp_funcs->set_mp1_state( 174 adev->powerplay.pp_handle, 175 mp1_state); 176 177 mutex_unlock(&adev->pm.mutex); 178 } 179 180 return ret; 181 } 182 183 bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 184 { 185 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 186 void *pp_handle = adev->powerplay.pp_handle; 187 bool baco_cap; 188 int ret = 0; 189 190 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 191 return false; 192 /* Don't use baco for reset in S3. 193 * This is a workaround for some platforms 194 * where entering BACO during suspend 195 * seems to cause reboots or hangs. 196 * This might be related to the fact that BACO controls 197 * power to the whole GPU including devices like audio and USB. 198 * Powering down/up everything may adversely affect these other 199 * devices. Needs more investigation. 200 */ 201 if (adev->in_s3) 202 return false; 203 204 mutex_lock(&adev->pm.mutex); 205 206 ret = pp_funcs->get_asic_baco_capability(pp_handle, 207 &baco_cap); 208 209 mutex_unlock(&adev->pm.mutex); 210 211 return ret ? false : baco_cap; 212 } 213 214 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) 215 { 216 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 217 void *pp_handle = adev->powerplay.pp_handle; 218 int ret = 0; 219 220 if (!pp_funcs || !pp_funcs->asic_reset_mode_2) 221 return -ENOENT; 222 223 mutex_lock(&adev->pm.mutex); 224 225 ret = pp_funcs->asic_reset_mode_2(pp_handle); 226 227 mutex_unlock(&adev->pm.mutex); 228 229 return ret; 230 } 231 232 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 233 { 234 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 235 void *pp_handle = adev->powerplay.pp_handle; 236 int ret = 0; 237 238 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 239 return -ENOENT; 240 241 mutex_lock(&adev->pm.mutex); 242 243 /* enter BACO state */ 244 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 245 if (ret) 246 goto out; 247 248 /* exit BACO state */ 249 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 250 251 out: 252 mutex_unlock(&adev->pm.mutex); 253 return ret; 254 } 255 256 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 257 { 258 struct smu_context *smu = adev->powerplay.pp_handle; 259 bool support_mode1_reset = false; 260 261 if (is_support_sw_smu(adev)) { 262 mutex_lock(&adev->pm.mutex); 263 support_mode1_reset = smu_mode1_reset_is_support(smu); 264 mutex_unlock(&adev->pm.mutex); 265 } 266 267 return support_mode1_reset; 268 } 269 270 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 271 { 272 struct smu_context *smu = adev->powerplay.pp_handle; 273 int ret = -EOPNOTSUPP; 274 275 if (is_support_sw_smu(adev)) { 276 mutex_lock(&adev->pm.mutex); 277 ret = smu_mode1_reset(smu); 278 mutex_unlock(&adev->pm.mutex); 279 } 280 281 return ret; 282 } 283 284 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 285 enum PP_SMC_POWER_PROFILE type, 286 bool en) 287 { 288 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 289 int ret = 0; 290 291 if (amdgpu_sriov_vf(adev)) 292 return 0; 293 294 if (pp_funcs && pp_funcs->switch_power_profile) { 295 mutex_lock(&adev->pm.mutex); 296 ret = pp_funcs->switch_power_profile( 297 adev->powerplay.pp_handle, type, en); 298 mutex_unlock(&adev->pm.mutex); 299 } 300 301 return ret; 302 } 303 304 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 305 uint32_t pstate) 306 { 307 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 308 int ret = 0; 309 310 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 311 mutex_lock(&adev->pm.mutex); 312 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 313 pstate); 314 mutex_unlock(&adev->pm.mutex); 315 } 316 317 return ret; 318 } 319 320 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 321 uint32_t cstate) 322 { 323 int ret = 0; 324 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 325 void *pp_handle = adev->powerplay.pp_handle; 326 327 if (pp_funcs && pp_funcs->set_df_cstate) { 328 mutex_lock(&adev->pm.mutex); 329 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 330 mutex_unlock(&adev->pm.mutex); 331 } 332 333 return ret; 334 } 335 336 int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en) 337 { 338 struct smu_context *smu = adev->powerplay.pp_handle; 339 int ret = 0; 340 341 if (is_support_sw_smu(adev)) { 342 mutex_lock(&adev->pm.mutex); 343 ret = smu_allow_xgmi_power_down(smu, en); 344 mutex_unlock(&adev->pm.mutex); 345 } 346 347 return ret; 348 } 349 350 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 351 { 352 void *pp_handle = adev->powerplay.pp_handle; 353 const struct amd_pm_funcs *pp_funcs = 354 adev->powerplay.pp_funcs; 355 int ret = 0; 356 357 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 358 mutex_lock(&adev->pm.mutex); 359 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 360 mutex_unlock(&adev->pm.mutex); 361 } 362 363 return ret; 364 } 365 366 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 367 uint32_t msg_id) 368 { 369 void *pp_handle = adev->powerplay.pp_handle; 370 const struct amd_pm_funcs *pp_funcs = 371 adev->powerplay.pp_funcs; 372 int ret = 0; 373 374 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 375 mutex_lock(&adev->pm.mutex); 376 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 377 msg_id); 378 mutex_unlock(&adev->pm.mutex); 379 } 380 381 return ret; 382 } 383 384 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 385 bool acquire) 386 { 387 void *pp_handle = adev->powerplay.pp_handle; 388 const struct amd_pm_funcs *pp_funcs = 389 adev->powerplay.pp_funcs; 390 int ret = -EOPNOTSUPP; 391 392 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 393 mutex_lock(&adev->pm.mutex); 394 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 395 acquire); 396 mutex_unlock(&adev->pm.mutex); 397 } 398 399 return ret; 400 } 401 402 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 403 { 404 if (adev->pm.dpm_enabled) { 405 mutex_lock(&adev->pm.mutex); 406 if (power_supply_is_system_supplied() > 0) 407 adev->pm.ac_power = true; 408 else 409 adev->pm.ac_power = false; 410 411 if (adev->powerplay.pp_funcs && 412 adev->powerplay.pp_funcs->enable_bapm) 413 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 414 415 if (is_support_sw_smu(adev)) 416 smu_set_ac_dc(adev->powerplay.pp_handle); 417 418 mutex_unlock(&adev->pm.mutex); 419 } 420 } 421 422 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 423 void *data, uint32_t *size) 424 { 425 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 426 int ret = -EINVAL; 427 428 if (!data || !size) 429 return -EINVAL; 430 431 if (pp_funcs && pp_funcs->read_sensor) { 432 mutex_lock(&adev->pm.mutex); 433 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 434 sensor, 435 data, 436 size); 437 mutex_unlock(&adev->pm.mutex); 438 } 439 440 return ret; 441 } 442 443 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 444 { 445 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 446 int i; 447 448 if (!adev->pm.dpm_enabled) 449 return; 450 451 if (!pp_funcs->pm_compute_clocks) 452 return; 453 454 if (adev->mode_info.num_crtc) 455 amdgpu_display_bandwidth_update(adev); 456 457 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 458 struct amdgpu_ring *ring = adev->rings[i]; 459 if (ring && ring->sched.ready) 460 amdgpu_fence_wait_empty(ring); 461 } 462 463 mutex_lock(&adev->pm.mutex); 464 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 465 mutex_unlock(&adev->pm.mutex); 466 } 467 468 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 469 { 470 int ret = 0; 471 472 if (adev->family == AMDGPU_FAMILY_SI) { 473 mutex_lock(&adev->pm.mutex); 474 if (enable) { 475 adev->pm.dpm.uvd_active = true; 476 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 477 } else { 478 adev->pm.dpm.uvd_active = false; 479 } 480 mutex_unlock(&adev->pm.mutex); 481 482 amdgpu_dpm_compute_clocks(adev); 483 return; 484 } 485 486 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 487 if (ret) 488 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 489 enable ? "enable" : "disable", ret); 490 } 491 492 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 493 { 494 int ret = 0; 495 496 if (adev->family == AMDGPU_FAMILY_SI) { 497 mutex_lock(&adev->pm.mutex); 498 if (enable) { 499 adev->pm.dpm.vce_active = true; 500 /* XXX select vce level based on ring/task */ 501 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 502 } else { 503 adev->pm.dpm.vce_active = false; 504 } 505 mutex_unlock(&adev->pm.mutex); 506 507 amdgpu_dpm_compute_clocks(adev); 508 return; 509 } 510 511 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 512 if (ret) 513 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 514 enable ? "enable" : "disable", ret); 515 } 516 517 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 518 { 519 int ret = 0; 520 521 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 522 if (ret) 523 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 524 enable ? "enable" : "disable", ret); 525 } 526 527 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 528 { 529 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 530 int r = 0; 531 532 if (!pp_funcs || !pp_funcs->load_firmware) 533 return 0; 534 535 mutex_lock(&adev->pm.mutex); 536 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 537 if (r) { 538 pr_err("smu firmware loading failed\n"); 539 goto out; 540 } 541 542 if (smu_version) 543 *smu_version = adev->pm.fw_version; 544 545 out: 546 mutex_unlock(&adev->pm.mutex); 547 return r; 548 } 549 550 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 551 { 552 int ret = 0; 553 554 if (is_support_sw_smu(adev)) { 555 mutex_lock(&adev->pm.mutex); 556 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 557 enable); 558 mutex_unlock(&adev->pm.mutex); 559 } 560 561 return ret; 562 } 563 564 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 565 { 566 struct smu_context *smu = adev->powerplay.pp_handle; 567 int ret = 0; 568 569 if (!is_support_sw_smu(adev)) 570 return -EOPNOTSUPP; 571 572 mutex_lock(&adev->pm.mutex); 573 ret = smu_send_hbm_bad_pages_num(smu, size); 574 mutex_unlock(&adev->pm.mutex); 575 576 return ret; 577 } 578 579 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 580 { 581 struct smu_context *smu = adev->powerplay.pp_handle; 582 int ret = 0; 583 584 if (!is_support_sw_smu(adev)) 585 return -EOPNOTSUPP; 586 587 mutex_lock(&adev->pm.mutex); 588 ret = smu_send_hbm_bad_channel_flag(smu, size); 589 mutex_unlock(&adev->pm.mutex); 590 591 return ret; 592 } 593 594 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 595 enum pp_clock_type type, 596 uint32_t *min, 597 uint32_t *max) 598 { 599 int ret = 0; 600 601 if (type != PP_SCLK) 602 return -EINVAL; 603 604 if (!is_support_sw_smu(adev)) 605 return -EOPNOTSUPP; 606 607 mutex_lock(&adev->pm.mutex); 608 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 609 SMU_SCLK, 610 min, 611 max); 612 mutex_unlock(&adev->pm.mutex); 613 614 return ret; 615 } 616 617 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 618 enum pp_clock_type type, 619 uint32_t min, 620 uint32_t max) 621 { 622 struct smu_context *smu = adev->powerplay.pp_handle; 623 int ret = 0; 624 625 if (type != PP_SCLK) 626 return -EINVAL; 627 628 if (!is_support_sw_smu(adev)) 629 return -EOPNOTSUPP; 630 631 mutex_lock(&adev->pm.mutex); 632 ret = smu_set_soft_freq_range(smu, 633 SMU_SCLK, 634 min, 635 max); 636 mutex_unlock(&adev->pm.mutex); 637 638 return ret; 639 } 640 641 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 642 { 643 struct smu_context *smu = adev->powerplay.pp_handle; 644 int ret = 0; 645 646 if (!is_support_sw_smu(adev)) 647 return 0; 648 649 mutex_lock(&adev->pm.mutex); 650 ret = smu_write_watermarks_table(smu); 651 mutex_unlock(&adev->pm.mutex); 652 653 return ret; 654 } 655 656 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 657 enum smu_event_type event, 658 uint64_t event_arg) 659 { 660 struct smu_context *smu = adev->powerplay.pp_handle; 661 int ret = 0; 662 663 if (!is_support_sw_smu(adev)) 664 return -EOPNOTSUPP; 665 666 mutex_lock(&adev->pm.mutex); 667 ret = smu_wait_for_event(smu, event, event_arg); 668 mutex_unlock(&adev->pm.mutex); 669 670 return ret; 671 } 672 673 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 674 { 675 struct smu_context *smu = adev->powerplay.pp_handle; 676 int ret = 0; 677 678 if (!is_support_sw_smu(adev)) 679 return -EOPNOTSUPP; 680 681 mutex_lock(&adev->pm.mutex); 682 ret = smu_set_residency_gfxoff(smu, value); 683 mutex_unlock(&adev->pm.mutex); 684 685 return ret; 686 } 687 688 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 689 { 690 struct smu_context *smu = adev->powerplay.pp_handle; 691 int ret = 0; 692 693 if (!is_support_sw_smu(adev)) 694 return -EOPNOTSUPP; 695 696 mutex_lock(&adev->pm.mutex); 697 ret = smu_get_residency_gfxoff(smu, value); 698 mutex_unlock(&adev->pm.mutex); 699 700 return ret; 701 } 702 703 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 704 { 705 struct smu_context *smu = adev->powerplay.pp_handle; 706 int ret = 0; 707 708 if (!is_support_sw_smu(adev)) 709 return -EOPNOTSUPP; 710 711 mutex_lock(&adev->pm.mutex); 712 ret = smu_get_entrycount_gfxoff(smu, value); 713 mutex_unlock(&adev->pm.mutex); 714 715 return ret; 716 } 717 718 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 719 { 720 struct smu_context *smu = adev->powerplay.pp_handle; 721 int ret = 0; 722 723 if (!is_support_sw_smu(adev)) 724 return -EOPNOTSUPP; 725 726 mutex_lock(&adev->pm.mutex); 727 ret = smu_get_status_gfxoff(smu, value); 728 mutex_unlock(&adev->pm.mutex); 729 730 return ret; 731 } 732 733 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 734 { 735 struct smu_context *smu = adev->powerplay.pp_handle; 736 737 if (!is_support_sw_smu(adev)) 738 return 0; 739 740 return atomic64_read(&smu->throttle_int_counter); 741 } 742 743 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 744 * @adev: amdgpu_device pointer 745 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 746 * 747 */ 748 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 749 enum gfx_change_state state) 750 { 751 mutex_lock(&adev->pm.mutex); 752 if (adev->powerplay.pp_funcs && 753 adev->powerplay.pp_funcs->gfx_state_change_set) 754 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 755 (adev)->powerplay.pp_handle, state)); 756 mutex_unlock(&adev->pm.mutex); 757 } 758 759 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 760 void *umc_ecc) 761 { 762 struct smu_context *smu = adev->powerplay.pp_handle; 763 int ret = 0; 764 765 if (!is_support_sw_smu(adev)) 766 return -EOPNOTSUPP; 767 768 mutex_lock(&adev->pm.mutex); 769 ret = smu_get_ecc_info(smu, umc_ecc); 770 mutex_unlock(&adev->pm.mutex); 771 772 return ret; 773 } 774 775 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 776 uint32_t idx) 777 { 778 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 779 struct amd_vce_state *vstate = NULL; 780 781 if (!pp_funcs->get_vce_clock_state) 782 return NULL; 783 784 mutex_lock(&adev->pm.mutex); 785 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 786 idx); 787 mutex_unlock(&adev->pm.mutex); 788 789 return vstate; 790 } 791 792 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 793 enum amd_pm_state_type *state) 794 { 795 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 796 797 mutex_lock(&adev->pm.mutex); 798 799 if (!pp_funcs->get_current_power_state) { 800 *state = adev->pm.dpm.user_state; 801 goto out; 802 } 803 804 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 805 if (*state < POWER_STATE_TYPE_DEFAULT || 806 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 807 *state = adev->pm.dpm.user_state; 808 809 out: 810 mutex_unlock(&adev->pm.mutex); 811 } 812 813 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 814 enum amd_pm_state_type state) 815 { 816 mutex_lock(&adev->pm.mutex); 817 adev->pm.dpm.user_state = state; 818 mutex_unlock(&adev->pm.mutex); 819 820 if (is_support_sw_smu(adev)) 821 return; 822 823 if (amdgpu_dpm_dispatch_task(adev, 824 AMD_PP_TASK_ENABLE_USER_STATE, 825 &state) == -EOPNOTSUPP) 826 amdgpu_dpm_compute_clocks(adev); 827 } 828 829 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 830 { 831 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 832 enum amd_dpm_forced_level level; 833 834 if (!pp_funcs) 835 return AMD_DPM_FORCED_LEVEL_AUTO; 836 837 mutex_lock(&adev->pm.mutex); 838 if (pp_funcs->get_performance_level) 839 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 840 else 841 level = adev->pm.dpm.forced_level; 842 mutex_unlock(&adev->pm.mutex); 843 844 return level; 845 } 846 847 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 848 enum amd_dpm_forced_level level) 849 { 850 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 851 enum amd_dpm_forced_level current_level; 852 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 853 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 854 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 855 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 856 857 if (!pp_funcs || !pp_funcs->force_performance_level) 858 return 0; 859 860 if (adev->pm.dpm.thermal_active) 861 return -EINVAL; 862 863 current_level = amdgpu_dpm_get_performance_level(adev); 864 if (current_level == level) 865 return 0; 866 867 if (adev->asic_type == CHIP_RAVEN) { 868 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 869 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 870 level == AMD_DPM_FORCED_LEVEL_MANUAL) 871 amdgpu_gfx_off_ctrl(adev, false); 872 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 873 level != AMD_DPM_FORCED_LEVEL_MANUAL) 874 amdgpu_gfx_off_ctrl(adev, true); 875 } 876 } 877 878 if (!(current_level & profile_mode_mask) && 879 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 880 return -EINVAL; 881 882 if (!(current_level & profile_mode_mask) && 883 (level & profile_mode_mask)) { 884 /* enter UMD Pstate */ 885 amdgpu_device_ip_set_powergating_state(adev, 886 AMD_IP_BLOCK_TYPE_GFX, 887 AMD_PG_STATE_UNGATE); 888 amdgpu_device_ip_set_clockgating_state(adev, 889 AMD_IP_BLOCK_TYPE_GFX, 890 AMD_CG_STATE_UNGATE); 891 } else if ((current_level & profile_mode_mask) && 892 !(level & profile_mode_mask)) { 893 /* exit UMD Pstate */ 894 amdgpu_device_ip_set_clockgating_state(adev, 895 AMD_IP_BLOCK_TYPE_GFX, 896 AMD_CG_STATE_GATE); 897 amdgpu_device_ip_set_powergating_state(adev, 898 AMD_IP_BLOCK_TYPE_GFX, 899 AMD_PG_STATE_GATE); 900 } 901 902 mutex_lock(&adev->pm.mutex); 903 904 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 905 level)) { 906 mutex_unlock(&adev->pm.mutex); 907 return -EINVAL; 908 } 909 910 adev->pm.dpm.forced_level = level; 911 912 mutex_unlock(&adev->pm.mutex); 913 914 return 0; 915 } 916 917 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 918 struct pp_states_info *states) 919 { 920 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 921 int ret = 0; 922 923 if (!pp_funcs->get_pp_num_states) 924 return -EOPNOTSUPP; 925 926 mutex_lock(&adev->pm.mutex); 927 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 928 states); 929 mutex_unlock(&adev->pm.mutex); 930 931 return ret; 932 } 933 934 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 935 enum amd_pp_task task_id, 936 enum amd_pm_state_type *user_state) 937 { 938 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 939 int ret = 0; 940 941 if (!pp_funcs->dispatch_tasks) 942 return -EOPNOTSUPP; 943 944 mutex_lock(&adev->pm.mutex); 945 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 946 task_id, 947 user_state); 948 mutex_unlock(&adev->pm.mutex); 949 950 return ret; 951 } 952 953 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 954 { 955 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 956 int ret = 0; 957 958 if (!pp_funcs->get_pp_table) 959 return 0; 960 961 mutex_lock(&adev->pm.mutex); 962 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 963 table); 964 mutex_unlock(&adev->pm.mutex); 965 966 return ret; 967 } 968 969 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 970 uint32_t type, 971 long *input, 972 uint32_t size) 973 { 974 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 975 int ret = 0; 976 977 if (!pp_funcs->set_fine_grain_clk_vol) 978 return 0; 979 980 mutex_lock(&adev->pm.mutex); 981 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 982 type, 983 input, 984 size); 985 mutex_unlock(&adev->pm.mutex); 986 987 return ret; 988 } 989 990 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 991 uint32_t type, 992 long *input, 993 uint32_t size) 994 { 995 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 996 int ret = 0; 997 998 if (!pp_funcs->odn_edit_dpm_table) 999 return 0; 1000 1001 mutex_lock(&adev->pm.mutex); 1002 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1003 type, 1004 input, 1005 size); 1006 mutex_unlock(&adev->pm.mutex); 1007 1008 return ret; 1009 } 1010 1011 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1012 enum pp_clock_type type, 1013 char *buf) 1014 { 1015 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1016 int ret = 0; 1017 1018 if (!pp_funcs->print_clock_levels) 1019 return 0; 1020 1021 mutex_lock(&adev->pm.mutex); 1022 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1023 type, 1024 buf); 1025 mutex_unlock(&adev->pm.mutex); 1026 1027 return ret; 1028 } 1029 1030 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1031 enum pp_clock_type type, 1032 char *buf, 1033 int *offset) 1034 { 1035 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1036 int ret = 0; 1037 1038 if (!pp_funcs->emit_clock_levels) 1039 return -ENOENT; 1040 1041 mutex_lock(&adev->pm.mutex); 1042 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1043 type, 1044 buf, 1045 offset); 1046 mutex_unlock(&adev->pm.mutex); 1047 1048 return ret; 1049 } 1050 1051 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1052 uint64_t ppfeature_masks) 1053 { 1054 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1055 int ret = 0; 1056 1057 if (!pp_funcs->set_ppfeature_status) 1058 return 0; 1059 1060 mutex_lock(&adev->pm.mutex); 1061 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1062 ppfeature_masks); 1063 mutex_unlock(&adev->pm.mutex); 1064 1065 return ret; 1066 } 1067 1068 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1069 { 1070 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1071 int ret = 0; 1072 1073 if (!pp_funcs->get_ppfeature_status) 1074 return 0; 1075 1076 mutex_lock(&adev->pm.mutex); 1077 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1078 buf); 1079 mutex_unlock(&adev->pm.mutex); 1080 1081 return ret; 1082 } 1083 1084 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1085 enum pp_clock_type type, 1086 uint32_t mask) 1087 { 1088 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1089 int ret = 0; 1090 1091 if (!pp_funcs->force_clock_level) 1092 return 0; 1093 1094 mutex_lock(&adev->pm.mutex); 1095 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1096 type, 1097 mask); 1098 mutex_unlock(&adev->pm.mutex); 1099 1100 return ret; 1101 } 1102 1103 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1104 { 1105 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1106 int ret = 0; 1107 1108 if (!pp_funcs->get_sclk_od) 1109 return 0; 1110 1111 mutex_lock(&adev->pm.mutex); 1112 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1113 mutex_unlock(&adev->pm.mutex); 1114 1115 return ret; 1116 } 1117 1118 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1119 { 1120 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1121 1122 if (is_support_sw_smu(adev)) 1123 return 0; 1124 1125 mutex_lock(&adev->pm.mutex); 1126 if (pp_funcs->set_sclk_od) 1127 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1128 mutex_unlock(&adev->pm.mutex); 1129 1130 if (amdgpu_dpm_dispatch_task(adev, 1131 AMD_PP_TASK_READJUST_POWER_STATE, 1132 NULL) == -EOPNOTSUPP) { 1133 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1134 amdgpu_dpm_compute_clocks(adev); 1135 } 1136 1137 return 0; 1138 } 1139 1140 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1141 { 1142 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1143 int ret = 0; 1144 1145 if (!pp_funcs->get_mclk_od) 1146 return 0; 1147 1148 mutex_lock(&adev->pm.mutex); 1149 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1150 mutex_unlock(&adev->pm.mutex); 1151 1152 return ret; 1153 } 1154 1155 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1156 { 1157 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1158 1159 if (is_support_sw_smu(adev)) 1160 return 0; 1161 1162 mutex_lock(&adev->pm.mutex); 1163 if (pp_funcs->set_mclk_od) 1164 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1165 mutex_unlock(&adev->pm.mutex); 1166 1167 if (amdgpu_dpm_dispatch_task(adev, 1168 AMD_PP_TASK_READJUST_POWER_STATE, 1169 NULL) == -EOPNOTSUPP) { 1170 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1171 amdgpu_dpm_compute_clocks(adev); 1172 } 1173 1174 return 0; 1175 } 1176 1177 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1178 char *buf) 1179 { 1180 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1181 int ret = 0; 1182 1183 if (!pp_funcs->get_power_profile_mode) 1184 return -EOPNOTSUPP; 1185 1186 mutex_lock(&adev->pm.mutex); 1187 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1188 buf); 1189 mutex_unlock(&adev->pm.mutex); 1190 1191 return ret; 1192 } 1193 1194 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1195 long *input, uint32_t size) 1196 { 1197 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1198 int ret = 0; 1199 1200 if (!pp_funcs->set_power_profile_mode) 1201 return 0; 1202 1203 mutex_lock(&adev->pm.mutex); 1204 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1205 input, 1206 size); 1207 mutex_unlock(&adev->pm.mutex); 1208 1209 return ret; 1210 } 1211 1212 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1213 { 1214 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1215 int ret = 0; 1216 1217 if (!pp_funcs->get_gpu_metrics) 1218 return 0; 1219 1220 mutex_lock(&adev->pm.mutex); 1221 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1222 table); 1223 mutex_unlock(&adev->pm.mutex); 1224 1225 return ret; 1226 } 1227 1228 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1229 uint32_t *fan_mode) 1230 { 1231 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1232 int ret = 0; 1233 1234 if (!pp_funcs->get_fan_control_mode) 1235 return -EOPNOTSUPP; 1236 1237 mutex_lock(&adev->pm.mutex); 1238 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1239 fan_mode); 1240 mutex_unlock(&adev->pm.mutex); 1241 1242 return ret; 1243 } 1244 1245 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1246 uint32_t speed) 1247 { 1248 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1249 int ret = 0; 1250 1251 if (!pp_funcs->set_fan_speed_pwm) 1252 return -EOPNOTSUPP; 1253 1254 mutex_lock(&adev->pm.mutex); 1255 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1256 speed); 1257 mutex_unlock(&adev->pm.mutex); 1258 1259 return ret; 1260 } 1261 1262 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1263 uint32_t *speed) 1264 { 1265 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1266 int ret = 0; 1267 1268 if (!pp_funcs->get_fan_speed_pwm) 1269 return -EOPNOTSUPP; 1270 1271 mutex_lock(&adev->pm.mutex); 1272 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1273 speed); 1274 mutex_unlock(&adev->pm.mutex); 1275 1276 return ret; 1277 } 1278 1279 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1280 uint32_t *speed) 1281 { 1282 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1283 int ret = 0; 1284 1285 if (!pp_funcs->get_fan_speed_rpm) 1286 return -EOPNOTSUPP; 1287 1288 mutex_lock(&adev->pm.mutex); 1289 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1290 speed); 1291 mutex_unlock(&adev->pm.mutex); 1292 1293 return ret; 1294 } 1295 1296 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1297 uint32_t speed) 1298 { 1299 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1300 int ret = 0; 1301 1302 if (!pp_funcs->set_fan_speed_rpm) 1303 return -EOPNOTSUPP; 1304 1305 mutex_lock(&adev->pm.mutex); 1306 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1307 speed); 1308 mutex_unlock(&adev->pm.mutex); 1309 1310 return ret; 1311 } 1312 1313 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1314 uint32_t mode) 1315 { 1316 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1317 int ret = 0; 1318 1319 if (!pp_funcs->set_fan_control_mode) 1320 return -EOPNOTSUPP; 1321 1322 mutex_lock(&adev->pm.mutex); 1323 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1324 mode); 1325 mutex_unlock(&adev->pm.mutex); 1326 1327 return ret; 1328 } 1329 1330 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1331 uint32_t *limit, 1332 enum pp_power_limit_level pp_limit_level, 1333 enum pp_power_type power_type) 1334 { 1335 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1336 int ret = 0; 1337 1338 if (!pp_funcs->get_power_limit) 1339 return -ENODATA; 1340 1341 mutex_lock(&adev->pm.mutex); 1342 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1343 limit, 1344 pp_limit_level, 1345 power_type); 1346 mutex_unlock(&adev->pm.mutex); 1347 1348 return ret; 1349 } 1350 1351 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1352 uint32_t limit) 1353 { 1354 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1355 int ret = 0; 1356 1357 if (!pp_funcs->set_power_limit) 1358 return -EINVAL; 1359 1360 mutex_lock(&adev->pm.mutex); 1361 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1362 limit); 1363 mutex_unlock(&adev->pm.mutex); 1364 1365 return ret; 1366 } 1367 1368 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1369 { 1370 bool cclk_dpm_supported = false; 1371 1372 if (!is_support_sw_smu(adev)) 1373 return false; 1374 1375 mutex_lock(&adev->pm.mutex); 1376 cclk_dpm_supported = is_support_cclk_dpm(adev); 1377 mutex_unlock(&adev->pm.mutex); 1378 1379 return (int)cclk_dpm_supported; 1380 } 1381 1382 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1383 struct seq_file *m) 1384 { 1385 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1386 1387 if (!pp_funcs->debugfs_print_current_performance_level) 1388 return -EOPNOTSUPP; 1389 1390 mutex_lock(&adev->pm.mutex); 1391 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1392 m); 1393 mutex_unlock(&adev->pm.mutex); 1394 1395 return 0; 1396 } 1397 1398 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1399 void **addr, 1400 size_t *size) 1401 { 1402 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1403 int ret = 0; 1404 1405 if (!pp_funcs->get_smu_prv_buf_details) 1406 return -ENOSYS; 1407 1408 mutex_lock(&adev->pm.mutex); 1409 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1410 addr, 1411 size); 1412 mutex_unlock(&adev->pm.mutex); 1413 1414 return ret; 1415 } 1416 1417 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1418 { 1419 if (is_support_sw_smu(adev)) { 1420 struct smu_context *smu = adev->powerplay.pp_handle; 1421 1422 return (smu->od_enabled || smu->is_apu); 1423 } else { 1424 struct pp_hwmgr *hwmgr; 1425 1426 /* 1427 * dpm on some legacy asics don't carry od_enabled member 1428 * as its pp_handle is casted directly from adev. 1429 */ 1430 if (amdgpu_dpm_is_legacy_dpm(adev)) 1431 return false; 1432 1433 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1434 1435 return hwmgr->od_enabled; 1436 } 1437 } 1438 1439 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1440 const char *buf, 1441 size_t size) 1442 { 1443 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1444 int ret = 0; 1445 1446 if (!pp_funcs->set_pp_table) 1447 return -EOPNOTSUPP; 1448 1449 mutex_lock(&adev->pm.mutex); 1450 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1451 buf, 1452 size); 1453 mutex_unlock(&adev->pm.mutex); 1454 1455 return ret; 1456 } 1457 1458 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1459 { 1460 struct smu_context *smu = adev->powerplay.pp_handle; 1461 1462 if (!is_support_sw_smu(adev)) 1463 return INT_MAX; 1464 1465 return smu->cpu_core_num; 1466 } 1467 1468 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1469 { 1470 if (!is_support_sw_smu(adev)) 1471 return; 1472 1473 amdgpu_smu_stb_debug_fs_init(adev); 1474 } 1475 1476 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1477 const struct amd_pp_display_configuration *input) 1478 { 1479 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1480 int ret = 0; 1481 1482 if (!pp_funcs->display_configuration_change) 1483 return 0; 1484 1485 mutex_lock(&adev->pm.mutex); 1486 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1487 input); 1488 mutex_unlock(&adev->pm.mutex); 1489 1490 return ret; 1491 } 1492 1493 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1494 enum amd_pp_clock_type type, 1495 struct amd_pp_clocks *clocks) 1496 { 1497 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1498 int ret = 0; 1499 1500 if (!pp_funcs->get_clock_by_type) 1501 return 0; 1502 1503 mutex_lock(&adev->pm.mutex); 1504 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1505 type, 1506 clocks); 1507 mutex_unlock(&adev->pm.mutex); 1508 1509 return ret; 1510 } 1511 1512 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1513 struct amd_pp_simple_clock_info *clocks) 1514 { 1515 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1516 int ret = 0; 1517 1518 if (!pp_funcs->get_display_mode_validation_clocks) 1519 return 0; 1520 1521 mutex_lock(&adev->pm.mutex); 1522 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1523 clocks); 1524 mutex_unlock(&adev->pm.mutex); 1525 1526 return ret; 1527 } 1528 1529 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1530 enum amd_pp_clock_type type, 1531 struct pp_clock_levels_with_latency *clocks) 1532 { 1533 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1534 int ret = 0; 1535 1536 if (!pp_funcs->get_clock_by_type_with_latency) 1537 return 0; 1538 1539 mutex_lock(&adev->pm.mutex); 1540 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1541 type, 1542 clocks); 1543 mutex_unlock(&adev->pm.mutex); 1544 1545 return ret; 1546 } 1547 1548 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1549 enum amd_pp_clock_type type, 1550 struct pp_clock_levels_with_voltage *clocks) 1551 { 1552 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1553 int ret = 0; 1554 1555 if (!pp_funcs->get_clock_by_type_with_voltage) 1556 return 0; 1557 1558 mutex_lock(&adev->pm.mutex); 1559 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1560 type, 1561 clocks); 1562 mutex_unlock(&adev->pm.mutex); 1563 1564 return ret; 1565 } 1566 1567 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1568 void *clock_ranges) 1569 { 1570 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1571 int ret = 0; 1572 1573 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1574 return -EOPNOTSUPP; 1575 1576 mutex_lock(&adev->pm.mutex); 1577 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1578 clock_ranges); 1579 mutex_unlock(&adev->pm.mutex); 1580 1581 return ret; 1582 } 1583 1584 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1585 struct pp_display_clock_request *clock) 1586 { 1587 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1588 int ret = 0; 1589 1590 if (!pp_funcs->display_clock_voltage_request) 1591 return -EOPNOTSUPP; 1592 1593 mutex_lock(&adev->pm.mutex); 1594 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1595 clock); 1596 mutex_unlock(&adev->pm.mutex); 1597 1598 return ret; 1599 } 1600 1601 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1602 struct amd_pp_clock_info *clocks) 1603 { 1604 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1605 int ret = 0; 1606 1607 if (!pp_funcs->get_current_clocks) 1608 return -EOPNOTSUPP; 1609 1610 mutex_lock(&adev->pm.mutex); 1611 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1612 clocks); 1613 mutex_unlock(&adev->pm.mutex); 1614 1615 return ret; 1616 } 1617 1618 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1619 { 1620 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1621 1622 if (!pp_funcs->notify_smu_enable_pwe) 1623 return; 1624 1625 mutex_lock(&adev->pm.mutex); 1626 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1627 mutex_unlock(&adev->pm.mutex); 1628 } 1629 1630 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1631 uint32_t count) 1632 { 1633 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1634 int ret = 0; 1635 1636 if (!pp_funcs->set_active_display_count) 1637 return -EOPNOTSUPP; 1638 1639 mutex_lock(&adev->pm.mutex); 1640 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1641 count); 1642 mutex_unlock(&adev->pm.mutex); 1643 1644 return ret; 1645 } 1646 1647 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1648 uint32_t clock) 1649 { 1650 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1651 int ret = 0; 1652 1653 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1654 return -EOPNOTSUPP; 1655 1656 mutex_lock(&adev->pm.mutex); 1657 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1658 clock); 1659 mutex_unlock(&adev->pm.mutex); 1660 1661 return ret; 1662 } 1663 1664 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1665 uint32_t clock) 1666 { 1667 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1668 1669 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1670 return; 1671 1672 mutex_lock(&adev->pm.mutex); 1673 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1674 clock); 1675 mutex_unlock(&adev->pm.mutex); 1676 } 1677 1678 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1679 uint32_t clock) 1680 { 1681 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1682 1683 if (!pp_funcs->set_hard_min_fclk_by_freq) 1684 return; 1685 1686 mutex_lock(&adev->pm.mutex); 1687 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1688 clock); 1689 mutex_unlock(&adev->pm.mutex); 1690 } 1691 1692 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1693 bool disable_memory_clock_switch) 1694 { 1695 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1696 int ret = 0; 1697 1698 if (!pp_funcs->display_disable_memory_clock_switch) 1699 return 0; 1700 1701 mutex_lock(&adev->pm.mutex); 1702 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1703 disable_memory_clock_switch); 1704 mutex_unlock(&adev->pm.mutex); 1705 1706 return ret; 1707 } 1708 1709 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1710 struct pp_smu_nv_clock_table *max_clocks) 1711 { 1712 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1713 int ret = 0; 1714 1715 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1716 return -EOPNOTSUPP; 1717 1718 mutex_lock(&adev->pm.mutex); 1719 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1720 max_clocks); 1721 mutex_unlock(&adev->pm.mutex); 1722 1723 return ret; 1724 } 1725 1726 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1727 unsigned int *clock_values_in_khz, 1728 unsigned int *num_states) 1729 { 1730 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1731 int ret = 0; 1732 1733 if (!pp_funcs->get_uclk_dpm_states) 1734 return -EOPNOTSUPP; 1735 1736 mutex_lock(&adev->pm.mutex); 1737 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1738 clock_values_in_khz, 1739 num_states); 1740 mutex_unlock(&adev->pm.mutex); 1741 1742 return ret; 1743 } 1744 1745 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1746 struct dpm_clocks *clock_table) 1747 { 1748 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1749 int ret = 0; 1750 1751 if (!pp_funcs->get_dpm_clock_table) 1752 return -EOPNOTSUPP; 1753 1754 mutex_lock(&adev->pm.mutex); 1755 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1756 clock_table); 1757 mutex_unlock(&adev->pm.mutex); 1758 1759 return ret; 1760 } 1761