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 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_enable_gfx_features(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->asic_reset_enable_gfx_features) 239 return -ENOENT; 240 241 mutex_lock(&adev->pm.mutex); 242 243 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 244 245 mutex_unlock(&adev->pm.mutex); 246 247 return ret; 248 } 249 250 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 251 { 252 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 253 void *pp_handle = adev->powerplay.pp_handle; 254 int ret = 0; 255 256 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 257 return -ENOENT; 258 259 mutex_lock(&adev->pm.mutex); 260 261 /* enter BACO state */ 262 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 263 if (ret) 264 goto out; 265 266 /* exit BACO state */ 267 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 268 269 out: 270 mutex_unlock(&adev->pm.mutex); 271 return ret; 272 } 273 274 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 275 { 276 struct smu_context *smu = adev->powerplay.pp_handle; 277 bool support_mode1_reset = false; 278 279 if (is_support_sw_smu(adev)) { 280 mutex_lock(&adev->pm.mutex); 281 support_mode1_reset = smu_mode1_reset_is_support(smu); 282 mutex_unlock(&adev->pm.mutex); 283 } 284 285 return support_mode1_reset; 286 } 287 288 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 289 { 290 struct smu_context *smu = adev->powerplay.pp_handle; 291 int ret = -EOPNOTSUPP; 292 293 if (is_support_sw_smu(adev)) { 294 mutex_lock(&adev->pm.mutex); 295 ret = smu_mode1_reset(smu); 296 mutex_unlock(&adev->pm.mutex); 297 } 298 299 return ret; 300 } 301 302 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 303 enum PP_SMC_POWER_PROFILE type, 304 bool en) 305 { 306 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 307 int ret = 0; 308 309 if (amdgpu_sriov_vf(adev)) 310 return 0; 311 312 if (pp_funcs && pp_funcs->switch_power_profile) { 313 mutex_lock(&adev->pm.mutex); 314 ret = pp_funcs->switch_power_profile( 315 adev->powerplay.pp_handle, type, en); 316 mutex_unlock(&adev->pm.mutex); 317 } 318 319 return ret; 320 } 321 322 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 323 uint32_t pstate) 324 { 325 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 326 int ret = 0; 327 328 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 329 mutex_lock(&adev->pm.mutex); 330 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 331 pstate); 332 mutex_unlock(&adev->pm.mutex); 333 } 334 335 return ret; 336 } 337 338 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 339 uint32_t cstate) 340 { 341 int ret = 0; 342 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 343 void *pp_handle = adev->powerplay.pp_handle; 344 345 if (pp_funcs && pp_funcs->set_df_cstate) { 346 mutex_lock(&adev->pm.mutex); 347 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 348 mutex_unlock(&adev->pm.mutex); 349 } 350 351 return ret; 352 } 353 354 int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev, char **mode_desc) 355 { 356 struct smu_context *smu = adev->powerplay.pp_handle; 357 int mode = XGMI_PLPD_NONE; 358 359 if (is_support_sw_smu(adev)) { 360 mode = smu->plpd_mode; 361 if (mode_desc == NULL) 362 return mode; 363 switch (smu->plpd_mode) { 364 case XGMI_PLPD_DISALLOW: 365 *mode_desc = "disallow"; 366 break; 367 case XGMI_PLPD_DEFAULT: 368 *mode_desc = "default"; 369 break; 370 case XGMI_PLPD_OPTIMIZED: 371 *mode_desc = "optimized"; 372 break; 373 case XGMI_PLPD_NONE: 374 default: 375 *mode_desc = "none"; 376 break; 377 } 378 } 379 380 return mode; 381 } 382 383 int amdgpu_dpm_set_xgmi_plpd_mode(struct amdgpu_device *adev, int mode) 384 { 385 struct smu_context *smu = adev->powerplay.pp_handle; 386 int ret = -EOPNOTSUPP; 387 388 if (is_support_sw_smu(adev)) { 389 mutex_lock(&adev->pm.mutex); 390 ret = smu_set_xgmi_plpd_mode(smu, mode); 391 mutex_unlock(&adev->pm.mutex); 392 } 393 394 return ret; 395 } 396 397 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 398 { 399 void *pp_handle = adev->powerplay.pp_handle; 400 const struct amd_pm_funcs *pp_funcs = 401 adev->powerplay.pp_funcs; 402 int ret = 0; 403 404 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 405 mutex_lock(&adev->pm.mutex); 406 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 407 mutex_unlock(&adev->pm.mutex); 408 } 409 410 return ret; 411 } 412 413 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 414 uint32_t msg_id) 415 { 416 void *pp_handle = adev->powerplay.pp_handle; 417 const struct amd_pm_funcs *pp_funcs = 418 adev->powerplay.pp_funcs; 419 int ret = 0; 420 421 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 422 mutex_lock(&adev->pm.mutex); 423 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 424 msg_id); 425 mutex_unlock(&adev->pm.mutex); 426 } 427 428 return ret; 429 } 430 431 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 432 bool acquire) 433 { 434 void *pp_handle = adev->powerplay.pp_handle; 435 const struct amd_pm_funcs *pp_funcs = 436 adev->powerplay.pp_funcs; 437 int ret = -EOPNOTSUPP; 438 439 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 440 mutex_lock(&adev->pm.mutex); 441 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 442 acquire); 443 mutex_unlock(&adev->pm.mutex); 444 } 445 446 return ret; 447 } 448 449 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 450 { 451 if (adev->pm.dpm_enabled) { 452 mutex_lock(&adev->pm.mutex); 453 if (power_supply_is_system_supplied() > 0) 454 adev->pm.ac_power = true; 455 else 456 adev->pm.ac_power = false; 457 458 if (adev->powerplay.pp_funcs && 459 adev->powerplay.pp_funcs->enable_bapm) 460 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 461 462 if (is_support_sw_smu(adev)) 463 smu_set_ac_dc(adev->powerplay.pp_handle); 464 465 mutex_unlock(&adev->pm.mutex); 466 } 467 } 468 469 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 470 void *data, uint32_t *size) 471 { 472 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 473 int ret = -EINVAL; 474 475 if (!data || !size) 476 return -EINVAL; 477 478 if (pp_funcs && pp_funcs->read_sensor) { 479 mutex_lock(&adev->pm.mutex); 480 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 481 sensor, 482 data, 483 size); 484 mutex_unlock(&adev->pm.mutex); 485 } 486 487 return ret; 488 } 489 490 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 491 { 492 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 493 int ret = -EINVAL; 494 495 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 496 mutex_lock(&adev->pm.mutex); 497 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 498 mutex_unlock(&adev->pm.mutex); 499 } 500 501 return ret; 502 } 503 504 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 505 { 506 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 507 int ret = -EINVAL; 508 509 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 510 mutex_lock(&adev->pm.mutex); 511 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 512 mutex_unlock(&adev->pm.mutex); 513 } 514 515 return ret; 516 } 517 518 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 519 { 520 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 521 int i; 522 523 if (!adev->pm.dpm_enabled) 524 return; 525 526 if (!pp_funcs->pm_compute_clocks) 527 return; 528 529 if (adev->mode_info.num_crtc) 530 amdgpu_display_bandwidth_update(adev); 531 532 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 533 struct amdgpu_ring *ring = adev->rings[i]; 534 if (ring && ring->sched.ready) 535 amdgpu_fence_wait_empty(ring); 536 } 537 538 mutex_lock(&adev->pm.mutex); 539 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 540 mutex_unlock(&adev->pm.mutex); 541 } 542 543 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 544 { 545 int ret = 0; 546 547 if (adev->family == AMDGPU_FAMILY_SI) { 548 mutex_lock(&adev->pm.mutex); 549 if (enable) { 550 adev->pm.dpm.uvd_active = true; 551 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 552 } else { 553 adev->pm.dpm.uvd_active = false; 554 } 555 mutex_unlock(&adev->pm.mutex); 556 557 amdgpu_dpm_compute_clocks(adev); 558 return; 559 } 560 561 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 562 if (ret) 563 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 564 enable ? "enable" : "disable", ret); 565 } 566 567 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 568 { 569 int ret = 0; 570 571 if (adev->family == AMDGPU_FAMILY_SI) { 572 mutex_lock(&adev->pm.mutex); 573 if (enable) { 574 adev->pm.dpm.vce_active = true; 575 /* XXX select vce level based on ring/task */ 576 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 577 } else { 578 adev->pm.dpm.vce_active = false; 579 } 580 mutex_unlock(&adev->pm.mutex); 581 582 amdgpu_dpm_compute_clocks(adev); 583 return; 584 } 585 586 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 587 if (ret) 588 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 589 enable ? "enable" : "disable", ret); 590 } 591 592 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 593 { 594 int ret = 0; 595 596 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 597 if (ret) 598 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 599 enable ? "enable" : "disable", ret); 600 } 601 602 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 603 { 604 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 605 int r = 0; 606 607 if (!pp_funcs || !pp_funcs->load_firmware) 608 return 0; 609 610 mutex_lock(&adev->pm.mutex); 611 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 612 if (r) { 613 pr_err("smu firmware loading failed\n"); 614 goto out; 615 } 616 617 if (smu_version) 618 *smu_version = adev->pm.fw_version; 619 620 out: 621 mutex_unlock(&adev->pm.mutex); 622 return r; 623 } 624 625 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 626 { 627 int ret = 0; 628 629 if (is_support_sw_smu(adev)) { 630 mutex_lock(&adev->pm.mutex); 631 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 632 enable); 633 mutex_unlock(&adev->pm.mutex); 634 } 635 636 return ret; 637 } 638 639 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 640 { 641 struct smu_context *smu = adev->powerplay.pp_handle; 642 int ret = 0; 643 644 if (!is_support_sw_smu(adev)) 645 return -EOPNOTSUPP; 646 647 mutex_lock(&adev->pm.mutex); 648 ret = smu_send_hbm_bad_pages_num(smu, size); 649 mutex_unlock(&adev->pm.mutex); 650 651 return ret; 652 } 653 654 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 655 { 656 struct smu_context *smu = adev->powerplay.pp_handle; 657 int ret = 0; 658 659 if (!is_support_sw_smu(adev)) 660 return -EOPNOTSUPP; 661 662 mutex_lock(&adev->pm.mutex); 663 ret = smu_send_hbm_bad_channel_flag(smu, size); 664 mutex_unlock(&adev->pm.mutex); 665 666 return ret; 667 } 668 669 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 670 enum pp_clock_type type, 671 uint32_t *min, 672 uint32_t *max) 673 { 674 int ret = 0; 675 676 if (type != PP_SCLK) 677 return -EINVAL; 678 679 if (!is_support_sw_smu(adev)) 680 return -EOPNOTSUPP; 681 682 mutex_lock(&adev->pm.mutex); 683 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 684 SMU_SCLK, 685 min, 686 max); 687 mutex_unlock(&adev->pm.mutex); 688 689 return ret; 690 } 691 692 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 693 enum pp_clock_type type, 694 uint32_t min, 695 uint32_t max) 696 { 697 struct smu_context *smu = adev->powerplay.pp_handle; 698 int ret = 0; 699 700 if (type != PP_SCLK) 701 return -EINVAL; 702 703 if (!is_support_sw_smu(adev)) 704 return -EOPNOTSUPP; 705 706 mutex_lock(&adev->pm.mutex); 707 ret = smu_set_soft_freq_range(smu, 708 SMU_SCLK, 709 min, 710 max); 711 mutex_unlock(&adev->pm.mutex); 712 713 return ret; 714 } 715 716 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 717 { 718 struct smu_context *smu = adev->powerplay.pp_handle; 719 int ret = 0; 720 721 if (!is_support_sw_smu(adev)) 722 return 0; 723 724 mutex_lock(&adev->pm.mutex); 725 ret = smu_write_watermarks_table(smu); 726 mutex_unlock(&adev->pm.mutex); 727 728 return ret; 729 } 730 731 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 732 enum smu_event_type event, 733 uint64_t event_arg) 734 { 735 struct smu_context *smu = adev->powerplay.pp_handle; 736 int ret = 0; 737 738 if (!is_support_sw_smu(adev)) 739 return -EOPNOTSUPP; 740 741 mutex_lock(&adev->pm.mutex); 742 ret = smu_wait_for_event(smu, event, event_arg); 743 mutex_unlock(&adev->pm.mutex); 744 745 return ret; 746 } 747 748 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 749 { 750 struct smu_context *smu = adev->powerplay.pp_handle; 751 int ret = 0; 752 753 if (!is_support_sw_smu(adev)) 754 return -EOPNOTSUPP; 755 756 mutex_lock(&adev->pm.mutex); 757 ret = smu_set_residency_gfxoff(smu, value); 758 mutex_unlock(&adev->pm.mutex); 759 760 return ret; 761 } 762 763 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 764 { 765 struct smu_context *smu = adev->powerplay.pp_handle; 766 int ret = 0; 767 768 if (!is_support_sw_smu(adev)) 769 return -EOPNOTSUPP; 770 771 mutex_lock(&adev->pm.mutex); 772 ret = smu_get_residency_gfxoff(smu, value); 773 mutex_unlock(&adev->pm.mutex); 774 775 return ret; 776 } 777 778 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 779 { 780 struct smu_context *smu = adev->powerplay.pp_handle; 781 int ret = 0; 782 783 if (!is_support_sw_smu(adev)) 784 return -EOPNOTSUPP; 785 786 mutex_lock(&adev->pm.mutex); 787 ret = smu_get_entrycount_gfxoff(smu, value); 788 mutex_unlock(&adev->pm.mutex); 789 790 return ret; 791 } 792 793 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 794 { 795 struct smu_context *smu = adev->powerplay.pp_handle; 796 int ret = 0; 797 798 if (!is_support_sw_smu(adev)) 799 return -EOPNOTSUPP; 800 801 mutex_lock(&adev->pm.mutex); 802 ret = smu_get_status_gfxoff(smu, value); 803 mutex_unlock(&adev->pm.mutex); 804 805 return ret; 806 } 807 808 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 809 { 810 struct smu_context *smu = adev->powerplay.pp_handle; 811 812 if (!is_support_sw_smu(adev)) 813 return 0; 814 815 return atomic64_read(&smu->throttle_int_counter); 816 } 817 818 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 819 * @adev: amdgpu_device pointer 820 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 821 * 822 */ 823 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 824 enum gfx_change_state state) 825 { 826 mutex_lock(&adev->pm.mutex); 827 if (adev->powerplay.pp_funcs && 828 adev->powerplay.pp_funcs->gfx_state_change_set) 829 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 830 (adev)->powerplay.pp_handle, state)); 831 mutex_unlock(&adev->pm.mutex); 832 } 833 834 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 835 void *umc_ecc) 836 { 837 struct smu_context *smu = adev->powerplay.pp_handle; 838 int ret = 0; 839 840 if (!is_support_sw_smu(adev)) 841 return -EOPNOTSUPP; 842 843 mutex_lock(&adev->pm.mutex); 844 ret = smu_get_ecc_info(smu, umc_ecc); 845 mutex_unlock(&adev->pm.mutex); 846 847 return ret; 848 } 849 850 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 851 uint32_t idx) 852 { 853 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 854 struct amd_vce_state *vstate = NULL; 855 856 if (!pp_funcs->get_vce_clock_state) 857 return NULL; 858 859 mutex_lock(&adev->pm.mutex); 860 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 861 idx); 862 mutex_unlock(&adev->pm.mutex); 863 864 return vstate; 865 } 866 867 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 868 enum amd_pm_state_type *state) 869 { 870 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 871 872 mutex_lock(&adev->pm.mutex); 873 874 if (!pp_funcs->get_current_power_state) { 875 *state = adev->pm.dpm.user_state; 876 goto out; 877 } 878 879 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 880 if (*state < POWER_STATE_TYPE_DEFAULT || 881 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 882 *state = adev->pm.dpm.user_state; 883 884 out: 885 mutex_unlock(&adev->pm.mutex); 886 } 887 888 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 889 enum amd_pm_state_type state) 890 { 891 mutex_lock(&adev->pm.mutex); 892 adev->pm.dpm.user_state = state; 893 mutex_unlock(&adev->pm.mutex); 894 895 if (is_support_sw_smu(adev)) 896 return; 897 898 if (amdgpu_dpm_dispatch_task(adev, 899 AMD_PP_TASK_ENABLE_USER_STATE, 900 &state) == -EOPNOTSUPP) 901 amdgpu_dpm_compute_clocks(adev); 902 } 903 904 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 905 { 906 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 907 enum amd_dpm_forced_level level; 908 909 if (!pp_funcs) 910 return AMD_DPM_FORCED_LEVEL_AUTO; 911 912 mutex_lock(&adev->pm.mutex); 913 if (pp_funcs->get_performance_level) 914 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 915 else 916 level = adev->pm.dpm.forced_level; 917 mutex_unlock(&adev->pm.mutex); 918 919 return level; 920 } 921 922 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 923 enum amd_dpm_forced_level level) 924 { 925 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 926 enum amd_dpm_forced_level current_level; 927 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 928 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 929 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 930 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 931 932 if (!pp_funcs || !pp_funcs->force_performance_level) 933 return 0; 934 935 if (adev->pm.dpm.thermal_active) 936 return -EINVAL; 937 938 current_level = amdgpu_dpm_get_performance_level(adev); 939 if (current_level == level) 940 return 0; 941 942 if (adev->asic_type == CHIP_RAVEN) { 943 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 944 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 945 level == AMD_DPM_FORCED_LEVEL_MANUAL) 946 amdgpu_gfx_off_ctrl(adev, false); 947 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 948 level != AMD_DPM_FORCED_LEVEL_MANUAL) 949 amdgpu_gfx_off_ctrl(adev, true); 950 } 951 } 952 953 if (!(current_level & profile_mode_mask) && 954 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 955 return -EINVAL; 956 957 if (!(current_level & profile_mode_mask) && 958 (level & profile_mode_mask)) { 959 /* enter UMD Pstate */ 960 amdgpu_device_ip_set_powergating_state(adev, 961 AMD_IP_BLOCK_TYPE_GFX, 962 AMD_PG_STATE_UNGATE); 963 amdgpu_device_ip_set_clockgating_state(adev, 964 AMD_IP_BLOCK_TYPE_GFX, 965 AMD_CG_STATE_UNGATE); 966 } else if ((current_level & profile_mode_mask) && 967 !(level & profile_mode_mask)) { 968 /* exit UMD Pstate */ 969 amdgpu_device_ip_set_clockgating_state(adev, 970 AMD_IP_BLOCK_TYPE_GFX, 971 AMD_CG_STATE_GATE); 972 amdgpu_device_ip_set_powergating_state(adev, 973 AMD_IP_BLOCK_TYPE_GFX, 974 AMD_PG_STATE_GATE); 975 } 976 977 mutex_lock(&adev->pm.mutex); 978 979 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 980 level)) { 981 mutex_unlock(&adev->pm.mutex); 982 return -EINVAL; 983 } 984 985 adev->pm.dpm.forced_level = level; 986 987 mutex_unlock(&adev->pm.mutex); 988 989 return 0; 990 } 991 992 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 993 struct pp_states_info *states) 994 { 995 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 996 int ret = 0; 997 998 if (!pp_funcs->get_pp_num_states) 999 return -EOPNOTSUPP; 1000 1001 mutex_lock(&adev->pm.mutex); 1002 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1003 states); 1004 mutex_unlock(&adev->pm.mutex); 1005 1006 return ret; 1007 } 1008 1009 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1010 enum amd_pp_task task_id, 1011 enum amd_pm_state_type *user_state) 1012 { 1013 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1014 int ret = 0; 1015 1016 if (!pp_funcs->dispatch_tasks) 1017 return -EOPNOTSUPP; 1018 1019 mutex_lock(&adev->pm.mutex); 1020 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1021 task_id, 1022 user_state); 1023 mutex_unlock(&adev->pm.mutex); 1024 1025 return ret; 1026 } 1027 1028 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1029 { 1030 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1031 int ret = 0; 1032 1033 if (!pp_funcs->get_pp_table) 1034 return 0; 1035 1036 mutex_lock(&adev->pm.mutex); 1037 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1038 table); 1039 mutex_unlock(&adev->pm.mutex); 1040 1041 return ret; 1042 } 1043 1044 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1045 uint32_t type, 1046 long *input, 1047 uint32_t size) 1048 { 1049 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1050 int ret = 0; 1051 1052 if (!pp_funcs->set_fine_grain_clk_vol) 1053 return 0; 1054 1055 mutex_lock(&adev->pm.mutex); 1056 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1057 type, 1058 input, 1059 size); 1060 mutex_unlock(&adev->pm.mutex); 1061 1062 return ret; 1063 } 1064 1065 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1066 uint32_t type, 1067 long *input, 1068 uint32_t size) 1069 { 1070 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1071 int ret = 0; 1072 1073 if (!pp_funcs->odn_edit_dpm_table) 1074 return 0; 1075 1076 mutex_lock(&adev->pm.mutex); 1077 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1078 type, 1079 input, 1080 size); 1081 mutex_unlock(&adev->pm.mutex); 1082 1083 return ret; 1084 } 1085 1086 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1087 enum pp_clock_type type, 1088 char *buf) 1089 { 1090 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1091 int ret = 0; 1092 1093 if (!pp_funcs->print_clock_levels) 1094 return 0; 1095 1096 mutex_lock(&adev->pm.mutex); 1097 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1098 type, 1099 buf); 1100 mutex_unlock(&adev->pm.mutex); 1101 1102 return ret; 1103 } 1104 1105 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1106 enum pp_clock_type type, 1107 char *buf, 1108 int *offset) 1109 { 1110 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1111 int ret = 0; 1112 1113 if (!pp_funcs->emit_clock_levels) 1114 return -ENOENT; 1115 1116 mutex_lock(&adev->pm.mutex); 1117 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1118 type, 1119 buf, 1120 offset); 1121 mutex_unlock(&adev->pm.mutex); 1122 1123 return ret; 1124 } 1125 1126 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1127 uint64_t ppfeature_masks) 1128 { 1129 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1130 int ret = 0; 1131 1132 if (!pp_funcs->set_ppfeature_status) 1133 return 0; 1134 1135 mutex_lock(&adev->pm.mutex); 1136 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1137 ppfeature_masks); 1138 mutex_unlock(&adev->pm.mutex); 1139 1140 return ret; 1141 } 1142 1143 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1144 { 1145 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1146 int ret = 0; 1147 1148 if (!pp_funcs->get_ppfeature_status) 1149 return 0; 1150 1151 mutex_lock(&adev->pm.mutex); 1152 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1153 buf); 1154 mutex_unlock(&adev->pm.mutex); 1155 1156 return ret; 1157 } 1158 1159 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1160 enum pp_clock_type type, 1161 uint32_t mask) 1162 { 1163 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1164 int ret = 0; 1165 1166 if (!pp_funcs->force_clock_level) 1167 return 0; 1168 1169 mutex_lock(&adev->pm.mutex); 1170 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1171 type, 1172 mask); 1173 mutex_unlock(&adev->pm.mutex); 1174 1175 return ret; 1176 } 1177 1178 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1179 { 1180 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1181 int ret = 0; 1182 1183 if (!pp_funcs->get_sclk_od) 1184 return 0; 1185 1186 mutex_lock(&adev->pm.mutex); 1187 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1188 mutex_unlock(&adev->pm.mutex); 1189 1190 return ret; 1191 } 1192 1193 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1194 { 1195 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1196 1197 if (is_support_sw_smu(adev)) 1198 return 0; 1199 1200 mutex_lock(&adev->pm.mutex); 1201 if (pp_funcs->set_sclk_od) 1202 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1203 mutex_unlock(&adev->pm.mutex); 1204 1205 if (amdgpu_dpm_dispatch_task(adev, 1206 AMD_PP_TASK_READJUST_POWER_STATE, 1207 NULL) == -EOPNOTSUPP) { 1208 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1209 amdgpu_dpm_compute_clocks(adev); 1210 } 1211 1212 return 0; 1213 } 1214 1215 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1216 { 1217 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1218 int ret = 0; 1219 1220 if (!pp_funcs->get_mclk_od) 1221 return 0; 1222 1223 mutex_lock(&adev->pm.mutex); 1224 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1225 mutex_unlock(&adev->pm.mutex); 1226 1227 return ret; 1228 } 1229 1230 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1231 { 1232 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1233 1234 if (is_support_sw_smu(adev)) 1235 return 0; 1236 1237 mutex_lock(&adev->pm.mutex); 1238 if (pp_funcs->set_mclk_od) 1239 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1240 mutex_unlock(&adev->pm.mutex); 1241 1242 if (amdgpu_dpm_dispatch_task(adev, 1243 AMD_PP_TASK_READJUST_POWER_STATE, 1244 NULL) == -EOPNOTSUPP) { 1245 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1246 amdgpu_dpm_compute_clocks(adev); 1247 } 1248 1249 return 0; 1250 } 1251 1252 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1253 char *buf) 1254 { 1255 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1256 int ret = 0; 1257 1258 if (!pp_funcs->get_power_profile_mode) 1259 return -EOPNOTSUPP; 1260 1261 mutex_lock(&adev->pm.mutex); 1262 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1263 buf); 1264 mutex_unlock(&adev->pm.mutex); 1265 1266 return ret; 1267 } 1268 1269 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1270 long *input, uint32_t size) 1271 { 1272 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1273 int ret = 0; 1274 1275 if (!pp_funcs->set_power_profile_mode) 1276 return 0; 1277 1278 mutex_lock(&adev->pm.mutex); 1279 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1280 input, 1281 size); 1282 mutex_unlock(&adev->pm.mutex); 1283 1284 return ret; 1285 } 1286 1287 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1288 { 1289 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1290 int ret = 0; 1291 1292 if (!pp_funcs->get_gpu_metrics) 1293 return 0; 1294 1295 mutex_lock(&adev->pm.mutex); 1296 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1297 table); 1298 mutex_unlock(&adev->pm.mutex); 1299 1300 return ret; 1301 } 1302 1303 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1304 uint32_t *fan_mode) 1305 { 1306 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1307 int ret = 0; 1308 1309 if (!pp_funcs->get_fan_control_mode) 1310 return -EOPNOTSUPP; 1311 1312 mutex_lock(&adev->pm.mutex); 1313 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1314 fan_mode); 1315 mutex_unlock(&adev->pm.mutex); 1316 1317 return ret; 1318 } 1319 1320 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1321 uint32_t speed) 1322 { 1323 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1324 int ret = 0; 1325 1326 if (!pp_funcs->set_fan_speed_pwm) 1327 return -EOPNOTSUPP; 1328 1329 mutex_lock(&adev->pm.mutex); 1330 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1331 speed); 1332 mutex_unlock(&adev->pm.mutex); 1333 1334 return ret; 1335 } 1336 1337 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1338 uint32_t *speed) 1339 { 1340 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1341 int ret = 0; 1342 1343 if (!pp_funcs->get_fan_speed_pwm) 1344 return -EOPNOTSUPP; 1345 1346 mutex_lock(&adev->pm.mutex); 1347 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1348 speed); 1349 mutex_unlock(&adev->pm.mutex); 1350 1351 return ret; 1352 } 1353 1354 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1355 uint32_t *speed) 1356 { 1357 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1358 int ret = 0; 1359 1360 if (!pp_funcs->get_fan_speed_rpm) 1361 return -EOPNOTSUPP; 1362 1363 mutex_lock(&adev->pm.mutex); 1364 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1365 speed); 1366 mutex_unlock(&adev->pm.mutex); 1367 1368 return ret; 1369 } 1370 1371 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1372 uint32_t speed) 1373 { 1374 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1375 int ret = 0; 1376 1377 if (!pp_funcs->set_fan_speed_rpm) 1378 return -EOPNOTSUPP; 1379 1380 mutex_lock(&adev->pm.mutex); 1381 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1382 speed); 1383 mutex_unlock(&adev->pm.mutex); 1384 1385 return ret; 1386 } 1387 1388 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1389 uint32_t mode) 1390 { 1391 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1392 int ret = 0; 1393 1394 if (!pp_funcs->set_fan_control_mode) 1395 return -EOPNOTSUPP; 1396 1397 mutex_lock(&adev->pm.mutex); 1398 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1399 mode); 1400 mutex_unlock(&adev->pm.mutex); 1401 1402 return ret; 1403 } 1404 1405 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1406 uint32_t *limit, 1407 enum pp_power_limit_level pp_limit_level, 1408 enum pp_power_type power_type) 1409 { 1410 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1411 int ret = 0; 1412 1413 if (!pp_funcs->get_power_limit) 1414 return -ENODATA; 1415 1416 mutex_lock(&adev->pm.mutex); 1417 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1418 limit, 1419 pp_limit_level, 1420 power_type); 1421 mutex_unlock(&adev->pm.mutex); 1422 1423 return ret; 1424 } 1425 1426 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1427 uint32_t limit) 1428 { 1429 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1430 int ret = 0; 1431 1432 if (!pp_funcs->set_power_limit) 1433 return -EINVAL; 1434 1435 mutex_lock(&adev->pm.mutex); 1436 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1437 limit); 1438 mutex_unlock(&adev->pm.mutex); 1439 1440 return ret; 1441 } 1442 1443 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1444 { 1445 bool cclk_dpm_supported = false; 1446 1447 if (!is_support_sw_smu(adev)) 1448 return false; 1449 1450 mutex_lock(&adev->pm.mutex); 1451 cclk_dpm_supported = is_support_cclk_dpm(adev); 1452 mutex_unlock(&adev->pm.mutex); 1453 1454 return (int)cclk_dpm_supported; 1455 } 1456 1457 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1458 struct seq_file *m) 1459 { 1460 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1461 1462 if (!pp_funcs->debugfs_print_current_performance_level) 1463 return -EOPNOTSUPP; 1464 1465 mutex_lock(&adev->pm.mutex); 1466 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1467 m); 1468 mutex_unlock(&adev->pm.mutex); 1469 1470 return 0; 1471 } 1472 1473 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1474 void **addr, 1475 size_t *size) 1476 { 1477 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1478 int ret = 0; 1479 1480 if (!pp_funcs->get_smu_prv_buf_details) 1481 return -ENOSYS; 1482 1483 mutex_lock(&adev->pm.mutex); 1484 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1485 addr, 1486 size); 1487 mutex_unlock(&adev->pm.mutex); 1488 1489 return ret; 1490 } 1491 1492 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1493 { 1494 if (is_support_sw_smu(adev)) { 1495 struct smu_context *smu = adev->powerplay.pp_handle; 1496 1497 return (smu->od_enabled || smu->is_apu); 1498 } else { 1499 struct pp_hwmgr *hwmgr; 1500 1501 /* 1502 * dpm on some legacy asics don't carry od_enabled member 1503 * as its pp_handle is casted directly from adev. 1504 */ 1505 if (amdgpu_dpm_is_legacy_dpm(adev)) 1506 return false; 1507 1508 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1509 1510 return hwmgr->od_enabled; 1511 } 1512 } 1513 1514 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1515 const char *buf, 1516 size_t size) 1517 { 1518 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1519 int ret = 0; 1520 1521 if (!pp_funcs->set_pp_table) 1522 return -EOPNOTSUPP; 1523 1524 mutex_lock(&adev->pm.mutex); 1525 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1526 buf, 1527 size); 1528 mutex_unlock(&adev->pm.mutex); 1529 1530 return ret; 1531 } 1532 1533 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1534 { 1535 struct smu_context *smu = adev->powerplay.pp_handle; 1536 1537 if (!is_support_sw_smu(adev)) 1538 return INT_MAX; 1539 1540 return smu->cpu_core_num; 1541 } 1542 1543 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1544 { 1545 if (!is_support_sw_smu(adev)) 1546 return; 1547 1548 amdgpu_smu_stb_debug_fs_init(adev); 1549 } 1550 1551 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1552 const struct amd_pp_display_configuration *input) 1553 { 1554 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1555 int ret = 0; 1556 1557 if (!pp_funcs->display_configuration_change) 1558 return 0; 1559 1560 mutex_lock(&adev->pm.mutex); 1561 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1562 input); 1563 mutex_unlock(&adev->pm.mutex); 1564 1565 return ret; 1566 } 1567 1568 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1569 enum amd_pp_clock_type type, 1570 struct amd_pp_clocks *clocks) 1571 { 1572 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1573 int ret = 0; 1574 1575 if (!pp_funcs->get_clock_by_type) 1576 return 0; 1577 1578 mutex_lock(&adev->pm.mutex); 1579 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1580 type, 1581 clocks); 1582 mutex_unlock(&adev->pm.mutex); 1583 1584 return ret; 1585 } 1586 1587 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1588 struct amd_pp_simple_clock_info *clocks) 1589 { 1590 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1591 int ret = 0; 1592 1593 if (!pp_funcs->get_display_mode_validation_clocks) 1594 return 0; 1595 1596 mutex_lock(&adev->pm.mutex); 1597 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1598 clocks); 1599 mutex_unlock(&adev->pm.mutex); 1600 1601 return ret; 1602 } 1603 1604 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1605 enum amd_pp_clock_type type, 1606 struct pp_clock_levels_with_latency *clocks) 1607 { 1608 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1609 int ret = 0; 1610 1611 if (!pp_funcs->get_clock_by_type_with_latency) 1612 return 0; 1613 1614 mutex_lock(&adev->pm.mutex); 1615 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1616 type, 1617 clocks); 1618 mutex_unlock(&adev->pm.mutex); 1619 1620 return ret; 1621 } 1622 1623 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1624 enum amd_pp_clock_type type, 1625 struct pp_clock_levels_with_voltage *clocks) 1626 { 1627 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1628 int ret = 0; 1629 1630 if (!pp_funcs->get_clock_by_type_with_voltage) 1631 return 0; 1632 1633 mutex_lock(&adev->pm.mutex); 1634 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1635 type, 1636 clocks); 1637 mutex_unlock(&adev->pm.mutex); 1638 1639 return ret; 1640 } 1641 1642 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1643 void *clock_ranges) 1644 { 1645 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1646 int ret = 0; 1647 1648 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1649 return -EOPNOTSUPP; 1650 1651 mutex_lock(&adev->pm.mutex); 1652 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1653 clock_ranges); 1654 mutex_unlock(&adev->pm.mutex); 1655 1656 return ret; 1657 } 1658 1659 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1660 struct pp_display_clock_request *clock) 1661 { 1662 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1663 int ret = 0; 1664 1665 if (!pp_funcs->display_clock_voltage_request) 1666 return -EOPNOTSUPP; 1667 1668 mutex_lock(&adev->pm.mutex); 1669 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1670 clock); 1671 mutex_unlock(&adev->pm.mutex); 1672 1673 return ret; 1674 } 1675 1676 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1677 struct amd_pp_clock_info *clocks) 1678 { 1679 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1680 int ret = 0; 1681 1682 if (!pp_funcs->get_current_clocks) 1683 return -EOPNOTSUPP; 1684 1685 mutex_lock(&adev->pm.mutex); 1686 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1687 clocks); 1688 mutex_unlock(&adev->pm.mutex); 1689 1690 return ret; 1691 } 1692 1693 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1694 { 1695 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1696 1697 if (!pp_funcs->notify_smu_enable_pwe) 1698 return; 1699 1700 mutex_lock(&adev->pm.mutex); 1701 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1702 mutex_unlock(&adev->pm.mutex); 1703 } 1704 1705 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1706 uint32_t count) 1707 { 1708 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1709 int ret = 0; 1710 1711 if (!pp_funcs->set_active_display_count) 1712 return -EOPNOTSUPP; 1713 1714 mutex_lock(&adev->pm.mutex); 1715 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1716 count); 1717 mutex_unlock(&adev->pm.mutex); 1718 1719 return ret; 1720 } 1721 1722 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1723 uint32_t clock) 1724 { 1725 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1726 int ret = 0; 1727 1728 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1729 return -EOPNOTSUPP; 1730 1731 mutex_lock(&adev->pm.mutex); 1732 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1733 clock); 1734 mutex_unlock(&adev->pm.mutex); 1735 1736 return ret; 1737 } 1738 1739 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1740 uint32_t clock) 1741 { 1742 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1743 1744 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1745 return; 1746 1747 mutex_lock(&adev->pm.mutex); 1748 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1749 clock); 1750 mutex_unlock(&adev->pm.mutex); 1751 } 1752 1753 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1754 uint32_t clock) 1755 { 1756 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1757 1758 if (!pp_funcs->set_hard_min_fclk_by_freq) 1759 return; 1760 1761 mutex_lock(&adev->pm.mutex); 1762 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1763 clock); 1764 mutex_unlock(&adev->pm.mutex); 1765 } 1766 1767 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1768 bool disable_memory_clock_switch) 1769 { 1770 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1771 int ret = 0; 1772 1773 if (!pp_funcs->display_disable_memory_clock_switch) 1774 return 0; 1775 1776 mutex_lock(&adev->pm.mutex); 1777 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1778 disable_memory_clock_switch); 1779 mutex_unlock(&adev->pm.mutex); 1780 1781 return ret; 1782 } 1783 1784 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1785 struct pp_smu_nv_clock_table *max_clocks) 1786 { 1787 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1788 int ret = 0; 1789 1790 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1791 return -EOPNOTSUPP; 1792 1793 mutex_lock(&adev->pm.mutex); 1794 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1795 max_clocks); 1796 mutex_unlock(&adev->pm.mutex); 1797 1798 return ret; 1799 } 1800 1801 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1802 unsigned int *clock_values_in_khz, 1803 unsigned int *num_states) 1804 { 1805 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1806 int ret = 0; 1807 1808 if (!pp_funcs->get_uclk_dpm_states) 1809 return -EOPNOTSUPP; 1810 1811 mutex_lock(&adev->pm.mutex); 1812 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1813 clock_values_in_khz, 1814 num_states); 1815 mutex_unlock(&adev->pm.mutex); 1816 1817 return ret; 1818 } 1819 1820 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1821 struct dpm_clocks *clock_table) 1822 { 1823 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1824 int ret = 0; 1825 1826 if (!pp_funcs->get_dpm_clock_table) 1827 return -EOPNOTSUPP; 1828 1829 mutex_lock(&adev->pm.mutex); 1830 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1831 clock_table); 1832 mutex_unlock(&adev->pm.mutex); 1833 1834 return ret; 1835 } 1836