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 case AMD_IP_BLOCK_TYPE_VPE: 97 if (pp_funcs && pp_funcs->set_powergating_by_smu) 98 ret = (pp_funcs->set_powergating_by_smu( 99 (adev)->powerplay.pp_handle, block_type, gate)); 100 break; 101 default: 102 break; 103 } 104 105 if (!ret) 106 atomic_set(&adev->pm.pwr_state[block_type], pwr_state); 107 108 mutex_unlock(&adev->pm.mutex); 109 110 return ret; 111 } 112 113 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) 114 { 115 struct smu_context *smu = adev->powerplay.pp_handle; 116 int ret = -EOPNOTSUPP; 117 118 mutex_lock(&adev->pm.mutex); 119 ret = smu_set_gfx_power_up_by_imu(smu); 120 mutex_unlock(&adev->pm.mutex); 121 122 msleep(10); 123 124 return ret; 125 } 126 127 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) 128 { 129 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 130 void *pp_handle = adev->powerplay.pp_handle; 131 int ret = 0; 132 133 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 134 return -ENOENT; 135 136 mutex_lock(&adev->pm.mutex); 137 138 /* enter BACO state */ 139 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 140 141 mutex_unlock(&adev->pm.mutex); 142 143 return ret; 144 } 145 146 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) 147 { 148 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 149 void *pp_handle = adev->powerplay.pp_handle; 150 int ret = 0; 151 152 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 153 return -ENOENT; 154 155 mutex_lock(&adev->pm.mutex); 156 157 /* exit BACO state */ 158 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 159 160 mutex_unlock(&adev->pm.mutex); 161 162 return ret; 163 } 164 165 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, 166 enum pp_mp1_state mp1_state) 167 { 168 int ret = 0; 169 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 170 171 if (pp_funcs && pp_funcs->set_mp1_state) { 172 mutex_lock(&adev->pm.mutex); 173 174 ret = pp_funcs->set_mp1_state( 175 adev->powerplay.pp_handle, 176 mp1_state); 177 178 mutex_unlock(&adev->pm.mutex); 179 } 180 181 return ret; 182 } 183 184 bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 185 { 186 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 187 void *pp_handle = adev->powerplay.pp_handle; 188 bool baco_cap; 189 int ret = 0; 190 191 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 192 return false; 193 /* Don't use baco for reset in S3. 194 * This is a workaround for some platforms 195 * where entering BACO during suspend 196 * seems to cause reboots or hangs. 197 * This might be related to the fact that BACO controls 198 * power to the whole GPU including devices like audio and USB. 199 * Powering down/up everything may adversely affect these other 200 * devices. Needs more investigation. 201 */ 202 if (adev->in_s3) 203 return false; 204 205 mutex_lock(&adev->pm.mutex); 206 207 ret = pp_funcs->get_asic_baco_capability(pp_handle, 208 &baco_cap); 209 210 mutex_unlock(&adev->pm.mutex); 211 212 return ret ? false : baco_cap; 213 } 214 215 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) 216 { 217 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 218 void *pp_handle = adev->powerplay.pp_handle; 219 int ret = 0; 220 221 if (!pp_funcs || !pp_funcs->asic_reset_mode_2) 222 return -ENOENT; 223 224 mutex_lock(&adev->pm.mutex); 225 226 ret = pp_funcs->asic_reset_mode_2(pp_handle); 227 228 mutex_unlock(&adev->pm.mutex); 229 230 return ret; 231 } 232 233 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev) 234 { 235 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 236 void *pp_handle = adev->powerplay.pp_handle; 237 int ret = 0; 238 239 if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features) 240 return -ENOENT; 241 242 mutex_lock(&adev->pm.mutex); 243 244 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 245 246 mutex_unlock(&adev->pm.mutex); 247 248 return ret; 249 } 250 251 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 252 { 253 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 254 void *pp_handle = adev->powerplay.pp_handle; 255 int ret = 0; 256 257 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 258 return -ENOENT; 259 260 mutex_lock(&adev->pm.mutex); 261 262 /* enter BACO state */ 263 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 264 if (ret) 265 goto out; 266 267 /* exit BACO state */ 268 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 269 270 out: 271 mutex_unlock(&adev->pm.mutex); 272 return ret; 273 } 274 275 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 276 { 277 struct smu_context *smu = adev->powerplay.pp_handle; 278 bool support_mode1_reset = false; 279 280 if (is_support_sw_smu(adev)) { 281 mutex_lock(&adev->pm.mutex); 282 support_mode1_reset = smu_mode1_reset_is_support(smu); 283 mutex_unlock(&adev->pm.mutex); 284 } 285 286 return support_mode1_reset; 287 } 288 289 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 290 { 291 struct smu_context *smu = adev->powerplay.pp_handle; 292 int ret = -EOPNOTSUPP; 293 294 if (is_support_sw_smu(adev)) { 295 mutex_lock(&adev->pm.mutex); 296 ret = smu_mode1_reset(smu); 297 mutex_unlock(&adev->pm.mutex); 298 } 299 300 return ret; 301 } 302 303 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 304 enum PP_SMC_POWER_PROFILE type, 305 bool en) 306 { 307 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 308 int ret = 0; 309 310 if (amdgpu_sriov_vf(adev)) 311 return 0; 312 313 if (pp_funcs && pp_funcs->switch_power_profile) { 314 mutex_lock(&adev->pm.mutex); 315 ret = pp_funcs->switch_power_profile( 316 adev->powerplay.pp_handle, type, en); 317 mutex_unlock(&adev->pm.mutex); 318 } 319 320 return ret; 321 } 322 323 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 324 uint32_t pstate) 325 { 326 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 327 int ret = 0; 328 329 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 330 mutex_lock(&adev->pm.mutex); 331 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 332 pstate); 333 mutex_unlock(&adev->pm.mutex); 334 } 335 336 return ret; 337 } 338 339 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 340 uint32_t cstate) 341 { 342 int ret = 0; 343 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 344 void *pp_handle = adev->powerplay.pp_handle; 345 346 if (pp_funcs && pp_funcs->set_df_cstate) { 347 mutex_lock(&adev->pm.mutex); 348 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 349 mutex_unlock(&adev->pm.mutex); 350 } 351 352 return ret; 353 } 354 355 int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev, char **mode_desc) 356 { 357 struct smu_context *smu = adev->powerplay.pp_handle; 358 int mode = XGMI_PLPD_NONE; 359 360 if (is_support_sw_smu(adev)) { 361 mode = smu->plpd_mode; 362 if (mode_desc == NULL) 363 return mode; 364 switch (smu->plpd_mode) { 365 case XGMI_PLPD_DISALLOW: 366 *mode_desc = "disallow"; 367 break; 368 case XGMI_PLPD_DEFAULT: 369 *mode_desc = "default"; 370 break; 371 case XGMI_PLPD_OPTIMIZED: 372 *mode_desc = "optimized"; 373 break; 374 case XGMI_PLPD_NONE: 375 default: 376 *mode_desc = "none"; 377 break; 378 } 379 } 380 381 return mode; 382 } 383 384 int amdgpu_dpm_set_xgmi_plpd_mode(struct amdgpu_device *adev, int mode) 385 { 386 struct smu_context *smu = adev->powerplay.pp_handle; 387 int ret = -EOPNOTSUPP; 388 389 if (is_support_sw_smu(adev)) { 390 mutex_lock(&adev->pm.mutex); 391 ret = smu_set_xgmi_plpd_mode(smu, mode); 392 mutex_unlock(&adev->pm.mutex); 393 } 394 395 return ret; 396 } 397 398 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 399 { 400 void *pp_handle = adev->powerplay.pp_handle; 401 const struct amd_pm_funcs *pp_funcs = 402 adev->powerplay.pp_funcs; 403 int ret = 0; 404 405 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 406 mutex_lock(&adev->pm.mutex); 407 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 408 mutex_unlock(&adev->pm.mutex); 409 } 410 411 return ret; 412 } 413 414 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 415 uint32_t msg_id) 416 { 417 void *pp_handle = adev->powerplay.pp_handle; 418 const struct amd_pm_funcs *pp_funcs = 419 adev->powerplay.pp_funcs; 420 int ret = 0; 421 422 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 423 mutex_lock(&adev->pm.mutex); 424 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 425 msg_id); 426 mutex_unlock(&adev->pm.mutex); 427 } 428 429 return ret; 430 } 431 432 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 433 bool acquire) 434 { 435 void *pp_handle = adev->powerplay.pp_handle; 436 const struct amd_pm_funcs *pp_funcs = 437 adev->powerplay.pp_funcs; 438 int ret = -EOPNOTSUPP; 439 440 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 441 mutex_lock(&adev->pm.mutex); 442 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 443 acquire); 444 mutex_unlock(&adev->pm.mutex); 445 } 446 447 return ret; 448 } 449 450 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 451 { 452 if (adev->pm.dpm_enabled) { 453 mutex_lock(&adev->pm.mutex); 454 if (power_supply_is_system_supplied() > 0) 455 adev->pm.ac_power = true; 456 else 457 adev->pm.ac_power = false; 458 459 if (adev->powerplay.pp_funcs && 460 adev->powerplay.pp_funcs->enable_bapm) 461 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 462 463 if (is_support_sw_smu(adev)) 464 smu_set_ac_dc(adev->powerplay.pp_handle); 465 466 mutex_unlock(&adev->pm.mutex); 467 } 468 } 469 470 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 471 void *data, uint32_t *size) 472 { 473 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 474 int ret = -EINVAL; 475 476 if (!data || !size) 477 return -EINVAL; 478 479 if (pp_funcs && pp_funcs->read_sensor) { 480 mutex_lock(&adev->pm.mutex); 481 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 482 sensor, 483 data, 484 size); 485 mutex_unlock(&adev->pm.mutex); 486 } 487 488 return ret; 489 } 490 491 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 492 { 493 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 494 int ret = -EOPNOTSUPP; 495 496 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 497 mutex_lock(&adev->pm.mutex); 498 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 499 mutex_unlock(&adev->pm.mutex); 500 } 501 502 return ret; 503 } 504 505 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 506 { 507 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 508 int ret = -EOPNOTSUPP; 509 510 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 511 mutex_lock(&adev->pm.mutex); 512 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 513 mutex_unlock(&adev->pm.mutex); 514 } 515 516 return ret; 517 } 518 519 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 520 { 521 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 522 int i; 523 524 if (!adev->pm.dpm_enabled) 525 return; 526 527 if (!pp_funcs->pm_compute_clocks) 528 return; 529 530 if (adev->mode_info.num_crtc) 531 amdgpu_display_bandwidth_update(adev); 532 533 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 534 struct amdgpu_ring *ring = adev->rings[i]; 535 if (ring && ring->sched.ready) 536 amdgpu_fence_wait_empty(ring); 537 } 538 539 mutex_lock(&adev->pm.mutex); 540 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 541 mutex_unlock(&adev->pm.mutex); 542 } 543 544 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 545 { 546 int ret = 0; 547 548 if (adev->family == AMDGPU_FAMILY_SI) { 549 mutex_lock(&adev->pm.mutex); 550 if (enable) { 551 adev->pm.dpm.uvd_active = true; 552 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 553 } else { 554 adev->pm.dpm.uvd_active = false; 555 } 556 mutex_unlock(&adev->pm.mutex); 557 558 amdgpu_dpm_compute_clocks(adev); 559 return; 560 } 561 562 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 563 if (ret) 564 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 565 enable ? "enable" : "disable", ret); 566 } 567 568 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 569 { 570 int ret = 0; 571 572 if (adev->family == AMDGPU_FAMILY_SI) { 573 mutex_lock(&adev->pm.mutex); 574 if (enable) { 575 adev->pm.dpm.vce_active = true; 576 /* XXX select vce level based on ring/task */ 577 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 578 } else { 579 adev->pm.dpm.vce_active = false; 580 } 581 mutex_unlock(&adev->pm.mutex); 582 583 amdgpu_dpm_compute_clocks(adev); 584 return; 585 } 586 587 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 588 if (ret) 589 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 590 enable ? "enable" : "disable", ret); 591 } 592 593 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 594 { 595 int ret = 0; 596 597 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 598 if (ret) 599 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 600 enable ? "enable" : "disable", ret); 601 } 602 603 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 604 { 605 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 606 int r = 0; 607 608 if (!pp_funcs || !pp_funcs->load_firmware) 609 return 0; 610 611 mutex_lock(&adev->pm.mutex); 612 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 613 if (r) { 614 pr_err("smu firmware loading failed\n"); 615 goto out; 616 } 617 618 if (smu_version) 619 *smu_version = adev->pm.fw_version; 620 621 out: 622 mutex_unlock(&adev->pm.mutex); 623 return r; 624 } 625 626 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 627 { 628 int ret = 0; 629 630 if (is_support_sw_smu(adev)) { 631 mutex_lock(&adev->pm.mutex); 632 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 633 enable); 634 mutex_unlock(&adev->pm.mutex); 635 } 636 637 return ret; 638 } 639 640 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 641 { 642 struct smu_context *smu = adev->powerplay.pp_handle; 643 int ret = 0; 644 645 if (!is_support_sw_smu(adev)) 646 return -EOPNOTSUPP; 647 648 mutex_lock(&adev->pm.mutex); 649 ret = smu_send_hbm_bad_pages_num(smu, size); 650 mutex_unlock(&adev->pm.mutex); 651 652 return ret; 653 } 654 655 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 656 { 657 struct smu_context *smu = adev->powerplay.pp_handle; 658 int ret = 0; 659 660 if (!is_support_sw_smu(adev)) 661 return -EOPNOTSUPP; 662 663 mutex_lock(&adev->pm.mutex); 664 ret = smu_send_hbm_bad_channel_flag(smu, size); 665 mutex_unlock(&adev->pm.mutex); 666 667 return ret; 668 } 669 670 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 671 enum pp_clock_type type, 672 uint32_t *min, 673 uint32_t *max) 674 { 675 int ret = 0; 676 677 if (type != PP_SCLK) 678 return -EINVAL; 679 680 if (!is_support_sw_smu(adev)) 681 return -EOPNOTSUPP; 682 683 mutex_lock(&adev->pm.mutex); 684 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 685 SMU_SCLK, 686 min, 687 max); 688 mutex_unlock(&adev->pm.mutex); 689 690 return ret; 691 } 692 693 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 694 enum pp_clock_type type, 695 uint32_t min, 696 uint32_t max) 697 { 698 struct smu_context *smu = adev->powerplay.pp_handle; 699 int ret = 0; 700 701 if (type != PP_SCLK) 702 return -EINVAL; 703 704 if (!is_support_sw_smu(adev)) 705 return -EOPNOTSUPP; 706 707 mutex_lock(&adev->pm.mutex); 708 ret = smu_set_soft_freq_range(smu, 709 SMU_SCLK, 710 min, 711 max); 712 mutex_unlock(&adev->pm.mutex); 713 714 return ret; 715 } 716 717 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 718 { 719 struct smu_context *smu = adev->powerplay.pp_handle; 720 int ret = 0; 721 722 if (!is_support_sw_smu(adev)) 723 return 0; 724 725 mutex_lock(&adev->pm.mutex); 726 ret = smu_write_watermarks_table(smu); 727 mutex_unlock(&adev->pm.mutex); 728 729 return ret; 730 } 731 732 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 733 enum smu_event_type event, 734 uint64_t event_arg) 735 { 736 struct smu_context *smu = adev->powerplay.pp_handle; 737 int ret = 0; 738 739 if (!is_support_sw_smu(adev)) 740 return -EOPNOTSUPP; 741 742 mutex_lock(&adev->pm.mutex); 743 ret = smu_wait_for_event(smu, event, event_arg); 744 mutex_unlock(&adev->pm.mutex); 745 746 return ret; 747 } 748 749 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 750 { 751 struct smu_context *smu = adev->powerplay.pp_handle; 752 int ret = 0; 753 754 if (!is_support_sw_smu(adev)) 755 return -EOPNOTSUPP; 756 757 mutex_lock(&adev->pm.mutex); 758 ret = smu_set_residency_gfxoff(smu, value); 759 mutex_unlock(&adev->pm.mutex); 760 761 return ret; 762 } 763 764 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 765 { 766 struct smu_context *smu = adev->powerplay.pp_handle; 767 int ret = 0; 768 769 if (!is_support_sw_smu(adev)) 770 return -EOPNOTSUPP; 771 772 mutex_lock(&adev->pm.mutex); 773 ret = smu_get_residency_gfxoff(smu, value); 774 mutex_unlock(&adev->pm.mutex); 775 776 return ret; 777 } 778 779 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 780 { 781 struct smu_context *smu = adev->powerplay.pp_handle; 782 int ret = 0; 783 784 if (!is_support_sw_smu(adev)) 785 return -EOPNOTSUPP; 786 787 mutex_lock(&adev->pm.mutex); 788 ret = smu_get_entrycount_gfxoff(smu, value); 789 mutex_unlock(&adev->pm.mutex); 790 791 return ret; 792 } 793 794 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 795 { 796 struct smu_context *smu = adev->powerplay.pp_handle; 797 int ret = 0; 798 799 if (!is_support_sw_smu(adev)) 800 return -EOPNOTSUPP; 801 802 mutex_lock(&adev->pm.mutex); 803 ret = smu_get_status_gfxoff(smu, value); 804 mutex_unlock(&adev->pm.mutex); 805 806 return ret; 807 } 808 809 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 810 { 811 struct smu_context *smu = adev->powerplay.pp_handle; 812 813 if (!is_support_sw_smu(adev)) 814 return 0; 815 816 return atomic64_read(&smu->throttle_int_counter); 817 } 818 819 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 820 * @adev: amdgpu_device pointer 821 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 822 * 823 */ 824 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 825 enum gfx_change_state state) 826 { 827 mutex_lock(&adev->pm.mutex); 828 if (adev->powerplay.pp_funcs && 829 adev->powerplay.pp_funcs->gfx_state_change_set) 830 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 831 (adev)->powerplay.pp_handle, state)); 832 mutex_unlock(&adev->pm.mutex); 833 } 834 835 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 836 void *umc_ecc) 837 { 838 struct smu_context *smu = adev->powerplay.pp_handle; 839 int ret = 0; 840 841 if (!is_support_sw_smu(adev)) 842 return -EOPNOTSUPP; 843 844 mutex_lock(&adev->pm.mutex); 845 ret = smu_get_ecc_info(smu, umc_ecc); 846 mutex_unlock(&adev->pm.mutex); 847 848 return ret; 849 } 850 851 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 852 uint32_t idx) 853 { 854 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 855 struct amd_vce_state *vstate = NULL; 856 857 if (!pp_funcs->get_vce_clock_state) 858 return NULL; 859 860 mutex_lock(&adev->pm.mutex); 861 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 862 idx); 863 mutex_unlock(&adev->pm.mutex); 864 865 return vstate; 866 } 867 868 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 869 enum amd_pm_state_type *state) 870 { 871 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 872 873 mutex_lock(&adev->pm.mutex); 874 875 if (!pp_funcs->get_current_power_state) { 876 *state = adev->pm.dpm.user_state; 877 goto out; 878 } 879 880 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 881 if (*state < POWER_STATE_TYPE_DEFAULT || 882 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 883 *state = adev->pm.dpm.user_state; 884 885 out: 886 mutex_unlock(&adev->pm.mutex); 887 } 888 889 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 890 enum amd_pm_state_type state) 891 { 892 mutex_lock(&adev->pm.mutex); 893 adev->pm.dpm.user_state = state; 894 mutex_unlock(&adev->pm.mutex); 895 896 if (is_support_sw_smu(adev)) 897 return; 898 899 if (amdgpu_dpm_dispatch_task(adev, 900 AMD_PP_TASK_ENABLE_USER_STATE, 901 &state) == -EOPNOTSUPP) 902 amdgpu_dpm_compute_clocks(adev); 903 } 904 905 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 906 { 907 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 908 enum amd_dpm_forced_level level; 909 910 if (!pp_funcs) 911 return AMD_DPM_FORCED_LEVEL_AUTO; 912 913 mutex_lock(&adev->pm.mutex); 914 if (pp_funcs->get_performance_level) 915 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 916 else 917 level = adev->pm.dpm.forced_level; 918 mutex_unlock(&adev->pm.mutex); 919 920 return level; 921 } 922 923 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 924 enum amd_dpm_forced_level level) 925 { 926 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 927 enum amd_dpm_forced_level current_level; 928 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 929 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 930 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 931 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 932 933 if (!pp_funcs || !pp_funcs->force_performance_level) 934 return 0; 935 936 if (adev->pm.dpm.thermal_active) 937 return -EINVAL; 938 939 current_level = amdgpu_dpm_get_performance_level(adev); 940 if (current_level == level) 941 return 0; 942 943 if (adev->asic_type == CHIP_RAVEN) { 944 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 945 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 946 level == AMD_DPM_FORCED_LEVEL_MANUAL) 947 amdgpu_gfx_off_ctrl(adev, false); 948 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 949 level != AMD_DPM_FORCED_LEVEL_MANUAL) 950 amdgpu_gfx_off_ctrl(adev, true); 951 } 952 } 953 954 if (!(current_level & profile_mode_mask) && 955 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 956 return -EINVAL; 957 958 if (!(current_level & profile_mode_mask) && 959 (level & profile_mode_mask)) { 960 /* enter UMD Pstate */ 961 amdgpu_device_ip_set_powergating_state(adev, 962 AMD_IP_BLOCK_TYPE_GFX, 963 AMD_PG_STATE_UNGATE); 964 amdgpu_device_ip_set_clockgating_state(adev, 965 AMD_IP_BLOCK_TYPE_GFX, 966 AMD_CG_STATE_UNGATE); 967 } else if ((current_level & profile_mode_mask) && 968 !(level & profile_mode_mask)) { 969 /* exit UMD Pstate */ 970 amdgpu_device_ip_set_clockgating_state(adev, 971 AMD_IP_BLOCK_TYPE_GFX, 972 AMD_CG_STATE_GATE); 973 amdgpu_device_ip_set_powergating_state(adev, 974 AMD_IP_BLOCK_TYPE_GFX, 975 AMD_PG_STATE_GATE); 976 } 977 978 mutex_lock(&adev->pm.mutex); 979 980 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 981 level)) { 982 mutex_unlock(&adev->pm.mutex); 983 return -EINVAL; 984 } 985 986 adev->pm.dpm.forced_level = level; 987 988 mutex_unlock(&adev->pm.mutex); 989 990 return 0; 991 } 992 993 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 994 struct pp_states_info *states) 995 { 996 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 997 int ret = 0; 998 999 if (!pp_funcs->get_pp_num_states) 1000 return -EOPNOTSUPP; 1001 1002 mutex_lock(&adev->pm.mutex); 1003 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1004 states); 1005 mutex_unlock(&adev->pm.mutex); 1006 1007 return ret; 1008 } 1009 1010 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1011 enum amd_pp_task task_id, 1012 enum amd_pm_state_type *user_state) 1013 { 1014 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1015 int ret = 0; 1016 1017 if (!pp_funcs->dispatch_tasks) 1018 return -EOPNOTSUPP; 1019 1020 mutex_lock(&adev->pm.mutex); 1021 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1022 task_id, 1023 user_state); 1024 mutex_unlock(&adev->pm.mutex); 1025 1026 return ret; 1027 } 1028 1029 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1030 { 1031 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1032 int ret = 0; 1033 1034 if (!pp_funcs->get_pp_table) 1035 return 0; 1036 1037 mutex_lock(&adev->pm.mutex); 1038 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1039 table); 1040 mutex_unlock(&adev->pm.mutex); 1041 1042 return ret; 1043 } 1044 1045 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1046 uint32_t type, 1047 long *input, 1048 uint32_t size) 1049 { 1050 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1051 int ret = 0; 1052 1053 if (!pp_funcs->set_fine_grain_clk_vol) 1054 return 0; 1055 1056 mutex_lock(&adev->pm.mutex); 1057 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1058 type, 1059 input, 1060 size); 1061 mutex_unlock(&adev->pm.mutex); 1062 1063 return ret; 1064 } 1065 1066 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1067 uint32_t type, 1068 long *input, 1069 uint32_t size) 1070 { 1071 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1072 int ret = 0; 1073 1074 if (!pp_funcs->odn_edit_dpm_table) 1075 return 0; 1076 1077 mutex_lock(&adev->pm.mutex); 1078 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1079 type, 1080 input, 1081 size); 1082 mutex_unlock(&adev->pm.mutex); 1083 1084 return ret; 1085 } 1086 1087 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1088 enum pp_clock_type type, 1089 char *buf) 1090 { 1091 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1092 int ret = 0; 1093 1094 if (!pp_funcs->print_clock_levels) 1095 return 0; 1096 1097 mutex_lock(&adev->pm.mutex); 1098 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1099 type, 1100 buf); 1101 mutex_unlock(&adev->pm.mutex); 1102 1103 return ret; 1104 } 1105 1106 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1107 enum pp_clock_type type, 1108 char *buf, 1109 int *offset) 1110 { 1111 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1112 int ret = 0; 1113 1114 if (!pp_funcs->emit_clock_levels) 1115 return -ENOENT; 1116 1117 mutex_lock(&adev->pm.mutex); 1118 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1119 type, 1120 buf, 1121 offset); 1122 mutex_unlock(&adev->pm.mutex); 1123 1124 return ret; 1125 } 1126 1127 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1128 uint64_t ppfeature_masks) 1129 { 1130 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1131 int ret = 0; 1132 1133 if (!pp_funcs->set_ppfeature_status) 1134 return 0; 1135 1136 mutex_lock(&adev->pm.mutex); 1137 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1138 ppfeature_masks); 1139 mutex_unlock(&adev->pm.mutex); 1140 1141 return ret; 1142 } 1143 1144 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1145 { 1146 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1147 int ret = 0; 1148 1149 if (!pp_funcs->get_ppfeature_status) 1150 return 0; 1151 1152 mutex_lock(&adev->pm.mutex); 1153 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1154 buf); 1155 mutex_unlock(&adev->pm.mutex); 1156 1157 return ret; 1158 } 1159 1160 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1161 enum pp_clock_type type, 1162 uint32_t mask) 1163 { 1164 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1165 int ret = 0; 1166 1167 if (!pp_funcs->force_clock_level) 1168 return 0; 1169 1170 mutex_lock(&adev->pm.mutex); 1171 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1172 type, 1173 mask); 1174 mutex_unlock(&adev->pm.mutex); 1175 1176 return ret; 1177 } 1178 1179 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1180 { 1181 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1182 int ret = 0; 1183 1184 if (!pp_funcs->get_sclk_od) 1185 return -EOPNOTSUPP; 1186 1187 mutex_lock(&adev->pm.mutex); 1188 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1189 mutex_unlock(&adev->pm.mutex); 1190 1191 return ret; 1192 } 1193 1194 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1195 { 1196 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1197 1198 if (is_support_sw_smu(adev)) 1199 return -EOPNOTSUPP; 1200 1201 mutex_lock(&adev->pm.mutex); 1202 if (pp_funcs->set_sclk_od) 1203 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1204 mutex_unlock(&adev->pm.mutex); 1205 1206 if (amdgpu_dpm_dispatch_task(adev, 1207 AMD_PP_TASK_READJUST_POWER_STATE, 1208 NULL) == -EOPNOTSUPP) { 1209 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1210 amdgpu_dpm_compute_clocks(adev); 1211 } 1212 1213 return 0; 1214 } 1215 1216 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1217 { 1218 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1219 int ret = 0; 1220 1221 if (!pp_funcs->get_mclk_od) 1222 return -EOPNOTSUPP; 1223 1224 mutex_lock(&adev->pm.mutex); 1225 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1226 mutex_unlock(&adev->pm.mutex); 1227 1228 return ret; 1229 } 1230 1231 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1232 { 1233 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1234 1235 if (is_support_sw_smu(adev)) 1236 return -EOPNOTSUPP; 1237 1238 mutex_lock(&adev->pm.mutex); 1239 if (pp_funcs->set_mclk_od) 1240 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1241 mutex_unlock(&adev->pm.mutex); 1242 1243 if (amdgpu_dpm_dispatch_task(adev, 1244 AMD_PP_TASK_READJUST_POWER_STATE, 1245 NULL) == -EOPNOTSUPP) { 1246 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1247 amdgpu_dpm_compute_clocks(adev); 1248 } 1249 1250 return 0; 1251 } 1252 1253 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1254 char *buf) 1255 { 1256 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1257 int ret = 0; 1258 1259 if (!pp_funcs->get_power_profile_mode) 1260 return -EOPNOTSUPP; 1261 1262 mutex_lock(&adev->pm.mutex); 1263 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1264 buf); 1265 mutex_unlock(&adev->pm.mutex); 1266 1267 return ret; 1268 } 1269 1270 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1271 long *input, uint32_t size) 1272 { 1273 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1274 int ret = 0; 1275 1276 if (!pp_funcs->set_power_profile_mode) 1277 return 0; 1278 1279 mutex_lock(&adev->pm.mutex); 1280 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1281 input, 1282 size); 1283 mutex_unlock(&adev->pm.mutex); 1284 1285 return ret; 1286 } 1287 1288 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1289 { 1290 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1291 int ret = 0; 1292 1293 if (!pp_funcs->get_gpu_metrics) 1294 return 0; 1295 1296 mutex_lock(&adev->pm.mutex); 1297 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1298 table); 1299 mutex_unlock(&adev->pm.mutex); 1300 1301 return ret; 1302 } 1303 1304 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1305 uint32_t *fan_mode) 1306 { 1307 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1308 int ret = 0; 1309 1310 if (!pp_funcs->get_fan_control_mode) 1311 return -EOPNOTSUPP; 1312 1313 mutex_lock(&adev->pm.mutex); 1314 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1315 fan_mode); 1316 mutex_unlock(&adev->pm.mutex); 1317 1318 return ret; 1319 } 1320 1321 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1322 uint32_t speed) 1323 { 1324 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1325 int ret = 0; 1326 1327 if (!pp_funcs->set_fan_speed_pwm) 1328 return -EOPNOTSUPP; 1329 1330 mutex_lock(&adev->pm.mutex); 1331 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1332 speed); 1333 mutex_unlock(&adev->pm.mutex); 1334 1335 return ret; 1336 } 1337 1338 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1339 uint32_t *speed) 1340 { 1341 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1342 int ret = 0; 1343 1344 if (!pp_funcs->get_fan_speed_pwm) 1345 return -EOPNOTSUPP; 1346 1347 mutex_lock(&adev->pm.mutex); 1348 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1349 speed); 1350 mutex_unlock(&adev->pm.mutex); 1351 1352 return ret; 1353 } 1354 1355 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1356 uint32_t *speed) 1357 { 1358 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1359 int ret = 0; 1360 1361 if (!pp_funcs->get_fan_speed_rpm) 1362 return -EOPNOTSUPP; 1363 1364 mutex_lock(&adev->pm.mutex); 1365 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1366 speed); 1367 mutex_unlock(&adev->pm.mutex); 1368 1369 return ret; 1370 } 1371 1372 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1373 uint32_t speed) 1374 { 1375 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1376 int ret = 0; 1377 1378 if (!pp_funcs->set_fan_speed_rpm) 1379 return -EOPNOTSUPP; 1380 1381 mutex_lock(&adev->pm.mutex); 1382 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1383 speed); 1384 mutex_unlock(&adev->pm.mutex); 1385 1386 return ret; 1387 } 1388 1389 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1390 uint32_t mode) 1391 { 1392 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1393 int ret = 0; 1394 1395 if (!pp_funcs->set_fan_control_mode) 1396 return -EOPNOTSUPP; 1397 1398 mutex_lock(&adev->pm.mutex); 1399 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1400 mode); 1401 mutex_unlock(&adev->pm.mutex); 1402 1403 return ret; 1404 } 1405 1406 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1407 uint32_t *limit, 1408 enum pp_power_limit_level pp_limit_level, 1409 enum pp_power_type power_type) 1410 { 1411 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1412 int ret = 0; 1413 1414 if (!pp_funcs->get_power_limit) 1415 return -ENODATA; 1416 1417 mutex_lock(&adev->pm.mutex); 1418 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1419 limit, 1420 pp_limit_level, 1421 power_type); 1422 mutex_unlock(&adev->pm.mutex); 1423 1424 return ret; 1425 } 1426 1427 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1428 uint32_t limit) 1429 { 1430 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1431 int ret = 0; 1432 1433 if (!pp_funcs->set_power_limit) 1434 return -EINVAL; 1435 1436 mutex_lock(&adev->pm.mutex); 1437 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1438 limit); 1439 mutex_unlock(&adev->pm.mutex); 1440 1441 return ret; 1442 } 1443 1444 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1445 { 1446 bool cclk_dpm_supported = false; 1447 1448 if (!is_support_sw_smu(adev)) 1449 return false; 1450 1451 mutex_lock(&adev->pm.mutex); 1452 cclk_dpm_supported = is_support_cclk_dpm(adev); 1453 mutex_unlock(&adev->pm.mutex); 1454 1455 return (int)cclk_dpm_supported; 1456 } 1457 1458 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1459 struct seq_file *m) 1460 { 1461 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1462 1463 if (!pp_funcs->debugfs_print_current_performance_level) 1464 return -EOPNOTSUPP; 1465 1466 mutex_lock(&adev->pm.mutex); 1467 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1468 m); 1469 mutex_unlock(&adev->pm.mutex); 1470 1471 return 0; 1472 } 1473 1474 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1475 void **addr, 1476 size_t *size) 1477 { 1478 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1479 int ret = 0; 1480 1481 if (!pp_funcs->get_smu_prv_buf_details) 1482 return -ENOSYS; 1483 1484 mutex_lock(&adev->pm.mutex); 1485 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1486 addr, 1487 size); 1488 mutex_unlock(&adev->pm.mutex); 1489 1490 return ret; 1491 } 1492 1493 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1494 { 1495 if (is_support_sw_smu(adev)) { 1496 struct smu_context *smu = adev->powerplay.pp_handle; 1497 1498 return (smu->od_enabled || smu->is_apu); 1499 } else { 1500 struct pp_hwmgr *hwmgr; 1501 1502 /* 1503 * dpm on some legacy asics don't carry od_enabled member 1504 * as its pp_handle is casted directly from adev. 1505 */ 1506 if (amdgpu_dpm_is_legacy_dpm(adev)) 1507 return false; 1508 1509 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1510 1511 return hwmgr->od_enabled; 1512 } 1513 } 1514 1515 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1516 const char *buf, 1517 size_t size) 1518 { 1519 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1520 int ret = 0; 1521 1522 if (!pp_funcs->set_pp_table) 1523 return -EOPNOTSUPP; 1524 1525 mutex_lock(&adev->pm.mutex); 1526 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1527 buf, 1528 size); 1529 mutex_unlock(&adev->pm.mutex); 1530 1531 return ret; 1532 } 1533 1534 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1535 { 1536 struct smu_context *smu = adev->powerplay.pp_handle; 1537 1538 if (!is_support_sw_smu(adev)) 1539 return INT_MAX; 1540 1541 return smu->cpu_core_num; 1542 } 1543 1544 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1545 { 1546 if (!is_support_sw_smu(adev)) 1547 return; 1548 1549 amdgpu_smu_stb_debug_fs_init(adev); 1550 } 1551 1552 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1553 const struct amd_pp_display_configuration *input) 1554 { 1555 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1556 int ret = 0; 1557 1558 if (!pp_funcs->display_configuration_change) 1559 return 0; 1560 1561 mutex_lock(&adev->pm.mutex); 1562 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1563 input); 1564 mutex_unlock(&adev->pm.mutex); 1565 1566 return ret; 1567 } 1568 1569 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1570 enum amd_pp_clock_type type, 1571 struct amd_pp_clocks *clocks) 1572 { 1573 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1574 int ret = 0; 1575 1576 if (!pp_funcs->get_clock_by_type) 1577 return 0; 1578 1579 mutex_lock(&adev->pm.mutex); 1580 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1581 type, 1582 clocks); 1583 mutex_unlock(&adev->pm.mutex); 1584 1585 return ret; 1586 } 1587 1588 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1589 struct amd_pp_simple_clock_info *clocks) 1590 { 1591 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1592 int ret = 0; 1593 1594 if (!pp_funcs->get_display_mode_validation_clocks) 1595 return 0; 1596 1597 mutex_lock(&adev->pm.mutex); 1598 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1599 clocks); 1600 mutex_unlock(&adev->pm.mutex); 1601 1602 return ret; 1603 } 1604 1605 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1606 enum amd_pp_clock_type type, 1607 struct pp_clock_levels_with_latency *clocks) 1608 { 1609 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1610 int ret = 0; 1611 1612 if (!pp_funcs->get_clock_by_type_with_latency) 1613 return 0; 1614 1615 mutex_lock(&adev->pm.mutex); 1616 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1617 type, 1618 clocks); 1619 mutex_unlock(&adev->pm.mutex); 1620 1621 return ret; 1622 } 1623 1624 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1625 enum amd_pp_clock_type type, 1626 struct pp_clock_levels_with_voltage *clocks) 1627 { 1628 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1629 int ret = 0; 1630 1631 if (!pp_funcs->get_clock_by_type_with_voltage) 1632 return 0; 1633 1634 mutex_lock(&adev->pm.mutex); 1635 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1636 type, 1637 clocks); 1638 mutex_unlock(&adev->pm.mutex); 1639 1640 return ret; 1641 } 1642 1643 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1644 void *clock_ranges) 1645 { 1646 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1647 int ret = 0; 1648 1649 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1650 return -EOPNOTSUPP; 1651 1652 mutex_lock(&adev->pm.mutex); 1653 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1654 clock_ranges); 1655 mutex_unlock(&adev->pm.mutex); 1656 1657 return ret; 1658 } 1659 1660 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1661 struct pp_display_clock_request *clock) 1662 { 1663 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1664 int ret = 0; 1665 1666 if (!pp_funcs->display_clock_voltage_request) 1667 return -EOPNOTSUPP; 1668 1669 mutex_lock(&adev->pm.mutex); 1670 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1671 clock); 1672 mutex_unlock(&adev->pm.mutex); 1673 1674 return ret; 1675 } 1676 1677 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1678 struct amd_pp_clock_info *clocks) 1679 { 1680 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1681 int ret = 0; 1682 1683 if (!pp_funcs->get_current_clocks) 1684 return -EOPNOTSUPP; 1685 1686 mutex_lock(&adev->pm.mutex); 1687 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1688 clocks); 1689 mutex_unlock(&adev->pm.mutex); 1690 1691 return ret; 1692 } 1693 1694 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1695 { 1696 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1697 1698 if (!pp_funcs->notify_smu_enable_pwe) 1699 return; 1700 1701 mutex_lock(&adev->pm.mutex); 1702 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1703 mutex_unlock(&adev->pm.mutex); 1704 } 1705 1706 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1707 uint32_t count) 1708 { 1709 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1710 int ret = 0; 1711 1712 if (!pp_funcs->set_active_display_count) 1713 return -EOPNOTSUPP; 1714 1715 mutex_lock(&adev->pm.mutex); 1716 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1717 count); 1718 mutex_unlock(&adev->pm.mutex); 1719 1720 return ret; 1721 } 1722 1723 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1724 uint32_t clock) 1725 { 1726 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1727 int ret = 0; 1728 1729 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1730 return -EOPNOTSUPP; 1731 1732 mutex_lock(&adev->pm.mutex); 1733 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1734 clock); 1735 mutex_unlock(&adev->pm.mutex); 1736 1737 return ret; 1738 } 1739 1740 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1741 uint32_t clock) 1742 { 1743 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1744 1745 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1746 return; 1747 1748 mutex_lock(&adev->pm.mutex); 1749 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1750 clock); 1751 mutex_unlock(&adev->pm.mutex); 1752 } 1753 1754 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1755 uint32_t clock) 1756 { 1757 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1758 1759 if (!pp_funcs->set_hard_min_fclk_by_freq) 1760 return; 1761 1762 mutex_lock(&adev->pm.mutex); 1763 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1764 clock); 1765 mutex_unlock(&adev->pm.mutex); 1766 } 1767 1768 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1769 bool disable_memory_clock_switch) 1770 { 1771 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1772 int ret = 0; 1773 1774 if (!pp_funcs->display_disable_memory_clock_switch) 1775 return 0; 1776 1777 mutex_lock(&adev->pm.mutex); 1778 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1779 disable_memory_clock_switch); 1780 mutex_unlock(&adev->pm.mutex); 1781 1782 return ret; 1783 } 1784 1785 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1786 struct pp_smu_nv_clock_table *max_clocks) 1787 { 1788 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1789 int ret = 0; 1790 1791 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1792 return -EOPNOTSUPP; 1793 1794 mutex_lock(&adev->pm.mutex); 1795 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1796 max_clocks); 1797 mutex_unlock(&adev->pm.mutex); 1798 1799 return ret; 1800 } 1801 1802 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1803 unsigned int *clock_values_in_khz, 1804 unsigned int *num_states) 1805 { 1806 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1807 int ret = 0; 1808 1809 if (!pp_funcs->get_uclk_dpm_states) 1810 return -EOPNOTSUPP; 1811 1812 mutex_lock(&adev->pm.mutex); 1813 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1814 clock_values_in_khz, 1815 num_states); 1816 mutex_unlock(&adev->pm.mutex); 1817 1818 return ret; 1819 } 1820 1821 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1822 struct dpm_clocks *clock_table) 1823 { 1824 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1825 int ret = 0; 1826 1827 if (!pp_funcs->get_dpm_clock_table) 1828 return -EOPNOTSUPP; 1829 1830 mutex_lock(&adev->pm.mutex); 1831 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1832 clock_table); 1833 mutex_unlock(&adev->pm.mutex); 1834 1835 return ret; 1836 } 1837