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 int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en) 185 { 186 int ret = 0; 187 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 188 189 if (pp_funcs && pp_funcs->notify_rlc_state) { 190 mutex_lock(&adev->pm.mutex); 191 192 ret = pp_funcs->notify_rlc_state( 193 adev->powerplay.pp_handle, 194 en); 195 196 mutex_unlock(&adev->pm.mutex); 197 } 198 199 return ret; 200 } 201 202 bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 203 { 204 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 205 void *pp_handle = adev->powerplay.pp_handle; 206 bool baco_cap; 207 int ret = 0; 208 209 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 210 return false; 211 /* Don't use baco for reset in S3. 212 * This is a workaround for some platforms 213 * where entering BACO during suspend 214 * seems to cause reboots or hangs. 215 * This might be related to the fact that BACO controls 216 * power to the whole GPU including devices like audio and USB. 217 * Powering down/up everything may adversely affect these other 218 * devices. Needs more investigation. 219 */ 220 if (adev->in_s3) 221 return false; 222 223 mutex_lock(&adev->pm.mutex); 224 225 ret = pp_funcs->get_asic_baco_capability(pp_handle, 226 &baco_cap); 227 228 mutex_unlock(&adev->pm.mutex); 229 230 return ret ? false : baco_cap; 231 } 232 233 int amdgpu_dpm_mode2_reset(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_mode_2) 240 return -ENOENT; 241 242 mutex_lock(&adev->pm.mutex); 243 244 ret = pp_funcs->asic_reset_mode_2(pp_handle); 245 246 mutex_unlock(&adev->pm.mutex); 247 248 return ret; 249 } 250 251 int amdgpu_dpm_enable_gfx_features(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->asic_reset_enable_gfx_features) 258 return -ENOENT; 259 260 mutex_lock(&adev->pm.mutex); 261 262 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 263 264 mutex_unlock(&adev->pm.mutex); 265 266 return ret; 267 } 268 269 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 270 { 271 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 272 void *pp_handle = adev->powerplay.pp_handle; 273 int ret = 0; 274 275 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 276 return -ENOENT; 277 278 mutex_lock(&adev->pm.mutex); 279 280 /* enter BACO state */ 281 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 282 if (ret) 283 goto out; 284 285 /* exit BACO state */ 286 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 287 288 out: 289 mutex_unlock(&adev->pm.mutex); 290 return ret; 291 } 292 293 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 294 { 295 struct smu_context *smu = adev->powerplay.pp_handle; 296 bool support_mode1_reset = false; 297 298 if (is_support_sw_smu(adev)) { 299 mutex_lock(&adev->pm.mutex); 300 support_mode1_reset = smu_mode1_reset_is_support(smu); 301 mutex_unlock(&adev->pm.mutex); 302 } 303 304 return support_mode1_reset; 305 } 306 307 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 308 { 309 struct smu_context *smu = adev->powerplay.pp_handle; 310 int ret = -EOPNOTSUPP; 311 312 if (is_support_sw_smu(adev)) { 313 mutex_lock(&adev->pm.mutex); 314 ret = smu_mode1_reset(smu); 315 mutex_unlock(&adev->pm.mutex); 316 } 317 318 return ret; 319 } 320 321 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 322 enum PP_SMC_POWER_PROFILE type, 323 bool en) 324 { 325 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 326 int ret = 0; 327 328 if (amdgpu_sriov_vf(adev)) 329 return 0; 330 331 if (pp_funcs && pp_funcs->switch_power_profile) { 332 mutex_lock(&adev->pm.mutex); 333 ret = pp_funcs->switch_power_profile( 334 adev->powerplay.pp_handle, type, en); 335 mutex_unlock(&adev->pm.mutex); 336 } 337 338 return ret; 339 } 340 341 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 342 uint32_t pstate) 343 { 344 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 345 int ret = 0; 346 347 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 348 mutex_lock(&adev->pm.mutex); 349 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 350 pstate); 351 mutex_unlock(&adev->pm.mutex); 352 } 353 354 return ret; 355 } 356 357 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 358 uint32_t cstate) 359 { 360 int ret = 0; 361 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 362 void *pp_handle = adev->powerplay.pp_handle; 363 364 if (pp_funcs && pp_funcs->set_df_cstate) { 365 mutex_lock(&adev->pm.mutex); 366 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 367 mutex_unlock(&adev->pm.mutex); 368 } 369 370 return ret; 371 } 372 373 int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev, char **mode_desc) 374 { 375 struct smu_context *smu = adev->powerplay.pp_handle; 376 int mode = XGMI_PLPD_NONE; 377 378 if (is_support_sw_smu(adev)) { 379 mode = smu->plpd_mode; 380 if (mode_desc == NULL) 381 return mode; 382 switch (smu->plpd_mode) { 383 case XGMI_PLPD_DISALLOW: 384 *mode_desc = "disallow"; 385 break; 386 case XGMI_PLPD_DEFAULT: 387 *mode_desc = "default"; 388 break; 389 case XGMI_PLPD_OPTIMIZED: 390 *mode_desc = "optimized"; 391 break; 392 case XGMI_PLPD_NONE: 393 default: 394 *mode_desc = "none"; 395 break; 396 } 397 } 398 399 return mode; 400 } 401 402 int amdgpu_dpm_set_xgmi_plpd_mode(struct amdgpu_device *adev, int mode) 403 { 404 struct smu_context *smu = adev->powerplay.pp_handle; 405 int ret = -EOPNOTSUPP; 406 407 if (is_support_sw_smu(adev)) { 408 mutex_lock(&adev->pm.mutex); 409 ret = smu_set_xgmi_plpd_mode(smu, mode); 410 mutex_unlock(&adev->pm.mutex); 411 } 412 413 return ret; 414 } 415 416 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 417 { 418 void *pp_handle = adev->powerplay.pp_handle; 419 const struct amd_pm_funcs *pp_funcs = 420 adev->powerplay.pp_funcs; 421 int ret = 0; 422 423 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 424 mutex_lock(&adev->pm.mutex); 425 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 426 mutex_unlock(&adev->pm.mutex); 427 } 428 429 return ret; 430 } 431 432 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 433 uint32_t msg_id) 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 = 0; 439 440 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 441 mutex_lock(&adev->pm.mutex); 442 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 443 msg_id); 444 mutex_unlock(&adev->pm.mutex); 445 } 446 447 return ret; 448 } 449 450 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 451 bool acquire) 452 { 453 void *pp_handle = adev->powerplay.pp_handle; 454 const struct amd_pm_funcs *pp_funcs = 455 adev->powerplay.pp_funcs; 456 int ret = -EOPNOTSUPP; 457 458 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 459 mutex_lock(&adev->pm.mutex); 460 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 461 acquire); 462 mutex_unlock(&adev->pm.mutex); 463 } 464 465 return ret; 466 } 467 468 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 469 { 470 if (adev->pm.dpm_enabled) { 471 mutex_lock(&adev->pm.mutex); 472 if (power_supply_is_system_supplied() > 0) 473 adev->pm.ac_power = true; 474 else 475 adev->pm.ac_power = false; 476 477 if (adev->powerplay.pp_funcs && 478 adev->powerplay.pp_funcs->enable_bapm) 479 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 480 481 if (is_support_sw_smu(adev)) 482 smu_set_ac_dc(adev->powerplay.pp_handle); 483 484 mutex_unlock(&adev->pm.mutex); 485 } 486 } 487 488 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 489 void *data, uint32_t *size) 490 { 491 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 492 int ret = -EINVAL; 493 494 if (!data || !size) 495 return -EINVAL; 496 497 if (pp_funcs && pp_funcs->read_sensor) { 498 mutex_lock(&adev->pm.mutex); 499 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 500 sensor, 501 data, 502 size); 503 mutex_unlock(&adev->pm.mutex); 504 } 505 506 return ret; 507 } 508 509 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 510 { 511 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 512 int ret = -EOPNOTSUPP; 513 514 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 515 mutex_lock(&adev->pm.mutex); 516 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 517 mutex_unlock(&adev->pm.mutex); 518 } 519 520 return ret; 521 } 522 523 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 524 { 525 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 526 int ret = -EOPNOTSUPP; 527 528 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 529 mutex_lock(&adev->pm.mutex); 530 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 531 mutex_unlock(&adev->pm.mutex); 532 } 533 534 return ret; 535 } 536 537 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 538 { 539 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 540 int i; 541 542 if (!adev->pm.dpm_enabled) 543 return; 544 545 if (!pp_funcs->pm_compute_clocks) 546 return; 547 548 if (adev->mode_info.num_crtc) 549 amdgpu_display_bandwidth_update(adev); 550 551 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 552 struct amdgpu_ring *ring = adev->rings[i]; 553 if (ring && ring->sched.ready) 554 amdgpu_fence_wait_empty(ring); 555 } 556 557 mutex_lock(&adev->pm.mutex); 558 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 559 mutex_unlock(&adev->pm.mutex); 560 } 561 562 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 563 { 564 int ret = 0; 565 566 if (adev->family == AMDGPU_FAMILY_SI) { 567 mutex_lock(&adev->pm.mutex); 568 if (enable) { 569 adev->pm.dpm.uvd_active = true; 570 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 571 } else { 572 adev->pm.dpm.uvd_active = false; 573 } 574 mutex_unlock(&adev->pm.mutex); 575 576 amdgpu_dpm_compute_clocks(adev); 577 return; 578 } 579 580 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 581 if (ret) 582 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 583 enable ? "enable" : "disable", ret); 584 } 585 586 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 587 { 588 int ret = 0; 589 590 if (adev->family == AMDGPU_FAMILY_SI) { 591 mutex_lock(&adev->pm.mutex); 592 if (enable) { 593 adev->pm.dpm.vce_active = true; 594 /* XXX select vce level based on ring/task */ 595 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 596 } else { 597 adev->pm.dpm.vce_active = false; 598 } 599 mutex_unlock(&adev->pm.mutex); 600 601 amdgpu_dpm_compute_clocks(adev); 602 return; 603 } 604 605 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 606 if (ret) 607 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 608 enable ? "enable" : "disable", ret); 609 } 610 611 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 612 { 613 int ret = 0; 614 615 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 616 if (ret) 617 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 618 enable ? "enable" : "disable", ret); 619 } 620 621 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 622 { 623 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 624 int r = 0; 625 626 if (!pp_funcs || !pp_funcs->load_firmware) 627 return 0; 628 629 mutex_lock(&adev->pm.mutex); 630 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 631 if (r) { 632 pr_err("smu firmware loading failed\n"); 633 goto out; 634 } 635 636 if (smu_version) 637 *smu_version = adev->pm.fw_version; 638 639 out: 640 mutex_unlock(&adev->pm.mutex); 641 return r; 642 } 643 644 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 645 { 646 int ret = 0; 647 648 if (is_support_sw_smu(adev)) { 649 mutex_lock(&adev->pm.mutex); 650 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 651 enable); 652 mutex_unlock(&adev->pm.mutex); 653 } 654 655 return ret; 656 } 657 658 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 659 { 660 struct smu_context *smu = adev->powerplay.pp_handle; 661 int ret = 0; 662 663 if (!is_support_sw_smu(adev)) 664 return -EOPNOTSUPP; 665 666 mutex_lock(&adev->pm.mutex); 667 ret = smu_send_hbm_bad_pages_num(smu, size); 668 mutex_unlock(&adev->pm.mutex); 669 670 return ret; 671 } 672 673 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 674 { 675 struct smu_context *smu = adev->powerplay.pp_handle; 676 int ret = 0; 677 678 if (!is_support_sw_smu(adev)) 679 return -EOPNOTSUPP; 680 681 mutex_lock(&adev->pm.mutex); 682 ret = smu_send_hbm_bad_channel_flag(smu, size); 683 mutex_unlock(&adev->pm.mutex); 684 685 return ret; 686 } 687 688 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 689 enum pp_clock_type type, 690 uint32_t *min, 691 uint32_t *max) 692 { 693 int ret = 0; 694 695 if (type != PP_SCLK) 696 return -EINVAL; 697 698 if (!is_support_sw_smu(adev)) 699 return -EOPNOTSUPP; 700 701 mutex_lock(&adev->pm.mutex); 702 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 703 SMU_SCLK, 704 min, 705 max); 706 mutex_unlock(&adev->pm.mutex); 707 708 return ret; 709 } 710 711 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 712 enum pp_clock_type type, 713 uint32_t min, 714 uint32_t max) 715 { 716 struct smu_context *smu = adev->powerplay.pp_handle; 717 int ret = 0; 718 719 if (type != PP_SCLK) 720 return -EINVAL; 721 722 if (!is_support_sw_smu(adev)) 723 return -EOPNOTSUPP; 724 725 mutex_lock(&adev->pm.mutex); 726 ret = smu_set_soft_freq_range(smu, 727 SMU_SCLK, 728 min, 729 max); 730 mutex_unlock(&adev->pm.mutex); 731 732 return ret; 733 } 734 735 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 736 { 737 struct smu_context *smu = adev->powerplay.pp_handle; 738 int ret = 0; 739 740 if (!is_support_sw_smu(adev)) 741 return 0; 742 743 mutex_lock(&adev->pm.mutex); 744 ret = smu_write_watermarks_table(smu); 745 mutex_unlock(&adev->pm.mutex); 746 747 return ret; 748 } 749 750 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 751 enum smu_event_type event, 752 uint64_t event_arg) 753 { 754 struct smu_context *smu = adev->powerplay.pp_handle; 755 int ret = 0; 756 757 if (!is_support_sw_smu(adev)) 758 return -EOPNOTSUPP; 759 760 mutex_lock(&adev->pm.mutex); 761 ret = smu_wait_for_event(smu, event, event_arg); 762 mutex_unlock(&adev->pm.mutex); 763 764 return ret; 765 } 766 767 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 768 { 769 struct smu_context *smu = adev->powerplay.pp_handle; 770 int ret = 0; 771 772 if (!is_support_sw_smu(adev)) 773 return -EOPNOTSUPP; 774 775 mutex_lock(&adev->pm.mutex); 776 ret = smu_set_residency_gfxoff(smu, value); 777 mutex_unlock(&adev->pm.mutex); 778 779 return ret; 780 } 781 782 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 783 { 784 struct smu_context *smu = adev->powerplay.pp_handle; 785 int ret = 0; 786 787 if (!is_support_sw_smu(adev)) 788 return -EOPNOTSUPP; 789 790 mutex_lock(&adev->pm.mutex); 791 ret = smu_get_residency_gfxoff(smu, value); 792 mutex_unlock(&adev->pm.mutex); 793 794 return ret; 795 } 796 797 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 798 { 799 struct smu_context *smu = adev->powerplay.pp_handle; 800 int ret = 0; 801 802 if (!is_support_sw_smu(adev)) 803 return -EOPNOTSUPP; 804 805 mutex_lock(&adev->pm.mutex); 806 ret = smu_get_entrycount_gfxoff(smu, value); 807 mutex_unlock(&adev->pm.mutex); 808 809 return ret; 810 } 811 812 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 813 { 814 struct smu_context *smu = adev->powerplay.pp_handle; 815 int ret = 0; 816 817 if (!is_support_sw_smu(adev)) 818 return -EOPNOTSUPP; 819 820 mutex_lock(&adev->pm.mutex); 821 ret = smu_get_status_gfxoff(smu, value); 822 mutex_unlock(&adev->pm.mutex); 823 824 return ret; 825 } 826 827 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 828 { 829 struct smu_context *smu = adev->powerplay.pp_handle; 830 831 if (!is_support_sw_smu(adev)) 832 return 0; 833 834 return atomic64_read(&smu->throttle_int_counter); 835 } 836 837 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 838 * @adev: amdgpu_device pointer 839 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 840 * 841 */ 842 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 843 enum gfx_change_state state) 844 { 845 mutex_lock(&adev->pm.mutex); 846 if (adev->powerplay.pp_funcs && 847 adev->powerplay.pp_funcs->gfx_state_change_set) 848 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 849 (adev)->powerplay.pp_handle, state)); 850 mutex_unlock(&adev->pm.mutex); 851 } 852 853 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 854 void *umc_ecc) 855 { 856 struct smu_context *smu = adev->powerplay.pp_handle; 857 int ret = 0; 858 859 if (!is_support_sw_smu(adev)) 860 return -EOPNOTSUPP; 861 862 mutex_lock(&adev->pm.mutex); 863 ret = smu_get_ecc_info(smu, umc_ecc); 864 mutex_unlock(&adev->pm.mutex); 865 866 return ret; 867 } 868 869 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 870 uint32_t idx) 871 { 872 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 873 struct amd_vce_state *vstate = NULL; 874 875 if (!pp_funcs->get_vce_clock_state) 876 return NULL; 877 878 mutex_lock(&adev->pm.mutex); 879 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 880 idx); 881 mutex_unlock(&adev->pm.mutex); 882 883 return vstate; 884 } 885 886 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 887 enum amd_pm_state_type *state) 888 { 889 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 890 891 mutex_lock(&adev->pm.mutex); 892 893 if (!pp_funcs->get_current_power_state) { 894 *state = adev->pm.dpm.user_state; 895 goto out; 896 } 897 898 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 899 if (*state < POWER_STATE_TYPE_DEFAULT || 900 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 901 *state = adev->pm.dpm.user_state; 902 903 out: 904 mutex_unlock(&adev->pm.mutex); 905 } 906 907 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 908 enum amd_pm_state_type state) 909 { 910 mutex_lock(&adev->pm.mutex); 911 adev->pm.dpm.user_state = state; 912 mutex_unlock(&adev->pm.mutex); 913 914 if (is_support_sw_smu(adev)) 915 return; 916 917 if (amdgpu_dpm_dispatch_task(adev, 918 AMD_PP_TASK_ENABLE_USER_STATE, 919 &state) == -EOPNOTSUPP) 920 amdgpu_dpm_compute_clocks(adev); 921 } 922 923 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 924 { 925 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 926 enum amd_dpm_forced_level level; 927 928 if (!pp_funcs) 929 return AMD_DPM_FORCED_LEVEL_AUTO; 930 931 mutex_lock(&adev->pm.mutex); 932 if (pp_funcs->get_performance_level) 933 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 934 else 935 level = adev->pm.dpm.forced_level; 936 mutex_unlock(&adev->pm.mutex); 937 938 return level; 939 } 940 941 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 942 enum amd_dpm_forced_level level) 943 { 944 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 945 enum amd_dpm_forced_level current_level; 946 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 947 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 948 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 949 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 950 951 if (!pp_funcs || !pp_funcs->force_performance_level) 952 return 0; 953 954 if (adev->pm.dpm.thermal_active) 955 return -EINVAL; 956 957 current_level = amdgpu_dpm_get_performance_level(adev); 958 if (current_level == level) 959 return 0; 960 961 if (adev->asic_type == CHIP_RAVEN) { 962 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 963 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 964 level == AMD_DPM_FORCED_LEVEL_MANUAL) 965 amdgpu_gfx_off_ctrl(adev, false); 966 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 967 level != AMD_DPM_FORCED_LEVEL_MANUAL) 968 amdgpu_gfx_off_ctrl(adev, true); 969 } 970 } 971 972 if (!(current_level & profile_mode_mask) && 973 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 974 return -EINVAL; 975 976 if (!(current_level & profile_mode_mask) && 977 (level & profile_mode_mask)) { 978 /* enter UMD Pstate */ 979 amdgpu_device_ip_set_powergating_state(adev, 980 AMD_IP_BLOCK_TYPE_GFX, 981 AMD_PG_STATE_UNGATE); 982 amdgpu_device_ip_set_clockgating_state(adev, 983 AMD_IP_BLOCK_TYPE_GFX, 984 AMD_CG_STATE_UNGATE); 985 } else if ((current_level & profile_mode_mask) && 986 !(level & profile_mode_mask)) { 987 /* exit UMD Pstate */ 988 amdgpu_device_ip_set_clockgating_state(adev, 989 AMD_IP_BLOCK_TYPE_GFX, 990 AMD_CG_STATE_GATE); 991 amdgpu_device_ip_set_powergating_state(adev, 992 AMD_IP_BLOCK_TYPE_GFX, 993 AMD_PG_STATE_GATE); 994 } 995 996 mutex_lock(&adev->pm.mutex); 997 998 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 999 level)) { 1000 mutex_unlock(&adev->pm.mutex); 1001 return -EINVAL; 1002 } 1003 1004 adev->pm.dpm.forced_level = level; 1005 1006 mutex_unlock(&adev->pm.mutex); 1007 1008 return 0; 1009 } 1010 1011 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 1012 struct pp_states_info *states) 1013 { 1014 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1015 int ret = 0; 1016 1017 if (!pp_funcs->get_pp_num_states) 1018 return -EOPNOTSUPP; 1019 1020 mutex_lock(&adev->pm.mutex); 1021 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1022 states); 1023 mutex_unlock(&adev->pm.mutex); 1024 1025 return ret; 1026 } 1027 1028 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1029 enum amd_pp_task task_id, 1030 enum amd_pm_state_type *user_state) 1031 { 1032 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1033 int ret = 0; 1034 1035 if (!pp_funcs->dispatch_tasks) 1036 return -EOPNOTSUPP; 1037 1038 mutex_lock(&adev->pm.mutex); 1039 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1040 task_id, 1041 user_state); 1042 mutex_unlock(&adev->pm.mutex); 1043 1044 return ret; 1045 } 1046 1047 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1048 { 1049 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1050 int ret = 0; 1051 1052 if (!pp_funcs->get_pp_table) 1053 return 0; 1054 1055 mutex_lock(&adev->pm.mutex); 1056 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1057 table); 1058 mutex_unlock(&adev->pm.mutex); 1059 1060 return ret; 1061 } 1062 1063 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1064 uint32_t type, 1065 long *input, 1066 uint32_t size) 1067 { 1068 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1069 int ret = 0; 1070 1071 if (!pp_funcs->set_fine_grain_clk_vol) 1072 return 0; 1073 1074 mutex_lock(&adev->pm.mutex); 1075 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1076 type, 1077 input, 1078 size); 1079 mutex_unlock(&adev->pm.mutex); 1080 1081 return ret; 1082 } 1083 1084 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1085 uint32_t type, 1086 long *input, 1087 uint32_t size) 1088 { 1089 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1090 int ret = 0; 1091 1092 if (!pp_funcs->odn_edit_dpm_table) 1093 return 0; 1094 1095 mutex_lock(&adev->pm.mutex); 1096 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1097 type, 1098 input, 1099 size); 1100 mutex_unlock(&adev->pm.mutex); 1101 1102 return ret; 1103 } 1104 1105 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1106 enum pp_clock_type type, 1107 char *buf) 1108 { 1109 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1110 int ret = 0; 1111 1112 if (!pp_funcs->print_clock_levels) 1113 return 0; 1114 1115 mutex_lock(&adev->pm.mutex); 1116 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1117 type, 1118 buf); 1119 mutex_unlock(&adev->pm.mutex); 1120 1121 return ret; 1122 } 1123 1124 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1125 enum pp_clock_type type, 1126 char *buf, 1127 int *offset) 1128 { 1129 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1130 int ret = 0; 1131 1132 if (!pp_funcs->emit_clock_levels) 1133 return -ENOENT; 1134 1135 mutex_lock(&adev->pm.mutex); 1136 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1137 type, 1138 buf, 1139 offset); 1140 mutex_unlock(&adev->pm.mutex); 1141 1142 return ret; 1143 } 1144 1145 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1146 uint64_t ppfeature_masks) 1147 { 1148 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1149 int ret = 0; 1150 1151 if (!pp_funcs->set_ppfeature_status) 1152 return 0; 1153 1154 mutex_lock(&adev->pm.mutex); 1155 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1156 ppfeature_masks); 1157 mutex_unlock(&adev->pm.mutex); 1158 1159 return ret; 1160 } 1161 1162 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1163 { 1164 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1165 int ret = 0; 1166 1167 if (!pp_funcs->get_ppfeature_status) 1168 return 0; 1169 1170 mutex_lock(&adev->pm.mutex); 1171 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1172 buf); 1173 mutex_unlock(&adev->pm.mutex); 1174 1175 return ret; 1176 } 1177 1178 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1179 enum pp_clock_type type, 1180 uint32_t mask) 1181 { 1182 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1183 int ret = 0; 1184 1185 if (!pp_funcs->force_clock_level) 1186 return 0; 1187 1188 mutex_lock(&adev->pm.mutex); 1189 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1190 type, 1191 mask); 1192 mutex_unlock(&adev->pm.mutex); 1193 1194 return ret; 1195 } 1196 1197 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1198 { 1199 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1200 int ret = 0; 1201 1202 if (!pp_funcs->get_sclk_od) 1203 return -EOPNOTSUPP; 1204 1205 mutex_lock(&adev->pm.mutex); 1206 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1207 mutex_unlock(&adev->pm.mutex); 1208 1209 return ret; 1210 } 1211 1212 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1213 { 1214 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1215 1216 if (is_support_sw_smu(adev)) 1217 return -EOPNOTSUPP; 1218 1219 mutex_lock(&adev->pm.mutex); 1220 if (pp_funcs->set_sclk_od) 1221 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1222 mutex_unlock(&adev->pm.mutex); 1223 1224 if (amdgpu_dpm_dispatch_task(adev, 1225 AMD_PP_TASK_READJUST_POWER_STATE, 1226 NULL) == -EOPNOTSUPP) { 1227 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1228 amdgpu_dpm_compute_clocks(adev); 1229 } 1230 1231 return 0; 1232 } 1233 1234 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1235 { 1236 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1237 int ret = 0; 1238 1239 if (!pp_funcs->get_mclk_od) 1240 return -EOPNOTSUPP; 1241 1242 mutex_lock(&adev->pm.mutex); 1243 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1244 mutex_unlock(&adev->pm.mutex); 1245 1246 return ret; 1247 } 1248 1249 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1250 { 1251 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1252 1253 if (is_support_sw_smu(adev)) 1254 return -EOPNOTSUPP; 1255 1256 mutex_lock(&adev->pm.mutex); 1257 if (pp_funcs->set_mclk_od) 1258 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1259 mutex_unlock(&adev->pm.mutex); 1260 1261 if (amdgpu_dpm_dispatch_task(adev, 1262 AMD_PP_TASK_READJUST_POWER_STATE, 1263 NULL) == -EOPNOTSUPP) { 1264 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1265 amdgpu_dpm_compute_clocks(adev); 1266 } 1267 1268 return 0; 1269 } 1270 1271 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1272 char *buf) 1273 { 1274 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1275 int ret = 0; 1276 1277 if (!pp_funcs->get_power_profile_mode) 1278 return -EOPNOTSUPP; 1279 1280 mutex_lock(&adev->pm.mutex); 1281 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1282 buf); 1283 mutex_unlock(&adev->pm.mutex); 1284 1285 return ret; 1286 } 1287 1288 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1289 long *input, uint32_t size) 1290 { 1291 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1292 int ret = 0; 1293 1294 if (!pp_funcs->set_power_profile_mode) 1295 return 0; 1296 1297 mutex_lock(&adev->pm.mutex); 1298 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1299 input, 1300 size); 1301 mutex_unlock(&adev->pm.mutex); 1302 1303 return ret; 1304 } 1305 1306 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1307 { 1308 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1309 int ret = 0; 1310 1311 if (!pp_funcs->get_gpu_metrics) 1312 return 0; 1313 1314 mutex_lock(&adev->pm.mutex); 1315 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1316 table); 1317 mutex_unlock(&adev->pm.mutex); 1318 1319 return ret; 1320 } 1321 1322 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1323 uint32_t *fan_mode) 1324 { 1325 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1326 int ret = 0; 1327 1328 if (!pp_funcs->get_fan_control_mode) 1329 return -EOPNOTSUPP; 1330 1331 mutex_lock(&adev->pm.mutex); 1332 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1333 fan_mode); 1334 mutex_unlock(&adev->pm.mutex); 1335 1336 return ret; 1337 } 1338 1339 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1340 uint32_t speed) 1341 { 1342 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1343 int ret = 0; 1344 1345 if (!pp_funcs->set_fan_speed_pwm) 1346 return -EOPNOTSUPP; 1347 1348 mutex_lock(&adev->pm.mutex); 1349 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1350 speed); 1351 mutex_unlock(&adev->pm.mutex); 1352 1353 return ret; 1354 } 1355 1356 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1357 uint32_t *speed) 1358 { 1359 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1360 int ret = 0; 1361 1362 if (!pp_funcs->get_fan_speed_pwm) 1363 return -EOPNOTSUPP; 1364 1365 mutex_lock(&adev->pm.mutex); 1366 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1367 speed); 1368 mutex_unlock(&adev->pm.mutex); 1369 1370 return ret; 1371 } 1372 1373 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1374 uint32_t *speed) 1375 { 1376 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1377 int ret = 0; 1378 1379 if (!pp_funcs->get_fan_speed_rpm) 1380 return -EOPNOTSUPP; 1381 1382 mutex_lock(&adev->pm.mutex); 1383 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1384 speed); 1385 mutex_unlock(&adev->pm.mutex); 1386 1387 return ret; 1388 } 1389 1390 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1391 uint32_t speed) 1392 { 1393 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1394 int ret = 0; 1395 1396 if (!pp_funcs->set_fan_speed_rpm) 1397 return -EOPNOTSUPP; 1398 1399 mutex_lock(&adev->pm.mutex); 1400 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1401 speed); 1402 mutex_unlock(&adev->pm.mutex); 1403 1404 return ret; 1405 } 1406 1407 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1408 uint32_t mode) 1409 { 1410 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1411 int ret = 0; 1412 1413 if (!pp_funcs->set_fan_control_mode) 1414 return -EOPNOTSUPP; 1415 1416 mutex_lock(&adev->pm.mutex); 1417 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1418 mode); 1419 mutex_unlock(&adev->pm.mutex); 1420 1421 return ret; 1422 } 1423 1424 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1425 uint32_t *limit, 1426 enum pp_power_limit_level pp_limit_level, 1427 enum pp_power_type power_type) 1428 { 1429 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1430 int ret = 0; 1431 1432 if (!pp_funcs->get_power_limit) 1433 return -ENODATA; 1434 1435 mutex_lock(&adev->pm.mutex); 1436 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1437 limit, 1438 pp_limit_level, 1439 power_type); 1440 mutex_unlock(&adev->pm.mutex); 1441 1442 return ret; 1443 } 1444 1445 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1446 uint32_t limit) 1447 { 1448 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1449 int ret = 0; 1450 1451 if (!pp_funcs->set_power_limit) 1452 return -EINVAL; 1453 1454 mutex_lock(&adev->pm.mutex); 1455 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1456 limit); 1457 mutex_unlock(&adev->pm.mutex); 1458 1459 return ret; 1460 } 1461 1462 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1463 { 1464 bool cclk_dpm_supported = false; 1465 1466 if (!is_support_sw_smu(adev)) 1467 return false; 1468 1469 mutex_lock(&adev->pm.mutex); 1470 cclk_dpm_supported = is_support_cclk_dpm(adev); 1471 mutex_unlock(&adev->pm.mutex); 1472 1473 return (int)cclk_dpm_supported; 1474 } 1475 1476 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1477 struct seq_file *m) 1478 { 1479 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1480 1481 if (!pp_funcs->debugfs_print_current_performance_level) 1482 return -EOPNOTSUPP; 1483 1484 mutex_lock(&adev->pm.mutex); 1485 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1486 m); 1487 mutex_unlock(&adev->pm.mutex); 1488 1489 return 0; 1490 } 1491 1492 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1493 void **addr, 1494 size_t *size) 1495 { 1496 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1497 int ret = 0; 1498 1499 if (!pp_funcs->get_smu_prv_buf_details) 1500 return -ENOSYS; 1501 1502 mutex_lock(&adev->pm.mutex); 1503 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1504 addr, 1505 size); 1506 mutex_unlock(&adev->pm.mutex); 1507 1508 return ret; 1509 } 1510 1511 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1512 { 1513 if (is_support_sw_smu(adev)) { 1514 struct smu_context *smu = adev->powerplay.pp_handle; 1515 1516 return (smu->od_enabled || smu->is_apu); 1517 } else { 1518 struct pp_hwmgr *hwmgr; 1519 1520 /* 1521 * dpm on some legacy asics don't carry od_enabled member 1522 * as its pp_handle is casted directly from adev. 1523 */ 1524 if (amdgpu_dpm_is_legacy_dpm(adev)) 1525 return false; 1526 1527 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1528 1529 return hwmgr->od_enabled; 1530 } 1531 } 1532 1533 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1534 const char *buf, 1535 size_t size) 1536 { 1537 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1538 int ret = 0; 1539 1540 if (!pp_funcs->set_pp_table) 1541 return -EOPNOTSUPP; 1542 1543 mutex_lock(&adev->pm.mutex); 1544 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1545 buf, 1546 size); 1547 mutex_unlock(&adev->pm.mutex); 1548 1549 return ret; 1550 } 1551 1552 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1553 { 1554 struct smu_context *smu = adev->powerplay.pp_handle; 1555 1556 if (!is_support_sw_smu(adev)) 1557 return INT_MAX; 1558 1559 return smu->cpu_core_num; 1560 } 1561 1562 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1563 { 1564 if (!is_support_sw_smu(adev)) 1565 return; 1566 1567 amdgpu_smu_stb_debug_fs_init(adev); 1568 } 1569 1570 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1571 const struct amd_pp_display_configuration *input) 1572 { 1573 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1574 int ret = 0; 1575 1576 if (!pp_funcs->display_configuration_change) 1577 return 0; 1578 1579 mutex_lock(&adev->pm.mutex); 1580 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1581 input); 1582 mutex_unlock(&adev->pm.mutex); 1583 1584 return ret; 1585 } 1586 1587 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1588 enum amd_pp_clock_type type, 1589 struct amd_pp_clocks *clocks) 1590 { 1591 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1592 int ret = 0; 1593 1594 if (!pp_funcs->get_clock_by_type) 1595 return 0; 1596 1597 mutex_lock(&adev->pm.mutex); 1598 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1599 type, 1600 clocks); 1601 mutex_unlock(&adev->pm.mutex); 1602 1603 return ret; 1604 } 1605 1606 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1607 struct amd_pp_simple_clock_info *clocks) 1608 { 1609 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1610 int ret = 0; 1611 1612 if (!pp_funcs->get_display_mode_validation_clocks) 1613 return 0; 1614 1615 mutex_lock(&adev->pm.mutex); 1616 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1617 clocks); 1618 mutex_unlock(&adev->pm.mutex); 1619 1620 return ret; 1621 } 1622 1623 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1624 enum amd_pp_clock_type type, 1625 struct pp_clock_levels_with_latency *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_latency) 1631 return 0; 1632 1633 mutex_lock(&adev->pm.mutex); 1634 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1635 type, 1636 clocks); 1637 mutex_unlock(&adev->pm.mutex); 1638 1639 return ret; 1640 } 1641 1642 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1643 enum amd_pp_clock_type type, 1644 struct pp_clock_levels_with_voltage *clocks) 1645 { 1646 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1647 int ret = 0; 1648 1649 if (!pp_funcs->get_clock_by_type_with_voltage) 1650 return 0; 1651 1652 mutex_lock(&adev->pm.mutex); 1653 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1654 type, 1655 clocks); 1656 mutex_unlock(&adev->pm.mutex); 1657 1658 return ret; 1659 } 1660 1661 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1662 void *clock_ranges) 1663 { 1664 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1665 int ret = 0; 1666 1667 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1668 return -EOPNOTSUPP; 1669 1670 mutex_lock(&adev->pm.mutex); 1671 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1672 clock_ranges); 1673 mutex_unlock(&adev->pm.mutex); 1674 1675 return ret; 1676 } 1677 1678 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1679 struct pp_display_clock_request *clock) 1680 { 1681 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1682 int ret = 0; 1683 1684 if (!pp_funcs->display_clock_voltage_request) 1685 return -EOPNOTSUPP; 1686 1687 mutex_lock(&adev->pm.mutex); 1688 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1689 clock); 1690 mutex_unlock(&adev->pm.mutex); 1691 1692 return ret; 1693 } 1694 1695 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1696 struct amd_pp_clock_info *clocks) 1697 { 1698 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1699 int ret = 0; 1700 1701 if (!pp_funcs->get_current_clocks) 1702 return -EOPNOTSUPP; 1703 1704 mutex_lock(&adev->pm.mutex); 1705 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1706 clocks); 1707 mutex_unlock(&adev->pm.mutex); 1708 1709 return ret; 1710 } 1711 1712 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1713 { 1714 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1715 1716 if (!pp_funcs->notify_smu_enable_pwe) 1717 return; 1718 1719 mutex_lock(&adev->pm.mutex); 1720 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1721 mutex_unlock(&adev->pm.mutex); 1722 } 1723 1724 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1725 uint32_t count) 1726 { 1727 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1728 int ret = 0; 1729 1730 if (!pp_funcs->set_active_display_count) 1731 return -EOPNOTSUPP; 1732 1733 mutex_lock(&adev->pm.mutex); 1734 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1735 count); 1736 mutex_unlock(&adev->pm.mutex); 1737 1738 return ret; 1739 } 1740 1741 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1742 uint32_t clock) 1743 { 1744 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1745 int ret = 0; 1746 1747 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1748 return -EOPNOTSUPP; 1749 1750 mutex_lock(&adev->pm.mutex); 1751 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1752 clock); 1753 mutex_unlock(&adev->pm.mutex); 1754 1755 return ret; 1756 } 1757 1758 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1759 uint32_t clock) 1760 { 1761 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1762 1763 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1764 return; 1765 1766 mutex_lock(&adev->pm.mutex); 1767 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1768 clock); 1769 mutex_unlock(&adev->pm.mutex); 1770 } 1771 1772 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1773 uint32_t clock) 1774 { 1775 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1776 1777 if (!pp_funcs->set_hard_min_fclk_by_freq) 1778 return; 1779 1780 mutex_lock(&adev->pm.mutex); 1781 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1782 clock); 1783 mutex_unlock(&adev->pm.mutex); 1784 } 1785 1786 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1787 bool disable_memory_clock_switch) 1788 { 1789 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1790 int ret = 0; 1791 1792 if (!pp_funcs->display_disable_memory_clock_switch) 1793 return 0; 1794 1795 mutex_lock(&adev->pm.mutex); 1796 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1797 disable_memory_clock_switch); 1798 mutex_unlock(&adev->pm.mutex); 1799 1800 return ret; 1801 } 1802 1803 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1804 struct pp_smu_nv_clock_table *max_clocks) 1805 { 1806 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1807 int ret = 0; 1808 1809 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1810 return -EOPNOTSUPP; 1811 1812 mutex_lock(&adev->pm.mutex); 1813 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1814 max_clocks); 1815 mutex_unlock(&adev->pm.mutex); 1816 1817 return ret; 1818 } 1819 1820 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1821 unsigned int *clock_values_in_khz, 1822 unsigned int *num_states) 1823 { 1824 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1825 int ret = 0; 1826 1827 if (!pp_funcs->get_uclk_dpm_states) 1828 return -EOPNOTSUPP; 1829 1830 mutex_lock(&adev->pm.mutex); 1831 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1832 clock_values_in_khz, 1833 num_states); 1834 mutex_unlock(&adev->pm.mutex); 1835 1836 return ret; 1837 } 1838 1839 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1840 struct dpm_clocks *clock_table) 1841 { 1842 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1843 int ret = 0; 1844 1845 if (!pp_funcs->get_dpm_clock_table) 1846 return -EOPNOTSUPP; 1847 1848 mutex_lock(&adev->pm.mutex); 1849 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1850 clock_table); 1851 mutex_unlock(&adev->pm.mutex); 1852 1853 return ret; 1854 } 1855