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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 41int 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 57int 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 73int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, 74 uint32_t block_type, 75 bool gate, 76 int inst) 77{ 78 int ret = 0; 79 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 80 enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; 81 bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN; 82 83 mutex_lock(&adev->pm.mutex); 84 85 if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state && 86 (!is_vcn || adev->vcn.num_vcn_inst == 1)) { 87 dev_dbg(adev->dev, "IP block%d already in the target %s state!", 88 block_type, gate ? "gate" : "ungate"); 89 goto out_unlock; 90 } 91 92 switch (block_type) { 93 case AMD_IP_BLOCK_TYPE_UVD: 94 case AMD_IP_BLOCK_TYPE_VCE: 95 case AMD_IP_BLOCK_TYPE_GFX: 96 case AMD_IP_BLOCK_TYPE_SDMA: 97 case AMD_IP_BLOCK_TYPE_JPEG: 98 case AMD_IP_BLOCK_TYPE_GMC: 99 case AMD_IP_BLOCK_TYPE_ACP: 100 case AMD_IP_BLOCK_TYPE_VPE: 101 case AMD_IP_BLOCK_TYPE_ISP: 102 if (pp_funcs && pp_funcs->set_powergating_by_smu) 103 ret = (pp_funcs->set_powergating_by_smu( 104 (adev)->powerplay.pp_handle, block_type, gate, 0)); 105 break; 106 case AMD_IP_BLOCK_TYPE_VCN: 107 if (pp_funcs && pp_funcs->set_powergating_by_smu) 108 ret = (pp_funcs->set_powergating_by_smu( 109 (adev)->powerplay.pp_handle, block_type, gate, inst)); 110 break; 111 default: 112 break; 113 } 114 115 if (!ret) 116 atomic_set(&adev->pm.pwr_state[block_type], pwr_state); 117 118out_unlock: 119 mutex_unlock(&adev->pm.mutex); 120 121 return ret; 122} 123 124int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) 125{ 126 struct smu_context *smu = adev->powerplay.pp_handle; 127 int ret = -EOPNOTSUPP; 128 129 mutex_lock(&adev->pm.mutex); 130 ret = smu_set_gfx_power_up_by_imu(smu); 131 mutex_unlock(&adev->pm.mutex); 132 133 msleep(10); 134 135 return ret; 136} 137 138int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) 139{ 140 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 141 void *pp_handle = adev->powerplay.pp_handle; 142 int ret = 0; 143 144 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 145 return -ENOENT; 146 147 mutex_lock(&adev->pm.mutex); 148 149 /* enter BACO state */ 150 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 151 152 mutex_unlock(&adev->pm.mutex); 153 154 return ret; 155} 156 157int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) 158{ 159 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 160 void *pp_handle = adev->powerplay.pp_handle; 161 int ret = 0; 162 163 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 164 return -ENOENT; 165 166 mutex_lock(&adev->pm.mutex); 167 168 /* exit BACO state */ 169 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 170 171 mutex_unlock(&adev->pm.mutex); 172 173 return ret; 174} 175 176int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, 177 enum pp_mp1_state mp1_state) 178{ 179 int ret = 0; 180 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 181 182 if (mp1_state == PP_MP1_STATE_FLR) { 183 /* VF lost access to SMU */ 184 if (amdgpu_sriov_vf(adev)) 185 adev->pm.dpm_enabled = false; 186 } else if (pp_funcs && pp_funcs->set_mp1_state) { 187 mutex_lock(&adev->pm.mutex); 188 189 ret = pp_funcs->set_mp1_state( 190 adev->powerplay.pp_handle, 191 mp1_state); 192 193 mutex_unlock(&adev->pm.mutex); 194 } 195 196 return ret; 197} 198 199int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 200{ 201 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 202 void *pp_handle = adev->powerplay.pp_handle; 203 int ret; 204 205 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 206 return 0; 207 /* Don't use baco for reset in S3. 208 * This is a workaround for some platforms 209 * where entering BACO during suspend 210 * seems to cause reboots or hangs. 211 * This might be related to the fact that BACO controls 212 * power to the whole GPU including devices like audio and USB. 213 * Powering down/up everything may adversely affect these other 214 * devices. Needs more investigation. 215 */ 216 if (adev->in_s3) 217 return 0; 218 219 mutex_lock(&adev->pm.mutex); 220 221 ret = pp_funcs->get_asic_baco_capability(pp_handle); 222 223 mutex_unlock(&adev->pm.mutex); 224 225 return ret; 226} 227 228int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) 229{ 230 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 231 void *pp_handle = adev->powerplay.pp_handle; 232 int ret = 0; 233 234 if (!pp_funcs || !pp_funcs->asic_reset_mode_2) 235 return -ENOENT; 236 237 mutex_lock(&adev->pm.mutex); 238 239 ret = pp_funcs->asic_reset_mode_2(pp_handle); 240 241 mutex_unlock(&adev->pm.mutex); 242 243 return ret; 244} 245 246int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev) 247{ 248 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 249 void *pp_handle = adev->powerplay.pp_handle; 250 int ret = 0; 251 252 if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features) 253 return -ENOENT; 254 255 mutex_lock(&adev->pm.mutex); 256 257 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 258 259 mutex_unlock(&adev->pm.mutex); 260 261 return ret; 262} 263 264int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 265{ 266 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 267 void *pp_handle = adev->powerplay.pp_handle; 268 int ret = 0; 269 270 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 271 return -ENOENT; 272 273 mutex_lock(&adev->pm.mutex); 274 275 /* enter BACO state */ 276 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 277 if (ret) 278 goto out; 279 280 /* exit BACO state */ 281 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 282 283out: 284 mutex_unlock(&adev->pm.mutex); 285 return ret; 286} 287 288bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 289{ 290 struct smu_context *smu = adev->powerplay.pp_handle; 291 bool support_mode1_reset = false; 292 293 if (is_support_sw_smu(adev)) { 294 mutex_lock(&adev->pm.mutex); 295 support_mode1_reset = smu_mode1_reset_is_support(smu); 296 mutex_unlock(&adev->pm.mutex); 297 } 298 299 return support_mode1_reset; 300} 301 302int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 303{ 304 struct smu_context *smu = adev->powerplay.pp_handle; 305 int ret = -EOPNOTSUPP; 306 307 if (is_support_sw_smu(adev)) { 308 mutex_lock(&adev->pm.mutex); 309 ret = smu_mode1_reset(smu); 310 mutex_unlock(&adev->pm.mutex); 311 } 312 313 return ret; 314} 315 316bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev) 317{ 318 struct smu_context *smu = adev->powerplay.pp_handle; 319 bool support_link_reset = false; 320 321 if (is_support_sw_smu(adev)) { 322 mutex_lock(&adev->pm.mutex); 323 support_link_reset = smu_link_reset_is_support(smu); 324 mutex_unlock(&adev->pm.mutex); 325 } 326 327 return support_link_reset; 328} 329 330int amdgpu_dpm_link_reset(struct amdgpu_device *adev) 331{ 332 struct smu_context *smu = adev->powerplay.pp_handle; 333 int ret = -EOPNOTSUPP; 334 335 if (is_support_sw_smu(adev)) { 336 mutex_lock(&adev->pm.mutex); 337 ret = smu_link_reset(smu); 338 mutex_unlock(&adev->pm.mutex); 339 } 340 341 return ret; 342} 343 344int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 345 enum PP_SMC_POWER_PROFILE type, 346 bool en) 347{ 348 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 349 int ret = 0; 350 351 if (amdgpu_sriov_vf(adev)) 352 return 0; 353 354 if (pp_funcs && pp_funcs->switch_power_profile) { 355 mutex_lock(&adev->pm.mutex); 356 ret = pp_funcs->switch_power_profile( 357 adev->powerplay.pp_handle, type, en); 358 mutex_unlock(&adev->pm.mutex); 359 } 360 361 return ret; 362} 363 364int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev, 365 bool pause) 366{ 367 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 368 int ret = 0; 369 370 if (amdgpu_sriov_vf(adev)) 371 return 0; 372 373 if (pp_funcs && pp_funcs->pause_power_profile) { 374 mutex_lock(&adev->pm.mutex); 375 ret = pp_funcs->pause_power_profile( 376 adev->powerplay.pp_handle, pause); 377 mutex_unlock(&adev->pm.mutex); 378 } 379 380 return ret; 381} 382 383int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 384 uint32_t pstate) 385{ 386 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 387 int ret = 0; 388 389 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 390 mutex_lock(&adev->pm.mutex); 391 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 392 pstate); 393 mutex_unlock(&adev->pm.mutex); 394 } 395 396 return ret; 397} 398 399int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 400 uint32_t cstate) 401{ 402 int ret = 0; 403 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 404 void *pp_handle = adev->powerplay.pp_handle; 405 406 if (pp_funcs && pp_funcs->set_df_cstate) { 407 mutex_lock(&adev->pm.mutex); 408 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 409 mutex_unlock(&adev->pm.mutex); 410 } 411 412 return ret; 413} 414 415ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev, 416 enum pp_pm_policy p_type, char *buf) 417{ 418 struct smu_context *smu = adev->powerplay.pp_handle; 419 int ret = -EOPNOTSUPP; 420 421 if (is_support_sw_smu(adev)) { 422 mutex_lock(&adev->pm.mutex); 423 ret = smu_get_pm_policy_info(smu, p_type, buf); 424 mutex_unlock(&adev->pm.mutex); 425 } 426 427 return ret; 428} 429 430int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type, 431 int policy_level) 432{ 433 struct smu_context *smu = adev->powerplay.pp_handle; 434 int ret = -EOPNOTSUPP; 435 436 if (is_support_sw_smu(adev)) { 437 mutex_lock(&adev->pm.mutex); 438 ret = smu_set_pm_policy(smu, policy_type, policy_level); 439 mutex_unlock(&adev->pm.mutex); 440 } 441 442 return ret; 443} 444 445int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 446{ 447 void *pp_handle = adev->powerplay.pp_handle; 448 const struct amd_pm_funcs *pp_funcs = 449 adev->powerplay.pp_funcs; 450 int ret = 0; 451 452 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 453 mutex_lock(&adev->pm.mutex); 454 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 455 mutex_unlock(&adev->pm.mutex); 456 } 457 458 return ret; 459} 460 461int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 462 uint32_t msg_id) 463{ 464 void *pp_handle = adev->powerplay.pp_handle; 465 const struct amd_pm_funcs *pp_funcs = 466 adev->powerplay.pp_funcs; 467 int ret = 0; 468 469 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 470 mutex_lock(&adev->pm.mutex); 471 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 472 msg_id); 473 mutex_unlock(&adev->pm.mutex); 474 } 475 476 return ret; 477} 478 479int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 480 bool acquire) 481{ 482 void *pp_handle = adev->powerplay.pp_handle; 483 const struct amd_pm_funcs *pp_funcs = 484 adev->powerplay.pp_funcs; 485 int ret = -EOPNOTSUPP; 486 487 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 488 mutex_lock(&adev->pm.mutex); 489 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 490 acquire); 491 mutex_unlock(&adev->pm.mutex); 492 } 493 494 return ret; 495} 496 497void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 498{ 499 if (adev->pm.dpm_enabled) { 500 mutex_lock(&adev->pm.mutex); 501 if (power_supply_is_system_supplied() > 0) 502 adev->pm.ac_power = true; 503 else 504 adev->pm.ac_power = false; 505 506 if (adev->powerplay.pp_funcs && 507 adev->powerplay.pp_funcs->enable_bapm) 508 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 509 510 if (is_support_sw_smu(adev)) 511 smu_set_ac_dc(adev->powerplay.pp_handle); 512 513 mutex_unlock(&adev->pm.mutex); 514 } 515} 516 517int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 518 void *data, uint32_t *size) 519{ 520 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 521 int ret = -EINVAL; 522 523 if (!data || !size) 524 return -EINVAL; 525 526 if (pp_funcs && pp_funcs->read_sensor) { 527 mutex_lock(&adev->pm.mutex); 528 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 529 sensor, 530 data, 531 size); 532 mutex_unlock(&adev->pm.mutex); 533 } 534 535 return ret; 536} 537 538int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 539{ 540 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 541 int ret = -EOPNOTSUPP; 542 543 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 544 mutex_lock(&adev->pm.mutex); 545 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 546 mutex_unlock(&adev->pm.mutex); 547 } 548 549 return ret; 550} 551 552int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 553{ 554 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 555 int ret = -EOPNOTSUPP; 556 557 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 558 mutex_lock(&adev->pm.mutex); 559 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 560 mutex_unlock(&adev->pm.mutex); 561 } 562 563 return ret; 564} 565 566void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 567{ 568 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 569 int i; 570 571 if (!adev->pm.dpm_enabled) 572 return; 573 574 if (!pp_funcs->pm_compute_clocks) 575 return; 576 577 if (adev->mode_info.num_crtc) 578 amdgpu_display_bandwidth_update(adev); 579 580 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 581 struct amdgpu_ring *ring = adev->rings[i]; 582 if (ring && ring->sched.ready) 583 amdgpu_fence_wait_empty(ring); 584 } 585 586 mutex_lock(&adev->pm.mutex); 587 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 588 mutex_unlock(&adev->pm.mutex); 589} 590 591void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 592{ 593 int ret = 0; 594 595 if (adev->family == AMDGPU_FAMILY_SI) { 596 mutex_lock(&adev->pm.mutex); 597 if (enable) { 598 adev->pm.dpm.uvd_active = true; 599 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 600 } else { 601 adev->pm.dpm.uvd_active = false; 602 } 603 mutex_unlock(&adev->pm.mutex); 604 605 amdgpu_dpm_compute_clocks(adev); 606 return; 607 } 608 609 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0); 610 if (ret) 611 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 612 enable ? "enable" : "disable", ret); 613} 614 615void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst) 616{ 617 int ret = 0; 618 619 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst); 620 if (ret) 621 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 622 enable ? "enable" : "disable", ret); 623} 624 625void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 626{ 627 int ret = 0; 628 629 if (adev->family == AMDGPU_FAMILY_SI) { 630 mutex_lock(&adev->pm.mutex); 631 if (enable) { 632 adev->pm.dpm.vce_active = true; 633 /* XXX select vce level based on ring/task */ 634 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 635 } else { 636 adev->pm.dpm.vce_active = false; 637 } 638 mutex_unlock(&adev->pm.mutex); 639 640 amdgpu_dpm_compute_clocks(adev); 641 return; 642 } 643 644 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0); 645 if (ret) 646 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 647 enable ? "enable" : "disable", ret); 648} 649 650void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 651{ 652 int ret = 0; 653 654 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0); 655 if (ret) 656 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 657 enable ? "enable" : "disable", ret); 658} 659 660void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable) 661{ 662 int ret = 0; 663 664 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0); 665 if (ret) 666 DRM_ERROR("Dpm %s vpe failed, ret = %d.\n", 667 enable ? "enable" : "disable", ret); 668} 669 670int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 671{ 672 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 673 int r = 0; 674 675 if (!pp_funcs || !pp_funcs->load_firmware || 676 (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU))) 677 return 0; 678 679 mutex_lock(&adev->pm.mutex); 680 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 681 if (r) { 682 pr_err("smu firmware loading failed\n"); 683 goto out; 684 } 685 686 if (smu_version) 687 *smu_version = adev->pm.fw_version; 688 689out: 690 mutex_unlock(&adev->pm.mutex); 691 return r; 692} 693 694int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 695{ 696 int ret = 0; 697 698 if (is_support_sw_smu(adev)) { 699 mutex_lock(&adev->pm.mutex); 700 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 701 enable); 702 mutex_unlock(&adev->pm.mutex); 703 } 704 705 return ret; 706} 707 708int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 709{ 710 struct smu_context *smu = adev->powerplay.pp_handle; 711 int ret = 0; 712 713 if (!is_support_sw_smu(adev)) 714 return -EOPNOTSUPP; 715 716 mutex_lock(&adev->pm.mutex); 717 ret = smu_send_hbm_bad_pages_num(smu, size); 718 mutex_unlock(&adev->pm.mutex); 719 720 return ret; 721} 722 723int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 724{ 725 struct smu_context *smu = adev->powerplay.pp_handle; 726 int ret = 0; 727 728 if (!is_support_sw_smu(adev)) 729 return -EOPNOTSUPP; 730 731 mutex_lock(&adev->pm.mutex); 732 ret = smu_send_hbm_bad_channel_flag(smu, size); 733 mutex_unlock(&adev->pm.mutex); 734 735 return ret; 736} 737 738int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev) 739{ 740 struct smu_context *smu = adev->powerplay.pp_handle; 741 int ret; 742 743 if (!is_support_sw_smu(adev)) 744 return -EOPNOTSUPP; 745 746 mutex_lock(&adev->pm.mutex); 747 ret = smu_send_rma_reason(smu); 748 mutex_unlock(&adev->pm.mutex); 749 750 return ret; 751} 752 753/** 754 * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported 755 * @adev: amdgpu_device pointer 756 * 757 * This function checks if the SMU supports resetting the SDMA engine. 758 * It returns false if the hardware does not support software SMU or 759 * if the feature is not supported. 760 */ 761bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev) 762{ 763 struct smu_context *smu = adev->powerplay.pp_handle; 764 bool ret; 765 766 if (!is_support_sw_smu(adev)) 767 return false; 768 769 mutex_lock(&adev->pm.mutex); 770 ret = smu_reset_sdma_is_supported(smu); 771 mutex_unlock(&adev->pm.mutex); 772 773 return ret; 774} 775 776int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask) 777{ 778 struct smu_context *smu = adev->powerplay.pp_handle; 779 int ret; 780 781 if (!is_support_sw_smu(adev)) 782 return -EOPNOTSUPP; 783 784 mutex_lock(&adev->pm.mutex); 785 ret = smu_reset_sdma(smu, inst_mask); 786 mutex_unlock(&adev->pm.mutex); 787 788 return ret; 789} 790 791int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask) 792{ 793 struct smu_context *smu = adev->powerplay.pp_handle; 794 int ret; 795 796 if (!is_support_sw_smu(adev)) 797 return -EOPNOTSUPP; 798 799 mutex_lock(&adev->pm.mutex); 800 ret = smu_reset_vcn(smu, inst_mask); 801 mutex_unlock(&adev->pm.mutex); 802 803 return ret; 804} 805 806bool amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device *adev) 807{ 808 struct smu_context *smu = adev->powerplay.pp_handle; 809 bool ret; 810 811 if (!is_support_sw_smu(adev)) 812 return false; 813 814 mutex_lock(&adev->pm.mutex); 815 ret = smu_reset_vcn_is_supported(smu); 816 mutex_unlock(&adev->pm.mutex); 817 818 return ret; 819} 820 821int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 822 enum pp_clock_type type, 823 uint32_t *min, 824 uint32_t *max) 825{ 826 int ret = 0; 827 828 if (type != PP_SCLK) 829 return -EINVAL; 830 831 if (!is_support_sw_smu(adev)) 832 return -EOPNOTSUPP; 833 834 mutex_lock(&adev->pm.mutex); 835 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 836 SMU_SCLK, 837 min, 838 max); 839 mutex_unlock(&adev->pm.mutex); 840 841 return ret; 842} 843 844int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 845 enum pp_clock_type type, 846 uint32_t min, 847 uint32_t max) 848{ 849 struct smu_context *smu = adev->powerplay.pp_handle; 850 851 if (!is_support_sw_smu(adev)) 852 return -EOPNOTSUPP; 853 854 guard(mutex)(&adev->pm.mutex); 855 856 return smu_set_soft_freq_range(smu, 857 type, 858 min, 859 max); 860} 861 862int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 863{ 864 struct smu_context *smu = adev->powerplay.pp_handle; 865 int ret = 0; 866 867 if (!is_support_sw_smu(adev)) 868 return 0; 869 870 mutex_lock(&adev->pm.mutex); 871 ret = smu_write_watermarks_table(smu); 872 mutex_unlock(&adev->pm.mutex); 873 874 return ret; 875} 876 877int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 878 enum smu_event_type event, 879 uint64_t event_arg) 880{ 881 struct smu_context *smu = adev->powerplay.pp_handle; 882 int ret = 0; 883 884 if (!is_support_sw_smu(adev)) 885 return -EOPNOTSUPP; 886 887 mutex_lock(&adev->pm.mutex); 888 ret = smu_wait_for_event(smu, event, event_arg); 889 mutex_unlock(&adev->pm.mutex); 890 891 return ret; 892} 893 894int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 895{ 896 struct smu_context *smu = adev->powerplay.pp_handle; 897 int ret = 0; 898 899 if (!is_support_sw_smu(adev)) 900 return -EOPNOTSUPP; 901 902 mutex_lock(&adev->pm.mutex); 903 ret = smu_set_residency_gfxoff(smu, value); 904 mutex_unlock(&adev->pm.mutex); 905 906 return ret; 907} 908 909int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 910{ 911 struct smu_context *smu = adev->powerplay.pp_handle; 912 int ret = 0; 913 914 if (!is_support_sw_smu(adev)) 915 return -EOPNOTSUPP; 916 917 mutex_lock(&adev->pm.mutex); 918 ret = smu_get_residency_gfxoff(smu, value); 919 mutex_unlock(&adev->pm.mutex); 920 921 return ret; 922} 923 924int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 925{ 926 struct smu_context *smu = adev->powerplay.pp_handle; 927 int ret = 0; 928 929 if (!is_support_sw_smu(adev)) 930 return -EOPNOTSUPP; 931 932 mutex_lock(&adev->pm.mutex); 933 ret = smu_get_entrycount_gfxoff(smu, value); 934 mutex_unlock(&adev->pm.mutex); 935 936 return ret; 937} 938 939int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 940{ 941 struct smu_context *smu = adev->powerplay.pp_handle; 942 int ret = 0; 943 944 if (!is_support_sw_smu(adev)) 945 return -EOPNOTSUPP; 946 947 mutex_lock(&adev->pm.mutex); 948 ret = smu_get_status_gfxoff(smu, value); 949 mutex_unlock(&adev->pm.mutex); 950 951 return ret; 952} 953 954uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 955{ 956 struct smu_context *smu = adev->powerplay.pp_handle; 957 958 if (!is_support_sw_smu(adev)) 959 return 0; 960 961 return atomic64_read(&smu->throttle_int_counter); 962} 963 964/* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 965 * @adev: amdgpu_device pointer 966 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 967 * 968 */ 969void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 970 enum gfx_change_state state) 971{ 972 mutex_lock(&adev->pm.mutex); 973 if (adev->powerplay.pp_funcs && 974 adev->powerplay.pp_funcs->gfx_state_change_set) 975 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 976 (adev)->powerplay.pp_handle, state)); 977 mutex_unlock(&adev->pm.mutex); 978} 979 980int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 981 void *umc_ecc) 982{ 983 struct smu_context *smu = adev->powerplay.pp_handle; 984 int ret = 0; 985 986 if (!is_support_sw_smu(adev)) 987 return -EOPNOTSUPP; 988 989 mutex_lock(&adev->pm.mutex); 990 ret = smu_get_ecc_info(smu, umc_ecc); 991 mutex_unlock(&adev->pm.mutex); 992 993 return ret; 994} 995 996struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 997 uint32_t idx) 998{ 999 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1000 struct amd_vce_state *vstate = NULL; 1001 1002 if (!pp_funcs->get_vce_clock_state) 1003 return NULL; 1004 1005 mutex_lock(&adev->pm.mutex); 1006 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 1007 idx); 1008 mutex_unlock(&adev->pm.mutex); 1009 1010 return vstate; 1011} 1012 1013void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 1014 enum amd_pm_state_type *state) 1015{ 1016 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1017 1018 mutex_lock(&adev->pm.mutex); 1019 1020 if (!pp_funcs->get_current_power_state) { 1021 *state = adev->pm.dpm.user_state; 1022 goto out; 1023 } 1024 1025 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 1026 if (*state < POWER_STATE_TYPE_DEFAULT || 1027 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 1028 *state = adev->pm.dpm.user_state; 1029 1030out: 1031 mutex_unlock(&adev->pm.mutex); 1032} 1033 1034void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 1035 enum amd_pm_state_type state) 1036{ 1037 mutex_lock(&adev->pm.mutex); 1038 adev->pm.dpm.user_state = state; 1039 mutex_unlock(&adev->pm.mutex); 1040 1041 if (is_support_sw_smu(adev)) 1042 return; 1043 1044 if (amdgpu_dpm_dispatch_task(adev, 1045 AMD_PP_TASK_ENABLE_USER_STATE, 1046 &state) == -EOPNOTSUPP) 1047 amdgpu_dpm_compute_clocks(adev); 1048} 1049 1050enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 1051{ 1052 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1053 enum amd_dpm_forced_level level; 1054 1055 if (!pp_funcs) 1056 return AMD_DPM_FORCED_LEVEL_AUTO; 1057 1058 mutex_lock(&adev->pm.mutex); 1059 if (pp_funcs->get_performance_level) 1060 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 1061 else 1062 level = adev->pm.dpm.forced_level; 1063 mutex_unlock(&adev->pm.mutex); 1064 1065 return level; 1066} 1067 1068static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev) 1069{ 1070 /* enter UMD Pstate */ 1071 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1072 AMD_PG_STATE_UNGATE); 1073 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1074 AMD_CG_STATE_UNGATE); 1075} 1076 1077static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev) 1078{ 1079 /* exit UMD Pstate */ 1080 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1081 AMD_CG_STATE_GATE); 1082 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1083 AMD_PG_STATE_GATE); 1084} 1085 1086int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 1087 enum amd_dpm_forced_level level) 1088{ 1089 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1090 enum amd_dpm_forced_level current_level; 1091 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 1092 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 1093 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 1094 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 1095 1096 if (!pp_funcs || !pp_funcs->force_performance_level) 1097 return 0; 1098 1099 if (adev->pm.dpm.thermal_active) 1100 return -EINVAL; 1101 1102 current_level = amdgpu_dpm_get_performance_level(adev); 1103 if (current_level == level) 1104 return 0; 1105 1106 if (!(current_level & profile_mode_mask) && 1107 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 1108 return -EINVAL; 1109 1110 if (adev->asic_type == CHIP_RAVEN) { 1111 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 1112 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 1113 level == AMD_DPM_FORCED_LEVEL_MANUAL) 1114 amdgpu_gfx_off_ctrl(adev, false); 1115 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 1116 level != AMD_DPM_FORCED_LEVEL_MANUAL) 1117 amdgpu_gfx_off_ctrl(adev, true); 1118 } 1119 } 1120 1121 if (!(current_level & profile_mode_mask) && (level & profile_mode_mask)) 1122 amdgpu_dpm_enter_umd_state(adev); 1123 else if ((current_level & profile_mode_mask) && 1124 !(level & profile_mode_mask)) 1125 amdgpu_dpm_exit_umd_state(adev); 1126 1127 mutex_lock(&adev->pm.mutex); 1128 1129 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 1130 level)) { 1131 mutex_unlock(&adev->pm.mutex); 1132 /* If new level failed, retain the umd state as before */ 1133 if (!(current_level & profile_mode_mask) && 1134 (level & profile_mode_mask)) 1135 amdgpu_dpm_exit_umd_state(adev); 1136 else if ((current_level & profile_mode_mask) && 1137 !(level & profile_mode_mask)) 1138 amdgpu_dpm_enter_umd_state(adev); 1139 1140 return -EINVAL; 1141 } 1142 1143 adev->pm.dpm.forced_level = level; 1144 1145 mutex_unlock(&adev->pm.mutex); 1146 1147 return 0; 1148} 1149 1150int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 1151 struct pp_states_info *states) 1152{ 1153 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1154 int ret = 0; 1155 1156 if (!pp_funcs->get_pp_num_states) 1157 return -EOPNOTSUPP; 1158 1159 mutex_lock(&adev->pm.mutex); 1160 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1161 states); 1162 mutex_unlock(&adev->pm.mutex); 1163 1164 return ret; 1165} 1166 1167int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1168 enum amd_pp_task task_id, 1169 enum amd_pm_state_type *user_state) 1170{ 1171 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1172 int ret = 0; 1173 1174 if (!pp_funcs->dispatch_tasks) 1175 return -EOPNOTSUPP; 1176 1177 mutex_lock(&adev->pm.mutex); 1178 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1179 task_id, 1180 user_state); 1181 mutex_unlock(&adev->pm.mutex); 1182 1183 return ret; 1184} 1185 1186int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1187{ 1188 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1189 int ret = 0; 1190 1191 if (!table) 1192 return -EINVAL; 1193 1194 if (amdgpu_sriov_vf(adev) || !pp_funcs->get_pp_table || adev->scpm_enabled) 1195 return -EOPNOTSUPP; 1196 1197 mutex_lock(&adev->pm.mutex); 1198 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1199 table); 1200 mutex_unlock(&adev->pm.mutex); 1201 1202 return ret; 1203} 1204 1205int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1206 uint32_t type, 1207 long *input, 1208 uint32_t size) 1209{ 1210 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1211 int ret = 0; 1212 1213 if (!pp_funcs->set_fine_grain_clk_vol) 1214 return 0; 1215 1216 mutex_lock(&adev->pm.mutex); 1217 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1218 type, 1219 input, 1220 size); 1221 mutex_unlock(&adev->pm.mutex); 1222 1223 return ret; 1224} 1225 1226int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1227 uint32_t type, 1228 long *input, 1229 uint32_t size) 1230{ 1231 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1232 int ret = 0; 1233 1234 if (!pp_funcs->odn_edit_dpm_table) 1235 return 0; 1236 1237 mutex_lock(&adev->pm.mutex); 1238 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1239 type, 1240 input, 1241 size); 1242 mutex_unlock(&adev->pm.mutex); 1243 1244 return ret; 1245} 1246 1247int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1248 enum pp_clock_type type, 1249 char *buf) 1250{ 1251 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1252 int ret = 0; 1253 1254 if (!pp_funcs->print_clock_levels) 1255 return 0; 1256 1257 mutex_lock(&adev->pm.mutex); 1258 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1259 type, 1260 buf); 1261 mutex_unlock(&adev->pm.mutex); 1262 1263 return ret; 1264} 1265 1266int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1267 enum pp_clock_type type, 1268 char *buf, 1269 int *offset) 1270{ 1271 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1272 int ret = 0; 1273 1274 if (!pp_funcs->emit_clock_levels) 1275 return -ENOENT; 1276 1277 mutex_lock(&adev->pm.mutex); 1278 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1279 type, 1280 buf, 1281 offset); 1282 mutex_unlock(&adev->pm.mutex); 1283 1284 return ret; 1285} 1286 1287int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1288 uint64_t ppfeature_masks) 1289{ 1290 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1291 int ret = 0; 1292 1293 if (!pp_funcs->set_ppfeature_status) 1294 return 0; 1295 1296 mutex_lock(&adev->pm.mutex); 1297 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1298 ppfeature_masks); 1299 mutex_unlock(&adev->pm.mutex); 1300 1301 return ret; 1302} 1303 1304int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1305{ 1306 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1307 int ret = 0; 1308 1309 if (!pp_funcs->get_ppfeature_status) 1310 return 0; 1311 1312 mutex_lock(&adev->pm.mutex); 1313 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1314 buf); 1315 mutex_unlock(&adev->pm.mutex); 1316 1317 return ret; 1318} 1319 1320int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1321 enum pp_clock_type type, 1322 uint32_t mask) 1323{ 1324 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1325 int ret = 0; 1326 1327 if (!pp_funcs->force_clock_level) 1328 return 0; 1329 1330 mutex_lock(&adev->pm.mutex); 1331 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1332 type, 1333 mask); 1334 mutex_unlock(&adev->pm.mutex); 1335 1336 return ret; 1337} 1338 1339int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1340{ 1341 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1342 int ret = 0; 1343 1344 if (!pp_funcs->get_sclk_od) 1345 return -EOPNOTSUPP; 1346 1347 mutex_lock(&adev->pm.mutex); 1348 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1349 mutex_unlock(&adev->pm.mutex); 1350 1351 return ret; 1352} 1353 1354int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1355{ 1356 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1357 1358 if (is_support_sw_smu(adev)) 1359 return -EOPNOTSUPP; 1360 1361 mutex_lock(&adev->pm.mutex); 1362 if (pp_funcs->set_sclk_od) 1363 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1364 mutex_unlock(&adev->pm.mutex); 1365 1366 if (amdgpu_dpm_dispatch_task(adev, 1367 AMD_PP_TASK_READJUST_POWER_STATE, 1368 NULL) == -EOPNOTSUPP) { 1369 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1370 amdgpu_dpm_compute_clocks(adev); 1371 } 1372 1373 return 0; 1374} 1375 1376int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1377{ 1378 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1379 int ret = 0; 1380 1381 if (!pp_funcs->get_mclk_od) 1382 return -EOPNOTSUPP; 1383 1384 mutex_lock(&adev->pm.mutex); 1385 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1386 mutex_unlock(&adev->pm.mutex); 1387 1388 return ret; 1389} 1390 1391int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1392{ 1393 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1394 1395 if (is_support_sw_smu(adev)) 1396 return -EOPNOTSUPP; 1397 1398 mutex_lock(&adev->pm.mutex); 1399 if (pp_funcs->set_mclk_od) 1400 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1401 mutex_unlock(&adev->pm.mutex); 1402 1403 if (amdgpu_dpm_dispatch_task(adev, 1404 AMD_PP_TASK_READJUST_POWER_STATE, 1405 NULL) == -EOPNOTSUPP) { 1406 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1407 amdgpu_dpm_compute_clocks(adev); 1408 } 1409 1410 return 0; 1411} 1412 1413int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1414 char *buf) 1415{ 1416 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1417 int ret = 0; 1418 1419 if (!pp_funcs->get_power_profile_mode) 1420 return -EOPNOTSUPP; 1421 1422 mutex_lock(&adev->pm.mutex); 1423 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1424 buf); 1425 mutex_unlock(&adev->pm.mutex); 1426 1427 return ret; 1428} 1429 1430int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1431 long *input, uint32_t size) 1432{ 1433 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1434 int ret = 0; 1435 1436 if (!pp_funcs->set_power_profile_mode) 1437 return 0; 1438 1439 mutex_lock(&adev->pm.mutex); 1440 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1441 input, 1442 size); 1443 mutex_unlock(&adev->pm.mutex); 1444 1445 return ret; 1446} 1447 1448int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1449{ 1450 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1451 int ret = 0; 1452 1453 if (!pp_funcs->get_gpu_metrics) 1454 return 0; 1455 1456 mutex_lock(&adev->pm.mutex); 1457 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1458 table); 1459 mutex_unlock(&adev->pm.mutex); 1460 1461 return ret; 1462} 1463 1464ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics, 1465 size_t size) 1466{ 1467 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1468 int ret = 0; 1469 1470 if (!pp_funcs->get_pm_metrics) 1471 return -EOPNOTSUPP; 1472 1473 mutex_lock(&adev->pm.mutex); 1474 ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics, 1475 size); 1476 mutex_unlock(&adev->pm.mutex); 1477 1478 return ret; 1479} 1480 1481int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1482 uint32_t *fan_mode) 1483{ 1484 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1485 int ret = 0; 1486 1487 if (!pp_funcs->get_fan_control_mode) 1488 return -EOPNOTSUPP; 1489 1490 mutex_lock(&adev->pm.mutex); 1491 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1492 fan_mode); 1493 mutex_unlock(&adev->pm.mutex); 1494 1495 return ret; 1496} 1497 1498int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1499 uint32_t speed) 1500{ 1501 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1502 int ret = 0; 1503 1504 if (!pp_funcs->set_fan_speed_pwm) 1505 return -EOPNOTSUPP; 1506 1507 mutex_lock(&adev->pm.mutex); 1508 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1509 speed); 1510 mutex_unlock(&adev->pm.mutex); 1511 1512 return ret; 1513} 1514 1515int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1516 uint32_t *speed) 1517{ 1518 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1519 int ret = 0; 1520 1521 if (!pp_funcs->get_fan_speed_pwm) 1522 return -EOPNOTSUPP; 1523 1524 mutex_lock(&adev->pm.mutex); 1525 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1526 speed); 1527 mutex_unlock(&adev->pm.mutex); 1528 1529 return ret; 1530} 1531 1532int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1533 uint32_t *speed) 1534{ 1535 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1536 int ret = 0; 1537 1538 if (!pp_funcs->get_fan_speed_rpm) 1539 return -EOPNOTSUPP; 1540 1541 mutex_lock(&adev->pm.mutex); 1542 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1543 speed); 1544 mutex_unlock(&adev->pm.mutex); 1545 1546 return ret; 1547} 1548 1549int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1550 uint32_t speed) 1551{ 1552 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1553 int ret = 0; 1554 1555 if (!pp_funcs->set_fan_speed_rpm) 1556 return -EOPNOTSUPP; 1557 1558 mutex_lock(&adev->pm.mutex); 1559 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1560 speed); 1561 mutex_unlock(&adev->pm.mutex); 1562 1563 return ret; 1564} 1565 1566int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1567 uint32_t mode) 1568{ 1569 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1570 int ret = 0; 1571 1572 if (!pp_funcs->set_fan_control_mode) 1573 return -EOPNOTSUPP; 1574 1575 mutex_lock(&adev->pm.mutex); 1576 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1577 mode); 1578 mutex_unlock(&adev->pm.mutex); 1579 1580 return ret; 1581} 1582 1583int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1584 uint32_t *limit, 1585 enum pp_power_limit_level pp_limit_level, 1586 enum pp_power_type power_type) 1587{ 1588 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1589 int ret = 0; 1590 1591 if (!pp_funcs->get_power_limit) 1592 return -ENODATA; 1593 1594 mutex_lock(&adev->pm.mutex); 1595 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1596 limit, 1597 pp_limit_level, 1598 power_type); 1599 mutex_unlock(&adev->pm.mutex); 1600 1601 return ret; 1602} 1603 1604int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1605 uint32_t limit_type, 1606 uint32_t limit) 1607{ 1608 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1609 int ret = 0; 1610 1611 if (!pp_funcs->set_power_limit) 1612 return -EINVAL; 1613 1614 mutex_lock(&adev->pm.mutex); 1615 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1616 limit_type, limit); 1617 mutex_unlock(&adev->pm.mutex); 1618 1619 return ret; 1620} 1621 1622int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1623{ 1624 bool cclk_dpm_supported = false; 1625 1626 if (!is_support_sw_smu(adev)) 1627 return false; 1628 1629 mutex_lock(&adev->pm.mutex); 1630 cclk_dpm_supported = is_support_cclk_dpm(adev); 1631 mutex_unlock(&adev->pm.mutex); 1632 1633 return (int)cclk_dpm_supported; 1634} 1635 1636int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1637 struct seq_file *m) 1638{ 1639 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1640 1641 if (!pp_funcs->debugfs_print_current_performance_level) 1642 return -EOPNOTSUPP; 1643 1644 mutex_lock(&adev->pm.mutex); 1645 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1646 m); 1647 mutex_unlock(&adev->pm.mutex); 1648 1649 return 0; 1650} 1651 1652int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1653 void **addr, 1654 size_t *size) 1655{ 1656 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1657 int ret = 0; 1658 1659 if (!pp_funcs->get_smu_prv_buf_details) 1660 return -ENOSYS; 1661 1662 mutex_lock(&adev->pm.mutex); 1663 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1664 addr, 1665 size); 1666 mutex_unlock(&adev->pm.mutex); 1667 1668 return ret; 1669} 1670 1671int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1672{ 1673 if (is_support_sw_smu(adev)) { 1674 struct smu_context *smu = adev->powerplay.pp_handle; 1675 1676 return (smu->od_enabled || smu->is_apu); 1677 } else { 1678 struct pp_hwmgr *hwmgr; 1679 1680 /* 1681 * dpm on some legacy asics don't carry od_enabled member 1682 * as its pp_handle is casted directly from adev. 1683 */ 1684 if (amdgpu_dpm_is_legacy_dpm(adev)) 1685 return false; 1686 1687 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1688 1689 return hwmgr->od_enabled; 1690 } 1691} 1692 1693int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev) 1694{ 1695 if (is_support_sw_smu(adev)) { 1696 struct smu_context *smu = adev->powerplay.pp_handle; 1697 1698 return smu->od_enabled; 1699 } else { 1700 struct pp_hwmgr *hwmgr; 1701 1702 /* 1703 * dpm on some legacy asics don't carry od_enabled member 1704 * as its pp_handle is casted directly from adev. 1705 */ 1706 if (amdgpu_dpm_is_legacy_dpm(adev)) 1707 return false; 1708 1709 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1710 1711 return hwmgr->od_enabled; 1712 } 1713} 1714 1715int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1716 const char *buf, 1717 size_t size) 1718{ 1719 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1720 int ret = 0; 1721 1722 if (!buf || !size) 1723 return -EINVAL; 1724 1725 if (amdgpu_sriov_vf(adev) || !pp_funcs->set_pp_table || adev->scpm_enabled) 1726 return -EOPNOTSUPP; 1727 1728 mutex_lock(&adev->pm.mutex); 1729 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1730 buf, 1731 size); 1732 mutex_unlock(&adev->pm.mutex); 1733 1734 return ret; 1735} 1736 1737int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1738{ 1739 struct smu_context *smu = adev->powerplay.pp_handle; 1740 1741 if (!is_support_sw_smu(adev)) 1742 return INT_MAX; 1743 1744 return smu->cpu_core_num; 1745} 1746 1747void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1748{ 1749 if (!is_support_sw_smu(adev)) 1750 return; 1751 1752 amdgpu_smu_stb_debug_fs_init(adev); 1753} 1754 1755int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1756 const struct amd_pp_display_configuration *input) 1757{ 1758 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1759 int ret = 0; 1760 1761 if (!pp_funcs->display_configuration_change) 1762 return 0; 1763 1764 mutex_lock(&adev->pm.mutex); 1765 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1766 input); 1767 mutex_unlock(&adev->pm.mutex); 1768 1769 return ret; 1770} 1771 1772int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1773 enum amd_pp_clock_type type, 1774 struct amd_pp_clocks *clocks) 1775{ 1776 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1777 int ret = 0; 1778 1779 if (!pp_funcs->get_clock_by_type) 1780 return 0; 1781 1782 mutex_lock(&adev->pm.mutex); 1783 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1784 type, 1785 clocks); 1786 mutex_unlock(&adev->pm.mutex); 1787 1788 return ret; 1789} 1790 1791int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1792 struct amd_pp_simple_clock_info *clocks) 1793{ 1794 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1795 int ret = 0; 1796 1797 if (!pp_funcs->get_display_mode_validation_clocks) 1798 return 0; 1799 1800 mutex_lock(&adev->pm.mutex); 1801 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1802 clocks); 1803 mutex_unlock(&adev->pm.mutex); 1804 1805 return ret; 1806} 1807 1808int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1809 enum amd_pp_clock_type type, 1810 struct pp_clock_levels_with_latency *clocks) 1811{ 1812 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1813 int ret = 0; 1814 1815 if (!pp_funcs->get_clock_by_type_with_latency) 1816 return 0; 1817 1818 mutex_lock(&adev->pm.mutex); 1819 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1820 type, 1821 clocks); 1822 mutex_unlock(&adev->pm.mutex); 1823 1824 return ret; 1825} 1826 1827int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1828 enum amd_pp_clock_type type, 1829 struct pp_clock_levels_with_voltage *clocks) 1830{ 1831 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1832 int ret = 0; 1833 1834 if (!pp_funcs->get_clock_by_type_with_voltage) 1835 return 0; 1836 1837 mutex_lock(&adev->pm.mutex); 1838 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1839 type, 1840 clocks); 1841 mutex_unlock(&adev->pm.mutex); 1842 1843 return ret; 1844} 1845 1846int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1847 void *clock_ranges) 1848{ 1849 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1850 int ret = 0; 1851 1852 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1853 return -EOPNOTSUPP; 1854 1855 mutex_lock(&adev->pm.mutex); 1856 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1857 clock_ranges); 1858 mutex_unlock(&adev->pm.mutex); 1859 1860 return ret; 1861} 1862 1863int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1864 struct pp_display_clock_request *clock) 1865{ 1866 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1867 int ret = 0; 1868 1869 if (!pp_funcs->display_clock_voltage_request) 1870 return -EOPNOTSUPP; 1871 1872 mutex_lock(&adev->pm.mutex); 1873 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1874 clock); 1875 mutex_unlock(&adev->pm.mutex); 1876 1877 return ret; 1878} 1879 1880int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1881 struct amd_pp_clock_info *clocks) 1882{ 1883 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1884 int ret = 0; 1885 1886 if (!pp_funcs->get_current_clocks) 1887 return -EOPNOTSUPP; 1888 1889 mutex_lock(&adev->pm.mutex); 1890 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1891 clocks); 1892 mutex_unlock(&adev->pm.mutex); 1893 1894 return ret; 1895} 1896 1897void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1898{ 1899 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1900 1901 if (!pp_funcs->notify_smu_enable_pwe) 1902 return; 1903 1904 mutex_lock(&adev->pm.mutex); 1905 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1906 mutex_unlock(&adev->pm.mutex); 1907} 1908 1909int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1910 uint32_t count) 1911{ 1912 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1913 int ret = 0; 1914 1915 if (!pp_funcs->set_active_display_count) 1916 return -EOPNOTSUPP; 1917 1918 mutex_lock(&adev->pm.mutex); 1919 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1920 count); 1921 mutex_unlock(&adev->pm.mutex); 1922 1923 return ret; 1924} 1925 1926int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1927 uint32_t clock) 1928{ 1929 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1930 int ret = 0; 1931 1932 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1933 return -EOPNOTSUPP; 1934 1935 mutex_lock(&adev->pm.mutex); 1936 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1937 clock); 1938 mutex_unlock(&adev->pm.mutex); 1939 1940 return ret; 1941} 1942 1943void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1944 uint32_t clock) 1945{ 1946 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1947 1948 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1949 return; 1950 1951 mutex_lock(&adev->pm.mutex); 1952 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1953 clock); 1954 mutex_unlock(&adev->pm.mutex); 1955} 1956 1957void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1958 uint32_t clock) 1959{ 1960 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1961 1962 if (!pp_funcs->set_hard_min_fclk_by_freq) 1963 return; 1964 1965 mutex_lock(&adev->pm.mutex); 1966 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1967 clock); 1968 mutex_unlock(&adev->pm.mutex); 1969} 1970 1971int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1972 bool disable_memory_clock_switch) 1973{ 1974 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1975 int ret = 0; 1976 1977 if (!pp_funcs->display_disable_memory_clock_switch) 1978 return 0; 1979 1980 mutex_lock(&adev->pm.mutex); 1981 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1982 disable_memory_clock_switch); 1983 mutex_unlock(&adev->pm.mutex); 1984 1985 return ret; 1986} 1987 1988int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1989 struct pp_smu_nv_clock_table *max_clocks) 1990{ 1991 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1992 int ret = 0; 1993 1994 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1995 return -EOPNOTSUPP; 1996 1997 mutex_lock(&adev->pm.mutex); 1998 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1999 max_clocks); 2000 mutex_unlock(&adev->pm.mutex); 2001 2002 return ret; 2003} 2004 2005enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 2006 unsigned int *clock_values_in_khz, 2007 unsigned int *num_states) 2008{ 2009 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2010 int ret = 0; 2011 2012 if (!pp_funcs->get_uclk_dpm_states) 2013 return -EOPNOTSUPP; 2014 2015 mutex_lock(&adev->pm.mutex); 2016 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 2017 clock_values_in_khz, 2018 num_states); 2019 mutex_unlock(&adev->pm.mutex); 2020 2021 return ret; 2022} 2023 2024int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 2025 struct dpm_clocks *clock_table) 2026{ 2027 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2028 int ret = 0; 2029 2030 if (!pp_funcs->get_dpm_clock_table) 2031 return -EOPNOTSUPP; 2032 2033 mutex_lock(&adev->pm.mutex); 2034 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 2035 clock_table); 2036 mutex_unlock(&adev->pm.mutex); 2037 2038 return ret; 2039} 2040 2041/** 2042 * amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute 2043 * partition 2044 * @adev: Pointer to the device. 2045 * @type: Identifier for the temperature type metrics to be fetched. 2046 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the 2047 * function returns the size of the metrics structure. 2048 * 2049 * This function retrieves metrics for a specific temperature type, If the 2050 * table parameter is NULL, the function returns the size of the metrics 2051 * structure without populating it. 2052 * 2053 * Return: Size of the metrics structure on success, or a negative error code on failure. 2054 */ 2055ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev, 2056 enum smu_temp_metric_type type, void *table) 2057{ 2058 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2059 int ret; 2060 2061 if (!pp_funcs->get_temp_metrics || 2062 !amdgpu_dpm_is_temp_metrics_supported(adev, type)) 2063 return -EOPNOTSUPP; 2064 2065 mutex_lock(&adev->pm.mutex); 2066 ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table); 2067 mutex_unlock(&adev->pm.mutex); 2068 2069 return ret; 2070} 2071 2072/** 2073 * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support 2074 * is available 2075 * @adev: Pointer to the device. 2076 * @type: Identifier for the temperature type metrics to be fetched. 2077 * 2078 * This function returns metrics if specific temperature metrics type is supported or not. 2079 * 2080 * Return: True in case of metrics type supported else false. 2081 */ 2082bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev, 2083 enum smu_temp_metric_type type) 2084{ 2085 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2086 bool support_temp_metrics = false; 2087 2088 if (!pp_funcs->temp_metrics_is_supported) 2089 return support_temp_metrics; 2090 2091 if (is_support_sw_smu(adev)) { 2092 mutex_lock(&adev->pm.mutex); 2093 support_temp_metrics = 2094 pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type); 2095 mutex_unlock(&adev->pm.mutex); 2096 } 2097 2098 return support_temp_metrics; 2099} 2100 2101/** 2102 * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute 2103 * partition 2104 * @adev: Pointer to the device. 2105 * @xcp_id: Identifier of the XCP for which metrics are to be retrieved. 2106 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the 2107 * function returns the size of the metrics structure. 2108 * 2109 * This function retrieves metrics for a specific XCP, including details such as 2110 * VCN/JPEG activity, clock frequencies, and other performance metrics. If the 2111 * table parameter is NULL, the function returns the size of the metrics 2112 * structure without populating it. 2113 * 2114 * Return: Size of the metrics structure on success, or a negative error code on failure. 2115 */ 2116ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id, 2117 void *table) 2118{ 2119 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2120 int ret = 0; 2121 2122 if (!pp_funcs->get_xcp_metrics) 2123 return 0; 2124 2125 mutex_lock(&adev->pm.mutex); 2126 ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id, 2127 table); 2128 mutex_unlock(&adev->pm.mutex); 2129 2130 return ret; 2131} 2132 2133const struct ras_smu_drv *amdgpu_dpm_get_ras_smu_driver(struct amdgpu_device *adev) 2134{ 2135 void *pp_handle = adev->powerplay.pp_handle; 2136 2137 return smu_get_ras_smu_driver(pp_handle); 2138}