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