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_notify_rlc_state(struct amdgpu_device *adev, bool en) 199 { 200 int ret = 0; 201 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 202 203 if (pp_funcs && pp_funcs->notify_rlc_state) { 204 mutex_lock(&adev->pm.mutex); 205 206 ret = pp_funcs->notify_rlc_state( 207 adev->powerplay.pp_handle, 208 en); 209 210 mutex_unlock(&adev->pm.mutex); 211 } 212 213 return ret; 214 } 215 216 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 217 { 218 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 219 void *pp_handle = adev->powerplay.pp_handle; 220 int ret; 221 222 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 223 return 0; 224 /* Don't use baco for reset in S3. 225 * This is a workaround for some platforms 226 * where entering BACO during suspend 227 * seems to cause reboots or hangs. 228 * This might be related to the fact that BACO controls 229 * power to the whole GPU including devices like audio and USB. 230 * Powering down/up everything may adversely affect these other 231 * devices. Needs more investigation. 232 */ 233 if (adev->in_s3) 234 return 0; 235 236 mutex_lock(&adev->pm.mutex); 237 238 ret = pp_funcs->get_asic_baco_capability(pp_handle); 239 240 mutex_unlock(&adev->pm.mutex); 241 242 return ret; 243 } 244 245 int amdgpu_dpm_mode2_reset(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_mode_2) 252 return -ENOENT; 253 254 mutex_lock(&adev->pm.mutex); 255 256 ret = pp_funcs->asic_reset_mode_2(pp_handle); 257 258 mutex_unlock(&adev->pm.mutex); 259 260 return ret; 261 } 262 263 int amdgpu_dpm_enable_gfx_features(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->asic_reset_enable_gfx_features) 270 return -ENOENT; 271 272 mutex_lock(&adev->pm.mutex); 273 274 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 275 276 mutex_unlock(&adev->pm.mutex); 277 278 return ret; 279 } 280 281 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 282 { 283 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 284 void *pp_handle = adev->powerplay.pp_handle; 285 int ret = 0; 286 287 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 288 return -ENOENT; 289 290 mutex_lock(&adev->pm.mutex); 291 292 /* enter BACO state */ 293 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 294 if (ret) 295 goto out; 296 297 /* exit BACO state */ 298 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 299 300 out: 301 mutex_unlock(&adev->pm.mutex); 302 return ret; 303 } 304 305 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 306 { 307 struct smu_context *smu = adev->powerplay.pp_handle; 308 bool support_mode1_reset = false; 309 310 if (is_support_sw_smu(adev)) { 311 mutex_lock(&adev->pm.mutex); 312 support_mode1_reset = smu_mode1_reset_is_support(smu); 313 mutex_unlock(&adev->pm.mutex); 314 } 315 316 return support_mode1_reset; 317 } 318 319 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 320 { 321 struct smu_context *smu = adev->powerplay.pp_handle; 322 int ret = -EOPNOTSUPP; 323 324 if (is_support_sw_smu(adev)) { 325 mutex_lock(&adev->pm.mutex); 326 ret = smu_mode1_reset(smu); 327 mutex_unlock(&adev->pm.mutex); 328 } 329 330 return ret; 331 } 332 333 bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev) 334 { 335 struct smu_context *smu = adev->powerplay.pp_handle; 336 bool support_link_reset = false; 337 338 if (is_support_sw_smu(adev)) { 339 mutex_lock(&adev->pm.mutex); 340 support_link_reset = smu_link_reset_is_support(smu); 341 mutex_unlock(&adev->pm.mutex); 342 } 343 344 return support_link_reset; 345 } 346 347 int amdgpu_dpm_link_reset(struct amdgpu_device *adev) 348 { 349 struct smu_context *smu = adev->powerplay.pp_handle; 350 int ret = -EOPNOTSUPP; 351 352 if (is_support_sw_smu(adev)) { 353 mutex_lock(&adev->pm.mutex); 354 ret = smu_link_reset(smu); 355 mutex_unlock(&adev->pm.mutex); 356 } 357 358 return ret; 359 } 360 361 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 362 enum PP_SMC_POWER_PROFILE type, 363 bool en) 364 { 365 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 366 int ret = 0; 367 368 if (amdgpu_sriov_vf(adev)) 369 return 0; 370 371 if (pp_funcs && pp_funcs->switch_power_profile) { 372 mutex_lock(&adev->pm.mutex); 373 ret = pp_funcs->switch_power_profile( 374 adev->powerplay.pp_handle, type, en); 375 mutex_unlock(&adev->pm.mutex); 376 } 377 378 return ret; 379 } 380 381 int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev, 382 bool pause) 383 { 384 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 385 int ret = 0; 386 387 if (amdgpu_sriov_vf(adev)) 388 return 0; 389 390 if (pp_funcs && pp_funcs->pause_power_profile) { 391 mutex_lock(&adev->pm.mutex); 392 ret = pp_funcs->pause_power_profile( 393 adev->powerplay.pp_handle, pause); 394 mutex_unlock(&adev->pm.mutex); 395 } 396 397 return ret; 398 } 399 400 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 401 uint32_t pstate) 402 { 403 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 404 int ret = 0; 405 406 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 407 mutex_lock(&adev->pm.mutex); 408 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 409 pstate); 410 mutex_unlock(&adev->pm.mutex); 411 } 412 413 return ret; 414 } 415 416 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 417 uint32_t cstate) 418 { 419 int ret = 0; 420 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 421 void *pp_handle = adev->powerplay.pp_handle; 422 423 if (pp_funcs && pp_funcs->set_df_cstate) { 424 mutex_lock(&adev->pm.mutex); 425 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 426 mutex_unlock(&adev->pm.mutex); 427 } 428 429 return ret; 430 } 431 432 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev, 433 enum pp_pm_policy p_type, char *buf) 434 { 435 struct smu_context *smu = adev->powerplay.pp_handle; 436 int ret = -EOPNOTSUPP; 437 438 if (is_support_sw_smu(adev)) { 439 mutex_lock(&adev->pm.mutex); 440 ret = smu_get_pm_policy_info(smu, p_type, buf); 441 mutex_unlock(&adev->pm.mutex); 442 } 443 444 return ret; 445 } 446 447 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type, 448 int policy_level) 449 { 450 struct smu_context *smu = adev->powerplay.pp_handle; 451 int ret = -EOPNOTSUPP; 452 453 if (is_support_sw_smu(adev)) { 454 mutex_lock(&adev->pm.mutex); 455 ret = smu_set_pm_policy(smu, policy_type, policy_level); 456 mutex_unlock(&adev->pm.mutex); 457 } 458 459 return ret; 460 } 461 462 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 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->enable_mgpu_fan_boost) { 470 mutex_lock(&adev->pm.mutex); 471 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 472 mutex_unlock(&adev->pm.mutex); 473 } 474 475 return ret; 476 } 477 478 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 479 uint32_t msg_id) 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 = 0; 485 486 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 487 mutex_lock(&adev->pm.mutex); 488 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 489 msg_id); 490 mutex_unlock(&adev->pm.mutex); 491 } 492 493 return ret; 494 } 495 496 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 497 bool acquire) 498 { 499 void *pp_handle = adev->powerplay.pp_handle; 500 const struct amd_pm_funcs *pp_funcs = 501 adev->powerplay.pp_funcs; 502 int ret = -EOPNOTSUPP; 503 504 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 505 mutex_lock(&adev->pm.mutex); 506 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 507 acquire); 508 mutex_unlock(&adev->pm.mutex); 509 } 510 511 return ret; 512 } 513 514 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 515 { 516 if (adev->pm.dpm_enabled) { 517 mutex_lock(&adev->pm.mutex); 518 if (power_supply_is_system_supplied() > 0) 519 adev->pm.ac_power = true; 520 else 521 adev->pm.ac_power = false; 522 523 if (adev->powerplay.pp_funcs && 524 adev->powerplay.pp_funcs->enable_bapm) 525 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 526 527 if (is_support_sw_smu(adev)) 528 smu_set_ac_dc(adev->powerplay.pp_handle); 529 530 mutex_unlock(&adev->pm.mutex); 531 } 532 } 533 534 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 535 void *data, uint32_t *size) 536 { 537 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 538 int ret = -EINVAL; 539 540 if (!data || !size) 541 return -EINVAL; 542 543 if (pp_funcs && pp_funcs->read_sensor) { 544 mutex_lock(&adev->pm.mutex); 545 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 546 sensor, 547 data, 548 size); 549 mutex_unlock(&adev->pm.mutex); 550 } 551 552 return ret; 553 } 554 555 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 556 { 557 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 558 int ret = -EOPNOTSUPP; 559 560 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 561 mutex_lock(&adev->pm.mutex); 562 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 563 mutex_unlock(&adev->pm.mutex); 564 } 565 566 return ret; 567 } 568 569 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 570 { 571 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 572 int ret = -EOPNOTSUPP; 573 574 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 575 mutex_lock(&adev->pm.mutex); 576 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 577 mutex_unlock(&adev->pm.mutex); 578 } 579 580 return ret; 581 } 582 583 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 584 { 585 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 586 int i; 587 588 if (!adev->pm.dpm_enabled) 589 return; 590 591 if (!pp_funcs->pm_compute_clocks) 592 return; 593 594 if (adev->mode_info.num_crtc) 595 amdgpu_display_bandwidth_update(adev); 596 597 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 598 struct amdgpu_ring *ring = adev->rings[i]; 599 if (ring && ring->sched.ready) 600 amdgpu_fence_wait_empty(ring); 601 } 602 603 mutex_lock(&adev->pm.mutex); 604 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 605 mutex_unlock(&adev->pm.mutex); 606 } 607 608 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 609 { 610 int ret = 0; 611 612 if (adev->family == AMDGPU_FAMILY_SI) { 613 mutex_lock(&adev->pm.mutex); 614 if (enable) { 615 adev->pm.dpm.uvd_active = true; 616 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 617 } else { 618 adev->pm.dpm.uvd_active = false; 619 } 620 mutex_unlock(&adev->pm.mutex); 621 622 amdgpu_dpm_compute_clocks(adev); 623 return; 624 } 625 626 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0); 627 if (ret) 628 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 629 enable ? "enable" : "disable", ret); 630 } 631 632 void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst) 633 { 634 int ret = 0; 635 636 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst); 637 if (ret) 638 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 639 enable ? "enable" : "disable", ret); 640 } 641 642 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 643 { 644 int ret = 0; 645 646 if (adev->family == AMDGPU_FAMILY_SI) { 647 mutex_lock(&adev->pm.mutex); 648 if (enable) { 649 adev->pm.dpm.vce_active = true; 650 /* XXX select vce level based on ring/task */ 651 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 652 } else { 653 adev->pm.dpm.vce_active = false; 654 } 655 mutex_unlock(&adev->pm.mutex); 656 657 amdgpu_dpm_compute_clocks(adev); 658 return; 659 } 660 661 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0); 662 if (ret) 663 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 664 enable ? "enable" : "disable", ret); 665 } 666 667 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 668 { 669 int ret = 0; 670 671 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0); 672 if (ret) 673 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 674 enable ? "enable" : "disable", ret); 675 } 676 677 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable) 678 { 679 int ret = 0; 680 681 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0); 682 if (ret) 683 DRM_ERROR("Dpm %s vpe failed, ret = %d.\n", 684 enable ? "enable" : "disable", ret); 685 } 686 687 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 688 { 689 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 690 int r = 0; 691 692 if (!pp_funcs || !pp_funcs->load_firmware || 693 (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU))) 694 return 0; 695 696 mutex_lock(&adev->pm.mutex); 697 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 698 if (r) { 699 pr_err("smu firmware loading failed\n"); 700 goto out; 701 } 702 703 if (smu_version) 704 *smu_version = adev->pm.fw_version; 705 706 out: 707 mutex_unlock(&adev->pm.mutex); 708 return r; 709 } 710 711 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 712 { 713 int ret = 0; 714 715 if (is_support_sw_smu(adev)) { 716 mutex_lock(&adev->pm.mutex); 717 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 718 enable); 719 mutex_unlock(&adev->pm.mutex); 720 } 721 722 return ret; 723 } 724 725 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 726 { 727 struct smu_context *smu = adev->powerplay.pp_handle; 728 int ret = 0; 729 730 if (!is_support_sw_smu(adev)) 731 return -EOPNOTSUPP; 732 733 mutex_lock(&adev->pm.mutex); 734 ret = smu_send_hbm_bad_pages_num(smu, size); 735 mutex_unlock(&adev->pm.mutex); 736 737 return ret; 738 } 739 740 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 741 { 742 struct smu_context *smu = adev->powerplay.pp_handle; 743 int ret = 0; 744 745 if (!is_support_sw_smu(adev)) 746 return -EOPNOTSUPP; 747 748 mutex_lock(&adev->pm.mutex); 749 ret = smu_send_hbm_bad_channel_flag(smu, size); 750 mutex_unlock(&adev->pm.mutex); 751 752 return ret; 753 } 754 755 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev) 756 { 757 struct smu_context *smu = adev->powerplay.pp_handle; 758 int ret; 759 760 if (!is_support_sw_smu(adev)) 761 return -EOPNOTSUPP; 762 763 mutex_lock(&adev->pm.mutex); 764 ret = smu_send_rma_reason(smu); 765 mutex_unlock(&adev->pm.mutex); 766 767 return ret; 768 } 769 770 /** 771 * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported 772 * @adev: amdgpu_device pointer 773 * 774 * This function checks if the SMU supports resetting the SDMA engine. 775 * It returns false if the hardware does not support software SMU or 776 * if the feature is not supported. 777 */ 778 bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev) 779 { 780 struct smu_context *smu = adev->powerplay.pp_handle; 781 bool ret; 782 783 if (!is_support_sw_smu(adev)) 784 return false; 785 786 mutex_lock(&adev->pm.mutex); 787 ret = smu_reset_sdma_is_supported(smu); 788 mutex_unlock(&adev->pm.mutex); 789 790 return ret; 791 } 792 793 int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask) 794 { 795 struct smu_context *smu = adev->powerplay.pp_handle; 796 int ret; 797 798 if (!is_support_sw_smu(adev)) 799 return -EOPNOTSUPP; 800 801 mutex_lock(&adev->pm.mutex); 802 ret = smu_reset_sdma(smu, inst_mask); 803 mutex_unlock(&adev->pm.mutex); 804 805 return ret; 806 } 807 808 int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask) 809 { 810 struct smu_context *smu = adev->powerplay.pp_handle; 811 int ret; 812 813 if (!is_support_sw_smu(adev)) 814 return -EOPNOTSUPP; 815 816 mutex_lock(&adev->pm.mutex); 817 ret = smu_reset_vcn(smu, inst_mask); 818 mutex_unlock(&adev->pm.mutex); 819 820 return ret; 821 } 822 823 bool amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device *adev) 824 { 825 struct smu_context *smu = adev->powerplay.pp_handle; 826 bool ret; 827 828 if (!is_support_sw_smu(adev)) 829 return false; 830 831 mutex_lock(&adev->pm.mutex); 832 ret = smu_reset_vcn_is_supported(smu); 833 mutex_unlock(&adev->pm.mutex); 834 835 return ret; 836 } 837 838 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 839 enum pp_clock_type type, 840 uint32_t *min, 841 uint32_t *max) 842 { 843 int ret = 0; 844 845 if (type != PP_SCLK) 846 return -EINVAL; 847 848 if (!is_support_sw_smu(adev)) 849 return -EOPNOTSUPP; 850 851 mutex_lock(&adev->pm.mutex); 852 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 853 SMU_SCLK, 854 min, 855 max); 856 mutex_unlock(&adev->pm.mutex); 857 858 return ret; 859 } 860 861 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 862 enum pp_clock_type type, 863 uint32_t min, 864 uint32_t max) 865 { 866 struct smu_context *smu = adev->powerplay.pp_handle; 867 868 if (!is_support_sw_smu(adev)) 869 return -EOPNOTSUPP; 870 871 guard(mutex)(&adev->pm.mutex); 872 873 return smu_set_soft_freq_range(smu, 874 type, 875 min, 876 max); 877 } 878 879 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 880 { 881 struct smu_context *smu = adev->powerplay.pp_handle; 882 int ret = 0; 883 884 if (!is_support_sw_smu(adev)) 885 return 0; 886 887 mutex_lock(&adev->pm.mutex); 888 ret = smu_write_watermarks_table(smu); 889 mutex_unlock(&adev->pm.mutex); 890 891 return ret; 892 } 893 894 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 895 enum smu_event_type event, 896 uint64_t event_arg) 897 { 898 struct smu_context *smu = adev->powerplay.pp_handle; 899 int ret = 0; 900 901 if (!is_support_sw_smu(adev)) 902 return -EOPNOTSUPP; 903 904 mutex_lock(&adev->pm.mutex); 905 ret = smu_wait_for_event(smu, event, event_arg); 906 mutex_unlock(&adev->pm.mutex); 907 908 return ret; 909 } 910 911 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 912 { 913 struct smu_context *smu = adev->powerplay.pp_handle; 914 int ret = 0; 915 916 if (!is_support_sw_smu(adev)) 917 return -EOPNOTSUPP; 918 919 mutex_lock(&adev->pm.mutex); 920 ret = smu_set_residency_gfxoff(smu, value); 921 mutex_unlock(&adev->pm.mutex); 922 923 return ret; 924 } 925 926 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 927 { 928 struct smu_context *smu = adev->powerplay.pp_handle; 929 int ret = 0; 930 931 if (!is_support_sw_smu(adev)) 932 return -EOPNOTSUPP; 933 934 mutex_lock(&adev->pm.mutex); 935 ret = smu_get_residency_gfxoff(smu, value); 936 mutex_unlock(&adev->pm.mutex); 937 938 return ret; 939 } 940 941 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 942 { 943 struct smu_context *smu = adev->powerplay.pp_handle; 944 int ret = 0; 945 946 if (!is_support_sw_smu(adev)) 947 return -EOPNOTSUPP; 948 949 mutex_lock(&adev->pm.mutex); 950 ret = smu_get_entrycount_gfxoff(smu, value); 951 mutex_unlock(&adev->pm.mutex); 952 953 return ret; 954 } 955 956 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 957 { 958 struct smu_context *smu = adev->powerplay.pp_handle; 959 int ret = 0; 960 961 if (!is_support_sw_smu(adev)) 962 return -EOPNOTSUPP; 963 964 mutex_lock(&adev->pm.mutex); 965 ret = smu_get_status_gfxoff(smu, value); 966 mutex_unlock(&adev->pm.mutex); 967 968 return ret; 969 } 970 971 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 972 { 973 struct smu_context *smu = adev->powerplay.pp_handle; 974 975 if (!is_support_sw_smu(adev)) 976 return 0; 977 978 return atomic64_read(&smu->throttle_int_counter); 979 } 980 981 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 982 * @adev: amdgpu_device pointer 983 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 984 * 985 */ 986 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 987 enum gfx_change_state state) 988 { 989 mutex_lock(&adev->pm.mutex); 990 if (adev->powerplay.pp_funcs && 991 adev->powerplay.pp_funcs->gfx_state_change_set) 992 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 993 (adev)->powerplay.pp_handle, state)); 994 mutex_unlock(&adev->pm.mutex); 995 } 996 997 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 998 void *umc_ecc) 999 { 1000 struct smu_context *smu = adev->powerplay.pp_handle; 1001 int ret = 0; 1002 1003 if (!is_support_sw_smu(adev)) 1004 return -EOPNOTSUPP; 1005 1006 mutex_lock(&adev->pm.mutex); 1007 ret = smu_get_ecc_info(smu, umc_ecc); 1008 mutex_unlock(&adev->pm.mutex); 1009 1010 return ret; 1011 } 1012 1013 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 1014 uint32_t idx) 1015 { 1016 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1017 struct amd_vce_state *vstate = NULL; 1018 1019 if (!pp_funcs->get_vce_clock_state) 1020 return NULL; 1021 1022 mutex_lock(&adev->pm.mutex); 1023 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 1024 idx); 1025 mutex_unlock(&adev->pm.mutex); 1026 1027 return vstate; 1028 } 1029 1030 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 1031 enum amd_pm_state_type *state) 1032 { 1033 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1034 1035 mutex_lock(&adev->pm.mutex); 1036 1037 if (!pp_funcs->get_current_power_state) { 1038 *state = adev->pm.dpm.user_state; 1039 goto out; 1040 } 1041 1042 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 1043 if (*state < POWER_STATE_TYPE_DEFAULT || 1044 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 1045 *state = adev->pm.dpm.user_state; 1046 1047 out: 1048 mutex_unlock(&adev->pm.mutex); 1049 } 1050 1051 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 1052 enum amd_pm_state_type state) 1053 { 1054 mutex_lock(&adev->pm.mutex); 1055 adev->pm.dpm.user_state = state; 1056 mutex_unlock(&adev->pm.mutex); 1057 1058 if (is_support_sw_smu(adev)) 1059 return; 1060 1061 if (amdgpu_dpm_dispatch_task(adev, 1062 AMD_PP_TASK_ENABLE_USER_STATE, 1063 &state) == -EOPNOTSUPP) 1064 amdgpu_dpm_compute_clocks(adev); 1065 } 1066 1067 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 1068 { 1069 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1070 enum amd_dpm_forced_level level; 1071 1072 if (!pp_funcs) 1073 return AMD_DPM_FORCED_LEVEL_AUTO; 1074 1075 mutex_lock(&adev->pm.mutex); 1076 if (pp_funcs->get_performance_level) 1077 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 1078 else 1079 level = adev->pm.dpm.forced_level; 1080 mutex_unlock(&adev->pm.mutex); 1081 1082 return level; 1083 } 1084 1085 static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev) 1086 { 1087 /* enter UMD Pstate */ 1088 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1089 AMD_PG_STATE_UNGATE); 1090 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1091 AMD_CG_STATE_UNGATE); 1092 } 1093 1094 static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev) 1095 { 1096 /* exit UMD Pstate */ 1097 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1098 AMD_CG_STATE_GATE); 1099 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX, 1100 AMD_PG_STATE_GATE); 1101 } 1102 1103 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 1104 enum amd_dpm_forced_level level) 1105 { 1106 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1107 enum amd_dpm_forced_level current_level; 1108 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 1109 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 1110 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 1111 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 1112 1113 if (!pp_funcs || !pp_funcs->force_performance_level) 1114 return 0; 1115 1116 if (adev->pm.dpm.thermal_active) 1117 return -EINVAL; 1118 1119 current_level = amdgpu_dpm_get_performance_level(adev); 1120 if (current_level == level) 1121 return 0; 1122 1123 if (!(current_level & profile_mode_mask) && 1124 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 1125 return -EINVAL; 1126 1127 if (adev->asic_type == CHIP_RAVEN) { 1128 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 1129 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 1130 level == AMD_DPM_FORCED_LEVEL_MANUAL) 1131 amdgpu_gfx_off_ctrl(adev, false); 1132 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 1133 level != AMD_DPM_FORCED_LEVEL_MANUAL) 1134 amdgpu_gfx_off_ctrl(adev, true); 1135 } 1136 } 1137 1138 if (!(current_level & profile_mode_mask) && (level & profile_mode_mask)) 1139 amdgpu_dpm_enter_umd_state(adev); 1140 else if ((current_level & profile_mode_mask) && 1141 !(level & profile_mode_mask)) 1142 amdgpu_dpm_exit_umd_state(adev); 1143 1144 mutex_lock(&adev->pm.mutex); 1145 1146 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 1147 level)) { 1148 mutex_unlock(&adev->pm.mutex); 1149 /* If new level failed, retain the umd state as before */ 1150 if (!(current_level & profile_mode_mask) && 1151 (level & profile_mode_mask)) 1152 amdgpu_dpm_exit_umd_state(adev); 1153 else if ((current_level & profile_mode_mask) && 1154 !(level & profile_mode_mask)) 1155 amdgpu_dpm_enter_umd_state(adev); 1156 1157 return -EINVAL; 1158 } 1159 1160 adev->pm.dpm.forced_level = level; 1161 1162 mutex_unlock(&adev->pm.mutex); 1163 1164 return 0; 1165 } 1166 1167 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 1168 struct pp_states_info *states) 1169 { 1170 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1171 int ret = 0; 1172 1173 if (!pp_funcs->get_pp_num_states) 1174 return -EOPNOTSUPP; 1175 1176 mutex_lock(&adev->pm.mutex); 1177 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1178 states); 1179 mutex_unlock(&adev->pm.mutex); 1180 1181 return ret; 1182 } 1183 1184 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1185 enum amd_pp_task task_id, 1186 enum amd_pm_state_type *user_state) 1187 { 1188 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1189 int ret = 0; 1190 1191 if (!pp_funcs->dispatch_tasks) 1192 return -EOPNOTSUPP; 1193 1194 mutex_lock(&adev->pm.mutex); 1195 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1196 task_id, 1197 user_state); 1198 mutex_unlock(&adev->pm.mutex); 1199 1200 return ret; 1201 } 1202 1203 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1204 { 1205 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1206 int ret = 0; 1207 1208 if (!pp_funcs->get_pp_table) 1209 return 0; 1210 1211 mutex_lock(&adev->pm.mutex); 1212 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1213 table); 1214 mutex_unlock(&adev->pm.mutex); 1215 1216 return ret; 1217 } 1218 1219 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1220 uint32_t type, 1221 long *input, 1222 uint32_t size) 1223 { 1224 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1225 int ret = 0; 1226 1227 if (!pp_funcs->set_fine_grain_clk_vol) 1228 return 0; 1229 1230 mutex_lock(&adev->pm.mutex); 1231 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1232 type, 1233 input, 1234 size); 1235 mutex_unlock(&adev->pm.mutex); 1236 1237 return ret; 1238 } 1239 1240 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1241 uint32_t type, 1242 long *input, 1243 uint32_t size) 1244 { 1245 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1246 int ret = 0; 1247 1248 if (!pp_funcs->odn_edit_dpm_table) 1249 return 0; 1250 1251 mutex_lock(&adev->pm.mutex); 1252 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1253 type, 1254 input, 1255 size); 1256 mutex_unlock(&adev->pm.mutex); 1257 1258 return ret; 1259 } 1260 1261 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1262 enum pp_clock_type type, 1263 char *buf) 1264 { 1265 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1266 int ret = 0; 1267 1268 if (!pp_funcs->print_clock_levels) 1269 return 0; 1270 1271 mutex_lock(&adev->pm.mutex); 1272 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1273 type, 1274 buf); 1275 mutex_unlock(&adev->pm.mutex); 1276 1277 return ret; 1278 } 1279 1280 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1281 enum pp_clock_type type, 1282 char *buf, 1283 int *offset) 1284 { 1285 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1286 int ret = 0; 1287 1288 if (!pp_funcs->emit_clock_levels) 1289 return -ENOENT; 1290 1291 mutex_lock(&adev->pm.mutex); 1292 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1293 type, 1294 buf, 1295 offset); 1296 mutex_unlock(&adev->pm.mutex); 1297 1298 return ret; 1299 } 1300 1301 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1302 uint64_t ppfeature_masks) 1303 { 1304 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1305 int ret = 0; 1306 1307 if (!pp_funcs->set_ppfeature_status) 1308 return 0; 1309 1310 mutex_lock(&adev->pm.mutex); 1311 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1312 ppfeature_masks); 1313 mutex_unlock(&adev->pm.mutex); 1314 1315 return ret; 1316 } 1317 1318 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1319 { 1320 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1321 int ret = 0; 1322 1323 if (!pp_funcs->get_ppfeature_status) 1324 return 0; 1325 1326 mutex_lock(&adev->pm.mutex); 1327 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1328 buf); 1329 mutex_unlock(&adev->pm.mutex); 1330 1331 return ret; 1332 } 1333 1334 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1335 enum pp_clock_type type, 1336 uint32_t mask) 1337 { 1338 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1339 int ret = 0; 1340 1341 if (!pp_funcs->force_clock_level) 1342 return 0; 1343 1344 mutex_lock(&adev->pm.mutex); 1345 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1346 type, 1347 mask); 1348 mutex_unlock(&adev->pm.mutex); 1349 1350 return ret; 1351 } 1352 1353 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1354 { 1355 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1356 int ret = 0; 1357 1358 if (!pp_funcs->get_sclk_od) 1359 return -EOPNOTSUPP; 1360 1361 mutex_lock(&adev->pm.mutex); 1362 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1363 mutex_unlock(&adev->pm.mutex); 1364 1365 return ret; 1366 } 1367 1368 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1369 { 1370 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1371 1372 if (is_support_sw_smu(adev)) 1373 return -EOPNOTSUPP; 1374 1375 mutex_lock(&adev->pm.mutex); 1376 if (pp_funcs->set_sclk_od) 1377 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1378 mutex_unlock(&adev->pm.mutex); 1379 1380 if (amdgpu_dpm_dispatch_task(adev, 1381 AMD_PP_TASK_READJUST_POWER_STATE, 1382 NULL) == -EOPNOTSUPP) { 1383 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1384 amdgpu_dpm_compute_clocks(adev); 1385 } 1386 1387 return 0; 1388 } 1389 1390 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1391 { 1392 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1393 int ret = 0; 1394 1395 if (!pp_funcs->get_mclk_od) 1396 return -EOPNOTSUPP; 1397 1398 mutex_lock(&adev->pm.mutex); 1399 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1400 mutex_unlock(&adev->pm.mutex); 1401 1402 return ret; 1403 } 1404 1405 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1406 { 1407 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1408 1409 if (is_support_sw_smu(adev)) 1410 return -EOPNOTSUPP; 1411 1412 mutex_lock(&adev->pm.mutex); 1413 if (pp_funcs->set_mclk_od) 1414 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1415 mutex_unlock(&adev->pm.mutex); 1416 1417 if (amdgpu_dpm_dispatch_task(adev, 1418 AMD_PP_TASK_READJUST_POWER_STATE, 1419 NULL) == -EOPNOTSUPP) { 1420 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1421 amdgpu_dpm_compute_clocks(adev); 1422 } 1423 1424 return 0; 1425 } 1426 1427 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1428 char *buf) 1429 { 1430 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1431 int ret = 0; 1432 1433 if (!pp_funcs->get_power_profile_mode) 1434 return -EOPNOTSUPP; 1435 1436 mutex_lock(&adev->pm.mutex); 1437 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1438 buf); 1439 mutex_unlock(&adev->pm.mutex); 1440 1441 return ret; 1442 } 1443 1444 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1445 long *input, uint32_t size) 1446 { 1447 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1448 int ret = 0; 1449 1450 if (!pp_funcs->set_power_profile_mode) 1451 return 0; 1452 1453 mutex_lock(&adev->pm.mutex); 1454 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1455 input, 1456 size); 1457 mutex_unlock(&adev->pm.mutex); 1458 1459 return ret; 1460 } 1461 1462 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1463 { 1464 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1465 int ret = 0; 1466 1467 if (!pp_funcs->get_gpu_metrics) 1468 return 0; 1469 1470 mutex_lock(&adev->pm.mutex); 1471 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1472 table); 1473 mutex_unlock(&adev->pm.mutex); 1474 1475 return ret; 1476 } 1477 1478 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics, 1479 size_t size) 1480 { 1481 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1482 int ret = 0; 1483 1484 if (!pp_funcs->get_pm_metrics) 1485 return -EOPNOTSUPP; 1486 1487 mutex_lock(&adev->pm.mutex); 1488 ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics, 1489 size); 1490 mutex_unlock(&adev->pm.mutex); 1491 1492 return ret; 1493 } 1494 1495 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1496 uint32_t *fan_mode) 1497 { 1498 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1499 int ret = 0; 1500 1501 if (!pp_funcs->get_fan_control_mode) 1502 return -EOPNOTSUPP; 1503 1504 mutex_lock(&adev->pm.mutex); 1505 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1506 fan_mode); 1507 mutex_unlock(&adev->pm.mutex); 1508 1509 return ret; 1510 } 1511 1512 int amdgpu_dpm_set_fan_speed_pwm(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->set_fan_speed_pwm) 1519 return -EOPNOTSUPP; 1520 1521 mutex_lock(&adev->pm.mutex); 1522 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1523 speed); 1524 mutex_unlock(&adev->pm.mutex); 1525 1526 return ret; 1527 } 1528 1529 int amdgpu_dpm_get_fan_speed_pwm(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->get_fan_speed_pwm) 1536 return -EOPNOTSUPP; 1537 1538 mutex_lock(&adev->pm.mutex); 1539 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1540 speed); 1541 mutex_unlock(&adev->pm.mutex); 1542 1543 return ret; 1544 } 1545 1546 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1547 uint32_t *speed) 1548 { 1549 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1550 int ret = 0; 1551 1552 if (!pp_funcs->get_fan_speed_rpm) 1553 return -EOPNOTSUPP; 1554 1555 mutex_lock(&adev->pm.mutex); 1556 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1557 speed); 1558 mutex_unlock(&adev->pm.mutex); 1559 1560 return ret; 1561 } 1562 1563 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1564 uint32_t speed) 1565 { 1566 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1567 int ret = 0; 1568 1569 if (!pp_funcs->set_fan_speed_rpm) 1570 return -EOPNOTSUPP; 1571 1572 mutex_lock(&adev->pm.mutex); 1573 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1574 speed); 1575 mutex_unlock(&adev->pm.mutex); 1576 1577 return ret; 1578 } 1579 1580 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1581 uint32_t mode) 1582 { 1583 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1584 int ret = 0; 1585 1586 if (!pp_funcs->set_fan_control_mode) 1587 return -EOPNOTSUPP; 1588 1589 mutex_lock(&adev->pm.mutex); 1590 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1591 mode); 1592 mutex_unlock(&adev->pm.mutex); 1593 1594 return ret; 1595 } 1596 1597 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1598 uint32_t *limit, 1599 enum pp_power_limit_level pp_limit_level, 1600 enum pp_power_type power_type) 1601 { 1602 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1603 int ret = 0; 1604 1605 if (!pp_funcs->get_power_limit) 1606 return -ENODATA; 1607 1608 mutex_lock(&adev->pm.mutex); 1609 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1610 limit, 1611 pp_limit_level, 1612 power_type); 1613 mutex_unlock(&adev->pm.mutex); 1614 1615 return ret; 1616 } 1617 1618 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1619 uint32_t limit) 1620 { 1621 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1622 int ret = 0; 1623 1624 if (!pp_funcs->set_power_limit) 1625 return -EINVAL; 1626 1627 mutex_lock(&adev->pm.mutex); 1628 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1629 limit); 1630 mutex_unlock(&adev->pm.mutex); 1631 1632 return ret; 1633 } 1634 1635 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1636 { 1637 bool cclk_dpm_supported = false; 1638 1639 if (!is_support_sw_smu(adev)) 1640 return false; 1641 1642 mutex_lock(&adev->pm.mutex); 1643 cclk_dpm_supported = is_support_cclk_dpm(adev); 1644 mutex_unlock(&adev->pm.mutex); 1645 1646 return (int)cclk_dpm_supported; 1647 } 1648 1649 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1650 struct seq_file *m) 1651 { 1652 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1653 1654 if (!pp_funcs->debugfs_print_current_performance_level) 1655 return -EOPNOTSUPP; 1656 1657 mutex_lock(&adev->pm.mutex); 1658 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1659 m); 1660 mutex_unlock(&adev->pm.mutex); 1661 1662 return 0; 1663 } 1664 1665 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1666 void **addr, 1667 size_t *size) 1668 { 1669 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1670 int ret = 0; 1671 1672 if (!pp_funcs->get_smu_prv_buf_details) 1673 return -ENOSYS; 1674 1675 mutex_lock(&adev->pm.mutex); 1676 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1677 addr, 1678 size); 1679 mutex_unlock(&adev->pm.mutex); 1680 1681 return ret; 1682 } 1683 1684 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1685 { 1686 if (is_support_sw_smu(adev)) { 1687 struct smu_context *smu = adev->powerplay.pp_handle; 1688 1689 return (smu->od_enabled || smu->is_apu); 1690 } else { 1691 struct pp_hwmgr *hwmgr; 1692 1693 /* 1694 * dpm on some legacy asics don't carry od_enabled member 1695 * as its pp_handle is casted directly from adev. 1696 */ 1697 if (amdgpu_dpm_is_legacy_dpm(adev)) 1698 return false; 1699 1700 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1701 1702 return hwmgr->od_enabled; 1703 } 1704 } 1705 1706 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev) 1707 { 1708 if (is_support_sw_smu(adev)) { 1709 struct smu_context *smu = adev->powerplay.pp_handle; 1710 1711 return smu->od_enabled; 1712 } else { 1713 struct pp_hwmgr *hwmgr; 1714 1715 /* 1716 * dpm on some legacy asics don't carry od_enabled member 1717 * as its pp_handle is casted directly from adev. 1718 */ 1719 if (amdgpu_dpm_is_legacy_dpm(adev)) 1720 return false; 1721 1722 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1723 1724 return hwmgr->od_enabled; 1725 } 1726 } 1727 1728 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1729 const char *buf, 1730 size_t size) 1731 { 1732 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1733 int ret = 0; 1734 1735 if (!pp_funcs->set_pp_table) 1736 return -EOPNOTSUPP; 1737 1738 mutex_lock(&adev->pm.mutex); 1739 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1740 buf, 1741 size); 1742 mutex_unlock(&adev->pm.mutex); 1743 1744 return ret; 1745 } 1746 1747 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1748 { 1749 struct smu_context *smu = adev->powerplay.pp_handle; 1750 1751 if (!is_support_sw_smu(adev)) 1752 return INT_MAX; 1753 1754 return smu->cpu_core_num; 1755 } 1756 1757 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1758 { 1759 if (!is_support_sw_smu(adev)) 1760 return; 1761 1762 amdgpu_smu_stb_debug_fs_init(adev); 1763 } 1764 1765 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1766 const struct amd_pp_display_configuration *input) 1767 { 1768 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1769 int ret = 0; 1770 1771 if (!pp_funcs->display_configuration_change) 1772 return 0; 1773 1774 mutex_lock(&adev->pm.mutex); 1775 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1776 input); 1777 mutex_unlock(&adev->pm.mutex); 1778 1779 return ret; 1780 } 1781 1782 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1783 enum amd_pp_clock_type type, 1784 struct amd_pp_clocks *clocks) 1785 { 1786 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1787 int ret = 0; 1788 1789 if (!pp_funcs->get_clock_by_type) 1790 return 0; 1791 1792 mutex_lock(&adev->pm.mutex); 1793 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1794 type, 1795 clocks); 1796 mutex_unlock(&adev->pm.mutex); 1797 1798 return ret; 1799 } 1800 1801 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1802 struct amd_pp_simple_clock_info *clocks) 1803 { 1804 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1805 int ret = 0; 1806 1807 if (!pp_funcs->get_display_mode_validation_clocks) 1808 return 0; 1809 1810 mutex_lock(&adev->pm.mutex); 1811 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1812 clocks); 1813 mutex_unlock(&adev->pm.mutex); 1814 1815 return ret; 1816 } 1817 1818 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1819 enum amd_pp_clock_type type, 1820 struct pp_clock_levels_with_latency *clocks) 1821 { 1822 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1823 int ret = 0; 1824 1825 if (!pp_funcs->get_clock_by_type_with_latency) 1826 return 0; 1827 1828 mutex_lock(&adev->pm.mutex); 1829 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1830 type, 1831 clocks); 1832 mutex_unlock(&adev->pm.mutex); 1833 1834 return ret; 1835 } 1836 1837 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1838 enum amd_pp_clock_type type, 1839 struct pp_clock_levels_with_voltage *clocks) 1840 { 1841 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1842 int ret = 0; 1843 1844 if (!pp_funcs->get_clock_by_type_with_voltage) 1845 return 0; 1846 1847 mutex_lock(&adev->pm.mutex); 1848 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1849 type, 1850 clocks); 1851 mutex_unlock(&adev->pm.mutex); 1852 1853 return ret; 1854 } 1855 1856 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1857 void *clock_ranges) 1858 { 1859 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1860 int ret = 0; 1861 1862 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1863 return -EOPNOTSUPP; 1864 1865 mutex_lock(&adev->pm.mutex); 1866 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1867 clock_ranges); 1868 mutex_unlock(&adev->pm.mutex); 1869 1870 return ret; 1871 } 1872 1873 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1874 struct pp_display_clock_request *clock) 1875 { 1876 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1877 int ret = 0; 1878 1879 if (!pp_funcs->display_clock_voltage_request) 1880 return -EOPNOTSUPP; 1881 1882 mutex_lock(&adev->pm.mutex); 1883 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1884 clock); 1885 mutex_unlock(&adev->pm.mutex); 1886 1887 return ret; 1888 } 1889 1890 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1891 struct amd_pp_clock_info *clocks) 1892 { 1893 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1894 int ret = 0; 1895 1896 if (!pp_funcs->get_current_clocks) 1897 return -EOPNOTSUPP; 1898 1899 mutex_lock(&adev->pm.mutex); 1900 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1901 clocks); 1902 mutex_unlock(&adev->pm.mutex); 1903 1904 return ret; 1905 } 1906 1907 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1908 { 1909 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1910 1911 if (!pp_funcs->notify_smu_enable_pwe) 1912 return; 1913 1914 mutex_lock(&adev->pm.mutex); 1915 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1916 mutex_unlock(&adev->pm.mutex); 1917 } 1918 1919 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1920 uint32_t count) 1921 { 1922 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1923 int ret = 0; 1924 1925 if (!pp_funcs->set_active_display_count) 1926 return -EOPNOTSUPP; 1927 1928 mutex_lock(&adev->pm.mutex); 1929 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1930 count); 1931 mutex_unlock(&adev->pm.mutex); 1932 1933 return ret; 1934 } 1935 1936 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1937 uint32_t clock) 1938 { 1939 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1940 int ret = 0; 1941 1942 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1943 return -EOPNOTSUPP; 1944 1945 mutex_lock(&adev->pm.mutex); 1946 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1947 clock); 1948 mutex_unlock(&adev->pm.mutex); 1949 1950 return ret; 1951 } 1952 1953 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1954 uint32_t clock) 1955 { 1956 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1957 1958 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1959 return; 1960 1961 mutex_lock(&adev->pm.mutex); 1962 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1963 clock); 1964 mutex_unlock(&adev->pm.mutex); 1965 } 1966 1967 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1968 uint32_t clock) 1969 { 1970 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1971 1972 if (!pp_funcs->set_hard_min_fclk_by_freq) 1973 return; 1974 1975 mutex_lock(&adev->pm.mutex); 1976 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1977 clock); 1978 mutex_unlock(&adev->pm.mutex); 1979 } 1980 1981 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1982 bool disable_memory_clock_switch) 1983 { 1984 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1985 int ret = 0; 1986 1987 if (!pp_funcs->display_disable_memory_clock_switch) 1988 return 0; 1989 1990 mutex_lock(&adev->pm.mutex); 1991 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1992 disable_memory_clock_switch); 1993 mutex_unlock(&adev->pm.mutex); 1994 1995 return ret; 1996 } 1997 1998 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1999 struct pp_smu_nv_clock_table *max_clocks) 2000 { 2001 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2002 int ret = 0; 2003 2004 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 2005 return -EOPNOTSUPP; 2006 2007 mutex_lock(&adev->pm.mutex); 2008 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 2009 max_clocks); 2010 mutex_unlock(&adev->pm.mutex); 2011 2012 return ret; 2013 } 2014 2015 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 2016 unsigned int *clock_values_in_khz, 2017 unsigned int *num_states) 2018 { 2019 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2020 int ret = 0; 2021 2022 if (!pp_funcs->get_uclk_dpm_states) 2023 return -EOPNOTSUPP; 2024 2025 mutex_lock(&adev->pm.mutex); 2026 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 2027 clock_values_in_khz, 2028 num_states); 2029 mutex_unlock(&adev->pm.mutex); 2030 2031 return ret; 2032 } 2033 2034 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 2035 struct dpm_clocks *clock_table) 2036 { 2037 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2038 int ret = 0; 2039 2040 if (!pp_funcs->get_dpm_clock_table) 2041 return -EOPNOTSUPP; 2042 2043 mutex_lock(&adev->pm.mutex); 2044 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 2045 clock_table); 2046 mutex_unlock(&adev->pm.mutex); 2047 2048 return ret; 2049 } 2050 2051 /** 2052 * amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute 2053 * partition 2054 * @adev: Pointer to the device. 2055 * @type: Identifier for the temperature type metrics to be fetched. 2056 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the 2057 * function returns the size of the metrics structure. 2058 * 2059 * This function retrieves metrics for a specific temperature type, If the 2060 * table parameter is NULL, the function returns the size of the metrics 2061 * structure without populating it. 2062 * 2063 * Return: Size of the metrics structure on success, or a negative error code on failure. 2064 */ 2065 ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev, 2066 enum smu_temp_metric_type type, void *table) 2067 { 2068 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2069 int ret; 2070 2071 if (!pp_funcs->get_temp_metrics || 2072 !amdgpu_dpm_is_temp_metrics_supported(adev, type)) 2073 return -EOPNOTSUPP; 2074 2075 mutex_lock(&adev->pm.mutex); 2076 ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table); 2077 mutex_unlock(&adev->pm.mutex); 2078 2079 return ret; 2080 } 2081 2082 /** 2083 * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support 2084 * is available 2085 * @adev: Pointer to the device. 2086 * @type: Identifier for the temperature type metrics to be fetched. 2087 * 2088 * This function returns metrics if specific temperature metrics type is supported or not. 2089 * 2090 * Return: True in case of metrics type supported else false. 2091 */ 2092 bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev, 2093 enum smu_temp_metric_type type) 2094 { 2095 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2096 bool support_temp_metrics = false; 2097 2098 if (!pp_funcs->temp_metrics_is_supported) 2099 return support_temp_metrics; 2100 2101 if (is_support_sw_smu(adev)) { 2102 mutex_lock(&adev->pm.mutex); 2103 support_temp_metrics = 2104 pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type); 2105 mutex_unlock(&adev->pm.mutex); 2106 } 2107 2108 return support_temp_metrics; 2109 } 2110 2111 /** 2112 * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute 2113 * partition 2114 * @adev: Pointer to the device. 2115 * @xcp_id: Identifier of the XCP for which metrics are to be retrieved. 2116 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the 2117 * function returns the size of the metrics structure. 2118 * 2119 * This function retrieves metrics for a specific XCP, including details such as 2120 * VCN/JPEG activity, clock frequencies, and other performance metrics. If the 2121 * table parameter is NULL, the function returns the size of the metrics 2122 * structure without populating it. 2123 * 2124 * Return: Size of the metrics structure on success, or a negative error code on failure. 2125 */ 2126 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id, 2127 void *table) 2128 { 2129 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 2130 int ret = 0; 2131 2132 if (!pp_funcs->get_xcp_metrics) 2133 return 0; 2134 2135 mutex_lock(&adev->pm.mutex); 2136 ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id, 2137 table); 2138 mutex_unlock(&adev->pm.mutex); 2139 2140 return ret; 2141 } 2142