1 /* 2 * Copyright 2011 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Alex Deucher 23 */ 24 25 #include "amdgpu.h" 26 #include "amdgpu_atombios.h" 27 #include "amdgpu_i2c.h" 28 #include "amdgpu_dpm.h" 29 #include "atom.h" 30 #include "amd_pcie.h" 31 #include "amdgpu_display.h" 32 #include "hwmgr.h" 33 #include <linux/power_supply.h> 34 #include "amdgpu_smu.h" 35 36 #define amdgpu_dpm_enable_bapm(adev, e) \ 37 ((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e))) 38 39 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev)) 40 41 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low) 42 { 43 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 44 int ret = 0; 45 46 if (!pp_funcs->get_sclk) 47 return 0; 48 49 mutex_lock(&adev->pm.mutex); 50 ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle, 51 low); 52 mutex_unlock(&adev->pm.mutex); 53 54 return ret; 55 } 56 57 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low) 58 { 59 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 60 int ret = 0; 61 62 if (!pp_funcs->get_mclk) 63 return 0; 64 65 mutex_lock(&adev->pm.mutex); 66 ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle, 67 low); 68 mutex_unlock(&adev->pm.mutex); 69 70 return ret; 71 } 72 73 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate) 74 { 75 int ret = 0; 76 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 77 enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; 78 79 if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) { 80 dev_dbg(adev->dev, "IP block%d already in the target %s state!", 81 block_type, gate ? "gate" : "ungate"); 82 return 0; 83 } 84 85 mutex_lock(&adev->pm.mutex); 86 87 switch (block_type) { 88 case AMD_IP_BLOCK_TYPE_UVD: 89 case AMD_IP_BLOCK_TYPE_VCE: 90 case AMD_IP_BLOCK_TYPE_GFX: 91 case AMD_IP_BLOCK_TYPE_VCN: 92 case AMD_IP_BLOCK_TYPE_SDMA: 93 case AMD_IP_BLOCK_TYPE_JPEG: 94 case AMD_IP_BLOCK_TYPE_GMC: 95 case AMD_IP_BLOCK_TYPE_ACP: 96 case AMD_IP_BLOCK_TYPE_VPE: 97 if (pp_funcs && pp_funcs->set_powergating_by_smu) 98 ret = (pp_funcs->set_powergating_by_smu( 99 (adev)->powerplay.pp_handle, block_type, gate)); 100 break; 101 default: 102 break; 103 } 104 105 if (!ret) 106 atomic_set(&adev->pm.pwr_state[block_type], pwr_state); 107 108 mutex_unlock(&adev->pm.mutex); 109 110 return ret; 111 } 112 113 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev) 114 { 115 struct smu_context *smu = adev->powerplay.pp_handle; 116 int ret = -EOPNOTSUPP; 117 118 mutex_lock(&adev->pm.mutex); 119 ret = smu_set_gfx_power_up_by_imu(smu); 120 mutex_unlock(&adev->pm.mutex); 121 122 msleep(10); 123 124 return ret; 125 } 126 127 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev) 128 { 129 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 130 void *pp_handle = adev->powerplay.pp_handle; 131 int ret = 0; 132 133 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 134 return -ENOENT; 135 136 mutex_lock(&adev->pm.mutex); 137 138 /* enter BACO state */ 139 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 140 141 mutex_unlock(&adev->pm.mutex); 142 143 return ret; 144 } 145 146 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev) 147 { 148 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 149 void *pp_handle = adev->powerplay.pp_handle; 150 int ret = 0; 151 152 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 153 return -ENOENT; 154 155 mutex_lock(&adev->pm.mutex); 156 157 /* exit BACO state */ 158 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 159 160 mutex_unlock(&adev->pm.mutex); 161 162 return ret; 163 } 164 165 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev, 166 enum pp_mp1_state mp1_state) 167 { 168 int ret = 0; 169 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 170 171 if (mp1_state == PP_MP1_STATE_FLR) { 172 /* VF lost access to SMU */ 173 if (amdgpu_sriov_vf(adev)) 174 adev->pm.dpm_enabled = false; 175 } else if (pp_funcs && pp_funcs->set_mp1_state) { 176 mutex_lock(&adev->pm.mutex); 177 178 ret = pp_funcs->set_mp1_state( 179 adev->powerplay.pp_handle, 180 mp1_state); 181 182 mutex_unlock(&adev->pm.mutex); 183 } 184 185 return ret; 186 } 187 188 int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en) 189 { 190 int ret = 0; 191 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 192 193 if (pp_funcs && pp_funcs->notify_rlc_state) { 194 mutex_lock(&adev->pm.mutex); 195 196 ret = pp_funcs->notify_rlc_state( 197 adev->powerplay.pp_handle, 198 en); 199 200 mutex_unlock(&adev->pm.mutex); 201 } 202 203 return ret; 204 } 205 206 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev) 207 { 208 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 209 void *pp_handle = adev->powerplay.pp_handle; 210 int ret; 211 212 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) 213 return 0; 214 /* Don't use baco for reset in S3. 215 * This is a workaround for some platforms 216 * where entering BACO during suspend 217 * seems to cause reboots or hangs. 218 * This might be related to the fact that BACO controls 219 * power to the whole GPU including devices like audio and USB. 220 * Powering down/up everything may adversely affect these other 221 * devices. Needs more investigation. 222 */ 223 if (adev->in_s3) 224 return 0; 225 226 mutex_lock(&adev->pm.mutex); 227 228 ret = pp_funcs->get_asic_baco_capability(pp_handle); 229 230 mutex_unlock(&adev->pm.mutex); 231 232 return ret; 233 } 234 235 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev) 236 { 237 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 238 void *pp_handle = adev->powerplay.pp_handle; 239 int ret = 0; 240 241 if (!pp_funcs || !pp_funcs->asic_reset_mode_2) 242 return -ENOENT; 243 244 mutex_lock(&adev->pm.mutex); 245 246 ret = pp_funcs->asic_reset_mode_2(pp_handle); 247 248 mutex_unlock(&adev->pm.mutex); 249 250 return ret; 251 } 252 253 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev) 254 { 255 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 256 void *pp_handle = adev->powerplay.pp_handle; 257 int ret = 0; 258 259 if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features) 260 return -ENOENT; 261 262 mutex_lock(&adev->pm.mutex); 263 264 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle); 265 266 mutex_unlock(&adev->pm.mutex); 267 268 return ret; 269 } 270 271 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev) 272 { 273 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 274 void *pp_handle = adev->powerplay.pp_handle; 275 int ret = 0; 276 277 if (!pp_funcs || !pp_funcs->set_asic_baco_state) 278 return -ENOENT; 279 280 mutex_lock(&adev->pm.mutex); 281 282 /* enter BACO state */ 283 ret = pp_funcs->set_asic_baco_state(pp_handle, 1); 284 if (ret) 285 goto out; 286 287 /* exit BACO state */ 288 ret = pp_funcs->set_asic_baco_state(pp_handle, 0); 289 290 out: 291 mutex_unlock(&adev->pm.mutex); 292 return ret; 293 } 294 295 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev) 296 { 297 struct smu_context *smu = adev->powerplay.pp_handle; 298 bool support_mode1_reset = false; 299 300 if (is_support_sw_smu(adev)) { 301 mutex_lock(&adev->pm.mutex); 302 support_mode1_reset = smu_mode1_reset_is_support(smu); 303 mutex_unlock(&adev->pm.mutex); 304 } 305 306 return support_mode1_reset; 307 } 308 309 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev) 310 { 311 struct smu_context *smu = adev->powerplay.pp_handle; 312 int ret = -EOPNOTSUPP; 313 314 if (is_support_sw_smu(adev)) { 315 mutex_lock(&adev->pm.mutex); 316 ret = smu_mode1_reset(smu); 317 mutex_unlock(&adev->pm.mutex); 318 } 319 320 return ret; 321 } 322 323 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev, 324 enum PP_SMC_POWER_PROFILE type, 325 bool en) 326 { 327 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 328 int ret = 0; 329 330 if (amdgpu_sriov_vf(adev)) 331 return 0; 332 333 if (pp_funcs && pp_funcs->switch_power_profile) { 334 mutex_lock(&adev->pm.mutex); 335 ret = pp_funcs->switch_power_profile( 336 adev->powerplay.pp_handle, type, en); 337 mutex_unlock(&adev->pm.mutex); 338 } 339 340 return ret; 341 } 342 343 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev, 344 uint32_t pstate) 345 { 346 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 347 int ret = 0; 348 349 if (pp_funcs && pp_funcs->set_xgmi_pstate) { 350 mutex_lock(&adev->pm.mutex); 351 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle, 352 pstate); 353 mutex_unlock(&adev->pm.mutex); 354 } 355 356 return ret; 357 } 358 359 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev, 360 uint32_t cstate) 361 { 362 int ret = 0; 363 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 364 void *pp_handle = adev->powerplay.pp_handle; 365 366 if (pp_funcs && pp_funcs->set_df_cstate) { 367 mutex_lock(&adev->pm.mutex); 368 ret = pp_funcs->set_df_cstate(pp_handle, cstate); 369 mutex_unlock(&adev->pm.mutex); 370 } 371 372 return ret; 373 } 374 375 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev, 376 enum pp_pm_policy p_type, char *buf) 377 { 378 struct smu_context *smu = adev->powerplay.pp_handle; 379 int ret = -EOPNOTSUPP; 380 381 if (is_support_sw_smu(adev)) { 382 mutex_lock(&adev->pm.mutex); 383 ret = smu_get_pm_policy_info(smu, p_type, buf); 384 mutex_unlock(&adev->pm.mutex); 385 } 386 387 return ret; 388 } 389 390 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type, 391 int policy_level) 392 { 393 struct smu_context *smu = adev->powerplay.pp_handle; 394 int ret = -EOPNOTSUPP; 395 396 if (is_support_sw_smu(adev)) { 397 mutex_lock(&adev->pm.mutex); 398 ret = smu_set_pm_policy(smu, policy_type, policy_level); 399 mutex_unlock(&adev->pm.mutex); 400 } 401 402 return ret; 403 } 404 405 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev) 406 { 407 void *pp_handle = adev->powerplay.pp_handle; 408 const struct amd_pm_funcs *pp_funcs = 409 adev->powerplay.pp_funcs; 410 int ret = 0; 411 412 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) { 413 mutex_lock(&adev->pm.mutex); 414 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle); 415 mutex_unlock(&adev->pm.mutex); 416 } 417 418 return ret; 419 } 420 421 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev, 422 uint32_t msg_id) 423 { 424 void *pp_handle = adev->powerplay.pp_handle; 425 const struct amd_pm_funcs *pp_funcs = 426 adev->powerplay.pp_funcs; 427 int ret = 0; 428 429 if (pp_funcs && pp_funcs->set_clockgating_by_smu) { 430 mutex_lock(&adev->pm.mutex); 431 ret = pp_funcs->set_clockgating_by_smu(pp_handle, 432 msg_id); 433 mutex_unlock(&adev->pm.mutex); 434 } 435 436 return ret; 437 } 438 439 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev, 440 bool acquire) 441 { 442 void *pp_handle = adev->powerplay.pp_handle; 443 const struct amd_pm_funcs *pp_funcs = 444 adev->powerplay.pp_funcs; 445 int ret = -EOPNOTSUPP; 446 447 if (pp_funcs && pp_funcs->smu_i2c_bus_access) { 448 mutex_lock(&adev->pm.mutex); 449 ret = pp_funcs->smu_i2c_bus_access(pp_handle, 450 acquire); 451 mutex_unlock(&adev->pm.mutex); 452 } 453 454 return ret; 455 } 456 457 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev) 458 { 459 if (adev->pm.dpm_enabled) { 460 mutex_lock(&adev->pm.mutex); 461 if (power_supply_is_system_supplied() > 0) 462 adev->pm.ac_power = true; 463 else 464 adev->pm.ac_power = false; 465 466 if (adev->powerplay.pp_funcs && 467 adev->powerplay.pp_funcs->enable_bapm) 468 amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power); 469 470 if (is_support_sw_smu(adev)) 471 smu_set_ac_dc(adev->powerplay.pp_handle); 472 473 mutex_unlock(&adev->pm.mutex); 474 } 475 } 476 477 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor, 478 void *data, uint32_t *size) 479 { 480 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 481 int ret = -EINVAL; 482 483 if (!data || !size) 484 return -EINVAL; 485 486 if (pp_funcs && pp_funcs->read_sensor) { 487 mutex_lock(&adev->pm.mutex); 488 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle, 489 sensor, 490 data, 491 size); 492 mutex_unlock(&adev->pm.mutex); 493 } 494 495 return ret; 496 } 497 498 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit) 499 { 500 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 501 int ret = -EOPNOTSUPP; 502 503 if (pp_funcs && pp_funcs->get_apu_thermal_limit) { 504 mutex_lock(&adev->pm.mutex); 505 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit); 506 mutex_unlock(&adev->pm.mutex); 507 } 508 509 return ret; 510 } 511 512 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit) 513 { 514 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 515 int ret = -EOPNOTSUPP; 516 517 if (pp_funcs && pp_funcs->set_apu_thermal_limit) { 518 mutex_lock(&adev->pm.mutex); 519 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit); 520 mutex_unlock(&adev->pm.mutex); 521 } 522 523 return ret; 524 } 525 526 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) 527 { 528 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 529 int i; 530 531 if (!adev->pm.dpm_enabled) 532 return; 533 534 if (!pp_funcs->pm_compute_clocks) 535 return; 536 537 if (adev->mode_info.num_crtc) 538 amdgpu_display_bandwidth_update(adev); 539 540 for (i = 0; i < AMDGPU_MAX_RINGS; i++) { 541 struct amdgpu_ring *ring = adev->rings[i]; 542 if (ring && ring->sched.ready) 543 amdgpu_fence_wait_empty(ring); 544 } 545 546 mutex_lock(&adev->pm.mutex); 547 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); 548 mutex_unlock(&adev->pm.mutex); 549 } 550 551 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) 552 { 553 int ret = 0; 554 555 if (adev->family == AMDGPU_FAMILY_SI) { 556 mutex_lock(&adev->pm.mutex); 557 if (enable) { 558 adev->pm.dpm.uvd_active = true; 559 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; 560 } else { 561 adev->pm.dpm.uvd_active = false; 562 } 563 mutex_unlock(&adev->pm.mutex); 564 565 amdgpu_dpm_compute_clocks(adev); 566 return; 567 } 568 569 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); 570 if (ret) 571 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", 572 enable ? "enable" : "disable", ret); 573 } 574 575 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) 576 { 577 int ret = 0; 578 579 if (adev->family == AMDGPU_FAMILY_SI) { 580 mutex_lock(&adev->pm.mutex); 581 if (enable) { 582 adev->pm.dpm.vce_active = true; 583 /* XXX select vce level based on ring/task */ 584 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; 585 } else { 586 adev->pm.dpm.vce_active = false; 587 } 588 mutex_unlock(&adev->pm.mutex); 589 590 amdgpu_dpm_compute_clocks(adev); 591 return; 592 } 593 594 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); 595 if (ret) 596 DRM_ERROR("Dpm %s vce failed, ret = %d. \n", 597 enable ? "enable" : "disable", ret); 598 } 599 600 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable) 601 { 602 int ret = 0; 603 604 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable); 605 if (ret) 606 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n", 607 enable ? "enable" : "disable", ret); 608 } 609 610 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable) 611 { 612 int ret = 0; 613 614 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable); 615 if (ret) 616 DRM_ERROR("Dpm %s vpe failed, ret = %d.\n", 617 enable ? "enable" : "disable", ret); 618 } 619 620 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version) 621 { 622 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 623 int r = 0; 624 625 if (!pp_funcs || !pp_funcs->load_firmware || 626 (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU))) 627 return 0; 628 629 mutex_lock(&adev->pm.mutex); 630 r = pp_funcs->load_firmware(adev->powerplay.pp_handle); 631 if (r) { 632 pr_err("smu firmware loading failed\n"); 633 goto out; 634 } 635 636 if (smu_version) 637 *smu_version = adev->pm.fw_version; 638 639 out: 640 mutex_unlock(&adev->pm.mutex); 641 return r; 642 } 643 644 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable) 645 { 646 int ret = 0; 647 648 if (is_support_sw_smu(adev)) { 649 mutex_lock(&adev->pm.mutex); 650 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle, 651 enable); 652 mutex_unlock(&adev->pm.mutex); 653 } 654 655 return ret; 656 } 657 658 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size) 659 { 660 struct smu_context *smu = adev->powerplay.pp_handle; 661 int ret = 0; 662 663 if (!is_support_sw_smu(adev)) 664 return -EOPNOTSUPP; 665 666 mutex_lock(&adev->pm.mutex); 667 ret = smu_send_hbm_bad_pages_num(smu, size); 668 mutex_unlock(&adev->pm.mutex); 669 670 return ret; 671 } 672 673 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size) 674 { 675 struct smu_context *smu = adev->powerplay.pp_handle; 676 int ret = 0; 677 678 if (!is_support_sw_smu(adev)) 679 return -EOPNOTSUPP; 680 681 mutex_lock(&adev->pm.mutex); 682 ret = smu_send_hbm_bad_channel_flag(smu, size); 683 mutex_unlock(&adev->pm.mutex); 684 685 return ret; 686 } 687 688 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev) 689 { 690 struct smu_context *smu = adev->powerplay.pp_handle; 691 int ret; 692 693 if (!is_support_sw_smu(adev)) 694 return -EOPNOTSUPP; 695 696 mutex_lock(&adev->pm.mutex); 697 ret = smu_send_rma_reason(smu); 698 mutex_unlock(&adev->pm.mutex); 699 700 return ret; 701 } 702 703 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev, 704 enum pp_clock_type type, 705 uint32_t *min, 706 uint32_t *max) 707 { 708 int ret = 0; 709 710 if (type != PP_SCLK) 711 return -EINVAL; 712 713 if (!is_support_sw_smu(adev)) 714 return -EOPNOTSUPP; 715 716 mutex_lock(&adev->pm.mutex); 717 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle, 718 SMU_SCLK, 719 min, 720 max); 721 mutex_unlock(&adev->pm.mutex); 722 723 return ret; 724 } 725 726 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev, 727 enum pp_clock_type type, 728 uint32_t min, 729 uint32_t max) 730 { 731 struct smu_context *smu = adev->powerplay.pp_handle; 732 int ret = 0; 733 734 if (type != PP_SCLK) 735 return -EINVAL; 736 737 if (!is_support_sw_smu(adev)) 738 return -EOPNOTSUPP; 739 740 mutex_lock(&adev->pm.mutex); 741 ret = smu_set_soft_freq_range(smu, 742 SMU_SCLK, 743 min, 744 max); 745 mutex_unlock(&adev->pm.mutex); 746 747 return ret; 748 } 749 750 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev) 751 { 752 struct smu_context *smu = adev->powerplay.pp_handle; 753 int ret = 0; 754 755 if (!is_support_sw_smu(adev)) 756 return 0; 757 758 mutex_lock(&adev->pm.mutex); 759 ret = smu_write_watermarks_table(smu); 760 mutex_unlock(&adev->pm.mutex); 761 762 return ret; 763 } 764 765 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, 766 enum smu_event_type event, 767 uint64_t event_arg) 768 { 769 struct smu_context *smu = adev->powerplay.pp_handle; 770 int ret = 0; 771 772 if (!is_support_sw_smu(adev)) 773 return -EOPNOTSUPP; 774 775 mutex_lock(&adev->pm.mutex); 776 ret = smu_wait_for_event(smu, event, event_arg); 777 mutex_unlock(&adev->pm.mutex); 778 779 return ret; 780 } 781 782 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value) 783 { 784 struct smu_context *smu = adev->powerplay.pp_handle; 785 int ret = 0; 786 787 if (!is_support_sw_smu(adev)) 788 return -EOPNOTSUPP; 789 790 mutex_lock(&adev->pm.mutex); 791 ret = smu_set_residency_gfxoff(smu, value); 792 mutex_unlock(&adev->pm.mutex); 793 794 return ret; 795 } 796 797 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value) 798 { 799 struct smu_context *smu = adev->powerplay.pp_handle; 800 int ret = 0; 801 802 if (!is_support_sw_smu(adev)) 803 return -EOPNOTSUPP; 804 805 mutex_lock(&adev->pm.mutex); 806 ret = smu_get_residency_gfxoff(smu, value); 807 mutex_unlock(&adev->pm.mutex); 808 809 return ret; 810 } 811 812 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value) 813 { 814 struct smu_context *smu = adev->powerplay.pp_handle; 815 int ret = 0; 816 817 if (!is_support_sw_smu(adev)) 818 return -EOPNOTSUPP; 819 820 mutex_lock(&adev->pm.mutex); 821 ret = smu_get_entrycount_gfxoff(smu, value); 822 mutex_unlock(&adev->pm.mutex); 823 824 return ret; 825 } 826 827 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) 828 { 829 struct smu_context *smu = adev->powerplay.pp_handle; 830 int ret = 0; 831 832 if (!is_support_sw_smu(adev)) 833 return -EOPNOTSUPP; 834 835 mutex_lock(&adev->pm.mutex); 836 ret = smu_get_status_gfxoff(smu, value); 837 mutex_unlock(&adev->pm.mutex); 838 839 return ret; 840 } 841 842 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev) 843 { 844 struct smu_context *smu = adev->powerplay.pp_handle; 845 846 if (!is_support_sw_smu(adev)) 847 return 0; 848 849 return atomic64_read(&smu->throttle_int_counter); 850 } 851 852 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set 853 * @adev: amdgpu_device pointer 854 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry) 855 * 856 */ 857 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev, 858 enum gfx_change_state state) 859 { 860 mutex_lock(&adev->pm.mutex); 861 if (adev->powerplay.pp_funcs && 862 adev->powerplay.pp_funcs->gfx_state_change_set) 863 ((adev)->powerplay.pp_funcs->gfx_state_change_set( 864 (adev)->powerplay.pp_handle, state)); 865 mutex_unlock(&adev->pm.mutex); 866 } 867 868 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev, 869 void *umc_ecc) 870 { 871 struct smu_context *smu = adev->powerplay.pp_handle; 872 int ret = 0; 873 874 if (!is_support_sw_smu(adev)) 875 return -EOPNOTSUPP; 876 877 mutex_lock(&adev->pm.mutex); 878 ret = smu_get_ecc_info(smu, umc_ecc); 879 mutex_unlock(&adev->pm.mutex); 880 881 return ret; 882 } 883 884 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev, 885 uint32_t idx) 886 { 887 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 888 struct amd_vce_state *vstate = NULL; 889 890 if (!pp_funcs->get_vce_clock_state) 891 return NULL; 892 893 mutex_lock(&adev->pm.mutex); 894 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle, 895 idx); 896 mutex_unlock(&adev->pm.mutex); 897 898 return vstate; 899 } 900 901 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, 902 enum amd_pm_state_type *state) 903 { 904 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 905 906 mutex_lock(&adev->pm.mutex); 907 908 if (!pp_funcs->get_current_power_state) { 909 *state = adev->pm.dpm.user_state; 910 goto out; 911 } 912 913 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle); 914 if (*state < POWER_STATE_TYPE_DEFAULT || 915 *state > POWER_STATE_TYPE_INTERNAL_3DPERF) 916 *state = adev->pm.dpm.user_state; 917 918 out: 919 mutex_unlock(&adev->pm.mutex); 920 } 921 922 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev, 923 enum amd_pm_state_type state) 924 { 925 mutex_lock(&adev->pm.mutex); 926 adev->pm.dpm.user_state = state; 927 mutex_unlock(&adev->pm.mutex); 928 929 if (is_support_sw_smu(adev)) 930 return; 931 932 if (amdgpu_dpm_dispatch_task(adev, 933 AMD_PP_TASK_ENABLE_USER_STATE, 934 &state) == -EOPNOTSUPP) 935 amdgpu_dpm_compute_clocks(adev); 936 } 937 938 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev) 939 { 940 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 941 enum amd_dpm_forced_level level; 942 943 if (!pp_funcs) 944 return AMD_DPM_FORCED_LEVEL_AUTO; 945 946 mutex_lock(&adev->pm.mutex); 947 if (pp_funcs->get_performance_level) 948 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle); 949 else 950 level = adev->pm.dpm.forced_level; 951 mutex_unlock(&adev->pm.mutex); 952 953 return level; 954 } 955 956 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev, 957 enum amd_dpm_forced_level level) 958 { 959 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 960 enum amd_dpm_forced_level current_level; 961 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | 962 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | 963 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | 964 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; 965 966 if (!pp_funcs || !pp_funcs->force_performance_level) 967 return 0; 968 969 if (adev->pm.dpm.thermal_active) 970 return -EINVAL; 971 972 current_level = amdgpu_dpm_get_performance_level(adev); 973 if (current_level == level) 974 return 0; 975 976 if (adev->asic_type == CHIP_RAVEN) { 977 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) { 978 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && 979 level == AMD_DPM_FORCED_LEVEL_MANUAL) 980 amdgpu_gfx_off_ctrl(adev, false); 981 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && 982 level != AMD_DPM_FORCED_LEVEL_MANUAL) 983 amdgpu_gfx_off_ctrl(adev, true); 984 } 985 } 986 987 if (!(current_level & profile_mode_mask) && 988 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)) 989 return -EINVAL; 990 991 if (!(current_level & profile_mode_mask) && 992 (level & profile_mode_mask)) { 993 /* enter UMD Pstate */ 994 amdgpu_device_ip_set_powergating_state(adev, 995 AMD_IP_BLOCK_TYPE_GFX, 996 AMD_PG_STATE_UNGATE); 997 amdgpu_device_ip_set_clockgating_state(adev, 998 AMD_IP_BLOCK_TYPE_GFX, 999 AMD_CG_STATE_UNGATE); 1000 } else if ((current_level & profile_mode_mask) && 1001 !(level & profile_mode_mask)) { 1002 /* exit UMD Pstate */ 1003 amdgpu_device_ip_set_clockgating_state(adev, 1004 AMD_IP_BLOCK_TYPE_GFX, 1005 AMD_CG_STATE_GATE); 1006 amdgpu_device_ip_set_powergating_state(adev, 1007 AMD_IP_BLOCK_TYPE_GFX, 1008 AMD_PG_STATE_GATE); 1009 } 1010 1011 mutex_lock(&adev->pm.mutex); 1012 1013 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle, 1014 level)) { 1015 mutex_unlock(&adev->pm.mutex); 1016 return -EINVAL; 1017 } 1018 1019 adev->pm.dpm.forced_level = level; 1020 1021 mutex_unlock(&adev->pm.mutex); 1022 1023 return 0; 1024 } 1025 1026 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev, 1027 struct pp_states_info *states) 1028 { 1029 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1030 int ret = 0; 1031 1032 if (!pp_funcs->get_pp_num_states) 1033 return -EOPNOTSUPP; 1034 1035 mutex_lock(&adev->pm.mutex); 1036 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle, 1037 states); 1038 mutex_unlock(&adev->pm.mutex); 1039 1040 return ret; 1041 } 1042 1043 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev, 1044 enum amd_pp_task task_id, 1045 enum amd_pm_state_type *user_state) 1046 { 1047 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1048 int ret = 0; 1049 1050 if (!pp_funcs->dispatch_tasks) 1051 return -EOPNOTSUPP; 1052 1053 mutex_lock(&adev->pm.mutex); 1054 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle, 1055 task_id, 1056 user_state); 1057 mutex_unlock(&adev->pm.mutex); 1058 1059 return ret; 1060 } 1061 1062 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table) 1063 { 1064 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1065 int ret = 0; 1066 1067 if (!pp_funcs->get_pp_table) 1068 return 0; 1069 1070 mutex_lock(&adev->pm.mutex); 1071 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle, 1072 table); 1073 mutex_unlock(&adev->pm.mutex); 1074 1075 return ret; 1076 } 1077 1078 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev, 1079 uint32_t type, 1080 long *input, 1081 uint32_t size) 1082 { 1083 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1084 int ret = 0; 1085 1086 if (!pp_funcs->set_fine_grain_clk_vol) 1087 return 0; 1088 1089 mutex_lock(&adev->pm.mutex); 1090 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle, 1091 type, 1092 input, 1093 size); 1094 mutex_unlock(&adev->pm.mutex); 1095 1096 return ret; 1097 } 1098 1099 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev, 1100 uint32_t type, 1101 long *input, 1102 uint32_t size) 1103 { 1104 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1105 int ret = 0; 1106 1107 if (!pp_funcs->odn_edit_dpm_table) 1108 return 0; 1109 1110 mutex_lock(&adev->pm.mutex); 1111 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle, 1112 type, 1113 input, 1114 size); 1115 mutex_unlock(&adev->pm.mutex); 1116 1117 return ret; 1118 } 1119 1120 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev, 1121 enum pp_clock_type type, 1122 char *buf) 1123 { 1124 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1125 int ret = 0; 1126 1127 if (!pp_funcs->print_clock_levels) 1128 return 0; 1129 1130 mutex_lock(&adev->pm.mutex); 1131 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle, 1132 type, 1133 buf); 1134 mutex_unlock(&adev->pm.mutex); 1135 1136 return ret; 1137 } 1138 1139 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev, 1140 enum pp_clock_type type, 1141 char *buf, 1142 int *offset) 1143 { 1144 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1145 int ret = 0; 1146 1147 if (!pp_funcs->emit_clock_levels) 1148 return -ENOENT; 1149 1150 mutex_lock(&adev->pm.mutex); 1151 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle, 1152 type, 1153 buf, 1154 offset); 1155 mutex_unlock(&adev->pm.mutex); 1156 1157 return ret; 1158 } 1159 1160 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev, 1161 uint64_t ppfeature_masks) 1162 { 1163 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1164 int ret = 0; 1165 1166 if (!pp_funcs->set_ppfeature_status) 1167 return 0; 1168 1169 mutex_lock(&adev->pm.mutex); 1170 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle, 1171 ppfeature_masks); 1172 mutex_unlock(&adev->pm.mutex); 1173 1174 return ret; 1175 } 1176 1177 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf) 1178 { 1179 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1180 int ret = 0; 1181 1182 if (!pp_funcs->get_ppfeature_status) 1183 return 0; 1184 1185 mutex_lock(&adev->pm.mutex); 1186 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle, 1187 buf); 1188 mutex_unlock(&adev->pm.mutex); 1189 1190 return ret; 1191 } 1192 1193 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev, 1194 enum pp_clock_type type, 1195 uint32_t mask) 1196 { 1197 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1198 int ret = 0; 1199 1200 if (!pp_funcs->force_clock_level) 1201 return 0; 1202 1203 mutex_lock(&adev->pm.mutex); 1204 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle, 1205 type, 1206 mask); 1207 mutex_unlock(&adev->pm.mutex); 1208 1209 return ret; 1210 } 1211 1212 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev) 1213 { 1214 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1215 int ret = 0; 1216 1217 if (!pp_funcs->get_sclk_od) 1218 return -EOPNOTSUPP; 1219 1220 mutex_lock(&adev->pm.mutex); 1221 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle); 1222 mutex_unlock(&adev->pm.mutex); 1223 1224 return ret; 1225 } 1226 1227 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value) 1228 { 1229 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1230 1231 if (is_support_sw_smu(adev)) 1232 return -EOPNOTSUPP; 1233 1234 mutex_lock(&adev->pm.mutex); 1235 if (pp_funcs->set_sclk_od) 1236 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value); 1237 mutex_unlock(&adev->pm.mutex); 1238 1239 if (amdgpu_dpm_dispatch_task(adev, 1240 AMD_PP_TASK_READJUST_POWER_STATE, 1241 NULL) == -EOPNOTSUPP) { 1242 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1243 amdgpu_dpm_compute_clocks(adev); 1244 } 1245 1246 return 0; 1247 } 1248 1249 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev) 1250 { 1251 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1252 int ret = 0; 1253 1254 if (!pp_funcs->get_mclk_od) 1255 return -EOPNOTSUPP; 1256 1257 mutex_lock(&adev->pm.mutex); 1258 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle); 1259 mutex_unlock(&adev->pm.mutex); 1260 1261 return ret; 1262 } 1263 1264 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value) 1265 { 1266 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1267 1268 if (is_support_sw_smu(adev)) 1269 return -EOPNOTSUPP; 1270 1271 mutex_lock(&adev->pm.mutex); 1272 if (pp_funcs->set_mclk_od) 1273 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value); 1274 mutex_unlock(&adev->pm.mutex); 1275 1276 if (amdgpu_dpm_dispatch_task(adev, 1277 AMD_PP_TASK_READJUST_POWER_STATE, 1278 NULL) == -EOPNOTSUPP) { 1279 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps; 1280 amdgpu_dpm_compute_clocks(adev); 1281 } 1282 1283 return 0; 1284 } 1285 1286 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev, 1287 char *buf) 1288 { 1289 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1290 int ret = 0; 1291 1292 if (!pp_funcs->get_power_profile_mode) 1293 return -EOPNOTSUPP; 1294 1295 mutex_lock(&adev->pm.mutex); 1296 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle, 1297 buf); 1298 mutex_unlock(&adev->pm.mutex); 1299 1300 return ret; 1301 } 1302 1303 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev, 1304 long *input, uint32_t size) 1305 { 1306 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1307 int ret = 0; 1308 1309 if (!pp_funcs->set_power_profile_mode) 1310 return 0; 1311 1312 mutex_lock(&adev->pm.mutex); 1313 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle, 1314 input, 1315 size); 1316 mutex_unlock(&adev->pm.mutex); 1317 1318 return ret; 1319 } 1320 1321 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table) 1322 { 1323 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1324 int ret = 0; 1325 1326 if (!pp_funcs->get_gpu_metrics) 1327 return 0; 1328 1329 mutex_lock(&adev->pm.mutex); 1330 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle, 1331 table); 1332 mutex_unlock(&adev->pm.mutex); 1333 1334 return ret; 1335 } 1336 1337 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics, 1338 size_t size) 1339 { 1340 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1341 int ret = 0; 1342 1343 if (!pp_funcs->get_pm_metrics) 1344 return -EOPNOTSUPP; 1345 1346 mutex_lock(&adev->pm.mutex); 1347 ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics, 1348 size); 1349 mutex_unlock(&adev->pm.mutex); 1350 1351 return ret; 1352 } 1353 1354 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev, 1355 uint32_t *fan_mode) 1356 { 1357 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1358 int ret = 0; 1359 1360 if (!pp_funcs->get_fan_control_mode) 1361 return -EOPNOTSUPP; 1362 1363 mutex_lock(&adev->pm.mutex); 1364 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle, 1365 fan_mode); 1366 mutex_unlock(&adev->pm.mutex); 1367 1368 return ret; 1369 } 1370 1371 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev, 1372 uint32_t speed) 1373 { 1374 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1375 int ret = 0; 1376 1377 if (!pp_funcs->set_fan_speed_pwm) 1378 return -EOPNOTSUPP; 1379 1380 mutex_lock(&adev->pm.mutex); 1381 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle, 1382 speed); 1383 mutex_unlock(&adev->pm.mutex); 1384 1385 return ret; 1386 } 1387 1388 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev, 1389 uint32_t *speed) 1390 { 1391 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1392 int ret = 0; 1393 1394 if (!pp_funcs->get_fan_speed_pwm) 1395 return -EOPNOTSUPP; 1396 1397 mutex_lock(&adev->pm.mutex); 1398 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle, 1399 speed); 1400 mutex_unlock(&adev->pm.mutex); 1401 1402 return ret; 1403 } 1404 1405 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev, 1406 uint32_t *speed) 1407 { 1408 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1409 int ret = 0; 1410 1411 if (!pp_funcs->get_fan_speed_rpm) 1412 return -EOPNOTSUPP; 1413 1414 mutex_lock(&adev->pm.mutex); 1415 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle, 1416 speed); 1417 mutex_unlock(&adev->pm.mutex); 1418 1419 return ret; 1420 } 1421 1422 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev, 1423 uint32_t speed) 1424 { 1425 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1426 int ret = 0; 1427 1428 if (!pp_funcs->set_fan_speed_rpm) 1429 return -EOPNOTSUPP; 1430 1431 mutex_lock(&adev->pm.mutex); 1432 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle, 1433 speed); 1434 mutex_unlock(&adev->pm.mutex); 1435 1436 return ret; 1437 } 1438 1439 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev, 1440 uint32_t mode) 1441 { 1442 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1443 int ret = 0; 1444 1445 if (!pp_funcs->set_fan_control_mode) 1446 return -EOPNOTSUPP; 1447 1448 mutex_lock(&adev->pm.mutex); 1449 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle, 1450 mode); 1451 mutex_unlock(&adev->pm.mutex); 1452 1453 return ret; 1454 } 1455 1456 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev, 1457 uint32_t *limit, 1458 enum pp_power_limit_level pp_limit_level, 1459 enum pp_power_type power_type) 1460 { 1461 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1462 int ret = 0; 1463 1464 if (!pp_funcs->get_power_limit) 1465 return -ENODATA; 1466 1467 mutex_lock(&adev->pm.mutex); 1468 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle, 1469 limit, 1470 pp_limit_level, 1471 power_type); 1472 mutex_unlock(&adev->pm.mutex); 1473 1474 return ret; 1475 } 1476 1477 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev, 1478 uint32_t limit) 1479 { 1480 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1481 int ret = 0; 1482 1483 if (!pp_funcs->set_power_limit) 1484 return -EINVAL; 1485 1486 mutex_lock(&adev->pm.mutex); 1487 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle, 1488 limit); 1489 mutex_unlock(&adev->pm.mutex); 1490 1491 return ret; 1492 } 1493 1494 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev) 1495 { 1496 bool cclk_dpm_supported = false; 1497 1498 if (!is_support_sw_smu(adev)) 1499 return false; 1500 1501 mutex_lock(&adev->pm.mutex); 1502 cclk_dpm_supported = is_support_cclk_dpm(adev); 1503 mutex_unlock(&adev->pm.mutex); 1504 1505 return (int)cclk_dpm_supported; 1506 } 1507 1508 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev, 1509 struct seq_file *m) 1510 { 1511 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1512 1513 if (!pp_funcs->debugfs_print_current_performance_level) 1514 return -EOPNOTSUPP; 1515 1516 mutex_lock(&adev->pm.mutex); 1517 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle, 1518 m); 1519 mutex_unlock(&adev->pm.mutex); 1520 1521 return 0; 1522 } 1523 1524 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev, 1525 void **addr, 1526 size_t *size) 1527 { 1528 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1529 int ret = 0; 1530 1531 if (!pp_funcs->get_smu_prv_buf_details) 1532 return -ENOSYS; 1533 1534 mutex_lock(&adev->pm.mutex); 1535 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle, 1536 addr, 1537 size); 1538 mutex_unlock(&adev->pm.mutex); 1539 1540 return ret; 1541 } 1542 1543 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev) 1544 { 1545 if (is_support_sw_smu(adev)) { 1546 struct smu_context *smu = adev->powerplay.pp_handle; 1547 1548 return (smu->od_enabled || smu->is_apu); 1549 } else { 1550 struct pp_hwmgr *hwmgr; 1551 1552 /* 1553 * dpm on some legacy asics don't carry od_enabled member 1554 * as its pp_handle is casted directly from adev. 1555 */ 1556 if (amdgpu_dpm_is_legacy_dpm(adev)) 1557 return false; 1558 1559 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle; 1560 1561 return hwmgr->od_enabled; 1562 } 1563 } 1564 1565 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev, 1566 const char *buf, 1567 size_t size) 1568 { 1569 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1570 int ret = 0; 1571 1572 if (!pp_funcs->set_pp_table) 1573 return -EOPNOTSUPP; 1574 1575 mutex_lock(&adev->pm.mutex); 1576 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle, 1577 buf, 1578 size); 1579 mutex_unlock(&adev->pm.mutex); 1580 1581 return ret; 1582 } 1583 1584 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev) 1585 { 1586 struct smu_context *smu = adev->powerplay.pp_handle; 1587 1588 if (!is_support_sw_smu(adev)) 1589 return INT_MAX; 1590 1591 return smu->cpu_core_num; 1592 } 1593 1594 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev) 1595 { 1596 if (!is_support_sw_smu(adev)) 1597 return; 1598 1599 amdgpu_smu_stb_debug_fs_init(adev); 1600 } 1601 1602 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev, 1603 const struct amd_pp_display_configuration *input) 1604 { 1605 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1606 int ret = 0; 1607 1608 if (!pp_funcs->display_configuration_change) 1609 return 0; 1610 1611 mutex_lock(&adev->pm.mutex); 1612 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle, 1613 input); 1614 mutex_unlock(&adev->pm.mutex); 1615 1616 return ret; 1617 } 1618 1619 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev, 1620 enum amd_pp_clock_type type, 1621 struct amd_pp_clocks *clocks) 1622 { 1623 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1624 int ret = 0; 1625 1626 if (!pp_funcs->get_clock_by_type) 1627 return 0; 1628 1629 mutex_lock(&adev->pm.mutex); 1630 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle, 1631 type, 1632 clocks); 1633 mutex_unlock(&adev->pm.mutex); 1634 1635 return ret; 1636 } 1637 1638 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev, 1639 struct amd_pp_simple_clock_info *clocks) 1640 { 1641 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1642 int ret = 0; 1643 1644 if (!pp_funcs->get_display_mode_validation_clocks) 1645 return 0; 1646 1647 mutex_lock(&adev->pm.mutex); 1648 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle, 1649 clocks); 1650 mutex_unlock(&adev->pm.mutex); 1651 1652 return ret; 1653 } 1654 1655 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev, 1656 enum amd_pp_clock_type type, 1657 struct pp_clock_levels_with_latency *clocks) 1658 { 1659 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1660 int ret = 0; 1661 1662 if (!pp_funcs->get_clock_by_type_with_latency) 1663 return 0; 1664 1665 mutex_lock(&adev->pm.mutex); 1666 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle, 1667 type, 1668 clocks); 1669 mutex_unlock(&adev->pm.mutex); 1670 1671 return ret; 1672 } 1673 1674 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev, 1675 enum amd_pp_clock_type type, 1676 struct pp_clock_levels_with_voltage *clocks) 1677 { 1678 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1679 int ret = 0; 1680 1681 if (!pp_funcs->get_clock_by_type_with_voltage) 1682 return 0; 1683 1684 mutex_lock(&adev->pm.mutex); 1685 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle, 1686 type, 1687 clocks); 1688 mutex_unlock(&adev->pm.mutex); 1689 1690 return ret; 1691 } 1692 1693 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev, 1694 void *clock_ranges) 1695 { 1696 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1697 int ret = 0; 1698 1699 if (!pp_funcs->set_watermarks_for_clocks_ranges) 1700 return -EOPNOTSUPP; 1701 1702 mutex_lock(&adev->pm.mutex); 1703 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle, 1704 clock_ranges); 1705 mutex_unlock(&adev->pm.mutex); 1706 1707 return ret; 1708 } 1709 1710 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev, 1711 struct pp_display_clock_request *clock) 1712 { 1713 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1714 int ret = 0; 1715 1716 if (!pp_funcs->display_clock_voltage_request) 1717 return -EOPNOTSUPP; 1718 1719 mutex_lock(&adev->pm.mutex); 1720 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle, 1721 clock); 1722 mutex_unlock(&adev->pm.mutex); 1723 1724 return ret; 1725 } 1726 1727 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev, 1728 struct amd_pp_clock_info *clocks) 1729 { 1730 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1731 int ret = 0; 1732 1733 if (!pp_funcs->get_current_clocks) 1734 return -EOPNOTSUPP; 1735 1736 mutex_lock(&adev->pm.mutex); 1737 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle, 1738 clocks); 1739 mutex_unlock(&adev->pm.mutex); 1740 1741 return ret; 1742 } 1743 1744 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev) 1745 { 1746 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1747 1748 if (!pp_funcs->notify_smu_enable_pwe) 1749 return; 1750 1751 mutex_lock(&adev->pm.mutex); 1752 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle); 1753 mutex_unlock(&adev->pm.mutex); 1754 } 1755 1756 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev, 1757 uint32_t count) 1758 { 1759 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1760 int ret = 0; 1761 1762 if (!pp_funcs->set_active_display_count) 1763 return -EOPNOTSUPP; 1764 1765 mutex_lock(&adev->pm.mutex); 1766 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle, 1767 count); 1768 mutex_unlock(&adev->pm.mutex); 1769 1770 return ret; 1771 } 1772 1773 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev, 1774 uint32_t clock) 1775 { 1776 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1777 int ret = 0; 1778 1779 if (!pp_funcs->set_min_deep_sleep_dcefclk) 1780 return -EOPNOTSUPP; 1781 1782 mutex_lock(&adev->pm.mutex); 1783 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle, 1784 clock); 1785 mutex_unlock(&adev->pm.mutex); 1786 1787 return ret; 1788 } 1789 1790 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev, 1791 uint32_t clock) 1792 { 1793 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1794 1795 if (!pp_funcs->set_hard_min_dcefclk_by_freq) 1796 return; 1797 1798 mutex_lock(&adev->pm.mutex); 1799 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle, 1800 clock); 1801 mutex_unlock(&adev->pm.mutex); 1802 } 1803 1804 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev, 1805 uint32_t clock) 1806 { 1807 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1808 1809 if (!pp_funcs->set_hard_min_fclk_by_freq) 1810 return; 1811 1812 mutex_lock(&adev->pm.mutex); 1813 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle, 1814 clock); 1815 mutex_unlock(&adev->pm.mutex); 1816 } 1817 1818 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev, 1819 bool disable_memory_clock_switch) 1820 { 1821 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1822 int ret = 0; 1823 1824 if (!pp_funcs->display_disable_memory_clock_switch) 1825 return 0; 1826 1827 mutex_lock(&adev->pm.mutex); 1828 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle, 1829 disable_memory_clock_switch); 1830 mutex_unlock(&adev->pm.mutex); 1831 1832 return ret; 1833 } 1834 1835 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev, 1836 struct pp_smu_nv_clock_table *max_clocks) 1837 { 1838 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1839 int ret = 0; 1840 1841 if (!pp_funcs->get_max_sustainable_clocks_by_dc) 1842 return -EOPNOTSUPP; 1843 1844 mutex_lock(&adev->pm.mutex); 1845 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle, 1846 max_clocks); 1847 mutex_unlock(&adev->pm.mutex); 1848 1849 return ret; 1850 } 1851 1852 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev, 1853 unsigned int *clock_values_in_khz, 1854 unsigned int *num_states) 1855 { 1856 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1857 int ret = 0; 1858 1859 if (!pp_funcs->get_uclk_dpm_states) 1860 return -EOPNOTSUPP; 1861 1862 mutex_lock(&adev->pm.mutex); 1863 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle, 1864 clock_values_in_khz, 1865 num_states); 1866 mutex_unlock(&adev->pm.mutex); 1867 1868 return ret; 1869 } 1870 1871 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev, 1872 struct dpm_clocks *clock_table) 1873 { 1874 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 1875 int ret = 0; 1876 1877 if (!pp_funcs->get_dpm_clock_table) 1878 return -EOPNOTSUPP; 1879 1880 mutex_lock(&adev->pm.mutex); 1881 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle, 1882 clock_table); 1883 mutex_unlock(&adev->pm.mutex); 1884 1885 return ret; 1886 } 1887