1/*
2 * Copyright 2015 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 */
23
24#include "pp_debug.h"
25#include <linux/delay.h>
26#include <linux/kernel.h>
27#include <linux/slab.h>
28#include <linux/types.h>
29#include <linux/pci.h>
30#include <drm/amdgpu_drm.h>
31#include "power_state.h"
32#include "hwmgr.h"
33#include "ppsmc.h"
34#include "amd_acpi.h"
35#include "pp_psm.h"
36#include "vega10_hwmgr.h"
37
38extern const struct pp_smumgr_func ci_smu_funcs;
39extern const struct pp_smumgr_func smu8_smu_funcs;
40extern const struct pp_smumgr_func iceland_smu_funcs;
41extern const struct pp_smumgr_func tonga_smu_funcs;
42extern const struct pp_smumgr_func fiji_smu_funcs;
43extern const struct pp_smumgr_func polaris10_smu_funcs;
44extern const struct pp_smumgr_func vegam_smu_funcs;
45extern const struct pp_smumgr_func vega10_smu_funcs;
46extern const struct pp_smumgr_func vega12_smu_funcs;
47extern const struct pp_smumgr_func smu10_smu_funcs;
48extern const struct pp_smumgr_func vega20_smu_funcs;
49
50extern int smu10_init_function_pointers(struct pp_hwmgr *hwmgr);
51
52static int polaris_set_asic_special_caps(struct pp_hwmgr *hwmgr);
53static void hwmgr_init_default_caps(struct pp_hwmgr *hwmgr);
54static int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr);
55static int fiji_set_asic_special_caps(struct pp_hwmgr *hwmgr);
56static int tonga_set_asic_special_caps(struct pp_hwmgr *hwmgr);
57static int topaz_set_asic_special_caps(struct pp_hwmgr *hwmgr);
58static int ci_set_asic_special_caps(struct pp_hwmgr *hwmgr);
59
60
61static void hwmgr_init_workload_prority(struct pp_hwmgr *hwmgr)
62{
63 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
64 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
65 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
66 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
67 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4;
68 hwmgr->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
69
70 hwmgr->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
71 hwmgr->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
72 hwmgr->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING;
73 hwmgr->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO;
74 hwmgr->workload_setting[4] = PP_SMC_POWER_PROFILE_VR;
75 hwmgr->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE;
76}
77
78int hwmgr_early_init(struct pp_hwmgr *hwmgr)
79{
80 struct amdgpu_device *adev;
81
82 if (!hwmgr)
83 return -EINVAL;
84
85 hwmgr->usec_timeout = AMD_MAX_USEC_TIMEOUT;
86 hwmgr->pp_table_version = PP_TABLE_V1;
87 hwmgr->dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
88 hwmgr->request_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
89 hwmgr_init_default_caps(hwmgr);
90 hwmgr_set_user_specify_caps(hwmgr);
91 hwmgr->fan_ctrl_is_in_default_mode = true;
92 hwmgr_init_workload_prority(hwmgr);
93 hwmgr->gfxoff_state_changed_by_workload = false;
94
95 adev = hwmgr->adev;
96
97 switch (hwmgr->chip_family) {
98 case AMDGPU_FAMILY_CI:
99 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
100 hwmgr->smumgr_funcs = &ci_smu_funcs;
101 ci_set_asic_special_caps(hwmgr);
102 hwmgr->feature_mask &= ~(PP_VBI_TIME_SUPPORT_MASK |
103 PP_ENABLE_GFX_CG_THRU_SMU |
104 PP_GFXOFF_MASK);
105 hwmgr->pp_table_version = PP_TABLE_V0;
106 hwmgr->od_enabled = false;
107 smu7_init_function_pointers(hwmgr);
108 break;
109 case AMDGPU_FAMILY_CZ:
110 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
111 hwmgr->od_enabled = false;
112 hwmgr->smumgr_funcs = &smu8_smu_funcs;
113 hwmgr->feature_mask &= ~PP_GFXOFF_MASK;
114 smu8_init_function_pointers(hwmgr);
115 break;
116 case AMDGPU_FAMILY_VI:
117 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
118 hwmgr->feature_mask &= ~PP_GFXOFF_MASK;
119 switch (hwmgr->chip_id) {
120 case CHIP_TOPAZ:
121 hwmgr->smumgr_funcs = &iceland_smu_funcs;
122 topaz_set_asic_special_caps(hwmgr);
123 hwmgr->feature_mask &= ~(PP_VBI_TIME_SUPPORT_MASK |
124 PP_ENABLE_GFX_CG_THRU_SMU);
125 hwmgr->pp_table_version = PP_TABLE_V0;
126 hwmgr->od_enabled = false;
127 break;
128 case CHIP_TONGA:
129 hwmgr->smumgr_funcs = &tonga_smu_funcs;
130 tonga_set_asic_special_caps(hwmgr);
131 hwmgr->feature_mask &= ~PP_VBI_TIME_SUPPORT_MASK;
132 break;
133 case CHIP_FIJI:
134 hwmgr->smumgr_funcs = &fiji_smu_funcs;
135 fiji_set_asic_special_caps(hwmgr);
136 hwmgr->feature_mask &= ~(PP_VBI_TIME_SUPPORT_MASK |
137 PP_ENABLE_GFX_CG_THRU_SMU);
138 break;
139 case CHIP_POLARIS11:
140 case CHIP_POLARIS10:
141 case CHIP_POLARIS12:
142 hwmgr->smumgr_funcs = &polaris10_smu_funcs;
143 polaris_set_asic_special_caps(hwmgr);
144 hwmgr->feature_mask &= ~(PP_UVD_HANDSHAKE_MASK);
145 break;
146 case CHIP_VEGAM:
147 hwmgr->smumgr_funcs = &vegam_smu_funcs;
148 polaris_set_asic_special_caps(hwmgr);
149 hwmgr->feature_mask &= ~(PP_UVD_HANDSHAKE_MASK);
150 break;
151 default:
152 return -EINVAL;
153 }
154 smu7_init_function_pointers(hwmgr);
155 break;
156 case AMDGPU_FAMILY_AI:
157 switch (hwmgr->chip_id) {
158 case CHIP_VEGA10:
159 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
160 hwmgr->feature_mask &= ~PP_GFXOFF_MASK;
161 hwmgr->smumgr_funcs = &vega10_smu_funcs;
162 vega10_hwmgr_init(hwmgr);
163 break;
164 case CHIP_VEGA12:
165 hwmgr->smumgr_funcs = &vega12_smu_funcs;
166 vega12_hwmgr_init(hwmgr);
167 break;
168 case CHIP_VEGA20:
169 adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
170 hwmgr->feature_mask &= ~PP_GFXOFF_MASK;
171 hwmgr->smumgr_funcs = &vega20_smu_funcs;
172 vega20_hwmgr_init(hwmgr);
173 break;
174 default:
175 return -EINVAL;
176 }
177 break;
178 case AMDGPU_FAMILY_RV:
179 switch (hwmgr->chip_id) {
180 case CHIP_RAVEN:
181 hwmgr->od_enabled = false;
182 hwmgr->smumgr_funcs = &smu10_smu_funcs;
183 smu10_init_function_pointers(hwmgr);
184 break;
185 default:
186 return -EINVAL;
187 }
188 break;
189 default:
190 return -EINVAL;
191 }
192
193 return 0;
194}
195
196int hwmgr_sw_init(struct pp_hwmgr *hwmgr)
197{
198 if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->smu_init)
199 return -EINVAL;
200
201 phm_register_irq_handlers(hwmgr);
202 pr_info("hwmgr_sw_init smu backed is %s\n", hwmgr->smumgr_funcs->name);
203
204 return hwmgr->smumgr_funcs->smu_init(hwmgr);
205}
206
207
208int hwmgr_sw_fini(struct pp_hwmgr *hwmgr)
209{
210 if (hwmgr && hwmgr->smumgr_funcs && hwmgr->smumgr_funcs->smu_fini)
211 hwmgr->smumgr_funcs->smu_fini(hwmgr);
212
213 return 0;
214}
215
216int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
217{
218 int ret = 0;
219
220 hwmgr->pp_one_vf = amdgpu_sriov_is_pp_one_vf((struct amdgpu_device *)hwmgr->adev);
221 hwmgr->pm_en = (amdgpu_dpm && (hwmgr->not_vf || hwmgr->pp_one_vf))
222 ? true : false;
223 if (!hwmgr->pm_en)
224 return 0;
225
226 if (!hwmgr->pptable_func ||
227 !hwmgr->pptable_func->pptable_init ||
228 !hwmgr->hwmgr_func->backend_init) {
229 hwmgr->pm_en = false;
230 pr_info("dpm not supported \n");
231 return 0;
232 }
233
234 ret = hwmgr->pptable_func->pptable_init(hwmgr);
235 if (ret)
236 goto err;
237
238 ((struct amdgpu_device *)hwmgr->adev)->pm.no_fan =
239 hwmgr->thermal_controller.fanInfo.bNoFan;
240
241 ret = hwmgr->hwmgr_func->backend_init(hwmgr);
242 if (ret)
243 goto err1;
244 /* make sure dc limits are valid */
245 if ((hwmgr->dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
246 (hwmgr->dyn_state.max_clock_voltage_on_dc.mclk == 0))
247 hwmgr->dyn_state.max_clock_voltage_on_dc =
248 hwmgr->dyn_state.max_clock_voltage_on_ac;
249
250 ret = psm_init_power_state_table(hwmgr);
251 if (ret)
252 goto err2;
253
254 ret = phm_setup_asic(hwmgr);
255 if (ret)
256 goto err2;
257
258 ret = phm_enable_dynamic_state_management(hwmgr);
259 if (ret)
260 goto err2;
261 ret = phm_start_thermal_controller(hwmgr);
262 ret |= psm_set_performance_states(hwmgr);
263 if (ret)
264 goto err2;
265
266 ((struct amdgpu_device *)hwmgr->adev)->pm.dpm_enabled = true;
267
268 return 0;
269err2:
270 if (hwmgr->hwmgr_func->backend_fini)
271 hwmgr->hwmgr_func->backend_fini(hwmgr);
272err1:
273 if (hwmgr->pptable_func->pptable_fini)
274 hwmgr->pptable_func->pptable_fini(hwmgr);
275err:
276 return ret;
277}
278
279int hwmgr_hw_fini(struct pp_hwmgr *hwmgr)
280{
281 if (!hwmgr || !hwmgr->pm_en || !hwmgr->not_vf)
282 return 0;
283
284 phm_stop_thermal_controller(hwmgr);
285 psm_set_boot_states(hwmgr);
286 psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: true, NULL);
287 phm_disable_dynamic_state_management(hwmgr);
288 phm_disable_clock_power_gatings(hwmgr);
289
290 if (hwmgr->hwmgr_func->backend_fini)
291 hwmgr->hwmgr_func->backend_fini(hwmgr);
292 if (hwmgr->pptable_func->pptable_fini)
293 hwmgr->pptable_func->pptable_fini(hwmgr);
294 return psm_fini_power_state_table(hwmgr);
295}
296
297int hwmgr_suspend(struct pp_hwmgr *hwmgr)
298{
299 int ret = 0;
300
301 if (!hwmgr || !hwmgr->pm_en || !hwmgr->not_vf)
302 return 0;
303
304 phm_disable_smc_firmware_ctf(hwmgr);
305 ret = psm_set_boot_states(hwmgr);
306 if (ret)
307 return ret;
308 ret = psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: true, NULL);
309 if (ret)
310 return ret;
311 ret = phm_power_down_asic(hwmgr);
312
313 return ret;
314}
315
316int hwmgr_resume(struct pp_hwmgr *hwmgr)
317{
318 int ret = 0;
319
320 if (!hwmgr)
321 return -EINVAL;
322
323 if (!hwmgr->not_vf || !hwmgr->pm_en)
324 return 0;
325
326 ret = phm_setup_asic(hwmgr);
327 if (ret)
328 return ret;
329
330 ret = phm_enable_dynamic_state_management(hwmgr);
331 if (ret)
332 return ret;
333 ret = phm_start_thermal_controller(hwmgr);
334 ret |= psm_set_performance_states(hwmgr);
335 if (ret)
336 return ret;
337
338 ret = psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: false, NULL);
339
340 return ret;
341}
342
343static enum PP_StateUILabel power_state_convert(enum amd_pm_state_type state)
344{
345 switch (state) {
346 case POWER_STATE_TYPE_BATTERY:
347 return PP_StateUILabel_Battery;
348 case POWER_STATE_TYPE_BALANCED:
349 return PP_StateUILabel_Balanced;
350 case POWER_STATE_TYPE_PERFORMANCE:
351 return PP_StateUILabel_Performance;
352 default:
353 return PP_StateUILabel_None;
354 }
355}
356
357int hwmgr_handle_task(struct pp_hwmgr *hwmgr, enum amd_pp_task task_id,
358 enum amd_pm_state_type *user_state)
359{
360 int ret = 0;
361
362 if (hwmgr == NULL)
363 return -EINVAL;
364
365 switch (task_id) {
366 case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
367 if (!hwmgr->not_vf)
368 return ret;
369 ret = phm_pre_display_configuration_changed(hwmgr);
370 if (ret)
371 return ret;
372 ret = phm_set_cpu_power_state(hwmgr);
373 if (ret)
374 return ret;
375 ret = psm_set_performance_states(hwmgr);
376 if (ret)
377 return ret;
378 ret = psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: false, NULL);
379 break;
380 case AMD_PP_TASK_ENABLE_USER_STATE:
381 {
382 enum PP_StateUILabel requested_ui_label;
383 struct pp_power_state *requested_ps = NULL;
384
385 if (!hwmgr->not_vf)
386 return ret;
387 if (user_state == NULL) {
388 ret = -EINVAL;
389 break;
390 }
391
392 requested_ui_label = power_state_convert(state: *user_state);
393 ret = psm_set_user_performance_state(hwmgr, label_id: requested_ui_label, state: &requested_ps);
394 if (ret)
395 return ret;
396 ret = psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: true, new_ps: requested_ps);
397 break;
398 }
399 case AMD_PP_TASK_COMPLETE_INIT:
400 case AMD_PP_TASK_READJUST_POWER_STATE:
401 ret = psm_adjust_power_state_dynamic(hwmgr, skip_display_settings: true, NULL);
402 break;
403 default:
404 break;
405 }
406 return ret;
407}
408
409void hwmgr_init_default_caps(struct pp_hwmgr *hwmgr)
410{
411 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps, c: PHM_PlatformCaps_PCIEPerformanceRequest);
412
413 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps, c: PHM_PlatformCaps_UVDDPM);
414 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps, c: PHM_PlatformCaps_VCEDPM);
415
416#if defined(CONFIG_ACPI)
417 if (amdgpu_acpi_is_pcie_performance_request_supported(adev: hwmgr->adev))
418 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps, c: PHM_PlatformCaps_PCIEPerformanceRequest);
419#endif
420
421 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
422 c: PHM_PlatformCaps_DynamicPatchPowerState);
423
424 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
425 c: PHM_PlatformCaps_EnableSMU7ThermalManagement);
426
427 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
428 c: PHM_PlatformCaps_DynamicPowerManagement);
429
430 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
431 c: PHM_PlatformCaps_SMC);
432
433 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
434 c: PHM_PlatformCaps_DynamicUVDState);
435
436 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
437 c: PHM_PlatformCaps_FanSpeedInTableIsRPM);
438 return;
439}
440
441int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr)
442{
443 if (hwmgr->feature_mask & PP_SCLK_DEEP_SLEEP_MASK)
444 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
445 c: PHM_PlatformCaps_SclkDeepSleep);
446 else
447 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
448 c: PHM_PlatformCaps_SclkDeepSleep);
449
450 if (hwmgr->feature_mask & PP_POWER_CONTAINMENT_MASK) {
451 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
452 c: PHM_PlatformCaps_PowerContainment);
453 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
454 c: PHM_PlatformCaps_CAC);
455 } else {
456 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
457 c: PHM_PlatformCaps_PowerContainment);
458 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
459 c: PHM_PlatformCaps_CAC);
460 }
461
462 if (hwmgr->feature_mask & PP_OVERDRIVE_MASK)
463 hwmgr->od_enabled = true;
464
465 return 0;
466}
467
468int polaris_set_asic_special_caps(struct pp_hwmgr *hwmgr)
469{
470 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
471 c: PHM_PlatformCaps_EVV);
472 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
473 c: PHM_PlatformCaps_SQRamping);
474 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
475 c: PHM_PlatformCaps_RegulatorHot);
476
477 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
478 c: PHM_PlatformCaps_MemorySpreadSpectrumSupport);
479 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
480 c: PHM_PlatformCaps_EngineSpreadSpectrumSupport);
481
482 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
483 c: PHM_PlatformCaps_AutomaticDCTransition);
484
485 if (((hwmgr->chip_id == CHIP_POLARIS11) && !hwmgr->is_kicker) ||
486 (hwmgr->chip_id == CHIP_POLARIS12))
487 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
488 c: PHM_PlatformCaps_SPLLShutdownSupport);
489
490 if (hwmgr->chip_id != CHIP_POLARIS11) {
491 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
492 c: PHM_PlatformCaps_DBRamping);
493 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
494 c: PHM_PlatformCaps_TDRamping);
495 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
496 c: PHM_PlatformCaps_TCPRamping);
497 }
498 return 0;
499}
500
501int fiji_set_asic_special_caps(struct pp_hwmgr *hwmgr)
502{
503 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
504 c: PHM_PlatformCaps_EVV);
505 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
506 c: PHM_PlatformCaps_SQRamping);
507 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
508 c: PHM_PlatformCaps_DBRamping);
509 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
510 c: PHM_PlatformCaps_TDRamping);
511 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
512 c: PHM_PlatformCaps_TCPRamping);
513 return 0;
514}
515
516int tonga_set_asic_special_caps(struct pp_hwmgr *hwmgr)
517{
518 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
519 c: PHM_PlatformCaps_EVV);
520 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
521 c: PHM_PlatformCaps_SQRamping);
522 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
523 c: PHM_PlatformCaps_DBRamping);
524 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
525 c: PHM_PlatformCaps_TDRamping);
526 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
527 c: PHM_PlatformCaps_TCPRamping);
528
529 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
530 c: PHM_PlatformCaps_UVDPowerGating);
531 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
532 c: PHM_PlatformCaps_VCEPowerGating);
533 return 0;
534}
535
536int topaz_set_asic_special_caps(struct pp_hwmgr *hwmgr)
537{
538 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
539 c: PHM_PlatformCaps_EVV);
540 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
541 c: PHM_PlatformCaps_SQRamping);
542 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
543 c: PHM_PlatformCaps_DBRamping);
544 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
545 c: PHM_PlatformCaps_TDRamping);
546 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
547 c: PHM_PlatformCaps_TCPRamping);
548 return 0;
549}
550
551int ci_set_asic_special_caps(struct pp_hwmgr *hwmgr)
552{
553 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
554 c: PHM_PlatformCaps_SQRamping);
555 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
556 c: PHM_PlatformCaps_DBRamping);
557 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
558 c: PHM_PlatformCaps_TDRamping);
559 phm_cap_unset(caps: hwmgr->platform_descriptor.platformCaps,
560 c: PHM_PlatformCaps_TCPRamping);
561 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
562 c: PHM_PlatformCaps_MemorySpreadSpectrumSupport);
563 phm_cap_set(caps: hwmgr->platform_descriptor.platformCaps,
564 c: PHM_PlatformCaps_EngineSpreadSpectrumSupport);
565 return 0;
566}
567

source code of linux/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c