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_notify_ac_dc(adev) \
37 ((adev)->powerplay.pp_funcs->notify_ac_dc((adev)->powerplay.pp_handle))
38
39 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
40
amdgpu_dpm_get_sclk(struct amdgpu_device * adev,bool low)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
amdgpu_dpm_get_mclk(struct amdgpu_device * adev,bool low)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
amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device * adev,uint32_t block_type,bool gate,int inst)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 mutex_lock(&adev->pm.mutex);
84
85 if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
86 (!is_vcn || adev->vcn.num_vcn_inst == 1)) {
87 dev_dbg(adev->dev, "IP block%d already in the target %s state!",
88 block_type, gate ? "gate" : "ungate");
89 goto out_unlock;
90 }
91
92 switch (block_type) {
93 case AMD_IP_BLOCK_TYPE_UVD:
94 case AMD_IP_BLOCK_TYPE_VCE:
95 case AMD_IP_BLOCK_TYPE_GFX:
96 case AMD_IP_BLOCK_TYPE_SDMA:
97 case AMD_IP_BLOCK_TYPE_JPEG:
98 case AMD_IP_BLOCK_TYPE_GMC:
99 case AMD_IP_BLOCK_TYPE_ACP:
100 case AMD_IP_BLOCK_TYPE_VPE:
101 case AMD_IP_BLOCK_TYPE_ISP:
102 if (pp_funcs && pp_funcs->set_powergating_by_smu)
103 ret = (pp_funcs->set_powergating_by_smu(
104 (adev)->powerplay.pp_handle, block_type, gate, 0));
105 break;
106 case AMD_IP_BLOCK_TYPE_VCN:
107 if (pp_funcs && pp_funcs->set_powergating_by_smu)
108 ret = (pp_funcs->set_powergating_by_smu(
109 (adev)->powerplay.pp_handle, block_type, gate, inst));
110 break;
111 default:
112 break;
113 }
114
115 if (!ret)
116 atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
117
118 out_unlock:
119 mutex_unlock(&adev->pm.mutex);
120
121 return ret;
122 }
123
amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device * adev)124 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
125 {
126 struct smu_context *smu = adev->powerplay.pp_handle;
127 int ret = -EOPNOTSUPP;
128
129 mutex_lock(&adev->pm.mutex);
130 ret = smu_set_gfx_power_up_by_imu(smu);
131 mutex_unlock(&adev->pm.mutex);
132
133 msleep(10);
134
135 return ret;
136 }
137
amdgpu_dpm_baco_enter(struct amdgpu_device * adev)138 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
139 {
140 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
141 void *pp_handle = adev->powerplay.pp_handle;
142 int ret = 0;
143
144 if (!pp_funcs || !pp_funcs->set_asic_baco_state)
145 return -ENOENT;
146
147 mutex_lock(&adev->pm.mutex);
148
149 /* enter BACO state */
150 ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
151
152 mutex_unlock(&adev->pm.mutex);
153
154 return ret;
155 }
156
amdgpu_dpm_baco_exit(struct amdgpu_device * adev)157 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
158 {
159 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
160 void *pp_handle = adev->powerplay.pp_handle;
161 int ret = 0;
162
163 if (!pp_funcs || !pp_funcs->set_asic_baco_state)
164 return -ENOENT;
165
166 mutex_lock(&adev->pm.mutex);
167
168 /* exit BACO state */
169 ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
170
171 mutex_unlock(&adev->pm.mutex);
172
173 return ret;
174 }
175
amdgpu_dpm_set_mp1_state(struct amdgpu_device * adev,enum pp_mp1_state mp1_state)176 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
177 enum pp_mp1_state mp1_state)
178 {
179 int ret = 0;
180 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
181
182 if (mp1_state == PP_MP1_STATE_FLR) {
183 /* VF lost access to SMU */
184 if (amdgpu_sriov_vf(adev))
185 adev->pm.dpm_enabled = false;
186 } else if (pp_funcs && pp_funcs->set_mp1_state) {
187 mutex_lock(&adev->pm.mutex);
188
189 ret = pp_funcs->set_mp1_state(
190 adev->powerplay.pp_handle,
191 mp1_state);
192
193 mutex_unlock(&adev->pm.mutex);
194 }
195
196 return ret;
197 }
198
amdgpu_dpm_is_baco_supported(struct amdgpu_device * adev)199 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
200 {
201 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
202 void *pp_handle = adev->powerplay.pp_handle;
203 int ret;
204
205 if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
206 return 0;
207 /* Don't use baco for reset in S3.
208 * This is a workaround for some platforms
209 * where entering BACO during suspend
210 * seems to cause reboots or hangs.
211 * This might be related to the fact that BACO controls
212 * power to the whole GPU including devices like audio and USB.
213 * Powering down/up everything may adversely affect these other
214 * devices. Needs more investigation.
215 */
216 if (adev->in_s3)
217 return 0;
218
219 mutex_lock(&adev->pm.mutex);
220
221 ret = pp_funcs->get_asic_baco_capability(pp_handle);
222
223 mutex_unlock(&adev->pm.mutex);
224
225 return ret;
226 }
227
amdgpu_dpm_mode2_reset(struct amdgpu_device * adev)228 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
229 {
230 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
231 void *pp_handle = adev->powerplay.pp_handle;
232 int ret = 0;
233
234 if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
235 return -ENOENT;
236
237 mutex_lock(&adev->pm.mutex);
238
239 ret = pp_funcs->asic_reset_mode_2(pp_handle);
240
241 mutex_unlock(&adev->pm.mutex);
242
243 return ret;
244 }
245
amdgpu_dpm_enable_gfx_features(struct amdgpu_device * adev)246 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev)
247 {
248 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
249 void *pp_handle = adev->powerplay.pp_handle;
250 int ret = 0;
251
252 if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features)
253 return -ENOENT;
254
255 mutex_lock(&adev->pm.mutex);
256
257 ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle);
258
259 mutex_unlock(&adev->pm.mutex);
260
261 return ret;
262 }
263
amdgpu_dpm_baco_reset(struct amdgpu_device * adev)264 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
265 {
266 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
267 void *pp_handle = adev->powerplay.pp_handle;
268 int ret = 0;
269
270 if (!pp_funcs || !pp_funcs->set_asic_baco_state)
271 return -ENOENT;
272
273 mutex_lock(&adev->pm.mutex);
274
275 /* enter BACO state */
276 ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
277 if (ret)
278 goto out;
279
280 /* exit BACO state */
281 ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
282
283 out:
284 mutex_unlock(&adev->pm.mutex);
285 return ret;
286 }
287
amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device * adev)288 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
289 {
290 struct smu_context *smu = adev->powerplay.pp_handle;
291 bool support_mode1_reset = false;
292
293 if (is_support_sw_smu(adev)) {
294 mutex_lock(&adev->pm.mutex);
295 support_mode1_reset = smu_mode1_reset_is_support(smu);
296 mutex_unlock(&adev->pm.mutex);
297 }
298
299 return support_mode1_reset;
300 }
301
amdgpu_dpm_mode1_reset(struct amdgpu_device * adev)302 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
303 {
304 struct smu_context *smu = adev->powerplay.pp_handle;
305 int ret = -EOPNOTSUPP;
306
307 if (is_support_sw_smu(adev)) {
308 mutex_lock(&adev->pm.mutex);
309 ret = smu_mode1_reset(smu);
310 mutex_unlock(&adev->pm.mutex);
311 }
312
313 return ret;
314 }
315
amdgpu_dpm_is_link_reset_supported(struct amdgpu_device * adev)316 bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev)
317 {
318 struct smu_context *smu = adev->powerplay.pp_handle;
319 bool support_link_reset = false;
320
321 if (is_support_sw_smu(adev)) {
322 mutex_lock(&adev->pm.mutex);
323 support_link_reset = smu_link_reset_is_support(smu);
324 mutex_unlock(&adev->pm.mutex);
325 }
326
327 return support_link_reset;
328 }
329
amdgpu_dpm_link_reset(struct amdgpu_device * adev)330 int amdgpu_dpm_link_reset(struct amdgpu_device *adev)
331 {
332 struct smu_context *smu = adev->powerplay.pp_handle;
333 int ret = -EOPNOTSUPP;
334
335 if (is_support_sw_smu(adev)) {
336 mutex_lock(&adev->pm.mutex);
337 ret = smu_link_reset(smu);
338 mutex_unlock(&adev->pm.mutex);
339 }
340
341 return ret;
342 }
343
amdgpu_dpm_switch_power_profile(struct amdgpu_device * adev,enum PP_SMC_POWER_PROFILE type,bool en)344 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
345 enum PP_SMC_POWER_PROFILE type,
346 bool en)
347 {
348 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
349 int ret = 0;
350
351 if (amdgpu_sriov_vf(adev))
352 return 0;
353
354 if (pp_funcs && pp_funcs->switch_power_profile) {
355 mutex_lock(&adev->pm.mutex);
356 ret = pp_funcs->switch_power_profile(
357 adev->powerplay.pp_handle, type, en);
358 mutex_unlock(&adev->pm.mutex);
359 }
360
361 return ret;
362 }
363
amdgpu_dpm_pause_power_profile(struct amdgpu_device * adev,bool pause)364 int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev,
365 bool pause)
366 {
367 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
368 int ret = 0;
369
370 if (amdgpu_sriov_vf(adev))
371 return 0;
372
373 if (pp_funcs && pp_funcs->pause_power_profile) {
374 mutex_lock(&adev->pm.mutex);
375 ret = pp_funcs->pause_power_profile(
376 adev->powerplay.pp_handle, pause);
377 mutex_unlock(&adev->pm.mutex);
378 }
379
380 return ret;
381 }
382
amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device * adev,uint32_t pstate)383 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
384 uint32_t pstate)
385 {
386 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
387 int ret = 0;
388
389 if (pp_funcs && pp_funcs->set_xgmi_pstate) {
390 mutex_lock(&adev->pm.mutex);
391 ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
392 pstate);
393 mutex_unlock(&adev->pm.mutex);
394 }
395
396 return ret;
397 }
398
amdgpu_dpm_set_df_cstate(struct amdgpu_device * adev,uint32_t cstate)399 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
400 uint32_t cstate)
401 {
402 int ret = 0;
403 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
404 void *pp_handle = adev->powerplay.pp_handle;
405
406 if (pp_funcs && pp_funcs->set_df_cstate) {
407 mutex_lock(&adev->pm.mutex);
408 ret = pp_funcs->set_df_cstate(pp_handle, cstate);
409 mutex_unlock(&adev->pm.mutex);
410 }
411
412 return ret;
413 }
414
amdgpu_dpm_get_pm_policy_info(struct amdgpu_device * adev,enum pp_pm_policy p_type,char * buf)415 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
416 enum pp_pm_policy p_type, char *buf)
417 {
418 struct smu_context *smu = adev->powerplay.pp_handle;
419 int ret = -EOPNOTSUPP;
420
421 if (is_support_sw_smu(adev)) {
422 mutex_lock(&adev->pm.mutex);
423 ret = smu_get_pm_policy_info(smu, p_type, buf);
424 mutex_unlock(&adev->pm.mutex);
425 }
426
427 return ret;
428 }
429
amdgpu_dpm_set_pm_policy(struct amdgpu_device * adev,int policy_type,int policy_level)430 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
431 int policy_level)
432 {
433 struct smu_context *smu = adev->powerplay.pp_handle;
434 int ret = -EOPNOTSUPP;
435
436 if (is_support_sw_smu(adev)) {
437 mutex_lock(&adev->pm.mutex);
438 ret = smu_set_pm_policy(smu, policy_type, policy_level);
439 mutex_unlock(&adev->pm.mutex);
440 }
441
442 return ret;
443 }
444
amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device * adev)445 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
446 {
447 void *pp_handle = adev->powerplay.pp_handle;
448 const struct amd_pm_funcs *pp_funcs =
449 adev->powerplay.pp_funcs;
450 int ret = 0;
451
452 if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
453 mutex_lock(&adev->pm.mutex);
454 ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
455 mutex_unlock(&adev->pm.mutex);
456 }
457
458 return ret;
459 }
460
amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device * adev,uint32_t msg_id)461 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
462 uint32_t msg_id)
463 {
464 void *pp_handle = adev->powerplay.pp_handle;
465 const struct amd_pm_funcs *pp_funcs =
466 adev->powerplay.pp_funcs;
467 int ret = 0;
468
469 if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
470 mutex_lock(&adev->pm.mutex);
471 ret = pp_funcs->set_clockgating_by_smu(pp_handle,
472 msg_id);
473 mutex_unlock(&adev->pm.mutex);
474 }
475
476 return ret;
477 }
478
amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device * adev,bool acquire)479 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
480 bool acquire)
481 {
482 void *pp_handle = adev->powerplay.pp_handle;
483 const struct amd_pm_funcs *pp_funcs =
484 adev->powerplay.pp_funcs;
485 int ret = -EOPNOTSUPP;
486
487 if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
488 mutex_lock(&adev->pm.mutex);
489 ret = pp_funcs->smu_i2c_bus_access(pp_handle,
490 acquire);
491 mutex_unlock(&adev->pm.mutex);
492 }
493
494 return ret;
495 }
496
amdgpu_pm_acpi_event_handler(struct amdgpu_device * adev)497 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
498 {
499 if (adev->pm.dpm_enabled) {
500 mutex_lock(&adev->pm.mutex);
501 if (power_supply_is_system_supplied() > 0)
502 adev->pm.ac_power = true;
503 else
504 adev->pm.ac_power = false;
505
506 if (adev->powerplay.pp_funcs &&
507 adev->powerplay.pp_funcs->notify_ac_dc)
508 amdgpu_dpm_notify_ac_dc(adev);
509
510 if (is_support_sw_smu(adev))
511 smu_set_ac_dc(adev->powerplay.pp_handle);
512
513 mutex_unlock(&adev->pm.mutex);
514 }
515 }
516
amdgpu_dpm_read_sensor(struct amdgpu_device * adev,enum amd_pp_sensors sensor,void * data,uint32_t * size)517 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
518 void *data, uint32_t *size)
519 {
520 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
521 int ret = -EINVAL;
522
523 if (!data || !size)
524 return -EINVAL;
525
526 if (pp_funcs && pp_funcs->read_sensor) {
527 mutex_lock(&adev->pm.mutex);
528 ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
529 sensor,
530 data,
531 size);
532 mutex_unlock(&adev->pm.mutex);
533 }
534
535 return ret;
536 }
537
amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device * adev,uint32_t * limit)538 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit)
539 {
540 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
541 int ret = -EOPNOTSUPP;
542
543 if (pp_funcs && pp_funcs->get_apu_thermal_limit) {
544 mutex_lock(&adev->pm.mutex);
545 ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit);
546 mutex_unlock(&adev->pm.mutex);
547 }
548
549 return ret;
550 }
551
amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device * adev,uint32_t limit)552 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit)
553 {
554 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
555 int ret = -EOPNOTSUPP;
556
557 if (pp_funcs && pp_funcs->set_apu_thermal_limit) {
558 mutex_lock(&adev->pm.mutex);
559 ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit);
560 mutex_unlock(&adev->pm.mutex);
561 }
562
563 return ret;
564 }
565
amdgpu_dpm_compute_clocks(struct amdgpu_device * adev)566 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
567 {
568 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
569 int i;
570
571 if (!adev->pm.dpm_enabled)
572 return;
573
574 if (!pp_funcs->pm_compute_clocks)
575 return;
576
577 if (adev->mode_info.num_crtc)
578 amdgpu_display_bandwidth_update(adev);
579
580 for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
581 struct amdgpu_ring *ring = adev->rings[i];
582 if (ring && ring->sched.ready)
583 amdgpu_fence_wait_empty(ring);
584 }
585
586 mutex_lock(&adev->pm.mutex);
587 pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
588 mutex_unlock(&adev->pm.mutex);
589 }
590
amdgpu_dpm_enable_uvd(struct amdgpu_device * adev,bool enable)591 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
592 {
593 int ret = 0;
594
595 if (adev->family == AMDGPU_FAMILY_SI) {
596 mutex_lock(&adev->pm.mutex);
597 if (enable) {
598 adev->pm.dpm.uvd_active = true;
599 adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
600 } else {
601 adev->pm.dpm.uvd_active = false;
602 }
603 mutex_unlock(&adev->pm.mutex);
604
605 amdgpu_dpm_compute_clocks(adev);
606 return;
607 }
608
609 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
610 if (ret)
611 drm_err(adev_to_drm(adev), "DPM %s uvd failed, ret = %d.\n",
612 enable ? "enable" : "disable", ret);
613 }
614
amdgpu_dpm_enable_vcn(struct amdgpu_device * adev,bool enable,int inst)615 void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst)
616 {
617 int ret = 0;
618
619 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst);
620 if (ret)
621 drm_err(adev_to_drm(adev), "DPM %s vcn failed, ret = %d.\n",
622 enable ? "enable" : "disable", ret);
623 }
624
amdgpu_dpm_enable_vce(struct amdgpu_device * adev,bool enable)625 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
626 {
627 int ret = 0;
628
629 if (adev->family == AMDGPU_FAMILY_SI) {
630 mutex_lock(&adev->pm.mutex);
631 if (enable) {
632 adev->pm.dpm.vce_active = true;
633 /* XXX select vce level based on ring/task */
634 adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
635 } else {
636 adev->pm.dpm.vce_active = false;
637 }
638 mutex_unlock(&adev->pm.mutex);
639
640 amdgpu_dpm_compute_clocks(adev);
641 return;
642 }
643
644 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
645 if (ret)
646 drm_err(adev_to_drm(adev), "DPM %s vce failed, ret = %d.\n",
647 enable ? "enable" : "disable", ret);
648 }
649
amdgpu_dpm_enable_jpeg(struct amdgpu_device * adev,bool enable)650 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
651 {
652 int ret = 0;
653
654 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
655 if (ret)
656 drm_err(adev_to_drm(adev), "Dpm %s jpeg failed, ret = %d.\n",
657 enable ? "enable" : "disable", ret);
658 }
659
amdgpu_dpm_enable_vpe(struct amdgpu_device * adev,bool enable)660 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
661 {
662 int ret = 0;
663
664 ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
665 if (ret)
666 drm_err(adev_to_drm(adev), "DPM %s vpe failed, ret = %d.\n",
667 enable ? "enable" : "disable", ret);
668 }
669
amdgpu_pm_load_smu_firmware(struct amdgpu_device * adev,uint32_t * smu_version)670 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
671 {
672 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
673 int r = 0;
674
675 if (!pp_funcs || !pp_funcs->load_firmware ||
676 (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
677 return 0;
678
679 mutex_lock(&adev->pm.mutex);
680 r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
681 if (r) {
682 pr_err("smu firmware loading failed\n");
683 goto out;
684 }
685
686 if (smu_version)
687 *smu_version = adev->pm.fw_version;
688
689 out:
690 mutex_unlock(&adev->pm.mutex);
691 return r;
692 }
693
amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device * adev,bool enable)694 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
695 {
696 int ret = 0;
697
698 if (is_support_sw_smu(adev)) {
699 mutex_lock(&adev->pm.mutex);
700 ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
701 enable);
702 mutex_unlock(&adev->pm.mutex);
703 }
704
705 return ret;
706 }
707
amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device * adev,uint32_t size)708 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
709 {
710 struct smu_context *smu = adev->powerplay.pp_handle;
711 int ret = 0;
712
713 if (!is_support_sw_smu(adev))
714 return -EOPNOTSUPP;
715
716 mutex_lock(&adev->pm.mutex);
717 ret = smu_send_hbm_bad_pages_num(smu, size);
718 mutex_unlock(&adev->pm.mutex);
719
720 return ret;
721 }
722
amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device * adev,uint32_t size)723 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
724 {
725 struct smu_context *smu = adev->powerplay.pp_handle;
726 int ret = 0;
727
728 if (!is_support_sw_smu(adev))
729 return -EOPNOTSUPP;
730
731 mutex_lock(&adev->pm.mutex);
732 ret = smu_send_hbm_bad_channel_flag(smu, size);
733 mutex_unlock(&adev->pm.mutex);
734
735 return ret;
736 }
737
amdgpu_dpm_send_rma_reason(struct amdgpu_device * adev)738 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
739 {
740 struct smu_context *smu = adev->powerplay.pp_handle;
741 int ret;
742
743 if (!is_support_sw_smu(adev))
744 return -EOPNOTSUPP;
745
746 mutex_lock(&adev->pm.mutex);
747 ret = smu_send_rma_reason(smu);
748 mutex_unlock(&adev->pm.mutex);
749
750 return ret;
751 }
752
753 /**
754 * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported
755 * @adev: amdgpu_device pointer
756 *
757 * This function checks if the SMU supports resetting the SDMA engine.
758 * It returns false if the hardware does not support software SMU or
759 * if the feature is not supported.
760 */
amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device * adev)761 bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev)
762 {
763 struct smu_context *smu = adev->powerplay.pp_handle;
764 bool ret;
765
766 if (!is_support_sw_smu(adev))
767 return false;
768
769 mutex_lock(&adev->pm.mutex);
770 ret = smu_reset_sdma_is_supported(smu);
771 mutex_unlock(&adev->pm.mutex);
772
773 return ret;
774 }
775
amdgpu_dpm_reset_sdma(struct amdgpu_device * adev,uint32_t inst_mask)776 int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask)
777 {
778 struct smu_context *smu = adev->powerplay.pp_handle;
779 int ret;
780
781 if (!is_support_sw_smu(adev))
782 return -EOPNOTSUPP;
783
784 mutex_lock(&adev->pm.mutex);
785 ret = smu_reset_sdma(smu, inst_mask);
786 mutex_unlock(&adev->pm.mutex);
787
788 return ret;
789 }
790
amdgpu_dpm_reset_vcn(struct amdgpu_device * adev,uint32_t inst_mask)791 int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask)
792 {
793 struct smu_context *smu = adev->powerplay.pp_handle;
794 int ret;
795
796 if (!is_support_sw_smu(adev))
797 return -EOPNOTSUPP;
798
799 mutex_lock(&adev->pm.mutex);
800 ret = smu_reset_vcn(smu, inst_mask);
801 mutex_unlock(&adev->pm.mutex);
802
803 return ret;
804 }
805
amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device * adev)806 bool amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device *adev)
807 {
808 struct smu_context *smu = adev->powerplay.pp_handle;
809 bool ret;
810
811 if (!is_support_sw_smu(adev))
812 return false;
813
814 mutex_lock(&adev->pm.mutex);
815 ret = smu_reset_vcn_is_supported(smu);
816 mutex_unlock(&adev->pm.mutex);
817
818 return ret;
819 }
820
amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t * min,uint32_t * max)821 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
822 enum pp_clock_type type,
823 uint32_t *min,
824 uint32_t *max)
825 {
826 int ret = 0;
827
828 if (type != PP_SCLK)
829 return -EINVAL;
830
831 if (!is_support_sw_smu(adev))
832 return -EOPNOTSUPP;
833
834 mutex_lock(&adev->pm.mutex);
835 ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
836 SMU_SCLK,
837 min,
838 max);
839 mutex_unlock(&adev->pm.mutex);
840
841 return ret;
842 }
843
amdgpu_dpm_set_soft_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t min,uint32_t max)844 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
845 enum pp_clock_type type,
846 uint32_t min,
847 uint32_t max)
848 {
849 struct smu_context *smu = adev->powerplay.pp_handle;
850
851 if (!is_support_sw_smu(adev))
852 return -EOPNOTSUPP;
853
854 guard(mutex)(&adev->pm.mutex);
855
856 return smu_set_soft_freq_range(smu,
857 type,
858 min,
859 max);
860 }
861
amdgpu_dpm_write_watermarks_table(struct amdgpu_device * adev)862 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
863 {
864 struct smu_context *smu = adev->powerplay.pp_handle;
865 int ret = 0;
866
867 if (!is_support_sw_smu(adev))
868 return 0;
869
870 mutex_lock(&adev->pm.mutex);
871 ret = smu_write_watermarks_table(smu);
872 mutex_unlock(&adev->pm.mutex);
873
874 return ret;
875 }
876
amdgpu_dpm_wait_for_event(struct amdgpu_device * adev,enum smu_event_type event,uint64_t event_arg)877 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
878 enum smu_event_type event,
879 uint64_t event_arg)
880 {
881 struct smu_context *smu = adev->powerplay.pp_handle;
882 int ret = 0;
883
884 if (!is_support_sw_smu(adev))
885 return -EOPNOTSUPP;
886
887 mutex_lock(&adev->pm.mutex);
888 ret = smu_wait_for_event(smu, event, event_arg);
889 mutex_unlock(&adev->pm.mutex);
890
891 return ret;
892 }
893
amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device * adev,bool value)894 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value)
895 {
896 struct smu_context *smu = adev->powerplay.pp_handle;
897 int ret = 0;
898
899 if (!is_support_sw_smu(adev))
900 return -EOPNOTSUPP;
901
902 mutex_lock(&adev->pm.mutex);
903 ret = smu_set_residency_gfxoff(smu, value);
904 mutex_unlock(&adev->pm.mutex);
905
906 return ret;
907 }
908
amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device * adev,u32 * value)909 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value)
910 {
911 struct smu_context *smu = adev->powerplay.pp_handle;
912 int ret = 0;
913
914 if (!is_support_sw_smu(adev))
915 return -EOPNOTSUPP;
916
917 mutex_lock(&adev->pm.mutex);
918 ret = smu_get_residency_gfxoff(smu, value);
919 mutex_unlock(&adev->pm.mutex);
920
921 return ret;
922 }
923
amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device * adev,u64 * value)924 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value)
925 {
926 struct smu_context *smu = adev->powerplay.pp_handle;
927 int ret = 0;
928
929 if (!is_support_sw_smu(adev))
930 return -EOPNOTSUPP;
931
932 mutex_lock(&adev->pm.mutex);
933 ret = smu_get_entrycount_gfxoff(smu, value);
934 mutex_unlock(&adev->pm.mutex);
935
936 return ret;
937 }
938
amdgpu_dpm_get_status_gfxoff(struct amdgpu_device * adev,uint32_t * value)939 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
940 {
941 struct smu_context *smu = adev->powerplay.pp_handle;
942 int ret = 0;
943
944 if (!is_support_sw_smu(adev))
945 return -EOPNOTSUPP;
946
947 mutex_lock(&adev->pm.mutex);
948 ret = smu_get_status_gfxoff(smu, value);
949 mutex_unlock(&adev->pm.mutex);
950
951 return ret;
952 }
953
amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device * adev)954 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
955 {
956 struct smu_context *smu = adev->powerplay.pp_handle;
957
958 if (!is_support_sw_smu(adev))
959 return 0;
960
961 return atomic64_read(&smu->throttle_int_counter);
962 }
963
964 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
965 * @adev: amdgpu_device pointer
966 * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
967 *
968 */
amdgpu_dpm_gfx_state_change(struct amdgpu_device * adev,enum gfx_change_state state)969 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
970 enum gfx_change_state state)
971 {
972 mutex_lock(&adev->pm.mutex);
973 if (adev->powerplay.pp_funcs &&
974 adev->powerplay.pp_funcs->gfx_state_change_set)
975 ((adev)->powerplay.pp_funcs->gfx_state_change_set(
976 (adev)->powerplay.pp_handle, state));
977 mutex_unlock(&adev->pm.mutex);
978 }
979
amdgpu_dpm_get_ecc_info(struct amdgpu_device * adev,void * umc_ecc)980 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
981 void *umc_ecc)
982 {
983 struct smu_context *smu = adev->powerplay.pp_handle;
984 int ret = 0;
985
986 if (!is_support_sw_smu(adev))
987 return -EOPNOTSUPP;
988
989 mutex_lock(&adev->pm.mutex);
990 ret = smu_get_ecc_info(smu, umc_ecc);
991 mutex_unlock(&adev->pm.mutex);
992
993 return ret;
994 }
995
amdgpu_dpm_get_vce_clock_state(struct amdgpu_device * adev,uint32_t idx)996 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
997 uint32_t idx)
998 {
999 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1000 struct amd_vce_state *vstate = NULL;
1001
1002 if (!pp_funcs->get_vce_clock_state)
1003 return NULL;
1004
1005 mutex_lock(&adev->pm.mutex);
1006 vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
1007 idx);
1008 mutex_unlock(&adev->pm.mutex);
1009
1010 return vstate;
1011 }
1012
amdgpu_dpm_get_current_power_state(struct amdgpu_device * adev,enum amd_pm_state_type * state)1013 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
1014 enum amd_pm_state_type *state)
1015 {
1016 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1017
1018 mutex_lock(&adev->pm.mutex);
1019
1020 if (!pp_funcs->get_current_power_state) {
1021 *state = adev->pm.dpm.user_state;
1022 goto out;
1023 }
1024
1025 *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
1026 if (*state < POWER_STATE_TYPE_DEFAULT ||
1027 *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
1028 *state = adev->pm.dpm.user_state;
1029
1030 out:
1031 mutex_unlock(&adev->pm.mutex);
1032 }
1033
amdgpu_dpm_set_power_state(struct amdgpu_device * adev,enum amd_pm_state_type state)1034 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
1035 enum amd_pm_state_type state)
1036 {
1037 mutex_lock(&adev->pm.mutex);
1038 adev->pm.dpm.user_state = state;
1039 mutex_unlock(&adev->pm.mutex);
1040
1041 if (is_support_sw_smu(adev))
1042 return;
1043
1044 if (amdgpu_dpm_dispatch_task(adev,
1045 AMD_PP_TASK_ENABLE_USER_STATE,
1046 &state) == -EOPNOTSUPP)
1047 amdgpu_dpm_compute_clocks(adev);
1048 }
1049
amdgpu_dpm_get_performance_level(struct amdgpu_device * adev)1050 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
1051 {
1052 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1053 enum amd_dpm_forced_level level;
1054
1055 if (!pp_funcs)
1056 return AMD_DPM_FORCED_LEVEL_AUTO;
1057
1058 mutex_lock(&adev->pm.mutex);
1059 if (pp_funcs->get_performance_level)
1060 level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
1061 else
1062 level = adev->pm.dpm.forced_level;
1063 mutex_unlock(&adev->pm.mutex);
1064
1065 return level;
1066 }
1067
amdgpu_dpm_enter_umd_state(struct amdgpu_device * adev)1068 static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev)
1069 {
1070 /* enter UMD Pstate */
1071 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1072 AMD_PG_STATE_UNGATE);
1073 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1074 AMD_CG_STATE_UNGATE);
1075 }
1076
amdgpu_dpm_exit_umd_state(struct amdgpu_device * adev)1077 static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev)
1078 {
1079 /* exit UMD Pstate */
1080 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1081 AMD_CG_STATE_GATE);
1082 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1083 AMD_PG_STATE_GATE);
1084 }
1085
amdgpu_dpm_force_performance_level(struct amdgpu_device * adev,enum amd_dpm_forced_level level)1086 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
1087 enum amd_dpm_forced_level level)
1088 {
1089 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1090 enum amd_dpm_forced_level current_level;
1091 uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1092 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1093 AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1094 AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1095
1096 if (!pp_funcs || !pp_funcs->force_performance_level)
1097 return 0;
1098
1099 if (adev->pm.dpm.thermal_active)
1100 return -EINVAL;
1101
1102 current_level = amdgpu_dpm_get_performance_level(adev);
1103 if (current_level == level)
1104 return 0;
1105
1106 if (!(current_level & profile_mode_mask) &&
1107 (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
1108 return -EINVAL;
1109
1110 if (adev->asic_type == CHIP_RAVEN) {
1111 if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
1112 if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1113 level == AMD_DPM_FORCED_LEVEL_MANUAL)
1114 amdgpu_gfx_off_ctrl(adev, false);
1115 else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
1116 level != AMD_DPM_FORCED_LEVEL_MANUAL)
1117 amdgpu_gfx_off_ctrl(adev, true);
1118 }
1119 }
1120
1121 if (!(current_level & profile_mode_mask) && (level & profile_mode_mask))
1122 amdgpu_dpm_enter_umd_state(adev);
1123 else if ((current_level & profile_mode_mask) &&
1124 !(level & profile_mode_mask))
1125 amdgpu_dpm_exit_umd_state(adev);
1126
1127 mutex_lock(&adev->pm.mutex);
1128
1129 if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
1130 level)) {
1131 mutex_unlock(&adev->pm.mutex);
1132 /* If new level failed, retain the umd state as before */
1133 if (!(current_level & profile_mode_mask) &&
1134 (level & profile_mode_mask))
1135 amdgpu_dpm_exit_umd_state(adev);
1136 else if ((current_level & profile_mode_mask) &&
1137 !(level & profile_mode_mask))
1138 amdgpu_dpm_enter_umd_state(adev);
1139
1140 return -EINVAL;
1141 }
1142
1143 adev->pm.dpm.forced_level = level;
1144
1145 mutex_unlock(&adev->pm.mutex);
1146
1147 return 0;
1148 }
1149
amdgpu_dpm_get_pp_num_states(struct amdgpu_device * adev,struct pp_states_info * states)1150 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
1151 struct pp_states_info *states)
1152 {
1153 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1154 int ret = 0;
1155
1156 if (!pp_funcs->get_pp_num_states)
1157 return -EOPNOTSUPP;
1158
1159 mutex_lock(&adev->pm.mutex);
1160 ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
1161 states);
1162 mutex_unlock(&adev->pm.mutex);
1163
1164 return ret;
1165 }
1166
amdgpu_dpm_dispatch_task(struct amdgpu_device * adev,enum amd_pp_task task_id,enum amd_pm_state_type * user_state)1167 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
1168 enum amd_pp_task task_id,
1169 enum amd_pm_state_type *user_state)
1170 {
1171 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1172 int ret = 0;
1173
1174 if (!pp_funcs->dispatch_tasks)
1175 return -EOPNOTSUPP;
1176
1177 mutex_lock(&adev->pm.mutex);
1178 ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
1179 task_id,
1180 user_state);
1181 mutex_unlock(&adev->pm.mutex);
1182
1183 return ret;
1184 }
1185
amdgpu_dpm_is_pp_table_allowed(struct amdgpu_device * adev)1186 static bool amdgpu_dpm_is_pp_table_allowed(struct amdgpu_device *adev)
1187 {
1188 return !amdgpu_sriov_vf(adev) &&
1189 !(adev->flags & AMD_IS_APU) &&
1190 !adev->scpm_enabled;
1191 }
1192
amdgpu_dpm_get_pp_table(struct amdgpu_device * adev,char * table,size_t size)1193 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char *table,
1194 size_t size)
1195 {
1196 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1197 char *pptable = NULL;
1198 int ret = 0;
1199
1200 if ((!table && size) || (table && !size))
1201 return -EINVAL;
1202
1203 if (!amdgpu_dpm_is_pp_table_allowed(adev) ||
1204 !pp_funcs->get_pp_table)
1205 return -EOPNOTSUPP;
1206
1207 mutex_lock(&adev->pm.mutex);
1208 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
1209 &pptable);
1210 if (ret > 0 && !pptable) {
1211 ret = -EINVAL;
1212 } else if (ret > 0 && table) {
1213 ret = min_t(size_t, ret, size);
1214 memcpy(table, pptable, ret);
1215 }
1216 mutex_unlock(&adev->pm.mutex);
1217
1218 return ret;
1219 }
1220
amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1221 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
1222 uint32_t type,
1223 long *input,
1224 uint32_t size)
1225 {
1226 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1227 int ret = 0;
1228
1229 if (!pp_funcs->set_fine_grain_clk_vol)
1230 return 0;
1231
1232 mutex_lock(&adev->pm.mutex);
1233 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
1234 type,
1235 input,
1236 size);
1237 mutex_unlock(&adev->pm.mutex);
1238
1239 return ret;
1240 }
1241
amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1242 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
1243 uint32_t type,
1244 long *input,
1245 uint32_t size)
1246 {
1247 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1248 int ret = 0;
1249
1250 if (!pp_funcs->odn_edit_dpm_table)
1251 return 0;
1252
1253 mutex_lock(&adev->pm.mutex);
1254 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
1255 type,
1256 input,
1257 size);
1258 mutex_unlock(&adev->pm.mutex);
1259
1260 return ret;
1261 }
1262
amdgpu_dpm_emit_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf,int * offset)1263 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
1264 enum pp_clock_type type,
1265 char *buf,
1266 int *offset)
1267 {
1268 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1269 int ret = 0;
1270
1271 if (!pp_funcs->emit_clock_levels)
1272 return -ENOENT;
1273
1274 mutex_lock(&adev->pm.mutex);
1275 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
1276 type,
1277 buf,
1278 offset);
1279 mutex_unlock(&adev->pm.mutex);
1280
1281 return ret;
1282 }
1283
amdgpu_dpm_set_ppfeature_status(struct amdgpu_device * adev,uint64_t ppfeature_masks)1284 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1285 uint64_t ppfeature_masks)
1286 {
1287 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1288 int ret = 0;
1289
1290 if (!pp_funcs->set_ppfeature_status)
1291 return 0;
1292
1293 mutex_lock(&adev->pm.mutex);
1294 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1295 ppfeature_masks);
1296 mutex_unlock(&adev->pm.mutex);
1297
1298 return ret;
1299 }
1300
amdgpu_dpm_get_ppfeature_status(struct amdgpu_device * adev,char * buf)1301 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1302 {
1303 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1304 int ret = 0;
1305
1306 if (!pp_funcs->get_ppfeature_status)
1307 return 0;
1308
1309 mutex_lock(&adev->pm.mutex);
1310 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1311 buf);
1312 mutex_unlock(&adev->pm.mutex);
1313
1314 return ret;
1315 }
1316
amdgpu_dpm_force_clock_level(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t mask)1317 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1318 enum pp_clock_type type,
1319 uint32_t mask)
1320 {
1321 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1322 int ret = 0;
1323
1324 if (!pp_funcs->force_clock_level)
1325 return 0;
1326
1327 mutex_lock(&adev->pm.mutex);
1328 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1329 type,
1330 mask);
1331 mutex_unlock(&adev->pm.mutex);
1332
1333 return ret;
1334 }
1335
amdgpu_dpm_get_sclk_od(struct amdgpu_device * adev)1336 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1337 {
1338 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1339 int ret = 0;
1340
1341 if (!pp_funcs->get_sclk_od)
1342 return -EOPNOTSUPP;
1343
1344 mutex_lock(&adev->pm.mutex);
1345 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1346 mutex_unlock(&adev->pm.mutex);
1347
1348 return ret;
1349 }
1350
amdgpu_dpm_set_sclk_od(struct amdgpu_device * adev,uint32_t value)1351 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1352 {
1353 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1354
1355 if (is_support_sw_smu(adev))
1356 return -EOPNOTSUPP;
1357
1358 mutex_lock(&adev->pm.mutex);
1359 if (pp_funcs->set_sclk_od)
1360 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1361 mutex_unlock(&adev->pm.mutex);
1362
1363 if (amdgpu_dpm_dispatch_task(adev,
1364 AMD_PP_TASK_READJUST_POWER_STATE,
1365 NULL) == -EOPNOTSUPP) {
1366 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1367 amdgpu_dpm_compute_clocks(adev);
1368 }
1369
1370 return 0;
1371 }
1372
amdgpu_dpm_get_mclk_od(struct amdgpu_device * adev)1373 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1374 {
1375 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1376 int ret = 0;
1377
1378 if (!pp_funcs->get_mclk_od)
1379 return -EOPNOTSUPP;
1380
1381 mutex_lock(&adev->pm.mutex);
1382 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1383 mutex_unlock(&adev->pm.mutex);
1384
1385 return ret;
1386 }
1387
amdgpu_dpm_set_mclk_od(struct amdgpu_device * adev,uint32_t value)1388 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1389 {
1390 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1391
1392 if (is_support_sw_smu(adev))
1393 return -EOPNOTSUPP;
1394
1395 mutex_lock(&adev->pm.mutex);
1396 if (pp_funcs->set_mclk_od)
1397 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1398 mutex_unlock(&adev->pm.mutex);
1399
1400 if (amdgpu_dpm_dispatch_task(adev,
1401 AMD_PP_TASK_READJUST_POWER_STATE,
1402 NULL) == -EOPNOTSUPP) {
1403 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1404 amdgpu_dpm_compute_clocks(adev);
1405 }
1406
1407 return 0;
1408 }
1409
amdgpu_dpm_get_power_profile_mode(struct amdgpu_device * adev,char * buf)1410 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1411 char *buf)
1412 {
1413 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1414 int ret = 0;
1415
1416 if (!pp_funcs->get_power_profile_mode)
1417 return -EOPNOTSUPP;
1418
1419 mutex_lock(&adev->pm.mutex);
1420 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1421 buf);
1422 mutex_unlock(&adev->pm.mutex);
1423
1424 return ret;
1425 }
1426
amdgpu_dpm_set_power_profile_mode(struct amdgpu_device * adev,long * input,uint32_t size)1427 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1428 long *input, uint32_t size)
1429 {
1430 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1431 int ret = 0;
1432
1433 if (!pp_funcs->set_power_profile_mode)
1434 return 0;
1435
1436 mutex_lock(&adev->pm.mutex);
1437 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1438 input,
1439 size);
1440 mutex_unlock(&adev->pm.mutex);
1441
1442 return ret;
1443 }
1444
amdgpu_dpm_get_gpu_metrics(struct amdgpu_device * adev,void * buf,size_t size)1445 ssize_t amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void *buf,
1446 size_t size)
1447 {
1448 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1449 void *table;
1450 ssize_t ret;
1451
1452 if (!pp_funcs->get_gpu_metrics)
1453 return 0;
1454
1455 mutex_lock(&adev->pm.mutex);
1456 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1457 &table);
1458 if (ret > 0) {
1459 ret = min_t(ssize_t, ret, size);
1460 memcpy(buf, table, ret);
1461 }
1462 mutex_unlock(&adev->pm.mutex);
1463
1464 return ret;
1465 }
1466
amdgpu_dpm_get_pm_metrics(struct amdgpu_device * adev,void * pm_metrics,size_t size)1467 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
1468 size_t size)
1469 {
1470 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1471 int ret = 0;
1472
1473 if (!pp_funcs->get_pm_metrics)
1474 return -EOPNOTSUPP;
1475
1476 mutex_lock(&adev->pm.mutex);
1477 ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
1478 size);
1479 mutex_unlock(&adev->pm.mutex);
1480
1481 return ret;
1482 }
1483
amdgpu_dpm_get_fan_control_mode(struct amdgpu_device * adev,uint32_t * fan_mode)1484 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1485 uint32_t *fan_mode)
1486 {
1487 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1488 int ret = 0;
1489
1490 if (!pp_funcs->get_fan_control_mode)
1491 return -EOPNOTSUPP;
1492
1493 mutex_lock(&adev->pm.mutex);
1494 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1495 fan_mode);
1496 mutex_unlock(&adev->pm.mutex);
1497
1498 return ret;
1499 }
1500
amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device * adev,uint32_t speed)1501 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1502 uint32_t speed)
1503 {
1504 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1505 int ret = 0;
1506
1507 if (!pp_funcs->set_fan_speed_pwm)
1508 return -EOPNOTSUPP;
1509
1510 mutex_lock(&adev->pm.mutex);
1511 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1512 speed);
1513 mutex_unlock(&adev->pm.mutex);
1514
1515 return ret;
1516 }
1517
amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device * adev,uint32_t * speed)1518 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1519 uint32_t *speed)
1520 {
1521 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1522 int ret = 0;
1523
1524 if (!pp_funcs->get_fan_speed_pwm)
1525 return -EOPNOTSUPP;
1526
1527 mutex_lock(&adev->pm.mutex);
1528 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1529 speed);
1530 mutex_unlock(&adev->pm.mutex);
1531
1532 return ret;
1533 }
1534
amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device * adev,uint32_t * speed)1535 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1536 uint32_t *speed)
1537 {
1538 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1539 int ret = 0;
1540
1541 if (!pp_funcs->get_fan_speed_rpm)
1542 return -EOPNOTSUPP;
1543
1544 mutex_lock(&adev->pm.mutex);
1545 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1546 speed);
1547 mutex_unlock(&adev->pm.mutex);
1548
1549 return ret;
1550 }
1551
amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device * adev,uint32_t speed)1552 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1553 uint32_t speed)
1554 {
1555 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1556 int ret = 0;
1557
1558 if (!pp_funcs->set_fan_speed_rpm)
1559 return -EOPNOTSUPP;
1560
1561 mutex_lock(&adev->pm.mutex);
1562 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1563 speed);
1564 mutex_unlock(&adev->pm.mutex);
1565
1566 return ret;
1567 }
1568
amdgpu_dpm_set_fan_control_mode(struct amdgpu_device * adev,uint32_t mode)1569 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1570 uint32_t mode)
1571 {
1572 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1573 int ret = 0;
1574
1575 if (!pp_funcs->set_fan_control_mode)
1576 return -EOPNOTSUPP;
1577
1578 mutex_lock(&adev->pm.mutex);
1579 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1580 mode);
1581 mutex_unlock(&adev->pm.mutex);
1582
1583 return ret;
1584 }
1585
amdgpu_dpm_get_power_limit(struct amdgpu_device * adev,uint32_t * limit,enum pp_power_limit_level pp_limit_level,enum pp_power_type power_type)1586 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1587 uint32_t *limit,
1588 enum pp_power_limit_level pp_limit_level,
1589 enum pp_power_type power_type)
1590 {
1591 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1592 int ret = 0;
1593
1594 if (!pp_funcs->get_power_limit)
1595 return -EOPNOTSUPP;
1596
1597 mutex_lock(&adev->pm.mutex);
1598 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1599 limit,
1600 pp_limit_level,
1601 power_type);
1602 mutex_unlock(&adev->pm.mutex);
1603
1604 return ret;
1605 }
1606
amdgpu_dpm_set_power_limit(struct amdgpu_device * adev,uint32_t limit_type,uint32_t limit)1607 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1608 uint32_t limit_type,
1609 uint32_t limit)
1610 {
1611 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1612 int ret = 0;
1613
1614 if (!pp_funcs->set_power_limit)
1615 return -EINVAL;
1616
1617 mutex_lock(&adev->pm.mutex);
1618 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1619 limit_type, limit);
1620 mutex_unlock(&adev->pm.mutex);
1621
1622 return ret;
1623 }
1624
amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device * adev)1625 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1626 {
1627 bool cclk_dpm_supported = false;
1628
1629 if (!is_support_sw_smu(adev))
1630 return false;
1631
1632 mutex_lock(&adev->pm.mutex);
1633 cclk_dpm_supported = is_support_cclk_dpm(adev);
1634 mutex_unlock(&adev->pm.mutex);
1635
1636 return (int)cclk_dpm_supported;
1637 }
1638
amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device * adev,struct seq_file * m)1639 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1640 struct seq_file *m)
1641 {
1642 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1643
1644 if (!pp_funcs->debugfs_print_current_performance_level)
1645 return -EOPNOTSUPP;
1646
1647 mutex_lock(&adev->pm.mutex);
1648 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1649 m);
1650 mutex_unlock(&adev->pm.mutex);
1651
1652 return 0;
1653 }
1654
amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device * adev,void ** addr,size_t * size)1655 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1656 void **addr,
1657 size_t *size)
1658 {
1659 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1660 int ret = 0;
1661
1662 if (!pp_funcs->get_smu_prv_buf_details)
1663 return -ENOSYS;
1664
1665 mutex_lock(&adev->pm.mutex);
1666 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1667 addr,
1668 size);
1669 mutex_unlock(&adev->pm.mutex);
1670
1671 return ret;
1672 }
1673
amdgpu_dpm_is_overdrive_supported(struct amdgpu_device * adev)1674 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1675 {
1676 if (is_support_sw_smu(adev)) {
1677 struct smu_context *smu = adev->powerplay.pp_handle;
1678
1679 return (smu->od_enabled || smu->is_apu);
1680 } else {
1681 struct pp_hwmgr *hwmgr;
1682
1683 /*
1684 * dpm on some legacy asics don't carry od_enabled member
1685 * as its pp_handle is casted directly from adev.
1686 */
1687 if (amdgpu_dpm_is_legacy_dpm(adev))
1688 return false;
1689
1690 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1691
1692 return hwmgr->od_enabled;
1693 }
1694 }
1695
amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device * adev)1696 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev)
1697 {
1698 if (is_support_sw_smu(adev)) {
1699 struct smu_context *smu = adev->powerplay.pp_handle;
1700
1701 return smu->od_enabled;
1702 } else {
1703 struct pp_hwmgr *hwmgr;
1704
1705 /*
1706 * dpm on some legacy asics don't carry od_enabled member
1707 * as its pp_handle is casted directly from adev.
1708 */
1709 if (amdgpu_dpm_is_legacy_dpm(adev))
1710 return false;
1711
1712 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1713
1714 return hwmgr->od_enabled;
1715 }
1716 }
1717
amdgpu_dpm_set_pp_table(struct amdgpu_device * adev,const char * buf,size_t size)1718 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1719 const char *buf,
1720 size_t size)
1721 {
1722 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1723 int ret = 0;
1724
1725 if (!buf || !size)
1726 return -EINVAL;
1727
1728 if (!amdgpu_dpm_is_pp_table_allowed(adev) ||
1729 !pp_funcs->set_pp_table)
1730 return -EOPNOTSUPP;
1731
1732 mutex_lock(&adev->pm.mutex);
1733 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
1734 buf,
1735 size);
1736 mutex_unlock(&adev->pm.mutex);
1737
1738 return ret;
1739 }
1740
amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device * adev)1741 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
1742 {
1743 struct smu_context *smu = adev->powerplay.pp_handle;
1744
1745 if (!is_support_sw_smu(adev))
1746 return INT_MAX;
1747
1748 return smu->cpu_core_num;
1749 }
1750
amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device * adev)1751 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
1752 {
1753 if (!is_support_sw_smu(adev))
1754 return;
1755
1756 amdgpu_smu_stb_debug_fs_init(adev);
1757 }
1758
amdgpu_dpm_display_configuration_change(struct amdgpu_device * adev,const struct amd_pp_display_configuration * input)1759 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
1760 const struct amd_pp_display_configuration *input)
1761 {
1762 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1763 int ret = 0;
1764
1765 if (!pp_funcs->display_configuration_change)
1766 return 0;
1767
1768 mutex_lock(&adev->pm.mutex);
1769 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
1770 input);
1771 mutex_unlock(&adev->pm.mutex);
1772
1773 return ret;
1774 }
1775
amdgpu_dpm_get_clock_by_type(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct amd_pp_clocks * clocks)1776 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
1777 enum amd_pp_clock_type type,
1778 struct amd_pp_clocks *clocks)
1779 {
1780 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1781 int ret = 0;
1782
1783 if (!pp_funcs->get_clock_by_type)
1784 return 0;
1785
1786 mutex_lock(&adev->pm.mutex);
1787 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
1788 type,
1789 clocks);
1790 mutex_unlock(&adev->pm.mutex);
1791
1792 return ret;
1793 }
1794
amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device * adev,struct amd_pp_simple_clock_info * clocks)1795 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
1796 struct amd_pp_simple_clock_info *clocks)
1797 {
1798 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1799 int ret = 0;
1800
1801 if (!pp_funcs->get_display_mode_validation_clocks)
1802 return 0;
1803
1804 mutex_lock(&adev->pm.mutex);
1805 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
1806 clocks);
1807 mutex_unlock(&adev->pm.mutex);
1808
1809 return ret;
1810 }
1811
amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_latency * clocks)1812 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
1813 enum amd_pp_clock_type type,
1814 struct pp_clock_levels_with_latency *clocks)
1815 {
1816 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1817 int ret = 0;
1818
1819 if (!pp_funcs->get_clock_by_type_with_latency)
1820 return 0;
1821
1822 mutex_lock(&adev->pm.mutex);
1823 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
1824 type,
1825 clocks);
1826 mutex_unlock(&adev->pm.mutex);
1827
1828 return ret;
1829 }
1830
amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_voltage * clocks)1831 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
1832 enum amd_pp_clock_type type,
1833 struct pp_clock_levels_with_voltage *clocks)
1834 {
1835 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1836 int ret = 0;
1837
1838 if (!pp_funcs->get_clock_by_type_with_voltage)
1839 return 0;
1840
1841 mutex_lock(&adev->pm.mutex);
1842 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
1843 type,
1844 clocks);
1845 mutex_unlock(&adev->pm.mutex);
1846
1847 return ret;
1848 }
1849
amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device * adev,void * clock_ranges)1850 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
1851 void *clock_ranges)
1852 {
1853 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1854 int ret = 0;
1855
1856 if (!pp_funcs->set_watermarks_for_clocks_ranges)
1857 return -EOPNOTSUPP;
1858
1859 mutex_lock(&adev->pm.mutex);
1860 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
1861 clock_ranges);
1862 mutex_unlock(&adev->pm.mutex);
1863
1864 return ret;
1865 }
1866
amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device * adev,struct pp_display_clock_request * clock)1867 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
1868 struct pp_display_clock_request *clock)
1869 {
1870 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1871 int ret = 0;
1872
1873 if (!pp_funcs->display_clock_voltage_request)
1874 return -EOPNOTSUPP;
1875
1876 mutex_lock(&adev->pm.mutex);
1877 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
1878 clock);
1879 mutex_unlock(&adev->pm.mutex);
1880
1881 return ret;
1882 }
1883
amdgpu_dpm_get_current_clocks(struct amdgpu_device * adev,struct amd_pp_clock_info * clocks)1884 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
1885 struct amd_pp_clock_info *clocks)
1886 {
1887 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1888 int ret = 0;
1889
1890 if (!pp_funcs->get_current_clocks)
1891 return -EOPNOTSUPP;
1892
1893 mutex_lock(&adev->pm.mutex);
1894 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
1895 clocks);
1896 mutex_unlock(&adev->pm.mutex);
1897
1898 return ret;
1899 }
1900
amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device * adev)1901 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
1902 {
1903 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1904
1905 if (!pp_funcs->notify_smu_enable_pwe)
1906 return;
1907
1908 mutex_lock(&adev->pm.mutex);
1909 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
1910 mutex_unlock(&adev->pm.mutex);
1911 }
1912
amdgpu_dpm_set_active_display_count(struct amdgpu_device * adev,uint32_t count)1913 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
1914 uint32_t count)
1915 {
1916 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1917 int ret = 0;
1918
1919 if (!pp_funcs->set_active_display_count)
1920 return -EOPNOTSUPP;
1921
1922 mutex_lock(&adev->pm.mutex);
1923 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
1924 count);
1925 mutex_unlock(&adev->pm.mutex);
1926
1927 return ret;
1928 }
1929
amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device * adev,uint32_t clock)1930 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
1931 uint32_t clock)
1932 {
1933 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1934 int ret = 0;
1935
1936 if (!pp_funcs->set_min_deep_sleep_dcefclk)
1937 return -EOPNOTSUPP;
1938
1939 mutex_lock(&adev->pm.mutex);
1940 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
1941 clock);
1942 mutex_unlock(&adev->pm.mutex);
1943
1944 return ret;
1945 }
1946
amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1947 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
1948 uint32_t clock)
1949 {
1950 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1951
1952 if (!pp_funcs->set_hard_min_dcefclk_by_freq)
1953 return;
1954
1955 mutex_lock(&adev->pm.mutex);
1956 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
1957 clock);
1958 mutex_unlock(&adev->pm.mutex);
1959 }
1960
amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1961 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
1962 uint32_t clock)
1963 {
1964 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1965
1966 if (!pp_funcs->set_hard_min_fclk_by_freq)
1967 return;
1968
1969 mutex_lock(&adev->pm.mutex);
1970 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
1971 clock);
1972 mutex_unlock(&adev->pm.mutex);
1973 }
1974
amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device * adev,bool disable_memory_clock_switch)1975 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
1976 bool disable_memory_clock_switch)
1977 {
1978 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1979 int ret = 0;
1980
1981 if (!pp_funcs->display_disable_memory_clock_switch)
1982 return 0;
1983
1984 mutex_lock(&adev->pm.mutex);
1985 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
1986 disable_memory_clock_switch);
1987 mutex_unlock(&adev->pm.mutex);
1988
1989 return ret;
1990 }
1991
amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device * adev,struct pp_smu_nv_clock_table * max_clocks)1992 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
1993 struct pp_smu_nv_clock_table *max_clocks)
1994 {
1995 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1996 int ret = 0;
1997
1998 if (!pp_funcs->get_max_sustainable_clocks_by_dc)
1999 return -EOPNOTSUPP;
2000
2001 mutex_lock(&adev->pm.mutex);
2002 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
2003 max_clocks);
2004 mutex_unlock(&adev->pm.mutex);
2005
2006 return ret;
2007 }
2008
amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device * adev,unsigned int * clock_values_in_khz,unsigned int * num_states)2009 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
2010 unsigned int *clock_values_in_khz,
2011 unsigned int *num_states)
2012 {
2013 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2014 int ret = 0;
2015
2016 if (!pp_funcs->get_uclk_dpm_states)
2017 return -EOPNOTSUPP;
2018
2019 mutex_lock(&adev->pm.mutex);
2020 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
2021 clock_values_in_khz,
2022 num_states);
2023 mutex_unlock(&adev->pm.mutex);
2024
2025 return ret;
2026 }
2027
amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device * adev,struct dpm_clocks * clock_table)2028 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
2029 struct dpm_clocks *clock_table)
2030 {
2031 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2032 int ret = 0;
2033
2034 if (!pp_funcs->get_dpm_clock_table)
2035 return -EOPNOTSUPP;
2036
2037 mutex_lock(&adev->pm.mutex);
2038 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
2039 clock_table);
2040 mutex_unlock(&adev->pm.mutex);
2041
2042 return ret;
2043 }
2044
2045 /**
2046 * amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute
2047 * partition
2048 * @adev: Pointer to the device.
2049 * @type: Identifier for the temperature type metrics to be fetched.
2050 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2051 * function returns the size of the metrics structure.
2052 *
2053 * This function retrieves metrics for a specific temperature type, If the
2054 * table parameter is NULL, the function returns the size of the metrics
2055 * structure without populating it.
2056 *
2057 * Return: Size of the metrics structure on success, or a negative error code on failure.
2058 */
amdgpu_dpm_get_temp_metrics(struct amdgpu_device * adev,enum smu_temp_metric_type type,void * table)2059 ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev,
2060 enum smu_temp_metric_type type, void *table)
2061 {
2062 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2063 int ret;
2064
2065 if (!pp_funcs->get_temp_metrics ||
2066 !amdgpu_dpm_is_temp_metrics_supported(adev, type))
2067 return -EOPNOTSUPP;
2068
2069 mutex_lock(&adev->pm.mutex);
2070 ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table);
2071 mutex_unlock(&adev->pm.mutex);
2072
2073 return ret;
2074 }
2075
2076 /**
2077 * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support
2078 * is available
2079 * @adev: Pointer to the device.
2080 * @type: Identifier for the temperature type metrics to be fetched.
2081 *
2082 * This function returns metrics if specific temperature metrics type is supported or not.
2083 *
2084 * Return: True in case of metrics type supported else false.
2085 */
amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device * adev,enum smu_temp_metric_type type)2086 bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev,
2087 enum smu_temp_metric_type type)
2088 {
2089 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2090 bool support_temp_metrics = false;
2091
2092 if (!pp_funcs->temp_metrics_is_supported)
2093 return support_temp_metrics;
2094
2095 if (is_support_sw_smu(adev)) {
2096 mutex_lock(&adev->pm.mutex);
2097 support_temp_metrics =
2098 pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type);
2099 mutex_unlock(&adev->pm.mutex);
2100 }
2101
2102 return support_temp_metrics;
2103 }
2104
2105 /**
2106 * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
2107 * partition
2108 * @adev: Pointer to the device.
2109 * @xcp_id: Identifier of the XCP for which metrics are to be retrieved.
2110 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2111 * function returns the size of the metrics structure.
2112 *
2113 * This function retrieves metrics for a specific XCP, including details such as
2114 * VCN/JPEG activity, clock frequencies, and other performance metrics. If the
2115 * table parameter is NULL, the function returns the size of the metrics
2116 * structure without populating it.
2117 *
2118 * Return: Size of the metrics structure on success, or a negative error code on failure.
2119 */
amdgpu_dpm_get_xcp_metrics(struct amdgpu_device * adev,int xcp_id,void * table)2120 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
2121 void *table)
2122 {
2123 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2124 int ret = 0;
2125
2126 if (!pp_funcs->get_xcp_metrics)
2127 return 0;
2128
2129 mutex_lock(&adev->pm.mutex);
2130 ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id,
2131 table);
2132 mutex_unlock(&adev->pm.mutex);
2133
2134 return ret;
2135 }
2136
amdgpu_dpm_get_ras_smu_driver(struct amdgpu_device * adev)2137 const struct ras_smu_drv *amdgpu_dpm_get_ras_smu_driver(struct amdgpu_device *adev)
2138 {
2139 void *pp_handle = adev->powerplay.pp_handle;
2140
2141 return smu_get_ras_smu_driver(pp_handle);
2142 }
2143