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