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 (!pp_funcs->get_pp_table)
1191 return 0;
1192
1193 mutex_lock(&adev->pm.mutex);
1194 ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
1195 table);
1196 mutex_unlock(&adev->pm.mutex);
1197
1198 return ret;
1199 }
1200
amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1201 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
1202 uint32_t type,
1203 long *input,
1204 uint32_t size)
1205 {
1206 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1207 int ret = 0;
1208
1209 if (!pp_funcs->set_fine_grain_clk_vol)
1210 return 0;
1211
1212 mutex_lock(&adev->pm.mutex);
1213 ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
1214 type,
1215 input,
1216 size);
1217 mutex_unlock(&adev->pm.mutex);
1218
1219 return ret;
1220 }
1221
amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1222 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
1223 uint32_t type,
1224 long *input,
1225 uint32_t size)
1226 {
1227 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1228 int ret = 0;
1229
1230 if (!pp_funcs->odn_edit_dpm_table)
1231 return 0;
1232
1233 mutex_lock(&adev->pm.mutex);
1234 ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
1235 type,
1236 input,
1237 size);
1238 mutex_unlock(&adev->pm.mutex);
1239
1240 return ret;
1241 }
1242
amdgpu_dpm_print_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf)1243 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
1244 enum pp_clock_type type,
1245 char *buf)
1246 {
1247 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1248 int ret = 0;
1249
1250 if (!pp_funcs->print_clock_levels)
1251 return 0;
1252
1253 mutex_lock(&adev->pm.mutex);
1254 ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
1255 type,
1256 buf);
1257 mutex_unlock(&adev->pm.mutex);
1258
1259 return ret;
1260 }
1261
amdgpu_dpm_emit_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf,int * offset)1262 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
1263 enum pp_clock_type type,
1264 char *buf,
1265 int *offset)
1266 {
1267 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1268 int ret = 0;
1269
1270 if (!pp_funcs->emit_clock_levels)
1271 return -ENOENT;
1272
1273 mutex_lock(&adev->pm.mutex);
1274 ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
1275 type,
1276 buf,
1277 offset);
1278 mutex_unlock(&adev->pm.mutex);
1279
1280 return ret;
1281 }
1282
amdgpu_dpm_set_ppfeature_status(struct amdgpu_device * adev,uint64_t ppfeature_masks)1283 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1284 uint64_t ppfeature_masks)
1285 {
1286 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1287 int ret = 0;
1288
1289 if (!pp_funcs->set_ppfeature_status)
1290 return 0;
1291
1292 mutex_lock(&adev->pm.mutex);
1293 ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1294 ppfeature_masks);
1295 mutex_unlock(&adev->pm.mutex);
1296
1297 return ret;
1298 }
1299
amdgpu_dpm_get_ppfeature_status(struct amdgpu_device * adev,char * buf)1300 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1301 {
1302 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1303 int ret = 0;
1304
1305 if (!pp_funcs->get_ppfeature_status)
1306 return 0;
1307
1308 mutex_lock(&adev->pm.mutex);
1309 ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1310 buf);
1311 mutex_unlock(&adev->pm.mutex);
1312
1313 return ret;
1314 }
1315
amdgpu_dpm_force_clock_level(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t mask)1316 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1317 enum pp_clock_type type,
1318 uint32_t mask)
1319 {
1320 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1321 int ret = 0;
1322
1323 if (!pp_funcs->force_clock_level)
1324 return 0;
1325
1326 mutex_lock(&adev->pm.mutex);
1327 ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1328 type,
1329 mask);
1330 mutex_unlock(&adev->pm.mutex);
1331
1332 return ret;
1333 }
1334
amdgpu_dpm_get_sclk_od(struct amdgpu_device * adev)1335 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1336 {
1337 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1338 int ret = 0;
1339
1340 if (!pp_funcs->get_sclk_od)
1341 return -EOPNOTSUPP;
1342
1343 mutex_lock(&adev->pm.mutex);
1344 ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1345 mutex_unlock(&adev->pm.mutex);
1346
1347 return ret;
1348 }
1349
amdgpu_dpm_set_sclk_od(struct amdgpu_device * adev,uint32_t value)1350 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1351 {
1352 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1353
1354 if (is_support_sw_smu(adev))
1355 return -EOPNOTSUPP;
1356
1357 mutex_lock(&adev->pm.mutex);
1358 if (pp_funcs->set_sclk_od)
1359 pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1360 mutex_unlock(&adev->pm.mutex);
1361
1362 if (amdgpu_dpm_dispatch_task(adev,
1363 AMD_PP_TASK_READJUST_POWER_STATE,
1364 NULL) == -EOPNOTSUPP) {
1365 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1366 amdgpu_dpm_compute_clocks(adev);
1367 }
1368
1369 return 0;
1370 }
1371
amdgpu_dpm_get_mclk_od(struct amdgpu_device * adev)1372 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1373 {
1374 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1375 int ret = 0;
1376
1377 if (!pp_funcs->get_mclk_od)
1378 return -EOPNOTSUPP;
1379
1380 mutex_lock(&adev->pm.mutex);
1381 ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1382 mutex_unlock(&adev->pm.mutex);
1383
1384 return ret;
1385 }
1386
amdgpu_dpm_set_mclk_od(struct amdgpu_device * adev,uint32_t value)1387 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1388 {
1389 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1390
1391 if (is_support_sw_smu(adev))
1392 return -EOPNOTSUPP;
1393
1394 mutex_lock(&adev->pm.mutex);
1395 if (pp_funcs->set_mclk_od)
1396 pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1397 mutex_unlock(&adev->pm.mutex);
1398
1399 if (amdgpu_dpm_dispatch_task(adev,
1400 AMD_PP_TASK_READJUST_POWER_STATE,
1401 NULL) == -EOPNOTSUPP) {
1402 adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1403 amdgpu_dpm_compute_clocks(adev);
1404 }
1405
1406 return 0;
1407 }
1408
amdgpu_dpm_get_power_profile_mode(struct amdgpu_device * adev,char * buf)1409 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1410 char *buf)
1411 {
1412 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1413 int ret = 0;
1414
1415 if (!pp_funcs->get_power_profile_mode)
1416 return -EOPNOTSUPP;
1417
1418 mutex_lock(&adev->pm.mutex);
1419 ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1420 buf);
1421 mutex_unlock(&adev->pm.mutex);
1422
1423 return ret;
1424 }
1425
amdgpu_dpm_set_power_profile_mode(struct amdgpu_device * adev,long * input,uint32_t size)1426 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1427 long *input, uint32_t size)
1428 {
1429 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1430 int ret = 0;
1431
1432 if (!pp_funcs->set_power_profile_mode)
1433 return 0;
1434
1435 mutex_lock(&adev->pm.mutex);
1436 ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1437 input,
1438 size);
1439 mutex_unlock(&adev->pm.mutex);
1440
1441 return ret;
1442 }
1443
amdgpu_dpm_get_gpu_metrics(struct amdgpu_device * adev,void ** table)1444 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
1445 {
1446 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1447 int ret = 0;
1448
1449 if (!pp_funcs->get_gpu_metrics)
1450 return 0;
1451
1452 mutex_lock(&adev->pm.mutex);
1453 ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1454 table);
1455 mutex_unlock(&adev->pm.mutex);
1456
1457 return ret;
1458 }
1459
amdgpu_dpm_get_pm_metrics(struct amdgpu_device * adev,void * pm_metrics,size_t size)1460 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
1461 size_t size)
1462 {
1463 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1464 int ret = 0;
1465
1466 if (!pp_funcs->get_pm_metrics)
1467 return -EOPNOTSUPP;
1468
1469 mutex_lock(&adev->pm.mutex);
1470 ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
1471 size);
1472 mutex_unlock(&adev->pm.mutex);
1473
1474 return ret;
1475 }
1476
amdgpu_dpm_get_fan_control_mode(struct amdgpu_device * adev,uint32_t * fan_mode)1477 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1478 uint32_t *fan_mode)
1479 {
1480 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1481 int ret = 0;
1482
1483 if (!pp_funcs->get_fan_control_mode)
1484 return -EOPNOTSUPP;
1485
1486 mutex_lock(&adev->pm.mutex);
1487 ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1488 fan_mode);
1489 mutex_unlock(&adev->pm.mutex);
1490
1491 return ret;
1492 }
1493
amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device * adev,uint32_t speed)1494 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1495 uint32_t speed)
1496 {
1497 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1498 int ret = 0;
1499
1500 if (!pp_funcs->set_fan_speed_pwm)
1501 return -EOPNOTSUPP;
1502
1503 mutex_lock(&adev->pm.mutex);
1504 ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1505 speed);
1506 mutex_unlock(&adev->pm.mutex);
1507
1508 return ret;
1509 }
1510
amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device * adev,uint32_t * speed)1511 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1512 uint32_t *speed)
1513 {
1514 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1515 int ret = 0;
1516
1517 if (!pp_funcs->get_fan_speed_pwm)
1518 return -EOPNOTSUPP;
1519
1520 mutex_lock(&adev->pm.mutex);
1521 ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1522 speed);
1523 mutex_unlock(&adev->pm.mutex);
1524
1525 return ret;
1526 }
1527
amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device * adev,uint32_t * speed)1528 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1529 uint32_t *speed)
1530 {
1531 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1532 int ret = 0;
1533
1534 if (!pp_funcs->get_fan_speed_rpm)
1535 return -EOPNOTSUPP;
1536
1537 mutex_lock(&adev->pm.mutex);
1538 ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1539 speed);
1540 mutex_unlock(&adev->pm.mutex);
1541
1542 return ret;
1543 }
1544
amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device * adev,uint32_t speed)1545 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1546 uint32_t speed)
1547 {
1548 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1549 int ret = 0;
1550
1551 if (!pp_funcs->set_fan_speed_rpm)
1552 return -EOPNOTSUPP;
1553
1554 mutex_lock(&adev->pm.mutex);
1555 ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1556 speed);
1557 mutex_unlock(&adev->pm.mutex);
1558
1559 return ret;
1560 }
1561
amdgpu_dpm_set_fan_control_mode(struct amdgpu_device * adev,uint32_t mode)1562 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1563 uint32_t mode)
1564 {
1565 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1566 int ret = 0;
1567
1568 if (!pp_funcs->set_fan_control_mode)
1569 return -EOPNOTSUPP;
1570
1571 mutex_lock(&adev->pm.mutex);
1572 ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1573 mode);
1574 mutex_unlock(&adev->pm.mutex);
1575
1576 return ret;
1577 }
1578
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)1579 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1580 uint32_t *limit,
1581 enum pp_power_limit_level pp_limit_level,
1582 enum pp_power_type power_type)
1583 {
1584 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1585 int ret = 0;
1586
1587 if (!pp_funcs->get_power_limit)
1588 return -ENODATA;
1589
1590 mutex_lock(&adev->pm.mutex);
1591 ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1592 limit,
1593 pp_limit_level,
1594 power_type);
1595 mutex_unlock(&adev->pm.mutex);
1596
1597 return ret;
1598 }
1599
amdgpu_dpm_set_power_limit(struct amdgpu_device * adev,uint32_t limit)1600 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1601 uint32_t limit)
1602 {
1603 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1604 int ret = 0;
1605
1606 if (!pp_funcs->set_power_limit)
1607 return -EINVAL;
1608
1609 mutex_lock(&adev->pm.mutex);
1610 ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1611 limit);
1612 mutex_unlock(&adev->pm.mutex);
1613
1614 return ret;
1615 }
1616
amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device * adev)1617 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1618 {
1619 bool cclk_dpm_supported = false;
1620
1621 if (!is_support_sw_smu(adev))
1622 return false;
1623
1624 mutex_lock(&adev->pm.mutex);
1625 cclk_dpm_supported = is_support_cclk_dpm(adev);
1626 mutex_unlock(&adev->pm.mutex);
1627
1628 return (int)cclk_dpm_supported;
1629 }
1630
amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device * adev,struct seq_file * m)1631 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1632 struct seq_file *m)
1633 {
1634 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1635
1636 if (!pp_funcs->debugfs_print_current_performance_level)
1637 return -EOPNOTSUPP;
1638
1639 mutex_lock(&adev->pm.mutex);
1640 pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1641 m);
1642 mutex_unlock(&adev->pm.mutex);
1643
1644 return 0;
1645 }
1646
amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device * adev,void ** addr,size_t * size)1647 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1648 void **addr,
1649 size_t *size)
1650 {
1651 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1652 int ret = 0;
1653
1654 if (!pp_funcs->get_smu_prv_buf_details)
1655 return -ENOSYS;
1656
1657 mutex_lock(&adev->pm.mutex);
1658 ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1659 addr,
1660 size);
1661 mutex_unlock(&adev->pm.mutex);
1662
1663 return ret;
1664 }
1665
amdgpu_dpm_is_overdrive_supported(struct amdgpu_device * adev)1666 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1667 {
1668 if (is_support_sw_smu(adev)) {
1669 struct smu_context *smu = adev->powerplay.pp_handle;
1670
1671 return (smu->od_enabled || smu->is_apu);
1672 } else {
1673 struct pp_hwmgr *hwmgr;
1674
1675 /*
1676 * dpm on some legacy asics don't carry od_enabled member
1677 * as its pp_handle is casted directly from adev.
1678 */
1679 if (amdgpu_dpm_is_legacy_dpm(adev))
1680 return false;
1681
1682 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1683
1684 return hwmgr->od_enabled;
1685 }
1686 }
1687
amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device * adev)1688 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev)
1689 {
1690 if (is_support_sw_smu(adev)) {
1691 struct smu_context *smu = adev->powerplay.pp_handle;
1692
1693 return smu->od_enabled;
1694 } else {
1695 struct pp_hwmgr *hwmgr;
1696
1697 /*
1698 * dpm on some legacy asics don't carry od_enabled member
1699 * as its pp_handle is casted directly from adev.
1700 */
1701 if (amdgpu_dpm_is_legacy_dpm(adev))
1702 return false;
1703
1704 hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1705
1706 return hwmgr->od_enabled;
1707 }
1708 }
1709
amdgpu_dpm_set_pp_table(struct amdgpu_device * adev,const char * buf,size_t size)1710 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1711 const char *buf,
1712 size_t size)
1713 {
1714 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1715 int ret = 0;
1716
1717 if (!pp_funcs->set_pp_table)
1718 return -EOPNOTSUPP;
1719
1720 mutex_lock(&adev->pm.mutex);
1721 ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
1722 buf,
1723 size);
1724 mutex_unlock(&adev->pm.mutex);
1725
1726 return ret;
1727 }
1728
amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device * adev)1729 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
1730 {
1731 struct smu_context *smu = adev->powerplay.pp_handle;
1732
1733 if (!is_support_sw_smu(adev))
1734 return INT_MAX;
1735
1736 return smu->cpu_core_num;
1737 }
1738
amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device * adev)1739 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
1740 {
1741 if (!is_support_sw_smu(adev))
1742 return;
1743
1744 amdgpu_smu_stb_debug_fs_init(adev);
1745 }
1746
amdgpu_dpm_display_configuration_change(struct amdgpu_device * adev,const struct amd_pp_display_configuration * input)1747 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
1748 const struct amd_pp_display_configuration *input)
1749 {
1750 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1751 int ret = 0;
1752
1753 if (!pp_funcs->display_configuration_change)
1754 return 0;
1755
1756 mutex_lock(&adev->pm.mutex);
1757 ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
1758 input);
1759 mutex_unlock(&adev->pm.mutex);
1760
1761 return ret;
1762 }
1763
amdgpu_dpm_get_clock_by_type(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct amd_pp_clocks * clocks)1764 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
1765 enum amd_pp_clock_type type,
1766 struct amd_pp_clocks *clocks)
1767 {
1768 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1769 int ret = 0;
1770
1771 if (!pp_funcs->get_clock_by_type)
1772 return 0;
1773
1774 mutex_lock(&adev->pm.mutex);
1775 ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
1776 type,
1777 clocks);
1778 mutex_unlock(&adev->pm.mutex);
1779
1780 return ret;
1781 }
1782
amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device * adev,struct amd_pp_simple_clock_info * clocks)1783 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
1784 struct amd_pp_simple_clock_info *clocks)
1785 {
1786 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1787 int ret = 0;
1788
1789 if (!pp_funcs->get_display_mode_validation_clocks)
1790 return 0;
1791
1792 mutex_lock(&adev->pm.mutex);
1793 ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
1794 clocks);
1795 mutex_unlock(&adev->pm.mutex);
1796
1797 return ret;
1798 }
1799
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)1800 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
1801 enum amd_pp_clock_type type,
1802 struct pp_clock_levels_with_latency *clocks)
1803 {
1804 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1805 int ret = 0;
1806
1807 if (!pp_funcs->get_clock_by_type_with_latency)
1808 return 0;
1809
1810 mutex_lock(&adev->pm.mutex);
1811 ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
1812 type,
1813 clocks);
1814 mutex_unlock(&adev->pm.mutex);
1815
1816 return ret;
1817 }
1818
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)1819 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
1820 enum amd_pp_clock_type type,
1821 struct pp_clock_levels_with_voltage *clocks)
1822 {
1823 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1824 int ret = 0;
1825
1826 if (!pp_funcs->get_clock_by_type_with_voltage)
1827 return 0;
1828
1829 mutex_lock(&adev->pm.mutex);
1830 ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
1831 type,
1832 clocks);
1833 mutex_unlock(&adev->pm.mutex);
1834
1835 return ret;
1836 }
1837
amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device * adev,void * clock_ranges)1838 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
1839 void *clock_ranges)
1840 {
1841 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1842 int ret = 0;
1843
1844 if (!pp_funcs->set_watermarks_for_clocks_ranges)
1845 return -EOPNOTSUPP;
1846
1847 mutex_lock(&adev->pm.mutex);
1848 ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
1849 clock_ranges);
1850 mutex_unlock(&adev->pm.mutex);
1851
1852 return ret;
1853 }
1854
amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device * adev,struct pp_display_clock_request * clock)1855 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
1856 struct pp_display_clock_request *clock)
1857 {
1858 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1859 int ret = 0;
1860
1861 if (!pp_funcs->display_clock_voltage_request)
1862 return -EOPNOTSUPP;
1863
1864 mutex_lock(&adev->pm.mutex);
1865 ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
1866 clock);
1867 mutex_unlock(&adev->pm.mutex);
1868
1869 return ret;
1870 }
1871
amdgpu_dpm_get_current_clocks(struct amdgpu_device * adev,struct amd_pp_clock_info * clocks)1872 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
1873 struct amd_pp_clock_info *clocks)
1874 {
1875 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1876 int ret = 0;
1877
1878 if (!pp_funcs->get_current_clocks)
1879 return -EOPNOTSUPP;
1880
1881 mutex_lock(&adev->pm.mutex);
1882 ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
1883 clocks);
1884 mutex_unlock(&adev->pm.mutex);
1885
1886 return ret;
1887 }
1888
amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device * adev)1889 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
1890 {
1891 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1892
1893 if (!pp_funcs->notify_smu_enable_pwe)
1894 return;
1895
1896 mutex_lock(&adev->pm.mutex);
1897 pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
1898 mutex_unlock(&adev->pm.mutex);
1899 }
1900
amdgpu_dpm_set_active_display_count(struct amdgpu_device * adev,uint32_t count)1901 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
1902 uint32_t count)
1903 {
1904 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1905 int ret = 0;
1906
1907 if (!pp_funcs->set_active_display_count)
1908 return -EOPNOTSUPP;
1909
1910 mutex_lock(&adev->pm.mutex);
1911 ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
1912 count);
1913 mutex_unlock(&adev->pm.mutex);
1914
1915 return ret;
1916 }
1917
amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device * adev,uint32_t clock)1918 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
1919 uint32_t clock)
1920 {
1921 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1922 int ret = 0;
1923
1924 if (!pp_funcs->set_min_deep_sleep_dcefclk)
1925 return -EOPNOTSUPP;
1926
1927 mutex_lock(&adev->pm.mutex);
1928 ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
1929 clock);
1930 mutex_unlock(&adev->pm.mutex);
1931
1932 return ret;
1933 }
1934
amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1935 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
1936 uint32_t clock)
1937 {
1938 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1939
1940 if (!pp_funcs->set_hard_min_dcefclk_by_freq)
1941 return;
1942
1943 mutex_lock(&adev->pm.mutex);
1944 pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
1945 clock);
1946 mutex_unlock(&adev->pm.mutex);
1947 }
1948
amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1949 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
1950 uint32_t clock)
1951 {
1952 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1953
1954 if (!pp_funcs->set_hard_min_fclk_by_freq)
1955 return;
1956
1957 mutex_lock(&adev->pm.mutex);
1958 pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
1959 clock);
1960 mutex_unlock(&adev->pm.mutex);
1961 }
1962
amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device * adev,bool disable_memory_clock_switch)1963 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
1964 bool disable_memory_clock_switch)
1965 {
1966 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1967 int ret = 0;
1968
1969 if (!pp_funcs->display_disable_memory_clock_switch)
1970 return 0;
1971
1972 mutex_lock(&adev->pm.mutex);
1973 ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
1974 disable_memory_clock_switch);
1975 mutex_unlock(&adev->pm.mutex);
1976
1977 return ret;
1978 }
1979
amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device * adev,struct pp_smu_nv_clock_table * max_clocks)1980 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
1981 struct pp_smu_nv_clock_table *max_clocks)
1982 {
1983 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1984 int ret = 0;
1985
1986 if (!pp_funcs->get_max_sustainable_clocks_by_dc)
1987 return -EOPNOTSUPP;
1988
1989 mutex_lock(&adev->pm.mutex);
1990 ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
1991 max_clocks);
1992 mutex_unlock(&adev->pm.mutex);
1993
1994 return ret;
1995 }
1996
amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device * adev,unsigned int * clock_values_in_khz,unsigned int * num_states)1997 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
1998 unsigned int *clock_values_in_khz,
1999 unsigned int *num_states)
2000 {
2001 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2002 int ret = 0;
2003
2004 if (!pp_funcs->get_uclk_dpm_states)
2005 return -EOPNOTSUPP;
2006
2007 mutex_lock(&adev->pm.mutex);
2008 ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
2009 clock_values_in_khz,
2010 num_states);
2011 mutex_unlock(&adev->pm.mutex);
2012
2013 return ret;
2014 }
2015
amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device * adev,struct dpm_clocks * clock_table)2016 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
2017 struct dpm_clocks *clock_table)
2018 {
2019 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2020 int ret = 0;
2021
2022 if (!pp_funcs->get_dpm_clock_table)
2023 return -EOPNOTSUPP;
2024
2025 mutex_lock(&adev->pm.mutex);
2026 ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
2027 clock_table);
2028 mutex_unlock(&adev->pm.mutex);
2029
2030 return ret;
2031 }
2032
2033 /**
2034 * amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute
2035 * partition
2036 * @adev: Pointer to the device.
2037 * @type: Identifier for the temperature type metrics to be fetched.
2038 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2039 * function returns the size of the metrics structure.
2040 *
2041 * This function retrieves metrics for a specific temperature type, If the
2042 * table parameter is NULL, the function returns the size of the metrics
2043 * structure without populating it.
2044 *
2045 * Return: Size of the metrics structure on success, or a negative error code on failure.
2046 */
amdgpu_dpm_get_temp_metrics(struct amdgpu_device * adev,enum smu_temp_metric_type type,void * table)2047 ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev,
2048 enum smu_temp_metric_type type, void *table)
2049 {
2050 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2051 int ret;
2052
2053 if (!pp_funcs->get_temp_metrics ||
2054 !amdgpu_dpm_is_temp_metrics_supported(adev, type))
2055 return -EOPNOTSUPP;
2056
2057 mutex_lock(&adev->pm.mutex);
2058 ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table);
2059 mutex_unlock(&adev->pm.mutex);
2060
2061 return ret;
2062 }
2063
2064 /**
2065 * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support
2066 * is available
2067 * @adev: Pointer to the device.
2068 * @type: Identifier for the temperature type metrics to be fetched.
2069 *
2070 * This function returns metrics if specific temperature metrics type is supported or not.
2071 *
2072 * Return: True in case of metrics type supported else false.
2073 */
amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device * adev,enum smu_temp_metric_type type)2074 bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev,
2075 enum smu_temp_metric_type type)
2076 {
2077 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2078 bool support_temp_metrics = false;
2079
2080 if (!pp_funcs->temp_metrics_is_supported)
2081 return support_temp_metrics;
2082
2083 if (is_support_sw_smu(adev)) {
2084 mutex_lock(&adev->pm.mutex);
2085 support_temp_metrics =
2086 pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type);
2087 mutex_unlock(&adev->pm.mutex);
2088 }
2089
2090 return support_temp_metrics;
2091 }
2092
2093 /**
2094 * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
2095 * partition
2096 * @adev: Pointer to the device.
2097 * @xcp_id: Identifier of the XCP for which metrics are to be retrieved.
2098 * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2099 * function returns the size of the metrics structure.
2100 *
2101 * This function retrieves metrics for a specific XCP, including details such as
2102 * VCN/JPEG activity, clock frequencies, and other performance metrics. If the
2103 * table parameter is NULL, the function returns the size of the metrics
2104 * structure without populating it.
2105 *
2106 * Return: Size of the metrics structure on success, or a negative error code on failure.
2107 */
amdgpu_dpm_get_xcp_metrics(struct amdgpu_device * adev,int xcp_id,void * table)2108 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
2109 void *table)
2110 {
2111 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2112 int ret = 0;
2113
2114 if (!pp_funcs->get_xcp_metrics)
2115 return 0;
2116
2117 mutex_lock(&adev->pm.mutex);
2118 ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id,
2119 table);
2120 mutex_unlock(&adev->pm.mutex);
2121
2122 return ret;
2123 }
2124