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