xref: /openbmc/linux/drivers/gpu/drm/amd/pm/amdgpu_dpm.c (revision 806b5228)
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 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
40 {
41 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
42 	int ret = 0;
43 
44 	if (!pp_funcs->get_sclk)
45 		return 0;
46 
47 	mutex_lock(&adev->pm.mutex);
48 	ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
49 				 low);
50 	mutex_unlock(&adev->pm.mutex);
51 
52 	return ret;
53 }
54 
55 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
56 {
57 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
58 	int ret = 0;
59 
60 	if (!pp_funcs->get_mclk)
61 		return 0;
62 
63 	mutex_lock(&adev->pm.mutex);
64 	ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
65 				 low);
66 	mutex_unlock(&adev->pm.mutex);
67 
68 	return ret;
69 }
70 
71 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate)
72 {
73 	int ret = 0;
74 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
75 	enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
76 
77 	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) {
78 		dev_dbg(adev->dev, "IP block%d already in the target %s state!",
79 				block_type, gate ? "gate" : "ungate");
80 		return 0;
81 	}
82 
83 	mutex_lock(&adev->pm.mutex);
84 
85 	switch (block_type) {
86 	case AMD_IP_BLOCK_TYPE_UVD:
87 	case AMD_IP_BLOCK_TYPE_VCE:
88 	case AMD_IP_BLOCK_TYPE_GFX:
89 	case AMD_IP_BLOCK_TYPE_VCN:
90 	case AMD_IP_BLOCK_TYPE_SDMA:
91 	case AMD_IP_BLOCK_TYPE_JPEG:
92 	case AMD_IP_BLOCK_TYPE_GMC:
93 	case AMD_IP_BLOCK_TYPE_ACP:
94 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
95 			ret = (pp_funcs->set_powergating_by_smu(
96 				(adev)->powerplay.pp_handle, block_type, gate));
97 		break;
98 	default:
99 		break;
100 	}
101 
102 	if (!ret)
103 		atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
104 
105 	mutex_unlock(&adev->pm.mutex);
106 
107 	return ret;
108 }
109 
110 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
111 {
112 	struct smu_context *smu = adev->powerplay.pp_handle;
113 	int ret = -EOPNOTSUPP;
114 
115 	mutex_lock(&adev->pm.mutex);
116 	ret = smu_set_gfx_power_up_by_imu(smu);
117 	mutex_unlock(&adev->pm.mutex);
118 
119 	msleep(10);
120 
121 	return ret;
122 }
123 
124 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
125 {
126 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
127 	void *pp_handle = adev->powerplay.pp_handle;
128 	int ret = 0;
129 
130 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
131 		return -ENOENT;
132 
133 	mutex_lock(&adev->pm.mutex);
134 
135 	/* enter BACO state */
136 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
137 
138 	mutex_unlock(&adev->pm.mutex);
139 
140 	return ret;
141 }
142 
143 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
144 {
145 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
146 	void *pp_handle = adev->powerplay.pp_handle;
147 	int ret = 0;
148 
149 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
150 		return -ENOENT;
151 
152 	mutex_lock(&adev->pm.mutex);
153 
154 	/* exit BACO state */
155 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
156 
157 	mutex_unlock(&adev->pm.mutex);
158 
159 	return ret;
160 }
161 
162 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
163 			     enum pp_mp1_state mp1_state)
164 {
165 	int ret = 0;
166 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
167 
168 	if (pp_funcs && pp_funcs->set_mp1_state) {
169 		mutex_lock(&adev->pm.mutex);
170 
171 		ret = pp_funcs->set_mp1_state(
172 				adev->powerplay.pp_handle,
173 				mp1_state);
174 
175 		mutex_unlock(&adev->pm.mutex);
176 	}
177 
178 	return ret;
179 }
180 
181 bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
182 {
183 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
184 	void *pp_handle = adev->powerplay.pp_handle;
185 	bool baco_cap;
186 	int ret = 0;
187 
188 	if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
189 		return false;
190 	/* Don't use baco for reset in S3.
191 	 * This is a workaround for some platforms
192 	 * where entering BACO during suspend
193 	 * seems to cause reboots or hangs.
194 	 * This might be related to the fact that BACO controls
195 	 * power to the whole GPU including devices like audio and USB.
196 	 * Powering down/up everything may adversely affect these other
197 	 * devices.  Needs more investigation.
198 	 */
199 	if (adev->in_s3)
200 		return false;
201 
202 	mutex_lock(&adev->pm.mutex);
203 
204 	ret = pp_funcs->get_asic_baco_capability(pp_handle,
205 						 &baco_cap);
206 
207 	mutex_unlock(&adev->pm.mutex);
208 
209 	return ret ? false : baco_cap;
210 }
211 
212 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
213 {
214 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
215 	void *pp_handle = adev->powerplay.pp_handle;
216 	int ret = 0;
217 
218 	if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
219 		return -ENOENT;
220 
221 	mutex_lock(&adev->pm.mutex);
222 
223 	ret = pp_funcs->asic_reset_mode_2(pp_handle);
224 
225 	mutex_unlock(&adev->pm.mutex);
226 
227 	return ret;
228 }
229 
230 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
231 {
232 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
233 	void *pp_handle = adev->powerplay.pp_handle;
234 	int ret = 0;
235 
236 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
237 		return -ENOENT;
238 
239 	mutex_lock(&adev->pm.mutex);
240 
241 	/* enter BACO state */
242 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
243 	if (ret)
244 		goto out;
245 
246 	/* exit BACO state */
247 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
248 
249 out:
250 	mutex_unlock(&adev->pm.mutex);
251 	return ret;
252 }
253 
254 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
255 {
256 	struct smu_context *smu = adev->powerplay.pp_handle;
257 	bool support_mode1_reset = false;
258 
259 	if (is_support_sw_smu(adev)) {
260 		mutex_lock(&adev->pm.mutex);
261 		support_mode1_reset = smu_mode1_reset_is_support(smu);
262 		mutex_unlock(&adev->pm.mutex);
263 	}
264 
265 	return support_mode1_reset;
266 }
267 
268 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
269 {
270 	struct smu_context *smu = adev->powerplay.pp_handle;
271 	int ret = -EOPNOTSUPP;
272 
273 	if (is_support_sw_smu(adev)) {
274 		mutex_lock(&adev->pm.mutex);
275 		ret = smu_mode1_reset(smu);
276 		mutex_unlock(&adev->pm.mutex);
277 	}
278 
279 	return ret;
280 }
281 
282 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
283 				    enum PP_SMC_POWER_PROFILE type,
284 				    bool en)
285 {
286 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
287 	int ret = 0;
288 
289 	if (amdgpu_sriov_vf(adev))
290 		return 0;
291 
292 	if (pp_funcs && pp_funcs->switch_power_profile) {
293 		mutex_lock(&adev->pm.mutex);
294 		ret = pp_funcs->switch_power_profile(
295 			adev->powerplay.pp_handle, type, en);
296 		mutex_unlock(&adev->pm.mutex);
297 	}
298 
299 	return ret;
300 }
301 
302 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
303 			       uint32_t pstate)
304 {
305 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
306 	int ret = 0;
307 
308 	if (pp_funcs && pp_funcs->set_xgmi_pstate) {
309 		mutex_lock(&adev->pm.mutex);
310 		ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
311 								pstate);
312 		mutex_unlock(&adev->pm.mutex);
313 	}
314 
315 	return ret;
316 }
317 
318 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
319 			     uint32_t cstate)
320 {
321 	int ret = 0;
322 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
323 	void *pp_handle = adev->powerplay.pp_handle;
324 
325 	if (pp_funcs && pp_funcs->set_df_cstate) {
326 		mutex_lock(&adev->pm.mutex);
327 		ret = pp_funcs->set_df_cstate(pp_handle, cstate);
328 		mutex_unlock(&adev->pm.mutex);
329 	}
330 
331 	return ret;
332 }
333 
334 int amdgpu_dpm_allow_xgmi_power_down(struct amdgpu_device *adev, bool en)
335 {
336 	struct smu_context *smu = adev->powerplay.pp_handle;
337 	int ret = 0;
338 
339 	if (is_support_sw_smu(adev)) {
340 		mutex_lock(&adev->pm.mutex);
341 		ret = smu_allow_xgmi_power_down(smu, en);
342 		mutex_unlock(&adev->pm.mutex);
343 	}
344 
345 	return ret;
346 }
347 
348 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
349 {
350 	void *pp_handle = adev->powerplay.pp_handle;
351 	const struct amd_pm_funcs *pp_funcs =
352 			adev->powerplay.pp_funcs;
353 	int ret = 0;
354 
355 	if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
356 		mutex_lock(&adev->pm.mutex);
357 		ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
358 		mutex_unlock(&adev->pm.mutex);
359 	}
360 
361 	return ret;
362 }
363 
364 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
365 				      uint32_t msg_id)
366 {
367 	void *pp_handle = adev->powerplay.pp_handle;
368 	const struct amd_pm_funcs *pp_funcs =
369 			adev->powerplay.pp_funcs;
370 	int ret = 0;
371 
372 	if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
373 		mutex_lock(&adev->pm.mutex);
374 		ret = pp_funcs->set_clockgating_by_smu(pp_handle,
375 						       msg_id);
376 		mutex_unlock(&adev->pm.mutex);
377 	}
378 
379 	return ret;
380 }
381 
382 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
383 				  bool acquire)
384 {
385 	void *pp_handle = adev->powerplay.pp_handle;
386 	const struct amd_pm_funcs *pp_funcs =
387 			adev->powerplay.pp_funcs;
388 	int ret = -EOPNOTSUPP;
389 
390 	if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
391 		mutex_lock(&adev->pm.mutex);
392 		ret = pp_funcs->smu_i2c_bus_access(pp_handle,
393 						   acquire);
394 		mutex_unlock(&adev->pm.mutex);
395 	}
396 
397 	return ret;
398 }
399 
400 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
401 {
402 	if (adev->pm.dpm_enabled) {
403 		mutex_lock(&adev->pm.mutex);
404 		if (power_supply_is_system_supplied() > 0)
405 			adev->pm.ac_power = true;
406 		else
407 			adev->pm.ac_power = false;
408 
409 		if (adev->powerplay.pp_funcs &&
410 		    adev->powerplay.pp_funcs->enable_bapm)
411 			amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power);
412 
413 		if (is_support_sw_smu(adev))
414 			smu_set_ac_dc(adev->powerplay.pp_handle);
415 
416 		mutex_unlock(&adev->pm.mutex);
417 	}
418 }
419 
420 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
421 			   void *data, uint32_t *size)
422 {
423 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
424 	int ret = -EINVAL;
425 
426 	if (!data || !size)
427 		return -EINVAL;
428 
429 	if (pp_funcs && pp_funcs->read_sensor) {
430 		mutex_lock(&adev->pm.mutex);
431 		ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
432 					    sensor,
433 					    data,
434 					    size);
435 		mutex_unlock(&adev->pm.mutex);
436 	}
437 
438 	return ret;
439 }
440 
441 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
442 {
443 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
444 	int i;
445 
446 	if (!adev->pm.dpm_enabled)
447 		return;
448 
449 	if (!pp_funcs->pm_compute_clocks)
450 		return;
451 
452 	if (adev->mode_info.num_crtc)
453 		amdgpu_display_bandwidth_update(adev);
454 
455 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
456 		struct amdgpu_ring *ring = adev->rings[i];
457 		if (ring && ring->sched.ready)
458 			amdgpu_fence_wait_empty(ring);
459 	}
460 
461 	mutex_lock(&adev->pm.mutex);
462 	pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
463 	mutex_unlock(&adev->pm.mutex);
464 }
465 
466 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
467 {
468 	int ret = 0;
469 
470 	if (adev->family == AMDGPU_FAMILY_SI) {
471 		mutex_lock(&adev->pm.mutex);
472 		if (enable) {
473 			adev->pm.dpm.uvd_active = true;
474 			adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
475 		} else {
476 			adev->pm.dpm.uvd_active = false;
477 		}
478 		mutex_unlock(&adev->pm.mutex);
479 
480 		amdgpu_dpm_compute_clocks(adev);
481 		return;
482 	}
483 
484 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
485 	if (ret)
486 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
487 			  enable ? "enable" : "disable", ret);
488 }
489 
490 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
491 {
492 	int ret = 0;
493 
494 	if (adev->family == AMDGPU_FAMILY_SI) {
495 		mutex_lock(&adev->pm.mutex);
496 		if (enable) {
497 			adev->pm.dpm.vce_active = true;
498 			/* XXX select vce level based on ring/task */
499 			adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
500 		} else {
501 			adev->pm.dpm.vce_active = false;
502 		}
503 		mutex_unlock(&adev->pm.mutex);
504 
505 		amdgpu_dpm_compute_clocks(adev);
506 		return;
507 	}
508 
509 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
510 	if (ret)
511 		DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
512 			  enable ? "enable" : "disable", ret);
513 }
514 
515 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
516 {
517 	int ret = 0;
518 
519 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable);
520 	if (ret)
521 		DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
522 			  enable ? "enable" : "disable", ret);
523 }
524 
525 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
526 {
527 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
528 	int r = 0;
529 
530 	if (!pp_funcs || !pp_funcs->load_firmware)
531 		return 0;
532 
533 	mutex_lock(&adev->pm.mutex);
534 	r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
535 	if (r) {
536 		pr_err("smu firmware loading failed\n");
537 		goto out;
538 	}
539 
540 	if (smu_version)
541 		*smu_version = adev->pm.fw_version;
542 
543 out:
544 	mutex_unlock(&adev->pm.mutex);
545 	return r;
546 }
547 
548 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
549 {
550 	int ret = 0;
551 
552 	if (is_support_sw_smu(adev)) {
553 		mutex_lock(&adev->pm.mutex);
554 		ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
555 						 enable);
556 		mutex_unlock(&adev->pm.mutex);
557 	}
558 
559 	return ret;
560 }
561 
562 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
563 {
564 	struct smu_context *smu = adev->powerplay.pp_handle;
565 	int ret = 0;
566 
567 	if (!is_support_sw_smu(adev))
568 		return -EOPNOTSUPP;
569 
570 	mutex_lock(&adev->pm.mutex);
571 	ret = smu_send_hbm_bad_pages_num(smu, size);
572 	mutex_unlock(&adev->pm.mutex);
573 
574 	return ret;
575 }
576 
577 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
578 {
579 	struct smu_context *smu = adev->powerplay.pp_handle;
580 	int ret = 0;
581 
582 	if (!is_support_sw_smu(adev))
583 		return -EOPNOTSUPP;
584 
585 	mutex_lock(&adev->pm.mutex);
586 	ret = smu_send_hbm_bad_channel_flag(smu, size);
587 	mutex_unlock(&adev->pm.mutex);
588 
589 	return ret;
590 }
591 
592 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
593 				  enum pp_clock_type type,
594 				  uint32_t *min,
595 				  uint32_t *max)
596 {
597 	int ret = 0;
598 
599 	if (type != PP_SCLK)
600 		return -EINVAL;
601 
602 	if (!is_support_sw_smu(adev))
603 		return -EOPNOTSUPP;
604 
605 	mutex_lock(&adev->pm.mutex);
606 	ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
607 				     SMU_SCLK,
608 				     min,
609 				     max);
610 	mutex_unlock(&adev->pm.mutex);
611 
612 	return ret;
613 }
614 
615 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
616 				   enum pp_clock_type type,
617 				   uint32_t min,
618 				   uint32_t max)
619 {
620 	struct smu_context *smu = adev->powerplay.pp_handle;
621 	int ret = 0;
622 
623 	if (type != PP_SCLK)
624 		return -EINVAL;
625 
626 	if (!is_support_sw_smu(adev))
627 		return -EOPNOTSUPP;
628 
629 	mutex_lock(&adev->pm.mutex);
630 	ret = smu_set_soft_freq_range(smu,
631 				      SMU_SCLK,
632 				      min,
633 				      max);
634 	mutex_unlock(&adev->pm.mutex);
635 
636 	return ret;
637 }
638 
639 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
640 {
641 	struct smu_context *smu = adev->powerplay.pp_handle;
642 	int ret = 0;
643 
644 	if (!is_support_sw_smu(adev))
645 		return 0;
646 
647 	mutex_lock(&adev->pm.mutex);
648 	ret = smu_write_watermarks_table(smu);
649 	mutex_unlock(&adev->pm.mutex);
650 
651 	return ret;
652 }
653 
654 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
655 			      enum smu_event_type event,
656 			      uint64_t event_arg)
657 {
658 	struct smu_context *smu = adev->powerplay.pp_handle;
659 	int ret = 0;
660 
661 	if (!is_support_sw_smu(adev))
662 		return -EOPNOTSUPP;
663 
664 	mutex_lock(&adev->pm.mutex);
665 	ret = smu_wait_for_event(smu, event, event_arg);
666 	mutex_unlock(&adev->pm.mutex);
667 
668 	return ret;
669 }
670 
671 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
672 {
673 	struct smu_context *smu = adev->powerplay.pp_handle;
674 	int ret = 0;
675 
676 	if (!is_support_sw_smu(adev))
677 		return -EOPNOTSUPP;
678 
679 	mutex_lock(&adev->pm.mutex);
680 	ret = smu_get_status_gfxoff(smu, value);
681 	mutex_unlock(&adev->pm.mutex);
682 
683 	return ret;
684 }
685 
686 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
687 {
688 	struct smu_context *smu = adev->powerplay.pp_handle;
689 
690 	if (!is_support_sw_smu(adev))
691 		return 0;
692 
693 	return atomic64_read(&smu->throttle_int_counter);
694 }
695 
696 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
697  * @adev: amdgpu_device pointer
698  * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
699  *
700  */
701 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
702 				 enum gfx_change_state state)
703 {
704 	mutex_lock(&adev->pm.mutex);
705 	if (adev->powerplay.pp_funcs &&
706 	    adev->powerplay.pp_funcs->gfx_state_change_set)
707 		((adev)->powerplay.pp_funcs->gfx_state_change_set(
708 			(adev)->powerplay.pp_handle, state));
709 	mutex_unlock(&adev->pm.mutex);
710 }
711 
712 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
713 			    void *umc_ecc)
714 {
715 	struct smu_context *smu = adev->powerplay.pp_handle;
716 	int ret = 0;
717 
718 	if (!is_support_sw_smu(adev))
719 		return -EOPNOTSUPP;
720 
721 	mutex_lock(&adev->pm.mutex);
722 	ret = smu_get_ecc_info(smu, umc_ecc);
723 	mutex_unlock(&adev->pm.mutex);
724 
725 	return ret;
726 }
727 
728 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
729 						     uint32_t idx)
730 {
731 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
732 	struct amd_vce_state *vstate = NULL;
733 
734 	if (!pp_funcs->get_vce_clock_state)
735 		return NULL;
736 
737 	mutex_lock(&adev->pm.mutex);
738 	vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
739 					       idx);
740 	mutex_unlock(&adev->pm.mutex);
741 
742 	return vstate;
743 }
744 
745 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
746 					enum amd_pm_state_type *state)
747 {
748 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
749 
750 	mutex_lock(&adev->pm.mutex);
751 
752 	if (!pp_funcs->get_current_power_state) {
753 		*state = adev->pm.dpm.user_state;
754 		goto out;
755 	}
756 
757 	*state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
758 	if (*state < POWER_STATE_TYPE_DEFAULT ||
759 	    *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
760 		*state = adev->pm.dpm.user_state;
761 
762 out:
763 	mutex_unlock(&adev->pm.mutex);
764 }
765 
766 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
767 				enum amd_pm_state_type state)
768 {
769 	mutex_lock(&adev->pm.mutex);
770 	adev->pm.dpm.user_state = state;
771 	mutex_unlock(&adev->pm.mutex);
772 
773 	if (is_support_sw_smu(adev))
774 		return;
775 
776 	if (amdgpu_dpm_dispatch_task(adev,
777 				     AMD_PP_TASK_ENABLE_USER_STATE,
778 				     &state) == -EOPNOTSUPP)
779 		amdgpu_dpm_compute_clocks(adev);
780 }
781 
782 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
783 {
784 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
785 	enum amd_dpm_forced_level level;
786 
787 	if (!pp_funcs)
788 		return AMD_DPM_FORCED_LEVEL_AUTO;
789 
790 	mutex_lock(&adev->pm.mutex);
791 	if (pp_funcs->get_performance_level)
792 		level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
793 	else
794 		level = adev->pm.dpm.forced_level;
795 	mutex_unlock(&adev->pm.mutex);
796 
797 	return level;
798 }
799 
800 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
801 				       enum amd_dpm_forced_level level)
802 {
803 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
804 	enum amd_dpm_forced_level current_level;
805 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
806 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
807 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
808 					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
809 
810 	if (!pp_funcs || !pp_funcs->force_performance_level)
811 		return 0;
812 
813 	if (adev->pm.dpm.thermal_active)
814 		return -EINVAL;
815 
816 	current_level = amdgpu_dpm_get_performance_level(adev);
817 	if (current_level == level)
818 		return 0;
819 
820 	if (adev->asic_type == CHIP_RAVEN) {
821 		if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
822 			if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
823 			    level == AMD_DPM_FORCED_LEVEL_MANUAL)
824 				amdgpu_gfx_off_ctrl(adev, false);
825 			else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
826 				 level != AMD_DPM_FORCED_LEVEL_MANUAL)
827 				amdgpu_gfx_off_ctrl(adev, true);
828 		}
829 	}
830 
831 	if (!(current_level & profile_mode_mask) &&
832 	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
833 		return -EINVAL;
834 
835 	if (!(current_level & profile_mode_mask) &&
836 	      (level & profile_mode_mask)) {
837 		/* enter UMD Pstate */
838 		amdgpu_device_ip_set_powergating_state(adev,
839 						       AMD_IP_BLOCK_TYPE_GFX,
840 						       AMD_PG_STATE_UNGATE);
841 		amdgpu_device_ip_set_clockgating_state(adev,
842 						       AMD_IP_BLOCK_TYPE_GFX,
843 						       AMD_CG_STATE_UNGATE);
844 	} else if ((current_level & profile_mode_mask) &&
845 		    !(level & profile_mode_mask)) {
846 		/* exit UMD Pstate */
847 		amdgpu_device_ip_set_clockgating_state(adev,
848 						       AMD_IP_BLOCK_TYPE_GFX,
849 						       AMD_CG_STATE_GATE);
850 		amdgpu_device_ip_set_powergating_state(adev,
851 						       AMD_IP_BLOCK_TYPE_GFX,
852 						       AMD_PG_STATE_GATE);
853 	}
854 
855 	mutex_lock(&adev->pm.mutex);
856 
857 	if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
858 					      level)) {
859 		mutex_unlock(&adev->pm.mutex);
860 		return -EINVAL;
861 	}
862 
863 	adev->pm.dpm.forced_level = level;
864 
865 	mutex_unlock(&adev->pm.mutex);
866 
867 	return 0;
868 }
869 
870 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
871 				 struct pp_states_info *states)
872 {
873 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
874 	int ret = 0;
875 
876 	if (!pp_funcs->get_pp_num_states)
877 		return -EOPNOTSUPP;
878 
879 	mutex_lock(&adev->pm.mutex);
880 	ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
881 					  states);
882 	mutex_unlock(&adev->pm.mutex);
883 
884 	return ret;
885 }
886 
887 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
888 			      enum amd_pp_task task_id,
889 			      enum amd_pm_state_type *user_state)
890 {
891 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
892 	int ret = 0;
893 
894 	if (!pp_funcs->dispatch_tasks)
895 		return -EOPNOTSUPP;
896 
897 	mutex_lock(&adev->pm.mutex);
898 	ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
899 				       task_id,
900 				       user_state);
901 	mutex_unlock(&adev->pm.mutex);
902 
903 	return ret;
904 }
905 
906 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table)
907 {
908 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
909 	int ret = 0;
910 
911 	if (!pp_funcs->get_pp_table)
912 		return 0;
913 
914 	mutex_lock(&adev->pm.mutex);
915 	ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
916 				     table);
917 	mutex_unlock(&adev->pm.mutex);
918 
919 	return ret;
920 }
921 
922 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
923 				      uint32_t type,
924 				      long *input,
925 				      uint32_t size)
926 {
927 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
928 	int ret = 0;
929 
930 	if (!pp_funcs->set_fine_grain_clk_vol)
931 		return 0;
932 
933 	mutex_lock(&adev->pm.mutex);
934 	ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
935 					       type,
936 					       input,
937 					       size);
938 	mutex_unlock(&adev->pm.mutex);
939 
940 	return ret;
941 }
942 
943 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
944 				  uint32_t type,
945 				  long *input,
946 				  uint32_t size)
947 {
948 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
949 	int ret = 0;
950 
951 	if (!pp_funcs->odn_edit_dpm_table)
952 		return 0;
953 
954 	mutex_lock(&adev->pm.mutex);
955 	ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
956 					   type,
957 					   input,
958 					   size);
959 	mutex_unlock(&adev->pm.mutex);
960 
961 	return ret;
962 }
963 
964 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
965 				  enum pp_clock_type type,
966 				  char *buf)
967 {
968 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
969 	int ret = 0;
970 
971 	if (!pp_funcs->print_clock_levels)
972 		return 0;
973 
974 	mutex_lock(&adev->pm.mutex);
975 	ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
976 					   type,
977 					   buf);
978 	mutex_unlock(&adev->pm.mutex);
979 
980 	return ret;
981 }
982 
983 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
984 				  enum pp_clock_type type,
985 				  char *buf,
986 				  int *offset)
987 {
988 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
989 	int ret = 0;
990 
991 	if (!pp_funcs->emit_clock_levels)
992 		return -ENOENT;
993 
994 	mutex_lock(&adev->pm.mutex);
995 	ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
996 					   type,
997 					   buf,
998 					   offset);
999 	mutex_unlock(&adev->pm.mutex);
1000 
1001 	return ret;
1002 }
1003 
1004 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1005 				    uint64_t ppfeature_masks)
1006 {
1007 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1008 	int ret = 0;
1009 
1010 	if (!pp_funcs->set_ppfeature_status)
1011 		return 0;
1012 
1013 	mutex_lock(&adev->pm.mutex);
1014 	ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1015 					     ppfeature_masks);
1016 	mutex_unlock(&adev->pm.mutex);
1017 
1018 	return ret;
1019 }
1020 
1021 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1022 {
1023 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1024 	int ret = 0;
1025 
1026 	if (!pp_funcs->get_ppfeature_status)
1027 		return 0;
1028 
1029 	mutex_lock(&adev->pm.mutex);
1030 	ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1031 					     buf);
1032 	mutex_unlock(&adev->pm.mutex);
1033 
1034 	return ret;
1035 }
1036 
1037 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1038 				 enum pp_clock_type type,
1039 				 uint32_t mask)
1040 {
1041 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1042 	int ret = 0;
1043 
1044 	if (!pp_funcs->force_clock_level)
1045 		return 0;
1046 
1047 	mutex_lock(&adev->pm.mutex);
1048 	ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1049 					  type,
1050 					  mask);
1051 	mutex_unlock(&adev->pm.mutex);
1052 
1053 	return ret;
1054 }
1055 
1056 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1057 {
1058 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1059 	int ret = 0;
1060 
1061 	if (!pp_funcs->get_sclk_od)
1062 		return 0;
1063 
1064 	mutex_lock(&adev->pm.mutex);
1065 	ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1066 	mutex_unlock(&adev->pm.mutex);
1067 
1068 	return ret;
1069 }
1070 
1071 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1072 {
1073 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1074 
1075 	if (is_support_sw_smu(adev))
1076 		return 0;
1077 
1078 	mutex_lock(&adev->pm.mutex);
1079 	if (pp_funcs->set_sclk_od)
1080 		pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1081 	mutex_unlock(&adev->pm.mutex);
1082 
1083 	if (amdgpu_dpm_dispatch_task(adev,
1084 				     AMD_PP_TASK_READJUST_POWER_STATE,
1085 				     NULL) == -EOPNOTSUPP) {
1086 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1087 		amdgpu_dpm_compute_clocks(adev);
1088 	}
1089 
1090 	return 0;
1091 }
1092 
1093 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1094 {
1095 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1096 	int ret = 0;
1097 
1098 	if (!pp_funcs->get_mclk_od)
1099 		return 0;
1100 
1101 	mutex_lock(&adev->pm.mutex);
1102 	ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1103 	mutex_unlock(&adev->pm.mutex);
1104 
1105 	return ret;
1106 }
1107 
1108 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1109 {
1110 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1111 
1112 	if (is_support_sw_smu(adev))
1113 		return 0;
1114 
1115 	mutex_lock(&adev->pm.mutex);
1116 	if (pp_funcs->set_mclk_od)
1117 		pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1118 	mutex_unlock(&adev->pm.mutex);
1119 
1120 	if (amdgpu_dpm_dispatch_task(adev,
1121 				     AMD_PP_TASK_READJUST_POWER_STATE,
1122 				     NULL) == -EOPNOTSUPP) {
1123 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1124 		amdgpu_dpm_compute_clocks(adev);
1125 	}
1126 
1127 	return 0;
1128 }
1129 
1130 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1131 				      char *buf)
1132 {
1133 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1134 	int ret = 0;
1135 
1136 	if (!pp_funcs->get_power_profile_mode)
1137 		return -EOPNOTSUPP;
1138 
1139 	mutex_lock(&adev->pm.mutex);
1140 	ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1141 					       buf);
1142 	mutex_unlock(&adev->pm.mutex);
1143 
1144 	return ret;
1145 }
1146 
1147 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1148 				      long *input, uint32_t size)
1149 {
1150 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1151 	int ret = 0;
1152 
1153 	if (!pp_funcs->set_power_profile_mode)
1154 		return 0;
1155 
1156 	mutex_lock(&adev->pm.mutex);
1157 	ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1158 					       input,
1159 					       size);
1160 	mutex_unlock(&adev->pm.mutex);
1161 
1162 	return ret;
1163 }
1164 
1165 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
1166 {
1167 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1168 	int ret = 0;
1169 
1170 	if (!pp_funcs->get_gpu_metrics)
1171 		return 0;
1172 
1173 	mutex_lock(&adev->pm.mutex);
1174 	ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1175 					table);
1176 	mutex_unlock(&adev->pm.mutex);
1177 
1178 	return ret;
1179 }
1180 
1181 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1182 				    uint32_t *fan_mode)
1183 {
1184 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1185 	int ret = 0;
1186 
1187 	if (!pp_funcs->get_fan_control_mode)
1188 		return -EOPNOTSUPP;
1189 
1190 	mutex_lock(&adev->pm.mutex);
1191 	ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1192 					     fan_mode);
1193 	mutex_unlock(&adev->pm.mutex);
1194 
1195 	return ret;
1196 }
1197 
1198 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1199 				 uint32_t speed)
1200 {
1201 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1202 	int ret = 0;
1203 
1204 	if (!pp_funcs->set_fan_speed_pwm)
1205 		return -EOPNOTSUPP;
1206 
1207 	mutex_lock(&adev->pm.mutex);
1208 	ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1209 					  speed);
1210 	mutex_unlock(&adev->pm.mutex);
1211 
1212 	return ret;
1213 }
1214 
1215 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1216 				 uint32_t *speed)
1217 {
1218 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1219 	int ret = 0;
1220 
1221 	if (!pp_funcs->get_fan_speed_pwm)
1222 		return -EOPNOTSUPP;
1223 
1224 	mutex_lock(&adev->pm.mutex);
1225 	ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1226 					  speed);
1227 	mutex_unlock(&adev->pm.mutex);
1228 
1229 	return ret;
1230 }
1231 
1232 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1233 				 uint32_t *speed)
1234 {
1235 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1236 	int ret = 0;
1237 
1238 	if (!pp_funcs->get_fan_speed_rpm)
1239 		return -EOPNOTSUPP;
1240 
1241 	mutex_lock(&adev->pm.mutex);
1242 	ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1243 					  speed);
1244 	mutex_unlock(&adev->pm.mutex);
1245 
1246 	return ret;
1247 }
1248 
1249 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1250 				 uint32_t speed)
1251 {
1252 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1253 	int ret = 0;
1254 
1255 	if (!pp_funcs->set_fan_speed_rpm)
1256 		return -EOPNOTSUPP;
1257 
1258 	mutex_lock(&adev->pm.mutex);
1259 	ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1260 					  speed);
1261 	mutex_unlock(&adev->pm.mutex);
1262 
1263 	return ret;
1264 }
1265 
1266 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1267 				    uint32_t mode)
1268 {
1269 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1270 	int ret = 0;
1271 
1272 	if (!pp_funcs->set_fan_control_mode)
1273 		return -EOPNOTSUPP;
1274 
1275 	mutex_lock(&adev->pm.mutex);
1276 	ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1277 					     mode);
1278 	mutex_unlock(&adev->pm.mutex);
1279 
1280 	return ret;
1281 }
1282 
1283 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1284 			       uint32_t *limit,
1285 			       enum pp_power_limit_level pp_limit_level,
1286 			       enum pp_power_type power_type)
1287 {
1288 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1289 	int ret = 0;
1290 
1291 	if (!pp_funcs->get_power_limit)
1292 		return -ENODATA;
1293 
1294 	mutex_lock(&adev->pm.mutex);
1295 	ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1296 					limit,
1297 					pp_limit_level,
1298 					power_type);
1299 	mutex_unlock(&adev->pm.mutex);
1300 
1301 	return ret;
1302 }
1303 
1304 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1305 			       uint32_t limit)
1306 {
1307 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1308 	int ret = 0;
1309 
1310 	if (!pp_funcs->set_power_limit)
1311 		return -EINVAL;
1312 
1313 	mutex_lock(&adev->pm.mutex);
1314 	ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1315 					limit);
1316 	mutex_unlock(&adev->pm.mutex);
1317 
1318 	return ret;
1319 }
1320 
1321 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1322 {
1323 	bool cclk_dpm_supported = false;
1324 
1325 	if (!is_support_sw_smu(adev))
1326 		return false;
1327 
1328 	mutex_lock(&adev->pm.mutex);
1329 	cclk_dpm_supported = is_support_cclk_dpm(adev);
1330 	mutex_unlock(&adev->pm.mutex);
1331 
1332 	return (int)cclk_dpm_supported;
1333 }
1334 
1335 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1336 						       struct seq_file *m)
1337 {
1338 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1339 
1340 	if (!pp_funcs->debugfs_print_current_performance_level)
1341 		return -EOPNOTSUPP;
1342 
1343 	mutex_lock(&adev->pm.mutex);
1344 	pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1345 							  m);
1346 	mutex_unlock(&adev->pm.mutex);
1347 
1348 	return 0;
1349 }
1350 
1351 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1352 				       void **addr,
1353 				       size_t *size)
1354 {
1355 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1356 	int ret = 0;
1357 
1358 	if (!pp_funcs->get_smu_prv_buf_details)
1359 		return -ENOSYS;
1360 
1361 	mutex_lock(&adev->pm.mutex);
1362 	ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1363 						addr,
1364 						size);
1365 	mutex_unlock(&adev->pm.mutex);
1366 
1367 	return ret;
1368 }
1369 
1370 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1371 {
1372 	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
1373 	struct smu_context *smu = adev->powerplay.pp_handle;
1374 
1375 	if ((is_support_sw_smu(adev) && smu->od_enabled) ||
1376 	    (is_support_sw_smu(adev) && smu->is_apu) ||
1377 		(!is_support_sw_smu(adev) && hwmgr->od_enabled))
1378 		return true;
1379 
1380 	return false;
1381 }
1382 
1383 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1384 			    const char *buf,
1385 			    size_t size)
1386 {
1387 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1388 	int ret = 0;
1389 
1390 	if (!pp_funcs->set_pp_table)
1391 		return -EOPNOTSUPP;
1392 
1393 	mutex_lock(&adev->pm.mutex);
1394 	ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
1395 				     buf,
1396 				     size);
1397 	mutex_unlock(&adev->pm.mutex);
1398 
1399 	return ret;
1400 }
1401 
1402 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
1403 {
1404 	struct smu_context *smu = adev->powerplay.pp_handle;
1405 
1406 	if (!is_support_sw_smu(adev))
1407 		return INT_MAX;
1408 
1409 	return smu->cpu_core_num;
1410 }
1411 
1412 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
1413 {
1414 	if (!is_support_sw_smu(adev))
1415 		return;
1416 
1417 	amdgpu_smu_stb_debug_fs_init(adev);
1418 }
1419 
1420 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
1421 					    const struct amd_pp_display_configuration *input)
1422 {
1423 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1424 	int ret = 0;
1425 
1426 	if (!pp_funcs->display_configuration_change)
1427 		return 0;
1428 
1429 	mutex_lock(&adev->pm.mutex);
1430 	ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
1431 						     input);
1432 	mutex_unlock(&adev->pm.mutex);
1433 
1434 	return ret;
1435 }
1436 
1437 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
1438 				 enum amd_pp_clock_type type,
1439 				 struct amd_pp_clocks *clocks)
1440 {
1441 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1442 	int ret = 0;
1443 
1444 	if (!pp_funcs->get_clock_by_type)
1445 		return 0;
1446 
1447 	mutex_lock(&adev->pm.mutex);
1448 	ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
1449 					  type,
1450 					  clocks);
1451 	mutex_unlock(&adev->pm.mutex);
1452 
1453 	return ret;
1454 }
1455 
1456 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
1457 						struct amd_pp_simple_clock_info *clocks)
1458 {
1459 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1460 	int ret = 0;
1461 
1462 	if (!pp_funcs->get_display_mode_validation_clocks)
1463 		return 0;
1464 
1465 	mutex_lock(&adev->pm.mutex);
1466 	ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
1467 							   clocks);
1468 	mutex_unlock(&adev->pm.mutex);
1469 
1470 	return ret;
1471 }
1472 
1473 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
1474 					      enum amd_pp_clock_type type,
1475 					      struct pp_clock_levels_with_latency *clocks)
1476 {
1477 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1478 	int ret = 0;
1479 
1480 	if (!pp_funcs->get_clock_by_type_with_latency)
1481 		return 0;
1482 
1483 	mutex_lock(&adev->pm.mutex);
1484 	ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
1485 						       type,
1486 						       clocks);
1487 	mutex_unlock(&adev->pm.mutex);
1488 
1489 	return ret;
1490 }
1491 
1492 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
1493 					      enum amd_pp_clock_type type,
1494 					      struct pp_clock_levels_with_voltage *clocks)
1495 {
1496 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1497 	int ret = 0;
1498 
1499 	if (!pp_funcs->get_clock_by_type_with_voltage)
1500 		return 0;
1501 
1502 	mutex_lock(&adev->pm.mutex);
1503 	ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
1504 						       type,
1505 						       clocks);
1506 	mutex_unlock(&adev->pm.mutex);
1507 
1508 	return ret;
1509 }
1510 
1511 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
1512 					       void *clock_ranges)
1513 {
1514 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1515 	int ret = 0;
1516 
1517 	if (!pp_funcs->set_watermarks_for_clocks_ranges)
1518 		return -EOPNOTSUPP;
1519 
1520 	mutex_lock(&adev->pm.mutex);
1521 	ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
1522 							 clock_ranges);
1523 	mutex_unlock(&adev->pm.mutex);
1524 
1525 	return ret;
1526 }
1527 
1528 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
1529 					     struct pp_display_clock_request *clock)
1530 {
1531 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1532 	int ret = 0;
1533 
1534 	if (!pp_funcs->display_clock_voltage_request)
1535 		return -EOPNOTSUPP;
1536 
1537 	mutex_lock(&adev->pm.mutex);
1538 	ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
1539 						      clock);
1540 	mutex_unlock(&adev->pm.mutex);
1541 
1542 	return ret;
1543 }
1544 
1545 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
1546 				  struct amd_pp_clock_info *clocks)
1547 {
1548 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1549 	int ret = 0;
1550 
1551 	if (!pp_funcs->get_current_clocks)
1552 		return -EOPNOTSUPP;
1553 
1554 	mutex_lock(&adev->pm.mutex);
1555 	ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
1556 					   clocks);
1557 	mutex_unlock(&adev->pm.mutex);
1558 
1559 	return ret;
1560 }
1561 
1562 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
1563 {
1564 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1565 
1566 	if (!pp_funcs->notify_smu_enable_pwe)
1567 		return;
1568 
1569 	mutex_lock(&adev->pm.mutex);
1570 	pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
1571 	mutex_unlock(&adev->pm.mutex);
1572 }
1573 
1574 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
1575 					uint32_t count)
1576 {
1577 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1578 	int ret = 0;
1579 
1580 	if (!pp_funcs->set_active_display_count)
1581 		return -EOPNOTSUPP;
1582 
1583 	mutex_lock(&adev->pm.mutex);
1584 	ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
1585 						 count);
1586 	mutex_unlock(&adev->pm.mutex);
1587 
1588 	return ret;
1589 }
1590 
1591 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
1592 					  uint32_t clock)
1593 {
1594 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1595 	int ret = 0;
1596 
1597 	if (!pp_funcs->set_min_deep_sleep_dcefclk)
1598 		return -EOPNOTSUPP;
1599 
1600 	mutex_lock(&adev->pm.mutex);
1601 	ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
1602 						   clock);
1603 	mutex_unlock(&adev->pm.mutex);
1604 
1605 	return ret;
1606 }
1607 
1608 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
1609 					     uint32_t clock)
1610 {
1611 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1612 
1613 	if (!pp_funcs->set_hard_min_dcefclk_by_freq)
1614 		return;
1615 
1616 	mutex_lock(&adev->pm.mutex);
1617 	pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
1618 					       clock);
1619 	mutex_unlock(&adev->pm.mutex);
1620 }
1621 
1622 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
1623 					  uint32_t clock)
1624 {
1625 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1626 
1627 	if (!pp_funcs->set_hard_min_fclk_by_freq)
1628 		return;
1629 
1630 	mutex_lock(&adev->pm.mutex);
1631 	pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
1632 					    clock);
1633 	mutex_unlock(&adev->pm.mutex);
1634 }
1635 
1636 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
1637 						   bool disable_memory_clock_switch)
1638 {
1639 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1640 	int ret = 0;
1641 
1642 	if (!pp_funcs->display_disable_memory_clock_switch)
1643 		return 0;
1644 
1645 	mutex_lock(&adev->pm.mutex);
1646 	ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
1647 							    disable_memory_clock_switch);
1648 	mutex_unlock(&adev->pm.mutex);
1649 
1650 	return ret;
1651 }
1652 
1653 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
1654 						struct pp_smu_nv_clock_table *max_clocks)
1655 {
1656 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1657 	int ret = 0;
1658 
1659 	if (!pp_funcs->get_max_sustainable_clocks_by_dc)
1660 		return -EOPNOTSUPP;
1661 
1662 	mutex_lock(&adev->pm.mutex);
1663 	ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
1664 							 max_clocks);
1665 	mutex_unlock(&adev->pm.mutex);
1666 
1667 	return ret;
1668 }
1669 
1670 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
1671 						  unsigned int *clock_values_in_khz,
1672 						  unsigned int *num_states)
1673 {
1674 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1675 	int ret = 0;
1676 
1677 	if (!pp_funcs->get_uclk_dpm_states)
1678 		return -EOPNOTSUPP;
1679 
1680 	mutex_lock(&adev->pm.mutex);
1681 	ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
1682 					    clock_values_in_khz,
1683 					    num_states);
1684 	mutex_unlock(&adev->pm.mutex);
1685 
1686 	return ret;
1687 }
1688 
1689 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
1690 				   struct dpm_clocks *clock_table)
1691 {
1692 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1693 	int ret = 0;
1694 
1695 	if (!pp_funcs->get_dpm_clock_table)
1696 		return -EOPNOTSUPP;
1697 
1698 	mutex_lock(&adev->pm.mutex);
1699 	ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
1700 					    clock_table);
1701 	mutex_unlock(&adev->pm.mutex);
1702 
1703 	return ret;
1704 }
1705