xref: /linux/drivers/gpu/drm/amd/pm/amdgpu_dpm.c (revision e332935a540eb76dd656663ca908eb0544d96757)
1 /*
2  * Copyright 2011 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Alex Deucher
23  */
24 
25 #include "amdgpu.h"
26 #include "amdgpu_atombios.h"
27 #include "amdgpu_i2c.h"
28 #include "amdgpu_dpm.h"
29 #include "atom.h"
30 #include "amd_pcie.h"
31 #include "amdgpu_display.h"
32 #include "hwmgr.h"
33 #include <linux/power_supply.h>
34 #include "amdgpu_smu.h"
35 
36 #define amdgpu_dpm_enable_bapm(adev, e) \
37 		((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
38 
39 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
40 
amdgpu_dpm_get_sclk(struct amdgpu_device * adev,bool low)41 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
42 {
43 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
44 	int ret = 0;
45 
46 	if (!pp_funcs->get_sclk)
47 		return 0;
48 
49 	mutex_lock(&adev->pm.mutex);
50 	ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
51 				 low);
52 	mutex_unlock(&adev->pm.mutex);
53 
54 	return ret;
55 }
56 
amdgpu_dpm_get_mclk(struct amdgpu_device * adev,bool low)57 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
58 {
59 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
60 	int ret = 0;
61 
62 	if (!pp_funcs->get_mclk)
63 		return 0;
64 
65 	mutex_lock(&adev->pm.mutex);
66 	ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
67 				 low);
68 	mutex_unlock(&adev->pm.mutex);
69 
70 	return ret;
71 }
72 
amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device * adev,uint32_t block_type,bool gate,int inst)73 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
74 				       uint32_t block_type,
75 				       bool gate,
76 				       int inst)
77 {
78 	int ret = 0;
79 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
80 	enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
81 	bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN;
82 
83 	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
84 			(!is_vcn || adev->vcn.num_vcn_inst == 1)) {
85 		dev_dbg(adev->dev, "IP block%d already in the target %s state!",
86 				block_type, gate ? "gate" : "ungate");
87 		return 0;
88 	}
89 
90 	mutex_lock(&adev->pm.mutex);
91 
92 	switch (block_type) {
93 	case AMD_IP_BLOCK_TYPE_UVD:
94 	case AMD_IP_BLOCK_TYPE_VCE:
95 	case AMD_IP_BLOCK_TYPE_GFX:
96 	case AMD_IP_BLOCK_TYPE_SDMA:
97 	case AMD_IP_BLOCK_TYPE_JPEG:
98 	case AMD_IP_BLOCK_TYPE_GMC:
99 	case AMD_IP_BLOCK_TYPE_ACP:
100 	case AMD_IP_BLOCK_TYPE_VPE:
101 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
102 			ret = (pp_funcs->set_powergating_by_smu(
103 				(adev)->powerplay.pp_handle, block_type, gate, 0));
104 		break;
105 	case AMD_IP_BLOCK_TYPE_VCN:
106 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
107 			ret = (pp_funcs->set_powergating_by_smu(
108 				(adev)->powerplay.pp_handle, block_type, gate, inst));
109 		break;
110 	default:
111 		break;
112 	}
113 
114 	if (!ret)
115 		atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
116 
117 	mutex_unlock(&adev->pm.mutex);
118 
119 	return ret;
120 }
121 
amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device * adev)122 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
123 {
124 	struct smu_context *smu = adev->powerplay.pp_handle;
125 	int ret = -EOPNOTSUPP;
126 
127 	mutex_lock(&adev->pm.mutex);
128 	ret = smu_set_gfx_power_up_by_imu(smu);
129 	mutex_unlock(&adev->pm.mutex);
130 
131 	msleep(10);
132 
133 	return ret;
134 }
135 
amdgpu_dpm_baco_enter(struct amdgpu_device * adev)136 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
137 {
138 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
139 	void *pp_handle = adev->powerplay.pp_handle;
140 	int ret = 0;
141 
142 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
143 		return -ENOENT;
144 
145 	mutex_lock(&adev->pm.mutex);
146 
147 	/* enter BACO state */
148 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
149 
150 	mutex_unlock(&adev->pm.mutex);
151 
152 	return ret;
153 }
154 
amdgpu_dpm_baco_exit(struct amdgpu_device * adev)155 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
156 {
157 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
158 	void *pp_handle = adev->powerplay.pp_handle;
159 	int ret = 0;
160 
161 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
162 		return -ENOENT;
163 
164 	mutex_lock(&adev->pm.mutex);
165 
166 	/* exit BACO state */
167 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
168 
169 	mutex_unlock(&adev->pm.mutex);
170 
171 	return ret;
172 }
173 
amdgpu_dpm_set_mp1_state(struct amdgpu_device * adev,enum pp_mp1_state mp1_state)174 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
175 			     enum pp_mp1_state mp1_state)
176 {
177 	int ret = 0;
178 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
179 
180 	if (mp1_state == PP_MP1_STATE_FLR) {
181 		/* VF lost access to SMU */
182 		if (amdgpu_sriov_vf(adev))
183 			adev->pm.dpm_enabled = false;
184 	} else if (pp_funcs && pp_funcs->set_mp1_state) {
185 		mutex_lock(&adev->pm.mutex);
186 
187 		ret = pp_funcs->set_mp1_state(
188 				adev->powerplay.pp_handle,
189 				mp1_state);
190 
191 		mutex_unlock(&adev->pm.mutex);
192 	}
193 
194 	return ret;
195 }
196 
amdgpu_dpm_notify_rlc_state(struct amdgpu_device * adev,bool en)197 int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en)
198 {
199 	int ret = 0;
200 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
201 
202 	if (pp_funcs && pp_funcs->notify_rlc_state) {
203 		mutex_lock(&adev->pm.mutex);
204 
205 		ret = pp_funcs->notify_rlc_state(
206 				adev->powerplay.pp_handle,
207 				en);
208 
209 		mutex_unlock(&adev->pm.mutex);
210 	}
211 
212 	return ret;
213 }
214 
amdgpu_dpm_is_baco_supported(struct amdgpu_device * adev)215 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
216 {
217 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
218 	void *pp_handle = adev->powerplay.pp_handle;
219 	int ret;
220 
221 	if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
222 		return 0;
223 	/* Don't use baco for reset in S3.
224 	 * This is a workaround for some platforms
225 	 * where entering BACO during suspend
226 	 * seems to cause reboots or hangs.
227 	 * This might be related to the fact that BACO controls
228 	 * power to the whole GPU including devices like audio and USB.
229 	 * Powering down/up everything may adversely affect these other
230 	 * devices.  Needs more investigation.
231 	 */
232 	if (adev->in_s3)
233 		return 0;
234 
235 	mutex_lock(&adev->pm.mutex);
236 
237 	ret = pp_funcs->get_asic_baco_capability(pp_handle);
238 
239 	mutex_unlock(&adev->pm.mutex);
240 
241 	return ret;
242 }
243 
amdgpu_dpm_mode2_reset(struct amdgpu_device * adev)244 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
245 {
246 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
247 	void *pp_handle = adev->powerplay.pp_handle;
248 	int ret = 0;
249 
250 	if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
251 		return -ENOENT;
252 
253 	mutex_lock(&adev->pm.mutex);
254 
255 	ret = pp_funcs->asic_reset_mode_2(pp_handle);
256 
257 	mutex_unlock(&adev->pm.mutex);
258 
259 	return ret;
260 }
261 
amdgpu_dpm_enable_gfx_features(struct amdgpu_device * adev)262 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev)
263 {
264 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
265 	void *pp_handle = adev->powerplay.pp_handle;
266 	int ret = 0;
267 
268 	if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features)
269 		return -ENOENT;
270 
271 	mutex_lock(&adev->pm.mutex);
272 
273 	ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle);
274 
275 	mutex_unlock(&adev->pm.mutex);
276 
277 	return ret;
278 }
279 
amdgpu_dpm_baco_reset(struct amdgpu_device * adev)280 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
281 {
282 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
283 	void *pp_handle = adev->powerplay.pp_handle;
284 	int ret = 0;
285 
286 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
287 		return -ENOENT;
288 
289 	mutex_lock(&adev->pm.mutex);
290 
291 	/* enter BACO state */
292 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
293 	if (ret)
294 		goto out;
295 
296 	/* exit BACO state */
297 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
298 
299 out:
300 	mutex_unlock(&adev->pm.mutex);
301 	return ret;
302 }
303 
amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device * adev)304 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
305 {
306 	struct smu_context *smu = adev->powerplay.pp_handle;
307 	bool support_mode1_reset = false;
308 
309 	if (is_support_sw_smu(adev)) {
310 		mutex_lock(&adev->pm.mutex);
311 		support_mode1_reset = smu_mode1_reset_is_support(smu);
312 		mutex_unlock(&adev->pm.mutex);
313 	}
314 
315 	return support_mode1_reset;
316 }
317 
amdgpu_dpm_mode1_reset(struct amdgpu_device * adev)318 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
319 {
320 	struct smu_context *smu = adev->powerplay.pp_handle;
321 	int ret = -EOPNOTSUPP;
322 
323 	if (is_support_sw_smu(adev)) {
324 		mutex_lock(&adev->pm.mutex);
325 		ret = smu_mode1_reset(smu);
326 		mutex_unlock(&adev->pm.mutex);
327 	}
328 
329 	return ret;
330 }
331 
amdgpu_dpm_is_link_reset_supported(struct amdgpu_device * adev)332 bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev)
333 {
334 	struct smu_context *smu = adev->powerplay.pp_handle;
335 	bool support_link_reset = false;
336 
337 	if (is_support_sw_smu(adev)) {
338 		mutex_lock(&adev->pm.mutex);
339 		support_link_reset = smu_link_reset_is_support(smu);
340 		mutex_unlock(&adev->pm.mutex);
341 	}
342 
343 	return support_link_reset;
344 }
345 
amdgpu_dpm_link_reset(struct amdgpu_device * adev)346 int amdgpu_dpm_link_reset(struct amdgpu_device *adev)
347 {
348 	struct smu_context *smu = adev->powerplay.pp_handle;
349 	int ret = -EOPNOTSUPP;
350 
351 	if (is_support_sw_smu(adev)) {
352 		mutex_lock(&adev->pm.mutex);
353 		ret = smu_link_reset(smu);
354 		mutex_unlock(&adev->pm.mutex);
355 	}
356 
357 	return ret;
358 }
359 
amdgpu_dpm_switch_power_profile(struct amdgpu_device * adev,enum PP_SMC_POWER_PROFILE type,bool en)360 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
361 				    enum PP_SMC_POWER_PROFILE type,
362 				    bool en)
363 {
364 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
365 	int ret = 0;
366 
367 	if (amdgpu_sriov_vf(adev))
368 		return 0;
369 
370 	if (pp_funcs && pp_funcs->switch_power_profile) {
371 		mutex_lock(&adev->pm.mutex);
372 		ret = pp_funcs->switch_power_profile(
373 			adev->powerplay.pp_handle, type, en);
374 		mutex_unlock(&adev->pm.mutex);
375 	}
376 
377 	return ret;
378 }
379 
amdgpu_dpm_pause_power_profile(struct amdgpu_device * adev,bool pause)380 int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev,
381 				   bool pause)
382 {
383 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
384 	int ret = 0;
385 
386 	if (amdgpu_sriov_vf(adev))
387 		return 0;
388 
389 	if (pp_funcs && pp_funcs->pause_power_profile) {
390 		mutex_lock(&adev->pm.mutex);
391 		ret = pp_funcs->pause_power_profile(
392 			adev->powerplay.pp_handle, pause);
393 		mutex_unlock(&adev->pm.mutex);
394 	}
395 
396 	return ret;
397 }
398 
amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device * adev,uint32_t pstate)399 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
400 			       uint32_t pstate)
401 {
402 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
403 	int ret = 0;
404 
405 	if (pp_funcs && pp_funcs->set_xgmi_pstate) {
406 		mutex_lock(&adev->pm.mutex);
407 		ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
408 								pstate);
409 		mutex_unlock(&adev->pm.mutex);
410 	}
411 
412 	return ret;
413 }
414 
amdgpu_dpm_set_df_cstate(struct amdgpu_device * adev,uint32_t cstate)415 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
416 			     uint32_t cstate)
417 {
418 	int ret = 0;
419 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
420 	void *pp_handle = adev->powerplay.pp_handle;
421 
422 	if (pp_funcs && pp_funcs->set_df_cstate) {
423 		mutex_lock(&adev->pm.mutex);
424 		ret = pp_funcs->set_df_cstate(pp_handle, cstate);
425 		mutex_unlock(&adev->pm.mutex);
426 	}
427 
428 	return ret;
429 }
430 
amdgpu_dpm_get_pm_policy_info(struct amdgpu_device * adev,enum pp_pm_policy p_type,char * buf)431 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
432 				      enum pp_pm_policy p_type, char *buf)
433 {
434 	struct smu_context *smu = adev->powerplay.pp_handle;
435 	int ret = -EOPNOTSUPP;
436 
437 	if (is_support_sw_smu(adev)) {
438 		mutex_lock(&adev->pm.mutex);
439 		ret = smu_get_pm_policy_info(smu, p_type, buf);
440 		mutex_unlock(&adev->pm.mutex);
441 	}
442 
443 	return ret;
444 }
445 
amdgpu_dpm_set_pm_policy(struct amdgpu_device * adev,int policy_type,int policy_level)446 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
447 			     int policy_level)
448 {
449 	struct smu_context *smu = adev->powerplay.pp_handle;
450 	int ret = -EOPNOTSUPP;
451 
452 	if (is_support_sw_smu(adev)) {
453 		mutex_lock(&adev->pm.mutex);
454 		ret = smu_set_pm_policy(smu, policy_type, policy_level);
455 		mutex_unlock(&adev->pm.mutex);
456 	}
457 
458 	return ret;
459 }
460 
amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device * adev)461 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
462 {
463 	void *pp_handle = adev->powerplay.pp_handle;
464 	const struct amd_pm_funcs *pp_funcs =
465 			adev->powerplay.pp_funcs;
466 	int ret = 0;
467 
468 	if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
469 		mutex_lock(&adev->pm.mutex);
470 		ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
471 		mutex_unlock(&adev->pm.mutex);
472 	}
473 
474 	return ret;
475 }
476 
amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device * adev,uint32_t msg_id)477 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
478 				      uint32_t msg_id)
479 {
480 	void *pp_handle = adev->powerplay.pp_handle;
481 	const struct amd_pm_funcs *pp_funcs =
482 			adev->powerplay.pp_funcs;
483 	int ret = 0;
484 
485 	if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
486 		mutex_lock(&adev->pm.mutex);
487 		ret = pp_funcs->set_clockgating_by_smu(pp_handle,
488 						       msg_id);
489 		mutex_unlock(&adev->pm.mutex);
490 	}
491 
492 	return ret;
493 }
494 
amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device * adev,bool acquire)495 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
496 				  bool acquire)
497 {
498 	void *pp_handle = adev->powerplay.pp_handle;
499 	const struct amd_pm_funcs *pp_funcs =
500 			adev->powerplay.pp_funcs;
501 	int ret = -EOPNOTSUPP;
502 
503 	if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
504 		mutex_lock(&adev->pm.mutex);
505 		ret = pp_funcs->smu_i2c_bus_access(pp_handle,
506 						   acquire);
507 		mutex_unlock(&adev->pm.mutex);
508 	}
509 
510 	return ret;
511 }
512 
amdgpu_pm_acpi_event_handler(struct amdgpu_device * adev)513 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
514 {
515 	if (adev->pm.dpm_enabled) {
516 		mutex_lock(&adev->pm.mutex);
517 		if (power_supply_is_system_supplied() > 0)
518 			adev->pm.ac_power = true;
519 		else
520 			adev->pm.ac_power = false;
521 
522 		if (adev->powerplay.pp_funcs &&
523 		    adev->powerplay.pp_funcs->enable_bapm)
524 			amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power);
525 
526 		if (is_support_sw_smu(adev))
527 			smu_set_ac_dc(adev->powerplay.pp_handle);
528 
529 		mutex_unlock(&adev->pm.mutex);
530 	}
531 }
532 
amdgpu_dpm_read_sensor(struct amdgpu_device * adev,enum amd_pp_sensors sensor,void * data,uint32_t * size)533 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
534 			   void *data, uint32_t *size)
535 {
536 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
537 	int ret = -EINVAL;
538 
539 	if (!data || !size)
540 		return -EINVAL;
541 
542 	if (pp_funcs && pp_funcs->read_sensor) {
543 		mutex_lock(&adev->pm.mutex);
544 		ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
545 					    sensor,
546 					    data,
547 					    size);
548 		mutex_unlock(&adev->pm.mutex);
549 	}
550 
551 	return ret;
552 }
553 
amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device * adev,uint32_t * limit)554 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit)
555 {
556 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
557 	int ret = -EOPNOTSUPP;
558 
559 	if (pp_funcs && pp_funcs->get_apu_thermal_limit) {
560 		mutex_lock(&adev->pm.mutex);
561 		ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit);
562 		mutex_unlock(&adev->pm.mutex);
563 	}
564 
565 	return ret;
566 }
567 
amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device * adev,uint32_t limit)568 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit)
569 {
570 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
571 	int ret = -EOPNOTSUPP;
572 
573 	if (pp_funcs && pp_funcs->set_apu_thermal_limit) {
574 		mutex_lock(&adev->pm.mutex);
575 		ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit);
576 		mutex_unlock(&adev->pm.mutex);
577 	}
578 
579 	return ret;
580 }
581 
amdgpu_dpm_compute_clocks(struct amdgpu_device * adev)582 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
583 {
584 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
585 	int i;
586 
587 	if (!adev->pm.dpm_enabled)
588 		return;
589 
590 	if (!pp_funcs->pm_compute_clocks)
591 		return;
592 
593 	if (adev->mode_info.num_crtc)
594 		amdgpu_display_bandwidth_update(adev);
595 
596 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
597 		struct amdgpu_ring *ring = adev->rings[i];
598 		if (ring && ring->sched.ready)
599 			amdgpu_fence_wait_empty(ring);
600 	}
601 
602 	mutex_lock(&adev->pm.mutex);
603 	pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
604 	mutex_unlock(&adev->pm.mutex);
605 }
606 
amdgpu_dpm_enable_uvd(struct amdgpu_device * adev,bool enable)607 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
608 {
609 	int ret = 0;
610 
611 	if (adev->family == AMDGPU_FAMILY_SI) {
612 		mutex_lock(&adev->pm.mutex);
613 		if (enable) {
614 			adev->pm.dpm.uvd_active = true;
615 			adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
616 		} else {
617 			adev->pm.dpm.uvd_active = false;
618 		}
619 		mutex_unlock(&adev->pm.mutex);
620 
621 		amdgpu_dpm_compute_clocks(adev);
622 		return;
623 	}
624 
625 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
626 	if (ret)
627 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
628 			  enable ? "enable" : "disable", ret);
629 }
630 
amdgpu_dpm_enable_vcn(struct amdgpu_device * adev,bool enable,int inst)631 void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst)
632 {
633 	int ret = 0;
634 
635 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst);
636 	if (ret)
637 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
638 			  enable ? "enable" : "disable", ret);
639 }
640 
amdgpu_dpm_enable_vce(struct amdgpu_device * adev,bool enable)641 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
642 {
643 	int ret = 0;
644 
645 	if (adev->family == AMDGPU_FAMILY_SI) {
646 		mutex_lock(&adev->pm.mutex);
647 		if (enable) {
648 			adev->pm.dpm.vce_active = true;
649 			/* XXX select vce level based on ring/task */
650 			adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
651 		} else {
652 			adev->pm.dpm.vce_active = false;
653 		}
654 		mutex_unlock(&adev->pm.mutex);
655 
656 		amdgpu_dpm_compute_clocks(adev);
657 		return;
658 	}
659 
660 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
661 	if (ret)
662 		DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
663 			  enable ? "enable" : "disable", ret);
664 }
665 
amdgpu_dpm_enable_jpeg(struct amdgpu_device * adev,bool enable)666 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
667 {
668 	int ret = 0;
669 
670 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
671 	if (ret)
672 		DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
673 			  enable ? "enable" : "disable", ret);
674 }
675 
amdgpu_dpm_enable_vpe(struct amdgpu_device * adev,bool enable)676 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
677 {
678 	int ret = 0;
679 
680 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
681 	if (ret)
682 		DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
683 			  enable ? "enable" : "disable", ret);
684 }
685 
amdgpu_pm_load_smu_firmware(struct amdgpu_device * adev,uint32_t * smu_version)686 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
687 {
688 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
689 	int r = 0;
690 
691 	if (!pp_funcs || !pp_funcs->load_firmware ||
692 	    (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
693 		return 0;
694 
695 	mutex_lock(&adev->pm.mutex);
696 	r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
697 	if (r) {
698 		pr_err("smu firmware loading failed\n");
699 		goto out;
700 	}
701 
702 	if (smu_version)
703 		*smu_version = adev->pm.fw_version;
704 
705 out:
706 	mutex_unlock(&adev->pm.mutex);
707 	return r;
708 }
709 
amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device * adev,bool enable)710 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
711 {
712 	int ret = 0;
713 
714 	if (is_support_sw_smu(adev)) {
715 		mutex_lock(&adev->pm.mutex);
716 		ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
717 						 enable);
718 		mutex_unlock(&adev->pm.mutex);
719 	}
720 
721 	return ret;
722 }
723 
amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device * adev,uint32_t size)724 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
725 {
726 	struct smu_context *smu = adev->powerplay.pp_handle;
727 	int ret = 0;
728 
729 	if (!is_support_sw_smu(adev))
730 		return -EOPNOTSUPP;
731 
732 	mutex_lock(&adev->pm.mutex);
733 	ret = smu_send_hbm_bad_pages_num(smu, size);
734 	mutex_unlock(&adev->pm.mutex);
735 
736 	return ret;
737 }
738 
amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device * adev,uint32_t size)739 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
740 {
741 	struct smu_context *smu = adev->powerplay.pp_handle;
742 	int ret = 0;
743 
744 	if (!is_support_sw_smu(adev))
745 		return -EOPNOTSUPP;
746 
747 	mutex_lock(&adev->pm.mutex);
748 	ret = smu_send_hbm_bad_channel_flag(smu, size);
749 	mutex_unlock(&adev->pm.mutex);
750 
751 	return ret;
752 }
753 
amdgpu_dpm_send_rma_reason(struct amdgpu_device * adev)754 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
755 {
756 	struct smu_context *smu = adev->powerplay.pp_handle;
757 	int ret;
758 
759 	if (!is_support_sw_smu(adev))
760 		return -EOPNOTSUPP;
761 
762 	mutex_lock(&adev->pm.mutex);
763 	ret = smu_send_rma_reason(smu);
764 	mutex_unlock(&adev->pm.mutex);
765 
766 	if (adev->cper.enabled)
767 		if (amdgpu_cper_generate_bp_threshold_record(adev))
768 			dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");
769 
770 	return ret;
771 }
772 
773 /**
774  * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported
775  * @adev: amdgpu_device pointer
776  *
777  * This function checks if the SMU supports resetting the SDMA engine.
778  * It returns false if the hardware does not support software SMU or
779  * if the feature is not supported.
780  */
amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device * adev)781 bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev)
782 {
783 	struct smu_context *smu = adev->powerplay.pp_handle;
784 	bool ret;
785 
786 	if (!is_support_sw_smu(adev))
787 		return false;
788 
789 	mutex_lock(&adev->pm.mutex);
790 	ret = smu_reset_sdma_is_supported(smu);
791 	mutex_unlock(&adev->pm.mutex);
792 
793 	return ret;
794 }
795 
amdgpu_dpm_reset_sdma(struct amdgpu_device * adev,uint32_t inst_mask)796 int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask)
797 {
798 	struct smu_context *smu = adev->powerplay.pp_handle;
799 	int ret;
800 
801 	if (!is_support_sw_smu(adev))
802 		return -EOPNOTSUPP;
803 
804 	mutex_lock(&adev->pm.mutex);
805 	ret = smu_reset_sdma(smu, inst_mask);
806 	mutex_unlock(&adev->pm.mutex);
807 
808 	return ret;
809 }
810 
amdgpu_dpm_reset_vcn(struct amdgpu_device * adev,uint32_t inst_mask)811 int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask)
812 {
813 	struct smu_context *smu = adev->powerplay.pp_handle;
814 	int ret;
815 
816 	if (!is_support_sw_smu(adev))
817 		return -EOPNOTSUPP;
818 
819 	mutex_lock(&adev->pm.mutex);
820 	ret = smu_reset_vcn(smu, inst_mask);
821 	mutex_unlock(&adev->pm.mutex);
822 
823 	return ret;
824 }
825 
amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t * min,uint32_t * max)826 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
827 				  enum pp_clock_type type,
828 				  uint32_t *min,
829 				  uint32_t *max)
830 {
831 	int ret = 0;
832 
833 	if (type != PP_SCLK)
834 		return -EINVAL;
835 
836 	if (!is_support_sw_smu(adev))
837 		return -EOPNOTSUPP;
838 
839 	mutex_lock(&adev->pm.mutex);
840 	ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
841 				     SMU_SCLK,
842 				     min,
843 				     max);
844 	mutex_unlock(&adev->pm.mutex);
845 
846 	return ret;
847 }
848 
amdgpu_dpm_set_soft_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t min,uint32_t max)849 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
850 				   enum pp_clock_type type,
851 				   uint32_t min,
852 				   uint32_t max)
853 {
854 	struct smu_context *smu = adev->powerplay.pp_handle;
855 	int ret = 0;
856 
857 	if (type != PP_SCLK)
858 		return -EINVAL;
859 
860 	if (!is_support_sw_smu(adev))
861 		return -EOPNOTSUPP;
862 
863 	mutex_lock(&adev->pm.mutex);
864 	ret = smu_set_soft_freq_range(smu,
865 				      SMU_SCLK,
866 				      min,
867 				      max);
868 	mutex_unlock(&adev->pm.mutex);
869 
870 	return ret;
871 }
872 
amdgpu_dpm_write_watermarks_table(struct amdgpu_device * adev)873 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
874 {
875 	struct smu_context *smu = adev->powerplay.pp_handle;
876 	int ret = 0;
877 
878 	if (!is_support_sw_smu(adev))
879 		return 0;
880 
881 	mutex_lock(&adev->pm.mutex);
882 	ret = smu_write_watermarks_table(smu);
883 	mutex_unlock(&adev->pm.mutex);
884 
885 	return ret;
886 }
887 
amdgpu_dpm_wait_for_event(struct amdgpu_device * adev,enum smu_event_type event,uint64_t event_arg)888 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
889 			      enum smu_event_type event,
890 			      uint64_t event_arg)
891 {
892 	struct smu_context *smu = adev->powerplay.pp_handle;
893 	int ret = 0;
894 
895 	if (!is_support_sw_smu(adev))
896 		return -EOPNOTSUPP;
897 
898 	mutex_lock(&adev->pm.mutex);
899 	ret = smu_wait_for_event(smu, event, event_arg);
900 	mutex_unlock(&adev->pm.mutex);
901 
902 	return ret;
903 }
904 
amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device * adev,bool value)905 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value)
906 {
907 	struct smu_context *smu = adev->powerplay.pp_handle;
908 	int ret = 0;
909 
910 	if (!is_support_sw_smu(adev))
911 		return -EOPNOTSUPP;
912 
913 	mutex_lock(&adev->pm.mutex);
914 	ret = smu_set_residency_gfxoff(smu, value);
915 	mutex_unlock(&adev->pm.mutex);
916 
917 	return ret;
918 }
919 
amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device * adev,u32 * value)920 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value)
921 {
922 	struct smu_context *smu = adev->powerplay.pp_handle;
923 	int ret = 0;
924 
925 	if (!is_support_sw_smu(adev))
926 		return -EOPNOTSUPP;
927 
928 	mutex_lock(&adev->pm.mutex);
929 	ret = smu_get_residency_gfxoff(smu, value);
930 	mutex_unlock(&adev->pm.mutex);
931 
932 	return ret;
933 }
934 
amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device * adev,u64 * value)935 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value)
936 {
937 	struct smu_context *smu = adev->powerplay.pp_handle;
938 	int ret = 0;
939 
940 	if (!is_support_sw_smu(adev))
941 		return -EOPNOTSUPP;
942 
943 	mutex_lock(&adev->pm.mutex);
944 	ret = smu_get_entrycount_gfxoff(smu, value);
945 	mutex_unlock(&adev->pm.mutex);
946 
947 	return ret;
948 }
949 
amdgpu_dpm_get_status_gfxoff(struct amdgpu_device * adev,uint32_t * value)950 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
951 {
952 	struct smu_context *smu = adev->powerplay.pp_handle;
953 	int ret = 0;
954 
955 	if (!is_support_sw_smu(adev))
956 		return -EOPNOTSUPP;
957 
958 	mutex_lock(&adev->pm.mutex);
959 	ret = smu_get_status_gfxoff(smu, value);
960 	mutex_unlock(&adev->pm.mutex);
961 
962 	return ret;
963 }
964 
amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device * adev)965 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
966 {
967 	struct smu_context *smu = adev->powerplay.pp_handle;
968 
969 	if (!is_support_sw_smu(adev))
970 		return 0;
971 
972 	return atomic64_read(&smu->throttle_int_counter);
973 }
974 
975 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
976  * @adev: amdgpu_device pointer
977  * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
978  *
979  */
amdgpu_dpm_gfx_state_change(struct amdgpu_device * adev,enum gfx_change_state state)980 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
981 				 enum gfx_change_state state)
982 {
983 	mutex_lock(&adev->pm.mutex);
984 	if (adev->powerplay.pp_funcs &&
985 	    adev->powerplay.pp_funcs->gfx_state_change_set)
986 		((adev)->powerplay.pp_funcs->gfx_state_change_set(
987 			(adev)->powerplay.pp_handle, state));
988 	mutex_unlock(&adev->pm.mutex);
989 }
990 
amdgpu_dpm_get_ecc_info(struct amdgpu_device * adev,void * umc_ecc)991 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
992 			    void *umc_ecc)
993 {
994 	struct smu_context *smu = adev->powerplay.pp_handle;
995 	int ret = 0;
996 
997 	if (!is_support_sw_smu(adev))
998 		return -EOPNOTSUPP;
999 
1000 	mutex_lock(&adev->pm.mutex);
1001 	ret = smu_get_ecc_info(smu, umc_ecc);
1002 	mutex_unlock(&adev->pm.mutex);
1003 
1004 	return ret;
1005 }
1006 
amdgpu_dpm_get_vce_clock_state(struct amdgpu_device * adev,uint32_t idx)1007 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
1008 						     uint32_t idx)
1009 {
1010 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1011 	struct amd_vce_state *vstate = NULL;
1012 
1013 	if (!pp_funcs->get_vce_clock_state)
1014 		return NULL;
1015 
1016 	mutex_lock(&adev->pm.mutex);
1017 	vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
1018 					       idx);
1019 	mutex_unlock(&adev->pm.mutex);
1020 
1021 	return vstate;
1022 }
1023 
amdgpu_dpm_get_current_power_state(struct amdgpu_device * adev,enum amd_pm_state_type * state)1024 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
1025 					enum amd_pm_state_type *state)
1026 {
1027 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1028 
1029 	mutex_lock(&adev->pm.mutex);
1030 
1031 	if (!pp_funcs->get_current_power_state) {
1032 		*state = adev->pm.dpm.user_state;
1033 		goto out;
1034 	}
1035 
1036 	*state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
1037 	if (*state < POWER_STATE_TYPE_DEFAULT ||
1038 	    *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
1039 		*state = adev->pm.dpm.user_state;
1040 
1041 out:
1042 	mutex_unlock(&adev->pm.mutex);
1043 }
1044 
amdgpu_dpm_set_power_state(struct amdgpu_device * adev,enum amd_pm_state_type state)1045 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
1046 				enum amd_pm_state_type state)
1047 {
1048 	mutex_lock(&adev->pm.mutex);
1049 	adev->pm.dpm.user_state = state;
1050 	mutex_unlock(&adev->pm.mutex);
1051 
1052 	if (is_support_sw_smu(adev))
1053 		return;
1054 
1055 	if (amdgpu_dpm_dispatch_task(adev,
1056 				     AMD_PP_TASK_ENABLE_USER_STATE,
1057 				     &state) == -EOPNOTSUPP)
1058 		amdgpu_dpm_compute_clocks(adev);
1059 }
1060 
amdgpu_dpm_get_performance_level(struct amdgpu_device * adev)1061 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
1062 {
1063 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1064 	enum amd_dpm_forced_level level;
1065 
1066 	if (!pp_funcs)
1067 		return AMD_DPM_FORCED_LEVEL_AUTO;
1068 
1069 	mutex_lock(&adev->pm.mutex);
1070 	if (pp_funcs->get_performance_level)
1071 		level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
1072 	else
1073 		level = adev->pm.dpm.forced_level;
1074 	mutex_unlock(&adev->pm.mutex);
1075 
1076 	return level;
1077 }
1078 
amdgpu_dpm_enter_umd_state(struct amdgpu_device * adev)1079 static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev)
1080 {
1081 	/* enter UMD Pstate */
1082 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1083 					       AMD_PG_STATE_UNGATE);
1084 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1085 					       AMD_CG_STATE_UNGATE);
1086 }
1087 
amdgpu_dpm_exit_umd_state(struct amdgpu_device * adev)1088 static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev)
1089 {
1090 	/* exit UMD Pstate */
1091 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1092 					       AMD_CG_STATE_GATE);
1093 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1094 					       AMD_PG_STATE_GATE);
1095 }
1096 
amdgpu_dpm_force_performance_level(struct amdgpu_device * adev,enum amd_dpm_forced_level level)1097 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
1098 				       enum amd_dpm_forced_level level)
1099 {
1100 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1101 	enum amd_dpm_forced_level current_level;
1102 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1103 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1104 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1105 					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1106 
1107 	if (!pp_funcs || !pp_funcs->force_performance_level)
1108 		return 0;
1109 
1110 	if (adev->pm.dpm.thermal_active)
1111 		return -EINVAL;
1112 
1113 	current_level = amdgpu_dpm_get_performance_level(adev);
1114 	if (current_level == level)
1115 		return 0;
1116 
1117 	if (!(current_level & profile_mode_mask) &&
1118 	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
1119 		return -EINVAL;
1120 
1121 	if (adev->asic_type == CHIP_RAVEN) {
1122 		if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
1123 			if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1124 			    level == AMD_DPM_FORCED_LEVEL_MANUAL)
1125 				amdgpu_gfx_off_ctrl(adev, false);
1126 			else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
1127 				 level != AMD_DPM_FORCED_LEVEL_MANUAL)
1128 				amdgpu_gfx_off_ctrl(adev, true);
1129 		}
1130 	}
1131 
1132 	if (!(current_level & profile_mode_mask) && (level & profile_mode_mask))
1133 		amdgpu_dpm_enter_umd_state(adev);
1134 	else if ((current_level & profile_mode_mask) &&
1135 		 !(level & profile_mode_mask))
1136 		amdgpu_dpm_exit_umd_state(adev);
1137 
1138 	mutex_lock(&adev->pm.mutex);
1139 
1140 	if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
1141 					      level)) {
1142 		mutex_unlock(&adev->pm.mutex);
1143 		/* If new level failed, retain the umd state as before */
1144 		if (!(current_level & profile_mode_mask) &&
1145 		    (level & profile_mode_mask))
1146 			amdgpu_dpm_exit_umd_state(adev);
1147 		else if ((current_level & profile_mode_mask) &&
1148 			 !(level & profile_mode_mask))
1149 			amdgpu_dpm_enter_umd_state(adev);
1150 
1151 		return -EINVAL;
1152 	}
1153 
1154 	adev->pm.dpm.forced_level = level;
1155 
1156 	mutex_unlock(&adev->pm.mutex);
1157 
1158 	return 0;
1159 }
1160 
amdgpu_dpm_get_pp_num_states(struct amdgpu_device * adev,struct pp_states_info * states)1161 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
1162 				 struct pp_states_info *states)
1163 {
1164 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1165 	int ret = 0;
1166 
1167 	if (!pp_funcs->get_pp_num_states)
1168 		return -EOPNOTSUPP;
1169 
1170 	mutex_lock(&adev->pm.mutex);
1171 	ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
1172 					  states);
1173 	mutex_unlock(&adev->pm.mutex);
1174 
1175 	return ret;
1176 }
1177 
amdgpu_dpm_dispatch_task(struct amdgpu_device * adev,enum amd_pp_task task_id,enum amd_pm_state_type * user_state)1178 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
1179 			      enum amd_pp_task task_id,
1180 			      enum amd_pm_state_type *user_state)
1181 {
1182 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1183 	int ret = 0;
1184 
1185 	if (!pp_funcs->dispatch_tasks)
1186 		return -EOPNOTSUPP;
1187 
1188 	mutex_lock(&adev->pm.mutex);
1189 	ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
1190 				       task_id,
1191 				       user_state);
1192 	mutex_unlock(&adev->pm.mutex);
1193 
1194 	return ret;
1195 }
1196 
amdgpu_dpm_get_pp_table(struct amdgpu_device * adev,char ** table)1197 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table)
1198 {
1199 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1200 	int ret = 0;
1201 
1202 	if (!pp_funcs->get_pp_table)
1203 		return 0;
1204 
1205 	mutex_lock(&adev->pm.mutex);
1206 	ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
1207 				     table);
1208 	mutex_unlock(&adev->pm.mutex);
1209 
1210 	return ret;
1211 }
1212 
amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1213 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
1214 				      uint32_t type,
1215 				      long *input,
1216 				      uint32_t size)
1217 {
1218 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1219 	int ret = 0;
1220 
1221 	if (!pp_funcs->set_fine_grain_clk_vol)
1222 		return 0;
1223 
1224 	mutex_lock(&adev->pm.mutex);
1225 	ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
1226 					       type,
1227 					       input,
1228 					       size);
1229 	mutex_unlock(&adev->pm.mutex);
1230 
1231 	return ret;
1232 }
1233 
amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1234 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
1235 				  uint32_t type,
1236 				  long *input,
1237 				  uint32_t size)
1238 {
1239 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1240 	int ret = 0;
1241 
1242 	if (!pp_funcs->odn_edit_dpm_table)
1243 		return 0;
1244 
1245 	mutex_lock(&adev->pm.mutex);
1246 	ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
1247 					   type,
1248 					   input,
1249 					   size);
1250 	mutex_unlock(&adev->pm.mutex);
1251 
1252 	return ret;
1253 }
1254 
amdgpu_dpm_print_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf)1255 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
1256 				  enum pp_clock_type type,
1257 				  char *buf)
1258 {
1259 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1260 	int ret = 0;
1261 
1262 	if (!pp_funcs->print_clock_levels)
1263 		return 0;
1264 
1265 	mutex_lock(&adev->pm.mutex);
1266 	ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
1267 					   type,
1268 					   buf);
1269 	mutex_unlock(&adev->pm.mutex);
1270 
1271 	return ret;
1272 }
1273 
amdgpu_dpm_emit_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf,int * offset)1274 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
1275 				  enum pp_clock_type type,
1276 				  char *buf,
1277 				  int *offset)
1278 {
1279 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1280 	int ret = 0;
1281 
1282 	if (!pp_funcs->emit_clock_levels)
1283 		return -ENOENT;
1284 
1285 	mutex_lock(&adev->pm.mutex);
1286 	ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
1287 					   type,
1288 					   buf,
1289 					   offset);
1290 	mutex_unlock(&adev->pm.mutex);
1291 
1292 	return ret;
1293 }
1294 
amdgpu_dpm_set_ppfeature_status(struct amdgpu_device * adev,uint64_t ppfeature_masks)1295 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1296 				    uint64_t ppfeature_masks)
1297 {
1298 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1299 	int ret = 0;
1300 
1301 	if (!pp_funcs->set_ppfeature_status)
1302 		return 0;
1303 
1304 	mutex_lock(&adev->pm.mutex);
1305 	ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1306 					     ppfeature_masks);
1307 	mutex_unlock(&adev->pm.mutex);
1308 
1309 	return ret;
1310 }
1311 
amdgpu_dpm_get_ppfeature_status(struct amdgpu_device * adev,char * buf)1312 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1313 {
1314 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1315 	int ret = 0;
1316 
1317 	if (!pp_funcs->get_ppfeature_status)
1318 		return 0;
1319 
1320 	mutex_lock(&adev->pm.mutex);
1321 	ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1322 					     buf);
1323 	mutex_unlock(&adev->pm.mutex);
1324 
1325 	return ret;
1326 }
1327 
amdgpu_dpm_force_clock_level(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t mask)1328 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1329 				 enum pp_clock_type type,
1330 				 uint32_t mask)
1331 {
1332 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1333 	int ret = 0;
1334 
1335 	if (!pp_funcs->force_clock_level)
1336 		return 0;
1337 
1338 	mutex_lock(&adev->pm.mutex);
1339 	ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1340 					  type,
1341 					  mask);
1342 	mutex_unlock(&adev->pm.mutex);
1343 
1344 	return ret;
1345 }
1346 
amdgpu_dpm_get_sclk_od(struct amdgpu_device * adev)1347 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1348 {
1349 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1350 	int ret = 0;
1351 
1352 	if (!pp_funcs->get_sclk_od)
1353 		return -EOPNOTSUPP;
1354 
1355 	mutex_lock(&adev->pm.mutex);
1356 	ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1357 	mutex_unlock(&adev->pm.mutex);
1358 
1359 	return ret;
1360 }
1361 
amdgpu_dpm_set_sclk_od(struct amdgpu_device * adev,uint32_t value)1362 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1363 {
1364 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1365 
1366 	if (is_support_sw_smu(adev))
1367 		return -EOPNOTSUPP;
1368 
1369 	mutex_lock(&adev->pm.mutex);
1370 	if (pp_funcs->set_sclk_od)
1371 		pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1372 	mutex_unlock(&adev->pm.mutex);
1373 
1374 	if (amdgpu_dpm_dispatch_task(adev,
1375 				     AMD_PP_TASK_READJUST_POWER_STATE,
1376 				     NULL) == -EOPNOTSUPP) {
1377 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1378 		amdgpu_dpm_compute_clocks(adev);
1379 	}
1380 
1381 	return 0;
1382 }
1383 
amdgpu_dpm_get_mclk_od(struct amdgpu_device * adev)1384 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1385 {
1386 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1387 	int ret = 0;
1388 
1389 	if (!pp_funcs->get_mclk_od)
1390 		return -EOPNOTSUPP;
1391 
1392 	mutex_lock(&adev->pm.mutex);
1393 	ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1394 	mutex_unlock(&adev->pm.mutex);
1395 
1396 	return ret;
1397 }
1398 
amdgpu_dpm_set_mclk_od(struct amdgpu_device * adev,uint32_t value)1399 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1400 {
1401 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1402 
1403 	if (is_support_sw_smu(adev))
1404 		return -EOPNOTSUPP;
1405 
1406 	mutex_lock(&adev->pm.mutex);
1407 	if (pp_funcs->set_mclk_od)
1408 		pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1409 	mutex_unlock(&adev->pm.mutex);
1410 
1411 	if (amdgpu_dpm_dispatch_task(adev,
1412 				     AMD_PP_TASK_READJUST_POWER_STATE,
1413 				     NULL) == -EOPNOTSUPP) {
1414 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1415 		amdgpu_dpm_compute_clocks(adev);
1416 	}
1417 
1418 	return 0;
1419 }
1420 
amdgpu_dpm_get_power_profile_mode(struct amdgpu_device * adev,char * buf)1421 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1422 				      char *buf)
1423 {
1424 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1425 	int ret = 0;
1426 
1427 	if (!pp_funcs->get_power_profile_mode)
1428 		return -EOPNOTSUPP;
1429 
1430 	mutex_lock(&adev->pm.mutex);
1431 	ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1432 					       buf);
1433 	mutex_unlock(&adev->pm.mutex);
1434 
1435 	return ret;
1436 }
1437 
amdgpu_dpm_set_power_profile_mode(struct amdgpu_device * adev,long * input,uint32_t size)1438 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1439 				      long *input, uint32_t size)
1440 {
1441 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1442 	int ret = 0;
1443 
1444 	if (!pp_funcs->set_power_profile_mode)
1445 		return 0;
1446 
1447 	mutex_lock(&adev->pm.mutex);
1448 	ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1449 					       input,
1450 					       size);
1451 	mutex_unlock(&adev->pm.mutex);
1452 
1453 	return ret;
1454 }
1455 
amdgpu_dpm_get_gpu_metrics(struct amdgpu_device * adev,void ** table)1456 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
1457 {
1458 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1459 	int ret = 0;
1460 
1461 	if (!pp_funcs->get_gpu_metrics)
1462 		return 0;
1463 
1464 	mutex_lock(&adev->pm.mutex);
1465 	ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1466 					table);
1467 	mutex_unlock(&adev->pm.mutex);
1468 
1469 	return ret;
1470 }
1471 
amdgpu_dpm_get_pm_metrics(struct amdgpu_device * adev,void * pm_metrics,size_t size)1472 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
1473 				  size_t size)
1474 {
1475 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1476 	int ret = 0;
1477 
1478 	if (!pp_funcs->get_pm_metrics)
1479 		return -EOPNOTSUPP;
1480 
1481 	mutex_lock(&adev->pm.mutex);
1482 	ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
1483 				       size);
1484 	mutex_unlock(&adev->pm.mutex);
1485 
1486 	return ret;
1487 }
1488 
amdgpu_dpm_get_fan_control_mode(struct amdgpu_device * adev,uint32_t * fan_mode)1489 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1490 				    uint32_t *fan_mode)
1491 {
1492 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1493 	int ret = 0;
1494 
1495 	if (!pp_funcs->get_fan_control_mode)
1496 		return -EOPNOTSUPP;
1497 
1498 	mutex_lock(&adev->pm.mutex);
1499 	ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1500 					     fan_mode);
1501 	mutex_unlock(&adev->pm.mutex);
1502 
1503 	return ret;
1504 }
1505 
amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device * adev,uint32_t speed)1506 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1507 				 uint32_t speed)
1508 {
1509 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1510 	int ret = 0;
1511 
1512 	if (!pp_funcs->set_fan_speed_pwm)
1513 		return -EOPNOTSUPP;
1514 
1515 	mutex_lock(&adev->pm.mutex);
1516 	ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1517 					  speed);
1518 	mutex_unlock(&adev->pm.mutex);
1519 
1520 	return ret;
1521 }
1522 
amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device * adev,uint32_t * speed)1523 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1524 				 uint32_t *speed)
1525 {
1526 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1527 	int ret = 0;
1528 
1529 	if (!pp_funcs->get_fan_speed_pwm)
1530 		return -EOPNOTSUPP;
1531 
1532 	mutex_lock(&adev->pm.mutex);
1533 	ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1534 					  speed);
1535 	mutex_unlock(&adev->pm.mutex);
1536 
1537 	return ret;
1538 }
1539 
amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device * adev,uint32_t * speed)1540 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1541 				 uint32_t *speed)
1542 {
1543 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1544 	int ret = 0;
1545 
1546 	if (!pp_funcs->get_fan_speed_rpm)
1547 		return -EOPNOTSUPP;
1548 
1549 	mutex_lock(&adev->pm.mutex);
1550 	ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1551 					  speed);
1552 	mutex_unlock(&adev->pm.mutex);
1553 
1554 	return ret;
1555 }
1556 
amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device * adev,uint32_t speed)1557 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1558 				 uint32_t speed)
1559 {
1560 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1561 	int ret = 0;
1562 
1563 	if (!pp_funcs->set_fan_speed_rpm)
1564 		return -EOPNOTSUPP;
1565 
1566 	mutex_lock(&adev->pm.mutex);
1567 	ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1568 					  speed);
1569 	mutex_unlock(&adev->pm.mutex);
1570 
1571 	return ret;
1572 }
1573 
amdgpu_dpm_set_fan_control_mode(struct amdgpu_device * adev,uint32_t mode)1574 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1575 				    uint32_t mode)
1576 {
1577 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1578 	int ret = 0;
1579 
1580 	if (!pp_funcs->set_fan_control_mode)
1581 		return -EOPNOTSUPP;
1582 
1583 	mutex_lock(&adev->pm.mutex);
1584 	ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1585 					     mode);
1586 	mutex_unlock(&adev->pm.mutex);
1587 
1588 	return ret;
1589 }
1590 
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)1591 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1592 			       uint32_t *limit,
1593 			       enum pp_power_limit_level pp_limit_level,
1594 			       enum pp_power_type power_type)
1595 {
1596 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1597 	int ret = 0;
1598 
1599 	if (!pp_funcs->get_power_limit)
1600 		return -ENODATA;
1601 
1602 	mutex_lock(&adev->pm.mutex);
1603 	ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1604 					limit,
1605 					pp_limit_level,
1606 					power_type);
1607 	mutex_unlock(&adev->pm.mutex);
1608 
1609 	return ret;
1610 }
1611 
amdgpu_dpm_set_power_limit(struct amdgpu_device * adev,uint32_t limit)1612 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1613 			       uint32_t limit)
1614 {
1615 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1616 	int ret = 0;
1617 
1618 	if (!pp_funcs->set_power_limit)
1619 		return -EINVAL;
1620 
1621 	mutex_lock(&adev->pm.mutex);
1622 	ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1623 					limit);
1624 	mutex_unlock(&adev->pm.mutex);
1625 
1626 	return ret;
1627 }
1628 
amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device * adev)1629 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1630 {
1631 	bool cclk_dpm_supported = false;
1632 
1633 	if (!is_support_sw_smu(adev))
1634 		return false;
1635 
1636 	mutex_lock(&adev->pm.mutex);
1637 	cclk_dpm_supported = is_support_cclk_dpm(adev);
1638 	mutex_unlock(&adev->pm.mutex);
1639 
1640 	return (int)cclk_dpm_supported;
1641 }
1642 
amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device * adev,struct seq_file * m)1643 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1644 						       struct seq_file *m)
1645 {
1646 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1647 
1648 	if (!pp_funcs->debugfs_print_current_performance_level)
1649 		return -EOPNOTSUPP;
1650 
1651 	mutex_lock(&adev->pm.mutex);
1652 	pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1653 							  m);
1654 	mutex_unlock(&adev->pm.mutex);
1655 
1656 	return 0;
1657 }
1658 
amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device * adev,void ** addr,size_t * size)1659 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1660 				       void **addr,
1661 				       size_t *size)
1662 {
1663 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1664 	int ret = 0;
1665 
1666 	if (!pp_funcs->get_smu_prv_buf_details)
1667 		return -ENOSYS;
1668 
1669 	mutex_lock(&adev->pm.mutex);
1670 	ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1671 						addr,
1672 						size);
1673 	mutex_unlock(&adev->pm.mutex);
1674 
1675 	return ret;
1676 }
1677 
amdgpu_dpm_is_overdrive_supported(struct amdgpu_device * adev)1678 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1679 {
1680 	if (is_support_sw_smu(adev)) {
1681 		struct smu_context *smu = adev->powerplay.pp_handle;
1682 
1683 		return (smu->od_enabled || smu->is_apu);
1684 	} else {
1685 		struct pp_hwmgr *hwmgr;
1686 
1687 		/*
1688 		 * dpm on some legacy asics don't carry od_enabled member
1689 		 * as its pp_handle is casted directly from adev.
1690 		 */
1691 		if (amdgpu_dpm_is_legacy_dpm(adev))
1692 			return false;
1693 
1694 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1695 
1696 		return hwmgr->od_enabled;
1697 	}
1698 }
1699 
amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device * adev)1700 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev)
1701 {
1702 	if (is_support_sw_smu(adev)) {
1703 		struct smu_context *smu = adev->powerplay.pp_handle;
1704 
1705 		return smu->od_enabled;
1706 	} else {
1707 		struct pp_hwmgr *hwmgr;
1708 
1709 		/*
1710 		 * dpm on some legacy asics don't carry od_enabled member
1711 		 * as its pp_handle is casted directly from adev.
1712 		 */
1713 		if (amdgpu_dpm_is_legacy_dpm(adev))
1714 			return false;
1715 
1716 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1717 
1718 		return hwmgr->od_enabled;
1719 	}
1720 }
1721 
amdgpu_dpm_set_pp_table(struct amdgpu_device * adev,const char * buf,size_t size)1722 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1723 			    const char *buf,
1724 			    size_t size)
1725 {
1726 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1727 	int ret = 0;
1728 
1729 	if (!pp_funcs->set_pp_table)
1730 		return -EOPNOTSUPP;
1731 
1732 	mutex_lock(&adev->pm.mutex);
1733 	ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
1734 				     buf,
1735 				     size);
1736 	mutex_unlock(&adev->pm.mutex);
1737 
1738 	return ret;
1739 }
1740 
amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device * adev)1741 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
1742 {
1743 	struct smu_context *smu = adev->powerplay.pp_handle;
1744 
1745 	if (!is_support_sw_smu(adev))
1746 		return INT_MAX;
1747 
1748 	return smu->cpu_core_num;
1749 }
1750 
amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device * adev)1751 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
1752 {
1753 	if (!is_support_sw_smu(adev))
1754 		return;
1755 
1756 	amdgpu_smu_stb_debug_fs_init(adev);
1757 }
1758 
amdgpu_dpm_display_configuration_change(struct amdgpu_device * adev,const struct amd_pp_display_configuration * input)1759 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
1760 					    const struct amd_pp_display_configuration *input)
1761 {
1762 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1763 	int ret = 0;
1764 
1765 	if (!pp_funcs->display_configuration_change)
1766 		return 0;
1767 
1768 	mutex_lock(&adev->pm.mutex);
1769 	ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
1770 						     input);
1771 	mutex_unlock(&adev->pm.mutex);
1772 
1773 	return ret;
1774 }
1775 
amdgpu_dpm_get_clock_by_type(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct amd_pp_clocks * clocks)1776 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
1777 				 enum amd_pp_clock_type type,
1778 				 struct amd_pp_clocks *clocks)
1779 {
1780 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1781 	int ret = 0;
1782 
1783 	if (!pp_funcs->get_clock_by_type)
1784 		return 0;
1785 
1786 	mutex_lock(&adev->pm.mutex);
1787 	ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
1788 					  type,
1789 					  clocks);
1790 	mutex_unlock(&adev->pm.mutex);
1791 
1792 	return ret;
1793 }
1794 
amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device * adev,struct amd_pp_simple_clock_info * clocks)1795 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
1796 						struct amd_pp_simple_clock_info *clocks)
1797 {
1798 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1799 	int ret = 0;
1800 
1801 	if (!pp_funcs->get_display_mode_validation_clocks)
1802 		return 0;
1803 
1804 	mutex_lock(&adev->pm.mutex);
1805 	ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
1806 							   clocks);
1807 	mutex_unlock(&adev->pm.mutex);
1808 
1809 	return ret;
1810 }
1811 
amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_latency * clocks)1812 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
1813 					      enum amd_pp_clock_type type,
1814 					      struct pp_clock_levels_with_latency *clocks)
1815 {
1816 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1817 	int ret = 0;
1818 
1819 	if (!pp_funcs->get_clock_by_type_with_latency)
1820 		return 0;
1821 
1822 	mutex_lock(&adev->pm.mutex);
1823 	ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
1824 						       type,
1825 						       clocks);
1826 	mutex_unlock(&adev->pm.mutex);
1827 
1828 	return ret;
1829 }
1830 
amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_voltage * clocks)1831 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
1832 					      enum amd_pp_clock_type type,
1833 					      struct pp_clock_levels_with_voltage *clocks)
1834 {
1835 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1836 	int ret = 0;
1837 
1838 	if (!pp_funcs->get_clock_by_type_with_voltage)
1839 		return 0;
1840 
1841 	mutex_lock(&adev->pm.mutex);
1842 	ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
1843 						       type,
1844 						       clocks);
1845 	mutex_unlock(&adev->pm.mutex);
1846 
1847 	return ret;
1848 }
1849 
amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device * adev,void * clock_ranges)1850 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
1851 					       void *clock_ranges)
1852 {
1853 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1854 	int ret = 0;
1855 
1856 	if (!pp_funcs->set_watermarks_for_clocks_ranges)
1857 		return -EOPNOTSUPP;
1858 
1859 	mutex_lock(&adev->pm.mutex);
1860 	ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
1861 							 clock_ranges);
1862 	mutex_unlock(&adev->pm.mutex);
1863 
1864 	return ret;
1865 }
1866 
amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device * adev,struct pp_display_clock_request * clock)1867 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
1868 					     struct pp_display_clock_request *clock)
1869 {
1870 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1871 	int ret = 0;
1872 
1873 	if (!pp_funcs->display_clock_voltage_request)
1874 		return -EOPNOTSUPP;
1875 
1876 	mutex_lock(&adev->pm.mutex);
1877 	ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
1878 						      clock);
1879 	mutex_unlock(&adev->pm.mutex);
1880 
1881 	return ret;
1882 }
1883 
amdgpu_dpm_get_current_clocks(struct amdgpu_device * adev,struct amd_pp_clock_info * clocks)1884 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
1885 				  struct amd_pp_clock_info *clocks)
1886 {
1887 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1888 	int ret = 0;
1889 
1890 	if (!pp_funcs->get_current_clocks)
1891 		return -EOPNOTSUPP;
1892 
1893 	mutex_lock(&adev->pm.mutex);
1894 	ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
1895 					   clocks);
1896 	mutex_unlock(&adev->pm.mutex);
1897 
1898 	return ret;
1899 }
1900 
amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device * adev)1901 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
1902 {
1903 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1904 
1905 	if (!pp_funcs->notify_smu_enable_pwe)
1906 		return;
1907 
1908 	mutex_lock(&adev->pm.mutex);
1909 	pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
1910 	mutex_unlock(&adev->pm.mutex);
1911 }
1912 
amdgpu_dpm_set_active_display_count(struct amdgpu_device * adev,uint32_t count)1913 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
1914 					uint32_t count)
1915 {
1916 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1917 	int ret = 0;
1918 
1919 	if (!pp_funcs->set_active_display_count)
1920 		return -EOPNOTSUPP;
1921 
1922 	mutex_lock(&adev->pm.mutex);
1923 	ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
1924 						 count);
1925 	mutex_unlock(&adev->pm.mutex);
1926 
1927 	return ret;
1928 }
1929 
amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device * adev,uint32_t clock)1930 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
1931 					  uint32_t clock)
1932 {
1933 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1934 	int ret = 0;
1935 
1936 	if (!pp_funcs->set_min_deep_sleep_dcefclk)
1937 		return -EOPNOTSUPP;
1938 
1939 	mutex_lock(&adev->pm.mutex);
1940 	ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
1941 						   clock);
1942 	mutex_unlock(&adev->pm.mutex);
1943 
1944 	return ret;
1945 }
1946 
amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1947 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
1948 					     uint32_t clock)
1949 {
1950 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1951 
1952 	if (!pp_funcs->set_hard_min_dcefclk_by_freq)
1953 		return;
1954 
1955 	mutex_lock(&adev->pm.mutex);
1956 	pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
1957 					       clock);
1958 	mutex_unlock(&adev->pm.mutex);
1959 }
1960 
amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1961 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
1962 					  uint32_t clock)
1963 {
1964 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1965 
1966 	if (!pp_funcs->set_hard_min_fclk_by_freq)
1967 		return;
1968 
1969 	mutex_lock(&adev->pm.mutex);
1970 	pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
1971 					    clock);
1972 	mutex_unlock(&adev->pm.mutex);
1973 }
1974 
amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device * adev,bool disable_memory_clock_switch)1975 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
1976 						   bool disable_memory_clock_switch)
1977 {
1978 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1979 	int ret = 0;
1980 
1981 	if (!pp_funcs->display_disable_memory_clock_switch)
1982 		return 0;
1983 
1984 	mutex_lock(&adev->pm.mutex);
1985 	ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
1986 							    disable_memory_clock_switch);
1987 	mutex_unlock(&adev->pm.mutex);
1988 
1989 	return ret;
1990 }
1991 
amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device * adev,struct pp_smu_nv_clock_table * max_clocks)1992 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
1993 						struct pp_smu_nv_clock_table *max_clocks)
1994 {
1995 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1996 	int ret = 0;
1997 
1998 	if (!pp_funcs->get_max_sustainable_clocks_by_dc)
1999 		return -EOPNOTSUPP;
2000 
2001 	mutex_lock(&adev->pm.mutex);
2002 	ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
2003 							 max_clocks);
2004 	mutex_unlock(&adev->pm.mutex);
2005 
2006 	return ret;
2007 }
2008 
amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device * adev,unsigned int * clock_values_in_khz,unsigned int * num_states)2009 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
2010 						  unsigned int *clock_values_in_khz,
2011 						  unsigned int *num_states)
2012 {
2013 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2014 	int ret = 0;
2015 
2016 	if (!pp_funcs->get_uclk_dpm_states)
2017 		return -EOPNOTSUPP;
2018 
2019 	mutex_lock(&adev->pm.mutex);
2020 	ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
2021 					    clock_values_in_khz,
2022 					    num_states);
2023 	mutex_unlock(&adev->pm.mutex);
2024 
2025 	return ret;
2026 }
2027 
amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device * adev,struct dpm_clocks * clock_table)2028 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
2029 				   struct dpm_clocks *clock_table)
2030 {
2031 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2032 	int ret = 0;
2033 
2034 	if (!pp_funcs->get_dpm_clock_table)
2035 		return -EOPNOTSUPP;
2036 
2037 	mutex_lock(&adev->pm.mutex);
2038 	ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
2039 					    clock_table);
2040 	mutex_unlock(&adev->pm.mutex);
2041 
2042 	return ret;
2043 }
2044 
2045 /**
2046  * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
2047  * partition
2048  * @adev: Pointer to the device.
2049  * @xcp_id: Identifier of the XCP for which metrics are to be retrieved.
2050  * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2051  * function returns the size of the metrics structure.
2052  *
2053  * This function retrieves metrics for a specific XCP, including details such as
2054  * VCN/JPEG activity, clock frequencies, and other performance metrics. If the
2055  * table parameter is NULL, the function returns the size of the metrics
2056  * structure without populating it.
2057  *
2058  * Return: Size of the metrics structure on success, or a negative error code on failure.
2059  */
amdgpu_dpm_get_xcp_metrics(struct amdgpu_device * adev,int xcp_id,void * table)2060 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
2061 				   void *table)
2062 {
2063 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2064 	int ret = 0;
2065 
2066 	if (!pp_funcs->get_xcp_metrics)
2067 		return 0;
2068 
2069 	mutex_lock(&adev->pm.mutex);
2070 	ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id,
2071 					table);
2072 	mutex_unlock(&adev->pm.mutex);
2073 
2074 	return ret;
2075 }
2076