xref: /linux/drivers/gpu/drm/amd/pm/amdgpu_dpm.c (revision e9ef810dfee7a2227da9d423aecb0ced35faddbe)
1 /*
2  * Copyright 2011 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Alex Deucher
23  */
24 
25 #include "amdgpu.h"
26 #include "amdgpu_atombios.h"
27 #include "amdgpu_i2c.h"
28 #include "amdgpu_dpm.h"
29 #include "atom.h"
30 #include "amd_pcie.h"
31 #include "amdgpu_display.h"
32 #include "hwmgr.h"
33 #include <linux/power_supply.h>
34 #include "amdgpu_smu.h"
35 
36 #define amdgpu_dpm_enable_bapm(adev, e) \
37 		((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
38 
39 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
40 
amdgpu_dpm_get_sclk(struct amdgpu_device * adev,bool low)41 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
42 {
43 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
44 	int ret = 0;
45 
46 	if (!pp_funcs->get_sclk)
47 		return 0;
48 
49 	mutex_lock(&adev->pm.mutex);
50 	ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
51 				 low);
52 	mutex_unlock(&adev->pm.mutex);
53 
54 	return ret;
55 }
56 
amdgpu_dpm_get_mclk(struct amdgpu_device * adev,bool low)57 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
58 {
59 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
60 	int ret = 0;
61 
62 	if (!pp_funcs->get_mclk)
63 		return 0;
64 
65 	mutex_lock(&adev->pm.mutex);
66 	ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
67 				 low);
68 	mutex_unlock(&adev->pm.mutex);
69 
70 	return ret;
71 }
72 
amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device * adev,uint32_t block_type,bool gate,int inst)73 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
74 				       uint32_t block_type,
75 				       bool gate,
76 				       int inst)
77 {
78 	int ret = 0;
79 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
80 	enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
81 	bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN;
82 
83 	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
84 			(!is_vcn || adev->vcn.num_vcn_inst == 1)) {
85 		dev_dbg(adev->dev, "IP block%d already in the target %s state!",
86 				block_type, gate ? "gate" : "ungate");
87 		return 0;
88 	}
89 
90 	mutex_lock(&adev->pm.mutex);
91 
92 	switch (block_type) {
93 	case AMD_IP_BLOCK_TYPE_UVD:
94 	case AMD_IP_BLOCK_TYPE_VCE:
95 	case AMD_IP_BLOCK_TYPE_GFX:
96 	case AMD_IP_BLOCK_TYPE_SDMA:
97 	case AMD_IP_BLOCK_TYPE_JPEG:
98 	case AMD_IP_BLOCK_TYPE_GMC:
99 	case AMD_IP_BLOCK_TYPE_ACP:
100 	case AMD_IP_BLOCK_TYPE_VPE:
101 	case AMD_IP_BLOCK_TYPE_ISP:
102 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
103 			ret = (pp_funcs->set_powergating_by_smu(
104 				(adev)->powerplay.pp_handle, block_type, gate, 0));
105 		break;
106 	case AMD_IP_BLOCK_TYPE_VCN:
107 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
108 			ret = (pp_funcs->set_powergating_by_smu(
109 				(adev)->powerplay.pp_handle, block_type, gate, inst));
110 		break;
111 	default:
112 		break;
113 	}
114 
115 	if (!ret)
116 		atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
117 
118 	mutex_unlock(&adev->pm.mutex);
119 
120 	return ret;
121 }
122 
amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device * adev)123 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
124 {
125 	struct smu_context *smu = adev->powerplay.pp_handle;
126 	int ret = -EOPNOTSUPP;
127 
128 	mutex_lock(&adev->pm.mutex);
129 	ret = smu_set_gfx_power_up_by_imu(smu);
130 	mutex_unlock(&adev->pm.mutex);
131 
132 	msleep(10);
133 
134 	return ret;
135 }
136 
amdgpu_dpm_baco_enter(struct amdgpu_device * adev)137 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
138 {
139 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
140 	void *pp_handle = adev->powerplay.pp_handle;
141 	int ret = 0;
142 
143 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
144 		return -ENOENT;
145 
146 	mutex_lock(&adev->pm.mutex);
147 
148 	/* enter BACO state */
149 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
150 
151 	mutex_unlock(&adev->pm.mutex);
152 
153 	return ret;
154 }
155 
amdgpu_dpm_baco_exit(struct amdgpu_device * adev)156 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
157 {
158 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
159 	void *pp_handle = adev->powerplay.pp_handle;
160 	int ret = 0;
161 
162 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
163 		return -ENOENT;
164 
165 	mutex_lock(&adev->pm.mutex);
166 
167 	/* exit BACO state */
168 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
169 
170 	mutex_unlock(&adev->pm.mutex);
171 
172 	return ret;
173 }
174 
amdgpu_dpm_set_mp1_state(struct amdgpu_device * adev,enum pp_mp1_state mp1_state)175 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
176 			     enum pp_mp1_state mp1_state)
177 {
178 	int ret = 0;
179 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
180 
181 	if (mp1_state == PP_MP1_STATE_FLR) {
182 		/* VF lost access to SMU */
183 		if (amdgpu_sriov_vf(adev))
184 			adev->pm.dpm_enabled = false;
185 	} else if (pp_funcs && pp_funcs->set_mp1_state) {
186 		mutex_lock(&adev->pm.mutex);
187 
188 		ret = pp_funcs->set_mp1_state(
189 				adev->powerplay.pp_handle,
190 				mp1_state);
191 
192 		mutex_unlock(&adev->pm.mutex);
193 	}
194 
195 	return ret;
196 }
197 
amdgpu_dpm_notify_rlc_state(struct amdgpu_device * adev,bool en)198 int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en)
199 {
200 	int ret = 0;
201 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
202 
203 	if (pp_funcs && pp_funcs->notify_rlc_state) {
204 		mutex_lock(&adev->pm.mutex);
205 
206 		ret = pp_funcs->notify_rlc_state(
207 				adev->powerplay.pp_handle,
208 				en);
209 
210 		mutex_unlock(&adev->pm.mutex);
211 	}
212 
213 	return ret;
214 }
215 
amdgpu_dpm_is_baco_supported(struct amdgpu_device * adev)216 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
217 {
218 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
219 	void *pp_handle = adev->powerplay.pp_handle;
220 	int ret;
221 
222 	if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
223 		return 0;
224 	/* Don't use baco for reset in S3.
225 	 * This is a workaround for some platforms
226 	 * where entering BACO during suspend
227 	 * seems to cause reboots or hangs.
228 	 * This might be related to the fact that BACO controls
229 	 * power to the whole GPU including devices like audio and USB.
230 	 * Powering down/up everything may adversely affect these other
231 	 * devices.  Needs more investigation.
232 	 */
233 	if (adev->in_s3)
234 		return 0;
235 
236 	mutex_lock(&adev->pm.mutex);
237 
238 	ret = pp_funcs->get_asic_baco_capability(pp_handle);
239 
240 	mutex_unlock(&adev->pm.mutex);
241 
242 	return ret;
243 }
244 
amdgpu_dpm_mode2_reset(struct amdgpu_device * adev)245 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
246 {
247 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
248 	void *pp_handle = adev->powerplay.pp_handle;
249 	int ret = 0;
250 
251 	if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
252 		return -ENOENT;
253 
254 	mutex_lock(&adev->pm.mutex);
255 
256 	ret = pp_funcs->asic_reset_mode_2(pp_handle);
257 
258 	mutex_unlock(&adev->pm.mutex);
259 
260 	return ret;
261 }
262 
amdgpu_dpm_enable_gfx_features(struct amdgpu_device * adev)263 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev)
264 {
265 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
266 	void *pp_handle = adev->powerplay.pp_handle;
267 	int ret = 0;
268 
269 	if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features)
270 		return -ENOENT;
271 
272 	mutex_lock(&adev->pm.mutex);
273 
274 	ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle);
275 
276 	mutex_unlock(&adev->pm.mutex);
277 
278 	return ret;
279 }
280 
amdgpu_dpm_baco_reset(struct amdgpu_device * adev)281 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
282 {
283 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
284 	void *pp_handle = adev->powerplay.pp_handle;
285 	int ret = 0;
286 
287 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
288 		return -ENOENT;
289 
290 	mutex_lock(&adev->pm.mutex);
291 
292 	/* enter BACO state */
293 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
294 	if (ret)
295 		goto out;
296 
297 	/* exit BACO state */
298 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
299 
300 out:
301 	mutex_unlock(&adev->pm.mutex);
302 	return ret;
303 }
304 
amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device * adev)305 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
306 {
307 	struct smu_context *smu = adev->powerplay.pp_handle;
308 	bool support_mode1_reset = false;
309 
310 	if (is_support_sw_smu(adev)) {
311 		mutex_lock(&adev->pm.mutex);
312 		support_mode1_reset = smu_mode1_reset_is_support(smu);
313 		mutex_unlock(&adev->pm.mutex);
314 	}
315 
316 	return support_mode1_reset;
317 }
318 
amdgpu_dpm_mode1_reset(struct amdgpu_device * adev)319 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
320 {
321 	struct smu_context *smu = adev->powerplay.pp_handle;
322 	int ret = -EOPNOTSUPP;
323 
324 	if (is_support_sw_smu(adev)) {
325 		mutex_lock(&adev->pm.mutex);
326 		ret = smu_mode1_reset(smu);
327 		mutex_unlock(&adev->pm.mutex);
328 	}
329 
330 	return ret;
331 }
332 
amdgpu_dpm_is_link_reset_supported(struct amdgpu_device * adev)333 bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev)
334 {
335 	struct smu_context *smu = adev->powerplay.pp_handle;
336 	bool support_link_reset = false;
337 
338 	if (is_support_sw_smu(adev)) {
339 		mutex_lock(&adev->pm.mutex);
340 		support_link_reset = smu_link_reset_is_support(smu);
341 		mutex_unlock(&adev->pm.mutex);
342 	}
343 
344 	return support_link_reset;
345 }
346 
amdgpu_dpm_link_reset(struct amdgpu_device * adev)347 int amdgpu_dpm_link_reset(struct amdgpu_device *adev)
348 {
349 	struct smu_context *smu = adev->powerplay.pp_handle;
350 	int ret = -EOPNOTSUPP;
351 
352 	if (is_support_sw_smu(adev)) {
353 		mutex_lock(&adev->pm.mutex);
354 		ret = smu_link_reset(smu);
355 		mutex_unlock(&adev->pm.mutex);
356 	}
357 
358 	return ret;
359 }
360 
amdgpu_dpm_switch_power_profile(struct amdgpu_device * adev,enum PP_SMC_POWER_PROFILE type,bool en)361 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
362 				    enum PP_SMC_POWER_PROFILE type,
363 				    bool en)
364 {
365 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
366 	int ret = 0;
367 
368 	if (amdgpu_sriov_vf(adev))
369 		return 0;
370 
371 	if (pp_funcs && pp_funcs->switch_power_profile) {
372 		mutex_lock(&adev->pm.mutex);
373 		ret = pp_funcs->switch_power_profile(
374 			adev->powerplay.pp_handle, type, en);
375 		mutex_unlock(&adev->pm.mutex);
376 	}
377 
378 	return ret;
379 }
380 
amdgpu_dpm_pause_power_profile(struct amdgpu_device * adev,bool pause)381 int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev,
382 				   bool pause)
383 {
384 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
385 	int ret = 0;
386 
387 	if (amdgpu_sriov_vf(adev))
388 		return 0;
389 
390 	if (pp_funcs && pp_funcs->pause_power_profile) {
391 		mutex_lock(&adev->pm.mutex);
392 		ret = pp_funcs->pause_power_profile(
393 			adev->powerplay.pp_handle, pause);
394 		mutex_unlock(&adev->pm.mutex);
395 	}
396 
397 	return ret;
398 }
399 
amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device * adev,uint32_t pstate)400 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
401 			       uint32_t pstate)
402 {
403 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
404 	int ret = 0;
405 
406 	if (pp_funcs && pp_funcs->set_xgmi_pstate) {
407 		mutex_lock(&adev->pm.mutex);
408 		ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
409 								pstate);
410 		mutex_unlock(&adev->pm.mutex);
411 	}
412 
413 	return ret;
414 }
415 
amdgpu_dpm_set_df_cstate(struct amdgpu_device * adev,uint32_t cstate)416 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
417 			     uint32_t cstate)
418 {
419 	int ret = 0;
420 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
421 	void *pp_handle = adev->powerplay.pp_handle;
422 
423 	if (pp_funcs && pp_funcs->set_df_cstate) {
424 		mutex_lock(&adev->pm.mutex);
425 		ret = pp_funcs->set_df_cstate(pp_handle, cstate);
426 		mutex_unlock(&adev->pm.mutex);
427 	}
428 
429 	return ret;
430 }
431 
amdgpu_dpm_get_pm_policy_info(struct amdgpu_device * adev,enum pp_pm_policy p_type,char * buf)432 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
433 				      enum pp_pm_policy p_type, char *buf)
434 {
435 	struct smu_context *smu = adev->powerplay.pp_handle;
436 	int ret = -EOPNOTSUPP;
437 
438 	if (is_support_sw_smu(adev)) {
439 		mutex_lock(&adev->pm.mutex);
440 		ret = smu_get_pm_policy_info(smu, p_type, buf);
441 		mutex_unlock(&adev->pm.mutex);
442 	}
443 
444 	return ret;
445 }
446 
amdgpu_dpm_set_pm_policy(struct amdgpu_device * adev,int policy_type,int policy_level)447 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
448 			     int policy_level)
449 {
450 	struct smu_context *smu = adev->powerplay.pp_handle;
451 	int ret = -EOPNOTSUPP;
452 
453 	if (is_support_sw_smu(adev)) {
454 		mutex_lock(&adev->pm.mutex);
455 		ret = smu_set_pm_policy(smu, policy_type, policy_level);
456 		mutex_unlock(&adev->pm.mutex);
457 	}
458 
459 	return ret;
460 }
461 
amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device * adev)462 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
463 {
464 	void *pp_handle = adev->powerplay.pp_handle;
465 	const struct amd_pm_funcs *pp_funcs =
466 			adev->powerplay.pp_funcs;
467 	int ret = 0;
468 
469 	if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
470 		mutex_lock(&adev->pm.mutex);
471 		ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
472 		mutex_unlock(&adev->pm.mutex);
473 	}
474 
475 	return ret;
476 }
477 
amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device * adev,uint32_t msg_id)478 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
479 				      uint32_t msg_id)
480 {
481 	void *pp_handle = adev->powerplay.pp_handle;
482 	const struct amd_pm_funcs *pp_funcs =
483 			adev->powerplay.pp_funcs;
484 	int ret = 0;
485 
486 	if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
487 		mutex_lock(&adev->pm.mutex);
488 		ret = pp_funcs->set_clockgating_by_smu(pp_handle,
489 						       msg_id);
490 		mutex_unlock(&adev->pm.mutex);
491 	}
492 
493 	return ret;
494 }
495 
amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device * adev,bool acquire)496 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
497 				  bool acquire)
498 {
499 	void *pp_handle = adev->powerplay.pp_handle;
500 	const struct amd_pm_funcs *pp_funcs =
501 			adev->powerplay.pp_funcs;
502 	int ret = -EOPNOTSUPP;
503 
504 	if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
505 		mutex_lock(&adev->pm.mutex);
506 		ret = pp_funcs->smu_i2c_bus_access(pp_handle,
507 						   acquire);
508 		mutex_unlock(&adev->pm.mutex);
509 	}
510 
511 	return ret;
512 }
513 
amdgpu_pm_acpi_event_handler(struct amdgpu_device * adev)514 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
515 {
516 	if (adev->pm.dpm_enabled) {
517 		mutex_lock(&adev->pm.mutex);
518 		if (power_supply_is_system_supplied() > 0)
519 			adev->pm.ac_power = true;
520 		else
521 			adev->pm.ac_power = false;
522 
523 		if (adev->powerplay.pp_funcs &&
524 		    adev->powerplay.pp_funcs->enable_bapm)
525 			amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power);
526 
527 		if (is_support_sw_smu(adev))
528 			smu_set_ac_dc(adev->powerplay.pp_handle);
529 
530 		mutex_unlock(&adev->pm.mutex);
531 	}
532 }
533 
amdgpu_dpm_read_sensor(struct amdgpu_device * adev,enum amd_pp_sensors sensor,void * data,uint32_t * size)534 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
535 			   void *data, uint32_t *size)
536 {
537 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
538 	int ret = -EINVAL;
539 
540 	if (!data || !size)
541 		return -EINVAL;
542 
543 	if (pp_funcs && pp_funcs->read_sensor) {
544 		mutex_lock(&adev->pm.mutex);
545 		ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
546 					    sensor,
547 					    data,
548 					    size);
549 		mutex_unlock(&adev->pm.mutex);
550 	}
551 
552 	return ret;
553 }
554 
amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device * adev,uint32_t * limit)555 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit)
556 {
557 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
558 	int ret = -EOPNOTSUPP;
559 
560 	if (pp_funcs && pp_funcs->get_apu_thermal_limit) {
561 		mutex_lock(&adev->pm.mutex);
562 		ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit);
563 		mutex_unlock(&adev->pm.mutex);
564 	}
565 
566 	return ret;
567 }
568 
amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device * adev,uint32_t limit)569 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit)
570 {
571 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
572 	int ret = -EOPNOTSUPP;
573 
574 	if (pp_funcs && pp_funcs->set_apu_thermal_limit) {
575 		mutex_lock(&adev->pm.mutex);
576 		ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit);
577 		mutex_unlock(&adev->pm.mutex);
578 	}
579 
580 	return ret;
581 }
582 
amdgpu_dpm_compute_clocks(struct amdgpu_device * adev)583 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
584 {
585 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
586 	int i;
587 
588 	if (!adev->pm.dpm_enabled)
589 		return;
590 
591 	if (!pp_funcs->pm_compute_clocks)
592 		return;
593 
594 	if (adev->mode_info.num_crtc)
595 		amdgpu_display_bandwidth_update(adev);
596 
597 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
598 		struct amdgpu_ring *ring = adev->rings[i];
599 		if (ring && ring->sched.ready)
600 			amdgpu_fence_wait_empty(ring);
601 	}
602 
603 	mutex_lock(&adev->pm.mutex);
604 	pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
605 	mutex_unlock(&adev->pm.mutex);
606 }
607 
amdgpu_dpm_enable_uvd(struct amdgpu_device * adev,bool enable)608 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
609 {
610 	int ret = 0;
611 
612 	if (adev->family == AMDGPU_FAMILY_SI) {
613 		mutex_lock(&adev->pm.mutex);
614 		if (enable) {
615 			adev->pm.dpm.uvd_active = true;
616 			adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
617 		} else {
618 			adev->pm.dpm.uvd_active = false;
619 		}
620 		mutex_unlock(&adev->pm.mutex);
621 
622 		amdgpu_dpm_compute_clocks(adev);
623 		return;
624 	}
625 
626 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
627 	if (ret)
628 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
629 			  enable ? "enable" : "disable", ret);
630 }
631 
amdgpu_dpm_enable_vcn(struct amdgpu_device * adev,bool enable,int inst)632 void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst)
633 {
634 	int ret = 0;
635 
636 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst);
637 	if (ret)
638 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
639 			  enable ? "enable" : "disable", ret);
640 }
641 
amdgpu_dpm_enable_vce(struct amdgpu_device * adev,bool enable)642 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
643 {
644 	int ret = 0;
645 
646 	if (adev->family == AMDGPU_FAMILY_SI) {
647 		mutex_lock(&adev->pm.mutex);
648 		if (enable) {
649 			adev->pm.dpm.vce_active = true;
650 			/* XXX select vce level based on ring/task */
651 			adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
652 		} else {
653 			adev->pm.dpm.vce_active = false;
654 		}
655 		mutex_unlock(&adev->pm.mutex);
656 
657 		amdgpu_dpm_compute_clocks(adev);
658 		return;
659 	}
660 
661 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
662 	if (ret)
663 		DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
664 			  enable ? "enable" : "disable", ret);
665 }
666 
amdgpu_dpm_enable_jpeg(struct amdgpu_device * adev,bool enable)667 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
668 {
669 	int ret = 0;
670 
671 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
672 	if (ret)
673 		DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
674 			  enable ? "enable" : "disable", ret);
675 }
676 
amdgpu_dpm_enable_vpe(struct amdgpu_device * adev,bool enable)677 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
678 {
679 	int ret = 0;
680 
681 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
682 	if (ret)
683 		DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
684 			  enable ? "enable" : "disable", ret);
685 }
686 
amdgpu_pm_load_smu_firmware(struct amdgpu_device * adev,uint32_t * smu_version)687 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
688 {
689 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
690 	int r = 0;
691 
692 	if (!pp_funcs || !pp_funcs->load_firmware ||
693 	    (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
694 		return 0;
695 
696 	mutex_lock(&adev->pm.mutex);
697 	r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
698 	if (r) {
699 		pr_err("smu firmware loading failed\n");
700 		goto out;
701 	}
702 
703 	if (smu_version)
704 		*smu_version = adev->pm.fw_version;
705 
706 out:
707 	mutex_unlock(&adev->pm.mutex);
708 	return r;
709 }
710 
amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device * adev,bool enable)711 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
712 {
713 	int ret = 0;
714 
715 	if (is_support_sw_smu(adev)) {
716 		mutex_lock(&adev->pm.mutex);
717 		ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
718 						 enable);
719 		mutex_unlock(&adev->pm.mutex);
720 	}
721 
722 	return ret;
723 }
724 
amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device * adev,uint32_t size)725 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
726 {
727 	struct smu_context *smu = adev->powerplay.pp_handle;
728 	int ret = 0;
729 
730 	if (!is_support_sw_smu(adev))
731 		return -EOPNOTSUPP;
732 
733 	mutex_lock(&adev->pm.mutex);
734 	ret = smu_send_hbm_bad_pages_num(smu, size);
735 	mutex_unlock(&adev->pm.mutex);
736 
737 	return ret;
738 }
739 
amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device * adev,uint32_t size)740 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
741 {
742 	struct smu_context *smu = adev->powerplay.pp_handle;
743 	int ret = 0;
744 
745 	if (!is_support_sw_smu(adev))
746 		return -EOPNOTSUPP;
747 
748 	mutex_lock(&adev->pm.mutex);
749 	ret = smu_send_hbm_bad_channel_flag(smu, size);
750 	mutex_unlock(&adev->pm.mutex);
751 
752 	return ret;
753 }
754 
amdgpu_dpm_send_rma_reason(struct amdgpu_device * adev)755 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
756 {
757 	struct smu_context *smu = adev->powerplay.pp_handle;
758 	int ret;
759 
760 	if (!is_support_sw_smu(adev))
761 		return -EOPNOTSUPP;
762 
763 	mutex_lock(&adev->pm.mutex);
764 	ret = smu_send_rma_reason(smu);
765 	mutex_unlock(&adev->pm.mutex);
766 
767 	if (adev->cper.enabled)
768 		if (amdgpu_cper_generate_bp_threshold_record(adev))
769 			dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");
770 
771 	return ret;
772 }
773 
774 /**
775  * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported
776  * @adev: amdgpu_device pointer
777  *
778  * This function checks if the SMU supports resetting the SDMA engine.
779  * It returns false if the hardware does not support software SMU or
780  * if the feature is not supported.
781  */
amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device * adev)782 bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev)
783 {
784 	struct smu_context *smu = adev->powerplay.pp_handle;
785 	bool ret;
786 
787 	if (!is_support_sw_smu(adev))
788 		return false;
789 
790 	mutex_lock(&adev->pm.mutex);
791 	ret = smu_reset_sdma_is_supported(smu);
792 	mutex_unlock(&adev->pm.mutex);
793 
794 	return ret;
795 }
796 
amdgpu_dpm_reset_sdma(struct amdgpu_device * adev,uint32_t inst_mask)797 int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask)
798 {
799 	struct smu_context *smu = adev->powerplay.pp_handle;
800 	int ret;
801 
802 	if (!is_support_sw_smu(adev))
803 		return -EOPNOTSUPP;
804 
805 	mutex_lock(&adev->pm.mutex);
806 	ret = smu_reset_sdma(smu, inst_mask);
807 	mutex_unlock(&adev->pm.mutex);
808 
809 	return ret;
810 }
811 
amdgpu_dpm_reset_vcn(struct amdgpu_device * adev,uint32_t inst_mask)812 int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask)
813 {
814 	struct smu_context *smu = adev->powerplay.pp_handle;
815 	int ret;
816 
817 	if (!is_support_sw_smu(adev))
818 		return -EOPNOTSUPP;
819 
820 	mutex_lock(&adev->pm.mutex);
821 	ret = smu_reset_vcn(smu, inst_mask);
822 	mutex_unlock(&adev->pm.mutex);
823 
824 	return ret;
825 }
826 
amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t * min,uint32_t * max)827 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
828 				  enum pp_clock_type type,
829 				  uint32_t *min,
830 				  uint32_t *max)
831 {
832 	int ret = 0;
833 
834 	if (type != PP_SCLK)
835 		return -EINVAL;
836 
837 	if (!is_support_sw_smu(adev))
838 		return -EOPNOTSUPP;
839 
840 	mutex_lock(&adev->pm.mutex);
841 	ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
842 				     SMU_SCLK,
843 				     min,
844 				     max);
845 	mutex_unlock(&adev->pm.mutex);
846 
847 	return ret;
848 }
849 
amdgpu_dpm_set_soft_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t min,uint32_t max)850 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
851 				   enum pp_clock_type type,
852 				   uint32_t min,
853 				   uint32_t max)
854 {
855 	struct smu_context *smu = adev->powerplay.pp_handle;
856 
857 	if (!is_support_sw_smu(adev))
858 		return -EOPNOTSUPP;
859 
860 	guard(mutex)(&adev->pm.mutex);
861 
862 	return smu_set_soft_freq_range(smu,
863 				      type,
864 				      min,
865 				      max);
866 }
867 
amdgpu_dpm_write_watermarks_table(struct amdgpu_device * adev)868 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
869 {
870 	struct smu_context *smu = adev->powerplay.pp_handle;
871 	int ret = 0;
872 
873 	if (!is_support_sw_smu(adev))
874 		return 0;
875 
876 	mutex_lock(&adev->pm.mutex);
877 	ret = smu_write_watermarks_table(smu);
878 	mutex_unlock(&adev->pm.mutex);
879 
880 	return ret;
881 }
882 
amdgpu_dpm_wait_for_event(struct amdgpu_device * adev,enum smu_event_type event,uint64_t event_arg)883 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
884 			      enum smu_event_type event,
885 			      uint64_t event_arg)
886 {
887 	struct smu_context *smu = adev->powerplay.pp_handle;
888 	int ret = 0;
889 
890 	if (!is_support_sw_smu(adev))
891 		return -EOPNOTSUPP;
892 
893 	mutex_lock(&adev->pm.mutex);
894 	ret = smu_wait_for_event(smu, event, event_arg);
895 	mutex_unlock(&adev->pm.mutex);
896 
897 	return ret;
898 }
899 
amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device * adev,bool value)900 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value)
901 {
902 	struct smu_context *smu = adev->powerplay.pp_handle;
903 	int ret = 0;
904 
905 	if (!is_support_sw_smu(adev))
906 		return -EOPNOTSUPP;
907 
908 	mutex_lock(&adev->pm.mutex);
909 	ret = smu_set_residency_gfxoff(smu, value);
910 	mutex_unlock(&adev->pm.mutex);
911 
912 	return ret;
913 }
914 
amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device * adev,u32 * value)915 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value)
916 {
917 	struct smu_context *smu = adev->powerplay.pp_handle;
918 	int ret = 0;
919 
920 	if (!is_support_sw_smu(adev))
921 		return -EOPNOTSUPP;
922 
923 	mutex_lock(&adev->pm.mutex);
924 	ret = smu_get_residency_gfxoff(smu, value);
925 	mutex_unlock(&adev->pm.mutex);
926 
927 	return ret;
928 }
929 
amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device * adev,u64 * value)930 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value)
931 {
932 	struct smu_context *smu = adev->powerplay.pp_handle;
933 	int ret = 0;
934 
935 	if (!is_support_sw_smu(adev))
936 		return -EOPNOTSUPP;
937 
938 	mutex_lock(&adev->pm.mutex);
939 	ret = smu_get_entrycount_gfxoff(smu, value);
940 	mutex_unlock(&adev->pm.mutex);
941 
942 	return ret;
943 }
944 
amdgpu_dpm_get_status_gfxoff(struct amdgpu_device * adev,uint32_t * value)945 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
946 {
947 	struct smu_context *smu = adev->powerplay.pp_handle;
948 	int ret = 0;
949 
950 	if (!is_support_sw_smu(adev))
951 		return -EOPNOTSUPP;
952 
953 	mutex_lock(&adev->pm.mutex);
954 	ret = smu_get_status_gfxoff(smu, value);
955 	mutex_unlock(&adev->pm.mutex);
956 
957 	return ret;
958 }
959 
amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device * adev)960 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
961 {
962 	struct smu_context *smu = adev->powerplay.pp_handle;
963 
964 	if (!is_support_sw_smu(adev))
965 		return 0;
966 
967 	return atomic64_read(&smu->throttle_int_counter);
968 }
969 
970 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
971  * @adev: amdgpu_device pointer
972  * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
973  *
974  */
amdgpu_dpm_gfx_state_change(struct amdgpu_device * adev,enum gfx_change_state state)975 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
976 				 enum gfx_change_state state)
977 {
978 	mutex_lock(&adev->pm.mutex);
979 	if (adev->powerplay.pp_funcs &&
980 	    adev->powerplay.pp_funcs->gfx_state_change_set)
981 		((adev)->powerplay.pp_funcs->gfx_state_change_set(
982 			(adev)->powerplay.pp_handle, state));
983 	mutex_unlock(&adev->pm.mutex);
984 }
985 
amdgpu_dpm_get_ecc_info(struct amdgpu_device * adev,void * umc_ecc)986 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
987 			    void *umc_ecc)
988 {
989 	struct smu_context *smu = adev->powerplay.pp_handle;
990 	int ret = 0;
991 
992 	if (!is_support_sw_smu(adev))
993 		return -EOPNOTSUPP;
994 
995 	mutex_lock(&adev->pm.mutex);
996 	ret = smu_get_ecc_info(smu, umc_ecc);
997 	mutex_unlock(&adev->pm.mutex);
998 
999 	return ret;
1000 }
1001 
amdgpu_dpm_get_vce_clock_state(struct amdgpu_device * adev,uint32_t idx)1002 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
1003 						     uint32_t idx)
1004 {
1005 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1006 	struct amd_vce_state *vstate = NULL;
1007 
1008 	if (!pp_funcs->get_vce_clock_state)
1009 		return NULL;
1010 
1011 	mutex_lock(&adev->pm.mutex);
1012 	vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
1013 					       idx);
1014 	mutex_unlock(&adev->pm.mutex);
1015 
1016 	return vstate;
1017 }
1018 
amdgpu_dpm_get_current_power_state(struct amdgpu_device * adev,enum amd_pm_state_type * state)1019 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
1020 					enum amd_pm_state_type *state)
1021 {
1022 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1023 
1024 	mutex_lock(&adev->pm.mutex);
1025 
1026 	if (!pp_funcs->get_current_power_state) {
1027 		*state = adev->pm.dpm.user_state;
1028 		goto out;
1029 	}
1030 
1031 	*state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
1032 	if (*state < POWER_STATE_TYPE_DEFAULT ||
1033 	    *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
1034 		*state = adev->pm.dpm.user_state;
1035 
1036 out:
1037 	mutex_unlock(&adev->pm.mutex);
1038 }
1039 
amdgpu_dpm_set_power_state(struct amdgpu_device * adev,enum amd_pm_state_type state)1040 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
1041 				enum amd_pm_state_type state)
1042 {
1043 	mutex_lock(&adev->pm.mutex);
1044 	adev->pm.dpm.user_state = state;
1045 	mutex_unlock(&adev->pm.mutex);
1046 
1047 	if (is_support_sw_smu(adev))
1048 		return;
1049 
1050 	if (amdgpu_dpm_dispatch_task(adev,
1051 				     AMD_PP_TASK_ENABLE_USER_STATE,
1052 				     &state) == -EOPNOTSUPP)
1053 		amdgpu_dpm_compute_clocks(adev);
1054 }
1055 
amdgpu_dpm_get_performance_level(struct amdgpu_device * adev)1056 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
1057 {
1058 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1059 	enum amd_dpm_forced_level level;
1060 
1061 	if (!pp_funcs)
1062 		return AMD_DPM_FORCED_LEVEL_AUTO;
1063 
1064 	mutex_lock(&adev->pm.mutex);
1065 	if (pp_funcs->get_performance_level)
1066 		level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
1067 	else
1068 		level = adev->pm.dpm.forced_level;
1069 	mutex_unlock(&adev->pm.mutex);
1070 
1071 	return level;
1072 }
1073 
amdgpu_dpm_enter_umd_state(struct amdgpu_device * adev)1074 static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev)
1075 {
1076 	/* enter UMD Pstate */
1077 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1078 					       AMD_PG_STATE_UNGATE);
1079 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1080 					       AMD_CG_STATE_UNGATE);
1081 }
1082 
amdgpu_dpm_exit_umd_state(struct amdgpu_device * adev)1083 static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev)
1084 {
1085 	/* exit UMD Pstate */
1086 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1087 					       AMD_CG_STATE_GATE);
1088 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1089 					       AMD_PG_STATE_GATE);
1090 }
1091 
amdgpu_dpm_force_performance_level(struct amdgpu_device * adev,enum amd_dpm_forced_level level)1092 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
1093 				       enum amd_dpm_forced_level level)
1094 {
1095 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1096 	enum amd_dpm_forced_level current_level;
1097 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1098 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1099 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1100 					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1101 
1102 	if (!pp_funcs || !pp_funcs->force_performance_level)
1103 		return 0;
1104 
1105 	if (adev->pm.dpm.thermal_active)
1106 		return -EINVAL;
1107 
1108 	current_level = amdgpu_dpm_get_performance_level(adev);
1109 	if (current_level == level)
1110 		return 0;
1111 
1112 	if (!(current_level & profile_mode_mask) &&
1113 	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
1114 		return -EINVAL;
1115 
1116 	if (adev->asic_type == CHIP_RAVEN) {
1117 		if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
1118 			if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1119 			    level == AMD_DPM_FORCED_LEVEL_MANUAL)
1120 				amdgpu_gfx_off_ctrl(adev, false);
1121 			else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
1122 				 level != AMD_DPM_FORCED_LEVEL_MANUAL)
1123 				amdgpu_gfx_off_ctrl(adev, true);
1124 		}
1125 	}
1126 
1127 	if (!(current_level & profile_mode_mask) && (level & profile_mode_mask))
1128 		amdgpu_dpm_enter_umd_state(adev);
1129 	else if ((current_level & profile_mode_mask) &&
1130 		 !(level & profile_mode_mask))
1131 		amdgpu_dpm_exit_umd_state(adev);
1132 
1133 	mutex_lock(&adev->pm.mutex);
1134 
1135 	if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
1136 					      level)) {
1137 		mutex_unlock(&adev->pm.mutex);
1138 		/* If new level failed, retain the umd state as before */
1139 		if (!(current_level & profile_mode_mask) &&
1140 		    (level & profile_mode_mask))
1141 			amdgpu_dpm_exit_umd_state(adev);
1142 		else if ((current_level & profile_mode_mask) &&
1143 			 !(level & profile_mode_mask))
1144 			amdgpu_dpm_enter_umd_state(adev);
1145 
1146 		return -EINVAL;
1147 	}
1148 
1149 	adev->pm.dpm.forced_level = level;
1150 
1151 	mutex_unlock(&adev->pm.mutex);
1152 
1153 	return 0;
1154 }
1155 
amdgpu_dpm_get_pp_num_states(struct amdgpu_device * adev,struct pp_states_info * states)1156 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
1157 				 struct pp_states_info *states)
1158 {
1159 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1160 	int ret = 0;
1161 
1162 	if (!pp_funcs->get_pp_num_states)
1163 		return -EOPNOTSUPP;
1164 
1165 	mutex_lock(&adev->pm.mutex);
1166 	ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
1167 					  states);
1168 	mutex_unlock(&adev->pm.mutex);
1169 
1170 	return ret;
1171 }
1172 
amdgpu_dpm_dispatch_task(struct amdgpu_device * adev,enum amd_pp_task task_id,enum amd_pm_state_type * user_state)1173 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
1174 			      enum amd_pp_task task_id,
1175 			      enum amd_pm_state_type *user_state)
1176 {
1177 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1178 	int ret = 0;
1179 
1180 	if (!pp_funcs->dispatch_tasks)
1181 		return -EOPNOTSUPP;
1182 
1183 	mutex_lock(&adev->pm.mutex);
1184 	ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
1185 				       task_id,
1186 				       user_state);
1187 	mutex_unlock(&adev->pm.mutex);
1188 
1189 	return ret;
1190 }
1191 
amdgpu_dpm_get_pp_table(struct amdgpu_device * adev,char ** table)1192 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table)
1193 {
1194 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1195 	int ret = 0;
1196 
1197 	if (!pp_funcs->get_pp_table)
1198 		return 0;
1199 
1200 	mutex_lock(&adev->pm.mutex);
1201 	ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
1202 				     table);
1203 	mutex_unlock(&adev->pm.mutex);
1204 
1205 	return ret;
1206 }
1207 
amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1208 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
1209 				      uint32_t type,
1210 				      long *input,
1211 				      uint32_t size)
1212 {
1213 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1214 	int ret = 0;
1215 
1216 	if (!pp_funcs->set_fine_grain_clk_vol)
1217 		return 0;
1218 
1219 	mutex_lock(&adev->pm.mutex);
1220 	ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
1221 					       type,
1222 					       input,
1223 					       size);
1224 	mutex_unlock(&adev->pm.mutex);
1225 
1226 	return ret;
1227 }
1228 
amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1229 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
1230 				  uint32_t type,
1231 				  long *input,
1232 				  uint32_t size)
1233 {
1234 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1235 	int ret = 0;
1236 
1237 	if (!pp_funcs->odn_edit_dpm_table)
1238 		return 0;
1239 
1240 	mutex_lock(&adev->pm.mutex);
1241 	ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
1242 					   type,
1243 					   input,
1244 					   size);
1245 	mutex_unlock(&adev->pm.mutex);
1246 
1247 	return ret;
1248 }
1249 
amdgpu_dpm_print_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf)1250 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
1251 				  enum pp_clock_type type,
1252 				  char *buf)
1253 {
1254 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1255 	int ret = 0;
1256 
1257 	if (!pp_funcs->print_clock_levels)
1258 		return 0;
1259 
1260 	mutex_lock(&adev->pm.mutex);
1261 	ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
1262 					   type,
1263 					   buf);
1264 	mutex_unlock(&adev->pm.mutex);
1265 
1266 	return ret;
1267 }
1268 
amdgpu_dpm_emit_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf,int * offset)1269 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
1270 				  enum pp_clock_type type,
1271 				  char *buf,
1272 				  int *offset)
1273 {
1274 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1275 	int ret = 0;
1276 
1277 	if (!pp_funcs->emit_clock_levels)
1278 		return -ENOENT;
1279 
1280 	mutex_lock(&adev->pm.mutex);
1281 	ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
1282 					   type,
1283 					   buf,
1284 					   offset);
1285 	mutex_unlock(&adev->pm.mutex);
1286 
1287 	return ret;
1288 }
1289 
amdgpu_dpm_set_ppfeature_status(struct amdgpu_device * adev,uint64_t ppfeature_masks)1290 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1291 				    uint64_t ppfeature_masks)
1292 {
1293 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1294 	int ret = 0;
1295 
1296 	if (!pp_funcs->set_ppfeature_status)
1297 		return 0;
1298 
1299 	mutex_lock(&adev->pm.mutex);
1300 	ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1301 					     ppfeature_masks);
1302 	mutex_unlock(&adev->pm.mutex);
1303 
1304 	return ret;
1305 }
1306 
amdgpu_dpm_get_ppfeature_status(struct amdgpu_device * adev,char * buf)1307 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1308 {
1309 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1310 	int ret = 0;
1311 
1312 	if (!pp_funcs->get_ppfeature_status)
1313 		return 0;
1314 
1315 	mutex_lock(&adev->pm.mutex);
1316 	ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1317 					     buf);
1318 	mutex_unlock(&adev->pm.mutex);
1319 
1320 	return ret;
1321 }
1322 
amdgpu_dpm_force_clock_level(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t mask)1323 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1324 				 enum pp_clock_type type,
1325 				 uint32_t mask)
1326 {
1327 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1328 	int ret = 0;
1329 
1330 	if (!pp_funcs->force_clock_level)
1331 		return 0;
1332 
1333 	mutex_lock(&adev->pm.mutex);
1334 	ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1335 					  type,
1336 					  mask);
1337 	mutex_unlock(&adev->pm.mutex);
1338 
1339 	return ret;
1340 }
1341 
amdgpu_dpm_get_sclk_od(struct amdgpu_device * adev)1342 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1343 {
1344 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1345 	int ret = 0;
1346 
1347 	if (!pp_funcs->get_sclk_od)
1348 		return -EOPNOTSUPP;
1349 
1350 	mutex_lock(&adev->pm.mutex);
1351 	ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1352 	mutex_unlock(&adev->pm.mutex);
1353 
1354 	return ret;
1355 }
1356 
amdgpu_dpm_set_sclk_od(struct amdgpu_device * adev,uint32_t value)1357 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1358 {
1359 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1360 
1361 	if (is_support_sw_smu(adev))
1362 		return -EOPNOTSUPP;
1363 
1364 	mutex_lock(&adev->pm.mutex);
1365 	if (pp_funcs->set_sclk_od)
1366 		pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1367 	mutex_unlock(&adev->pm.mutex);
1368 
1369 	if (amdgpu_dpm_dispatch_task(adev,
1370 				     AMD_PP_TASK_READJUST_POWER_STATE,
1371 				     NULL) == -EOPNOTSUPP) {
1372 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1373 		amdgpu_dpm_compute_clocks(adev);
1374 	}
1375 
1376 	return 0;
1377 }
1378 
amdgpu_dpm_get_mclk_od(struct amdgpu_device * adev)1379 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1380 {
1381 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1382 	int ret = 0;
1383 
1384 	if (!pp_funcs->get_mclk_od)
1385 		return -EOPNOTSUPP;
1386 
1387 	mutex_lock(&adev->pm.mutex);
1388 	ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1389 	mutex_unlock(&adev->pm.mutex);
1390 
1391 	return ret;
1392 }
1393 
amdgpu_dpm_set_mclk_od(struct amdgpu_device * adev,uint32_t value)1394 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1395 {
1396 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1397 
1398 	if (is_support_sw_smu(adev))
1399 		return -EOPNOTSUPP;
1400 
1401 	mutex_lock(&adev->pm.mutex);
1402 	if (pp_funcs->set_mclk_od)
1403 		pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1404 	mutex_unlock(&adev->pm.mutex);
1405 
1406 	if (amdgpu_dpm_dispatch_task(adev,
1407 				     AMD_PP_TASK_READJUST_POWER_STATE,
1408 				     NULL) == -EOPNOTSUPP) {
1409 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1410 		amdgpu_dpm_compute_clocks(adev);
1411 	}
1412 
1413 	return 0;
1414 }
1415 
amdgpu_dpm_get_power_profile_mode(struct amdgpu_device * adev,char * buf)1416 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1417 				      char *buf)
1418 {
1419 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1420 	int ret = 0;
1421 
1422 	if (!pp_funcs->get_power_profile_mode)
1423 		return -EOPNOTSUPP;
1424 
1425 	mutex_lock(&adev->pm.mutex);
1426 	ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1427 					       buf);
1428 	mutex_unlock(&adev->pm.mutex);
1429 
1430 	return ret;
1431 }
1432 
amdgpu_dpm_set_power_profile_mode(struct amdgpu_device * adev,long * input,uint32_t size)1433 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1434 				      long *input, uint32_t size)
1435 {
1436 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1437 	int ret = 0;
1438 
1439 	if (!pp_funcs->set_power_profile_mode)
1440 		return 0;
1441 
1442 	mutex_lock(&adev->pm.mutex);
1443 	ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1444 					       input,
1445 					       size);
1446 	mutex_unlock(&adev->pm.mutex);
1447 
1448 	return ret;
1449 }
1450 
amdgpu_dpm_get_gpu_metrics(struct amdgpu_device * adev,void ** table)1451 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
1452 {
1453 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1454 	int ret = 0;
1455 
1456 	if (!pp_funcs->get_gpu_metrics)
1457 		return 0;
1458 
1459 	mutex_lock(&adev->pm.mutex);
1460 	ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1461 					table);
1462 	mutex_unlock(&adev->pm.mutex);
1463 
1464 	return ret;
1465 }
1466 
amdgpu_dpm_get_pm_metrics(struct amdgpu_device * adev,void * pm_metrics,size_t size)1467 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
1468 				  size_t size)
1469 {
1470 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1471 	int ret = 0;
1472 
1473 	if (!pp_funcs->get_pm_metrics)
1474 		return -EOPNOTSUPP;
1475 
1476 	mutex_lock(&adev->pm.mutex);
1477 	ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
1478 				       size);
1479 	mutex_unlock(&adev->pm.mutex);
1480 
1481 	return ret;
1482 }
1483 
amdgpu_dpm_get_fan_control_mode(struct amdgpu_device * adev,uint32_t * fan_mode)1484 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1485 				    uint32_t *fan_mode)
1486 {
1487 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1488 	int ret = 0;
1489 
1490 	if (!pp_funcs->get_fan_control_mode)
1491 		return -EOPNOTSUPP;
1492 
1493 	mutex_lock(&adev->pm.mutex);
1494 	ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1495 					     fan_mode);
1496 	mutex_unlock(&adev->pm.mutex);
1497 
1498 	return ret;
1499 }
1500 
amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device * adev,uint32_t speed)1501 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1502 				 uint32_t speed)
1503 {
1504 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1505 	int ret = 0;
1506 
1507 	if (!pp_funcs->set_fan_speed_pwm)
1508 		return -EOPNOTSUPP;
1509 
1510 	mutex_lock(&adev->pm.mutex);
1511 	ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1512 					  speed);
1513 	mutex_unlock(&adev->pm.mutex);
1514 
1515 	return ret;
1516 }
1517 
amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device * adev,uint32_t * speed)1518 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1519 				 uint32_t *speed)
1520 {
1521 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1522 	int ret = 0;
1523 
1524 	if (!pp_funcs->get_fan_speed_pwm)
1525 		return -EOPNOTSUPP;
1526 
1527 	mutex_lock(&adev->pm.mutex);
1528 	ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1529 					  speed);
1530 	mutex_unlock(&adev->pm.mutex);
1531 
1532 	return ret;
1533 }
1534 
amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device * adev,uint32_t * speed)1535 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1536 				 uint32_t *speed)
1537 {
1538 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1539 	int ret = 0;
1540 
1541 	if (!pp_funcs->get_fan_speed_rpm)
1542 		return -EOPNOTSUPP;
1543 
1544 	mutex_lock(&adev->pm.mutex);
1545 	ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1546 					  speed);
1547 	mutex_unlock(&adev->pm.mutex);
1548 
1549 	return ret;
1550 }
1551 
amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device * adev,uint32_t speed)1552 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1553 				 uint32_t speed)
1554 {
1555 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1556 	int ret = 0;
1557 
1558 	if (!pp_funcs->set_fan_speed_rpm)
1559 		return -EOPNOTSUPP;
1560 
1561 	mutex_lock(&adev->pm.mutex);
1562 	ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1563 					  speed);
1564 	mutex_unlock(&adev->pm.mutex);
1565 
1566 	return ret;
1567 }
1568 
amdgpu_dpm_set_fan_control_mode(struct amdgpu_device * adev,uint32_t mode)1569 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1570 				    uint32_t mode)
1571 {
1572 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1573 	int ret = 0;
1574 
1575 	if (!pp_funcs->set_fan_control_mode)
1576 		return -EOPNOTSUPP;
1577 
1578 	mutex_lock(&adev->pm.mutex);
1579 	ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1580 					     mode);
1581 	mutex_unlock(&adev->pm.mutex);
1582 
1583 	return ret;
1584 }
1585 
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)1586 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1587 			       uint32_t *limit,
1588 			       enum pp_power_limit_level pp_limit_level,
1589 			       enum pp_power_type power_type)
1590 {
1591 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1592 	int ret = 0;
1593 
1594 	if (!pp_funcs->get_power_limit)
1595 		return -ENODATA;
1596 
1597 	mutex_lock(&adev->pm.mutex);
1598 	ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1599 					limit,
1600 					pp_limit_level,
1601 					power_type);
1602 	mutex_unlock(&adev->pm.mutex);
1603 
1604 	return ret;
1605 }
1606 
amdgpu_dpm_set_power_limit(struct amdgpu_device * adev,uint32_t limit)1607 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1608 			       uint32_t limit)
1609 {
1610 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1611 	int ret = 0;
1612 
1613 	if (!pp_funcs->set_power_limit)
1614 		return -EINVAL;
1615 
1616 	mutex_lock(&adev->pm.mutex);
1617 	ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1618 					limit);
1619 	mutex_unlock(&adev->pm.mutex);
1620 
1621 	return ret;
1622 }
1623 
amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device * adev)1624 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1625 {
1626 	bool cclk_dpm_supported = false;
1627 
1628 	if (!is_support_sw_smu(adev))
1629 		return false;
1630 
1631 	mutex_lock(&adev->pm.mutex);
1632 	cclk_dpm_supported = is_support_cclk_dpm(adev);
1633 	mutex_unlock(&adev->pm.mutex);
1634 
1635 	return (int)cclk_dpm_supported;
1636 }
1637 
amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device * adev,struct seq_file * m)1638 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1639 						       struct seq_file *m)
1640 {
1641 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1642 
1643 	if (!pp_funcs->debugfs_print_current_performance_level)
1644 		return -EOPNOTSUPP;
1645 
1646 	mutex_lock(&adev->pm.mutex);
1647 	pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1648 							  m);
1649 	mutex_unlock(&adev->pm.mutex);
1650 
1651 	return 0;
1652 }
1653 
amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device * adev,void ** addr,size_t * size)1654 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1655 				       void **addr,
1656 				       size_t *size)
1657 {
1658 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1659 	int ret = 0;
1660 
1661 	if (!pp_funcs->get_smu_prv_buf_details)
1662 		return -ENOSYS;
1663 
1664 	mutex_lock(&adev->pm.mutex);
1665 	ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1666 						addr,
1667 						size);
1668 	mutex_unlock(&adev->pm.mutex);
1669 
1670 	return ret;
1671 }
1672 
amdgpu_dpm_is_overdrive_supported(struct amdgpu_device * adev)1673 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1674 {
1675 	if (is_support_sw_smu(adev)) {
1676 		struct smu_context *smu = adev->powerplay.pp_handle;
1677 
1678 		return (smu->od_enabled || smu->is_apu);
1679 	} else {
1680 		struct pp_hwmgr *hwmgr;
1681 
1682 		/*
1683 		 * dpm on some legacy asics don't carry od_enabled member
1684 		 * as its pp_handle is casted directly from adev.
1685 		 */
1686 		if (amdgpu_dpm_is_legacy_dpm(adev))
1687 			return false;
1688 
1689 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1690 
1691 		return hwmgr->od_enabled;
1692 	}
1693 }
1694 
amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device * adev)1695 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev)
1696 {
1697 	if (is_support_sw_smu(adev)) {
1698 		struct smu_context *smu = adev->powerplay.pp_handle;
1699 
1700 		return smu->od_enabled;
1701 	} else {
1702 		struct pp_hwmgr *hwmgr;
1703 
1704 		/*
1705 		 * dpm on some legacy asics don't carry od_enabled member
1706 		 * as its pp_handle is casted directly from adev.
1707 		 */
1708 		if (amdgpu_dpm_is_legacy_dpm(adev))
1709 			return false;
1710 
1711 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1712 
1713 		return hwmgr->od_enabled;
1714 	}
1715 }
1716 
amdgpu_dpm_set_pp_table(struct amdgpu_device * adev,const char * buf,size_t size)1717 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1718 			    const char *buf,
1719 			    size_t size)
1720 {
1721 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1722 	int ret = 0;
1723 
1724 	if (!pp_funcs->set_pp_table)
1725 		return -EOPNOTSUPP;
1726 
1727 	mutex_lock(&adev->pm.mutex);
1728 	ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
1729 				     buf,
1730 				     size);
1731 	mutex_unlock(&adev->pm.mutex);
1732 
1733 	return ret;
1734 }
1735 
amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device * adev)1736 int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
1737 {
1738 	struct smu_context *smu = adev->powerplay.pp_handle;
1739 
1740 	if (!is_support_sw_smu(adev))
1741 		return INT_MAX;
1742 
1743 	return smu->cpu_core_num;
1744 }
1745 
amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device * adev)1746 void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
1747 {
1748 	if (!is_support_sw_smu(adev))
1749 		return;
1750 
1751 	amdgpu_smu_stb_debug_fs_init(adev);
1752 }
1753 
amdgpu_dpm_display_configuration_change(struct amdgpu_device * adev,const struct amd_pp_display_configuration * input)1754 int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
1755 					    const struct amd_pp_display_configuration *input)
1756 {
1757 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1758 	int ret = 0;
1759 
1760 	if (!pp_funcs->display_configuration_change)
1761 		return 0;
1762 
1763 	mutex_lock(&adev->pm.mutex);
1764 	ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
1765 						     input);
1766 	mutex_unlock(&adev->pm.mutex);
1767 
1768 	return ret;
1769 }
1770 
amdgpu_dpm_get_clock_by_type(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct amd_pp_clocks * clocks)1771 int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
1772 				 enum amd_pp_clock_type type,
1773 				 struct amd_pp_clocks *clocks)
1774 {
1775 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1776 	int ret = 0;
1777 
1778 	if (!pp_funcs->get_clock_by_type)
1779 		return 0;
1780 
1781 	mutex_lock(&adev->pm.mutex);
1782 	ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
1783 					  type,
1784 					  clocks);
1785 	mutex_unlock(&adev->pm.mutex);
1786 
1787 	return ret;
1788 }
1789 
amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device * adev,struct amd_pp_simple_clock_info * clocks)1790 int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
1791 						struct amd_pp_simple_clock_info *clocks)
1792 {
1793 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1794 	int ret = 0;
1795 
1796 	if (!pp_funcs->get_display_mode_validation_clocks)
1797 		return 0;
1798 
1799 	mutex_lock(&adev->pm.mutex);
1800 	ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
1801 							   clocks);
1802 	mutex_unlock(&adev->pm.mutex);
1803 
1804 	return ret;
1805 }
1806 
amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_latency * clocks)1807 int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
1808 					      enum amd_pp_clock_type type,
1809 					      struct pp_clock_levels_with_latency *clocks)
1810 {
1811 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1812 	int ret = 0;
1813 
1814 	if (!pp_funcs->get_clock_by_type_with_latency)
1815 		return 0;
1816 
1817 	mutex_lock(&adev->pm.mutex);
1818 	ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
1819 						       type,
1820 						       clocks);
1821 	mutex_unlock(&adev->pm.mutex);
1822 
1823 	return ret;
1824 }
1825 
amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device * adev,enum amd_pp_clock_type type,struct pp_clock_levels_with_voltage * clocks)1826 int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
1827 					      enum amd_pp_clock_type type,
1828 					      struct pp_clock_levels_with_voltage *clocks)
1829 {
1830 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1831 	int ret = 0;
1832 
1833 	if (!pp_funcs->get_clock_by_type_with_voltage)
1834 		return 0;
1835 
1836 	mutex_lock(&adev->pm.mutex);
1837 	ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
1838 						       type,
1839 						       clocks);
1840 	mutex_unlock(&adev->pm.mutex);
1841 
1842 	return ret;
1843 }
1844 
amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device * adev,void * clock_ranges)1845 int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
1846 					       void *clock_ranges)
1847 {
1848 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1849 	int ret = 0;
1850 
1851 	if (!pp_funcs->set_watermarks_for_clocks_ranges)
1852 		return -EOPNOTSUPP;
1853 
1854 	mutex_lock(&adev->pm.mutex);
1855 	ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
1856 							 clock_ranges);
1857 	mutex_unlock(&adev->pm.mutex);
1858 
1859 	return ret;
1860 }
1861 
amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device * adev,struct pp_display_clock_request * clock)1862 int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
1863 					     struct pp_display_clock_request *clock)
1864 {
1865 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1866 	int ret = 0;
1867 
1868 	if (!pp_funcs->display_clock_voltage_request)
1869 		return -EOPNOTSUPP;
1870 
1871 	mutex_lock(&adev->pm.mutex);
1872 	ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
1873 						      clock);
1874 	mutex_unlock(&adev->pm.mutex);
1875 
1876 	return ret;
1877 }
1878 
amdgpu_dpm_get_current_clocks(struct amdgpu_device * adev,struct amd_pp_clock_info * clocks)1879 int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
1880 				  struct amd_pp_clock_info *clocks)
1881 {
1882 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1883 	int ret = 0;
1884 
1885 	if (!pp_funcs->get_current_clocks)
1886 		return -EOPNOTSUPP;
1887 
1888 	mutex_lock(&adev->pm.mutex);
1889 	ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
1890 					   clocks);
1891 	mutex_unlock(&adev->pm.mutex);
1892 
1893 	return ret;
1894 }
1895 
amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device * adev)1896 void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
1897 {
1898 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1899 
1900 	if (!pp_funcs->notify_smu_enable_pwe)
1901 		return;
1902 
1903 	mutex_lock(&adev->pm.mutex);
1904 	pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
1905 	mutex_unlock(&adev->pm.mutex);
1906 }
1907 
amdgpu_dpm_set_active_display_count(struct amdgpu_device * adev,uint32_t count)1908 int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
1909 					uint32_t count)
1910 {
1911 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1912 	int ret = 0;
1913 
1914 	if (!pp_funcs->set_active_display_count)
1915 		return -EOPNOTSUPP;
1916 
1917 	mutex_lock(&adev->pm.mutex);
1918 	ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
1919 						 count);
1920 	mutex_unlock(&adev->pm.mutex);
1921 
1922 	return ret;
1923 }
1924 
amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device * adev,uint32_t clock)1925 int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
1926 					  uint32_t clock)
1927 {
1928 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1929 	int ret = 0;
1930 
1931 	if (!pp_funcs->set_min_deep_sleep_dcefclk)
1932 		return -EOPNOTSUPP;
1933 
1934 	mutex_lock(&adev->pm.mutex);
1935 	ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
1936 						   clock);
1937 	mutex_unlock(&adev->pm.mutex);
1938 
1939 	return ret;
1940 }
1941 
amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1942 void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
1943 					     uint32_t clock)
1944 {
1945 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1946 
1947 	if (!pp_funcs->set_hard_min_dcefclk_by_freq)
1948 		return;
1949 
1950 	mutex_lock(&adev->pm.mutex);
1951 	pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
1952 					       clock);
1953 	mutex_unlock(&adev->pm.mutex);
1954 }
1955 
amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device * adev,uint32_t clock)1956 void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
1957 					  uint32_t clock)
1958 {
1959 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1960 
1961 	if (!pp_funcs->set_hard_min_fclk_by_freq)
1962 		return;
1963 
1964 	mutex_lock(&adev->pm.mutex);
1965 	pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
1966 					    clock);
1967 	mutex_unlock(&adev->pm.mutex);
1968 }
1969 
amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device * adev,bool disable_memory_clock_switch)1970 int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
1971 						   bool disable_memory_clock_switch)
1972 {
1973 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1974 	int ret = 0;
1975 
1976 	if (!pp_funcs->display_disable_memory_clock_switch)
1977 		return 0;
1978 
1979 	mutex_lock(&adev->pm.mutex);
1980 	ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
1981 							    disable_memory_clock_switch);
1982 	mutex_unlock(&adev->pm.mutex);
1983 
1984 	return ret;
1985 }
1986 
amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device * adev,struct pp_smu_nv_clock_table * max_clocks)1987 int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
1988 						struct pp_smu_nv_clock_table *max_clocks)
1989 {
1990 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1991 	int ret = 0;
1992 
1993 	if (!pp_funcs->get_max_sustainable_clocks_by_dc)
1994 		return -EOPNOTSUPP;
1995 
1996 	mutex_lock(&adev->pm.mutex);
1997 	ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
1998 							 max_clocks);
1999 	mutex_unlock(&adev->pm.mutex);
2000 
2001 	return ret;
2002 }
2003 
amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device * adev,unsigned int * clock_values_in_khz,unsigned int * num_states)2004 enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
2005 						  unsigned int *clock_values_in_khz,
2006 						  unsigned int *num_states)
2007 {
2008 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2009 	int ret = 0;
2010 
2011 	if (!pp_funcs->get_uclk_dpm_states)
2012 		return -EOPNOTSUPP;
2013 
2014 	mutex_lock(&adev->pm.mutex);
2015 	ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
2016 					    clock_values_in_khz,
2017 					    num_states);
2018 	mutex_unlock(&adev->pm.mutex);
2019 
2020 	return ret;
2021 }
2022 
amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device * adev,struct dpm_clocks * clock_table)2023 int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
2024 				   struct dpm_clocks *clock_table)
2025 {
2026 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2027 	int ret = 0;
2028 
2029 	if (!pp_funcs->get_dpm_clock_table)
2030 		return -EOPNOTSUPP;
2031 
2032 	mutex_lock(&adev->pm.mutex);
2033 	ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
2034 					    clock_table);
2035 	mutex_unlock(&adev->pm.mutex);
2036 
2037 	return ret;
2038 }
2039 
2040 /**
2041  * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
2042  * partition
2043  * @adev: Pointer to the device.
2044  * @xcp_id: Identifier of the XCP for which metrics are to be retrieved.
2045  * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2046  * function returns the size of the metrics structure.
2047  *
2048  * This function retrieves metrics for a specific XCP, including details such as
2049  * VCN/JPEG activity, clock frequencies, and other performance metrics. If the
2050  * table parameter is NULL, the function returns the size of the metrics
2051  * structure without populating it.
2052  *
2053  * Return: Size of the metrics structure on success, or a negative error code on failure.
2054  */
amdgpu_dpm_get_xcp_metrics(struct amdgpu_device * adev,int xcp_id,void * table)2055 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
2056 				   void *table)
2057 {
2058 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2059 	int ret = 0;
2060 
2061 	if (!pp_funcs->get_xcp_metrics)
2062 		return 0;
2063 
2064 	mutex_lock(&adev->pm.mutex);
2065 	ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id,
2066 					table);
2067 	mutex_unlock(&adev->pm.mutex);
2068 
2069 	return ret;
2070 }
2071