xref: /linux/drivers/gpu/drm/amd/pm/amdgpu_dpm.c (revision 3f1c07fc21c68bd3bd2df9d2c9441f6485e934d9)
1 /*
2  * Copyright 2011 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Alex Deucher
23  */
24 
25 #include "amdgpu.h"
26 #include "amdgpu_atombios.h"
27 #include "amdgpu_i2c.h"
28 #include "amdgpu_dpm.h"
29 #include "atom.h"
30 #include "amd_pcie.h"
31 #include "amdgpu_display.h"
32 #include "hwmgr.h"
33 #include <linux/power_supply.h>
34 #include "amdgpu_smu.h"
35 
36 #define amdgpu_dpm_enable_bapm(adev, e) \
37 		((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
38 
39 #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
40 
amdgpu_dpm_get_sclk(struct amdgpu_device * adev,bool low)41 int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
42 {
43 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
44 	int ret = 0;
45 
46 	if (!pp_funcs->get_sclk)
47 		return 0;
48 
49 	mutex_lock(&adev->pm.mutex);
50 	ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
51 				 low);
52 	mutex_unlock(&adev->pm.mutex);
53 
54 	return ret;
55 }
56 
amdgpu_dpm_get_mclk(struct amdgpu_device * adev,bool low)57 int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
58 {
59 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
60 	int ret = 0;
61 
62 	if (!pp_funcs->get_mclk)
63 		return 0;
64 
65 	mutex_lock(&adev->pm.mutex);
66 	ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
67 				 low);
68 	mutex_unlock(&adev->pm.mutex);
69 
70 	return ret;
71 }
72 
amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device * adev,uint32_t block_type,bool gate,int inst)73 int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
74 				       uint32_t block_type,
75 				       bool gate,
76 				       int inst)
77 {
78 	int ret = 0;
79 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
80 	enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
81 	bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN;
82 
83 	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
84 			(!is_vcn || adev->vcn.num_vcn_inst == 1)) {
85 		dev_dbg(adev->dev, "IP block%d already in the target %s state!",
86 				block_type, gate ? "gate" : "ungate");
87 		return 0;
88 	}
89 
90 	mutex_lock(&adev->pm.mutex);
91 
92 	switch (block_type) {
93 	case AMD_IP_BLOCK_TYPE_UVD:
94 	case AMD_IP_BLOCK_TYPE_VCE:
95 	case AMD_IP_BLOCK_TYPE_GFX:
96 	case AMD_IP_BLOCK_TYPE_SDMA:
97 	case AMD_IP_BLOCK_TYPE_JPEG:
98 	case AMD_IP_BLOCK_TYPE_GMC:
99 	case AMD_IP_BLOCK_TYPE_ACP:
100 	case AMD_IP_BLOCK_TYPE_VPE:
101 	case AMD_IP_BLOCK_TYPE_ISP:
102 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
103 			ret = (pp_funcs->set_powergating_by_smu(
104 				(adev)->powerplay.pp_handle, block_type, gate, 0));
105 		break;
106 	case AMD_IP_BLOCK_TYPE_VCN:
107 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
108 			ret = (pp_funcs->set_powergating_by_smu(
109 				(adev)->powerplay.pp_handle, block_type, gate, inst));
110 		break;
111 	default:
112 		break;
113 	}
114 
115 	if (!ret)
116 		atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
117 
118 	mutex_unlock(&adev->pm.mutex);
119 
120 	return ret;
121 }
122 
amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device * adev)123 int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
124 {
125 	struct smu_context *smu = adev->powerplay.pp_handle;
126 	int ret = -EOPNOTSUPP;
127 
128 	mutex_lock(&adev->pm.mutex);
129 	ret = smu_set_gfx_power_up_by_imu(smu);
130 	mutex_unlock(&adev->pm.mutex);
131 
132 	msleep(10);
133 
134 	return ret;
135 }
136 
amdgpu_dpm_baco_enter(struct amdgpu_device * adev)137 int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
138 {
139 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
140 	void *pp_handle = adev->powerplay.pp_handle;
141 	int ret = 0;
142 
143 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
144 		return -ENOENT;
145 
146 	mutex_lock(&adev->pm.mutex);
147 
148 	/* enter BACO state */
149 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
150 
151 	mutex_unlock(&adev->pm.mutex);
152 
153 	return ret;
154 }
155 
amdgpu_dpm_baco_exit(struct amdgpu_device * adev)156 int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
157 {
158 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
159 	void *pp_handle = adev->powerplay.pp_handle;
160 	int ret = 0;
161 
162 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
163 		return -ENOENT;
164 
165 	mutex_lock(&adev->pm.mutex);
166 
167 	/* exit BACO state */
168 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
169 
170 	mutex_unlock(&adev->pm.mutex);
171 
172 	return ret;
173 }
174 
amdgpu_dpm_set_mp1_state(struct amdgpu_device * adev,enum pp_mp1_state mp1_state)175 int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
176 			     enum pp_mp1_state mp1_state)
177 {
178 	int ret = 0;
179 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
180 
181 	if (mp1_state == PP_MP1_STATE_FLR) {
182 		/* VF lost access to SMU */
183 		if (amdgpu_sriov_vf(adev))
184 			adev->pm.dpm_enabled = false;
185 	} else if (pp_funcs && pp_funcs->set_mp1_state) {
186 		mutex_lock(&adev->pm.mutex);
187 
188 		ret = pp_funcs->set_mp1_state(
189 				adev->powerplay.pp_handle,
190 				mp1_state);
191 
192 		mutex_unlock(&adev->pm.mutex);
193 	}
194 
195 	return ret;
196 }
197 
amdgpu_dpm_is_baco_supported(struct amdgpu_device * adev)198 int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
199 {
200 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
201 	void *pp_handle = adev->powerplay.pp_handle;
202 	int ret;
203 
204 	if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
205 		return 0;
206 	/* Don't use baco for reset in S3.
207 	 * This is a workaround for some platforms
208 	 * where entering BACO during suspend
209 	 * seems to cause reboots or hangs.
210 	 * This might be related to the fact that BACO controls
211 	 * power to the whole GPU including devices like audio and USB.
212 	 * Powering down/up everything may adversely affect these other
213 	 * devices.  Needs more investigation.
214 	 */
215 	if (adev->in_s3)
216 		return 0;
217 
218 	mutex_lock(&adev->pm.mutex);
219 
220 	ret = pp_funcs->get_asic_baco_capability(pp_handle);
221 
222 	mutex_unlock(&adev->pm.mutex);
223 
224 	return ret;
225 }
226 
amdgpu_dpm_mode2_reset(struct amdgpu_device * adev)227 int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
228 {
229 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
230 	void *pp_handle = adev->powerplay.pp_handle;
231 	int ret = 0;
232 
233 	if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
234 		return -ENOENT;
235 
236 	mutex_lock(&adev->pm.mutex);
237 
238 	ret = pp_funcs->asic_reset_mode_2(pp_handle);
239 
240 	mutex_unlock(&adev->pm.mutex);
241 
242 	return ret;
243 }
244 
amdgpu_dpm_enable_gfx_features(struct amdgpu_device * adev)245 int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev)
246 {
247 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
248 	void *pp_handle = adev->powerplay.pp_handle;
249 	int ret = 0;
250 
251 	if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features)
252 		return -ENOENT;
253 
254 	mutex_lock(&adev->pm.mutex);
255 
256 	ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle);
257 
258 	mutex_unlock(&adev->pm.mutex);
259 
260 	return ret;
261 }
262 
amdgpu_dpm_baco_reset(struct amdgpu_device * adev)263 int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
264 {
265 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
266 	void *pp_handle = adev->powerplay.pp_handle;
267 	int ret = 0;
268 
269 	if (!pp_funcs || !pp_funcs->set_asic_baco_state)
270 		return -ENOENT;
271 
272 	mutex_lock(&adev->pm.mutex);
273 
274 	/* enter BACO state */
275 	ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
276 	if (ret)
277 		goto out;
278 
279 	/* exit BACO state */
280 	ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
281 
282 out:
283 	mutex_unlock(&adev->pm.mutex);
284 	return ret;
285 }
286 
amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device * adev)287 bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
288 {
289 	struct smu_context *smu = adev->powerplay.pp_handle;
290 	bool support_mode1_reset = false;
291 
292 	if (is_support_sw_smu(adev)) {
293 		mutex_lock(&adev->pm.mutex);
294 		support_mode1_reset = smu_mode1_reset_is_support(smu);
295 		mutex_unlock(&adev->pm.mutex);
296 	}
297 
298 	return support_mode1_reset;
299 }
300 
amdgpu_dpm_mode1_reset(struct amdgpu_device * adev)301 int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
302 {
303 	struct smu_context *smu = adev->powerplay.pp_handle;
304 	int ret = -EOPNOTSUPP;
305 
306 	if (is_support_sw_smu(adev)) {
307 		mutex_lock(&adev->pm.mutex);
308 		ret = smu_mode1_reset(smu);
309 		mutex_unlock(&adev->pm.mutex);
310 	}
311 
312 	return ret;
313 }
314 
amdgpu_dpm_is_link_reset_supported(struct amdgpu_device * adev)315 bool amdgpu_dpm_is_link_reset_supported(struct amdgpu_device *adev)
316 {
317 	struct smu_context *smu = adev->powerplay.pp_handle;
318 	bool support_link_reset = false;
319 
320 	if (is_support_sw_smu(adev)) {
321 		mutex_lock(&adev->pm.mutex);
322 		support_link_reset = smu_link_reset_is_support(smu);
323 		mutex_unlock(&adev->pm.mutex);
324 	}
325 
326 	return support_link_reset;
327 }
328 
amdgpu_dpm_link_reset(struct amdgpu_device * adev)329 int amdgpu_dpm_link_reset(struct amdgpu_device *adev)
330 {
331 	struct smu_context *smu = adev->powerplay.pp_handle;
332 	int ret = -EOPNOTSUPP;
333 
334 	if (is_support_sw_smu(adev)) {
335 		mutex_lock(&adev->pm.mutex);
336 		ret = smu_link_reset(smu);
337 		mutex_unlock(&adev->pm.mutex);
338 	}
339 
340 	return ret;
341 }
342 
amdgpu_dpm_switch_power_profile(struct amdgpu_device * adev,enum PP_SMC_POWER_PROFILE type,bool en)343 int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
344 				    enum PP_SMC_POWER_PROFILE type,
345 				    bool en)
346 {
347 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
348 	int ret = 0;
349 
350 	if (amdgpu_sriov_vf(adev))
351 		return 0;
352 
353 	if (pp_funcs && pp_funcs->switch_power_profile) {
354 		mutex_lock(&adev->pm.mutex);
355 		ret = pp_funcs->switch_power_profile(
356 			adev->powerplay.pp_handle, type, en);
357 		mutex_unlock(&adev->pm.mutex);
358 	}
359 
360 	return ret;
361 }
362 
amdgpu_dpm_pause_power_profile(struct amdgpu_device * adev,bool pause)363 int amdgpu_dpm_pause_power_profile(struct amdgpu_device *adev,
364 				   bool pause)
365 {
366 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
367 	int ret = 0;
368 
369 	if (amdgpu_sriov_vf(adev))
370 		return 0;
371 
372 	if (pp_funcs && pp_funcs->pause_power_profile) {
373 		mutex_lock(&adev->pm.mutex);
374 		ret = pp_funcs->pause_power_profile(
375 			adev->powerplay.pp_handle, pause);
376 		mutex_unlock(&adev->pm.mutex);
377 	}
378 
379 	return ret;
380 }
381 
amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device * adev,uint32_t pstate)382 int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
383 			       uint32_t pstate)
384 {
385 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
386 	int ret = 0;
387 
388 	if (pp_funcs && pp_funcs->set_xgmi_pstate) {
389 		mutex_lock(&adev->pm.mutex);
390 		ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
391 								pstate);
392 		mutex_unlock(&adev->pm.mutex);
393 	}
394 
395 	return ret;
396 }
397 
amdgpu_dpm_set_df_cstate(struct amdgpu_device * adev,uint32_t cstate)398 int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
399 			     uint32_t cstate)
400 {
401 	int ret = 0;
402 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
403 	void *pp_handle = adev->powerplay.pp_handle;
404 
405 	if (pp_funcs && pp_funcs->set_df_cstate) {
406 		mutex_lock(&adev->pm.mutex);
407 		ret = pp_funcs->set_df_cstate(pp_handle, cstate);
408 		mutex_unlock(&adev->pm.mutex);
409 	}
410 
411 	return ret;
412 }
413 
amdgpu_dpm_get_pm_policy_info(struct amdgpu_device * adev,enum pp_pm_policy p_type,char * buf)414 ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
415 				      enum pp_pm_policy p_type, char *buf)
416 {
417 	struct smu_context *smu = adev->powerplay.pp_handle;
418 	int ret = -EOPNOTSUPP;
419 
420 	if (is_support_sw_smu(adev)) {
421 		mutex_lock(&adev->pm.mutex);
422 		ret = smu_get_pm_policy_info(smu, p_type, buf);
423 		mutex_unlock(&adev->pm.mutex);
424 	}
425 
426 	return ret;
427 }
428 
amdgpu_dpm_set_pm_policy(struct amdgpu_device * adev,int policy_type,int policy_level)429 int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
430 			     int policy_level)
431 {
432 	struct smu_context *smu = adev->powerplay.pp_handle;
433 	int ret = -EOPNOTSUPP;
434 
435 	if (is_support_sw_smu(adev)) {
436 		mutex_lock(&adev->pm.mutex);
437 		ret = smu_set_pm_policy(smu, policy_type, policy_level);
438 		mutex_unlock(&adev->pm.mutex);
439 	}
440 
441 	return ret;
442 }
443 
amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device * adev)444 int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
445 {
446 	void *pp_handle = adev->powerplay.pp_handle;
447 	const struct amd_pm_funcs *pp_funcs =
448 			adev->powerplay.pp_funcs;
449 	int ret = 0;
450 
451 	if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
452 		mutex_lock(&adev->pm.mutex);
453 		ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
454 		mutex_unlock(&adev->pm.mutex);
455 	}
456 
457 	return ret;
458 }
459 
amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device * adev,uint32_t msg_id)460 int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
461 				      uint32_t msg_id)
462 {
463 	void *pp_handle = adev->powerplay.pp_handle;
464 	const struct amd_pm_funcs *pp_funcs =
465 			adev->powerplay.pp_funcs;
466 	int ret = 0;
467 
468 	if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
469 		mutex_lock(&adev->pm.mutex);
470 		ret = pp_funcs->set_clockgating_by_smu(pp_handle,
471 						       msg_id);
472 		mutex_unlock(&adev->pm.mutex);
473 	}
474 
475 	return ret;
476 }
477 
amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device * adev,bool acquire)478 int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
479 				  bool acquire)
480 {
481 	void *pp_handle = adev->powerplay.pp_handle;
482 	const struct amd_pm_funcs *pp_funcs =
483 			adev->powerplay.pp_funcs;
484 	int ret = -EOPNOTSUPP;
485 
486 	if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
487 		mutex_lock(&adev->pm.mutex);
488 		ret = pp_funcs->smu_i2c_bus_access(pp_handle,
489 						   acquire);
490 		mutex_unlock(&adev->pm.mutex);
491 	}
492 
493 	return ret;
494 }
495 
amdgpu_pm_acpi_event_handler(struct amdgpu_device * adev)496 void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
497 {
498 	if (adev->pm.dpm_enabled) {
499 		mutex_lock(&adev->pm.mutex);
500 		if (power_supply_is_system_supplied() > 0)
501 			adev->pm.ac_power = true;
502 		else
503 			adev->pm.ac_power = false;
504 
505 		if (adev->powerplay.pp_funcs &&
506 		    adev->powerplay.pp_funcs->enable_bapm)
507 			amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power);
508 
509 		if (is_support_sw_smu(adev))
510 			smu_set_ac_dc(adev->powerplay.pp_handle);
511 
512 		mutex_unlock(&adev->pm.mutex);
513 	}
514 }
515 
amdgpu_dpm_read_sensor(struct amdgpu_device * adev,enum amd_pp_sensors sensor,void * data,uint32_t * size)516 int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
517 			   void *data, uint32_t *size)
518 {
519 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
520 	int ret = -EINVAL;
521 
522 	if (!data || !size)
523 		return -EINVAL;
524 
525 	if (pp_funcs && pp_funcs->read_sensor) {
526 		mutex_lock(&adev->pm.mutex);
527 		ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
528 					    sensor,
529 					    data,
530 					    size);
531 		mutex_unlock(&adev->pm.mutex);
532 	}
533 
534 	return ret;
535 }
536 
amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device * adev,uint32_t * limit)537 int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit)
538 {
539 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
540 	int ret = -EOPNOTSUPP;
541 
542 	if (pp_funcs && pp_funcs->get_apu_thermal_limit) {
543 		mutex_lock(&adev->pm.mutex);
544 		ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit);
545 		mutex_unlock(&adev->pm.mutex);
546 	}
547 
548 	return ret;
549 }
550 
amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device * adev,uint32_t limit)551 int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit)
552 {
553 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
554 	int ret = -EOPNOTSUPP;
555 
556 	if (pp_funcs && pp_funcs->set_apu_thermal_limit) {
557 		mutex_lock(&adev->pm.mutex);
558 		ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit);
559 		mutex_unlock(&adev->pm.mutex);
560 	}
561 
562 	return ret;
563 }
564 
amdgpu_dpm_compute_clocks(struct amdgpu_device * adev)565 void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
566 {
567 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
568 	int i;
569 
570 	if (!adev->pm.dpm_enabled)
571 		return;
572 
573 	if (!pp_funcs->pm_compute_clocks)
574 		return;
575 
576 	if (adev->mode_info.num_crtc)
577 		amdgpu_display_bandwidth_update(adev);
578 
579 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
580 		struct amdgpu_ring *ring = adev->rings[i];
581 		if (ring && ring->sched.ready)
582 			amdgpu_fence_wait_empty(ring);
583 	}
584 
585 	mutex_lock(&adev->pm.mutex);
586 	pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
587 	mutex_unlock(&adev->pm.mutex);
588 }
589 
amdgpu_dpm_enable_uvd(struct amdgpu_device * adev,bool enable)590 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
591 {
592 	int ret = 0;
593 
594 	if (adev->family == AMDGPU_FAMILY_SI) {
595 		mutex_lock(&adev->pm.mutex);
596 		if (enable) {
597 			adev->pm.dpm.uvd_active = true;
598 			adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
599 		} else {
600 			adev->pm.dpm.uvd_active = false;
601 		}
602 		mutex_unlock(&adev->pm.mutex);
603 
604 		amdgpu_dpm_compute_clocks(adev);
605 		return;
606 	}
607 
608 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
609 	if (ret)
610 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
611 			  enable ? "enable" : "disable", ret);
612 }
613 
amdgpu_dpm_enable_vcn(struct amdgpu_device * adev,bool enable,int inst)614 void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst)
615 {
616 	int ret = 0;
617 
618 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst);
619 	if (ret)
620 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
621 			  enable ? "enable" : "disable", ret);
622 }
623 
amdgpu_dpm_enable_vce(struct amdgpu_device * adev,bool enable)624 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
625 {
626 	int ret = 0;
627 
628 	if (adev->family == AMDGPU_FAMILY_SI) {
629 		mutex_lock(&adev->pm.mutex);
630 		if (enable) {
631 			adev->pm.dpm.vce_active = true;
632 			/* XXX select vce level based on ring/task */
633 			adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
634 		} else {
635 			adev->pm.dpm.vce_active = false;
636 		}
637 		mutex_unlock(&adev->pm.mutex);
638 
639 		amdgpu_dpm_compute_clocks(adev);
640 		return;
641 	}
642 
643 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
644 	if (ret)
645 		DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
646 			  enable ? "enable" : "disable", ret);
647 }
648 
amdgpu_dpm_enable_jpeg(struct amdgpu_device * adev,bool enable)649 void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
650 {
651 	int ret = 0;
652 
653 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
654 	if (ret)
655 		DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
656 			  enable ? "enable" : "disable", ret);
657 }
658 
amdgpu_dpm_enable_vpe(struct amdgpu_device * adev,bool enable)659 void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
660 {
661 	int ret = 0;
662 
663 	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
664 	if (ret)
665 		DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
666 			  enable ? "enable" : "disable", ret);
667 }
668 
amdgpu_pm_load_smu_firmware(struct amdgpu_device * adev,uint32_t * smu_version)669 int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
670 {
671 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
672 	int r = 0;
673 
674 	if (!pp_funcs || !pp_funcs->load_firmware ||
675 	    (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
676 		return 0;
677 
678 	mutex_lock(&adev->pm.mutex);
679 	r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
680 	if (r) {
681 		pr_err("smu firmware loading failed\n");
682 		goto out;
683 	}
684 
685 	if (smu_version)
686 		*smu_version = adev->pm.fw_version;
687 
688 out:
689 	mutex_unlock(&adev->pm.mutex);
690 	return r;
691 }
692 
amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device * adev,bool enable)693 int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
694 {
695 	int ret = 0;
696 
697 	if (is_support_sw_smu(adev)) {
698 		mutex_lock(&adev->pm.mutex);
699 		ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
700 						 enable);
701 		mutex_unlock(&adev->pm.mutex);
702 	}
703 
704 	return ret;
705 }
706 
amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device * adev,uint32_t size)707 int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
708 {
709 	struct smu_context *smu = adev->powerplay.pp_handle;
710 	int ret = 0;
711 
712 	if (!is_support_sw_smu(adev))
713 		return -EOPNOTSUPP;
714 
715 	mutex_lock(&adev->pm.mutex);
716 	ret = smu_send_hbm_bad_pages_num(smu, size);
717 	mutex_unlock(&adev->pm.mutex);
718 
719 	return ret;
720 }
721 
amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device * adev,uint32_t size)722 int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
723 {
724 	struct smu_context *smu = adev->powerplay.pp_handle;
725 	int ret = 0;
726 
727 	if (!is_support_sw_smu(adev))
728 		return -EOPNOTSUPP;
729 
730 	mutex_lock(&adev->pm.mutex);
731 	ret = smu_send_hbm_bad_channel_flag(smu, size);
732 	mutex_unlock(&adev->pm.mutex);
733 
734 	return ret;
735 }
736 
amdgpu_dpm_send_rma_reason(struct amdgpu_device * adev)737 int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
738 {
739 	struct smu_context *smu = adev->powerplay.pp_handle;
740 	int ret;
741 
742 	if (!is_support_sw_smu(adev))
743 		return -EOPNOTSUPP;
744 
745 	mutex_lock(&adev->pm.mutex);
746 	ret = smu_send_rma_reason(smu);
747 	mutex_unlock(&adev->pm.mutex);
748 
749 	return ret;
750 }
751 
752 /**
753  * amdgpu_dpm_reset_sdma_is_supported - Check if SDMA reset is supported
754  * @adev: amdgpu_device pointer
755  *
756  * This function checks if the SMU supports resetting the SDMA engine.
757  * It returns false if the hardware does not support software SMU or
758  * if the feature is not supported.
759  */
amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device * adev)760 bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev)
761 {
762 	struct smu_context *smu = adev->powerplay.pp_handle;
763 	bool ret;
764 
765 	if (!is_support_sw_smu(adev))
766 		return false;
767 
768 	mutex_lock(&adev->pm.mutex);
769 	ret = smu_reset_sdma_is_supported(smu);
770 	mutex_unlock(&adev->pm.mutex);
771 
772 	return ret;
773 }
774 
amdgpu_dpm_reset_sdma(struct amdgpu_device * adev,uint32_t inst_mask)775 int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask)
776 {
777 	struct smu_context *smu = adev->powerplay.pp_handle;
778 	int ret;
779 
780 	if (!is_support_sw_smu(adev))
781 		return -EOPNOTSUPP;
782 
783 	mutex_lock(&adev->pm.mutex);
784 	ret = smu_reset_sdma(smu, inst_mask);
785 	mutex_unlock(&adev->pm.mutex);
786 
787 	return ret;
788 }
789 
amdgpu_dpm_reset_vcn(struct amdgpu_device * adev,uint32_t inst_mask)790 int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask)
791 {
792 	struct smu_context *smu = adev->powerplay.pp_handle;
793 	int ret;
794 
795 	if (!is_support_sw_smu(adev))
796 		return -EOPNOTSUPP;
797 
798 	mutex_lock(&adev->pm.mutex);
799 	ret = smu_reset_vcn(smu, inst_mask);
800 	mutex_unlock(&adev->pm.mutex);
801 
802 	return ret;
803 }
804 
amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device * adev)805 bool amdgpu_dpm_reset_vcn_is_supported(struct amdgpu_device *adev)
806 {
807 	struct smu_context *smu = adev->powerplay.pp_handle;
808 	bool ret;
809 
810 	if (!is_support_sw_smu(adev))
811 		return false;
812 
813 	mutex_lock(&adev->pm.mutex);
814 	ret = smu_reset_vcn_is_supported(smu);
815 	mutex_unlock(&adev->pm.mutex);
816 
817 	return ret;
818 }
819 
amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t * min,uint32_t * max)820 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
821 				  enum pp_clock_type type,
822 				  uint32_t *min,
823 				  uint32_t *max)
824 {
825 	int ret = 0;
826 
827 	if (type != PP_SCLK)
828 		return -EINVAL;
829 
830 	if (!is_support_sw_smu(adev))
831 		return -EOPNOTSUPP;
832 
833 	mutex_lock(&adev->pm.mutex);
834 	ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
835 				     SMU_SCLK,
836 				     min,
837 				     max);
838 	mutex_unlock(&adev->pm.mutex);
839 
840 	return ret;
841 }
842 
amdgpu_dpm_set_soft_freq_range(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t min,uint32_t max)843 int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
844 				   enum pp_clock_type type,
845 				   uint32_t min,
846 				   uint32_t max)
847 {
848 	struct smu_context *smu = adev->powerplay.pp_handle;
849 
850 	if (!is_support_sw_smu(adev))
851 		return -EOPNOTSUPP;
852 
853 	guard(mutex)(&adev->pm.mutex);
854 
855 	return smu_set_soft_freq_range(smu,
856 				      type,
857 				      min,
858 				      max);
859 }
860 
amdgpu_dpm_write_watermarks_table(struct amdgpu_device * adev)861 int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
862 {
863 	struct smu_context *smu = adev->powerplay.pp_handle;
864 	int ret = 0;
865 
866 	if (!is_support_sw_smu(adev))
867 		return 0;
868 
869 	mutex_lock(&adev->pm.mutex);
870 	ret = smu_write_watermarks_table(smu);
871 	mutex_unlock(&adev->pm.mutex);
872 
873 	return ret;
874 }
875 
amdgpu_dpm_wait_for_event(struct amdgpu_device * adev,enum smu_event_type event,uint64_t event_arg)876 int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
877 			      enum smu_event_type event,
878 			      uint64_t event_arg)
879 {
880 	struct smu_context *smu = adev->powerplay.pp_handle;
881 	int ret = 0;
882 
883 	if (!is_support_sw_smu(adev))
884 		return -EOPNOTSUPP;
885 
886 	mutex_lock(&adev->pm.mutex);
887 	ret = smu_wait_for_event(smu, event, event_arg);
888 	mutex_unlock(&adev->pm.mutex);
889 
890 	return ret;
891 }
892 
amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device * adev,bool value)893 int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value)
894 {
895 	struct smu_context *smu = adev->powerplay.pp_handle;
896 	int ret = 0;
897 
898 	if (!is_support_sw_smu(adev))
899 		return -EOPNOTSUPP;
900 
901 	mutex_lock(&adev->pm.mutex);
902 	ret = smu_set_residency_gfxoff(smu, value);
903 	mutex_unlock(&adev->pm.mutex);
904 
905 	return ret;
906 }
907 
amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device * adev,u32 * value)908 int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value)
909 {
910 	struct smu_context *smu = adev->powerplay.pp_handle;
911 	int ret = 0;
912 
913 	if (!is_support_sw_smu(adev))
914 		return -EOPNOTSUPP;
915 
916 	mutex_lock(&adev->pm.mutex);
917 	ret = smu_get_residency_gfxoff(smu, value);
918 	mutex_unlock(&adev->pm.mutex);
919 
920 	return ret;
921 }
922 
amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device * adev,u64 * value)923 int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value)
924 {
925 	struct smu_context *smu = adev->powerplay.pp_handle;
926 	int ret = 0;
927 
928 	if (!is_support_sw_smu(adev))
929 		return -EOPNOTSUPP;
930 
931 	mutex_lock(&adev->pm.mutex);
932 	ret = smu_get_entrycount_gfxoff(smu, value);
933 	mutex_unlock(&adev->pm.mutex);
934 
935 	return ret;
936 }
937 
amdgpu_dpm_get_status_gfxoff(struct amdgpu_device * adev,uint32_t * value)938 int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
939 {
940 	struct smu_context *smu = adev->powerplay.pp_handle;
941 	int ret = 0;
942 
943 	if (!is_support_sw_smu(adev))
944 		return -EOPNOTSUPP;
945 
946 	mutex_lock(&adev->pm.mutex);
947 	ret = smu_get_status_gfxoff(smu, value);
948 	mutex_unlock(&adev->pm.mutex);
949 
950 	return ret;
951 }
952 
amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device * adev)953 uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
954 {
955 	struct smu_context *smu = adev->powerplay.pp_handle;
956 
957 	if (!is_support_sw_smu(adev))
958 		return 0;
959 
960 	return atomic64_read(&smu->throttle_int_counter);
961 }
962 
963 /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
964  * @adev: amdgpu_device pointer
965  * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
966  *
967  */
amdgpu_dpm_gfx_state_change(struct amdgpu_device * adev,enum gfx_change_state state)968 void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
969 				 enum gfx_change_state state)
970 {
971 	mutex_lock(&adev->pm.mutex);
972 	if (adev->powerplay.pp_funcs &&
973 	    adev->powerplay.pp_funcs->gfx_state_change_set)
974 		((adev)->powerplay.pp_funcs->gfx_state_change_set(
975 			(adev)->powerplay.pp_handle, state));
976 	mutex_unlock(&adev->pm.mutex);
977 }
978 
amdgpu_dpm_get_ecc_info(struct amdgpu_device * adev,void * umc_ecc)979 int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
980 			    void *umc_ecc)
981 {
982 	struct smu_context *smu = adev->powerplay.pp_handle;
983 	int ret = 0;
984 
985 	if (!is_support_sw_smu(adev))
986 		return -EOPNOTSUPP;
987 
988 	mutex_lock(&adev->pm.mutex);
989 	ret = smu_get_ecc_info(smu, umc_ecc);
990 	mutex_unlock(&adev->pm.mutex);
991 
992 	return ret;
993 }
994 
amdgpu_dpm_get_vce_clock_state(struct amdgpu_device * adev,uint32_t idx)995 struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
996 						     uint32_t idx)
997 {
998 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
999 	struct amd_vce_state *vstate = NULL;
1000 
1001 	if (!pp_funcs->get_vce_clock_state)
1002 		return NULL;
1003 
1004 	mutex_lock(&adev->pm.mutex);
1005 	vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
1006 					       idx);
1007 	mutex_unlock(&adev->pm.mutex);
1008 
1009 	return vstate;
1010 }
1011 
amdgpu_dpm_get_current_power_state(struct amdgpu_device * adev,enum amd_pm_state_type * state)1012 void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
1013 					enum amd_pm_state_type *state)
1014 {
1015 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1016 
1017 	mutex_lock(&adev->pm.mutex);
1018 
1019 	if (!pp_funcs->get_current_power_state) {
1020 		*state = adev->pm.dpm.user_state;
1021 		goto out;
1022 	}
1023 
1024 	*state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
1025 	if (*state < POWER_STATE_TYPE_DEFAULT ||
1026 	    *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
1027 		*state = adev->pm.dpm.user_state;
1028 
1029 out:
1030 	mutex_unlock(&adev->pm.mutex);
1031 }
1032 
amdgpu_dpm_set_power_state(struct amdgpu_device * adev,enum amd_pm_state_type state)1033 void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
1034 				enum amd_pm_state_type state)
1035 {
1036 	mutex_lock(&adev->pm.mutex);
1037 	adev->pm.dpm.user_state = state;
1038 	mutex_unlock(&adev->pm.mutex);
1039 
1040 	if (is_support_sw_smu(adev))
1041 		return;
1042 
1043 	if (amdgpu_dpm_dispatch_task(adev,
1044 				     AMD_PP_TASK_ENABLE_USER_STATE,
1045 				     &state) == -EOPNOTSUPP)
1046 		amdgpu_dpm_compute_clocks(adev);
1047 }
1048 
amdgpu_dpm_get_performance_level(struct amdgpu_device * adev)1049 enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
1050 {
1051 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1052 	enum amd_dpm_forced_level level;
1053 
1054 	if (!pp_funcs)
1055 		return AMD_DPM_FORCED_LEVEL_AUTO;
1056 
1057 	mutex_lock(&adev->pm.mutex);
1058 	if (pp_funcs->get_performance_level)
1059 		level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
1060 	else
1061 		level = adev->pm.dpm.forced_level;
1062 	mutex_unlock(&adev->pm.mutex);
1063 
1064 	return level;
1065 }
1066 
amdgpu_dpm_enter_umd_state(struct amdgpu_device * adev)1067 static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev)
1068 {
1069 	/* enter UMD Pstate */
1070 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1071 					       AMD_PG_STATE_UNGATE);
1072 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1073 					       AMD_CG_STATE_UNGATE);
1074 }
1075 
amdgpu_dpm_exit_umd_state(struct amdgpu_device * adev)1076 static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev)
1077 {
1078 	/* exit UMD Pstate */
1079 	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1080 					       AMD_CG_STATE_GATE);
1081 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
1082 					       AMD_PG_STATE_GATE);
1083 }
1084 
amdgpu_dpm_force_performance_level(struct amdgpu_device * adev,enum amd_dpm_forced_level level)1085 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
1086 				       enum amd_dpm_forced_level level)
1087 {
1088 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1089 	enum amd_dpm_forced_level current_level;
1090 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1091 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1092 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1093 					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1094 
1095 	if (!pp_funcs || !pp_funcs->force_performance_level)
1096 		return 0;
1097 
1098 	if (adev->pm.dpm.thermal_active)
1099 		return -EINVAL;
1100 
1101 	current_level = amdgpu_dpm_get_performance_level(adev);
1102 	if (current_level == level)
1103 		return 0;
1104 
1105 	if (!(current_level & profile_mode_mask) &&
1106 	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
1107 		return -EINVAL;
1108 
1109 	if (adev->asic_type == CHIP_RAVEN) {
1110 		if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
1111 			if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1112 			    level == AMD_DPM_FORCED_LEVEL_MANUAL)
1113 				amdgpu_gfx_off_ctrl(adev, false);
1114 			else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
1115 				 level != AMD_DPM_FORCED_LEVEL_MANUAL)
1116 				amdgpu_gfx_off_ctrl(adev, true);
1117 		}
1118 	}
1119 
1120 	if (!(current_level & profile_mode_mask) && (level & profile_mode_mask))
1121 		amdgpu_dpm_enter_umd_state(adev);
1122 	else if ((current_level & profile_mode_mask) &&
1123 		 !(level & profile_mode_mask))
1124 		amdgpu_dpm_exit_umd_state(adev);
1125 
1126 	mutex_lock(&adev->pm.mutex);
1127 
1128 	if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
1129 					      level)) {
1130 		mutex_unlock(&adev->pm.mutex);
1131 		/* If new level failed, retain the umd state as before */
1132 		if (!(current_level & profile_mode_mask) &&
1133 		    (level & profile_mode_mask))
1134 			amdgpu_dpm_exit_umd_state(adev);
1135 		else if ((current_level & profile_mode_mask) &&
1136 			 !(level & profile_mode_mask))
1137 			amdgpu_dpm_enter_umd_state(adev);
1138 
1139 		return -EINVAL;
1140 	}
1141 
1142 	adev->pm.dpm.forced_level = level;
1143 
1144 	mutex_unlock(&adev->pm.mutex);
1145 
1146 	return 0;
1147 }
1148 
amdgpu_dpm_get_pp_num_states(struct amdgpu_device * adev,struct pp_states_info * states)1149 int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
1150 				 struct pp_states_info *states)
1151 {
1152 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1153 	int ret = 0;
1154 
1155 	if (!pp_funcs->get_pp_num_states)
1156 		return -EOPNOTSUPP;
1157 
1158 	mutex_lock(&adev->pm.mutex);
1159 	ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
1160 					  states);
1161 	mutex_unlock(&adev->pm.mutex);
1162 
1163 	return ret;
1164 }
1165 
amdgpu_dpm_dispatch_task(struct amdgpu_device * adev,enum amd_pp_task task_id,enum amd_pm_state_type * user_state)1166 int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
1167 			      enum amd_pp_task task_id,
1168 			      enum amd_pm_state_type *user_state)
1169 {
1170 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1171 	int ret = 0;
1172 
1173 	if (!pp_funcs->dispatch_tasks)
1174 		return -EOPNOTSUPP;
1175 
1176 	mutex_lock(&adev->pm.mutex);
1177 	ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
1178 				       task_id,
1179 				       user_state);
1180 	mutex_unlock(&adev->pm.mutex);
1181 
1182 	return ret;
1183 }
1184 
amdgpu_dpm_get_pp_table(struct amdgpu_device * adev,char ** table)1185 int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table)
1186 {
1187 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1188 	int ret = 0;
1189 
1190 	if (!table)
1191 		return -EINVAL;
1192 
1193 	if (amdgpu_sriov_vf(adev) || !pp_funcs->get_pp_table || adev->scpm_enabled)
1194 		return -EOPNOTSUPP;
1195 
1196 	mutex_lock(&adev->pm.mutex);
1197 	ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
1198 				     table);
1199 	mutex_unlock(&adev->pm.mutex);
1200 
1201 	return ret;
1202 }
1203 
amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1204 int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
1205 				      uint32_t type,
1206 				      long *input,
1207 				      uint32_t size)
1208 {
1209 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1210 	int ret = 0;
1211 
1212 	if (!pp_funcs->set_fine_grain_clk_vol)
1213 		return 0;
1214 
1215 	mutex_lock(&adev->pm.mutex);
1216 	ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
1217 					       type,
1218 					       input,
1219 					       size);
1220 	mutex_unlock(&adev->pm.mutex);
1221 
1222 	return ret;
1223 }
1224 
amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device * adev,uint32_t type,long * input,uint32_t size)1225 int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
1226 				  uint32_t type,
1227 				  long *input,
1228 				  uint32_t size)
1229 {
1230 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1231 	int ret = 0;
1232 
1233 	if (!pp_funcs->odn_edit_dpm_table)
1234 		return 0;
1235 
1236 	mutex_lock(&adev->pm.mutex);
1237 	ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
1238 					   type,
1239 					   input,
1240 					   size);
1241 	mutex_unlock(&adev->pm.mutex);
1242 
1243 	return ret;
1244 }
1245 
amdgpu_dpm_print_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf)1246 int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
1247 				  enum pp_clock_type type,
1248 				  char *buf)
1249 {
1250 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1251 	int ret = 0;
1252 
1253 	if (!pp_funcs->print_clock_levels)
1254 		return 0;
1255 
1256 	mutex_lock(&adev->pm.mutex);
1257 	ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
1258 					   type,
1259 					   buf);
1260 	mutex_unlock(&adev->pm.mutex);
1261 
1262 	return ret;
1263 }
1264 
amdgpu_dpm_emit_clock_levels(struct amdgpu_device * adev,enum pp_clock_type type,char * buf,int * offset)1265 int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
1266 				  enum pp_clock_type type,
1267 				  char *buf,
1268 				  int *offset)
1269 {
1270 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1271 	int ret = 0;
1272 
1273 	if (!pp_funcs->emit_clock_levels)
1274 		return -ENOENT;
1275 
1276 	mutex_lock(&adev->pm.mutex);
1277 	ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
1278 					   type,
1279 					   buf,
1280 					   offset);
1281 	mutex_unlock(&adev->pm.mutex);
1282 
1283 	return ret;
1284 }
1285 
amdgpu_dpm_set_ppfeature_status(struct amdgpu_device * adev,uint64_t ppfeature_masks)1286 int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
1287 				    uint64_t ppfeature_masks)
1288 {
1289 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1290 	int ret = 0;
1291 
1292 	if (!pp_funcs->set_ppfeature_status)
1293 		return 0;
1294 
1295 	mutex_lock(&adev->pm.mutex);
1296 	ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
1297 					     ppfeature_masks);
1298 	mutex_unlock(&adev->pm.mutex);
1299 
1300 	return ret;
1301 }
1302 
amdgpu_dpm_get_ppfeature_status(struct amdgpu_device * adev,char * buf)1303 int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
1304 {
1305 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1306 	int ret = 0;
1307 
1308 	if (!pp_funcs->get_ppfeature_status)
1309 		return 0;
1310 
1311 	mutex_lock(&adev->pm.mutex);
1312 	ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
1313 					     buf);
1314 	mutex_unlock(&adev->pm.mutex);
1315 
1316 	return ret;
1317 }
1318 
amdgpu_dpm_force_clock_level(struct amdgpu_device * adev,enum pp_clock_type type,uint32_t mask)1319 int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
1320 				 enum pp_clock_type type,
1321 				 uint32_t mask)
1322 {
1323 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1324 	int ret = 0;
1325 
1326 	if (!pp_funcs->force_clock_level)
1327 		return 0;
1328 
1329 	mutex_lock(&adev->pm.mutex);
1330 	ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
1331 					  type,
1332 					  mask);
1333 	mutex_unlock(&adev->pm.mutex);
1334 
1335 	return ret;
1336 }
1337 
amdgpu_dpm_get_sclk_od(struct amdgpu_device * adev)1338 int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
1339 {
1340 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1341 	int ret = 0;
1342 
1343 	if (!pp_funcs->get_sclk_od)
1344 		return -EOPNOTSUPP;
1345 
1346 	mutex_lock(&adev->pm.mutex);
1347 	ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
1348 	mutex_unlock(&adev->pm.mutex);
1349 
1350 	return ret;
1351 }
1352 
amdgpu_dpm_set_sclk_od(struct amdgpu_device * adev,uint32_t value)1353 int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
1354 {
1355 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1356 
1357 	if (is_support_sw_smu(adev))
1358 		return -EOPNOTSUPP;
1359 
1360 	mutex_lock(&adev->pm.mutex);
1361 	if (pp_funcs->set_sclk_od)
1362 		pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
1363 	mutex_unlock(&adev->pm.mutex);
1364 
1365 	if (amdgpu_dpm_dispatch_task(adev,
1366 				     AMD_PP_TASK_READJUST_POWER_STATE,
1367 				     NULL) == -EOPNOTSUPP) {
1368 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1369 		amdgpu_dpm_compute_clocks(adev);
1370 	}
1371 
1372 	return 0;
1373 }
1374 
amdgpu_dpm_get_mclk_od(struct amdgpu_device * adev)1375 int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
1376 {
1377 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1378 	int ret = 0;
1379 
1380 	if (!pp_funcs->get_mclk_od)
1381 		return -EOPNOTSUPP;
1382 
1383 	mutex_lock(&adev->pm.mutex);
1384 	ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
1385 	mutex_unlock(&adev->pm.mutex);
1386 
1387 	return ret;
1388 }
1389 
amdgpu_dpm_set_mclk_od(struct amdgpu_device * adev,uint32_t value)1390 int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
1391 {
1392 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1393 
1394 	if (is_support_sw_smu(adev))
1395 		return -EOPNOTSUPP;
1396 
1397 	mutex_lock(&adev->pm.mutex);
1398 	if (pp_funcs->set_mclk_od)
1399 		pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
1400 	mutex_unlock(&adev->pm.mutex);
1401 
1402 	if (amdgpu_dpm_dispatch_task(adev,
1403 				     AMD_PP_TASK_READJUST_POWER_STATE,
1404 				     NULL) == -EOPNOTSUPP) {
1405 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
1406 		amdgpu_dpm_compute_clocks(adev);
1407 	}
1408 
1409 	return 0;
1410 }
1411 
amdgpu_dpm_get_power_profile_mode(struct amdgpu_device * adev,char * buf)1412 int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
1413 				      char *buf)
1414 {
1415 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1416 	int ret = 0;
1417 
1418 	if (!pp_funcs->get_power_profile_mode)
1419 		return -EOPNOTSUPP;
1420 
1421 	mutex_lock(&adev->pm.mutex);
1422 	ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
1423 					       buf);
1424 	mutex_unlock(&adev->pm.mutex);
1425 
1426 	return ret;
1427 }
1428 
amdgpu_dpm_set_power_profile_mode(struct amdgpu_device * adev,long * input,uint32_t size)1429 int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
1430 				      long *input, uint32_t size)
1431 {
1432 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1433 	int ret = 0;
1434 
1435 	if (!pp_funcs->set_power_profile_mode)
1436 		return 0;
1437 
1438 	mutex_lock(&adev->pm.mutex);
1439 	ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
1440 					       input,
1441 					       size);
1442 	mutex_unlock(&adev->pm.mutex);
1443 
1444 	return ret;
1445 }
1446 
amdgpu_dpm_get_gpu_metrics(struct amdgpu_device * adev,void ** table)1447 int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
1448 {
1449 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1450 	int ret = 0;
1451 
1452 	if (!pp_funcs->get_gpu_metrics)
1453 		return 0;
1454 
1455 	mutex_lock(&adev->pm.mutex);
1456 	ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
1457 					table);
1458 	mutex_unlock(&adev->pm.mutex);
1459 
1460 	return ret;
1461 }
1462 
amdgpu_dpm_get_pm_metrics(struct amdgpu_device * adev,void * pm_metrics,size_t size)1463 ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
1464 				  size_t size)
1465 {
1466 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1467 	int ret = 0;
1468 
1469 	if (!pp_funcs->get_pm_metrics)
1470 		return -EOPNOTSUPP;
1471 
1472 	mutex_lock(&adev->pm.mutex);
1473 	ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
1474 				       size);
1475 	mutex_unlock(&adev->pm.mutex);
1476 
1477 	return ret;
1478 }
1479 
amdgpu_dpm_get_fan_control_mode(struct amdgpu_device * adev,uint32_t * fan_mode)1480 int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
1481 				    uint32_t *fan_mode)
1482 {
1483 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1484 	int ret = 0;
1485 
1486 	if (!pp_funcs->get_fan_control_mode)
1487 		return -EOPNOTSUPP;
1488 
1489 	mutex_lock(&adev->pm.mutex);
1490 	ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
1491 					     fan_mode);
1492 	mutex_unlock(&adev->pm.mutex);
1493 
1494 	return ret;
1495 }
1496 
amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device * adev,uint32_t speed)1497 int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
1498 				 uint32_t speed)
1499 {
1500 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1501 	int ret = 0;
1502 
1503 	if (!pp_funcs->set_fan_speed_pwm)
1504 		return -EOPNOTSUPP;
1505 
1506 	mutex_lock(&adev->pm.mutex);
1507 	ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
1508 					  speed);
1509 	mutex_unlock(&adev->pm.mutex);
1510 
1511 	return ret;
1512 }
1513 
amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device * adev,uint32_t * speed)1514 int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
1515 				 uint32_t *speed)
1516 {
1517 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1518 	int ret = 0;
1519 
1520 	if (!pp_funcs->get_fan_speed_pwm)
1521 		return -EOPNOTSUPP;
1522 
1523 	mutex_lock(&adev->pm.mutex);
1524 	ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
1525 					  speed);
1526 	mutex_unlock(&adev->pm.mutex);
1527 
1528 	return ret;
1529 }
1530 
amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device * adev,uint32_t * speed)1531 int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
1532 				 uint32_t *speed)
1533 {
1534 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1535 	int ret = 0;
1536 
1537 	if (!pp_funcs->get_fan_speed_rpm)
1538 		return -EOPNOTSUPP;
1539 
1540 	mutex_lock(&adev->pm.mutex);
1541 	ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
1542 					  speed);
1543 	mutex_unlock(&adev->pm.mutex);
1544 
1545 	return ret;
1546 }
1547 
amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device * adev,uint32_t speed)1548 int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
1549 				 uint32_t speed)
1550 {
1551 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1552 	int ret = 0;
1553 
1554 	if (!pp_funcs->set_fan_speed_rpm)
1555 		return -EOPNOTSUPP;
1556 
1557 	mutex_lock(&adev->pm.mutex);
1558 	ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
1559 					  speed);
1560 	mutex_unlock(&adev->pm.mutex);
1561 
1562 	return ret;
1563 }
1564 
amdgpu_dpm_set_fan_control_mode(struct amdgpu_device * adev,uint32_t mode)1565 int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
1566 				    uint32_t mode)
1567 {
1568 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1569 	int ret = 0;
1570 
1571 	if (!pp_funcs->set_fan_control_mode)
1572 		return -EOPNOTSUPP;
1573 
1574 	mutex_lock(&adev->pm.mutex);
1575 	ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
1576 					     mode);
1577 	mutex_unlock(&adev->pm.mutex);
1578 
1579 	return ret;
1580 }
1581 
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)1582 int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
1583 			       uint32_t *limit,
1584 			       enum pp_power_limit_level pp_limit_level,
1585 			       enum pp_power_type power_type)
1586 {
1587 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1588 	int ret = 0;
1589 
1590 	if (!pp_funcs->get_power_limit)
1591 		return -ENODATA;
1592 
1593 	mutex_lock(&adev->pm.mutex);
1594 	ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
1595 					limit,
1596 					pp_limit_level,
1597 					power_type);
1598 	mutex_unlock(&adev->pm.mutex);
1599 
1600 	return ret;
1601 }
1602 
amdgpu_dpm_set_power_limit(struct amdgpu_device * adev,uint32_t limit_type,uint32_t limit)1603 int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
1604 			       uint32_t limit_type,
1605 			       uint32_t limit)
1606 {
1607 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1608 	int ret = 0;
1609 
1610 	if (!pp_funcs->set_power_limit)
1611 		return -EINVAL;
1612 
1613 	mutex_lock(&adev->pm.mutex);
1614 	ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
1615 					limit_type, limit);
1616 	mutex_unlock(&adev->pm.mutex);
1617 
1618 	return ret;
1619 }
1620 
amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device * adev)1621 int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
1622 {
1623 	bool cclk_dpm_supported = false;
1624 
1625 	if (!is_support_sw_smu(adev))
1626 		return false;
1627 
1628 	mutex_lock(&adev->pm.mutex);
1629 	cclk_dpm_supported = is_support_cclk_dpm(adev);
1630 	mutex_unlock(&adev->pm.mutex);
1631 
1632 	return (int)cclk_dpm_supported;
1633 }
1634 
amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device * adev,struct seq_file * m)1635 int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
1636 						       struct seq_file *m)
1637 {
1638 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1639 
1640 	if (!pp_funcs->debugfs_print_current_performance_level)
1641 		return -EOPNOTSUPP;
1642 
1643 	mutex_lock(&adev->pm.mutex);
1644 	pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
1645 							  m);
1646 	mutex_unlock(&adev->pm.mutex);
1647 
1648 	return 0;
1649 }
1650 
amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device * adev,void ** addr,size_t * size)1651 int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
1652 				       void **addr,
1653 				       size_t *size)
1654 {
1655 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1656 	int ret = 0;
1657 
1658 	if (!pp_funcs->get_smu_prv_buf_details)
1659 		return -ENOSYS;
1660 
1661 	mutex_lock(&adev->pm.mutex);
1662 	ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
1663 						addr,
1664 						size);
1665 	mutex_unlock(&adev->pm.mutex);
1666 
1667 	return ret;
1668 }
1669 
amdgpu_dpm_is_overdrive_supported(struct amdgpu_device * adev)1670 int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
1671 {
1672 	if (is_support_sw_smu(adev)) {
1673 		struct smu_context *smu = adev->powerplay.pp_handle;
1674 
1675 		return (smu->od_enabled || smu->is_apu);
1676 	} else {
1677 		struct pp_hwmgr *hwmgr;
1678 
1679 		/*
1680 		 * dpm on some legacy asics don't carry od_enabled member
1681 		 * as its pp_handle is casted directly from adev.
1682 		 */
1683 		if (amdgpu_dpm_is_legacy_dpm(adev))
1684 			return false;
1685 
1686 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1687 
1688 		return hwmgr->od_enabled;
1689 	}
1690 }
1691 
amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device * adev)1692 int amdgpu_dpm_is_overdrive_enabled(struct amdgpu_device *adev)
1693 {
1694 	if (is_support_sw_smu(adev)) {
1695 		struct smu_context *smu = adev->powerplay.pp_handle;
1696 
1697 		return smu->od_enabled;
1698 	} else {
1699 		struct pp_hwmgr *hwmgr;
1700 
1701 		/*
1702 		 * dpm on some legacy asics don't carry od_enabled member
1703 		 * as its pp_handle is casted directly from adev.
1704 		 */
1705 		if (amdgpu_dpm_is_legacy_dpm(adev))
1706 			return false;
1707 
1708 		hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
1709 
1710 		return hwmgr->od_enabled;
1711 	}
1712 }
1713 
amdgpu_dpm_set_pp_table(struct amdgpu_device * adev,const char * buf,size_t size)1714 int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
1715 			    const char *buf,
1716 			    size_t size)
1717 {
1718 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
1719 	int ret = 0;
1720 
1721 	if (!buf || !size)
1722 		return -EINVAL;
1723 
1724 	if (amdgpu_sriov_vf(adev) || !pp_funcs->set_pp_table || adev->scpm_enabled)
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_temp_metrics - Retrieve metrics for a specific compute
2042  * partition
2043  * @adev: Pointer to the device.
2044  * @type: Identifier for the temperature type metrics to be fetched.
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 temperature type, If the
2049  * table parameter is NULL, the function returns the size of the metrics
2050  * structure without populating it.
2051  *
2052  * Return: Size of the metrics structure on success, or a negative error code on failure.
2053  */
amdgpu_dpm_get_temp_metrics(struct amdgpu_device * adev,enum smu_temp_metric_type type,void * table)2054 ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev,
2055 				    enum smu_temp_metric_type type, void *table)
2056 {
2057 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2058 	int ret;
2059 
2060 	if (!pp_funcs->get_temp_metrics ||
2061 	    !amdgpu_dpm_is_temp_metrics_supported(adev, type))
2062 		return -EOPNOTSUPP;
2063 
2064 	mutex_lock(&adev->pm.mutex);
2065 	ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table);
2066 	mutex_unlock(&adev->pm.mutex);
2067 
2068 	return ret;
2069 }
2070 
2071 /**
2072  * amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support
2073  * is available
2074  * @adev: Pointer to the device.
2075  * @type: Identifier for the temperature type metrics to be fetched.
2076  *
2077  * This function returns metrics if specific temperature metrics type is supported or not.
2078  *
2079  * Return: True in case of metrics type supported else false.
2080  */
amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device * adev,enum smu_temp_metric_type type)2081 bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev,
2082 					  enum smu_temp_metric_type type)
2083 {
2084 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2085 	bool support_temp_metrics = false;
2086 
2087 	if (!pp_funcs->temp_metrics_is_supported)
2088 		return support_temp_metrics;
2089 
2090 	if (is_support_sw_smu(adev)) {
2091 		mutex_lock(&adev->pm.mutex);
2092 		support_temp_metrics =
2093 			pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type);
2094 		mutex_unlock(&adev->pm.mutex);
2095 	}
2096 
2097 	return support_temp_metrics;
2098 }
2099 
2100 /**
2101  * amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
2102  * partition
2103  * @adev: Pointer to the device.
2104  * @xcp_id: Identifier of the XCP for which metrics are to be retrieved.
2105  * @table: Pointer to a buffer where the metrics will be stored. If NULL, the
2106  * function returns the size of the metrics structure.
2107  *
2108  * This function retrieves metrics for a specific XCP, including details such as
2109  * VCN/JPEG activity, clock frequencies, and other performance metrics. If the
2110  * table parameter is NULL, the function returns the size of the metrics
2111  * structure without populating it.
2112  *
2113  * Return: Size of the metrics structure on success, or a negative error code on failure.
2114  */
amdgpu_dpm_get_xcp_metrics(struct amdgpu_device * adev,int xcp_id,void * table)2115 ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
2116 				   void *table)
2117 {
2118 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
2119 	int ret = 0;
2120 
2121 	if (!pp_funcs->get_xcp_metrics)
2122 		return 0;
2123 
2124 	mutex_lock(&adev->pm.mutex);
2125 	ret = pp_funcs->get_xcp_metrics(adev->powerplay.pp_handle, xcp_id,
2126 					table);
2127 	mutex_unlock(&adev->pm.mutex);
2128 
2129 	return ret;
2130 }
2131 
amdgpu_dpm_get_ras_smu_driver(struct amdgpu_device * adev)2132 const struct ras_smu_drv *amdgpu_dpm_get_ras_smu_driver(struct amdgpu_device *adev)
2133 {
2134 	void *pp_handle = adev->powerplay.pp_handle;
2135 
2136 	return smu_get_ras_smu_driver(pp_handle);
2137 }
2138