1 /*
2  * Copyright 2019 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 
23 #define SWSMU_CODE_LAYER_L1
24 
25 #include <linux/firmware.h>
26 #include <linux/pci.h>
27 #include <linux/reboot.h>
28 
29 #include "amdgpu.h"
30 #include "amdgpu_smu.h"
31 #include "smu_internal.h"
32 #include "atom.h"
33 #include "arcturus_ppt.h"
34 #include "navi10_ppt.h"
35 #include "sienna_cichlid_ppt.h"
36 #include "renoir_ppt.h"
37 #include "vangogh_ppt.h"
38 #include "aldebaran_ppt.h"
39 #include "yellow_carp_ppt.h"
40 #include "cyan_skillfish_ppt.h"
41 #include "smu_v13_0_0_ppt.h"
42 #include "smu_v13_0_4_ppt.h"
43 #include "smu_v13_0_5_ppt.h"
44 #include "smu_v13_0_6_ppt.h"
45 #include "smu_v13_0_7_ppt.h"
46 #include "amd_pcie.h"
47 
48 /*
49  * DO NOT use these for err/warn/info/debug messages.
50  * Use dev_err, dev_warn, dev_info and dev_dbg instead.
51  * They are more MGPU friendly.
52  */
53 #undef pr_err
54 #undef pr_warn
55 #undef pr_info
56 #undef pr_debug
57 
58 static const struct amd_pm_funcs swsmu_pm_funcs;
59 static int smu_force_smuclk_levels(struct smu_context *smu,
60 				   enum smu_clk_type clk_type,
61 				   uint32_t mask);
62 static int smu_handle_task(struct smu_context *smu,
63 			   enum amd_dpm_forced_level level,
64 			   enum amd_pp_task task_id);
65 static int smu_reset(struct smu_context *smu);
66 static int smu_set_fan_speed_pwm(void *handle, u32 speed);
67 static int smu_set_fan_control_mode(void *handle, u32 value);
68 static int smu_set_power_limit(void *handle, uint32_t limit);
69 static int smu_set_fan_speed_rpm(void *handle, uint32_t speed);
70 static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled);
71 static int smu_set_mp1_state(void *handle, enum pp_mp1_state mp1_state);
72 
73 static int smu_sys_get_pp_feature_mask(void *handle,
74 				       char *buf)
75 {
76 	struct smu_context *smu = handle;
77 
78 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
79 		return -EOPNOTSUPP;
80 
81 	return smu_get_pp_feature_mask(smu, buf);
82 }
83 
84 static int smu_sys_set_pp_feature_mask(void *handle,
85 				       uint64_t new_mask)
86 {
87 	struct smu_context *smu = handle;
88 
89 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
90 		return -EOPNOTSUPP;
91 
92 	return smu_set_pp_feature_mask(smu, new_mask);
93 }
94 
95 int smu_set_residency_gfxoff(struct smu_context *smu, bool value)
96 {
97 	if (!smu->ppt_funcs->set_gfx_off_residency)
98 		return -EINVAL;
99 
100 	return smu_set_gfx_off_residency(smu, value);
101 }
102 
103 int smu_get_residency_gfxoff(struct smu_context *smu, u32 *value)
104 {
105 	if (!smu->ppt_funcs->get_gfx_off_residency)
106 		return -EINVAL;
107 
108 	return smu_get_gfx_off_residency(smu, value);
109 }
110 
111 int smu_get_entrycount_gfxoff(struct smu_context *smu, u64 *value)
112 {
113 	if (!smu->ppt_funcs->get_gfx_off_entrycount)
114 		return -EINVAL;
115 
116 	return smu_get_gfx_off_entrycount(smu, value);
117 }
118 
119 int smu_get_status_gfxoff(struct smu_context *smu, uint32_t *value)
120 {
121 	if (!smu->ppt_funcs->get_gfx_off_status)
122 		return -EINVAL;
123 
124 	*value = smu_get_gfx_off_status(smu);
125 
126 	return 0;
127 }
128 
129 int smu_set_soft_freq_range(struct smu_context *smu,
130 			    enum smu_clk_type clk_type,
131 			    uint32_t min,
132 			    uint32_t max)
133 {
134 	int ret = 0;
135 
136 	if (smu->ppt_funcs->set_soft_freq_limited_range)
137 		ret = smu->ppt_funcs->set_soft_freq_limited_range(smu,
138 								  clk_type,
139 								  min,
140 								  max);
141 
142 	return ret;
143 }
144 
145 int smu_get_dpm_freq_range(struct smu_context *smu,
146 			   enum smu_clk_type clk_type,
147 			   uint32_t *min,
148 			   uint32_t *max)
149 {
150 	int ret = -ENOTSUPP;
151 
152 	if (!min && !max)
153 		return -EINVAL;
154 
155 	if (smu->ppt_funcs->get_dpm_ultimate_freq)
156 		ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu,
157 							    clk_type,
158 							    min,
159 							    max);
160 
161 	return ret;
162 }
163 
164 int smu_set_gfx_power_up_by_imu(struct smu_context *smu)
165 {
166 	int ret = 0;
167 	struct amdgpu_device *adev = smu->adev;
168 
169 	if (smu->ppt_funcs->set_gfx_power_up_by_imu) {
170 		ret = smu->ppt_funcs->set_gfx_power_up_by_imu(smu);
171 		if (ret)
172 			dev_err(adev->dev, "Failed to enable gfx imu!\n");
173 	}
174 	return ret;
175 }
176 
177 static u32 smu_get_mclk(void *handle, bool low)
178 {
179 	struct smu_context *smu = handle;
180 	uint32_t clk_freq;
181 	int ret = 0;
182 
183 	ret = smu_get_dpm_freq_range(smu, SMU_UCLK,
184 				     low ? &clk_freq : NULL,
185 				     !low ? &clk_freq : NULL);
186 	if (ret)
187 		return 0;
188 	return clk_freq * 100;
189 }
190 
191 static u32 smu_get_sclk(void *handle, bool low)
192 {
193 	struct smu_context *smu = handle;
194 	uint32_t clk_freq;
195 	int ret = 0;
196 
197 	ret = smu_get_dpm_freq_range(smu, SMU_GFXCLK,
198 				     low ? &clk_freq : NULL,
199 				     !low ? &clk_freq : NULL);
200 	if (ret)
201 		return 0;
202 	return clk_freq * 100;
203 }
204 
205 static int smu_set_gfx_imu_enable(struct smu_context *smu)
206 {
207 	struct amdgpu_device *adev = smu->adev;
208 
209 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
210 		return 0;
211 
212 	if (amdgpu_in_reset(smu->adev) || adev->in_s0ix)
213 		return 0;
214 
215 	return smu_set_gfx_power_up_by_imu(smu);
216 }
217 
218 static int smu_dpm_set_vcn_enable(struct smu_context *smu,
219 				  bool enable)
220 {
221 	struct smu_power_context *smu_power = &smu->smu_power;
222 	struct smu_power_gate *power_gate = &smu_power->power_gate;
223 	int ret = 0;
224 
225 	if (!smu->ppt_funcs->dpm_set_vcn_enable)
226 		return 0;
227 
228 	if (atomic_read(&power_gate->vcn_gated) ^ enable)
229 		return 0;
230 
231 	ret = smu->ppt_funcs->dpm_set_vcn_enable(smu, enable);
232 	if (!ret)
233 		atomic_set(&power_gate->vcn_gated, !enable);
234 
235 	return ret;
236 }
237 
238 static int smu_dpm_set_jpeg_enable(struct smu_context *smu,
239 				   bool enable)
240 {
241 	struct smu_power_context *smu_power = &smu->smu_power;
242 	struct smu_power_gate *power_gate = &smu_power->power_gate;
243 	int ret = 0;
244 
245 	if (!smu->ppt_funcs->dpm_set_jpeg_enable)
246 		return 0;
247 
248 	if (atomic_read(&power_gate->jpeg_gated) ^ enable)
249 		return 0;
250 
251 	ret = smu->ppt_funcs->dpm_set_jpeg_enable(smu, enable);
252 	if (!ret)
253 		atomic_set(&power_gate->jpeg_gated, !enable);
254 
255 	return ret;
256 }
257 
258 /**
259  * smu_dpm_set_power_gate - power gate/ungate the specific IP block
260  *
261  * @handle:        smu_context pointer
262  * @block_type: the IP block to power gate/ungate
263  * @gate:       to power gate if true, ungate otherwise
264  *
265  * This API uses no smu->mutex lock protection due to:
266  * 1. It is either called by other IP block(gfx/sdma/vcn/uvd/vce).
267  *    This is guarded to be race condition free by the caller.
268  * 2. Or get called on user setting request of power_dpm_force_performance_level.
269  *    Under this case, the smu->mutex lock protection is already enforced on
270  *    the parent API smu_force_performance_level of the call path.
271  */
272 static int smu_dpm_set_power_gate(void *handle,
273 				  uint32_t block_type,
274 				  bool gate)
275 {
276 	struct smu_context *smu = handle;
277 	int ret = 0;
278 
279 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) {
280 		dev_WARN(smu->adev->dev,
281 			 "SMU uninitialized but power %s requested for %u!\n",
282 			 gate ? "gate" : "ungate", block_type);
283 		return -EOPNOTSUPP;
284 	}
285 
286 	switch (block_type) {
287 	/*
288 	 * Some legacy code of amdgpu_vcn.c and vcn_v2*.c still uses
289 	 * AMD_IP_BLOCK_TYPE_UVD for VCN. So, here both of them are kept.
290 	 */
291 	case AMD_IP_BLOCK_TYPE_UVD:
292 	case AMD_IP_BLOCK_TYPE_VCN:
293 		ret = smu_dpm_set_vcn_enable(smu, !gate);
294 		if (ret)
295 			dev_err(smu->adev->dev, "Failed to power %s VCN!\n",
296 				gate ? "gate" : "ungate");
297 		break;
298 	case AMD_IP_BLOCK_TYPE_GFX:
299 		ret = smu_gfx_off_control(smu, gate);
300 		if (ret)
301 			dev_err(smu->adev->dev, "Failed to %s gfxoff!\n",
302 				gate ? "enable" : "disable");
303 		break;
304 	case AMD_IP_BLOCK_TYPE_SDMA:
305 		ret = smu_powergate_sdma(smu, gate);
306 		if (ret)
307 			dev_err(smu->adev->dev, "Failed to power %s SDMA!\n",
308 				gate ? "gate" : "ungate");
309 		break;
310 	case AMD_IP_BLOCK_TYPE_JPEG:
311 		ret = smu_dpm_set_jpeg_enable(smu, !gate);
312 		if (ret)
313 			dev_err(smu->adev->dev, "Failed to power %s JPEG!\n",
314 				gate ? "gate" : "ungate");
315 		break;
316 	default:
317 		dev_err(smu->adev->dev, "Unsupported block type!\n");
318 		return -EINVAL;
319 	}
320 
321 	return ret;
322 }
323 
324 /**
325  * smu_set_user_clk_dependencies - set user profile clock dependencies
326  *
327  * @smu:	smu_context pointer
328  * @clk:	enum smu_clk_type type
329  *
330  * Enable/Disable the clock dependency for the @clk type.
331  */
332 static void smu_set_user_clk_dependencies(struct smu_context *smu, enum smu_clk_type clk)
333 {
334 	if (smu->adev->in_suspend)
335 		return;
336 
337 	if (clk == SMU_MCLK) {
338 		smu->user_dpm_profile.clk_dependency = 0;
339 		smu->user_dpm_profile.clk_dependency = BIT(SMU_FCLK) | BIT(SMU_SOCCLK);
340 	} else if (clk == SMU_FCLK) {
341 		/* MCLK takes precedence over FCLK */
342 		if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
343 			return;
344 
345 		smu->user_dpm_profile.clk_dependency = 0;
346 		smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_SOCCLK);
347 	} else if (clk == SMU_SOCCLK) {
348 		/* MCLK takes precedence over SOCCLK */
349 		if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
350 			return;
351 
352 		smu->user_dpm_profile.clk_dependency = 0;
353 		smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_FCLK);
354 	} else
355 		/* Add clk dependencies here, if any */
356 		return;
357 }
358 
359 /**
360  * smu_restore_dpm_user_profile - reinstate user dpm profile
361  *
362  * @smu:	smu_context pointer
363  *
364  * Restore the saved user power configurations include power limit,
365  * clock frequencies, fan control mode and fan speed.
366  */
367 static void smu_restore_dpm_user_profile(struct smu_context *smu)
368 {
369 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
370 	int ret = 0;
371 
372 	if (!smu->adev->in_suspend)
373 		return;
374 
375 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
376 		return;
377 
378 	/* Enable restore flag */
379 	smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE;
380 
381 	/* set the user dpm power limit */
382 	if (smu->user_dpm_profile.power_limit) {
383 		ret = smu_set_power_limit(smu, smu->user_dpm_profile.power_limit);
384 		if (ret)
385 			dev_err(smu->adev->dev, "Failed to set power limit value\n");
386 	}
387 
388 	/* set the user dpm clock configurations */
389 	if (smu_dpm_ctx->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL) {
390 		enum smu_clk_type clk_type;
391 
392 		for (clk_type = 0; clk_type < SMU_CLK_COUNT; clk_type++) {
393 			/*
394 			 * Iterate over smu clk type and force the saved user clk
395 			 * configs, skip if clock dependency is enabled
396 			 */
397 			if (!(smu->user_dpm_profile.clk_dependency & BIT(clk_type)) &&
398 					smu->user_dpm_profile.clk_mask[clk_type]) {
399 				ret = smu_force_smuclk_levels(smu, clk_type,
400 						smu->user_dpm_profile.clk_mask[clk_type]);
401 				if (ret)
402 					dev_err(smu->adev->dev,
403 						"Failed to set clock type = %d\n", clk_type);
404 			}
405 		}
406 	}
407 
408 	/* set the user dpm fan configurations */
409 	if (smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_MANUAL ||
410 	    smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_NONE) {
411 		ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode);
412 		if (ret != -EOPNOTSUPP) {
413 			smu->user_dpm_profile.fan_speed_pwm = 0;
414 			smu->user_dpm_profile.fan_speed_rpm = 0;
415 			smu->user_dpm_profile.fan_mode = AMD_FAN_CTRL_AUTO;
416 			dev_err(smu->adev->dev, "Failed to set manual fan control mode\n");
417 		}
418 
419 		if (smu->user_dpm_profile.fan_speed_pwm) {
420 			ret = smu_set_fan_speed_pwm(smu, smu->user_dpm_profile.fan_speed_pwm);
421 			if (ret != -EOPNOTSUPP)
422 				dev_err(smu->adev->dev, "Failed to set manual fan speed in pwm\n");
423 		}
424 
425 		if (smu->user_dpm_profile.fan_speed_rpm) {
426 			ret = smu_set_fan_speed_rpm(smu, smu->user_dpm_profile.fan_speed_rpm);
427 			if (ret != -EOPNOTSUPP)
428 				dev_err(smu->adev->dev, "Failed to set manual fan speed in rpm\n");
429 		}
430 	}
431 
432 	/* Restore user customized OD settings */
433 	if (smu->user_dpm_profile.user_od) {
434 		if (smu->ppt_funcs->restore_user_od_settings) {
435 			ret = smu->ppt_funcs->restore_user_od_settings(smu);
436 			if (ret)
437 				dev_err(smu->adev->dev, "Failed to upload customized OD settings\n");
438 		}
439 	}
440 
441 	/* Disable restore flag */
442 	smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE;
443 }
444 
445 static int smu_get_power_num_states(void *handle,
446 				    struct pp_states_info *state_info)
447 {
448 	if (!state_info)
449 		return -EINVAL;
450 
451 	/* not support power state */
452 	memset(state_info, 0, sizeof(struct pp_states_info));
453 	state_info->nums = 1;
454 	state_info->states[0] = POWER_STATE_TYPE_DEFAULT;
455 
456 	return 0;
457 }
458 
459 bool is_support_sw_smu(struct amdgpu_device *adev)
460 {
461 	/* vega20 is 11.0.2, but it's supported via the powerplay code */
462 	if (adev->asic_type == CHIP_VEGA20)
463 		return false;
464 
465 	if (adev->ip_versions[MP1_HWIP][0] >= IP_VERSION(11, 0, 0))
466 		return true;
467 
468 	return false;
469 }
470 
471 bool is_support_cclk_dpm(struct amdgpu_device *adev)
472 {
473 	struct smu_context *smu = adev->powerplay.pp_handle;
474 
475 	if (!smu_feature_is_enabled(smu, SMU_FEATURE_CCLK_DPM_BIT))
476 		return false;
477 
478 	return true;
479 }
480 
481 
482 static int smu_sys_get_pp_table(void *handle,
483 				char **table)
484 {
485 	struct smu_context *smu = handle;
486 	struct smu_table_context *smu_table = &smu->smu_table;
487 
488 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
489 		return -EOPNOTSUPP;
490 
491 	if (!smu_table->power_play_table && !smu_table->hardcode_pptable)
492 		return -EINVAL;
493 
494 	if (smu_table->hardcode_pptable)
495 		*table = smu_table->hardcode_pptable;
496 	else
497 		*table = smu_table->power_play_table;
498 
499 	return smu_table->power_play_table_size;
500 }
501 
502 static int smu_sys_set_pp_table(void *handle,
503 				const char *buf,
504 				size_t size)
505 {
506 	struct smu_context *smu = handle;
507 	struct smu_table_context *smu_table = &smu->smu_table;
508 	ATOM_COMMON_TABLE_HEADER *header = (ATOM_COMMON_TABLE_HEADER *)buf;
509 	int ret = 0;
510 
511 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
512 		return -EOPNOTSUPP;
513 
514 	if (header->usStructureSize != size) {
515 		dev_err(smu->adev->dev, "pp table size not matched !\n");
516 		return -EIO;
517 	}
518 
519 	if (!smu_table->hardcode_pptable) {
520 		smu_table->hardcode_pptable = kzalloc(size, GFP_KERNEL);
521 		if (!smu_table->hardcode_pptable)
522 			return -ENOMEM;
523 	}
524 
525 	memcpy(smu_table->hardcode_pptable, buf, size);
526 	smu_table->power_play_table = smu_table->hardcode_pptable;
527 	smu_table->power_play_table_size = size;
528 
529 	/*
530 	 * Special hw_fini action(for Navi1x, the DPMs disablement will be
531 	 * skipped) may be needed for custom pptable uploading.
532 	 */
533 	smu->uploading_custom_pp_table = true;
534 
535 	ret = smu_reset(smu);
536 	if (ret)
537 		dev_info(smu->adev->dev, "smu reset failed, ret = %d\n", ret);
538 
539 	smu->uploading_custom_pp_table = false;
540 
541 	return ret;
542 }
543 
544 static int smu_get_driver_allowed_feature_mask(struct smu_context *smu)
545 {
546 	struct smu_feature *feature = &smu->smu_feature;
547 	uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32];
548 	int ret = 0;
549 
550 	/*
551 	 * With SCPM enabled, the allowed featuremasks setting(via
552 	 * PPSMC_MSG_SetAllowedFeaturesMaskLow/High) is not permitted.
553 	 * That means there is no way to let PMFW knows the settings below.
554 	 * Thus, we just assume all the features are allowed under
555 	 * such scenario.
556 	 */
557 	if (smu->adev->scpm_enabled) {
558 		bitmap_fill(feature->allowed, SMU_FEATURE_MAX);
559 		return 0;
560 	}
561 
562 	bitmap_zero(feature->allowed, SMU_FEATURE_MAX);
563 
564 	ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask,
565 					     SMU_FEATURE_MAX/32);
566 	if (ret)
567 		return ret;
568 
569 	bitmap_or(feature->allowed, feature->allowed,
570 		      (unsigned long *)allowed_feature_mask,
571 		      feature->feature_num);
572 
573 	return ret;
574 }
575 
576 static int smu_set_funcs(struct amdgpu_device *adev)
577 {
578 	struct smu_context *smu = adev->powerplay.pp_handle;
579 
580 	if (adev->pm.pp_feature & PP_OVERDRIVE_MASK)
581 		smu->od_enabled = true;
582 
583 	switch (adev->ip_versions[MP1_HWIP][0]) {
584 	case IP_VERSION(11, 0, 0):
585 	case IP_VERSION(11, 0, 5):
586 	case IP_VERSION(11, 0, 9):
587 		navi10_set_ppt_funcs(smu);
588 		break;
589 	case IP_VERSION(11, 0, 7):
590 	case IP_VERSION(11, 0, 11):
591 	case IP_VERSION(11, 0, 12):
592 	case IP_VERSION(11, 0, 13):
593 		sienna_cichlid_set_ppt_funcs(smu);
594 		break;
595 	case IP_VERSION(12, 0, 0):
596 	case IP_VERSION(12, 0, 1):
597 		renoir_set_ppt_funcs(smu);
598 		break;
599 	case IP_VERSION(11, 5, 0):
600 		vangogh_set_ppt_funcs(smu);
601 		break;
602 	case IP_VERSION(13, 0, 1):
603 	case IP_VERSION(13, 0, 3):
604 	case IP_VERSION(13, 0, 8):
605 		yellow_carp_set_ppt_funcs(smu);
606 		break;
607 	case IP_VERSION(13, 0, 4):
608 	case IP_VERSION(13, 0, 11):
609 		smu_v13_0_4_set_ppt_funcs(smu);
610 		break;
611 	case IP_VERSION(13, 0, 5):
612 		smu_v13_0_5_set_ppt_funcs(smu);
613 		break;
614 	case IP_VERSION(11, 0, 8):
615 		cyan_skillfish_set_ppt_funcs(smu);
616 		break;
617 	case IP_VERSION(11, 0, 2):
618 		adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
619 		arcturus_set_ppt_funcs(smu);
620 		/* OD is not supported on Arcturus */
621 		smu->od_enabled = false;
622 		break;
623 	case IP_VERSION(13, 0, 2):
624 		aldebaran_set_ppt_funcs(smu);
625 		/* Enable pp_od_clk_voltage node */
626 		smu->od_enabled = true;
627 		break;
628 	case IP_VERSION(13, 0, 0):
629 	case IP_VERSION(13, 0, 10):
630 		smu_v13_0_0_set_ppt_funcs(smu);
631 		break;
632 	case IP_VERSION(13, 0, 6):
633 		smu_v13_0_6_set_ppt_funcs(smu);
634 		/* Enable pp_od_clk_voltage node */
635 		smu->od_enabled = true;
636 		break;
637 	case IP_VERSION(13, 0, 7):
638 		smu_v13_0_7_set_ppt_funcs(smu);
639 		break;
640 	default:
641 		return -EINVAL;
642 	}
643 
644 	return 0;
645 }
646 
647 static int smu_early_init(void *handle)
648 {
649 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
650 	struct smu_context *smu;
651 	int r;
652 
653 	smu = kzalloc(sizeof(struct smu_context), GFP_KERNEL);
654 	if (!smu)
655 		return -ENOMEM;
656 
657 	smu->adev = adev;
658 	smu->pm_enabled = !!amdgpu_dpm;
659 	smu->is_apu = false;
660 	smu->smu_baco.state = SMU_BACO_STATE_EXIT;
661 	smu->smu_baco.platform_support = false;
662 	smu->user_dpm_profile.fan_mode = -1;
663 
664 	mutex_init(&smu->message_lock);
665 
666 	adev->powerplay.pp_handle = smu;
667 	adev->powerplay.pp_funcs = &swsmu_pm_funcs;
668 
669 	r = smu_set_funcs(adev);
670 	if (r)
671 		return r;
672 	return smu_init_microcode(smu);
673 }
674 
675 static int smu_set_default_dpm_table(struct smu_context *smu)
676 {
677 	struct smu_power_context *smu_power = &smu->smu_power;
678 	struct smu_power_gate *power_gate = &smu_power->power_gate;
679 	int vcn_gate, jpeg_gate;
680 	int ret = 0;
681 
682 	if (!smu->ppt_funcs->set_default_dpm_table)
683 		return 0;
684 
685 	vcn_gate = atomic_read(&power_gate->vcn_gated);
686 	jpeg_gate = atomic_read(&power_gate->jpeg_gated);
687 
688 	ret = smu_dpm_set_vcn_enable(smu, true);
689 	if (ret)
690 		return ret;
691 
692 	ret = smu_dpm_set_jpeg_enable(smu, true);
693 	if (ret)
694 		goto err_out;
695 
696 	ret = smu->ppt_funcs->set_default_dpm_table(smu);
697 	if (ret)
698 		dev_err(smu->adev->dev,
699 			"Failed to setup default dpm clock tables!\n");
700 
701 	smu_dpm_set_jpeg_enable(smu, !jpeg_gate);
702 err_out:
703 	smu_dpm_set_vcn_enable(smu, !vcn_gate);
704 	return ret;
705 }
706 
707 static int smu_apply_default_config_table_settings(struct smu_context *smu)
708 {
709 	struct amdgpu_device *adev = smu->adev;
710 	int ret = 0;
711 
712 	ret = smu_get_default_config_table_settings(smu,
713 						    &adev->pm.config_table);
714 	if (ret)
715 		return ret;
716 
717 	return smu_set_config_table(smu, &adev->pm.config_table);
718 }
719 
720 static int smu_late_init(void *handle)
721 {
722 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
723 	struct smu_context *smu = adev->powerplay.pp_handle;
724 	int ret = 0;
725 
726 	smu_set_fine_grain_gfx_freq_parameters(smu);
727 
728 	if (!smu->pm_enabled)
729 		return 0;
730 
731 	ret = smu_post_init(smu);
732 	if (ret) {
733 		dev_err(adev->dev, "Failed to post smu init!\n");
734 		return ret;
735 	}
736 
737 	/*
738 	 * Explicitly notify PMFW the power mode the system in. Since
739 	 * the PMFW may boot the ASIC with a different mode.
740 	 * For those supporting ACDC switch via gpio, PMFW will
741 	 * handle the switch automatically. Driver involvement
742 	 * is unnecessary.
743 	 */
744 	if (!smu->dc_controlled_by_gpio) {
745 		ret = smu_set_power_source(smu,
746 					   adev->pm.ac_power ? SMU_POWER_SOURCE_AC :
747 					   SMU_POWER_SOURCE_DC);
748 		if (ret) {
749 			dev_err(adev->dev, "Failed to switch to %s mode!\n",
750 				adev->pm.ac_power ? "AC" : "DC");
751 			return ret;
752 		}
753 	}
754 
755 	if ((adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 1)) ||
756 	    (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 3)))
757 		return 0;
758 
759 	if (!amdgpu_sriov_vf(adev) || smu->od_enabled) {
760 		ret = smu_set_default_od_settings(smu);
761 		if (ret) {
762 			dev_err(adev->dev, "Failed to setup default OD settings!\n");
763 			return ret;
764 		}
765 	}
766 
767 	ret = smu_populate_umd_state_clk(smu);
768 	if (ret) {
769 		dev_err(adev->dev, "Failed to populate UMD state clocks!\n");
770 		return ret;
771 	}
772 
773 	ret = smu_get_asic_power_limits(smu,
774 					&smu->current_power_limit,
775 					&smu->default_power_limit,
776 					&smu->max_power_limit);
777 	if (ret) {
778 		dev_err(adev->dev, "Failed to get asic power limits!\n");
779 		return ret;
780 	}
781 
782 	if (!amdgpu_sriov_vf(adev))
783 		smu_get_unique_id(smu);
784 
785 	smu_get_fan_parameters(smu);
786 
787 	smu_handle_task(smu,
788 			smu->smu_dpm.dpm_level,
789 			AMD_PP_TASK_COMPLETE_INIT);
790 
791 	ret = smu_apply_default_config_table_settings(smu);
792 	if (ret && (ret != -EOPNOTSUPP)) {
793 		dev_err(adev->dev, "Failed to apply default DriverSmuConfig settings!\n");
794 		return ret;
795 	}
796 
797 	smu_restore_dpm_user_profile(smu);
798 
799 	return 0;
800 }
801 
802 static int smu_init_fb_allocations(struct smu_context *smu)
803 {
804 	struct amdgpu_device *adev = smu->adev;
805 	struct smu_table_context *smu_table = &smu->smu_table;
806 	struct smu_table *tables = smu_table->tables;
807 	struct smu_table *driver_table = &(smu_table->driver_table);
808 	uint32_t max_table_size = 0;
809 	int ret, i;
810 
811 	/* VRAM allocation for tool table */
812 	if (tables[SMU_TABLE_PMSTATUSLOG].size) {
813 		ret = amdgpu_bo_create_kernel(adev,
814 					      tables[SMU_TABLE_PMSTATUSLOG].size,
815 					      tables[SMU_TABLE_PMSTATUSLOG].align,
816 					      tables[SMU_TABLE_PMSTATUSLOG].domain,
817 					      &tables[SMU_TABLE_PMSTATUSLOG].bo,
818 					      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
819 					      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
820 		if (ret) {
821 			dev_err(adev->dev, "VRAM allocation for tool table failed!\n");
822 			return ret;
823 		}
824 	}
825 
826 	driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT;
827 	/* VRAM allocation for driver table */
828 	for (i = 0; i < SMU_TABLE_COUNT; i++) {
829 		if (tables[i].size == 0)
830 			continue;
831 
832 		/* If one of the tables has VRAM domain restriction, keep it in
833 		 * VRAM
834 		 */
835 		if ((tables[i].domain &
836 		    (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) ==
837 			    AMDGPU_GEM_DOMAIN_VRAM)
838 			driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM;
839 
840 		if (i == SMU_TABLE_PMSTATUSLOG)
841 			continue;
842 
843 		if (max_table_size < tables[i].size)
844 			max_table_size = tables[i].size;
845 	}
846 
847 	driver_table->size = max_table_size;
848 	driver_table->align = PAGE_SIZE;
849 
850 	ret = amdgpu_bo_create_kernel(adev,
851 				      driver_table->size,
852 				      driver_table->align,
853 				      driver_table->domain,
854 				      &driver_table->bo,
855 				      &driver_table->mc_address,
856 				      &driver_table->cpu_addr);
857 	if (ret) {
858 		dev_err(adev->dev, "VRAM allocation for driver table failed!\n");
859 		if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
860 			amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
861 					      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
862 					      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
863 	}
864 
865 	return ret;
866 }
867 
868 static int smu_fini_fb_allocations(struct smu_context *smu)
869 {
870 	struct smu_table_context *smu_table = &smu->smu_table;
871 	struct smu_table *tables = smu_table->tables;
872 	struct smu_table *driver_table = &(smu_table->driver_table);
873 
874 	if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
875 		amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
876 				      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
877 				      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
878 
879 	amdgpu_bo_free_kernel(&driver_table->bo,
880 			      &driver_table->mc_address,
881 			      &driver_table->cpu_addr);
882 
883 	return 0;
884 }
885 
886 /**
887  * smu_alloc_memory_pool - allocate memory pool in the system memory
888  *
889  * @smu: amdgpu_device pointer
890  *
891  * This memory pool will be used for SMC use and msg SetSystemVirtualDramAddr
892  * and DramLogSetDramAddr can notify it changed.
893  *
894  * Returns 0 on success, error on failure.
895  */
896 static int smu_alloc_memory_pool(struct smu_context *smu)
897 {
898 	struct amdgpu_device *adev = smu->adev;
899 	struct smu_table_context *smu_table = &smu->smu_table;
900 	struct smu_table *memory_pool = &smu_table->memory_pool;
901 	uint64_t pool_size = smu->pool_size;
902 	int ret = 0;
903 
904 	if (pool_size == SMU_MEMORY_POOL_SIZE_ZERO)
905 		return ret;
906 
907 	memory_pool->size = pool_size;
908 	memory_pool->align = PAGE_SIZE;
909 	memory_pool->domain = AMDGPU_GEM_DOMAIN_GTT;
910 
911 	switch (pool_size) {
912 	case SMU_MEMORY_POOL_SIZE_256_MB:
913 	case SMU_MEMORY_POOL_SIZE_512_MB:
914 	case SMU_MEMORY_POOL_SIZE_1_GB:
915 	case SMU_MEMORY_POOL_SIZE_2_GB:
916 		ret = amdgpu_bo_create_kernel(adev,
917 					      memory_pool->size,
918 					      memory_pool->align,
919 					      memory_pool->domain,
920 					      &memory_pool->bo,
921 					      &memory_pool->mc_address,
922 					      &memory_pool->cpu_addr);
923 		if (ret)
924 			dev_err(adev->dev, "VRAM allocation for dramlog failed!\n");
925 		break;
926 	default:
927 		break;
928 	}
929 
930 	return ret;
931 }
932 
933 static int smu_free_memory_pool(struct smu_context *smu)
934 {
935 	struct smu_table_context *smu_table = &smu->smu_table;
936 	struct smu_table *memory_pool = &smu_table->memory_pool;
937 
938 	if (memory_pool->size == SMU_MEMORY_POOL_SIZE_ZERO)
939 		return 0;
940 
941 	amdgpu_bo_free_kernel(&memory_pool->bo,
942 			      &memory_pool->mc_address,
943 			      &memory_pool->cpu_addr);
944 
945 	memset(memory_pool, 0, sizeof(struct smu_table));
946 
947 	return 0;
948 }
949 
950 static int smu_alloc_dummy_read_table(struct smu_context *smu)
951 {
952 	struct smu_table_context *smu_table = &smu->smu_table;
953 	struct smu_table *dummy_read_1_table =
954 			&smu_table->dummy_read_1_table;
955 	struct amdgpu_device *adev = smu->adev;
956 	int ret = 0;
957 
958 	if (!dummy_read_1_table->size)
959 		return 0;
960 
961 	ret = amdgpu_bo_create_kernel(adev,
962 				      dummy_read_1_table->size,
963 				      dummy_read_1_table->align,
964 				      dummy_read_1_table->domain,
965 				      &dummy_read_1_table->bo,
966 				      &dummy_read_1_table->mc_address,
967 				      &dummy_read_1_table->cpu_addr);
968 	if (ret)
969 		dev_err(adev->dev, "VRAM allocation for dummy read table failed!\n");
970 
971 	return ret;
972 }
973 
974 static void smu_free_dummy_read_table(struct smu_context *smu)
975 {
976 	struct smu_table_context *smu_table = &smu->smu_table;
977 	struct smu_table *dummy_read_1_table =
978 			&smu_table->dummy_read_1_table;
979 
980 
981 	amdgpu_bo_free_kernel(&dummy_read_1_table->bo,
982 			      &dummy_read_1_table->mc_address,
983 			      &dummy_read_1_table->cpu_addr);
984 
985 	memset(dummy_read_1_table, 0, sizeof(struct smu_table));
986 }
987 
988 static int smu_smc_table_sw_init(struct smu_context *smu)
989 {
990 	int ret;
991 
992 	/**
993 	 * Create smu_table structure, and init smc tables such as
994 	 * TABLE_PPTABLE, TABLE_WATERMARKS, TABLE_SMU_METRICS, and etc.
995 	 */
996 	ret = smu_init_smc_tables(smu);
997 	if (ret) {
998 		dev_err(smu->adev->dev, "Failed to init smc tables!\n");
999 		return ret;
1000 	}
1001 
1002 	/**
1003 	 * Create smu_power_context structure, and allocate smu_dpm_context and
1004 	 * context size to fill the smu_power_context data.
1005 	 */
1006 	ret = smu_init_power(smu);
1007 	if (ret) {
1008 		dev_err(smu->adev->dev, "Failed to init smu_init_power!\n");
1009 		return ret;
1010 	}
1011 
1012 	/*
1013 	 * allocate vram bos to store smc table contents.
1014 	 */
1015 	ret = smu_init_fb_allocations(smu);
1016 	if (ret)
1017 		return ret;
1018 
1019 	ret = smu_alloc_memory_pool(smu);
1020 	if (ret)
1021 		return ret;
1022 
1023 	ret = smu_alloc_dummy_read_table(smu);
1024 	if (ret)
1025 		return ret;
1026 
1027 	ret = smu_i2c_init(smu);
1028 	if (ret)
1029 		return ret;
1030 
1031 	return 0;
1032 }
1033 
1034 static int smu_smc_table_sw_fini(struct smu_context *smu)
1035 {
1036 	int ret;
1037 
1038 	smu_i2c_fini(smu);
1039 
1040 	smu_free_dummy_read_table(smu);
1041 
1042 	ret = smu_free_memory_pool(smu);
1043 	if (ret)
1044 		return ret;
1045 
1046 	ret = smu_fini_fb_allocations(smu);
1047 	if (ret)
1048 		return ret;
1049 
1050 	ret = smu_fini_power(smu);
1051 	if (ret) {
1052 		dev_err(smu->adev->dev, "Failed to init smu_fini_power!\n");
1053 		return ret;
1054 	}
1055 
1056 	ret = smu_fini_smc_tables(smu);
1057 	if (ret) {
1058 		dev_err(smu->adev->dev, "Failed to smu_fini_smc_tables!\n");
1059 		return ret;
1060 	}
1061 
1062 	return 0;
1063 }
1064 
1065 static void smu_throttling_logging_work_fn(struct work_struct *work)
1066 {
1067 	struct smu_context *smu = container_of(work, struct smu_context,
1068 					       throttling_logging_work);
1069 
1070 	smu_log_thermal_throttling(smu);
1071 }
1072 
1073 static void smu_interrupt_work_fn(struct work_struct *work)
1074 {
1075 	struct smu_context *smu = container_of(work, struct smu_context,
1076 					       interrupt_work);
1077 
1078 	if (smu->ppt_funcs && smu->ppt_funcs->interrupt_work)
1079 		smu->ppt_funcs->interrupt_work(smu);
1080 }
1081 
1082 static void smu_swctf_delayed_work_handler(struct work_struct *work)
1083 {
1084 	struct smu_context *smu =
1085 		container_of(work, struct smu_context, swctf_delayed_work.work);
1086 	struct smu_temperature_range *range =
1087 				&smu->thermal_range;
1088 	struct amdgpu_device *adev = smu->adev;
1089 	uint32_t hotspot_tmp, size;
1090 
1091 	/*
1092 	 * If the hotspot temperature is confirmed as below SW CTF setting point
1093 	 * after the delay enforced, nothing will be done.
1094 	 * Otherwise, a graceful shutdown will be performed to prevent further damage.
1095 	 */
1096 	if (range->software_shutdown_temp &&
1097 	    smu->ppt_funcs->read_sensor &&
1098 	    !smu->ppt_funcs->read_sensor(smu,
1099 					 AMDGPU_PP_SENSOR_HOTSPOT_TEMP,
1100 					 &hotspot_tmp,
1101 					 &size) &&
1102 	    hotspot_tmp / 1000 < range->software_shutdown_temp)
1103 		return;
1104 
1105 	dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
1106 	dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
1107 	orderly_poweroff(true);
1108 }
1109 
1110 static int smu_sw_init(void *handle)
1111 {
1112 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1113 	struct smu_context *smu = adev->powerplay.pp_handle;
1114 	int ret;
1115 
1116 	smu->pool_size = adev->pm.smu_prv_buffer_size;
1117 	smu->smu_feature.feature_num = SMU_FEATURE_MAX;
1118 	bitmap_zero(smu->smu_feature.supported, SMU_FEATURE_MAX);
1119 	bitmap_zero(smu->smu_feature.allowed, SMU_FEATURE_MAX);
1120 
1121 	INIT_WORK(&smu->throttling_logging_work, smu_throttling_logging_work_fn);
1122 	INIT_WORK(&smu->interrupt_work, smu_interrupt_work_fn);
1123 	atomic64_set(&smu->throttle_int_counter, 0);
1124 	smu->watermarks_bitmap = 0;
1125 	smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1126 	smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1127 
1128 	atomic_set(&smu->smu_power.power_gate.vcn_gated, 1);
1129 	atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1);
1130 
1131 	smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
1132 	smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
1133 	smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
1134 	smu->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
1135 	smu->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
1136 	smu->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4;
1137 	smu->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
1138 	smu->workload_prority[PP_SMC_POWER_PROFILE_CUSTOM] = 6;
1139 
1140 	smu->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1141 	smu->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
1142 	smu->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING;
1143 	smu->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO;
1144 	smu->workload_setting[4] = PP_SMC_POWER_PROFILE_VR;
1145 	smu->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE;
1146 	smu->workload_setting[6] = PP_SMC_POWER_PROFILE_CUSTOM;
1147 	smu->display_config = &adev->pm.pm_display_cfg;
1148 
1149 	smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1150 	smu->smu_dpm.requested_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1151 
1152 	INIT_DELAYED_WORK(&smu->swctf_delayed_work,
1153 			  smu_swctf_delayed_work_handler);
1154 
1155 	ret = smu_smc_table_sw_init(smu);
1156 	if (ret) {
1157 		dev_err(adev->dev, "Failed to sw init smc table!\n");
1158 		return ret;
1159 	}
1160 
1161 	/* get boot_values from vbios to set revision, gfxclk, and etc. */
1162 	ret = smu_get_vbios_bootup_values(smu);
1163 	if (ret) {
1164 		dev_err(adev->dev, "Failed to get VBIOS boot clock values!\n");
1165 		return ret;
1166 	}
1167 
1168 	ret = smu_init_pptable_microcode(smu);
1169 	if (ret) {
1170 		dev_err(adev->dev, "Failed to setup pptable firmware!\n");
1171 		return ret;
1172 	}
1173 
1174 	ret = smu_register_irq_handler(smu);
1175 	if (ret) {
1176 		dev_err(adev->dev, "Failed to register smc irq handler!\n");
1177 		return ret;
1178 	}
1179 
1180 	/* If there is no way to query fan control mode, fan control is not supported */
1181 	if (!smu->ppt_funcs->get_fan_control_mode)
1182 		smu->adev->pm.no_fan = true;
1183 
1184 	return 0;
1185 }
1186 
1187 static int smu_sw_fini(void *handle)
1188 {
1189 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1190 	struct smu_context *smu = adev->powerplay.pp_handle;
1191 	int ret;
1192 
1193 	ret = smu_smc_table_sw_fini(smu);
1194 	if (ret) {
1195 		dev_err(adev->dev, "Failed to sw fini smc table!\n");
1196 		return ret;
1197 	}
1198 
1199 	smu_fini_microcode(smu);
1200 
1201 	return 0;
1202 }
1203 
1204 static int smu_get_thermal_temperature_range(struct smu_context *smu)
1205 {
1206 	struct amdgpu_device *adev = smu->adev;
1207 	struct smu_temperature_range *range =
1208 				&smu->thermal_range;
1209 	int ret = 0;
1210 
1211 	if (!smu->ppt_funcs->get_thermal_temperature_range)
1212 		return 0;
1213 
1214 	ret = smu->ppt_funcs->get_thermal_temperature_range(smu, range);
1215 	if (ret)
1216 		return ret;
1217 
1218 	adev->pm.dpm.thermal.min_temp = range->min;
1219 	adev->pm.dpm.thermal.max_temp = range->max;
1220 	adev->pm.dpm.thermal.max_edge_emergency_temp = range->edge_emergency_max;
1221 	adev->pm.dpm.thermal.min_hotspot_temp = range->hotspot_min;
1222 	adev->pm.dpm.thermal.max_hotspot_crit_temp = range->hotspot_crit_max;
1223 	adev->pm.dpm.thermal.max_hotspot_emergency_temp = range->hotspot_emergency_max;
1224 	adev->pm.dpm.thermal.min_mem_temp = range->mem_min;
1225 	adev->pm.dpm.thermal.max_mem_crit_temp = range->mem_crit_max;
1226 	adev->pm.dpm.thermal.max_mem_emergency_temp = range->mem_emergency_max;
1227 
1228 	return ret;
1229 }
1230 
1231 static int smu_smc_hw_setup(struct smu_context *smu)
1232 {
1233 	struct smu_feature *feature = &smu->smu_feature;
1234 	struct amdgpu_device *adev = smu->adev;
1235 	uint32_t pcie_gen = 0, pcie_width = 0;
1236 	uint64_t features_supported;
1237 	int ret = 0;
1238 
1239 	switch (adev->ip_versions[MP1_HWIP][0]) {
1240 	case IP_VERSION(11, 0, 7):
1241 	case IP_VERSION(11, 0, 11):
1242 	case IP_VERSION(11, 5, 0):
1243 	case IP_VERSION(11, 0, 12):
1244 		if (adev->in_suspend && smu_is_dpm_running(smu)) {
1245 			dev_info(adev->dev, "dpm has been enabled\n");
1246 			ret = smu_system_features_control(smu, true);
1247 			if (ret)
1248 				dev_err(adev->dev, "Failed system features control!\n");
1249 			return ret;
1250 		}
1251 		break;
1252 	default:
1253 		break;
1254 	}
1255 
1256 	ret = smu_init_display_count(smu, 0);
1257 	if (ret) {
1258 		dev_info(adev->dev, "Failed to pre-set display count as 0!\n");
1259 		return ret;
1260 	}
1261 
1262 	ret = smu_set_driver_table_location(smu);
1263 	if (ret) {
1264 		dev_err(adev->dev, "Failed to SetDriverDramAddr!\n");
1265 		return ret;
1266 	}
1267 
1268 	/*
1269 	 * Set PMSTATUSLOG table bo address with SetToolsDramAddr MSG for tools.
1270 	 */
1271 	ret = smu_set_tool_table_location(smu);
1272 	if (ret) {
1273 		dev_err(adev->dev, "Failed to SetToolsDramAddr!\n");
1274 		return ret;
1275 	}
1276 
1277 	/*
1278 	 * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify
1279 	 * pool location.
1280 	 */
1281 	ret = smu_notify_memory_pool_location(smu);
1282 	if (ret) {
1283 		dev_err(adev->dev, "Failed to SetDramLogDramAddr!\n");
1284 		return ret;
1285 	}
1286 
1287 	/*
1288 	 * It is assumed the pptable used before runpm is same as
1289 	 * the one used afterwards. Thus, we can reuse the stored
1290 	 * copy and do not need to resetup the pptable again.
1291 	 */
1292 	if (!adev->in_runpm) {
1293 		ret = smu_setup_pptable(smu);
1294 		if (ret) {
1295 			dev_err(adev->dev, "Failed to setup pptable!\n");
1296 			return ret;
1297 		}
1298 	}
1299 
1300 	/* smu_dump_pptable(smu); */
1301 
1302 	/*
1303 	 * With SCPM enabled, PSP is responsible for the PPTable transferring
1304 	 * (to SMU). Driver involvement is not needed and permitted.
1305 	 */
1306 	if (!adev->scpm_enabled) {
1307 		/*
1308 		 * Copy pptable bo in the vram to smc with SMU MSGs such as
1309 		 * SetDriverDramAddr and TransferTableDram2Smu.
1310 		 */
1311 		ret = smu_write_pptable(smu);
1312 		if (ret) {
1313 			dev_err(adev->dev, "Failed to transfer pptable to SMC!\n");
1314 			return ret;
1315 		}
1316 	}
1317 
1318 	/* issue Run*Btc msg */
1319 	ret = smu_run_btc(smu);
1320 	if (ret)
1321 		return ret;
1322 
1323 	/*
1324 	 * With SCPM enabled, these actions(and relevant messages) are
1325 	 * not needed and permitted.
1326 	 */
1327 	if (!adev->scpm_enabled) {
1328 		ret = smu_feature_set_allowed_mask(smu);
1329 		if (ret) {
1330 			dev_err(adev->dev, "Failed to set driver allowed features mask!\n");
1331 			return ret;
1332 		}
1333 	}
1334 
1335 	ret = smu_system_features_control(smu, true);
1336 	if (ret) {
1337 		dev_err(adev->dev, "Failed to enable requested dpm features!\n");
1338 		return ret;
1339 	}
1340 
1341 	ret = smu_feature_get_enabled_mask(smu, &features_supported);
1342 	if (ret) {
1343 		dev_err(adev->dev, "Failed to retrieve supported dpm features!\n");
1344 		return ret;
1345 	}
1346 	bitmap_copy(feature->supported,
1347 		    (unsigned long *)&features_supported,
1348 		    feature->feature_num);
1349 
1350 	if (!smu_is_dpm_running(smu))
1351 		dev_info(adev->dev, "dpm has been disabled\n");
1352 
1353 	/*
1354 	 * Set initialized values (get from vbios) to dpm tables context such as
1355 	 * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
1356 	 * type of clks.
1357 	 */
1358 	ret = smu_set_default_dpm_table(smu);
1359 	if (ret) {
1360 		dev_err(adev->dev, "Failed to setup default dpm clock tables!\n");
1361 		return ret;
1362 	}
1363 
1364 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
1365 		pcie_gen = 3;
1366 	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1367 		pcie_gen = 2;
1368 	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1369 		pcie_gen = 1;
1370 	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
1371 		pcie_gen = 0;
1372 
1373 	/* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
1374 	 * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
1375 	 * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
1376 	 */
1377 	if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
1378 		pcie_width = 6;
1379 	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
1380 		pcie_width = 5;
1381 	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
1382 		pcie_width = 4;
1383 	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
1384 		pcie_width = 3;
1385 	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
1386 		pcie_width = 2;
1387 	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
1388 		pcie_width = 1;
1389 	ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width);
1390 	if (ret) {
1391 		dev_err(adev->dev, "Attempt to override pcie params failed!\n");
1392 		return ret;
1393 	}
1394 
1395 	ret = smu_get_thermal_temperature_range(smu);
1396 	if (ret) {
1397 		dev_err(adev->dev, "Failed to get thermal temperature ranges!\n");
1398 		return ret;
1399 	}
1400 
1401 	ret = smu_enable_thermal_alert(smu);
1402 	if (ret) {
1403 	  dev_err(adev->dev, "Failed to enable thermal alert!\n");
1404 	  return ret;
1405 	}
1406 
1407 	ret = smu_notify_display_change(smu);
1408 	if (ret) {
1409 		dev_err(adev->dev, "Failed to notify display change!\n");
1410 		return ret;
1411 	}
1412 
1413 	/*
1414 	 * Set min deep sleep dce fclk with bootup value from vbios via
1415 	 * SetMinDeepSleepDcefclk MSG.
1416 	 */
1417 	ret = smu_set_min_dcef_deep_sleep(smu,
1418 					  smu->smu_table.boot_values.dcefclk / 100);
1419 
1420 	return ret;
1421 }
1422 
1423 static int smu_start_smc_engine(struct smu_context *smu)
1424 {
1425 	struct amdgpu_device *adev = smu->adev;
1426 	int ret = 0;
1427 
1428 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1429 		if (adev->ip_versions[MP1_HWIP][0] < IP_VERSION(11, 0, 0)) {
1430 			if (smu->ppt_funcs->load_microcode) {
1431 				ret = smu->ppt_funcs->load_microcode(smu);
1432 				if (ret)
1433 					return ret;
1434 			}
1435 		}
1436 	}
1437 
1438 	if (smu->ppt_funcs->check_fw_status) {
1439 		ret = smu->ppt_funcs->check_fw_status(smu);
1440 		if (ret) {
1441 			dev_err(adev->dev, "SMC is not ready\n");
1442 			return ret;
1443 		}
1444 	}
1445 
1446 	/*
1447 	 * Send msg GetDriverIfVersion to check if the return value is equal
1448 	 * with DRIVER_IF_VERSION of smc header.
1449 	 */
1450 	ret = smu_check_fw_version(smu);
1451 	if (ret)
1452 		return ret;
1453 
1454 	return ret;
1455 }
1456 
1457 static int smu_hw_init(void *handle)
1458 {
1459 	int ret;
1460 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1461 	struct smu_context *smu = adev->powerplay.pp_handle;
1462 
1463 	if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev)) {
1464 		smu->pm_enabled = false;
1465 		return 0;
1466 	}
1467 
1468 	ret = smu_start_smc_engine(smu);
1469 	if (ret) {
1470 		dev_err(adev->dev, "SMC engine is not correctly up!\n");
1471 		return ret;
1472 	}
1473 
1474 	if (smu->is_apu) {
1475 		ret = smu_set_gfx_imu_enable(smu);
1476 		if (ret)
1477 			return ret;
1478 		smu_dpm_set_vcn_enable(smu, true);
1479 		smu_dpm_set_jpeg_enable(smu, true);
1480 		smu_set_gfx_cgpg(smu, true);
1481 	}
1482 
1483 	if (!smu->pm_enabled)
1484 		return 0;
1485 
1486 	ret = smu_get_driver_allowed_feature_mask(smu);
1487 	if (ret)
1488 		return ret;
1489 
1490 	ret = smu_smc_hw_setup(smu);
1491 	if (ret) {
1492 		dev_err(adev->dev, "Failed to setup smc hw!\n");
1493 		return ret;
1494 	}
1495 
1496 	/*
1497 	 * Move maximum sustainable clock retrieving here considering
1498 	 * 1. It is not needed on resume(from S3).
1499 	 * 2. DAL settings come between .hw_init and .late_init of SMU.
1500 	 *    And DAL needs to know the maximum sustainable clocks. Thus
1501 	 *    it cannot be put in .late_init().
1502 	 */
1503 	ret = smu_init_max_sustainable_clocks(smu);
1504 	if (ret) {
1505 		dev_err(adev->dev, "Failed to init max sustainable clocks!\n");
1506 		return ret;
1507 	}
1508 
1509 	adev->pm.dpm_enabled = true;
1510 
1511 	dev_info(adev->dev, "SMU is initialized successfully!\n");
1512 
1513 	return 0;
1514 }
1515 
1516 static int smu_disable_dpms(struct smu_context *smu)
1517 {
1518 	struct amdgpu_device *adev = smu->adev;
1519 	int ret = 0;
1520 	bool use_baco = !smu->is_apu &&
1521 		((amdgpu_in_reset(adev) &&
1522 		  (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
1523 		 ((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));
1524 
1525 	/*
1526 	 * For SMU 13.0.0 and 13.0.7, PMFW will handle the DPM features(disablement or others)
1527 	 * properly on suspend/reset/unload. Driver involvement may cause some unexpected issues.
1528 	 */
1529 	switch (adev->ip_versions[MP1_HWIP][0]) {
1530 	case IP_VERSION(13, 0, 0):
1531 	case IP_VERSION(13, 0, 7):
1532 	case IP_VERSION(13, 0, 10):
1533 		return 0;
1534 	default:
1535 		break;
1536 	}
1537 
1538 	/*
1539 	 * For custom pptable uploading, skip the DPM features
1540 	 * disable process on Navi1x ASICs.
1541 	 *   - As the gfx related features are under control of
1542 	 *     RLC on those ASICs. RLC reinitialization will be
1543 	 *     needed to reenable them. That will cost much more
1544 	 *     efforts.
1545 	 *
1546 	 *   - SMU firmware can handle the DPM reenablement
1547 	 *     properly.
1548 	 */
1549 	if (smu->uploading_custom_pp_table) {
1550 		switch (adev->ip_versions[MP1_HWIP][0]) {
1551 		case IP_VERSION(11, 0, 0):
1552 		case IP_VERSION(11, 0, 5):
1553 		case IP_VERSION(11, 0, 9):
1554 		case IP_VERSION(11, 0, 7):
1555 		case IP_VERSION(11, 0, 11):
1556 		case IP_VERSION(11, 5, 0):
1557 		case IP_VERSION(11, 0, 12):
1558 		case IP_VERSION(11, 0, 13):
1559 			return 0;
1560 		default:
1561 			break;
1562 		}
1563 	}
1564 
1565 	/*
1566 	 * For Sienna_Cichlid, PMFW will handle the features disablement properly
1567 	 * on BACO in. Driver involvement is unnecessary.
1568 	 */
1569 	if (use_baco) {
1570 		switch (adev->ip_versions[MP1_HWIP][0]) {
1571 		case IP_VERSION(11, 0, 7):
1572 		case IP_VERSION(11, 0, 0):
1573 		case IP_VERSION(11, 0, 5):
1574 		case IP_VERSION(11, 0, 9):
1575 		case IP_VERSION(13, 0, 7):
1576 			return 0;
1577 		default:
1578 			break;
1579 		}
1580 	}
1581 
1582 	/*
1583 	 * For SMU 13.0.4/11, PMFW will handle the features disablement properly
1584 	 * for gpu reset and S0i3 cases. Driver involvement is unnecessary.
1585 	 */
1586 	if (amdgpu_in_reset(adev) || adev->in_s0ix) {
1587 		switch (adev->ip_versions[MP1_HWIP][0]) {
1588 		case IP_VERSION(13, 0, 4):
1589 		case IP_VERSION(13, 0, 11):
1590 			return 0;
1591 		default:
1592 			break;
1593 		}
1594 	}
1595 
1596 	/*
1597 	 * For gpu reset, runpm and hibernation through BACO,
1598 	 * BACO feature has to be kept enabled.
1599 	 */
1600 	if (use_baco && smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) {
1601 		ret = smu_disable_all_features_with_exception(smu,
1602 							      SMU_FEATURE_BACO_BIT);
1603 		if (ret)
1604 			dev_err(adev->dev, "Failed to disable smu features except BACO.\n");
1605 	} else {
1606 		/* DisableAllSmuFeatures message is not permitted with SCPM enabled */
1607 		if (!adev->scpm_enabled) {
1608 			ret = smu_system_features_control(smu, false);
1609 			if (ret)
1610 				dev_err(adev->dev, "Failed to disable smu features.\n");
1611 		}
1612 	}
1613 
1614 	if (adev->ip_versions[GC_HWIP][0] >= IP_VERSION(9, 4, 2) &&
1615 	    !amdgpu_sriov_vf(adev) && adev->gfx.rlc.funcs->stop)
1616 		adev->gfx.rlc.funcs->stop(adev);
1617 
1618 	return ret;
1619 }
1620 
1621 static int smu_smc_hw_cleanup(struct smu_context *smu)
1622 {
1623 	struct amdgpu_device *adev = smu->adev;
1624 	int ret = 0;
1625 
1626 	cancel_work_sync(&smu->throttling_logging_work);
1627 	cancel_work_sync(&smu->interrupt_work);
1628 
1629 	ret = smu_disable_thermal_alert(smu);
1630 	if (ret) {
1631 		dev_err(adev->dev, "Fail to disable thermal alert!\n");
1632 		return ret;
1633 	}
1634 
1635 	cancel_delayed_work_sync(&smu->swctf_delayed_work);
1636 
1637 	ret = smu_disable_dpms(smu);
1638 	if (ret) {
1639 		dev_err(adev->dev, "Fail to disable dpm features!\n");
1640 		return ret;
1641 	}
1642 
1643 	return 0;
1644 }
1645 
1646 static int smu_hw_fini(void *handle)
1647 {
1648 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1649 	struct smu_context *smu = adev->powerplay.pp_handle;
1650 
1651 	if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
1652 		return 0;
1653 
1654 	smu_dpm_set_vcn_enable(smu, false);
1655 	smu_dpm_set_jpeg_enable(smu, false);
1656 
1657 	adev->vcn.cur_state = AMD_PG_STATE_GATE;
1658 	adev->jpeg.cur_state = AMD_PG_STATE_GATE;
1659 
1660 	if (!smu->pm_enabled)
1661 		return 0;
1662 
1663 	adev->pm.dpm_enabled = false;
1664 
1665 	return smu_smc_hw_cleanup(smu);
1666 }
1667 
1668 static void smu_late_fini(void *handle)
1669 {
1670 	struct amdgpu_device *adev = handle;
1671 	struct smu_context *smu = adev->powerplay.pp_handle;
1672 
1673 	kfree(smu);
1674 }
1675 
1676 static int smu_reset(struct smu_context *smu)
1677 {
1678 	struct amdgpu_device *adev = smu->adev;
1679 	int ret;
1680 
1681 	ret = smu_hw_fini(adev);
1682 	if (ret)
1683 		return ret;
1684 
1685 	ret = smu_hw_init(adev);
1686 	if (ret)
1687 		return ret;
1688 
1689 	ret = smu_late_init(adev);
1690 	if (ret)
1691 		return ret;
1692 
1693 	return 0;
1694 }
1695 
1696 static int smu_suspend(void *handle)
1697 {
1698 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1699 	struct smu_context *smu = adev->powerplay.pp_handle;
1700 	int ret;
1701 	uint64_t count;
1702 
1703 	if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
1704 		return 0;
1705 
1706 	if (!smu->pm_enabled)
1707 		return 0;
1708 
1709 	adev->pm.dpm_enabled = false;
1710 
1711 	ret = smu_smc_hw_cleanup(smu);
1712 	if (ret)
1713 		return ret;
1714 
1715 	smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
1716 
1717 	smu_set_gfx_cgpg(smu, false);
1718 
1719 	/*
1720 	 * pwfw resets entrycount when device is suspended, so we save the
1721 	 * last value to be used when we resume to keep it consistent
1722 	 */
1723 	ret = smu_get_entrycount_gfxoff(smu, &count);
1724 	if (!ret)
1725 		adev->gfx.gfx_off_entrycount = count;
1726 
1727 	return 0;
1728 }
1729 
1730 static int smu_resume(void *handle)
1731 {
1732 	int ret;
1733 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1734 	struct smu_context *smu = adev->powerplay.pp_handle;
1735 
1736 	if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
1737 		return 0;
1738 
1739 	if (!smu->pm_enabled)
1740 		return 0;
1741 
1742 	dev_info(adev->dev, "SMU is resuming...\n");
1743 
1744 	ret = smu_start_smc_engine(smu);
1745 	if (ret) {
1746 		dev_err(adev->dev, "SMC engine is not correctly up!\n");
1747 		return ret;
1748 	}
1749 
1750 	ret = smu_smc_hw_setup(smu);
1751 	if (ret) {
1752 		dev_err(adev->dev, "Failed to setup smc hw!\n");
1753 		return ret;
1754 	}
1755 
1756 	ret = smu_set_gfx_imu_enable(smu);
1757 	if (ret)
1758 		return ret;
1759 
1760 	smu_set_gfx_cgpg(smu, true);
1761 
1762 	smu->disable_uclk_switch = 0;
1763 
1764 	adev->pm.dpm_enabled = true;
1765 
1766 	dev_info(adev->dev, "SMU is resumed successfully!\n");
1767 
1768 	return 0;
1769 }
1770 
1771 static int smu_display_configuration_change(void *handle,
1772 					    const struct amd_pp_display_configuration *display_config)
1773 {
1774 	struct smu_context *smu = handle;
1775 
1776 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1777 		return -EOPNOTSUPP;
1778 
1779 	if (!display_config)
1780 		return -EINVAL;
1781 
1782 	smu_set_min_dcef_deep_sleep(smu,
1783 				    display_config->min_dcef_deep_sleep_set_clk / 100);
1784 
1785 	return 0;
1786 }
1787 
1788 static int smu_set_clockgating_state(void *handle,
1789 				     enum amd_clockgating_state state)
1790 {
1791 	return 0;
1792 }
1793 
1794 static int smu_set_powergating_state(void *handle,
1795 				     enum amd_powergating_state state)
1796 {
1797 	return 0;
1798 }
1799 
1800 static int smu_enable_umd_pstate(void *handle,
1801 		      enum amd_dpm_forced_level *level)
1802 {
1803 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1804 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1805 					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1806 					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1807 
1808 	struct smu_context *smu = (struct smu_context*)(handle);
1809 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1810 
1811 	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
1812 		return -EINVAL;
1813 
1814 	if (!(smu_dpm_ctx->dpm_level & profile_mode_mask)) {
1815 		/* enter umd pstate, save current level, disable gfx cg*/
1816 		if (*level & profile_mode_mask) {
1817 			smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level;
1818 			smu_gpo_control(smu, false);
1819 			smu_gfx_ulv_control(smu, false);
1820 			smu_deep_sleep_control(smu, false);
1821 			amdgpu_asic_update_umd_stable_pstate(smu->adev, true);
1822 		}
1823 	} else {
1824 		/* exit umd pstate, restore level, enable gfx cg*/
1825 		if (!(*level & profile_mode_mask)) {
1826 			if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
1827 				*level = smu_dpm_ctx->saved_dpm_level;
1828 			amdgpu_asic_update_umd_stable_pstate(smu->adev, false);
1829 			smu_deep_sleep_control(smu, true);
1830 			smu_gfx_ulv_control(smu, true);
1831 			smu_gpo_control(smu, true);
1832 		}
1833 	}
1834 
1835 	return 0;
1836 }
1837 
1838 static int smu_bump_power_profile_mode(struct smu_context *smu,
1839 					   long *param,
1840 					   uint32_t param_size)
1841 {
1842 	int ret = 0;
1843 
1844 	if (smu->ppt_funcs->set_power_profile_mode)
1845 		ret = smu->ppt_funcs->set_power_profile_mode(smu, param, param_size);
1846 
1847 	return ret;
1848 }
1849 
1850 static int smu_adjust_power_state_dynamic(struct smu_context *smu,
1851 				   enum amd_dpm_forced_level level,
1852 				   bool skip_display_settings)
1853 {
1854 	int ret = 0;
1855 	int index = 0;
1856 	long workload;
1857 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1858 
1859 	if (!skip_display_settings) {
1860 		ret = smu_display_config_changed(smu);
1861 		if (ret) {
1862 			dev_err(smu->adev->dev, "Failed to change display config!");
1863 			return ret;
1864 		}
1865 	}
1866 
1867 	ret = smu_apply_clocks_adjust_rules(smu);
1868 	if (ret) {
1869 		dev_err(smu->adev->dev, "Failed to apply clocks adjust rules!");
1870 		return ret;
1871 	}
1872 
1873 	if (!skip_display_settings) {
1874 		ret = smu_notify_smc_display_config(smu);
1875 		if (ret) {
1876 			dev_err(smu->adev->dev, "Failed to notify smc display config!");
1877 			return ret;
1878 		}
1879 	}
1880 
1881 	if (smu_dpm_ctx->dpm_level != level) {
1882 		ret = smu_asic_set_performance_level(smu, level);
1883 		if (ret) {
1884 			dev_err(smu->adev->dev, "Failed to set performance level!");
1885 			return ret;
1886 		}
1887 
1888 		/* update the saved copy */
1889 		smu_dpm_ctx->dpm_level = level;
1890 	}
1891 
1892 	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1893 		smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) {
1894 		index = fls(smu->workload_mask);
1895 		index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1896 		workload = smu->workload_setting[index];
1897 
1898 		if (smu->power_profile_mode != workload)
1899 			smu_bump_power_profile_mode(smu, &workload, 0);
1900 	}
1901 
1902 	return ret;
1903 }
1904 
1905 static int smu_handle_task(struct smu_context *smu,
1906 			   enum amd_dpm_forced_level level,
1907 			   enum amd_pp_task task_id)
1908 {
1909 	int ret = 0;
1910 
1911 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1912 		return -EOPNOTSUPP;
1913 
1914 	switch (task_id) {
1915 	case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
1916 		ret = smu_pre_display_config_changed(smu);
1917 		if (ret)
1918 			return ret;
1919 		ret = smu_adjust_power_state_dynamic(smu, level, false);
1920 		break;
1921 	case AMD_PP_TASK_COMPLETE_INIT:
1922 	case AMD_PP_TASK_READJUST_POWER_STATE:
1923 		ret = smu_adjust_power_state_dynamic(smu, level, true);
1924 		break;
1925 	default:
1926 		break;
1927 	}
1928 
1929 	return ret;
1930 }
1931 
1932 static int smu_handle_dpm_task(void *handle,
1933 			       enum amd_pp_task task_id,
1934 			       enum amd_pm_state_type *user_state)
1935 {
1936 	struct smu_context *smu = handle;
1937 	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
1938 
1939 	return smu_handle_task(smu, smu_dpm->dpm_level, task_id);
1940 
1941 }
1942 
1943 static int smu_switch_power_profile(void *handle,
1944 				    enum PP_SMC_POWER_PROFILE type,
1945 				    bool en)
1946 {
1947 	struct smu_context *smu = handle;
1948 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1949 	long workload;
1950 	uint32_t index;
1951 
1952 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1953 		return -EOPNOTSUPP;
1954 
1955 	if (!(type < PP_SMC_POWER_PROFILE_CUSTOM))
1956 		return -EINVAL;
1957 
1958 	if (!en) {
1959 		smu->workload_mask &= ~(1 << smu->workload_prority[type]);
1960 		index = fls(smu->workload_mask);
1961 		index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1962 		workload = smu->workload_setting[index];
1963 	} else {
1964 		smu->workload_mask |= (1 << smu->workload_prority[type]);
1965 		index = fls(smu->workload_mask);
1966 		index = index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1967 		workload = smu->workload_setting[index];
1968 	}
1969 
1970 	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1971 		smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM)
1972 		smu_bump_power_profile_mode(smu, &workload, 0);
1973 
1974 	return 0;
1975 }
1976 
1977 static enum amd_dpm_forced_level smu_get_performance_level(void *handle)
1978 {
1979 	struct smu_context *smu = handle;
1980 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1981 
1982 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1983 		return -EOPNOTSUPP;
1984 
1985 	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
1986 		return -EINVAL;
1987 
1988 	return smu_dpm_ctx->dpm_level;
1989 }
1990 
1991 static int smu_force_performance_level(void *handle,
1992 				       enum amd_dpm_forced_level level)
1993 {
1994 	struct smu_context *smu = handle;
1995 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1996 	int ret = 0;
1997 
1998 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1999 		return -EOPNOTSUPP;
2000 
2001 	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
2002 		return -EINVAL;
2003 
2004 	ret = smu_enable_umd_pstate(smu, &level);
2005 	if (ret)
2006 		return ret;
2007 
2008 	ret = smu_handle_task(smu, level,
2009 			      AMD_PP_TASK_READJUST_POWER_STATE);
2010 
2011 	/* reset user dpm clock state */
2012 	if (!ret && smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
2013 		memset(smu->user_dpm_profile.clk_mask, 0, sizeof(smu->user_dpm_profile.clk_mask));
2014 		smu->user_dpm_profile.clk_dependency = 0;
2015 	}
2016 
2017 	return ret;
2018 }
2019 
2020 static int smu_set_display_count(void *handle, uint32_t count)
2021 {
2022 	struct smu_context *smu = handle;
2023 
2024 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2025 		return -EOPNOTSUPP;
2026 
2027 	return smu_init_display_count(smu, count);
2028 }
2029 
2030 static int smu_force_smuclk_levels(struct smu_context *smu,
2031 			 enum smu_clk_type clk_type,
2032 			 uint32_t mask)
2033 {
2034 	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
2035 	int ret = 0;
2036 
2037 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2038 		return -EOPNOTSUPP;
2039 
2040 	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
2041 		dev_dbg(smu->adev->dev, "force clock level is for dpm manual mode only.\n");
2042 		return -EINVAL;
2043 	}
2044 
2045 	if (smu->ppt_funcs && smu->ppt_funcs->force_clk_levels) {
2046 		ret = smu->ppt_funcs->force_clk_levels(smu, clk_type, mask);
2047 		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2048 			smu->user_dpm_profile.clk_mask[clk_type] = mask;
2049 			smu_set_user_clk_dependencies(smu, clk_type);
2050 		}
2051 	}
2052 
2053 	return ret;
2054 }
2055 
2056 static int smu_force_ppclk_levels(void *handle,
2057 				  enum pp_clock_type type,
2058 				  uint32_t mask)
2059 {
2060 	struct smu_context *smu = handle;
2061 	enum smu_clk_type clk_type;
2062 
2063 	switch (type) {
2064 	case PP_SCLK:
2065 		clk_type = SMU_SCLK; break;
2066 	case PP_MCLK:
2067 		clk_type = SMU_MCLK; break;
2068 	case PP_PCIE:
2069 		clk_type = SMU_PCIE; break;
2070 	case PP_SOCCLK:
2071 		clk_type = SMU_SOCCLK; break;
2072 	case PP_FCLK:
2073 		clk_type = SMU_FCLK; break;
2074 	case PP_DCEFCLK:
2075 		clk_type = SMU_DCEFCLK; break;
2076 	case PP_VCLK:
2077 		clk_type = SMU_VCLK; break;
2078 	case PP_VCLK1:
2079 		clk_type = SMU_VCLK1; break;
2080 	case PP_DCLK:
2081 		clk_type = SMU_DCLK; break;
2082 	case PP_DCLK1:
2083 		clk_type = SMU_DCLK1; break;
2084 	case OD_SCLK:
2085 		clk_type = SMU_OD_SCLK; break;
2086 	case OD_MCLK:
2087 		clk_type = SMU_OD_MCLK; break;
2088 	case OD_VDDC_CURVE:
2089 		clk_type = SMU_OD_VDDC_CURVE; break;
2090 	case OD_RANGE:
2091 		clk_type = SMU_OD_RANGE; break;
2092 	default:
2093 		return -EINVAL;
2094 	}
2095 
2096 	return smu_force_smuclk_levels(smu, clk_type, mask);
2097 }
2098 
2099 /*
2100  * On system suspending or resetting, the dpm_enabled
2101  * flag will be cleared. So that those SMU services which
2102  * are not supported will be gated.
2103  * However, the mp1 state setting should still be granted
2104  * even if the dpm_enabled cleared.
2105  */
2106 static int smu_set_mp1_state(void *handle,
2107 			     enum pp_mp1_state mp1_state)
2108 {
2109 	struct smu_context *smu = handle;
2110 	int ret = 0;
2111 
2112 	if (!smu->pm_enabled)
2113 		return -EOPNOTSUPP;
2114 
2115 	if (smu->ppt_funcs &&
2116 	    smu->ppt_funcs->set_mp1_state)
2117 		ret = smu->ppt_funcs->set_mp1_state(smu, mp1_state);
2118 
2119 	return ret;
2120 }
2121 
2122 static int smu_set_df_cstate(void *handle,
2123 			     enum pp_df_cstate state)
2124 {
2125 	struct smu_context *smu = handle;
2126 	int ret = 0;
2127 
2128 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2129 		return -EOPNOTSUPP;
2130 
2131 	if (!smu->ppt_funcs || !smu->ppt_funcs->set_df_cstate)
2132 		return 0;
2133 
2134 	ret = smu->ppt_funcs->set_df_cstate(smu, state);
2135 	if (ret)
2136 		dev_err(smu->adev->dev, "[SetDfCstate] failed!\n");
2137 
2138 	return ret;
2139 }
2140 
2141 int smu_allow_xgmi_power_down(struct smu_context *smu, bool en)
2142 {
2143 	int ret = 0;
2144 
2145 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2146 		return -EOPNOTSUPP;
2147 
2148 	if (!smu->ppt_funcs || !smu->ppt_funcs->allow_xgmi_power_down)
2149 		return 0;
2150 
2151 	ret = smu->ppt_funcs->allow_xgmi_power_down(smu, en);
2152 	if (ret)
2153 		dev_err(smu->adev->dev, "[AllowXgmiPowerDown] failed!\n");
2154 
2155 	return ret;
2156 }
2157 
2158 int smu_write_watermarks_table(struct smu_context *smu)
2159 {
2160 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2161 		return -EOPNOTSUPP;
2162 
2163 	return smu_set_watermarks_table(smu, NULL);
2164 }
2165 
2166 static int smu_set_watermarks_for_clock_ranges(void *handle,
2167 					       struct pp_smu_wm_range_sets *clock_ranges)
2168 {
2169 	struct smu_context *smu = handle;
2170 
2171 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2172 		return -EOPNOTSUPP;
2173 
2174 	if (smu->disable_watermark)
2175 		return 0;
2176 
2177 	return smu_set_watermarks_table(smu, clock_ranges);
2178 }
2179 
2180 int smu_set_ac_dc(struct smu_context *smu)
2181 {
2182 	int ret = 0;
2183 
2184 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2185 		return -EOPNOTSUPP;
2186 
2187 	/* controlled by firmware */
2188 	if (smu->dc_controlled_by_gpio)
2189 		return 0;
2190 
2191 	ret = smu_set_power_source(smu,
2192 				   smu->adev->pm.ac_power ? SMU_POWER_SOURCE_AC :
2193 				   SMU_POWER_SOURCE_DC);
2194 	if (ret)
2195 		dev_err(smu->adev->dev, "Failed to switch to %s mode!\n",
2196 		       smu->adev->pm.ac_power ? "AC" : "DC");
2197 
2198 	return ret;
2199 }
2200 
2201 const struct amd_ip_funcs smu_ip_funcs = {
2202 	.name = "smu",
2203 	.early_init = smu_early_init,
2204 	.late_init = smu_late_init,
2205 	.sw_init = smu_sw_init,
2206 	.sw_fini = smu_sw_fini,
2207 	.hw_init = smu_hw_init,
2208 	.hw_fini = smu_hw_fini,
2209 	.late_fini = smu_late_fini,
2210 	.suspend = smu_suspend,
2211 	.resume = smu_resume,
2212 	.is_idle = NULL,
2213 	.check_soft_reset = NULL,
2214 	.wait_for_idle = NULL,
2215 	.soft_reset = NULL,
2216 	.set_clockgating_state = smu_set_clockgating_state,
2217 	.set_powergating_state = smu_set_powergating_state,
2218 };
2219 
2220 const struct amdgpu_ip_block_version smu_v11_0_ip_block = {
2221 	.type = AMD_IP_BLOCK_TYPE_SMC,
2222 	.major = 11,
2223 	.minor = 0,
2224 	.rev = 0,
2225 	.funcs = &smu_ip_funcs,
2226 };
2227 
2228 const struct amdgpu_ip_block_version smu_v12_0_ip_block = {
2229 	.type = AMD_IP_BLOCK_TYPE_SMC,
2230 	.major = 12,
2231 	.minor = 0,
2232 	.rev = 0,
2233 	.funcs = &smu_ip_funcs,
2234 };
2235 
2236 const struct amdgpu_ip_block_version smu_v13_0_ip_block = {
2237 	.type = AMD_IP_BLOCK_TYPE_SMC,
2238 	.major = 13,
2239 	.minor = 0,
2240 	.rev = 0,
2241 	.funcs = &smu_ip_funcs,
2242 };
2243 
2244 static int smu_load_microcode(void *handle)
2245 {
2246 	struct smu_context *smu = handle;
2247 	struct amdgpu_device *adev = smu->adev;
2248 	int ret = 0;
2249 
2250 	if (!smu->pm_enabled)
2251 		return -EOPNOTSUPP;
2252 
2253 	/* This should be used for non PSP loading */
2254 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)
2255 		return 0;
2256 
2257 	if (smu->ppt_funcs->load_microcode) {
2258 		ret = smu->ppt_funcs->load_microcode(smu);
2259 		if (ret) {
2260 			dev_err(adev->dev, "Load microcode failed\n");
2261 			return ret;
2262 		}
2263 	}
2264 
2265 	if (smu->ppt_funcs->check_fw_status) {
2266 		ret = smu->ppt_funcs->check_fw_status(smu);
2267 		if (ret) {
2268 			dev_err(adev->dev, "SMC is not ready\n");
2269 			return ret;
2270 		}
2271 	}
2272 
2273 	return ret;
2274 }
2275 
2276 static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled)
2277 {
2278 	int ret = 0;
2279 
2280 	if (smu->ppt_funcs->set_gfx_cgpg)
2281 		ret = smu->ppt_funcs->set_gfx_cgpg(smu, enabled);
2282 
2283 	return ret;
2284 }
2285 
2286 static int smu_set_fan_speed_rpm(void *handle, uint32_t speed)
2287 {
2288 	struct smu_context *smu = handle;
2289 	int ret = 0;
2290 
2291 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2292 		return -EOPNOTSUPP;
2293 
2294 	if (!smu->ppt_funcs->set_fan_speed_rpm)
2295 		return -EOPNOTSUPP;
2296 
2297 	if (speed == U32_MAX)
2298 		return -EINVAL;
2299 
2300 	ret = smu->ppt_funcs->set_fan_speed_rpm(smu, speed);
2301 	if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2302 		smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_RPM;
2303 		smu->user_dpm_profile.fan_speed_rpm = speed;
2304 
2305 		/* Override custom PWM setting as they cannot co-exist */
2306 		smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_PWM;
2307 		smu->user_dpm_profile.fan_speed_pwm = 0;
2308 	}
2309 
2310 	return ret;
2311 }
2312 
2313 /**
2314  * smu_get_power_limit - Request one of the SMU Power Limits
2315  *
2316  * @handle: pointer to smu context
2317  * @limit: requested limit is written back to this variable
2318  * @pp_limit_level: &pp_power_limit_level which limit of the power to return
2319  * @pp_power_type: &pp_power_type type of power
2320  * Return:  0 on success, <0 on error
2321  *
2322  */
2323 int smu_get_power_limit(void *handle,
2324 			uint32_t *limit,
2325 			enum pp_power_limit_level pp_limit_level,
2326 			enum pp_power_type pp_power_type)
2327 {
2328 	struct smu_context *smu = handle;
2329 	struct amdgpu_device *adev = smu->adev;
2330 	enum smu_ppt_limit_level limit_level;
2331 	uint32_t limit_type;
2332 	int ret = 0;
2333 
2334 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2335 		return -EOPNOTSUPP;
2336 
2337 	switch (pp_power_type) {
2338 	case PP_PWR_TYPE_SUSTAINED:
2339 		limit_type = SMU_DEFAULT_PPT_LIMIT;
2340 		break;
2341 	case PP_PWR_TYPE_FAST:
2342 		limit_type = SMU_FAST_PPT_LIMIT;
2343 		break;
2344 	default:
2345 		return -EOPNOTSUPP;
2346 		break;
2347 	}
2348 
2349 	switch (pp_limit_level) {
2350 	case PP_PWR_LIMIT_CURRENT:
2351 		limit_level = SMU_PPT_LIMIT_CURRENT;
2352 		break;
2353 	case PP_PWR_LIMIT_DEFAULT:
2354 		limit_level = SMU_PPT_LIMIT_DEFAULT;
2355 		break;
2356 	case PP_PWR_LIMIT_MAX:
2357 		limit_level = SMU_PPT_LIMIT_MAX;
2358 		break;
2359 	case PP_PWR_LIMIT_MIN:
2360 	default:
2361 		return -EOPNOTSUPP;
2362 		break;
2363 	}
2364 
2365 	if (limit_type != SMU_DEFAULT_PPT_LIMIT) {
2366 		if (smu->ppt_funcs->get_ppt_limit)
2367 			ret = smu->ppt_funcs->get_ppt_limit(smu, limit, limit_type, limit_level);
2368 	} else {
2369 		switch (limit_level) {
2370 		case SMU_PPT_LIMIT_CURRENT:
2371 			switch (adev->ip_versions[MP1_HWIP][0]) {
2372 			case IP_VERSION(13, 0, 2):
2373 			case IP_VERSION(11, 0, 7):
2374 			case IP_VERSION(11, 0, 11):
2375 			case IP_VERSION(11, 0, 12):
2376 			case IP_VERSION(11, 0, 13):
2377 				ret = smu_get_asic_power_limits(smu,
2378 								&smu->current_power_limit,
2379 								NULL,
2380 								NULL);
2381 				break;
2382 			default:
2383 				break;
2384 			}
2385 			*limit = smu->current_power_limit;
2386 			break;
2387 		case SMU_PPT_LIMIT_DEFAULT:
2388 			*limit = smu->default_power_limit;
2389 			break;
2390 		case SMU_PPT_LIMIT_MAX:
2391 			*limit = smu->max_power_limit;
2392 			break;
2393 		default:
2394 			break;
2395 		}
2396 	}
2397 
2398 	return ret;
2399 }
2400 
2401 static int smu_set_power_limit(void *handle, uint32_t limit)
2402 {
2403 	struct smu_context *smu = handle;
2404 	uint32_t limit_type = limit >> 24;
2405 	int ret = 0;
2406 
2407 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2408 		return -EOPNOTSUPP;
2409 
2410 	limit &= (1<<24)-1;
2411 	if (limit_type != SMU_DEFAULT_PPT_LIMIT)
2412 		if (smu->ppt_funcs->set_power_limit)
2413 			return smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
2414 
2415 	if (limit > smu->max_power_limit) {
2416 		dev_err(smu->adev->dev,
2417 			"New power limit (%d) is over the max allowed %d\n",
2418 			limit, smu->max_power_limit);
2419 		return -EINVAL;
2420 	}
2421 
2422 	if (!limit)
2423 		limit = smu->current_power_limit;
2424 
2425 	if (smu->ppt_funcs->set_power_limit) {
2426 		ret = smu->ppt_funcs->set_power_limit(smu, limit_type, limit);
2427 		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2428 			smu->user_dpm_profile.power_limit = limit;
2429 	}
2430 
2431 	return ret;
2432 }
2433 
2434 static int smu_print_smuclk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf)
2435 {
2436 	int ret = 0;
2437 
2438 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2439 		return -EOPNOTSUPP;
2440 
2441 	if (smu->ppt_funcs->print_clk_levels)
2442 		ret = smu->ppt_funcs->print_clk_levels(smu, clk_type, buf);
2443 
2444 	return ret;
2445 }
2446 
2447 static enum smu_clk_type smu_convert_to_smuclk(enum pp_clock_type type)
2448 {
2449 	enum smu_clk_type clk_type;
2450 
2451 	switch (type) {
2452 	case PP_SCLK:
2453 		clk_type = SMU_SCLK; break;
2454 	case PP_MCLK:
2455 		clk_type = SMU_MCLK; break;
2456 	case PP_PCIE:
2457 		clk_type = SMU_PCIE; break;
2458 	case PP_SOCCLK:
2459 		clk_type = SMU_SOCCLK; break;
2460 	case PP_FCLK:
2461 		clk_type = SMU_FCLK; break;
2462 	case PP_DCEFCLK:
2463 		clk_type = SMU_DCEFCLK; break;
2464 	case PP_VCLK:
2465 		clk_type = SMU_VCLK; break;
2466 	case PP_VCLK1:
2467 		clk_type = SMU_VCLK1; break;
2468 	case PP_DCLK:
2469 		clk_type = SMU_DCLK; break;
2470 	case PP_DCLK1:
2471 		clk_type = SMU_DCLK1; break;
2472 	case OD_SCLK:
2473 		clk_type = SMU_OD_SCLK; break;
2474 	case OD_MCLK:
2475 		clk_type = SMU_OD_MCLK; break;
2476 	case OD_VDDC_CURVE:
2477 		clk_type = SMU_OD_VDDC_CURVE; break;
2478 	case OD_RANGE:
2479 		clk_type = SMU_OD_RANGE; break;
2480 	case OD_VDDGFX_OFFSET:
2481 		clk_type = SMU_OD_VDDGFX_OFFSET; break;
2482 	case OD_CCLK:
2483 		clk_type = SMU_OD_CCLK; break;
2484 	default:
2485 		clk_type = SMU_CLK_COUNT; break;
2486 	}
2487 
2488 	return clk_type;
2489 }
2490 
2491 static int smu_print_ppclk_levels(void *handle,
2492 				  enum pp_clock_type type,
2493 				  char *buf)
2494 {
2495 	struct smu_context *smu = handle;
2496 	enum smu_clk_type clk_type;
2497 
2498 	clk_type = smu_convert_to_smuclk(type);
2499 	if (clk_type == SMU_CLK_COUNT)
2500 		return -EINVAL;
2501 
2502 	return smu_print_smuclk_levels(smu, clk_type, buf);
2503 }
2504 
2505 static int smu_emit_ppclk_levels(void *handle, enum pp_clock_type type, char *buf, int *offset)
2506 {
2507 	struct smu_context *smu = handle;
2508 	enum smu_clk_type clk_type;
2509 
2510 	clk_type = smu_convert_to_smuclk(type);
2511 	if (clk_type == SMU_CLK_COUNT)
2512 		return -EINVAL;
2513 
2514 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2515 		return -EOPNOTSUPP;
2516 
2517 	if (!smu->ppt_funcs->emit_clk_levels)
2518 		return -ENOENT;
2519 
2520 	return smu->ppt_funcs->emit_clk_levels(smu, clk_type, buf, offset);
2521 
2522 }
2523 
2524 static int smu_od_edit_dpm_table(void *handle,
2525 				 enum PP_OD_DPM_TABLE_COMMAND type,
2526 				 long *input, uint32_t size)
2527 {
2528 	struct smu_context *smu = handle;
2529 	int ret = 0;
2530 
2531 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2532 		return -EOPNOTSUPP;
2533 
2534 	if (smu->ppt_funcs->od_edit_dpm_table) {
2535 		ret = smu->ppt_funcs->od_edit_dpm_table(smu, type, input, size);
2536 	}
2537 
2538 	return ret;
2539 }
2540 
2541 static int smu_read_sensor(void *handle,
2542 			   int sensor,
2543 			   void *data,
2544 			   int *size_arg)
2545 {
2546 	struct smu_context *smu = handle;
2547 	struct smu_umd_pstate_table *pstate_table =
2548 				&smu->pstate_table;
2549 	int ret = 0;
2550 	uint32_t *size, size_val;
2551 
2552 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2553 		return -EOPNOTSUPP;
2554 
2555 	if (!data || !size_arg)
2556 		return -EINVAL;
2557 
2558 	size_val = *size_arg;
2559 	size = &size_val;
2560 
2561 	if (smu->ppt_funcs->read_sensor)
2562 		if (!smu->ppt_funcs->read_sensor(smu, sensor, data, size))
2563 			goto unlock;
2564 
2565 	switch (sensor) {
2566 	case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK:
2567 		*((uint32_t *)data) = pstate_table->gfxclk_pstate.standard * 100;
2568 		*size = 4;
2569 		break;
2570 	case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK:
2571 		*((uint32_t *)data) = pstate_table->uclk_pstate.standard * 100;
2572 		*size = 4;
2573 		break;
2574 	case AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK:
2575 		*((uint32_t *)data) = pstate_table->gfxclk_pstate.peak * 100;
2576 		*size = 4;
2577 		break;
2578 	case AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK:
2579 		*((uint32_t *)data) = pstate_table->uclk_pstate.peak * 100;
2580 		*size = 4;
2581 		break;
2582 	case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK:
2583 		ret = smu_feature_get_enabled_mask(smu, (uint64_t *)data);
2584 		*size = 8;
2585 		break;
2586 	case AMDGPU_PP_SENSOR_UVD_POWER:
2587 		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UVD_BIT) ? 1 : 0;
2588 		*size = 4;
2589 		break;
2590 	case AMDGPU_PP_SENSOR_VCE_POWER:
2591 		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0;
2592 		*size = 4;
2593 		break;
2594 	case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
2595 		*(uint32_t *)data = atomic_read(&smu->smu_power.power_gate.vcn_gated) ? 0 : 1;
2596 		*size = 4;
2597 		break;
2598 	case AMDGPU_PP_SENSOR_MIN_FAN_RPM:
2599 		*(uint32_t *)data = 0;
2600 		*size = 4;
2601 		break;
2602 	default:
2603 		*size = 0;
2604 		ret = -EOPNOTSUPP;
2605 		break;
2606 	}
2607 
2608 unlock:
2609 	// assign uint32_t to int
2610 	*size_arg = size_val;
2611 
2612 	return ret;
2613 }
2614 
2615 static int smu_get_apu_thermal_limit(void *handle, uint32_t *limit)
2616 {
2617 	int ret = -EINVAL;
2618 	struct smu_context *smu = handle;
2619 
2620 	if (smu->ppt_funcs && smu->ppt_funcs->get_apu_thermal_limit)
2621 		ret = smu->ppt_funcs->get_apu_thermal_limit(smu, limit);
2622 
2623 	return ret;
2624 }
2625 
2626 static int smu_set_apu_thermal_limit(void *handle, uint32_t limit)
2627 {
2628 	int ret = -EINVAL;
2629 	struct smu_context *smu = handle;
2630 
2631 	if (smu->ppt_funcs && smu->ppt_funcs->set_apu_thermal_limit)
2632 		ret = smu->ppt_funcs->set_apu_thermal_limit(smu, limit);
2633 
2634 	return ret;
2635 }
2636 
2637 static int smu_get_power_profile_mode(void *handle, char *buf)
2638 {
2639 	struct smu_context *smu = handle;
2640 
2641 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled ||
2642 	    !smu->ppt_funcs->get_power_profile_mode)
2643 		return -EOPNOTSUPP;
2644 	if (!buf)
2645 		return -EINVAL;
2646 
2647 	return smu->ppt_funcs->get_power_profile_mode(smu, buf);
2648 }
2649 
2650 static int smu_set_power_profile_mode(void *handle,
2651 				      long *param,
2652 				      uint32_t param_size)
2653 {
2654 	struct smu_context *smu = handle;
2655 
2656 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled ||
2657 	    !smu->ppt_funcs->set_power_profile_mode)
2658 		return -EOPNOTSUPP;
2659 
2660 	return smu_bump_power_profile_mode(smu, param, param_size);
2661 }
2662 
2663 static int smu_get_fan_control_mode(void *handle, u32 *fan_mode)
2664 {
2665 	struct smu_context *smu = handle;
2666 
2667 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2668 		return -EOPNOTSUPP;
2669 
2670 	if (!smu->ppt_funcs->get_fan_control_mode)
2671 		return -EOPNOTSUPP;
2672 
2673 	if (!fan_mode)
2674 		return -EINVAL;
2675 
2676 	*fan_mode = smu->ppt_funcs->get_fan_control_mode(smu);
2677 
2678 	return 0;
2679 }
2680 
2681 static int smu_set_fan_control_mode(void *handle, u32 value)
2682 {
2683 	struct smu_context *smu = handle;
2684 	int ret = 0;
2685 
2686 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2687 		return -EOPNOTSUPP;
2688 
2689 	if (!smu->ppt_funcs->set_fan_control_mode)
2690 		return -EOPNOTSUPP;
2691 
2692 	if (value == U32_MAX)
2693 		return -EINVAL;
2694 
2695 	ret = smu->ppt_funcs->set_fan_control_mode(smu, value);
2696 	if (ret)
2697 		goto out;
2698 
2699 	if (!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2700 		smu->user_dpm_profile.fan_mode = value;
2701 
2702 		/* reset user dpm fan speed */
2703 		if (value != AMD_FAN_CTRL_MANUAL) {
2704 			smu->user_dpm_profile.fan_speed_pwm = 0;
2705 			smu->user_dpm_profile.fan_speed_rpm = 0;
2706 			smu->user_dpm_profile.flags &= ~(SMU_CUSTOM_FAN_SPEED_RPM | SMU_CUSTOM_FAN_SPEED_PWM);
2707 		}
2708 	}
2709 
2710 out:
2711 	return ret;
2712 }
2713 
2714 static int smu_get_fan_speed_pwm(void *handle, u32 *speed)
2715 {
2716 	struct smu_context *smu = handle;
2717 	int ret = 0;
2718 
2719 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2720 		return -EOPNOTSUPP;
2721 
2722 	if (!smu->ppt_funcs->get_fan_speed_pwm)
2723 		return -EOPNOTSUPP;
2724 
2725 	if (!speed)
2726 		return -EINVAL;
2727 
2728 	ret = smu->ppt_funcs->get_fan_speed_pwm(smu, speed);
2729 
2730 	return ret;
2731 }
2732 
2733 static int smu_set_fan_speed_pwm(void *handle, u32 speed)
2734 {
2735 	struct smu_context *smu = handle;
2736 	int ret = 0;
2737 
2738 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2739 		return -EOPNOTSUPP;
2740 
2741 	if (!smu->ppt_funcs->set_fan_speed_pwm)
2742 		return -EOPNOTSUPP;
2743 
2744 	if (speed == U32_MAX)
2745 		return -EINVAL;
2746 
2747 	ret = smu->ppt_funcs->set_fan_speed_pwm(smu, speed);
2748 	if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
2749 		smu->user_dpm_profile.flags |= SMU_CUSTOM_FAN_SPEED_PWM;
2750 		smu->user_dpm_profile.fan_speed_pwm = speed;
2751 
2752 		/* Override custom RPM setting as they cannot co-exist */
2753 		smu->user_dpm_profile.flags &= ~SMU_CUSTOM_FAN_SPEED_RPM;
2754 		smu->user_dpm_profile.fan_speed_rpm = 0;
2755 	}
2756 
2757 	return ret;
2758 }
2759 
2760 static int smu_get_fan_speed_rpm(void *handle, uint32_t *speed)
2761 {
2762 	struct smu_context *smu = handle;
2763 	int ret = 0;
2764 
2765 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2766 		return -EOPNOTSUPP;
2767 
2768 	if (!smu->ppt_funcs->get_fan_speed_rpm)
2769 		return -EOPNOTSUPP;
2770 
2771 	if (!speed)
2772 		return -EINVAL;
2773 
2774 	ret = smu->ppt_funcs->get_fan_speed_rpm(smu, speed);
2775 
2776 	return ret;
2777 }
2778 
2779 static int smu_set_deep_sleep_dcefclk(void *handle, uint32_t clk)
2780 {
2781 	struct smu_context *smu = handle;
2782 
2783 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2784 		return -EOPNOTSUPP;
2785 
2786 	return smu_set_min_dcef_deep_sleep(smu, clk);
2787 }
2788 
2789 static int smu_get_clock_by_type_with_latency(void *handle,
2790 					      enum amd_pp_clock_type type,
2791 					      struct pp_clock_levels_with_latency *clocks)
2792 {
2793 	struct smu_context *smu = handle;
2794 	enum smu_clk_type clk_type;
2795 	int ret = 0;
2796 
2797 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2798 		return -EOPNOTSUPP;
2799 
2800 	if (smu->ppt_funcs->get_clock_by_type_with_latency) {
2801 		switch (type) {
2802 		case amd_pp_sys_clock:
2803 			clk_type = SMU_GFXCLK;
2804 			break;
2805 		case amd_pp_mem_clock:
2806 			clk_type = SMU_MCLK;
2807 			break;
2808 		case amd_pp_dcef_clock:
2809 			clk_type = SMU_DCEFCLK;
2810 			break;
2811 		case amd_pp_disp_clock:
2812 			clk_type = SMU_DISPCLK;
2813 			break;
2814 		default:
2815 			dev_err(smu->adev->dev, "Invalid clock type!\n");
2816 			return -EINVAL;
2817 		}
2818 
2819 		ret = smu->ppt_funcs->get_clock_by_type_with_latency(smu, clk_type, clocks);
2820 	}
2821 
2822 	return ret;
2823 }
2824 
2825 static int smu_display_clock_voltage_request(void *handle,
2826 					     struct pp_display_clock_request *clock_req)
2827 {
2828 	struct smu_context *smu = handle;
2829 	int ret = 0;
2830 
2831 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2832 		return -EOPNOTSUPP;
2833 
2834 	if (smu->ppt_funcs->display_clock_voltage_request)
2835 		ret = smu->ppt_funcs->display_clock_voltage_request(smu, clock_req);
2836 
2837 	return ret;
2838 }
2839 
2840 
2841 static int smu_display_disable_memory_clock_switch(void *handle,
2842 						   bool disable_memory_clock_switch)
2843 {
2844 	struct smu_context *smu = handle;
2845 	int ret = -EINVAL;
2846 
2847 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2848 		return -EOPNOTSUPP;
2849 
2850 	if (smu->ppt_funcs->display_disable_memory_clock_switch)
2851 		ret = smu->ppt_funcs->display_disable_memory_clock_switch(smu, disable_memory_clock_switch);
2852 
2853 	return ret;
2854 }
2855 
2856 static int smu_set_xgmi_pstate(void *handle,
2857 			       uint32_t pstate)
2858 {
2859 	struct smu_context *smu = handle;
2860 	int ret = 0;
2861 
2862 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2863 		return -EOPNOTSUPP;
2864 
2865 	if (smu->ppt_funcs->set_xgmi_pstate)
2866 		ret = smu->ppt_funcs->set_xgmi_pstate(smu, pstate);
2867 
2868 	if (ret)
2869 		dev_err(smu->adev->dev, "Failed to set XGMI pstate!\n");
2870 
2871 	return ret;
2872 }
2873 
2874 static int smu_get_baco_capability(void *handle, bool *cap)
2875 {
2876 	struct smu_context *smu = handle;
2877 
2878 	*cap = false;
2879 
2880 	if (!smu->pm_enabled)
2881 		return 0;
2882 
2883 	if (smu->ppt_funcs && smu->ppt_funcs->baco_is_support)
2884 		*cap = smu->ppt_funcs->baco_is_support(smu);
2885 
2886 	return 0;
2887 }
2888 
2889 static int smu_baco_set_state(void *handle, int state)
2890 {
2891 	struct smu_context *smu = handle;
2892 	int ret = 0;
2893 
2894 	if (!smu->pm_enabled)
2895 		return -EOPNOTSUPP;
2896 
2897 	if (state == 0) {
2898 		if (smu->ppt_funcs->baco_exit)
2899 			ret = smu->ppt_funcs->baco_exit(smu);
2900 	} else if (state == 1) {
2901 		if (smu->ppt_funcs->baco_enter)
2902 			ret = smu->ppt_funcs->baco_enter(smu);
2903 	} else {
2904 		return -EINVAL;
2905 	}
2906 
2907 	if (ret)
2908 		dev_err(smu->adev->dev, "Failed to %s BACO state!\n",
2909 				(state)?"enter":"exit");
2910 
2911 	return ret;
2912 }
2913 
2914 bool smu_mode1_reset_is_support(struct smu_context *smu)
2915 {
2916 	bool ret = false;
2917 
2918 	if (!smu->pm_enabled)
2919 		return false;
2920 
2921 	if (smu->ppt_funcs && smu->ppt_funcs->mode1_reset_is_support)
2922 		ret = smu->ppt_funcs->mode1_reset_is_support(smu);
2923 
2924 	return ret;
2925 }
2926 
2927 bool smu_mode2_reset_is_support(struct smu_context *smu)
2928 {
2929 	bool ret = false;
2930 
2931 	if (!smu->pm_enabled)
2932 		return false;
2933 
2934 	if (smu->ppt_funcs && smu->ppt_funcs->mode2_reset_is_support)
2935 		ret = smu->ppt_funcs->mode2_reset_is_support(smu);
2936 
2937 	return ret;
2938 }
2939 
2940 int smu_mode1_reset(struct smu_context *smu)
2941 {
2942 	int ret = 0;
2943 
2944 	if (!smu->pm_enabled)
2945 		return -EOPNOTSUPP;
2946 
2947 	if (smu->ppt_funcs->mode1_reset)
2948 		ret = smu->ppt_funcs->mode1_reset(smu);
2949 
2950 	return ret;
2951 }
2952 
2953 static int smu_mode2_reset(void *handle)
2954 {
2955 	struct smu_context *smu = handle;
2956 	int ret = 0;
2957 
2958 	if (!smu->pm_enabled)
2959 		return -EOPNOTSUPP;
2960 
2961 	if (smu->ppt_funcs->mode2_reset)
2962 		ret = smu->ppt_funcs->mode2_reset(smu);
2963 
2964 	if (ret)
2965 		dev_err(smu->adev->dev, "Mode2 reset failed!\n");
2966 
2967 	return ret;
2968 }
2969 
2970 static int smu_enable_gfx_features(void *handle)
2971 {
2972 	struct smu_context *smu = handle;
2973 	int ret = 0;
2974 
2975 	if (!smu->pm_enabled)
2976 		return -EOPNOTSUPP;
2977 
2978 	if (smu->ppt_funcs->enable_gfx_features)
2979 		ret = smu->ppt_funcs->enable_gfx_features(smu);
2980 
2981 	if (ret)
2982 		dev_err(smu->adev->dev, "enable gfx features failed!\n");
2983 
2984 	return ret;
2985 }
2986 
2987 static int smu_get_max_sustainable_clocks_by_dc(void *handle,
2988 						struct pp_smu_nv_clock_table *max_clocks)
2989 {
2990 	struct smu_context *smu = handle;
2991 	int ret = 0;
2992 
2993 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2994 		return -EOPNOTSUPP;
2995 
2996 	if (smu->ppt_funcs->get_max_sustainable_clocks_by_dc)
2997 		ret = smu->ppt_funcs->get_max_sustainable_clocks_by_dc(smu, max_clocks);
2998 
2999 	return ret;
3000 }
3001 
3002 static int smu_get_uclk_dpm_states(void *handle,
3003 				   unsigned int *clock_values_in_khz,
3004 				   unsigned int *num_states)
3005 {
3006 	struct smu_context *smu = handle;
3007 	int ret = 0;
3008 
3009 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3010 		return -EOPNOTSUPP;
3011 
3012 	if (smu->ppt_funcs->get_uclk_dpm_states)
3013 		ret = smu->ppt_funcs->get_uclk_dpm_states(smu, clock_values_in_khz, num_states);
3014 
3015 	return ret;
3016 }
3017 
3018 static enum amd_pm_state_type smu_get_current_power_state(void *handle)
3019 {
3020 	struct smu_context *smu = handle;
3021 	enum amd_pm_state_type pm_state = POWER_STATE_TYPE_DEFAULT;
3022 
3023 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3024 		return -EOPNOTSUPP;
3025 
3026 	if (smu->ppt_funcs->get_current_power_state)
3027 		pm_state = smu->ppt_funcs->get_current_power_state(smu);
3028 
3029 	return pm_state;
3030 }
3031 
3032 static int smu_get_dpm_clock_table(void *handle,
3033 				   struct dpm_clocks *clock_table)
3034 {
3035 	struct smu_context *smu = handle;
3036 	int ret = 0;
3037 
3038 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3039 		return -EOPNOTSUPP;
3040 
3041 	if (smu->ppt_funcs->get_dpm_clock_table)
3042 		ret = smu->ppt_funcs->get_dpm_clock_table(smu, clock_table);
3043 
3044 	return ret;
3045 }
3046 
3047 static ssize_t smu_sys_get_gpu_metrics(void *handle, void **table)
3048 {
3049 	struct smu_context *smu = handle;
3050 
3051 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3052 		return -EOPNOTSUPP;
3053 
3054 	if (!smu->ppt_funcs->get_gpu_metrics)
3055 		return -EOPNOTSUPP;
3056 
3057 	return smu->ppt_funcs->get_gpu_metrics(smu, table);
3058 }
3059 
3060 static int smu_enable_mgpu_fan_boost(void *handle)
3061 {
3062 	struct smu_context *smu = handle;
3063 	int ret = 0;
3064 
3065 	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
3066 		return -EOPNOTSUPP;
3067 
3068 	if (smu->ppt_funcs->enable_mgpu_fan_boost)
3069 		ret = smu->ppt_funcs->enable_mgpu_fan_boost(smu);
3070 
3071 	return ret;
3072 }
3073 
3074 static int smu_gfx_state_change_set(void *handle,
3075 				    uint32_t state)
3076 {
3077 	struct smu_context *smu = handle;
3078 	int ret = 0;
3079 
3080 	if (smu->ppt_funcs->gfx_state_change_set)
3081 		ret = smu->ppt_funcs->gfx_state_change_set(smu, state);
3082 
3083 	return ret;
3084 }
3085 
3086 int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable)
3087 {
3088 	int ret = 0;
3089 
3090 	if (smu->ppt_funcs->smu_handle_passthrough_sbr)
3091 		ret = smu->ppt_funcs->smu_handle_passthrough_sbr(smu, enable);
3092 
3093 	return ret;
3094 }
3095 
3096 int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc)
3097 {
3098 	int ret = -EOPNOTSUPP;
3099 
3100 	if (smu->ppt_funcs &&
3101 		smu->ppt_funcs->get_ecc_info)
3102 		ret = smu->ppt_funcs->get_ecc_info(smu, umc_ecc);
3103 
3104 	return ret;
3105 
3106 }
3107 
3108 static int smu_get_prv_buffer_details(void *handle, void **addr, size_t *size)
3109 {
3110 	struct smu_context *smu = handle;
3111 	struct smu_table_context *smu_table = &smu->smu_table;
3112 	struct smu_table *memory_pool = &smu_table->memory_pool;
3113 
3114 	if (!addr || !size)
3115 		return -EINVAL;
3116 
3117 	*addr = NULL;
3118 	*size = 0;
3119 	if (memory_pool->bo) {
3120 		*addr = memory_pool->cpu_addr;
3121 		*size = memory_pool->size;
3122 	}
3123 
3124 	return 0;
3125 }
3126 
3127 static const struct amd_pm_funcs swsmu_pm_funcs = {
3128 	/* export for sysfs */
3129 	.set_fan_control_mode    = smu_set_fan_control_mode,
3130 	.get_fan_control_mode    = smu_get_fan_control_mode,
3131 	.set_fan_speed_pwm   = smu_set_fan_speed_pwm,
3132 	.get_fan_speed_pwm   = smu_get_fan_speed_pwm,
3133 	.force_clock_level       = smu_force_ppclk_levels,
3134 	.print_clock_levels      = smu_print_ppclk_levels,
3135 	.emit_clock_levels       = smu_emit_ppclk_levels,
3136 	.force_performance_level = smu_force_performance_level,
3137 	.read_sensor             = smu_read_sensor,
3138 	.get_apu_thermal_limit       = smu_get_apu_thermal_limit,
3139 	.set_apu_thermal_limit       = smu_set_apu_thermal_limit,
3140 	.get_performance_level   = smu_get_performance_level,
3141 	.get_current_power_state = smu_get_current_power_state,
3142 	.get_fan_speed_rpm       = smu_get_fan_speed_rpm,
3143 	.set_fan_speed_rpm       = smu_set_fan_speed_rpm,
3144 	.get_pp_num_states       = smu_get_power_num_states,
3145 	.get_pp_table            = smu_sys_get_pp_table,
3146 	.set_pp_table            = smu_sys_set_pp_table,
3147 	.switch_power_profile    = smu_switch_power_profile,
3148 	/* export to amdgpu */
3149 	.dispatch_tasks          = smu_handle_dpm_task,
3150 	.load_firmware           = smu_load_microcode,
3151 	.set_powergating_by_smu  = smu_dpm_set_power_gate,
3152 	.set_power_limit         = smu_set_power_limit,
3153 	.get_power_limit         = smu_get_power_limit,
3154 	.get_power_profile_mode  = smu_get_power_profile_mode,
3155 	.set_power_profile_mode  = smu_set_power_profile_mode,
3156 	.odn_edit_dpm_table      = smu_od_edit_dpm_table,
3157 	.set_mp1_state           = smu_set_mp1_state,
3158 	.gfx_state_change_set    = smu_gfx_state_change_set,
3159 	/* export to DC */
3160 	.get_sclk                         = smu_get_sclk,
3161 	.get_mclk                         = smu_get_mclk,
3162 	.display_configuration_change     = smu_display_configuration_change,
3163 	.get_clock_by_type_with_latency   = smu_get_clock_by_type_with_latency,
3164 	.display_clock_voltage_request    = smu_display_clock_voltage_request,
3165 	.enable_mgpu_fan_boost            = smu_enable_mgpu_fan_boost,
3166 	.set_active_display_count         = smu_set_display_count,
3167 	.set_min_deep_sleep_dcefclk       = smu_set_deep_sleep_dcefclk,
3168 	.get_asic_baco_capability         = smu_get_baco_capability,
3169 	.set_asic_baco_state              = smu_baco_set_state,
3170 	.get_ppfeature_status             = smu_sys_get_pp_feature_mask,
3171 	.set_ppfeature_status             = smu_sys_set_pp_feature_mask,
3172 	.asic_reset_mode_2                = smu_mode2_reset,
3173 	.asic_reset_enable_gfx_features   = smu_enable_gfx_features,
3174 	.set_df_cstate                    = smu_set_df_cstate,
3175 	.set_xgmi_pstate                  = smu_set_xgmi_pstate,
3176 	.get_gpu_metrics                  = smu_sys_get_gpu_metrics,
3177 	.set_watermarks_for_clock_ranges     = smu_set_watermarks_for_clock_ranges,
3178 	.display_disable_memory_clock_switch = smu_display_disable_memory_clock_switch,
3179 	.get_max_sustainable_clocks_by_dc    = smu_get_max_sustainable_clocks_by_dc,
3180 	.get_uclk_dpm_states              = smu_get_uclk_dpm_states,
3181 	.get_dpm_clock_table              = smu_get_dpm_clock_table,
3182 	.get_smu_prv_buf_details = smu_get_prv_buffer_details,
3183 };
3184 
3185 int smu_wait_for_event(struct smu_context *smu, enum smu_event_type event,
3186 		       uint64_t event_arg)
3187 {
3188 	int ret = -EINVAL;
3189 
3190 	if (smu->ppt_funcs->wait_for_event)
3191 		ret = smu->ppt_funcs->wait_for_event(smu, event, event_arg);
3192 
3193 	return ret;
3194 }
3195 
3196 int smu_stb_collect_info(struct smu_context *smu, void *buf, uint32_t size)
3197 {
3198 
3199 	if (!smu->ppt_funcs->stb_collect_info || !smu->stb_context.enabled)
3200 		return -EOPNOTSUPP;
3201 
3202 	/* Confirm the buffer allocated is of correct size */
3203 	if (size != smu->stb_context.stb_buf_size)
3204 		return -EINVAL;
3205 
3206 	/*
3207 	 * No need to lock smu mutex as we access STB directly through MMIO
3208 	 * and not going through SMU messaging route (for now at least).
3209 	 * For registers access rely on implementation internal locking.
3210 	 */
3211 	return smu->ppt_funcs->stb_collect_info(smu, buf, size);
3212 }
3213 
3214 #if defined(CONFIG_DEBUG_FS)
3215 
3216 static int smu_stb_debugfs_open(struct inode *inode, struct file *filp)
3217 {
3218 	struct amdgpu_device *adev = filp->f_inode->i_private;
3219 	struct smu_context *smu = adev->powerplay.pp_handle;
3220 	unsigned char *buf;
3221 	int r;
3222 
3223 	buf = kvmalloc_array(smu->stb_context.stb_buf_size, sizeof(*buf), GFP_KERNEL);
3224 	if (!buf)
3225 		return -ENOMEM;
3226 
3227 	r = smu_stb_collect_info(smu, buf, smu->stb_context.stb_buf_size);
3228 	if (r)
3229 		goto out;
3230 
3231 	filp->private_data = buf;
3232 
3233 	return 0;
3234 
3235 out:
3236 	kvfree(buf);
3237 	return r;
3238 }
3239 
3240 static ssize_t smu_stb_debugfs_read(struct file *filp, char __user *buf, size_t size,
3241 				loff_t *pos)
3242 {
3243 	struct amdgpu_device *adev = filp->f_inode->i_private;
3244 	struct smu_context *smu = adev->powerplay.pp_handle;
3245 
3246 
3247 	if (!filp->private_data)
3248 		return -EINVAL;
3249 
3250 	return simple_read_from_buffer(buf,
3251 				       size,
3252 				       pos, filp->private_data,
3253 				       smu->stb_context.stb_buf_size);
3254 }
3255 
3256 static int smu_stb_debugfs_release(struct inode *inode, struct file *filp)
3257 {
3258 	kvfree(filp->private_data);
3259 	filp->private_data = NULL;
3260 
3261 	return 0;
3262 }
3263 
3264 /*
3265  * We have to define not only read method but also
3266  * open and release because .read takes up to PAGE_SIZE
3267  * data each time so and so is invoked multiple times.
3268  *  We allocate the STB buffer in .open and release it
3269  *  in .release
3270  */
3271 static const struct file_operations smu_stb_debugfs_fops = {
3272 	.owner = THIS_MODULE,
3273 	.open = smu_stb_debugfs_open,
3274 	.read = smu_stb_debugfs_read,
3275 	.release = smu_stb_debugfs_release,
3276 	.llseek = default_llseek,
3277 };
3278 
3279 #endif
3280 
3281 void amdgpu_smu_stb_debug_fs_init(struct amdgpu_device *adev)
3282 {
3283 #if defined(CONFIG_DEBUG_FS)
3284 
3285 	struct smu_context *smu = adev->powerplay.pp_handle;
3286 
3287 	if (!smu || (!smu->stb_context.stb_buf_size))
3288 		return;
3289 
3290 	debugfs_create_file_size("amdgpu_smu_stb_dump",
3291 			    S_IRUSR,
3292 			    adev_to_drm(adev)->primary->debugfs_root,
3293 			    adev,
3294 			    &smu_stb_debugfs_fops,
3295 			    smu->stb_context.stb_buf_size);
3296 #endif
3297 }
3298 
3299 int smu_send_hbm_bad_pages_num(struct smu_context *smu, uint32_t size)
3300 {
3301 	int ret = 0;
3302 
3303 	if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_pages_num)
3304 		ret = smu->ppt_funcs->send_hbm_bad_pages_num(smu, size);
3305 
3306 	return ret;
3307 }
3308 
3309 int smu_send_hbm_bad_channel_flag(struct smu_context *smu, uint32_t size)
3310 {
3311 	int ret = 0;
3312 
3313 	if (smu->ppt_funcs && smu->ppt_funcs->send_hbm_bad_channel_flag)
3314 		ret = smu->ppt_funcs->send_hbm_bad_channel_flag(smu, size);
3315 
3316 	return ret;
3317 }
3318