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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 #ifndef __AMDGPU_SMU_H__
23 #define __AMDGPU_SMU_H__
24 
25 #include "amdgpu.h"
26 #include "kgd_pp_interface.h"
27 #include "dm_pp_interface.h"
28 #include "dm_pp_smu.h"
29 #include "smu_types.h"
30 
31 #define SMU_THERMAL_MINIMUM_ALERT_TEMP		0
32 #define SMU_THERMAL_MAXIMUM_ALERT_TEMP		255
33 #define SMU_TEMPERATURE_UNITS_PER_CENTIGRADES	1000
34 #define SMU_FW_NAME_LEN			0x24
35 
36 #define SMU_DPM_USER_PROFILE_RESTORE (1 << 0)
37 #define SMU_CUSTOM_FAN_SPEED_RPM     (1 << 1)
38 #define SMU_CUSTOM_FAN_SPEED_PWM     (1 << 2)
39 
40 // Power Throttlers
41 #define SMU_THROTTLER_PPT0_BIT			0
42 #define SMU_THROTTLER_PPT1_BIT			1
43 #define SMU_THROTTLER_PPT2_BIT			2
44 #define SMU_THROTTLER_PPT3_BIT			3
45 #define SMU_THROTTLER_SPL_BIT			4
46 #define SMU_THROTTLER_FPPT_BIT			5
47 #define SMU_THROTTLER_SPPT_BIT			6
48 #define SMU_THROTTLER_SPPT_APU_BIT		7
49 
50 // Current Throttlers
51 #define SMU_THROTTLER_TDC_GFX_BIT		16
52 #define SMU_THROTTLER_TDC_SOC_BIT		17
53 #define SMU_THROTTLER_TDC_MEM_BIT		18
54 #define SMU_THROTTLER_TDC_VDD_BIT		19
55 #define SMU_THROTTLER_TDC_CVIP_BIT		20
56 #define SMU_THROTTLER_EDC_CPU_BIT		21
57 #define SMU_THROTTLER_EDC_GFX_BIT		22
58 #define SMU_THROTTLER_APCC_BIT			23
59 
60 // Temperature
61 #define SMU_THROTTLER_TEMP_GPU_BIT		32
62 #define SMU_THROTTLER_TEMP_CORE_BIT		33
63 #define SMU_THROTTLER_TEMP_MEM_BIT		34
64 #define SMU_THROTTLER_TEMP_EDGE_BIT		35
65 #define SMU_THROTTLER_TEMP_HOTSPOT_BIT		36
66 #define SMU_THROTTLER_TEMP_SOC_BIT		37
67 #define SMU_THROTTLER_TEMP_VR_GFX_BIT		38
68 #define SMU_THROTTLER_TEMP_VR_SOC_BIT		39
69 #define SMU_THROTTLER_TEMP_VR_MEM0_BIT		40
70 #define SMU_THROTTLER_TEMP_VR_MEM1_BIT		41
71 #define SMU_THROTTLER_TEMP_LIQUID0_BIT		42
72 #define SMU_THROTTLER_TEMP_LIQUID1_BIT		43
73 #define SMU_THROTTLER_VRHOT0_BIT		44
74 #define SMU_THROTTLER_VRHOT1_BIT		45
75 #define SMU_THROTTLER_PROCHOT_CPU_BIT		46
76 #define SMU_THROTTLER_PROCHOT_GFX_BIT		47
77 
78 // Other
79 #define SMU_THROTTLER_PPM_BIT			56
80 #define SMU_THROTTLER_FIT_BIT			57
81 
82 struct smu_hw_power_state {
83 	unsigned int magic;
84 };
85 
86 struct smu_power_state;
87 
88 enum smu_state_ui_label {
89 	SMU_STATE_UI_LABEL_NONE,
90 	SMU_STATE_UI_LABEL_BATTERY,
91 	SMU_STATE_UI_TABEL_MIDDLE_LOW,
92 	SMU_STATE_UI_LABEL_BALLANCED,
93 	SMU_STATE_UI_LABEL_MIDDLE_HIGHT,
94 	SMU_STATE_UI_LABEL_PERFORMANCE,
95 	SMU_STATE_UI_LABEL_BACO,
96 };
97 
98 enum smu_state_classification_flag {
99 	SMU_STATE_CLASSIFICATION_FLAG_BOOT                     = 0x0001,
100 	SMU_STATE_CLASSIFICATION_FLAG_THERMAL                  = 0x0002,
101 	SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE      = 0x0004,
102 	SMU_STATE_CLASSIFICATION_FLAG_RESET                    = 0x0008,
103 	SMU_STATE_CLASSIFICATION_FLAG_FORCED                   = 0x0010,
104 	SMU_STATE_CLASSIFICATION_FLAG_USER_3D_PERFORMANCE      = 0x0020,
105 	SMU_STATE_CLASSIFICATION_FLAG_USER_2D_PERFORMANCE      = 0x0040,
106 	SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE           = 0x0080,
107 	SMU_STATE_CLASSIFICATION_FLAG_AC_OVERDIRVER_TEMPLATE   = 0x0100,
108 	SMU_STATE_CLASSIFICATION_FLAG_UVD                      = 0x0200,
109 	SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE_LOW       = 0x0400,
110 	SMU_STATE_CLASSIFICATION_FLAG_ACPI                     = 0x0800,
111 	SMU_STATE_CLASSIFICATION_FLAG_HD2                      = 0x1000,
112 	SMU_STATE_CLASSIFICATION_FLAG_UVD_HD                   = 0x2000,
113 	SMU_STATE_CLASSIFICATION_FLAG_UVD_SD                   = 0x4000,
114 	SMU_STATE_CLASSIFICATION_FLAG_USER_DC_PERFORMANCE      = 0x8000,
115 	SMU_STATE_CLASSIFICATION_FLAG_DC_OVERDIRVER_TEMPLATE   = 0x10000,
116 	SMU_STATE_CLASSIFICATION_FLAG_BACO                     = 0x20000,
117 	SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE2      = 0x40000,
118 	SMU_STATE_CLASSIFICATION_FLAG_ULV                      = 0x80000,
119 	SMU_STATE_CLASSIFICATION_FLAG_UVD_MVC                  = 0x100000,
120 };
121 
122 struct smu_state_classification_block {
123 	enum smu_state_ui_label         ui_label;
124 	enum smu_state_classification_flag  flags;
125 	int                          bios_index;
126 	bool                      temporary_state;
127 	bool                      to_be_deleted;
128 };
129 
130 struct smu_state_pcie_block {
131 	unsigned int lanes;
132 };
133 
134 enum smu_refreshrate_source {
135 	SMU_REFRESHRATE_SOURCE_EDID,
136 	SMU_REFRESHRATE_SOURCE_EXPLICIT
137 };
138 
139 struct smu_state_display_block {
140 	bool              disable_frame_modulation;
141 	bool              limit_refreshrate;
142 	enum smu_refreshrate_source refreshrate_source;
143 	int                  explicit_refreshrate;
144 	int                  edid_refreshrate_index;
145 	bool              enable_vari_bright;
146 };
147 
148 struct smu_state_memory_block {
149 	bool              dll_off;
150 	uint8_t                 m3arb;
151 	uint8_t                 unused[3];
152 };
153 
154 struct smu_state_software_algorithm_block {
155 	bool disable_load_balancing;
156 	bool enable_sleep_for_timestamps;
157 };
158 
159 struct smu_temperature_range {
160 	int min;
161 	int max;
162 	int edge_emergency_max;
163 	int hotspot_min;
164 	int hotspot_crit_max;
165 	int hotspot_emergency_max;
166 	int mem_min;
167 	int mem_crit_max;
168 	int mem_emergency_max;
169 	int software_shutdown_temp;
170 };
171 
172 struct smu_state_validation_block {
173 	bool single_display_only;
174 	bool disallow_on_dc;
175 	uint8_t supported_power_levels;
176 };
177 
178 struct smu_uvd_clocks {
179 	uint32_t vclk;
180 	uint32_t dclk;
181 };
182 
183 /**
184 * Structure to hold a SMU Power State.
185 */
186 struct smu_power_state {
187 	uint32_t                                      id;
188 	struct list_head                              ordered_list;
189 	struct list_head                              all_states_list;
190 
191 	struct smu_state_classification_block         classification;
192 	struct smu_state_validation_block             validation;
193 	struct smu_state_pcie_block                   pcie;
194 	struct smu_state_display_block                display;
195 	struct smu_state_memory_block                 memory;
196 	struct smu_state_software_algorithm_block     software;
197 	struct smu_uvd_clocks                         uvd_clocks;
198 	struct smu_hw_power_state                     hardware;
199 };
200 
201 enum smu_power_src_type
202 {
203 	SMU_POWER_SOURCE_AC,
204 	SMU_POWER_SOURCE_DC,
205 	SMU_POWER_SOURCE_COUNT,
206 };
207 
208 enum smu_ppt_limit_type
209 {
210 	SMU_DEFAULT_PPT_LIMIT = 0,
211 	SMU_FAST_PPT_LIMIT,
212 };
213 
214 enum smu_ppt_limit_level
215 {
216 	SMU_PPT_LIMIT_MIN = -1,
217 	SMU_PPT_LIMIT_CURRENT,
218 	SMU_PPT_LIMIT_DEFAULT,
219 	SMU_PPT_LIMIT_MAX,
220 };
221 
222 enum smu_memory_pool_size
223 {
224     SMU_MEMORY_POOL_SIZE_ZERO   = 0,
225     SMU_MEMORY_POOL_SIZE_256_MB = 0x10000000,
226     SMU_MEMORY_POOL_SIZE_512_MB = 0x20000000,
227     SMU_MEMORY_POOL_SIZE_1_GB   = 0x40000000,
228     SMU_MEMORY_POOL_SIZE_2_GB   = 0x80000000,
229 };
230 
231 struct smu_user_dpm_profile {
232 	uint32_t fan_mode;
233 	uint32_t power_limit;
234 	uint32_t fan_speed_pwm;
235 	uint32_t fan_speed_rpm;
236 	uint32_t flags;
237 	uint32_t user_od;
238 
239 	/* user clock state information */
240 	uint32_t clk_mask[SMU_CLK_COUNT];
241 	uint32_t clk_dependency;
242 };
243 
244 enum smu_event_type {
245 
246 	SMU_EVENT_RESET_COMPLETE = 0,
247 };
248 
249 #define SMU_TABLE_INIT(tables, table_id, s, a, d)	\
250 	do {						\
251 		tables[table_id].size = s;		\
252 		tables[table_id].align = a;		\
253 		tables[table_id].domain = d;		\
254 	} while (0)
255 
256 struct smu_table {
257 	uint64_t size;
258 	uint32_t align;
259 	uint8_t domain;
260 	uint64_t mc_address;
261 	void *cpu_addr;
262 	struct amdgpu_bo *bo;
263 };
264 
265 enum smu_perf_level_designation {
266 	PERF_LEVEL_ACTIVITY,
267 	PERF_LEVEL_POWER_CONTAINMENT,
268 };
269 
270 struct smu_performance_level {
271 	uint32_t core_clock;
272 	uint32_t memory_clock;
273 	uint32_t vddc;
274 	uint32_t vddci;
275 	uint32_t non_local_mem_freq;
276 	uint32_t non_local_mem_width;
277 };
278 
279 struct smu_clock_info {
280 	uint32_t min_mem_clk;
281 	uint32_t max_mem_clk;
282 	uint32_t min_eng_clk;
283 	uint32_t max_eng_clk;
284 	uint32_t min_bus_bandwidth;
285 	uint32_t max_bus_bandwidth;
286 };
287 
288 struct smu_bios_boot_up_values
289 {
290 	uint32_t			revision;
291 	uint32_t			gfxclk;
292 	uint32_t			uclk;
293 	uint32_t			socclk;
294 	uint32_t			dcefclk;
295 	uint32_t			eclk;
296 	uint32_t			vclk;
297 	uint32_t			dclk;
298 	uint16_t			vddc;
299 	uint16_t			vddci;
300 	uint16_t			mvddc;
301 	uint16_t			vdd_gfx;
302 	uint8_t				cooling_id;
303 	uint32_t			pp_table_id;
304 	uint32_t			format_revision;
305 	uint32_t			content_revision;
306 	uint32_t			fclk;
307 	uint32_t			lclk;
308 	uint32_t			firmware_caps;
309 };
310 
311 enum smu_table_id
312 {
313 	SMU_TABLE_PPTABLE = 0,
314 	SMU_TABLE_WATERMARKS,
315 	SMU_TABLE_CUSTOM_DPM,
316 	SMU_TABLE_DPMCLOCKS,
317 	SMU_TABLE_AVFS,
318 	SMU_TABLE_AVFS_PSM_DEBUG,
319 	SMU_TABLE_AVFS_FUSE_OVERRIDE,
320 	SMU_TABLE_PMSTATUSLOG,
321 	SMU_TABLE_SMU_METRICS,
322 	SMU_TABLE_DRIVER_SMU_CONFIG,
323 	SMU_TABLE_ACTIVITY_MONITOR_COEFF,
324 	SMU_TABLE_OVERDRIVE,
325 	SMU_TABLE_I2C_COMMANDS,
326 	SMU_TABLE_PACE,
327 	SMU_TABLE_COUNT,
328 };
329 
330 struct smu_table_context
331 {
332 	void				*power_play_table;
333 	uint32_t			power_play_table_size;
334 	void				*hardcode_pptable;
335 	unsigned long			metrics_time;
336 	void				*metrics_table;
337 	void				*clocks_table;
338 	void				*watermarks_table;
339 
340 	void				*max_sustainable_clocks;
341 	struct smu_bios_boot_up_values	boot_values;
342 	void                            *driver_pptable;
343 	struct smu_table		tables[SMU_TABLE_COUNT];
344 	/*
345 	 * The driver table is just a staging buffer for
346 	 * uploading/downloading content from the SMU.
347 	 *
348 	 * And the table_id for SMU_MSG_TransferTableSmu2Dram/
349 	 * SMU_MSG_TransferTableDram2Smu instructs SMU
350 	 * which content driver is interested.
351 	 */
352 	struct smu_table		driver_table;
353 	struct smu_table		memory_pool;
354 	struct smu_table		dummy_read_1_table;
355 	uint8_t                         thermal_controller_type;
356 
357 	void				*overdrive_table;
358 	void                            *boot_overdrive_table;
359 	void				*user_overdrive_table;
360 
361 	uint32_t			gpu_metrics_table_size;
362 	void				*gpu_metrics_table;
363 };
364 
365 struct smu_dpm_context {
366 	uint32_t dpm_context_size;
367 	void *dpm_context;
368 	void *golden_dpm_context;
369 	bool enable_umd_pstate;
370 	enum amd_dpm_forced_level dpm_level;
371 	enum amd_dpm_forced_level saved_dpm_level;
372 	enum amd_dpm_forced_level requested_dpm_level;
373 	struct smu_power_state *dpm_request_power_state;
374 	struct smu_power_state *dpm_current_power_state;
375 	struct mclock_latency_table *mclk_latency_table;
376 };
377 
378 struct smu_power_gate {
379 	bool uvd_gated;
380 	bool vce_gated;
381 	atomic_t vcn_gated;
382 	atomic_t jpeg_gated;
383 	struct mutex vcn_gate_lock;
384 	struct mutex jpeg_gate_lock;
385 };
386 
387 struct smu_power_context {
388 	void *power_context;
389 	uint32_t power_context_size;
390 	struct smu_power_gate power_gate;
391 };
392 
393 #define SMU_FEATURE_MAX	(64)
394 struct smu_feature
395 {
396 	uint32_t feature_num;
397 	DECLARE_BITMAP(supported, SMU_FEATURE_MAX);
398 	DECLARE_BITMAP(allowed, SMU_FEATURE_MAX);
399 	DECLARE_BITMAP(enabled, SMU_FEATURE_MAX);
400 	struct mutex mutex;
401 };
402 
403 struct smu_clocks {
404 	uint32_t engine_clock;
405 	uint32_t memory_clock;
406 	uint32_t bus_bandwidth;
407 	uint32_t engine_clock_in_sr;
408 	uint32_t dcef_clock;
409 	uint32_t dcef_clock_in_sr;
410 };
411 
412 #define MAX_REGULAR_DPM_NUM 16
413 struct mclk_latency_entries {
414 	uint32_t  frequency;
415 	uint32_t  latency;
416 };
417 struct mclock_latency_table {
418 	uint32_t  count;
419 	struct mclk_latency_entries  entries[MAX_REGULAR_DPM_NUM];
420 };
421 
422 enum smu_reset_mode
423 {
424     SMU_RESET_MODE_0,
425     SMU_RESET_MODE_1,
426     SMU_RESET_MODE_2,
427 };
428 
429 enum smu_baco_state
430 {
431 	SMU_BACO_STATE_ENTER = 0,
432 	SMU_BACO_STATE_EXIT,
433 };
434 
435 struct smu_baco_context
436 {
437 	struct mutex mutex;
438 	uint32_t state;
439 	bool platform_support;
440 };
441 
442 struct smu_freq_info {
443 	uint32_t min;
444 	uint32_t max;
445 	uint32_t freq_level;
446 };
447 
448 struct pstates_clk_freq {
449 	uint32_t			min;
450 	uint32_t			standard;
451 	uint32_t			peak;
452 	struct smu_freq_info		custom;
453 	struct smu_freq_info		curr;
454 };
455 
456 struct smu_umd_pstate_table {
457 	struct pstates_clk_freq		gfxclk_pstate;
458 	struct pstates_clk_freq		socclk_pstate;
459 	struct pstates_clk_freq		uclk_pstate;
460 	struct pstates_clk_freq		vclk_pstate;
461 	struct pstates_clk_freq		dclk_pstate;
462 };
463 
464 struct cmn2asic_msg_mapping {
465 	int	valid_mapping;
466 	int	map_to;
467 	int	valid_in_vf;
468 };
469 
470 struct cmn2asic_mapping {
471 	int	valid_mapping;
472 	int	map_to;
473 };
474 
475 #define WORKLOAD_POLICY_MAX 7
476 struct smu_context
477 {
478 	struct amdgpu_device            *adev;
479 	struct amdgpu_irq_src		irq_source;
480 
481 	const struct pptable_funcs	*ppt_funcs;
482 	const struct cmn2asic_msg_mapping	*message_map;
483 	const struct cmn2asic_mapping	*clock_map;
484 	const struct cmn2asic_mapping	*feature_map;
485 	const struct cmn2asic_mapping	*table_map;
486 	const struct cmn2asic_mapping	*pwr_src_map;
487 	const struct cmn2asic_mapping	*workload_map;
488 	struct mutex			mutex;
489 	struct mutex			sensor_lock;
490 	struct mutex			metrics_lock;
491 	struct mutex			message_lock;
492 	uint64_t pool_size;
493 
494 	struct smu_table_context	smu_table;
495 	struct smu_dpm_context		smu_dpm;
496 	struct smu_power_context	smu_power;
497 	struct smu_feature		smu_feature;
498 	struct amd_pp_display_configuration  *display_config;
499 	struct smu_baco_context		smu_baco;
500 	struct smu_temperature_range	thermal_range;
501 	void *od_settings;
502 
503 	struct smu_umd_pstate_table	pstate_table;
504 	uint32_t pstate_sclk;
505 	uint32_t pstate_mclk;
506 
507 	bool od_enabled;
508 	uint32_t current_power_limit;
509 	uint32_t default_power_limit;
510 	uint32_t max_power_limit;
511 
512 	/* soft pptable */
513 	uint32_t ppt_offset_bytes;
514 	uint32_t ppt_size_bytes;
515 	uint8_t  *ppt_start_addr;
516 
517 	bool support_power_containment;
518 	bool disable_watermark;
519 
520 #define WATERMARKS_EXIST	(1 << 0)
521 #define WATERMARKS_LOADED	(1 << 1)
522 	uint32_t watermarks_bitmap;
523 	uint32_t hard_min_uclk_req_from_dal;
524 	bool disable_uclk_switch;
525 
526 	uint32_t workload_mask;
527 	uint32_t workload_prority[WORKLOAD_POLICY_MAX];
528 	uint32_t workload_setting[WORKLOAD_POLICY_MAX];
529 	uint32_t power_profile_mode;
530 	uint32_t default_power_profile_mode;
531 	bool pm_enabled;
532 	bool is_apu;
533 
534 	uint32_t smc_driver_if_version;
535 	uint32_t smc_fw_if_version;
536 	uint32_t smc_fw_version;
537 
538 	bool uploading_custom_pp_table;
539 	bool dc_controlled_by_gpio;
540 
541 	struct work_struct throttling_logging_work;
542 	atomic64_t throttle_int_counter;
543 	struct work_struct interrupt_work;
544 
545 	unsigned fan_max_rpm;
546 	unsigned manual_fan_speed_pwm;
547 
548 	uint32_t gfx_default_hard_min_freq;
549 	uint32_t gfx_default_soft_max_freq;
550 	uint32_t gfx_actual_hard_min_freq;
551 	uint32_t gfx_actual_soft_max_freq;
552 
553 	/* APU only */
554 	uint32_t cpu_default_soft_min_freq;
555 	uint32_t cpu_default_soft_max_freq;
556 	uint32_t cpu_actual_soft_min_freq;
557 	uint32_t cpu_actual_soft_max_freq;
558 	uint32_t cpu_core_id_select;
559 	uint16_t cpu_core_num;
560 
561 	struct smu_user_dpm_profile user_dpm_profile;
562 };
563 
564 struct i2c_adapter;
565 
566 /**
567  * struct pptable_funcs - Callbacks used to interact with the SMU.
568  */
569 struct pptable_funcs {
570 	/**
571 	 * @run_btc: Calibrate voltage/frequency curve to fit the system's
572 	 *           power delivery and voltage margins. Required for adaptive
573 	 *           voltage frequency scaling (AVFS).
574 	 */
575 	int (*run_btc)(struct smu_context *smu);
576 
577 	/**
578 	 * @get_allowed_feature_mask: Get allowed feature mask.
579 	 * &feature_mask: Array to store feature mask.
580 	 * &num: Elements in &feature_mask.
581 	 */
582 	int (*get_allowed_feature_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
583 
584 	/**
585 	 * @get_current_power_state: Get the current power state.
586 	 *
587 	 * Return: Current power state on success, negative errno on failure.
588 	 */
589 	enum amd_pm_state_type (*get_current_power_state)(struct smu_context *smu);
590 
591 	/**
592 	 * @set_default_dpm_table: Retrieve the default overdrive settings from
593 	 *                         the SMU.
594 	 */
595 	int (*set_default_dpm_table)(struct smu_context *smu);
596 
597 	int (*set_power_state)(struct smu_context *smu);
598 
599 	/**
600 	 * @populate_umd_state_clk: Populate the UMD power state table with
601 	 *                          defaults.
602 	 */
603 	int (*populate_umd_state_clk)(struct smu_context *smu);
604 
605 	/**
606 	 * @print_clk_levels: Print DPM clock levels for a clock domain
607 	 *                    to buffer. Star current level.
608 	 *
609 	 * Used for sysfs interfaces.
610 	 */
611 	int (*print_clk_levels)(struct smu_context *smu, enum smu_clk_type clk_type, char *buf);
612 
613 	/**
614 	 * @force_clk_levels: Set a range of allowed DPM levels for a clock
615 	 *                    domain.
616 	 * &clk_type: Clock domain.
617 	 * &mask: Range of allowed DPM levels.
618 	 */
619 	int (*force_clk_levels)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t mask);
620 
621 	/**
622 	 * @od_edit_dpm_table: Edit the custom overdrive DPM table.
623 	 * &type: Type of edit.
624 	 * &input: Edit parameters.
625 	 * &size: Size of &input.
626 	 */
627 	int (*od_edit_dpm_table)(struct smu_context *smu,
628 				 enum PP_OD_DPM_TABLE_COMMAND type,
629 				 long *input, uint32_t size);
630 
631 	/**
632 	 * @restore_user_od_settings: Restore the user customized
633 	 *                            OD settings on S3/S4/Runpm resume.
634 	 */
635 	int (*restore_user_od_settings)(struct smu_context *smu);
636 
637 	/**
638 	 * @get_clock_by_type_with_latency: Get the speed and latency of a clock
639 	 *                                  domain.
640 	 */
641 	int (*get_clock_by_type_with_latency)(struct smu_context *smu,
642 					      enum smu_clk_type clk_type,
643 					      struct
644 					      pp_clock_levels_with_latency
645 					      *clocks);
646 	/**
647 	 * @get_clock_by_type_with_voltage: Get the speed and voltage of a clock
648 	 *                                  domain.
649 	 */
650 	int (*get_clock_by_type_with_voltage)(struct smu_context *smu,
651 					      enum amd_pp_clock_type type,
652 					      struct
653 					      pp_clock_levels_with_voltage
654 					      *clocks);
655 
656 	/**
657 	 * @get_power_profile_mode: Print all power profile modes to
658 	 *                          buffer. Star current mode.
659 	 */
660 	int (*get_power_profile_mode)(struct smu_context *smu, char *buf);
661 
662 	/**
663 	 * @set_power_profile_mode: Set a power profile mode. Also used to
664 	 *                          create/set custom power profile modes.
665 	 * &input: Power profile mode parameters.
666 	 * &size: Size of &input.
667 	 */
668 	int (*set_power_profile_mode)(struct smu_context *smu, long *input, uint32_t size);
669 
670 	/**
671 	 * @dpm_set_vcn_enable: Enable/disable VCN engine dynamic power
672 	 *                      management.
673 	 */
674 	int (*dpm_set_vcn_enable)(struct smu_context *smu, bool enable);
675 
676 	/**
677 	 * @dpm_set_jpeg_enable: Enable/disable JPEG engine dynamic power
678 	 *                       management.
679 	 */
680 	int (*dpm_set_jpeg_enable)(struct smu_context *smu, bool enable);
681 
682 	/**
683 	 * @read_sensor: Read data from a sensor.
684 	 * &sensor: Sensor to read data from.
685 	 * &data: Sensor reading.
686 	 * &size: Size of &data.
687 	 */
688 	int (*read_sensor)(struct smu_context *smu, enum amd_pp_sensors sensor,
689 			   void *data, uint32_t *size);
690 
691 	/**
692 	 * @pre_display_config_changed: Prepare GPU for a display configuration
693 	 *                              change.
694 	 *
695 	 * Disable display tracking and pin memory clock speed to maximum. Used
696 	 * in display component synchronization.
697 	 */
698 	int (*pre_display_config_changed)(struct smu_context *smu);
699 
700 	/**
701 	 * @display_config_changed: Notify the SMU of the current display
702 	 *                          configuration.
703 	 *
704 	 * Allows SMU to properly track blanking periods for memory clock
705 	 * adjustment. Used in display component synchronization.
706 	 */
707 	int (*display_config_changed)(struct smu_context *smu);
708 
709 	int (*apply_clocks_adjust_rules)(struct smu_context *smu);
710 
711 	/**
712 	 * @notify_smc_display_config: Applies display requirements to the
713 	 *                             current power state.
714 	 *
715 	 * Optimize deep sleep DCEFclk and mclk for the current display
716 	 * configuration. Used in display component synchronization.
717 	 */
718 	int (*notify_smc_display_config)(struct smu_context *smu);
719 
720 	/**
721 	 * @is_dpm_running: Check if DPM is running.
722 	 *
723 	 * Return: True if DPM is running, false otherwise.
724 	 */
725 	bool (*is_dpm_running)(struct smu_context *smu);
726 
727 	/**
728 	 * @get_fan_speed_pwm: Get the current fan speed in PWM.
729 	 */
730 	int (*get_fan_speed_pwm)(struct smu_context *smu, uint32_t *speed);
731 
732 	/**
733 	 * @get_fan_speed_rpm: Get the current fan speed in rpm.
734 	 */
735 	int (*get_fan_speed_rpm)(struct smu_context *smu, uint32_t *speed);
736 
737 	/**
738 	 * @set_watermarks_table: Configure and upload the watermarks tables to
739 	 *                        the SMU.
740 	 */
741 	int (*set_watermarks_table)(struct smu_context *smu,
742 				    struct pp_smu_wm_range_sets *clock_ranges);
743 
744 	/**
745 	 * @get_thermal_temperature_range: Get safe thermal limits in Celcius.
746 	 */
747 	int (*get_thermal_temperature_range)(struct smu_context *smu, struct smu_temperature_range *range);
748 
749 	/**
750 	 * @get_uclk_dpm_states: Get memory clock DPM levels in kHz.
751 	 * &clocks_in_khz: Array of DPM levels.
752 	 * &num_states: Elements in &clocks_in_khz.
753 	 */
754 	int (*get_uclk_dpm_states)(struct smu_context *smu, uint32_t *clocks_in_khz, uint32_t *num_states);
755 
756 	/**
757 	 * @set_default_od_settings: Set the overdrive tables to defaults.
758 	 */
759 	int (*set_default_od_settings)(struct smu_context *smu);
760 
761 	/**
762 	 * @set_performance_level: Set a performance level.
763 	 */
764 	int (*set_performance_level)(struct smu_context *smu, enum amd_dpm_forced_level level);
765 
766 	/**
767 	 * @display_disable_memory_clock_switch: Enable/disable dynamic memory
768 	 *                                       clock switching.
769 	 *
770 	 * Disabling this feature forces memory clock speed to maximum.
771 	 * Enabling sets the minimum memory clock capable of driving the
772 	 * current display configuration.
773 	 */
774 	int (*display_disable_memory_clock_switch)(struct smu_context *smu, bool disable_memory_clock_switch);
775 
776 	/**
777 	 * @dump_pptable: Print the power play table to the system log.
778 	 */
779 	void (*dump_pptable)(struct smu_context *smu);
780 
781 	/**
782 	 * @get_power_limit: Get the device's power limits.
783 	 */
784 	int (*get_power_limit)(struct smu_context *smu,
785 			       uint32_t *current_power_limit,
786 			       uint32_t *default_power_limit,
787 			       uint32_t *max_power_limit);
788 
789 	/**
790 	 * @get_ppt_limit: Get the device's ppt limits.
791 	 */
792 	int (*get_ppt_limit)(struct smu_context *smu, uint32_t *ppt_limit,
793 			enum smu_ppt_limit_type limit_type, enum smu_ppt_limit_level limit_level);
794 
795 	/**
796 	 * @set_df_cstate: Set data fabric cstate.
797 	 */
798 	int (*set_df_cstate)(struct smu_context *smu, enum pp_df_cstate state);
799 
800 	/**
801 	 * @allow_xgmi_power_down: Enable/disable external global memory
802 	 *                         interconnect power down.
803 	 */
804 	int (*allow_xgmi_power_down)(struct smu_context *smu, bool en);
805 
806 	/**
807 	 * @update_pcie_parameters: Update and upload the system's PCIe
808 	 *                          capabilites to the SMU.
809 	 * &pcie_gen_cap: Maximum allowed PCIe generation.
810 	 * &pcie_width_cap: Maximum allowed PCIe width.
811 	 */
812 	int (*update_pcie_parameters)(struct smu_context *smu, uint32_t pcie_gen_cap, uint32_t pcie_width_cap);
813 
814 	/**
815 	 * @i2c_init: Initialize i2c.
816 	 *
817 	 * The i2c bus is used internally by the SMU voltage regulators and
818 	 * other devices. The i2c's EEPROM also stores bad page tables on boards
819 	 * with ECC.
820 	 */
821 	int (*i2c_init)(struct smu_context *smu, struct i2c_adapter *control);
822 
823 	/**
824 	 * @i2c_fini: Tear down i2c.
825 	 */
826 	void (*i2c_fini)(struct smu_context *smu, struct i2c_adapter *control);
827 
828 	/**
829 	 * @get_unique_id: Get the GPU's unique id. Used for asset tracking.
830 	 */
831 	void (*get_unique_id)(struct smu_context *smu);
832 
833 	/**
834 	 * @get_dpm_clock_table: Get a copy of the DPM clock table.
835 	 *
836 	 * Used by display component in bandwidth and watermark calculations.
837 	 */
838 	int (*get_dpm_clock_table)(struct smu_context *smu, struct dpm_clocks *clock_table);
839 
840 	/**
841 	 * @init_microcode: Request the SMU's firmware from the kernel.
842 	 */
843 	int (*init_microcode)(struct smu_context *smu);
844 
845 	/**
846 	 * @load_microcode: Load firmware onto the SMU.
847 	 */
848 	int (*load_microcode)(struct smu_context *smu);
849 
850 	/**
851 	 * @fini_microcode: Release the SMU's firmware.
852 	 */
853 	void (*fini_microcode)(struct smu_context *smu);
854 
855 	/**
856 	 * @init_smc_tables: Initialize the SMU tables.
857 	 */
858 	int (*init_smc_tables)(struct smu_context *smu);
859 
860 	/**
861 	 * @fini_smc_tables: Release the SMU tables.
862 	 */
863 	int (*fini_smc_tables)(struct smu_context *smu);
864 
865 	/**
866 	 * @init_power: Initialize the power gate table context.
867 	 */
868 	int (*init_power)(struct smu_context *smu);
869 
870 	/**
871 	 * @fini_power: Release the power gate table context.
872 	 */
873 	int (*fini_power)(struct smu_context *smu);
874 
875 	/**
876 	 * @check_fw_status: Check the SMU's firmware status.
877 	 *
878 	 * Return: Zero if check passes, negative errno on failure.
879 	 */
880 	int (*check_fw_status)(struct smu_context *smu);
881 
882 	/**
883 	 * @set_mp1_state: put SMU into a correct state for comming
884 	 *                 resume from runpm or gpu reset.
885 	 */
886 	int (*set_mp1_state)(struct smu_context *smu,
887 			     enum pp_mp1_state mp1_state);
888 
889 	/**
890 	 * @setup_pptable: Initialize the power play table and populate it with
891 	 *                 default values.
892 	 */
893 	int (*setup_pptable)(struct smu_context *smu);
894 
895 	/**
896 	 * @get_vbios_bootup_values: Get default boot values from the VBIOS.
897 	 */
898 	int (*get_vbios_bootup_values)(struct smu_context *smu);
899 
900 	/**
901 	 * @check_fw_version: Print driver and SMU interface versions to the
902 	 *                    system log.
903 	 *
904 	 * Interface mismatch is not a critical failure.
905 	 */
906 	int (*check_fw_version)(struct smu_context *smu);
907 
908 	/**
909 	 * @powergate_sdma: Power up/down system direct memory access.
910 	 */
911 	int (*powergate_sdma)(struct smu_context *smu, bool gate);
912 
913 	/**
914 	 * @set_gfx_cgpg: Enable/disable graphics engine course grain power
915 	 *                gating.
916 	 */
917 	int (*set_gfx_cgpg)(struct smu_context *smu, bool enable);
918 
919 	/**
920 	 * @write_pptable: Write the power play table to the SMU.
921 	 */
922 	int (*write_pptable)(struct smu_context *smu);
923 
924 	/**
925 	 * @set_driver_table_location: Send the location of the driver table to
926 	 *                             the SMU.
927 	 */
928 	int (*set_driver_table_location)(struct smu_context *smu);
929 
930 	/**
931 	 * @set_tool_table_location: Send the location of the tool table to the
932 	 *                           SMU.
933 	 */
934 	int (*set_tool_table_location)(struct smu_context *smu);
935 
936 	/**
937 	 * @notify_memory_pool_location: Send the location of the memory pool to
938 	 *                               the SMU.
939 	 */
940 	int (*notify_memory_pool_location)(struct smu_context *smu);
941 
942 	/**
943 	 * @system_features_control: Enable/disable all SMU features.
944 	 */
945 	int (*system_features_control)(struct smu_context *smu, bool en);
946 
947 	/**
948 	 * @send_smc_msg_with_param: Send a message with a parameter to the SMU.
949 	 * &msg: Type of message.
950 	 * &param: Message parameter.
951 	 * &read_arg: SMU response (optional).
952 	 */
953 	int (*send_smc_msg_with_param)(struct smu_context *smu,
954 				       enum smu_message_type msg, uint32_t param, uint32_t *read_arg);
955 
956 	/**
957 	 * @send_smc_msg: Send a message to the SMU.
958 	 * &msg: Type of message.
959 	 * &read_arg: SMU response (optional).
960 	 */
961 	int (*send_smc_msg)(struct smu_context *smu,
962 			    enum smu_message_type msg,
963 			    uint32_t *read_arg);
964 
965 	/**
966 	 * @init_display_count: Notify the SMU of the number of display
967 	 *                      components in current display configuration.
968 	 */
969 	int (*init_display_count)(struct smu_context *smu, uint32_t count);
970 
971 	/**
972 	 * @set_allowed_mask: Notify the SMU of the features currently allowed
973 	 *                    by the driver.
974 	 */
975 	int (*set_allowed_mask)(struct smu_context *smu);
976 
977 	/**
978 	 * @get_enabled_mask: Get a mask of features that are currently enabled
979 	 *                    on the SMU.
980 	 * &feature_mask: Array representing enabled feature mask.
981 	 * &num: Elements in &feature_mask.
982 	 */
983 	int (*get_enabled_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
984 
985 	/**
986 	 * @feature_is_enabled: Test if a feature is enabled.
987 	 *
988 	 * Return: One if enabled, zero if disabled.
989 	 */
990 	int (*feature_is_enabled)(struct smu_context *smu, enum smu_feature_mask mask);
991 
992 	/**
993 	 * @disable_all_features_with_exception: Disable all features with
994 	 *                                       exception to those in &mask.
995 	 */
996 	int (*disable_all_features_with_exception)(struct smu_context *smu,
997 						   bool no_hw_disablement,
998 						   enum smu_feature_mask mask);
999 
1000 	/**
1001 	 * @notify_display_change: Enable fast memory clock switching.
1002 	 *
1003 	 * Allows for fine grained memory clock switching but has more stringent
1004 	 * timing requirements.
1005 	 */
1006 	int (*notify_display_change)(struct smu_context *smu);
1007 
1008 	/**
1009 	 * @set_power_limit: Set power limit in watts.
1010 	 */
1011 	int (*set_power_limit)(struct smu_context *smu, uint32_t n);
1012 
1013 	/**
1014 	 * @init_max_sustainable_clocks: Populate max sustainable clock speed
1015 	 *                               table with values from the SMU.
1016 	 */
1017 	int (*init_max_sustainable_clocks)(struct smu_context *smu);
1018 
1019 	/**
1020 	 * @enable_thermal_alert: Enable thermal alert interrupts.
1021 	 */
1022 	int (*enable_thermal_alert)(struct smu_context *smu);
1023 
1024 	/**
1025 	 * @disable_thermal_alert: Disable thermal alert interrupts.
1026 	 */
1027 	int (*disable_thermal_alert)(struct smu_context *smu);
1028 
1029 	/**
1030 	 * @set_min_dcef_deep_sleep: Set a minimum display fabric deep sleep
1031 	 *                           clock speed in MHz.
1032 	 */
1033 	int (*set_min_dcef_deep_sleep)(struct smu_context *smu, uint32_t clk);
1034 
1035 	/**
1036 	 * @display_clock_voltage_request: Set a hard minimum frequency
1037 	 * for a clock domain.
1038 	 */
1039 	int (*display_clock_voltage_request)(struct smu_context *smu, struct
1040 					     pp_display_clock_request
1041 					     *clock_req);
1042 
1043 	/**
1044 	 * @get_fan_control_mode: Get the current fan control mode.
1045 	 */
1046 	uint32_t (*get_fan_control_mode)(struct smu_context *smu);
1047 
1048 	/**
1049 	 * @set_fan_control_mode: Set the fan control mode.
1050 	 */
1051 	int (*set_fan_control_mode)(struct smu_context *smu, uint32_t mode);
1052 
1053 	/**
1054 	 * @set_fan_speed_pwm: Set a static fan speed in PWM.
1055 	 */
1056 	int (*set_fan_speed_pwm)(struct smu_context *smu, uint32_t speed);
1057 
1058 	/**
1059 	 * @set_fan_speed_rpm: Set a static fan speed in rpm.
1060 	 */
1061 	int (*set_fan_speed_rpm)(struct smu_context *smu, uint32_t speed);
1062 
1063 	/**
1064 	 * @set_xgmi_pstate: Set inter-chip global memory interconnect pstate.
1065 	 * &pstate: Pstate to set. D0 if Nonzero, D3 otherwise.
1066 	 */
1067 	int (*set_xgmi_pstate)(struct smu_context *smu, uint32_t pstate);
1068 
1069 	/**
1070 	 * @gfx_off_control: Enable/disable graphics engine poweroff.
1071 	 */
1072 	int (*gfx_off_control)(struct smu_context *smu, bool enable);
1073 
1074 
1075 	/**
1076 	 * @get_gfx_off_status: Get graphics engine poweroff status.
1077 	 *
1078 	 * Return:
1079 	 * 0 - GFXOFF(default).
1080 	 * 1 - Transition out of GFX State.
1081 	 * 2 - Not in GFXOFF.
1082 	 * 3 - Transition into GFXOFF.
1083 	 */
1084 	uint32_t (*get_gfx_off_status)(struct smu_context *smu);
1085 
1086 	/**
1087 	 * @register_irq_handler: Register interupt request handlers.
1088 	 */
1089 	int (*register_irq_handler)(struct smu_context *smu);
1090 
1091 	/**
1092 	 * @set_azalia_d3_pme: Wake the audio decode engine from d3 sleep.
1093 	 */
1094 	int (*set_azalia_d3_pme)(struct smu_context *smu);
1095 
1096 	/**
1097 	 * @get_max_sustainable_clocks_by_dc: Get a copy of the max sustainable
1098 	 *                                    clock speeds table.
1099 	 *
1100 	 * Provides a way for the display component (DC) to get the max
1101 	 * sustainable clocks from the SMU.
1102 	 */
1103 	int (*get_max_sustainable_clocks_by_dc)(struct smu_context *smu, struct pp_smu_nv_clock_table *max_clocks);
1104 
1105 	/**
1106 	 * @baco_is_support: Check if GPU supports BACO (Bus Active, Chip Off).
1107 	 */
1108 	bool (*baco_is_support)(struct smu_context *smu);
1109 
1110 	/**
1111 	 * @baco_get_state: Get the current BACO state.
1112 	 *
1113 	 * Return: Current BACO state.
1114 	 */
1115 	enum smu_baco_state (*baco_get_state)(struct smu_context *smu);
1116 
1117 	/**
1118 	 * @baco_set_state: Enter/exit BACO.
1119 	 */
1120 	int (*baco_set_state)(struct smu_context *smu, enum smu_baco_state state);
1121 
1122 	/**
1123 	 * @baco_enter: Enter BACO.
1124 	 */
1125 	int (*baco_enter)(struct smu_context *smu);
1126 
1127 	/**
1128 	 * @baco_exit: Exit Baco.
1129 	 */
1130 	int (*baco_exit)(struct smu_context *smu);
1131 
1132 	/**
1133 	 * @mode1_reset_is_support: Check if GPU supports mode1 reset.
1134 	 */
1135 	bool (*mode1_reset_is_support)(struct smu_context *smu);
1136 	/**
1137 	 * @mode2_reset_is_support: Check if GPU supports mode2 reset.
1138 	 */
1139 	bool (*mode2_reset_is_support)(struct smu_context *smu);
1140 
1141 	/**
1142 	 * @mode1_reset: Perform mode1 reset.
1143 	 *
1144 	 * Complete GPU reset.
1145 	 */
1146 	int (*mode1_reset)(struct smu_context *smu);
1147 
1148 	/**
1149 	 * @mode2_reset: Perform mode2 reset.
1150 	 *
1151 	 * Mode2 reset generally does not reset as many IPs as mode1 reset. The
1152 	 * IPs reset varies by asic.
1153 	 */
1154 	int (*mode2_reset)(struct smu_context *smu);
1155 
1156 	/**
1157 	 * @get_dpm_ultimate_freq: Get the hard frequency range of a clock
1158 	 *                         domain in MHz.
1159 	 */
1160 	int (*get_dpm_ultimate_freq)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t *min, uint32_t *max);
1161 
1162 	/**
1163 	 * @set_soft_freq_limited_range: Set the soft frequency range of a clock
1164 	 *                               domain in MHz.
1165 	 */
1166 	int (*set_soft_freq_limited_range)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t min, uint32_t max);
1167 
1168 	/**
1169 	 * @set_power_source: Notify the SMU of the current power source.
1170 	 */
1171 	int (*set_power_source)(struct smu_context *smu, enum smu_power_src_type power_src);
1172 
1173 	/**
1174 	 * @log_thermal_throttling_event: Print a thermal throttling warning to
1175 	 *                                the system's log.
1176 	 */
1177 	void (*log_thermal_throttling_event)(struct smu_context *smu);
1178 
1179 	/**
1180 	 * @get_pp_feature_mask: Print a human readable table of enabled
1181 	 *                       features to buffer.
1182 	 */
1183 	size_t (*get_pp_feature_mask)(struct smu_context *smu, char *buf);
1184 
1185 	/**
1186 	 * @set_pp_feature_mask: Request the SMU enable/disable features to
1187 	 *                       match those enabled in &new_mask.
1188 	 */
1189 	int (*set_pp_feature_mask)(struct smu_context *smu, uint64_t new_mask);
1190 
1191 	/**
1192 	 * @get_gpu_metrics: Get a copy of the GPU metrics table from the SMU.
1193 	 *
1194 	 * Return: Size of &table
1195 	 */
1196 	ssize_t (*get_gpu_metrics)(struct smu_context *smu, void **table);
1197 
1198 	/**
1199 	 * @enable_mgpu_fan_boost: Enable multi-GPU fan boost.
1200 	 */
1201 	int (*enable_mgpu_fan_boost)(struct smu_context *smu);
1202 
1203 	/**
1204 	 * @gfx_ulv_control: Enable/disable ultra low voltage.
1205 	 */
1206 	int (*gfx_ulv_control)(struct smu_context *smu, bool enablement);
1207 
1208 	/**
1209 	 * @deep_sleep_control: Enable/disable deep sleep.
1210 	 */
1211 	int (*deep_sleep_control)(struct smu_context *smu, bool enablement);
1212 
1213 	/**
1214 	 * @get_fan_parameters: Get fan parameters.
1215 	 *
1216 	 * Get maximum fan speed from the power play table.
1217 	 */
1218 	int (*get_fan_parameters)(struct smu_context *smu);
1219 
1220 	/**
1221 	 * @post_init: Helper function for asic specific workarounds.
1222 	 */
1223 	int (*post_init)(struct smu_context *smu);
1224 
1225 	/**
1226 	 * @interrupt_work: Work task scheduled from SMU interrupt handler.
1227 	 */
1228 	void (*interrupt_work)(struct smu_context *smu);
1229 
1230 	/**
1231 	 * @gpo_control: Enable/disable graphics power optimization if supported.
1232 	 */
1233 	int (*gpo_control)(struct smu_context *smu, bool enablement);
1234 
1235 	/**
1236 	 * @gfx_state_change_set: Send the current graphics state to the SMU.
1237 	 */
1238 	int (*gfx_state_change_set)(struct smu_context *smu, uint32_t state);
1239 
1240 	/**
1241 	 * @set_fine_grain_gfx_freq_parameters: Set fine grain graphics clock
1242 	 *                                      parameters to defaults.
1243 	 */
1244 	int (*set_fine_grain_gfx_freq_parameters)(struct smu_context *smu);
1245 
1246 	/**
1247 	 * @set_light_sbr:  Set light sbr mode for the SMU.
1248 	 */
1249 	int (*set_light_sbr)(struct smu_context *smu, bool enable);
1250 
1251 	/**
1252 	 * @wait_for_event:  Wait for events from SMU.
1253 	 */
1254 	int (*wait_for_event)(struct smu_context *smu,
1255 			      enum smu_event_type event, uint64_t event_arg);
1256 
1257 	/**
1258 	 * @sned_hbm_bad_pages_num:  message SMU to update bad page number
1259 	 *										of SMUBUS table.
1260 	 */
1261 	int (*send_hbm_bad_pages_num)(struct smu_context *smu, uint32_t size);
1262 };
1263 
1264 typedef enum {
1265 	METRICS_CURR_GFXCLK,
1266 	METRICS_CURR_SOCCLK,
1267 	METRICS_CURR_UCLK,
1268 	METRICS_CURR_VCLK,
1269 	METRICS_CURR_VCLK1,
1270 	METRICS_CURR_DCLK,
1271 	METRICS_CURR_DCLK1,
1272 	METRICS_CURR_FCLK,
1273 	METRICS_CURR_DCEFCLK,
1274 	METRICS_AVERAGE_CPUCLK,
1275 	METRICS_AVERAGE_GFXCLK,
1276 	METRICS_AVERAGE_SOCCLK,
1277 	METRICS_AVERAGE_FCLK,
1278 	METRICS_AVERAGE_UCLK,
1279 	METRICS_AVERAGE_VCLK,
1280 	METRICS_AVERAGE_DCLK,
1281 	METRICS_AVERAGE_GFXACTIVITY,
1282 	METRICS_AVERAGE_MEMACTIVITY,
1283 	METRICS_AVERAGE_VCNACTIVITY,
1284 	METRICS_AVERAGE_SOCKETPOWER,
1285 	METRICS_TEMPERATURE_EDGE,
1286 	METRICS_TEMPERATURE_HOTSPOT,
1287 	METRICS_TEMPERATURE_MEM,
1288 	METRICS_TEMPERATURE_VRGFX,
1289 	METRICS_TEMPERATURE_VRSOC,
1290 	METRICS_TEMPERATURE_VRMEM,
1291 	METRICS_THROTTLER_STATUS,
1292 	METRICS_CURR_FANSPEED,
1293 	METRICS_VOLTAGE_VDDSOC,
1294 	METRICS_VOLTAGE_VDDGFX,
1295 	METRICS_SS_APU_SHARE,
1296 	METRICS_SS_DGPU_SHARE,
1297 } MetricsMember_t;
1298 
1299 enum smu_cmn2asic_mapping_type {
1300 	CMN2ASIC_MAPPING_MSG,
1301 	CMN2ASIC_MAPPING_CLK,
1302 	CMN2ASIC_MAPPING_FEATURE,
1303 	CMN2ASIC_MAPPING_TABLE,
1304 	CMN2ASIC_MAPPING_PWR,
1305 	CMN2ASIC_MAPPING_WORKLOAD,
1306 };
1307 
1308 #define MSG_MAP(msg, index, valid_in_vf) \
1309 	[SMU_MSG_##msg] = {1, (index), (valid_in_vf)}
1310 
1311 #define CLK_MAP(clk, index) \
1312 	[SMU_##clk] = {1, (index)}
1313 
1314 #define FEA_MAP(fea) \
1315 	[SMU_FEATURE_##fea##_BIT] = {1, FEATURE_##fea##_BIT}
1316 
1317 #define FEA_MAP_REVERSE(fea) \
1318 	[SMU_FEATURE_DPM_##fea##_BIT] = {1, FEATURE_##fea##_DPM_BIT}
1319 
1320 #define FEA_MAP_HALF_REVERSE(fea) \
1321 	[SMU_FEATURE_DPM_##fea##CLK_BIT] = {1, FEATURE_##fea##_DPM_BIT}
1322 
1323 #define TAB_MAP(tab) \
1324 	[SMU_TABLE_##tab] = {1, TABLE_##tab}
1325 
1326 #define TAB_MAP_VALID(tab) \
1327 	[SMU_TABLE_##tab] = {1, TABLE_##tab}
1328 
1329 #define TAB_MAP_INVALID(tab) \
1330 	[SMU_TABLE_##tab] = {0, TABLE_##tab}
1331 
1332 #define PWR_MAP(tab) \
1333 	[SMU_POWER_SOURCE_##tab] = {1, POWER_SOURCE_##tab}
1334 
1335 #define WORKLOAD_MAP(profile, workload) \
1336 	[profile] = {1, (workload)}
1337 
1338 /**
1339  * smu_memcpy_trailing - Copy the end of one structure into the middle of another
1340  *
1341  * @dst: Pointer to destination struct
1342  * @first_dst_member: The member name in @dst where the overwrite begins
1343  * @last_dst_member: The member name in @dst where the overwrite ends after
1344  * @src: Pointer to the source struct
1345  * @first_src_member: The member name in @src where the copy begins
1346  *
1347  */
1348 #define smu_memcpy_trailing(dst, first_dst_member, last_dst_member,	   \
1349 			    src, first_src_member)			   \
1350 ({									   \
1351 	size_t __src_offset = offsetof(typeof(*(src)), first_src_member);  \
1352 	size_t __src_size = sizeof(*(src)) - __src_offset;		   \
1353 	size_t __dst_offset = offsetof(typeof(*(dst)), first_dst_member);  \
1354 	size_t __dst_size = offsetofend(typeof(*(dst)), last_dst_member) - \
1355 			    __dst_offset;				   \
1356 	BUILD_BUG_ON(__src_size != __dst_size);				   \
1357 	__builtin_memcpy((u8 *)(dst) + __dst_offset,			   \
1358 			 (u8 *)(src) + __src_offset,			   \
1359 			 __dst_size);					   \
1360 })
1361 
1362 #if !defined(SWSMU_CODE_LAYER_L2) && !defined(SWSMU_CODE_LAYER_L3) && !defined(SWSMU_CODE_LAYER_L4)
1363 int smu_get_power_limit(void *handle,
1364 			uint32_t *limit,
1365 			enum pp_power_limit_level pp_limit_level,
1366 			enum pp_power_type pp_power_type);
1367 
1368 bool smu_mode1_reset_is_support(struct smu_context *smu);
1369 bool smu_mode2_reset_is_support(struct smu_context *smu);
1370 int smu_mode1_reset(struct smu_context *smu);
1371 
1372 extern const struct amd_ip_funcs smu_ip_funcs;
1373 
1374 extern const struct amdgpu_ip_block_version smu_v11_0_ip_block;
1375 extern const struct amdgpu_ip_block_version smu_v12_0_ip_block;
1376 extern const struct amdgpu_ip_block_version smu_v13_0_ip_block;
1377 
1378 bool is_support_sw_smu(struct amdgpu_device *adev);
1379 bool is_support_cclk_dpm(struct amdgpu_device *adev);
1380 int smu_write_watermarks_table(struct smu_context *smu);
1381 
1382 int smu_get_dpm_freq_range(struct smu_context *smu, enum smu_clk_type clk_type,
1383 			   uint32_t *min, uint32_t *max);
1384 
1385 int smu_set_soft_freq_range(struct smu_context *smu, enum smu_clk_type clk_type,
1386 			    uint32_t min, uint32_t max);
1387 
1388 int smu_set_ac_dc(struct smu_context *smu);
1389 
1390 int smu_allow_xgmi_power_down(struct smu_context *smu, bool en);
1391 
1392 int smu_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value);
1393 
1394 int smu_set_light_sbr(struct smu_context *smu, bool enable);
1395 
1396 int smu_wait_for_event(struct amdgpu_device *adev, enum smu_event_type event,
1397 		       uint64_t event_arg);
1398 
1399 #endif
1400 #endif
1401