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 #include "linux/firmware.h"
31 
32 #define SMU_THERMAL_MINIMUM_ALERT_TEMP		0
33 #define SMU_THERMAL_MAXIMUM_ALERT_TEMP		255
34 #define SMU_TEMPERATURE_UNITS_PER_CENTIGRADES	1000
35 #define SMU_FW_NAME_LEN			0x24
36 
37 #define SMU_DPM_USER_PROFILE_RESTORE (1 << 0)
38 #define SMU_CUSTOM_FAN_SPEED_RPM     (1 << 1)
39 #define SMU_CUSTOM_FAN_SPEED_PWM     (1 << 2)
40 
41 // Power Throttlers
42 #define SMU_THROTTLER_PPT0_BIT			0
43 #define SMU_THROTTLER_PPT1_BIT			1
44 #define SMU_THROTTLER_PPT2_BIT			2
45 #define SMU_THROTTLER_PPT3_BIT			3
46 #define SMU_THROTTLER_SPL_BIT			4
47 #define SMU_THROTTLER_FPPT_BIT			5
48 #define SMU_THROTTLER_SPPT_BIT			6
49 #define SMU_THROTTLER_SPPT_APU_BIT		7
50 
51 // Current Throttlers
52 #define SMU_THROTTLER_TDC_GFX_BIT		16
53 #define SMU_THROTTLER_TDC_SOC_BIT		17
54 #define SMU_THROTTLER_TDC_MEM_BIT		18
55 #define SMU_THROTTLER_TDC_VDD_BIT		19
56 #define SMU_THROTTLER_TDC_CVIP_BIT		20
57 #define SMU_THROTTLER_EDC_CPU_BIT		21
58 #define SMU_THROTTLER_EDC_GFX_BIT		22
59 #define SMU_THROTTLER_APCC_BIT			23
60 
61 // Temperature
62 #define SMU_THROTTLER_TEMP_GPU_BIT		32
63 #define SMU_THROTTLER_TEMP_CORE_BIT		33
64 #define SMU_THROTTLER_TEMP_MEM_BIT		34
65 #define SMU_THROTTLER_TEMP_EDGE_BIT		35
66 #define SMU_THROTTLER_TEMP_HOTSPOT_BIT		36
67 #define SMU_THROTTLER_TEMP_SOC_BIT		37
68 #define SMU_THROTTLER_TEMP_VR_GFX_BIT		38
69 #define SMU_THROTTLER_TEMP_VR_SOC_BIT		39
70 #define SMU_THROTTLER_TEMP_VR_MEM0_BIT		40
71 #define SMU_THROTTLER_TEMP_VR_MEM1_BIT		41
72 #define SMU_THROTTLER_TEMP_LIQUID0_BIT		42
73 #define SMU_THROTTLER_TEMP_LIQUID1_BIT		43
74 #define SMU_THROTTLER_VRHOT0_BIT		44
75 #define SMU_THROTTLER_VRHOT1_BIT		45
76 #define SMU_THROTTLER_PROCHOT_CPU_BIT		46
77 #define SMU_THROTTLER_PROCHOT_GFX_BIT		47
78 
79 // Other
80 #define SMU_THROTTLER_PPM_BIT			56
81 #define SMU_THROTTLER_FIT_BIT			57
82 
83 struct smu_hw_power_state {
84 	unsigned int magic;
85 };
86 
87 struct smu_power_state;
88 
89 enum smu_state_ui_label {
90 	SMU_STATE_UI_LABEL_NONE,
91 	SMU_STATE_UI_LABEL_BATTERY,
92 	SMU_STATE_UI_TABEL_MIDDLE_LOW,
93 	SMU_STATE_UI_LABEL_BALLANCED,
94 	SMU_STATE_UI_LABEL_MIDDLE_HIGHT,
95 	SMU_STATE_UI_LABEL_PERFORMANCE,
96 	SMU_STATE_UI_LABEL_BACO,
97 };
98 
99 enum smu_state_classification_flag {
100 	SMU_STATE_CLASSIFICATION_FLAG_BOOT                     = 0x0001,
101 	SMU_STATE_CLASSIFICATION_FLAG_THERMAL                  = 0x0002,
102 	SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE      = 0x0004,
103 	SMU_STATE_CLASSIFICATION_FLAG_RESET                    = 0x0008,
104 	SMU_STATE_CLASSIFICATION_FLAG_FORCED                   = 0x0010,
105 	SMU_STATE_CLASSIFICATION_FLAG_USER_3D_PERFORMANCE      = 0x0020,
106 	SMU_STATE_CLASSIFICATION_FLAG_USER_2D_PERFORMANCE      = 0x0040,
107 	SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE           = 0x0080,
108 	SMU_STATE_CLASSIFICATION_FLAG_AC_OVERDIRVER_TEMPLATE   = 0x0100,
109 	SMU_STATE_CLASSIFICATION_FLAG_UVD                      = 0x0200,
110 	SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE_LOW       = 0x0400,
111 	SMU_STATE_CLASSIFICATION_FLAG_ACPI                     = 0x0800,
112 	SMU_STATE_CLASSIFICATION_FLAG_HD2                      = 0x1000,
113 	SMU_STATE_CLASSIFICATION_FLAG_UVD_HD                   = 0x2000,
114 	SMU_STATE_CLASSIFICATION_FLAG_UVD_SD                   = 0x4000,
115 	SMU_STATE_CLASSIFICATION_FLAG_USER_DC_PERFORMANCE      = 0x8000,
116 	SMU_STATE_CLASSIFICATION_FLAG_DC_OVERDIRVER_TEMPLATE   = 0x10000,
117 	SMU_STATE_CLASSIFICATION_FLAG_BACO                     = 0x20000,
118 	SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE2      = 0x40000,
119 	SMU_STATE_CLASSIFICATION_FLAG_ULV                      = 0x80000,
120 	SMU_STATE_CLASSIFICATION_FLAG_UVD_MVC                  = 0x100000,
121 };
122 
123 struct smu_state_classification_block {
124 	enum smu_state_ui_label         ui_label;
125 	enum smu_state_classification_flag  flags;
126 	int                          bios_index;
127 	bool                      temporary_state;
128 	bool                      to_be_deleted;
129 };
130 
131 struct smu_state_pcie_block {
132 	unsigned int lanes;
133 };
134 
135 enum smu_refreshrate_source {
136 	SMU_REFRESHRATE_SOURCE_EDID,
137 	SMU_REFRESHRATE_SOURCE_EXPLICIT
138 };
139 
140 struct smu_state_display_block {
141 	bool              disable_frame_modulation;
142 	bool              limit_refreshrate;
143 	enum smu_refreshrate_source refreshrate_source;
144 	int                  explicit_refreshrate;
145 	int                  edid_refreshrate_index;
146 	bool              enable_vari_bright;
147 };
148 
149 struct smu_state_memory_block {
150 	bool              dll_off;
151 	uint8_t                 m3arb;
152 	uint8_t                 unused[3];
153 };
154 
155 struct smu_state_software_algorithm_block {
156 	bool disable_load_balancing;
157 	bool enable_sleep_for_timestamps;
158 };
159 
160 struct smu_temperature_range {
161 	int min;
162 	int max;
163 	int edge_emergency_max;
164 	int hotspot_min;
165 	int hotspot_crit_max;
166 	int hotspot_emergency_max;
167 	int mem_min;
168 	int mem_crit_max;
169 	int mem_emergency_max;
170 	int software_shutdown_temp;
171 	int software_shutdown_temp_offset;
172 };
173 
174 struct smu_state_validation_block {
175 	bool single_display_only;
176 	bool disallow_on_dc;
177 	uint8_t supported_power_levels;
178 };
179 
180 struct smu_uvd_clocks {
181 	uint32_t vclk;
182 	uint32_t dclk;
183 };
184 
185 /**
186 * Structure to hold a SMU Power State.
187 */
188 struct smu_power_state {
189 	uint32_t                                      id;
190 	struct list_head                              ordered_list;
191 	struct list_head                              all_states_list;
192 
193 	struct smu_state_classification_block         classification;
194 	struct smu_state_validation_block             validation;
195 	struct smu_state_pcie_block                   pcie;
196 	struct smu_state_display_block                display;
197 	struct smu_state_memory_block                 memory;
198 	struct smu_state_software_algorithm_block     software;
199 	struct smu_uvd_clocks                         uvd_clocks;
200 	struct smu_hw_power_state                     hardware;
201 };
202 
203 enum smu_power_src_type {
204 	SMU_POWER_SOURCE_AC,
205 	SMU_POWER_SOURCE_DC,
206 	SMU_POWER_SOURCE_COUNT,
207 };
208 
209 enum smu_ppt_limit_type {
210 	SMU_DEFAULT_PPT_LIMIT = 0,
211 	SMU_FAST_PPT_LIMIT,
212 };
213 
214 enum smu_ppt_limit_level {
215 	SMU_PPT_LIMIT_MIN = -1,
216 	SMU_PPT_LIMIT_CURRENT,
217 	SMU_PPT_LIMIT_DEFAULT,
218 	SMU_PPT_LIMIT_MAX,
219 };
220 
221 enum smu_memory_pool_size {
222     SMU_MEMORY_POOL_SIZE_ZERO   = 0,
223     SMU_MEMORY_POOL_SIZE_256_MB = 0x10000000,
224     SMU_MEMORY_POOL_SIZE_512_MB = 0x20000000,
225     SMU_MEMORY_POOL_SIZE_1_GB   = 0x40000000,
226     SMU_MEMORY_POOL_SIZE_2_GB   = 0x80000000,
227 };
228 
229 struct smu_user_dpm_profile {
230 	uint32_t fan_mode;
231 	uint32_t power_limit;
232 	uint32_t fan_speed_pwm;
233 	uint32_t fan_speed_rpm;
234 	uint32_t flags;
235 	uint32_t user_od;
236 
237 	/* user clock state information */
238 	uint32_t clk_mask[SMU_CLK_COUNT];
239 	uint32_t clk_dependency;
240 };
241 
242 #define SMU_TABLE_INIT(tables, table_id, s, a, d)	\
243 	do {						\
244 		tables[table_id].size = s;		\
245 		tables[table_id].align = a;		\
246 		tables[table_id].domain = d;		\
247 	} while (0)
248 
249 struct smu_table {
250 	uint64_t size;
251 	uint32_t align;
252 	uint8_t domain;
253 	uint64_t mc_address;
254 	void *cpu_addr;
255 	struct amdgpu_bo *bo;
256 };
257 
258 enum smu_perf_level_designation {
259 	PERF_LEVEL_ACTIVITY,
260 	PERF_LEVEL_POWER_CONTAINMENT,
261 };
262 
263 struct smu_performance_level {
264 	uint32_t core_clock;
265 	uint32_t memory_clock;
266 	uint32_t vddc;
267 	uint32_t vddci;
268 	uint32_t non_local_mem_freq;
269 	uint32_t non_local_mem_width;
270 };
271 
272 struct smu_clock_info {
273 	uint32_t min_mem_clk;
274 	uint32_t max_mem_clk;
275 	uint32_t min_eng_clk;
276 	uint32_t max_eng_clk;
277 	uint32_t min_bus_bandwidth;
278 	uint32_t max_bus_bandwidth;
279 };
280 
281 struct smu_bios_boot_up_values {
282 	uint32_t			revision;
283 	uint32_t			gfxclk;
284 	uint32_t			uclk;
285 	uint32_t			socclk;
286 	uint32_t			dcefclk;
287 	uint32_t			eclk;
288 	uint32_t			vclk;
289 	uint32_t			dclk;
290 	uint16_t			vddc;
291 	uint16_t			vddci;
292 	uint16_t			mvddc;
293 	uint16_t			vdd_gfx;
294 	uint8_t				cooling_id;
295 	uint32_t			pp_table_id;
296 	uint32_t			format_revision;
297 	uint32_t			content_revision;
298 	uint32_t			fclk;
299 	uint32_t			lclk;
300 	uint32_t			firmware_caps;
301 };
302 
303 enum smu_table_id {
304 	SMU_TABLE_PPTABLE = 0,
305 	SMU_TABLE_WATERMARKS,
306 	SMU_TABLE_CUSTOM_DPM,
307 	SMU_TABLE_DPMCLOCKS,
308 	SMU_TABLE_AVFS,
309 	SMU_TABLE_AVFS_PSM_DEBUG,
310 	SMU_TABLE_AVFS_FUSE_OVERRIDE,
311 	SMU_TABLE_PMSTATUSLOG,
312 	SMU_TABLE_SMU_METRICS,
313 	SMU_TABLE_DRIVER_SMU_CONFIG,
314 	SMU_TABLE_ACTIVITY_MONITOR_COEFF,
315 	SMU_TABLE_OVERDRIVE,
316 	SMU_TABLE_I2C_COMMANDS,
317 	SMU_TABLE_PACE,
318 	SMU_TABLE_ECCINFO,
319 	SMU_TABLE_COMBO_PPTABLE,
320 	SMU_TABLE_COUNT,
321 };
322 
323 struct smu_table_context {
324 	void				*power_play_table;
325 	uint32_t			power_play_table_size;
326 	void				*hardcode_pptable;
327 	unsigned long			metrics_time;
328 	void				*metrics_table;
329 	void				*clocks_table;
330 	void				*watermarks_table;
331 
332 	void				*max_sustainable_clocks;
333 	struct smu_bios_boot_up_values	boot_values;
334 	void				*driver_pptable;
335 	void				*combo_pptable;
336 	void                            *ecc_table;
337 	void				*driver_smu_config_table;
338 	struct smu_table		tables[SMU_TABLE_COUNT];
339 	/*
340 	 * The driver table is just a staging buffer for
341 	 * uploading/downloading content from the SMU.
342 	 *
343 	 * And the table_id for SMU_MSG_TransferTableSmu2Dram/
344 	 * SMU_MSG_TransferTableDram2Smu instructs SMU
345 	 * which content driver is interested.
346 	 */
347 	struct smu_table		driver_table;
348 	struct smu_table		memory_pool;
349 	struct smu_table		dummy_read_1_table;
350 	uint8_t                         thermal_controller_type;
351 
352 	void				*overdrive_table;
353 	void                            *boot_overdrive_table;
354 	void				*user_overdrive_table;
355 
356 	uint32_t			gpu_metrics_table_size;
357 	void				*gpu_metrics_table;
358 };
359 
360 struct smu_dpm_context {
361 	uint32_t dpm_context_size;
362 	void *dpm_context;
363 	void *golden_dpm_context;
364 	enum amd_dpm_forced_level dpm_level;
365 	enum amd_dpm_forced_level saved_dpm_level;
366 	enum amd_dpm_forced_level requested_dpm_level;
367 	struct smu_power_state *dpm_request_power_state;
368 	struct smu_power_state *dpm_current_power_state;
369 	struct mclock_latency_table *mclk_latency_table;
370 };
371 
372 struct smu_power_gate {
373 	bool uvd_gated;
374 	bool vce_gated;
375 	atomic_t vcn_gated;
376 	atomic_t jpeg_gated;
377 };
378 
379 struct smu_power_context {
380 	void *power_context;
381 	uint32_t power_context_size;
382 	struct smu_power_gate power_gate;
383 };
384 
385 #define SMU_FEATURE_MAX	(64)
386 struct smu_feature {
387 	uint32_t feature_num;
388 	DECLARE_BITMAP(supported, SMU_FEATURE_MAX);
389 	DECLARE_BITMAP(allowed, SMU_FEATURE_MAX);
390 };
391 
392 struct smu_clocks {
393 	uint32_t engine_clock;
394 	uint32_t memory_clock;
395 	uint32_t bus_bandwidth;
396 	uint32_t engine_clock_in_sr;
397 	uint32_t dcef_clock;
398 	uint32_t dcef_clock_in_sr;
399 };
400 
401 #define MAX_REGULAR_DPM_NUM 16
402 struct mclk_latency_entries {
403 	uint32_t  frequency;
404 	uint32_t  latency;
405 };
406 struct mclock_latency_table {
407 	uint32_t  count;
408 	struct mclk_latency_entries  entries[MAX_REGULAR_DPM_NUM];
409 };
410 
411 enum smu_reset_mode {
412     SMU_RESET_MODE_0,
413     SMU_RESET_MODE_1,
414     SMU_RESET_MODE_2,
415 };
416 
417 enum smu_baco_state {
418 	SMU_BACO_STATE_ENTER = 0,
419 	SMU_BACO_STATE_EXIT,
420 };
421 
422 struct smu_baco_context {
423 	uint32_t state;
424 	bool platform_support;
425 	bool maco_support;
426 };
427 
428 struct smu_freq_info {
429 	uint32_t min;
430 	uint32_t max;
431 	uint32_t freq_level;
432 };
433 
434 struct pstates_clk_freq {
435 	uint32_t			min;
436 	uint32_t			standard;
437 	uint32_t			peak;
438 	struct smu_freq_info		custom;
439 	struct smu_freq_info		curr;
440 };
441 
442 struct smu_umd_pstate_table {
443 	struct pstates_clk_freq		gfxclk_pstate;
444 	struct pstates_clk_freq		socclk_pstate;
445 	struct pstates_clk_freq		uclk_pstate;
446 	struct pstates_clk_freq		vclk_pstate;
447 	struct pstates_clk_freq		dclk_pstate;
448 	struct pstates_clk_freq		fclk_pstate;
449 };
450 
451 struct cmn2asic_msg_mapping {
452 	int	valid_mapping;
453 	int	map_to;
454 	int	valid_in_vf;
455 };
456 
457 struct cmn2asic_mapping {
458 	int	valid_mapping;
459 	int	map_to;
460 };
461 
462 struct stb_context {
463 	uint32_t stb_buf_size;
464 	bool enabled;
465 	spinlock_t lock;
466 };
467 
468 #define WORKLOAD_POLICY_MAX 7
469 
470 struct smu_context {
471 	struct amdgpu_device            *adev;
472 	struct amdgpu_irq_src		irq_source;
473 
474 	const struct pptable_funcs	*ppt_funcs;
475 	const struct cmn2asic_msg_mapping	*message_map;
476 	const struct cmn2asic_mapping	*clock_map;
477 	const struct cmn2asic_mapping	*feature_map;
478 	const struct cmn2asic_mapping	*table_map;
479 	const struct cmn2asic_mapping	*pwr_src_map;
480 	const struct cmn2asic_mapping	*workload_map;
481 	struct mutex			message_lock;
482 	uint64_t pool_size;
483 
484 	struct smu_table_context	smu_table;
485 	struct smu_dpm_context		smu_dpm;
486 	struct smu_power_context	smu_power;
487 	struct smu_feature		smu_feature;
488 	struct amd_pp_display_configuration  *display_config;
489 	struct smu_baco_context		smu_baco;
490 	struct smu_temperature_range	thermal_range;
491 	void *od_settings;
492 
493 	struct smu_umd_pstate_table	pstate_table;
494 	uint32_t pstate_sclk;
495 	uint32_t pstate_mclk;
496 
497 	bool od_enabled;
498 	uint32_t current_power_limit;
499 	uint32_t default_power_limit;
500 	uint32_t max_power_limit;
501 
502 	/* soft pptable */
503 	uint32_t ppt_offset_bytes;
504 	uint32_t ppt_size_bytes;
505 	uint8_t  *ppt_start_addr;
506 
507 	bool support_power_containment;
508 	bool disable_watermark;
509 
510 #define WATERMARKS_EXIST	(1 << 0)
511 #define WATERMARKS_LOADED	(1 << 1)
512 	uint32_t watermarks_bitmap;
513 	uint32_t hard_min_uclk_req_from_dal;
514 	bool disable_uclk_switch;
515 
516 	uint32_t workload_mask;
517 	uint32_t workload_prority[WORKLOAD_POLICY_MAX];
518 	uint32_t workload_setting[WORKLOAD_POLICY_MAX];
519 	uint32_t power_profile_mode;
520 	uint32_t default_power_profile_mode;
521 	bool pm_enabled;
522 	bool is_apu;
523 
524 	uint32_t smc_driver_if_version;
525 	uint32_t smc_fw_if_version;
526 	uint32_t smc_fw_version;
527 
528 	bool uploading_custom_pp_table;
529 	bool dc_controlled_by_gpio;
530 
531 	struct work_struct throttling_logging_work;
532 	atomic64_t throttle_int_counter;
533 	struct work_struct interrupt_work;
534 
535 	unsigned fan_max_rpm;
536 	unsigned manual_fan_speed_pwm;
537 
538 	uint32_t gfx_default_hard_min_freq;
539 	uint32_t gfx_default_soft_max_freq;
540 	uint32_t gfx_actual_hard_min_freq;
541 	uint32_t gfx_actual_soft_max_freq;
542 
543 	/* APU only */
544 	uint32_t cpu_default_soft_min_freq;
545 	uint32_t cpu_default_soft_max_freq;
546 	uint32_t cpu_actual_soft_min_freq;
547 	uint32_t cpu_actual_soft_max_freq;
548 	uint32_t cpu_core_id_select;
549 	uint16_t cpu_core_num;
550 
551 	struct smu_user_dpm_profile user_dpm_profile;
552 
553 	struct stb_context stb_context;
554 
555 	struct firmware pptable_firmware;
556 
557 	u32 param_reg;
558 	u32 msg_reg;
559 	u32 resp_reg;
560 
561 	u32 debug_param_reg;
562 	u32 debug_msg_reg;
563 	u32 debug_resp_reg;
564 
565 	struct delayed_work		swctf_delayed_work;
566 };
567 
568 struct i2c_adapter;
569 
570 /**
571  * struct pptable_funcs - Callbacks used to interact with the SMU.
572  */
573 struct pptable_funcs {
574 	/**
575 	 * @run_btc: Calibrate voltage/frequency curve to fit the system's
576 	 *           power delivery and voltage margins. Required for adaptive
577 	 *           voltage frequency scaling (AVFS).
578 	 */
579 	int (*run_btc)(struct smu_context *smu);
580 
581 	/**
582 	 * @get_allowed_feature_mask: Get allowed feature mask.
583 	 * &feature_mask: Array to store feature mask.
584 	 * &num: Elements in &feature_mask.
585 	 */
586 	int (*get_allowed_feature_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
587 
588 	/**
589 	 * @get_current_power_state: Get the current power state.
590 	 *
591 	 * Return: Current power state on success, negative errno on failure.
592 	 */
593 	enum amd_pm_state_type (*get_current_power_state)(struct smu_context *smu);
594 
595 	/**
596 	 * @set_default_dpm_table: Retrieve the default overdrive settings from
597 	 *                         the SMU.
598 	 */
599 	int (*set_default_dpm_table)(struct smu_context *smu);
600 
601 	int (*set_power_state)(struct smu_context *smu);
602 
603 	/**
604 	 * @populate_umd_state_clk: Populate the UMD power state table with
605 	 *                          defaults.
606 	 */
607 	int (*populate_umd_state_clk)(struct smu_context *smu);
608 
609 	/**
610 	 * @print_clk_levels: Print DPM clock levels for a clock domain
611 	 *                    to buffer. Star current level.
612 	 *
613 	 * Used for sysfs interfaces.
614 	 * Return: Number of characters written to the buffer
615 	 */
616 	int (*print_clk_levels)(struct smu_context *smu, enum smu_clk_type clk_type, char *buf);
617 
618 	/**
619 	 * @emit_clk_levels: Print DPM clock levels for a clock domain
620 	 *                    to buffer using sysfs_emit_at. Star current level.
621 	 *
622 	 * Used for sysfs interfaces.
623 	 * &buf: sysfs buffer
624 	 * &offset: offset within buffer to start printing, which is updated by the
625 	 * function.
626 	 *
627 	 * Return: 0 on Success or Negative to indicate an error occurred.
628 	 */
629 	int (*emit_clk_levels)(struct smu_context *smu, enum smu_clk_type clk_type, char *buf, int *offset);
630 
631 	/**
632 	 * @force_clk_levels: Set a range of allowed DPM levels for a clock
633 	 *                    domain.
634 	 * &clk_type: Clock domain.
635 	 * &mask: Range of allowed DPM levels.
636 	 */
637 	int (*force_clk_levels)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t mask);
638 
639 	/**
640 	 * @od_edit_dpm_table: Edit the custom overdrive DPM table.
641 	 * &type: Type of edit.
642 	 * &input: Edit parameters.
643 	 * &size: Size of &input.
644 	 */
645 	int (*od_edit_dpm_table)(struct smu_context *smu,
646 				 enum PP_OD_DPM_TABLE_COMMAND type,
647 				 long *input, uint32_t size);
648 
649 	/**
650 	 * @restore_user_od_settings: Restore the user customized
651 	 *                            OD settings on S3/S4/Runpm resume.
652 	 */
653 	int (*restore_user_od_settings)(struct smu_context *smu);
654 
655 	/**
656 	 * @get_clock_by_type_with_latency: Get the speed and latency of a clock
657 	 *                                  domain.
658 	 */
659 	int (*get_clock_by_type_with_latency)(struct smu_context *smu,
660 					      enum smu_clk_type clk_type,
661 					      struct
662 					      pp_clock_levels_with_latency
663 					      *clocks);
664 	/**
665 	 * @get_clock_by_type_with_voltage: Get the speed and voltage of a clock
666 	 *                                  domain.
667 	 */
668 	int (*get_clock_by_type_with_voltage)(struct smu_context *smu,
669 					      enum amd_pp_clock_type type,
670 					      struct
671 					      pp_clock_levels_with_voltage
672 					      *clocks);
673 
674 	/**
675 	 * @get_power_profile_mode: Print all power profile modes to
676 	 *                          buffer. Star current mode.
677 	 */
678 	int (*get_power_profile_mode)(struct smu_context *smu, char *buf);
679 
680 	/**
681 	 * @set_power_profile_mode: Set a power profile mode. Also used to
682 	 *                          create/set custom power profile modes.
683 	 * &input: Power profile mode parameters.
684 	 * &size: Size of &input.
685 	 */
686 	int (*set_power_profile_mode)(struct smu_context *smu, long *input, uint32_t size);
687 
688 	/**
689 	 * @dpm_set_vcn_enable: Enable/disable VCN engine dynamic power
690 	 *                      management.
691 	 */
692 	int (*dpm_set_vcn_enable)(struct smu_context *smu, bool enable);
693 
694 	/**
695 	 * @dpm_set_jpeg_enable: Enable/disable JPEG engine dynamic power
696 	 *                       management.
697 	 */
698 	int (*dpm_set_jpeg_enable)(struct smu_context *smu, bool enable);
699 
700 	/**
701 	 * @set_gfx_power_up_by_imu: Enable GFX engine with IMU
702 	 */
703 	int (*set_gfx_power_up_by_imu)(struct smu_context *smu);
704 
705 	/**
706 	 * @read_sensor: Read data from a sensor.
707 	 * &sensor: Sensor to read data from.
708 	 * &data: Sensor reading.
709 	 * &size: Size of &data.
710 	 */
711 	int (*read_sensor)(struct smu_context *smu, enum amd_pp_sensors sensor,
712 			   void *data, uint32_t *size);
713 
714 	/**
715 	 * @get_apu_thermal_limit: get apu core limit from smu
716 	 * &limit: current limit temperature in millidegrees Celsius
717 	 */
718 	int (*get_apu_thermal_limit)(struct smu_context *smu, uint32_t *limit);
719 
720 	/**
721 	 * @set_apu_thermal_limit: update all controllers with new limit
722 	 * &limit: limit temperature to be setted, in millidegrees Celsius
723 	 */
724 	int (*set_apu_thermal_limit)(struct smu_context *smu, uint32_t limit);
725 
726 	/**
727 	 * @pre_display_config_changed: Prepare GPU for a display configuration
728 	 *                              change.
729 	 *
730 	 * Disable display tracking and pin memory clock speed to maximum. Used
731 	 * in display component synchronization.
732 	 */
733 	int (*pre_display_config_changed)(struct smu_context *smu);
734 
735 	/**
736 	 * @display_config_changed: Notify the SMU of the current display
737 	 *                          configuration.
738 	 *
739 	 * Allows SMU to properly track blanking periods for memory clock
740 	 * adjustment. Used in display component synchronization.
741 	 */
742 	int (*display_config_changed)(struct smu_context *smu);
743 
744 	int (*apply_clocks_adjust_rules)(struct smu_context *smu);
745 
746 	/**
747 	 * @notify_smc_display_config: Applies display requirements to the
748 	 *                             current power state.
749 	 *
750 	 * Optimize deep sleep DCEFclk and mclk for the current display
751 	 * configuration. Used in display component synchronization.
752 	 */
753 	int (*notify_smc_display_config)(struct smu_context *smu);
754 
755 	/**
756 	 * @is_dpm_running: Check if DPM is running.
757 	 *
758 	 * Return: True if DPM is running, false otherwise.
759 	 */
760 	bool (*is_dpm_running)(struct smu_context *smu);
761 
762 	/**
763 	 * @get_fan_speed_pwm: Get the current fan speed in PWM.
764 	 */
765 	int (*get_fan_speed_pwm)(struct smu_context *smu, uint32_t *speed);
766 
767 	/**
768 	 * @get_fan_speed_rpm: Get the current fan speed in rpm.
769 	 */
770 	int (*get_fan_speed_rpm)(struct smu_context *smu, uint32_t *speed);
771 
772 	/**
773 	 * @set_watermarks_table: Configure and upload the watermarks tables to
774 	 *                        the SMU.
775 	 */
776 	int (*set_watermarks_table)(struct smu_context *smu,
777 				    struct pp_smu_wm_range_sets *clock_ranges);
778 
779 	/**
780 	 * @get_thermal_temperature_range: Get safe thermal limits in Celcius.
781 	 */
782 	int (*get_thermal_temperature_range)(struct smu_context *smu, struct smu_temperature_range *range);
783 
784 	/**
785 	 * @get_uclk_dpm_states: Get memory clock DPM levels in kHz.
786 	 * &clocks_in_khz: Array of DPM levels.
787 	 * &num_states: Elements in &clocks_in_khz.
788 	 */
789 	int (*get_uclk_dpm_states)(struct smu_context *smu, uint32_t *clocks_in_khz, uint32_t *num_states);
790 
791 	/**
792 	 * @set_default_od_settings: Set the overdrive tables to defaults.
793 	 */
794 	int (*set_default_od_settings)(struct smu_context *smu);
795 
796 	/**
797 	 * @set_performance_level: Set a performance level.
798 	 */
799 	int (*set_performance_level)(struct smu_context *smu, enum amd_dpm_forced_level level);
800 
801 	/**
802 	 * @display_disable_memory_clock_switch: Enable/disable dynamic memory
803 	 *                                       clock switching.
804 	 *
805 	 * Disabling this feature forces memory clock speed to maximum.
806 	 * Enabling sets the minimum memory clock capable of driving the
807 	 * current display configuration.
808 	 */
809 	int (*display_disable_memory_clock_switch)(struct smu_context *smu, bool disable_memory_clock_switch);
810 
811 	/**
812 	 * @dump_pptable: Print the power play table to the system log.
813 	 */
814 	void (*dump_pptable)(struct smu_context *smu);
815 
816 	/**
817 	 * @get_power_limit: Get the device's power limits.
818 	 */
819 	int (*get_power_limit)(struct smu_context *smu,
820 			       uint32_t *current_power_limit,
821 			       uint32_t *default_power_limit,
822 			       uint32_t *max_power_limit);
823 
824 	/**
825 	 * @get_ppt_limit: Get the device's ppt limits.
826 	 */
827 	int (*get_ppt_limit)(struct smu_context *smu, uint32_t *ppt_limit,
828 			enum smu_ppt_limit_type limit_type, enum smu_ppt_limit_level limit_level);
829 
830 	/**
831 	 * @set_df_cstate: Set data fabric cstate.
832 	 */
833 	int (*set_df_cstate)(struct smu_context *smu, enum pp_df_cstate state);
834 
835 	/**
836 	 * @allow_xgmi_power_down: Enable/disable external global memory
837 	 *                         interconnect power down.
838 	 */
839 	int (*allow_xgmi_power_down)(struct smu_context *smu, bool en);
840 
841 	/**
842 	 * @update_pcie_parameters: Update and upload the system's PCIe
843 	 *                          capabilites to the SMU.
844 	 * &pcie_gen_cap: Maximum allowed PCIe generation.
845 	 * &pcie_width_cap: Maximum allowed PCIe width.
846 	 */
847 	int (*update_pcie_parameters)(struct smu_context *smu, uint32_t pcie_gen_cap, uint32_t pcie_width_cap);
848 
849 	/**
850 	 * @i2c_init: Initialize i2c.
851 	 *
852 	 * The i2c bus is used internally by the SMU voltage regulators and
853 	 * other devices. The i2c's EEPROM also stores bad page tables on boards
854 	 * with ECC.
855 	 */
856 	int (*i2c_init)(struct smu_context *smu);
857 
858 	/**
859 	 * @i2c_fini: Tear down i2c.
860 	 */
861 	void (*i2c_fini)(struct smu_context *smu);
862 
863 	/**
864 	 * @get_unique_id: Get the GPU's unique id. Used for asset tracking.
865 	 */
866 	void (*get_unique_id)(struct smu_context *smu);
867 
868 	/**
869 	 * @get_dpm_clock_table: Get a copy of the DPM clock table.
870 	 *
871 	 * Used by display component in bandwidth and watermark calculations.
872 	 */
873 	int (*get_dpm_clock_table)(struct smu_context *smu, struct dpm_clocks *clock_table);
874 
875 	/**
876 	 * @init_microcode: Request the SMU's firmware from the kernel.
877 	 */
878 	int (*init_microcode)(struct smu_context *smu);
879 
880 	/**
881 	 * @load_microcode: Load firmware onto the SMU.
882 	 */
883 	int (*load_microcode)(struct smu_context *smu);
884 
885 	/**
886 	 * @fini_microcode: Release the SMU's firmware.
887 	 */
888 	void (*fini_microcode)(struct smu_context *smu);
889 
890 	/**
891 	 * @init_smc_tables: Initialize the SMU tables.
892 	 */
893 	int (*init_smc_tables)(struct smu_context *smu);
894 
895 	/**
896 	 * @fini_smc_tables: Release the SMU tables.
897 	 */
898 	int (*fini_smc_tables)(struct smu_context *smu);
899 
900 	/**
901 	 * @init_power: Initialize the power gate table context.
902 	 */
903 	int (*init_power)(struct smu_context *smu);
904 
905 	/**
906 	 * @fini_power: Release the power gate table context.
907 	 */
908 	int (*fini_power)(struct smu_context *smu);
909 
910 	/**
911 	 * @check_fw_status: Check the SMU's firmware status.
912 	 *
913 	 * Return: Zero if check passes, negative errno on failure.
914 	 */
915 	int (*check_fw_status)(struct smu_context *smu);
916 
917 	/**
918 	 * @set_mp1_state: put SMU into a correct state for comming
919 	 *                 resume from runpm or gpu reset.
920 	 */
921 	int (*set_mp1_state)(struct smu_context *smu,
922 			     enum pp_mp1_state mp1_state);
923 
924 	/**
925 	 * @setup_pptable: Initialize the power play table and populate it with
926 	 *                 default values.
927 	 */
928 	int (*setup_pptable)(struct smu_context *smu);
929 
930 	/**
931 	 * @get_vbios_bootup_values: Get default boot values from the VBIOS.
932 	 */
933 	int (*get_vbios_bootup_values)(struct smu_context *smu);
934 
935 	/**
936 	 * @check_fw_version: Print driver and SMU interface versions to the
937 	 *                    system log.
938 	 *
939 	 * Interface mismatch is not a critical failure.
940 	 */
941 	int (*check_fw_version)(struct smu_context *smu);
942 
943 	/**
944 	 * @powergate_sdma: Power up/down system direct memory access.
945 	 */
946 	int (*powergate_sdma)(struct smu_context *smu, bool gate);
947 
948 	/**
949 	 * @set_gfx_cgpg: Enable/disable graphics engine course grain power
950 	 *                gating.
951 	 */
952 	int (*set_gfx_cgpg)(struct smu_context *smu, bool enable);
953 
954 	/**
955 	 * @write_pptable: Write the power play table to the SMU.
956 	 */
957 	int (*write_pptable)(struct smu_context *smu);
958 
959 	/**
960 	 * @set_driver_table_location: Send the location of the driver table to
961 	 *                             the SMU.
962 	 */
963 	int (*set_driver_table_location)(struct smu_context *smu);
964 
965 	/**
966 	 * @set_tool_table_location: Send the location of the tool table to the
967 	 *                           SMU.
968 	 */
969 	int (*set_tool_table_location)(struct smu_context *smu);
970 
971 	/**
972 	 * @notify_memory_pool_location: Send the location of the memory pool to
973 	 *                               the SMU.
974 	 */
975 	int (*notify_memory_pool_location)(struct smu_context *smu);
976 
977 	/**
978 	 * @system_features_control: Enable/disable all SMU features.
979 	 */
980 	int (*system_features_control)(struct smu_context *smu, bool en);
981 
982 	/**
983 	 * @send_smc_msg_with_param: Send a message with a parameter to the SMU.
984 	 * &msg: Type of message.
985 	 * &param: Message parameter.
986 	 * &read_arg: SMU response (optional).
987 	 */
988 	int (*send_smc_msg_with_param)(struct smu_context *smu,
989 				       enum smu_message_type msg, uint32_t param, uint32_t *read_arg);
990 
991 	/**
992 	 * @send_smc_msg: Send a message to the SMU.
993 	 * &msg: Type of message.
994 	 * &read_arg: SMU response (optional).
995 	 */
996 	int (*send_smc_msg)(struct smu_context *smu,
997 			    enum smu_message_type msg,
998 			    uint32_t *read_arg);
999 
1000 	/**
1001 	 * @init_display_count: Notify the SMU of the number of display
1002 	 *                      components in current display configuration.
1003 	 */
1004 	int (*init_display_count)(struct smu_context *smu, uint32_t count);
1005 
1006 	/**
1007 	 * @set_allowed_mask: Notify the SMU of the features currently allowed
1008 	 *                    by the driver.
1009 	 */
1010 	int (*set_allowed_mask)(struct smu_context *smu);
1011 
1012 	/**
1013 	 * @get_enabled_mask: Get a mask of features that are currently enabled
1014 	 *                    on the SMU.
1015 	 * &feature_mask: Enabled feature mask.
1016 	 */
1017 	int (*get_enabled_mask)(struct smu_context *smu, uint64_t *feature_mask);
1018 
1019 	/**
1020 	 * @feature_is_enabled: Test if a feature is enabled.
1021 	 *
1022 	 * Return: One if enabled, zero if disabled.
1023 	 */
1024 	int (*feature_is_enabled)(struct smu_context *smu, enum smu_feature_mask mask);
1025 
1026 	/**
1027 	 * @disable_all_features_with_exception: Disable all features with
1028 	 *                                       exception to those in &mask.
1029 	 */
1030 	int (*disable_all_features_with_exception)(struct smu_context *smu,
1031 						   enum smu_feature_mask mask);
1032 
1033 	/**
1034 	 * @notify_display_change: General interface call to let SMU know about DC change
1035 	 */
1036 	int (*notify_display_change)(struct smu_context *smu);
1037 
1038 	/**
1039 	 * @set_power_limit: Set power limit in watts.
1040 	 */
1041 	int (*set_power_limit)(struct smu_context *smu,
1042 			       enum smu_ppt_limit_type limit_type,
1043 			       uint32_t limit);
1044 
1045 	/**
1046 	 * @init_max_sustainable_clocks: Populate max sustainable clock speed
1047 	 *                               table with values from the SMU.
1048 	 */
1049 	int (*init_max_sustainable_clocks)(struct smu_context *smu);
1050 
1051 	/**
1052 	 * @enable_thermal_alert: Enable thermal alert interrupts.
1053 	 */
1054 	int (*enable_thermal_alert)(struct smu_context *smu);
1055 
1056 	/**
1057 	 * @disable_thermal_alert: Disable thermal alert interrupts.
1058 	 */
1059 	int (*disable_thermal_alert)(struct smu_context *smu);
1060 
1061 	/**
1062 	 * @set_min_dcef_deep_sleep: Set a minimum display fabric deep sleep
1063 	 *                           clock speed in MHz.
1064 	 */
1065 	int (*set_min_dcef_deep_sleep)(struct smu_context *smu, uint32_t clk);
1066 
1067 	/**
1068 	 * @display_clock_voltage_request: Set a hard minimum frequency
1069 	 * for a clock domain.
1070 	 */
1071 	int (*display_clock_voltage_request)(struct smu_context *smu, struct
1072 					     pp_display_clock_request
1073 					     *clock_req);
1074 
1075 	/**
1076 	 * @get_fan_control_mode: Get the current fan control mode.
1077 	 */
1078 	uint32_t (*get_fan_control_mode)(struct smu_context *smu);
1079 
1080 	/**
1081 	 * @set_fan_control_mode: Set the fan control mode.
1082 	 */
1083 	int (*set_fan_control_mode)(struct smu_context *smu, uint32_t mode);
1084 
1085 	/**
1086 	 * @set_fan_speed_pwm: Set a static fan speed in PWM.
1087 	 */
1088 	int (*set_fan_speed_pwm)(struct smu_context *smu, uint32_t speed);
1089 
1090 	/**
1091 	 * @set_fan_speed_rpm: Set a static fan speed in rpm.
1092 	 */
1093 	int (*set_fan_speed_rpm)(struct smu_context *smu, uint32_t speed);
1094 
1095 	/**
1096 	 * @set_xgmi_pstate: Set inter-chip global memory interconnect pstate.
1097 	 * &pstate: Pstate to set. D0 if Nonzero, D3 otherwise.
1098 	 */
1099 	int (*set_xgmi_pstate)(struct smu_context *smu, uint32_t pstate);
1100 
1101 	/**
1102 	 * @gfx_off_control: Enable/disable graphics engine poweroff.
1103 	 */
1104 	int (*gfx_off_control)(struct smu_context *smu, bool enable);
1105 
1106 
1107 	/**
1108 	 * @get_gfx_off_status: Get graphics engine poweroff status.
1109 	 *
1110 	 * Return:
1111 	 * 0 - GFXOFF(default).
1112 	 * 1 - Transition out of GFX State.
1113 	 * 2 - Not in GFXOFF.
1114 	 * 3 - Transition into GFXOFF.
1115 	 */
1116 	uint32_t (*get_gfx_off_status)(struct smu_context *smu);
1117 
1118 	/**
1119 	 * @gfx_off_entrycount: total GFXOFF entry count at the time of
1120 	 * query since system power-up
1121 	 */
1122 	u32 (*get_gfx_off_entrycount)(struct smu_context *smu, uint64_t *entrycount);
1123 
1124 	/**
1125 	 * @set_gfx_off_residency: set 1 to start logging, 0 to stop logging
1126 	 */
1127 	u32 (*set_gfx_off_residency)(struct smu_context *smu, bool start);
1128 
1129 	/**
1130 	 * @get_gfx_off_residency: Average GFXOFF residency % during the logging interval
1131 	 */
1132 	u32 (*get_gfx_off_residency)(struct smu_context *smu, uint32_t *residency);
1133 
1134 	/**
1135 	 * @register_irq_handler: Register interupt request handlers.
1136 	 */
1137 	int (*register_irq_handler)(struct smu_context *smu);
1138 
1139 	/**
1140 	 * @set_azalia_d3_pme: Wake the audio decode engine from d3 sleep.
1141 	 */
1142 	int (*set_azalia_d3_pme)(struct smu_context *smu);
1143 
1144 	/**
1145 	 * @get_max_sustainable_clocks_by_dc: Get a copy of the max sustainable
1146 	 *                                    clock speeds table.
1147 	 *
1148 	 * Provides a way for the display component (DC) to get the max
1149 	 * sustainable clocks from the SMU.
1150 	 */
1151 	int (*get_max_sustainable_clocks_by_dc)(struct smu_context *smu, struct pp_smu_nv_clock_table *max_clocks);
1152 
1153 	/**
1154 	 * @baco_is_support: Check if GPU supports BACO (Bus Active, Chip Off).
1155 	 */
1156 	bool (*baco_is_support)(struct smu_context *smu);
1157 
1158 	/**
1159 	 * @baco_get_state: Get the current BACO state.
1160 	 *
1161 	 * Return: Current BACO state.
1162 	 */
1163 	enum smu_baco_state (*baco_get_state)(struct smu_context *smu);
1164 
1165 	/**
1166 	 * @baco_set_state: Enter/exit BACO.
1167 	 */
1168 	int (*baco_set_state)(struct smu_context *smu, enum smu_baco_state state);
1169 
1170 	/**
1171 	 * @baco_enter: Enter BACO.
1172 	 */
1173 	int (*baco_enter)(struct smu_context *smu);
1174 
1175 	/**
1176 	 * @baco_exit: Exit Baco.
1177 	 */
1178 	int (*baco_exit)(struct smu_context *smu);
1179 
1180 	/**
1181 	 * @mode1_reset_is_support: Check if GPU supports mode1 reset.
1182 	 */
1183 	bool (*mode1_reset_is_support)(struct smu_context *smu);
1184 	/**
1185 	 * @mode2_reset_is_support: Check if GPU supports mode2 reset.
1186 	 */
1187 	bool (*mode2_reset_is_support)(struct smu_context *smu);
1188 
1189 	/**
1190 	 * @mode1_reset: Perform mode1 reset.
1191 	 *
1192 	 * Complete GPU reset.
1193 	 */
1194 	int (*mode1_reset)(struct smu_context *smu);
1195 
1196 	/**
1197 	 * @mode2_reset: Perform mode2 reset.
1198 	 *
1199 	 * Mode2 reset generally does not reset as many IPs as mode1 reset. The
1200 	 * IPs reset varies by asic.
1201 	 */
1202 	int (*mode2_reset)(struct smu_context *smu);
1203 	/* for gfx feature enablement after mode2 reset */
1204 	int (*enable_gfx_features)(struct smu_context *smu);
1205 
1206 	/**
1207 	 * @get_dpm_ultimate_freq: Get the hard frequency range of a clock
1208 	 *                         domain in MHz.
1209 	 */
1210 	int (*get_dpm_ultimate_freq)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t *min, uint32_t *max);
1211 
1212 	/**
1213 	 * @set_soft_freq_limited_range: Set the soft frequency range of a clock
1214 	 *                               domain in MHz.
1215 	 */
1216 	int (*set_soft_freq_limited_range)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t min, uint32_t max);
1217 
1218 	/**
1219 	 * @set_power_source: Notify the SMU of the current power source.
1220 	 */
1221 	int (*set_power_source)(struct smu_context *smu, enum smu_power_src_type power_src);
1222 
1223 	/**
1224 	 * @log_thermal_throttling_event: Print a thermal throttling warning to
1225 	 *                                the system's log.
1226 	 */
1227 	void (*log_thermal_throttling_event)(struct smu_context *smu);
1228 
1229 	/**
1230 	 * @get_pp_feature_mask: Print a human readable table of enabled
1231 	 *                       features to buffer.
1232 	 */
1233 	size_t (*get_pp_feature_mask)(struct smu_context *smu, char *buf);
1234 
1235 	/**
1236 	 * @set_pp_feature_mask: Request the SMU enable/disable features to
1237 	 *                       match those enabled in &new_mask.
1238 	 */
1239 	int (*set_pp_feature_mask)(struct smu_context *smu, uint64_t new_mask);
1240 
1241 	/**
1242 	 * @get_gpu_metrics: Get a copy of the GPU metrics table from the SMU.
1243 	 *
1244 	 * Return: Size of &table
1245 	 */
1246 	ssize_t (*get_gpu_metrics)(struct smu_context *smu, void **table);
1247 
1248 	/**
1249 	 * @enable_mgpu_fan_boost: Enable multi-GPU fan boost.
1250 	 */
1251 	int (*enable_mgpu_fan_boost)(struct smu_context *smu);
1252 
1253 	/**
1254 	 * @gfx_ulv_control: Enable/disable ultra low voltage.
1255 	 */
1256 	int (*gfx_ulv_control)(struct smu_context *smu, bool enablement);
1257 
1258 	/**
1259 	 * @deep_sleep_control: Enable/disable deep sleep.
1260 	 */
1261 	int (*deep_sleep_control)(struct smu_context *smu, bool enablement);
1262 
1263 	/**
1264 	 * @get_fan_parameters: Get fan parameters.
1265 	 *
1266 	 * Get maximum fan speed from the power play table.
1267 	 */
1268 	int (*get_fan_parameters)(struct smu_context *smu);
1269 
1270 	/**
1271 	 * @post_init: Helper function for asic specific workarounds.
1272 	 */
1273 	int (*post_init)(struct smu_context *smu);
1274 
1275 	/**
1276 	 * @interrupt_work: Work task scheduled from SMU interrupt handler.
1277 	 */
1278 	void (*interrupt_work)(struct smu_context *smu);
1279 
1280 	/**
1281 	 * @gpo_control: Enable/disable graphics power optimization if supported.
1282 	 */
1283 	int (*gpo_control)(struct smu_context *smu, bool enablement);
1284 
1285 	/**
1286 	 * @gfx_state_change_set: Send the current graphics state to the SMU.
1287 	 */
1288 	int (*gfx_state_change_set)(struct smu_context *smu, uint32_t state);
1289 
1290 	/**
1291 	 * @set_fine_grain_gfx_freq_parameters: Set fine grain graphics clock
1292 	 *                                      parameters to defaults.
1293 	 */
1294 	int (*set_fine_grain_gfx_freq_parameters)(struct smu_context *smu);
1295 
1296 	/**
1297 	 * @smu_handle_passthrough_sbr:  Send message to SMU about special handling for SBR.
1298 	 */
1299 	int (*smu_handle_passthrough_sbr)(struct smu_context *smu, bool enable);
1300 
1301 	/**
1302 	 * @wait_for_event:  Wait for events from SMU.
1303 	 */
1304 	int (*wait_for_event)(struct smu_context *smu,
1305 			      enum smu_event_type event, uint64_t event_arg);
1306 
1307 	/**
1308 	 * @sned_hbm_bad_pages_num:  message SMU to update bad page number
1309 	 *										of SMUBUS table.
1310 	 */
1311 	int (*send_hbm_bad_pages_num)(struct smu_context *smu, uint32_t size);
1312 
1313 	/**
1314 	 * @get_ecc_table:  message SMU to get ECC INFO table.
1315 	 */
1316 	ssize_t (*get_ecc_info)(struct smu_context *smu, void *table);
1317 
1318 
1319 	/**
1320 	 * @stb_collect_info: Collects Smart Trace Buffers data.
1321 	 */
1322 	int (*stb_collect_info)(struct smu_context *smu, void *buf, uint32_t size);
1323 
1324 	/**
1325 	 * @get_default_config_table_settings: Get the ASIC default DriverSmuConfig table settings.
1326 	 */
1327 	int (*get_default_config_table_settings)(struct smu_context *smu, struct config_table_setting *table);
1328 
1329 	/**
1330 	 * @set_config_table: Apply the input DriverSmuConfig table settings.
1331 	 */
1332 	int (*set_config_table)(struct smu_context *smu, struct config_table_setting *table);
1333 
1334 	/**
1335 	 * @sned_hbm_bad_channel_flag:  message SMU to update bad channel info
1336 	 *										of SMUBUS table.
1337 	 */
1338 	int (*send_hbm_bad_channel_flag)(struct smu_context *smu, uint32_t size);
1339 
1340 	/**
1341 	 * @init_pptable_microcode: Prepare the pptable microcode to upload via PSP
1342 	 */
1343 	int (*init_pptable_microcode)(struct smu_context *smu);
1344 };
1345 
1346 typedef enum {
1347 	METRICS_CURR_GFXCLK,
1348 	METRICS_CURR_SOCCLK,
1349 	METRICS_CURR_UCLK,
1350 	METRICS_CURR_VCLK,
1351 	METRICS_CURR_VCLK1,
1352 	METRICS_CURR_DCLK,
1353 	METRICS_CURR_DCLK1,
1354 	METRICS_CURR_FCLK,
1355 	METRICS_CURR_DCEFCLK,
1356 	METRICS_AVERAGE_CPUCLK,
1357 	METRICS_AVERAGE_GFXCLK,
1358 	METRICS_AVERAGE_SOCCLK,
1359 	METRICS_AVERAGE_FCLK,
1360 	METRICS_AVERAGE_UCLK,
1361 	METRICS_AVERAGE_VCLK,
1362 	METRICS_AVERAGE_DCLK,
1363 	METRICS_AVERAGE_VCLK1,
1364 	METRICS_AVERAGE_DCLK1,
1365 	METRICS_AVERAGE_GFXACTIVITY,
1366 	METRICS_AVERAGE_MEMACTIVITY,
1367 	METRICS_AVERAGE_VCNACTIVITY,
1368 	METRICS_AVERAGE_SOCKETPOWER,
1369 	METRICS_TEMPERATURE_EDGE,
1370 	METRICS_TEMPERATURE_HOTSPOT,
1371 	METRICS_TEMPERATURE_MEM,
1372 	METRICS_TEMPERATURE_VRGFX,
1373 	METRICS_TEMPERATURE_VRSOC,
1374 	METRICS_TEMPERATURE_VRMEM,
1375 	METRICS_THROTTLER_STATUS,
1376 	METRICS_CURR_FANSPEED,
1377 	METRICS_VOLTAGE_VDDSOC,
1378 	METRICS_VOLTAGE_VDDGFX,
1379 	METRICS_SS_APU_SHARE,
1380 	METRICS_SS_DGPU_SHARE,
1381 	METRICS_UNIQUE_ID_UPPER32,
1382 	METRICS_UNIQUE_ID_LOWER32,
1383 	METRICS_PCIE_RATE,
1384 	METRICS_PCIE_WIDTH,
1385 	METRICS_CURR_FANPWM,
1386 	METRICS_CURR_SOCKETPOWER,
1387 } MetricsMember_t;
1388 
1389 enum smu_cmn2asic_mapping_type {
1390 	CMN2ASIC_MAPPING_MSG,
1391 	CMN2ASIC_MAPPING_CLK,
1392 	CMN2ASIC_MAPPING_FEATURE,
1393 	CMN2ASIC_MAPPING_TABLE,
1394 	CMN2ASIC_MAPPING_PWR,
1395 	CMN2ASIC_MAPPING_WORKLOAD,
1396 };
1397 
1398 enum smu_baco_seq {
1399 	BACO_SEQ_BACO = 0,
1400 	BACO_SEQ_MSR,
1401 	BACO_SEQ_BAMACO,
1402 	BACO_SEQ_ULPS,
1403 	BACO_SEQ_COUNT,
1404 };
1405 
1406 #define MSG_MAP(msg, index, valid_in_vf) \
1407 	[SMU_MSG_##msg] = {1, (index), (valid_in_vf)}
1408 
1409 #define CLK_MAP(clk, index) \
1410 	[SMU_##clk] = {1, (index)}
1411 
1412 #define FEA_MAP(fea) \
1413 	[SMU_FEATURE_##fea##_BIT] = {1, FEATURE_##fea##_BIT}
1414 
1415 #define FEA_MAP_REVERSE(fea) \
1416 	[SMU_FEATURE_DPM_##fea##_BIT] = {1, FEATURE_##fea##_DPM_BIT}
1417 
1418 #define FEA_MAP_HALF_REVERSE(fea) \
1419 	[SMU_FEATURE_DPM_##fea##CLK_BIT] = {1, FEATURE_##fea##_DPM_BIT}
1420 
1421 #define TAB_MAP(tab) \
1422 	[SMU_TABLE_##tab] = {1, TABLE_##tab}
1423 
1424 #define TAB_MAP_VALID(tab) \
1425 	[SMU_TABLE_##tab] = {1, TABLE_##tab}
1426 
1427 #define TAB_MAP_INVALID(tab) \
1428 	[SMU_TABLE_##tab] = {0, TABLE_##tab}
1429 
1430 #define PWR_MAP(tab) \
1431 	[SMU_POWER_SOURCE_##tab] = {1, POWER_SOURCE_##tab}
1432 
1433 #define WORKLOAD_MAP(profile, workload) \
1434 	[profile] = {1, (workload)}
1435 
1436 /**
1437  * smu_memcpy_trailing - Copy the end of one structure into the middle of another
1438  *
1439  * @dst: Pointer to destination struct
1440  * @first_dst_member: The member name in @dst where the overwrite begins
1441  * @last_dst_member: The member name in @dst where the overwrite ends after
1442  * @src: Pointer to the source struct
1443  * @first_src_member: The member name in @src where the copy begins
1444  *
1445  */
1446 #define smu_memcpy_trailing(dst, first_dst_member, last_dst_member,	   \
1447 			    src, first_src_member)			   \
1448 ({									   \
1449 	size_t __src_offset = offsetof(typeof(*(src)), first_src_member);  \
1450 	size_t __src_size = sizeof(*(src)) - __src_offset;		   \
1451 	size_t __dst_offset = offsetof(typeof(*(dst)), first_dst_member);  \
1452 	size_t __dst_size = offsetofend(typeof(*(dst)), last_dst_member) - \
1453 			    __dst_offset;				   \
1454 	BUILD_BUG_ON(__src_size != __dst_size);				   \
1455 	__builtin_memcpy((u8 *)(dst) + __dst_offset,			   \
1456 			 (u8 *)(src) + __src_offset,			   \
1457 			 __dst_size);					   \
1458 })
1459 
1460 #if !defined(SWSMU_CODE_LAYER_L2) && !defined(SWSMU_CODE_LAYER_L3) && !defined(SWSMU_CODE_LAYER_L4)
1461 int smu_get_power_limit(void *handle,
1462 			uint32_t *limit,
1463 			enum pp_power_limit_level pp_limit_level,
1464 			enum pp_power_type pp_power_type);
1465 
1466 bool smu_mode1_reset_is_support(struct smu_context *smu);
1467 bool smu_mode2_reset_is_support(struct smu_context *smu);
1468 int smu_mode1_reset(struct smu_context *smu);
1469 
1470 extern const struct amd_ip_funcs smu_ip_funcs;
1471 
1472 bool is_support_sw_smu(struct amdgpu_device *adev);
1473 bool is_support_cclk_dpm(struct amdgpu_device *adev);
1474 int smu_write_watermarks_table(struct smu_context *smu);
1475 
1476 int smu_get_dpm_freq_range(struct smu_context *smu, enum smu_clk_type clk_type,
1477 			   uint32_t *min, uint32_t *max);
1478 
1479 int smu_set_soft_freq_range(struct smu_context *smu, enum smu_clk_type clk_type,
1480 			    uint32_t min, uint32_t max);
1481 
1482 int smu_set_gfx_power_up_by_imu(struct smu_context *smu);
1483 
1484 int smu_set_ac_dc(struct smu_context *smu);
1485 
1486 int smu_allow_xgmi_power_down(struct smu_context *smu, bool en);
1487 
1488 int smu_get_entrycount_gfxoff(struct smu_context *smu, u64 *value);
1489 
1490 int smu_get_residency_gfxoff(struct smu_context *smu, u32 *value);
1491 
1492 int smu_set_residency_gfxoff(struct smu_context *smu, bool value);
1493 
1494 int smu_get_status_gfxoff(struct smu_context *smu, uint32_t *value);
1495 
1496 int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable);
1497 
1498 int smu_wait_for_event(struct smu_context *smu, enum smu_event_type event,
1499 		       uint64_t event_arg);
1500 int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc);
1501 int smu_stb_collect_info(struct smu_context *smu, void *buff, uint32_t size);
1502 void amdgpu_smu_stb_debug_fs_init(struct amdgpu_device *adev);
1503 int smu_send_hbm_bad_pages_num(struct smu_context *smu, uint32_t size);
1504 int smu_send_hbm_bad_channel_flag(struct smu_context *smu, uint32_t size);
1505 #endif
1506 #endif
1507