1  /*
2   * Copyright 2014 Advanced Micro Devices, Inc.
3   *
4   * Permission is hereby granted, free of charge, to any person obtaining a
5   * copy of this software and associated documentation files (the "Software"),
6   * to deal in the Software without restriction, including without limitation
7   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8   * and/or sell copies of the Software, and to permit persons to whom the
9   * Software is furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17   * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18   * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20   * OTHER DEALINGS IN THE SOFTWARE.
21   *
22   */
23  #ifndef __AMDGPU_DPM_H__
24  #define __AMDGPU_DPM_H__
25  
26  /* Argument for PPSMC_MSG_GpuChangeState */
27  enum gfx_change_state {
28  	sGpuChangeState_D0Entry = 1,
29  	sGpuChangeState_D3Entry,
30  };
31  
32  enum amdgpu_int_thermal_type {
33  	THERMAL_TYPE_NONE,
34  	THERMAL_TYPE_EXTERNAL,
35  	THERMAL_TYPE_EXTERNAL_GPIO,
36  	THERMAL_TYPE_RV6XX,
37  	THERMAL_TYPE_RV770,
38  	THERMAL_TYPE_ADT7473_WITH_INTERNAL,
39  	THERMAL_TYPE_EVERGREEN,
40  	THERMAL_TYPE_SUMO,
41  	THERMAL_TYPE_NI,
42  	THERMAL_TYPE_SI,
43  	THERMAL_TYPE_EMC2103_WITH_INTERNAL,
44  	THERMAL_TYPE_CI,
45  	THERMAL_TYPE_KV,
46  };
47  
48  enum amdgpu_runpm_mode {
49  	AMDGPU_RUNPM_NONE,
50  	AMDGPU_RUNPM_PX,
51  	AMDGPU_RUNPM_BOCO,
52  	AMDGPU_RUNPM_BACO,
53  	AMDGPU_RUNPM_BAMACO,
54  };
55  
56  #define BACO_SUPPORT (1<<0)
57  #define MACO_SUPPORT (1<<1)
58  
59  struct amdgpu_ps {
60  	u32 caps; /* vbios flags */
61  	u32 class; /* vbios flags */
62  	u32 class2; /* vbios flags */
63  	/* UVD clocks */
64  	u32 vclk;
65  	u32 dclk;
66  	/* VCE clocks */
67  	u32 evclk;
68  	u32 ecclk;
69  	bool vce_active;
70  	enum amd_vce_level vce_level;
71  	/* asic priv */
72  	void *ps_priv;
73  };
74  
75  struct amdgpu_dpm_thermal {
76  	/* thermal interrupt work */
77  	struct work_struct work;
78  	/* low temperature threshold */
79  	int                min_temp;
80  	/* high temperature threshold */
81  	int                max_temp;
82  	/* edge max emergency(shutdown) temp */
83  	int                max_edge_emergency_temp;
84  	/* hotspot low temperature threshold */
85  	int                min_hotspot_temp;
86  	/* hotspot high temperature critical threshold */
87  	int                max_hotspot_crit_temp;
88  	/* hotspot max emergency(shutdown) temp */
89  	int                max_hotspot_emergency_temp;
90  	/* memory low temperature threshold */
91  	int                min_mem_temp;
92  	/* memory high temperature critical threshold */
93  	int                max_mem_crit_temp;
94  	/* memory max emergency(shutdown) temp */
95  	int                max_mem_emergency_temp;
96  	/* SWCTF threshold */
97  	int                sw_ctf_threshold;
98  	/* was last interrupt low to high or high to low */
99  	bool               high_to_low;
100  	/* interrupt source */
101  	struct amdgpu_irq_src	irq;
102  };
103  
104  struct amdgpu_clock_and_voltage_limits {
105  	u32 sclk;
106  	u32 mclk;
107  	u16 vddc;
108  	u16 vddci;
109  };
110  
111  struct amdgpu_clock_array {
112  	u32 count;
113  	u32 *values;
114  };
115  
116  struct amdgpu_clock_voltage_dependency_entry {
117  	u32 clk;
118  	u16 v;
119  };
120  
121  struct amdgpu_clock_voltage_dependency_table {
122  	u32 count;
123  	struct amdgpu_clock_voltage_dependency_entry *entries;
124  };
125  
126  union amdgpu_cac_leakage_entry {
127  	struct {
128  		u16 vddc;
129  		u32 leakage;
130  	};
131  	struct {
132  		u16 vddc1;
133  		u16 vddc2;
134  		u16 vddc3;
135  	};
136  };
137  
138  struct amdgpu_cac_leakage_table {
139  	u32 count;
140  	union amdgpu_cac_leakage_entry *entries;
141  };
142  
143  struct amdgpu_phase_shedding_limits_entry {
144  	u16 voltage;
145  	u32 sclk;
146  	u32 mclk;
147  };
148  
149  struct amdgpu_phase_shedding_limits_table {
150  	u32 count;
151  	struct amdgpu_phase_shedding_limits_entry *entries;
152  };
153  
154  struct amdgpu_uvd_clock_voltage_dependency_entry {
155  	u32 vclk;
156  	u32 dclk;
157  	u16 v;
158  };
159  
160  struct amdgpu_uvd_clock_voltage_dependency_table {
161  	u8 count;
162  	struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
163  };
164  
165  struct amdgpu_vce_clock_voltage_dependency_entry {
166  	u32 ecclk;
167  	u32 evclk;
168  	u16 v;
169  };
170  
171  struct amdgpu_vce_clock_voltage_dependency_table {
172  	u8 count;
173  	struct amdgpu_vce_clock_voltage_dependency_entry *entries;
174  };
175  
176  struct amdgpu_ppm_table {
177  	u8 ppm_design;
178  	u16 cpu_core_number;
179  	u32 platform_tdp;
180  	u32 small_ac_platform_tdp;
181  	u32 platform_tdc;
182  	u32 small_ac_platform_tdc;
183  	u32 apu_tdp;
184  	u32 dgpu_tdp;
185  	u32 dgpu_ulv_power;
186  	u32 tj_max;
187  };
188  
189  struct amdgpu_cac_tdp_table {
190  	u16 tdp;
191  	u16 configurable_tdp;
192  	u16 tdc;
193  	u16 battery_power_limit;
194  	u16 small_power_limit;
195  	u16 low_cac_leakage;
196  	u16 high_cac_leakage;
197  	u16 maximum_power_delivery_limit;
198  };
199  
200  struct amdgpu_dpm_dynamic_state {
201  	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
202  	struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
203  	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
204  	struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
205  	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
206  	struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
207  	struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
208  	struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
209  	struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
210  	struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
211  	struct amdgpu_clock_array valid_sclk_values;
212  	struct amdgpu_clock_array valid_mclk_values;
213  	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
214  	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
215  	u32 mclk_sclk_ratio;
216  	u32 sclk_mclk_delta;
217  	u16 vddc_vddci_delta;
218  	u16 min_vddc_for_pcie_gen2;
219  	struct amdgpu_cac_leakage_table cac_leakage_table;
220  	struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
221  	struct amdgpu_ppm_table *ppm_table;
222  	struct amdgpu_cac_tdp_table *cac_tdp_table;
223  };
224  
225  struct amdgpu_dpm_fan {
226  	u16 t_min;
227  	u16 t_med;
228  	u16 t_high;
229  	u16 pwm_min;
230  	u16 pwm_med;
231  	u16 pwm_high;
232  	u8 t_hyst;
233  	u32 cycle_delay;
234  	u16 t_max;
235  	u8 control_mode;
236  	u16 default_max_fan_pwm;
237  	u16 default_fan_output_sensitivity;
238  	u16 fan_output_sensitivity;
239  	bool ucode_fan_control;
240  };
241  
242  struct amdgpu_dpm {
243  	struct amdgpu_ps        *ps;
244  	/* number of valid power states */
245  	int                     num_ps;
246  	/* current power state that is active */
247  	struct amdgpu_ps        *current_ps;
248  	/* requested power state */
249  	struct amdgpu_ps        *requested_ps;
250  	/* boot up power state */
251  	struct amdgpu_ps        *boot_ps;
252  	/* default uvd power state */
253  	struct amdgpu_ps        *uvd_ps;
254  	/* vce requirements */
255  	u32                  num_of_vce_states;
256  	struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS];
257  	enum amd_vce_level vce_level;
258  	enum amd_pm_state_type state;
259  	enum amd_pm_state_type user_state;
260  	enum amd_pm_state_type last_state;
261  	enum amd_pm_state_type last_user_state;
262  	u32                     platform_caps;
263  	u32                     voltage_response_time;
264  	u32                     backbias_response_time;
265  	void                    *priv;
266  	u32			new_active_crtcs;
267  	int			new_active_crtc_count;
268  	u32			current_active_crtcs;
269  	int			current_active_crtc_count;
270  	struct amdgpu_dpm_dynamic_state dyn_state;
271  	struct amdgpu_dpm_fan fan;
272  	u32 tdp_limit;
273  	u32 near_tdp_limit;
274  	u32 near_tdp_limit_adjusted;
275  	u32 sq_ramping_threshold;
276  	u32 cac_leakage;
277  	u16 tdp_od_limit;
278  	u32 tdp_adjustment;
279  	u16 load_line_slope;
280  	bool power_control;
281  	/* special states active */
282  	bool                    thermal_active;
283  	bool                    uvd_active;
284  	bool                    vce_active;
285  	/* thermal handling */
286  	struct amdgpu_dpm_thermal thermal;
287  	/* forced levels */
288  	enum amd_dpm_forced_level forced_level;
289  };
290  
291  enum ip_power_state {
292  	POWER_STATE_UNKNOWN,
293  	POWER_STATE_ON,
294  	POWER_STATE_OFF,
295  };
296  
297  /* Used to mask smu debug modes */
298  #define SMU_DEBUG_HALT_ON_ERROR		0x1
299  
300  #define MAX_SMU_I2C_BUSES       2
301  
302  struct amdgpu_smu_i2c_bus {
303  	struct i2c_adapter adapter;
304  	struct amdgpu_device *adev;
305  	int port;
306  	struct mutex mutex;
307  };
308  
309  struct config_table_setting
310  {
311  	uint16_t gfxclk_average_tau;
312  	uint16_t socclk_average_tau;
313  	uint16_t uclk_average_tau;
314  	uint16_t gfx_activity_average_tau;
315  	uint16_t mem_activity_average_tau;
316  	uint16_t socket_power_average_tau;
317  	uint16_t apu_socket_power_average_tau;
318  	uint16_t fclk_average_tau;
319  };
320  
321  #define OD_OPS_SUPPORT_FAN_CURVE_RETRIEVE		BIT(0)
322  #define OD_OPS_SUPPORT_FAN_CURVE_SET			BIT(1)
323  #define OD_OPS_SUPPORT_ACOUSTIC_LIMIT_THRESHOLD_RETRIEVE	BIT(2)
324  #define OD_OPS_SUPPORT_ACOUSTIC_LIMIT_THRESHOLD_SET		BIT(3)
325  #define OD_OPS_SUPPORT_ACOUSTIC_TARGET_THRESHOLD_RETRIEVE	BIT(4)
326  #define OD_OPS_SUPPORT_ACOUSTIC_TARGET_THRESHOLD_SET		BIT(5)
327  #define OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_RETRIEVE		BIT(6)
328  #define OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_SET		BIT(7)
329  #define OD_OPS_SUPPORT_FAN_MINIMUM_PWM_RETRIEVE		BIT(8)
330  #define OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET		BIT(9)
331  
332  struct amdgpu_pm {
333  	struct mutex		mutex;
334  	u32                     current_sclk;
335  	u32                     current_mclk;
336  	u32                     default_sclk;
337  	u32                     default_mclk;
338  	struct amdgpu_i2c_chan *i2c_bus;
339  	bool                    bus_locked;
340  	/* internal thermal controller on rv6xx+ */
341  	enum amdgpu_int_thermal_type int_thermal_type;
342  	struct device	        *int_hwmon_dev;
343  	/* fan control parameters */
344  	bool                    no_fan;
345  	u8                      fan_pulses_per_revolution;
346  	u8                      fan_min_rpm;
347  	u8                      fan_max_rpm;
348  	/* dpm */
349  	bool                    dpm_enabled;
350  	bool                    sysfs_initialized;
351  	struct amdgpu_dpm       dpm;
352  	const struct firmware	*fw;	/* SMC firmware */
353  	uint32_t                fw_version;
354  	uint32_t                pcie_gen_mask;
355  	uint32_t                pcie_mlw_mask;
356  	struct amd_pp_display_configuration pm_display_cfg;/* set by dc */
357  	uint32_t                smu_prv_buffer_size;
358  	struct amdgpu_bo        *smu_prv_buffer;
359  	bool ac_power;
360  	/* powerplay feature */
361  	uint32_t pp_feature;
362  
363  	/* Used for I2C access to various EEPROMs on relevant ASICs */
364  	struct amdgpu_smu_i2c_bus smu_i2c[MAX_SMU_I2C_BUSES];
365  	struct i2c_adapter     *ras_eeprom_i2c_bus;
366  	struct i2c_adapter     *fru_eeprom_i2c_bus;
367  	struct list_head	pm_attr_list;
368  
369  	atomic_t		pwr_state[AMD_IP_BLOCK_TYPE_NUM];
370  
371  	/*
372  	 * 0 = disabled (default), otherwise enable corresponding debug mode
373  	 */
374  	uint32_t		smu_debug_mask;
375  
376  	bool			pp_force_state_enabled;
377  
378  	struct mutex            stable_pstate_ctx_lock;
379  	struct amdgpu_ctx       *stable_pstate_ctx;
380  
381  	struct config_table_setting config_table;
382  	/* runtime mode */
383  	enum amdgpu_runpm_mode rpm_mode;
384  
385  	struct list_head	od_kobj_list;
386  	uint32_t		od_feature_mask;
387  };
388  
389  int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
390  			   void *data, uint32_t *size);
391  
392  int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit);
393  int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit);
394  
395  int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
396  				      uint32_t block_type, bool gate);
397  
398  extern int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low);
399  
400  extern int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low);
401  
402  int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
403  			       uint32_t pstate);
404  
405  int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
406  				    enum PP_SMC_POWER_PROFILE type,
407  				    bool en);
408  
409  int amdgpu_dpm_baco_reset(struct amdgpu_device *adev);
410  
411  int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev);
412  int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev);
413  
414  int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev);
415  
416  bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev);
417  int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev);
418  
419  int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
420  			     enum pp_mp1_state mp1_state);
421  
422  int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en);
423  
424  int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev);
425  
426  int amdgpu_dpm_baco_exit(struct amdgpu_device *adev);
427  
428  int amdgpu_dpm_baco_enter(struct amdgpu_device *adev);
429  
430  int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
431  			     uint32_t cstate);
432  
433  int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev);
434  
435  int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
436  				      uint32_t msg_id);
437  
438  int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
439  				  bool acquire);
440  
441  void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev);
442  
443  void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev);
444  void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable);
445  void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable);
446  void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable);
447  void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable);
448  int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version);
449  int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable);
450  int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size);
451  int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size);
452  int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev);
453  int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
454  				       enum pp_clock_type type,
455  				       uint32_t *min,
456  				       uint32_t *max);
457  int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
458  				        enum pp_clock_type type,
459  				        uint32_t min,
460  				        uint32_t max);
461  int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev);
462  int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev, enum smu_event_type event,
463  		       uint64_t event_arg);
464  int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value);
465  int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value);
466  int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value);
467  int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value);
468  uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev);
469  void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
470  				 enum gfx_change_state state);
471  int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
472  			    void *umc_ecc);
473  struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
474  						     uint32_t idx);
475  void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev, enum amd_pm_state_type *state);
476  void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
477  				enum amd_pm_state_type state);
478  enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev);
479  int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
480  				       enum amd_dpm_forced_level level);
481  int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
482  				 struct pp_states_info *states);
483  int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
484  			      enum amd_pp_task task_id,
485  			      enum amd_pm_state_type *user_state);
486  int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table);
487  int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
488  				      uint32_t type,
489  				      long *input,
490  				      uint32_t size);
491  int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
492  				  uint32_t type,
493  				  long *input,
494  				  uint32_t size);
495  int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
496  				  enum pp_clock_type type,
497  				  char *buf);
498  int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
499  				  enum pp_clock_type type,
500  				  char *buf,
501  				  int *offset);
502  int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
503  				    uint64_t ppfeature_masks);
504  int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf);
505  int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
506  				 enum pp_clock_type type,
507  				 uint32_t mask);
508  int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev);
509  int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value);
510  int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev);
511  int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value);
512  int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
513  				      char *buf);
514  int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
515  				      long *input, uint32_t size);
516  int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table);
517  
518  /**
519   * @get_pm_metrics: Get one snapshot of power management metrics from PMFW. The
520   * sample is copied to pm_metrics buffer. It's expected to be allocated by the
521   * caller and size of the allocated buffer is passed. Max size expected for a
522   * metrics sample is 4096 bytes.
523   *
524   * Return: Actual size of the metrics sample
525   */
526  ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
527  				  size_t size);
528  
529  int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
530  				    uint32_t *fan_mode);
531  int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
532  				 uint32_t speed);
533  int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
534  				 uint32_t *speed);
535  int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
536  				 uint32_t *speed);
537  int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
538  				 uint32_t speed);
539  int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
540  				    uint32_t mode);
541  int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
542  			       uint32_t *limit,
543  			       enum pp_power_limit_level pp_limit_level,
544  			       enum pp_power_type power_type);
545  int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
546  			       uint32_t limit);
547  int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev);
548  int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
549  						       struct seq_file *m);
550  int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
551  				       void **addr,
552  				       size_t *size);
553  int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev);
554  int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
555  			    const char *buf,
556  			    size_t size);
557  int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev);
558  void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev);
559  int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
560  					    const struct amd_pp_display_configuration *input);
561  int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
562  				 enum amd_pp_clock_type type,
563  				 struct amd_pp_clocks *clocks);
564  int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
565  						struct amd_pp_simple_clock_info *clocks);
566  int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
567  					      enum amd_pp_clock_type type,
568  					      struct pp_clock_levels_with_latency *clocks);
569  int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
570  					      enum amd_pp_clock_type type,
571  					      struct pp_clock_levels_with_voltage *clocks);
572  int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
573  					       void *clock_ranges);
574  int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
575  					     struct pp_display_clock_request *clock);
576  int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
577  				  struct amd_pp_clock_info *clocks);
578  void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev);
579  int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
580  					uint32_t count);
581  int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
582  					  uint32_t clock);
583  void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
584  					     uint32_t clock);
585  void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
586  					  uint32_t clock);
587  int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
588  						   bool disable_memory_clock_switch);
589  int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
590  						struct pp_smu_nv_clock_table *max_clocks);
591  enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
592  						  unsigned int *clock_values_in_khz,
593  						  unsigned int *num_states);
594  int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
595  				   struct dpm_clocks *clock_table);
596  int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
597  			     int policy_level);
598  ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
599  				      enum pp_pm_policy p_type, char *buf);
600  
601  #endif
602