[linux-2.6-block.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_dpm.h

/*
 * Copyright 2014 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */
#ifndef __AMDGPU_DPM_H__
#define __AMDGPU_DPM_H__

enum amdgpu_int_thermal_type {
	THERMAL_TYPE_NONE,
	THERMAL_TYPE_EXTERNAL,
	THERMAL_TYPE_EXTERNAL_GPIO,
	THERMAL_TYPE_RV6XX,
	THERMAL_TYPE_RV770,
	THERMAL_TYPE_ADT7473_WITH_INTERNAL,
	THERMAL_TYPE_EVERGREEN,
	THERMAL_TYPE_SUMO,
	THERMAL_TYPE_NI,
	THERMAL_TYPE_SI,
	THERMAL_TYPE_EMC2103_WITH_INTERNAL,
	THERMAL_TYPE_CI,
	THERMAL_TYPE_KV,
};

enum amdgpu_dpm_auto_throttle_src {
	AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
	AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
};

enum amdgpu_dpm_event_src {
	AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
	AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
	AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
	AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
	AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
};

#define SCLK_DEEP_SLEEP_MASK 0x8

struct amdgpu_ps {
	u32 caps; /* vbios flags */
	u32 class; /* vbios flags */
	u32 class2; /* vbios flags */
	/* UVD clocks */
	u32 vclk;
	u32 dclk;
	/* VCE clocks */
	u32 evclk;
	u32 ecclk;
	bool vce_active;
	enum amd_vce_level vce_level;
	/* asic priv */
	void *ps_priv;
};

struct amdgpu_dpm_thermal {
	/* thermal interrupt work */
	struct work_struct work;
	/* low temperature threshold */
	int                min_temp;
	/* high temperature threshold */
	int                max_temp;
	/* was last interrupt low to high or high to low */
	bool               high_to_low;
	/* interrupt source */
	struct amdgpu_irq_src	irq;
};

enum amdgpu_clk_action
{
	AMDGPU_SCLK_UP = 1,
	AMDGPU_SCLK_DOWN
};

struct amdgpu_blacklist_clocks
{
	u32 sclk;
	u32 mclk;
	enum amdgpu_clk_action action;
};

struct amdgpu_clock_and_voltage_limits {
	u32 sclk;
	u32 mclk;
	u16 vddc;
	u16 vddci;
};

struct amdgpu_clock_array {
	u32 count;
	u32 *values;
};

struct amdgpu_clock_voltage_dependency_entry {
	u32 clk;
	u16 v;
};

struct amdgpu_clock_voltage_dependency_table {
	u32 count;
	struct amdgpu_clock_voltage_dependency_entry *entries;
};

union amdgpu_cac_leakage_entry {
	struct {
		u16 vddc;
		u32 leakage;
	};
	struct {
		u16 vddc1;
		u16 vddc2;
		u16 vddc3;
	};
};

struct amdgpu_cac_leakage_table {
	u32 count;
	union amdgpu_cac_leakage_entry *entries;
};

struct amdgpu_phase_shedding_limits_entry {
	u16 voltage;
	u32 sclk;
	u32 mclk;
};

struct amdgpu_phase_shedding_limits_table {
	u32 count;
	struct amdgpu_phase_shedding_limits_entry *entries;
};

struct amdgpu_uvd_clock_voltage_dependency_entry {
	u32 vclk;
	u32 dclk;
	u16 v;
};

struct amdgpu_uvd_clock_voltage_dependency_table {
	u8 count;
	struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
};

struct amdgpu_vce_clock_voltage_dependency_entry {
	u32 ecclk;
	u32 evclk;
	u16 v;
};

struct amdgpu_vce_clock_voltage_dependency_table {
	u8 count;
	struct amdgpu_vce_clock_voltage_dependency_entry *entries;
};

struct amdgpu_ppm_table {
	u8 ppm_design;
	u16 cpu_core_number;
	u32 platform_tdp;
	u32 small_ac_platform_tdp;
	u32 platform_tdc;
	u32 small_ac_platform_tdc;
	u32 apu_tdp;
	u32 dgpu_tdp;
	u32 dgpu_ulv_power;
	u32 tj_max;
};

struct amdgpu_cac_tdp_table {
	u16 tdp;
	u16 configurable_tdp;
	u16 tdc;
	u16 battery_power_limit;
	u16 small_power_limit;
	u16 low_cac_leakage;
	u16 high_cac_leakage;
	u16 maximum_power_delivery_limit;
};

struct amdgpu_dpm_dynamic_state {
	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
	struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
	struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
	struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
	struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
	struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
	struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
	struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
	struct amdgpu_clock_array valid_sclk_values;
	struct amdgpu_clock_array valid_mclk_values;
	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
	u32 mclk_sclk_ratio;
	u32 sclk_mclk_delta;
	u16 vddc_vddci_delta;
	u16 min_vddc_for_pcie_gen2;
	struct amdgpu_cac_leakage_table cac_leakage_table;
	struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
	struct amdgpu_ppm_table *ppm_table;
	struct amdgpu_cac_tdp_table *cac_tdp_table;
};

struct amdgpu_dpm_fan {
	u16 t_min;
	u16 t_med;
	u16 t_high;
	u16 pwm_min;
	u16 pwm_med;
	u16 pwm_high;
	u8 t_hyst;
	u32 cycle_delay;
	u16 t_max;
	u8 control_mode;
	u16 default_max_fan_pwm;
	u16 default_fan_output_sensitivity;
	u16 fan_output_sensitivity;
	bool ucode_fan_control;
};

enum amdgpu_pcie_gen {
	AMDGPU_PCIE_GEN1 = 0,
	AMDGPU_PCIE_GEN2 = 1,
	AMDGPU_PCIE_GEN3 = 2,
	AMDGPU_PCIE_GEN_INVALID = 0xffff
};

struct amdgpu_dpm_funcs {
	int (*get_temperature)(struct amdgpu_device *adev);
	int (*pre_set_power_state)(struct amdgpu_device *adev);
	int (*set_power_state)(struct amdgpu_device *adev);
	void (*post_set_power_state)(struct amdgpu_device *adev);
	void (*display_configuration_changed)(struct amdgpu_device *adev);
	u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
	u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
	void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
	void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
	int (*force_performance_level)(struct amdgpu_device *adev, enum amd_dpm_forced_level level);
	bool (*vblank_too_short)(struct amdgpu_device *adev);
	void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
	void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
	void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
	void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
	u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
	int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
	int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
	int (*force_clock_level)(struct amdgpu_device *adev, enum pp_clock_type type, uint32_t mask);
	int (*print_clock_levels)(struct amdgpu_device *adev, enum pp_clock_type type, char *buf);
	int (*get_sclk_od)(struct amdgpu_device *adev);
	int (*set_sclk_od)(struct amdgpu_device *adev, uint32_t value);
	int (*get_mclk_od)(struct amdgpu_device *adev);
	int (*set_mclk_od)(struct amdgpu_device *adev, uint32_t value);
	int (*check_state_equal)(struct amdgpu_device *adev,
				struct amdgpu_ps *cps,
				struct amdgpu_ps *rps,
				bool *equal);

	struct amd_vce_state* (*get_vce_clock_state)(struct amdgpu_device *adev, unsigned idx);
	int (*reset_power_profile_state)(struct amdgpu_device *adev,
			struct amd_pp_profile *request);
	int (*get_power_profile_state)(struct amdgpu_device *adev,
			struct amd_pp_profile *query);
	int (*set_power_profile_state)(struct amdgpu_device *adev,
			struct amd_pp_profile *request);
	int (*switch_power_profile)(struct amdgpu_device *adev,
			enum amd_pp_profile_type type);
};

#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))

#define amdgpu_dpm_read_sensor(adev, idx, value) \
	((adev)->pp_enabled ? \
		(adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value)) : \
		-EINVAL)

#define amdgpu_dpm_get_temperature(adev) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
	      (adev)->pm.funcs->get_temperature((adev)))

#define amdgpu_dpm_set_fan_control_mode(adev, m) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
	      (adev)->pm.funcs->set_fan_control_mode((adev), (m)))

#define amdgpu_dpm_get_fan_control_mode(adev) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
	      (adev)->pm.funcs->get_fan_control_mode((adev)))

#define amdgpu_dpm_set_fan_speed_percent(adev, s) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
	      (adev)->pm.funcs->set_fan_speed_percent((adev), (s)))

#define amdgpu_dpm_get_fan_speed_percent(adev, s) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
	      (adev)->pm.funcs->get_fan_speed_percent((adev), (s)))

#define amdgpu_dpm_get_fan_speed_rpm(adev, s) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_fan_speed_rpm((adev)->powerplay.pp_handle, (s)) : \
	      -EINVAL)

#define amdgpu_dpm_get_sclk(adev, l) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
		(adev)->pm.funcs->get_sclk((adev), (l)))

#define amdgpu_dpm_get_mclk(adev, l)  \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
	      (adev)->pm.funcs->get_mclk((adev), (l)))


#define amdgpu_dpm_force_performance_level(adev, l) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
	      (adev)->pm.funcs->force_performance_level((adev), (l)))

#define amdgpu_dpm_powergate_uvd(adev, g) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
	      (adev)->pm.funcs->powergate_uvd((adev), (g)))

#define amdgpu_dpm_powergate_vce(adev, g) \
	((adev)->pp_enabled ?						\
	      (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
	      (adev)->pm.funcs->powergate_vce((adev), (g)))

#define amdgpu_dpm_get_current_power_state(adev) \
	(adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)

#define amdgpu_dpm_get_pp_num_states(adev, data) \
	(adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)

#define amdgpu_dpm_get_pp_table(adev, table) \
	(adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)

#define amdgpu_dpm_set_pp_table(adev, buf, size) \
	(adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)

#define amdgpu_dpm_print_clock_levels(adev, type, buf) \
	(adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)

#define amdgpu_dpm_force_clock_level(adev, type, level) \
		(adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)

#define amdgpu_dpm_get_sclk_od(adev) \
	(adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle)

#define amdgpu_dpm_set_sclk_od(adev, value) \
	(adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value)

#define amdgpu_dpm_get_mclk_od(adev) \
	((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle))

#define amdgpu_dpm_set_mclk_od(adev, value) \
	((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value))

#define amdgpu_dpm_dispatch_task(adev, event_id, input, output)		\
	(adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))

#define amgdpu_dpm_check_state_equal(adev, cps, rps, equal) (adev)->pm.funcs->check_state_equal((adev), (cps),(rps),(equal))

#define amdgpu_dpm_get_vce_clock_state(adev, i)				\
	((adev)->pp_enabled ?						\
	 (adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)) : \
	 (adev)->pm.funcs->get_vce_clock_state((adev), (i)))

#define amdgpu_dpm_get_performance_level(adev) \
	((adev)->pp_enabled ?						\
	(adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle) : \
	(adev)->pm.dpm.forced_level)

#define amdgpu_dpm_reset_power_profile_state(adev, request) \
	((adev)->powerplay.pp_funcs->reset_power_profile_state(\
			(adev)->powerplay.pp_handle, request))

#define amdgpu_dpm_get_power_profile_state(adev, query) \
	((adev)->powerplay.pp_funcs->get_power_profile_state(\
			(adev)->powerplay.pp_handle, query))

#define amdgpu_dpm_set_power_profile_state(adev, request) \
	((adev)->powerplay.pp_funcs->set_power_profile_state(\
			(adev)->powerplay.pp_handle, request))

#define amdgpu_dpm_switch_power_profile(adev, type) \
	((adev)->powerplay.pp_funcs->switch_power_profile(\
			(adev)->powerplay.pp_handle, type))

struct amdgpu_dpm {
	struct amdgpu_ps        *ps;
	/* number of valid power states */
	int                     num_ps;
	/* current power state that is active */
	struct amdgpu_ps        *current_ps;
	/* requested power state */
	struct amdgpu_ps        *requested_ps;
	/* boot up power state */
	struct amdgpu_ps        *boot_ps;
	/* default uvd power state */
	struct amdgpu_ps        *uvd_ps;
	/* vce requirements */
	u32                  num_of_vce_states;
	struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS];
	enum amd_vce_level vce_level;
	enum amd_pm_state_type state;
	enum amd_pm_state_type user_state;
	enum amd_pm_state_type last_state;
	enum amd_pm_state_type last_user_state;
	u32                     platform_caps;
	u32                     voltage_response_time;
	u32                     backbias_response_time;
	void                    *priv;
	u32			new_active_crtcs;
	int			new_active_crtc_count;
	u32			current_active_crtcs;
	int			current_active_crtc_count;
	struct amdgpu_dpm_dynamic_state dyn_state;
	struct amdgpu_dpm_fan fan;
	u32 tdp_limit;
	u32 near_tdp_limit;
	u32 near_tdp_limit_adjusted;
	u32 sq_ramping_threshold;
	u32 cac_leakage;
	u16 tdp_od_limit;
	u32 tdp_adjustment;
	u16 load_line_slope;
	bool power_control;
	bool ac_power;
	/* special states active */
	bool                    thermal_active;
	bool                    uvd_active;
	bool                    vce_active;
	/* thermal handling */
	struct amdgpu_dpm_thermal thermal;
	/* forced levels */
	enum amd_dpm_forced_level forced_level;
};

struct amdgpu_pm {
	struct mutex		mutex;
	u32                     current_sclk;
	u32                     current_mclk;
	u32                     default_sclk;
	u32                     default_mclk;
	struct amdgpu_i2c_chan *i2c_bus;
	/* internal thermal controller on rv6xx+ */
	enum amdgpu_int_thermal_type int_thermal_type;
	struct device	        *int_hwmon_dev;
	/* fan control parameters */
	bool                    no_fan;
	u8                      fan_pulses_per_revolution;
	u8                      fan_min_rpm;
	u8                      fan_max_rpm;
	/* dpm */
	bool                    dpm_enabled;
	bool                    sysfs_initialized;
	struct amdgpu_dpm       dpm;
	const struct firmware	*fw;	/* SMC firmware */
	uint32_t                fw_version;
	const struct amdgpu_dpm_funcs *funcs;
	uint32_t                pcie_gen_mask;
	uint32_t                pcie_mlw_mask;
	struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
};

#define R600_SSTU_DFLT                               0
#define R600_SST_DFLT                                0x00C8

/* XXX are these ok? */
#define R600_TEMP_RANGE_MIN (90 * 1000)
#define R600_TEMP_RANGE_MAX (120 * 1000)

#define FDO_PWM_MODE_STATIC  1
#define FDO_PWM_MODE_STATIC_RPM 5

enum amdgpu_td {
	AMDGPU_TD_AUTO,
	AMDGPU_TD_UP,
	AMDGPU_TD_DOWN,
};

enum amdgpu_display_watermark {
	AMDGPU_DISPLAY_WATERMARK_LOW = 0,
	AMDGPU_DISPLAY_WATERMARK_HIGH = 1,
};

enum amdgpu_display_gap
{
    AMDGPU_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
    AMDGPU_PM_DISPLAY_GAP_VBLANK       = 1,
    AMDGPU_PM_DISPLAY_GAP_WATERMARK    = 2,
    AMDGPU_PM_DISPLAY_GAP_IGNORE       = 3,
};

void amdgpu_dpm_print_class_info(u32 class, u32 class2);
void amdgpu_dpm_print_cap_info(u32 caps);
void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
				struct amdgpu_ps *rps);
u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev);
u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev);
bool amdgpu_is_uvd_state(u32 class, u32 class2);
void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
			      u32 *p, u32 *u);
int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th);

bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor);

int amdgpu_get_platform_caps(struct amdgpu_device *adev);

int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
void amdgpu_free_extended_power_table(struct amdgpu_device *adev);

void amdgpu_add_thermal_controller(struct amdgpu_device *adev);

enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
						 u32 sys_mask,
						 enum amdgpu_pcie_gen asic_gen,
						 enum amdgpu_pcie_gen default_gen);

u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
				 u16 asic_lanes,
				 u16 default_lanes);
u8 amdgpu_encode_pci_lane_width(u32 lanes);

struct amd_vce_state*
amdgpu_get_vce_clock_state(struct amdgpu_device *adev, unsigned idx);

#endif
Commit	Line	Data
d38ceaf9 AD	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
cf097881 AD	26	enum amdgpu_int_thermal_type {
	27	THERMAL_TYPE_NONE,
	28	THERMAL_TYPE_EXTERNAL,
	29	THERMAL_TYPE_EXTERNAL_GPIO,
	30	THERMAL_TYPE_RV6XX,
	31	THERMAL_TYPE_RV770,
	32	THERMAL_TYPE_ADT7473_WITH_INTERNAL,
	33	THERMAL_TYPE_EVERGREEN,
	34	THERMAL_TYPE_SUMO,
	35	THERMAL_TYPE_NI,
	36	THERMAL_TYPE_SI,
	37	THERMAL_TYPE_EMC2103_WITH_INTERNAL,
	38	THERMAL_TYPE_CI,
	39	THERMAL_TYPE_KV,
	40	};
	41
	42	enum amdgpu_dpm_auto_throttle_src {
	43	AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
	44	AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
	45	};
	46
	47	enum amdgpu_dpm_event_src {
	48	AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
	49	AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
	50	AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
	51	AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
	52	AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
	53	};
	54
801caaf6 RZ	55	#define SCLK_DEEP_SLEEP_MASK 0x8
801caaf6 RZ	56
cf097881 AD	57	struct amdgpu_ps {
	58	u32 caps; /* vbios flags */
	59	u32 class; /* vbios flags */
	60	u32 class2; /* vbios flags */
	61	/* UVD clocks */
	62	u32 vclk;
	63	u32 dclk;
	64	/* VCE clocks */
	65	u32 evclk;
	66	u32 ecclk;
	67	bool vce_active;
0d8de7ca	68	enum amd_vce_level vce_level;
cf097881 AD	69	/* asic priv */
	70	void *ps_priv;
	71	};
	72
	73	struct amdgpu_dpm_thermal {
	74	/* thermal interrupt work */
	75	struct work_struct work;
	76	/* low temperature threshold */
	77	int min_temp;
	78	/* high temperature threshold */
	79	int max_temp;
	80	/* was last interrupt low to high or high to low */
	81	bool high_to_low;
	82	/* interrupt source */
	83	struct amdgpu_irq_src irq;
	84	};
	85
	86	enum amdgpu_clk_action
	87	{
	88	AMDGPU_SCLK_UP = 1,
	89	AMDGPU_SCLK_DOWN
	90	};
	91
	92	struct amdgpu_blacklist_clocks
	93	{
	94	u32 sclk;
	95	u32 mclk;
	96	enum amdgpu_clk_action action;
	97	};
	98
	99	struct amdgpu_clock_and_voltage_limits {
	100	u32 sclk;
	101	u32 mclk;
	102	u16 vddc;
	103	u16 vddci;
	104	};
	105
	106	struct amdgpu_clock_array {
	107	u32 count;
	108	u32 *values;
	109	};
	110
	111	struct amdgpu_clock_voltage_dependency_entry {
	112	u32 clk;
	113	u16 v;
	114	};
	115
	116	struct amdgpu_clock_voltage_dependency_table {
	117	u32 count;
	118	struct amdgpu_clock_voltage_dependency_entry *entries;
	119	};
	120
	121	union amdgpu_cac_leakage_entry {
	122	struct {
	123	u16 vddc;
	124	u32 leakage;
	125	};
	126	struct {
	127	u16 vddc1;
	128	u16 vddc2;
	129	u16 vddc3;
	130	};
	131	};
	132
133	struct amdgpu_cac_leakage_table {
134	u32 count;
135	union amdgpu_cac_leakage_entry *entries;
136	};
137
138	struct amdgpu_phase_shedding_limits_entry {
139	u16 voltage;
140	u32 sclk;
141	u32 mclk;
142	};
143
144	struct amdgpu_phase_shedding_limits_table {
145	u32 count;
146	struct amdgpu_phase_shedding_limits_entry *entries;
147	};
148
149	struct amdgpu_uvd_clock_voltage_dependency_entry {
150	u32 vclk;
151	u32 dclk;
152	u16 v;
153	};
154
155	struct amdgpu_uvd_clock_voltage_dependency_table {
156	u8 count;
157	struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
158	};
159
160	struct amdgpu_vce_clock_voltage_dependency_entry {
161	u32 ecclk;
162	u32 evclk;
163	u16 v;
164	};
165
166	struct amdgpu_vce_clock_voltage_dependency_table {
167	u8 count;
168	struct amdgpu_vce_clock_voltage_dependency_entry *entries;
169	};
170
171	struct amdgpu_ppm_table {
172	u8 ppm_design;
173	u16 cpu_core_number;
174	u32 platform_tdp;
175	u32 small_ac_platform_tdp;
176	u32 platform_tdc;
177	u32 small_ac_platform_tdc;
178	u32 apu_tdp;
179	u32 dgpu_tdp;
180	u32 dgpu_ulv_power;
181	u32 tj_max;
182	};
183
184	struct amdgpu_cac_tdp_table {
185	u16 tdp;
186	u16 configurable_tdp;
187	u16 tdc;
188	u16 battery_power_limit;
189	u16 small_power_limit;
190	u16 low_cac_leakage;
191	u16 high_cac_leakage;
192	u16 maximum_power_delivery_limit;
193	};
194
195	struct amdgpu_dpm_dynamic_state {
196	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
197	struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
198	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
199	struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
200	struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
201	struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
202	struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
203	struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
204	struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
205	struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
206	struct amdgpu_clock_array valid_sclk_values;
207	struct amdgpu_clock_array valid_mclk_values;
208	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
209	struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
210	u32 mclk_sclk_ratio;
211	u32 sclk_mclk_delta;
212	u16 vddc_vddci_delta;
213	u16 min_vddc_for_pcie_gen2;
214	struct amdgpu_cac_leakage_table cac_leakage_table;
215	struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
216	struct amdgpu_ppm_table *ppm_table;
217	struct amdgpu_cac_tdp_table *cac_tdp_table;
218	};
219
220	struct amdgpu_dpm_fan {
221	u16 t_min;
222	u16 t_med;
223	u16 t_high;
224	u16 pwm_min;
225	u16 pwm_med;
226	u16 pwm_high;
227	u8 t_hyst;
228	u32 cycle_delay;
229	u16 t_max;
230	u8 control_mode;
231	u16 default_max_fan_pwm;
232	u16 default_fan_output_sensitivity;
233	u16 fan_output_sensitivity;
234	bool ucode_fan_control;
235	};
236
237	enum amdgpu_pcie_gen {
238	AMDGPU_PCIE_GEN1 = 0,
239	AMDGPU_PCIE_GEN2 = 1,
240	AMDGPU_PCIE_GEN3 = 2,
241	AMDGPU_PCIE_GEN_INVALID = 0xffff
242	};
243
cf097881 AD	244	struct amdgpu_dpm_funcs {
	245	int (get_temperature)(struct amdgpu_device adev);
	246	int (pre_set_power_state)(struct amdgpu_device adev);
	247	int (set_power_state)(struct amdgpu_device adev);
	248	void (post_set_power_state)(struct amdgpu_device adev);
	249	void (display_configuration_changed)(struct amdgpu_device adev);
	250	u32 (get_sclk)(struct amdgpu_device adev, bool low);
	251	u32 (get_mclk)(struct amdgpu_device adev, bool low);
	252	void (print_power_state)(struct amdgpu_device adev, struct amdgpu_ps *ps);
	253	void (debugfs_print_current_performance_level)(struct amdgpu_device adev, struct seq_file *m);
e5d03ac2	254	int (force_performance_level)(struct amdgpu_device adev, enum amd_dpm_forced_level level);
cf097881 AD	255	bool (vblank_too_short)(struct amdgpu_device adev);
	256	void (powergate_uvd)(struct amdgpu_device adev, bool gate);
	257	void (powergate_vce)(struct amdgpu_device adev, bool gate);
	258	void (enable_bapm)(struct amdgpu_device adev, bool enable);
	259	void (set_fan_control_mode)(struct amdgpu_device adev, u32 mode);
	260	u32 (get_fan_control_mode)(struct amdgpu_device adev);
	261	int (set_fan_speed_percent)(struct amdgpu_device adev, u32 speed);
	262	int (get_fan_speed_percent)(struct amdgpu_device adev, u32 *speed);
	263	int (force_clock_level)(struct amdgpu_device adev, enum pp_clock_type type, uint32_t mask);
	264	int (print_clock_levels)(struct amdgpu_device adev, enum pp_clock_type type, char *buf);
	265	int (get_sclk_od)(struct amdgpu_device adev);
	266	int (set_sclk_od)(struct amdgpu_device adev, uint32_t value);
	267	int (get_mclk_od)(struct amdgpu_device adev);
	268	int (set_mclk_od)(struct amdgpu_device adev, uint32_t value);
fbebf2c6 RZ	269	int (check_state_equal)(struct amdgpu_device adev,
	270	struct amdgpu_ps *cps,
	271	struct amdgpu_ps *rps,
	272	bool *equal);
	273
230cf1ba	274	struct amd_vce_state* (get_vce_clock_state)(struct amdgpu_device adev, unsigned idx);
34bb2734 EH	275	int (reset_power_profile_state)(struct amdgpu_device adev,
	276	struct amd_pp_profile *request);
	277	int (get_power_profile_state)(struct amdgpu_device adev,
	278	struct amd_pp_profile *query);
	279	int (set_power_profile_state)(struct amdgpu_device adev,
	280	struct amd_pp_profile *request);
	281	int (switch_power_profile)(struct amdgpu_device adev,
	282	enum amd_pp_profile_type type);
cf097881 AD	283	};
	284
	285	#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
	286	#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
	287	#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
	288	#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
	289	#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
	290	#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
	291	#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
	292
	293	#define amdgpu_dpm_read_sensor(adev, idx, value) \
	294	((adev)->pp_enabled ? \
	295	(adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value)) : \
	296	-EINVAL)
	297
	298	#define amdgpu_dpm_get_temperature(adev) \
	299	((adev)->pp_enabled ? \
	300	(adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
	301	(adev)->pm.funcs->get_temperature((adev)))
	302
	303	#define amdgpu_dpm_set_fan_control_mode(adev, m) \
	304	((adev)->pp_enabled ? \
	305	(adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
	306	(adev)->pm.funcs->set_fan_control_mode((adev), (m)))
	307
	308	#define amdgpu_dpm_get_fan_control_mode(adev) \
	309	((adev)->pp_enabled ? \
	310	(adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
	311	(adev)->pm.funcs->get_fan_control_mode((adev)))
	312
	313	#define amdgpu_dpm_set_fan_speed_percent(adev, s) \
	314	((adev)->pp_enabled ? \
	315	(adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
	316	(adev)->pm.funcs->set_fan_speed_percent((adev), (s)))
	317
	318	#define amdgpu_dpm_get_fan_speed_percent(adev, s) \
	319	((adev)->pp_enabled ? \
	320	(adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
	321	(adev)->pm.funcs->get_fan_speed_percent((adev), (s)))
	322
81c1514b GI	323	#define amdgpu_dpm_get_fan_speed_rpm(adev, s) \
	324	((adev)->pp_enabled ? \
	325	(adev)->powerplay.pp_funcs->get_fan_speed_rpm((adev)->powerplay.pp_handle, (s)) : \
	326	-EINVAL)
	327
cf097881 AD	328	#define amdgpu_dpm_get_sclk(adev, l) \
	329	((adev)->pp_enabled ? \
	330	(adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
	331	(adev)->pm.funcs->get_sclk((adev), (l)))
	332
	333	#define amdgpu_dpm_get_mclk(adev, l) \
	334	((adev)->pp_enabled ? \
	335	(adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
	336	(adev)->pm.funcs->get_mclk((adev), (l)))
	337
	338
	339	#define amdgpu_dpm_force_performance_level(adev, l) \
	340	((adev)->pp_enabled ? \
	341	(adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
	342	(adev)->pm.funcs->force_performance_level((adev), (l)))
	343
	344	#define amdgpu_dpm_powergate_uvd(adev, g) \
	345	((adev)->pp_enabled ? \
	346	(adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
	347	(adev)->pm.funcs->powergate_uvd((adev), (g)))
	348
	349	#define amdgpu_dpm_powergate_vce(adev, g) \
	350	((adev)->pp_enabled ? \
	351	(adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
	352	(adev)->pm.funcs->powergate_vce((adev), (g)))
	353
	354	#define amdgpu_dpm_get_current_power_state(adev) \
	355	(adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
	356
cf097881 AD	357	#define amdgpu_dpm_get_pp_num_states(adev, data) \
	358	(adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
	359
	360	#define amdgpu_dpm_get_pp_table(adev, table) \
	361	(adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
	362
	363	#define amdgpu_dpm_set_pp_table(adev, buf, size) \
	364	(adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
	365
	366	#define amdgpu_dpm_print_clock_levels(adev, type, buf) \
	367	(adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
	368
	369	#define amdgpu_dpm_force_clock_level(adev, type, level) \
	370	(adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
	371
	372	#define amdgpu_dpm_get_sclk_od(adev) \
	373	(adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle)
	374
	375	#define amdgpu_dpm_set_sclk_od(adev, value) \
	376	(adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value)
	377
	378	#define amdgpu_dpm_get_mclk_od(adev) \
	379	((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle))
	380
	381	#define amdgpu_dpm_set_mclk_od(adev, value) \
	382	((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value))
	383
	384	#define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \
	385	(adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))
	386
fbebf2c6 RZ	387	#define amgdpu_dpm_check_state_equal(adev, cps, rps, equal) (adev)->pm.funcs->check_state_equal((adev), (cps),(rps),(equal))
fbebf2c6 RZ	388
230cf1ba AD	389	#define amdgpu_dpm_get_vce_clock_state(adev, i) \
	390	((adev)->pp_enabled ? \
	391	(adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)) : \
	392	(adev)->pm.funcs->get_vce_clock_state((adev), (i)))
cf097881	393
e5d03ac2 RZ	394	#define amdgpu_dpm_get_performance_level(adev) \
	395	((adev)->pp_enabled ? \
	396	(adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle) : \
	397	(adev)->pm.dpm.forced_level)
	398
34bb2734 EH	399	#define amdgpu_dpm_reset_power_profile_state(adev, request) \
	400	((adev)->powerplay.pp_funcs->reset_power_profile_state(\
	401	(adev)->powerplay.pp_handle, request))
	402
	403	#define amdgpu_dpm_get_power_profile_state(adev, query) \
	404	((adev)->powerplay.pp_funcs->get_power_profile_state(\
	405	(adev)->powerplay.pp_handle, query))
	406
	407	#define amdgpu_dpm_set_power_profile_state(adev, request) \
	408	((adev)->powerplay.pp_funcs->set_power_profile_state(\
	409	(adev)->powerplay.pp_handle, request))
	410
	411	#define amdgpu_dpm_switch_power_profile(adev, type) \
	412	((adev)->powerplay.pp_funcs->switch_power_profile(\
	413	(adev)->powerplay.pp_handle, type))
	414
cf097881 AD	415	struct amdgpu_dpm {
	416	struct amdgpu_ps *ps;
	417	/* number of valid power states */
	418	int num_ps;
	419	/* current power state that is active */
	420	struct amdgpu_ps *current_ps;
	421	/* requested power state */
	422	struct amdgpu_ps *requested_ps;
	423	/* boot up power state */
	424	struct amdgpu_ps *boot_ps;
	425	/* default uvd power state */
	426	struct amdgpu_ps *uvd_ps;
	427	/* vce requirements */
66ba1afd	428	u32 num_of_vce_states;
0d8de7ca RZ	429	struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS];
0d8de7ca RZ	430	enum amd_vce_level vce_level;
cf097881 AD	431	enum amd_pm_state_type state;
cf097881 AD	432	enum amd_pm_state_type user_state;
86f8c599 RZ	433	enum amd_pm_state_type last_state;
86f8c599 RZ	434	enum amd_pm_state_type last_user_state;
cf097881 AD	435	u32 platform_caps;
	436	u32 voltage_response_time;
	437	u32 backbias_response_time;
	438	void *priv;
	439	u32 new_active_crtcs;
	440	int new_active_crtc_count;
	441	u32 current_active_crtcs;
	442	int current_active_crtc_count;
	443	struct amdgpu_dpm_dynamic_state dyn_state;
	444	struct amdgpu_dpm_fan fan;
	445	u32 tdp_limit;
	446	u32 near_tdp_limit;
	447	u32 near_tdp_limit_adjusted;
	448	u32 sq_ramping_threshold;
	449	u32 cac_leakage;
	450	u16 tdp_od_limit;
	451	u32 tdp_adjustment;
	452	u16 load_line_slope;
	453	bool power_control;
	454	bool ac_power;
	455	/* special states active */
	456	bool thermal_active;
	457	bool uvd_active;
	458	bool vce_active;
	459	/* thermal handling */
	460	struct amdgpu_dpm_thermal thermal;
	461	/* forced levels */
e5d03ac2	462	enum amd_dpm_forced_level forced_level;
cf097881 AD	463	};
	464
	465	struct amdgpu_pm {
	466	struct mutex mutex;
	467	u32 current_sclk;
	468	u32 current_mclk;
	469	u32 default_sclk;
	470	u32 default_mclk;
	471	struct amdgpu_i2c_chan *i2c_bus;
	472	/* internal thermal controller on rv6xx+ */
	473	enum amdgpu_int_thermal_type int_thermal_type;
	474	struct device *int_hwmon_dev;
	475	/* fan control parameters */
	476	bool no_fan;
	477	u8 fan_pulses_per_revolution;
	478	u8 fan_min_rpm;
	479	u8 fan_max_rpm;
	480	/* dpm */
	481	bool dpm_enabled;
	482	bool sysfs_initialized;
	483	struct amdgpu_dpm dpm;
	484	const struct firmware fw; / SMC firmware */
	485	uint32_t fw_version;
	486	const struct amdgpu_dpm_funcs *funcs;
	487	uint32_t pcie_gen_mask;
	488	uint32_t pcie_mlw_mask;
	489	struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
	490	};
	491
d38ceaf9 AD	492	#define R600_SSTU_DFLT 0
	493	#define R600_SST_DFLT 0x00C8
	494
	495	/* XXX are these ok? */
	496	#define R600_TEMP_RANGE_MIN (90 * 1000)
	497	#define R600_TEMP_RANGE_MAX (120 * 1000)
	498
	499	#define FDO_PWM_MODE_STATIC 1
	500	#define FDO_PWM_MODE_STATIC_RPM 5
	501
	502	enum amdgpu_td {
	503	AMDGPU_TD_AUTO,
	504	AMDGPU_TD_UP,
	505	AMDGPU_TD_DOWN,
	506	};
	507
	508	enum amdgpu_display_watermark {
	509	AMDGPU_DISPLAY_WATERMARK_LOW = 0,
	510	AMDGPU_DISPLAY_WATERMARK_HIGH = 1,
	511	};
	512
	513	enum amdgpu_display_gap
	514	{
	515	AMDGPU_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
	516	AMDGPU_PM_DISPLAY_GAP_VBLANK = 1,
	517	AMDGPU_PM_DISPLAY_GAP_WATERMARK = 2,
	518	AMDGPU_PM_DISPLAY_GAP_IGNORE = 3,
	519	};
	520
	521	void amdgpu_dpm_print_class_info(u32 class, u32 class2);
	522	void amdgpu_dpm_print_cap_info(u32 caps);
	523	void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
	524	struct amdgpu_ps *rps);
	525	u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev);
	526	u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev);
	527	bool amdgpu_is_uvd_state(u32 class, u32 class2);
	528	void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
	529	u32 p, u32 u);
	530	int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 tl, u32 th);
	531
	532	bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor);
	533
	534	int amdgpu_get_platform_caps(struct amdgpu_device *adev);
	535
	536	int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
	537	void amdgpu_free_extended_power_table(struct amdgpu_device *adev);
	538
	539	void amdgpu_add_thermal_controller(struct amdgpu_device *adev);
	540
	541	enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
	542	u32 sys_mask,
	543	enum amdgpu_pcie_gen asic_gen,
	544	enum amdgpu_pcie_gen default_gen);
	545
	546	u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
	547	u16 asic_lanes,
	548	u16 default_lanes);
	549	u8 amdgpu_encode_pci_lane_width(u32 lanes);
	550
825cc997 AD	551	struct amd_vce_state*
	552	amdgpu_get_vce_clock_state(struct amdgpu_device *adev, unsigned idx);
	553
d38ceaf9	554	#endif