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Commit c4f1b9fc authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amdgpu: add comments in struct amd_pm_funcs define 



Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ce440e3a

drivers/gpu/drm/amd/include/amd_shared.h

+29 −22
Original line number Diff line number Diff line
@@ -262,38 +262,44 @@ enum amd_pp_task; 
struct pp_states_info;



struct amd_pm_funcs {

	int (*get_temperature)(void *handle);

/* export for dpm on ci and si */

	int (*pre_set_power_state)(void *handle);

	int (*set_power_state)(void *handle);

	void (*post_set_power_state)(void *handle);

	void (*display_configuration_changed)(void *handle);

	u32 (*get_sclk)(void *handle, bool low);

	u32 (*get_mclk)(void *handle, bool low);

	void (*print_power_state)(void *handle, void *ps);

	void (*debugfs_print_current_performance_level)(void *handle, struct seq_file *m);

	int (*force_performance_level)(void *handle, enum amd_dpm_forced_level level);

	bool (*vblank_too_short)(void *handle);

	void (*powergate_uvd)(void *handle, bool gate);

	void (*powergate_vce)(void *handle, bool gate);

	void (*enable_bapm)(void *handle, bool enable);

	int (*check_state_equal)(void *handle,

				void  *cps,

				void  *rps,

				bool  *equal);

/* export for sysfs */

	int (*get_temperature)(void *handle);

	void (*set_fan_control_mode)(void *handle, u32 mode);

	u32 (*get_fan_control_mode)(void *handle);

	int (*set_fan_speed_percent)(void *handle, u32 speed);

	int (*get_fan_speed_percent)(void *handle, u32 *speed);

	int (*force_clock_level)(void *handle, enum pp_clock_type type, uint32_t mask);

	int (*print_clock_levels)(void *handle, enum pp_clock_type type, char *buf);

	int (*force_performance_level)(void *handle, enum amd_dpm_forced_level level);



	int (*get_sclk_od)(void *handle);

	int (*set_sclk_od)(void *handle, uint32_t value);

	int (*get_mclk_od)(void *handle);

	int (*set_mclk_od)(void *handle, uint32_t value);

	int (*check_state_equal)(void *handle,

				void  *cps,

				void  *rps,

				bool  *equal);

	int (*read_sensor)(void *handle, int idx, void *value,

			   int *size);



	struct amd_vce_state* (*get_vce_clock_state)(void *handle, u32 idx);

	int (*read_sensor)(void *handle, int idx, void *value, int *size);



	enum amd_dpm_forced_level (*get_performance_level)(void *handle);

	enum amd_pm_state_type (*get_current_power_state)(void *handle);



	int (*get_fan_speed_rpm)(void *handle, uint32_t *rpm);

	int (*get_pp_num_states)(void *handle, struct pp_states_info *data);

	int (*get_pp_table)(void *handle, char **table);

	int (*set_pp_table)(void *handle, const char *buf, size_t size);

	void (*debugfs_print_current_performance_level)(void *handle, struct seq_file *m);



	int (*reset_power_profile_state)(void *handle,

			struct amd_pp_profile *request);

	int (*get_power_profile_state)(void *handle,
@@ -302,16 +308,17 @@ struct amd_pm_funcs { 
			struct amd_pp_profile *request);

	int (*switch_power_profile)(void *handle,

			enum amd_pp_profile_type type);

	int (*load_firmware)(void *handle);

	int (*wait_for_fw_loading_complete)(void *handle);

	enum amd_dpm_forced_level (*get_performance_level)(void *handle);

	enum amd_pm_state_type (*get_current_power_state)(void *handle);

/* export to amdgpu */

	void (*powergate_uvd)(void *handle, bool gate);

	void (*powergate_vce)(void *handle, bool gate);

	struct amd_vce_state* (*get_vce_clock_state)(void *handle, u32 idx);

	int (*dispatch_tasks)(void *handle, enum amd_pp_task task_id,

				   void *input, void *output);

	int (*get_fan_speed_rpm)(void *handle, uint32_t *rpm);

	int (*get_pp_num_states)(void *handle, struct pp_states_info *data);

	int (*get_pp_table)(void *handle, char **table);

	int (*set_pp_table)(void *handle, const char *buf, size_t size);

	int (*load_firmware)(void *handle);

	int (*wait_for_fw_loading_complete)(void *handle);

/* export to DC */

	u32 (*get_sclk)(void *handle, bool low);

	u32 (*get_mclk)(void *handle, bool low);

};