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drm/amdgpu: add comments in struct amd_pm_funcs define 

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-09-22 14:33:24 +08:00 committed by Alex Deucher
parent ce440e3a0c
commit c4f1b9fcfa
1 changed files with 29 additions and 22 deletions
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51
drivers/gpu/drm/amd/include/amd_shared.h
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@ -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);
};