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drm/amd/powerplay: add pp_tables_get_response_times function in process pptables
The pp_tables_get_response_times function will be used on iceland HW mananger. Signed-off-by: Huang Rui <ray.huang@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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2 changed files with 23 additions and 7 deletions
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@ -810,6 +810,19 @@ static const ATOM_PPLIB_POWERPLAYTABLE *get_powerplay_table(
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return (const ATOM_PPLIB_POWERPLAYTABLE *)table_addr;
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}
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int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
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uint32_t *vol_rep_time, uint32_t *bb_rep_time)
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{
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const ATOM_PPLIB_POWERPLAYTABLE *powerplay_tab = get_powerplay_table(hwmgr);
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PP_ASSERT_WITH_CODE(NULL != powerplay_tab,
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"Missing PowerPlay Table!", return -EINVAL);
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*vol_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usVoltageTime);
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*bb_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usBackbiasTime);
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return 0;
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}
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int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
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unsigned long *num_of_entries)
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@ -32,16 +32,19 @@ struct pp_hw_power_state;
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extern const struct pp_table_func pptable_funcs;
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typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
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struct pp_hw_power_state *hw_ps,
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unsigned int index,
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const void *clock_info);
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struct pp_hw_power_state *hw_ps,
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unsigned int index,
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const void *clock_info);
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int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
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unsigned long *num_of_entries);
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unsigned long *num_of_entries);
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int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
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unsigned long entry_index,
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struct pp_power_state *ps,
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pp_tables_hw_clock_info_callback func);
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unsigned long entry_index,
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struct pp_power_state *ps,
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pp_tables_hw_clock_info_callback func);
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int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
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uint32_t *vol_rep_time, uint32_t *bb_rep_time);
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#endif
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