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Commit f476852a authored by Huang Rui's avatar Huang Rui Committed by Alex Deucher
Browse files

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: default avatarHuang Rui <ray.huang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bec5f70d

drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c

+13 −0
Original line number Diff line number Diff line
@@ -810,6 +810,19 @@ static const ATOM_PPLIB_POWERPLAYTABLE *get_powerplay_table( 
	return (const ATOM_PPLIB_POWERPLAYTABLE *)table_addr;

}



int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,

				uint32_t *vol_rep_time, uint32_t *bb_rep_time)

{

	const ATOM_PPLIB_POWERPLAYTABLE *powerplay_tab = get_powerplay_table(hwmgr);



	PP_ASSERT_WITH_CODE(NULL != powerplay_tab,

			    "Missing PowerPlay Table!", return -EINVAL);



	*vol_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usVoltageTime);

	*bb_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usBackbiasTime);



	return 0;

}



int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,

				     unsigned long *num_of_entries)

drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h

+10 −7
Original line number Diff line number Diff line
@@ -44,4 +44,7 @@ int pp_tables_get_entry(struct pp_hwmgr *hwmgr, 
			struct pp_power_state *ps,

			pp_tables_hw_clock_info_callback func);



int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,

				 uint32_t *vol_rep_time, uint32_t *bb_rep_time);



#endif