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drm/amd/powerplay: add pp_tables_get_response_times function in process pptables

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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>
This commit is contained in:
Huang Rui 2016-07-12 15:09:31 +08:00 committed by Alex Deucher
parent bec5f70dad
commit f476852a8c
2 changed files with 23 additions and 7 deletions
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13
drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
View file

@ -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)

17
drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h
View file

@ -32,16 +32,19 @@ struct pp_hw_power_state;
extern const struct pp_table_func pptable_funcs;
typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
struct pp_hw_power_state *hw_ps,
unsigned int index,
const void *clock_info);
struct pp_hw_power_state *hw_ps,
unsigned int index,
const void *clock_info);
int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
unsigned long *num_of_entries);
unsigned long *num_of_entries);
int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
unsigned long entry_index,
struct pp_power_state *ps,
pp_tables_hw_clock_info_callback func);
unsigned long entry_index,
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