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drm/amd/pp: Add common interface in smu for update dpm setting

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it is used for adjust part of dpm settigs per workloads
to change the natural dpm behavior for better perf or perf/watt.

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 2018-01-24 14:48:17 +08:00 committed by Alex Deucher
parent 15826fbfef
commit 31bc45de13
3 changed files with 10 additions and 0 deletions
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1
drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
View file

@ -239,6 +239,7 @@ struct pp_smumgr_func {
int (*populate_requested_graphic_levels)(struct pp_hwmgr *hwmgr,
struct amd_pp_profile *request);
bool (*is_hw_avfs_present)(struct pp_hwmgr *hwmgr);
int (*update_dpm_settings)(struct pp_hwmgr *hwmgr, void *profile_setting);
};
struct pp_hwmgr_func {

1
drivers/gpu/drm/amd/powerplay/inc/smumgr.h
View file

@ -134,5 +134,6 @@ extern int smum_populate_requested_graphic_levels(struct pp_hwmgr *hwmgr,
extern bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr);
extern int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting);
#endif

8
drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
View file

@ -253,3 +253,11 @@ bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr)
return false;
}
int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
{
if (hwmgr->smumgr_funcs->update_dpm_settings)
return hwmgr->smumgr_funcs->update_dpm_settings(hwmgr, profile_setting);
return -EINVAL;
}