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drm/amd/powerplay: fix bug dpm level unexpectly be reset to auto. 

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2016-12-23 16:08:12 +08:00 committed by Alex Deucher
parent e5d03ac2b8
commit 0d12570aaf
2 changed files with 5 additions and 2 deletions
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5
drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c
View File

@ -38,10 +38,13 @@
int pem_task_update_allowed_performance_levels(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
{
if (eventmgr == NULL || eventmgr->hwmgr == NULL)
return -EINVAL;
if (pem_is_hw_access_blocked(eventmgr))
return 0;
phm_force_dpm_levels(eventmgr->hwmgr, AMD_DPM_FORCED_LEVEL_AUTO);
phm_force_dpm_levels(eventmgr->hwmgr, eventmgr->hwmgr->dpm_level);
return 0;
}

2
drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
View File

@ -69,7 +69,7 @@ int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
hwmgr->usec_timeout = AMD_MAX_USEC_TIMEOUT;
hwmgr->power_source = PP_PowerSource_AC;
hwmgr->pp_table_version = PP_TABLE_V1;
hwmgr->dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
hwmgr_init_default_caps(hwmgr);
hwmgr_set_user_specify_caps(hwmgr);