From 0d12570aaf5ddf5535569ae5c0ad46bb0aed4b01 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 23 Dec 2016 16:08:12 +0800 Subject: [PATCH] drm/amd/powerplay: fix bug dpm level unexpectly be reset to auto. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c | 5 ++++- drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c | 2 +- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c index ec36c0e28388..e04216ec7ee1 100644 --- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c +++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c @@ -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; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c index d66febe1aa60..bd4ca681e260 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c @@ -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); -- 2.30.2