[PATCH 3/4] drm/amd/powerplay: fix bug dpm level set by user was reset to auto.
Rex Zhu
Rex.Zhu at amd.com
Fri Dec 23 08:45:51 UTC 2016
Change-Id: Id68b42dbb2c4e9403e097835a6758c9f930b836e
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
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 ec36c0e..e04216e 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 b036064..cdd4969 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
@@ -68,7 +68,7 @@ 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);
--
1.9.1
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