From: Evan Quan <evan.quan@xxxxxxx>
This is essentially necessary when uvd/vce dpm is not enabled yet.
Signed-off-by: Evan Quan <evan.quan at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 06471d1a5765..a82a3df0e8d9 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -932,6 +932,21 @@ static int vega20_init_max_sustainable_clocks(struct pp_hwmgr *hwmgr)
return 0;
}
+static void vega20_init_powergate_state(struct pp_hwmgr *hwmgr)
+{
+ struct vega20_hwmgr *data =
+ (struct vega20_hwmgr *)(hwmgr->backend);
+
+ data->uvd_power_gated = true;
+ data->vce_power_gated = true;
+
+ if (data->smu_features[GNLD_DPM_UVD].enabled)
+ data->uvd_power_gated = false;
+
+ if (data->smu_features[GNLD_DPM_VCE].enabled)
+ data->vce_power_gated = false;
+}
+
static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
int result = 0;
@@ -954,6 +969,9 @@ static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
"[EnableDPMTasks] Failed to enable all smu features!",
return result);
+ /* Initialize UVD/VCE powergating state */
+ vega20_init_powergate_state(hwmgr);
+
result = vega20_setup_default_dpm_tables(hwmgr);
PP_ASSERT_WITH_CODE(!result,
"[EnableDPMTasks] Failed to setup default DPM tables!",
--
2.13.6
