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From c0b868e246292085d5b39adab3b84a99d7c13972 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Thu, 25 Apr 2019 15:38:25 +0800
Subject: [PATCH 1837/2940] drm/amdgpu: power down the Vega20 VCE engine on
request
Power down the engine also along with disabling its DPM
functionality.
Change-Id: Ia0940b40d01da84269621d8a914c923fbf1b7da4
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index abd3df9a0211..91e26f8b3758 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -3478,7 +3478,18 @@ static void vega20_power_gate_vce(struct pp_hwmgr *hwmgr, bool bgate)
return ;
data->vce_power_gated = bgate;
- vega20_enable_disable_vce_dpm(hwmgr, !bgate);
+ if (bgate) {
+ vega20_enable_disable_vce_dpm(hwmgr, !bgate);
+ amdgpu_device_ip_set_powergating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_GATE);
+ } else {
+ amdgpu_device_ip_set_powergating_state(hwmgr->adev,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_UNGATE);
+ vega20_enable_disable_vce_dpm(hwmgr, !bgate);
+ }
+
}
static void vega20_power_gate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
--
2.17.1
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