[AMD Official Use Only - Internal Distribution Only]
Tested-by: changzhu <Changfeng.Zhu@xxxxxxx>
BR,
Changfeng.
-----Original Message-----
From: Zhu, James <James.Zhu@xxxxxxx>
Sent: Tuesday, April 14, 2020 8:05 PM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhu, James <James.Zhu@xxxxxxx>; Zhu, Changfeng <Changfeng.Zhu@xxxxxxx>
Subject: [PATCH] drm/amdgpu/vcn: fix gfxoff issue
Turn off gfxoff control when vcn is gated.
Signed-off-by: James Zhu <James.Zhu@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index dab34f6..aa9a7a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -369,9 +369,11 @@ void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
cancel_delayed_work_sync(&adev->vcn.idle_work);
mutex_lock(&adev->vcn.vcn_pg_lock);
- amdgpu_gfx_off_ctrl(adev, false);
- amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
- AMD_PG_STATE_UNGATE);
+ if (adev->vcn.cur_state == AMD_PG_STATE_GATE) {
+ amdgpu_gfx_off_ctrl(adev, false);
+ amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
+ AMD_PG_STATE_UNGATE);
+ }
if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
struct dpg_pause_state new_state;
--
2.7.4
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