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drm/amdgpu: fix IB test MCBP bug

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1)for gfx IB test we shouldn't insert DE meta data

2)we should make sure IB test finished before we
send event 3 to hypervisor otherwise the IDLE from
event 3 will preempt IB test, which is not designed
as a compatible structure for MCBP

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu
2020-02-20 11:05:36 +08:00
committed by Alex Deucher
parent f091c1c70e
commit 752c683dbb
5 changed files with 9 additions and 6 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -3193,6 +3193,12 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
flush_delayed_work(&adev->delayed_init_work);
adev->shutdown = true;
/* make sure IB test finished before entering exclusive mode
* to avoid preemption on IB test
* */
if (amdgpu_sriov_vf(adev))
amdgpu_virt_request_full_gpu(adev, false);
/* disable all interrupts */
amdgpu_irq_disable_all(adev);
if (adev->mode_info.mode_config_initialized){