diff options
| author | Monk Liu <Monk.Liu@amd.com> | 2020-02-20 11:05:36 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-03-05 00:28:11 -0500 |
| commit | 752c683dbb65592e115886b252714ff41770df32 (patch) | |
| tree | 88ce7350647d001c787e1abe38f341180cc7a806 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | f091c1c70e89adca93c4f4f35dfa0abf90611453 (diff) | |
| download | linux-752c683dbb65592e115886b252714ff41770df32.tar.bz2 | |
drm/amdgpu: fix IB test MCBP bug
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 79a7cb60c2c7..7d4a11d7f5c3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -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){ |