diff options
| author | Jingwen Chen <Jingwen.Chen2@amd.com> | 2021-03-05 09:06:34 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-03-05 23:12:29 +0300 |
| commit | 3c73683c2394891ef3076718fbdba162040bedf1 (patch) | |
| tree | 082c148f78033e8daf5a6cb42f5443aa888cb7ef /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | 8f211fe8ac7c4f334ef5b38d32228cc7eb2a1643 (diff) | |
| download | linux-3c73683c2394891ef3076718fbdba162040bedf1.tar.xz | |
drm/amd/amdgpu: add fini virt data exchange to ip_suspend
[Why]
when try to shutdown guest vm in sriov mode, virt data
exchange is not fini. After vram lost, trying to write
vram could hang cpu.
[How]
add fini virt data exchange in ip_suspend
Signed-off-by: Jingwen Chen <Jingwen.Chen2@amd.com>
Reviewed-by: Jack Zhang <Jack.Zhang1@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 | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 9269a19332eb..b79210db293a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2776,8 +2776,10 @@ int amdgpu_device_ip_suspend(struct amdgpu_device *adev) { int r; - if (amdgpu_sriov_vf(adev)) + if (amdgpu_sriov_vf(adev)) { + amdgpu_virt_fini_data_exchange(adev); amdgpu_virt_request_full_gpu(adev, false); + } r = amdgpu_device_ip_suspend_phase1(adev); if (r) |