[PATCH v2 1/1] drm/amdgpu: Use device wedged event

[André Almeida]

Use DRM's device wedged event to notify userspace that a reset had
happened. For now, only use `none` method meant for telemetry
capture.

In the future we might want to report a recovery method if the reset didn't
succeed.

Acked-by: Shashank Sharma <shashank.sha...@amd.com>
Signed-off-by: André Almeida <andrealm...@igalia.com>
---
v2: Only report reset if reset succeeded
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 96316111300a..b0079d66d9e6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -6057,6 +6057,10 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
                dev_info(adev->dev, "GPU reset end with ret = %d\n", r);
 
        atomic_set(&adev->reset_domain->reset_res, r);
+
+       if (r)
+               drm_dev_wedged_event(adev_to_drm(adev), 
DRM_WEDGE_RECOVERY_NONE);
+
        return r;
 }
 
-- 
2.47.1