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drm/amdgpu: Clear overflow for SRIOV

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For VF, it doesn't have the permission to clear overflow, clear the bit
by reset.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Emily Deng
2025-04-08 20:25:43 +08:00
committed by Alex Deucher
parent fb20954c97
commit 5ae4591f4e
4 changed files with 24 additions and 4 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_ih.h
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@@ -72,6 +72,7 @@ struct amdgpu_ih_ring {
/* For waiting on IH processing at checkpoint. */
wait_queue_head_t wait_process;
uint64_t processed_timestamp;
bool overflow;
};
/* return true if time stamp t2 is after t1 with 48bit wrap around */