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dmr/amdgpu: Fix crash on SRIOV for ERREVENT_ATHUB_INTERRUPT interrupt.

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Ignre the ERREVENT_ATHUB_INTERRUPT for systems without RAS.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-and-tested-by: Jack Zhang <Jack.Zhang1@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrey Grodzovsky 2019-10-11 10:32:59 -04:00 committed by Alex Deucher
parent 06f7f57e87
commit ed606f8a34
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -1888,6 +1888,12 @@ int amdgpu_ras_fini(struct amdgpu_device *adev)
void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
{
uint32_t hw_supported, supported;
amdgpu_ras_check_supported(adev, &hw_supported, &supported);
if (!hw_supported)
return;
if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) {
DRM_WARN("RAS event of type ERREVENT_ATHUB_INTERRUPT detected!\n");