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| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2019-10-11 10:32:59 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-15 15:51:11 -0400 |
| commit | ed606f8a346b9040008794a261b43902818efd7b (patch) | |
| tree | 8a787f843dc66808bdbf3ae5ad05e6a1e99a75e3 /drivers/gpu/drm/amd | |
| parent | 06f7f57e87d09900a7c3109a357b73521ab40771 (diff) | |
| download | linux-ed606f8a346b9040008794a261b43902818efd7b.tar.bz2 | |
dmr/amdgpu: Fix crash on SRIOV for ERREVENT_ATHUB_INTERRUPT interrupt.
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>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 49bdee9d9fad..6220394521e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -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"); |