[PATCH] drm/amdgpu: Print UTCL2 client ID on a gpuvm fault
Christian König
ckoenig.leichtzumerken at gmail.com
Mon Apr 6 19:02:08 UTC 2020
Am 06.04.20 um 20:46 schrieb Alex Deucher:
> On Mon, Apr 6, 2020 at 1:42 PM Oak Zeng <Oak.Zeng at amd.com> wrote:
>> UTCL2 client ID is useful information to get which
>> UTCL2 client caused the gpuvm fault. Print it out
>> for debug purpose
>>
>> Change-Id: I733d0127b0ee53aa788f194cefa53cbb55b49c11
>> Signed-off-by: Oak Zeng <Oak.Zeng at amd.com>
> Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>
>
>
>> ---
>> drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 3 +++
>> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 3 +++
>> 2 files changed, 6 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
>> index 78d769e..94a6096 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
>> @@ -170,6 +170,9 @@ static int gmc_v10_0_process_interrupt(struct amdgpu_device *adev,
>> dev_err(adev->dev,
>> "GCVM_L2_PROTECTION_FAULT_STATUS:0x%08X\n",
>> status);
>> + dev_err(adev->dev, "\t Faulty UTCL2 client ID: 0x%lx\n",
>> + REG_GET_FIELD(status,
>> + GCVM_L2_PROTECTION_FAULT_STATUS, CID));
>> dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n",
>> REG_GET_FIELD(status,
>> GCVM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS));
>> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>> index 8606f87..fecdbc4 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
>> @@ -362,6 +362,9 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev,
>> dev_err(adev->dev,
>> "VM_L2_PROTECTION_FAULT_STATUS:0x%08X\n",
>> status);
>> + dev_err(adev->dev, "\t Faulty UTCL2 client ID: 0x%lx\n",
>> + REG_GET_FIELD(status,
>> + VM_L2_PROTECTION_FAULT_STATUS, CID));
>> dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n",
>> REG_GET_FIELD(status,
>> VM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS));
>> --
>> 2.7.4
>>
>> _______________________________________________
>> amd-gfx mailing list
>> amd-gfx at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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