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.z...@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
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