From: Oak Zeng Date: Mon, 6 Apr 2020 17:11:31 +0000 (-0500) Subject: drm/amdgpu: Print UTCL2 client ID on a gpuvm fault X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d2155a719d8f66d2a3cc3c232ed147d3886b31db;p=linux.git drm/amdgpu: Print UTCL2 client ID on a gpuvm fault UTCL2 client ID is useful information to get which UTCL2 client caused the gpuvm fault. Print it out for debug purpose Signed-off-by: Oak Zeng Reviewed-by: Alex Deucher Reviewed-by: Christian Konig Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index 78d769e136433..94a6096a81f4b 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 8606f877478f8..fecdbc4719834 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));