[PATCH 21/21] drm/amdgpu: print the PASID with VM faults on GMC v8

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Except some small nitpicks in patch #3, #4, #5, the series looks ok to 
me, Reviewed-by: Chunming Zhou <david1.zhou at amd.com>


Regards,
David Zhou
On 2018å¹´01æ??10æ?¥ 20:54, Christian König wrote:
> Print that extra information on GMC v8.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 13 +++++++------
>   1 file changed, 7 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> index 287228315b76..5b4f6c1f0993 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> @@ -962,21 +962,21 @@ static void gmc_v8_0_gart_fini(struct amdgpu_device *adev)
>    *
>    * Print human readable fault information (CIK).
>    */
> -static void gmc_v8_0_vm_decode_fault(struct amdgpu_device *adev,
> -				     u32 status, u32 addr, u32 mc_client)
> +static void gmc_v8_0_vm_decode_fault(struct amdgpu_device *adev, u32 status,
> +				     u32 addr, u32 mc_client, unsigned pasid)
>   {
> -	u32 mc_id;
>   	u32 vmid = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS, VMID);
>   	u32 protections = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
>   					PROTECTIONS);
>   	char block[5] = { mc_client >> 24, (mc_client >> 16) & 0xff,
>   		(mc_client >> 8) & 0xff, mc_client & 0xff, 0 };
> +	u32 mc_id;
>   
>   	mc_id = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
>   			      MEMORY_CLIENT_ID);
>   
> -	dev_err(adev->dev, "VM fault (0x%02x, vmid %d) at page %u, %s from '%s' (0x%08x) (%d)\n",
> -	       protections, vmid, addr,
> +	dev_err(adev->dev, "VM fault (0x%02x, vmid %d, pasid %d) at page %u, %s from '%s' (0x%08x) (%d)\n",
> +	       protections, vmid, pasid, addr,
>   	       REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
>   			     MEMORY_CLIENT_RW) ?
>   	       "write" : "read", block, mc_client, mc_id);
> @@ -1404,7 +1404,8 @@ static int gmc_v8_0_process_interrupt(struct amdgpu_device *adev,
>   			addr);
>   		dev_err(adev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
>   			status);
> -		gmc_v8_0_vm_decode_fault(adev, status, addr, mc_client);
> +		gmc_v8_0_vm_decode_fault(adev, status, addr, mc_client,
> +					 entry->pasid);
>   	}
>   
>   	return 0;



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