[PATCH] drm/xe: Add engine name to the engine reset and cat-err log

[Nirmoy Das]

Hi Michal,

On 4/25/2024 9:15 PM, Michal Wajdeczko wrote:
>
> On 25.04.2024 19:46, Matthew Brost wrote:
>> On Thu, Apr 25, 2024 at 02:18:56PM +0200, Nirmoy Das wrote:
>>> Add engine name to the engine reset and cat error log
>>> which should be useful while debugging.
>>>
>>> Signed-off-by: Nirmoy Das<nirmoy.das at intel.com>
>>> ---
>>>   drivers/gpu/drm/xe/xe_guc_submit.c | 5 +++--
>>>   1 file changed, 3 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/xe/xe_guc_submit.c b/drivers/gpu/drm/xe/xe_guc_submit.c
>>> index c7d38469fb46..245e29d095c0 100644
>>> --- a/drivers/gpu/drm/xe/xe_guc_submit.c
>>> +++ b/drivers/gpu/drm/xe/xe_guc_submit.c
>>> @@ -1655,7 +1655,7 @@ int xe_guc_exec_queue_reset_handler(struct xe_guc *guc, u32 *msg, u32 len)
>>>   	if (unlikely(!q))
>>>   		return -EPROTO;
>>>   
>>> -	drm_info(&xe->drm, "Engine reset: guc_id=%d", guc_id);
>>> +	drm_info(&xe->drm, "Engine reset: name=%s, guc_id=%d", q->hwe->name, guc_id);
>> I don't think q->hwe->name name is useful as it might not actually be
>> exec queue is running. I'd drop that, and replace with string indicating
>> the hardware engine class.
> and maybe it's also a good time to switch into GT-oriented logs:
>
> -	struct xe_device *xe = guc_to_xe(guc);
> +	struct xe_gt *gt = guc_to_gt(guc);
>
> 	xe_gt_info(gt, "Engine reset....

Yes, gt log will throw more useful info. I will switch to 
xe_gt_info/xe_gt_dbg.

Thanks,

Nirmoy

>
>>>   
>>>   	/* FIXME: Do error capture, most likely async */
>>>   
>>> @@ -1690,7 +1690,8 @@ int xe_guc_exec_queue_memory_cat_error_handler(struct xe_guc *guc, u32 *msg,
>>>   	if (unlikely(!q))
>>>   		return -EPROTO;
>>>   
>>> -	drm_dbg(&xe->drm, "Engine memory cat error: guc_id=%d", guc_id);
>>> +	drm_dbg(&xe->drm, "Engine memory cat error: name=%s, guc_id=%d",
>>> +		q->hwe->name, guc_id);
>> Same here.
>>
>> Matt
>>
>>>   	trace_xe_exec_queue_memory_cat_error(q);
>>>   
>>>   	/* Treat the same as engine reset */
>>> -- 
>>> 2.42.0
>>>
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