[PATCH V3 11/11] accel/amdxdna: Add firmware debug buffer support

Lizhi Hou lizhi.hou at amd.com
Wed Oct 9 23:51:19 UTC 2024


On 10/9/24 09:22, Lizhi Hou wrote:
>
> On 10/4/24 11:33, Jeffrey Hugo wrote:
>> On 9/11/2024 12:06 PM, Lizhi Hou wrote:
>>> User application may allocate a debug buffer and attach it to an NPU
>>> context through the driver. Then the NPU firmware prints its debug
>>> information to this buffer for debugging.
>>
>> I feel like I must be missing something. It looks like this patch 
>> accepts a buffer from the user, and stores it. However I don't see 
>> how the NPU firmware ever learns that this special buffer exists to 
>> then use it.
>
> The debug function is incomplete while I was creating the patch. Thus, 
> I put a line in TODO "Improve debug bo support".
>
> We made progress on this feature. Should I add the code to V4 patch? 
> Or I can add it within future patches.

Discussed this more internally. And we would postpone debug_bo feature. 
Thus, I will  drop this patch for now.


Thanks,

Lizhi

>
>
> Thanks,
>
> Lizhi
>


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