[PATCH v6 1/2] drm/amdgpu: add debugfs for reset registers list

Christian König christian.koenig at amd.com
Thu Feb 17 10:43:33 UTC 2022



Am 17.02.22 um 11:09 schrieb Lazar, Lijo:
>
>
> On 2/17/2022 3:34 PM, Christian König wrote:
>>
>> [SNIP]
>
> Is this passed to core memory management by a component like drm or ttm?

The dependency comes from multiple directions. But yes, both DRM core as 
well as TTM have that restriction.

Additional to that we have dependencies through userptr etc...

>
> I thought reset was mainly internal/contained to device level as we 
> reset for multiple reasons and system as whole shouldn't be affected.

No, device reset is vital for core memory management. Otherwise the 
whole memory management concept wouldn't work.

Regards,
Christian.

>
> Thanks,
> Lijo
>
>> Regards,
>> Christian.



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