[PATCH v12] drm/amdgpu: add drm buddy support to amdgpu

[Arunpravin Paneer Selvam]

On 5/2/2022 8:41 PM, Mike Lothian wrote:
> On Wed, 27 Apr 2022 at 12:55, Mike Lothian <mike at fireburn.co.uk> wrote:
>> On Tue, 26 Apr 2022 at 17:36, Christian König <christian.koenig at amd.com> wrote:
>>> Hi Mike,
>>>
>>> sounds like somehow stitching together the SG table for PRIME doesn't
>>> work any more with this patch.
>>>
>>> Can you try with P2P DMA disabled?
>> -CONFIG_PCI_P2PDMA=y
>> +# CONFIG_PCI_P2PDMA is not set
>>
>> If that's what you're meaning, then there's no difference, I'll upload
>> my dmesg to the gitlab issue
>>
>>> Apart from that can you take a look Arun?
>>>
>>> Thanks,
>>> Christian.
> Hi
>
> Have you had any success in replicating this?
Hi Mike,
I couldn't replicate on my Raven APU machine. I see you have 2 cards 
initialized, one is Renoir
and the other is Navy Flounder. Could you give some more details, are 
you running Gravity Mark
on Renoir and what is your system RAM configuration?
>
> Cheers
>
> Mike