[Intel-gfx] [PATCH v10 03/11] drm/ttm: Add a generic TTM memcpy move for page-based iomem

[Thomas Hellström]

Hi!

On 8/30/21 8:16 AM, Christian König wrote:
> Am 30.08.21 um 03:54 schrieb Dave Airlie:
>> I've just been talking with Ben about nouveau having some issues since
>> this path,
>>
>> ttm_resource can be subclassed by drivers, and the code below that
>> copies ttm_resources around pretty much seems to destroy that.
>>
>>
>>> +       struct ttm_resource *src_mem = &bo->mem;
>>> +       struct ttm_resource_manager *src_man =
>>> +               ttm_manager_type(bdev, src_mem->mem_type);
>>> +       struct ttm_resource src_copy = *src_mem;
>> This here ^^
>
> Mhm, that's most likely a rebase/merge conflict between my change to 
> subclass ttm_resource which came in through the drm-misc-next tree and 
> Thomas change here.
>
> Thomas can you take a look?
>
> Thanks,
> Christian.
>
Posted a patch.

Ben, it would be great if you could help give it a try to verify that it 
works. I'll give it a try on vmwgfx later today if I can get it running. 
Looks like VMware mesa is broken on Fedora..

/Thomas