[Nouveau] [PATCH] drm/nouveau: init the base GEM fields for internal BOs

[Christian König]

Am 09.06.21 um 19:45 schrieb Mikko Perttunen:
> On 6/9/21 8:29 PM, Christian König wrote:
>> TTMs buffer objects are based on GEM objects for quite a while
>> and rely on initializing those fields before initializing the TTM BO.
>>
>> Noveau now doesn't init the GEM object for internally allocated BOs,
>
> Nouveau
>
>> so make sure that we at least initialize some necessary fields.
>>
>> Signed-off-by: Christian König <christian.koenig at amd.com>
>> ---
>>   drivers/gpu/drm/nouveau/nouveau_bo.c | 6 ++++++
>>   1 file changed, 6 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c 
>> b/drivers/gpu/drm/nouveau/nouveau_bo.c
>> index 520b1ea9d16c..085023624fb0 100644
>> --- a/drivers/gpu/drm/nouveau/nouveau_bo.c
>> +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
>> @@ -149,6 +149,8 @@ nouveau_bo_del_ttm(struct ttm_buffer_object *bo)
>>        */
>>       if (bo->base.dev)
>>           drm_gem_object_release(&bo->base);
>> +    else
>> +        dma_resv_fini(&bo->base._resv);
>>         kfree(nvbo);
>>   }
>> @@ -330,6 +332,10 @@ nouveau_bo_new(struct nouveau_cli *cli, u64 
>> size, int align,
>>       if (IS_ERR(nvbo))
>>           return PTR_ERR(nvbo);
>>   +    nvbo->bo.base.size = size;
>> +    dma_resv_init(&nvbo->bo.base._resv);
>> +    drm_vma_node_reset(&nvbo->bo.base.vma_node);
>> +
>>       ret = nouveau_bo_init(nvbo, size, align, domain, sg, robj);
>>       if (ret)
>>           return ret;
>>
>
> That works, thanks for the fix!
>
> Tested-by: Mikko Perttunen <mperttunen at nvidia.com>

Thanks. Can anybody give me an rb that I can push this to drm-misc-next 
before the weekend?

Regards,
Christian.

>
> Mikko