[PATCH 1/3] drm/amdgpu: Refuse to create a KMS FB for non-P2P exported dma-bufs
Christian König
christian.koenig at amd.com
Mon Feb 26 16:53:41 UTC 2024
Am 26.02.24 um 17:50 schrieb Michel Dänzer:
> On 2024-02-26 17:46, Michel Dänzer wrote:
>> On 2024-02-26 17:34, Christian König wrote:
>>
>>> My question is why has it worked so far? I mean we are not doing this since yesterday and the problem only shows up now?
>> Yes, Wayland compositors are only starting to try and make use of this now.
> To expand on this, mutter will want to do something like this as well sooner or later. I suspect it's the same for others like kwin, sway etc.
Yeah, but we have done similar things with X decades before. E.g.
basically the client sends a BO to the server for displaying it.
Why we suddenly have to juggle with the fact that it is DMA-buf shared
with another device? This has worked for at least a decade before.
Regards,
Christian.
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