Re: [PATCH v6 0/3] Add sync object UAPI support to VirtIO-GPU driver

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On 5/3/23 09:51, Gerd Hoffmann wrote:
> On Mon, May 01, 2023 at 06:38:45PM +0300, Dmitry Osipenko wrote:
>> On 4/16/23 14:52, Dmitry Osipenko wrote:
>>> We have multiple Vulkan context types that are awaiting for the addition
>>> of the sync object DRM UAPI support to the VirtIO-GPU kernel driver:
>>>
>>>  1. Venus context
>>>  2. Native contexts (virtio-freedreno, virtio-intel, virtio-amdgpu)
>>>
>>> Mesa core supports DRM sync object UAPI, providing Vulkan drivers with a
>>> generic fencing implementation that we want to utilize.
>>>
>>> This patch adds initial sync objects support. It creates fundament for a
>>> further fencing improvements. Later on we will want to extend the VirtIO-GPU
>>> fencing API with passing fence IDs to host for waiting, it will be a new
>>> additional VirtIO-GPU IOCTL and more. Today we have several VirtIO-GPU context
>>> drivers in works that require VirtIO-GPU to support sync objects UAPI.
>>>
>>> The patch is heavily inspired by the sync object UAPI implementation of the
>>> MSM driver.
>>
>> Gerd, do you have any objections to merging this series?
> 
> No objections.  Can't spot any issues, but I also don't follow drm close
> enough to be able to review the sync object logic in detail.
> 
> Acked-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>

Thanks, I'll work with Gurchetan on resolving his questions and will
apply the patches as soon as he'll give his ack.

-- 
Best regards,
Dmitry




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