Re: [RFC QEMU PATCH 08/18] virtio-gpu: Initialize Venus

[Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx>]

On 3/24/23 16:22, Huang Rui wrote:
> On Thu, Mar 16, 2023 at 07:14:47AM +0800, Dmitry Osipenko wrote:
>> On 3/13/23 18:55, Huang Rui wrote:
>>> On Mon, Mar 13, 2023 at 01:51:03AM +0800, Dmitry Osipenko wrote:
>>>> On 3/12/23 12:22, Huang Rui wrote:
>>>>> From: Antonio Caggiano <antonio.caggiano@xxxxxxxxxxxxx>
>>>>>
>>>>> Request Venus when initializing VirGL.
>>>>>
>>>>> Signed-off-by: Antonio Caggiano <antonio.caggiano@xxxxxxxxxxxxx>
>>>>> ---
>>>>>  hw/display/virtio-gpu-virgl.c | 4 ++++
>>>>>  1 file changed, 4 insertions(+)
>>>>>
>>>>> diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c
>>>>> index fe03dc916f..f5ce206b93 100644
>>>>> --- a/hw/display/virtio-gpu-virgl.c
>>>>> +++ b/hw/display/virtio-gpu-virgl.c
>>>>> @@ -803,7 +803,11 @@ int virtio_gpu_virgl_init(VirtIOGPU *g)
>>>>>  {
>>>>>      int ret;
>>>>>  
>>>>> +#ifdef VIRGL_RENDERER_VENUS
>>>>> +    ret = virgl_renderer_init(g, VIRGL_RENDERER_VENUS, 
>>>>> &virtio_gpu_3d_cbs);
>>>>> +#else
>>>>>      ret = virgl_renderer_init(g, 0, &virtio_gpu_3d_cbs);
>>>>> +#endif
>>>>
>>>> Note that Venus now requires VIRGL_RENDERER_RENDER_SERVER flag to be
>>>> set. Please test the patches with the latest virglrenderer and etc.
>>>>
>>>> The #ifdef also doesn't allow adding new flags, it should look like:
>>>>
>>>> #ifdef VIRGL_RENDERER_VENUS
>>>>     flags |= VIRGL_RENDERER_RENDER_SERVER;
>>>> #endif
>>>>
>>>>     ret = virgl_renderer_init(g, flags, &virtio_gpu_3d_cbs);
>>>
>>> In fact, we have rebased to the latest virglrenderer:
>>>
>>> We check both VIRGL_RENDERER_RENDER_SERVER or VIRGL_RENDERER_VENUS in
>>> virglrenderer, alternative of them works.
>>>
>>> https://gitlab.freedesktop.org/rui/virglrenderer/-/commit/c1322a8a84379b1ef7939f56c6761b0114716f45
>>
>> All the extra changes you made to virglrenderer that Qemu depends on
>> need to go upstream. Please open all the relevant merge requests. Thanks!
>>
> 
> Dmitry, sorry to late response, I have created relevant merge requests
> below:
> 
> Virglrenderer:
> https://gitlab.freedesktop.org/virgl/virglrenderer/-/merge_requests/1068
> 
> Mesa:
> https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22108
> 
> I'd appreciate any comments. :-)

Thanks, Ray. I'll try to get to the patches soon.


-- 
Best regards,
Dmitry