Re: [PATCH] virtio-gpu: create drm fd based on specified render node path

[Dmitry Osipenko <dmitry.osipenko@collabora.com>]

Hi,

On 12/5/25 21:49, Luqmaan Irshad wrote:
> Added a special callback function called virtio_get_drm_fd to create
> a render node based on the path specified by the user via QEMU command
> line.  This function is called during the virglrenderer callback sequence
> where we specify the get_drm_fd function pointer to call back our
> new function, allowing us to pass the fd of our created render node.
> 
> Based-on: 20251116125641.2255794-1-dmitry.osipenko@collabora.com
> 
> Signed-off-by: Luqmaan Irshad <luirshad@amd.com>
> ---
>  hw/display/virtio-gpu-gl.c     |  4 ++++
>  hw/display/virtio-gpu-virgl.c  | 17 ++++++++++++++++-
>  include/hw/virtio/virtio-gpu.h |  1 +
>  3 files changed, 21 insertions(+), 1 deletion(-)

Do you think it could be possible and worthwhile to make QEMU's EGL
display to use same GPU as virgl automatically? I.e. we tell QEMU/EGL
which GPU to use and then virgl will use same DRM device that backs EGL.

-- 
Best regards,
Dmitry