[PATCH v7 7/9] drm/virtio: Improve DMA API usage for shmem BOs

Gerd Hoffmann
2022-07-06T07:13:01Z

Hi,

> Gerd, thank you very much! It's was indeed unclear to me how to test
the
> MMIO GPU, but yours variant with microvm works! I was looking for trying
> aarch64 in the past, but it also was unclear how to do it since there is
> no DT support for the VirtIO-GPU, AFAICS.

aarch64 uses acpi by default (can be disabled via 'qemu -no-acpi').
Not fully sure about arm(v7).

Even with DT it should work because DT only describes the virtio-mmio
'slots', not the actual virtio devices.

> There is no virgl support because it's a virtio-gpu-device and not
> virtio-gpu-device-gl that is PCI-only in Qemu. Hence everything seems good.

It's named 'virtio-gpu-gl-device'

take care,
  Gerd