On Tuesday, May 14th, 2024 at 22:42, Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> wrote: > My experience on Arm platforms is that the KMS drivers offer allocation > for scanout buffers, not render buffers, and mostly using the dumb > allocator API. If the KMS device can scan out YUV natively, YUV buffer > allocation should be supported. Am I missing something here ? Note that dumb buffers are only intended for simple software-rendering use-cases. Anything more complicated (e.g. involving GPU rendering) should use another mechanism.