The Etnaviv Gallium3D driver within Mesa has long been focused on reverse engineering and supporting Vivante graphics IP found in various SoCs. That driver has worked out well for open-source OpenGL support for Vivante graphics while more recently Etnaviv has begun tackling Vivante neural processing unit (NPU) support that is beginning to be found in various SoCs…

Source: Phoronix – Etnaviv NPU Support Coming Together, Mesa Upstreaming Next