Panfrost Lands Valhall Driver Code For Mesa 22.2

The Panfrost open-source, reverse-engineered Arm Mali driver stack so far has been focused on Midgard and Bifrost architectures but the newer Valhall graphics support is beginning to materialize. Since last year the developers involved have been working heavy on reverse engineering and bringing up Valhall. More of that Valhall driver support landed today...