RadeonSI Gets Some Tidying Ahead Of Navi/GFX10 Support (Radeon RX 5700 Series)

Well known open-source AMD developer Marek OlAik sent out a set of eight RadeonSI Gallium3D patches this morning that appear mostly mundane and namely come down to some minor code alterations. This work though is in stepping towards the actual Navi/GFX10 support we expect to be dropped incredibly soon...