iris: Only use surface for gl_NumWorkGroups when needed
First patch deals with the binding table slot, don't have one if we don't need. Second patch deals with uploading the grid information and the surface state.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
First patch deals with the binding table slot, don't have one if we don't need. Second patch deals with uploading the grid information and the surface state.