freedreno/regs: document CS shared storage size bit
@robclark if you wanted me to document the other stuff too (like ldlw
/stlw
wrapping around at 64k), I'm not sure where that would go..
@robclark if you wanted me to document the other stuff too (like ldlw
/stlw
wrapping around at 64k), I'm not sure where that would go..