radv: Emit VGT_GS_ONCHIP_CNTL for tess on GFX10.
Otherwise hangs are possible. This register was already set for GS and NGG.
Fixes: 5eaed7ec "radv/gfx10: enable support for NAVI10, NAVI12 and NAVI14"
Otherwise hangs are possible. This register was already set for GS and NGG.
Fixes: 5eaed7ec "radv/gfx10: enable support for NAVI10, NAVI12 and NAVI14"