unsigned num_subdraws = DIV_ROUND_UP(num_prims, SPLIT_PRIMS_PACKET_LEVEL);
unsigned need_compute_dw = 11 /* shader */ + 34 /* first draw */ +
24 * (num_subdraws - 1) + /* subdraws */
- 20; /* leave some space at the end */
+ 30; /* leave some space at the end */
unsigned need_gfx_dw = si_get_minimum_num_gfx_cs_dwords(sctx);
if (sctx->chip_class <= GFX7 || FORCE_REWIND_EMULATION)