radeonsi: get InstanceID from VGPR1 (or VGPR2 for tess) instead of VGPR3

[mesa.git] / src / gallium / drivers / radeonsi / si_state.c

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 39494cc1a17a882073302a64e7e4bfa43e4742b9..938e7fb06a91d5b1b8f957179b34c044042ae83c 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -4341,6 +4341,7 @@ static void si_init_config(struct si_context *sctx)
        si_pm4_set_reg(pm4, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
 
        si_pm4_set_reg(pm4, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0);
+       si_pm4_set_reg(pm4, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 1);
        si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0);
        if (sctx->b.chip_class < CIK)
                si_pm4_set_reg(pm4, R_008A14_PA_CL_ENHANCE, S_008A14_NUM_CLIP_SEQ(3) |