From f251fd7bf5041330402edbdb5744c37b10a997c8 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Tue, 20 Aug 2019 20:58:18 -0400 Subject: [PATCH] radeonsi/gfx10: don't initialize VGT_INSTANCE_STEP_RATE_0 Only gfx9 and older use it to get InstanceID in VGPR1. Reviewed-by: Pierre-Eric Pelloux-Prayer --- src/gallium/drivers/radeonsi/si_state.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index 566954b1887..8c47002c99f 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -5429,7 +5429,8 @@ static void si_init_config(struct si_context *sctx) 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); + if (sscreen->info.chip_class <= GFX9) + si_pm4_set_reg(pm4, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 1); if (!has_clear_state) si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0); if (sctx->chip_class < GFX7) -- 2.30.2