diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state_draw.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index 1aa5456f6a1..3b606b2c7dc 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -223,6 +223,7 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, struct si_state_rasterizer *rs = sctx->queued.named.rasterizer; unsigned prim = info->mode; unsigned primgroup_size = 128; /* recommended without a GS */ + unsigned max_primgroup_in_wave = 2; /* SWITCH_ON_EOP(0) is always preferable. */ bool wd_switch_on_eop = false; @@ -296,6 +297,13 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, if (sctx->b.screen->info.max_se > 2 && !wd_switch_on_eop) ia_switch_on_eoi = true; + /* Required by Hawaii and, for some special cases, by VI. */ + if (ia_switch_on_eoi && + (sctx->b.family == CHIP_HAWAII || + (sctx->b.chip_class == VI && + (sctx->gs_shader.cso || max_primgroup_in_wave != 2)))) + partial_vs_wave = true; + /* Instancing bug on Bonaire. */ if (sctx->b.family == CHIP_BONAIRE && ia_switch_on_eoi && (info->indirect || info->instance_count > 1)) @@ -319,7 +327,8 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, S_028AA8_PARTIAL_ES_WAVE_ON(partial_es_wave) | S_028AA8_PRIMGROUP_SIZE(primgroup_size - 1) | S_028AA8_WD_SWITCH_ON_EOP(sctx->b.chip_class >= CIK ? wd_switch_on_eop : 0) | - S_028AA8_MAX_PRIMGRP_IN_WAVE(sctx->b.chip_class >= VI ? 2 : 0); + S_028AA8_MAX_PRIMGRP_IN_WAVE(sctx->b.chip_class >= VI ? + max_primgroup_in_wave : 0); } static unsigned si_get_ls_hs_config(struct si_context *sctx, |