From: Marek Olšák Date: Fri, 15 Aug 2014 20:45:10 +0000 (+0200) Subject: radeonsi: set PARTIAL_VS_WAVE(0) when appropriate X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4be7ff5567fd200ab1a57c66f6003e99e2c5d7a7;p=mesa.git radeonsi: set PARTIAL_VS_WAVE(0) when appropriate Reviewed-by: Alex Deucher Reviewed-by: Michel Dänzer --- diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index 2e999f6d186..f5d65508340 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -389,6 +389,7 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, /* SWITCH_ON_EOP(0) is always preferable. */ bool wd_switch_on_eop = false; bool ia_switch_on_eop = false; + bool partial_vs_wave = false; /* This is a hardware requirement. */ if ((rs && rs->line_stipple_enable) || @@ -397,6 +398,10 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, wd_switch_on_eop = true; } + if (sctx->b.streamout.streamout_enabled || + sctx->b.streamout.prims_gen_query_enabled) + partial_vs_wave = true; + if (sctx->b.chip_class >= CIK) { /* WD_SWITCH_ON_EOP has no effect on GPUs with less than * 4 shader engines. Set 1 to pass the assertion below. @@ -421,7 +426,7 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, } return S_028AA8_SWITCH_ON_EOP(ia_switch_on_eop) | - S_028AA8_PARTIAL_VS_WAVE_ON(1) | + S_028AA8_PARTIAL_VS_WAVE_ON(partial_vs_wave) | S_028AA8_PRIMGROUP_SIZE(primgroup_size - 1) | S_028AA8_WD_SWITCH_ON_EOP(sctx->b.chip_class >= CIK ? wd_switch_on_eop : 0); }