From: Marek Olšák Date: Mon, 2 Sep 2013 10:57:46 +0000 (+0200) Subject: radeonsi: implement streamout flush properly X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=91ede462222fa7c0d95e0550a31d4fd56a37beac;p=mesa.git radeonsi: implement streamout flush properly 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 3529660645f..e65b0cfa3e7 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -649,10 +649,16 @@ void si_emit_cache_flush(struct r600_common_context *rctx, struct r600_atom *ato radeon_emit(cs, EVENT_TYPE(V_028A90_FLUSH_AND_INV_CB_META) | EVENT_INDEX(0)); } + if (rctx->flags & R600_CONTEXT_STREAMOUT_FLUSH) { + /* Needed if streamout buffers are going to be used as a source. */ + radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0)); + radeon_emit(cs, EVENT_TYPE(V_028A90_VS_PARTIAL_FLUSH) | EVENT_INDEX(4)); + } + rctx->flags = 0; } -const struct r600_atom si_atom_cache_flush = { si_emit_cache_flush, 9 }; /* number of CS dwords */ +const struct r600_atom si_atom_cache_flush = { si_emit_cache_flush, 11 }; /* number of CS dwords */ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) {