freedreno: avoid no-op flushes by re-using last-fence

[mesa.git] / src / gallium / drivers / freedreno / freedreno_resource.c

diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c
index 759ae7d28ae6f4f4926178265c8dbf7747bbb154..54d738589626a6d2d3235f05f14afc5302121303 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_resource.c
+++ b/src/gallium/drivers/freedreno/freedreno_resource.c
@@ -35,6 +35,7 @@
 
 #include "freedreno_resource.h"
 #include "freedreno_batch_cache.h"
+#include "freedreno_fence.h"
 #include "freedreno_screen.h"
 #include "freedreno_surface.h"
 #include "freedreno_context.h"
@@ -1070,6 +1071,8 @@ void
 fd_blitter_pipe_begin(struct fd_context *ctx, bool render_cond, bool discard,
                enum fd_render_stage stage)
 {
+       fd_fence_ref(ctx->base.screen, &ctx->last_fence, NULL);
+
        util_blitter_save_fragment_constant_buffer_slot(ctx->blitter,
                        ctx->constbuf[PIPE_SHADER_FRAGMENT].cb);
        util_blitter_save_vertex_buffer_slot(ctx->blitter, ctx->vtx.vertexbuf.vb);