freedreno/a6xx: don't allocate binning rb

Now that a single cmdstream is used for both binning and draw passes, we
can skip allocation of cmdstream buffer for binning.

Signed-off-by: Rob Clark <robdclark@gmail.com>

diff --git a/src/gallium/drivers/freedreno/freedreno_batch.c b/src/gallium/drivers/freedreno/freedreno_batch.c
index a714d97..487176c 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_batch.c
+++ b/src/gallium/drivers/freedreno/freedreno_batch.c
@@ -56,12 +56,15 @@ batch_init(struct fd_batch *batch)
 
        batch->draw    = fd_ringbuffer_new(ctx->pipe, size);
        if (!batch->nondraw) {
-               batch->binning = fd_ringbuffer_new(ctx->pipe, size);
                batch->gmem    = fd_ringbuffer_new(ctx->pipe, size);
 
                fd_ringbuffer_set_parent(batch->gmem, NULL);
                fd_ringbuffer_set_parent(batch->draw, batch->gmem);
-               fd_ringbuffer_set_parent(batch->binning, batch->gmem);
+
+               if (ctx->screen->gpu_id < 600) {
+                       batch->binning = fd_ringbuffer_new(ctx->pipe, size);
+                       fd_ringbuffer_set_parent(batch->binning, batch->gmem);
+               }
        } else {
                fd_ringbuffer_set_parent(batch->draw, NULL);
        }
@@ -131,7 +134,8 @@ batch_fini(struct fd_batch *batch)
 
        fd_ringbuffer_del(batch->draw);
        if (!batch->nondraw) {
-               fd_ringbuffer_del(batch->binning);
+               if (batch->binning)
+                       fd_ringbuffer_del(batch->binning);
                fd_ringbuffer_del(batch->gmem);
        } else {
                debug_assert(!batch->binning);