freedreno: Use bypass rendering for tessellation

It seems like tiling could work in the Adreno architecture, but we've
only ever seen bypass rendering with tessellation.  For now, let's do
that too.

Signed-off-by: Kristian H. Kristensen <[email protected]>
Acked-by: Eric Anholt <[email protected]>
Reviewed-by: Rob Clark <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gallium/drivers/freedreno/freedreno_gmem.c b/src/gallium/drivers/freedreno/freedreno_gmem.c
index 65ae8b5a825..851abb9c6cc 100644
--- a/src/gallium/drivers/freedreno/freedreno_gmem.c
+++ b/src/gallium/drivers/freedreno/freedreno_gmem.c
@@ -458,6 +458,14 @@ fd_gmem_render_tiles(struct fd_batch *batch)
 			sysmem = true;
 	}
 
+	/* Tessellation doesn't seem to support tiled rendering so fall back to
+	 * bypass.
+	 */
+	if (batch->tessellation) {
+		debug_assert(ctx->emit_sysmem_prep);
+		sysmem = true;
+	}
+
 	fd_reset_wfi(batch);
 
 	ctx->stats.batch_total++;