[Mesa-dev] [PATCH v4 17/18] intel/blorp: Allow BLORP calls to be predicated

[Nanley Chery]

Signed-off-by: Nanley Chery <nanley.g.chery at intel.com>
---
 src/intel/blorp/blorp.h           | 3 +++
 src/intel/blorp/blorp_genX_exec.h | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/src/intel/blorp/blorp.h b/src/intel/blorp/blorp.h
index d5226c2248..1e96fb42b0 100644
--- a/src/intel/blorp/blorp.h
+++ b/src/intel/blorp/blorp.h
@@ -75,6 +75,9 @@ enum blorp_batch_flags {
     * hardware.
     */
    BLORP_BATCH_NO_EMIT_DEPTH_STENCIL = (1 << 0),
+
+   /* This flag indicates that the blorp call should be predicated. */
+   BLORP_BATCH_PREDICATE_ENABLE      = (1 << 1),
 };
 
 struct blorp_batch {
diff --git a/src/intel/blorp/blorp_genX_exec.h b/src/intel/blorp/blorp_genX_exec.h
index 91c0756bf3..93534169ef 100644
--- a/src/intel/blorp/blorp_genX_exec.h
+++ b/src/intel/blorp/blorp_genX_exec.h
@@ -1543,6 +1543,9 @@ blorp_exec(struct blorp_batch *batch, const struct blorp_params *params)
    blorp_emit(batch, GENX(3DPRIMITIVE), prim) {
       prim.VertexAccessType = SEQUENTIAL;
       prim.PrimitiveTopologyType = _3DPRIM_RECTLIST;
+#if GEN_GEN >= 7
+      prim.PredicateEnable = batch->flags & BLORP_BATCH_PREDICATE_ENABLE;
+#endif
       prim.VertexCountPerInstance = 3;
       prim.InstanceCount = params->num_layers;
    }
-- 
2.13.3