1 files changed, 76 insertions, 0 deletions
diff --git a/src/gallium/drivers/v3d/v3dx_job.c b/src/gallium/drivers/v3d/v3dx_job.c
new file mode 100644
index 00000000000..5e1a345b170
--- /dev/null
+++ b/src/gallium/drivers/v3d/v3dx_job.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright © 2014-2017 Broadcom
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/** @file v3dx_job.c
+ *
+ * V3D version-specific functions for submitting VC5 render jobs to the
+ * kernel.
+ */
+
+#include "v3d_context.h"
+#include "broadcom/cle/v3dx_pack.h"
+
+void v3dX(bcl_epilogue)(struct vc5_context *vc5, struct vc5_job *job)
+{
+                vc5_cl_ensure_space_with_branch(&job->bcl,
+                                                cl_packet_length(OCCLUSION_QUERY_COUNTER) +
+#if V3D_VERSION >= 41
+                                                cl_packet_length(TRANSFORM_FEEDBACK_SPECS) +
+#endif
+                                                cl_packet_length(INCREMENT_SEMAPHORE) +
+                                                cl_packet_length(FLUSH_ALL_STATE));
+
+                if (job->oq_enabled) {
+                        /* Disable the OQ at the end of the CL, so that the
+                         * draw calls at the start of the CL don't inherit the
+                         * OQ counter.
+                         */
+                        cl_emit(&job->bcl, OCCLUSION_QUERY_COUNTER, counter);
+                }
+
+                /* Disable TF at the end of the CL, so that the next job to be
+                 * run doesn't start out trying to write TF primitives.  On
+                 * V3D 3.x, it's only the TF primitive mode that triggers TF
+                 * writes.
+                 */
+#if V3D_VERSION >= 41
+                if (job->tf_enabled) {
+                        cl_emit(&job->bcl, TRANSFORM_FEEDBACK_SPECS, tfe) {
+                                tfe.enable = false;
+                        };
+                }
+#endif /* V3D_VERSION >= 41 */
+
+                /* Increment the semaphore indicating that binning is done and
+                 * unblocking the render thread.  Note that this doesn't act
+                 * until the FLUSH completes.
+                 */
+                cl_emit(&job->bcl, INCREMENT_SEMAPHORE, incr);
+
+                /* The FLUSH_ALL emits any unwritten state changes in each
+                 * tile.  We can use this to reset any state that needs to be
+                 * present at the start of the next tile, as we do with
+                 * OCCLUSION_QUERY_COUNTER above.
+                 */
+                cl_emit(&job->bcl, FLUSH_ALL_STATE, flush);
+}