1/*
2 * Copyright © 2014-2017 Broadcom
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24/** @file v3dx_job.c
25 *
26 * V3D version-specific functions for submitting VC5 render jobs to the
27 * kernel.
28 */
29
30#include "v3d_context.h"
31#include "broadcom/cle/v3dx_pack.h"
32
33void v3dX(bcl_epilogue)(struct v3d_context *v3d, struct v3d_job *job)
34{
35                v3d_cl_ensure_space_with_branch(&job->bcl,
36#if V3D_VERSION >= 41
37                                                cl_packet_length(TRANSFORM_FEEDBACK_SPECS) +
38#endif
39                                                cl_packet_length(FLUSH));
40
41                /* Disable TF at the end of the CL, so that the TF block
42                 * cleans up and finishes before it gets reset by the next
43                 * frame's tile binning mode cfg packet. (SWVC5-718).
44                 */
45#if V3D_VERSION >= 41
46                if (job->tf_enabled) {
47                        cl_emit(&job->bcl, TRANSFORM_FEEDBACK_SPECS, tfe) {
48                                tfe.enable = false;
49                        };
50                }
51#endif /* V3D_VERSION >= 41 */
52
53                /* We just FLUSH here to tell the HW to cap the bin CLs with a
54                 * return.  Any remaining state changes won't be flushed to
55                 * the bins first -- you would need FLUSH_ALL for that, but
56                 * the HW for hasn't been validated
57                 */
58                cl_emit(&job->bcl, FLUSH, flush);
59}
60