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-rw-r--r--include/os/linux/cde_gm20b.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/include/os/linux/cde_gm20b.c b/include/os/linux/cde_gm20b.c
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1/*
2 * GM20B CDE
3 *
4 * Copyright (c) 2015-2018, NVIDIA CORPORATION. All rights reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#include <nvgpu/gk20a.h>
26
27#include "cde_gm20b.h"
28
29enum programs {
30 PROG_HPASS = 0,
31 PROG_VPASS_LARGE = 1,
32 PROG_VPASS_SMALL = 2,
33 PROG_HPASS_DEBUG = 3,
34 PROG_VPASS_LARGE_DEBUG = 4,
35 PROG_VPASS_SMALL_DEBUG = 5,
36 PROG_PASSTHROUGH = 6,
37};
38
39void gm20b_cde_get_program_numbers(struct gk20a *g,
40 u32 block_height_log2,
41 u32 shader_parameter,
42 int *hprog_out, int *vprog_out)
43{
44 int hprog = PROG_HPASS;
45 int vprog = (block_height_log2 >= 2) ?
46 PROG_VPASS_LARGE : PROG_VPASS_SMALL;
47 if (shader_parameter == 1) {
48 hprog = PROG_PASSTHROUGH;
49 vprog = PROG_PASSTHROUGH;
50 } else if (shader_parameter == 2) {
51 hprog = PROG_HPASS_DEBUG;
52 vprog = (block_height_log2 >= 2) ?
53 PROG_VPASS_LARGE_DEBUG :
54 PROG_VPASS_SMALL_DEBUG;
55 }
56
57 *hprog_out = hprog;
58 *vprog_out = vprog;
59}