1 /* $NetBSD: amdgpu_dml_common_defs.c,v 1.2 2021/12/18 23:45:04 riastradh Exp $ */
2
3 /*
4 * Copyright 2017 Advanced Micro Devices, Inc.
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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: AMD
25 *
26 */
27
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: amdgpu_dml_common_defs.c,v 1.2 2021/12/18 23:45:04 riastradh Exp $");
30
31 #include "dml_common_defs.h"
32 #include "dcn_calc_math.h"
33
34 #include "dml_inline_defs.h"
35
dml_round(double a)36 double dml_round(double a)
37 {
38 double round_pt = 0.5;
39 double ceil = dml_ceil(a, 1);
40 double floor = dml_floor(a, 1);
41
42 if (a - floor >= round_pt)
43 return ceil;
44 else
45 return floor;
46 }
47
48
49