1 /* $NetBSD: conversion.h,v 1.2 2021/12/18 23:45:00 riastradh Exp $ */
2
3 /*
4 * Copyright 2012-15 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 #ifndef __DAL_CONVERSION_H__
29 #define __DAL_CONVERSION_H__
30
31 #include "include/fixed31_32.h"
32
33 uint16_t fixed_point_to_int_frac(
34 struct fixed31_32 arg,
35 uint8_t integer_bits,
36 uint8_t fractional_bits);
37
38 void convert_float_matrix(
39 uint16_t *matrix,
40 struct fixed31_32 *flt,
41 uint32_t buffer_size);
42
log_2(unsigned int num)43 static inline unsigned int log_2(unsigned int num)
44 {
45 return ilog2(num);
46 }
47
48 #endif
49