1 /*
2  * Copyright 2017 Advanced Micro Devices, Inc.
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 shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DML_INLINE_DEFS_H__
27 #define __DML_INLINE_DEFS_H__
28 
29 #include "dml_common_defs.h"
30 #include "dcn_calc_math.h"
31 #include "dml_logger.h"
32 
33 static inline double dml_min(double a, double b)
34 {
35 	return (double) dcn_bw_min2(a, b);
36 }
37 
38 static inline double dml_min3(double a, double b, double c)
39 {
40 	return dml_min(dml_min(a, b), c);
41 }
42 
43 static inline double dml_min4(double a, double b, double c, double d)
44 {
45 	return dml_min(dml_min(a, b), dml_min(c, d));
46 }
47 
48 static inline double dml_max(double a, double b)
49 {
50 	return (double) dcn_bw_max2(a, b);
51 }
52 
53 static inline double dml_max3(double a, double b, double c)
54 {
55 	return dml_max(dml_max(a, b), c);
56 }
57 
58 static inline double dml_max4(double a, double b, double c, double d)
59 {
60 	return dml_max(dml_max(a, b), dml_max(c, d));
61 }
62 
63 static inline double dml_max5(double a, double b, double c, double d, double e)
64 {
65 	return dml_max(dml_max4(a, b, c, d), e);
66 }
67 
68 static inline double dml_ceil(double a, double granularity)
69 {
70 	return (double) dcn_bw_ceil2(a, granularity);
71 }
72 
73 static inline double dml_floor(double a, double granularity)
74 {
75 	return (double) dcn_bw_floor2(a, granularity);
76 }
77 
78 static inline int dml_log2(double x)
79 {
80 	return dml_round((double)dcn_bw_log(x, 2));
81 }
82 
83 static inline double dml_pow(double a, int exp)
84 {
85 	return (double) dcn_bw_pow(a, exp);
86 }
87 
88 static inline double dml_fmod(double f, int val)
89 {
90 	return (double) dcn_bw_mod(f, val);
91 }
92 
93 static inline double dml_ceil_2(double f)
94 {
95 	return (double) dcn_bw_ceil2(f, 2);
96 }
97 
98 static inline double dml_ceil_ex(double x, double granularity)
99 {
100 	return (double) dcn_bw_ceil2(x, granularity);
101 }
102 
103 static inline double dml_floor_ex(double x, double granularity)
104 {
105 	return (double) dcn_bw_floor2(x, granularity);
106 }
107 
108 static inline double dml_log(double x, double base)
109 {
110 	return (double) dcn_bw_log(x, base);
111 }
112 
113 static inline unsigned int dml_round_to_multiple(unsigned int num,
114 						 unsigned int multiple,
115 						 bool up)
116 {
117 	unsigned int remainder;
118 
119 	if (multiple == 0)
120 		return num;
121 
122 	remainder = num % multiple;
123 
124 	if (remainder == 0)
125 		return num;
126 
127 	if (up)
128 		return (num + multiple - remainder);
129 	else
130 		return (num - remainder);
131 }
132 #endif
133