xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/display/dc/dml/dml_inline_defs.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: dml_inline_defs.h,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 #ifndef __DML_INLINE_DEFS_H__
29 #define __DML_INLINE_DEFS_H__
30 
31 #include "dml_common_defs.h"
32 #include "dcn_calc_math.h"
33 #include "dml_logger.h"
34 
dml_min(double a,double b)35 static inline double dml_min(double a, double b)
36 {
37 	return (double) dcn_bw_min2(a, b);
38 }
39 
dml_min3(double a,double b,double c)40 static inline double dml_min3(double a, double b, double c)
41 {
42 	return dml_min(dml_min(a, b), c);
43 }
44 
dml_min4(double a,double b,double c,double d)45 static inline double dml_min4(double a, double b, double c, double d)
46 {
47 	return dml_min(dml_min(a, b), dml_min(c, d));
48 }
49 
dml_max(double a,double b)50 static inline double dml_max(double a, double b)
51 {
52 	return (double) dcn_bw_max2(a, b);
53 }
54 
dml_max3(double a,double b,double c)55 static inline double dml_max3(double a, double b, double c)
56 {
57 	return dml_max(dml_max(a, b), c);
58 }
59 
dml_max4(double a,double b,double c,double d)60 static inline double dml_max4(double a, double b, double c, double d)
61 {
62 	return dml_max(dml_max(a, b), dml_max(c, d));
63 }
64 
dml_max5(double a,double b,double c,double d,double e)65 static inline double dml_max5(double a, double b, double c, double d, double e)
66 {
67 	return dml_max(dml_max4(a, b, c, d), e);
68 }
69 
dml_ceil(double a,double granularity)70 static inline double dml_ceil(double a, double granularity)
71 {
72 	return (double) dcn_bw_ceil2(a, granularity);
73 }
74 
dml_floor(double a,double granularity)75 static inline double dml_floor(double a, double granularity)
76 {
77 	return (double) dcn_bw_floor2(a, granularity);
78 }
79 
dml_log2(double x)80 static inline int dml_log2(double x)
81 {
82 	return dml_round((double)dcn_bw_log(x, 2));
83 }
84 
dml_pow(double a,int exp)85 static inline double dml_pow(double a, int exp)
86 {
87 	return (double) dcn_bw_pow(a, exp);
88 }
89 
dml_fmod(double f,int val)90 static inline double dml_fmod(double f, int val)
91 {
92 	return (double) dcn_bw_mod(f, val);
93 }
94 
dml_ceil_2(double f)95 static inline double dml_ceil_2(double f)
96 {
97 	return (double) dcn_bw_ceil2(f, 2);
98 }
99 
dml_ceil_ex(double x,double granularity)100 static inline double dml_ceil_ex(double x, double granularity)
101 {
102 	return (double) dcn_bw_ceil2(x, granularity);
103 }
104 
dml_floor_ex(double x,double granularity)105 static inline double dml_floor_ex(double x, double granularity)
106 {
107 	return (double) dcn_bw_floor2(x, granularity);
108 }
109 
dml_log(double x,double base)110 static inline double dml_log(double x, double base)
111 {
112 	return (double) dcn_bw_log(x, base);
113 }
114 
dml_round_to_multiple(unsigned int num,unsigned int multiple,bool up)115 static inline unsigned int dml_round_to_multiple(unsigned int num,
116 						 unsigned int multiple,
117 						 bool up)
118 {
119 	unsigned int remainder;
120 
121 	if (multiple == 0)
122 		return num;
123 
124 	remainder = num % multiple;
125 
126 	if (remainder == 0)
127 		return num;
128 
129 	if (up)
130 		return (num + multiple - remainder);
131 	else
132 		return (num - remainder);
133 }
dml_abs(double a)134 static inline double dml_abs(double a)
135 {
136 	if (a > 0)
137 		return a;
138 	else
139 		return (a*(-1));
140 }
141 
142 #endif
143