1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 This is the program used to generate below table.
4
5 #include <stdio.h>
6 #include <math.h>
7 int main() {
8 int dB2;
9 printf("/" "* This file is only included exactly once!\n");
10 printf(" *\n");
11 printf(" * If they'd only tell us that generating this table was\n");
12 printf(" * as easy as calculating\n");
13 printf(" * hwvalue = 1048576.0*exp(0.057564628*dB*2)\n");
14 printf(" * :) *" "/\n");
15 printf("static int tas_gaintable[] = {\n");
16 printf(" 0x000000, /" "* -infinity dB *" "/\n");
17 for (dB2=-140;dB2<=36;dB2++)
18 printf(" 0x%.6x, /" "* %-02.1f dB *" "/\n", (int)(1048576.0*exp(0.057564628*dB2)), dB2/2.0);
19 printf("};\n\n");
20 }
21
22 */
23
24 /* This file is only included exactly once!
25 *
26 * If they'd only tell us that generating this table was
27 * as easy as calculating
28 * hwvalue = 1048576.0*exp(0.057564628*dB*2)
29 * :) */
30 static const int tas_gaintable[] = {
31 0x000000, /* -infinity dB */
32 0x00014b, /* -70.0 dB */
33 0x00015f, /* -69.5 dB */
34 0x000174, /* -69.0 dB */
35 0x00018a, /* -68.5 dB */
36 0x0001a1, /* -68.0 dB */
37 0x0001ba, /* -67.5 dB */
38 0x0001d4, /* -67.0 dB */
39 0x0001f0, /* -66.5 dB */
40 0x00020d, /* -66.0 dB */
41 0x00022c, /* -65.5 dB */
42 0x00024d, /* -65.0 dB */
43 0x000270, /* -64.5 dB */
44 0x000295, /* -64.0 dB */
45 0x0002bc, /* -63.5 dB */
46 0x0002e6, /* -63.0 dB */
47 0x000312, /* -62.5 dB */
48 0x000340, /* -62.0 dB */
49 0x000372, /* -61.5 dB */
50 0x0003a6, /* -61.0 dB */
51 0x0003dd, /* -60.5 dB */
52 0x000418, /* -60.0 dB */
53 0x000456, /* -59.5 dB */
54 0x000498, /* -59.0 dB */
55 0x0004de, /* -58.5 dB */
56 0x000528, /* -58.0 dB */
57 0x000576, /* -57.5 dB */
58 0x0005c9, /* -57.0 dB */
59 0x000620, /* -56.5 dB */
60 0x00067d, /* -56.0 dB */
61 0x0006e0, /* -55.5 dB */
62 0x000748, /* -55.0 dB */
63 0x0007b7, /* -54.5 dB */
64 0x00082c, /* -54.0 dB */
65 0x0008a8, /* -53.5 dB */
66 0x00092b, /* -53.0 dB */
67 0x0009b6, /* -52.5 dB */
68 0x000a49, /* -52.0 dB */
69 0x000ae5, /* -51.5 dB */
70 0x000b8b, /* -51.0 dB */
71 0x000c3a, /* -50.5 dB */
72 0x000cf3, /* -50.0 dB */
73 0x000db8, /* -49.5 dB */
74 0x000e88, /* -49.0 dB */
75 0x000f64, /* -48.5 dB */
76 0x00104e, /* -48.0 dB */
77 0x001145, /* -47.5 dB */
78 0x00124b, /* -47.0 dB */
79 0x001361, /* -46.5 dB */
80 0x001487, /* -46.0 dB */
81 0x0015be, /* -45.5 dB */
82 0x001708, /* -45.0 dB */
83 0x001865, /* -44.5 dB */
84 0x0019d8, /* -44.0 dB */
85 0x001b60, /* -43.5 dB */
86 0x001cff, /* -43.0 dB */
87 0x001eb7, /* -42.5 dB */
88 0x002089, /* -42.0 dB */
89 0x002276, /* -41.5 dB */
90 0x002481, /* -41.0 dB */
91 0x0026ab, /* -40.5 dB */
92 0x0028f5, /* -40.0 dB */
93 0x002b63, /* -39.5 dB */
94 0x002df5, /* -39.0 dB */
95 0x0030ae, /* -38.5 dB */
96 0x003390, /* -38.0 dB */
97 0x00369e, /* -37.5 dB */
98 0x0039db, /* -37.0 dB */
99 0x003d49, /* -36.5 dB */
100 0x0040ea, /* -36.0 dB */
101 0x0044c3, /* -35.5 dB */
102 0x0048d6, /* -35.0 dB */
103 0x004d27, /* -34.5 dB */
104 0x0051b9, /* -34.0 dB */
105 0x005691, /* -33.5 dB */
106 0x005bb2, /* -33.0 dB */
107 0x006121, /* -32.5 dB */
108 0x0066e3, /* -32.0 dB */
109 0x006cfb, /* -31.5 dB */
110 0x007370, /* -31.0 dB */
111 0x007a48, /* -30.5 dB */
112 0x008186, /* -30.0 dB */
113 0x008933, /* -29.5 dB */
114 0x009154, /* -29.0 dB */
115 0x0099f1, /* -28.5 dB */
116 0x00a310, /* -28.0 dB */
117 0x00acba, /* -27.5 dB */
118 0x00b6f6, /* -27.0 dB */
119 0x00c1cd, /* -26.5 dB */
120 0x00cd49, /* -26.0 dB */
121 0x00d973, /* -25.5 dB */
122 0x00e655, /* -25.0 dB */
123 0x00f3fb, /* -24.5 dB */
124 0x010270, /* -24.0 dB */
125 0x0111c0, /* -23.5 dB */
126 0x0121f9, /* -23.0 dB */
127 0x013328, /* -22.5 dB */
128 0x01455b, /* -22.0 dB */
129 0x0158a2, /* -21.5 dB */
130 0x016d0e, /* -21.0 dB */
131 0x0182af, /* -20.5 dB */
132 0x019999, /* -20.0 dB */
133 0x01b1de, /* -19.5 dB */
134 0x01cb94, /* -19.0 dB */
135 0x01e6cf, /* -18.5 dB */
136 0x0203a7, /* -18.0 dB */
137 0x022235, /* -17.5 dB */
138 0x024293, /* -17.0 dB */
139 0x0264db, /* -16.5 dB */
140 0x02892c, /* -16.0 dB */
141 0x02afa3, /* -15.5 dB */
142 0x02d862, /* -15.0 dB */
143 0x03038a, /* -14.5 dB */
144 0x033142, /* -14.0 dB */
145 0x0361af, /* -13.5 dB */
146 0x0394fa, /* -13.0 dB */
147 0x03cb50, /* -12.5 dB */
148 0x0404de, /* -12.0 dB */
149 0x0441d5, /* -11.5 dB */
150 0x048268, /* -11.0 dB */
151 0x04c6d0, /* -10.5 dB */
152 0x050f44, /* -10.0 dB */
153 0x055c04, /* -9.5 dB */
154 0x05ad50, /* -9.0 dB */
155 0x06036e, /* -8.5 dB */
156 0x065ea5, /* -8.0 dB */
157 0x06bf44, /* -7.5 dB */
158 0x07259d, /* -7.0 dB */
159 0x079207, /* -6.5 dB */
160 0x0804dc, /* -6.0 dB */
161 0x087e80, /* -5.5 dB */
162 0x08ff59, /* -5.0 dB */
163 0x0987d5, /* -4.5 dB */
164 0x0a1866, /* -4.0 dB */
165 0x0ab189, /* -3.5 dB */
166 0x0b53be, /* -3.0 dB */
167 0x0bff91, /* -2.5 dB */
168 0x0cb591, /* -2.0 dB */
169 0x0d765a, /* -1.5 dB */
170 0x0e4290, /* -1.0 dB */
171 0x0f1adf, /* -0.5 dB */
172 0x100000, /* 0.0 dB */
173 0x10f2b4, /* 0.5 dB */
174 0x11f3c9, /* 1.0 dB */
175 0x13041a, /* 1.5 dB */
176 0x14248e, /* 2.0 dB */
177 0x15561a, /* 2.5 dB */
178 0x1699c0, /* 3.0 dB */
179 0x17f094, /* 3.5 dB */
180 0x195bb8, /* 4.0 dB */
181 0x1adc61, /* 4.5 dB */
182 0x1c73d5, /* 5.0 dB */
183 0x1e236d, /* 5.5 dB */
184 0x1fec98, /* 6.0 dB */
185 0x21d0d9, /* 6.5 dB */
186 0x23d1cd, /* 7.0 dB */
187 0x25f125, /* 7.5 dB */
188 0x2830af, /* 8.0 dB */
189 0x2a9254, /* 8.5 dB */
190 0x2d1818, /* 9.0 dB */
191 0x2fc420, /* 9.5 dB */
192 0x3298b0, /* 10.0 dB */
193 0x35982f, /* 10.5 dB */
194 0x38c528, /* 11.0 dB */
195 0x3c224c, /* 11.5 dB */
196 0x3fb278, /* 12.0 dB */
197 0x4378b0, /* 12.5 dB */
198 0x477829, /* 13.0 dB */
199 0x4bb446, /* 13.5 dB */
200 0x5030a1, /* 14.0 dB */
201 0x54f106, /* 14.5 dB */
202 0x59f980, /* 15.0 dB */
203 0x5f4e52, /* 15.5 dB */
204 0x64f403, /* 16.0 dB */
205 0x6aef5e, /* 16.5 dB */
206 0x714575, /* 17.0 dB */
207 0x77fbaa, /* 17.5 dB */
208 0x7f17af, /* 18.0 dB */
209 };
210
211
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