1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2015, Intel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13 * more details.
14 */
15
16#include <linux/string.h> /* for memcpy() */
17
18#include <type_support.h>
19#include "system_global.h"
20#include "vamem.h"
21#include "ia_css_types.h"
22#include "ia_css_gc_table.host.h"
23
24
25struct ia_css_gamma_table default_gamma_table;
26
27static const uint16_t
28default_gamma_table_data[IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE] = {
29	0,   4,   8,  12,  17,  21,  27,  32,
30	38,  44,  49,  55,  61,  66,  71,  76,
31	80,  84,  88,  92,  95,  98, 102, 105,
32	108, 110, 113, 116, 118, 121, 123, 126,
33	128, 130, 132, 135, 137, 139, 141, 143,
34	145, 146, 148, 150, 152, 153, 155, 156,
35	158, 160, 161, 162, 164, 165, 166, 168,
36	169, 170, 171, 172, 174, 175, 176, 177,
37	178, 179, 180, 181, 182, 183, 184, 184,
38	185, 186, 187, 188, 189, 189, 190, 191,
39	192, 192, 193, 194, 195, 195, 196, 197,
40	197, 198, 198, 199, 200, 200, 201, 201,
41	202, 203, 203, 204, 204, 205, 205, 206,
42	206, 207, 207, 208, 208, 209, 209, 210,
43	210, 210, 211, 211, 212, 212, 213, 213,
44	214, 214, 214, 215, 215, 216, 216, 216,
45	217, 217, 218, 218, 218, 219, 219, 220,
46	220, 220, 221, 221, 222, 222, 222, 223,
47	223, 223, 224, 224, 225, 225, 225, 226,
48	226, 226, 227, 227, 227, 228, 228, 228,
49	229, 229, 229, 230, 230, 230, 231, 231,
50	231, 232, 232, 232, 233, 233, 233, 234,
51	234, 234, 234, 235, 235, 235, 236, 236,
52	236, 237, 237, 237, 237, 238, 238, 238,
53	239, 239, 239, 239, 240, 240, 240, 241,
54	241, 241, 241, 242, 242, 242, 242, 243,
55	243, 243, 243, 244, 244, 244, 245, 245,
56	245, 245, 246, 246, 246, 246, 247, 247,
57	247, 247, 248, 248, 248, 248, 249, 249,
58	249, 249, 250, 250, 250, 250, 251, 251,
59	251, 251, 252, 252, 252, 252, 253, 253,
60	253, 253, 254, 254, 254, 254, 255, 255,
61	255
62};
63
64
65void
66ia_css_config_gamma_table(void)
67{
68	memcpy(default_gamma_table.data.vamem_2, default_gamma_table_data,
69	       sizeof(default_gamma_table_data));
70	default_gamma_table.vamem_type   = IA_CSS_VAMEM_TYPE_2;
71}
72