1 /*
2  * Copyright 2019 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 #include "color_table.h"
27 
28 static struct fixed31_32 pq_table[MAX_HW_POINTS + 2];
29 static struct fixed31_32 de_pq_table[MAX_HW_POINTS + 2];
30 static bool pq_initialized;
31 static bool de_pg_initialized;
32 
mod_color_is_table_init(enum table_type type)33 bool mod_color_is_table_init(enum table_type type)
34 {
35 	bool ret = false;
36 
37 	if (type == type_pq_table)
38 		ret = pq_initialized;
39 	if (type == type_de_pq_table)
40 		ret = de_pg_initialized;
41 
42 	return ret;
43 }
44 
mod_color_get_table(enum table_type type)45 struct fixed31_32 *mod_color_get_table(enum table_type type)
46 {
47 	struct fixed31_32 *table = NULL;
48 
49 	if (type == type_pq_table)
50 		table = pq_table;
51 	if (type == type_de_pq_table)
52 		table = de_pq_table;
53 
54 	return table;
55 }
56 
mod_color_set_table_init_state(enum table_type type,bool state)57 void mod_color_set_table_init_state(enum table_type type, bool state)
58 {
59 	if (type == type_pq_table)
60 		pq_initialized = state;
61 	if (type == type_de_pq_table)
62 		de_pg_initialized = state;
63 }
64 
65