xref: /linux/drivers/gpu/drm/amd/display/dc/dc_edid_parser.h (revision ae22a94997b8a03dcb3c922857c203246711f9d4)
1 /*
2  * Copyright 2021 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 _DC_EDID_PARSER_H_
27 #define _DC_EDID_PARSER_H_
28 
29 #include "core_types.h"
30 
31 bool dc_edid_parser_send_cea(struct dc *dc,
32 		int offset,
33 		int total_length,
34 		uint8_t *data,
35 		int length);
36 
37 bool dc_edid_parser_recv_cea_ack(struct dc *dc, int *offset);
38 
39 bool dc_edid_parser_recv_amd_vsdb(struct dc *dc,
40 		int *version,
41 		int *min_frame_rate,
42 		int *max_frame_rate);
43 
44 #endif /* _DC_EDID_PARSER_H_ */
45