1/*
2 * Copyright 2018 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 MOD_INFO_PACKET_H_
27#define MOD_INFO_PACKET_H_
28
29#include "dm_services.h"
30#include "mod_shared.h"
31//Forward Declarations
32struct dc_stream_state;
33struct dc_info_packet;
34struct mod_vrr_params;
35
36void mod_build_vsc_infopacket(const struct dc_stream_state *stream,
37 struct dc_info_packet *info_packet,
38 enum dc_color_space cs,
39 enum color_transfer_func tf);
40
41void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream,
42 struct dc_info_packet *info_packet);
43
44enum adaptive_sync_type {
45 ADAPTIVE_SYNC_TYPE_NONE = 0,
46 ADAPTIVE_SYNC_TYPE_DP = 1,
47 FREESYNC_TYPE_PCON_IN_WHITELIST = 2,
48 FREESYNC_TYPE_PCON_NOT_IN_WHITELIST = 3,
49 ADAPTIVE_SYNC_TYPE_EDP = 4,
50};
51
52enum adaptive_sync_sdp_version {
53 AS_SDP_VER_0 = 0x0,
54 AS_SDP_VER_1 = 0x1,
55 AS_SDP_VER_2 = 0x2,
56};
57
58#define AS_DP_SDP_LENGTH (9)
59
60struct frame_duration_op {
61 bool support;
62 unsigned char frame_duration_hex;
63};
64
65struct AS_Df_params {
66 bool supportMode;
67 struct frame_duration_op increase;
68 struct frame_duration_op decrease;
69};
70
71void mod_build_adaptive_sync_infopacket(const struct dc_stream_state *stream,
72 enum adaptive_sync_type asType, const struct AS_Df_params *param,
73 struct dc_info_packet *info_packet);
74
75void mod_build_adaptive_sync_infopacket_v2(const struct dc_stream_state *stream,
76 const struct AS_Df_params *param, struct dc_info_packet *info_packet);
77
78void mod_build_adaptive_sync_infopacket_v1(struct dc_info_packet *info_packet);
79
80#endif
81

source code of linux/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h