1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef MOD_FREESYNC_H_
#define MOD_FREESYNC_H_
#include "dm_services.h"
// Access structures
struct mod_freesync {
int dummy;
};
// TODO: References to this should be removed
struct mod_freesync_caps {
bool supported;
unsigned int min_refresh_in_micro_hz;
unsigned int max_refresh_in_micro_hz;
};
enum mod_vrr_state {
VRR_STATE_UNSUPPORTED = 0,
VRR_STATE_DISABLED,
VRR_STATE_INACTIVE,
VRR_STATE_ACTIVE_VARIABLE,
VRR_STATE_ACTIVE_FIXED
};
struct mod_freesync_config {
enum mod_vrr_state state;
bool ramping;
bool btr;
unsigned int min_refresh_in_uhz;
unsigned int max_refresh_in_uhz;
};
struct mod_vrr_params_btr {
bool btr_enabled;
bool btr_active;
uint32_t mid_point_in_us;
uint32_t inserted_duration_in_us;
uint32_t frames_to_insert;
uint32_t frame_counter;
};
struct mod_vrr_params_fixed_refresh {
bool fixed_active;
bool ramping_active;
bool ramping_done;
uint32_t target_refresh_in_uhz;
uint32_t frame_counter;
};
struct mod_vrr_params {
bool supported;
enum mod_vrr_state state;
uint32_t min_refresh_in_uhz;
uint32_t max_duration_in_us;
uint32_t max_refresh_in_uhz;
uint32_t min_duration_in_us;
struct dc_crtc_timing_adjust adjust;
struct mod_vrr_params_fixed_refresh fixed;
struct mod_vrr_params_btr btr;
};
struct mod_freesync *mod_freesync_create(struct dc *dc);
void mod_freesync_destroy(struct mod_freesync *mod_freesync);
bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync,
const struct dc_stream_state *stream,
unsigned int *vmin,
unsigned int *vmax);
bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync,
struct dc_stream_state *stream,
unsigned int *nom_v_pos,
unsigned int *v_pos);
void mod_freesync_get_settings(struct mod_freesync *mod_freesync,
const struct mod_vrr_params *vrr,
unsigned int *v_total_min, unsigned int *v_total_max,
unsigned int *event_triggers,
unsigned int *window_min, unsigned int *window_max,
unsigned int *lfc_mid_point_in_us,
unsigned int *inserted_frames,
unsigned int *inserted_duration_in_us);
void mod_freesync_build_vrr_infopacket(struct mod_freesync *mod_freesync,
const struct dc_stream_state *stream,
const struct mod_vrr_params *vrr,
struct dc_info_packet *infopacket);
void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync,
const struct dc_stream_state *stream,
struct mod_freesync_config *in_config,
struct mod_vrr_params *in_out_vrr);
void mod_freesync_handle_preflip(struct mod_freesync *mod_freesync,
const struct dc_plane_state *plane,
const struct dc_stream_state *stream,
unsigned int curr_time_stamp_in_us,
struct mod_vrr_params *in_out_vrr);
void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync,
const struct dc_stream_state *stream,
struct mod_vrr_params *in_out_vrr);
bool mod_freesync_is_valid_range(struct mod_freesync *mod_freesync,
const struct dc_stream_state *stream,
uint32_t min_refresh_cap_in_uhz,
uint32_t max_refresh_cap_in_uhz,
uint32_t min_refresh_request_in_uhz,
uint32_t max_refresh_request_in_uhz);
#endif
|