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
|
/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MP_DRMATOMIC_H
#define MP_DRMATOMIC_H
#include <stdlib.h>
#include <stdbool.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include "common/msg.h"
#include "drm_common.h"
#define DRM_OPTS_PRIMARY_PLANE -1
#define DRM_OPTS_OVERLAY_PLANE -2
struct drm_atomic_plane_state {
uint64_t fb_id;
uint64_t crtc_id;
uint64_t src_x;
uint64_t src_y;
uint64_t src_w;
uint64_t src_h;
uint64_t crtc_x;
uint64_t crtc_y;
uint64_t crtc_w;
uint64_t crtc_h;
uint64_t zpos;
};
// Used to store the restore state for VT switching and uninit
struct drm_atomic_state {
bool saved;
struct {
uint64_t crtc_id;
} connector;
struct {
struct drm_mode mode;
uint64_t active;
uint64_t vrr_enabled;
} crtc;
struct drm_atomic_plane_state draw_plane;
struct drm_atomic_plane_state drmprime_video_plane;
};
struct drm_object {
int fd;
uint32_t id;
uint32_t type;
drmModeObjectProperties *props;
drmModePropertyRes **props_info;
};
struct drm_atomic_context {
int fd;
struct drm_object *crtc;
struct drm_object *connector;
struct drm_object *draw_plane;
struct drm_object *drmprime_video_plane;
drmModeAtomicReq *request;
struct drm_atomic_state old_state;
};
int drm_object_create_properties(struct mp_log *log, int fd, struct drm_object *object);
void drm_object_free_properties(struct drm_object *object);
int drm_object_get_property(struct drm_object *object, char *name, uint64_t *value);
int drm_object_set_property(drmModeAtomicReq *request, struct drm_object *object, char *name, uint64_t value);
drmModePropertyBlobPtr drm_object_get_property_blob(struct drm_object *object, char *name);
struct drm_object *drm_object_create(struct mp_log *log, int fd, uint32_t object_id, uint32_t type);
void drm_object_free(struct drm_object *object);
void drm_object_print_info(struct mp_log *log, struct drm_object *object);
struct drm_atomic_context *drm_atomic_create_context(struct mp_log *log, int fd, int crtc_id, int connector_id,
int draw_plane_idx, int drmprime_video_plane_idx);
void drm_atomic_destroy_context(struct drm_atomic_context *ctx);
bool drm_atomic_save_old_state(struct drm_atomic_context *ctx);
bool drm_atomic_restore_old_state(drmModeAtomicReq *request, struct drm_atomic_context *ctx);
bool drm_mode_ensure_blob(int fd, struct drm_mode *mode);
bool drm_mode_destroy_blob(int fd, struct drm_mode *mode);
#endif // MP_DRMATOMIC_H
|
