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
|
/*
* Copyright © 2011 Intel Corporation
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT
* HOLDERS 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:
* Benjamin Franzke <benjaminfranzke@googlemail.com>
*/
#ifndef _GBM_DRI_INTERNAL_H_
#define _GBM_DRI_INTERNAL_H_
#include <sys/mman.h>
#include "gbmint.h"
#include "common_drm.h"
#include <GL/gl.h> /* dri_interface needs GL types */
#include "GL/internal/dri_interface.h"
struct gbm_dri_surface;
struct gbm_dri_bo;
struct gbm_dri_device {
struct gbm_drm_device base;
void *driver;
__DRIscreen *screen;
const __DRIcoreExtension *core;
const __DRIdri2Extension *dri2;
const __DRIimageExtension *image;
const __DRIswrastExtension *swrast;
const __DRI2flushExtension *flush;
const __DRIdri2LoaderExtension *loader;
const __DRIconfig **driver_configs;
const __DRIextension **extensions;
const __DRIextension **driver_extensions;
__DRIimage *(*lookup_image)(__DRIscreen *screen, void *image, void *data);
void *lookup_user_data;
__DRIbuffer *(*get_buffers)(__DRIdrawable * driDrawable,
int *width, int *height,
unsigned int *attachments, int count,
int *out_count, void *data);
void (*flush_front_buffer)(__DRIdrawable * driDrawable, void *data);
__DRIbuffer *(*get_buffers_with_format)(__DRIdrawable * driDrawable,
int *width, int *height,
unsigned int *attachments, int count,
int *out_count, void *data);
int (*image_get_buffers)(__DRIdrawable *driDrawable,
unsigned int format,
uint32_t *stamp,
void *loaderPrivate,
uint32_t buffer_mask,
struct __DRIimageList *buffers);
void (*swrast_put_image2)(__DRIdrawable *driDrawable,
int op,
int x,
int y,
int width,
int height,
int stride,
char *data,
void *loaderPrivate);
void (*swrast_get_image)(__DRIdrawable *driDrawable,
int x,
int y,
int width,
int height,
char *data,
void *loaderPrivate);
struct wl_drm *wl_drm;
};
struct gbm_dri_bo {
struct gbm_drm_bo base;
__DRIimage *image;
/* Used for cursors and the swrast front BO */
uint32_t handle, size;
void *map;
};
struct gbm_dri_surface {
struct gbm_surface base;
void *dri_private;
};
static inline struct gbm_dri_device *
gbm_dri_device(struct gbm_device *gbm)
{
return (struct gbm_dri_device *) gbm;
}
static inline struct gbm_dri_bo *
gbm_dri_bo(struct gbm_bo *bo)
{
return (struct gbm_dri_bo *) bo;
}
static inline struct gbm_dri_surface *
gbm_dri_surface(struct gbm_surface *surface)
{
return (struct gbm_dri_surface *) surface;
}
static inline void *
gbm_dri_bo_map(struct gbm_dri_bo *bo)
{
struct drm_mode_map_dumb map_arg;
int ret;
if (bo->image != NULL)
return NULL;
if (bo->map != NULL)
return bo->map;
memset(&map_arg, 0, sizeof(map_arg));
map_arg.handle = bo->handle;
ret = drmIoctl(bo->base.base.gbm->fd, DRM_IOCTL_MODE_MAP_DUMB, &map_arg);
if (ret)
return NULL;
bo->map = mmap(0, bo->size, PROT_WRITE,
MAP_SHARED, bo->base.base.gbm->fd, map_arg.offset);
if (bo->map == MAP_FAILED) {
bo->map = NULL;
return NULL;
}
return bo->map;
}
static inline void
gbm_dri_bo_unmap(struct gbm_dri_bo *bo)
{
munmap(bo->map, bo->size);
bo->map = NULL;
}
#endif
|
