1 /*
2  * Copyright © 2011 Intel Corporation
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 (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  *
24  * Authors:
25  *    Benjamin Franzke <benjaminfranzke@googlemail.com>
26  */
27 
28 #ifndef _GBM_DRI_INTERNAL_H_
29 #define _GBM_DRI_INTERNAL_H_
30 
31 #include "gbmint.h"
32 
33 #include "common.h"
34 #include "common_drm.h"
35 
36 #include <GL/gl.h> /* dri_interface needs GL types */
37 #include "GL/internal/dri_interface.h"
38 
39 struct gbm_dri_surface;
40 
41 struct gbm_dri_device {
42    struct gbm_drm_device base;
43 
44    void *driver;
45 
46    __DRIscreen *screen;
47 
48    __DRIcoreExtension   *core;
49    __DRIdri2Extension   *dri2;
50    __DRIimageExtension  *image;
51    __DRI2flushExtension *flush;
52    __DRIdri2LoaderExtension *loader;
53 
54    const __DRIconfig   **driver_configs;
55    const __DRIextension *extensions[4];
56 
57    __DRIimage *(*lookup_image)(__DRIscreen *screen, void *image, void *data);
58    void *lookup_user_data;
59 
60    __DRIbuffer *(*get_buffers)(__DRIdrawable * driDrawable,
61                                int *width, int *height,
62                                unsigned int *attachments, int count,
63                                int *out_count, void *data);
64    void (*flush_front_buffer)(__DRIdrawable * driDrawable, void *data);
65    __DRIbuffer *(*get_buffers_with_format)(__DRIdrawable * driDrawable,
66 			     int *width, int *height,
67 			     unsigned int *attachments, int count,
68 			     int *out_count, void *data);
69 };
70 
71 struct gbm_dri_bo {
72    struct gbm_drm_bo base;
73 
74    __DRIimage *image;
75 
76    /* Only used for cursors */
77    uint32_t handle, size;
78    void *map;
79 };
80 
81 struct gbm_dri_surface {
82    struct gbm_surface base;
83 
84    void *dri_private;
85 };
86 
87 static inline struct gbm_dri_device *
gbm_dri_device(struct gbm_device * gbm)88 gbm_dri_device(struct gbm_device *gbm)
89 {
90    return (struct gbm_dri_device *) gbm;
91 }
92 
93 static inline struct gbm_dri_bo *
gbm_dri_bo(struct gbm_bo * bo)94 gbm_dri_bo(struct gbm_bo *bo)
95 {
96    return (struct gbm_dri_bo *) bo;
97 }
98 
99 static inline struct gbm_dri_surface *
gbm_dri_surface(struct gbm_surface * surface)100 gbm_dri_surface(struct gbm_surface *surface)
101 {
102    return (struct gbm_dri_surface *) surface;
103 }
104 
105 char *
106 dri_fd_get_driver_name(int fd);
107 
108 #endif
109