1 /**************************************************************************
2 *
3 * Copyright 2015, 2018 Collabora
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28 #ifndef EGLDEVICE_INCLUDED
29 #define EGLDEVICE_INCLUDED
30
31 #include <stdbool.h>
32 #include <stddef.h>
33 #ifdef HAVE_LIBDRM
34 #include <xf86drm.h>
35 #endif
36
37 #include "egltypedefs.h"
38
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42
43 extern _EGLDevice _eglSoftwareDevice;
44
45 void
46 _eglFiniDevice(void);
47
48 EGLBoolean
49 _eglCheckDeviceHandle(EGLDeviceEXT device);
50
51 static inline _EGLDevice *
_eglLookupDevice(EGLDeviceEXT device)52 _eglLookupDevice(EGLDeviceEXT device)
53 {
54 _EGLDevice *dev = (_EGLDevice *)device;
55 if (!_eglCheckDeviceHandle(device))
56 dev = NULL;
57 return dev;
58 }
59
60 _EGLDevice *
61 _eglFindDevice(int fd, bool software);
62
63 enum _egl_device_extension {
64 _EGL_DEVICE_SOFTWARE,
65 _EGL_DEVICE_DRM,
66 _EGL_DEVICE_DRM_RENDER_NODE,
67 };
68
69 typedef enum _egl_device_extension _EGLDeviceExtension;
70
71 #ifdef HAVE_LIBDRM
72 drmDevicePtr
73 _eglDeviceDrm(_EGLDevice *dev);
74 #else
75 #define _eglDeviceDrm(dev) NULL
76 #endif
77
78 _EGLDevice *
79 _eglDeviceNext(_EGLDevice *dev);
80
81 EGLBoolean
82 _eglDeviceSupports(_EGLDevice *dev, _EGLDeviceExtension ext);
83
84 int
85 _eglDeviceRefreshList(void);
86
87 EGLBoolean
88 _eglQueryDeviceAttribEXT(_EGLDevice *dev, EGLint attribute, EGLAttrib *value);
89
90 const char *
91 _eglQueryDeviceStringEXT(_EGLDevice *dev, EGLint name);
92
93 EGLBoolean
94 _eglQueryDevicesEXT(EGLint max_devices, _EGLDevice **devices,
95 EGLint *num_devices);
96
97 #ifdef __cplusplus
98 }
99 #endif
100
101 #endif /* EGLDEVICE_INCLUDED */
102