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1 /*
2  * Copyright © 2014 NVIDIA 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 shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  */
22 
23 #ifndef TEGRA_DRM_TEST_H
24 #define TEGRA_DRM_TEST_H
25 
26 #include <stdint.h>
27 #include <stdlib.h>
28 
29 #include "xf86drmMode.h"
30 
31 struct drm_screen {
32     int fd;
33 
34     unsigned int width;
35     unsigned int height;
36     unsigned int pitch;
37     unsigned int depth;
38     unsigned int bpp;
39 
40     drmModeModeInfo mode;
41     uint32_t connector;
42     uint32_t old_fb;
43     uint32_t format;
44     uint32_t crtc;
45 };
46 
47 struct drm_framebuffer {
48     unsigned int width;
49     unsigned int height;
50     unsigned int pitch;
51     uint32_t format;
52     uint32_t handle;
53     void *data;
54     int fd;
55 };
56 
57 int drm_screen_open(struct drm_screen **screenp, int fd);
58 int drm_screen_close(struct drm_screen *screen);
59 int drm_screen_set_framebuffer(struct drm_screen *screen,
60                                struct drm_framebuffer *fb);
61 
62 int drm_framebuffer_new(struct drm_framebuffer **fbp,
63                         struct drm_screen *screen, uint32_t handle,
64                         unsigned int width, unsigned int height,
65                         unsigned int pitch, uint32_t format,
66                         void *data);
67 int drm_framebuffer_free(struct drm_framebuffer *fb);
68 
69 int drm_open(const char *path);
70 void drm_close(int fd);
71 
72 #endif
73