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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 #ifdef HAVE_CONFIG_H
24 #  include "config.h"
25 #endif
26 
27 #include <errno.h>
28 #include <fcntl.h>
29 #include <stdbool.h>
30 #include <stdint.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34 #include <unistd.h>
35 
36 #include <sys/ioctl.h>
37 
38 #include "xf86drm.h"
39 #include "xf86drmMode.h"
40 #include "drm_fourcc.h"
41 
42 #include "drm-test-tegra.h"
43 #include "tegra.h"
44 
main(int argc,char * argv[])45 int main(int argc, char *argv[])
46 {
47     uint32_t format = DRM_FORMAT_XRGB8888;
48     struct drm_tegra_gr2d *gr2d;
49     struct drm_framebuffer *fb;
50     struct drm_screen *screen;
51     unsigned int pitch, size;
52     struct drm_tegra_bo *bo;
53     struct drm_tegra *drm;
54     uint32_t handle;
55     int fd, err;
56     void *ptr;
57 
58     fd = drm_open(argv[1]);
59     if (fd < 0) {
60         fprintf(stderr, "failed to open DRM device %s: %s\n", argv[1],
61                 strerror(errno));
62         return 1;
63     }
64 
65     err = drm_screen_open(&screen, fd);
66     if (err < 0) {
67         fprintf(stderr, "failed to open screen: %s\n", strerror(-err));
68         return 1;
69     }
70 
71     err = drm_tegra_new(fd, &drm);
72     if (err < 0) {
73         fprintf(stderr, "failed to create Tegra DRM context: %s\n",
74                 strerror(-err));
75         return 1;
76     }
77 
78     err = drm_tegra_gr2d_open(drm, &gr2d);
79     if (err < 0) {
80         fprintf(stderr, "failed to open gr2d channel: %s\n",
81                 strerror(-err));
82         return 1;
83     }
84 
85     pitch = screen->width * screen->bpp / 8;
86     size = pitch * screen->height;
87 
88     err = drm_tegra_bo_new(drm, 0, size, &bo);
89     if (err < 0) {
90         fprintf(stderr, "failed to create buffer object: %s\n",
91                 strerror(-err));
92         return 1;
93     }
94 
95     err = drm_tegra_bo_get_handle(bo, &handle);
96     if (err < 0) {
97         fprintf(stderr, "failed to get handle to buffer object: %s\n",
98                 strerror(-err));
99         return 1;
100     }
101 
102     err = drm_tegra_bo_map(bo, &ptr);
103     if (err < 0) {
104         fprintf(stderr, "failed to map buffer object: %s\n",
105                 strerror(-err));
106         return 1;
107     }
108 
109     memset(ptr, 0xff, size);
110 
111     err = drm_framebuffer_new(&fb, screen, handle, screen->width,
112                               screen->height, pitch, format, bo);
113     if (err < 0) {
114         fprintf(stderr, "failed to create framebuffer: %s\n",
115                 strerror(-err));
116         return 1;
117     }
118 
119     err = drm_screen_set_framebuffer(screen, fb);
120     if (err < 0) {
121         fprintf(stderr, "failed to display framebuffer: %s\n",
122                 strerror(-err));
123         return 1;
124     }
125 
126     sleep(1);
127 
128     err = drm_tegra_gr2d_fill(gr2d, fb, fb->width / 4, fb->height / 4,
129                               fb->width / 2, fb->height / 2, 0x00000000);
130     if (err < 0) {
131         fprintf(stderr, "failed to fill rectangle: %s\n",
132                 strerror(-err));
133         return 1;
134     }
135 
136     sleep(1);
137 
138     drm_framebuffer_free(fb);
139     drm_tegra_bo_unref(bo);
140     drm_tegra_gr2d_close(gr2d);
141     drm_tegra_close(drm);
142     drm_screen_close(screen);
143     drm_close(fd);
144 
145     return 0;
146 }
147