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 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