47 struct bo  struct
61 static struct bo *  argument
65 	struct bo *bo;  in bo_create_dumb()  local
68 	bo = calloc(1, sizeof(*bo));  in bo_create_dumb()
69 	if (bo == NULL) {  in bo_create_dumb()
83 		free(bo);  in bo_create_dumb()
87 	bo->fd = fd;  in bo_create_dumb()
88 	bo->handle = arg.handle;  in bo_create_dumb()
89 	bo->size = arg.size;  in bo_create_dumb()
90 	bo->pitch = arg.pitch;  in bo_create_dumb()
92 	return bo;  in bo_create_dumb()
95 static int bo_map(struct bo *bo, void **out)  in bo_map()  argument
102 	arg.handle = bo->handle;  in bo_map()
104 	ret = drmIoctl(bo->fd, DRM_IOCTL_MODE_MAP_DUMB, &arg);  in bo_map()
108 	map = drm_mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED,  in bo_map()
109 		       bo->fd, arg.offset);  in bo_map()
113 	bo->ptr = map;  in bo_map()
119 static void bo_unmap(struct bo *bo)  in bo_unmap()  argument
121 	if (!bo->ptr)  in bo_unmap()
124 	drm_munmap(bo->ptr, bo->size);  in bo_unmap()
125 	bo->ptr = NULL;  in bo_unmap()
128 struct bo *
135 	struct bo *bo;  in bo_create()  local
223 	bo = bo_create_dumb(fd, width, virtual_height, bpp);  in bo_create()
224 	if (!bo)  in bo_create()
227 	ret = bo_map(bo, &virtual);  in bo_create()
231 		bo_destroy(bo);  in bo_create()
244 		handles[0] = bo->handle;  in bo_create()
245 		pitches[0] = bo->pitch;  in bo_create()
255 		handles[0] = bo->handle;  in bo_create()
256 		pitches[0] = bo->pitch;  in bo_create()
259 		handles[1] = bo->handle;  in bo_create()
268 		handles[0] = bo->handle;  in bo_create()
269 		pitches[0] = bo->pitch;  in bo_create()
272 		handles[1] = bo->handle;  in bo_create()
275 		handles[2] = bo->handle;  in bo_create()
319 		handles[0] = bo->handle;  in bo_create()
320 		pitches[0] = bo->pitch;  in bo_create()
327 	bo_unmap(bo);  in bo_create()
329 	return bo;  in bo_create()
332 void bo_destroy(struct bo *bo)  in bo_destroy()  argument
338 	arg.handle = bo->handle;  in bo_destroy()
340 	ret = drmIoctl(bo->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &arg);  in bo_destroy()
345 	free(bo);  in bo_destroy()