43 struct bo  struct
57 static struct bo *  argument
61 	struct bo *bo;  in bo_create_dumb()  local
64 	bo = calloc(1, sizeof(*bo));  in bo_create_dumb()
65 	if (bo == NULL) {  in bo_create_dumb()
79 		free(bo);  in bo_create_dumb()
83 	bo->fd = fd;  in bo_create_dumb()
84 	bo->handle = arg.handle;  in bo_create_dumb()
85 	bo->size = arg.size;  in bo_create_dumb()
86 	bo->pitch = arg.pitch;  in bo_create_dumb()
88 	return bo;  in bo_create_dumb()
91 static int bo_map(struct bo *bo, void **out)  in bo_map()  argument
98 	arg.handle = bo->handle;  in bo_map()
100 	ret = drmIoctl(bo->fd, DRM_IOCTL_MODE_MAP_DUMB, &arg);  in bo_map()
104 	map = drm_mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED,  in bo_map()
105 		       bo->fd, arg.offset);  in bo_map()
109 	bo->ptr = map;  in bo_map()
115 static void bo_unmap(struct bo *bo)  in bo_unmap()  argument
117 	if (!bo->ptr)  in bo_unmap()
120 	drm_munmap(bo->ptr, bo->size);  in bo_unmap()
121 	bo->ptr = NULL;  in bo_unmap()
124 struct bo *
131 	struct bo *bo;  in bo_create()  local
219 	bo = bo_create_dumb(fd, width, virtual_height, bpp);  in bo_create()
220 	if (!bo)  in bo_create()
223 	ret = bo_map(bo, &virtual);  in bo_create()
227 		bo_destroy(bo);  in bo_create()
240 		handles[0] = bo->handle;  in bo_create()
241 		pitches[0] = bo->pitch;  in bo_create()
251 		handles[0] = bo->handle;  in bo_create()
252 		pitches[0] = bo->pitch;  in bo_create()
255 		handles[1] = bo->handle;  in bo_create()
264 		handles[0] = bo->handle;  in bo_create()
265 		pitches[0] = bo->pitch;  in bo_create()
268 		handles[1] = bo->handle;  in bo_create()
271 		handles[2] = bo->handle;  in bo_create()
315 		handles[0] = bo->handle;  in bo_create()
316 		pitches[0] = bo->pitch;  in bo_create()
323 	bo_unmap(bo);  in bo_create()
325 	return bo;  in bo_create()
328 void bo_destroy(struct bo *bo)  in bo_destroy()  argument
334 	arg.handle = bo->handle;  in bo_destroy()
336 	ret = drmIoctl(bo->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &arg);  in bo_destroy()
341 	free(bo);  in bo_destroy()