diff options
author | Ben Widawsky <ben@bwidawsk.net> | 2012-02-08 23:46:18 +0100 |
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committer | Ben Widawsky <ben@bwidawsk.net> | 2012-02-22 19:17:42 +0100 |
commit | 3b27a238ae0ab4a1b3f9df2e9513f12b987edffb (patch) | |
tree | 73bad1e6007ff7837c4cee21ef107be63946b50b /prime.c |
Diffstat (limited to 'prime.c')
-rw-r--r-- | prime.c | 72 |
1 files changed, 72 insertions, 0 deletions
@@ -0,0 +1,72 @@ +/* + * Copyright © 2012 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Ben Widawsky <ben@bwidawsk.net> + * + */ + +#include <assert.h> +#include <errno.h> +#include <stdlib.h> +#include <stdint.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <sys/ioctl.h> + +#include <xf86drm.h> +#include "drm.h" +#include "libvgem.h" +#include "vgem_drm.h" + +int main(int argc, char *argv[]) +{ + int ret; + struct drm_prime_handle handle; + + int fd = drm_open_vgem(); + assert(fd != -1); + + int bo_hand = create_vgem_bo(fd, 4096); + assert(bo_hand > 0); + + memset(&handle, 0, sizeof(handle)); + handle.handle = bo_hand; + + ret = drmIoctl(fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &handle); + if (ret) + perror("handle to fd "); + + assert(ret == 0); + + if (argc > 1 && !strncmp("-m", argv[1], 2)) { + fd = drm_open_vgem(); + } + handle.handle = 0xffffffff; + ret = drmIoctl(fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &handle); + if (ret) + perror("fd to handle "); + + close(fd); + exit(EXIT_SUCCESS); +} |