drm_pci_module.c revision 1.3 
1/*	$NetBSD: drm_pci_module.c,v 1.3 2014/11/22 19:18:07 riastradh Exp $	*/
2
3/*-
4 * Copyright (c) 2013 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Taylor R. Campbell.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: drm_pci_module.c,v 1.3 2014/11/22 19:18:07 riastradh Exp $");
34
35#include <sys/module.h>
36
37#include <drm/drmP.h>
38
39MODULE(MODULE_CLASS_MISC, drmkms_pci, "drmkms,pci");
40
41const struct drm_agp_hooks drmkms_pci_agp_hooks = {
42	.agph_acquire_ioctl = &drm_agp_acquire_ioctl,
43	.agph_release_ioctl = &drm_agp_release_ioctl,
44	.agph_enable_ioctl = &drm_agp_enable_ioctl,
45	.agph_info_ioctl = &drm_agp_info_ioctl,
46	.agph_alloc_ioctl = &drm_agp_alloc_ioctl,
47	.agph_free_ioctl = &drm_agp_free_ioctl,
48	.agph_bind_ioctl = &drm_agp_bind_ioctl,
49	.agph_unbind_ioctl = &drm_agp_unbind_ioctl,
50	.agph_release = &drm_agp_release,
51	.agph_clear = &drm_agp_clear,
52};
53
54static int
55drmkms_pci_modcmd(modcmd_t cmd, void *arg __unused)
56{
57	int error;
58
59	switch (cmd) {
60	case MODULE_CMD_INIT:
61		error = drm_agp_register(&drmkms_pci_agp_hooks);
62		if (error)
63			return error;
64		return 0;
65
66	case MODULE_CMD_FINI:
67		drm_agp_deregister(&drmkms_pci_agp_hooks);
68		return 0;
69
70	default:
71		return ENOTTY;
72	}
73}
74