1 | /* $NetBSD: nouveau_module.c,v 1.4 2015/10/17 12:02:44 jmcneill Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2014 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: nouveau_module.c,v 1.4 2015/10/17 12:02:44 jmcneill Exp $" ); |
34 | |
35 | #include <sys/types.h> |
36 | #include <sys/module.h> |
37 | #include <sys/systm.h> |
38 | |
39 | #include <drm/drmP.h> |
40 | #include <drm/drm_sysctl.h> |
41 | |
42 | #include <core/object.h> |
43 | #include <engine/device.h> |
44 | |
45 | MODULE(MODULE_CLASS_DRIVER, nouveau, "drmkms" ); /* XXX drmkms_i2c, drmkms_ttm */ |
46 | |
47 | #ifdef _MODULE |
48 | #include "ioconf.c" |
49 | #endif |
50 | |
51 | struct drm_sysctl_def nouveau_def = DRM_SYSCTL_INIT(); |
52 | |
53 | extern struct drm_driver *const nouveau_drm_driver; /* XXX */ |
54 | |
55 | static int |
56 | nouveau_init(void) |
57 | { |
58 | nouveau_objects_init(); |
59 | nouveau_devices_init(); |
60 | drm_sysctl_init(&nouveau_def); |
61 | |
62 | return 0; |
63 | } |
64 | |
65 | static void |
66 | nouveau_fini(void) |
67 | { |
68 | |
69 | drm_sysctl_fini(&nouveau_def); |
70 | nouveau_devices_fini(); |
71 | nouveau_objects_fini(); |
72 | } |
73 | |
74 | static int |
75 | nouveau_modcmd(modcmd_t cmd, void *arg __unused) |
76 | { |
77 | int error; |
78 | |
79 | switch (cmd) { |
80 | case MODULE_CMD_INIT: |
81 | error = nouveau_init(); |
82 | if (error) { |
83 | aprint_error("nouveau: failed to initialize: %d\n" , |
84 | error); |
85 | return error; |
86 | } |
87 | #ifdef _MODULE |
88 | error = config_init_component(cfdriver_ioconf_nouveau, |
89 | cfattach_ioconf_nouveau, cfdata_ioconf_nouveau); |
90 | if (error) { |
91 | aprint_error("nouveau: failed to init component" |
92 | ": %d\n" , error); |
93 | nouveau_fini(); |
94 | return error; |
95 | } |
96 | #endif |
97 | return 0; |
98 | |
99 | case MODULE_CMD_FINI: |
100 | #ifdef _MODULE |
101 | error = config_fini_component(cfdriver_ioconf_nouveau, |
102 | cfattach_ioconf_nouveau, cfdata_ioconf_nouveau); |
103 | if (error) { |
104 | aprint_error("nouveau: failed to fini component" |
105 | ": %d\n" , error); |
106 | return error; |
107 | } |
108 | #endif |
109 | nouveau_fini(); |
110 | return 0; |
111 | |
112 | default: |
113 | return ENOTTY; |
114 | } |
115 | } |
116 | |