Merge branch 'for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu
[platform/kernel/linux-rpi.git] / drivers / w1 / slaves / w1_smem.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *      w1_smem.c
4  *
5  * Copyright (c) 2004 Evgeniy Polyakov <zbr@ioremap.net>
6  */
7
8 #include <asm/types.h>
9
10 #include <linux/kernel.h>
11 #include <linux/module.h>
12 #include <linux/moduleparam.h>
13 #include <linux/device.h>
14 #include <linux/types.h>
15
16 #include <linux/w1.h>
17
18 #define W1_FAMILY_SMEM_01       0x01
19 #define W1_FAMILY_SMEM_81       0x81
20
21 static struct w1_family w1_smem_family_01 = {
22         .fid = W1_FAMILY_SMEM_01,
23 };
24
25 static struct w1_family w1_smem_family_81 = {
26         .fid = W1_FAMILY_SMEM_81,
27 };
28
29 static int __init w1_smem_init(void)
30 {
31         int err;
32
33         err = w1_register_family(&w1_smem_family_01);
34         if (err)
35                 return err;
36
37         err = w1_register_family(&w1_smem_family_81);
38         if (err) {
39                 w1_unregister_family(&w1_smem_family_01);
40                 return err;
41         }
42
43         return 0;
44 }
45
46 static void __exit w1_smem_fini(void)
47 {
48         w1_unregister_family(&w1_smem_family_01);
49         w1_unregister_family(&w1_smem_family_81);
50 }
51
52 module_init(w1_smem_init);
53 module_exit(w1_smem_fini);
54
55 MODULE_AUTHOR("Evgeniy Polyakov <zbr@ioremap.net>");
56 MODULE_DESCRIPTION("Driver for 1-wire Dallas network protocol, 64bit memory family.");
57 MODULE_LICENSE("GPL");
58 MODULE_ALIAS("w1-family-" __stringify(W1_FAMILY_SMEM_01));
59 MODULE_ALIAS("w1-family-" __stringify(W1_FAMILY_SMEM_81));