Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
7785925d | 2 | * w1_family.h |
1da177e4 | 3 | * |
a8018766 | 4 | * Copyright (c) 2004 Evgeniy Polyakov <zbr@ioremap.net> |
7785925d | 5 | * |
1da177e4 LT |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #ifndef __W1_FAMILY_H | |
23 | #define __W1_FAMILY_H | |
24 | ||
25 | #include <linux/types.h> | |
26 | #include <linux/device.h> | |
60063497 | 27 | #include <linux/atomic.h> |
1da177e4 LT |
28 | |
29 | #define W1_FAMILY_DEFAULT 0 | |
4b7e4f82 | 30 | #define W1_FAMILY_BQ27000 0x01 |
85e941cc EP |
31 | #define W1_FAMILY_SMEM_01 0x01 |
32 | #define W1_FAMILY_SMEM_81 0x81 | |
718a538f | 33 | #define W1_THERM_DS18S20 0x10 |
fbf7f7b4 | 34 | #define W1_FAMILY_DS28E04 0x1C |
17fecb55 | 35 | #define W1_COUNTER_DS2423 0x1D |
718a538f | 36 | #define W1_THERM_DS1822 0x22 |
a3d65f25 | 37 | #define W1_EEPROM_DS2433 0x23 |
718a538f | 38 | #define W1_THERM_DS18B20 0x28 |
89610274 | 39 | #define W1_FAMILY_DS2408 0x29 |
d8273674 | 40 | #define W1_EEPROM_DS2431 0x2D |
d7ce6d1d | 41 | #define W1_FAMILY_DS2760 0x30 |
275ac746 | 42 | #define W1_FAMILY_DS2780 0x32 |
31b4ca3e | 43 | #define W1_FAMILY_DS2413 0x3A |
94859308 | 44 | #define W1_FAMILY_DS2406 0x12 |
f3261dfb | 45 | #define W1_THERM_DS1825 0x3B |
fef37e9a | 46 | #define W1_FAMILY_DS2781 0x3D |
f7b1371e | 47 | #define W1_THERM_DS28EA00 0x42 |
1da177e4 LT |
48 | |
49 | #define MAXNAMELEN 32 | |
50 | ||
d2a4ef6a EP |
51 | struct w1_slave; |
52 | ||
b3be177a DF |
53 | /** |
54 | * struct w1_family_ops - operations for a family type | |
55 | * @add_slave: add_slave | |
56 | * @remove_slave: remove_slave | |
57 | * @groups: sysfs group | |
58 | */ | |
1da177e4 LT |
59 | struct w1_family_ops |
60 | { | |
d2a4ef6a EP |
61 | int (* add_slave)(struct w1_slave *); |
62 | void (* remove_slave)(struct w1_slave *); | |
36c27a65 | 63 | const struct attribute_group **groups; |
1da177e4 LT |
64 | }; |
65 | ||
b3be177a DF |
66 | /** |
67 | * struct w1_family - reference counted family structure. | |
68 | * @family_entry: family linked list | |
69 | * @fid: 8 bit family identifier | |
70 | * @fops: operations for this family | |
71 | * @refcnt: reference counter | |
72 | */ | |
1da177e4 LT |
73 | struct w1_family |
74 | { | |
75 | struct list_head family_entry; | |
76 | u8 fid; | |
7785925d | 77 | |
1da177e4 | 78 | struct w1_family_ops *fops; |
7785925d | 79 | |
1da177e4 | 80 | atomic_t refcnt; |
1da177e4 LT |
81 | }; |
82 | ||
83 | extern spinlock_t w1_flock; | |
84 | ||
1da177e4 LT |
85 | void w1_family_put(struct w1_family *); |
86 | void __w1_family_get(struct w1_family *); | |
1da177e4 LT |
87 | struct w1_family * w1_family_registered(u8); |
88 | void w1_unregister_family(struct w1_family *); | |
89 | int w1_register_family(struct w1_family *); | |
90 | ||
91 | #endif /* __W1_FAMILY_H */ |