Loading...
1/*
2 * w1_netlink.h
3 *
4 * Copyright (c) 2003 Evgeniy Polyakov <zbr@ioremap.net>
5 *
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_NETLINK_H
23#define __W1_NETLINK_H
24
25#include <asm/types.h>
26#include <linux/connector.h>
27
28#include "w1.h"
29
30enum w1_netlink_message_types {
31 W1_SLAVE_ADD = 0,
32 W1_SLAVE_REMOVE,
33 W1_MASTER_ADD,
34 W1_MASTER_REMOVE,
35 W1_MASTER_CMD,
36 W1_SLAVE_CMD,
37 W1_LIST_MASTERS,
38};
39
40struct w1_netlink_msg
41{
42 __u8 type;
43 __u8 status;
44 __u16 len;
45 union {
46 __u8 id[8];
47 struct w1_mst {
48 __u32 id;
49 __u32 res;
50 } mst;
51 } id;
52 __u8 data[0];
53};
54
55enum w1_commands {
56 W1_CMD_READ = 0,
57 W1_CMD_WRITE,
58 W1_CMD_SEARCH,
59 W1_CMD_ALARM_SEARCH,
60 W1_CMD_TOUCH,
61 W1_CMD_RESET,
62 W1_CMD_MAX,
63};
64
65struct w1_netlink_cmd
66{
67 __u8 cmd;
68 __u8 res;
69 __u16 len;
70 __u8 data[0];
71};
72
73#ifdef __KERNEL__
74
75void w1_netlink_send(struct w1_master *, struct w1_netlink_msg *);
76int w1_init_netlink(void);
77void w1_fini_netlink(void);
78
79#endif /* __KERNEL__ */
80#endif /* __W1_NETLINK_H */
1/*
2 * w1_netlink.h
3 *
4 * Copyright (c) 2003 Evgeniy Polyakov <zbr@ioremap.net>
5 *
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_NETLINK_H
23#define __W1_NETLINK_H
24
25#include <asm/types.h>
26#include <linux/connector.h>
27
28#include "w1.h"
29
30/**
31 * enum w1_netlink_message_types - message type
32 *
33 * @W1_SLAVE_ADD: notification that a slave device was added
34 * @W1_SLAVE_REMOVE: notification that a slave device was removed
35 * @W1_MASTER_ADD: notification that a new bus master was added
36 * @W1_MASTER_REMOVE: notification that a bus masterwas removed
37 * @W1_MASTER_CMD: initiate operations on a specific master
38 * @W1_SLAVE_CMD: sends reset, selects the slave, then does a read/write/touch
39 * operation
40 * @W1_LIST_MASTERS: used to determine the bus master identifiers
41 */
42enum w1_netlink_message_types {
43 W1_SLAVE_ADD = 0,
44 W1_SLAVE_REMOVE,
45 W1_MASTER_ADD,
46 W1_MASTER_REMOVE,
47 W1_MASTER_CMD,
48 W1_SLAVE_CMD,
49 W1_LIST_MASTERS,
50};
51
52struct w1_netlink_msg
53{
54 __u8 type;
55 __u8 status;
56 __u16 len;
57 union {
58 __u8 id[8];
59 struct w1_mst {
60 __u32 id;
61 __u32 res;
62 } mst;
63 } id;
64 __u8 data[0];
65};
66
67/**
68 * enum w1_commands - commands available for master or slave operations
69 * @W1_CMD_READ: read len bytes
70 * @W1_CMD_WRITE: write len bytes
71 * @W1_CMD_SEARCH: initiate a standard search, returns only the slave
72 * devices found during that search
73 * @W1_CMD_ALARM_SEARCH: search for devices that are currently alarming
74 * @W1_CMD_TOUCH: Touches a series of bytes.
75 * @W1_CMD_RESET: sends a bus reset on the given master
76 * @W1_CMD_SLAVE_ADD: adds a slave to the given master,
77 * 8 byte slave id at data[0]
78 * @W1_CMD_SLAVE_REMOVE: removes a slave to the given master,
79 * 8 byte slave id at data[0]
80 * @W1_CMD_LIST_SLAVES: list of slaves registered on this master
81 * @W1_CMD_MAX: number of available commands
82 */
83enum w1_commands {
84 W1_CMD_READ = 0,
85 W1_CMD_WRITE,
86 W1_CMD_SEARCH,
87 W1_CMD_ALARM_SEARCH,
88 W1_CMD_TOUCH,
89 W1_CMD_RESET,
90 W1_CMD_SLAVE_ADD,
91 W1_CMD_SLAVE_REMOVE,
92 W1_CMD_LIST_SLAVES,
93 W1_CMD_MAX
94};
95
96struct w1_netlink_cmd
97{
98 __u8 cmd;
99 __u8 res;
100 __u16 len;
101 __u8 data[0];
102};
103
104#ifdef __KERNEL__
105
106void w1_netlink_send(struct w1_master *, struct w1_netlink_msg *);
107int w1_init_netlink(void);
108void w1_fini_netlink(void);
109
110#endif /* __KERNEL__ */
111#endif /* __W1_NETLINK_H */