diff options
| author | Evgeniy Polyakov <johnpol@2ka.mipt.ru> | 2006-03-23 19:11:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-06-22 11:22:50 -0700 |
| commit | 12003375acd879e498c6c511faf27531296f9640 (patch) | |
| tree | f69001169d28c6e56e1a12e04420683620e31d79 /drivers/w1/w1_netlink.h | |
| parent | 81f6075ebcf3b0800321b7d81e4845d6ad9566d8 (diff) | |
| download | linux-12003375acd879e498c6c511faf27531296f9640.tar.gz | |
[PATCH] w1: Userspace communication protocol over connector.
There are three types of messages between w1 core and userspace:
1. Events. They are generated each time new master or slave device found
either due to automatic or requested search.
2. Userspace commands. Includes read/write and search/alarm search comamnds.
3. Replies to userspace commands.
From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/w1/w1_netlink.h')
| -rw-r--r-- | drivers/w1/w1_netlink.h | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/drivers/w1/w1_netlink.h b/drivers/w1/w1_netlink.h index eb0c8b3152c886..5644221f9a44f3 100644 --- a/drivers/w1/w1_netlink.h +++ b/drivers/w1/w1_netlink.h @@ -23,37 +23,55 @@ #define __W1_NETLINK_H #include <asm/types.h> +#include <linux/connector.h> #include "w1.h" +#define CN_W1_IDX 3 +#define CN_W1_VAL 1 + enum w1_netlink_message_types { W1_SLAVE_ADD = 0, W1_SLAVE_REMOVE, W1_MASTER_ADD, W1_MASTER_REMOVE, + W1_MASTER_CMD, + W1_SLAVE_CMD, }; struct w1_netlink_msg { __u8 type; - __u8 reserved[3]; - union - { - struct w1_reg_num id; - __u64 w1_id; - struct - { + __u8 reserved; + __u16 len; + union { + __u8 id[8]; + struct w1_mst { __u32 id; - __u32 pid; + __u32 res; } mst; } id; + __u8 data[0]; +}; + +#define W1_CMD_READ 0x0 +#define W1_CMD_WRITE 0x1 +#define W1_CMD_SEARCH 0x2 +#define W1_CMD_ALARM_SEARCH 0x3 + +struct w1_netlink_cmd +{ + __u8 cmd; + __u8 res; + __u16 len; + __u8 data[0]; }; #ifdef __KERNEL__ void w1_netlink_send(struct w1_master *, struct w1_netlink_msg *); -int dev_init_netlink(struct w1_master *dev); -void dev_fini_netlink(struct w1_master *dev); +int w1_init_netlink(void); +void w1_fini_netlink(void); #endif /* __KERNEL__ */ #endif /* __W1_NETLINK_H */ |