Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
adb.h
Go to the documentation of this file.
1 /*
2  * Definitions for ADB (Apple Desktop Bus) support.
3  */
4 #ifndef __ADB_H
5 #define __ADB_H
6 
7 #include <uapi/linux/adb.h>
8 
9 
10 struct adb_request {
11  unsigned char data[32];
12  int nbytes;
13  unsigned char reply[32];
14  int reply_len;
15  unsigned char reply_expected;
16  unsigned char sent;
17  unsigned char complete;
18  void (*done)(struct adb_request *);
19  void *arg;
20  struct adb_request *next;
21 };
22 
23 struct adb_ids {
24  int nids;
25  unsigned char id[16];
26 };
27 
28 /* Structure which encapsulates a low-level ADB driver */
29 
30 struct adb_driver {
31  char name[16];
32  int (*probe)(void);
33  int (*init)(void);
34  int (*send_request)(struct adb_request *req, int sync);
35  int (*autopoll)(int devs);
36  void (*poll)(void);
38 };
39 
40 /* Values for adb_request flags */
41 #define ADBREQ_REPLY 1 /* expect reply */
42 #define ADBREQ_SYNC 2 /* poll until done */
43 #define ADBREQ_NOSEND 4 /* build the request, but don't send it */
44 
45 /* Messages sent thru the client_list notifier. You should NOT stop
46  the operation, at least not with this version */
48  ADB_MSG_POWERDOWN, /* Currently called before sleep only */
49  ADB_MSG_PRE_RESET, /* Called before resetting the bus */
50  ADB_MSG_POST_RESET /* Called after resetting the bus (re-do init & register) */
51 };
53 
54 int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
55  int flags, int nbytes, ...);
56 int adb_register(int default_id,int handler_id,struct adb_ids *ids,
57  void (*handler)(unsigned char *, int, int));
58 int adb_unregister(int index);
59 void adb_poll(void);
60 void adb_input(unsigned char *, int, int);
61 int adb_reset_bus(void);
62 
63 int adb_try_handler_change(int address, int new_id);
64 int adb_get_infos(int address, int *original_address, int *handler_id);
65 
66 #endif /* __ADB_H */