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/*

* Definitions for ADB (Apple Desktop Bus) support.

*/

#ifndef __ADB_H

#define __ADB_H

#include <uapi/linux/adb.h>

struct adb_request {

unsigned char data[32];

int nbytes;

unsigned char reply[32];

int reply_len;

unsigned char reply_expected;

unsigned char sent;

unsigned char complete;

void (*done)(struct adb_request *);

void *arg;

struct adb_request *next;

};

struct adb_ids {

int nids;

unsigned char id[16];

};

/* Structure which encapsulates a low-level ADB driver */

struct adb_driver {

char name[16];

int (*probe)(void);

int (*init)(void);

int (*send_request)(struct adb_request *req, int sync);

int (*autopoll)(int devs);

void (*poll)(void);

int (*reset_bus)(void);

};

/* Values for adb_request flags */

#define ADBREQ_REPLY 1 /* expect reply */

#define ADBREQ_SYNC 2 /* poll until done */

#define ADBREQ_NOSEND 4 /* build the request, but don't send it */

/* Messages sent thru the client_list notifier. You should NOT stop

the operation, at least not with this version */

enum adb_message {

ADB_MSG_POWERDOWN, /* Currently called before sleep only */

ADB_MSG_PRE_RESET, /* Called before resetting the bus */

ADB_MSG_POST_RESET /* Called after resetting the bus (re-do init & register) */

};

extern struct blocking_notifier_head adb_client_list;

int adb_request(struct adb_request *req, void (*done)(struct adb_request *),

int flags, int nbytes, ...);

int adb_register(int default_id,int handler_id,struct adb_ids *ids,

void (*handler)(unsigned char *, int, int));

int adb_unregister(int index);

void adb_poll(void);

void adb_input(unsigned char *, int, int);

int adb_reset_bus(void);

int adb_try_handler_change(int address, int new_id);

int adb_get_infos(int address, int *original_address, int *handler_id);

#endif /* __ADB_H */