Quelle maple.h Sprache: C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MAPLE_H
#define __LINUX_MAPLE_H

#include <mach/maple.h>

struct device;

/* Maple Bus command and response codes */
enum maple_code {
MAPLE_RESPONSE_FILEERR = -5,
MAPLE_RESPONSE_AGAIN, /* retransmit */
MAPLE_RESPONSE_BADCMD,
MAPLE_RESPONSE_BADFUNC,
MAPLE_RESPONSE_NONE, /* unit didn't respond*/
MAPLE_COMMAND_DEVINFO =  1,
MAPLE_COMMAND_ALLINFO,
MAPLE_COMMAND_RESET,
MAPLE_COMMAND_KILL,
MAPLE_RESPONSE_DEVINFO,
MAPLE_RESPONSE_ALLINFO,
MAPLE_RESPONSE_OK,
MAPLE_RESPONSE_DATATRF,
MAPLE_COMMAND_GETCOND,
MAPLE_COMMAND_GETMINFO,
MAPLE_COMMAND_BREAD,
MAPLE_COMMAND_BWRITE,
MAPLE_COMMAND_BSYNC,
MAPLE_COMMAND_SETCOND,
MAPLE_COMMAND_MICCONTROL
};

enum maple_file_errors {
MAPLE_FILEERR_INVALID_PARTITION = 0x01000000,
MAPLE_FILEERR_PHASE_ERROR =  0x02000000,
MAPLE_FILEERR_INVALID_BLOCK =  0x04000000,
MAPLE_FILEERR_WRITE_ERROR =  0x08000000,
MAPLE_FILEERR_INVALID_WRITE_LENGTH = 0x10000000,
MAPLE_FILEERR_BAD_CRC =   0x20000000
};

struct maple_buffer {
char bufx[0x400];
void *buf;
};

struct mapleq {
struct list_head list;
struct maple_device *dev;
struct maple_buffer *recvbuf;
void *sendbuf, *recvbuf_p2;
unsigned char length;
enum maple_code command;
};

struct maple_devinfo {
unsigned long function;
unsigned long function_data[3];
unsigned char area_code;
unsigned char connector_direction;
char product_name[31];
char product_licence[61];
unsigned short standby_power;
unsigned short max_power;
};

struct maple_device {
struct maple_driver *driver;
struct mapleq *mq;
void (*callback) (struct mapleq * mq);
void (*fileerr_handler)(struct maple_device *mdev, void *recvbuf);
int (*can_unload)(struct maple_device *mdev);
unsigned long when, interval, function;
struct maple_devinfo devinfo;
unsigned char port, unit;
char product_name[32];
char product_licence[64];
atomic_t busy;
wait_queue_head_t maple_wait;
struct device dev;
};

struct maple_driver {
unsigned long function;
struct device_driver drv;
};

void maple_getcond_callback(struct maple_device *dev,
       void (*callback) (struct mapleq * mq),
       unsigned long interval,
       unsigned long function);
int maple_driver_register(struct maple_driver *);
void maple_driver_unregister(struct maple_driver *);

int maple_add_packet(struct maple_device *mdev, u32 function,
u32 command, u32 length, void *data);
void maple_clear_dev(struct maple_device *mdev);

#define to_maple_dev(n) container_of(n, struct maple_device, dev)
#define to_maple_driver(n) container_of_const(n, struct maple_driver, drv)

#define maple_get_drvdata(d)  dev_get_drvdata(&(d)->dev)
#define maple_set_drvdata(d,p)  dev_set_drvdata(&(d)->dev, (p))

#endif    /* __LINUX_MAPLE_H */

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