linux/include/linux/maple.h
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   1#ifndef __LINUX_MAPLE_H
   2#define __LINUX_MAPLE_H
   3
   4#include <mach/maple.h>
   5
   6struct device;
   7extern struct bus_type maple_bus_type;
   8
   9/* Maple Bus command and response codes */
  10enum maple_code {
  11        MAPLE_RESPONSE_FILEERR =        -5,
  12        MAPLE_RESPONSE_AGAIN,   /* retransmit */
  13        MAPLE_RESPONSE_BADCMD,
  14        MAPLE_RESPONSE_BADFUNC,
  15        MAPLE_RESPONSE_NONE,    /* unit didn't respond*/
  16        MAPLE_COMMAND_DEVINFO =         1,
  17        MAPLE_COMMAND_ALLINFO,
  18        MAPLE_COMMAND_RESET,
  19        MAPLE_COMMAND_KILL,
  20        MAPLE_RESPONSE_DEVINFO,
  21        MAPLE_RESPONSE_ALLINFO,
  22        MAPLE_RESPONSE_OK,
  23        MAPLE_RESPONSE_DATATRF,
  24        MAPLE_COMMAND_GETCOND,
  25        MAPLE_COMMAND_GETMINFO,
  26        MAPLE_COMMAND_BREAD,
  27        MAPLE_COMMAND_BWRITE,
  28        MAPLE_COMMAND_BSYNC,
  29        MAPLE_COMMAND_SETCOND,
  30        MAPLE_COMMAND_MICCONTROL
  31};
  32
  33enum maple_file_errors {
  34        MAPLE_FILEERR_INVALID_PARTITION =       0x01000000,
  35        MAPLE_FILEERR_PHASE_ERROR =             0x02000000,
  36        MAPLE_FILEERR_INVALID_BLOCK =           0x04000000,
  37        MAPLE_FILEERR_WRITE_ERROR =             0x08000000,
  38        MAPLE_FILEERR_INVALID_WRITE_LENGTH =    0x10000000,
  39        MAPLE_FILEERR_BAD_CRC =                 0x20000000
  40};
  41
  42struct maple_buffer {
  43        char bufx[0x400];
  44        void *buf;
  45};
  46
  47struct mapleq {
  48        struct list_head list;
  49        struct maple_device *dev;
  50        struct maple_buffer *recvbuf;
  51        void *sendbuf, *recvbuf_p2;
  52        unsigned char length;
  53        enum maple_code command;
  54};
  55
  56struct maple_devinfo {
  57        unsigned long function;
  58        unsigned long function_data[3];
  59        unsigned char area_code;
  60        unsigned char connector_direction;
  61        char product_name[31];
  62        char product_licence[61];
  63        unsigned short standby_power;
  64        unsigned short max_power;
  65};
  66
  67struct maple_device {
  68        struct maple_driver *driver;
  69        struct mapleq *mq;
  70        void (*callback) (struct mapleq * mq);
  71        void (*fileerr_handler)(struct maple_device *mdev, void *recvbuf);
  72        int (*can_unload)(struct maple_device *mdev);
  73        unsigned long when, interval, function;
  74        struct maple_devinfo devinfo;
  75        unsigned char port, unit;
  76        char product_name[32];
  77        char product_licence[64];
  78        atomic_t busy;
  79        wait_queue_head_t maple_wait;
  80        struct device dev;
  81};
  82
  83struct maple_driver {
  84        unsigned long function;
  85        struct device_driver drv;
  86};
  87
  88void maple_getcond_callback(struct maple_device *dev,
  89                            void (*callback) (struct mapleq * mq),
  90                            unsigned long interval,
  91                            unsigned long function);
  92int maple_driver_register(struct maple_driver *);
  93void maple_driver_unregister(struct maple_driver *);
  94
  95int maple_add_packet(struct maple_device *mdev, u32 function,
  96        u32 command, u32 length, void *data);
  97void maple_clear_dev(struct maple_device *mdev);
  98
  99#define to_maple_dev(n) container_of(n, struct maple_device, dev)
 100#define to_maple_driver(n) container_of(n, struct maple_driver, drv)
 101
 102#define maple_get_drvdata(d)            dev_get_drvdata(&(d)->dev)
 103#define maple_set_drvdata(d,p)          dev_set_drvdata(&(d)->dev, (p))
 104
 105#endif                          /* __LINUX_MAPLE_H */
 106
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