root/include/media/ir-kbd-i2c.h

#ifndef _IR_I2C
#define _IR_I2C

#include <media/rc-core.h>

#define DEFAULT_POLLING_INTERVAL        100     /* ms */

struct IR_i2c;

struct IR_i2c {
        char                   *ir_codes;
        struct i2c_client      *c;
        struct rc_dev          *rc;

        /* Used to avoid fast repeating */
        unsigned char          old;

        u32                    polling_interval; /* in ms */

        struct delayed_work    work;
        char                   name[32];
        char                   phys[32];
        int                    (*get_key)(struct IR_i2c *ir, enum rc_type *protocol,
                                          u32 *scancode, u8 *toggle);
};

enum ir_kbd_get_key_fn {
        IR_KBD_GET_KEY_CUSTOM = 0,
        IR_KBD_GET_KEY_PIXELVIEW,
        IR_KBD_GET_KEY_HAUP,
        IR_KBD_GET_KEY_KNC1,
        IR_KBD_GET_KEY_FUSIONHDTV,
        IR_KBD_GET_KEY_HAUP_XVR,
        IR_KBD_GET_KEY_AVERMEDIA_CARDBUS,
};

/* Can be passed when instantiating an ir_video i2c device */
struct IR_i2c_init_data {
        char                    *ir_codes;
        const char              *name;
        u64                     type; /* RC_BIT_RC5, etc */
        u32                     polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */

        /*
         * Specify either a function pointer or a value indicating one of
         * ir_kbd_i2c's internal get_key functions
         */
        int                    (*get_key)(struct IR_i2c *ir, enum rc_type *protocol,
                                          u32 *scancode, u8 *toggle);
        enum ir_kbd_get_key_fn internal_get_key_func;

        struct rc_dev           *rc_dev;
};
#endif