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

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  1 #ifndef _IR_I2C
  2 #define _IR_I2C
  3 
  4 #include <media/rc-core.h>
  5 
  6 #define DEFAULT_POLLING_INTERVAL        100     /* ms */
  7 
  8 struct IR_i2c;
  9 
 10 struct IR_i2c {
 11         char                   *ir_codes;
 12         struct i2c_client      *c;
 13         struct rc_dev          *rc;
 14 
 15         /* Used to avoid fast repeating */
 16         unsigned char          old;
 17 
 18         u32                    polling_interval; /* in ms */
 19 
 20         struct delayed_work    work;
 21         char                   name[32];
 22         char                   phys[32];
 23         int                    (*get_key)(struct IR_i2c *ir, enum rc_type *protocol,
 24                                           u32 *scancode, u8 *toggle);
 25 };
 26 
 27 enum ir_kbd_get_key_fn {
 28         IR_KBD_GET_KEY_CUSTOM = 0,
 29         IR_KBD_GET_KEY_PIXELVIEW,
 30         IR_KBD_GET_KEY_HAUP,
 31         IR_KBD_GET_KEY_KNC1,
 32         IR_KBD_GET_KEY_FUSIONHDTV,
 33         IR_KBD_GET_KEY_HAUP_XVR,
 34         IR_KBD_GET_KEY_AVERMEDIA_CARDBUS,
 35 };
 36 
 37 /* Can be passed when instantiating an ir_video i2c device */
 38 struct IR_i2c_init_data {
 39         char                    *ir_codes;
 40         const char              *name;
 41         u64                     type; /* RC_BIT_RC5, etc */
 42         u32                     polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */
 43 
 44         /*
 45          * Specify either a function pointer or a value indicating one of
 46          * ir_kbd_i2c's internal get_key functions
 47          */
 48         int                    (*get_key)(struct IR_i2c *ir, enum rc_type *protocol,
 49                                           u32 *scancode, u8 *toggle);
 50         enum ir_kbd_get_key_fn internal_get_key_func;
 51 
 52         struct rc_dev           *rc_dev;
 53 };
 54 #endif
 55 

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