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

   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