drivers/media/video/tda9840.h

   1 #ifndef __INCLUDED_TDA9840__
   2 #define __INCLUDED_TDA9840__
   3
   4 #define I2C_TDA9840             0x42
   5
   6 #define TDA9840_DETECT          _IOR('v',1,int)
   7 /* return values for TDA9840_DETCT */
   8 #define TDA9840_MONO_DETECT             0x0
   9 #define TDA9840_DUAL_DETECT             0x1
  10 #define TDA9840_STEREO_DETECT           0x2
  11 #define TDA9840_INCORRECT_DETECT        0x3
  12
  13 #define TDA9840_SWITCH          _IOW('v',2,int)
  14 /* modes than can be set with TDA9840_SWITCH */
  15 #define TDA9840_SET_MUTE                0x00
  16 #define TDA9840_SET_MONO                0x10
  17 #define TDA9840_SET_STEREO              0x2a
  18 #define TDA9840_SET_LANG1               0x12
  19 #define TDA9840_SET_LANG2               0x1e
  20 #define TDA9840_SET_BOTH                0x1a
  21 #define TDA9840_SET_BOTH_R              0x16
  22 #define TDA9840_SET_EXTERNAL            0x7a
  23
  24 /* values may range between +2.5 and -2.0;
  25    the value has to be multiplied with 10 */
  26 #define TDA9840_LEVEL_ADJUST    _IOW('v',3,int)
  27
  28 /* values may range between +2.5 and -2.4;
  29    the value has to be multiplied with 10 */
  30 #define TDA9840_STEREO_ADJUST   _IOW('v',4,int)
  31
  32 /* currently not implemented */
  33 #define TDA9840_TEST            _IOW('v',5,int)
  34
  35 #endif