diff options
Diffstat (limited to 'drivers/media/video/tda9840.h')
-rw-r--r-- | drivers/media/video/tda9840.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/media/video/tda9840.h b/drivers/media/video/tda9840.h new file mode 100644 index 00000000000..28021053bd0 --- /dev/null +++ b/drivers/media/video/tda9840.h @@ -0,0 +1,35 @@ +#ifndef __INCLUDED_TDA9840__ +#define __INCLUDED_TDA9840__ + +#define I2C_TDA9840 0x42 + +#define TDA9840_DETECT _IOR('v',1,int) +/* return values for TDA9840_DETCT */ +#define TDA9840_MONO_DETECT 0x0 +#define TDA9840_DUAL_DETECT 0x1 +#define TDA9840_STEREO_DETECT 0x2 +#define TDA9840_INCORRECT_DETECT 0x3 + +#define TDA9840_SWITCH _IOW('v',2,int) +/* modes than can be set with TDA9840_SWITCH */ +#define TDA9840_SET_MUTE 0x00 +#define TDA9840_SET_MONO 0x10 +#define TDA9840_SET_STEREO 0x2a +#define TDA9840_SET_LANG1 0x12 +#define TDA9840_SET_LANG2 0x1e +#define TDA9840_SET_BOTH 0x1a +#define TDA9840_SET_BOTH_R 0x16 +#define TDA9840_SET_EXTERNAL 0x7a + +/* values may range between +2.5 and -2.0; + the value has to be multiplied with 10 */ +#define TDA9840_LEVEL_ADJUST _IOW('v',3,int) + +/* values may range between +2.5 and -2.4; + the value has to be multiplied with 10 */ +#define TDA9840_STEREO_ADJUST _IOW('v',4,int) + +/* currently not implemented */ +#define TDA9840_TEST _IOW('v',5,int) + +#endif |