| #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 |
