xenocara/xserver/hw/xfree86/i2c/tda8425.h
2006-11-26 18:13:41 +00:00

43 lines
1.2 KiB
C

#ifndef __TDA8425_H__
#define __TDA8425_H__
#include "xf86i2c.h"
typedef struct {
I2CDevRec d;
int mux;
int stereo;
int v_left;
int v_right;
int bass;
int treble;
int src_sel;
Bool mute;
} TDA8425Rec, *TDA8425Ptr;
#define TDA8425_ADDR_1 0x82
/* the third parameter is meant to force detection of tda8425.
This is because tda8425 is write-only and complete implementation
of I2C protocol is not always available. Besides address there is no good
way to autodetect it so we have to _know_ it is there anyway */
TDA8425Ptr Detect_tda8425(I2CBusPtr b, I2CSlaveAddr addr,Bool force);
Bool tda8425_init(TDA8425Ptr t);
void tda8425_setaudio(TDA8425Ptr t);
void tda8425_mute(TDA8425Ptr t, Bool mute);
#define TDA8425SymbolsList \
"Detect_tda8425", \
"tda8425_init", \
"tda8425_setaudio", \
"tda8425_mute"
#define xf86_Detect_tda8425 ((TDA8425Ptr (*)(I2CBusPtr, I2CSlaveAddr,Bool))LoaderSymbol("Detect_tda8425"))
#define xf86_tda8425_init ((Bool (*)(TDA8425Ptr))LoaderSymbol("tda8425_init"))
#define xf86_tda8425_setaudio ((void (*)(TDA8425Ptr))LoaderSymbol("tda8425_setaudio"))
#define xf86_tda8425_mute ((void (*)(TDA8425Ptr, Bool))LoaderSymbol("tda8425_mute"))
#endif