xorg-server-1.4/hw/xfree86/i2c/tda8425.h

   1 #ifndef __TDA8425_H__
   2 #define __TDA8425_H__
   3
   4 #include "xf86i2c.h"
   5
   6 typedef struct {
   7         I2CDevRec d;
   8
   9         int mux;
  10         int stereo;
  11         int v_left;
  12         int v_right;
  13         int bass;
  14         int treble;
  15         int src_sel;
  16         Bool mute;
  17         } TDA8425Rec, *TDA8425Ptr;
  18
  19 #define TDA8425_ADDR_1   0x82
  20
  21 /* the third parameter is meant to force detection of tda8425.
  22    This is because tda8425 is write-only and complete implementation
  23    of I2C protocol is not always available. Besides address there is no good
  24    way to autodetect it so we have to _know_ it is there anyway */
  25
  26 TDA8425Ptr Detect_tda8425(I2CBusPtr b, I2CSlaveAddr addr,Bool force);
  27 Bool tda8425_init(TDA8425Ptr t);
  28 void tda8425_setaudio(TDA8425Ptr t);
  29 void tda8425_mute(TDA8425Ptr t, Bool mute);
  30
  31 #define TDA8425SymbolsList  \
  32                 "Detect_tda8425", \
  33                 "tda8425_init", \
  34                 "tda8425_setaudio", \
  35                 "tda8425_mute"
  36
  37 #define xf86_Detect_tda8425   ((TDA8425Ptr (*)(I2CBusPtr, I2CSlaveAddr,Bool))LoaderSymbol("Detect_tda8425"))
  38 #define xf86_tda8425_init     ((Bool (*)(TDA8425Ptr))LoaderSymbol("tda8425_init"))
  39 #define xf86_tda8425_setaudio ((void (*)(TDA8425Ptr))LoaderSymbol("tda8425_setaudio"))
  40 #define xf86_tda8425_mute     ((void (*)(TDA8425Ptr, Bool))LoaderSymbol("tda8425_mute"))
  41
  42 #endif