release/src-rt-6.x.4708/linux/linux-2.6.36/sound/pci/au88x0/au88x0_eq.h

   1 #ifndef AU88X0_EQ_H
   2 #define AU88X0_EQ_H
   3
   4 /***************************************************************************
   5  *            au88x0_eq.h
   6  *
   7  *  Definitions and constant data for the Aureal Hardware EQ.
   8  *
   9  *  Sun Jun  8 18:23:38 2003
  10  *  Author: Manuel Jander (mjander@users.sourceforge.net)
  11  ****************************************************************************/
  12
  13 typedef struct {
  14         u16 LeftCoefs[50];      //0x4
  15         u16 RightCoefs[50];     // 0x68
  16         u16 LeftGains[10];      //0xd0
  17         u16 RightGains[10];     //0xe4
  18 } auxxEqCoeffSet_t;
  19
  20 typedef struct {
  21         s32 this04;             /* How many filters for each side (default = 10) */
  22         s32 this08;             /* inited to cero. Stereo flag? */
  23 } eqhw_t;
  24
  25 typedef struct {
  26         eqhw_t this04;          /* CHwEq */
  27         u16 this08;             /* Bad codec flag ? SetBypassGain: bypass gain */
  28         u16 this0a;
  29         u16 this0c;             /* SetBypassGain: bypass gain when this28 is not set. */
  30         u16 this0e;
  31
  32         s32 this10;             /* How many gains are used for each side (right or left). */
  33         u16 this14_array[10];   /* SetLeftGainsTarget: Left (and right?) EQ gains  */
  34         s32 this28;             /* flag related to EQ enabled or not. Gang flag ? */
  35         s32 this54;             /* SetBypass */
  36         s32 this58;
  37         s32 this5c;
  38         /*0x60 */ auxxEqCoeffSet_t coefset;
  39         /* 50 u16 word each channel. */
  40         u16 this130[20];        /* Left and Right gains */
  41 } eqlzr_t;
  42
  43 #endif