diff options
Diffstat (limited to 'sound/pci/au88x0/au88x0_eq.h')
| -rw-r--r-- | sound/pci/au88x0/au88x0_eq.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/sound/pci/au88x0/au88x0_eq.h b/sound/pci/au88x0/au88x0_eq.h new file mode 100644 index 0000000000..797cdae1db --- /dev/null +++ b/sound/pci/au88x0/au88x0_eq.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef AU88X0_EQ_H +#define AU88X0_EQ_H + +/*************************************************************************** + * au88x0_eq.h + * + * Definitions and constant data for the Aureal Hardware EQ. + * + * Sun Jun 8 18:23:38 2003 + * Author: Manuel Jander (mjander@users.sourceforge.net) + ****************************************************************************/ + +typedef struct { + u16 LeftCoefs[50]; //0x4 + u16 RightCoefs[50]; // 0x68 + u16 LeftGains[10]; //0xd0 + u16 RightGains[10]; //0xe4 +} auxxEqCoeffSet_t; + +typedef struct { + s32 this04; /* How many filters for each side (default = 10) */ + s32 this08; /* inited to cero. Stereo flag? */ +} eqhw_t; + +typedef struct { + eqhw_t this04; /* CHwEq */ + u16 this08; /* Bad codec flag ? SetBypassGain: bypass gain */ + u16 this0a; + u16 this0c; /* SetBypassGain: bypass gain when this28 is not set. */ + u16 this0e; + + s32 this10; /* How many gains are used for each side (right or left). */ + u16 this14_array[10]; /* SetLeftGainsTarget: Left (and right?) EQ gains */ + s32 this28; /* flag related to EQ enabled or not. Gang flag ? */ + s32 this54; /* SetBypass */ + s32 this58; + s32 this5c; + /*0x60 */ auxxEqCoeffSet_t coefset; + /* 50 u16 word each channel. */ + u16 this130[20]; /* Left and Right gains */ +} eqlzr_t; + +#endif |