| 1 | #ifndef __TEA6330T_H
|
|---|
| 2 | #define __TEA6330T_H
|
|---|
| 3 |
|
|---|
| 4 | /*
|
|---|
| 5 | * Routines for control of TEA6330T circuit.
|
|---|
| 6 | * Sound fader control circuit for car radios.
|
|---|
| 7 | *
|
|---|
| 8 | * This program is free software; you can redistribute it and/or modify
|
|---|
| 9 | * it under the terms of the GNU General Public License as published by
|
|---|
| 10 | * the Free Software Foundation; either version 2 of the License, or
|
|---|
| 11 | * (at your option) any later version.
|
|---|
| 12 | *
|
|---|
| 13 | * This program is distributed in the hope that it will be useful,
|
|---|
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|---|
| 16 | * GNU General Public License for more details.
|
|---|
| 17 | *
|
|---|
| 18 | * You should have received a copy of the GNU General Public License
|
|---|
| 19 | * along with this program; if not, write to the Free Software
|
|---|
| 20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|---|
| 21 | *
|
|---|
| 22 | *
|
|---|
| 23 | */
|
|---|
| 24 |
|
|---|
| 25 | #include "control.h"
|
|---|
| 26 | #include "i2c.h" /* generic i2c support */
|
|---|
| 27 |
|
|---|
| 28 | typedef struct {
|
|---|
| 29 | snd_i2c_device_t *device;
|
|---|
| 30 | int equalizer;
|
|---|
| 31 | int fader;
|
|---|
| 32 | unsigned char regs[8];
|
|---|
| 33 | unsigned char mleft, mright;
|
|---|
| 34 | unsigned char bass, treble;
|
|---|
| 35 | unsigned char max_bass, max_treble;
|
|---|
| 36 | spinlock_t reg_lock;
|
|---|
| 37 | } tea6330t_t;
|
|---|
| 38 |
|
|---|
| 39 | extern int snd_tea6330t_detect(snd_i2c_bus_t *bus, int equalizer);
|
|---|
| 40 | extern int snd_tea6330t_update_mixer(snd_card_t * card, snd_i2c_bus_t * bus, int equalizer, int fader);
|
|---|
| 41 |
|
|---|
| 42 | #endif /* __TEA6330T_H */
|
|---|
