ad1816a.h

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#ifndef __SOUND_AD1816A_H
#define __SOUND_AD1816A_H

/*
    ad1816a.h - definitions for ADI SoundPort AD1816A chip.
    Copyright (C) 1999-2000 by Massimo Piccioni <[email protected]>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
*/

#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/timer.h>

#define AD1816A_REG(r)          (chip->port + r)

#define AD1816A_CHIP_STATUS     0x00
#define AD1816A_INDIR_ADDR      0x00
#define AD1816A_INTERRUPT_STATUS    0x01
#define AD1816A_INDIR_DATA_LOW      0x02
#define AD1816A_INDIR_DATA_HIGH     0x03
#define AD1816A_PIO_DEBUG       0x04
#define AD1816A_PIO_STATUS      0x05
#define AD1816A_PIO_DATA        0x06
#define AD1816A_RESERVED_7      0x07
#define AD1816A_PLAYBACK_CONFIG     0x08
#define AD1816A_CAPTURE_CONFIG      0x09
#define AD1816A_RESERVED_10     0x0a
#define AD1816A_RESERVED_11     0x0b
#define AD1816A_JOYSTICK_RAW_DATA   0x0c
#define AD1816A_JOYSTICK_CTRL       0x0d
#define AD1816A_JOY_POS_DATA_LOW    0x0e
#define AD1816A_JOY_POS_DATA_HIGH   0x0f

#define AD1816A_LOW_BYTE_TMP        0x00
#define AD1816A_INTERRUPT_ENABLE    0x01
#define AD1816A_EXTERNAL_CTRL       0x01
#define AD1816A_PLAYBACK_SAMPLE_RATE    0x02
#define AD1816A_CAPTURE_SAMPLE_RATE 0x03
#define AD1816A_VOICE_ATT       0x04
#define AD1816A_FM_ATT          0x05
#define AD1816A_I2S_1_ATT       0x06
#define AD1816A_I2S_0_ATT       0x07
#define AD1816A_PLAYBACK_BASE_COUNT 0x08
#define AD1816A_PLAYBACK_CURR_COUNT 0x09
#define AD1816A_CAPTURE_BASE_COUNT  0x0a
#define AD1816A_CAPTURE_CURR_COUNT  0x0b
#define AD1816A_TIMER_BASE_COUNT    0x0c
#define AD1816A_TIMER_CURR_COUNT    0x0d
#define AD1816A_MASTER_ATT      0x0e
#define AD1816A_CD_GAIN_ATT     0x0f
#define AD1816A_SYNTH_GAIN_ATT      0x10
#define AD1816A_VID_GAIN_ATT        0x11
#define AD1816A_LINE_GAIN_ATT       0x12
#define AD1816A_MIC_GAIN_ATT        0x13
#define AD1816A_PHONE_IN_GAIN_ATT   0x13
#define AD1816A_ADC_SOURCE_SEL      0x14
#define AD1816A_ADC_PGA         0x14
#define AD1816A_CHIP_CONFIG     0x20
#define AD1816A_DSP_CONFIG      0x21
#define AD1816A_FM_SAMPLE_RATE      0x22
#define AD1816A_I2S_1_SAMPLE_RATE   0x23
#define AD1816A_I2S_0_SAMPLE_RATE   0x24
#define AD1816A_RESERVED_37     0x25
#define AD1816A_PROGRAM_CLOCK_RATE  0x26
#define AD1816A_3D_PHAT_CTRL        0x27
#define AD1816A_PHONE_OUT_ATT       0x27
#define AD1816A_RESERVED_40     0x28
#define AD1816A_HW_VOL_BUT      0x29
#define AD1816A_DSP_MAILBOX_0       0x2a
#define AD1816A_DSP_MAILBOX_1       0x2b
#define AD1816A_POWERDOWN_CTRL      0x2c
#define AD1816A_TIMER_CTRL      0x2c
#define AD1816A_VERSION_ID      0x2d
#define AD1816A_RESERVED_46     0x2e

#define AD1816A_READY           0x80

#define AD1816A_PLAYBACK_IRQ_PENDING    0x80
#define AD1816A_CAPTURE_IRQ_PENDING 0x40
#define AD1816A_TIMER_IRQ_PENDING   0x20

#define AD1816A_PLAYBACK_ENABLE     0x01
#define AD1816A_PLAYBACK_PIO        0x02
#define AD1816A_CAPTURE_ENABLE      0x01
#define AD1816A_CAPTURE_PIO     0x02

#define AD1816A_FMT_LINEAR_8        0x00
#define AD1816A_FMT_ULAW_8      0x08
#define AD1816A_FMT_LINEAR_16_LIT   0x10
#define AD1816A_FMT_ALAW_8      0x18
#define AD1816A_FMT_LINEAR_16_BIG   0x30
#define AD1816A_FMT_ALL         0x38
#define AD1816A_FMT_STEREO      0x04

#define AD1816A_PLAYBACK_IRQ_ENABLE 0x8000
#define AD1816A_CAPTURE_IRQ_ENABLE  0x4000
#define AD1816A_TIMER_IRQ_ENABLE    0x2000
#define AD1816A_TIMER_ENABLE        0x0080

#define AD1816A_SRC_LINE        0x00
#define AD1816A_SRC_OUT         0x10
#define AD1816A_SRC_CD          0x20
#define AD1816A_SRC_SYNTH       0x30
#define AD1816A_SRC_VIDEO       0x40
#define AD1816A_SRC_MIC         0x50
#define AD1816A_SRC_MONO        0x50
#define AD1816A_SRC_PHONE_IN        0x60
#define AD1816A_SRC_MASK        0x70

#define AD1816A_CAPTURE_NOT_EQUAL   0x1000
#define AD1816A_WSS_ENABLE      0x8000

struct snd_ad1816a {
    unsigned long port;
    struct resource *res_port;
    int irq;
    int dma1;
    int dma2;

    unsigned short hardware;
    unsigned short version;

    spinlock_t lock;

    unsigned short mode;
    unsigned int clock_freq;

    struct snd_card *card;
    struct snd_pcm *pcm;

    struct snd_pcm_substream *playback_substream;
    struct snd_pcm_substream *capture_substream;
    unsigned int p_dma_size;
    unsigned int c_dma_size;

    struct snd_timer *timer;
#ifdef CONFIG_PM
    unsigned short image[48];
#endif
};


#define AD1816A_HW_AUTO     0
#define AD1816A_HW_AD1816A  1
#define AD1816A_HW_AD1815   2
#define AD1816A_HW_AD18MAX10    3

#define AD1816A_MODE_PLAYBACK   0x01
#define AD1816A_MODE_CAPTURE    0x02
#define AD1816A_MODE_TIMER  0x04
#define AD1816A_MODE_OPEN   (AD1816A_MODE_PLAYBACK |    \
                AD1816A_MODE_CAPTURE |      \
                AD1816A_MODE_TIMER)


extern int snd_ad1816a_create(struct snd_card *card, unsigned long port,
                  int irq, int dma1, int dma2,
                  struct snd_ad1816a *chip);

extern int snd_ad1816a_pcm(struct snd_ad1816a *chip, int device, struct snd_pcm **rpcm);
extern int snd_ad1816a_mixer(struct snd_ad1816a *chip);
extern int snd_ad1816a_timer(struct snd_ad1816a *chip, int device,
                 struct snd_timer **rtimer);
#ifdef CONFIG_PM
extern void snd_ad1816a_suspend(struct snd_ad1816a *chip);
extern void snd_ad1816a_resume(struct snd_ad1816a *chip);
#endif

#endif  /* __SOUND_AD1816A_H */