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ad1816a.h

#ifndef __SOUND_AD1816A_H
#define __SOUND_AD1816A_H

/*
    ad1816a.h - definitions for ADI SoundPort AD1816A chip.
    Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>

    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 "control.h"
#include "pcm.h"
#include "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

typedef struct _snd_ad1816a ad1816a_t;

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;

      snd_card_t *card;
      snd_pcm_t *pcm;

      snd_pcm_substream_t *playback_substream;
      snd_pcm_substream_t *capture_substream;
      unsigned int p_dma_size;
      unsigned int c_dma_size;

      snd_timer_t *timer;
};


#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(snd_card_t *card, unsigned long port,
                        int irq, int dma1, int dma2,
                        ad1816a_t **chip);

extern int snd_ad1816a_pcm(ad1816a_t *chip, int device, snd_pcm_t **rpcm);
extern int snd_ad1816a_mixer(ad1816a_t *chip);

#endif      /* __SOUND_AD1816A_H */

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