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/*

 * The Linux soundcard driver for 1200 baud and 9600 baud packet radio

 * (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA

 */

#ifndef _SOUNDMODEM_H

#define _SOUNDMODEM_H

/* -------------------------------------------------------------------- */

/*

 * structs for the IOCTL commands

 */

struct sm_debug_data {

        unsigned int int_rate;

        unsigned int mod_cycles;

        unsigned int demod_cycles;

        unsigned int dma_residue;

};

struct sm_diag_data {

        unsigned int mode;

        unsigned int flags;

        unsigned int samplesperbit;

        unsigned int datalen;

        short *data;

};

struct sm_mixer_data {

        unsigned int mixer_type;

        unsigned int sample_rate;

        unsigned int bit_rate;

        unsigned int reg;

        unsigned int data;

};

struct sm_config {

        int hardware;

        int mode;

};

struct sm_ioctl {

        int cmd;

        union {

                struct sm_config cfg;

                struct sm_diag_data diag;

                struct sm_mixer_data mix;

                struct sm_debug_data dbg;

        } data;

};

/* -------------------------------------------------------------------- */

/*

 * diagnose modes

 */

#define SM_DIAGMODE_OFF            0

#define SM_DIAGMODE_INPUT          1

#define SM_DIAGMODE_DEMOD          2

#define SM_DIAGMODE_CONSTELLATION  3

/*

 * diagnose flags

 */

#define SM_DIAGFLAG_DCDGATE    (1<<0)

#define SM_DIAGFLAG_VALID      (1<<1)

/*

 * mixer types

 */

#define SM_MIXER_INVALID       0

#define SM_MIXER_AD1848        0x10

#define SM_MIXER_CRYSTAL       0x11

#define SM_MIXER_CT1335        0x20

#define SM_MIXER_CT1345        0x21

#define SM_MIXER_CT1745        0x22

/*

 * ioctl values

 */

#define SMCTL_DIAGNOSE         0x82

#define SMCTL_GETMIXER         0x83

#define SMCTL_SETMIXER         0x84

#define SMCTL_GETDEBUG         0x85

/* -------------------------------------------------------------------- */

#endif /* _SOUNDMODEM_H */

/* --------------------------------------------------------------------- */