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#ifndef __SOUND_HDSPM_H

#define __SOUND_HDSPM_H

/*

 *   Copyright (C) 2003 Winfried Ritsch (IEM)

 *   based on hdsp.h from Thomas Charbonnel (thomas@undata.org)

 *

 *

 *   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., 675 Mass Ave, Cambridge, MA 02139, USA.

 */

/* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */

#define HDSPM_MAX_CHANNELS      64

/* -------------------- IOCTL Peak/RMS Meters -------------------- */

/* peam rms level structure like we get from hardware

   maybe in future we can memory map it so I just copy it

   to user on ioctl call now an dont change anything

   rms are made out of low and high values

   where (long) ????_rms = (????_rms_l >> 8) + ((????_rms_h & 0xFFFFFF00)<<24)

   (i asume so from the code)

*/

struct hdspm_peak_rms {

        unsigned int level_offset[1024];

        unsigned int input_peak[64];

        unsigned int playback_peak[64];

        unsigned int output_peak[64];

        unsigned int xxx_peak[64];      /* not used */

        unsigned int reserved[256];     /* not used */

        unsigned int input_rms_l[64];

        unsigned int playback_rms_l[64];

        unsigned int output_rms_l[64];

        unsigned int xxx_rms_l[64];     /* not used */

        unsigned int input_rms_h[64];

        unsigned int playback_rms_h[64];

        unsigned int output_rms_h[64];

        unsigned int xxx_rms_h[64];     /* not used */

};

struct hdspm_peak_rms_ioctl {

        struct hdspm_peak_rms *peak;

};

/* use indirect access due to the limit of ioctl bit size */

#define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \

        _IOR('H', 0x40, struct hdspm_peak_rms_ioctl)

/* ------------ CONFIG block IOCTL ---------------------- */

struct hdspm_config_info {

        unsigned char pref_sync_ref;

        unsigned char wordclock_sync_check;

        unsigned char madi_sync_check;

        unsigned int system_sample_rate;

        unsigned int autosync_sample_rate;

        unsigned char system_clock_mode;

        unsigned char clock_source;

        unsigned char autosync_ref;

        unsigned char line_out;

        unsigned int passthru;

        unsigned int analog_out;

};

#define SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO \

        _IOR('H', 0x41, struct hdspm_config_info)

/* get Soundcard Version */

struct hdspm_version {

        unsigned short firmware_rev;

};

#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, struct hdspm_version)

/* ------------- get Matrix Mixer IOCTL --------------- */

/* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =

 * 32768 Bytes

 */

/* organisation is 64 channelfader in a continous memory block */

/* equivalent to hardware definition, maybe for future feature of mmap of

 * them

 */

/* each of 64 outputs has 64 infader and 64 outfader:

   Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */

#define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS

struct hdspm_channelfader {

        unsigned int in[HDSPM_MIXER_CHANNELS];

        unsigned int pb[HDSPM_MIXER_CHANNELS];

};

struct hdspm_mixer {

        struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];

};

struct hdspm_mixer_ioctl {

        struct hdspm_mixer *mixer;

};

/* use indirect access due to the limit of ioctl bit size */

#define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl)

/* typedefs for compatibility to user-space */

typedef struct hdspm_peak_rms hdspm_peak_rms_t;

typedef struct hdspm_config_info hdspm_config_info_t;

typedef struct hdspm_version hdspm_version_t;

typedef struct hdspm_channelfader snd_hdspm_channelfader_t;

typedef struct hdspm_mixer hdspm_mixer_t;

#endif                          /* __SOUND_HDSPM_H */