Update of /cvsroot/alsa/alsa-driver/include
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv16216/include
Added Files:
hdspm.h
Log Message:
- added HDSP MADI driver by Winfried Ritsch.
--- NEW FILE: hdspm.h ---
#ifndef __SOUND_HDSPM_H /* -*- linux-c -*- */
#define __SOUND_HDSPM_H
/*
* Copyright (C) 2003 Winfried Ritsch (IEM)
* based on hdsp.h from Thomas Charbonnel ([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., 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 -------------------- */
typedef struct _snd_hdspm_peak_rms hdspm_peak_rms_t;
/* 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 _snd_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 */
};
#define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS _IOR('H', 0x40, hdspm_peak_rms_t)
/* ------------ CONFIG block IOCTL ---------------------- */
typedef struct _snd_hdspm_config_info hdspm_config_info_t;
struct _snd_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, hdspm_config_info_t)
/* get Soundcard Version */
typedef struct _snd_hdspm_version hdspm_version_t;
struct _snd_hdspm_version {
unsigned short firmware_rev;
};
#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, hdspm_version_t)
/* ------------- 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
typedef struct _snd_hdspm_channelfader snd_hdspm_channelfader_t;
struct _snd_hdspm_channelfader {
unsigned int in[HDSPM_MIXER_CHANNELS];
unsigned int pb[HDSPM_MIXER_CHANNELS];
};
typedef struct _snd_hdspm_mixer hdspm_mixer_t;
struct _snd_hdspm_mixer {
snd_hdspm_channelfader_t ch[HDSPM_MIXER_CHANNELS];
};
struct sndrv_hdspm_mixer_ioctl {
hdspm_mixer_t *mixer;
};
#define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct sndrv_hdspm_mixer_ioctl)
#endif /* __SOUND_HDSPM_H */
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