Release 4.7 include/uapi/sound/hdspm.h

#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.
 */

#include <linux/types.h>

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

#define HDSPM_MAX_CHANNELS      64


enum hdspm_io_type {
	
MADI,
	
MADIface,
	
AIO,
	
AES32,
	
RayDAT
};


enum hdspm_speed {
	
ss,
	
ds,
	
qs
};

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


struct hdspm_peak_rms {
	
__u32 input_peaks[64];
	
__u32 playback_peaks[64];
	
__u32 output_peaks[64];

	
__u64 input_rms[64];
	
__u64 playback_rms[64];
	
__u64 output_rms[64];

	
__u8 speed; /* enum {ss, ds, qs} */
	
int status2;
};


#define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \
	_IOR('H', 0x42, struct hdspm_peak_rms)

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


struct hdspm_config {
	
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 \
	_IOR('H', 0x41, struct hdspm_config)

/*
 * If there's a TCO (TimeCode Option) board installed,
 * there are further options and status data available.
 * The hdspm_ltc structure contains the current SMPTE
 * timecode and some status information and can be
 * obtained via SNDRV_HDSPM_IOCTL_GET_LTC or in the
 * hdspm_status struct.
 */


enum hdspm_ltc_format {
	
format_invalid,
	
fps_24,
	
fps_25,
	
fps_2997,
	
fps_30
};


enum hdspm_ltc_frame {
	
frame_invalid,
	
drop_frame,
	
full_frame
};


enum hdspm_ltc_input_format {
	
ntsc,
	
pal,
	
no_video
};


struct hdspm_ltc {
	
unsigned int ltc;

	
enum hdspm_ltc_format format;
	
enum hdspm_ltc_frame frame;
	
enum hdspm_ltc_input_format input_format;
};


#define SNDRV_HDSPM_IOCTL_GET_LTC _IOR('H', 0x46, struct hdspm_ltc)

/*
 * The status data reflects the device's current state
 * as determined by the card's configuration and
 * connection status.
 */


enum hdspm_sync {
	
hdspm_sync_no_lock = 0,
	
hdspm_sync_lock = 1,
	
hdspm_sync_sync = 2
};


enum hdspm_madi_input {
	
hdspm_input_optical = 0,
	
hdspm_input_coax = 1
};


enum hdspm_madi_channel_format {
	
hdspm_format_ch_64 = 0,
	
hdspm_format_ch_56 = 1
};


enum hdspm_madi_frame_format {
	
hdspm_frame_48 = 0,
	
hdspm_frame_96 = 1
};


enum hdspm_syncsource {
	
syncsource_wc = 0,
	
syncsource_madi = 1,
	
syncsource_tco = 2,
	
syncsource_sync = 3,
	
syncsource_none = 4
};


struct hdspm_status {
	
__u8 card_type; /* enum hdspm_io_type */
	
enum hdspm_syncsource autosync_source;

	
__u64 card_clock;
	
__u32 master_period;

	union {
		struct {
			
__u8 sync_wc; /* enum hdspm_sync */
			
__u8 sync_madi; /* enum hdspm_sync */
			
__u8 sync_tco; /* enum hdspm_sync */
			
__u8 sync_in; /* enum hdspm_sync */
			
__u8 madi_input; /* enum hdspm_madi_input */
			
__u8 channel_format; /* enum hdspm_madi_channel_format */
			
__u8 frame_format; /* enum hdspm_madi_frame_format */
		} 
madi;
	} 
card_specific;
};


#define SNDRV_HDSPM_IOCTL_GET_STATUS \
	_IOR('H', 0x47, struct hdspm_status)

/*
 * Get information about the card and its add-ons.
 */


#define HDSPM_ADDON_TCO 1


struct hdspm_version {
	
__u8 card_type; /* enum hdspm_io_type */
	
char cardname[20];
	
unsigned int serial;
	
unsigned short firmware_rev;
	
int addons;
};


#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x48, struct hdspm_version)

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

/* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =
 * 32768 Bytes
 */

/* organisation is 64 channelfader in a continuous 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
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