madifx.h

#ifndef __SOUND_MADIFX_H
#define __SOUND_MADIFX_H
/*
 *   Copyright (C) 2012 Adrian Knoth
 *   based on hdspm.h from 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 Foundation, Inc., 51 Franklin
 *   Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
enum madifx_io_type {
	MADIFX
};

enum madifx_speed {
	ss = 0,
	ds = 1,
	qs = 2
};

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

#ifdef CONFIG_SND_MADIFX_BROKEN
struct madifx_level_buffer {
	uint32_t rms_out_pre[2 * 256];
	uint32_t peak_out_pre[256];

	uint32_t rms_in[2 * 256];
	uint32_t peak_in[256];

	uint32_t rms_play[2 * 256];
	uint32_t peak_play[256];

	uint32_t rms_out[2 * 256];
	uint32_t peak_out[256];

	uint32_t rms_in_pre[2 * 256];
	uint32_t peak_in_pre[256];

	uint8_t speed; /* enum {ss, ds, qs} */
};

#define SNDRV_MADIFX_IOCTL_GET_LEVEL \
	_IOR('H', 0x42, struct madifx_level_buffer)

#endif /* CONFIG_SND_MADIFX_BROKEN */

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

struct madifx_config {
	uint8_t madi_tx_64[3];
	uint8_t madi_smux[3];
	uint8_t wcterm;
	uint8_t wck48;
	uint8_t aespro;
	uint8_t redundancy_mode;
	uint8_t mirror_madi_out;
};

#define SNDRV_MADIFX_IOCTL_GET_CONFIG \
	_IOR('H', 0x41, struct madifx_config)


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

enum madifx_sync {
	madifx_sync_no_lock = 0,
	madifx_sync_lock = 1,
	madifx_sync_sync = 2
};

enum madifx_madi_channel_format {
	madifx_format_ch_64 = 0,
	madifx_format_ch_56 = 1,
	madifx_format_ch_32 = 2,
	madifx_format_ch_28 = 3,
	madifx_format_ch_16 = 4,
	madifx_format_ch_14 = 5,
	madifx_format_ch_nolock = 6
};

enum madifx_madi_frame_format {
	madifx_frame_48 = 0,
	madifx_frame_96 = 1
};

enum madifx_syncsource {
	syncsource_madi1 = 0,
	syncsource_madi2 = 1,
	syncsource_madi3 = 2,
	syncsource_aes = 3,
	syncsource_wc = 4,
	syncsource_syncin = 5,
	syncsource_none = 6
};

enum madifx_clocksource {
	clock_internal = 0,
	clock_aes = 1,
	clock_wc = 2,
	clock_madi1 = 3,
	clock_madi2 = 4,
	clock_madi3 = 5,
	clock_syncin = 6
};


struct madifx_status {
	/* enum madifx_io_type */
	uint8_t card_type;
	/* enum madi_clocksource */
	uint8_t clock_selection;
	uint32_t system_sample_rate;
	/* enum madifx_madi_channel_format */
	uint8_t madi_channelcount[3];
	/* enum madifx_syncsource */
	uint32_t external_sample_rates[6];
	/* enum madifx_sync, idx: enum madifx_syncsource */
	uint8_t sync_check[6];
};

#define SNDRV_MADIFX_IOCTL_GET_STATUS \
	_IOR('H', 0x47, struct madifx_status)


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

/* We don't know too much about the new mixer, yet. See madifx.c for the bits
 * we already have.
 */
#define MADIFX_LIST_LENGTH 4096
#define MADIFX_NUM_OUTPUT_GAINS 198
#define MADIFX_NUM_LEVEL_PAGES 5
#define MADIFX_LEVEL_BUFFER_SIZE (MADIFX_NUM_LEVEL_PAGES * 4096)

/* FIXME: maybe move to .c file */
struct madifx_newmixer {
	uint32_t listVol[MADIFX_LIST_LENGTH];
	uint32_t listCh[MADIFX_LIST_LENGTH];
	uint32_t output_gain[MADIFX_NUM_OUTPUT_GAINS];
};

struct madifx_mixer_ioctl {
	struct madifx_newmixer *mixer;
};

#ifdef CONFIG_SND_MADIFX_BROKEN
/* use indirect access due to the limit of ioctl bit size */
#define SNDRV_MADIFX_IOCTL_GET_MIXER _IOR('H', 0x44, struct madifx_mixer_ioctl)
#endif

/* typedefs for compatibility to user-space */
typedef struct madifx_peak_rms madifx_peak_rms_t;
typedef struct madifx_config_info madifx_config_info_t;
typedef struct madifx_channelfader snd_madifx_channelfader_t;
typedef struct madifx_newmixer madifx_mixer_t;


#endif