https://github.com/torvalds/linux
Tip revision: c500bee1c5b2f1d59b1081ac879d73268ab0ff17 authored by Linus Torvalds on 02 August 2021, 00:04:17 UTC
Linux 5.14-rc4
Linux 5.14-rc4
Tip revision: c500bee
hdspm.h
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#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.
*/
#ifdef __linux__
#include <linux/types.h>
#endif
/* 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)
#endif