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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Main header file for the ALSA sequencer
* Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
* (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
*
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __SOUND_ASEQUENCER_H
#define __SOUND_ASEQUENCER_H
#include <sound/asound.h>
/** version of the sequencer */
#define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 2)
/**
* definition of sequencer event types
*/
/** system messages
* event data type = #snd_seq_result
*/
#define SNDRV_SEQ_EVENT_SYSTEM 0
#define SNDRV_SEQ_EVENT_RESULT 1
/** note messages (channel specific)
* event data type = #snd_seq_ev_note
*/
#define SNDRV_SEQ_EVENT_NOTE 5
#define SNDRV_SEQ_EVENT_NOTEON 6
#define SNDRV_SEQ_EVENT_NOTEOFF 7
#define SNDRV_SEQ_EVENT_KEYPRESS 8
/** control messages (channel specific)
* event data type = #snd_seq_ev_ctrl
*/
#define SNDRV_SEQ_EVENT_CONTROLLER 10
#define SNDRV_SEQ_EVENT_PGMCHANGE 11
#define SNDRV_SEQ_EVENT_CHANPRESS 12
#define SNDRV_SEQ_EVENT_PITCHBEND 13 /**< from -8192 to 8191 */
#define SNDRV_SEQ_EVENT_CONTROL14 14 /**< 14 bit controller value */
#define SNDRV_SEQ_EVENT_NONREGPARAM 15 /**< 14 bit NRPN address + 14 bit unsigned value */
#define SNDRV_SEQ_EVENT_REGPARAM 16 /**< 14 bit RPN address + 14 bit unsigned value */
/** synchronisation messages
* event data type = #snd_seq_ev_ctrl
*/
#define SNDRV_SEQ_EVENT_SONGPOS 20 /* Song Position Pointer with LSB and MSB values */
#define SNDRV_SEQ_EVENT_SONGSEL 21 /* Song Select with song ID number */
#define SNDRV_SEQ_EVENT_QFRAME 22 /* midi time code quarter frame */
#define SNDRV_SEQ_EVENT_TIMESIGN 23 /* SMF Time Signature event */
#define SNDRV_SEQ_EVENT_KEYSIGN 24 /* SMF Key Signature event */
/** timer messages
* event data type = snd_seq_ev_queue_control
*/
#define SNDRV_SEQ_EVENT_START 30 /* midi Real Time Start message */
#define SNDRV_SEQ_EVENT_CONTINUE 31 /* midi Real Time Continue message */
#define SNDRV_SEQ_EVENT_STOP 32 /* midi Real Time Stop message */
#define SNDRV_SEQ_EVENT_SETPOS_TICK 33 /* set tick queue position */
#define SNDRV_SEQ_EVENT_SETPOS_TIME 34 /* set realtime queue position */
#define SNDRV_SEQ_EVENT_TEMPO 35 /* (SMF) Tempo event */
#define SNDRV_SEQ_EVENT_CLOCK 36 /* midi Real Time Clock message */
#define SNDRV_SEQ_EVENT_TICK 37 /* midi Real Time Tick message */
#define SNDRV_SEQ_EVENT_QUEUE_SKEW 38 /* skew queue tempo */
/** others
* event data type = none
*/
#define SNDRV_SEQ_EVENT_TUNE_REQUEST 40 /* tune request */
#define SNDRV_SEQ_EVENT_RESET 41 /* reset to power-on state */
#define SNDRV_SEQ_EVENT_SENSING 42 /* "active sensing" event */
/** echo back, kernel private messages
* event data type = any type
*/
#define SNDRV_SEQ_EVENT_ECHO 50 /* echo event */
#define SNDRV_SEQ_EVENT_OSS 51 /* OSS raw event */
/** system status messages (broadcast for subscribers)
* event data type = snd_seq_addr
*/
#define SNDRV_SEQ_EVENT_CLIENT_START 60 /* new client has connected */
#define SNDRV_SEQ_EVENT_CLIENT_EXIT 61 /* client has left the system */
#define SNDRV_SEQ_EVENT_CLIENT_CHANGE 62 /* client status/info has changed */
#define SNDRV_SEQ_EVENT_PORT_START 63 /* new port was created */
#define SNDRV_SEQ_EVENT_PORT_EXIT 64 /* port was deleted from system */
#define SNDRV_SEQ_EVENT_PORT_CHANGE 65 /* port status/info has changed */
/** port connection changes
* event data type = snd_seq_connect
*/
#define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED 66 /* ports connected */
#define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67 /* ports disconnected */
/* 70-89: synthesizer events - obsoleted */
/** user-defined events with fixed length
* event data type = any
*/
#define SNDRV_SEQ_EVENT_USR0 90
#define SNDRV_SEQ_EVENT_USR1 91
#define SNDRV_SEQ_EVENT_USR2 92
#define SNDRV_SEQ_EVENT_USR3 93
#define SNDRV_SEQ_EVENT_USR4 94
#define SNDRV_SEQ_EVENT_USR5 95
#define SNDRV_SEQ_EVENT_USR6 96
#define SNDRV_SEQ_EVENT_USR7 97
#define SNDRV_SEQ_EVENT_USR8 98
#define SNDRV_SEQ_EVENT_USR9 99
/* 100-118: instrument layer - obsoleted */
/* 119-129: reserved */
/* 130-139: variable length events
* event data type = snd_seq_ev_ext
* (SNDRV_SEQ_EVENT_LENGTH_VARIABLE must be set)
*/
#define SNDRV_SEQ_EVENT_SYSEX 130 /* system exclusive data (variable length) */
#define SNDRV_SEQ_EVENT_BOUNCE 131 /* error event */
/* 132-134: reserved */
#define SNDRV_SEQ_EVENT_USR_VAR0 135
#define SNDRV_SEQ_EVENT_USR_VAR1 136
#define SNDRV_SEQ_EVENT_USR_VAR2 137
#define SNDRV_SEQ_EVENT_USR_VAR3 138
#define SNDRV_SEQ_EVENT_USR_VAR4 139
/* 150-151: kernel events with quote - DO NOT use in user clients */
#define SNDRV_SEQ_EVENT_KERNEL_ERROR 150
#define SNDRV_SEQ_EVENT_KERNEL_QUOTE 151 /* obsolete */
/* 152-191: reserved */
/* 192-254: hardware specific events */
/* 255: special event */
#define SNDRV_SEQ_EVENT_NONE 255
typedef unsigned char snd_seq_event_type_t;
/** event address */
struct snd_seq_addr {
unsigned char client; /**< Client number: 0..255, 255 = broadcast to all clients */
unsigned char port; /**< Port within client: 0..255, 255 = broadcast to all ports */
};
/** port connection */
struct snd_seq_connect {
struct snd_seq_addr sender;
struct snd_seq_addr dest;
};
#define SNDRV_SEQ_ADDRESS_UNKNOWN 253 /* unknown source */
#define SNDRV_SEQ_ADDRESS_SUBSCRIBERS 254 /* send event to all subscribed ports */
#define SNDRV_SEQ_ADDRESS_BROADCAST 255 /* send event to all queues/clients/ports/channels */
#define SNDRV_SEQ_QUEUE_DIRECT 253 /* direct dispatch */
/* event mode flag - NOTE: only 8 bits available! */
#define SNDRV_SEQ_TIME_STAMP_TICK (0<<0) /* timestamp in clock ticks */
#define SNDRV_SEQ_TIME_STAMP_REAL (1<<0) /* timestamp in real time */
#define SNDRV_SEQ_TIME_STAMP_MASK (1<<0)
#define SNDRV_SEQ_TIME_MODE_ABS (0<<1) /* absolute timestamp */
#define SNDRV_SEQ_TIME_MODE_REL (1<<1) /* relative to current time */
#define SNDRV_SEQ_TIME_MODE_MASK (1<<1)
#define SNDRV_SEQ_EVENT_LENGTH_FIXED (0<<2) /* fixed event size */
#define SNDRV_SEQ_EVENT_LENGTH_VARIABLE (1<<2) /* variable event size */
#define SNDRV_SEQ_EVENT_LENGTH_VARUSR (2<<2) /* variable event size - user memory space */
#define SNDRV_SEQ_EVENT_LENGTH_MASK (3<<2)
#define SNDRV_SEQ_PRIORITY_NORMAL (0<<4) /* normal priority */
#define SNDRV_SEQ_PRIORITY_HIGH (1<<4) /* event should be processed before others */
#define SNDRV_SEQ_PRIORITY_MASK (1<<4)
/* note event */
struct snd_seq_ev_note {
unsigned char channel;
unsigned char note;
unsigned char velocity;
unsigned char off_velocity; /* only for SNDRV_SEQ_EVENT_NOTE */
unsigned int duration; /* only for SNDRV_SEQ_EVENT_NOTE */
};
/* controller event */
struct snd_seq_ev_ctrl {
unsigned char channel;
unsigned char unused1, unused2, unused3; /* pad */
unsigned int param;
signed int value;
};
/* generic set of bytes (12x8 bit) */
struct snd_seq_ev_raw8 {
unsigned char d[12]; /* 8 bit value */
};
/* generic set of integers (3x32 bit) */
struct snd_seq_ev_raw32 {
unsigned int d[3]; /* 32 bit value */
};
/* external stored data */
struct snd_seq_ev_ext {
unsigned int len; /* length of data */
void *ptr; /* pointer to data (note: maybe 64-bit) */
} __attribute__((packed));
struct snd_seq_result {
int event; /* processed event type */
int result;
};
struct snd_seq_real_time {
unsigned int tv_sec; /* seconds */
unsigned int tv_nsec; /* nanoseconds */
};
typedef unsigned int snd_seq_tick_time_t; /* midi ticks */
union snd_seq_timestamp {
snd_seq_tick_time_t tick;
struct snd_seq_real_time time;
};
struct snd_seq_queue_skew {
unsigned int value;
unsigned int base;
};
/* queue timer control */
struct snd_seq_ev_queue_control {
unsigned char queue; /* affected queue */
unsigned char pad[3]; /* reserved */
union {
signed int value; /* affected value (e.g. tempo) */
union snd_seq_timestamp time; /* time */
unsigned int position; /* sync position */
struct snd_seq_queue_skew skew;
unsigned int d32[2];
unsigned char d8[8];
} param;
};
/* quoted event - inside the kernel only */
struct snd_seq_ev_quote {
struct snd_seq_addr origin; /* original sender */
unsigned short value; /* optional data */
struct snd_seq_event *event; /* quoted event */
} __attribute__((packed));
/* sequencer event */
struct snd_seq_event {
snd_seq_event_type_t type; /* event type */
unsigned char flags; /* event flags */
char tag;
unsigned char queue; /* schedule queue */
union snd_seq_timestamp time; /* schedule time */
struct snd_seq_addr source; /* source address */
struct snd_seq_addr dest; /* destination address */
union { /* event data... */
struct snd_seq_ev_note note;
struct snd_seq_ev_ctrl control;
struct snd_seq_ev_raw8 raw8;
struct snd_seq_ev_raw32 raw32;
struct snd_seq_ev_ext ext;
struct snd_seq_ev_queue_control queue;
union snd_seq_timestamp time;
struct snd_seq_addr addr;
struct snd_seq_connect connect;
struct snd_seq_result result;
struct snd_seq_ev_quote quote;
} data;
};
/*
* bounce event - stored as variable size data
*/
struct snd_seq_event_bounce {
int err;
struct snd_seq_event event;
/* external data follows here. */
};
/* system information */
struct snd_seq_system_info {
int queues; /* maximum queues count */
int clients; /* maximum clients count */
int ports; /* maximum ports per client */
int channels; /* maximum channels per port */
int cur_clients; /* current clients */
int cur_queues; /* current queues */
char reserved[24];
};
/* system running information */
struct snd_seq_running_info {
unsigned char client; /* client id */
unsigned char big_endian; /* 1 = big-endian */
unsigned char cpu_mode; /* 4 = 32bit, 8 = 64bit */
unsigned char pad; /* reserved */
unsigned char reserved[12];
};
/* known client numbers */
#define SNDRV_SEQ_CLIENT_SYSTEM 0
/* internal client numbers */
#define SNDRV_SEQ_CLIENT_DUMMY 14 /* midi through */
#define SNDRV_SEQ_CLIENT_OSS 15 /* oss sequencer emulator */
/* client types */
typedef int __bitwise snd_seq_client_type_t;
#define NO_CLIENT ((snd_seq_client_type_t) 0)
#define USER_CLIENT ((snd_seq_client_type_t) 1)
#define KERNEL_CLIENT ((snd_seq_client_type_t) 2)
/* event filter flags */
#define SNDRV_SEQ_FILTER_BROADCAST (1U<<0) /* accept broadcast messages */
#define SNDRV_SEQ_FILTER_MULTICAST (1U<<1) /* accept multicast messages */
#define SNDRV_SEQ_FILTER_BOUNCE (1U<<2) /* accept bounce event in error */
#define SNDRV_SEQ_FILTER_USE_EVENT (1U<<31) /* use event filter */
struct snd_seq_client_info {
int client; /* client number to inquire */
snd_seq_client_type_t type; /* client type */
char name[64]; /* client name */
unsigned int filter; /* filter flags */
unsigned char multicast_filter[8]; /* multicast filter bitmap */
unsigned char event_filter[32]; /* event filter bitmap */
int num_ports; /* RO: number of ports */
int event_lost; /* number of lost events */
int card; /* RO: card number[kernel] */
int pid; /* RO: pid[user] */
char reserved[56]; /* for future use */
};
/* client pool size */
struct snd_seq_client_pool {
int client; /* client number to inquire */
int output_pool; /* outgoing (write) pool size */
int input_pool; /* incoming (read) pool size */
int output_room; /* minimum free pool size for select/blocking mode */
int output_free; /* unused size */
int input_free; /* unused size */
char reserved[64];
};
/* Remove events by specified criteria */
#define SNDRV_SEQ_REMOVE_INPUT (1<<0) /* Flush input queues */
#define SNDRV_SEQ_REMOVE_OUTPUT (1<<1) /* Flush output queues */
#define SNDRV_SEQ_REMOVE_DEST (1<<2) /* Restrict by destination q:client:port */
#define SNDRV_SEQ_REMOVE_DEST_CHANNEL (1<<3) /* Restrict by channel */
#define SNDRV_SEQ_REMOVE_TIME_BEFORE (1<<4) /* Restrict to before time */
#define SNDRV_SEQ_REMOVE_TIME_AFTER (1<<5) /* Restrict to time or after */
#define SNDRV_SEQ_REMOVE_TIME_TICK (1<<6) /* Time is in ticks */
#define SNDRV_SEQ_REMOVE_EVENT_TYPE (1<<7) /* Restrict to event type */
#define SNDRV_SEQ_REMOVE_IGNORE_OFF (1<<8) /* Do not flush off events */
#define SNDRV_SEQ_REMOVE_TAG_MATCH (1<<9) /* Restrict to events with given tag */
struct snd_seq_remove_events {
unsigned int remove_mode; /* Flags that determine what gets removed */
union snd_seq_timestamp time;
unsigned char queue; /* Queue for REMOVE_DEST */
struct snd_seq_addr dest; /* Address for REMOVE_DEST */
unsigned char channel; /* Channel for REMOVE_DEST */
int type; /* For REMOVE_EVENT_TYPE */
char tag; /* Tag for REMOVE_TAG */
int reserved[10]; /* To allow for future binary compatibility */
};
/* known port numbers */
#define SNDRV_SEQ_PORT_SYSTEM_TIMER 0
#define SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE 1
/* port capabilities (32 bits) */
#define SNDRV_SEQ_PORT_CAP_READ (1<<0) /* readable from this port */
#define SNDRV_SEQ_PORT_CAP_WRITE (1<<1) /* writable to this port */
#define SNDRV_SEQ_PORT_CAP_SYNC_READ (1<<2)
#define SNDRV_SEQ_PORT_CAP_SYNC_WRITE (1<<3)
#define SNDRV_SEQ_PORT_CAP_DUPLEX (1<<4)
#define SNDRV_SEQ_PORT_CAP_SUBS_READ (1<<5) /* allow read subscription */
#define SNDRV_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /* allow write subscription */
#define SNDRV_SEQ_PORT_CAP_NO_EXPORT (1<<7) /* routing not allowed */
/* port type */
#define SNDRV_SEQ_PORT_TYPE_SPECIFIC (1<<0) /* hardware specific */
#define SNDRV_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) /* generic MIDI device */
#define SNDRV_SEQ_PORT_TYPE_MIDI_GM (1<<2) /* General MIDI compatible device */
#define SNDRV_SEQ_PORT_TYPE_MIDI_GS (1<<3) /* GS compatible device */
#define SNDRV_SEQ_PORT_TYPE_MIDI_XG (1<<4) /* XG compatible device */
#define SNDRV_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) /* MT-32 compatible device */
#define SNDRV_SEQ_PORT_TYPE_MIDI_GM2 (1<<6) /* General MIDI 2 compatible device */
/* other standards...*/
#define SNDRV_SEQ_PORT_TYPE_SYNTH (1<<10) /* Synth device (no MIDI compatible - direct wavetable) */
#define SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) /* Sampling device (support sample download) */
#define SNDRV_SEQ_PORT_TYPE_SAMPLE (1<<12) /* Sampling device (sample can be downloaded at any time) */
/*...*/
#define SNDRV_SEQ_PORT_TYPE_HARDWARE (1<<16) /* driver for a hardware device */
#define SNDRV_SEQ_PORT_TYPE_SOFTWARE (1<<17) /* implemented in software */
#define SNDRV_SEQ_PORT_TYPE_SYNTHESIZER (1<<18) /* generates sound */
#define SNDRV_SEQ_PORT_TYPE_PORT (1<<19) /* connects to other device(s) */
#define SNDRV_SEQ_PORT_TYPE_APPLICATION (1<<20) /* application (sequencer/editor) */
/* misc. conditioning flags */
#define SNDRV_SEQ_PORT_FLG_GIVEN_PORT (1<<0)
#define SNDRV_SEQ_PORT_FLG_TIMESTAMP (1<<1)
#define SNDRV_SEQ_PORT_FLG_TIME_REAL (1<<2)
struct snd_seq_port_info {
struct snd_seq_addr addr; /* client/port numbers */
char name[64]; /* port name */
unsigned int capability; /* port capability bits */
unsigned int type; /* port type bits */
int midi_channels; /* channels per MIDI port */
int midi_voices; /* voices per MIDI port */
int synth_voices; /* voices per SYNTH port */
int read_use; /* R/O: subscribers for output (from this port) */
int write_use; /* R/O: subscribers for input (to this port) */
void *kernel; /* reserved for kernel use (must be NULL) */
unsigned int flags; /* misc. conditioning */
unsigned char time_queue; /* queue # for timestamping */
char reserved[59]; /* for future use */
};
/* queue flags */
#define SNDRV_SEQ_QUEUE_FLG_SYNC (1<<0) /* sync enabled */
/* queue information */
struct snd_seq_queue_info {
int queue; /* queue id */
/*
* security settings, only owner of this queue can start/stop timer
* etc. if the queue is locked for other clients
*/
int owner; /* client id for owner of the queue */
unsigned locked:1; /* timing queue locked for other queues */
char name[64]; /* name of this queue */
unsigned int flags; /* flags */
char reserved[60]; /* for future use */
};
/* queue info/status */
struct snd_seq_queue_status {
int queue; /* queue id */
int events; /* read-only - queue size */
snd_seq_tick_time_t tick; /* current tick */
struct snd_seq_real_time time; /* current time */
int running; /* running state of queue */
int flags; /* various flags */
char reserved[64]; /* for the future */
};
/* queue tempo */
struct snd_seq_queue_tempo {
int queue; /* sequencer queue */
unsigned int tempo; /* current tempo, us/tick */
int ppq; /* time resolution, ticks/quarter */
unsigned int skew_value; /* queue skew */
unsigned int skew_base; /* queue skew base */
char reserved[24]; /* for the future */
};
/* sequencer timer sources */
#define SNDRV_SEQ_TIMER_ALSA 0 /* ALSA timer */
#define SNDRV_SEQ_TIMER_MIDI_CLOCK 1 /* Midi Clock (CLOCK event) */
#define SNDRV_SEQ_TIMER_MIDI_TICK 2 /* Midi Timer Tick (TICK event) */
/* queue timer info */
struct snd_seq_queue_timer {
int queue; /* sequencer queue */
int type; /* source timer type */
union {
struct {
struct snd_timer_id id; /* ALSA's timer ID */
unsigned int resolution; /* resolution in Hz */
} alsa;
} u;
char reserved[64]; /* for the future use */
};
struct snd_seq_queue_client {
int queue; /* sequencer queue */
int client; /* sequencer client */
int used; /* queue is used with this client
(must be set for accepting events) */
/* per client watermarks */
char reserved[64]; /* for future use */
};
#define SNDRV_SEQ_PORT_SUBS_EXCLUSIVE (1<<0) /* exclusive connection */
#define SNDRV_SEQ_PORT_SUBS_TIMESTAMP (1<<1)
#define SNDRV_SEQ_PORT_SUBS_TIME_REAL (1<<2)
struct snd_seq_port_subscribe {
struct snd_seq_addr sender; /* sender address */
struct snd_seq_addr dest; /* destination address */
unsigned int voices; /* number of voices to be allocated (0 = don't care) */
unsigned int flags; /* modes */
unsigned char queue; /* input time-stamp queue (optional) */
unsigned char pad[3]; /* reserved */
char reserved[64];
};
/* type of query subscription */
#define SNDRV_SEQ_QUERY_SUBS_READ 0
#define SNDRV_SEQ_QUERY_SUBS_WRITE 1
struct snd_seq_query_subs {
struct snd_seq_addr root; /* client/port id to be searched */
int type; /* READ or WRITE */
int index; /* 0..N-1 */
int num_subs; /* R/O: number of subscriptions on this port */
struct snd_seq_addr addr; /* R/O: result */
unsigned char queue; /* R/O: result */
unsigned int flags; /* R/O: result */
char reserved[64]; /* for future use */
};
/*
* IOCTL commands
*/
#define SNDRV_SEQ_IOCTL_PVERSION _IOR ('S', 0x00, int)
#define SNDRV_SEQ_IOCTL_CLIENT_ID _IOR ('S', 0x01, int)
#define SNDRV_SEQ_IOCTL_SYSTEM_INFO _IOWR('S', 0x02, struct snd_seq_system_info)
#define SNDRV_SEQ_IOCTL_RUNNING_MODE _IOWR('S', 0x03, struct snd_seq_running_info)
#define SNDRV_SEQ_IOCTL_GET_CLIENT_INFO _IOWR('S', 0x10, struct snd_seq_client_info)
#define SNDRV_SEQ_IOCTL_SET_CLIENT_INFO _IOW ('S', 0x11, struct snd_seq_client_info)
#define SNDRV_SEQ_IOCTL_CREATE_PORT _IOWR('S', 0x20, struct snd_seq_port_info)
#define SNDRV_SEQ_IOCTL_DELETE_PORT _IOW ('S', 0x21, struct snd_seq_port_info)
#define SNDRV_SEQ_IOCTL_GET_PORT_INFO _IOWR('S', 0x22, struct snd_seq_port_info)
#define SNDRV_SEQ_IOCTL_SET_PORT_INFO _IOW ('S', 0x23, struct snd_seq_port_info)
#define SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT _IOW ('S', 0x30, struct snd_seq_port_subscribe)
#define SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT _IOW ('S', 0x31, struct snd_seq_port_subscribe)
#define SNDRV_SEQ_IOCTL_CREATE_QUEUE _IOWR('S', 0x32, struct snd_seq_queue_info)
#define SNDRV_SEQ_IOCTL_DELETE_QUEUE _IOW ('S', 0x33, struct snd_seq_queue_info)
#define SNDRV_SEQ_IOCTL_GET_QUEUE_INFO _IOWR('S', 0x34, struct snd_seq_queue_info)
#define SNDRV_SEQ_IOCTL_SET_QUEUE_INFO _IOWR('S', 0x35, struct snd_seq_queue_info)
#define SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE _IOWR('S', 0x36, struct snd_seq_queue_info)
#define SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS _IOWR('S', 0x40, struct snd_seq_queue_status)
#define SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO _IOWR('S', 0x41, struct snd_seq_queue_tempo)
#define SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO _IOW ('S', 0x42, struct snd_seq_queue_tempo)
#define SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER _IOWR('S', 0x45, struct snd_seq_queue_timer)
#define SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER _IOW ('S', 0x46, struct snd_seq_queue_timer)
#define SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT _IOWR('S', 0x49, struct snd_seq_queue_client)
#define SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT _IOW ('S', 0x4a, struct snd_seq_queue_client)
#define SNDRV_SEQ_IOCTL_GET_CLIENT_POOL _IOWR('S', 0x4b, struct snd_seq_client_pool)
#define SNDRV_SEQ_IOCTL_SET_CLIENT_POOL _IOW ('S', 0x4c, struct snd_seq_client_pool)
#define SNDRV_SEQ_IOCTL_REMOVE_EVENTS _IOW ('S', 0x4e, struct snd_seq_remove_events)
#define SNDRV_SEQ_IOCTL_QUERY_SUBS _IOWR('S', 0x4f, struct snd_seq_query_subs)
#define SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION _IOWR('S', 0x50, struct snd_seq_port_subscribe)
#define SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT _IOWR('S', 0x51, struct snd_seq_client_info)
#define SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT _IOWR('S', 0x52, struct snd_seq_port_info)
#endif /* __SOUND_ASEQUENCER_H */
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