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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2/*
3 * Main header file for the ALSA sequencer
4 * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
5 * (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
6 */
7#ifndef _UAPI__SOUND_ASEQUENCER_H
8#define _UAPI__SOUND_ASEQUENCER_H
9
10#include <sound/asound.h>
11
12/** version of the sequencer */
13#define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 2)
14
15/**
16 * definition of sequencer event types
17 */
18
19/** system messages
20 * event data type = #snd_seq_result
21 */
22#define SNDRV_SEQ_EVENT_SYSTEM 0
23#define SNDRV_SEQ_EVENT_RESULT 1
24
25/** note messages (channel specific)
26 * event data type = #snd_seq_ev_note
27 */
28#define SNDRV_SEQ_EVENT_NOTE 5
29#define SNDRV_SEQ_EVENT_NOTEON 6
30#define SNDRV_SEQ_EVENT_NOTEOFF 7
31#define SNDRV_SEQ_EVENT_KEYPRESS 8
32
33/** control messages (channel specific)
34 * event data type = #snd_seq_ev_ctrl
35 */
36#define SNDRV_SEQ_EVENT_CONTROLLER 10
37#define SNDRV_SEQ_EVENT_PGMCHANGE 11
38#define SNDRV_SEQ_EVENT_CHANPRESS 12
39#define SNDRV_SEQ_EVENT_PITCHBEND 13 /**< from -8192 to 8191 */
40#define SNDRV_SEQ_EVENT_CONTROL14 14 /**< 14 bit controller value */
41#define SNDRV_SEQ_EVENT_NONREGPARAM 15 /**< 14 bit NRPN address + 14 bit unsigned value */
42#define SNDRV_SEQ_EVENT_REGPARAM 16 /**< 14 bit RPN address + 14 bit unsigned value */
43
44/** synchronisation messages
45 * event data type = #snd_seq_ev_ctrl
46 */
47#define SNDRV_SEQ_EVENT_SONGPOS 20 /* Song Position Pointer with LSB and MSB values */
48#define SNDRV_SEQ_EVENT_SONGSEL 21 /* Song Select with song ID number */
49#define SNDRV_SEQ_EVENT_QFRAME 22 /* midi time code quarter frame */
50#define SNDRV_SEQ_EVENT_TIMESIGN 23 /* SMF Time Signature event */
51#define SNDRV_SEQ_EVENT_KEYSIGN 24 /* SMF Key Signature event */
52
53/** timer messages
54 * event data type = snd_seq_ev_queue_control
55 */
56#define SNDRV_SEQ_EVENT_START 30 /* midi Real Time Start message */
57#define SNDRV_SEQ_EVENT_CONTINUE 31 /* midi Real Time Continue message */
58#define SNDRV_SEQ_EVENT_STOP 32 /* midi Real Time Stop message */
59#define SNDRV_SEQ_EVENT_SETPOS_TICK 33 /* set tick queue position */
60#define SNDRV_SEQ_EVENT_SETPOS_TIME 34 /* set realtime queue position */
61#define SNDRV_SEQ_EVENT_TEMPO 35 /* (SMF) Tempo event */
62#define SNDRV_SEQ_EVENT_CLOCK 36 /* midi Real Time Clock message */
63#define SNDRV_SEQ_EVENT_TICK 37 /* midi Real Time Tick message */
64#define SNDRV_SEQ_EVENT_QUEUE_SKEW 38 /* skew queue tempo */
65
66/** others
67 * event data type = none
68 */
69#define SNDRV_SEQ_EVENT_TUNE_REQUEST 40 /* tune request */
70#define SNDRV_SEQ_EVENT_RESET 41 /* reset to power-on state */
71#define SNDRV_SEQ_EVENT_SENSING 42 /* "active sensing" event */
72
73/** echo back, kernel private messages
74 * event data type = any type
75 */
76#define SNDRV_SEQ_EVENT_ECHO 50 /* echo event */
77#define SNDRV_SEQ_EVENT_OSS 51 /* OSS raw event */
78
79/** system status messages (broadcast for subscribers)
80 * event data type = snd_seq_addr
81 */
82#define SNDRV_SEQ_EVENT_CLIENT_START 60 /* new client has connected */
83#define SNDRV_SEQ_EVENT_CLIENT_EXIT 61 /* client has left the system */
84#define SNDRV_SEQ_EVENT_CLIENT_CHANGE 62 /* client status/info has changed */
85#define SNDRV_SEQ_EVENT_PORT_START 63 /* new port was created */
86#define SNDRV_SEQ_EVENT_PORT_EXIT 64 /* port was deleted from system */
87#define SNDRV_SEQ_EVENT_PORT_CHANGE 65 /* port status/info has changed */
88
89/** port connection changes
90 * event data type = snd_seq_connect
91 */
92#define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED 66 /* ports connected */
93#define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67 /* ports disconnected */
94
95/* 70-89: synthesizer events - obsoleted */
96
97/** user-defined events with fixed length
98 * event data type = any
99 */
100#define SNDRV_SEQ_EVENT_USR0 90
101#define SNDRV_SEQ_EVENT_USR1 91
102#define SNDRV_SEQ_EVENT_USR2 92
103#define SNDRV_SEQ_EVENT_USR3 93
104#define SNDRV_SEQ_EVENT_USR4 94
105#define SNDRV_SEQ_EVENT_USR5 95
106#define SNDRV_SEQ_EVENT_USR6 96
107#define SNDRV_SEQ_EVENT_USR7 97
108#define SNDRV_SEQ_EVENT_USR8 98
109#define SNDRV_SEQ_EVENT_USR9 99
110
111/* 100-118: instrument layer - obsoleted */
112/* 119-129: reserved */
113
114/* 130-139: variable length events
115 * event data type = snd_seq_ev_ext
116 * (SNDRV_SEQ_EVENT_LENGTH_VARIABLE must be set)
117 */
118#define SNDRV_SEQ_EVENT_SYSEX 130 /* system exclusive data (variable length) */
119#define SNDRV_SEQ_EVENT_BOUNCE 131 /* error event */
120/* 132-134: reserved */
121#define SNDRV_SEQ_EVENT_USR_VAR0 135
122#define SNDRV_SEQ_EVENT_USR_VAR1 136
123#define SNDRV_SEQ_EVENT_USR_VAR2 137
124#define SNDRV_SEQ_EVENT_USR_VAR3 138
125#define SNDRV_SEQ_EVENT_USR_VAR4 139
126
127/* 150-151: kernel events with quote - DO NOT use in user clients */
128#define SNDRV_SEQ_EVENT_KERNEL_ERROR 150
129#define SNDRV_SEQ_EVENT_KERNEL_QUOTE 151 /* obsolete */
130
131/* 152-191: reserved */
132
133/* 192-254: hardware specific events */
134
135/* 255: special event */
136#define SNDRV_SEQ_EVENT_NONE 255
137
138
139typedef unsigned char snd_seq_event_type_t;
140
141/** event address */
142struct snd_seq_addr {
143 unsigned char client; /**< Client number: 0..255, 255 = broadcast to all clients */
144 unsigned char port; /**< Port within client: 0..255, 255 = broadcast to all ports */
145};
146
147/** port connection */
148struct snd_seq_connect {
149 struct snd_seq_addr sender;
150 struct snd_seq_addr dest;
151};
152
153
154#define SNDRV_SEQ_ADDRESS_UNKNOWN 253 /* unknown source */
155#define SNDRV_SEQ_ADDRESS_SUBSCRIBERS 254 /* send event to all subscribed ports */
156#define SNDRV_SEQ_ADDRESS_BROADCAST 255 /* send event to all queues/clients/ports/channels */
157#define SNDRV_SEQ_QUEUE_DIRECT 253 /* direct dispatch */
158
159 /* event mode flag - NOTE: only 8 bits available! */
160#define SNDRV_SEQ_TIME_STAMP_TICK (0<<0) /* timestamp in clock ticks */
161#define SNDRV_SEQ_TIME_STAMP_REAL (1<<0) /* timestamp in real time */
162#define SNDRV_SEQ_TIME_STAMP_MASK (1<<0)
163
164#define SNDRV_SEQ_TIME_MODE_ABS (0<<1) /* absolute timestamp */
165#define SNDRV_SEQ_TIME_MODE_REL (1<<1) /* relative to current time */
166#define SNDRV_SEQ_TIME_MODE_MASK (1<<1)
167
168#define SNDRV_SEQ_EVENT_LENGTH_FIXED (0<<2) /* fixed event size */
169#define SNDRV_SEQ_EVENT_LENGTH_VARIABLE (1<<2) /* variable event size */
170#define SNDRV_SEQ_EVENT_LENGTH_VARUSR (2<<2) /* variable event size - user memory space */
171#define SNDRV_SEQ_EVENT_LENGTH_MASK (3<<2)
172
173#define SNDRV_SEQ_PRIORITY_NORMAL (0<<4) /* normal priority */
174#define SNDRV_SEQ_PRIORITY_HIGH (1<<4) /* event should be processed before others */
175#define SNDRV_SEQ_PRIORITY_MASK (1<<4)
176
177
178 /* note event */
179struct snd_seq_ev_note {
180 unsigned char channel;
181 unsigned char note;
182 unsigned char velocity;
183 unsigned char off_velocity; /* only for SNDRV_SEQ_EVENT_NOTE */
184 unsigned int duration; /* only for SNDRV_SEQ_EVENT_NOTE */
185};
186
187 /* controller event */
188struct snd_seq_ev_ctrl {
189 unsigned char channel;
190 unsigned char unused1, unused2, unused3; /* pad */
191 unsigned int param;
192 signed int value;
193};
194
195 /* generic set of bytes (12x8 bit) */
196struct snd_seq_ev_raw8 {
197 unsigned char d[12]; /* 8 bit value */
198};
199
200 /* generic set of integers (3x32 bit) */
201struct snd_seq_ev_raw32 {
202 unsigned int d[3]; /* 32 bit value */
203};
204
205 /* external stored data */
206struct snd_seq_ev_ext {
207 unsigned int len; /* length of data */
208 void *ptr; /* pointer to data (note: maybe 64-bit) */
209} __attribute__((packed));
210
211struct snd_seq_result {
212 int event; /* processed event type */
213 int result;
214};
215
216
217struct snd_seq_real_time {
218 unsigned int tv_sec; /* seconds */
219 unsigned int tv_nsec; /* nanoseconds */
220};
221
222typedef unsigned int snd_seq_tick_time_t; /* midi ticks */
223
224union snd_seq_timestamp {
225 snd_seq_tick_time_t tick;
226 struct snd_seq_real_time time;
227};
228
229struct snd_seq_queue_skew {
230 unsigned int value;
231 unsigned int base;
232};
233
234 /* queue timer control */
235struct snd_seq_ev_queue_control {
236 unsigned char queue; /* affected queue */
237 unsigned char pad[3]; /* reserved */
238 union {
239 signed int value; /* affected value (e.g. tempo) */
240 union snd_seq_timestamp time; /* time */
241 unsigned int position; /* sync position */
242 struct snd_seq_queue_skew skew;
243 unsigned int d32[2];
244 unsigned char d8[8];
245 } param;
246};
247
248 /* quoted event - inside the kernel only */
249struct snd_seq_ev_quote {
250 struct snd_seq_addr origin; /* original sender */
251 unsigned short value; /* optional data */
252 struct snd_seq_event *event; /* quoted event */
253} __attribute__((packed));
254
255
256 /* sequencer event */
257struct snd_seq_event {
258 snd_seq_event_type_t type; /* event type */
259 unsigned char flags; /* event flags */
260 char tag;
261
262 unsigned char queue; /* schedule queue */
263 union snd_seq_timestamp time; /* schedule time */
264
265
266 struct snd_seq_addr source; /* source address */
267 struct snd_seq_addr dest; /* destination address */
268
269 union { /* event data... */
270 struct snd_seq_ev_note note;
271 struct snd_seq_ev_ctrl control;
272 struct snd_seq_ev_raw8 raw8;
273 struct snd_seq_ev_raw32 raw32;
274 struct snd_seq_ev_ext ext;
275 struct snd_seq_ev_queue_control queue;
276 union snd_seq_timestamp time;
277 struct snd_seq_addr addr;
278 struct snd_seq_connect connect;
279 struct snd_seq_result result;
280 struct snd_seq_ev_quote quote;
281 } data;
282};
283
284
285/*
286 * bounce event - stored as variable size data
287 */
288struct snd_seq_event_bounce {
289 int err;
290 struct snd_seq_event event;
291 /* external data follows here. */
292};
293
294
295 /* system information */
296struct snd_seq_system_info {
297 int queues; /* maximum queues count */
298 int clients; /* maximum clients count */
299 int ports; /* maximum ports per client */
300 int channels; /* maximum channels per port */
301 int cur_clients; /* current clients */
302 int cur_queues; /* current queues */
303 char reserved[24];
304};
305
306
307 /* system running information */
308struct snd_seq_running_info {
309 unsigned char client; /* client id */
310 unsigned char big_endian; /* 1 = big-endian */
311 unsigned char cpu_mode; /* 4 = 32bit, 8 = 64bit */
312 unsigned char pad; /* reserved */
313 unsigned char reserved[12];
314};
315
316
317 /* known client numbers */
318#define SNDRV_SEQ_CLIENT_SYSTEM 0
319 /* internal client numbers */
320#define SNDRV_SEQ_CLIENT_DUMMY 14 /* midi through */
321#define SNDRV_SEQ_CLIENT_OSS 15 /* oss sequencer emulator */
322
323
324 /* client types */
325typedef int __bitwise snd_seq_client_type_t;
326#define NO_CLIENT ((__force snd_seq_client_type_t) 0)
327#define USER_CLIENT ((__force snd_seq_client_type_t) 1)
328#define KERNEL_CLIENT ((__force snd_seq_client_type_t) 2)
329
330 /* event filter flags */
331#define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */
332#define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */
333#define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */
334#define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */
335
336struct snd_seq_client_info {
337 int client; /* client number to inquire */
338 snd_seq_client_type_t type; /* client type */
339 char name[64]; /* client name */
340 unsigned int filter; /* filter flags */
341 unsigned char multicast_filter[8]; /* multicast filter bitmap */
342 unsigned char event_filter[32]; /* event filter bitmap */
343 int num_ports; /* RO: number of ports */
344 int event_lost; /* number of lost events */
345 int card; /* RO: card number[kernel] */
346 int pid; /* RO: pid[user] */
347 char reserved[56]; /* for future use */
348};
349
350
351/* client pool size */
352struct snd_seq_client_pool {
353 int client; /* client number to inquire */
354 int output_pool; /* outgoing (write) pool size */
355 int input_pool; /* incoming (read) pool size */
356 int output_room; /* minimum free pool size for select/blocking mode */
357 int output_free; /* unused size */
358 int input_free; /* unused size */
359 char reserved[64];
360};
361
362
363/* Remove events by specified criteria */
364
365#define SNDRV_SEQ_REMOVE_INPUT (1<<0) /* Flush input queues */
366#define SNDRV_SEQ_REMOVE_OUTPUT (1<<1) /* Flush output queues */
367#define SNDRV_SEQ_REMOVE_DEST (1<<2) /* Restrict by destination q:client:port */
368#define SNDRV_SEQ_REMOVE_DEST_CHANNEL (1<<3) /* Restrict by channel */
369#define SNDRV_SEQ_REMOVE_TIME_BEFORE (1<<4) /* Restrict to before time */
370#define SNDRV_SEQ_REMOVE_TIME_AFTER (1<<5) /* Restrict to time or after */
371#define SNDRV_SEQ_REMOVE_TIME_TICK (1<<6) /* Time is in ticks */
372#define SNDRV_SEQ_REMOVE_EVENT_TYPE (1<<7) /* Restrict to event type */
373#define SNDRV_SEQ_REMOVE_IGNORE_OFF (1<<8) /* Do not flush off events */
374#define SNDRV_SEQ_REMOVE_TAG_MATCH (1<<9) /* Restrict to events with given tag */
375
376struct snd_seq_remove_events {
377 unsigned int remove_mode; /* Flags that determine what gets removed */
378
379 union snd_seq_timestamp time;
380
381 unsigned char queue; /* Queue for REMOVE_DEST */
382 struct snd_seq_addr dest; /* Address for REMOVE_DEST */
383 unsigned char channel; /* Channel for REMOVE_DEST */
384
385 int type; /* For REMOVE_EVENT_TYPE */
386 char tag; /* Tag for REMOVE_TAG */
387
388 int reserved[10]; /* To allow for future binary compatibility */
389
390};
391
392
393 /* known port numbers */
394#define SNDRV_SEQ_PORT_SYSTEM_TIMER 0
395#define SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE 1
396
397 /* port capabilities (32 bits) */
398#define SNDRV_SEQ_PORT_CAP_READ (1<<0) /* readable from this port */
399#define SNDRV_SEQ_PORT_CAP_WRITE (1<<1) /* writable to this port */
400
401#define SNDRV_SEQ_PORT_CAP_SYNC_READ (1<<2)
402#define SNDRV_SEQ_PORT_CAP_SYNC_WRITE (1<<3)
403
404#define SNDRV_SEQ_PORT_CAP_DUPLEX (1<<4)
405
406#define SNDRV_SEQ_PORT_CAP_SUBS_READ (1<<5) /* allow read subscription */
407#define SNDRV_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /* allow write subscription */
408#define SNDRV_SEQ_PORT_CAP_NO_EXPORT (1<<7) /* routing not allowed */
409
410 /* port type */
411#define SNDRV_SEQ_PORT_TYPE_SPECIFIC (1<<0) /* hardware specific */
412#define SNDRV_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) /* generic MIDI device */
413#define SNDRV_SEQ_PORT_TYPE_MIDI_GM (1<<2) /* General MIDI compatible device */
414#define SNDRV_SEQ_PORT_TYPE_MIDI_GS (1<<3) /* GS compatible device */
415#define SNDRV_SEQ_PORT_TYPE_MIDI_XG (1<<4) /* XG compatible device */
416#define SNDRV_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) /* MT-32 compatible device */
417#define SNDRV_SEQ_PORT_TYPE_MIDI_GM2 (1<<6) /* General MIDI 2 compatible device */
418
419/* other standards...*/
420#define SNDRV_SEQ_PORT_TYPE_SYNTH (1<<10) /* Synth device (no MIDI compatible - direct wavetable) */
421#define SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) /* Sampling device (support sample download) */
422#define SNDRV_SEQ_PORT_TYPE_SAMPLE (1<<12) /* Sampling device (sample can be downloaded at any time) */
423/*...*/
424#define SNDRV_SEQ_PORT_TYPE_HARDWARE (1<<16) /* driver for a hardware device */
425#define SNDRV_SEQ_PORT_TYPE_SOFTWARE (1<<17) /* implemented in software */
426#define SNDRV_SEQ_PORT_TYPE_SYNTHESIZER (1<<18) /* generates sound */
427#define SNDRV_SEQ_PORT_TYPE_PORT (1<<19) /* connects to other device(s) */
428#define SNDRV_SEQ_PORT_TYPE_APPLICATION (1<<20) /* application (sequencer/editor) */
429
430/* misc. conditioning flags */
431#define SNDRV_SEQ_PORT_FLG_GIVEN_PORT (1<<0)
432#define SNDRV_SEQ_PORT_FLG_TIMESTAMP (1<<1)
433#define SNDRV_SEQ_PORT_FLG_TIME_REAL (1<<2)
434
435struct snd_seq_port_info {
436 struct snd_seq_addr addr; /* client/port numbers */
437 char name[64]; /* port name */
438
439 unsigned int capability; /* port capability bits */
440 unsigned int type; /* port type bits */
441 int midi_channels; /* channels per MIDI port */
442 int midi_voices; /* voices per MIDI port */
443 int synth_voices; /* voices per SYNTH port */
444
445 int read_use; /* R/O: subscribers for output (from this port) */
446 int write_use; /* R/O: subscribers for input (to this port) */
447
448 void *kernel; /* reserved for kernel use (must be NULL) */
449 unsigned int flags; /* misc. conditioning */
450 unsigned char time_queue; /* queue # for timestamping */
451 char reserved[59]; /* for future use */
452};
453
454
455/* queue flags */
456#define SNDRV_SEQ_QUEUE_FLG_SYNC (1<<0) /* sync enabled */
457
458/* queue information */
459struct snd_seq_queue_info {
460 int queue; /* queue id */
461
462 /*
463 * security settings, only owner of this queue can start/stop timer
464 * etc. if the queue is locked for other clients
465 */
466 int owner; /* client id for owner of the queue */
467 unsigned locked:1; /* timing queue locked for other queues */
468 char name[64]; /* name of this queue */
469 unsigned int flags; /* flags */
470 char reserved[60]; /* for future use */
471
472};
473
474/* queue info/status */
475struct snd_seq_queue_status {
476 int queue; /* queue id */
477 int events; /* read-only - queue size */
478 snd_seq_tick_time_t tick; /* current tick */
479 struct snd_seq_real_time time; /* current time */
480 int running; /* running state of queue */
481 int flags; /* various flags */
482 char reserved[64]; /* for the future */
483};
484
485
486/* queue tempo */
487struct snd_seq_queue_tempo {
488 int queue; /* sequencer queue */
489 unsigned int tempo; /* current tempo, us/tick */
490 int ppq; /* time resolution, ticks/quarter */
491 unsigned int skew_value; /* queue skew */
492 unsigned int skew_base; /* queue skew base */
493 char reserved[24]; /* for the future */
494};
495
496
497/* sequencer timer sources */
498#define SNDRV_SEQ_TIMER_ALSA 0 /* ALSA timer */
499#define SNDRV_SEQ_TIMER_MIDI_CLOCK 1 /* Midi Clock (CLOCK event) */
500#define SNDRV_SEQ_TIMER_MIDI_TICK 2 /* Midi Timer Tick (TICK event) */
501
502/* queue timer info */
503struct snd_seq_queue_timer {
504 int queue; /* sequencer queue */
505 int type; /* source timer type */
506 union {
507 struct {
508 struct snd_timer_id id; /* ALSA's timer ID */
509 unsigned int resolution; /* resolution in Hz */
510 } alsa;
511 } u;
512 char reserved[64]; /* for the future use */
513};
514
515
516struct snd_seq_queue_client {
517 int queue; /* sequencer queue */
518 int client; /* sequencer client */
519 int used; /* queue is used with this client
520 (must be set for accepting events) */
521 /* per client watermarks */
522 char reserved[64]; /* for future use */
523};
524
525
526#define SNDRV_SEQ_PORT_SUBS_EXCLUSIVE (1<<0) /* exclusive connection */
527#define SNDRV_SEQ_PORT_SUBS_TIMESTAMP (1<<1)
528#define SNDRV_SEQ_PORT_SUBS_TIME_REAL (1<<2)
529
530struct snd_seq_port_subscribe {
531 struct snd_seq_addr sender; /* sender address */
532 struct snd_seq_addr dest; /* destination address */
533 unsigned int voices; /* number of voices to be allocated (0 = don't care) */
534 unsigned int flags; /* modes */
535 unsigned char queue; /* input time-stamp queue (optional) */
536 unsigned char pad[3]; /* reserved */
537 char reserved[64];
538};
539
540/* type of query subscription */
541#define SNDRV_SEQ_QUERY_SUBS_READ 0
542#define SNDRV_SEQ_QUERY_SUBS_WRITE 1
543
544struct snd_seq_query_subs {
545 struct snd_seq_addr root; /* client/port id to be searched */
546 int type; /* READ or WRITE */
547 int index; /* 0..N-1 */
548 int num_subs; /* R/O: number of subscriptions on this port */
549 struct snd_seq_addr addr; /* R/O: result */
550 unsigned char queue; /* R/O: result */
551 unsigned int flags; /* R/O: result */
552 char reserved[64]; /* for future use */
553};
554
555
556/*
557 * IOCTL commands
558 */
559
560#define SNDRV_SEQ_IOCTL_PVERSION _IOR ('S', 0x00, int)
561#define SNDRV_SEQ_IOCTL_CLIENT_ID _IOR ('S', 0x01, int)
562#define SNDRV_SEQ_IOCTL_SYSTEM_INFO _IOWR('S', 0x02, struct snd_seq_system_info)
563#define SNDRV_SEQ_IOCTL_RUNNING_MODE _IOWR('S', 0x03, struct snd_seq_running_info)
564
565#define SNDRV_SEQ_IOCTL_GET_CLIENT_INFO _IOWR('S', 0x10, struct snd_seq_client_info)
566#define SNDRV_SEQ_IOCTL_SET_CLIENT_INFO _IOW ('S', 0x11, struct snd_seq_client_info)
567
568#define SNDRV_SEQ_IOCTL_CREATE_PORT _IOWR('S', 0x20, struct snd_seq_port_info)
569#define SNDRV_SEQ_IOCTL_DELETE_PORT _IOW ('S', 0x21, struct snd_seq_port_info)
570#define SNDRV_SEQ_IOCTL_GET_PORT_INFO _IOWR('S', 0x22, struct snd_seq_port_info)
571#define SNDRV_SEQ_IOCTL_SET_PORT_INFO _IOW ('S', 0x23, struct snd_seq_port_info)
572
573#define SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT _IOW ('S', 0x30, struct snd_seq_port_subscribe)
574#define SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT _IOW ('S', 0x31, struct snd_seq_port_subscribe)
575
576#define SNDRV_SEQ_IOCTL_CREATE_QUEUE _IOWR('S', 0x32, struct snd_seq_queue_info)
577#define SNDRV_SEQ_IOCTL_DELETE_QUEUE _IOW ('S', 0x33, struct snd_seq_queue_info)
578#define SNDRV_SEQ_IOCTL_GET_QUEUE_INFO _IOWR('S', 0x34, struct snd_seq_queue_info)
579#define SNDRV_SEQ_IOCTL_SET_QUEUE_INFO _IOWR('S', 0x35, struct snd_seq_queue_info)
580#define SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE _IOWR('S', 0x36, struct snd_seq_queue_info)
581#define SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS _IOWR('S', 0x40, struct snd_seq_queue_status)
582#define SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO _IOWR('S', 0x41, struct snd_seq_queue_tempo)
583#define SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO _IOW ('S', 0x42, struct snd_seq_queue_tempo)
584#define SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER _IOWR('S', 0x45, struct snd_seq_queue_timer)
585#define SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER _IOW ('S', 0x46, struct snd_seq_queue_timer)
586#define SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT _IOWR('S', 0x49, struct snd_seq_queue_client)
587#define SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT _IOW ('S', 0x4a, struct snd_seq_queue_client)
588#define SNDRV_SEQ_IOCTL_GET_CLIENT_POOL _IOWR('S', 0x4b, struct snd_seq_client_pool)
589#define SNDRV_SEQ_IOCTL_SET_CLIENT_POOL _IOW ('S', 0x4c, struct snd_seq_client_pool)
590#define SNDRV_SEQ_IOCTL_REMOVE_EVENTS _IOW ('S', 0x4e, struct snd_seq_remove_events)
591#define SNDRV_SEQ_IOCTL_QUERY_SUBS _IOWR('S', 0x4f, struct snd_seq_query_subs)
592#define SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION _IOWR('S', 0x50, struct snd_seq_port_subscribe)
593#define SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT _IOWR('S', 0x51, struct snd_seq_client_info)
594#define SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT _IOWR('S', 0x52, struct snd_seq_port_info)
595
596#endif /* _UAPI__SOUND_ASEQUENCER_H */