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-rw-r--r--include/uapi/sound/asequencer.h614
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diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h
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1/*
2 * Main header file for the ALSA sequencer
3 * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
4 * (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22#ifndef _UAPI__SOUND_ASEQUENCER_H
23#define _UAPI__SOUND_ASEQUENCER_H
24
25
26/** version of the sequencer */
27#define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION (1, 0, 1)
28
29/**
30 * definition of sequencer event types
31 */
32
33/** system messages
34 * event data type = #snd_seq_result
35 */
36#define SNDRV_SEQ_EVENT_SYSTEM 0
37#define SNDRV_SEQ_EVENT_RESULT 1
38
39/** note messages (channel specific)
40 * event data type = #snd_seq_ev_note
41 */
42#define SNDRV_SEQ_EVENT_NOTE 5
43#define SNDRV_SEQ_EVENT_NOTEON 6
44#define SNDRV_SEQ_EVENT_NOTEOFF 7
45#define SNDRV_SEQ_EVENT_KEYPRESS 8
46
47/** control messages (channel specific)
48 * event data type = #snd_seq_ev_ctrl
49 */
50#define SNDRV_SEQ_EVENT_CONTROLLER 10
51#define SNDRV_SEQ_EVENT_PGMCHANGE 11
52#define SNDRV_SEQ_EVENT_CHANPRESS 12
53#define SNDRV_SEQ_EVENT_PITCHBEND 13 /**< from -8192 to 8191 */
54#define SNDRV_SEQ_EVENT_CONTROL14 14 /**< 14 bit controller value */
55#define SNDRV_SEQ_EVENT_NONREGPARAM 15 /**< 14 bit NRPN address + 14 bit unsigned value */
56#define SNDRV_SEQ_EVENT_REGPARAM 16 /**< 14 bit RPN address + 14 bit unsigned value */
57
58/** synchronisation messages
59 * event data type = #snd_seq_ev_ctrl
60 */
61#define SNDRV_SEQ_EVENT_SONGPOS 20 /* Song Position Pointer with LSB and MSB values */
62#define SNDRV_SEQ_EVENT_SONGSEL 21 /* Song Select with song ID number */
63#define SNDRV_SEQ_EVENT_QFRAME 22 /* midi time code quarter frame */
64#define SNDRV_SEQ_EVENT_TIMESIGN 23 /* SMF Time Signature event */
65#define SNDRV_SEQ_EVENT_KEYSIGN 24 /* SMF Key Signature event */
66
67/** timer messages
68 * event data type = snd_seq_ev_queue_control
69 */
70#define SNDRV_SEQ_EVENT_START 30 /* midi Real Time Start message */
71#define SNDRV_SEQ_EVENT_CONTINUE 31 /* midi Real Time Continue message */
72#define SNDRV_SEQ_EVENT_STOP 32 /* midi Real Time Stop message */
73#define SNDRV_SEQ_EVENT_SETPOS_TICK 33 /* set tick queue position */
74#define SNDRV_SEQ_EVENT_SETPOS_TIME 34 /* set realtime queue position */
75#define SNDRV_SEQ_EVENT_TEMPO 35 /* (SMF) Tempo event */
76#define SNDRV_SEQ_EVENT_CLOCK 36 /* midi Real Time Clock message */
77#define SNDRV_SEQ_EVENT_TICK 37 /* midi Real Time Tick message */
78#define SNDRV_SEQ_EVENT_QUEUE_SKEW 38 /* skew queue tempo */
79
80/** others
81 * event data type = none
82 */
83#define SNDRV_SEQ_EVENT_TUNE_REQUEST 40 /* tune request */
84#define SNDRV_SEQ_EVENT_RESET 41 /* reset to power-on state */
85#define SNDRV_SEQ_EVENT_SENSING 42 /* "active sensing" event */
86
87/** echo back, kernel private messages
88 * event data type = any type
89 */
90#define SNDRV_SEQ_EVENT_ECHO 50 /* echo event */
91#define SNDRV_SEQ_EVENT_OSS 51 /* OSS raw event */
92
93/** system status messages (broadcast for subscribers)
94 * event data type = snd_seq_addr
95 */
96#define SNDRV_SEQ_EVENT_CLIENT_START 60 /* new client has connected */
97#define SNDRV_SEQ_EVENT_CLIENT_EXIT 61 /* client has left the system */
98#define SNDRV_SEQ_EVENT_CLIENT_CHANGE 62 /* client status/info has changed */
99#define SNDRV_SEQ_EVENT_PORT_START 63 /* new port was created */
100#define SNDRV_SEQ_EVENT_PORT_EXIT 64 /* port was deleted from system */
101#define SNDRV_SEQ_EVENT_PORT_CHANGE 65 /* port status/info has changed */
102
103/** port connection changes
104 * event data type = snd_seq_connect
105 */
106#define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED 66 /* ports connected */
107#define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67 /* ports disconnected */
108
109/* 70-89: synthesizer events - obsoleted */
110
111/** user-defined events with fixed length
112 * event data type = any
113 */
114#define SNDRV_SEQ_EVENT_USR0 90
115#define SNDRV_SEQ_EVENT_USR1 91
116#define SNDRV_SEQ_EVENT_USR2 92
117#define SNDRV_SEQ_EVENT_USR3 93
118#define SNDRV_SEQ_EVENT_USR4 94
119#define SNDRV_SEQ_EVENT_USR5 95
120#define SNDRV_SEQ_EVENT_USR6 96
121#define SNDRV_SEQ_EVENT_USR7 97
122#define SNDRV_SEQ_EVENT_USR8 98
123#define SNDRV_SEQ_EVENT_USR9 99
124
125/* 100-118: instrument layer - obsoleted */
126/* 119-129: reserved */
127
128/* 130-139: variable length events
129 * event data type = snd_seq_ev_ext
130 * (SNDRV_SEQ_EVENT_LENGTH_VARIABLE must be set)
131 */
132#define SNDRV_SEQ_EVENT_SYSEX 130 /* system exclusive data (variable length) */
133#define SNDRV_SEQ_EVENT_BOUNCE 131 /* error event */
134/* 132-134: reserved */
135#define SNDRV_SEQ_EVENT_USR_VAR0 135
136#define SNDRV_SEQ_EVENT_USR_VAR1 136
137#define SNDRV_SEQ_EVENT_USR_VAR2 137
138#define SNDRV_SEQ_EVENT_USR_VAR3 138
139#define SNDRV_SEQ_EVENT_USR_VAR4 139
140
141/* 150-151: kernel events with quote - DO NOT use in user clients */
142#define SNDRV_SEQ_EVENT_KERNEL_ERROR 150
143#define SNDRV_SEQ_EVENT_KERNEL_QUOTE 151 /* obsolete */
144
145/* 152-191: reserved */
146
147/* 192-254: hardware specific events */
148
149/* 255: special event */
150#define SNDRV_SEQ_EVENT_NONE 255
151
152
153typedef unsigned char snd_seq_event_type_t;
154
155/** event address */
156struct snd_seq_addr {
157 unsigned char client; /**< Client number: 0..255, 255 = broadcast to all clients */
158 unsigned char port; /**< Port within client: 0..255, 255 = broadcast to all ports */
159};
160
161/** port connection */
162struct snd_seq_connect {
163 struct snd_seq_addr sender;
164 struct snd_seq_addr dest;
165};
166
167
168#define SNDRV_SEQ_ADDRESS_UNKNOWN 253 /* unknown source */
169#define SNDRV_SEQ_ADDRESS_SUBSCRIBERS 254 /* send event to all subscribed ports */
170#define SNDRV_SEQ_ADDRESS_BROADCAST 255 /* send event to all queues/clients/ports/channels */
171#define SNDRV_SEQ_QUEUE_DIRECT 253 /* direct dispatch */
172
173 /* event mode flag - NOTE: only 8 bits available! */
174#define SNDRV_SEQ_TIME_STAMP_TICK (0<<0) /* timestamp in clock ticks */
175#define SNDRV_SEQ_TIME_STAMP_REAL (1<<0) /* timestamp in real time */
176#define SNDRV_SEQ_TIME_STAMP_MASK (1<<0)
177
178#define SNDRV_SEQ_TIME_MODE_ABS (0<<1) /* absolute timestamp */
179#define SNDRV_SEQ_TIME_MODE_REL (1<<1) /* relative to current time */
180#define SNDRV_SEQ_TIME_MODE_MASK (1<<1)
181
182#define SNDRV_SEQ_EVENT_LENGTH_FIXED (0<<2) /* fixed event size */
183#define SNDRV_SEQ_EVENT_LENGTH_VARIABLE (1<<2) /* variable event size */
184#define SNDRV_SEQ_EVENT_LENGTH_VARUSR (2<<2) /* variable event size - user memory space */
185#define SNDRV_SEQ_EVENT_LENGTH_MASK (3<<2)
186
187#define SNDRV_SEQ_PRIORITY_NORMAL (0<<4) /* normal priority */
188#define SNDRV_SEQ_PRIORITY_HIGH (1<<4) /* event should be processed before others */
189#define SNDRV_SEQ_PRIORITY_MASK (1<<4)
190
191
192 /* note event */
193struct snd_seq_ev_note {
194 unsigned char channel;
195 unsigned char note;
196 unsigned char velocity;
197 unsigned char off_velocity; /* only for SNDRV_SEQ_EVENT_NOTE */
198 unsigned int duration; /* only for SNDRV_SEQ_EVENT_NOTE */
199};
200
201 /* controller event */
202struct snd_seq_ev_ctrl {
203 unsigned char channel;
204 unsigned char unused1, unused2, unused3; /* pad */
205 unsigned int param;
206 signed int value;
207};
208
209 /* generic set of bytes (12x8 bit) */
210struct snd_seq_ev_raw8 {
211 unsigned char d[12]; /* 8 bit value */
212};
213
214 /* generic set of integers (3x32 bit) */
215struct snd_seq_ev_raw32 {
216 unsigned int d[3]; /* 32 bit value */
217};
218
219 /* external stored data */
220struct snd_seq_ev_ext {
221 unsigned int len; /* length of data */
222 void *ptr; /* pointer to data (note: maybe 64-bit) */
223} __attribute__((packed));
224
225struct snd_seq_result {
226 int event; /* processed event type */
227 int result;
228};
229
230
231struct snd_seq_real_time {
232 unsigned int tv_sec; /* seconds */
233 unsigned int tv_nsec; /* nanoseconds */
234};
235
236typedef unsigned int snd_seq_tick_time_t; /* midi ticks */
237
238union snd_seq_timestamp {
239 snd_seq_tick_time_t tick;
240 struct snd_seq_real_time time;
241};
242
243struct snd_seq_queue_skew {
244 unsigned int value;
245 unsigned int base;
246};
247
248 /* queue timer control */
249struct snd_seq_ev_queue_control {
250 unsigned char queue; /* affected queue */
251 unsigned char pad[3]; /* reserved */
252 union {
253 signed int value; /* affected value (e.g. tempo) */
254 union snd_seq_timestamp time; /* time */
255 unsigned int position; /* sync position */
256 struct snd_seq_queue_skew skew;
257 unsigned int d32[2];
258 unsigned char d8[8];
259 } param;
260};
261
262 /* quoted event - inside the kernel only */
263struct snd_seq_ev_quote {
264 struct snd_seq_addr origin; /* original sender */
265 unsigned short value; /* optional data */
266 struct snd_seq_event *event; /* quoted event */
267} __attribute__((packed));
268
269
270 /* sequencer event */
271struct snd_seq_event {
272 snd_seq_event_type_t type; /* event type */
273 unsigned char flags; /* event flags */
274 char tag;
275
276 unsigned char queue; /* schedule queue */
277 union snd_seq_timestamp time; /* schedule time */
278
279
280 struct snd_seq_addr source; /* source address */
281 struct snd_seq_addr dest; /* destination address */
282
283 union { /* event data... */
284 struct snd_seq_ev_note note;
285 struct snd_seq_ev_ctrl control;
286 struct snd_seq_ev_raw8 raw8;
287 struct snd_seq_ev_raw32 raw32;
288 struct snd_seq_ev_ext ext;
289 struct snd_seq_ev_queue_control queue;
290 union snd_seq_timestamp time;
291 struct snd_seq_addr addr;
292 struct snd_seq_connect connect;
293 struct snd_seq_result result;
294 struct snd_seq_ev_quote quote;
295 } data;
296};
297
298
299/*
300 * bounce event - stored as variable size data
301 */
302struct snd_seq_event_bounce {
303 int err;
304 struct snd_seq_event event;
305 /* external data follows here. */
306};
307
308
309 /* system information */
310struct snd_seq_system_info {
311 int queues; /* maximum queues count */
312 int clients; /* maximum clients count */
313 int ports; /* maximum ports per client */
314 int channels; /* maximum channels per port */
315 int cur_clients; /* current clients */
316 int cur_queues; /* current queues */
317 char reserved[24];
318};
319
320
321 /* system running information */
322struct snd_seq_running_info {
323 unsigned char client; /* client id */
324 unsigned char big_endian; /* 1 = big-endian */
325 unsigned char cpu_mode; /* 4 = 32bit, 8 = 64bit */
326 unsigned char pad; /* reserved */
327 unsigned char reserved[12];
328};
329
330
331 /* known client numbers */
332#define SNDRV_SEQ_CLIENT_SYSTEM 0
333 /* internal client numbers */
334#define SNDRV_SEQ_CLIENT_DUMMY 14 /* midi through */
335#define SNDRV_SEQ_CLIENT_OSS 15 /* oss sequencer emulator */
336
337
338 /* client types */
339typedef int __bitwise snd_seq_client_type_t;
340#define NO_CLIENT ((__force snd_seq_client_type_t) 0)
341#define USER_CLIENT ((__force snd_seq_client_type_t) 1)
342#define KERNEL_CLIENT ((__force snd_seq_client_type_t) 2)
343
344 /* event filter flags */
345#define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */
346#define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */
347#define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */
348#define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */
349
350struct snd_seq_client_info {
351 int client; /* client number to inquire */
352 snd_seq_client_type_t type; /* client type */
353 char name[64]; /* client name */
354 unsigned int filter; /* filter flags */
355 unsigned char multicast_filter[8]; /* multicast filter bitmap */
356 unsigned char event_filter[32]; /* event filter bitmap */
357 int num_ports; /* RO: number of ports */
358 int event_lost; /* number of lost events */
359 char reserved[64]; /* for future use */
360};
361
362
363/* client pool size */
364struct snd_seq_client_pool {
365 int client; /* client number to inquire */
366 int output_pool; /* outgoing (write) pool size */
367 int input_pool; /* incoming (read) pool size */
368 int output_room; /* minimum free pool size for select/blocking mode */
369 int output_free; /* unused size */
370 int input_free; /* unused size */
371 char reserved[64];
372};
373
374
375/* Remove events by specified criteria */
376
377#define SNDRV_SEQ_REMOVE_INPUT (1<<0) /* Flush input queues */
378#define SNDRV_SEQ_REMOVE_OUTPUT (1<<1) /* Flush output queues */
379#define SNDRV_SEQ_REMOVE_DEST (1<<2) /* Restrict by destination q:client:port */
380#define SNDRV_SEQ_REMOVE_DEST_CHANNEL (1<<3) /* Restrict by channel */
381#define SNDRV_SEQ_REMOVE_TIME_BEFORE (1<<4) /* Restrict to before time */
382#define SNDRV_SEQ_REMOVE_TIME_AFTER (1<<5) /* Restrict to time or after */
383#define SNDRV_SEQ_REMOVE_TIME_TICK (1<<6) /* Time is in ticks */
384#define SNDRV_SEQ_REMOVE_EVENT_TYPE (1<<7) /* Restrict to event type */
385#define SNDRV_SEQ_REMOVE_IGNORE_OFF (1<<8) /* Do not flush off events */
386#define SNDRV_SEQ_REMOVE_TAG_MATCH (1<<9) /* Restrict to events with given tag */
387
388struct snd_seq_remove_events {
389 unsigned int remove_mode; /* Flags that determine what gets removed */
390
391 union snd_seq_timestamp time;
392
393 unsigned char queue; /* Queue for REMOVE_DEST */
394 struct snd_seq_addr dest; /* Address for REMOVE_DEST */
395 unsigned char channel; /* Channel for REMOVE_DEST */
396
397 int type; /* For REMOVE_EVENT_TYPE */
398 char tag; /* Tag for REMOVE_TAG */
399
400 int reserved[10]; /* To allow for future binary compatibility */
401
402};
403
404
405 /* known port numbers */
406#define SNDRV_SEQ_PORT_SYSTEM_TIMER 0
407#define SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE 1
408
409 /* port capabilities (32 bits) */
410#define SNDRV_SEQ_PORT_CAP_READ (1<<0) /* readable from this port */
411#define SNDRV_SEQ_PORT_CAP_WRITE (1<<1) /* writable to this port */
412
413#define SNDRV_SEQ_PORT_CAP_SYNC_READ (1<<2)
414#define SNDRV_SEQ_PORT_CAP_SYNC_WRITE (1<<3)
415
416#define SNDRV_SEQ_PORT_CAP_DUPLEX (1<<4)
417
418#define SNDRV_SEQ_PORT_CAP_SUBS_READ (1<<5) /* allow read subscription */
419#define SNDRV_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /* allow write subscription */
420#define SNDRV_SEQ_PORT_CAP_NO_EXPORT (1<<7) /* routing not allowed */
421
422 /* port type */
423#define SNDRV_SEQ_PORT_TYPE_SPECIFIC (1<<0) /* hardware specific */
424#define SNDRV_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) /* generic MIDI device */
425#define SNDRV_SEQ_PORT_TYPE_MIDI_GM (1<<2) /* General MIDI compatible device */
426#define SNDRV_SEQ_PORT_TYPE_MIDI_GS (1<<3) /* GS compatible device */
427#define SNDRV_SEQ_PORT_TYPE_MIDI_XG (1<<4) /* XG compatible device */
428#define SNDRV_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) /* MT-32 compatible device */
429#define SNDRV_SEQ_PORT_TYPE_MIDI_GM2 (1<<6) /* General MIDI 2 compatible device */
430
431/* other standards...*/
432#define SNDRV_SEQ_PORT_TYPE_SYNTH (1<<10) /* Synth device (no MIDI compatible - direct wavetable) */
433#define SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) /* Sampling device (support sample download) */
434#define SNDRV_SEQ_PORT_TYPE_SAMPLE (1<<12) /* Sampling device (sample can be downloaded at any time) */
435/*...*/
436#define SNDRV_SEQ_PORT_TYPE_HARDWARE (1<<16) /* driver for a hardware device */
437#define SNDRV_SEQ_PORT_TYPE_SOFTWARE (1<<17) /* implemented in software */
438#define SNDRV_SEQ_PORT_TYPE_SYNTHESIZER (1<<18) /* generates sound */
439#define SNDRV_SEQ_PORT_TYPE_PORT (1<<19) /* connects to other device(s) */
440#define SNDRV_SEQ_PORT_TYPE_APPLICATION (1<<20) /* application (sequencer/editor) */
441
442/* misc. conditioning flags */
443#define SNDRV_SEQ_PORT_FLG_GIVEN_PORT (1<<0)
444#define SNDRV_SEQ_PORT_FLG_TIMESTAMP (1<<1)
445#define SNDRV_SEQ_PORT_FLG_TIME_REAL (1<<2)
446
447struct snd_seq_port_info {
448 struct snd_seq_addr addr; /* client/port numbers */
449 char name[64]; /* port name */
450
451 unsigned int capability; /* port capability bits */
452 unsigned int type; /* port type bits */
453 int midi_channels; /* channels per MIDI port */
454 int midi_voices; /* voices per MIDI port */
455 int synth_voices; /* voices per SYNTH port */
456
457 int read_use; /* R/O: subscribers for output (from this port) */
458 int write_use; /* R/O: subscribers for input (to this port) */
459
460 void *kernel; /* reserved for kernel use (must be NULL) */
461 unsigned int flags; /* misc. conditioning */
462 unsigned char time_queue; /* queue # for timestamping */
463 char reserved[59]; /* for future use */
464};
465
466
467/* queue flags */
468#define SNDRV_SEQ_QUEUE_FLG_SYNC (1<<0) /* sync enabled */
469
470/* queue information */
471struct snd_seq_queue_info {
472 int queue; /* queue id */
473
474 /*
475 * security settings, only owner of this queue can start/stop timer
476 * etc. if the queue is locked for other clients
477 */
478 int owner; /* client id for owner of the queue */
479 unsigned locked:1; /* timing queue locked for other queues */
480 char name[64]; /* name of this queue */
481 unsigned int flags; /* flags */
482 char reserved[60]; /* for future use */
483
484};
485
486/* queue info/status */
487struct snd_seq_queue_status {
488 int queue; /* queue id */
489 int events; /* read-only - queue size */
490 snd_seq_tick_time_t tick; /* current tick */
491 struct snd_seq_real_time time; /* current time */
492 int running; /* running state of queue */
493 int flags; /* various flags */
494 char reserved[64]; /* for the future */
495};
496
497
498/* queue tempo */
499struct snd_seq_queue_tempo {
500 int queue; /* sequencer queue */
501 unsigned int tempo; /* current tempo, us/tick */
502 int ppq; /* time resolution, ticks/quarter */
503 unsigned int skew_value; /* queue skew */
504 unsigned int skew_base; /* queue skew base */
505 char reserved[24]; /* for the future */
506};
507
508
509/* sequencer timer sources */
510#define SNDRV_SEQ_TIMER_ALSA 0 /* ALSA timer */
511#define SNDRV_SEQ_TIMER_MIDI_CLOCK 1 /* Midi Clock (CLOCK event) */
512#define SNDRV_SEQ_TIMER_MIDI_TICK 2 /* Midi Timer Tick (TICK event) */
513
514/* queue timer info */
515struct snd_seq_queue_timer {
516 int queue; /* sequencer queue */
517 int type; /* source timer type */
518 union {
519 struct {
520 struct snd_timer_id id; /* ALSA's timer ID */
521 unsigned int resolution; /* resolution in Hz */
522 } alsa;
523 } u;
524 char reserved[64]; /* for the future use */
525};
526
527
528struct snd_seq_queue_client {
529 int queue; /* sequencer queue */
530 int client; /* sequencer client */
531 int used; /* queue is used with this client
532 (must be set for accepting events) */
533 /* per client watermarks */
534 char reserved[64]; /* for future use */
535};
536
537
538#define SNDRV_SEQ_PORT_SUBS_EXCLUSIVE (1<<0) /* exclusive connection */
539#define SNDRV_SEQ_PORT_SUBS_TIMESTAMP (1<<1)
540#define SNDRV_SEQ_PORT_SUBS_TIME_REAL (1<<2)
541
542struct snd_seq_port_subscribe {
543 struct snd_seq_addr sender; /* sender address */
544 struct snd_seq_addr dest; /* destination address */
545 unsigned int voices; /* number of voices to be allocated (0 = don't care) */
546 unsigned int flags; /* modes */
547 unsigned char queue; /* input time-stamp queue (optional) */
548 unsigned char pad[3]; /* reserved */
549 char reserved[64];
550};
551
552/* type of query subscription */
553#define SNDRV_SEQ_QUERY_SUBS_READ 0
554#define SNDRV_SEQ_QUERY_SUBS_WRITE 1
555
556struct snd_seq_query_subs {
557 struct snd_seq_addr root; /* client/port id to be searched */
558 int type; /* READ or WRITE */
559 int index; /* 0..N-1 */
560 int num_subs; /* R/O: number of subscriptions on this port */
561 struct snd_seq_addr addr; /* R/O: result */
562 unsigned char queue; /* R/O: result */
563 unsigned int flags; /* R/O: result */
564 char reserved[64]; /* for future use */
565};
566
567
568/*
569 * IOCTL commands
570 */
571
572#define SNDRV_SEQ_IOCTL_PVERSION _IOR ('S', 0x00, int)
573#define SNDRV_SEQ_IOCTL_CLIENT_ID _IOR ('S', 0x01, int)
574#define SNDRV_SEQ_IOCTL_SYSTEM_INFO _IOWR('S', 0x02, struct snd_seq_system_info)
575#define SNDRV_SEQ_IOCTL_RUNNING_MODE _IOWR('S', 0x03, struct snd_seq_running_info)
576
577#define SNDRV_SEQ_IOCTL_GET_CLIENT_INFO _IOWR('S', 0x10, struct snd_seq_client_info)
578#define SNDRV_SEQ_IOCTL_SET_CLIENT_INFO _IOW ('S', 0x11, struct snd_seq_client_info)
579
580#define SNDRV_SEQ_IOCTL_CREATE_PORT _IOWR('S', 0x20, struct snd_seq_port_info)
581#define SNDRV_SEQ_IOCTL_DELETE_PORT _IOW ('S', 0x21, struct snd_seq_port_info)
582#define SNDRV_SEQ_IOCTL_GET_PORT_INFO _IOWR('S', 0x22, struct snd_seq_port_info)
583#define SNDRV_SEQ_IOCTL_SET_PORT_INFO _IOW ('S', 0x23, struct snd_seq_port_info)
584
585#define SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT _IOW ('S', 0x30, struct snd_seq_port_subscribe)
586#define SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT _IOW ('S', 0x31, struct snd_seq_port_subscribe)
587
588#define SNDRV_SEQ_IOCTL_CREATE_QUEUE _IOWR('S', 0x32, struct snd_seq_queue_info)
589#define SNDRV_SEQ_IOCTL_DELETE_QUEUE _IOW ('S', 0x33, struct snd_seq_queue_info)
590#define SNDRV_SEQ_IOCTL_GET_QUEUE_INFO _IOWR('S', 0x34, struct snd_seq_queue_info)
591#define SNDRV_SEQ_IOCTL_SET_QUEUE_INFO _IOWR('S', 0x35, struct snd_seq_queue_info)
592#define SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE _IOWR('S', 0x36, struct snd_seq_queue_info)
593#define SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS _IOWR('S', 0x40, struct snd_seq_queue_status)
594#define SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO _IOWR('S', 0x41, struct snd_seq_queue_tempo)
595#define SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO _IOW ('S', 0x42, struct snd_seq_queue_tempo)
596#define SNDRV_SEQ_IOCTL_GET_QUEUE_OWNER _IOWR('S', 0x43, struct snd_seq_queue_owner)
597#define SNDRV_SEQ_IOCTL_SET_QUEUE_OWNER _IOW ('S', 0x44, struct snd_seq_queue_owner)
598#define SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER _IOWR('S', 0x45, struct snd_seq_queue_timer)
599#define SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER _IOW ('S', 0x46, struct snd_seq_queue_timer)
600/* XXX
601#define SNDRV_SEQ_IOCTL_GET_QUEUE_SYNC _IOWR('S', 0x53, struct snd_seq_queue_sync)
602#define SNDRV_SEQ_IOCTL_SET_QUEUE_SYNC _IOW ('S', 0x54, struct snd_seq_queue_sync)
603*/
604#define SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT _IOWR('S', 0x49, struct snd_seq_queue_client)
605#define SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT _IOW ('S', 0x4a, struct snd_seq_queue_client)
606#define SNDRV_SEQ_IOCTL_GET_CLIENT_POOL _IOWR('S', 0x4b, struct snd_seq_client_pool)
607#define SNDRV_SEQ_IOCTL_SET_CLIENT_POOL _IOW ('S', 0x4c, struct snd_seq_client_pool)
608#define SNDRV_SEQ_IOCTL_REMOVE_EVENTS _IOW ('S', 0x4e, struct snd_seq_remove_events)
609#define SNDRV_SEQ_IOCTL_QUERY_SUBS _IOWR('S', 0x4f, struct snd_seq_query_subs)
610#define SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION _IOWR('S', 0x50, struct snd_seq_port_subscribe)
611#define SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT _IOWR('S', 0x51, struct snd_seq_client_info)
612#define SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT _IOWR('S', 0x52, struct snd_seq_port_info)
613
614#endif /* _UAPI__SOUND_ASEQUENCER_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-22 04:55:22 -0500