uapi/sound/asequencer.h

1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
4  *  Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
5  *            (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
39 #define SNDRV_SEQ_EVENT_PITCHBEND	13	/**< from -8192 to 8191 */
70 #define SNDRV_SEQ_EVENT_RESET		41	/* reset to power-on state */
92 #define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED	66	/* ports connected */
93 #define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67	/* ports disconnected */
95 /* 70-89:  synthesizer events - obsoleted */
97 /** user-defined events with fixed length
111 /* 100-118: instrument layer - obsoleted */
112 /* 119-129: reserved */
114 /* 130-139: variable length events
120 /* 132-134: reserved */
127 /* 150-151: kernel events with quote - DO NOT use in user clients */
131 /* 152-191: reserved */
133 /* 192-254: hardware specific events */
144 	unsigned char port;	/**< Port within client:    0..255, 255 = broadcast to all ports */
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 */
159 	/* event mode flag - NOTE: only 8 bits available! */
170 #define SNDRV_SEQ_EVENT_LENGTH_VARUSR	(2<<2)	/* variable event size - user memory space */
209 	void *ptr;		/* pointer to data (note: maybe 64-bit) */
249 	/* quoted event - inside the kernel only */
285 	/* (compatible) event for UMP-capable clients */
302  * bounce event - stored as variable size data
313 	int queues;			/* maximum queues count */
314 	int clients;			/* maximum clients count */
315 	int ports;			/* maximum ports per client */  member
326 	unsigned char big_endian;	/* 1 = big-endian */
360 	int num_ports;			/* RO: number of ports */
365 	unsigned int group_filter;	/* UMP group filter bitmap
367 					 *  bit 1-16 = messages for groups 1-16)
444 #define SNDRV_SEQ_PORT_TYPE_MIDI_MT32	(1<<5)	/* MT-32 compatible device */
449 #define SNDRV_SEQ_PORT_TYPE_SYNTH	(1<<10)	/* Synth device (no MIDI compatible - direct wavetable) */
489 	unsigned char ump_group;	/* 0 = UMP EP (no conversion), 1-16 = UMP group number */
516 	int events;			/* read-only - queue size */
528 	unsigned int tempo;		/* current tempo, us/tick (or different time-base below) */
575 	unsigned char queue;		/* input time-stamp queue (optional) */
587 	int index;		/* 0..N-1 */
596  * UMP-specific information
605 	unsigned char info[512];	/* info (either UMP ep or block info) */