[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / sound / asequencer.h

/*
 *  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 <linux/ioctl.h>
#include <sound/asound.h>
#include <uapi/sound/asequencer.h>

/* helper macro */
#define snd_seq_event_bounce_ext_data(ev) ((void*)((char *)(ev)->data.ext.ptr + sizeof(struct snd_seq_event_bounce)))

/*
 * type check macros
 */
/* result events: 0-4 */
#define snd_seq_ev_is_result_type(ev)	((ev)->type < 5)
/* channel specific events: 5-19 */
#define snd_seq_ev_is_channel_type(ev)	((ev)->type >= 5 && (ev)->type < 20)
/* note events: 5-9 */
#define snd_seq_ev_is_note_type(ev)	((ev)->type >= 5 && (ev)->type < 10)
/* control events: 10-19 */
#define snd_seq_ev_is_control_type(ev)	((ev)->type >= 10 && (ev)->type < 20)
/* queue control events: 30-39 */
#define snd_seq_ev_is_queue_type(ev)	((ev)->type >= 30 && (ev)->type < 40)
/* system status messages */
#define snd_seq_ev_is_message_type(ev)	((ev)->type >= 60 && (ev)->type < 69)
/* sample messages */
#define snd_seq_ev_is_sample_type(ev)	((ev)->type >= 70 && (ev)->type < 79)
/* user-defined messages */
#define snd_seq_ev_is_user_type(ev)	((ev)->type >= 90 && (ev)->type < 99)
/* fixed length events: 0-99 */
#define snd_seq_ev_is_fixed_type(ev)	((ev)->type < 100)
/* variable length events: 130-139 */
#define snd_seq_ev_is_variable_type(ev)	((ev)->type >= 130 && (ev)->type < 140)
/* reserved for kernel */
#define snd_seq_ev_is_reserved(ev)	((ev)->type >= 150)

/* direct dispatched events */
#define snd_seq_ev_is_direct(ev)	((ev)->queue == SNDRV_SEQ_QUEUE_DIRECT)

/*
 * macros to check event flags
 */
/* prior events */
#define snd_seq_ev_is_prior(ev)		(((ev)->flags & SNDRV_SEQ_PRIORITY_MASK) == SNDRV_SEQ_PRIORITY_HIGH)

/* event length type */
#define snd_seq_ev_length_type(ev)	((ev)->flags & SNDRV_SEQ_EVENT_LENGTH_MASK)
#define snd_seq_ev_is_fixed(ev)		(snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_FIXED)
#define snd_seq_ev_is_variable(ev)	(snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARIABLE)
#define snd_seq_ev_is_varusr(ev)	(snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARUSR)

/* time-stamp type */
#define snd_seq_ev_timestamp_type(ev)	((ev)->flags & SNDRV_SEQ_TIME_STAMP_MASK)
#define snd_seq_ev_is_tick(ev)		(snd_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_TICK)
#define snd_seq_ev_is_real(ev)		(snd_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_REAL)

/* time-mode type */
#define snd_seq_ev_timemode_type(ev)	((ev)->flags & SNDRV_SEQ_TIME_MODE_MASK)
#define snd_seq_ev_is_abstime(ev)	(snd_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_ABS)
#define snd_seq_ev_is_reltime(ev)	(snd_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_REL)

/* queue sync port */
#define snd_seq_queue_sync_port(q)	((q) + 16)

#endif /* __SOUND_ASEQUENCER_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Main header file for the ALSA sequencer
	3	* Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
c1017a4c	4	* (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
1da177e4 LT	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 __SOUND_ASEQUENCER_H
	23	#define __SOUND_ASEQUENCER_H
	24
1da177e4	25	#include <linux/ioctl.h>
1da177e4	26	#include <sound/asound.h>
674e95ca	27	#include <uapi/sound/asequencer.h>
c7e0b5bf TI	28
	29	/* helper macro */
	30	#define snd_seq_event_bounce_ext_data(ev) ((void)((char )(ev)->data.ext.ptr + sizeof(struct snd_seq_event_bounce)))
1da177e4 LT	31
	32	/*
	33	* type check macros
	34	*/
	35	/* result events: 0-4 */
c7e0b5bf	36	#define snd_seq_ev_is_result_type(ev) ((ev)->type < 5)
1da177e4	37	/* channel specific events: 5-19 */
c7e0b5bf	38	#define snd_seq_ev_is_channel_type(ev) ((ev)->type >= 5 && (ev)->type < 20)
1da177e4	39	/* note events: 5-9 */
c7e0b5bf	40	#define snd_seq_ev_is_note_type(ev) ((ev)->type >= 5 && (ev)->type < 10)
1da177e4	41	/* control events: 10-19 */
c7e0b5bf	42	#define snd_seq_ev_is_control_type(ev) ((ev)->type >= 10 && (ev)->type < 20)
1da177e4	43	/* queue control events: 30-39 */
c7e0b5bf	44	#define snd_seq_ev_is_queue_type(ev) ((ev)->type >= 30 && (ev)->type < 40)
1da177e4	45	/* system status messages */
c7e0b5bf	46	#define snd_seq_ev_is_message_type(ev) ((ev)->type >= 60 && (ev)->type < 69)
1da177e4	47	/* sample messages */
c7e0b5bf	48	#define snd_seq_ev_is_sample_type(ev) ((ev)->type >= 70 && (ev)->type < 79)
1da177e4	49	/* user-defined messages */
c7e0b5bf	50	#define snd_seq_ev_is_user_type(ev) ((ev)->type >= 90 && (ev)->type < 99)
1da177e4	51	/* fixed length events: 0-99 */
c7e0b5bf	52	#define snd_seq_ev_is_fixed_type(ev) ((ev)->type < 100)
1da177e4	53	/* variable length events: 130-139 */
c7e0b5bf	54	#define snd_seq_ev_is_variable_type(ev) ((ev)->type >= 130 && (ev)->type < 140)
1da177e4	55	/* reserved for kernel */
c7e0b5bf	56	#define snd_seq_ev_is_reserved(ev) ((ev)->type >= 150)
1da177e4 LT	57
1da177e4 LT	58	/* direct dispatched events */
c7e0b5bf	59	#define snd_seq_ev_is_direct(ev) ((ev)->queue == SNDRV_SEQ_QUEUE_DIRECT)
1da177e4 LT	60
	61	/*
	62	* macros to check event flags
	63	*/
	64	/* prior events */
c7e0b5bf	65	#define snd_seq_ev_is_prior(ev) (((ev)->flags & SNDRV_SEQ_PRIORITY_MASK) == SNDRV_SEQ_PRIORITY_HIGH)
1da177e4 LT	66
1da177e4 LT	67	/* event length type */
c7e0b5bf TI	68	#define snd_seq_ev_length_type(ev) ((ev)->flags & SNDRV_SEQ_EVENT_LENGTH_MASK)
	69	#define snd_seq_ev_is_fixed(ev) (snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_FIXED)
	70	#define snd_seq_ev_is_variable(ev) (snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARIABLE)
	71	#define snd_seq_ev_is_varusr(ev) (snd_seq_ev_length_type(ev) == SNDRV_SEQ_EVENT_LENGTH_VARUSR)
1da177e4 LT	72
1da177e4 LT	73	/* time-stamp type */
c7e0b5bf TI	74	#define snd_seq_ev_timestamp_type(ev) ((ev)->flags & SNDRV_SEQ_TIME_STAMP_MASK)
	75	#define snd_seq_ev_is_tick(ev) (snd_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_TICK)
	76	#define snd_seq_ev_is_real(ev) (snd_seq_ev_timestamp_type(ev) == SNDRV_SEQ_TIME_STAMP_REAL)
1da177e4 LT	77
1da177e4 LT	78	/* time-mode type */
c7e0b5bf TI	79	#define snd_seq_ev_timemode_type(ev) ((ev)->flags & SNDRV_SEQ_TIME_MODE_MASK)
	80	#define snd_seq_ev_is_abstime(ev) (snd_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_ABS)
	81	#define snd_seq_ev_is_reltime(ev) (snd_seq_ev_timemode_type(ev) == SNDRV_SEQ_TIME_MODE_REL)
1da177e4 LT	82
1da177e4 LT	83	/* queue sync port */
c7e0b5bf TI	84	#define snd_seq_queue_sync_port(q) ((q) + 16)
c7e0b5bf TI	85
1da177e4	86	#endif /* __SOUND_ASEQUENCER_H */