1 /*
2  **********************************************************************
3  *     midi.h
4  *     Copyright 1999, 2000 Creative Labs, Inc.
5  *
6  **********************************************************************
7  *
8  *     Date                 Author          Summary of changes
9  *     ----                 ------          ------------------
10  *     October 20, 1999     Bertrand Lee    base code release
11  *
12  **********************************************************************
13  *
14  *     This program is free software; you can redistribute it and/or
15  *     modify it under the terms of the GNU General Public License as
16  *     published by the Free Software Foundation; either version 2 of
17  *     the License, or (at your option) any later version.
18  *
19  *     This program is distributed in the hope that it will be useful,
20  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
21  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22  *     GNU General Public License for more details.
23  *
24  *     You should have received a copy of the GNU General Public
25  *     License along with this program; if not, write to the Free
26  *     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
27  *     USA.
28  *
29  **********************************************************************
30  */
31 
32 #ifndef _MIDI_H
33 #define _MIDI_H
34 
35 #define FMODE_MIDI_SHIFT 3
36 #define FMODE_MIDI_READ  (FMODE_READ << FMODE_MIDI_SHIFT)
37 #define FMODE_MIDI_WRITE (FMODE_WRITE << FMODE_MIDI_SHIFT)
38 
39 #define MIDIIN_STATE_STARTED 0x00000001
40 #define MIDIIN_STATE_STOPPED 0x00000002
41 
42 #define MIDIIN_BUFLEN 1024
43 
44 struct emu10k1_mididevice
45 {
46 	struct emu10k1_card *card;
47 	u32 mistate;
48 	wait_queue_head_t oWait;
49 	wait_queue_head_t iWait;
50 	s8 iBuf[MIDIIN_BUFLEN];
51 	u16 ird, iwr, icnt;
52 	struct list_head mid_hdrs;
53 };
54 
55 #endif /* _MIDI_H */
56