linux/sound/oss/emu10k1/midi.h

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/*
**********************************************************************
* midi.h
* Copyright 1999, 2000 Creative Labs, Inc.
*
**********************************************************************
*
* Date Author Summary of changes
* ---- ------ ------------------
* October 20, 1999 Bertrand Lee base code release
*
**********************************************************************
*
* 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., 675 Mass Ave, Cambridge, MA 02139,
* USA.
*
**********************************************************************
*/
#ifndef _MIDI_H
#define _MIDI_H
#define FMODE_MIDI_SHIFT 3
#define FMODE_MIDI_READ (FMODE_READ << FMODE_MIDI_SHIFT)
#define FMODE_MIDI_WRITE (FMODE_WRITE << FMODE_MIDI_SHIFT)
#define MIDIIN_STATE_STARTED 0x00000001
#define MIDIIN_STATE_STOPPED 0x00000002
#define MIDIIN_BUFLEN 1024
struct emu10k1_mididevice
{
struct emu10k1_card *card;
u32 mistate;
wait_queue_head_t oWait;
wait_queue_head_t iWait;
s8 iBuf[MIDIIN_BUFLEN];
u16 ird, iwr, icnt;
struct list_head mid_hdrs;
};
/* uncomment next line to use midi port on Audigy drive */
//#define USE_AUDIGY_DRIVE_MIDI
#ifdef USE_AUDIGY_DRIVE_MIDI
#define A_MUDATA A_MUDATA2
#define A_MUCMD A_MUCMD2
#define A_MUSTAT A_MUCMD2
#define A_IPR_MIDITRANSBUFEMPTY A_IPR_MIDITRANSBUFEMPTY2
#define A_IPR_MIDIRECVBUFEMPTY A_IPR_MIDIRECVBUFEMPTY2
#define A_INTE_MIDITXENABLE A_INTE_MIDITXENABLE2
#define A_INTE_MIDIRXENABLE A_INTE_MIDIRXENABLE2
#else
#define A_MUDATA A_MUDATA1
#define A_MUCMD A_MUCMD1
#define A_MUSTAT A_MUCMD1
#define A_IPR_MIDITRANSBUFEMPTY A_IPR_MIDITRANSBUFEMPTY1
#define A_IPR_MIDIRECVBUFEMPTY A_IPR_MIDIRECVBUFEMPTY1
#define A_INTE_MIDITXENABLE A_INTE_MIDITXENABLE1
#define A_INTE_MIDIRXENABLE A_INTE_MIDIRXENABLE1
#endif
#endif /* _MIDI_H */