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/*
* Copyright 10/16/2005 Tilman Kranz <tilde@tk-sls.de>
* Creative Audio MIDI, for the CA0106 Driver
* Version: 0.0.1
*
* Changelog:
* See ca_midi.c
*
* 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
*
*/
#include<linux/spinlock.h>
#include<sound/rawmidi.h>
#include<sound/mpu401.h>
#define CA_MIDI_MODE_INPUT MPU401_MODE_INPUT
#define CA_MIDI_MODE_OUTPUT MPU401_MODE_OUTPUT
typedef struct ca_midi ca_midi_t;
struct ca_midi {
snd_rawmidi_t *rmidi;
snd_rawmidi_substream_t *substream_input;
snd_rawmidi_substream_t *substream_output;
void *dev_id;
spinlock_t input_lock;
spinlock_t output_lock;
spinlock_t open_lock;
unsigned int channel;
unsigned int midi_mode;
int port;
int tx_enable, rx_enable;
int ipr_tx, ipr_rx;
int input_avail, output_ready;
int ack, reset, enter_uart;
void (*interrupt)(ca_midi_t *midi, unsigned int status);
void (*interrupt_enable)(ca_midi_t *midi, int intr);
void (*interrupt_disable)(ca_midi_t *midi, int intr);
unsigned char (*read)(ca_midi_t *midi, int idx);
void (*write)(ca_midi_t *midi, int data, int idx);
/* get info from dev_id */
snd_card_t *(*get_dev_id_card)(void *dev_id);
int (*get_dev_id_port)(void *dev_id);
};
void ca_midi_interrupt(ca_midi_t *midi, unsigned int status);
int __devinit ca_midi_init(void *card, ca_midi_t *midi, int device, char *name);
void ca_midi_free(ca_midi_t *midi);
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