70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
![]() |
/*
|
||
|
* 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);
|
||
|
};
|
||
|
|
||
|
int __devinit ca_midi_init(void *card, ca_midi_t *midi, int device, char *name);
|
||
|
|
||
|
|