1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/* 
 3 *  Copyright 10/16/2005 Tilman Kranz <tilde@tk-sls.de>
 4 *  Creative Audio MIDI, for the CA0106 Driver
 5 *  Version: 0.0.1
 6 *
 7 *  Changelog:
 8 *    See ca_midi.c
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 9 */
10
11#include <linux/spinlock.h>
12#include <sound/rawmidi.h>
13#include <sound/mpu401.h>
14
15#define CA_MIDI_MODE_INPUT	MPU401_MODE_INPUT
16#define CA_MIDI_MODE_OUTPUT	MPU401_MODE_OUTPUT
17
18struct snd_ca_midi {
19
20	struct snd_rawmidi *rmidi;
21	struct snd_rawmidi_substream *substream_input;
22	struct snd_rawmidi_substream *substream_output;
23
24	void *dev_id;
25
26	spinlock_t input_lock;
27	spinlock_t output_lock;
28	spinlock_t open_lock;
29
30	unsigned int channel;
31
32	unsigned int midi_mode;
33	int port;
34	int tx_enable, rx_enable;
35	int ipr_tx, ipr_rx;            
36	
37	int input_avail, output_ready;
38	int ack, reset, enter_uart;
39
40	void (*interrupt)(struct snd_ca_midi *midi, unsigned int status);
41	void (*interrupt_enable)(struct snd_ca_midi *midi, int intr);
42	void (*interrupt_disable)(struct snd_ca_midi *midi, int intr);
43
44	unsigned char (*read)(struct snd_ca_midi *midi, int idx);
45	void (*write)(struct snd_ca_midi *midi, int data, int idx);
46
47	/* get info from dev_id */
48	struct snd_card *(*get_dev_id_card)(void *dev_id);
49	int (*get_dev_id_port)(void *dev_id);
50};
51
52int ca_midi_init(void *card, struct snd_ca_midi *midi, int device, char *name);

 
 1/* 
 2 *  Copyright 10/16/2005 Tilman Kranz <tilde@tk-sls.de>
 3 *  Creative Audio MIDI, for the CA0106 Driver
 4 *  Version: 0.0.1
 5 *
 6 *  Changelog:
 7 *    See ca_midi.c
 8 *
 9 *   This program is free software; you can redistribute it and/or modify
10 *   it under the terms of the GNU General Public License as published by
11 *   the Free Software Foundation; either version 2 of the License, or
12 *   (at your option) any later version.
13 *
14 *   This program is distributed in the hope that it will be useful,
15 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *   GNU General Public License for more details.
18 *
19 *   You should have received a copy of the GNU General Public License
20 *   along with this program; if not, write to the Free Software
21 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22 *
23 */
24
25#include <linux/spinlock.h>
26#include <sound/rawmidi.h>
27#include <sound/mpu401.h>
28
29#define CA_MIDI_MODE_INPUT	MPU401_MODE_INPUT
30#define CA_MIDI_MODE_OUTPUT	MPU401_MODE_OUTPUT
31
32struct snd_ca_midi {
33
34	struct snd_rawmidi *rmidi;
35	struct snd_rawmidi_substream *substream_input;
36	struct snd_rawmidi_substream *substream_output;
37
38	void *dev_id;
39
40	spinlock_t input_lock;
41	spinlock_t output_lock;
42	spinlock_t open_lock;
43
44	unsigned int channel;
45
46	unsigned int midi_mode;
47	int port;
48	int tx_enable, rx_enable;
49	int ipr_tx, ipr_rx;            
50	
51	int input_avail, output_ready;
52	int ack, reset, enter_uart;
53
54	void (*interrupt)(struct snd_ca_midi *midi, unsigned int status);
55	void (*interrupt_enable)(struct snd_ca_midi *midi, int intr);
56	void (*interrupt_disable)(struct snd_ca_midi *midi, int intr);
57
58	unsigned char (*read)(struct snd_ca_midi *midi, int idx);
59	void (*write)(struct snd_ca_midi *midi, int data, int idx);
60
61	/* get info from dev_id */
62	struct snd_card *(*get_dev_id_card)(void *dev_id);
63	int (*get_dev_id_port)(void *dev_id);
64};
65
66int ca_midi_init(void *card, struct snd_ca_midi *midi, int device, char *name);