diff options
Diffstat (limited to 'sound/pci/ca0106/ca_midi.h')
| -rw-r--r-- | sound/pci/ca0106/ca_midi.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/sound/pci/ca0106/ca_midi.h b/sound/pci/ca0106/ca_midi.h new file mode 100644 index 00000000000..95c8e1c170b --- /dev/null +++ b/sound/pci/ca0106/ca_midi.h @@ -0,0 +1,72 @@ +/* + * 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); + |