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52 lines
1.3 KiB
52 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Copyright 10/16/2005 Tilman Kranz <[email protected]> |
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* Creative Audio MIDI, for the CA0106 Driver |
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* Version: 0.0.1 |
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* |
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* Changelog: |
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* See ca_midi.c |
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*/ |
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#include <linux/spinlock.h> |
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#include <sound/rawmidi.h> |
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#include <sound/mpu401.h> |
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#define CA_MIDI_MODE_INPUT MPU401_MODE_INPUT |
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#define CA_MIDI_MODE_OUTPUT MPU401_MODE_OUTPUT |
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struct snd_ca_midi { |
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struct snd_rawmidi *rmidi; |
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struct snd_rawmidi_substream *substream_input; |
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struct snd_rawmidi_substream *substream_output; |
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void *dev_id; |
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spinlock_t input_lock; |
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spinlock_t output_lock; |
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spinlock_t open_lock; |
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unsigned int channel; |
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unsigned int midi_mode; |
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int port; |
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int tx_enable, rx_enable; |
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int ipr_tx, ipr_rx; |
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int input_avail, output_ready; |
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int ack, reset, enter_uart; |
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void (*interrupt)(struct snd_ca_midi *midi, unsigned int status); |
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void (*interrupt_enable)(struct snd_ca_midi *midi, int intr); |
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void (*interrupt_disable)(struct snd_ca_midi *midi, int intr); |
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unsigned char (*read)(struct snd_ca_midi *midi, int idx); |
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void (*write)(struct snd_ca_midi *midi, int data, int idx); |
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/* get info from dev_id */ |
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struct snd_card *(*get_dev_id_card)(void *dev_id); |
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int (*get_dev_id_port)(void *dev_id); |
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}; |
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int ca_midi_init(void *card, struct snd_ca_midi *midi, int device, char *name);
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