64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __USBMIDI_H
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#define __USBMIDI_H
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/* maximum number of endpoints per interface */
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#define MIDI_MAX_ENDPOINTS 2
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/* data for QUIRK_MIDI_FIXED_ENDPOINT */
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struct snd_usb_midi_endpoint_info {
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int8_t out_ep; /* ep number, 0 autodetect */
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uint8_t out_interval; /* interval for interrupt endpoints */
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int8_t in_ep;
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uint8_t in_interval;
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uint16_t out_cables; /* bitmask */
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uint16_t in_cables; /* bitmask */
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};
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/* for QUIRK_MIDI_YAMAHA, data is NULL */
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/* for QUIRK_MIDI_MIDIMAN, data points to a snd_usb_midi_endpoint_info
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* structure (out_cables and in_cables only) */
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/* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk
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* structures, terminated with .ifnum = -1 */
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/* for QUIRK_AUDIO_FIXED_ENDPOINT, data points to an audioformat structure */
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/* for QUIRK_AUDIO/MIDI_STANDARD_INTERFACE, data is NULL */
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/* for QUIRK_AUDIO_EDIROL_UA700_UA25/UA1000, data is NULL */
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/* for QUIRK_IGNORE_INTERFACE, data is NULL */
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/* for QUIRK_MIDI_NOVATION and _RAW, data is NULL */
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/* for QUIRK_MIDI_EMAGIC, data points to a snd_usb_midi_endpoint_info
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* structure (out_cables and in_cables only) */
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/* for QUIRK_MIDI_CME, data is NULL */
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/* for QUIRK_MIDI_AKAI, data is NULL */
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int __snd_usbmidi_create(struct snd_card *card,
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struct usb_interface *iface,
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struct list_head *midi_list,
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const struct snd_usb_audio_quirk *quirk,
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unsigned int usb_id);
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static inline int snd_usbmidi_create(struct snd_card *card,
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struct usb_interface *iface,
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struct list_head *midi_list,
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const struct snd_usb_audio_quirk *quirk)
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{
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return __snd_usbmidi_create(card, iface, midi_list, quirk, 0);
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}
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void snd_usbmidi_input_stop(struct list_head *p);
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void snd_usbmidi_input_start(struct list_head *p);
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void snd_usbmidi_disconnect(struct list_head *p);
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void snd_usbmidi_suspend(struct list_head *p);
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void snd_usbmidi_resume(struct list_head *p);
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#endif /* __USBMIDI_H */
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