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