67 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef __USBMIDI_H3#define __USBMIDI_H4 5/* maximum number of endpoints per interface */6#define MIDI_MAX_ENDPOINTS 27 8/* data for QUIRK_MIDI_FIXED_ENDPOINT */9struct snd_usb_midi_endpoint_info {10 int8_t out_ep; /* ep number, 0 autodetect */11 uint8_t out_interval; /* interval for interrupt endpoints */12 int8_t in_ep;13 uint8_t in_interval;14 uint16_t out_cables; /* bitmask */15 uint16_t in_cables; /* bitmask */16 int16_t assoc_in_jacks[16];17 int16_t assoc_out_jacks[16];18};19 20/* for QUIRK_MIDI_YAMAHA, data is NULL */21 22/* for QUIRK_MIDI_MIDIMAN, data points to a snd_usb_midi_endpoint_info23 * structure (out_cables and in_cables only) */24 25/* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk26 * structures, terminated with .ifnum = -1 */27 28/* for QUIRK_AUDIO_FIXED_ENDPOINT, data points to an audioformat structure */29 30/* for QUIRK_AUDIO/MIDI_STANDARD_INTERFACE, data is NULL */31 32/* for QUIRK_AUDIO_EDIROL_UA700_UA25/UA1000, data is NULL */33 34/* for QUIRK_IGNORE_INTERFACE, data is NULL */35 36/* for QUIRK_MIDI_NOVATION and _RAW, data is NULL */37 38/* for QUIRK_MIDI_EMAGIC, data points to a snd_usb_midi_endpoint_info39 * structure (out_cables and in_cables only) */40 41/* for QUIRK_MIDI_CME, data is NULL */42 43/* for QUIRK_MIDI_AKAI, data is NULL */44 45int __snd_usbmidi_create(struct snd_card *card,46 struct usb_interface *iface,47 struct list_head *midi_list,48 const struct snd_usb_audio_quirk *quirk,49 unsigned int usb_id,50 unsigned int *num_rawmidis);51 52static inline int snd_usbmidi_create(struct snd_card *card,53 struct usb_interface *iface,54 struct list_head *midi_list,55 const struct snd_usb_audio_quirk *quirk)56{57 return __snd_usbmidi_create(card, iface, midi_list, quirk, 0, NULL);58}59 60void snd_usbmidi_input_stop(struct list_head *p);61void snd_usbmidi_input_start(struct list_head *p);62void snd_usbmidi_disconnect(struct list_head *p);63void snd_usbmidi_suspend(struct list_head *p);64void snd_usbmidi_resume(struct list_head *p);65 66#endif /* __USBMIDI_H */67