1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __USBMIDI_H
3 #define __USBMIDI_H
4
5 /* maximum number of endpoints per interface */
6 #define MIDI_MAX_ENDPOINTS 2
7
8 /* data for QUIRK_MIDI_FIXED_ENDPOINT */
9 struct 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 };
17
18 /* for QUIRK_MIDI_YAMAHA, data is NULL */
19
20 /* for QUIRK_MIDI_MIDIMAN, data points to a snd_usb_midi_endpoint_info
21 * structure (out_cables and in_cables only) */
22
23 /* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk
24 * structures, terminated with .ifnum = -1 */
25
26 /* for QUIRK_AUDIO_FIXED_ENDPOINT, data points to an audioformat structure */
27
28 /* for QUIRK_AUDIO/MIDI_STANDARD_INTERFACE, data is NULL */
29
30 /* for QUIRK_AUDIO_EDIROL_UA700_UA25/UA1000, data is NULL */
31
32 /* for QUIRK_IGNORE_INTERFACE, data is NULL */
33
34 /* for QUIRK_MIDI_NOVATION and _RAW, data is NULL */
35
36 /* for QUIRK_MIDI_EMAGIC, data points to a snd_usb_midi_endpoint_info
37 * structure (out_cables and in_cables only) */
38
39 /* for QUIRK_MIDI_CME, data is NULL */
40
41 /* for QUIRK_MIDI_AKAI, data is NULL */
42
43 int __snd_usbmidi_create(struct snd_card *card,
44 struct usb_interface *iface,
45 struct list_head *midi_list,
46 const struct snd_usb_audio_quirk *quirk,
47 unsigned int usb_id);
48
49 static inline int snd_usbmidi_create(struct snd_card *card,
50 struct usb_interface *iface,
51 struct list_head *midi_list,
52 const struct snd_usb_audio_quirk *quirk)
53 {
54 return __snd_usbmidi_create(card, iface, midi_list, quirk, 0);
55 }
56
57 void snd_usbmidi_input_stop(struct list_head *p);
58 void snd_usbmidi_input_start(struct list_head *p);
59 void snd_usbmidi_disconnect(struct list_head *p);
60 void snd_usbmidi_suspend(struct list_head *p);
61 void snd_usbmidi_resume(struct list_head *p);
62
63 #endif /* __USBMIDI_H */