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 	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_info
23  * structure (out_cables and in_cables only) */
24 
25 /* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk
26  * 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_info
39  * 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 
45 int __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 
snd_usbmidi_create(struct snd_card * card,struct usb_interface * iface,struct list_head * midi_list,const struct snd_usb_audio_quirk * quirk)51 static inline int snd_usbmidi_create(struct snd_card *card,
52 		       struct usb_interface *iface,
53 		       struct list_head *midi_list,
54 		       const struct snd_usb_audio_quirk *quirk)
55 {
56 	return __snd_usbmidi_create(card, iface, midi_list, quirk, 0);
57 }
58 
59 void snd_usbmidi_input_stop(struct list_head *p);
60 void snd_usbmidi_input_start(struct list_head *p);
61 void snd_usbmidi_disconnect(struct list_head *p);
62 void snd_usbmidi_suspend(struct list_head *p);
63 void snd_usbmidi_resume(struct list_head *p);
64 
65 #endif /* __USBMIDI_H */
66