xref: /openbmc/linux/sound/usb/midi.h (revision bb1bf4fa)
1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
2e5779998SDaniel Mack #ifndef __USBMIDI_H
3e5779998SDaniel Mack #define __USBMIDI_H
4e5779998SDaniel Mack 
5e5779998SDaniel Mack /* maximum number of endpoints per interface */
6e5779998SDaniel Mack #define MIDI_MAX_ENDPOINTS 2
7e5779998SDaniel Mack 
8e5779998SDaniel Mack /* data for QUIRK_MIDI_FIXED_ENDPOINT */
9e5779998SDaniel Mack struct snd_usb_midi_endpoint_info {
10e5779998SDaniel Mack 	int8_t   out_ep;	/* ep number, 0 autodetect */
11e5779998SDaniel Mack 	uint8_t  out_interval;	/* interval for interrupt endpoints */
12e5779998SDaniel Mack 	int8_t   in_ep;
13e5779998SDaniel Mack 	uint8_t  in_interval;
14e5779998SDaniel Mack 	uint16_t out_cables;	/* bitmask */
15e5779998SDaniel Mack 	uint16_t in_cables;	/* bitmask */
16eb596e0fSGeorge Harker 	int16_t  assoc_in_jacks[16];
17eb596e0fSGeorge Harker 	int16_t  assoc_out_jacks[16];
18e5779998SDaniel Mack };
19e5779998SDaniel Mack 
20e5779998SDaniel Mack /* for QUIRK_MIDI_YAMAHA, data is NULL */
21e5779998SDaniel Mack 
22e5779998SDaniel Mack /* for QUIRK_MIDI_MIDIMAN, data points to a snd_usb_midi_endpoint_info
23e5779998SDaniel Mack  * structure (out_cables and in_cables only) */
24e5779998SDaniel Mack 
25e5779998SDaniel Mack /* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk
26e5779998SDaniel Mack  * structures, terminated with .ifnum = -1 */
27e5779998SDaniel Mack 
28e5779998SDaniel Mack /* for QUIRK_AUDIO_FIXED_ENDPOINT, data points to an audioformat structure */
29e5779998SDaniel Mack 
30e5779998SDaniel Mack /* for QUIRK_AUDIO/MIDI_STANDARD_INTERFACE, data is NULL */
31e5779998SDaniel Mack 
32e5779998SDaniel Mack /* for QUIRK_AUDIO_EDIROL_UA700_UA25/UA1000, data is NULL */
33e5779998SDaniel Mack 
34e5779998SDaniel Mack /* for QUIRK_IGNORE_INTERFACE, data is NULL */
35e5779998SDaniel Mack 
36e5779998SDaniel Mack /* for QUIRK_MIDI_NOVATION and _RAW, data is NULL */
37e5779998SDaniel Mack 
38e5779998SDaniel Mack /* for QUIRK_MIDI_EMAGIC, data points to a snd_usb_midi_endpoint_info
39e5779998SDaniel Mack  * structure (out_cables and in_cables only) */
40e5779998SDaniel Mack 
41e5779998SDaniel Mack /* for QUIRK_MIDI_CME, data is NULL */
42e5779998SDaniel Mack 
434434ade8SKrzysztof Foltman /* for QUIRK_MIDI_AKAI, data is NULL */
444434ade8SKrzysztof Foltman 
4579289e24STakashi Iwai int __snd_usbmidi_create(struct snd_card *card,
46e5779998SDaniel Mack 			 struct usb_interface *iface,
47e5779998SDaniel Mack 			 struct list_head *midi_list,
4879289e24STakashi Iwai 			 const struct snd_usb_audio_quirk *quirk,
49*bb1bf4faSTakashi Iwai 			 unsigned int usb_id,
50*bb1bf4faSTakashi Iwai 			 unsigned int *num_rawmidis);
5179289e24STakashi Iwai 
snd_usbmidi_create(struct snd_card * card,struct usb_interface * iface,struct list_head * midi_list,const struct snd_usb_audio_quirk * quirk)5279289e24STakashi Iwai static inline int snd_usbmidi_create(struct snd_card *card,
5379289e24STakashi Iwai 		       struct usb_interface *iface,
5479289e24STakashi Iwai 		       struct list_head *midi_list,
5579289e24STakashi Iwai 		       const struct snd_usb_audio_quirk *quirk)
5679289e24STakashi Iwai {
57*bb1bf4faSTakashi Iwai 	return __snd_usbmidi_create(card, iface, midi_list, quirk, 0, NULL);
5879289e24STakashi Iwai }
5979289e24STakashi Iwai 
60e5779998SDaniel Mack void snd_usbmidi_input_stop(struct list_head *p);
61e5779998SDaniel Mack void snd_usbmidi_input_start(struct list_head *p);
62e5779998SDaniel Mack void snd_usbmidi_disconnect(struct list_head *p);
63f7881e5eSAdam Goode void snd_usbmidi_suspend(struct list_head *p);
64f7881e5eSAdam Goode void snd_usbmidi_resume(struct list_head *p);
65e5779998SDaniel Mack 
66e5779998SDaniel Mack #endif /* __USBMIDI_H */
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