mirror of
https://github.com/torvalds/linux
synced 2024-11-05 18:23:50 +00:00
bb1bf4fa59
We're going to create rawmidi objects for MIDI 2.0 in a different code from the current code for USB-MIDI 1.0. As a preliminary work, this patch adds the number of rawmidi objects to keep globally in a USB-audio card instance, so that it can be referred from both MIDI 1.0 and 2.0 code. Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20230523075358.9672-8-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
66 lines
2 KiB
C
66 lines
2 KiB
C
/* 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 */
|
|
int16_t assoc_in_jacks[16];
|
|
int16_t assoc_out_jacks[16];
|
|
};
|
|
|
|
/* 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,
|
|
unsigned int *num_rawmidis);
|
|
|
|
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, NULL);
|
|
}
|
|
|
|
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 */
|